pdfjs-dist/legacy/web/pdf_viewer.js

/**
 * @licstart The following is the entire license notice for the
 * JavaScript code in this page
 *
 * Copyright 2022 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * @licend The above is the entire license notice for the
 * JavaScript code in this page
 */

(function webpackUniversalModuleDefinition(root, factory) {
	if(typeof exports === 'object' && typeof module === 'object')
		module.exports = factory();
	else if(typeof define === 'function' && define.amd)
		define("pdfjs-dist/web/pdf_viewer", [], factory);
	else if(typeof exports === 'object')
		exports["pdfjs-dist/web/pdf_viewer"] = factory();
	else
		root["pdfjs-dist/web/pdf_viewer"] = root.pdfjsViewer = factory();
})(globalThis, () => {
return /******/ (() => { // webpackBootstrap
/******/ 	"use strict";
/******/ 	var __webpack_modules__ = ([
/* 0 */,
/* 1 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.DefaultXfaLayerFactory = exports.DefaultTextLayerFactory = exports.DefaultStructTreeLayerFactory = exports.DefaultAnnotationLayerFactory = exports.DefaultAnnotationEditorLayerFactory = void 0;

var _annotation_editor_layer_builder = __w_pdfjs_require__(2);

var _annotation_layer_builder = __w_pdfjs_require__(5);

var _l10n_utils = __w_pdfjs_require__(4);

var _pdf_link_service = __w_pdfjs_require__(6);

var _struct_tree_layer_builder = __w_pdfjs_require__(8);

var _text_layer_builder = __w_pdfjs_require__(9);

var _xfa_layer_builder = __w_pdfjs_require__(10);

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var DefaultAnnotationLayerFactory = /*#__PURE__*/function () {
  function DefaultAnnotationLayerFactory() {
    _classCallCheck(this, DefaultAnnotationLayerFactory);
  }

  _createClass(DefaultAnnotationLayerFactory, [{
    key: "createAnnotationLayerBuilder",
    value: function createAnnotationLayerBuilder(_ref) {
      var pageDiv = _ref.pageDiv,
          pdfPage = _ref.pdfPage,
          _ref$annotationStorag = _ref.annotationStorage,
          annotationStorage = _ref$annotationStorag === void 0 ? null : _ref$annotationStorag,
          _ref$imageResourcesPa = _ref.imageResourcesPath,
          imageResourcesPath = _ref$imageResourcesPa === void 0 ? "" : _ref$imageResourcesPa,
          _ref$renderForms = _ref.renderForms,
          renderForms = _ref$renderForms === void 0 ? true : _ref$renderForms,
          _ref$l10n = _ref.l10n,
          l10n = _ref$l10n === void 0 ? _l10n_utils.NullL10n : _ref$l10n,
          _ref$enableScripting = _ref.enableScripting,
          enableScripting = _ref$enableScripting === void 0 ? false : _ref$enableScripting,
          _ref$hasJSActionsProm = _ref.hasJSActionsPromise,
          hasJSActionsPromise = _ref$hasJSActionsProm === void 0 ? null : _ref$hasJSActionsProm,
          _ref$mouseState = _ref.mouseState,
          mouseState = _ref$mouseState === void 0 ? null : _ref$mouseState,
          _ref$fieldObjectsProm = _ref.fieldObjectsPromise,
          fieldObjectsPromise = _ref$fieldObjectsProm === void 0 ? null : _ref$fieldObjectsProm,
          _ref$annotationCanvas = _ref.annotationCanvasMap,
          annotationCanvasMap = _ref$annotationCanvas === void 0 ? null : _ref$annotationCanvas;
      return new _annotation_layer_builder.AnnotationLayerBuilder({
        pageDiv: pageDiv,
        pdfPage: pdfPage,
        imageResourcesPath: imageResourcesPath,
        renderForms: renderForms,
        linkService: new _pdf_link_service.SimpleLinkService(),
        l10n: l10n,
        annotationStorage: annotationStorage,
        enableScripting: enableScripting,
        hasJSActionsPromise: hasJSActionsPromise,
        fieldObjectsPromise: fieldObjectsPromise,
        mouseState: mouseState,
        annotationCanvasMap: annotationCanvasMap
      });
    }
  }]);

  return DefaultAnnotationLayerFactory;
}();

exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory;

var DefaultAnnotationEditorLayerFactory = /*#__PURE__*/function () {
  function DefaultAnnotationEditorLayerFactory() {
    _classCallCheck(this, DefaultAnnotationEditorLayerFactory);
  }

  _createClass(DefaultAnnotationEditorLayerFactory, [{
    key: "createAnnotationEditorLayerBuilder",
    value: function createAnnotationEditorLayerBuilder(_ref2) {
      var _ref2$uiManager = _ref2.uiManager,
          uiManager = _ref2$uiManager === void 0 ? null : _ref2$uiManager,
          pageDiv = _ref2.pageDiv,
          pdfPage = _ref2.pdfPage,
          l10n = _ref2.l10n,
          _ref2$annotationStora = _ref2.annotationStorage,
          annotationStorage = _ref2$annotationStora === void 0 ? null : _ref2$annotationStora;
      return new _annotation_editor_layer_builder.AnnotationEditorLayerBuilder({
        uiManager: uiManager,
        pageDiv: pageDiv,
        pdfPage: pdfPage,
        l10n: l10n,
        annotationStorage: annotationStorage
      });
    }
  }]);

  return DefaultAnnotationEditorLayerFactory;
}();

exports.DefaultAnnotationEditorLayerFactory = DefaultAnnotationEditorLayerFactory;

var DefaultStructTreeLayerFactory = /*#__PURE__*/function () {
  function DefaultStructTreeLayerFactory() {
    _classCallCheck(this, DefaultStructTreeLayerFactory);
  }

  _createClass(DefaultStructTreeLayerFactory, [{
    key: "createStructTreeLayerBuilder",
    value: function createStructTreeLayerBuilder(_ref3) {
      var pdfPage = _ref3.pdfPage;
      return new _struct_tree_layer_builder.StructTreeLayerBuilder({
        pdfPage: pdfPage
      });
    }
  }]);

  return DefaultStructTreeLayerFactory;
}();

exports.DefaultStructTreeLayerFactory = DefaultStructTreeLayerFactory;

var DefaultTextLayerFactory = /*#__PURE__*/function () {
  function DefaultTextLayerFactory() {
    _classCallCheck(this, DefaultTextLayerFactory);
  }

  _createClass(DefaultTextLayerFactory, [{
    key: "createTextLayerBuilder",
    value: function createTextLayerBuilder(_ref4) {
      var textLayerDiv = _ref4.textLayerDiv,
          pageIndex = _ref4.pageIndex,
          viewport = _ref4.viewport,
          _ref4$enhanceTextSele = _ref4.enhanceTextSelection,
          enhanceTextSelection = _ref4$enhanceTextSele === void 0 ? false : _ref4$enhanceTextSele,
          eventBus = _ref4.eventBus,
          highlighter = _ref4.highlighter;
      return new _text_layer_builder.TextLayerBuilder({
        textLayerDiv: textLayerDiv,
        pageIndex: pageIndex,
        viewport: viewport,
        enhanceTextSelection: enhanceTextSelection,
        eventBus: eventBus,
        highlighter: highlighter
      });
    }
  }]);

  return DefaultTextLayerFactory;
}();

exports.DefaultTextLayerFactory = DefaultTextLayerFactory;

var DefaultXfaLayerFactory = /*#__PURE__*/function () {
  function DefaultXfaLayerFactory() {
    _classCallCheck(this, DefaultXfaLayerFactory);
  }

  _createClass(DefaultXfaLayerFactory, [{
    key: "createXfaLayerBuilder",
    value: function createXfaLayerBuilder(_ref5) {
      var pageDiv = _ref5.pageDiv,
          pdfPage = _ref5.pdfPage,
          _ref5$annotationStora = _ref5.annotationStorage,
          annotationStorage = _ref5$annotationStora === void 0 ? null : _ref5$annotationStora;
      return new _xfa_layer_builder.XfaLayerBuilder({
        pageDiv: pageDiv,
        pdfPage: pdfPage,
        annotationStorage: annotationStorage,
        linkService: new _pdf_link_service.SimpleLinkService()
      });
    }
  }]);

  return DefaultXfaLayerFactory;
}();

exports.DefaultXfaLayerFactory = DefaultXfaLayerFactory;

/***/ }),
/* 2 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.AnnotationEditorLayerBuilder = void 0;

var _pdfjsLib = __w_pdfjs_require__(3);

var _l10n_utils = __w_pdfjs_require__(4);

function _regeneratorRuntime() { "use strict"; /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */ _regeneratorRuntime = function _regeneratorRuntime() { return exports; }; var exports = {}, Op = Object.prototype, hasOwn = Op.hasOwnProperty, $Symbol = "function" == typeof Symbol ? Symbol : {}, iteratorSymbol = $Symbol.iterator || "@@iterator", asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator", toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag"; function define(obj, key, value) { return Object.defineProperty(obj, key, { value: value, enumerable: !0, configurable: !0, writable: !0 }), obj[key]; } try { define({}, ""); } catch (err) { define = function define(obj, key, value) { return obj[key] = value; }; } function wrap(innerFn, outerFn, self, tryLocsList) { var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator, generator = Object.create(protoGenerator.prototype), context = new Context(tryLocsList || []); return generator._invoke = function (innerFn, self, context) { var state = "suspendedStart"; return function (method, arg) { if ("executing" === state) throw new Error("Generator is already running"); if ("completed" === state) { if ("throw" === method) throw arg; return doneResult(); } for (context.method = method, context.arg = arg;;) { var delegate = context.delegate; if (delegate) { var delegateResult = maybeInvokeDelegate(delegate, context); if (delegateResult) { if (delegateResult === ContinueSentinel) continue; return delegateResult; } } if ("next" === context.method) context.sent = context._sent = context.arg;else if ("throw" === context.method) { if ("suspendedStart" === state) throw state = "completed", context.arg; context.dispatchException(context.arg); } else "return" === context.method && context.abrupt("return", context.arg); state = "executing"; var record = tryCatch(innerFn, self, context); if ("normal" === record.type) { if (state = context.done ? "completed" : "suspendedYield", record.arg === ContinueSentinel) continue; return { value: record.arg, done: context.done }; } "throw" === record.type && (state = "completed", context.method = "throw", context.arg = record.arg); } }; }(innerFn, self, context), generator; } function tryCatch(fn, obj, arg) { try { return { type: "normal", arg: fn.call(obj, arg) }; } catch (err) { return { type: "throw", arg: err }; } } exports.wrap = wrap; var ContinueSentinel = {}; function Generator() {} function GeneratorFunction() {} function GeneratorFunctionPrototype() {} var IteratorPrototype = {}; define(IteratorPrototype, iteratorSymbol, function () { return this; }); var getProto = Object.getPrototypeOf, NativeIteratorPrototype = getProto && getProto(getProto(values([]))); NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol) && (IteratorPrototype = NativeIteratorPrototype); var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype); function defineIteratorMethods(prototype) { ["next", "throw", "return"].forEach(function (method) { define(prototype, method, function (arg) { return this._invoke(method, arg); }); }); } function AsyncIterator(generator, PromiseImpl) { function invoke(method, arg, resolve, reject) { var record = tryCatch(generator[method], generator, arg); if ("throw" !== record.type) { var result = record.arg, value = result.value; return value && "object" == _typeof(value) && hasOwn.call(value, "__await") ? PromiseImpl.resolve(value.__await).then(function (value) { invoke("next", value, resolve, reject); }, function (err) { invoke("throw", err, resolve, reject); }) : PromiseImpl.resolve(value).then(function (unwrapped) { result.value = unwrapped, resolve(result); }, function (error) { return invoke("throw", error, resolve, reject); }); } reject(record.arg); } var previousPromise; this._invoke = function (method, arg) { function callInvokeWithMethodAndArg() { return new PromiseImpl(function (resolve, reject) { invoke(method, arg, resolve, reject); }); } return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg(); }; } function maybeInvokeDelegate(delegate, context) { var method = delegate.iterator[context.method]; if (undefined === method) { if (context.delegate = null, "throw" === context.method) { if (delegate.iterator["return"] && (context.method = "return", context.arg = undefined, maybeInvokeDelegate(delegate, context), "throw" === context.method)) return ContinueSentinel; context.method = "throw", context.arg = new TypeError("The iterator does not provide a 'throw' method"); } return ContinueSentinel; } var record = tryCatch(method, delegate.iterator, context.arg); if ("throw" === record.type) return context.method = "throw", context.arg = record.arg, context.delegate = null, ContinueSentinel; var info = record.arg; return info ? info.done ? (context[delegate.resultName] = info.value, context.next = delegate.nextLoc, "return" !== context.method && (context.method = "next", context.arg = undefined), context.delegate = null, ContinueSentinel) : info : (context.method = "throw", context.arg = new TypeError("iterator result is not an object"), context.delegate = null, ContinueSentinel); } function pushTryEntry(locs) { var entry = { tryLoc: locs[0] }; 1 in locs && (entry.catchLoc = locs[1]), 2 in locs && (entry.finallyLoc = locs[2], entry.afterLoc = locs[3]), this.tryEntries.push(entry); } function resetTryEntry(entry) { var record = entry.completion || {}; record.type = "normal", delete record.arg, entry.completion = record; } function Context(tryLocsList) { this.tryEntries = [{ tryLoc: "root" }], tryLocsList.forEach(pushTryEntry, this), this.reset(!0); } function values(iterable) { if (iterable) { var iteratorMethod = iterable[iteratorSymbol]; if (iteratorMethod) return iteratorMethod.call(iterable); if ("function" == typeof iterable.next) return iterable; if (!isNaN(iterable.length)) { var i = -1, next = function next() { for (; ++i < iterable.length;) { if (hasOwn.call(iterable, i)) return next.value = iterable[i], next.done = !1, next; } return next.value = undefined, next.done = !0, next; }; return next.next = next; } } return { next: doneResult }; } function doneResult() { return { value: undefined, done: !0 }; } return GeneratorFunction.prototype = GeneratorFunctionPrototype, define(Gp, "constructor", GeneratorFunctionPrototype), define(GeneratorFunctionPrototype, "constructor", GeneratorFunction), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"), exports.isGeneratorFunction = function (genFun) { var ctor = "function" == typeof genFun && genFun.constructor; return !!ctor && (ctor === GeneratorFunction || "GeneratorFunction" === (ctor.displayName || ctor.name)); }, exports.mark = function (genFun) { return Object.setPrototypeOf ? Object.setPrototypeOf(genFun, GeneratorFunctionPrototype) : (genFun.__proto__ = GeneratorFunctionPrototype, define(genFun, toStringTagSymbol, "GeneratorFunction")), genFun.prototype = Object.create(Gp), genFun; }, exports.awrap = function (arg) { return { __await: arg }; }, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, asyncIteratorSymbol, function () { return this; }), exports.AsyncIterator = AsyncIterator, exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) { void 0 === PromiseImpl && (PromiseImpl = Promise); var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl); return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) { return result.done ? result.value : iter.next(); }); }, defineIteratorMethods(Gp), define(Gp, toStringTagSymbol, "Generator"), define(Gp, iteratorSymbol, function () { return this; }), define(Gp, "toString", function () { return "[object Generator]"; }), exports.keys = function (object) { var keys = []; for (var key in object) { keys.push(key); } return keys.reverse(), function next() { for (; keys.length;) { var key = keys.pop(); if (key in object) return next.value = key, next.done = !1, next; } return next.done = !0, next; }; }, exports.values = values, Context.prototype = { constructor: Context, reset: function reset(skipTempReset) { if (this.prev = 0, this.next = 0, this.sent = this._sent = undefined, this.done = !1, this.delegate = null, this.method = "next", this.arg = undefined, this.tryEntries.forEach(resetTryEntry), !skipTempReset) for (var name in this) { "t" === name.charAt(0) && hasOwn.call(this, name) && !isNaN(+name.slice(1)) && (this[name] = undefined); } }, stop: function stop() { this.done = !0; var rootRecord = this.tryEntries[0].completion; if ("throw" === rootRecord.type) throw rootRecord.arg; return this.rval; }, dispatchException: function dispatchException(exception) { if (this.done) throw exception; var context = this; function handle(loc, caught) { return record.type = "throw", record.arg = exception, context.next = loc, caught && (context.method = "next", context.arg = undefined), !!caught; } for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i], record = entry.completion; if ("root" === entry.tryLoc) return handle("end"); if (entry.tryLoc <= this.prev) { var hasCatch = hasOwn.call(entry, "catchLoc"), hasFinally = hasOwn.call(entry, "finallyLoc"); if (hasCatch && hasFinally) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } else if (hasCatch) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); } else { if (!hasFinally) throw new Error("try statement without catch or finally"); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } } } }, abrupt: function abrupt(type, arg) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) { var finallyEntry = entry; break; } } finallyEntry && ("break" === type || "continue" === type) && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc && (finallyEntry = null); var record = finallyEntry ? finallyEntry.completion : {}; return record.type = type, record.arg = arg, finallyEntry ? (this.method = "next", this.next = finallyEntry.finallyLoc, ContinueSentinel) : this.complete(record); }, complete: function complete(record, afterLoc) { if ("throw" === record.type) throw record.arg; return "break" === record.type || "continue" === record.type ? this.next = record.arg : "return" === record.type ? (this.rval = this.arg = record.arg, this.method = "return", this.next = "end") : "normal" === record.type && afterLoc && (this.next = afterLoc), ContinueSentinel; }, finish: function finish(finallyLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.finallyLoc === finallyLoc) return this.complete(entry.completion, entry.afterLoc), resetTryEntry(entry), ContinueSentinel; } }, "catch": function _catch(tryLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc === tryLoc) { var record = entry.completion; if ("throw" === record.type) { var thrown = record.arg; resetTryEntry(entry); } return thrown; } } throw new Error("illegal catch attempt"); }, delegateYield: function delegateYield(iterable, resultName, nextLoc) { return this.delegate = { iterator: values(iterable), resultName: resultName, nextLoc: nextLoc }, "next" === this.method && (this.arg = undefined), ContinueSentinel; } }, exports; }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

function _classPrivateFieldInitSpec(obj, privateMap, value) { _checkPrivateRedeclaration(obj, privateMap); privateMap.set(obj, value); }

function _checkPrivateRedeclaration(obj, privateCollection) { if (privateCollection.has(obj)) { throw new TypeError("Cannot initialize the same private elements twice on an object"); } }

function _classPrivateFieldGet(receiver, privateMap) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "get"); return _classApplyDescriptorGet(receiver, descriptor); }

function _classApplyDescriptorGet(receiver, descriptor) { if (descriptor.get) { return descriptor.get.call(receiver); } return descriptor.value; }

function _classPrivateFieldSet(receiver, privateMap, value) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "set"); _classApplyDescriptorSet(receiver, descriptor, value); return value; }

function _classExtractFieldDescriptor(receiver, privateMap, action) { if (!privateMap.has(receiver)) { throw new TypeError("attempted to " + action + " private field on non-instance"); } return privateMap.get(receiver); }

function _classApplyDescriptorSet(receiver, descriptor, value) { if (descriptor.set) { descriptor.set.call(receiver, value); } else { if (!descriptor.writable) { throw new TypeError("attempted to set read only private field"); } descriptor.value = value; } }

var _uiManager = /*#__PURE__*/new WeakMap();

var AnnotationEditorLayerBuilder = /*#__PURE__*/function () {
  function AnnotationEditorLayerBuilder(options) {
    _classCallCheck(this, AnnotationEditorLayerBuilder);

    _classPrivateFieldInitSpec(this, _uiManager, {
      writable: true,
      value: void 0
    });

    this.pageDiv = options.pageDiv;
    this.pdfPage = options.pdfPage;
    this.annotationStorage = options.annotationStorage || null;
    this.l10n = options.l10n || _l10n_utils.NullL10n;
    this.annotationEditorLayer = null;
    this.div = null;
    this._cancelled = false;

    _classPrivateFieldSet(this, _uiManager, options.uiManager);
  }

  _createClass(AnnotationEditorLayerBuilder, [{
    key: "render",
    value: function () {
      var _render = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee(viewport) {
        var intent,
            clonedViewport,
            parameters,
            _args = arguments;
        return _regeneratorRuntime().wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                intent = _args.length > 1 && _args[1] !== undefined ? _args[1] : "display";

                if (!(intent !== "display")) {
                  _context.next = 3;
                  break;
                }

                return _context.abrupt("return");

              case 3:
                if (!this._cancelled) {
                  _context.next = 5;
                  break;
                }

                return _context.abrupt("return");

              case 5:
                clonedViewport = viewport.clone({
                  dontFlip: true
                });

                if (!this.div) {
                  _context.next = 10;
                  break;
                }

                this.annotationEditorLayer.update({
                  viewport: clonedViewport
                });
                this.show();
                return _context.abrupt("return");

              case 10:
                this.div = document.createElement("div");
                this.div.className = "annotationEditorLayer";
                this.div.tabIndex = 0;
                this.pageDiv.append(this.div);
                this.annotationEditorLayer = new _pdfjsLib.AnnotationEditorLayer({
                  uiManager: _classPrivateFieldGet(this, _uiManager),
                  div: this.div,
                  annotationStorage: this.annotationStorage,
                  pageIndex: this.pdfPage._pageIndex,
                  l10n: this.l10n,
                  viewport: clonedViewport
                });
                parameters = {
                  viewport: clonedViewport,
                  div: this.div,
                  annotations: null,
                  intent: intent
                };
                this.annotationEditorLayer.render(parameters);

              case 17:
              case "end":
                return _context.stop();
            }
          }
        }, _callee, this);
      }));

      function render(_x) {
        return _render.apply(this, arguments);
      }

      return render;
    }()
  }, {
    key: "cancel",
    value: function cancel() {
      this._cancelled = true;
      this.destroy();
    }
  }, {
    key: "hide",
    value: function hide() {
      if (!this.div) {
        return;
      }

      this.div.hidden = true;
    }
  }, {
    key: "show",
    value: function show() {
      if (!this.div) {
        return;
      }

      this.div.hidden = false;
    }
  }, {
    key: "destroy",
    value: function destroy() {
      if (!this.div) {
        return;
      }

      this.pageDiv = null;
      this.annotationEditorLayer.destroy();
      this.div.remove();
    }
  }]);

  return AnnotationEditorLayerBuilder;
}();

exports.AnnotationEditorLayerBuilder = AnnotationEditorLayerBuilder;

/***/ }),
/* 3 */
/***/ ((module) => {



var pdfjsLib;

if (typeof window !== "undefined" && window["pdfjs-dist/build/pdf"]) {
  pdfjsLib = window["pdfjs-dist/build/pdf"];
} else {
  pdfjsLib = require("../build/pdf.js");
}

module.exports = pdfjsLib;

/***/ }),
/* 4 */
/***/ ((__unused_webpack_module, exports) => {



function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.NullL10n = void 0;
exports.fixupLangCode = fixupLangCode;
exports.getL10nFallback = getL10nFallback;

function _regeneratorRuntime() { "use strict"; /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */ _regeneratorRuntime = function _regeneratorRuntime() { return exports; }; var exports = {}, Op = Object.prototype, hasOwn = Op.hasOwnProperty, $Symbol = "function" == typeof Symbol ? Symbol : {}, iteratorSymbol = $Symbol.iterator || "@@iterator", asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator", toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag"; function define(obj, key, value) { return Object.defineProperty(obj, key, { value: value, enumerable: !0, configurable: !0, writable: !0 }), obj[key]; } try { define({}, ""); } catch (err) { define = function define(obj, key, value) { return obj[key] = value; }; } function wrap(innerFn, outerFn, self, tryLocsList) { var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator, generator = Object.create(protoGenerator.prototype), context = new Context(tryLocsList || []); return generator._invoke = function (innerFn, self, context) { var state = "suspendedStart"; return function (method, arg) { if ("executing" === state) throw new Error("Generator is already running"); if ("completed" === state) { if ("throw" === method) throw arg; return doneResult(); } for (context.method = method, context.arg = arg;;) { var delegate = context.delegate; if (delegate) { var delegateResult = maybeInvokeDelegate(delegate, context); if (delegateResult) { if (delegateResult === ContinueSentinel) continue; return delegateResult; } } if ("next" === context.method) context.sent = context._sent = context.arg;else if ("throw" === context.method) { if ("suspendedStart" === state) throw state = "completed", context.arg; context.dispatchException(context.arg); } else "return" === context.method && context.abrupt("return", context.arg); state = "executing"; var record = tryCatch(innerFn, self, context); if ("normal" === record.type) { if (state = context.done ? "completed" : "suspendedYield", record.arg === ContinueSentinel) continue; return { value: record.arg, done: context.done }; } "throw" === record.type && (state = "completed", context.method = "throw", context.arg = record.arg); } }; }(innerFn, self, context), generator; } function tryCatch(fn, obj, arg) { try { return { type: "normal", arg: fn.call(obj, arg) }; } catch (err) { return { type: "throw", arg: err }; } } exports.wrap = wrap; var ContinueSentinel = {}; function Generator() {} function GeneratorFunction() {} function GeneratorFunctionPrototype() {} var IteratorPrototype = {}; define(IteratorPrototype, iteratorSymbol, function () { return this; }); var getProto = Object.getPrototypeOf, NativeIteratorPrototype = getProto && getProto(getProto(values([]))); NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol) && (IteratorPrototype = NativeIteratorPrototype); var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype); function defineIteratorMethods(prototype) { ["next", "throw", "return"].forEach(function (method) { define(prototype, method, function (arg) { return this._invoke(method, arg); }); }); } function AsyncIterator(generator, PromiseImpl) { function invoke(method, arg, resolve, reject) { var record = tryCatch(generator[method], generator, arg); if ("throw" !== record.type) { var result = record.arg, value = result.value; return value && "object" == _typeof(value) && hasOwn.call(value, "__await") ? PromiseImpl.resolve(value.__await).then(function (value) { invoke("next", value, resolve, reject); }, function (err) { invoke("throw", err, resolve, reject); }) : PromiseImpl.resolve(value).then(function (unwrapped) { result.value = unwrapped, resolve(result); }, function (error) { return invoke("throw", error, resolve, reject); }); } reject(record.arg); } var previousPromise; this._invoke = function (method, arg) { function callInvokeWithMethodAndArg() { return new PromiseImpl(function (resolve, reject) { invoke(method, arg, resolve, reject); }); } return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg(); }; } function maybeInvokeDelegate(delegate, context) { var method = delegate.iterator[context.method]; if (undefined === method) { if (context.delegate = null, "throw" === context.method) { if (delegate.iterator["return"] && (context.method = "return", context.arg = undefined, maybeInvokeDelegate(delegate, context), "throw" === context.method)) return ContinueSentinel; context.method = "throw", context.arg = new TypeError("The iterator does not provide a 'throw' method"); } return ContinueSentinel; } var record = tryCatch(method, delegate.iterator, context.arg); if ("throw" === record.type) return context.method = "throw", context.arg = record.arg, context.delegate = null, ContinueSentinel; var info = record.arg; return info ? info.done ? (context[delegate.resultName] = info.value, context.next = delegate.nextLoc, "return" !== context.method && (context.method = "next", context.arg = undefined), context.delegate = null, ContinueSentinel) : info : (context.method = "throw", context.arg = new TypeError("iterator result is not an object"), context.delegate = null, ContinueSentinel); } function pushTryEntry(locs) { var entry = { tryLoc: locs[0] }; 1 in locs && (entry.catchLoc = locs[1]), 2 in locs && (entry.finallyLoc = locs[2], entry.afterLoc = locs[3]), this.tryEntries.push(entry); } function resetTryEntry(entry) { var record = entry.completion || {}; record.type = "normal", delete record.arg, entry.completion = record; } function Context(tryLocsList) { this.tryEntries = [{ tryLoc: "root" }], tryLocsList.forEach(pushTryEntry, this), this.reset(!0); } function values(iterable) { if (iterable) { var iteratorMethod = iterable[iteratorSymbol]; if (iteratorMethod) return iteratorMethod.call(iterable); if ("function" == typeof iterable.next) return iterable; if (!isNaN(iterable.length)) { var i = -1, next = function next() { for (; ++i < iterable.length;) { if (hasOwn.call(iterable, i)) return next.value = iterable[i], next.done = !1, next; } return next.value = undefined, next.done = !0, next; }; return next.next = next; } } return { next: doneResult }; } function doneResult() { return { value: undefined, done: !0 }; } return GeneratorFunction.prototype = GeneratorFunctionPrototype, define(Gp, "constructor", GeneratorFunctionPrototype), define(GeneratorFunctionPrototype, "constructor", GeneratorFunction), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"), exports.isGeneratorFunction = function (genFun) { var ctor = "function" == typeof genFun && genFun.constructor; return !!ctor && (ctor === GeneratorFunction || "GeneratorFunction" === (ctor.displayName || ctor.name)); }, exports.mark = function (genFun) { return Object.setPrototypeOf ? Object.setPrototypeOf(genFun, GeneratorFunctionPrototype) : (genFun.__proto__ = GeneratorFunctionPrototype, define(genFun, toStringTagSymbol, "GeneratorFunction")), genFun.prototype = Object.create(Gp), genFun; }, exports.awrap = function (arg) { return { __await: arg }; }, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, asyncIteratorSymbol, function () { return this; }), exports.AsyncIterator = AsyncIterator, exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) { void 0 === PromiseImpl && (PromiseImpl = Promise); var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl); return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) { return result.done ? result.value : iter.next(); }); }, defineIteratorMethods(Gp), define(Gp, toStringTagSymbol, "Generator"), define(Gp, iteratorSymbol, function () { return this; }), define(Gp, "toString", function () { return "[object Generator]"; }), exports.keys = function (object) { var keys = []; for (var key in object) { keys.push(key); } return keys.reverse(), function next() { for (; keys.length;) { var key = keys.pop(); if (key in object) return next.value = key, next.done = !1, next; } return next.done = !0, next; }; }, exports.values = values, Context.prototype = { constructor: Context, reset: function reset(skipTempReset) { if (this.prev = 0, this.next = 0, this.sent = this._sent = undefined, this.done = !1, this.delegate = null, this.method = "next", this.arg = undefined, this.tryEntries.forEach(resetTryEntry), !skipTempReset) for (var name in this) { "t" === name.charAt(0) && hasOwn.call(this, name) && !isNaN(+name.slice(1)) && (this[name] = undefined); } }, stop: function stop() { this.done = !0; var rootRecord = this.tryEntries[0].completion; if ("throw" === rootRecord.type) throw rootRecord.arg; return this.rval; }, dispatchException: function dispatchException(exception) { if (this.done) throw exception; var context = this; function handle(loc, caught) { return record.type = "throw", record.arg = exception, context.next = loc, caught && (context.method = "next", context.arg = undefined), !!caught; } for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i], record = entry.completion; if ("root" === entry.tryLoc) return handle("end"); if (entry.tryLoc <= this.prev) { var hasCatch = hasOwn.call(entry, "catchLoc"), hasFinally = hasOwn.call(entry, "finallyLoc"); if (hasCatch && hasFinally) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } else if (hasCatch) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); } else { if (!hasFinally) throw new Error("try statement without catch or finally"); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } } } }, abrupt: function abrupt(type, arg) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) { var finallyEntry = entry; break; } } finallyEntry && ("break" === type || "continue" === type) && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc && (finallyEntry = null); var record = finallyEntry ? finallyEntry.completion : {}; return record.type = type, record.arg = arg, finallyEntry ? (this.method = "next", this.next = finallyEntry.finallyLoc, ContinueSentinel) : this.complete(record); }, complete: function complete(record, afterLoc) { if ("throw" === record.type) throw record.arg; return "break" === record.type || "continue" === record.type ? this.next = record.arg : "return" === record.type ? (this.rval = this.arg = record.arg, this.method = "return", this.next = "end") : "normal" === record.type && afterLoc && (this.next = afterLoc), ContinueSentinel; }, finish: function finish(finallyLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.finallyLoc === finallyLoc) return this.complete(entry.completion, entry.afterLoc), resetTryEntry(entry), ContinueSentinel; } }, "catch": function _catch(tryLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc === tryLoc) { var record = entry.completion; if ("throw" === record.type) { var thrown = record.arg; resetTryEntry(entry); } return thrown; } } throw new Error("illegal catch attempt"); }, delegateYield: function delegateYield(iterable, resultName, nextLoc) { return this.delegate = { iterator: values(iterable), resultName: resultName, nextLoc: nextLoc }, "next" === this.method && (this.arg = undefined), ContinueSentinel; } }, exports; }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

var DEFAULT_L10N_STRINGS = {
  of_pages: "of {{pagesCount}}",
  page_of_pages: "({{pageNumber}} of {{pagesCount}})",
  document_properties_kb: "{{size_kb}} KB ({{size_b}} bytes)",
  document_properties_mb: "{{size_mb}} MB ({{size_b}} bytes)",
  document_properties_date_string: "{{date}}, {{time}}",
  document_properties_page_size_unit_inches: "in",
  document_properties_page_size_unit_millimeters: "mm",
  document_properties_page_size_orientation_portrait: "portrait",
  document_properties_page_size_orientation_landscape: "landscape",
  document_properties_page_size_name_a3: "A3",
  document_properties_page_size_name_a4: "A4",
  document_properties_page_size_name_letter: "Letter",
  document_properties_page_size_name_legal: "Legal",
  document_properties_page_size_dimension_string: "{{width}} × {{height}} {{unit}} ({{orientation}})",
  document_properties_page_size_dimension_name_string: "{{width}} × {{height}} {{unit}} ({{name}}, {{orientation}})",
  document_properties_linearized_yes: "Yes",
  document_properties_linearized_no: "No",
  print_progress_percent: "{{progress}}%",
  "toggle_sidebar.title": "Toggle Sidebar",
  "toggle_sidebar_notification2.title": "Toggle Sidebar (document contains outline/attachments/layers)",
  additional_layers: "Additional Layers",
  page_landmark: "Page {{page}}",
  thumb_page_title: "Page {{page}}",
  thumb_page_canvas: "Thumbnail of Page {{page}}",
  find_reached_top: "Reached top of document, continued from bottom",
  find_reached_bottom: "Reached end of document, continued from top",
  "find_match_count[one]": "{{current}} of {{total}} match",
  "find_match_count[other]": "{{current}} of {{total}} matches",
  "find_match_count_limit[one]": "More than {{limit}} match",
  "find_match_count_limit[other]": "More than {{limit}} matches",
  find_not_found: "Phrase not found",
  error_version_info: "PDF.js v{{version}} (build: {{build}})",
  error_message: "Message: {{message}}",
  error_stack: "Stack: {{stack}}",
  error_file: "File: {{file}}",
  error_line: "Line: {{line}}",
  rendering_error: "An error occurred while rendering the page.",
  page_scale_width: "Page Width",
  page_scale_fit: "Page Fit",
  page_scale_auto: "Automatic Zoom",
  page_scale_actual: "Actual Size",
  page_scale_percent: "{{scale}}%",
  loading: "Loading…",
  loading_error: "An error occurred while loading the PDF.",
  invalid_file_error: "Invalid or corrupted PDF file.",
  missing_file_error: "Missing PDF file.",
  unexpected_response_error: "Unexpected server response.",
  printing_not_supported: "Warning: Printing is not fully supported by this browser.",
  printing_not_ready: "Warning: The PDF is not fully loaded for printing.",
  web_fonts_disabled: "Web fonts are disabled: unable to use embedded PDF fonts.",
  free_text_default_content: "Enter text…",
  editor_free_text_aria_label: "FreeText Editor",
  editor_ink_aria_label: "Ink Editor",
  editor_ink_canvas_aria_label: "User-created image"
};

function getL10nFallback(key, args) {
  switch (key) {
    case "find_match_count":
      key = "find_match_count[".concat(args.total === 1 ? "one" : "other", "]");
      break;

    case "find_match_count_limit":
      key = "find_match_count_limit[".concat(args.limit === 1 ? "one" : "other", "]");
      break;
  }

  return DEFAULT_L10N_STRINGS[key] || "";
}

var PARTIAL_LANG_CODES = {
  en: "en-US",
  es: "es-ES",
  fy: "fy-NL",
  ga: "ga-IE",
  gu: "gu-IN",
  hi: "hi-IN",
  hy: "hy-AM",
  nb: "nb-NO",
  ne: "ne-NP",
  nn: "nn-NO",
  pa: "pa-IN",
  pt: "pt-PT",
  sv: "sv-SE",
  zh: "zh-CN"
};

function fixupLangCode(langCode) {
  return PARTIAL_LANG_CODES[langCode === null || langCode === void 0 ? void 0 : langCode.toLowerCase()] || langCode;
}

function formatL10nValue(text, args) {
  if (!args) {
    return text;
  }

  return text.replace(/\{\{\s*(\w+)\s*\}\}/g, function (all, name) {
    return name in args ? args[name] : "{{" + name + "}}";
  });
}

var NullL10n = {
  getLanguage: function getLanguage() {
    return _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee() {
      return _regeneratorRuntime().wrap(function _callee$(_context) {
        while (1) {
          switch (_context.prev = _context.next) {
            case 0:
              return _context.abrupt("return", "en-us");

            case 1:
            case "end":
              return _context.stop();
          }
        }
      }, _callee);
    }))();
  },
  getDirection: function getDirection() {
    return _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee2() {
      return _regeneratorRuntime().wrap(function _callee2$(_context2) {
        while (1) {
          switch (_context2.prev = _context2.next) {
            case 0:
              return _context2.abrupt("return", "ltr");

            case 1:
            case "end":
              return _context2.stop();
          }
        }
      }, _callee2);
    }))();
  },
  get: function get(key) {
    var _arguments = arguments;
    return _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee3() {
      var args, fallback;
      return _regeneratorRuntime().wrap(function _callee3$(_context3) {
        while (1) {
          switch (_context3.prev = _context3.next) {
            case 0:
              args = _arguments.length > 1 && _arguments[1] !== undefined ? _arguments[1] : null;
              fallback = _arguments.length > 2 && _arguments[2] !== undefined ? _arguments[2] : getL10nFallback(key, args);
              return _context3.abrupt("return", formatL10nValue(fallback, args));

            case 3:
            case "end":
              return _context3.stop();
          }
        }
      }, _callee3);
    }))();
  },
  translate: function translate(element) {
    return _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee4() {
      return _regeneratorRuntime().wrap(function _callee4$(_context4) {
        while (1) {
          switch (_context4.prev = _context4.next) {
            case 0:
            case "end":
              return _context4.stop();
          }
        }
      }, _callee4);
    }))();
  }
};
exports.NullL10n = NullL10n;

/***/ }),
/* 5 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.AnnotationLayerBuilder = void 0;

var _pdfjsLib = __w_pdfjs_require__(3);

var _l10n_utils = __w_pdfjs_require__(4);

function _regeneratorRuntime() { "use strict"; /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */ _regeneratorRuntime = function _regeneratorRuntime() { return exports; }; var exports = {}, Op = Object.prototype, hasOwn = Op.hasOwnProperty, $Symbol = "function" == typeof Symbol ? Symbol : {}, iteratorSymbol = $Symbol.iterator || "@@iterator", asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator", toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag"; function define(obj, key, value) { return Object.defineProperty(obj, key, { value: value, enumerable: !0, configurable: !0, writable: !0 }), obj[key]; } try { define({}, ""); } catch (err) { define = function define(obj, key, value) { return obj[key] = value; }; } function wrap(innerFn, outerFn, self, tryLocsList) { var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator, generator = Object.create(protoGenerator.prototype), context = new Context(tryLocsList || []); return generator._invoke = function (innerFn, self, context) { var state = "suspendedStart"; return function (method, arg) { if ("executing" === state) throw new Error("Generator is already running"); if ("completed" === state) { if ("throw" === method) throw arg; return doneResult(); } for (context.method = method, context.arg = arg;;) { var delegate = context.delegate; if (delegate) { var delegateResult = maybeInvokeDelegate(delegate, context); if (delegateResult) { if (delegateResult === ContinueSentinel) continue; return delegateResult; } } if ("next" === context.method) context.sent = context._sent = context.arg;else if ("throw" === context.method) { if ("suspendedStart" === state) throw state = "completed", context.arg; context.dispatchException(context.arg); } else "return" === context.method && context.abrupt("return", context.arg); state = "executing"; var record = tryCatch(innerFn, self, context); if ("normal" === record.type) { if (state = context.done ? "completed" : "suspendedYield", record.arg === ContinueSentinel) continue; return { value: record.arg, done: context.done }; } "throw" === record.type && (state = "completed", context.method = "throw", context.arg = record.arg); } }; }(innerFn, self, context), generator; } function tryCatch(fn, obj, arg) { try { return { type: "normal", arg: fn.call(obj, arg) }; } catch (err) { return { type: "throw", arg: err }; } } exports.wrap = wrap; var ContinueSentinel = {}; function Generator() {} function GeneratorFunction() {} function GeneratorFunctionPrototype() {} var IteratorPrototype = {}; define(IteratorPrototype, iteratorSymbol, function () { return this; }); var getProto = Object.getPrototypeOf, NativeIteratorPrototype = getProto && getProto(getProto(values([]))); NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol) && (IteratorPrototype = NativeIteratorPrototype); var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype); function defineIteratorMethods(prototype) { ["next", "throw", "return"].forEach(function (method) { define(prototype, method, function (arg) { return this._invoke(method, arg); }); }); } function AsyncIterator(generator, PromiseImpl) { function invoke(method, arg, resolve, reject) { var record = tryCatch(generator[method], generator, arg); if ("throw" !== record.type) { var result = record.arg, value = result.value; return value && "object" == _typeof(value) && hasOwn.call(value, "__await") ? PromiseImpl.resolve(value.__await).then(function (value) { invoke("next", value, resolve, reject); }, function (err) { invoke("throw", err, resolve, reject); }) : PromiseImpl.resolve(value).then(function (unwrapped) { result.value = unwrapped, resolve(result); }, function (error) { return invoke("throw", error, resolve, reject); }); } reject(record.arg); } var previousPromise; this._invoke = function (method, arg) { function callInvokeWithMethodAndArg() { return new PromiseImpl(function (resolve, reject) { invoke(method, arg, resolve, reject); }); } return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg(); }; } function maybeInvokeDelegate(delegate, context) { var method = delegate.iterator[context.method]; if (undefined === method) { if (context.delegate = null, "throw" === context.method) { if (delegate.iterator["return"] && (context.method = "return", context.arg = undefined, maybeInvokeDelegate(delegate, context), "throw" === context.method)) return ContinueSentinel; context.method = "throw", context.arg = new TypeError("The iterator does not provide a 'throw' method"); } return ContinueSentinel; } var record = tryCatch(method, delegate.iterator, context.arg); if ("throw" === record.type) return context.method = "throw", context.arg = record.arg, context.delegate = null, ContinueSentinel; var info = record.arg; return info ? info.done ? (context[delegate.resultName] = info.value, context.next = delegate.nextLoc, "return" !== context.method && (context.method = "next", context.arg = undefined), context.delegate = null, ContinueSentinel) : info : (context.method = "throw", context.arg = new TypeError("iterator result is not an object"), context.delegate = null, ContinueSentinel); } function pushTryEntry(locs) { var entry = { tryLoc: locs[0] }; 1 in locs && (entry.catchLoc = locs[1]), 2 in locs && (entry.finallyLoc = locs[2], entry.afterLoc = locs[3]), this.tryEntries.push(entry); } function resetTryEntry(entry) { var record = entry.completion || {}; record.type = "normal", delete record.arg, entry.completion = record; } function Context(tryLocsList) { this.tryEntries = [{ tryLoc: "root" }], tryLocsList.forEach(pushTryEntry, this), this.reset(!0); } function values(iterable) { if (iterable) { var iteratorMethod = iterable[iteratorSymbol]; if (iteratorMethod) return iteratorMethod.call(iterable); if ("function" == typeof iterable.next) return iterable; if (!isNaN(iterable.length)) { var i = -1, next = function next() { for (; ++i < iterable.length;) { if (hasOwn.call(iterable, i)) return next.value = iterable[i], next.done = !1, next; } return next.value = undefined, next.done = !0, next; }; return next.next = next; } } return { next: doneResult }; } function doneResult() { return { value: undefined, done: !0 }; } return GeneratorFunction.prototype = GeneratorFunctionPrototype, define(Gp, "constructor", GeneratorFunctionPrototype), define(GeneratorFunctionPrototype, "constructor", GeneratorFunction), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"), exports.isGeneratorFunction = function (genFun) { var ctor = "function" == typeof genFun && genFun.constructor; return !!ctor && (ctor === GeneratorFunction || "GeneratorFunction" === (ctor.displayName || ctor.name)); }, exports.mark = function (genFun) { return Object.setPrototypeOf ? Object.setPrototypeOf(genFun, GeneratorFunctionPrototype) : (genFun.__proto__ = GeneratorFunctionPrototype, define(genFun, toStringTagSymbol, "GeneratorFunction")), genFun.prototype = Object.create(Gp), genFun; }, exports.awrap = function (arg) { return { __await: arg }; }, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, asyncIteratorSymbol, function () { return this; }), exports.AsyncIterator = AsyncIterator, exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) { void 0 === PromiseImpl && (PromiseImpl = Promise); var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl); return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) { return result.done ? result.value : iter.next(); }); }, defineIteratorMethods(Gp), define(Gp, toStringTagSymbol, "Generator"), define(Gp, iteratorSymbol, function () { return this; }), define(Gp, "toString", function () { return "[object Generator]"; }), exports.keys = function (object) { var keys = []; for (var key in object) { keys.push(key); } return keys.reverse(), function next() { for (; keys.length;) { var key = keys.pop(); if (key in object) return next.value = key, next.done = !1, next; } return next.done = !0, next; }; }, exports.values = values, Context.prototype = { constructor: Context, reset: function reset(skipTempReset) { if (this.prev = 0, this.next = 0, this.sent = this._sent = undefined, this.done = !1, this.delegate = null, this.method = "next", this.arg = undefined, this.tryEntries.forEach(resetTryEntry), !skipTempReset) for (var name in this) { "t" === name.charAt(0) && hasOwn.call(this, name) && !isNaN(+name.slice(1)) && (this[name] = undefined); } }, stop: function stop() { this.done = !0; var rootRecord = this.tryEntries[0].completion; if ("throw" === rootRecord.type) throw rootRecord.arg; return this.rval; }, dispatchException: function dispatchException(exception) { if (this.done) throw exception; var context = this; function handle(loc, caught) { return record.type = "throw", record.arg = exception, context.next = loc, caught && (context.method = "next", context.arg = undefined), !!caught; } for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i], record = entry.completion; if ("root" === entry.tryLoc) return handle("end"); if (entry.tryLoc <= this.prev) { var hasCatch = hasOwn.call(entry, "catchLoc"), hasFinally = hasOwn.call(entry, "finallyLoc"); if (hasCatch && hasFinally) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } else if (hasCatch) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); } else { if (!hasFinally) throw new Error("try statement without catch or finally"); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } } } }, abrupt: function abrupt(type, arg) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) { var finallyEntry = entry; break; } } finallyEntry && ("break" === type || "continue" === type) && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc && (finallyEntry = null); var record = finallyEntry ? finallyEntry.completion : {}; return record.type = type, record.arg = arg, finallyEntry ? (this.method = "next", this.next = finallyEntry.finallyLoc, ContinueSentinel) : this.complete(record); }, complete: function complete(record, afterLoc) { if ("throw" === record.type) throw record.arg; return "break" === record.type || "continue" === record.type ? this.next = record.arg : "return" === record.type ? (this.rval = this.arg = record.arg, this.method = "return", this.next = "end") : "normal" === record.type && afterLoc && (this.next = afterLoc), ContinueSentinel; }, finish: function finish(finallyLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.finallyLoc === finallyLoc) return this.complete(entry.completion, entry.afterLoc), resetTryEntry(entry), ContinueSentinel; } }, "catch": function _catch(tryLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc === tryLoc) { var record = entry.completion; if ("throw" === record.type) { var thrown = record.arg; resetTryEntry(entry); } return thrown; } } throw new Error("illegal catch attempt"); }, delegateYield: function delegateYield(iterable, resultName, nextLoc) { return this.delegate = { iterator: values(iterable), resultName: resultName, nextLoc: nextLoc }, "next" === this.method && (this.arg = undefined), ContinueSentinel; } }, exports; }

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _iterableToArrayLimit(arr, i) { var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]; if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var AnnotationLayerBuilder = /*#__PURE__*/function () {
  function AnnotationLayerBuilder(_ref) {
    var pageDiv = _ref.pageDiv,
        pdfPage = _ref.pdfPage,
        linkService = _ref.linkService,
        downloadManager = _ref.downloadManager,
        _ref$annotationStorag = _ref.annotationStorage,
        annotationStorage = _ref$annotationStorag === void 0 ? null : _ref$annotationStorag,
        _ref$imageResourcesPa = _ref.imageResourcesPath,
        imageResourcesPath = _ref$imageResourcesPa === void 0 ? "" : _ref$imageResourcesPa,
        _ref$renderForms = _ref.renderForms,
        renderForms = _ref$renderForms === void 0 ? true : _ref$renderForms,
        _ref$l10n = _ref.l10n,
        l10n = _ref$l10n === void 0 ? _l10n_utils.NullL10n : _ref$l10n,
        _ref$enableScripting = _ref.enableScripting,
        enableScripting = _ref$enableScripting === void 0 ? false : _ref$enableScripting,
        _ref$hasJSActionsProm = _ref.hasJSActionsPromise,
        hasJSActionsPromise = _ref$hasJSActionsProm === void 0 ? null : _ref$hasJSActionsProm,
        _ref$fieldObjectsProm = _ref.fieldObjectsPromise,
        fieldObjectsPromise = _ref$fieldObjectsProm === void 0 ? null : _ref$fieldObjectsProm,
        _ref$mouseState = _ref.mouseState,
        mouseState = _ref$mouseState === void 0 ? null : _ref$mouseState,
        _ref$annotationCanvas = _ref.annotationCanvasMap,
        annotationCanvasMap = _ref$annotationCanvas === void 0 ? null : _ref$annotationCanvas;

    _classCallCheck(this, AnnotationLayerBuilder);

    this.pageDiv = pageDiv;
    this.pdfPage = pdfPage;
    this.linkService = linkService;
    this.downloadManager = downloadManager;
    this.imageResourcesPath = imageResourcesPath;
    this.renderForms = renderForms;
    this.l10n = l10n;
    this.annotationStorage = annotationStorage;
    this.enableScripting = enableScripting;
    this._hasJSActionsPromise = hasJSActionsPromise;
    this._fieldObjectsPromise = fieldObjectsPromise;
    this._mouseState = mouseState;
    this._annotationCanvasMap = annotationCanvasMap;
    this.div = null;
    this._cancelled = false;
  }

  _createClass(AnnotationLayerBuilder, [{
    key: "render",
    value: function () {
      var _render = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee(viewport) {
        var intent,
            _yield$Promise$all,
            _yield$Promise$all2,
            annotations,
            _yield$Promise$all2$,
            hasJSActions,
            _yield$Promise$all2$2,
            fieldObjects,
            parameters,
            _args = arguments;

        return _regeneratorRuntime().wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                intent = _args.length > 1 && _args[1] !== undefined ? _args[1] : "display";
                _context.next = 3;
                return Promise.all([this.pdfPage.getAnnotations({
                  intent: intent
                }), this._hasJSActionsPromise, this._fieldObjectsPromise]);

              case 3:
                _yield$Promise$all = _context.sent;
                _yield$Promise$all2 = _slicedToArray(_yield$Promise$all, 3);
                annotations = _yield$Promise$all2[0];
                _yield$Promise$all2$ = _yield$Promise$all2[1];
                hasJSActions = _yield$Promise$all2$ === void 0 ? false : _yield$Promise$all2$;
                _yield$Promise$all2$2 = _yield$Promise$all2[2];
                fieldObjects = _yield$Promise$all2$2 === void 0 ? null : _yield$Promise$all2$2;

                if (!(this._cancelled || annotations.length === 0)) {
                  _context.next = 12;
                  break;
                }

                return _context.abrupt("return");

              case 12:
                parameters = {
                  viewport: viewport.clone({
                    dontFlip: true
                  }),
                  div: this.div,
                  annotations: annotations,
                  page: this.pdfPage,
                  imageResourcesPath: this.imageResourcesPath,
                  renderForms: this.renderForms,
                  linkService: this.linkService,
                  downloadManager: this.downloadManager,
                  annotationStorage: this.annotationStorage,
                  enableScripting: this.enableScripting,
                  hasJSActions: hasJSActions,
                  fieldObjects: fieldObjects,
                  mouseState: this._mouseState,
                  annotationCanvasMap: this._annotationCanvasMap
                };

                if (this.div) {
                  _pdfjsLib.AnnotationLayer.update(parameters);
                } else {
                  this.div = document.createElement("div");
                  this.div.className = "annotationLayer";
                  this.pageDiv.append(this.div);
                  parameters.div = this.div;

                  _pdfjsLib.AnnotationLayer.render(parameters);

                  this.l10n.translate(this.div);
                }

              case 14:
              case "end":
                return _context.stop();
            }
          }
        }, _callee, this);
      }));

      function render(_x) {
        return _render.apply(this, arguments);
      }

      return render;
    }()
  }, {
    key: "cancel",
    value: function cancel() {
      this._cancelled = true;
    }
  }, {
    key: "hide",
    value: function hide() {
      if (!this.div) {
        return;
      }

      this.div.hidden = true;
    }
  }]);

  return AnnotationLayerBuilder;
}();

exports.AnnotationLayerBuilder = AnnotationLayerBuilder;

/***/ }),
/* 6 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.SimpleLinkService = exports.PDFLinkService = exports.LinkTarget = void 0;

var _ui_utils = __w_pdfjs_require__(7);

function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

function _regeneratorRuntime() { "use strict"; /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */ _regeneratorRuntime = function _regeneratorRuntime() { return exports; }; var exports = {}, Op = Object.prototype, hasOwn = Op.hasOwnProperty, $Symbol = "function" == typeof Symbol ? Symbol : {}, iteratorSymbol = $Symbol.iterator || "@@iterator", asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator", toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag"; function define(obj, key, value) { return Object.defineProperty(obj, key, { value: value, enumerable: !0, configurable: !0, writable: !0 }), obj[key]; } try { define({}, ""); } catch (err) { define = function define(obj, key, value) { return obj[key] = value; }; } function wrap(innerFn, outerFn, self, tryLocsList) { var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator, generator = Object.create(protoGenerator.prototype), context = new Context(tryLocsList || []); return generator._invoke = function (innerFn, self, context) { var state = "suspendedStart"; return function (method, arg) { if ("executing" === state) throw new Error("Generator is already running"); if ("completed" === state) { if ("throw" === method) throw arg; return doneResult(); } for (context.method = method, context.arg = arg;;) { var delegate = context.delegate; if (delegate) { var delegateResult = maybeInvokeDelegate(delegate, context); if (delegateResult) { if (delegateResult === ContinueSentinel) continue; return delegateResult; } } if ("next" === context.method) context.sent = context._sent = context.arg;else if ("throw" === context.method) { if ("suspendedStart" === state) throw state = "completed", context.arg; context.dispatchException(context.arg); } else "return" === context.method && context.abrupt("return", context.arg); state = "executing"; var record = tryCatch(innerFn, self, context); if ("normal" === record.type) { if (state = context.done ? "completed" : "suspendedYield", record.arg === ContinueSentinel) continue; return { value: record.arg, done: context.done }; } "throw" === record.type && (state = "completed", context.method = "throw", context.arg = record.arg); } }; }(innerFn, self, context), generator; } function tryCatch(fn, obj, arg) { try { return { type: "normal", arg: fn.call(obj, arg) }; } catch (err) { return { type: "throw", arg: err }; } } exports.wrap = wrap; var ContinueSentinel = {}; function Generator() {} function GeneratorFunction() {} function GeneratorFunctionPrototype() {} var IteratorPrototype = {}; define(IteratorPrototype, iteratorSymbol, function () { return this; }); var getProto = Object.getPrototypeOf, NativeIteratorPrototype = getProto && getProto(getProto(values([]))); NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol) && (IteratorPrototype = NativeIteratorPrototype); var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype); function defineIteratorMethods(prototype) { ["next", "throw", "return"].forEach(function (method) { define(prototype, method, function (arg) { return this._invoke(method, arg); }); }); } function AsyncIterator(generator, PromiseImpl) { function invoke(method, arg, resolve, reject) { var record = tryCatch(generator[method], generator, arg); if ("throw" !== record.type) { var result = record.arg, value = result.value; return value && "object" == _typeof(value) && hasOwn.call(value, "__await") ? PromiseImpl.resolve(value.__await).then(function (value) { invoke("next", value, resolve, reject); }, function (err) { invoke("throw", err, resolve, reject); }) : PromiseImpl.resolve(value).then(function (unwrapped) { result.value = unwrapped, resolve(result); }, function (error) { return invoke("throw", error, resolve, reject); }); } reject(record.arg); } var previousPromise; this._invoke = function (method, arg) { function callInvokeWithMethodAndArg() { return new PromiseImpl(function (resolve, reject) { invoke(method, arg, resolve, reject); }); } return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg(); }; } function maybeInvokeDelegate(delegate, context) { var method = delegate.iterator[context.method]; if (undefined === method) { if (context.delegate = null, "throw" === context.method) { if (delegate.iterator["return"] && (context.method = "return", context.arg = undefined, maybeInvokeDelegate(delegate, context), "throw" === context.method)) return ContinueSentinel; context.method = "throw", context.arg = new TypeError("The iterator does not provide a 'throw' method"); } return ContinueSentinel; } var record = tryCatch(method, delegate.iterator, context.arg); if ("throw" === record.type) return context.method = "throw", context.arg = record.arg, context.delegate = null, ContinueSentinel; var info = record.arg; return info ? info.done ? (context[delegate.resultName] = info.value, context.next = delegate.nextLoc, "return" !== context.method && (context.method = "next", context.arg = undefined), context.delegate = null, ContinueSentinel) : info : (context.method = "throw", context.arg = new TypeError("iterator result is not an object"), context.delegate = null, ContinueSentinel); } function pushTryEntry(locs) { var entry = { tryLoc: locs[0] }; 1 in locs && (entry.catchLoc = locs[1]), 2 in locs && (entry.finallyLoc = locs[2], entry.afterLoc = locs[3]), this.tryEntries.push(entry); } function resetTryEntry(entry) { var record = entry.completion || {}; record.type = "normal", delete record.arg, entry.completion = record; } function Context(tryLocsList) { this.tryEntries = [{ tryLoc: "root" }], tryLocsList.forEach(pushTryEntry, this), this.reset(!0); } function values(iterable) { if (iterable) { var iteratorMethod = iterable[iteratorSymbol]; if (iteratorMethod) return iteratorMethod.call(iterable); if ("function" == typeof iterable.next) return iterable; if (!isNaN(iterable.length)) { var i = -1, next = function next() { for (; ++i < iterable.length;) { if (hasOwn.call(iterable, i)) return next.value = iterable[i], next.done = !1, next; } return next.value = undefined, next.done = !0, next; }; return next.next = next; } } return { next: doneResult }; } function doneResult() { return { value: undefined, done: !0 }; } return GeneratorFunction.prototype = GeneratorFunctionPrototype, define(Gp, "constructor", GeneratorFunctionPrototype), define(GeneratorFunctionPrototype, "constructor", GeneratorFunction), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"), exports.isGeneratorFunction = function (genFun) { var ctor = "function" == typeof genFun && genFun.constructor; return !!ctor && (ctor === GeneratorFunction || "GeneratorFunction" === (ctor.displayName || ctor.name)); }, exports.mark = function (genFun) { return Object.setPrototypeOf ? Object.setPrototypeOf(genFun, GeneratorFunctionPrototype) : (genFun.__proto__ = GeneratorFunctionPrototype, define(genFun, toStringTagSymbol, "GeneratorFunction")), genFun.prototype = Object.create(Gp), genFun; }, exports.awrap = function (arg) { return { __await: arg }; }, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, asyncIteratorSymbol, function () { return this; }), exports.AsyncIterator = AsyncIterator, exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) { void 0 === PromiseImpl && (PromiseImpl = Promise); var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl); return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) { return result.done ? result.value : iter.next(); }); }, defineIteratorMethods(Gp), define(Gp, toStringTagSymbol, "Generator"), define(Gp, iteratorSymbol, function () { return this; }), define(Gp, "toString", function () { return "[object Generator]"; }), exports.keys = function (object) { var keys = []; for (var key in object) { keys.push(key); } return keys.reverse(), function next() { for (; keys.length;) { var key = keys.pop(); if (key in object) return next.value = key, next.done = !1, next; } return next.done = !0, next; }; }, exports.values = values, Context.prototype = { constructor: Context, reset: function reset(skipTempReset) { if (this.prev = 0, this.next = 0, this.sent = this._sent = undefined, this.done = !1, this.delegate = null, this.method = "next", this.arg = undefined, this.tryEntries.forEach(resetTryEntry), !skipTempReset) for (var name in this) { "t" === name.charAt(0) && hasOwn.call(this, name) && !isNaN(+name.slice(1)) && (this[name] = undefined); } }, stop: function stop() { this.done = !0; var rootRecord = this.tryEntries[0].completion; if ("throw" === rootRecord.type) throw rootRecord.arg; return this.rval; }, dispatchException: function dispatchException(exception) { if (this.done) throw exception; var context = this; function handle(loc, caught) { return record.type = "throw", record.arg = exception, context.next = loc, caught && (context.method = "next", context.arg = undefined), !!caught; } for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i], record = entry.completion; if ("root" === entry.tryLoc) return handle("end"); if (entry.tryLoc <= this.prev) { var hasCatch = hasOwn.call(entry, "catchLoc"), hasFinally = hasOwn.call(entry, "finallyLoc"); if (hasCatch && hasFinally) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } else if (hasCatch) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); } else { if (!hasFinally) throw new Error("try statement without catch or finally"); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } } } }, abrupt: function abrupt(type, arg) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) { var finallyEntry = entry; break; } } finallyEntry && ("break" === type || "continue" === type) && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc && (finallyEntry = null); var record = finallyEntry ? finallyEntry.completion : {}; return record.type = type, record.arg = arg, finallyEntry ? (this.method = "next", this.next = finallyEntry.finallyLoc, ContinueSentinel) : this.complete(record); }, complete: function complete(record, afterLoc) { if ("throw" === record.type) throw record.arg; return "break" === record.type || "continue" === record.type ? this.next = record.arg : "return" === record.type ? (this.rval = this.arg = record.arg, this.method = "return", this.next = "end") : "normal" === record.type && afterLoc && (this.next = afterLoc), ContinueSentinel; }, finish: function finish(finallyLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.finallyLoc === finallyLoc) return this.complete(entry.completion, entry.afterLoc), resetTryEntry(entry), ContinueSentinel; } }, "catch": function _catch(tryLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc === tryLoc) { var record = entry.completion; if ("throw" === record.type) { var thrown = record.arg; resetTryEntry(entry); } return thrown; } } throw new Error("illegal catch attempt"); }, delegateYield: function delegateYield(iterable, resultName, nextLoc) { return this.delegate = { iterator: values(iterable), resultName: resultName, nextLoc: nextLoc }, "next" === this.method && (this.arg = undefined), ContinueSentinel; } }, exports; }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

function _classPrivateMethodInitSpec(obj, privateSet) { _checkPrivateRedeclaration(obj, privateSet); privateSet.add(obj); }

function _classPrivateFieldInitSpec(obj, privateMap, value) { _checkPrivateRedeclaration(obj, privateMap); privateMap.set(obj, value); }

function _checkPrivateRedeclaration(obj, privateCollection) { if (privateCollection.has(obj)) { throw new TypeError("Cannot initialize the same private elements twice on an object"); } }

function _classStaticPrivateMethodGet(receiver, classConstructor, method) { _classCheckPrivateStaticAccess(receiver, classConstructor); return method; }

function _classCheckPrivateStaticAccess(receiver, classConstructor) { if (receiver !== classConstructor) { throw new TypeError("Private static access of wrong provenance"); } }

function _classPrivateMethodGet(receiver, privateSet, fn) { if (!privateSet.has(receiver)) { throw new TypeError("attempted to get private field on non-instance"); } return fn; }

function _classPrivateFieldGet(receiver, privateMap) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "get"); return _classApplyDescriptorGet(receiver, descriptor); }

function _classExtractFieldDescriptor(receiver, privateMap, action) { if (!privateMap.has(receiver)) { throw new TypeError("attempted to " + action + " private field on non-instance"); } return privateMap.get(receiver); }

function _classApplyDescriptorGet(receiver, descriptor) { if (descriptor.get) { return descriptor.get.call(receiver); } return descriptor.value; }

var DEFAULT_LINK_REL = "noopener noreferrer nofollow";
var LinkTarget = {
  NONE: 0,
  SELF: 1,
  BLANK: 2,
  PARENT: 3,
  TOP: 4
};
exports.LinkTarget = LinkTarget;

function _addLinkAttributes(link) {
  var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
      url = _ref.url,
      target = _ref.target,
      rel = _ref.rel,
      _ref$enabled = _ref.enabled,
      enabled = _ref$enabled === void 0 ? true : _ref$enabled;

  if (!url || typeof url !== "string") {
    throw new Error('A valid "url" parameter must provided.');
  }

  var urlNullRemoved = (0, _ui_utils.removeNullCharacters)(url);

  if (enabled) {
    link.href = link.title = urlNullRemoved;
  } else {
    link.href = "";
    link.title = "Disabled: ".concat(urlNullRemoved);

    link.onclick = function () {
      return false;
    };
  }

  var targetStr = "";

  switch (target) {
    case LinkTarget.NONE:
      break;

    case LinkTarget.SELF:
      targetStr = "_self";
      break;

    case LinkTarget.BLANK:
      targetStr = "_blank";
      break;

    case LinkTarget.PARENT:
      targetStr = "_parent";
      break;

    case LinkTarget.TOP:
      targetStr = "_top";
      break;
  }

  link.target = targetStr;
  link.rel = typeof rel === "string" ? rel : DEFAULT_LINK_REL;
}

var _pagesRefCache = /*#__PURE__*/new WeakMap();

var _goToDestinationHelper = /*#__PURE__*/new WeakSet();

var PDFLinkService = /*#__PURE__*/function () {
  function PDFLinkService() {
    var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
        eventBus = _ref2.eventBus,
        _ref2$externalLinkTar = _ref2.externalLinkTarget,
        externalLinkTarget = _ref2$externalLinkTar === void 0 ? null : _ref2$externalLinkTar,
        _ref2$externalLinkRel = _ref2.externalLinkRel,
        externalLinkRel = _ref2$externalLinkRel === void 0 ? null : _ref2$externalLinkRel,
        _ref2$ignoreDestinati = _ref2.ignoreDestinationZoom,
        ignoreDestinationZoom = _ref2$ignoreDestinati === void 0 ? false : _ref2$ignoreDestinati;

    _classCallCheck(this, PDFLinkService);

    _classPrivateMethodInitSpec(this, _goToDestinationHelper);

    _classPrivateFieldInitSpec(this, _pagesRefCache, {
      writable: true,
      value: new Map()
    });

    this.eventBus = eventBus;
    this.externalLinkTarget = externalLinkTarget;
    this.externalLinkRel = externalLinkRel;
    this.externalLinkEnabled = true;
    this._ignoreDestinationZoom = ignoreDestinationZoom;
    this.baseUrl = null;
    this.pdfDocument = null;
    this.pdfViewer = null;
    this.pdfHistory = null;
  }

  _createClass(PDFLinkService, [{
    key: "setDocument",
    value: function setDocument(pdfDocument) {
      var baseUrl = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
      this.baseUrl = baseUrl;
      this.pdfDocument = pdfDocument;

      _classPrivateFieldGet(this, _pagesRefCache).clear();
    }
  }, {
    key: "setViewer",
    value: function setViewer(pdfViewer) {
      this.pdfViewer = pdfViewer;
    }
  }, {
    key: "setHistory",
    value: function setHistory(pdfHistory) {
      this.pdfHistory = pdfHistory;
    }
  }, {
    key: "pagesCount",
    get: function get() {
      return this.pdfDocument ? this.pdfDocument.numPages : 0;
    }
  }, {
    key: "page",
    get: function get() {
      return this.pdfViewer.currentPageNumber;
    },
    set: function set(value) {
      this.pdfViewer.currentPageNumber = value;
    }
  }, {
    key: "rotation",
    get: function get() {
      return this.pdfViewer.pagesRotation;
    },
    set: function set(value) {
      this.pdfViewer.pagesRotation = value;
    }
  }, {
    key: "goToDestination",
    value: function () {
      var _goToDestination = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee(dest) {
        var namedDest, explicitDest;
        return _regeneratorRuntime().wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                if (this.pdfDocument) {
                  _context.next = 2;
                  break;
                }

                return _context.abrupt("return");

              case 2:
                if (!(typeof dest === "string")) {
                  _context.next = 9;
                  break;
                }

                namedDest = dest;
                _context.next = 6;
                return this.pdfDocument.getDestination(dest);

              case 6:
                explicitDest = _context.sent;
                _context.next = 13;
                break;

              case 9:
                namedDest = null;
                _context.next = 12;
                return dest;

              case 12:
                explicitDest = _context.sent;

              case 13:
                if (Array.isArray(explicitDest)) {
                  _context.next = 16;
                  break;
                }

                console.error("PDFLinkService.goToDestination: \"".concat(explicitDest, "\" is not ") + "a valid destination array, for dest=\"".concat(dest, "\"."));
                return _context.abrupt("return");

              case 16:
                _classPrivateMethodGet(this, _goToDestinationHelper, _goToDestinationHelper2).call(this, dest, namedDest, explicitDest);

              case 17:
              case "end":
                return _context.stop();
            }
          }
        }, _callee, this);
      }));

      function goToDestination(_x) {
        return _goToDestination.apply(this, arguments);
      }

      return goToDestination;
    }()
  }, {
    key: "goToPage",
    value: function goToPage(val) {
      if (!this.pdfDocument) {
        return;
      }

      var pageNumber = typeof val === "string" && this.pdfViewer.pageLabelToPageNumber(val) || val | 0;

      if (!(Number.isInteger(pageNumber) && pageNumber > 0 && pageNumber <= this.pagesCount)) {
        console.error("PDFLinkService.goToPage: \"".concat(val, "\" is not a valid page."));
        return;
      }

      if (this.pdfHistory) {
        this.pdfHistory.pushCurrentPosition();
        this.pdfHistory.pushPage(pageNumber);
      }

      this.pdfViewer.scrollPageIntoView({
        pageNumber: pageNumber
      });
    }
  }, {
    key: "addLinkAttributes",
    value: function addLinkAttributes(link, url) {
      var newWindow = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;

      _addLinkAttributes(link, {
        url: url,
        target: newWindow ? LinkTarget.BLANK : this.externalLinkTarget,
        rel: this.externalLinkRel,
        enabled: this.externalLinkEnabled
      });
    }
  }, {
    key: "getDestinationHash",
    value: function getDestinationHash(dest) {
      if (typeof dest === "string") {
        if (dest.length > 0) {
          return this.getAnchorUrl("#" + escape(dest));
        }
      } else if (Array.isArray(dest)) {
        var str = JSON.stringify(dest);

        if (str.length > 0) {
          return this.getAnchorUrl("#" + escape(str));
        }
      }

      return this.getAnchorUrl("");
    }
  }, {
    key: "getAnchorUrl",
    value: function getAnchorUrl(anchor) {
      return (this.baseUrl || "") + anchor;
    }
  }, {
    key: "setHash",
    value: function setHash(hash) {
      if (!this.pdfDocument) {
        return;
      }

      var pageNumber, dest;

      if (hash.includes("=")) {
        var params = (0, _ui_utils.parseQueryString)(hash);

        if (params.has("search")) {
          this.eventBus.dispatch("findfromurlhash", {
            source: this,
            query: params.get("search").replace(/"/g, ""),
            phraseSearch: params.get("phrase") === "true"
          });
        }

        if (params.has("page")) {
          pageNumber = params.get("page") | 0 || 1;
        }

        if (params.has("zoom")) {
          var zoomArgs = params.get("zoom").split(",");
          var zoomArg = zoomArgs[0];
          var zoomArgNumber = parseFloat(zoomArg);

          if (!zoomArg.includes("Fit")) {
            dest = [null, {
              name: "XYZ"
            }, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null, zoomArgs.length > 2 ? zoomArgs[2] | 0 : null, zoomArgNumber ? zoomArgNumber / 100 : zoomArg];
          } else {
            if (zoomArg === "Fit" || zoomArg === "FitB") {
              dest = [null, {
                name: zoomArg
              }];
            } else if (zoomArg === "FitH" || zoomArg === "FitBH" || zoomArg === "FitV" || zoomArg === "FitBV") {
              dest = [null, {
                name: zoomArg
              }, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null];
            } else if (zoomArg === "FitR") {
              if (zoomArgs.length !== 5) {
                console.error('PDFLinkService.setHash: Not enough parameters for "FitR".');
              } else {
                dest = [null, {
                  name: zoomArg
                }, zoomArgs[1] | 0, zoomArgs[2] | 0, zoomArgs[3] | 0, zoomArgs[4] | 0];
              }
            } else {
              console.error("PDFLinkService.setHash: \"".concat(zoomArg, "\" is not a valid zoom value."));
            }
          }
        }

        if (dest) {
          this.pdfViewer.scrollPageIntoView({
            pageNumber: pageNumber || this.page,
            destArray: dest,
            allowNegativeOffset: true
          });
        } else if (pageNumber) {
          this.page = pageNumber;
        }

        if (params.has("pagemode")) {
          this.eventBus.dispatch("pagemode", {
            source: this,
            mode: params.get("pagemode")
          });
        }

        if (params.has("nameddest")) {
          this.goToDestination(params.get("nameddest"));
        }
      } else {
        dest = unescape(hash);

        try {
          dest = JSON.parse(dest);

          if (!Array.isArray(dest)) {
            dest = dest.toString();
          }
        } catch (ex) {}

        if (typeof dest === "string" || _classStaticPrivateMethodGet(PDFLinkService, PDFLinkService, _isValidExplicitDestination).call(PDFLinkService, dest)) {
          this.goToDestination(dest);
          return;
        }

        console.error("PDFLinkService.setHash: \"".concat(unescape(hash), "\" is not a valid destination."));
      }
    }
  }, {
    key: "executeNamedAction",
    value: function executeNamedAction(action) {
      var _this$pdfHistory, _this$pdfHistory2;

      switch (action) {
        case "GoBack":
          (_this$pdfHistory = this.pdfHistory) === null || _this$pdfHistory === void 0 ? void 0 : _this$pdfHistory.back();
          break;

        case "GoForward":
          (_this$pdfHistory2 = this.pdfHistory) === null || _this$pdfHistory2 === void 0 ? void 0 : _this$pdfHistory2.forward();
          break;

        case "NextPage":
          this.pdfViewer.nextPage();
          break;

        case "PrevPage":
          this.pdfViewer.previousPage();
          break;

        case "LastPage":
          this.page = this.pagesCount;
          break;

        case "FirstPage":
          this.page = 1;
          break;

        default:
          break;
      }

      this.eventBus.dispatch("namedaction", {
        source: this,
        action: action
      });
    }
  }, {
    key: "cachePageRef",
    value: function cachePageRef(pageNum, pageRef) {
      if (!pageRef) {
        return;
      }

      var refStr = pageRef.gen === 0 ? "".concat(pageRef.num, "R") : "".concat(pageRef.num, "R").concat(pageRef.gen);

      _classPrivateFieldGet(this, _pagesRefCache).set(refStr, pageNum);
    }
  }, {
    key: "_cachedPageNumber",
    value: function _cachedPageNumber(pageRef) {
      if (!pageRef) {
        return null;
      }

      var refStr = pageRef.gen === 0 ? "".concat(pageRef.num, "R") : "".concat(pageRef.num, "R").concat(pageRef.gen);
      return _classPrivateFieldGet(this, _pagesRefCache).get(refStr) || null;
    }
  }, {
    key: "isPageVisible",
    value: function isPageVisible(pageNumber) {
      return this.pdfViewer.isPageVisible(pageNumber);
    }
  }, {
    key: "isPageCached",
    value: function isPageCached(pageNumber) {
      return this.pdfViewer.isPageCached(pageNumber);
    }
  }]);

  return PDFLinkService;
}();

exports.PDFLinkService = PDFLinkService;

function _goToDestinationHelper2(rawDest) {
  var _this = this;

  var namedDest = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
  var explicitDest = arguments.length > 2 ? arguments[2] : undefined;
  var destRef = explicitDest[0];
  var pageNumber;

  if (_typeof(destRef) === "object" && destRef !== null) {
    pageNumber = this._cachedPageNumber(destRef);

    if (!pageNumber) {
      this.pdfDocument.getPageIndex(destRef).then(function (pageIndex) {
        _this.cachePageRef(pageIndex + 1, destRef);

        _classPrivateMethodGet(_this, _goToDestinationHelper, _goToDestinationHelper2).call(_this, rawDest, namedDest, explicitDest);
      })["catch"](function () {
        console.error("PDFLinkService.#goToDestinationHelper: \"".concat(destRef, "\" is not ") + "a valid page reference, for dest=\"".concat(rawDest, "\"."));
      });
      return;
    }
  } else if (Number.isInteger(destRef)) {
    pageNumber = destRef + 1;
  } else {
    console.error("PDFLinkService.#goToDestinationHelper: \"".concat(destRef, "\" is not ") + "a valid destination reference, for dest=\"".concat(rawDest, "\"."));
    return;
  }

  if (!pageNumber || pageNumber < 1 || pageNumber > this.pagesCount) {
    console.error("PDFLinkService.#goToDestinationHelper: \"".concat(pageNumber, "\" is not ") + "a valid page number, for dest=\"".concat(rawDest, "\"."));
    return;
  }

  if (this.pdfHistory) {
    this.pdfHistory.pushCurrentPosition();
    this.pdfHistory.push({
      namedDest: namedDest,
      explicitDest: explicitDest,
      pageNumber: pageNumber
    });
  }

  this.pdfViewer.scrollPageIntoView({
    pageNumber: pageNumber,
    destArray: explicitDest,
    ignoreDestinationZoom: this._ignoreDestinationZoom
  });
}

function _isValidExplicitDestination(dest) {
  if (!Array.isArray(dest)) {
    return false;
  }

  var destLength = dest.length;

  if (destLength < 2) {
    return false;
  }

  var page = dest[0];

  if (!(_typeof(page) === "object" && Number.isInteger(page.num) && Number.isInteger(page.gen)) && !(Number.isInteger(page) && page >= 0)) {
    return false;
  }

  var zoom = dest[1];

  if (!(_typeof(zoom) === "object" && typeof zoom.name === "string")) {
    return false;
  }

  var allowNull = true;

  switch (zoom.name) {
    case "XYZ":
      if (destLength !== 5) {
        return false;
      }

      break;

    case "Fit":
    case "FitB":
      return destLength === 2;

    case "FitH":
    case "FitBH":
    case "FitV":
    case "FitBV":
      if (destLength !== 3) {
        return false;
      }

      break;

    case "FitR":
      if (destLength !== 6) {
        return false;
      }

      allowNull = false;
      break;

    default:
      return false;
  }

  for (var i = 2; i < destLength; i++) {
    var param = dest[i];

    if (!(typeof param === "number" || allowNull && param === null)) {
      return false;
    }
  }

  return true;
}

var SimpleLinkService = /*#__PURE__*/function () {
  function SimpleLinkService() {
    _classCallCheck(this, SimpleLinkService);

    this.externalLinkEnabled = true;
  }

  _createClass(SimpleLinkService, [{
    key: "pagesCount",
    get: function get() {
      return 0;
    }
  }, {
    key: "page",
    get: function get() {
      return 0;
    },
    set: function set(value) {}
  }, {
    key: "rotation",
    get: function get() {
      return 0;
    },
    set: function set(value) {}
  }, {
    key: "goToDestination",
    value: function () {
      var _goToDestination2 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee2(dest) {
        return _regeneratorRuntime().wrap(function _callee2$(_context2) {
          while (1) {
            switch (_context2.prev = _context2.next) {
              case 0:
              case "end":
                return _context2.stop();
            }
          }
        }, _callee2);
      }));

      function goToDestination(_x2) {
        return _goToDestination2.apply(this, arguments);
      }

      return goToDestination;
    }()
  }, {
    key: "goToPage",
    value: function goToPage(val) {}
  }, {
    key: "addLinkAttributes",
    value: function addLinkAttributes(link, url) {
      var newWindow = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;

      _addLinkAttributes(link, {
        url: url,
        enabled: this.externalLinkEnabled
      });
    }
  }, {
    key: "getDestinationHash",
    value: function getDestinationHash(dest) {
      return "#";
    }
  }, {
    key: "getAnchorUrl",
    value: function getAnchorUrl(hash) {
      return "#";
    }
  }, {
    key: "setHash",
    value: function setHash(hash) {}
  }, {
    key: "executeNamedAction",
    value: function executeNamedAction(action) {}
  }, {
    key: "cachePageRef",
    value: function cachePageRef(pageNum, pageRef) {}
  }, {
    key: "isPageVisible",
    value: function isPageVisible(pageNumber) {
      return true;
    }
  }, {
    key: "isPageCached",
    value: function isPageCached(pageNumber) {
      return true;
    }
  }]);

  return SimpleLinkService;
}();

exports.SimpleLinkService = SimpleLinkService;

/***/ }),
/* 7 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.animationStarted = exports.VERTICAL_PADDING = exports.UNKNOWN_SCALE = exports.TextLayerMode = exports.SpreadMode = exports.SidebarView = exports.ScrollMode = exports.SCROLLBAR_PADDING = exports.RenderingStates = exports.RendererType = exports.ProgressBar = exports.PresentationModeState = exports.OutputScale = exports.MIN_SCALE = exports.MAX_SCALE = exports.MAX_AUTO_SCALE = exports.DEFAULT_SCALE_VALUE = exports.DEFAULT_SCALE_DELTA = exports.DEFAULT_SCALE = exports.AutoPrintRegExp = void 0;
exports.apiPageLayoutToViewerModes = apiPageLayoutToViewerModes;
exports.apiPageModeToSidebarView = apiPageModeToSidebarView;
exports.approximateFraction = approximateFraction;
exports.backtrackBeforeAllVisibleElements = backtrackBeforeAllVisibleElements;
exports.docStyle = void 0;
exports.getActiveOrFocusedElement = getActiveOrFocusedElement;
exports.getPageSizeInches = getPageSizeInches;
exports.getVisibleElements = getVisibleElements;
exports.isPortraitOrientation = isPortraitOrientation;
exports.isValidRotation = isValidRotation;
exports.isValidScrollMode = isValidScrollMode;
exports.isValidSpreadMode = isValidSpreadMode;
exports.noContextMenuHandler = noContextMenuHandler;
exports.normalizeWheelEventDelta = normalizeWheelEventDelta;
exports.normalizeWheelEventDirection = normalizeWheelEventDirection;
exports.parseQueryString = parseQueryString;
exports.removeNullCharacters = removeNullCharacters;
exports.roundToDivide = roundToDivide;
exports.scrollIntoView = scrollIntoView;
exports.watchScroll = watchScroll;

var _pdfjsLib = __w_pdfjs_require__(3);

function _classPrivateFieldInitSpec(obj, privateMap, value) { _checkPrivateRedeclaration(obj, privateMap); privateMap.set(obj, value); }

function _checkPrivateRedeclaration(obj, privateCollection) { if (privateCollection.has(obj)) { throw new TypeError("Cannot initialize the same private elements twice on an object"); } }

function _classPrivateFieldGet(receiver, privateMap) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "get"); return _classApplyDescriptorGet(receiver, descriptor); }

function _classApplyDescriptorGet(receiver, descriptor) { if (descriptor.get) { return descriptor.get.call(receiver); } return descriptor.value; }

function _classPrivateFieldSet(receiver, privateMap, value) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "set"); _classApplyDescriptorSet(receiver, descriptor, value); return value; }

function _classExtractFieldDescriptor(receiver, privateMap, action) { if (!privateMap.has(receiver)) { throw new TypeError("attempted to " + action + " private field on non-instance"); } return privateMap.get(receiver); }

function _classApplyDescriptorSet(receiver, descriptor, value) { if (descriptor.set) { descriptor.set.call(receiver, value); } else { if (!descriptor.writable) { throw new TypeError("attempted to set read only private field"); } descriptor.value = value; } }

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _iterableToArrayLimit(arr, i) { var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]; if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e2) { throw _e2; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e3) { didErr = true; err = _e3; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var DEFAULT_SCALE_VALUE = "auto";
exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
var DEFAULT_SCALE = 1.0;
exports.DEFAULT_SCALE = DEFAULT_SCALE;
var DEFAULT_SCALE_DELTA = 1.1;
exports.DEFAULT_SCALE_DELTA = DEFAULT_SCALE_DELTA;
var MIN_SCALE = 0.1;
exports.MIN_SCALE = MIN_SCALE;
var MAX_SCALE = 10.0;
exports.MAX_SCALE = MAX_SCALE;
var UNKNOWN_SCALE = 0;
exports.UNKNOWN_SCALE = UNKNOWN_SCALE;
var MAX_AUTO_SCALE = 1.25;
exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE;
var SCROLLBAR_PADDING = 40;
exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING;
var VERTICAL_PADDING = 5;
exports.VERTICAL_PADDING = VERTICAL_PADDING;
var RenderingStates = {
  INITIAL: 0,
  RUNNING: 1,
  PAUSED: 2,
  FINISHED: 3
};
exports.RenderingStates = RenderingStates;
var PresentationModeState = {
  UNKNOWN: 0,
  NORMAL: 1,
  CHANGING: 2,
  FULLSCREEN: 3
};
exports.PresentationModeState = PresentationModeState;
var SidebarView = {
  UNKNOWN: -1,
  NONE: 0,
  THUMBS: 1,
  OUTLINE: 2,
  ATTACHMENTS: 3,
  LAYERS: 4
};
exports.SidebarView = SidebarView;
var RendererType = {
  CANVAS: "canvas",
  SVG: "svg"
};
exports.RendererType = RendererType;
var TextLayerMode = {
  DISABLE: 0,
  ENABLE: 1,
  ENABLE_ENHANCE: 2
};
exports.TextLayerMode = TextLayerMode;
var ScrollMode = {
  UNKNOWN: -1,
  VERTICAL: 0,
  HORIZONTAL: 1,
  WRAPPED: 2,
  PAGE: 3
};
exports.ScrollMode = ScrollMode;
var SpreadMode = {
  UNKNOWN: -1,
  NONE: 0,
  ODD: 1,
  EVEN: 2
};
exports.SpreadMode = SpreadMode;
var AutoPrintRegExp = /\bprint\s*\(/;
exports.AutoPrintRegExp = AutoPrintRegExp;

var OutputScale = /*#__PURE__*/function () {
  function OutputScale() {
    _classCallCheck(this, OutputScale);

    var pixelRatio = window.devicePixelRatio || 1;
    this.sx = pixelRatio;
    this.sy = pixelRatio;
  }

  _createClass(OutputScale, [{
    key: "scaled",
    get: function get() {
      return this.sx !== 1 || this.sy !== 1;
    }
  }]);

  return OutputScale;
}();

exports.OutputScale = OutputScale;

function scrollIntoView(element, spot) {
  var scrollMatches = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
  var parent = element.offsetParent;

  if (!parent) {
    console.error("offsetParent is not set -- cannot scroll");
    return;
  }

  var offsetY = element.offsetTop + element.clientTop;
  var offsetX = element.offsetLeft + element.clientLeft;

  while (parent.clientHeight === parent.scrollHeight && parent.clientWidth === parent.scrollWidth || scrollMatches && (parent.classList.contains("markedContent") || getComputedStyle(parent).overflow === "hidden")) {
    offsetY += parent.offsetTop;
    offsetX += parent.offsetLeft;
    parent = parent.offsetParent;

    if (!parent) {
      return;
    }
  }

  if (spot) {
    if (spot.top !== undefined) {
      offsetY += spot.top;
    }

    if (spot.left !== undefined) {
      offsetX += spot.left;
      parent.scrollLeft = offsetX;
    }
  }

  parent.scrollTop = offsetY;
}

function watchScroll(viewAreaElement, callback) {
  var debounceScroll = function debounceScroll(evt) {
    if (rAF) {
      return;
    }

    rAF = window.requestAnimationFrame(function viewAreaElementScrolled() {
      rAF = null;
      var currentX = viewAreaElement.scrollLeft;
      var lastX = state.lastX;

      if (currentX !== lastX) {
        state.right = currentX > lastX;
      }

      state.lastX = currentX;
      var currentY = viewAreaElement.scrollTop;
      var lastY = state.lastY;

      if (currentY !== lastY) {
        state.down = currentY > lastY;
      }

      state.lastY = currentY;
      callback(state);
    });
  };

  var state = {
    right: true,
    down: true,
    lastX: viewAreaElement.scrollLeft,
    lastY: viewAreaElement.scrollTop,
    _eventHandler: debounceScroll
  };
  var rAF = null;
  viewAreaElement.addEventListener("scroll", debounceScroll, true);
  return state;
}

function parseQueryString(query) {
  var params = new Map();

  var _iterator = _createForOfIteratorHelper(new URLSearchParams(query)),
      _step;

  try {
    for (_iterator.s(); !(_step = _iterator.n()).done;) {
      var _step$value = _slicedToArray(_step.value, 2),
          key = _step$value[0],
          value = _step$value[1];

      params.set(key.toLowerCase(), value);
    }
  } catch (err) {
    _iterator.e(err);
  } finally {
    _iterator.f();
  }

  return params;
}

var NullCharactersRegExp = /\x00/g;
var InvisibleCharactersRegExp = /[\x01-\x1F]/g;

function removeNullCharacters(str) {
  var replaceInvisible = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

  if (typeof str !== "string") {
    console.error("The argument must be a string.");
    return str;
  }

  if (replaceInvisible) {
    str = str.replace(InvisibleCharactersRegExp, " ");
  }

  return str.replace(NullCharactersRegExp, "");
}

function approximateFraction(x) {
  if (Math.floor(x) === x) {
    return [x, 1];
  }

  var xinv = 1 / x;
  var limit = 8;

  if (xinv > limit) {
    return [1, limit];
  } else if (Math.floor(xinv) === xinv) {
    return [1, xinv];
  }

  var x_ = x > 1 ? xinv : x;
  var a = 0,
      b = 1,
      c = 1,
      d = 1;

  while (true) {
    var p = a + c,
        q = b + d;

    if (q > limit) {
      break;
    }

    if (x_ <= p / q) {
      c = p;
      d = q;
    } else {
      a = p;
      b = q;
    }
  }

  var result;

  if (x_ - a / b < c / d - x_) {
    result = x_ === x ? [a, b] : [b, a];
  } else {
    result = x_ === x ? [c, d] : [d, c];
  }

  return result;
}

function roundToDivide(x, div) {
  var r = x % div;
  return r === 0 ? x : Math.round(x - r + div);
}

function getPageSizeInches(_ref) {
  var view = _ref.view,
      userUnit = _ref.userUnit,
      rotate = _ref.rotate;

  var _view = _slicedToArray(view, 4),
      x1 = _view[0],
      y1 = _view[1],
      x2 = _view[2],
      y2 = _view[3];

  var changeOrientation = rotate % 180 !== 0;
  var width = (x2 - x1) / 72 * userUnit;
  var height = (y2 - y1) / 72 * userUnit;
  return {
    width: changeOrientation ? height : width,
    height: changeOrientation ? width : height
  };
}

function backtrackBeforeAllVisibleElements(index, views, top) {
  if (index < 2) {
    return index;
  }

  var elt = views[index].div;
  var pageTop = elt.offsetTop + elt.clientTop;

  if (pageTop >= top) {
    elt = views[index - 1].div;
    pageTop = elt.offsetTop + elt.clientTop;
  }

  for (var i = index - 2; i >= 0; --i) {
    elt = views[i].div;

    if (elt.offsetTop + elt.clientTop + elt.clientHeight <= pageTop) {
      break;
    }

    index = i;
  }

  return index;
}

function getVisibleElements(_ref2) {
  var scrollEl = _ref2.scrollEl,
      views = _ref2.views,
      _ref2$sortByVisibilit = _ref2.sortByVisibility,
      sortByVisibility = _ref2$sortByVisibilit === void 0 ? false : _ref2$sortByVisibilit,
      _ref2$horizontal = _ref2.horizontal,
      horizontal = _ref2$horizontal === void 0 ? false : _ref2$horizontal,
      _ref2$rtl = _ref2.rtl,
      rtl = _ref2$rtl === void 0 ? false : _ref2$rtl;
  var top = scrollEl.scrollTop,
      bottom = top + scrollEl.clientHeight;
  var left = scrollEl.scrollLeft,
      right = left + scrollEl.clientWidth;

  function isElementBottomAfterViewTop(view) {
    var element = view.div;
    var elementBottom = element.offsetTop + element.clientTop + element.clientHeight;
    return elementBottom > top;
  }

  function isElementNextAfterViewHorizontally(view) {
    var element = view.div;
    var elementLeft = element.offsetLeft + element.clientLeft;
    var elementRight = elementLeft + element.clientWidth;
    return rtl ? elementLeft < right : elementRight > left;
  }

  var visible = [],
      ids = new Set(),
      numViews = views.length;
  var firstVisibleElementInd = (0, _pdfjsLib.binarySearchFirstItem)(views, horizontal ? isElementNextAfterViewHorizontally : isElementBottomAfterViewTop);

  if (firstVisibleElementInd > 0 && firstVisibleElementInd < numViews && !horizontal) {
    firstVisibleElementInd = backtrackBeforeAllVisibleElements(firstVisibleElementInd, views, top);
  }

  var lastEdge = horizontal ? right : -1;

  for (var i = firstVisibleElementInd; i < numViews; i++) {
    var view = views[i],
        element = view.div;
    var currentWidth = element.offsetLeft + element.clientLeft;
    var currentHeight = element.offsetTop + element.clientTop;
    var viewWidth = element.clientWidth,
        viewHeight = element.clientHeight;
    var viewRight = currentWidth + viewWidth;
    var viewBottom = currentHeight + viewHeight;

    if (lastEdge === -1) {
      if (viewBottom >= bottom) {
        lastEdge = viewBottom;
      }
    } else if ((horizontal ? currentWidth : currentHeight) > lastEdge) {
      break;
    }

    if (viewBottom <= top || currentHeight >= bottom || viewRight <= left || currentWidth >= right) {
      continue;
    }

    var hiddenHeight = Math.max(0, top - currentHeight) + Math.max(0, viewBottom - bottom);
    var hiddenWidth = Math.max(0, left - currentWidth) + Math.max(0, viewRight - right);
    var fractionHeight = (viewHeight - hiddenHeight) / viewHeight,
        fractionWidth = (viewWidth - hiddenWidth) / viewWidth;
    var percent = fractionHeight * fractionWidth * 100 | 0;
    visible.push({
      id: view.id,
      x: currentWidth,
      y: currentHeight,
      view: view,
      percent: percent,
      widthPercent: fractionWidth * 100 | 0
    });
    ids.add(view.id);
  }

  var first = visible[0],
      last = visible.at(-1);

  if (sortByVisibility) {
    visible.sort(function (a, b) {
      var pc = a.percent - b.percent;

      if (Math.abs(pc) > 0.001) {
        return -pc;
      }

      return a.id - b.id;
    });
  }

  return {
    first: first,
    last: last,
    views: visible,
    ids: ids
  };
}

function noContextMenuHandler(evt) {
  evt.preventDefault();
}

function normalizeWheelEventDirection(evt) {
  var delta = Math.hypot(evt.deltaX, evt.deltaY);
  var angle = Math.atan2(evt.deltaY, evt.deltaX);

  if (-0.25 * Math.PI < angle && angle < 0.75 * Math.PI) {
    delta = -delta;
  }

  return delta;
}

function normalizeWheelEventDelta(evt) {
  var delta = normalizeWheelEventDirection(evt);
  var MOUSE_DOM_DELTA_PIXEL_MODE = 0;
  var MOUSE_DOM_DELTA_LINE_MODE = 1;
  var MOUSE_PIXELS_PER_LINE = 30;
  var MOUSE_LINES_PER_PAGE = 30;

  if (evt.deltaMode === MOUSE_DOM_DELTA_PIXEL_MODE) {
    delta /= MOUSE_PIXELS_PER_LINE * MOUSE_LINES_PER_PAGE;
  } else if (evt.deltaMode === MOUSE_DOM_DELTA_LINE_MODE) {
    delta /= MOUSE_LINES_PER_PAGE;
  }

  return delta;
}

function isValidRotation(angle) {
  return Number.isInteger(angle) && angle % 90 === 0;
}

function isValidScrollMode(mode) {
  return Number.isInteger(mode) && Object.values(ScrollMode).includes(mode) && mode !== ScrollMode.UNKNOWN;
}

function isValidSpreadMode(mode) {
  return Number.isInteger(mode) && Object.values(SpreadMode).includes(mode) && mode !== SpreadMode.UNKNOWN;
}

function isPortraitOrientation(size) {
  return size.width <= size.height;
}

var animationStarted = new Promise(function (resolve) {
  window.requestAnimationFrame(resolve);
});
exports.animationStarted = animationStarted;
var docStyle = document.documentElement.style;
exports.docStyle = docStyle;

function clamp(v, min, max) {
  return Math.min(Math.max(v, min), max);
}

var _classList = /*#__PURE__*/new WeakMap();

var _percent = /*#__PURE__*/new WeakMap();

var _visible = /*#__PURE__*/new WeakMap();

var ProgressBar = /*#__PURE__*/function () {
  function ProgressBar(id) {
    _classCallCheck(this, ProgressBar);

    _classPrivateFieldInitSpec(this, _classList, {
      writable: true,
      value: null
    });

    _classPrivateFieldInitSpec(this, _percent, {
      writable: true,
      value: 0
    });

    _classPrivateFieldInitSpec(this, _visible, {
      writable: true,
      value: true
    });

    if (arguments.length > 1) {
      throw new Error("ProgressBar no longer accepts any additional options, " + "please use CSS rules to modify its appearance instead.");
    }

    var bar = document.getElementById(id);

    _classPrivateFieldSet(this, _classList, bar.classList);
  }

  _createClass(ProgressBar, [{
    key: "percent",
    get: function get() {
      return _classPrivateFieldGet(this, _percent);
    },
    set: function set(val) {
      _classPrivateFieldSet(this, _percent, clamp(val, 0, 100));

      if (isNaN(val)) {
        _classPrivateFieldGet(this, _classList).add("indeterminate");

        return;
      }

      _classPrivateFieldGet(this, _classList).remove("indeterminate");

      docStyle.setProperty("--progressBar-percent", "".concat(_classPrivateFieldGet(this, _percent), "%"));
    }
  }, {
    key: "setWidth",
    value: function setWidth(viewer) {
      if (!viewer) {
        return;
      }

      var container = viewer.parentNode;
      var scrollbarWidth = container.offsetWidth - viewer.offsetWidth;

      if (scrollbarWidth > 0) {
        docStyle.setProperty("--progressBar-end-offset", "".concat(scrollbarWidth, "px"));
      }
    }
  }, {
    key: "hide",
    value: function hide() {
      if (!_classPrivateFieldGet(this, _visible)) {
        return;
      }

      _classPrivateFieldSet(this, _visible, false);

      _classPrivateFieldGet(this, _classList).add("hidden");
    }
  }, {
    key: "show",
    value: function show() {
      if (_classPrivateFieldGet(this, _visible)) {
        return;
      }

      _classPrivateFieldSet(this, _visible, true);

      _classPrivateFieldGet(this, _classList).remove("hidden");
    }
  }]);

  return ProgressBar;
}();

exports.ProgressBar = ProgressBar;

function getActiveOrFocusedElement() {
  var curRoot = document;
  var curActiveOrFocused = curRoot.activeElement || curRoot.querySelector(":focus");

  while ((_curActiveOrFocused = curActiveOrFocused) !== null && _curActiveOrFocused !== void 0 && _curActiveOrFocused.shadowRoot) {
    var _curActiveOrFocused;

    curRoot = curActiveOrFocused.shadowRoot;
    curActiveOrFocused = curRoot.activeElement || curRoot.querySelector(":focus");
  }

  return curActiveOrFocused;
}

function apiPageLayoutToViewerModes(layout) {
  var scrollMode = ScrollMode.VERTICAL,
      spreadMode = SpreadMode.NONE;

  switch (layout) {
    case "SinglePage":
      scrollMode = ScrollMode.PAGE;
      break;

    case "OneColumn":
      break;

    case "TwoPageLeft":
      scrollMode = ScrollMode.PAGE;

    case "TwoColumnLeft":
      spreadMode = SpreadMode.ODD;
      break;

    case "TwoPageRight":
      scrollMode = ScrollMode.PAGE;

    case "TwoColumnRight":
      spreadMode = SpreadMode.EVEN;
      break;
  }

  return {
    scrollMode: scrollMode,
    spreadMode: spreadMode
  };
}

function apiPageModeToSidebarView(mode) {
  switch (mode) {
    case "UseNone":
      return SidebarView.NONE;

    case "UseThumbs":
      return SidebarView.THUMBS;

    case "UseOutlines":
      return SidebarView.OUTLINE;

    case "UseAttachments":
      return SidebarView.ATTACHMENTS;

    case "UseOC":
      return SidebarView.LAYERS;
  }

  return SidebarView.NONE;
}

/***/ }),
/* 8 */
/***/ ((__unused_webpack_module, exports) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.StructTreeLayerBuilder = void 0;

function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var PDF_ROLE_TO_HTML_ROLE = {
  Document: null,
  DocumentFragment: null,
  Part: "group",
  Sect: "group",
  Div: "group",
  Aside: "note",
  NonStruct: "none",
  P: null,
  H: "heading",
  Title: null,
  FENote: "note",
  Sub: "group",
  Lbl: null,
  Span: null,
  Em: null,
  Strong: null,
  Link: "link",
  Annot: "note",
  Form: "form",
  Ruby: null,
  RB: null,
  RT: null,
  RP: null,
  Warichu: null,
  WT: null,
  WP: null,
  L: "list",
  LI: "listitem",
  LBody: null,
  Table: "table",
  TR: "row",
  TH: "columnheader",
  TD: "cell",
  THead: "columnheader",
  TBody: null,
  TFoot: null,
  Caption: null,
  Figure: "figure",
  Formula: null,
  Artifact: null
};
var HEADING_PATTERN = /^H(\d+)$/;

var StructTreeLayerBuilder = /*#__PURE__*/function () {
  function StructTreeLayerBuilder(_ref) {
    var pdfPage = _ref.pdfPage;

    _classCallCheck(this, StructTreeLayerBuilder);

    this.pdfPage = pdfPage;
  }

  _createClass(StructTreeLayerBuilder, [{
    key: "render",
    value: function render(structTree) {
      return this._walk(structTree);
    }
  }, {
    key: "_setAttributes",
    value: function _setAttributes(structElement, htmlElement) {
      if (structElement.alt !== undefined) {
        htmlElement.setAttribute("aria-label", structElement.alt);
      }

      if (structElement.id !== undefined) {
        htmlElement.setAttribute("aria-owns", structElement.id);
      }

      if (structElement.lang !== undefined) {
        htmlElement.setAttribute("lang", structElement.lang);
      }
    }
  }, {
    key: "_walk",
    value: function _walk(node) {
      if (!node) {
        return null;
      }

      var element = document.createElement("span");

      if ("role" in node) {
        var role = node.role;
        var match = role.match(HEADING_PATTERN);

        if (match) {
          element.setAttribute("role", "heading");
          element.setAttribute("aria-level", match[1]);
        } else if (PDF_ROLE_TO_HTML_ROLE[role]) {
          element.setAttribute("role", PDF_ROLE_TO_HTML_ROLE[role]);
        }
      }

      this._setAttributes(node, element);

      if (node.children) {
        if (node.children.length === 1 && "id" in node.children[0]) {
          this._setAttributes(node.children[0], element);
        } else {
          var _iterator = _createForOfIteratorHelper(node.children),
              _step;

          try {
            for (_iterator.s(); !(_step = _iterator.n()).done;) {
              var kid = _step.value;
              element.append(this._walk(kid));
            }
          } catch (err) {
            _iterator.e(err);
          } finally {
            _iterator.f();
          }
        }
      }

      return element;
    }
  }]);

  return StructTreeLayerBuilder;
}();

exports.StructTreeLayerBuilder = StructTreeLayerBuilder;

/***/ }),
/* 9 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.TextLayerBuilder = void 0;

var _pdfjsLib = __w_pdfjs_require__(3);

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var EXPAND_DIVS_TIMEOUT = 300;

var TextLayerBuilder = /*#__PURE__*/function () {
  function TextLayerBuilder(_ref) {
    var textLayerDiv = _ref.textLayerDiv,
        eventBus = _ref.eventBus,
        pageIndex = _ref.pageIndex,
        viewport = _ref.viewport,
        _ref$highlighter = _ref.highlighter,
        highlighter = _ref$highlighter === void 0 ? null : _ref$highlighter,
        _ref$enhanceTextSelec = _ref.enhanceTextSelection,
        enhanceTextSelection = _ref$enhanceTextSelec === void 0 ? false : _ref$enhanceTextSelec;

    _classCallCheck(this, TextLayerBuilder);

    this.textLayerDiv = textLayerDiv;
    this.eventBus = eventBus;
    this.textContent = null;
    this.textContentItemsStr = [];
    this.textContentStream = null;
    this.renderingDone = false;
    this.pageNumber = pageIndex + 1;
    this.viewport = viewport;
    this.textDivs = [];
    this.textLayerRenderTask = null;
    this.highlighter = highlighter;
    this.enhanceTextSelection = enhanceTextSelection;

    this._bindMouse();
  }

  _createClass(TextLayerBuilder, [{
    key: "_finishRendering",
    value: function _finishRendering() {
      this.renderingDone = true;

      if (!this.enhanceTextSelection) {
        var endOfContent = document.createElement("div");
        endOfContent.className = "endOfContent";
        this.textLayerDiv.append(endOfContent);
      }

      this.eventBus.dispatch("textlayerrendered", {
        source: this,
        pageNumber: this.pageNumber,
        numTextDivs: this.textDivs.length
      });
    }
  }, {
    key: "render",
    value: function render() {
      var _this$highlighter,
          _this = this;

      var timeout = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;

      if (!(this.textContent || this.textContentStream) || this.renderingDone) {
        return;
      }

      this.cancel();
      this.textDivs.length = 0;
      (_this$highlighter = this.highlighter) === null || _this$highlighter === void 0 ? void 0 : _this$highlighter.setTextMapping(this.textDivs, this.textContentItemsStr);
      var textLayerFrag = document.createDocumentFragment();
      this.textLayerRenderTask = (0, _pdfjsLib.renderTextLayer)({
        textContent: this.textContent,
        textContentStream: this.textContentStream,
        container: textLayerFrag,
        viewport: this.viewport,
        textDivs: this.textDivs,
        textContentItemsStr: this.textContentItemsStr,
        timeout: timeout,
        enhanceTextSelection: this.enhanceTextSelection
      });
      this.textLayerRenderTask.promise.then(function () {
        var _this$highlighter2;

        _this.textLayerDiv.append(textLayerFrag);

        _this._finishRendering();

        (_this$highlighter2 = _this.highlighter) === null || _this$highlighter2 === void 0 ? void 0 : _this$highlighter2.enable();
      }, function (reason) {});
    }
  }, {
    key: "cancel",
    value: function cancel() {
      var _this$highlighter3;

      if (this.textLayerRenderTask) {
        this.textLayerRenderTask.cancel();
        this.textLayerRenderTask = null;
      }

      (_this$highlighter3 = this.highlighter) === null || _this$highlighter3 === void 0 ? void 0 : _this$highlighter3.disable();
    }
  }, {
    key: "setTextContentStream",
    value: function setTextContentStream(readableStream) {
      this.cancel();
      this.textContentStream = readableStream;
    }
  }, {
    key: "setTextContent",
    value: function setTextContent(textContent) {
      this.cancel();
      this.textContent = textContent;
    }
  }, {
    key: "_bindMouse",
    value: function _bindMouse() {
      var _this2 = this;

      var div = this.textLayerDiv;
      var expandDivsTimer = null;
      div.addEventListener("mousedown", function (evt) {
        if (_this2.enhanceTextSelection && _this2.textLayerRenderTask) {
          _this2.textLayerRenderTask.expandTextDivs(true);

          if (expandDivsTimer) {
            clearTimeout(expandDivsTimer);
            expandDivsTimer = null;
          }

          return;
        }

        var end = div.querySelector(".endOfContent");

        if (!end) {
          return;
        }

        var adjustTop = evt.target !== div;
        adjustTop = adjustTop && window.getComputedStyle(end).getPropertyValue("-moz-user-select") !== "none";

        if (adjustTop) {
          var divBounds = div.getBoundingClientRect();
          var r = Math.max(0, (evt.pageY - divBounds.top) / divBounds.height);
          end.style.top = (r * 100).toFixed(2) + "%";
        }

        end.classList.add("active");
      });
      div.addEventListener("mouseup", function () {
        if (_this2.enhanceTextSelection && _this2.textLayerRenderTask) {
          expandDivsTimer = setTimeout(function () {
            if (_this2.textLayerRenderTask) {
              _this2.textLayerRenderTask.expandTextDivs(false);
            }

            expandDivsTimer = null;
          }, EXPAND_DIVS_TIMEOUT);
          return;
        }

        var end = div.querySelector(".endOfContent");

        if (!end) {
          return;
        }

        end.style.top = "";
        end.classList.remove("active");
      });
    }
  }]);

  return TextLayerBuilder;
}();

exports.TextLayerBuilder = TextLayerBuilder;

/***/ }),
/* 10 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.XfaLayerBuilder = void 0;

var _pdfjsLib = __w_pdfjs_require__(3);

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var XfaLayerBuilder = /*#__PURE__*/function () {
  function XfaLayerBuilder(_ref) {
    var pageDiv = _ref.pageDiv,
        pdfPage = _ref.pdfPage,
        _ref$annotationStorag = _ref.annotationStorage,
        annotationStorage = _ref$annotationStorag === void 0 ? null : _ref$annotationStorag,
        linkService = _ref.linkService,
        _ref$xfaHtml = _ref.xfaHtml,
        xfaHtml = _ref$xfaHtml === void 0 ? null : _ref$xfaHtml;

    _classCallCheck(this, XfaLayerBuilder);

    this.pageDiv = pageDiv;
    this.pdfPage = pdfPage;
    this.annotationStorage = annotationStorage;
    this.linkService = linkService;
    this.xfaHtml = xfaHtml;
    this.div = null;
    this._cancelled = false;
  }

  _createClass(XfaLayerBuilder, [{
    key: "render",
    value: function render(viewport) {
      var _this = this;

      var intent = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : "display";

      if (intent === "print") {
        var parameters = {
          viewport: viewport.clone({
            dontFlip: true
          }),
          div: this.div,
          xfaHtml: this.xfaHtml,
          annotationStorage: this.annotationStorage,
          linkService: this.linkService,
          intent: intent
        };
        var div = document.createElement("div");
        this.pageDiv.append(div);
        parameters.div = div;

        var result = _pdfjsLib.XfaLayer.render(parameters);

        return Promise.resolve(result);
      }

      return this.pdfPage.getXfa().then(function (xfaHtml) {
        if (_this._cancelled || !xfaHtml) {
          return {
            textDivs: []
          };
        }

        var parameters = {
          viewport: viewport.clone({
            dontFlip: true
          }),
          div: _this.div,
          xfaHtml: xfaHtml,
          annotationStorage: _this.annotationStorage,
          linkService: _this.linkService,
          intent: intent
        };

        if (_this.div) {
          return _pdfjsLib.XfaLayer.update(parameters);
        }

        _this.div = document.createElement("div");

        _this.pageDiv.append(_this.div);

        parameters.div = _this.div;
        return _pdfjsLib.XfaLayer.render(parameters);
      })["catch"](function (error) {
        console.error(error);
      });
    }
  }, {
    key: "cancel",
    value: function cancel() {
      this._cancelled = true;
    }
  }, {
    key: "hide",
    value: function hide() {
      if (!this.div) {
        return;
      }

      this.div.hidden = true;
    }
  }]);

  return XfaLayerBuilder;
}();

exports.XfaLayerBuilder = XfaLayerBuilder;

/***/ }),
/* 11 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.PDFViewer = exports.PDFSinglePageViewer = void 0;

var _ui_utils = __w_pdfjs_require__(7);

var _base_viewer = __w_pdfjs_require__(12);

function _get() { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get.bind(); } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(arguments.length < 3 ? target : receiver); } return desc.value; }; } return _get.apply(this, arguments); }

function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

var PDFViewer = /*#__PURE__*/function (_BaseViewer) {
  _inherits(PDFViewer, _BaseViewer);

  var _super = _createSuper(PDFViewer);

  function PDFViewer() {
    _classCallCheck(this, PDFViewer);

    return _super.apply(this, arguments);
  }

  return _createClass(PDFViewer);
}(_base_viewer.BaseViewer);

exports.PDFViewer = PDFViewer;

var PDFSinglePageViewer = /*#__PURE__*/function (_BaseViewer2) {
  _inherits(PDFSinglePageViewer, _BaseViewer2);

  var _super2 = _createSuper(PDFSinglePageViewer);

  function PDFSinglePageViewer() {
    _classCallCheck(this, PDFSinglePageViewer);

    return _super2.apply(this, arguments);
  }

  _createClass(PDFSinglePageViewer, [{
    key: "_resetView",
    value: function _resetView() {
      _get(_getPrototypeOf(PDFSinglePageViewer.prototype), "_resetView", this).call(this);

      this._scrollMode = _ui_utils.ScrollMode.PAGE;
      this._spreadMode = _ui_utils.SpreadMode.NONE;
    }
  }, {
    key: "scrollMode",
    set: function set(mode) {}
  }, {
    key: "_updateScrollMode",
    value: function _updateScrollMode() {}
  }, {
    key: "spreadMode",
    set: function set(mode) {}
  }, {
    key: "_updateSpreadMode",
    value: function _updateSpreadMode() {}
  }]);

  return PDFSinglePageViewer;
}(_base_viewer.BaseViewer);

exports.PDFSinglePageViewer = PDFSinglePageViewer;

/***/ }),
/* 12 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.PagesCountLimit = exports.PDFPageViewBuffer = exports.BaseViewer = void 0;

var _pdfjsLib = __w_pdfjs_require__(3);

var _ui_utils = __w_pdfjs_require__(7);

var _annotation_editor_layer_builder = __w_pdfjs_require__(2);

var _annotation_layer_builder = __w_pdfjs_require__(5);

var _app_options = __w_pdfjs_require__(13);

var _l10n_utils = __w_pdfjs_require__(4);

var _pdf_page_view = __w_pdfjs_require__(14);

var _pdf_rendering_queue = __w_pdfjs_require__(15);

var _pdf_link_service = __w_pdfjs_require__(6);

var _struct_tree_layer_builder = __w_pdfjs_require__(8);

var _text_highlighter = __w_pdfjs_require__(16);

var _text_layer_builder = __w_pdfjs_require__(9);

var _xfa_layer_builder = __w_pdfjs_require__(10);

var _Symbol$iterator;

var _compatibilityParams$;

function _regeneratorRuntime() { "use strict"; /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */ _regeneratorRuntime = function _regeneratorRuntime() { return exports; }; var exports = {}, Op = Object.prototype, hasOwn = Op.hasOwnProperty, $Symbol = "function" == typeof Symbol ? Symbol : {}, iteratorSymbol = $Symbol.iterator || "@@iterator", asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator", toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag"; function define(obj, key, value) { return Object.defineProperty(obj, key, { value: value, enumerable: !0, configurable: !0, writable: !0 }), obj[key]; } try { define({}, ""); } catch (err) { define = function define(obj, key, value) { return obj[key] = value; }; } function wrap(innerFn, outerFn, self, tryLocsList) { var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator, generator = Object.create(protoGenerator.prototype), context = new Context(tryLocsList || []); return generator._invoke = function (innerFn, self, context) { var state = "suspendedStart"; return function (method, arg) { if ("executing" === state) throw new Error("Generator is already running"); if ("completed" === state) { if ("throw" === method) throw arg; return doneResult(); } for (context.method = method, context.arg = arg;;) { var delegate = context.delegate; if (delegate) { var delegateResult = maybeInvokeDelegate(delegate, context); if (delegateResult) { if (delegateResult === ContinueSentinel) continue; return delegateResult; } } if ("next" === context.method) context.sent = context._sent = context.arg;else if ("throw" === context.method) { if ("suspendedStart" === state) throw state = "completed", context.arg; context.dispatchException(context.arg); } else "return" === context.method && context.abrupt("return", context.arg); state = "executing"; var record = tryCatch(innerFn, self, context); if ("normal" === record.type) { if (state = context.done ? "completed" : "suspendedYield", record.arg === ContinueSentinel) continue; return { value: record.arg, done: context.done }; } "throw" === record.type && (state = "completed", context.method = "throw", context.arg = record.arg); } }; }(innerFn, self, context), generator; } function tryCatch(fn, obj, arg) { try { return { type: "normal", arg: fn.call(obj, arg) }; } catch (err) { return { type: "throw", arg: err }; } } exports.wrap = wrap; var ContinueSentinel = {}; function Generator() {} function GeneratorFunction() {} function GeneratorFunctionPrototype() {} var IteratorPrototype = {}; define(IteratorPrototype, iteratorSymbol, function () { return this; }); var getProto = Object.getPrototypeOf, NativeIteratorPrototype = getProto && getProto(getProto(values([]))); NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol) && (IteratorPrototype = NativeIteratorPrototype); var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype); function defineIteratorMethods(prototype) { ["next", "throw", "return"].forEach(function (method) { define(prototype, method, function (arg) { return this._invoke(method, arg); }); }); } function AsyncIterator(generator, PromiseImpl) { function invoke(method, arg, resolve, reject) { var record = tryCatch(generator[method], generator, arg); if ("throw" !== record.type) { var result = record.arg, value = result.value; return value && "object" == _typeof(value) && hasOwn.call(value, "__await") ? PromiseImpl.resolve(value.__await).then(function (value) { invoke("next", value, resolve, reject); }, function (err) { invoke("throw", err, resolve, reject); }) : PromiseImpl.resolve(value).then(function (unwrapped) { result.value = unwrapped, resolve(result); }, function (error) { return invoke("throw", error, resolve, reject); }); } reject(record.arg); } var previousPromise; this._invoke = function (method, arg) { function callInvokeWithMethodAndArg() { return new PromiseImpl(function (resolve, reject) { invoke(method, arg, resolve, reject); }); } return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg(); }; } function maybeInvokeDelegate(delegate, context) { var method = delegate.iterator[context.method]; if (undefined === method) { if (context.delegate = null, "throw" === context.method) { if (delegate.iterator["return"] && (context.method = "return", context.arg = undefined, maybeInvokeDelegate(delegate, context), "throw" === context.method)) return ContinueSentinel; context.method = "throw", context.arg = new TypeError("The iterator does not provide a 'throw' method"); } return ContinueSentinel; } var record = tryCatch(method, delegate.iterator, context.arg); if ("throw" === record.type) return context.method = "throw", context.arg = record.arg, context.delegate = null, ContinueSentinel; var info = record.arg; return info ? info.done ? (context[delegate.resultName] = info.value, context.next = delegate.nextLoc, "return" !== context.method && (context.method = "next", context.arg = undefined), context.delegate = null, ContinueSentinel) : info : (context.method = "throw", context.arg = new TypeError("iterator result is not an object"), context.delegate = null, ContinueSentinel); } function pushTryEntry(locs) { var entry = { tryLoc: locs[0] }; 1 in locs && (entry.catchLoc = locs[1]), 2 in locs && (entry.finallyLoc = locs[2], entry.afterLoc = locs[3]), this.tryEntries.push(entry); } function resetTryEntry(entry) { var record = entry.completion || {}; record.type = "normal", delete record.arg, entry.completion = record; } function Context(tryLocsList) { this.tryEntries = [{ tryLoc: "root" }], tryLocsList.forEach(pushTryEntry, this), this.reset(!0); } function values(iterable) { if (iterable) { var iteratorMethod = iterable[iteratorSymbol]; if (iteratorMethod) return iteratorMethod.call(iterable); if ("function" == typeof iterable.next) return iterable; if (!isNaN(iterable.length)) { var i = -1, next = function next() { for (; ++i < iterable.length;) { if (hasOwn.call(iterable, i)) return next.value = iterable[i], next.done = !1, next; } return next.value = undefined, next.done = !0, next; }; return next.next = next; } } return { next: doneResult }; } function doneResult() { return { value: undefined, done: !0 }; } return GeneratorFunction.prototype = GeneratorFunctionPrototype, define(Gp, "constructor", GeneratorFunctionPrototype), define(GeneratorFunctionPrototype, "constructor", GeneratorFunction), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"), exports.isGeneratorFunction = function (genFun) { var ctor = "function" == typeof genFun && genFun.constructor; return !!ctor && (ctor === GeneratorFunction || "GeneratorFunction" === (ctor.displayName || ctor.name)); }, exports.mark = function (genFun) { return Object.setPrototypeOf ? Object.setPrototypeOf(genFun, GeneratorFunctionPrototype) : (genFun.__proto__ = GeneratorFunctionPrototype, define(genFun, toStringTagSymbol, "GeneratorFunction")), genFun.prototype = Object.create(Gp), genFun; }, exports.awrap = function (arg) { return { __await: arg }; }, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, asyncIteratorSymbol, function () { return this; }), exports.AsyncIterator = AsyncIterator, exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) { void 0 === PromiseImpl && (PromiseImpl = Promise); var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl); return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) { return result.done ? result.value : iter.next(); }); }, defineIteratorMethods(Gp), define(Gp, toStringTagSymbol, "Generator"), define(Gp, iteratorSymbol, function () { return this; }), define(Gp, "toString", function () { return "[object Generator]"; }), exports.keys = function (object) { var keys = []; for (var key in object) { keys.push(key); } return keys.reverse(), function next() { for (; keys.length;) { var key = keys.pop(); if (key in object) return next.value = key, next.done = !1, next; } return next.done = !0, next; }; }, exports.values = values, Context.prototype = { constructor: Context, reset: function reset(skipTempReset) { if (this.prev = 0, this.next = 0, this.sent = this._sent = undefined, this.done = !1, this.delegate = null, this.method = "next", this.arg = undefined, this.tryEntries.forEach(resetTryEntry), !skipTempReset) for (var name in this) { "t" === name.charAt(0) && hasOwn.call(this, name) && !isNaN(+name.slice(1)) && (this[name] = undefined); } }, stop: function stop() { this.done = !0; var rootRecord = this.tryEntries[0].completion; if ("throw" === rootRecord.type) throw rootRecord.arg; return this.rval; }, dispatchException: function dispatchException(exception) { if (this.done) throw exception; var context = this; function handle(loc, caught) { return record.type = "throw", record.arg = exception, context.next = loc, caught && (context.method = "next", context.arg = undefined), !!caught; } for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i], record = entry.completion; if ("root" === entry.tryLoc) return handle("end"); if (entry.tryLoc <= this.prev) { var hasCatch = hasOwn.call(entry, "catchLoc"), hasFinally = hasOwn.call(entry, "finallyLoc"); if (hasCatch && hasFinally) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } else if (hasCatch) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); } else { if (!hasFinally) throw new Error("try statement without catch or finally"); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } } } }, abrupt: function abrupt(type, arg) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) { var finallyEntry = entry; break; } } finallyEntry && ("break" === type || "continue" === type) && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc && (finallyEntry = null); var record = finallyEntry ? finallyEntry.completion : {}; return record.type = type, record.arg = arg, finallyEntry ? (this.method = "next", this.next = finallyEntry.finallyLoc, ContinueSentinel) : this.complete(record); }, complete: function complete(record, afterLoc) { if ("throw" === record.type) throw record.arg; return "break" === record.type || "continue" === record.type ? this.next = record.arg : "return" === record.type ? (this.rval = this.arg = record.arg, this.method = "return", this.next = "end") : "normal" === record.type && afterLoc && (this.next = afterLoc), ContinueSentinel; }, finish: function finish(finallyLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.finallyLoc === finallyLoc) return this.complete(entry.completion, entry.afterLoc), resetTryEntry(entry), ContinueSentinel; } }, "catch": function _catch(tryLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc === tryLoc) { var record = entry.completion; if ("throw" === record.type) { var thrown = record.arg; resetTryEntry(entry); } return thrown; } } throw new Error("illegal catch attempt"); }, delegateYield: function delegateYield(iterable, resultName, nextLoc) { return this.delegate = { iterator: values(iterable), resultName: resultName, nextLoc: nextLoc }, "next" === this.method && (this.arg = undefined), ContinueSentinel; } }, exports; }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _iterableToArrayLimit(arr, i) { var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]; if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e2) { throw _e2; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e3) { didErr = true; err = _e3; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

function _classPrivateMethodInitSpec(obj, privateSet) { _checkPrivateRedeclaration(obj, privateSet); privateSet.add(obj); }

function _classPrivateFieldInitSpec(obj, privateMap, value) { _checkPrivateRedeclaration(obj, privateMap); privateMap.set(obj, value); }

function _checkPrivateRedeclaration(obj, privateCollection) { if (privateCollection.has(obj)) { throw new TypeError("Cannot initialize the same private elements twice on an object"); } }

function _classPrivateMethodGet(receiver, privateSet, fn) { if (!privateSet.has(receiver)) { throw new TypeError("attempted to get private field on non-instance"); } return fn; }

function _classPrivateFieldGet(receiver, privateMap) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "get"); return _classApplyDescriptorGet(receiver, descriptor); }

function _classApplyDescriptorGet(receiver, descriptor) { if (descriptor.get) { return descriptor.get.call(receiver); } return descriptor.value; }

function _classPrivateFieldSet(receiver, privateMap, value) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "set"); _classApplyDescriptorSet(receiver, descriptor, value); return value; }

function _classExtractFieldDescriptor(receiver, privateMap, action) { if (!privateMap.has(receiver)) { throw new TypeError("attempted to " + action + " private field on non-instance"); } return privateMap.get(receiver); }

function _classApplyDescriptorSet(receiver, descriptor, value) { if (descriptor.set) { descriptor.set.call(receiver, value); } else { if (!descriptor.writable) { throw new TypeError("attempted to set read only private field"); } descriptor.value = value; } }

var DEFAULT_CACHE_SIZE = 10;
var ENABLE_PERMISSIONS_CLASS = "enablePermissions";
var PagesCountLimit = {
  FORCE_SCROLL_MODE_PAGE: 15000,
  FORCE_LAZY_PAGE_INIT: 7500,
  PAUSE_EAGER_PAGE_INIT: 250
};
exports.PagesCountLimit = PagesCountLimit;
var ANNOTATION_EDITOR_MODE = (_compatibilityParams$ = _app_options.compatibilityParams.annotationEditorMode) !== null && _compatibilityParams$ !== void 0 ? _compatibilityParams$ : _pdfjsLib.AnnotationEditorType.DISABLE;

function isValidAnnotationEditorMode(mode) {
  return Object.values(_pdfjsLib.AnnotationEditorType).includes(mode) && mode !== _pdfjsLib.AnnotationEditorType.DISABLE;
}

var _buf = /*#__PURE__*/new WeakMap();

var _size = /*#__PURE__*/new WeakMap();

var _destroyFirstView = /*#__PURE__*/new WeakSet();

_Symbol$iterator = Symbol.iterator;

var PDFPageViewBuffer = /*#__PURE__*/function () {
  function PDFPageViewBuffer(size) {
    _classCallCheck(this, PDFPageViewBuffer);

    _classPrivateMethodInitSpec(this, _destroyFirstView);

    _classPrivateFieldInitSpec(this, _buf, {
      writable: true,
      value: new Set()
    });

    _classPrivateFieldInitSpec(this, _size, {
      writable: true,
      value: 0
    });

    _classPrivateFieldSet(this, _size, size);
  }

  _createClass(PDFPageViewBuffer, [{
    key: "push",
    value: function push(view) {
      var buf = _classPrivateFieldGet(this, _buf);

      if (buf.has(view)) {
        buf["delete"](view);
      }

      buf.add(view);

      if (buf.size > _classPrivateFieldGet(this, _size)) {
        _classPrivateMethodGet(this, _destroyFirstView, _destroyFirstView2).call(this);
      }
    }
  }, {
    key: "resize",
    value: function resize(newSize) {
      var idsToKeep = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;

      _classPrivateFieldSet(this, _size, newSize);

      var buf = _classPrivateFieldGet(this, _buf);

      if (idsToKeep) {
        var ii = buf.size;
        var i = 1;

        var _iterator = _createForOfIteratorHelper(buf),
            _step;

        try {
          for (_iterator.s(); !(_step = _iterator.n()).done;) {
            var view = _step.value;

            if (idsToKeep.has(view.id)) {
              buf["delete"](view);
              buf.add(view);
            }

            if (++i > ii) {
              break;
            }
          }
        } catch (err) {
          _iterator.e(err);
        } finally {
          _iterator.f();
        }
      }

      while (buf.size > _classPrivateFieldGet(this, _size)) {
        _classPrivateMethodGet(this, _destroyFirstView, _destroyFirstView2).call(this);
      }
    }
  }, {
    key: "has",
    value: function has(view) {
      return _classPrivateFieldGet(this, _buf).has(view);
    }
  }, {
    key: _Symbol$iterator,
    value: function value() {
      return _classPrivateFieldGet(this, _buf).keys();
    }
  }]);

  return PDFPageViewBuffer;
}();

exports.PDFPageViewBuffer = PDFPageViewBuffer;

function _destroyFirstView2() {
  var firstView = _classPrivateFieldGet(this, _buf).keys().next().value;

  firstView === null || firstView === void 0 ? void 0 : firstView.destroy();

  _classPrivateFieldGet(this, _buf)["delete"](firstView);
}

var _buffer = /*#__PURE__*/new WeakMap();

var _annotationEditorMode = /*#__PURE__*/new WeakMap();

var _annotationEditorUIManager = /*#__PURE__*/new WeakMap();

var _annotationMode = /*#__PURE__*/new WeakMap();

var _enablePermissions = /*#__PURE__*/new WeakMap();

var _previousContainerHeight = /*#__PURE__*/new WeakMap();

var _scrollModePageState = /*#__PURE__*/new WeakMap();

var _onVisibilityChange = /*#__PURE__*/new WeakMap();

var _initializePermissions = /*#__PURE__*/new WeakSet();

var _onePageRenderedOrForceFetch = /*#__PURE__*/new WeakSet();

var _ensurePageViewVisible = /*#__PURE__*/new WeakSet();

var _scrollIntoView = /*#__PURE__*/new WeakSet();

var _isSameScale = /*#__PURE__*/new WeakSet();

var _resetCurrentPageView = /*#__PURE__*/new WeakSet();

var _ensurePdfPageLoaded = /*#__PURE__*/new WeakSet();

var _getScrollAhead = /*#__PURE__*/new WeakSet();

var _toggleLoadingIconSpinner = /*#__PURE__*/new WeakSet();

var BaseViewer = /*#__PURE__*/function () {
  function BaseViewer(options) {
    var _this$container, _this$viewer, _options$textLayerMod, _options$annotationMo, _options$annotationEd;

    _classCallCheck(this, BaseViewer);

    _classPrivateMethodInitSpec(this, _toggleLoadingIconSpinner);

    _classPrivateMethodInitSpec(this, _getScrollAhead);

    _classPrivateMethodInitSpec(this, _ensurePdfPageLoaded);

    _classPrivateMethodInitSpec(this, _resetCurrentPageView);

    _classPrivateMethodInitSpec(this, _isSameScale);

    _classPrivateMethodInitSpec(this, _scrollIntoView);

    _classPrivateMethodInitSpec(this, _ensurePageViewVisible);

    _classPrivateMethodInitSpec(this, _onePageRenderedOrForceFetch);

    _classPrivateMethodInitSpec(this, _initializePermissions);

    _classPrivateFieldInitSpec(this, _buffer, {
      writable: true,
      value: null
    });

    _classPrivateFieldInitSpec(this, _annotationEditorMode, {
      writable: true,
      value: _pdfjsLib.AnnotationEditorType.DISABLE
    });

    _classPrivateFieldInitSpec(this, _annotationEditorUIManager, {
      writable: true,
      value: null
    });

    _classPrivateFieldInitSpec(this, _annotationMode, {
      writable: true,
      value: _pdfjsLib.AnnotationMode.ENABLE_FORMS
    });

    _classPrivateFieldInitSpec(this, _enablePermissions, {
      writable: true,
      value: false
    });

    _classPrivateFieldInitSpec(this, _previousContainerHeight, {
      writable: true,
      value: 0
    });

    _classPrivateFieldInitSpec(this, _scrollModePageState, {
      writable: true,
      value: null
    });

    _classPrivateFieldInitSpec(this, _onVisibilityChange, {
      writable: true,
      value: null
    });

    if (this.constructor === BaseViewer) {
      throw new Error("Cannot initialize BaseViewer.");
    }

    var viewerVersion = '2.15.349';

    if (_pdfjsLib.version !== viewerVersion) {
      throw new Error("The API version \"".concat(_pdfjsLib.version, "\" does not match the Viewer version \"").concat(viewerVersion, "\"."));
    }

    this.container = options.container;
    this.viewer = options.viewer || options.container.firstElementChild;

    if (!(((_this$container = this.container) === null || _this$container === void 0 ? void 0 : _this$container.tagName.toUpperCase()) === "DIV" && ((_this$viewer = this.viewer) === null || _this$viewer === void 0 ? void 0 : _this$viewer.tagName.toUpperCase()) === "DIV")) {
      throw new Error("Invalid `container` and/or `viewer` option.");
    }

    if (this.container.offsetParent && getComputedStyle(this.container).position !== "absolute") {
      throw new Error("The `container` must be absolutely positioned.");
    }

    this.eventBus = options.eventBus;
    this.linkService = options.linkService || new _pdf_link_service.SimpleLinkService();
    this.downloadManager = options.downloadManager || null;
    this.findController = options.findController || null;
    this._scriptingManager = options.scriptingManager || null;
    this.removePageBorders = options.removePageBorders || false;
    this.textLayerMode = (_options$textLayerMod = options.textLayerMode) !== null && _options$textLayerMod !== void 0 ? _options$textLayerMod : _ui_utils.TextLayerMode.ENABLE;

    _classPrivateFieldSet(this, _annotationMode, (_options$annotationMo = options.annotationMode) !== null && _options$annotationMo !== void 0 ? _options$annotationMo : _pdfjsLib.AnnotationMode.ENABLE_FORMS);

    _classPrivateFieldSet(this, _annotationEditorMode, (_options$annotationEd = options.annotationEditorMode) !== null && _options$annotationEd !== void 0 ? _options$annotationEd : ANNOTATION_EDITOR_MODE);

    this.imageResourcesPath = options.imageResourcesPath || "";
    this.enablePrintAutoRotate = options.enablePrintAutoRotate || false;
    this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
    this.useOnlyCssZoom = options.useOnlyCssZoom || false;
    this.maxCanvasPixels = options.maxCanvasPixels;
    this.l10n = options.l10n || _l10n_utils.NullL10n;

    _classPrivateFieldSet(this, _enablePermissions, options.enablePermissions || false);

    this.pageColors = options.pageColors || null;

    if (this.pageColors && !(CSS.supports("color", this.pageColors.background) && CSS.supports("color", this.pageColors.foreground))) {
      if (this.pageColors.background || this.pageColors.foreground) {
        console.warn("BaseViewer: Ignoring `pageColors`-option, since the browser doesn't support the values used.");
      }

      this.pageColors = null;
    }

    this.defaultRenderingQueue = !options.renderingQueue;

    if (this.defaultRenderingQueue) {
      this.renderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
      this.renderingQueue.setViewer(this);
    } else {
      this.renderingQueue = options.renderingQueue;
    }

    this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdate.bind(this));
    this.presentationModeState = _ui_utils.PresentationModeState.UNKNOWN;
    this._onBeforeDraw = this._onAfterDraw = null;

    this._resetView();

    if (this.removePageBorders) {
      this.viewer.classList.add("removePageBorders");
    }

    this.updateContainerHeightCss();
  }

  _createClass(BaseViewer, [{
    key: "pagesCount",
    get: function get() {
      return this._pages.length;
    }
  }, {
    key: "getPageView",
    value: function getPageView(index) {
      return this._pages[index];
    }
  }, {
    key: "pageViewsReady",
    get: function get() {
      if (!this._pagesCapability.settled) {
        return false;
      }

      return this._pages.every(function (pageView) {
        return pageView === null || pageView === void 0 ? void 0 : pageView.pdfPage;
      });
    }
  }, {
    key: "renderForms",
    get: function get() {
      return _classPrivateFieldGet(this, _annotationMode) === _pdfjsLib.AnnotationMode.ENABLE_FORMS;
    }
  }, {
    key: "enableScripting",
    get: function get() {
      return !!this._scriptingManager;
    }
  }, {
    key: "currentPageNumber",
    get: function get() {
      return this._currentPageNumber;
    },
    set: function set(val) {
      if (!Number.isInteger(val)) {
        throw new Error("Invalid page number.");
      }

      if (!this.pdfDocument) {
        return;
      }

      if (!this._setCurrentPageNumber(val, true)) {
        console.error("currentPageNumber: \"".concat(val, "\" is not a valid page."));
      }
    }
  }, {
    key: "_setCurrentPageNumber",
    value: function _setCurrentPageNumber(val) {
      var _this$_pageLabels, _this$_pageLabels2;

      var resetCurrentPageView = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

      if (this._currentPageNumber === val) {
        if (resetCurrentPageView) {
          _classPrivateMethodGet(this, _resetCurrentPageView, _resetCurrentPageView2).call(this);
        }

        return true;
      }

      if (!(0 < val && val <= this.pagesCount)) {
        return false;
      }

      var previous = this._currentPageNumber;
      this._currentPageNumber = val;
      this.eventBus.dispatch("pagechanging", {
        source: this,
        pageNumber: val,
        pageLabel: (_this$_pageLabels = (_this$_pageLabels2 = this._pageLabels) === null || _this$_pageLabels2 === void 0 ? void 0 : _this$_pageLabels2[val - 1]) !== null && _this$_pageLabels !== void 0 ? _this$_pageLabels : null,
        previous: previous
      });

      if (resetCurrentPageView) {
        _classPrivateMethodGet(this, _resetCurrentPageView, _resetCurrentPageView2).call(this);
      }

      return true;
    }
  }, {
    key: "currentPageLabel",
    get: function get() {
      var _this$_pageLabels3, _this$_pageLabels4;

      return (_this$_pageLabels3 = (_this$_pageLabels4 = this._pageLabels) === null || _this$_pageLabels4 === void 0 ? void 0 : _this$_pageLabels4[this._currentPageNumber - 1]) !== null && _this$_pageLabels3 !== void 0 ? _this$_pageLabels3 : null;
    },
    set: function set(val) {
      if (!this.pdfDocument) {
        return;
      }

      var page = val | 0;

      if (this._pageLabels) {
        var i = this._pageLabels.indexOf(val);

        if (i >= 0) {
          page = i + 1;
        }
      }

      if (!this._setCurrentPageNumber(page, true)) {
        console.error("currentPageLabel: \"".concat(val, "\" is not a valid page."));
      }
    }
  }, {
    key: "currentScale",
    get: function get() {
      return this._currentScale !== _ui_utils.UNKNOWN_SCALE ? this._currentScale : _ui_utils.DEFAULT_SCALE;
    },
    set: function set(val) {
      if (isNaN(val)) {
        throw new Error("Invalid numeric scale.");
      }

      if (!this.pdfDocument) {
        return;
      }

      this._setScale(val, false);
    }
  }, {
    key: "currentScaleValue",
    get: function get() {
      return this._currentScaleValue;
    },
    set: function set(val) {
      if (!this.pdfDocument) {
        return;
      }

      this._setScale(val, false);
    }
  }, {
    key: "pagesRotation",
    get: function get() {
      return this._pagesRotation;
    },
    set: function set(rotation) {
      if (!(0, _ui_utils.isValidRotation)(rotation)) {
        throw new Error("Invalid pages rotation angle.");
      }

      if (!this.pdfDocument) {
        return;
      }

      rotation %= 360;

      if (rotation < 0) {
        rotation += 360;
      }

      if (this._pagesRotation === rotation) {
        return;
      }

      this._pagesRotation = rotation;
      var pageNumber = this._currentPageNumber;
      var updateArgs = {
        rotation: rotation
      };

      var _iterator2 = _createForOfIteratorHelper(this._pages),
          _step2;

      try {
        for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
          var pageView = _step2.value;
          pageView.update(updateArgs);
        }
      } catch (err) {
        _iterator2.e(err);
      } finally {
        _iterator2.f();
      }

      if (this._currentScaleValue) {
        this._setScale(this._currentScaleValue, true);
      }

      this.eventBus.dispatch("rotationchanging", {
        source: this,
        pagesRotation: rotation,
        pageNumber: pageNumber
      });

      if (this.defaultRenderingQueue) {
        this.update();
      }
    }
  }, {
    key: "firstPagePromise",
    get: function get() {
      return this.pdfDocument ? this._firstPageCapability.promise : null;
    }
  }, {
    key: "onePageRendered",
    get: function get() {
      return this.pdfDocument ? this._onePageRenderedCapability.promise : null;
    }
  }, {
    key: "pagesPromise",
    get: function get() {
      return this.pdfDocument ? this._pagesCapability.promise : null;
    }
  }, {
    key: "setDocument",
    value: function setDocument(pdfDocument) {
      var _this = this;

      if (this.pdfDocument) {
        this.eventBus.dispatch("pagesdestroy", {
          source: this
        });

        this._cancelRendering();

        this._resetView();

        if (this.findController) {
          this.findController.setDocument(null);
        }

        if (this._scriptingManager) {
          this._scriptingManager.setDocument(null);
        }

        if (_classPrivateFieldGet(this, _annotationEditorUIManager)) {
          _classPrivateFieldGet(this, _annotationEditorUIManager).destroy();

          _classPrivateFieldSet(this, _annotationEditorUIManager, null);
        }
      }

      this.pdfDocument = pdfDocument;

      if (!pdfDocument) {
        return;
      }

      var isPureXfa = pdfDocument.isPureXfa;
      var pagesCount = pdfDocument.numPages;
      var firstPagePromise = pdfDocument.getPage(1);
      var optionalContentConfigPromise = pdfDocument.getOptionalContentConfig();
      var permissionsPromise = _classPrivateFieldGet(this, _enablePermissions) ? pdfDocument.getPermissions() : Promise.resolve();

      if (pagesCount > PagesCountLimit.FORCE_SCROLL_MODE_PAGE) {
        console.warn("Forcing PAGE-scrolling for performance reasons, given the length of the document.");
        var mode = this._scrollMode = _ui_utils.ScrollMode.PAGE;
        this.eventBus.dispatch("scrollmodechanged", {
          source: this,
          mode: mode
        });
      }

      this._pagesCapability.promise.then(function () {
        _this.eventBus.dispatch("pagesloaded", {
          source: _this,
          pagesCount: pagesCount
        });
      }, function () {});

      this._onBeforeDraw = function (evt) {
        var pageView = _this._pages[evt.pageNumber - 1];

        if (!pageView) {
          return;
        }

        _classPrivateFieldGet(_this, _buffer).push(pageView);
      };

      this.eventBus._on("pagerender", this._onBeforeDraw);

      this._onAfterDraw = function (evt) {
        if (evt.cssTransform || _this._onePageRenderedCapability.settled) {
          return;
        }

        _this._onePageRenderedCapability.resolve({
          timestamp: evt.timestamp
        });

        _this.eventBus._off("pagerendered", _this._onAfterDraw);

        _this._onAfterDraw = null;

        if (_classPrivateFieldGet(_this, _onVisibilityChange)) {
          document.removeEventListener("visibilitychange", _classPrivateFieldGet(_this, _onVisibilityChange));

          _classPrivateFieldSet(_this, _onVisibilityChange, null);
        }
      };

      this.eventBus._on("pagerendered", this._onAfterDraw);

      Promise.all([firstPagePromise, permissionsPromise]).then(function (_ref) {
        var _ref2 = _slicedToArray(_ref, 2),
            firstPdfPage = _ref2[0],
            permissions = _ref2[1];

        if (pdfDocument !== _this.pdfDocument) {
          return;
        }

        _this._firstPageCapability.resolve(firstPdfPage);

        _this._optionalContentConfigPromise = optionalContentConfigPromise;

        var _classPrivateMethodGe = _classPrivateMethodGet(_this, _initializePermissions, _initializePermissions2).call(_this, permissions),
            annotationEditorMode = _classPrivateMethodGe.annotationEditorMode,
            annotationMode = _classPrivateMethodGe.annotationMode,
            textLayerMode = _classPrivateMethodGe.textLayerMode;

        if (annotationEditorMode !== _pdfjsLib.AnnotationEditorType.DISABLE) {
          var _mode = annotationEditorMode;

          if (isPureXfa) {
            console.warn("Warning: XFA-editing is not implemented.");
          } else if (isValidAnnotationEditorMode(_mode)) {
            _this.eventBus.dispatch("annotationeditormodechanged", {
              source: _this,
              mode: _mode
            });

            _classPrivateFieldSet(_this, _annotationEditorUIManager, new _pdfjsLib.AnnotationEditorUIManager(_this.container, _this.eventBus));

            if (_mode !== _pdfjsLib.AnnotationEditorType.NONE) {
              _classPrivateFieldGet(_this, _annotationEditorUIManager).updateMode(_mode);
            }
          } else {
            console.error("Invalid AnnotationEditor mode: ".concat(_mode));
          }
        }

        var viewerElement = _this._scrollMode === _ui_utils.ScrollMode.PAGE ? null : _this.viewer;
        var scale = _this.currentScale;
        var viewport = firstPdfPage.getViewport({
          scale: scale * _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS
        });
        var textLayerFactory = textLayerMode !== _ui_utils.TextLayerMode.DISABLE && !isPureXfa ? _this : null;
        var annotationLayerFactory = annotationMode !== _pdfjsLib.AnnotationMode.DISABLE ? _this : null;
        var xfaLayerFactory = isPureXfa ? _this : null;
        var annotationEditorLayerFactory = _classPrivateFieldGet(_this, _annotationEditorUIManager) ? _this : null;

        for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
          var pageView = new _pdf_page_view.PDFPageView({
            container: viewerElement,
            eventBus: _this.eventBus,
            id: pageNum,
            scale: scale,
            defaultViewport: viewport.clone(),
            optionalContentConfigPromise: optionalContentConfigPromise,
            renderingQueue: _this.renderingQueue,
            textLayerFactory: textLayerFactory,
            textLayerMode: textLayerMode,
            annotationLayerFactory: annotationLayerFactory,
            annotationMode: annotationMode,
            xfaLayerFactory: xfaLayerFactory,
            annotationEditorLayerFactory: annotationEditorLayerFactory,
            textHighlighterFactory: _this,
            structTreeLayerFactory: _this,
            imageResourcesPath: _this.imageResourcesPath,
            renderer: _this.renderer,
            useOnlyCssZoom: _this.useOnlyCssZoom,
            maxCanvasPixels: _this.maxCanvasPixels,
            pageColors: _this.pageColors,
            l10n: _this.l10n
          });

          _this._pages.push(pageView);
        }

        var firstPageView = _this._pages[0];

        if (firstPageView) {
          firstPageView.setPdfPage(firstPdfPage);

          _this.linkService.cachePageRef(1, firstPdfPage.ref);
        }

        if (_this._scrollMode === _ui_utils.ScrollMode.PAGE) {
          _classPrivateMethodGet(_this, _ensurePageViewVisible, _ensurePageViewVisible2).call(_this);
        } else if (_this._spreadMode !== _ui_utils.SpreadMode.NONE) {
          _this._updateSpreadMode();
        }

        _classPrivateMethodGet(_this, _onePageRenderedOrForceFetch, _onePageRenderedOrForceFetch2).call(_this).then( /*#__PURE__*/_asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee() {
          var getPagesLeft, _loop, _pageNum;

          return _regeneratorRuntime().wrap(function _callee$(_context2) {
            while (1) {
              switch (_context2.prev = _context2.next) {
                case 0:
                  if (_this.findController) {
                    _this.findController.setDocument(pdfDocument);
                  }

                  if (_this._scriptingManager) {
                    _this._scriptingManager.setDocument(pdfDocument);
                  }

                  if (!(pdfDocument.loadingParams.disableAutoFetch || pagesCount > PagesCountLimit.FORCE_LAZY_PAGE_INIT)) {
                    _context2.next = 5;
                    break;
                  }

                  _this._pagesCapability.resolve();

                  return _context2.abrupt("return");

                case 5:
                  getPagesLeft = pagesCount - 1;

                  if (!(getPagesLeft <= 0)) {
                    _context2.next = 9;
                    break;
                  }

                  _this._pagesCapability.resolve();

                  return _context2.abrupt("return");

                case 9:
                  _loop = /*#__PURE__*/_regeneratorRuntime().mark(function _loop(_pageNum) {
                    var promise;
                    return _regeneratorRuntime().wrap(function _loop$(_context) {
                      while (1) {
                        switch (_context.prev = _context.next) {
                          case 0:
                            promise = pdfDocument.getPage(_pageNum).then(function (pdfPage) {
                              var pageView = _this._pages[_pageNum - 1];

                              if (!pageView.pdfPage) {
                                pageView.setPdfPage(pdfPage);
                              }

                              _this.linkService.cachePageRef(_pageNum, pdfPage.ref);

                              if (--getPagesLeft === 0) {
                                _this._pagesCapability.resolve();
                              }
                            }, function (reason) {
                              console.error("Unable to get page ".concat(_pageNum, " to initialize viewer"), reason);

                              if (--getPagesLeft === 0) {
                                _this._pagesCapability.resolve();
                              }
                            });

                            if (!(_pageNum % PagesCountLimit.PAUSE_EAGER_PAGE_INIT === 0)) {
                              _context.next = 4;
                              break;
                            }

                            _context.next = 4;
                            return promise;

                          case 4:
                          case "end":
                            return _context.stop();
                        }
                      }
                    }, _loop);
                  });
                  _pageNum = 2;

                case 11:
                  if (!(_pageNum <= pagesCount)) {
                    _context2.next = 16;
                    break;
                  }

                  return _context2.delegateYield(_loop(_pageNum), "t0", 13);

                case 13:
                  ++_pageNum;
                  _context2.next = 11;
                  break;

                case 16:
                case "end":
                  return _context2.stop();
              }
            }
          }, _callee);
        })));

        _this.eventBus.dispatch("pagesinit", {
          source: _this
        });

        pdfDocument.getMetadata().then(function (_ref4) {
          var info = _ref4.info;

          if (pdfDocument !== _this.pdfDocument) {
            return;
          }

          if (info.Language) {
            _this.viewer.lang = info.Language;
          }
        });

        if (_this.defaultRenderingQueue) {
          _this.update();
        }
      })["catch"](function (reason) {
        console.error("Unable to initialize viewer", reason);

        _this._pagesCapability.reject(reason);
      });
    }
  }, {
    key: "setPageLabels",
    value: function setPageLabels(labels) {
      if (!this.pdfDocument) {
        return;
      }

      if (!labels) {
        this._pageLabels = null;
      } else if (!(Array.isArray(labels) && this.pdfDocument.numPages === labels.length)) {
        this._pageLabels = null;
        console.error("setPageLabels: Invalid page labels.");
      } else {
        this._pageLabels = labels;
      }

      for (var i = 0, ii = this._pages.length; i < ii; i++) {
        var _this$_pageLabels$i, _this$_pageLabels5;

        this._pages[i].setPageLabel((_this$_pageLabels$i = (_this$_pageLabels5 = this._pageLabels) === null || _this$_pageLabels5 === void 0 ? void 0 : _this$_pageLabels5[i]) !== null && _this$_pageLabels$i !== void 0 ? _this$_pageLabels$i : null);
      }
    }
  }, {
    key: "_resetView",
    value: function _resetView() {
      this._pages = [];
      this._currentPageNumber = 1;
      this._currentScale = _ui_utils.UNKNOWN_SCALE;
      this._currentScaleValue = null;
      this._pageLabels = null;

      _classPrivateFieldSet(this, _buffer, new PDFPageViewBuffer(DEFAULT_CACHE_SIZE));

      this._location = null;
      this._pagesRotation = 0;
      this._optionalContentConfigPromise = null;
      this._firstPageCapability = (0, _pdfjsLib.createPromiseCapability)();
      this._onePageRenderedCapability = (0, _pdfjsLib.createPromiseCapability)();
      this._pagesCapability = (0, _pdfjsLib.createPromiseCapability)();
      this._scrollMode = _ui_utils.ScrollMode.VERTICAL;
      this._previousScrollMode = _ui_utils.ScrollMode.UNKNOWN;
      this._spreadMode = _ui_utils.SpreadMode.NONE;

      _classPrivateFieldSet(this, _scrollModePageState, {
        previousPageNumber: 1,
        scrollDown: true,
        pages: []
      });

      if (this._onBeforeDraw) {
        this.eventBus._off("pagerender", this._onBeforeDraw);

        this._onBeforeDraw = null;
      }

      if (this._onAfterDraw) {
        this.eventBus._off("pagerendered", this._onAfterDraw);

        this._onAfterDraw = null;
      }

      if (_classPrivateFieldGet(this, _onVisibilityChange)) {
        document.removeEventListener("visibilitychange", _classPrivateFieldGet(this, _onVisibilityChange));

        _classPrivateFieldSet(this, _onVisibilityChange, null);
      }

      this.viewer.textContent = "";

      this._updateScrollMode();

      this.viewer.removeAttribute("lang");
      this.viewer.classList.remove(ENABLE_PERMISSIONS_CLASS);
    }
  }, {
    key: "_scrollUpdate",
    value: function _scrollUpdate() {
      if (this.pagesCount === 0) {
        return;
      }

      this.update();
    }
  }, {
    key: "_setScaleUpdatePages",
    value: function _setScaleUpdatePages(newScale, newValue) {
      var noScroll = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
      var preset = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
      this._currentScaleValue = newValue.toString();

      if (_classPrivateMethodGet(this, _isSameScale, _isSameScale2).call(this, newScale)) {
        if (preset) {
          this.eventBus.dispatch("scalechanging", {
            source: this,
            scale: newScale,
            presetValue: newValue
          });
        }

        return;
      }

      _ui_utils.docStyle.setProperty("--scale-factor", newScale * _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS);

      var updateArgs = {
        scale: newScale
      };

      var _iterator3 = _createForOfIteratorHelper(this._pages),
          _step3;

      try {
        for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
          var pageView = _step3.value;
          pageView.update(updateArgs);
        }
      } catch (err) {
        _iterator3.e(err);
      } finally {
        _iterator3.f();
      }

      this._currentScale = newScale;

      if (!noScroll) {
        var page = this._currentPageNumber,
            dest;

        if (this._location && !(this.isInPresentationMode || this.isChangingPresentationMode)) {
          page = this._location.pageNumber;
          dest = [null, {
            name: "XYZ"
          }, this._location.left, this._location.top, null];
        }

        this.scrollPageIntoView({
          pageNumber: page,
          destArray: dest,
          allowNegativeOffset: true
        });
      }

      this.eventBus.dispatch("scalechanging", {
        source: this,
        scale: newScale,
        presetValue: preset ? newValue : undefined
      });

      if (this.defaultRenderingQueue) {
        this.update();
      }

      this.updateContainerHeightCss();
    }
  }, {
    key: "_pageWidthScaleFactor",
    get: function get() {
      if (this._spreadMode !== _ui_utils.SpreadMode.NONE && this._scrollMode !== _ui_utils.ScrollMode.HORIZONTAL) {
        return 2;
      }

      return 1;
    }
  }, {
    key: "_setScale",
    value: function _setScale(value) {
      var noScroll = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
      var scale = parseFloat(value);

      if (scale > 0) {
        this._setScaleUpdatePages(scale, value, noScroll, false);
      } else {
        var currentPage = this._pages[this._currentPageNumber - 1];

        if (!currentPage) {
          return;
        }

        var hPadding = _ui_utils.SCROLLBAR_PADDING,
            vPadding = _ui_utils.VERTICAL_PADDING;

        if (this.isInPresentationMode) {
          hPadding = vPadding = 4;
        } else if (this.removePageBorders) {
          hPadding = vPadding = 0;
        } else if (this._scrollMode === _ui_utils.ScrollMode.HORIZONTAL) {
          var _ref5 = [vPadding, hPadding];
          hPadding = _ref5[0];
          vPadding = _ref5[1];
        }

        var pageWidthScale = (this.container.clientWidth - hPadding) / currentPage.width * currentPage.scale / this._pageWidthScaleFactor;
        var pageHeightScale = (this.container.clientHeight - vPadding) / currentPage.height * currentPage.scale;

        switch (value) {
          case "page-actual":
            scale = 1;
            break;

          case "page-width":
            scale = pageWidthScale;
            break;

          case "page-height":
            scale = pageHeightScale;
            break;

          case "page-fit":
            scale = Math.min(pageWidthScale, pageHeightScale);
            break;

          case "auto":
            var horizontalScale = (0, _ui_utils.isPortraitOrientation)(currentPage) ? pageWidthScale : Math.min(pageHeightScale, pageWidthScale);
            scale = Math.min(_ui_utils.MAX_AUTO_SCALE, horizontalScale);
            break;

          default:
            console.error("_setScale: \"".concat(value, "\" is an unknown zoom value."));
            return;
        }

        this._setScaleUpdatePages(scale, value, noScroll, true);
      }
    }
  }, {
    key: "pageLabelToPageNumber",
    value: function pageLabelToPageNumber(label) {
      if (!this._pageLabels) {
        return null;
      }

      var i = this._pageLabels.indexOf(label);

      if (i < 0) {
        return null;
      }

      return i + 1;
    }
  }, {
    key: "scrollPageIntoView",
    value: function scrollPageIntoView(_ref6) {
      var pageNumber = _ref6.pageNumber,
          _ref6$destArray = _ref6.destArray,
          destArray = _ref6$destArray === void 0 ? null : _ref6$destArray,
          _ref6$allowNegativeOf = _ref6.allowNegativeOffset,
          allowNegativeOffset = _ref6$allowNegativeOf === void 0 ? false : _ref6$allowNegativeOf,
          _ref6$ignoreDestinati = _ref6.ignoreDestinationZoom,
          ignoreDestinationZoom = _ref6$ignoreDestinati === void 0 ? false : _ref6$ignoreDestinati;

      if (!this.pdfDocument) {
        return;
      }

      var pageView = Number.isInteger(pageNumber) && this._pages[pageNumber - 1];

      if (!pageView) {
        console.error("scrollPageIntoView: \"".concat(pageNumber, "\" is not a valid pageNumber parameter."));
        return;
      }

      if (this.isInPresentationMode || !destArray) {
        this._setCurrentPageNumber(pageNumber, true);

        return;
      }

      var x = 0,
          y = 0;
      var width = 0,
          height = 0,
          widthScale,
          heightScale;
      var changeOrientation = pageView.rotation % 180 !== 0;
      var pageWidth = (changeOrientation ? pageView.height : pageView.width) / pageView.scale / _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS;
      var pageHeight = (changeOrientation ? pageView.width : pageView.height) / pageView.scale / _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS;
      var scale = 0;

      switch (destArray[1].name) {
        case "XYZ":
          x = destArray[2];
          y = destArray[3];
          scale = destArray[4];
          x = x !== null ? x : 0;
          y = y !== null ? y : pageHeight;
          break;

        case "Fit":
        case "FitB":
          scale = "page-fit";
          break;

        case "FitH":
        case "FitBH":
          y = destArray[2];
          scale = "page-width";

          if (y === null && this._location) {
            x = this._location.left;
            y = this._location.top;
          } else if (typeof y !== "number" || y < 0) {
            y = pageHeight;
          }

          break;

        case "FitV":
        case "FitBV":
          x = destArray[2];
          width = pageWidth;
          height = pageHeight;
          scale = "page-height";
          break;

        case "FitR":
          x = destArray[2];
          y = destArray[3];
          width = destArray[4] - x;
          height = destArray[5] - y;
          var hPadding = this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING;
          var vPadding = this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING;
          widthScale = (this.container.clientWidth - hPadding) / width / _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS;
          heightScale = (this.container.clientHeight - vPadding) / height / _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS;
          scale = Math.min(Math.abs(widthScale), Math.abs(heightScale));
          break;

        default:
          console.error("scrollPageIntoView: \"".concat(destArray[1].name, "\" is not a valid destination type."));
          return;
      }

      if (!ignoreDestinationZoom) {
        if (scale && scale !== this._currentScale) {
          this.currentScaleValue = scale;
        } else if (this._currentScale === _ui_utils.UNKNOWN_SCALE) {
          this.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
        }
      }

      if (scale === "page-fit" && !destArray[4]) {
        _classPrivateMethodGet(this, _scrollIntoView, _scrollIntoView2).call(this, pageView);

        return;
      }

      var boundingRect = [pageView.viewport.convertToViewportPoint(x, y), pageView.viewport.convertToViewportPoint(x + width, y + height)];
      var left = Math.min(boundingRect[0][0], boundingRect[1][0]);
      var top = Math.min(boundingRect[0][1], boundingRect[1][1]);

      if (!allowNegativeOffset) {
        left = Math.max(left, 0);
        top = Math.max(top, 0);
      }

      _classPrivateMethodGet(this, _scrollIntoView, _scrollIntoView2).call(this, pageView, {
        left: left,
        top: top
      });
    }
  }, {
    key: "_updateLocation",
    value: function _updateLocation(firstPage) {
      var currentScale = this._currentScale;
      var currentScaleValue = this._currentScaleValue;
      var normalizedScaleValue = parseFloat(currentScaleValue) === currentScale ? Math.round(currentScale * 10000) / 100 : currentScaleValue;
      var pageNumber = firstPage.id;
      var currentPageView = this._pages[pageNumber - 1];
      var container = this.container;
      var topLeft = currentPageView.getPagePoint(container.scrollLeft - firstPage.x, container.scrollTop - firstPage.y);
      var intLeft = Math.round(topLeft[0]);
      var intTop = Math.round(topLeft[1]);
      var pdfOpenParams = "#page=".concat(pageNumber);

      if (!this.isInPresentationMode) {
        pdfOpenParams += "&zoom=".concat(normalizedScaleValue, ",").concat(intLeft, ",").concat(intTop);
      }

      this._location = {
        pageNumber: pageNumber,
        scale: normalizedScaleValue,
        top: intTop,
        left: intLeft,
        rotation: this._pagesRotation,
        pdfOpenParams: pdfOpenParams
      };
    }
  }, {
    key: "update",
    value: function update() {
      var visible = this._getVisiblePages();

      var visiblePages = visible.views,
          numVisiblePages = visiblePages.length;

      if (numVisiblePages === 0) {
        return;
      }

      var newCacheSize = Math.max(DEFAULT_CACHE_SIZE, 2 * numVisiblePages + 1);

      _classPrivateFieldGet(this, _buffer).resize(newCacheSize, visible.ids);

      this.renderingQueue.renderHighestPriority(visible);
      var isSimpleLayout = this._spreadMode === _ui_utils.SpreadMode.NONE && (this._scrollMode === _ui_utils.ScrollMode.PAGE || this._scrollMode === _ui_utils.ScrollMode.VERTICAL);
      var currentId = this._currentPageNumber;
      var stillFullyVisible = false;

      var _iterator4 = _createForOfIteratorHelper(visiblePages),
          _step4;

      try {
        for (_iterator4.s(); !(_step4 = _iterator4.n()).done;) {
          var page = _step4.value;

          if (page.percent < 100) {
            break;
          }

          if (page.id === currentId && isSimpleLayout) {
            stillFullyVisible = true;
            break;
          }
        }
      } catch (err) {
        _iterator4.e(err);
      } finally {
        _iterator4.f();
      }

      this._setCurrentPageNumber(stillFullyVisible ? currentId : visiblePages[0].id);

      this._updateLocation(visible.first);

      this.eventBus.dispatch("updateviewarea", {
        source: this,
        location: this._location
      });
    }
  }, {
    key: "containsElement",
    value: function containsElement(element) {
      return this.container.contains(element);
    }
  }, {
    key: "focus",
    value: function focus() {
      this.container.focus();
    }
  }, {
    key: "_isContainerRtl",
    get: function get() {
      return getComputedStyle(this.container).direction === "rtl";
    }
  }, {
    key: "isInPresentationMode",
    get: function get() {
      return this.presentationModeState === _ui_utils.PresentationModeState.FULLSCREEN;
    }
  }, {
    key: "isChangingPresentationMode",
    get: function get() {
      return this.presentationModeState === _ui_utils.PresentationModeState.CHANGING;
    }
  }, {
    key: "isHorizontalScrollbarEnabled",
    get: function get() {
      return this.isInPresentationMode ? false : this.container.scrollWidth > this.container.clientWidth;
    }
  }, {
    key: "isVerticalScrollbarEnabled",
    get: function get() {
      return this.isInPresentationMode ? false : this.container.scrollHeight > this.container.clientHeight;
    }
  }, {
    key: "_getVisiblePages",
    value: function _getVisiblePages() {
      var views = this._scrollMode === _ui_utils.ScrollMode.PAGE ? _classPrivateFieldGet(this, _scrollModePageState).pages : this._pages,
          horizontal = this._scrollMode === _ui_utils.ScrollMode.HORIZONTAL,
          rtl = horizontal && this._isContainerRtl;
      return (0, _ui_utils.getVisibleElements)({
        scrollEl: this.container,
        views: views,
        sortByVisibility: true,
        horizontal: horizontal,
        rtl: rtl
      });
    }
  }, {
    key: "isPageVisible",
    value: function isPageVisible(pageNumber) {
      if (!this.pdfDocument) {
        return false;
      }

      if (!(Number.isInteger(pageNumber) && pageNumber > 0 && pageNumber <= this.pagesCount)) {
        console.error("isPageVisible: \"".concat(pageNumber, "\" is not a valid page."));
        return false;
      }

      return this._getVisiblePages().ids.has(pageNumber);
    }
  }, {
    key: "isPageCached",
    value: function isPageCached(pageNumber) {
      if (!this.pdfDocument) {
        return false;
      }

      if (!(Number.isInteger(pageNumber) && pageNumber > 0 && pageNumber <= this.pagesCount)) {
        console.error("isPageCached: \"".concat(pageNumber, "\" is not a valid page."));
        return false;
      }

      var pageView = this._pages[pageNumber - 1];
      return _classPrivateFieldGet(this, _buffer).has(pageView);
    }
  }, {
    key: "cleanup",
    value: function cleanup() {
      var _iterator5 = _createForOfIteratorHelper(this._pages),
          _step5;

      try {
        for (_iterator5.s(); !(_step5 = _iterator5.n()).done;) {
          var pageView = _step5.value;

          if (pageView.renderingState !== _ui_utils.RenderingStates.FINISHED) {
            pageView.reset();
          }
        }
      } catch (err) {
        _iterator5.e(err);
      } finally {
        _iterator5.f();
      }
    }
  }, {
    key: "_cancelRendering",
    value: function _cancelRendering() {
      var _iterator6 = _createForOfIteratorHelper(this._pages),
          _step6;

      try {
        for (_iterator6.s(); !(_step6 = _iterator6.n()).done;) {
          var pageView = _step6.value;
          pageView.cancelRendering();
        }
      } catch (err) {
        _iterator6.e(err);
      } finally {
        _iterator6.f();
      }
    }
  }, {
    key: "forceRendering",
    value: function forceRendering(currentlyVisiblePages) {
      var _this2 = this;

      var visiblePages = currentlyVisiblePages || this._getVisiblePages();

      var scrollAhead = _classPrivateMethodGet(this, _getScrollAhead, _getScrollAhead2).call(this, visiblePages);

      var preRenderExtra = this._spreadMode !== _ui_utils.SpreadMode.NONE && this._scrollMode !== _ui_utils.ScrollMode.HORIZONTAL;
      var pageView = this.renderingQueue.getHighestPriority(visiblePages, this._pages, scrollAhead, preRenderExtra);

      _classPrivateMethodGet(this, _toggleLoadingIconSpinner, _toggleLoadingIconSpinner2).call(this, visiblePages.ids);

      if (pageView) {
        _classPrivateMethodGet(this, _ensurePdfPageLoaded, _ensurePdfPageLoaded2).call(this, pageView).then(function () {
          _this2.renderingQueue.renderView(pageView);
        });

        return true;
      }

      return false;
    }
  }, {
    key: "createTextLayerBuilder",
    value: function createTextLayerBuilder(_ref7) {
      var textLayerDiv = _ref7.textLayerDiv,
          pageIndex = _ref7.pageIndex,
          viewport = _ref7.viewport,
          _ref7$enhanceTextSele = _ref7.enhanceTextSelection,
          enhanceTextSelection = _ref7$enhanceTextSele === void 0 ? false : _ref7$enhanceTextSele,
          eventBus = _ref7.eventBus,
          highlighter = _ref7.highlighter;
      return new _text_layer_builder.TextLayerBuilder({
        textLayerDiv: textLayerDiv,
        eventBus: eventBus,
        pageIndex: pageIndex,
        viewport: viewport,
        enhanceTextSelection: this.isInPresentationMode ? false : enhanceTextSelection,
        highlighter: highlighter
      });
    }
  }, {
    key: "createTextHighlighter",
    value: function createTextHighlighter(_ref8) {
      var pageIndex = _ref8.pageIndex,
          eventBus = _ref8.eventBus;
      return new _text_highlighter.TextHighlighter({
        eventBus: eventBus,
        pageIndex: pageIndex,
        findController: this.isInPresentationMode ? null : this.findController
      });
    }
  }, {
    key: "createAnnotationLayerBuilder",
    value: function createAnnotationLayerBuilder(_ref9) {
      var _this$pdfDocument, _this$pdfDocument2, _this$_scriptingManag, _this$pdfDocument3;

      var pageDiv = _ref9.pageDiv,
          pdfPage = _ref9.pdfPage,
          _ref9$annotationStora = _ref9.annotationStorage,
          annotationStorage = _ref9$annotationStora === void 0 ? (_this$pdfDocument = this.pdfDocument) === null || _this$pdfDocument === void 0 ? void 0 : _this$pdfDocument.annotationStorage : _ref9$annotationStora,
          _ref9$imageResourcesP = _ref9.imageResourcesPath,
          imageResourcesPath = _ref9$imageResourcesP === void 0 ? "" : _ref9$imageResourcesP,
          _ref9$renderForms = _ref9.renderForms,
          renderForms = _ref9$renderForms === void 0 ? true : _ref9$renderForms,
          _ref9$l10n = _ref9.l10n,
          l10n = _ref9$l10n === void 0 ? _l10n_utils.NullL10n : _ref9$l10n,
          _ref9$enableScripting = _ref9.enableScripting,
          enableScripting = _ref9$enableScripting === void 0 ? this.enableScripting : _ref9$enableScripting,
          _ref9$hasJSActionsPro = _ref9.hasJSActionsPromise,
          hasJSActionsPromise = _ref9$hasJSActionsPro === void 0 ? (_this$pdfDocument2 = this.pdfDocument) === null || _this$pdfDocument2 === void 0 ? void 0 : _this$pdfDocument2.hasJSActions() : _ref9$hasJSActionsPro,
          _ref9$mouseState = _ref9.mouseState,
          mouseState = _ref9$mouseState === void 0 ? (_this$_scriptingManag = this._scriptingManager) === null || _this$_scriptingManag === void 0 ? void 0 : _this$_scriptingManag.mouseState : _ref9$mouseState,
          _ref9$fieldObjectsPro = _ref9.fieldObjectsPromise,
          fieldObjectsPromise = _ref9$fieldObjectsPro === void 0 ? (_this$pdfDocument3 = this.pdfDocument) === null || _this$pdfDocument3 === void 0 ? void 0 : _this$pdfDocument3.getFieldObjects() : _ref9$fieldObjectsPro,
          _ref9$annotationCanva = _ref9.annotationCanvasMap,
          annotationCanvasMap = _ref9$annotationCanva === void 0 ? null : _ref9$annotationCanva;
      return new _annotation_layer_builder.AnnotationLayerBuilder({
        pageDiv: pageDiv,
        pdfPage: pdfPage,
        annotationStorage: annotationStorage,
        imageResourcesPath: imageResourcesPath,
        renderForms: renderForms,
        linkService: this.linkService,
        downloadManager: this.downloadManager,
        l10n: l10n,
        enableScripting: enableScripting,
        hasJSActionsPromise: hasJSActionsPromise,
        mouseState: mouseState,
        fieldObjectsPromise: fieldObjectsPromise,
        annotationCanvasMap: annotationCanvasMap
      });
    }
  }, {
    key: "createAnnotationEditorLayerBuilder",
    value: function createAnnotationEditorLayerBuilder(_ref10) {
      var _this$pdfDocument4;

      var _ref10$uiManager = _ref10.uiManager,
          uiManager = _ref10$uiManager === void 0 ? _classPrivateFieldGet(this, _annotationEditorUIManager) : _ref10$uiManager,
          pageDiv = _ref10.pageDiv,
          pdfPage = _ref10.pdfPage,
          l10n = _ref10.l10n,
          _ref10$annotationStor = _ref10.annotationStorage,
          annotationStorage = _ref10$annotationStor === void 0 ? (_this$pdfDocument4 = this.pdfDocument) === null || _this$pdfDocument4 === void 0 ? void 0 : _this$pdfDocument4.annotationStorage : _ref10$annotationStor;
      return new _annotation_editor_layer_builder.AnnotationEditorLayerBuilder({
        uiManager: uiManager,
        pageDiv: pageDiv,
        pdfPage: pdfPage,
        annotationStorage: annotationStorage,
        l10n: l10n
      });
    }
  }, {
    key: "createXfaLayerBuilder",
    value: function createXfaLayerBuilder(_ref11) {
      var _this$pdfDocument5;

      var pageDiv = _ref11.pageDiv,
          pdfPage = _ref11.pdfPage,
          _ref11$annotationStor = _ref11.annotationStorage,
          annotationStorage = _ref11$annotationStor === void 0 ? (_this$pdfDocument5 = this.pdfDocument) === null || _this$pdfDocument5 === void 0 ? void 0 : _this$pdfDocument5.annotationStorage : _ref11$annotationStor;
      return new _xfa_layer_builder.XfaLayerBuilder({
        pageDiv: pageDiv,
        pdfPage: pdfPage,
        annotationStorage: annotationStorage,
        linkService: this.linkService
      });
    }
  }, {
    key: "createStructTreeLayerBuilder",
    value: function createStructTreeLayerBuilder(_ref12) {
      var pdfPage = _ref12.pdfPage;
      return new _struct_tree_layer_builder.StructTreeLayerBuilder({
        pdfPage: pdfPage
      });
    }
  }, {
    key: "hasEqualPageSizes",
    get: function get() {
      var firstPageView = this._pages[0];

      for (var i = 1, ii = this._pages.length; i < ii; ++i) {
        var pageView = this._pages[i];

        if (pageView.width !== firstPageView.width || pageView.height !== firstPageView.height) {
          return false;
        }
      }

      return true;
    }
  }, {
    key: "getPagesOverview",
    value: function getPagesOverview() {
      var _this3 = this;

      return this._pages.map(function (pageView) {
        var viewport = pageView.pdfPage.getViewport({
          scale: 1
        });

        if (!_this3.enablePrintAutoRotate || (0, _ui_utils.isPortraitOrientation)(viewport)) {
          return {
            width: viewport.width,
            height: viewport.height,
            rotation: viewport.rotation
          };
        }

        return {
          width: viewport.height,
          height: viewport.width,
          rotation: (viewport.rotation - 90) % 360
        };
      });
    }
  }, {
    key: "optionalContentConfigPromise",
    get: function get() {
      if (!this.pdfDocument) {
        return Promise.resolve(null);
      }

      if (!this._optionalContentConfigPromise) {
        console.error("optionalContentConfigPromise: Not initialized yet.");
        return this.pdfDocument.getOptionalContentConfig();
      }

      return this._optionalContentConfigPromise;
    },
    set: function set(promise) {
      if (!(promise instanceof Promise)) {
        throw new Error("Invalid optionalContentConfigPromise: ".concat(promise));
      }

      if (!this.pdfDocument) {
        return;
      }

      if (!this._optionalContentConfigPromise) {
        return;
      }

      this._optionalContentConfigPromise = promise;
      var updateArgs = {
        optionalContentConfigPromise: promise
      };

      var _iterator7 = _createForOfIteratorHelper(this._pages),
          _step7;

      try {
        for (_iterator7.s(); !(_step7 = _iterator7.n()).done;) {
          var pageView = _step7.value;
          pageView.update(updateArgs);
        }
      } catch (err) {
        _iterator7.e(err);
      } finally {
        _iterator7.f();
      }

      this.update();
      this.eventBus.dispatch("optionalcontentconfigchanged", {
        source: this,
        promise: promise
      });
    }
  }, {
    key: "scrollMode",
    get: function get() {
      return this._scrollMode;
    },
    set: function set(mode) {
      if (this._scrollMode === mode) {
        return;
      }

      if (!(0, _ui_utils.isValidScrollMode)(mode)) {
        throw new Error("Invalid scroll mode: ".concat(mode));
      }

      if (this.pagesCount > PagesCountLimit.FORCE_SCROLL_MODE_PAGE) {
        return;
      }

      this._previousScrollMode = this._scrollMode;
      this._scrollMode = mode;
      this.eventBus.dispatch("scrollmodechanged", {
        source: this,
        mode: mode
      });

      this._updateScrollMode(this._currentPageNumber);
    }
  }, {
    key: "_updateScrollMode",
    value: function _updateScrollMode() {
      var pageNumber = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
      var scrollMode = this._scrollMode,
          viewer = this.viewer;
      viewer.classList.toggle("scrollHorizontal", scrollMode === _ui_utils.ScrollMode.HORIZONTAL);
      viewer.classList.toggle("scrollWrapped", scrollMode === _ui_utils.ScrollMode.WRAPPED);

      if (!this.pdfDocument || !pageNumber) {
        return;
      }

      if (scrollMode === _ui_utils.ScrollMode.PAGE) {
        _classPrivateMethodGet(this, _ensurePageViewVisible, _ensurePageViewVisible2).call(this);
      } else if (this._previousScrollMode === _ui_utils.ScrollMode.PAGE) {
        this._updateSpreadMode();
      }

      if (this._currentScaleValue && isNaN(this._currentScaleValue)) {
        this._setScale(this._currentScaleValue, true);
      }

      this._setCurrentPageNumber(pageNumber, true);

      this.update();
    }
  }, {
    key: "spreadMode",
    get: function get() {
      return this._spreadMode;
    },
    set: function set(mode) {
      if (this._spreadMode === mode) {
        return;
      }

      if (!(0, _ui_utils.isValidSpreadMode)(mode)) {
        throw new Error("Invalid spread mode: ".concat(mode));
      }

      this._spreadMode = mode;
      this.eventBus.dispatch("spreadmodechanged", {
        source: this,
        mode: mode
      });

      this._updateSpreadMode(this._currentPageNumber);
    }
  }, {
    key: "_updateSpreadMode",
    value: function _updateSpreadMode() {
      var pageNumber = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;

      if (!this.pdfDocument) {
        return;
      }

      var viewer = this.viewer,
          pages = this._pages;

      if (this._scrollMode === _ui_utils.ScrollMode.PAGE) {
        _classPrivateMethodGet(this, _ensurePageViewVisible, _ensurePageViewVisible2).call(this);
      } else {
        viewer.textContent = "";

        if (this._spreadMode === _ui_utils.SpreadMode.NONE) {
          var _iterator8 = _createForOfIteratorHelper(this._pages),
              _step8;

          try {
            for (_iterator8.s(); !(_step8 = _iterator8.n()).done;) {
              var pageView = _step8.value;
              viewer.append(pageView.div);
            }
          } catch (err) {
            _iterator8.e(err);
          } finally {
            _iterator8.f();
          }
        } else {
          var parity = this._spreadMode - 1;
          var spread = null;

          for (var i = 0, ii = pages.length; i < ii; ++i) {
            if (spread === null) {
              spread = document.createElement("div");
              spread.className = "spread";
              viewer.append(spread);
            } else if (i % 2 === parity) {
              spread = spread.cloneNode(false);
              viewer.append(spread);
            }

            spread.append(pages[i].div);
          }
        }
      }

      if (!pageNumber) {
        return;
      }

      if (this._currentScaleValue && isNaN(this._currentScaleValue)) {
        this._setScale(this._currentScaleValue, true);
      }

      this._setCurrentPageNumber(pageNumber, true);

      this.update();
    }
  }, {
    key: "_getPageAdvance",
    value: function _getPageAdvance(currentPageNumber) {
      var previous = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

      switch (this._scrollMode) {
        case _ui_utils.ScrollMode.WRAPPED:
          {
            var _this$_getVisiblePage = this._getVisiblePages(),
                views = _this$_getVisiblePage.views,
                pageLayout = new Map();

            var _iterator9 = _createForOfIteratorHelper(views),
                _step9;

            try {
              for (_iterator9.s(); !(_step9 = _iterator9.n()).done;) {
                var _step9$value = _step9.value,
                    id = _step9$value.id,
                    y = _step9$value.y,
                    percent = _step9$value.percent,
                    widthPercent = _step9$value.widthPercent;

                if (percent === 0 || widthPercent < 100) {
                  continue;
                }

                var yArray = pageLayout.get(y);

                if (!yArray) {
                  pageLayout.set(y, yArray || (yArray = []));
                }

                yArray.push(id);
              }
            } catch (err) {
              _iterator9.e(err);
            } finally {
              _iterator9.f();
            }

            var _iterator10 = _createForOfIteratorHelper(pageLayout.values()),
                _step10;

            try {
              for (_iterator10.s(); !(_step10 = _iterator10.n()).done;) {
                var _yArray = _step10.value;

                var currentIndex = _yArray.indexOf(currentPageNumber);

                if (currentIndex === -1) {
                  continue;
                }

                var numPages = _yArray.length;

                if (numPages === 1) {
                  break;
                }

                if (previous) {
                  for (var i = currentIndex - 1, ii = 0; i >= ii; i--) {
                    var currentId = _yArray[i],
                        expectedId = _yArray[i + 1] - 1;

                    if (currentId < expectedId) {
                      return currentPageNumber - expectedId;
                    }
                  }
                } else {
                  for (var _i2 = currentIndex + 1, _ii = numPages; _i2 < _ii; _i2++) {
                    var _currentId = _yArray[_i2],
                        _expectedId = _yArray[_i2 - 1] + 1;

                    if (_currentId > _expectedId) {
                      return _expectedId - currentPageNumber;
                    }
                  }
                }

                if (previous) {
                  var firstId = _yArray[0];

                  if (firstId < currentPageNumber) {
                    return currentPageNumber - firstId + 1;
                  }
                } else {
                  var lastId = _yArray[numPages - 1];

                  if (lastId > currentPageNumber) {
                    return lastId - currentPageNumber + 1;
                  }
                }

                break;
              }
            } catch (err) {
              _iterator10.e(err);
            } finally {
              _iterator10.f();
            }

            break;
          }

        case _ui_utils.ScrollMode.HORIZONTAL:
          {
            break;
          }

        case _ui_utils.ScrollMode.PAGE:
        case _ui_utils.ScrollMode.VERTICAL:
          {
            if (this._spreadMode === _ui_utils.SpreadMode.NONE) {
              break;
            }

            var parity = this._spreadMode - 1;

            if (previous && currentPageNumber % 2 !== parity) {
              break;
            } else if (!previous && currentPageNumber % 2 === parity) {
              break;
            }

            var _this$_getVisiblePage2 = this._getVisiblePages(),
                _views = _this$_getVisiblePage2.views,
                _expectedId2 = previous ? currentPageNumber - 1 : currentPageNumber + 1;

            var _iterator11 = _createForOfIteratorHelper(_views),
                _step11;

            try {
              for (_iterator11.s(); !(_step11 = _iterator11.n()).done;) {
                var _step11$value = _step11.value,
                    _id = _step11$value.id,
                    _percent = _step11$value.percent,
                    _widthPercent = _step11$value.widthPercent;

                if (_id !== _expectedId2) {
                  continue;
                }

                if (_percent > 0 && _widthPercent === 100) {
                  return 2;
                }

                break;
              }
            } catch (err) {
              _iterator11.e(err);
            } finally {
              _iterator11.f();
            }

            break;
          }
      }

      return 1;
    }
  }, {
    key: "nextPage",
    value: function nextPage() {
      var currentPageNumber = this._currentPageNumber,
          pagesCount = this.pagesCount;

      if (currentPageNumber >= pagesCount) {
        return false;
      }

      var advance = this._getPageAdvance(currentPageNumber, false) || 1;
      this.currentPageNumber = Math.min(currentPageNumber + advance, pagesCount);
      return true;
    }
  }, {
    key: "previousPage",
    value: function previousPage() {
      var currentPageNumber = this._currentPageNumber;

      if (currentPageNumber <= 1) {
        return false;
      }

      var advance = this._getPageAdvance(currentPageNumber, true) || 1;
      this.currentPageNumber = Math.max(currentPageNumber - advance, 1);
      return true;
    }
  }, {
    key: "increaseScale",
    value: function increaseScale() {
      var steps = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
      var newScale = this._currentScale;

      do {
        newScale = (newScale * _ui_utils.DEFAULT_SCALE_DELTA).toFixed(2);
        newScale = Math.ceil(newScale * 10) / 10;
        newScale = Math.min(_ui_utils.MAX_SCALE, newScale);
      } while (--steps > 0 && newScale < _ui_utils.MAX_SCALE);

      this.currentScaleValue = newScale;
    }
  }, {
    key: "decreaseScale",
    value: function decreaseScale() {
      var steps = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
      var newScale = this._currentScale;

      do {
        newScale = (newScale / _ui_utils.DEFAULT_SCALE_DELTA).toFixed(2);
        newScale = Math.floor(newScale * 10) / 10;
        newScale = Math.max(_ui_utils.MIN_SCALE, newScale);
      } while (--steps > 0 && newScale > _ui_utils.MIN_SCALE);

      this.currentScaleValue = newScale;
    }
  }, {
    key: "updateContainerHeightCss",
    value: function updateContainerHeightCss() {
      var height = this.container.clientHeight;

      if (height !== _classPrivateFieldGet(this, _previousContainerHeight)) {
        _classPrivateFieldSet(this, _previousContainerHeight, height);

        _ui_utils.docStyle.setProperty("--viewer-container-height", "".concat(height, "px"));
      }
    }
  }, {
    key: "annotationEditorMode",
    get: function get() {
      return _classPrivateFieldGet(this, _annotationEditorUIManager) ? _classPrivateFieldGet(this, _annotationEditorMode) : _pdfjsLib.AnnotationEditorType.DISABLE;
    },
    set: function set(mode) {
      if (!_classPrivateFieldGet(this, _annotationEditorUIManager)) {
        throw new Error("The AnnotationEditor is not enabled.");
      }

      if (_classPrivateFieldGet(this, _annotationEditorMode) === mode) {
        return;
      }

      if (!isValidAnnotationEditorMode(mode)) {
        throw new Error("Invalid AnnotationEditor mode: ".concat(mode));
      }

      if (!this.pdfDocument) {
        return;
      }

      _classPrivateFieldSet(this, _annotationEditorMode, mode);

      this.eventBus.dispatch("annotationeditormodechanged", {
        source: this,
        mode: mode
      });

      _classPrivateFieldGet(this, _annotationEditorUIManager).updateMode(mode);
    }
  }, {
    key: "annotationEditorParams",
    set: function set(_ref13) {
      var type = _ref13.type,
          value = _ref13.value;

      if (!_classPrivateFieldGet(this, _annotationEditorUIManager)) {
        throw new Error("The AnnotationEditor is not enabled.");
      }

      _classPrivateFieldGet(this, _annotationEditorUIManager).updateParams(type, value);
    }
  }]);

  return BaseViewer;
}();

exports.BaseViewer = BaseViewer;

function _initializePermissions2(permissions) {
  var params = {
    annotationEditorMode: _classPrivateFieldGet(this, _annotationEditorMode),
    annotationMode: _classPrivateFieldGet(this, _annotationMode),
    textLayerMode: this.textLayerMode
  };

  if (!permissions) {
    return params;
  }

  if (!permissions.includes(_pdfjsLib.PermissionFlag.COPY)) {
    this.viewer.classList.add(ENABLE_PERMISSIONS_CLASS);
  }

  if (!permissions.includes(_pdfjsLib.PermissionFlag.MODIFY_CONTENTS)) {
    params.annotationEditorMode = _pdfjsLib.AnnotationEditorType.DISABLE;
  }

  if (!permissions.includes(_pdfjsLib.PermissionFlag.MODIFY_ANNOTATIONS) && !permissions.includes(_pdfjsLib.PermissionFlag.FILL_INTERACTIVE_FORMS) && _classPrivateFieldGet(this, _annotationMode) === _pdfjsLib.AnnotationMode.ENABLE_FORMS) {
    params.annotationMode = _pdfjsLib.AnnotationMode.ENABLE;
  }

  return params;
}

function _onePageRenderedOrForceFetch2() {
  var _this4 = this;

  if (document.visibilityState === "hidden" || !this.container.offsetParent || this._getVisiblePages().views.length === 0) {
    return Promise.resolve();
  }

  var visibilityChangePromise = new Promise(function (resolve) {
    _classPrivateFieldSet(_this4, _onVisibilityChange, function () {
      if (document.visibilityState !== "hidden") {
        return;
      }

      resolve();
      document.removeEventListener("visibilitychange", _classPrivateFieldGet(_this4, _onVisibilityChange));

      _classPrivateFieldSet(_this4, _onVisibilityChange, null);
    });

    document.addEventListener("visibilitychange", _classPrivateFieldGet(_this4, _onVisibilityChange));
  });
  return Promise.race([this._onePageRenderedCapability.promise, visibilityChangePromise]);
}

function _ensurePageViewVisible2() {
  if (this._scrollMode !== _ui_utils.ScrollMode.PAGE) {
    throw new Error("#ensurePageViewVisible: Invalid scrollMode value.");
  }

  var pageNumber = this._currentPageNumber,
      state = _classPrivateFieldGet(this, _scrollModePageState),
      viewer = this.viewer;

  viewer.textContent = "";
  state.pages.length = 0;

  if (this._spreadMode === _ui_utils.SpreadMode.NONE && !this.isInPresentationMode) {
    var pageView = this._pages[pageNumber - 1];
    viewer.append(pageView.div);
    state.pages.push(pageView);
  } else {
    var pageIndexSet = new Set(),
        parity = this._spreadMode - 1;

    if (parity === -1) {
      pageIndexSet.add(pageNumber - 1);
    } else if (pageNumber % 2 !== parity) {
      pageIndexSet.add(pageNumber - 1);
      pageIndexSet.add(pageNumber);
    } else {
      pageIndexSet.add(pageNumber - 2);
      pageIndexSet.add(pageNumber - 1);
    }

    var spread = document.createElement("div");
    spread.className = "spread";

    if (this.isInPresentationMode) {
      var dummyPage = document.createElement("div");
      dummyPage.className = "dummyPage";
      spread.append(dummyPage);
    }

    var _iterator12 = _createForOfIteratorHelper(pageIndexSet),
        _step12;

    try {
      for (_iterator12.s(); !(_step12 = _iterator12.n()).done;) {
        var i = _step12.value;
        var _pageView = this._pages[i];

        if (!_pageView) {
          continue;
        }

        spread.append(_pageView.div);
        state.pages.push(_pageView);
      }
    } catch (err) {
      _iterator12.e(err);
    } finally {
      _iterator12.f();
    }

    viewer.append(spread);
  }

  state.scrollDown = pageNumber >= state.previousPageNumber;
  state.previousPageNumber = pageNumber;
}

function _scrollIntoView2(pageView) {
  var pageSpot = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
  var div = pageView.div,
      id = pageView.id;

  if (this._scrollMode === _ui_utils.ScrollMode.PAGE) {
    this._setCurrentPageNumber(id);

    _classPrivateMethodGet(this, _ensurePageViewVisible, _ensurePageViewVisible2).call(this);

    this.update();
  }

  if (!pageSpot && !this.isInPresentationMode) {
    var left = div.offsetLeft + div.clientLeft,
        right = left + div.clientWidth;
    var _this$container2 = this.container,
        scrollLeft = _this$container2.scrollLeft,
        clientWidth = _this$container2.clientWidth;

    if (this._scrollMode === _ui_utils.ScrollMode.HORIZONTAL || left < scrollLeft || right > scrollLeft + clientWidth) {
      pageSpot = {
        left: 0,
        top: 0
      };
    }
  }

  (0, _ui_utils.scrollIntoView)(div, pageSpot);
}

function _isSameScale2(newScale) {
  return newScale === this._currentScale || Math.abs(newScale - this._currentScale) < 1e-15;
}

function _resetCurrentPageView2() {
  var pageView = this._pages[this._currentPageNumber - 1];

  if (this.isInPresentationMode) {
    this._setScale(this._currentScaleValue, true);
  }

  _classPrivateMethodGet(this, _scrollIntoView, _scrollIntoView2).call(this, pageView);
}

function _ensurePdfPageLoaded2(_x) {
  return _ensurePdfPageLoaded3.apply(this, arguments);
}

function _ensurePdfPageLoaded3() {
  _ensurePdfPageLoaded3 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee2(pageView) {
    var _this$linkService$_ca, _this$linkService, pdfPage;

    return _regeneratorRuntime().wrap(function _callee2$(_context3) {
      while (1) {
        switch (_context3.prev = _context3.next) {
          case 0:
            if (!pageView.pdfPage) {
              _context3.next = 2;
              break;
            }

            return _context3.abrupt("return", pageView.pdfPage);

          case 2:
            _context3.prev = 2;
            _context3.next = 5;
            return this.pdfDocument.getPage(pageView.id);

          case 5:
            pdfPage = _context3.sent;

            if (!pageView.pdfPage) {
              pageView.setPdfPage(pdfPage);
            }

            if (!((_this$linkService$_ca = (_this$linkService = this.linkService)._cachedPageNumber) !== null && _this$linkService$_ca !== void 0 && _this$linkService$_ca.call(_this$linkService, pdfPage.ref))) {
              this.linkService.cachePageRef(pageView.id, pdfPage.ref);
            }

            return _context3.abrupt("return", pdfPage);

          case 11:
            _context3.prev = 11;
            _context3.t0 = _context3["catch"](2);
            console.error("Unable to get page for page view", _context3.t0);
            return _context3.abrupt("return", null);

          case 15:
          case "end":
            return _context3.stop();
        }
      }
    }, _callee2, this, [[2, 11]]);
  }));
  return _ensurePdfPageLoaded3.apply(this, arguments);
}

function _getScrollAhead2(visible) {
  var _visible$first, _visible$last;

  if (((_visible$first = visible.first) === null || _visible$first === void 0 ? void 0 : _visible$first.id) === 1) {
    return true;
  } else if (((_visible$last = visible.last) === null || _visible$last === void 0 ? void 0 : _visible$last.id) === this.pagesCount) {
    return false;
  }

  switch (this._scrollMode) {
    case _ui_utils.ScrollMode.PAGE:
      return _classPrivateFieldGet(this, _scrollModePageState).scrollDown;

    case _ui_utils.ScrollMode.HORIZONTAL:
      return this.scroll.right;
  }

  return this.scroll.down;
}

function _toggleLoadingIconSpinner2(visibleIds) {
  var _iterator13 = _createForOfIteratorHelper(visibleIds),
      _step13;

  try {
    for (_iterator13.s(); !(_step13 = _iterator13.n()).done;) {
      var id = _step13.value;
      var pageView = this._pages[id - 1];
      pageView === null || pageView === void 0 ? void 0 : pageView.toggleLoadingIconSpinner(true);
    }
  } catch (err) {
    _iterator13.e(err);
  } finally {
    _iterator13.f();
  }

  var _iterator14 = _createForOfIteratorHelper(_classPrivateFieldGet(this, _buffer)),
      _step14;

  try {
    for (_iterator14.s(); !(_step14 = _iterator14.n()).done;) {
      var _pageView2 = _step14.value;

      if (visibleIds.has(_pageView2.id)) {
        continue;
      }

      _pageView2.toggleLoadingIconSpinner(false);
    }
  } catch (err) {
    _iterator14.e(err);
  } finally {
    _iterator14.f();
  }
}

/***/ }),
/* 13 */
/***/ ((__unused_webpack_module, exports) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.compatibilityParams = exports.OptionKind = exports.AppOptions = void 0;

function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var compatibilityParams = Object.create(null);
exports.compatibilityParams = compatibilityParams;
{
  var userAgent = navigator.userAgent || "";
  var platform = navigator.platform || "";
  var maxTouchPoints = navigator.maxTouchPoints || 1;
  var isAndroid = /Android/.test(userAgent);
  var isIOS = /\b(iPad|iPhone|iPod)(?=;)/.test(userAgent) || platform === "MacIntel" && maxTouchPoints > 1;

  (function checkCanvasSizeLimitation() {
    if (isIOS || isAndroid) {
      compatibilityParams.maxCanvasPixels = 5242880;
    }
  })();

  (function checkResizeObserver() {
    if (typeof ResizeObserver === "undefined") {
      compatibilityParams.annotationEditorMode = -1;
    }
  })();
}
var OptionKind = {
  VIEWER: 0x02,
  API: 0x04,
  WORKER: 0x08,
  PREFERENCE: 0x80
};
exports.OptionKind = OptionKind;
var defaultOptions = {
  annotationEditorMode: {
    value: -1,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  annotationMode: {
    value: 2,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  cursorToolOnLoad: {
    value: 0,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  defaultZoomValue: {
    value: "",
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  disableHistory: {
    value: false,
    kind: OptionKind.VIEWER
  },
  disablePageLabels: {
    value: false,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  enablePermissions: {
    value: false,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  enablePrintAutoRotate: {
    value: true,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  enableScripting: {
    value: true,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  externalLinkRel: {
    value: "noopener noreferrer nofollow",
    kind: OptionKind.VIEWER
  },
  externalLinkTarget: {
    value: 0,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  historyUpdateUrl: {
    value: false,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  ignoreDestinationZoom: {
    value: false,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  imageResourcesPath: {
    value: "./images/",
    kind: OptionKind.VIEWER
  },
  maxCanvasPixels: {
    value: 16777216,
    kind: OptionKind.VIEWER
  },
  forcePageColors: {
    value: false,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  pageColorsBackground: {
    value: "Canvas",
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  pageColorsForeground: {
    value: "CanvasText",
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  pdfBugEnabled: {
    value: false,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  printResolution: {
    value: 150,
    kind: OptionKind.VIEWER
  },
  sidebarViewOnLoad: {
    value: -1,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  scrollModeOnLoad: {
    value: -1,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  spreadModeOnLoad: {
    value: -1,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  textLayerMode: {
    value: 1,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  useOnlyCssZoom: {
    value: false,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  viewerCssTheme: {
    value: 0,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  viewOnLoad: {
    value: 0,
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  },
  cMapPacked: {
    value: true,
    kind: OptionKind.API
  },
  cMapUrl: {
    value: "../web/cmaps/",
    kind: OptionKind.API
  },
  disableAutoFetch: {
    value: false,
    kind: OptionKind.API + OptionKind.PREFERENCE
  },
  disableFontFace: {
    value: false,
    kind: OptionKind.API + OptionKind.PREFERENCE
  },
  disableRange: {
    value: false,
    kind: OptionKind.API + OptionKind.PREFERENCE
  },
  disableStream: {
    value: false,
    kind: OptionKind.API + OptionKind.PREFERENCE
  },
  docBaseUrl: {
    value: "",
    kind: OptionKind.API
  },
  enableXfa: {
    value: true,
    kind: OptionKind.API + OptionKind.PREFERENCE
  },
  fontExtraProperties: {
    value: false,
    kind: OptionKind.API
  },
  isEvalSupported: {
    value: true,
    kind: OptionKind.API
  },
  maxImageSize: {
    value: -1,
    kind: OptionKind.API
  },
  pdfBug: {
    value: false,
    kind: OptionKind.API
  },
  standardFontDataUrl: {
    value: "../web/standard_fonts/",
    kind: OptionKind.API
  },
  verbosity: {
    value: 1,
    kind: OptionKind.API
  },
  workerPort: {
    value: null,
    kind: OptionKind.WORKER
  },
  workerSrc: {
    value: "../build/pdf.worker.js",
    kind: OptionKind.WORKER
  }
};
{
  defaultOptions.defaultUrl = {
    value: "compressed.tracemonkey-pldi-09.pdf",
    kind: OptionKind.VIEWER
  };
  defaultOptions.disablePreferences = {
    value: false,
    kind: OptionKind.VIEWER
  };
  defaultOptions.locale = {
    value: navigator.language || "en-US",
    kind: OptionKind.VIEWER
  };
  defaultOptions.renderer = {
    value: "canvas",
    kind: OptionKind.VIEWER + OptionKind.PREFERENCE
  };
  defaultOptions.sandboxBundleSrc = {
    value: "../build/pdf.sandbox.js",
    kind: OptionKind.VIEWER
  };
}
var userOptions = Object.create(null);

var AppOptions = /*#__PURE__*/function () {
  function AppOptions() {
    _classCallCheck(this, AppOptions);

    throw new Error("Cannot initialize AppOptions.");
  }

  _createClass(AppOptions, null, [{
    key: "get",
    value: function get(name) {
      var userOption = userOptions[name];

      if (userOption !== undefined) {
        return userOption;
      }

      var defaultOption = defaultOptions[name];

      if (defaultOption !== undefined) {
        var _compatibilityParams$;

        return (_compatibilityParams$ = compatibilityParams[name]) !== null && _compatibilityParams$ !== void 0 ? _compatibilityParams$ : defaultOption.value;
      }

      return undefined;
    }
  }, {
    key: "getAll",
    value: function getAll() {
      var kind = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
      var options = Object.create(null);

      for (var name in defaultOptions) {
        var _compatibilityParams$2;

        var defaultOption = defaultOptions[name];

        if (kind) {
          if ((kind & defaultOption.kind) === 0) {
            continue;
          }

          if (kind === OptionKind.PREFERENCE) {
            var value = defaultOption.value,
                valueType = _typeof(value);

            if (valueType === "boolean" || valueType === "string" || valueType === "number" && Number.isInteger(value)) {
              options[name] = value;
              continue;
            }

            throw new Error("Invalid type for preference: ".concat(name));
          }
        }

        var userOption = userOptions[name];
        options[name] = userOption !== undefined ? userOption : (_compatibilityParams$2 = compatibilityParams[name]) !== null && _compatibilityParams$2 !== void 0 ? _compatibilityParams$2 : defaultOption.value;
      }

      return options;
    }
  }, {
    key: "set",
    value: function set(name, value) {
      userOptions[name] = value;
    }
  }, {
    key: "setAll",
    value: function setAll(options) {
      for (var name in options) {
        userOptions[name] = options[name];
      }
    }
  }, {
    key: "remove",
    value: function remove(name) {
      delete userOptions[name];
    }
  }, {
    key: "_hasUserOptions",
    value: function _hasUserOptions() {
      return Object.keys(userOptions).length > 0;
    }
  }]);

  return AppOptions;
}();

exports.AppOptions = AppOptions;

/***/ }),
/* 14 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.PDFPageView = void 0;

var _pdfjsLib = __w_pdfjs_require__(3);

var _ui_utils = __w_pdfjs_require__(7);

var _app_options = __w_pdfjs_require__(13);

var _l10n_utils = __w_pdfjs_require__(4);

function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _regeneratorRuntime() { "use strict"; /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */ _regeneratorRuntime = function _regeneratorRuntime() { return exports; }; var exports = {}, Op = Object.prototype, hasOwn = Op.hasOwnProperty, $Symbol = "function" == typeof Symbol ? Symbol : {}, iteratorSymbol = $Symbol.iterator || "@@iterator", asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator", toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag"; function define(obj, key, value) { return Object.defineProperty(obj, key, { value: value, enumerable: !0, configurable: !0, writable: !0 }), obj[key]; } try { define({}, ""); } catch (err) { define = function define(obj, key, value) { return obj[key] = value; }; } function wrap(innerFn, outerFn, self, tryLocsList) { var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator, generator = Object.create(protoGenerator.prototype), context = new Context(tryLocsList || []); return generator._invoke = function (innerFn, self, context) { var state = "suspendedStart"; return function (method, arg) { if ("executing" === state) throw new Error("Generator is already running"); if ("completed" === state) { if ("throw" === method) throw arg; return doneResult(); } for (context.method = method, context.arg = arg;;) { var delegate = context.delegate; if (delegate) { var delegateResult = maybeInvokeDelegate(delegate, context); if (delegateResult) { if (delegateResult === ContinueSentinel) continue; return delegateResult; } } if ("next" === context.method) context.sent = context._sent = context.arg;else if ("throw" === context.method) { if ("suspendedStart" === state) throw state = "completed", context.arg; context.dispatchException(context.arg); } else "return" === context.method && context.abrupt("return", context.arg); state = "executing"; var record = tryCatch(innerFn, self, context); if ("normal" === record.type) { if (state = context.done ? "completed" : "suspendedYield", record.arg === ContinueSentinel) continue; return { value: record.arg, done: context.done }; } "throw" === record.type && (state = "completed", context.method = "throw", context.arg = record.arg); } }; }(innerFn, self, context), generator; } function tryCatch(fn, obj, arg) { try { return { type: "normal", arg: fn.call(obj, arg) }; } catch (err) { return { type: "throw", arg: err }; } } exports.wrap = wrap; var ContinueSentinel = {}; function Generator() {} function GeneratorFunction() {} function GeneratorFunctionPrototype() {} var IteratorPrototype = {}; define(IteratorPrototype, iteratorSymbol, function () { return this; }); var getProto = Object.getPrototypeOf, NativeIteratorPrototype = getProto && getProto(getProto(values([]))); NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol) && (IteratorPrototype = NativeIteratorPrototype); var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype); function defineIteratorMethods(prototype) { ["next", "throw", "return"].forEach(function (method) { define(prototype, method, function (arg) { return this._invoke(method, arg); }); }); } function AsyncIterator(generator, PromiseImpl) { function invoke(method, arg, resolve, reject) { var record = tryCatch(generator[method], generator, arg); if ("throw" !== record.type) { var result = record.arg, value = result.value; return value && "object" == _typeof(value) && hasOwn.call(value, "__await") ? PromiseImpl.resolve(value.__await).then(function (value) { invoke("next", value, resolve, reject); }, function (err) { invoke("throw", err, resolve, reject); }) : PromiseImpl.resolve(value).then(function (unwrapped) { result.value = unwrapped, resolve(result); }, function (error) { return invoke("throw", error, resolve, reject); }); } reject(record.arg); } var previousPromise; this._invoke = function (method, arg) { function callInvokeWithMethodAndArg() { return new PromiseImpl(function (resolve, reject) { invoke(method, arg, resolve, reject); }); } return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg(); }; } function maybeInvokeDelegate(delegate, context) { var method = delegate.iterator[context.method]; if (undefined === method) { if (context.delegate = null, "throw" === context.method) { if (delegate.iterator["return"] && (context.method = "return", context.arg = undefined, maybeInvokeDelegate(delegate, context), "throw" === context.method)) return ContinueSentinel; context.method = "throw", context.arg = new TypeError("The iterator does not provide a 'throw' method"); } return ContinueSentinel; } var record = tryCatch(method, delegate.iterator, context.arg); if ("throw" === record.type) return context.method = "throw", context.arg = record.arg, context.delegate = null, ContinueSentinel; var info = record.arg; return info ? info.done ? (context[delegate.resultName] = info.value, context.next = delegate.nextLoc, "return" !== context.method && (context.method = "next", context.arg = undefined), context.delegate = null, ContinueSentinel) : info : (context.method = "throw", context.arg = new TypeError("iterator result is not an object"), context.delegate = null, ContinueSentinel); } function pushTryEntry(locs) { var entry = { tryLoc: locs[0] }; 1 in locs && (entry.catchLoc = locs[1]), 2 in locs && (entry.finallyLoc = locs[2], entry.afterLoc = locs[3]), this.tryEntries.push(entry); } function resetTryEntry(entry) { var record = entry.completion || {}; record.type = "normal", delete record.arg, entry.completion = record; } function Context(tryLocsList) { this.tryEntries = [{ tryLoc: "root" }], tryLocsList.forEach(pushTryEntry, this), this.reset(!0); } function values(iterable) { if (iterable) { var iteratorMethod = iterable[iteratorSymbol]; if (iteratorMethod) return iteratorMethod.call(iterable); if ("function" == typeof iterable.next) return iterable; if (!isNaN(iterable.length)) { var i = -1, next = function next() { for (; ++i < iterable.length;) { if (hasOwn.call(iterable, i)) return next.value = iterable[i], next.done = !1, next; } return next.value = undefined, next.done = !0, next; }; return next.next = next; } } return { next: doneResult }; } function doneResult() { return { value: undefined, done: !0 }; } return GeneratorFunction.prototype = GeneratorFunctionPrototype, define(Gp, "constructor", GeneratorFunctionPrototype), define(GeneratorFunctionPrototype, "constructor", GeneratorFunction), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"), exports.isGeneratorFunction = function (genFun) { var ctor = "function" == typeof genFun && genFun.constructor; return !!ctor && (ctor === GeneratorFunction || "GeneratorFunction" === (ctor.displayName || ctor.name)); }, exports.mark = function (genFun) { return Object.setPrototypeOf ? Object.setPrototypeOf(genFun, GeneratorFunctionPrototype) : (genFun.__proto__ = GeneratorFunctionPrototype, define(genFun, toStringTagSymbol, "GeneratorFunction")), genFun.prototype = Object.create(Gp), genFun; }, exports.awrap = function (arg) { return { __await: arg }; }, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, asyncIteratorSymbol, function () { return this; }), exports.AsyncIterator = AsyncIterator, exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) { void 0 === PromiseImpl && (PromiseImpl = Promise); var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl); return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) { return result.done ? result.value : iter.next(); }); }, defineIteratorMethods(Gp), define(Gp, toStringTagSymbol, "Generator"), define(Gp, iteratorSymbol, function () { return this; }), define(Gp, "toString", function () { return "[object Generator]"; }), exports.keys = function (object) { var keys = []; for (var key in object) { keys.push(key); } return keys.reverse(), function next() { for (; keys.length;) { var key = keys.pop(); if (key in object) return next.value = key, next.done = !1, next; } return next.done = !0, next; }; }, exports.values = values, Context.prototype = { constructor: Context, reset: function reset(skipTempReset) { if (this.prev = 0, this.next = 0, this.sent = this._sent = undefined, this.done = !1, this.delegate = null, this.method = "next", this.arg = undefined, this.tryEntries.forEach(resetTryEntry), !skipTempReset) for (var name in this) { "t" === name.charAt(0) && hasOwn.call(this, name) && !isNaN(+name.slice(1)) && (this[name] = undefined); } }, stop: function stop() { this.done = !0; var rootRecord = this.tryEntries[0].completion; if ("throw" === rootRecord.type) throw rootRecord.arg; return this.rval; }, dispatchException: function dispatchException(exception) { if (this.done) throw exception; var context = this; function handle(loc, caught) { return record.type = "throw", record.arg = exception, context.next = loc, caught && (context.method = "next", context.arg = undefined), !!caught; } for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i], record = entry.completion; if ("root" === entry.tryLoc) return handle("end"); if (entry.tryLoc <= this.prev) { var hasCatch = hasOwn.call(entry, "catchLoc"), hasFinally = hasOwn.call(entry, "finallyLoc"); if (hasCatch && hasFinally) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } else if (hasCatch) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); } else { if (!hasFinally) throw new Error("try statement without catch or finally"); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } } } }, abrupt: function abrupt(type, arg) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) { var finallyEntry = entry; break; } } finallyEntry && ("break" === type || "continue" === type) && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc && (finallyEntry = null); var record = finallyEntry ? finallyEntry.completion : {}; return record.type = type, record.arg = arg, finallyEntry ? (this.method = "next", this.next = finallyEntry.finallyLoc, ContinueSentinel) : this.complete(record); }, complete: function complete(record, afterLoc) { if ("throw" === record.type) throw record.arg; return "break" === record.type || "continue" === record.type ? this.next = record.arg : "return" === record.type ? (this.rval = this.arg = record.arg, this.method = "return", this.next = "end") : "normal" === record.type && afterLoc && (this.next = afterLoc), ContinueSentinel; }, finish: function finish(finallyLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.finallyLoc === finallyLoc) return this.complete(entry.completion, entry.afterLoc), resetTryEntry(entry), ContinueSentinel; } }, "catch": function _catch(tryLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc === tryLoc) { var record = entry.completion; if ("throw" === record.type) { var thrown = record.arg; resetTryEntry(entry); } return thrown; } } throw new Error("illegal catch attempt"); }, delegateYield: function delegateYield(iterable, resultName, nextLoc) { return this.delegate = { iterator: values(iterable), resultName: resultName, nextLoc: nextLoc }, "next" === this.method && (this.arg = undefined), ContinueSentinel; } }, exports; }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

function _classPrivateFieldInitSpec(obj, privateMap, value) { _checkPrivateRedeclaration(obj, privateMap); privateMap.set(obj, value); }

function _checkPrivateRedeclaration(obj, privateCollection) { if (privateCollection.has(obj)) { throw new TypeError("Cannot initialize the same private elements twice on an object"); } }

function _classPrivateFieldGet(receiver, privateMap) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "get"); return _classApplyDescriptorGet(receiver, descriptor); }

function _classApplyDescriptorGet(receiver, descriptor) { if (descriptor.get) { return descriptor.get.call(receiver); } return descriptor.value; }

function _classPrivateFieldSet(receiver, privateMap, value) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "set"); _classApplyDescriptorSet(receiver, descriptor, value); return value; }

function _classExtractFieldDescriptor(receiver, privateMap, action) { if (!privateMap.has(receiver)) { throw new TypeError("attempted to " + action + " private field on non-instance"); } return privateMap.get(receiver); }

function _classApplyDescriptorSet(receiver, descriptor, value) { if (descriptor.set) { descriptor.set.call(receiver, value); } else { if (!descriptor.writable) { throw new TypeError("attempted to set read only private field"); } descriptor.value = value; } }

var MAX_CANVAS_PIXELS = _app_options.compatibilityParams.maxCanvasPixels || 16777216;

var _annotationMode = /*#__PURE__*/new WeakMap();

var _useThumbnailCanvas = /*#__PURE__*/new WeakMap();

var PDFPageView = /*#__PURE__*/function () {
  function PDFPageView(options) {
    var _options$textLayerMod,
        _options$annotationMo,
        _options$textHighligh,
        _this$renderingQueue,
        _this = this;

    _classCallCheck(this, PDFPageView);

    _classPrivateFieldInitSpec(this, _annotationMode, {
      writable: true,
      value: _pdfjsLib.AnnotationMode.ENABLE_FORMS
    });

    _classPrivateFieldInitSpec(this, _useThumbnailCanvas, {
      writable: true,
      value: {
        initialOptionalContent: true,
        regularAnnotations: true
      }
    });

    var container = options.container;
    var defaultViewport = options.defaultViewport;
    this.id = options.id;
    this.renderingId = "page" + this.id;
    this.pdfPage = null;
    this.pageLabel = null;
    this.rotation = 0;
    this.scale = options.scale || _ui_utils.DEFAULT_SCALE;
    this.viewport = defaultViewport;
    this.pdfPageRotate = defaultViewport.rotation;
    this._optionalContentConfigPromise = options.optionalContentConfigPromise || null;
    this.hasRestrictedScaling = false;
    this.textLayerMode = (_options$textLayerMod = options.textLayerMode) !== null && _options$textLayerMod !== void 0 ? _options$textLayerMod : _ui_utils.TextLayerMode.ENABLE;

    _classPrivateFieldSet(this, _annotationMode, (_options$annotationMo = options.annotationMode) !== null && _options$annotationMo !== void 0 ? _options$annotationMo : _pdfjsLib.AnnotationMode.ENABLE_FORMS);

    this.imageResourcesPath = options.imageResourcesPath || "";
    this.useOnlyCssZoom = options.useOnlyCssZoom || false;
    this.maxCanvasPixels = options.maxCanvasPixels || MAX_CANVAS_PIXELS;
    this.pageColors = options.pageColors || null;
    this.eventBus = options.eventBus;
    this.renderingQueue = options.renderingQueue;
    this.textLayerFactory = options.textLayerFactory;
    this.annotationLayerFactory = options.annotationLayerFactory;
    this.annotationEditorLayerFactory = options.annotationEditorLayerFactory;
    this.xfaLayerFactory = options.xfaLayerFactory;
    this.textHighlighter = (_options$textHighligh = options.textHighlighterFactory) === null || _options$textHighligh === void 0 ? void 0 : _options$textHighligh.createTextHighlighter({
      pageIndex: this.id - 1,
      eventBus: this.eventBus
    });
    this.structTreeLayerFactory = options.structTreeLayerFactory;
    this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
    this.l10n = options.l10n || _l10n_utils.NullL10n;
    this.paintTask = null;
    this.paintedViewportMap = new WeakMap();
    this.renderingState = _ui_utils.RenderingStates.INITIAL;
    this.resume = null;
    this._renderError = null;
    this._isStandalone = !((_this$renderingQueue = this.renderingQueue) !== null && _this$renderingQueue !== void 0 && _this$renderingQueue.hasViewer());
    this._annotationCanvasMap = null;
    this.annotationLayer = null;
    this.annotationEditorLayer = null;
    this.textLayer = null;
    this.zoomLayer = null;
    this.xfaLayer = null;
    this.structTreeLayer = null;
    var div = document.createElement("div");
    div.className = "page";
    div.style.width = Math.floor(this.viewport.width) + "px";
    div.style.height = Math.floor(this.viewport.height) + "px";
    div.setAttribute("data-page-number", this.id);
    div.setAttribute("role", "region");
    this.l10n.get("page_landmark", {
      page: this.id
    }).then(function (msg) {
      div.setAttribute("aria-label", msg);
    });
    this.div = div;
    container === null || container === void 0 ? void 0 : container.append(div);

    if (this._isStandalone) {
      var optionalContentConfigPromise = options.optionalContentConfigPromise;

      if (optionalContentConfigPromise) {
        optionalContentConfigPromise.then(function (optionalContentConfig) {
          if (optionalContentConfigPromise !== _this._optionalContentConfigPromise) {
            return;
          }

          _classPrivateFieldGet(_this, _useThumbnailCanvas).initialOptionalContent = optionalContentConfig.hasInitialVisibility;
        });
      }
    }
  }

  _createClass(PDFPageView, [{
    key: "setPdfPage",
    value: function setPdfPage(pdfPage) {
      this.pdfPage = pdfPage;
      this.pdfPageRotate = pdfPage.rotate;
      var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
      this.viewport = pdfPage.getViewport({
        scale: this.scale * _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS,
        rotation: totalRotation
      });
      this.reset();
    }
  }, {
    key: "destroy",
    value: function destroy() {
      this.reset();

      if (this.pdfPage) {
        this.pdfPage.cleanup();
      }
    }
  }, {
    key: "_renderAnnotationLayer",
    value: function () {
      var _renderAnnotationLayer2 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee() {
        var error;
        return _regeneratorRuntime().wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                error = null;
                _context.prev = 1;
                _context.next = 4;
                return this.annotationLayer.render(this.viewport, "display");

              case 4:
                _context.next = 9;
                break;

              case 6:
                _context.prev = 6;
                _context.t0 = _context["catch"](1);
                error = _context.t0;

              case 9:
                _context.prev = 9;
                this.eventBus.dispatch("annotationlayerrendered", {
                  source: this,
                  pageNumber: this.id,
                  error: error
                });
                return _context.finish(9);

              case 12:
              case "end":
                return _context.stop();
            }
          }
        }, _callee, this, [[1, 6, 9, 12]]);
      }));

      function _renderAnnotationLayer() {
        return _renderAnnotationLayer2.apply(this, arguments);
      }

      return _renderAnnotationLayer;
    }()
  }, {
    key: "_renderAnnotationEditorLayer",
    value: function () {
      var _renderAnnotationEditorLayer2 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee2() {
        var error;
        return _regeneratorRuntime().wrap(function _callee2$(_context2) {
          while (1) {
            switch (_context2.prev = _context2.next) {
              case 0:
                error = null;
                _context2.prev = 1;
                _context2.next = 4;
                return this.annotationEditorLayer.render(this.viewport, "display");

              case 4:
                _context2.next = 9;
                break;

              case 6:
                _context2.prev = 6;
                _context2.t0 = _context2["catch"](1);
                error = _context2.t0;

              case 9:
                _context2.prev = 9;
                this.eventBus.dispatch("annotationeditorlayerrendered", {
                  source: this,
                  pageNumber: this.id,
                  error: error
                });
                return _context2.finish(9);

              case 12:
              case "end":
                return _context2.stop();
            }
          }
        }, _callee2, this, [[1, 6, 9, 12]]);
      }));

      function _renderAnnotationEditorLayer() {
        return _renderAnnotationEditorLayer2.apply(this, arguments);
      }

      return _renderAnnotationEditorLayer;
    }()
  }, {
    key: "_renderXfaLayer",
    value: function () {
      var _renderXfaLayer2 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee3() {
        var error, result;
        return _regeneratorRuntime().wrap(function _callee3$(_context3) {
          while (1) {
            switch (_context3.prev = _context3.next) {
              case 0:
                error = null;
                _context3.prev = 1;
                _context3.next = 4;
                return this.xfaLayer.render(this.viewport, "display");

              case 4:
                result = _context3.sent;

                if (this.textHighlighter) {
                  this._buildXfaTextContentItems(result.textDivs);
                }

                _context3.next = 11;
                break;

              case 8:
                _context3.prev = 8;
                _context3.t0 = _context3["catch"](1);
                error = _context3.t0;

              case 11:
                _context3.prev = 11;
                this.eventBus.dispatch("xfalayerrendered", {
                  source: this,
                  pageNumber: this.id,
                  error: error
                });
                return _context3.finish(11);

              case 14:
              case "end":
                return _context3.stop();
            }
          }
        }, _callee3, this, [[1, 8, 11, 14]]);
      }));

      function _renderXfaLayer() {
        return _renderXfaLayer2.apply(this, arguments);
      }

      return _renderXfaLayer;
    }()
  }, {
    key: "_buildXfaTextContentItems",
    value: function () {
      var _buildXfaTextContentItems2 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee4(textDivs) {
        var text, items, _iterator, _step, item;

        return _regeneratorRuntime().wrap(function _callee4$(_context4) {
          while (1) {
            switch (_context4.prev = _context4.next) {
              case 0:
                _context4.next = 2;
                return this.pdfPage.getTextContent();

              case 2:
                text = _context4.sent;
                items = [];
                _iterator = _createForOfIteratorHelper(text.items);

                try {
                  for (_iterator.s(); !(_step = _iterator.n()).done;) {
                    item = _step.value;
                    items.push(item.str);
                  }
                } catch (err) {
                  _iterator.e(err);
                } finally {
                  _iterator.f();
                }

                this.textHighlighter.setTextMapping(textDivs, items);
                this.textHighlighter.enable();

              case 8:
              case "end":
                return _context4.stop();
            }
          }
        }, _callee4, this);
      }));

      function _buildXfaTextContentItems(_x) {
        return _buildXfaTextContentItems2.apply(this, arguments);
      }

      return _buildXfaTextContentItems;
    }()
  }, {
    key: "_resetZoomLayer",
    value: function _resetZoomLayer() {
      var removeFromDOM = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

      if (!this.zoomLayer) {
        return;
      }

      var zoomLayerCanvas = this.zoomLayer.firstChild;
      this.paintedViewportMap["delete"](zoomLayerCanvas);
      zoomLayerCanvas.width = 0;
      zoomLayerCanvas.height = 0;

      if (removeFromDOM) {
        this.zoomLayer.remove();
      }

      this.zoomLayer = null;
    }
  }, {
    key: "reset",
    value: function reset() {
      var _this$annotationLayer,
          _this$annotationEdito,
          _this$xfaLayer,
          _this2 = this;

      var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
          _ref$keepZoomLayer = _ref.keepZoomLayer,
          keepZoomLayer = _ref$keepZoomLayer === void 0 ? false : _ref$keepZoomLayer,
          _ref$keepAnnotationLa = _ref.keepAnnotationLayer,
          keepAnnotationLayer = _ref$keepAnnotationLa === void 0 ? false : _ref$keepAnnotationLa,
          _ref$keepAnnotationEd = _ref.keepAnnotationEditorLayer,
          keepAnnotationEditorLayer = _ref$keepAnnotationEd === void 0 ? false : _ref$keepAnnotationEd,
          _ref$keepXfaLayer = _ref.keepXfaLayer,
          keepXfaLayer = _ref$keepXfaLayer === void 0 ? false : _ref$keepXfaLayer;

      this.cancelRendering({
        keepAnnotationLayer: keepAnnotationLayer,
        keepAnnotationEditorLayer: keepAnnotationEditorLayer,
        keepXfaLayer: keepXfaLayer
      });
      this.renderingState = _ui_utils.RenderingStates.INITIAL;
      var div = this.div;
      div.style.width = Math.floor(this.viewport.width) + "px";
      div.style.height = Math.floor(this.viewport.height) + "px";
      var childNodes = div.childNodes,
          zoomLayerNode = keepZoomLayer && this.zoomLayer || null,
          annotationLayerNode = keepAnnotationLayer && ((_this$annotationLayer = this.annotationLayer) === null || _this$annotationLayer === void 0 ? void 0 : _this$annotationLayer.div) || null,
          annotationEditorLayerNode = keepAnnotationEditorLayer && ((_this$annotationEdito = this.annotationEditorLayer) === null || _this$annotationEdito === void 0 ? void 0 : _this$annotationEdito.div) || null,
          xfaLayerNode = keepXfaLayer && ((_this$xfaLayer = this.xfaLayer) === null || _this$xfaLayer === void 0 ? void 0 : _this$xfaLayer.div) || null;

      for (var i = childNodes.length - 1; i >= 0; i--) {
        var node = childNodes[i];

        switch (node) {
          case zoomLayerNode:
          case annotationLayerNode:
          case annotationEditorLayerNode:
          case xfaLayerNode:
            continue;
        }

        node.remove();
      }

      div.removeAttribute("data-loaded");

      if (annotationLayerNode) {
        this.annotationLayer.hide();
      }

      if (annotationEditorLayerNode) {
        this.annotationEditorLayer.hide();
      } else {
        var _this$annotationEdito2;

        (_this$annotationEdito2 = this.annotationEditorLayer) === null || _this$annotationEdito2 === void 0 ? void 0 : _this$annotationEdito2.destroy();
      }

      if (xfaLayerNode) {
        this.xfaLayer.hide();
      }

      if (!zoomLayerNode) {
        if (this.canvas) {
          this.paintedViewportMap["delete"](this.canvas);
          this.canvas.width = 0;
          this.canvas.height = 0;
          delete this.canvas;
        }

        this._resetZoomLayer();
      }

      if (this.svg) {
        this.paintedViewportMap["delete"](this.svg);
        delete this.svg;
      }

      this.loadingIconDiv = document.createElement("div");
      this.loadingIconDiv.className = "loadingIcon notVisible";

      if (this._isStandalone) {
        this.toggleLoadingIconSpinner(true);
      }

      this.loadingIconDiv.setAttribute("role", "img");
      this.l10n.get("loading").then(function (msg) {
        var _this2$loadingIconDiv;

        (_this2$loadingIconDiv = _this2.loadingIconDiv) === null || _this2$loadingIconDiv === void 0 ? void 0 : _this2$loadingIconDiv.setAttribute("aria-label", msg);
      });
      div.append(this.loadingIconDiv);
    }
  }, {
    key: "update",
    value: function update(_ref2) {
      var _this3 = this;

      var _ref2$scale = _ref2.scale,
          scale = _ref2$scale === void 0 ? 0 : _ref2$scale,
          _ref2$rotation = _ref2.rotation,
          rotation = _ref2$rotation === void 0 ? null : _ref2$rotation,
          _ref2$optionalContent = _ref2.optionalContentConfigPromise,
          optionalContentConfigPromise = _ref2$optionalContent === void 0 ? null : _ref2$optionalContent;
      this.scale = scale || this.scale;

      if (typeof rotation === "number") {
        this.rotation = rotation;
      }

      if (optionalContentConfigPromise instanceof Promise) {
        this._optionalContentConfigPromise = optionalContentConfigPromise;
        optionalContentConfigPromise.then(function (optionalContentConfig) {
          if (optionalContentConfigPromise !== _this3._optionalContentConfigPromise) {
            return;
          }

          _classPrivateFieldGet(_this3, _useThumbnailCanvas).initialOptionalContent = optionalContentConfig.hasInitialVisibility;
        });
      }

      var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
      this.viewport = this.viewport.clone({
        scale: this.scale * _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS,
        rotation: totalRotation
      });

      if (this._isStandalone) {
        _ui_utils.docStyle.setProperty("--scale-factor", this.viewport.scale);
      }

      if (this.svg) {
        this.cssTransform({
          target: this.svg,
          redrawAnnotationLayer: true,
          redrawAnnotationEditorLayer: true,
          redrawXfaLayer: true
        });
        this.eventBus.dispatch("pagerendered", {
          source: this,
          pageNumber: this.id,
          cssTransform: true,
          timestamp: performance.now(),
          error: this._renderError
        });
        return;
      }

      var isScalingRestricted = false;

      if (this.canvas && this.maxCanvasPixels > 0) {
        var outputScale = this.outputScale;

        if ((Math.floor(this.viewport.width) * outputScale.sx | 0) * (Math.floor(this.viewport.height) * outputScale.sy | 0) > this.maxCanvasPixels) {
          isScalingRestricted = true;
        }
      }

      if (this.canvas) {
        if (this.useOnlyCssZoom || this.hasRestrictedScaling && isScalingRestricted) {
          this.cssTransform({
            target: this.canvas,
            redrawAnnotationLayer: true,
            redrawAnnotationEditorLayer: true,
            redrawXfaLayer: true
          });
          this.eventBus.dispatch("pagerendered", {
            source: this,
            pageNumber: this.id,
            cssTransform: true,
            timestamp: performance.now(),
            error: this._renderError
          });
          return;
        }

        if (!this.zoomLayer && !this.canvas.hidden) {
          this.zoomLayer = this.canvas.parentNode;
          this.zoomLayer.style.position = "absolute";
        }
      }

      if (this.zoomLayer) {
        this.cssTransform({
          target: this.zoomLayer.firstChild
        });
      }

      this.reset({
        keepZoomLayer: true,
        keepAnnotationLayer: true,
        keepAnnotationEditorLayer: true,
        keepXfaLayer: true
      });
    }
  }, {
    key: "cancelRendering",
    value: function cancelRendering() {
      var _ref3 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
          _ref3$keepAnnotationL = _ref3.keepAnnotationLayer,
          keepAnnotationLayer = _ref3$keepAnnotationL === void 0 ? false : _ref3$keepAnnotationL,
          _ref3$keepAnnotationE = _ref3.keepAnnotationEditorLayer,
          keepAnnotationEditorLayer = _ref3$keepAnnotationE === void 0 ? false : _ref3$keepAnnotationE,
          _ref3$keepXfaLayer = _ref3.keepXfaLayer,
          keepXfaLayer = _ref3$keepXfaLayer === void 0 ? false : _ref3$keepXfaLayer;

      if (this.paintTask) {
        this.paintTask.cancel();
        this.paintTask = null;
      }

      this.resume = null;

      if (this.textLayer) {
        this.textLayer.cancel();
        this.textLayer = null;
      }

      if (this.annotationLayer && (!keepAnnotationLayer || !this.annotationLayer.div)) {
        this.annotationLayer.cancel();
        this.annotationLayer = null;
        this._annotationCanvasMap = null;
      }

      if (this.annotationEditorLayer && (!keepAnnotationEditorLayer || !this.annotationEditorLayer.div)) {
        this.annotationEditorLayer.cancel();
        this.annotationEditorLayer = null;
      }

      if (this.xfaLayer && (!keepXfaLayer || !this.xfaLayer.div)) {
        var _this$textHighlighter;

        this.xfaLayer.cancel();
        this.xfaLayer = null;
        (_this$textHighlighter = this.textHighlighter) === null || _this$textHighlighter === void 0 ? void 0 : _this$textHighlighter.disable();
      }

      if (this._onTextLayerRendered) {
        this.eventBus._off("textlayerrendered", this._onTextLayerRendered);

        this._onTextLayerRendered = null;
      }
    }
  }, {
    key: "cssTransform",
    value: function cssTransform(_ref4) {
      var target = _ref4.target,
          _ref4$redrawAnnotatio = _ref4.redrawAnnotationLayer,
          redrawAnnotationLayer = _ref4$redrawAnnotatio === void 0 ? false : _ref4$redrawAnnotatio,
          _ref4$redrawAnnotatio2 = _ref4.redrawAnnotationEditorLayer,
          redrawAnnotationEditorLayer = _ref4$redrawAnnotatio2 === void 0 ? false : _ref4$redrawAnnotatio2,
          _ref4$redrawXfaLayer = _ref4.redrawXfaLayer,
          redrawXfaLayer = _ref4$redrawXfaLayer === void 0 ? false : _ref4$redrawXfaLayer;
      var width = this.viewport.width;
      var height = this.viewport.height;
      var div = this.div;
      target.style.width = target.parentNode.style.width = div.style.width = Math.floor(width) + "px";
      target.style.height = target.parentNode.style.height = div.style.height = Math.floor(height) + "px";
      var relativeRotation = this.viewport.rotation - this.paintedViewportMap.get(target).rotation;
      var absRotation = Math.abs(relativeRotation);
      var scaleX = 1,
          scaleY = 1;

      if (absRotation === 90 || absRotation === 270) {
        scaleX = height / width;
        scaleY = width / height;
      }

      target.style.transform = "rotate(".concat(relativeRotation, "deg) scale(").concat(scaleX, ", ").concat(scaleY, ")");

      if (this.textLayer) {
        var textLayerViewport = this.textLayer.viewport;
        var textRelativeRotation = this.viewport.rotation - textLayerViewport.rotation;
        var textAbsRotation = Math.abs(textRelativeRotation);
        var scale = width / textLayerViewport.width;

        if (textAbsRotation === 90 || textAbsRotation === 270) {
          scale = width / textLayerViewport.height;
        }

        var textLayerDiv = this.textLayer.textLayerDiv;
        var transX, transY;

        switch (textAbsRotation) {
          case 0:
            transX = transY = 0;
            break;

          case 90:
            transX = 0;
            transY = "-" + textLayerDiv.style.height;
            break;

          case 180:
            transX = "-" + textLayerDiv.style.width;
            transY = "-" + textLayerDiv.style.height;
            break;

          case 270:
            transX = "-" + textLayerDiv.style.width;
            transY = 0;
            break;

          default:
            console.error("Bad rotation value.");
            break;
        }

        textLayerDiv.style.transform = "rotate(".concat(textAbsRotation, "deg) ") + "scale(".concat(scale, ") ") + "translate(".concat(transX, ", ").concat(transY, ")");
        textLayerDiv.style.transformOrigin = "0% 0%";
      }

      if (redrawAnnotationLayer && this.annotationLayer) {
        this._renderAnnotationLayer();
      }

      if (redrawAnnotationEditorLayer && this.annotationEditorLayer) {
        this._renderAnnotationEditorLayer();
      }

      if (redrawXfaLayer && this.xfaLayer) {
        this._renderXfaLayer();
      }
    }
  }, {
    key: "width",
    get: function get() {
      return this.viewport.width;
    }
  }, {
    key: "height",
    get: function get() {
      return this.viewport.height;
    }
  }, {
    key: "getPagePoint",
    value: function getPagePoint(x, y) {
      return this.viewport.convertToPdfPoint(x, y);
    }
  }, {
    key: "toggleLoadingIconSpinner",
    value: function toggleLoadingIconSpinner() {
      var _this$loadingIconDiv;

      var viewVisible = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
      (_this$loadingIconDiv = this.loadingIconDiv) === null || _this$loadingIconDiv === void 0 ? void 0 : _this$loadingIconDiv.classList.toggle("notVisible", !viewVisible);
    }
  }, {
    key: "draw",
    value: function draw() {
      var _this$annotationLayer2,
          _this$annotationEdito3,
          _this$xfaLayer2,
          _this4 = this;

      if (this.renderingState !== _ui_utils.RenderingStates.INITIAL) {
        console.error("Must be in new state before drawing");
        this.reset();
      }

      var div = this.div,
          pdfPage = this.pdfPage;

      if (!pdfPage) {
        this.renderingState = _ui_utils.RenderingStates.FINISHED;

        if (this.loadingIconDiv) {
          this.loadingIconDiv.remove();
          delete this.loadingIconDiv;
        }

        return Promise.reject(new Error("pdfPage is not loaded"));
      }

      this.renderingState = _ui_utils.RenderingStates.RUNNING;
      var canvasWrapper = document.createElement("div");
      canvasWrapper.style.width = div.style.width;
      canvasWrapper.style.height = div.style.height;
      canvasWrapper.classList.add("canvasWrapper");
      var lastDivBeforeTextDiv = ((_this$annotationLayer2 = this.annotationLayer) === null || _this$annotationLayer2 === void 0 ? void 0 : _this$annotationLayer2.div) || ((_this$annotationEdito3 = this.annotationEditorLayer) === null || _this$annotationEdito3 === void 0 ? void 0 : _this$annotationEdito3.div);

      if (lastDivBeforeTextDiv) {
        lastDivBeforeTextDiv.before(canvasWrapper);
      } else {
        div.append(canvasWrapper);
      }

      var textLayer = null;

      if (this.textLayerMode !== _ui_utils.TextLayerMode.DISABLE && this.textLayerFactory) {
        var textLayerDiv = document.createElement("div");
        textLayerDiv.className = "textLayer";
        textLayerDiv.style.width = canvasWrapper.style.width;
        textLayerDiv.style.height = canvasWrapper.style.height;

        if (lastDivBeforeTextDiv) {
          lastDivBeforeTextDiv.before(textLayerDiv);
        } else {
          div.append(textLayerDiv);
        }

        textLayer = this.textLayerFactory.createTextLayerBuilder({
          textLayerDiv: textLayerDiv,
          pageIndex: this.id - 1,
          viewport: this.viewport,
          enhanceTextSelection: this.textLayerMode === _ui_utils.TextLayerMode.ENABLE_ENHANCE,
          eventBus: this.eventBus,
          highlighter: this.textHighlighter
        });
      }

      this.textLayer = textLayer;

      if (_classPrivateFieldGet(this, _annotationMode) !== _pdfjsLib.AnnotationMode.DISABLE && this.annotationLayerFactory) {
        this._annotationCanvasMap || (this._annotationCanvasMap = new Map());
        this.annotationLayer || (this.annotationLayer = this.annotationLayerFactory.createAnnotationLayerBuilder({
          pageDiv: div,
          pdfPage: pdfPage,
          imageResourcesPath: this.imageResourcesPath,
          renderForms: _classPrivateFieldGet(this, _annotationMode) === _pdfjsLib.AnnotationMode.ENABLE_FORMS,
          l10n: this.l10n,
          annotationCanvasMap: this._annotationCanvasMap
        }));
      }

      if ((_this$xfaLayer2 = this.xfaLayer) !== null && _this$xfaLayer2 !== void 0 && _this$xfaLayer2.div) {
        div.append(this.xfaLayer.div);
      }

      var renderContinueCallback = null;

      if (this.renderingQueue) {
        renderContinueCallback = function renderContinueCallback(cont) {
          if (!_this4.renderingQueue.isHighestPriority(_this4)) {
            _this4.renderingState = _ui_utils.RenderingStates.PAUSED;

            _this4.resume = function () {
              _this4.renderingState = _ui_utils.RenderingStates.RUNNING;
              cont();
            };

            return;
          }

          cont();
        };
      }

      var finishPaintTask = /*#__PURE__*/function () {
        var _ref5 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee5() {
          var error,
              _args5 = arguments;
          return _regeneratorRuntime().wrap(function _callee5$(_context5) {
            while (1) {
              switch (_context5.prev = _context5.next) {
                case 0:
                  error = _args5.length > 0 && _args5[0] !== undefined ? _args5[0] : null;

                  if (paintTask === _this4.paintTask) {
                    _this4.paintTask = null;
                  }

                  if (!(error instanceof _pdfjsLib.RenderingCancelledException)) {
                    _context5.next = 5;
                    break;
                  }

                  _this4._renderError = null;
                  return _context5.abrupt("return");

                case 5:
                  _this4._renderError = error;
                  _this4.renderingState = _ui_utils.RenderingStates.FINISHED;

                  if (_this4.loadingIconDiv) {
                    _this4.loadingIconDiv.remove();

                    delete _this4.loadingIconDiv;
                  }

                  _this4._resetZoomLayer(true);

                  _classPrivateFieldGet(_this4, _useThumbnailCanvas).regularAnnotations = !paintTask.separateAnnots;

                  _this4.eventBus.dispatch("pagerendered", {
                    source: _this4,
                    pageNumber: _this4.id,
                    cssTransform: false,
                    timestamp: performance.now(),
                    error: _this4._renderError
                  });

                  if (!error) {
                    _context5.next = 13;
                    break;
                  }

                  throw error;

                case 13:
                case "end":
                  return _context5.stop();
              }
            }
          }, _callee5);
        }));

        return function finishPaintTask() {
          return _ref5.apply(this, arguments);
        };
      }();

      var paintTask = this.renderer === _ui_utils.RendererType.SVG ? this.paintOnSvg(canvasWrapper) : this.paintOnCanvas(canvasWrapper);
      paintTask.onRenderContinue = renderContinueCallback;
      this.paintTask = paintTask;
      var resultPromise = paintTask.promise.then(function () {
        return finishPaintTask(null).then(function () {
          if (textLayer) {
            var readableStream = pdfPage.streamTextContent({
              includeMarkedContent: true
            });
            textLayer.setTextContentStream(readableStream);
            textLayer.render();
          }

          if (_this4.annotationLayer) {
            _this4._renderAnnotationLayer().then(function () {
              if (_this4.annotationEditorLayerFactory) {
                _this4.annotationEditorLayer || (_this4.annotationEditorLayer = _this4.annotationEditorLayerFactory.createAnnotationEditorLayerBuilder({
                  pageDiv: div,
                  pdfPage: pdfPage,
                  l10n: _this4.l10n
                }));

                _this4._renderAnnotationEditorLayer();
              }
            });
          }
        });
      }, function (reason) {
        return finishPaintTask(reason);
      });

      if (this.xfaLayerFactory) {
        if (!this.xfaLayer) {
          this.xfaLayer = this.xfaLayerFactory.createXfaLayerBuilder({
            pageDiv: div,
            pdfPage: pdfPage
          });
        }

        this._renderXfaLayer();
      }

      if (this.structTreeLayerFactory && this.textLayer && this.canvas) {
        this._onTextLayerRendered = function (event) {
          if (event.pageNumber !== _this4.id) {
            return;
          }

          _this4.eventBus._off("textlayerrendered", _this4._onTextLayerRendered);

          _this4._onTextLayerRendered = null;

          if (!_this4.canvas) {
            return;
          }

          _this4.pdfPage.getStructTree().then(function (tree) {
            if (!tree) {
              return;
            }

            if (!_this4.canvas) {
              return;
            }

            var treeDom = _this4.structTreeLayer.render(tree);

            treeDom.classList.add("structTree");

            _this4.canvas.append(treeDom);
          });
        };

        this.eventBus._on("textlayerrendered", this._onTextLayerRendered);

        this.structTreeLayer = this.structTreeLayerFactory.createStructTreeLayerBuilder({
          pdfPage: pdfPage
        });
      }

      div.setAttribute("data-loaded", true);
      this.eventBus.dispatch("pagerender", {
        source: this,
        pageNumber: this.id
      });
      return resultPromise;
    }
  }, {
    key: "paintOnCanvas",
    value: function paintOnCanvas(canvasWrapper) {
      var renderCapability = (0, _pdfjsLib.createPromiseCapability)();
      var result = {
        promise: renderCapability.promise,
        onRenderContinue: function onRenderContinue(cont) {
          cont();
        },
        cancel: function cancel() {
          renderTask.cancel();
        },

        get separateAnnots() {
          return renderTask.separateAnnots;
        }

      };
      var viewport = this.viewport;
      var canvas = document.createElement("canvas");
      canvas.setAttribute("role", "presentation");
      canvas.hidden = true;
      var isCanvasHidden = true;

      var showCanvas = function showCanvas() {
        if (isCanvasHidden) {
          canvas.hidden = false;
          isCanvasHidden = false;
        }
      };

      canvasWrapper.append(canvas);
      this.canvas = canvas;
      var ctx = canvas.getContext("2d", {
        alpha: false
      });
      var outputScale = this.outputScale = new _ui_utils.OutputScale();

      if (this.useOnlyCssZoom) {
        var actualSizeViewport = viewport.clone({
          scale: _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS
        });
        outputScale.sx *= actualSizeViewport.width / viewport.width;
        outputScale.sy *= actualSizeViewport.height / viewport.height;
      }

      if (this.maxCanvasPixels > 0) {
        var pixelsInViewport = viewport.width * viewport.height;
        var maxScale = Math.sqrt(this.maxCanvasPixels / pixelsInViewport);

        if (outputScale.sx > maxScale || outputScale.sy > maxScale) {
          outputScale.sx = maxScale;
          outputScale.sy = maxScale;
          this.hasRestrictedScaling = true;
        } else {
          this.hasRestrictedScaling = false;
        }
      }

      var sfx = (0, _ui_utils.approximateFraction)(outputScale.sx);
      var sfy = (0, _ui_utils.approximateFraction)(outputScale.sy);
      canvas.width = (0, _ui_utils.roundToDivide)(viewport.width * outputScale.sx, sfx[0]);
      canvas.height = (0, _ui_utils.roundToDivide)(viewport.height * outputScale.sy, sfy[0]);
      canvas.style.width = (0, _ui_utils.roundToDivide)(viewport.width, sfx[1]) + "px";
      canvas.style.height = (0, _ui_utils.roundToDivide)(viewport.height, sfy[1]) + "px";
      this.paintedViewportMap.set(canvas, viewport);
      var transform = outputScale.scaled ? [outputScale.sx, 0, 0, outputScale.sy, 0, 0] : null;
      var renderContext = {
        canvasContext: ctx,
        transform: transform,
        viewport: this.viewport,
        annotationMode: _classPrivateFieldGet(this, _annotationMode),
        optionalContentConfigPromise: this._optionalContentConfigPromise,
        annotationCanvasMap: this._annotationCanvasMap,
        pageColors: this.pageColors
      };
      var renderTask = this.pdfPage.render(renderContext);

      renderTask.onContinue = function (cont) {
        showCanvas();

        if (result.onRenderContinue) {
          result.onRenderContinue(cont);
        } else {
          cont();
        }
      };

      renderTask.promise.then(function () {
        showCanvas();
        renderCapability.resolve();
      }, function (error) {
        showCanvas();
        renderCapability.reject(error);
      });
      return result;
    }
  }, {
    key: "paintOnSvg",
    value: function paintOnSvg(wrapper) {
      var _this5 = this;

      var cancelled = false;

      var ensureNotCancelled = function ensureNotCancelled() {
        if (cancelled) {
          throw new _pdfjsLib.RenderingCancelledException("Rendering cancelled, page ".concat(_this5.id), "svg");
        }
      };

      var pdfPage = this.pdfPage;
      var actualSizeViewport = this.viewport.clone({
        scale: _pdfjsLib.PixelsPerInch.PDF_TO_CSS_UNITS
      });
      var promise = pdfPage.getOperatorList({
        annotationMode: _classPrivateFieldGet(this, _annotationMode)
      }).then(function (opList) {
        ensureNotCancelled();
        var svgGfx = new _pdfjsLib.SVGGraphics(pdfPage.commonObjs, pdfPage.objs);
        return svgGfx.getSVG(opList, actualSizeViewport).then(function (svg) {
          ensureNotCancelled();
          _this5.svg = svg;

          _this5.paintedViewportMap.set(svg, actualSizeViewport);

          svg.style.width = wrapper.style.width;
          svg.style.height = wrapper.style.height;
          _this5.renderingState = _ui_utils.RenderingStates.FINISHED;
          wrapper.append(svg);
        });
      });
      return {
        promise: promise,
        onRenderContinue: function onRenderContinue(cont) {
          cont();
        },
        cancel: function cancel() {
          cancelled = true;
        },

        get separateAnnots() {
          return false;
        }

      };
    }
  }, {
    key: "setPageLabel",
    value: function setPageLabel(label) {
      this.pageLabel = typeof label === "string" ? label : null;

      if (this.pageLabel !== null) {
        this.div.setAttribute("data-page-label", this.pageLabel);
      } else {
        this.div.removeAttribute("data-page-label");
      }
    }
  }, {
    key: "thumbnailCanvas",
    get: function get() {
      var _classPrivateFieldGet2 = _classPrivateFieldGet(this, _useThumbnailCanvas),
          initialOptionalContent = _classPrivateFieldGet2.initialOptionalContent,
          regularAnnotations = _classPrivateFieldGet2.regularAnnotations;

      return initialOptionalContent && regularAnnotations ? this.canvas : null;
    }
  }]);

  return PDFPageView;
}();

exports.PDFPageView = PDFPageView;

/***/ }),
/* 15 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.PDFRenderingQueue = void 0;

var _pdfjsLib = __w_pdfjs_require__(3);

var _ui_utils = __w_pdfjs_require__(7);

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var CLEANUP_TIMEOUT = 30000;

var PDFRenderingQueue = /*#__PURE__*/function () {
  function PDFRenderingQueue() {
    _classCallCheck(this, PDFRenderingQueue);

    this.pdfViewer = null;
    this.pdfThumbnailViewer = null;
    this.onIdle = null;
    this.highestPriorityPage = null;
    this.idleTimeout = null;
    this.printing = false;
    this.isThumbnailViewEnabled = false;
  }

  _createClass(PDFRenderingQueue, [{
    key: "setViewer",
    value: function setViewer(pdfViewer) {
      this.pdfViewer = pdfViewer;
    }
  }, {
    key: "setThumbnailViewer",
    value: function setThumbnailViewer(pdfThumbnailViewer) {
      this.pdfThumbnailViewer = pdfThumbnailViewer;
    }
  }, {
    key: "isHighestPriority",
    value: function isHighestPriority(view) {
      return this.highestPriorityPage === view.renderingId;
    }
  }, {
    key: "hasViewer",
    value: function hasViewer() {
      return !!this.pdfViewer;
    }
  }, {
    key: "renderHighestPriority",
    value: function renderHighestPriority(currentlyVisiblePages) {
      var _this$pdfThumbnailVie;

      if (this.idleTimeout) {
        clearTimeout(this.idleTimeout);
        this.idleTimeout = null;
      }

      if (this.pdfViewer.forceRendering(currentlyVisiblePages)) {
        return;
      }

      if (this.isThumbnailViewEnabled && (_this$pdfThumbnailVie = this.pdfThumbnailViewer) !== null && _this$pdfThumbnailVie !== void 0 && _this$pdfThumbnailVie.forceRendering()) {
        return;
      }

      if (this.printing) {
        return;
      }

      if (this.onIdle) {
        this.idleTimeout = setTimeout(this.onIdle.bind(this), CLEANUP_TIMEOUT);
      }
    }
  }, {
    key: "getHighestPriority",
    value: function getHighestPriority(visible, views, scrolledDown) {
      var preRenderExtra = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
      var visibleViews = visible.views,
          numVisible = visibleViews.length;

      if (numVisible === 0) {
        return null;
      }

      for (var i = 0; i < numVisible; i++) {
        var view = visibleViews[i].view;

        if (!this.isViewFinished(view)) {
          return view;
        }
      }

      var firstId = visible.first.id,
          lastId = visible.last.id;

      if (lastId - firstId + 1 > numVisible) {
        var visibleIds = visible.ids;

        for (var _i = 1, ii = lastId - firstId; _i < ii; _i++) {
          var holeId = scrolledDown ? firstId + _i : lastId - _i;

          if (visibleIds.has(holeId)) {
            continue;
          }

          var holeView = views[holeId - 1];

          if (!this.isViewFinished(holeView)) {
            return holeView;
          }
        }
      }

      var preRenderIndex = scrolledDown ? lastId : firstId - 2;
      var preRenderView = views[preRenderIndex];

      if (preRenderView && !this.isViewFinished(preRenderView)) {
        return preRenderView;
      }

      if (preRenderExtra) {
        preRenderIndex += scrolledDown ? 1 : -1;
        preRenderView = views[preRenderIndex];

        if (preRenderView && !this.isViewFinished(preRenderView)) {
          return preRenderView;
        }
      }

      return null;
    }
  }, {
    key: "isViewFinished",
    value: function isViewFinished(view) {
      return view.renderingState === _ui_utils.RenderingStates.FINISHED;
    }
  }, {
    key: "renderView",
    value: function renderView(view) {
      var _this = this;

      switch (view.renderingState) {
        case _ui_utils.RenderingStates.FINISHED:
          return false;

        case _ui_utils.RenderingStates.PAUSED:
          this.highestPriorityPage = view.renderingId;
          view.resume();
          break;

        case _ui_utils.RenderingStates.RUNNING:
          this.highestPriorityPage = view.renderingId;
          break;

        case _ui_utils.RenderingStates.INITIAL:
          this.highestPriorityPage = view.renderingId;
          view.draw()["finally"](function () {
            _this.renderHighestPriority();
          })["catch"](function (reason) {
            if (reason instanceof _pdfjsLib.RenderingCancelledException) {
              return;
            }

            console.error("renderView: \"".concat(reason, "\""));
          });
          break;
      }

      return true;
    }
  }]);

  return PDFRenderingQueue;
}();

exports.PDFRenderingQueue = PDFRenderingQueue;

/***/ }),
/* 16 */
/***/ ((__unused_webpack_module, exports) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.TextHighlighter = void 0;

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var TextHighlighter = /*#__PURE__*/function () {
  function TextHighlighter(_ref) {
    var findController = _ref.findController,
        eventBus = _ref.eventBus,
        pageIndex = _ref.pageIndex;

    _classCallCheck(this, TextHighlighter);

    this.findController = findController;
    this.matches = [];
    this.eventBus = eventBus;
    this.pageIdx = pageIndex;
    this._onUpdateTextLayerMatches = null;
    this.textDivs = null;
    this.textContentItemsStr = null;
    this.enabled = false;
  }

  _createClass(TextHighlighter, [{
    key: "setTextMapping",
    value: function setTextMapping(divs, texts) {
      this.textDivs = divs;
      this.textContentItemsStr = texts;
    }
  }, {
    key: "enable",
    value: function enable() {
      var _this = this;

      if (!this.textDivs || !this.textContentItemsStr) {
        throw new Error("Text divs and strings have not been set.");
      }

      if (this.enabled) {
        throw new Error("TextHighlighter is already enabled.");
      }

      this.enabled = true;

      if (!this._onUpdateTextLayerMatches) {
        this._onUpdateTextLayerMatches = function (evt) {
          if (evt.pageIndex === _this.pageIdx || evt.pageIndex === -1) {
            _this._updateMatches();
          }
        };

        this.eventBus._on("updatetextlayermatches", this._onUpdateTextLayerMatches);
      }

      this._updateMatches();
    }
  }, {
    key: "disable",
    value: function disable() {
      if (!this.enabled) {
        return;
      }

      this.enabled = false;

      if (this._onUpdateTextLayerMatches) {
        this.eventBus._off("updatetextlayermatches", this._onUpdateTextLayerMatches);

        this._onUpdateTextLayerMatches = null;
      }
    }
  }, {
    key: "_convertMatches",
    value: function _convertMatches(matches, matchesLength) {
      if (!matches) {
        return [];
      }

      var textContentItemsStr = this.textContentItemsStr;
      var i = 0,
          iIndex = 0;
      var end = textContentItemsStr.length - 1;
      var result = [];

      for (var m = 0, mm = matches.length; m < mm; m++) {
        var matchIdx = matches[m];

        while (i !== end && matchIdx >= iIndex + textContentItemsStr[i].length) {
          iIndex += textContentItemsStr[i].length;
          i++;
        }

        if (i === textContentItemsStr.length) {
          console.error("Could not find a matching mapping");
        }

        var match = {
          begin: {
            divIdx: i,
            offset: matchIdx - iIndex
          }
        };
        matchIdx += matchesLength[m];

        while (i !== end && matchIdx > iIndex + textContentItemsStr[i].length) {
          iIndex += textContentItemsStr[i].length;
          i++;
        }

        match.end = {
          divIdx: i,
          offset: matchIdx - iIndex
        };
        result.push(match);
      }

      return result;
    }
  }, {
    key: "_renderMatches",
    value: function _renderMatches(matches) {
      if (matches.length === 0) {
        return;
      }

      var findController = this.findController,
          pageIdx = this.pageIdx;
      var textContentItemsStr = this.textContentItemsStr,
          textDivs = this.textDivs;
      var isSelectedPage = pageIdx === findController.selected.pageIdx;
      var selectedMatchIdx = findController.selected.matchIdx;
      var highlightAll = findController.state.highlightAll;
      var prevEnd = null;
      var infinity = {
        divIdx: -1,
        offset: undefined
      };

      function beginText(begin, className) {
        var divIdx = begin.divIdx;
        textDivs[divIdx].textContent = "";
        return appendTextToDiv(divIdx, 0, begin.offset, className);
      }

      function appendTextToDiv(divIdx, fromOffset, toOffset, className) {
        var div = textDivs[divIdx];

        if (div.nodeType === Node.TEXT_NODE) {
          var span = document.createElement("span");
          div.before(span);
          span.append(div);
          textDivs[divIdx] = span;
          div = span;
        }

        var content = textContentItemsStr[divIdx].substring(fromOffset, toOffset);
        var node = document.createTextNode(content);

        if (className) {
          var _span = document.createElement("span");

          _span.className = "".concat(className, " appended");

          _span.append(node);

          div.append(_span);
          return className.includes("selected") ? _span.offsetLeft : 0;
        }

        div.append(node);
        return 0;
      }

      var i0 = selectedMatchIdx,
          i1 = i0 + 1;

      if (highlightAll) {
        i0 = 0;
        i1 = matches.length;
      } else if (!isSelectedPage) {
        return;
      }

      for (var i = i0; i < i1; i++) {
        var match = matches[i];
        var begin = match.begin;
        var end = match.end;
        var isSelected = isSelectedPage && i === selectedMatchIdx;
        var highlightSuffix = isSelected ? " selected" : "";
        var selectedLeft = 0;

        if (!prevEnd || begin.divIdx !== prevEnd.divIdx) {
          if (prevEnd !== null) {
            appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
          }

          beginText(begin);
        } else {
          appendTextToDiv(prevEnd.divIdx, prevEnd.offset, begin.offset);
        }

        if (begin.divIdx === end.divIdx) {
          selectedLeft = appendTextToDiv(begin.divIdx, begin.offset, end.offset, "highlight" + highlightSuffix);
        } else {
          selectedLeft = appendTextToDiv(begin.divIdx, begin.offset, infinity.offset, "highlight begin" + highlightSuffix);

          for (var n0 = begin.divIdx + 1, n1 = end.divIdx; n0 < n1; n0++) {
            textDivs[n0].className = "highlight middle" + highlightSuffix;
          }

          beginText(end, "highlight end" + highlightSuffix);
        }

        prevEnd = end;

        if (isSelected) {
          findController.scrollMatchIntoView({
            element: textDivs[begin.divIdx],
            selectedLeft: selectedLeft,
            pageIndex: pageIdx,
            matchIndex: selectedMatchIdx
          });
        }
      }

      if (prevEnd) {
        appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
      }
    }
  }, {
    key: "_updateMatches",
    value: function _updateMatches() {
      if (!this.enabled) {
        return;
      }

      var findController = this.findController,
          matches = this.matches,
          pageIdx = this.pageIdx;
      var textContentItemsStr = this.textContentItemsStr,
          textDivs = this.textDivs;
      var clearedUntilDivIdx = -1;

      for (var i = 0, ii = matches.length; i < ii; i++) {
        var match = matches[i];
        var begin = Math.max(clearedUntilDivIdx, match.begin.divIdx);

        for (var n = begin, end = match.end.divIdx; n <= end; n++) {
          var div = textDivs[n];
          div.textContent = textContentItemsStr[n];
          div.className = "";
        }

        clearedUntilDivIdx = match.end.divIdx + 1;
      }

      if (!(findController !== null && findController !== void 0 && findController.highlightMatches)) {
        return;
      }

      var pageMatches = findController.pageMatches[pageIdx] || null;
      var pageMatchesLength = findController.pageMatchesLength[pageIdx] || null;
      this.matches = this._convertMatches(pageMatches, pageMatchesLength);

      this._renderMatches(this.matches);
    }
  }]);

  return TextHighlighter;
}();

exports.TextHighlighter = TextHighlighter;

/***/ }),
/* 17 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.DownloadManager = void 0;

var _pdfjsLib = __w_pdfjs_require__(3);

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

;

function _download(blobUrl, filename) {
  var a = document.createElement("a");

  if (!a.click) {
    throw new Error('DownloadManager: "a.click()" is not supported.');
  }

  a.href = blobUrl;
  a.target = "_parent";

  if ("download" in a) {
    a.download = filename;
  }

  (document.body || document.documentElement).append(a);
  a.click();
  a.remove();
}

var DownloadManager = /*#__PURE__*/function () {
  function DownloadManager() {
    _classCallCheck(this, DownloadManager);

    this._openBlobUrls = new WeakMap();
  }

  _createClass(DownloadManager, [{
    key: "downloadUrl",
    value: function downloadUrl(url, filename) {
      if (!(0, _pdfjsLib.createValidAbsoluteUrl)(url, "http://example.com")) {
        console.error("downloadUrl - not a valid URL: ".concat(url));
        return;
      }

      _download(url + "#pdfjs.action=download", filename);
    }
  }, {
    key: "downloadData",
    value: function downloadData(data, filename, contentType) {
      var blobUrl = URL.createObjectURL(new Blob([data], {
        type: contentType
      }));

      _download(blobUrl, filename);
    }
  }, {
    key: "openOrDownloadData",
    value: function openOrDownloadData(element, data, filename) {
      var isPdfData = (0, _pdfjsLib.isPdfFile)(filename);
      var contentType = isPdfData ? "application/pdf" : "";

      if (isPdfData) {
        var blobUrl = this._openBlobUrls.get(element);

        if (!blobUrl) {
          blobUrl = URL.createObjectURL(new Blob([data], {
            type: contentType
          }));

          this._openBlobUrls.set(element, blobUrl);
        }

        var viewerUrl;
        viewerUrl = "?file=" + encodeURIComponent(blobUrl + "#" + filename);

        try {
          window.open(viewerUrl);
          return true;
        } catch (ex) {
          console.error("openOrDownloadData: ".concat(ex));
          URL.revokeObjectURL(blobUrl);

          this._openBlobUrls["delete"](element);
        }
      }

      this.downloadData(data, filename, contentType);
      return false;
    }
  }, {
    key: "download",
    value: function download(blob, url, filename) {
      var blobUrl = URL.createObjectURL(blob);

      _download(blobUrl, filename);
    }
  }]);

  return DownloadManager;
}();

exports.DownloadManager = DownloadManager;

/***/ }),
/* 18 */
/***/ ((__unused_webpack_module, exports) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.WaitOnType = exports.EventBus = exports.AutomationEventBus = void 0;
exports.waitOnEventOrTimeout = waitOnEventOrTimeout;

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

var WaitOnType = {
  EVENT: "event",
  TIMEOUT: "timeout"
};
exports.WaitOnType = WaitOnType;

function waitOnEventOrTimeout(_ref) {
  var target = _ref.target,
      name = _ref.name,
      _ref$delay = _ref.delay,
      delay = _ref$delay === void 0 ? 0 : _ref$delay;
  return new Promise(function (resolve, reject) {
    if (_typeof(target) !== "object" || !(name && typeof name === "string") || !(Number.isInteger(delay) && delay >= 0)) {
      throw new Error("waitOnEventOrTimeout - invalid parameters.");
    }

    function handler(type) {
      if (target instanceof EventBus) {
        target._off(name, eventHandler);
      } else {
        target.removeEventListener(name, eventHandler);
      }

      if (timeout) {
        clearTimeout(timeout);
      }

      resolve(type);
    }

    var eventHandler = handler.bind(null, WaitOnType.EVENT);

    if (target instanceof EventBus) {
      target._on(name, eventHandler);
    } else {
      target.addEventListener(name, eventHandler);
    }

    var timeoutHandler = handler.bind(null, WaitOnType.TIMEOUT);
    var timeout = setTimeout(timeoutHandler, delay);
  });
}

var EventBus = /*#__PURE__*/function () {
  function EventBus() {
    _classCallCheck(this, EventBus);

    this._listeners = Object.create(null);
  }

  _createClass(EventBus, [{
    key: "on",
    value: function on(eventName, listener) {
      var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;

      this._on(eventName, listener, {
        external: true,
        once: options === null || options === void 0 ? void 0 : options.once
      });
    }
  }, {
    key: "off",
    value: function off(eventName, listener) {
      var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;

      this._off(eventName, listener, {
        external: true,
        once: options === null || options === void 0 ? void 0 : options.once
      });
    }
  }, {
    key: "dispatch",
    value: function dispatch(eventName, data) {
      var eventListeners = this._listeners[eventName];

      if (!eventListeners || eventListeners.length === 0) {
        return;
      }

      var externalListeners;

      var _iterator = _createForOfIteratorHelper(eventListeners.slice(0)),
          _step;

      try {
        for (_iterator.s(); !(_step = _iterator.n()).done;) {
          var _step$value = _step.value,
              _listener = _step$value.listener,
              external = _step$value.external,
              once = _step$value.once;

          if (once) {
            this._off(eventName, _listener);
          }

          if (external) {
            (externalListeners || (externalListeners = [])).push(_listener);
            continue;
          }

          _listener(data);
        }
      } catch (err) {
        _iterator.e(err);
      } finally {
        _iterator.f();
      }

      if (externalListeners) {
        var _iterator2 = _createForOfIteratorHelper(externalListeners),
            _step2;

        try {
          for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
            var listener = _step2.value;
            listener(data);
          }
        } catch (err) {
          _iterator2.e(err);
        } finally {
          _iterator2.f();
        }

        externalListeners = null;
      }
    }
  }, {
    key: "_on",
    value: function _on(eventName, listener) {
      var _this$_listeners;

      var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
      var eventListeners = (_this$_listeners = this._listeners)[eventName] || (_this$_listeners[eventName] = []);
      eventListeners.push({
        listener: listener,
        external: (options === null || options === void 0 ? void 0 : options.external) === true,
        once: (options === null || options === void 0 ? void 0 : options.once) === true
      });
    }
  }, {
    key: "_off",
    value: function _off(eventName, listener) {
      var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
      var eventListeners = this._listeners[eventName];

      if (!eventListeners) {
        return;
      }

      for (var i = 0, ii = eventListeners.length; i < ii; i++) {
        if (eventListeners[i].listener === listener) {
          eventListeners.splice(i, 1);
          return;
        }
      }
    }
  }]);

  return EventBus;
}();

exports.EventBus = EventBus;

var AutomationEventBus = /*#__PURE__*/function (_EventBus) {
  _inherits(AutomationEventBus, _EventBus);

  var _super = _createSuper(AutomationEventBus);

  function AutomationEventBus() {
    _classCallCheck(this, AutomationEventBus);

    return _super.apply(this, arguments);
  }

  _createClass(AutomationEventBus, [{
    key: "dispatch",
    value: function dispatch(eventName, data) {
      throw new Error("Not implemented: AutomationEventBus.dispatch");
    }
  }]);

  return AutomationEventBus;
}(EventBus);

exports.AutomationEventBus = AutomationEventBus;

/***/ }),
/* 19 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.GenericL10n = void 0;

__w_pdfjs_require__(20);

var _l10n_utils = __w_pdfjs_require__(4);

function _regeneratorRuntime() { "use strict"; /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */ _regeneratorRuntime = function _regeneratorRuntime() { return exports; }; var exports = {}, Op = Object.prototype, hasOwn = Op.hasOwnProperty, $Symbol = "function" == typeof Symbol ? Symbol : {}, iteratorSymbol = $Symbol.iterator || "@@iterator", asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator", toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag"; function define(obj, key, value) { return Object.defineProperty(obj, key, { value: value, enumerable: !0, configurable: !0, writable: !0 }), obj[key]; } try { define({}, ""); } catch (err) { define = function define(obj, key, value) { return obj[key] = value; }; } function wrap(innerFn, outerFn, self, tryLocsList) { var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator, generator = Object.create(protoGenerator.prototype), context = new Context(tryLocsList || []); return generator._invoke = function (innerFn, self, context) { var state = "suspendedStart"; return function (method, arg) { if ("executing" === state) throw new Error("Generator is already running"); if ("completed" === state) { if ("throw" === method) throw arg; return doneResult(); } for (context.method = method, context.arg = arg;;) { var delegate = context.delegate; if (delegate) { var delegateResult = maybeInvokeDelegate(delegate, context); if (delegateResult) { if (delegateResult === ContinueSentinel) continue; return delegateResult; } } if ("next" === context.method) context.sent = context._sent = context.arg;else if ("throw" === context.method) { if ("suspendedStart" === state) throw state = "completed", context.arg; context.dispatchException(context.arg); } else "return" === context.method && context.abrupt("return", context.arg); state = "executing"; var record = tryCatch(innerFn, self, context); if ("normal" === record.type) { if (state = context.done ? "completed" : "suspendedYield", record.arg === ContinueSentinel) continue; return { value: record.arg, done: context.done }; } "throw" === record.type && (state = "completed", context.method = "throw", context.arg = record.arg); } }; }(innerFn, self, context), generator; } function tryCatch(fn, obj, arg) { try { return { type: "normal", arg: fn.call(obj, arg) }; } catch (err) { return { type: "throw", arg: err }; } } exports.wrap = wrap; var ContinueSentinel = {}; function Generator() {} function GeneratorFunction() {} function GeneratorFunctionPrototype() {} var IteratorPrototype = {}; define(IteratorPrototype, iteratorSymbol, function () { return this; }); var getProto = Object.getPrototypeOf, NativeIteratorPrototype = getProto && getProto(getProto(values([]))); NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol) && (IteratorPrototype = NativeIteratorPrototype); var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype); function defineIteratorMethods(prototype) { ["next", "throw", "return"].forEach(function (method) { define(prototype, method, function (arg) { return this._invoke(method, arg); }); }); } function AsyncIterator(generator, PromiseImpl) { function invoke(method, arg, resolve, reject) { var record = tryCatch(generator[method], generator, arg); if ("throw" !== record.type) { var result = record.arg, value = result.value; return value && "object" == _typeof(value) && hasOwn.call(value, "__await") ? PromiseImpl.resolve(value.__await).then(function (value) { invoke("next", value, resolve, reject); }, function (err) { invoke("throw", err, resolve, reject); }) : PromiseImpl.resolve(value).then(function (unwrapped) { result.value = unwrapped, resolve(result); }, function (error) { return invoke("throw", error, resolve, reject); }); } reject(record.arg); } var previousPromise; this._invoke = function (method, arg) { function callInvokeWithMethodAndArg() { return new PromiseImpl(function (resolve, reject) { invoke(method, arg, resolve, reject); }); } return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg(); }; } function maybeInvokeDelegate(delegate, context) { var method = delegate.iterator[context.method]; if (undefined === method) { if (context.delegate = null, "throw" === context.method) { if (delegate.iterator["return"] && (context.method = "return", context.arg = undefined, maybeInvokeDelegate(delegate, context), "throw" === context.method)) return ContinueSentinel; context.method = "throw", context.arg = new TypeError("The iterator does not provide a 'throw' method"); } return ContinueSentinel; } var record = tryCatch(method, delegate.iterator, context.arg); if ("throw" === record.type) return context.method = "throw", context.arg = record.arg, context.delegate = null, ContinueSentinel; var info = record.arg; return info ? info.done ? (context[delegate.resultName] = info.value, context.next = delegate.nextLoc, "return" !== context.method && (context.method = "next", context.arg = undefined), context.delegate = null, ContinueSentinel) : info : (context.method = "throw", context.arg = new TypeError("iterator result is not an object"), context.delegate = null, ContinueSentinel); } function pushTryEntry(locs) { var entry = { tryLoc: locs[0] }; 1 in locs && (entry.catchLoc = locs[1]), 2 in locs && (entry.finallyLoc = locs[2], entry.afterLoc = locs[3]), this.tryEntries.push(entry); } function resetTryEntry(entry) { var record = entry.completion || {}; record.type = "normal", delete record.arg, entry.completion = record; } function Context(tryLocsList) { this.tryEntries = [{ tryLoc: "root" }], tryLocsList.forEach(pushTryEntry, this), this.reset(!0); } function values(iterable) { if (iterable) { var iteratorMethod = iterable[iteratorSymbol]; if (iteratorMethod) return iteratorMethod.call(iterable); if ("function" == typeof iterable.next) return iterable; if (!isNaN(iterable.length)) { var i = -1, next = function next() { for (; ++i < iterable.length;) { if (hasOwn.call(iterable, i)) return next.value = iterable[i], next.done = !1, next; } return next.value = undefined, next.done = !0, next; }; return next.next = next; } } return { next: doneResult }; } function doneResult() { return { value: undefined, done: !0 }; } return GeneratorFunction.prototype = GeneratorFunctionPrototype, define(Gp, "constructor", GeneratorFunctionPrototype), define(GeneratorFunctionPrototype, "constructor", GeneratorFunction), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"), exports.isGeneratorFunction = function (genFun) { var ctor = "function" == typeof genFun && genFun.constructor; return !!ctor && (ctor === GeneratorFunction || "GeneratorFunction" === (ctor.displayName || ctor.name)); }, exports.mark = function (genFun) { return Object.setPrototypeOf ? Object.setPrototypeOf(genFun, GeneratorFunctionPrototype) : (genFun.__proto__ = GeneratorFunctionPrototype, define(genFun, toStringTagSymbol, "GeneratorFunction")), genFun.prototype = Object.create(Gp), genFun; }, exports.awrap = function (arg) { return { __await: arg }; }, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, asyncIteratorSymbol, function () { return this; }), exports.AsyncIterator = AsyncIterator, exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) { void 0 === PromiseImpl && (PromiseImpl = Promise); var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl); return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) { return result.done ? result.value : iter.next(); }); }, defineIteratorMethods(Gp), define(Gp, toStringTagSymbol, "Generator"), define(Gp, iteratorSymbol, function () { return this; }), define(Gp, "toString", function () { return "[object Generator]"; }), exports.keys = function (object) { var keys = []; for (var key in object) { keys.push(key); } return keys.reverse(), function next() { for (; keys.length;) { var key = keys.pop(); if (key in object) return next.value = key, next.done = !1, next; } return next.done = !0, next; }; }, exports.values = values, Context.prototype = { constructor: Context, reset: function reset(skipTempReset) { if (this.prev = 0, this.next = 0, this.sent = this._sent = undefined, this.done = !1, this.delegate = null, this.method = "next", this.arg = undefined, this.tryEntries.forEach(resetTryEntry), !skipTempReset) for (var name in this) { "t" === name.charAt(0) && hasOwn.call(this, name) && !isNaN(+name.slice(1)) && (this[name] = undefined); } }, stop: function stop() { this.done = !0; var rootRecord = this.tryEntries[0].completion; if ("throw" === rootRecord.type) throw rootRecord.arg; return this.rval; }, dispatchException: function dispatchException(exception) { if (this.done) throw exception; var context = this; function handle(loc, caught) { return record.type = "throw", record.arg = exception, context.next = loc, caught && (context.method = "next", context.arg = undefined), !!caught; } for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i], record = entry.completion; if ("root" === entry.tryLoc) return handle("end"); if (entry.tryLoc <= this.prev) { var hasCatch = hasOwn.call(entry, "catchLoc"), hasFinally = hasOwn.call(entry, "finallyLoc"); if (hasCatch && hasFinally) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } else if (hasCatch) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); } else { if (!hasFinally) throw new Error("try statement without catch or finally"); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } } } }, abrupt: function abrupt(type, arg) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) { var finallyEntry = entry; break; } } finallyEntry && ("break" === type || "continue" === type) && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc && (finallyEntry = null); var record = finallyEntry ? finallyEntry.completion : {}; return record.type = type, record.arg = arg, finallyEntry ? (this.method = "next", this.next = finallyEntry.finallyLoc, ContinueSentinel) : this.complete(record); }, complete: function complete(record, afterLoc) { if ("throw" === record.type) throw record.arg; return "break" === record.type || "continue" === record.type ? this.next = record.arg : "return" === record.type ? (this.rval = this.arg = record.arg, this.method = "return", this.next = "end") : "normal" === record.type && afterLoc && (this.next = afterLoc), ContinueSentinel; }, finish: function finish(finallyLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.finallyLoc === finallyLoc) return this.complete(entry.completion, entry.afterLoc), resetTryEntry(entry), ContinueSentinel; } }, "catch": function _catch(tryLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc === tryLoc) { var record = entry.completion; if ("throw" === record.type) { var thrown = record.arg; resetTryEntry(entry); } return thrown; } } throw new Error("illegal catch attempt"); }, delegateYield: function delegateYield(iterable, resultName, nextLoc) { return this.delegate = { iterator: values(iterable), resultName: resultName, nextLoc: nextLoc }, "next" === this.method && (this.arg = undefined), ContinueSentinel; } }, exports; }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var webL10n = document.webL10n;

var GenericL10n = /*#__PURE__*/function () {
  function GenericL10n(lang) {
    _classCallCheck(this, GenericL10n);

    this._lang = lang;
    this._ready = new Promise(function (resolve, reject) {
      webL10n.setLanguage((0, _l10n_utils.fixupLangCode)(lang), function () {
        resolve(webL10n);
      });
    });
  }

  _createClass(GenericL10n, [{
    key: "getLanguage",
    value: function () {
      var _getLanguage = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee() {
        var l10n;
        return _regeneratorRuntime().wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                _context.next = 2;
                return this._ready;

              case 2:
                l10n = _context.sent;
                return _context.abrupt("return", l10n.getLanguage());

              case 4:
              case "end":
                return _context.stop();
            }
          }
        }, _callee, this);
      }));

      function getLanguage() {
        return _getLanguage.apply(this, arguments);
      }

      return getLanguage;
    }()
  }, {
    key: "getDirection",
    value: function () {
      var _getDirection = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee2() {
        var l10n;
        return _regeneratorRuntime().wrap(function _callee2$(_context2) {
          while (1) {
            switch (_context2.prev = _context2.next) {
              case 0:
                _context2.next = 2;
                return this._ready;

              case 2:
                l10n = _context2.sent;
                return _context2.abrupt("return", l10n.getDirection());

              case 4:
              case "end":
                return _context2.stop();
            }
          }
        }, _callee2, this);
      }));

      function getDirection() {
        return _getDirection.apply(this, arguments);
      }

      return getDirection;
    }()
  }, {
    key: "get",
    value: function () {
      var _get = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee3(key) {
        var args,
            fallback,
            l10n,
            _args3 = arguments;
        return _regeneratorRuntime().wrap(function _callee3$(_context3) {
          while (1) {
            switch (_context3.prev = _context3.next) {
              case 0:
                args = _args3.length > 1 && _args3[1] !== undefined ? _args3[1] : null;
                fallback = _args3.length > 2 && _args3[2] !== undefined ? _args3[2] : (0, _l10n_utils.getL10nFallback)(key, args);
                _context3.next = 4;
                return this._ready;

              case 4:
                l10n = _context3.sent;
                return _context3.abrupt("return", l10n.get(key, args, fallback));

              case 6:
              case "end":
                return _context3.stop();
            }
          }
        }, _callee3, this);
      }));

      function get(_x) {
        return _get.apply(this, arguments);
      }

      return get;
    }()
  }, {
    key: "translate",
    value: function () {
      var _translate = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee4(element) {
        var l10n;
        return _regeneratorRuntime().wrap(function _callee4$(_context4) {
          while (1) {
            switch (_context4.prev = _context4.next) {
              case 0:
                _context4.next = 2;
                return this._ready;

              case 2:
                l10n = _context4.sent;
                return _context4.abrupt("return", l10n.translate(element));

              case 4:
              case "end":
                return _context4.stop();
            }
          }
        }, _callee4, this);
      }));

      function translate(_x2) {
        return _translate.apply(this, arguments);
      }

      return translate;
    }()
  }]);

  return GenericL10n;
}();

exports.GenericL10n = GenericL10n;

/***/ }),
/* 20 */
/***/ (() => {



document.webL10n = function (window, document, undefined) {
  var gL10nData = {};
  var gTextData = '';
  var gTextProp = 'textContent';
  var gLanguage = '';
  var gMacros = {};
  var gReadyState = 'loading';
  var gAsyncResourceLoading = true;

  function getL10nResourceLinks() {
    return document.querySelectorAll('link[type="application/l10n"]');
  }

  function getL10nDictionary() {
    var script = document.querySelector('script[type="application/l10n"]');
    return script ? JSON.parse(script.innerHTML) : null;
  }

  function getTranslatableChildren(element) {
    return element ? element.querySelectorAll('*[data-l10n-id]') : [];
  }

  function getL10nAttributes(element) {
    if (!element) return {};
    var l10nId = element.getAttribute('data-l10n-id');
    var l10nArgs = element.getAttribute('data-l10n-args');
    var args = {};

    if (l10nArgs) {
      try {
        args = JSON.parse(l10nArgs);
      } catch (e) {
        console.warn('could not parse arguments for #' + l10nId);
      }
    }

    return {
      id: l10nId,
      args: args
    };
  }

  function xhrLoadText(url, onSuccess, onFailure) {
    onSuccess = onSuccess || function _onSuccess(data) {};

    onFailure = onFailure || function _onFailure() {};

    var xhr = new XMLHttpRequest();
    xhr.open('GET', url, gAsyncResourceLoading);

    if (xhr.overrideMimeType) {
      xhr.overrideMimeType('text/plain; charset=utf-8');
    }

    xhr.onreadystatechange = function () {
      if (xhr.readyState == 4) {
        if (xhr.status == 200 || xhr.status === 0) {
          onSuccess(xhr.responseText);
        } else {
          onFailure();
        }
      }
    };

    xhr.onerror = onFailure;
    xhr.ontimeout = onFailure;

    try {
      xhr.send(null);
    } catch (e) {
      onFailure();
    }
  }

  function parseResource(href, lang, successCallback, failureCallback) {
    var baseURL = href.replace(/[^\/]*$/, '') || './';

    function evalString(text) {
      if (text.lastIndexOf('\\') < 0) return text;
      return text.replace(/\\\\/g, '\\').replace(/\\n/g, '\n').replace(/\\r/g, '\r').replace(/\\t/g, '\t').replace(/\\b/g, '\b').replace(/\\f/g, '\f').replace(/\\{/g, '{').replace(/\\}/g, '}').replace(/\\"/g, '"').replace(/\\'/g, "'");
    }

    function parseProperties(text, parsedPropertiesCallback) {
      var dictionary = {};
      var reBlank = /^\s*|\s*$/;
      var reComment = /^\s*#|^\s*$/;
      var reSection = /^\s*\[(.*)\]\s*$/;
      var reImport = /^\s*@import\s+url\((.*)\)\s*$/i;
      var reSplit = /^([^=\s]*)\s*=\s*(.+)$/;

      function parseRawLines(rawText, extendedSyntax, parsedRawLinesCallback) {
        var entries = rawText.replace(reBlank, '').split(/[\r\n]+/);
        var currentLang = '*';
        var genericLang = lang.split('-', 1)[0];
        var skipLang = false;
        var match = '';

        function nextEntry() {
          while (true) {
            if (!entries.length) {
              parsedRawLinesCallback();
              return;
            }

            var line = entries.shift();
            if (reComment.test(line)) continue;

            if (extendedSyntax) {
              match = reSection.exec(line);

              if (match) {
                currentLang = match[1].toLowerCase();
                skipLang = currentLang !== '*' && currentLang !== lang && currentLang !== genericLang;
                continue;
              } else if (skipLang) {
                continue;
              }

              match = reImport.exec(line);

              if (match) {
                loadImport(baseURL + match[1], nextEntry);
                return;
              }
            }

            var tmp = line.match(reSplit);

            if (tmp && tmp.length == 3) {
              dictionary[tmp[1]] = evalString(tmp[2]);
            }
          }
        }

        nextEntry();
      }

      function loadImport(url, callback) {
        xhrLoadText(url, function (content) {
          parseRawLines(content, false, callback);
        }, function () {
          console.warn(url + ' not found.');
          callback();
        });
      }

      parseRawLines(text, true, function () {
        parsedPropertiesCallback(dictionary);
      });
    }

    xhrLoadText(href, function (response) {
      gTextData += response;
      parseProperties(response, function (data) {
        for (var key in data) {
          var id,
              prop,
              index = key.lastIndexOf('.');

          if (index > 0) {
            id = key.substring(0, index);
            prop = key.substring(index + 1);
          } else {
            id = key;
            prop = gTextProp;
          }

          if (!gL10nData[id]) {
            gL10nData[id] = {};
          }

          gL10nData[id][prop] = data[key];
        }

        if (successCallback) {
          successCallback();
        }
      });
    }, failureCallback);
  }

  function loadLocale(lang, callback) {
    if (lang) {
      lang = lang.toLowerCase();
    }

    callback = callback || function _callback() {};

    clear();
    gLanguage = lang;
    var langLinks = getL10nResourceLinks();
    var langCount = langLinks.length;

    if (langCount === 0) {
      var dict = getL10nDictionary();

      if (dict && dict.locales && dict.default_locale) {
        console.log('using the embedded JSON directory, early way out');
        gL10nData = dict.locales[lang];

        if (!gL10nData) {
          var defaultLocale = dict.default_locale.toLowerCase();

          for (var anyCaseLang in dict.locales) {
            anyCaseLang = anyCaseLang.toLowerCase();

            if (anyCaseLang === lang) {
              gL10nData = dict.locales[lang];
              break;
            } else if (anyCaseLang === defaultLocale) {
              gL10nData = dict.locales[defaultLocale];
            }
          }
        }

        callback();
      } else {
        console.log('no resource to load, early way out');
      }

      gReadyState = 'complete';
      return;
    }

    var onResourceLoaded = null;
    var gResourceCount = 0;

    onResourceLoaded = function onResourceLoaded() {
      gResourceCount++;

      if (gResourceCount >= langCount) {
        callback();
        gReadyState = 'complete';
      }
    };

    function L10nResourceLink(link) {
      var href = link.href;

      this.load = function (lang, callback) {
        parseResource(href, lang, callback, function () {
          console.warn(href + ' not found.');
          console.warn('"' + lang + '" resource not found');
          gLanguage = '';
          callback();
        });
      };
    }

    for (var i = 0; i < langCount; i++) {
      var resource = new L10nResourceLink(langLinks[i]);
      resource.load(lang, onResourceLoaded);
    }
  }

  function clear() {
    gL10nData = {};
    gTextData = '';
    gLanguage = '';
  }

  function getPluralRules(lang) {
    var locales2rules = {
      'af': 3,
      'ak': 4,
      'am': 4,
      'ar': 1,
      'asa': 3,
      'az': 0,
      'be': 11,
      'bem': 3,
      'bez': 3,
      'bg': 3,
      'bh': 4,
      'bm': 0,
      'bn': 3,
      'bo': 0,
      'br': 20,
      'brx': 3,
      'bs': 11,
      'ca': 3,
      'cgg': 3,
      'chr': 3,
      'cs': 12,
      'cy': 17,
      'da': 3,
      'de': 3,
      'dv': 3,
      'dz': 0,
      'ee': 3,
      'el': 3,
      'en': 3,
      'eo': 3,
      'es': 3,
      'et': 3,
      'eu': 3,
      'fa': 0,
      'ff': 5,
      'fi': 3,
      'fil': 4,
      'fo': 3,
      'fr': 5,
      'fur': 3,
      'fy': 3,
      'ga': 8,
      'gd': 24,
      'gl': 3,
      'gsw': 3,
      'gu': 3,
      'guw': 4,
      'gv': 23,
      'ha': 3,
      'haw': 3,
      'he': 2,
      'hi': 4,
      'hr': 11,
      'hu': 0,
      'id': 0,
      'ig': 0,
      'ii': 0,
      'is': 3,
      'it': 3,
      'iu': 7,
      'ja': 0,
      'jmc': 3,
      'jv': 0,
      'ka': 0,
      'kab': 5,
      'kaj': 3,
      'kcg': 3,
      'kde': 0,
      'kea': 0,
      'kk': 3,
      'kl': 3,
      'km': 0,
      'kn': 0,
      'ko': 0,
      'ksb': 3,
      'ksh': 21,
      'ku': 3,
      'kw': 7,
      'lag': 18,
      'lb': 3,
      'lg': 3,
      'ln': 4,
      'lo': 0,
      'lt': 10,
      'lv': 6,
      'mas': 3,
      'mg': 4,
      'mk': 16,
      'ml': 3,
      'mn': 3,
      'mo': 9,
      'mr': 3,
      'ms': 0,
      'mt': 15,
      'my': 0,
      'nah': 3,
      'naq': 7,
      'nb': 3,
      'nd': 3,
      'ne': 3,
      'nl': 3,
      'nn': 3,
      'no': 3,
      'nr': 3,
      'nso': 4,
      'ny': 3,
      'nyn': 3,
      'om': 3,
      'or': 3,
      'pa': 3,
      'pap': 3,
      'pl': 13,
      'ps': 3,
      'pt': 3,
      'rm': 3,
      'ro': 9,
      'rof': 3,
      'ru': 11,
      'rwk': 3,
      'sah': 0,
      'saq': 3,
      'se': 7,
      'seh': 3,
      'ses': 0,
      'sg': 0,
      'sh': 11,
      'shi': 19,
      'sk': 12,
      'sl': 14,
      'sma': 7,
      'smi': 7,
      'smj': 7,
      'smn': 7,
      'sms': 7,
      'sn': 3,
      'so': 3,
      'sq': 3,
      'sr': 11,
      'ss': 3,
      'ssy': 3,
      'st': 3,
      'sv': 3,
      'sw': 3,
      'syr': 3,
      'ta': 3,
      'te': 3,
      'teo': 3,
      'th': 0,
      'ti': 4,
      'tig': 3,
      'tk': 3,
      'tl': 4,
      'tn': 3,
      'to': 0,
      'tr': 0,
      'ts': 3,
      'tzm': 22,
      'uk': 11,
      'ur': 3,
      've': 3,
      'vi': 0,
      'vun': 3,
      'wa': 4,
      'wae': 3,
      'wo': 0,
      'xh': 3,
      'xog': 3,
      'yo': 0,
      'zh': 0,
      'zu': 3
    };

    function isIn(n, list) {
      return list.indexOf(n) !== -1;
    }

    function isBetween(n, start, end) {
      return start <= n && n <= end;
    }

    var pluralRules = {
      '0': function _(n) {
        return 'other';
      },
      '1': function _(n) {
        if (isBetween(n % 100, 3, 10)) return 'few';
        if (n === 0) return 'zero';
        if (isBetween(n % 100, 11, 99)) return 'many';
        if (n == 2) return 'two';
        if (n == 1) return 'one';
        return 'other';
      },
      '2': function _(n) {
        if (n !== 0 && n % 10 === 0) return 'many';
        if (n == 2) return 'two';
        if (n == 1) return 'one';
        return 'other';
      },
      '3': function _(n) {
        if (n == 1) return 'one';
        return 'other';
      },
      '4': function _(n) {
        if (isBetween(n, 0, 1)) return 'one';
        return 'other';
      },
      '5': function _(n) {
        if (isBetween(n, 0, 2) && n != 2) return 'one';
        return 'other';
      },
      '6': function _(n) {
        if (n === 0) return 'zero';
        if (n % 10 == 1 && n % 100 != 11) return 'one';
        return 'other';
      },
      '7': function _(n) {
        if (n == 2) return 'two';
        if (n == 1) return 'one';
        return 'other';
      },
      '8': function _(n) {
        if (isBetween(n, 3, 6)) return 'few';
        if (isBetween(n, 7, 10)) return 'many';
        if (n == 2) return 'two';
        if (n == 1) return 'one';
        return 'other';
      },
      '9': function _(n) {
        if (n === 0 || n != 1 && isBetween(n % 100, 1, 19)) return 'few';
        if (n == 1) return 'one';
        return 'other';
      },
      '10': function _(n) {
        if (isBetween(n % 10, 2, 9) && !isBetween(n % 100, 11, 19)) return 'few';
        if (n % 10 == 1 && !isBetween(n % 100, 11, 19)) return 'one';
        return 'other';
      },
      '11': function _(n) {
        if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
        if (n % 10 === 0 || isBetween(n % 10, 5, 9) || isBetween(n % 100, 11, 14)) return 'many';
        if (n % 10 == 1 && n % 100 != 11) return 'one';
        return 'other';
      },
      '12': function _(n) {
        if (isBetween(n, 2, 4)) return 'few';
        if (n == 1) return 'one';
        return 'other';
      },
      '13': function _(n) {
        if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
        if (n != 1 && isBetween(n % 10, 0, 1) || isBetween(n % 10, 5, 9) || isBetween(n % 100, 12, 14)) return 'many';
        if (n == 1) return 'one';
        return 'other';
      },
      '14': function _(n) {
        if (isBetween(n % 100, 3, 4)) return 'few';
        if (n % 100 == 2) return 'two';
        if (n % 100 == 1) return 'one';
        return 'other';
      },
      '15': function _(n) {
        if (n === 0 || isBetween(n % 100, 2, 10)) return 'few';
        if (isBetween(n % 100, 11, 19)) return 'many';
        if (n == 1) return 'one';
        return 'other';
      },
      '16': function _(n) {
        if (n % 10 == 1 && n != 11) return 'one';
        return 'other';
      },
      '17': function _(n) {
        if (n == 3) return 'few';
        if (n === 0) return 'zero';
        if (n == 6) return 'many';
        if (n == 2) return 'two';
        if (n == 1) return 'one';
        return 'other';
      },
      '18': function _(n) {
        if (n === 0) return 'zero';
        if (isBetween(n, 0, 2) && n !== 0 && n != 2) return 'one';
        return 'other';
      },
      '19': function _(n) {
        if (isBetween(n, 2, 10)) return 'few';
        if (isBetween(n, 0, 1)) return 'one';
        return 'other';
      },
      '20': function _(n) {
        if ((isBetween(n % 10, 3, 4) || n % 10 == 9) && !(isBetween(n % 100, 10, 19) || isBetween(n % 100, 70, 79) || isBetween(n % 100, 90, 99))) return 'few';
        if (n % 1000000 === 0 && n !== 0) return 'many';
        if (n % 10 == 2 && !isIn(n % 100, [12, 72, 92])) return 'two';
        if (n % 10 == 1 && !isIn(n % 100, [11, 71, 91])) return 'one';
        return 'other';
      },
      '21': function _(n) {
        if (n === 0) return 'zero';
        if (n == 1) return 'one';
        return 'other';
      },
      '22': function _(n) {
        if (isBetween(n, 0, 1) || isBetween(n, 11, 99)) return 'one';
        return 'other';
      },
      '23': function _(n) {
        if (isBetween(n % 10, 1, 2) || n % 20 === 0) return 'one';
        return 'other';
      },
      '24': function _(n) {
        if (isBetween(n, 3, 10) || isBetween(n, 13, 19)) return 'few';
        if (isIn(n, [2, 12])) return 'two';
        if (isIn(n, [1, 11])) return 'one';
        return 'other';
      }
    };
    var index = locales2rules[lang.replace(/-.*$/, '')];

    if (!(index in pluralRules)) {
      console.warn('plural form unknown for [' + lang + ']');
      return function () {
        return 'other';
      };
    }

    return pluralRules[index];
  }

  gMacros.plural = function (str, param, key, prop) {
    var n = parseFloat(param);
    if (isNaN(n)) return str;
    if (prop != gTextProp) return str;

    if (!gMacros._pluralRules) {
      gMacros._pluralRules = getPluralRules(gLanguage);
    }

    var index = '[' + gMacros._pluralRules(n) + ']';

    if (n === 0 && key + '[zero]' in gL10nData) {
      str = gL10nData[key + '[zero]'][prop];
    } else if (n == 1 && key + '[one]' in gL10nData) {
      str = gL10nData[key + '[one]'][prop];
    } else if (n == 2 && key + '[two]' in gL10nData) {
      str = gL10nData[key + '[two]'][prop];
    } else if (key + index in gL10nData) {
      str = gL10nData[key + index][prop];
    } else if (key + '[other]' in gL10nData) {
      str = gL10nData[key + '[other]'][prop];
    }

    return str;
  };

  function getL10nData(key, args, fallback) {
    var data = gL10nData[key];

    if (!data) {
      console.warn('#' + key + ' is undefined.');

      if (!fallback) {
        return null;
      }

      data = fallback;
    }

    var rv = {};

    for (var prop in data) {
      var str = data[prop];
      str = substIndexes(str, args, key, prop);
      str = substArguments(str, args, key);
      rv[prop] = str;
    }

    return rv;
  }

  function substIndexes(str, args, key, prop) {
    var reIndex = /\{\[\s*([a-zA-Z]+)\(([a-zA-Z]+)\)\s*\]\}/;
    var reMatch = reIndex.exec(str);
    if (!reMatch || !reMatch.length) return str;
    var macroName = reMatch[1];
    var paramName = reMatch[2];
    var param;

    if (args && paramName in args) {
      param = args[paramName];
    } else if (paramName in gL10nData) {
      param = gL10nData[paramName];
    }

    if (macroName in gMacros) {
      var macro = gMacros[macroName];
      str = macro(str, param, key, prop);
    }

    return str;
  }

  function substArguments(str, args, key) {
    var reArgs = /\{\{\s*(.+?)\s*\}\}/g;
    return str.replace(reArgs, function (matched_text, arg) {
      if (args && arg in args) {
        return args[arg];
      }

      if (arg in gL10nData) {
        return gL10nData[arg];
      }

      console.log('argument {{' + arg + '}} for #' + key + ' is undefined.');
      return matched_text;
    });
  }

  function translateElement(element) {
    var l10n = getL10nAttributes(element);
    if (!l10n.id) return;
    var data = getL10nData(l10n.id, l10n.args);

    if (!data) {
      console.warn('#' + l10n.id + ' is undefined.');
      return;
    }

    if (data[gTextProp]) {
      if (getChildElementCount(element) === 0) {
        element[gTextProp] = data[gTextProp];
      } else {
        var children = element.childNodes;
        var found = false;

        for (var i = 0, l = children.length; i < l; i++) {
          if (children[i].nodeType === 3 && /\S/.test(children[i].nodeValue)) {
            if (found) {
              children[i].nodeValue = '';
            } else {
              children[i].nodeValue = data[gTextProp];
              found = true;
            }
          }
        }

        if (!found) {
          var textNode = document.createTextNode(data[gTextProp]);
          element.prepend(textNode);
        }
      }

      delete data[gTextProp];
    }

    for (var k in data) {
      element[k] = data[k];
    }
  }

  function getChildElementCount(element) {
    if (element.children) {
      return element.children.length;
    }

    if (typeof element.childElementCount !== 'undefined') {
      return element.childElementCount;
    }

    var count = 0;

    for (var i = 0; i < element.childNodes.length; i++) {
      count += element.nodeType === 1 ? 1 : 0;
    }

    return count;
  }

  function translateFragment(element) {
    element = element || document.documentElement;
    var children = getTranslatableChildren(element);
    var elementCount = children.length;

    for (var i = 0; i < elementCount; i++) {
      translateElement(children[i]);
    }

    translateElement(element);
  }

  return {
    get: function get(key, args, fallbackString) {
      var index = key.lastIndexOf('.');
      var prop = gTextProp;

      if (index > 0) {
        prop = key.substring(index + 1);
        key = key.substring(0, index);
      }

      var fallback;

      if (fallbackString) {
        fallback = {};
        fallback[prop] = fallbackString;
      }

      var data = getL10nData(key, args, fallback);

      if (data && prop in data) {
        return data[prop];
      }

      return '{{' + key + '}}';
    },
    getData: function getData() {
      return gL10nData;
    },
    getText: function getText() {
      return gTextData;
    },
    getLanguage: function getLanguage() {
      return gLanguage;
    },
    setLanguage: function setLanguage(lang, callback) {
      loadLocale(lang, function () {
        if (callback) callback();
      });
    },
    getDirection: function getDirection() {
      var rtlList = ['ar', 'he', 'fa', 'ps', 'ur'];
      var shortCode = gLanguage.split('-', 1)[0];
      return rtlList.indexOf(shortCode) >= 0 ? 'rtl' : 'ltr';
    },
    translate: translateFragment,
    getReadyState: function getReadyState() {
      return gReadyState;
    },
    ready: function ready(callback) {
      if (!callback) {
        return;
      } else if (gReadyState == 'complete' || gReadyState == 'interactive') {
        window.setTimeout(function () {
          callback();
        });
      } else if (document.addEventListener) {
        document.addEventListener('localized', function once() {
          document.removeEventListener('localized', once);
          callback();
        });
      }
    }
  };
}(window, document);

/***/ }),
/* 21 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.PDFFindController = exports.FindState = void 0;

var _pdfjsLib = __w_pdfjs_require__(3);

var _pdf_find_utils = __w_pdfjs_require__(22);

var _ui_utils = __w_pdfjs_require__(7);

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _iterableToArrayLimit(arr, i) { var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]; if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

function _classPrivateFieldInitSpec(obj, privateMap, value) { _checkPrivateRedeclaration(obj, privateMap); privateMap.set(obj, value); }

function _classPrivateMethodInitSpec(obj, privateSet) { _checkPrivateRedeclaration(obj, privateSet); privateSet.add(obj); }

function _checkPrivateRedeclaration(obj, privateCollection) { if (privateCollection.has(obj)) { throw new TypeError("Cannot initialize the same private elements twice on an object"); } }

function _classPrivateFieldGet(receiver, privateMap) { var descriptor = _classExtractFieldDescriptor(receiver, privateMap, "get"); return _classApplyDescriptorGet(receiver, descriptor); }

function _classExtractFieldDescriptor(receiver, privateMap, action) { if (!privateMap.has(receiver)) { throw new TypeError("attempted to " + action + " private field on non-instance"); } return privateMap.get(receiver); }

function _classApplyDescriptorGet(receiver, descriptor) { if (descriptor.get) { return descriptor.get.call(receiver); } return descriptor.value; }

function _classPrivateMethodGet(receiver, privateSet, fn) { if (!privateSet.has(receiver)) { throw new TypeError("attempted to get private field on non-instance"); } return fn; }

function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e2) { throw _e2; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e3) { didErr = true; err = _e3; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

var FindState = {
  FOUND: 0,
  NOT_FOUND: 1,
  WRAPPED: 2,
  PENDING: 3
};
exports.FindState = FindState;
var FIND_TIMEOUT = 250;
var MATCH_SCROLL_OFFSET_TOP = -50;
var MATCH_SCROLL_OFFSET_LEFT = -400;
var CHARACTERS_TO_NORMALIZE = {
  "\u2010": "-",
  "\u2018": "'",
  "\u2019": "'",
  "\u201A": "'",
  "\u201B": "'",
  "\u201C": '"',
  "\u201D": '"',
  "\u201E": '"',
  "\u201F": '"',
  "\xBC": "1/4",
  "\xBD": "1/2",
  "\xBE": "3/4"
};
var DIACRITICS_EXCEPTION = new Set([0x3099, 0x309a, 0x094d, 0x09cd, 0x0a4d, 0x0acd, 0x0b4d, 0x0bcd, 0x0c4d, 0x0ccd, 0x0d3b, 0x0d3c, 0x0d4d, 0x0dca, 0x0e3a, 0x0eba, 0x0f84, 0x1039, 0x103a, 0x1714, 0x1734, 0x17d2, 0x1a60, 0x1b44, 0x1baa, 0x1bab, 0x1bf2, 0x1bf3, 0x2d7f, 0xa806, 0xa82c, 0xa8c4, 0xa953, 0xa9c0, 0xaaf6, 0xabed, 0x0c56, 0x0f71, 0x0f72, 0x0f7a, 0x0f7b, 0x0f7c, 0x0f7d, 0x0f80, 0x0f74]);

var DIACRITICS_EXCEPTION_STR = _toConsumableArray(DIACRITICS_EXCEPTION.values()).map(function (x) {
  return String.fromCharCode(x);
}).join("");

var DIACRITICS_REG_EXP = /(?:[\u0300-\u036F\u0483-\u0489\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u0610-\u061A\u064B-\u065F\u0670\u06D6-\u06DC\u06DF-\u06E4\u06E7\u06E8\u06EA-\u06ED\u0711\u0730-\u074A\u07A6-\u07B0\u07EB-\u07F3\u07FD\u0816-\u0819\u081B-\u0823\u0825-\u0827\u0829-\u082D\u0859-\u085B\u0898-\u089F\u08CA-\u08E1\u08E3-\u0903\u093A-\u093C\u093E-\u094F\u0951-\u0957\u0962\u0963\u0981-\u0983\u09BC\u09BE-\u09C4\u09C7\u09C8\u09CB-\u09CD\u09D7\u09E2\u09E3\u09FE\u0A01-\u0A03\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A70\u0A71\u0A75\u0A81-\u0A83\u0ABC\u0ABE-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AE2\u0AE3\u0AFA-\u0AFF\u0B01-\u0B03\u0B3C\u0B3E-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B55-\u0B57\u0B62\u0B63\u0B82\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD7\u0C00-\u0C04\u0C3C\u0C3E-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C62\u0C63\u0C81-\u0C83\u0CBC\u0CBE-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CE2\u0CE3\u0D00-\u0D03\u0D3B\u0D3C\u0D3E-\u0D44\u0D46-\u0D48\u0D4A-\u0D4D\u0D57\u0D62\u0D63\u0D81-\u0D83\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DF2\u0DF3\u0E31\u0E34-\u0E3A\u0E47-\u0E4E\u0EB1\u0EB4-\u0EBC\u0EC8-\u0ECD\u0F18\u0F19\u0F35\u0F37\u0F39\u0F3E\u0F3F\u0F71-\u0F84\u0F86\u0F87\u0F8D-\u0F97\u0F99-\u0FBC\u0FC6\u102B-\u103E\u1056-\u1059\u105E-\u1060\u1062-\u1064\u1067-\u106D\u1071-\u1074\u1082-\u108D\u108F\u109A-\u109D\u135D-\u135F\u1712-\u1715\u1732-\u1734\u1752\u1753\u1772\u1773\u17B4-\u17D3\u17DD\u180B-\u180D\u180F\u1885\u1886\u18A9\u1920-\u192B\u1930-\u193B\u1A17-\u1A1B\u1A55-\u1A5E\u1A60-\u1A7C\u1A7F\u1AB0-\u1ACE\u1B00-\u1B04\u1B34-\u1B44\u1B6B-\u1B73\u1B80-\u1B82\u1BA1-\u1BAD\u1BE6-\u1BF3\u1C24-\u1C37\u1CD0-\u1CD2\u1CD4-\u1CE8\u1CED\u1CF4\u1CF7-\u1CF9\u1DC0-\u1DFF\u20D0-\u20F0\u2CEF-\u2CF1\u2D7F\u2DE0-\u2DFF\u302A-\u302F\u3099\u309A\uA66F-\uA672\uA674-\uA67D\uA69E\uA69F\uA6F0\uA6F1\uA802\uA806\uA80B\uA823-\uA827\uA82C\uA880\uA881\uA8B4-\uA8C5\uA8E0-\uA8F1\uA8FF\uA926-\uA92D\uA947-\uA953\uA980-\uA983\uA9B3-\uA9C0\uA9E5\uAA29-\uAA36\uAA43\uAA4C\uAA4D\uAA7B-\uAA7D\uAAB0\uAAB2-\uAAB4\uAAB7\uAAB8\uAABE\uAABF\uAAC1\uAAEB-\uAAEF\uAAF5\uAAF6\uABE3-\uABEA\uABEC\uABED\uFB1E\uFE00-\uFE0F\uFE20-\uFE2F]|\uD800[\uDDFD\uDEE0\uDF76-\uDF7A]|\uD802[\uDE01-\uDE03\uDE05\uDE06\uDE0C-\uDE0F\uDE38-\uDE3A\uDE3F\uDEE5\uDEE6]|\uD803[\uDD24-\uDD27\uDEAB\uDEAC\uDF46-\uDF50\uDF82-\uDF85]|\uD804[\uDC00-\uDC02\uDC38-\uDC46\uDC70\uDC73\uDC74\uDC7F-\uDC82\uDCB0-\uDCBA\uDCC2\uDD00-\uDD02\uDD27-\uDD34\uDD45\uDD46\uDD73\uDD80-\uDD82\uDDB3-\uDDC0\uDDC9-\uDDCC\uDDCE\uDDCF\uDE2C-\uDE37\uDE3E\uDEDF-\uDEEA\uDF00-\uDF03\uDF3B\uDF3C\uDF3E-\uDF44\uDF47\uDF48\uDF4B-\uDF4D\uDF57\uDF62\uDF63\uDF66-\uDF6C\uDF70-\uDF74]|\uD805[\uDC35-\uDC46\uDC5E\uDCB0-\uDCC3\uDDAF-\uDDB5\uDDB8-\uDDC0\uDDDC\uDDDD\uDE30-\uDE40\uDEAB-\uDEB7\uDF1D-\uDF2B]|\uD806[\uDC2C-\uDC3A\uDD30-\uDD35\uDD37\uDD38\uDD3B-\uDD3E\uDD40\uDD42\uDD43\uDDD1-\uDDD7\uDDDA-\uDDE0\uDDE4\uDE01-\uDE0A\uDE33-\uDE39\uDE3B-\uDE3E\uDE47\uDE51-\uDE5B\uDE8A-\uDE99]|\uD807[\uDC2F-\uDC36\uDC38-\uDC3F\uDC92-\uDCA7\uDCA9-\uDCB6\uDD31-\uDD36\uDD3A\uDD3C\uDD3D\uDD3F-\uDD45\uDD47\uDD8A-\uDD8E\uDD90\uDD91\uDD93-\uDD97\uDEF3-\uDEF6]|\uD81A[\uDEF0-\uDEF4\uDF30-\uDF36]|\uD81B[\uDF4F\uDF51-\uDF87\uDF8F-\uDF92\uDFE4\uDFF0\uDFF1]|\uD82F[\uDC9D\uDC9E]|\uD833[\uDF00-\uDF2D\uDF30-\uDF46]|\uD834[\uDD65-\uDD69\uDD6D-\uDD72\uDD7B-\uDD82\uDD85-\uDD8B\uDDAA-\uDDAD\uDE42-\uDE44]|\uD836[\uDE00-\uDE36\uDE3B-\uDE6C\uDE75\uDE84\uDE9B-\uDE9F\uDEA1-\uDEAF]|\uD838[\uDC00-\uDC06\uDC08-\uDC18\uDC1B-\uDC21\uDC23\uDC24\uDC26-\uDC2A\uDD30-\uDD36\uDEAE\uDEEC-\uDEEF]|\uD83A[\uDCD0-\uDCD6\uDD44-\uDD4A]|\uDB40[\uDD00-\uDDEF])+/g;
var SPECIAL_CHARS_REG_EXP = 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var NOT_DIACRITIC_FROM_END_REG_EXP = 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\u18A9\u1920-\u192B\u1930-\u193B\u1A17-\u1A1B\u1A55-\u1A5E\u1A60-\u1A7C\u1A7F\u1AB0-\u1ACE\u1B00-\u1B04\u1B34-\u1B44\u1B6B-\u1B73\u1B80-\u1B82\u1BA1-\u1BAD\u1BE6-\u1BF3\u1C24-\u1C37\u1CD0-\u1CD2\u1CD4-\u1CE8\u1CED\u1CF4\u1CF7-\u1CF9\u1DC0-\u1DFF\u20D0-\u20F0\u2CEF-\u2CF1\u2D7F\u2DE0-\u2DFF\u302A-\u302F\u3099\u309A\uA66F-\uA672\uA674-\uA67D\uA69E\uA69F\uA6F0\uA6F1\uA802\uA806\uA80B\uA823-\uA827\uA82C\uA880\uA881\uA8B4-\uA8C5\uA8E0-\uA8F1\uA8FF\uA926-\uA92D\uA947-\uA953\uA980-\uA983\uA9B3-\uA9C0\uA9E5\uAA29-\uAA36\uAA43\uAA4C\uAA4D\uAA7B-\uAA7D\uAAB0\uAAB2-\uAAB4\uAAB7\uAAB8\uAABE\uAABF\uAAC1\uAAEB-\uAAEF\uAAF5\uAAF6\uABE3-\uABEA\uABEC\uABED\uFB1E\uFE00-\uFE0F\uFE20-\uFE2F]|\uD800[\uDDFD\uDEE0\uDF76-\uDF7A]|\uD802[\uDE01-\uDE03\uDE05\uDE06\uDE0C-\uDE0F\uDE38-\uDE3A\uDE3F\uDEE5\uDEE6]|\uD803[\uDD24-\uDD27\uDEAB\uDEAC\uDF46-\uDF50\uDF82-\uDF85]|\uD804[\uDC00-\uDC02\uDC38-\uDC46\uDC70\uDC73\uDC74\uDC7F-\uDC82\uDCB0-\uDCBA\uDCC2\uDD00-\uDD02\uDD27-\uDD34\uDD45\uDD46\uDD73\uDD80-\uDD82\uDDB3-\uDDC0\uDDC9-\uDDCC\uDDCE\uDDCF\uDE2C-\uDE37\uDE3E\uDEDF-\uDEEA\uDF00-\uDF03\uDF3B\uDF3C\uDF3E-\uDF44\uDF47\uDF48\uDF4B-\uDF4D\uDF57\uDF62\uDF63\uDF66-\uDF6C\uDF70-\uDF74]|\uD805[\uDC35-\uDC46\uDC5E\uDCB0-\uDCC3\uDDAF-\uDDB5\uDDB8-\uDDC0\uDDDC\uDDDD\uDE30-\uDE40\uDEAB-\uDEB7\uDF1D-\uDF2B]|\uD806[\uDC2C-\uDC3A\uDD30-\uDD35\uDD37\uDD38\uDD3B-\uDD3E\uDD40\uDD42\uDD43\uDDD1-\uDDD7\uDDDA-\uDDE0\uDDE4\uDE01-\uDE0A\uDE33-\uDE39\uDE3B-\uDE3E\uDE47\uDE51-\uDE5B\uDE8A-\uDE99]|\uD807[\uDC2F-\uDC36\uDC38-\uDC3F\uDC92-\uDCA7\uDCA9-\uDCB6\uDD31-\uDD36\uDD3A\uDD3C\uDD3D\uDD3F-\uDD45\uDD47\uDD8A-\uDD8E\uDD90\uDD91\uDD93-\uDD97\uDEF3-\uDEF6]|\uD81A[\uDEF0-\uDEF4\uDF30-\uDF36]|\uD81B[\uDF4F\uDF51-\uDF87\uDF8F-\uDF92\uDFE4\uDFF0\uDFF1]|\uD82F[\uDC9D\uDC9E]|\uD833[\uDF00-\uDF2D\uDF30-\uDF46]|\uD834[\uDD65-\uDD69\uDD6D-\uDD72\uDD7B-\uDD82\uDD85-\uDD8B\uDDAA-\uDDAD\uDE42-\uDE44]|\uD836[\uDE00-\uDE36\uDE3B-\uDE6C\uDE75\uDE84\uDE9B-\uDE9F\uDEA1-\uDEAF]|\uD838[\uDC00-\uDC06\uDC08-\uDC18\uDC1B-\uDC21\uDC23\uDC24\uDC26-\uDC2A\uDD30-\uDD36\uDEAE\uDEEC-\uDEEF]|\uD83A[\uDCD0-\uDCD6\uDD44-\uDD4A]|\uDB40[\uDD00-\uDDEF])*$/;
var NOT_DIACRITIC_FROM_START_REG_EXP = /^(?:[\u0300-\u036F\u0483-\u0489\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u0610-\u061A\u064B-\u065F\u0670\u06D6-\u06DC\u06DF-\u06E4\u06E7\u06E8\u06EA-\u06ED\u0711\u0730-\u074A\u07A6-\u07B0\u07EB-\u07F3\u07FD\u0816-\u0819\u081B-\u0823\u0825-\u0827\u0829-\u082D\u0859-\u085B\u0898-\u089F\u08CA-\u08E1\u08E3-\u0903\u093A-\u093C\u093E-\u094F\u0951-\u0957\u0962\u0963\u0981-\u0983\u09BC\u09BE-\u09C4\u09C7\u09C8\u09CB-\u09CD\u09D7\u09E2\u09E3\u09FE\u0A01-\u0A03\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A70\u0A71\u0A75\u0A81-\u0A83\u0ABC\u0ABE-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AE2\u0AE3\u0AFA-\u0AFF\u0B01-\u0B03\u0B3C\u0B3E-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B55-\u0B57\u0B62\u0B63\u0B82\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD7\u0C00-\u0C04\u0C3C\u0C3E-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C62\u0C63\u0C81-\u0C83\u0CBC\u0CBE-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CE2\u0CE3\u0D00-\u0D03\u0D3B\u0D3C\u0D3E-\u0D44\u0D46-\u0D48\u0D4A-\u0D4D\u0D57\u0D62\u0D63\u0D81-\u0D83\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DF2\u0DF3\u0E31\u0E34-\u0E3A\u0E47-\u0E4E\u0EB1\u0EB4-\u0EBC\u0EC8-\u0ECD\u0F18\u0F19\u0F35\u0F37\u0F39\u0F3E\u0F3F\u0F71-\u0F84\u0F86\u0F87\u0F8D-\u0F97\u0F99-\u0FBC\u0FC6\u102B-\u103E\u1056-\u1059\u105E-\u1060\u1062-\u1064\u1067-\u106D\u1071-\u1074\u1082-\u108D\u108F\u109A-\u109D\u135D-\u135F\u1712-\u1715\u1732-\u1734\u1752\u1753\u1772\u1773\u17B4-\u17D3\u17DD\u180B-\u180D\u180F\u1885\u1886\u18A9\u1920-\u192B\u1930-\u193B\u1A17-\u1A1B\u1A55-\u1A5E\u1A60-\u1A7C\u1A7F\u1AB0-\u1ACE\u1B00-\u1B04\u1B34-\u1B44\u1B6B-\u1B73\u1B80-\u1B82\u1BA1-\u1BAD\u1BE6-\u1BF3\u1C24-\u1C37\u1CD0-\u1CD2\u1CD4-\u1CE8\u1CED\u1CF4\u1CF7-\u1CF9\u1DC0-\u1DFF\u20D0-\u20F0\u2CEF-\u2CF1\u2D7F\u2DE0-\u2DFF\u302A-\u302F\u3099\u309A\uA66F-\uA672\uA674-\uA67D\uA69E\uA69F\uA6F0\uA6F1\uA802\uA806\uA80B\uA823-\uA827\uA82C\uA880\uA881\uA8B4-\uA8C5\uA8E0-\uA8F1\uA8FF\uA926-\uA92D\uA947-\uA953\uA980-\uA983\uA9B3-\uA9C0\uA9E5\uAA29-\uAA36\uAA43\uAA4C\uAA4D\uAA7B-\uAA7D\uAAB0\uAAB2-\uAAB4\uAAB7\uAAB8\uAABE\uAABF\uAAC1\uAAEB-\uAAEF\uAAF5\uAAF6\uABE3-\uABEA\uABEC\uABED\uFB1E\uFE00-\uFE0F\uFE20-\uFE2F]|\uD800[\uDDFD\uDEE0\uDF76-\uDF7A]|\uD802[\uDE01-\uDE03\uDE05\uDE06\uDE0C-\uDE0F\uDE38-\uDE3A\uDE3F\uDEE5\uDEE6]|\uD803[\uDD24-\uDD27\uDEAB\uDEAC\uDF46-\uDF50\uDF82-\uDF85]|\uD804[\uDC00-\uDC02\uDC38-\uDC46\uDC70\uDC73\uDC74\uDC7F-\uDC82\uDCB0-\uDCBA\uDCC2\uDD00-\uDD02\uDD27-\uDD34\uDD45\uDD46\uDD73\uDD80-\uDD82\uDDB3-\uDDC0\uDDC9-\uDDCC\uDDCE\uDDCF\uDE2C-\uDE37\uDE3E\uDEDF-\uDEEA\uDF00-\uDF03\uDF3B\uDF3C\uDF3E-\uDF44\uDF47\uDF48\uDF4B-\uDF4D\uDF57\uDF62\uDF63\uDF66-\uDF6C\uDF70-\uDF74]|\uD805[\uDC35-\uDC46\uDC5E\uDCB0-\uDCC3\uDDAF-\uDDB5\uDDB8-\uDDC0\uDDDC\uDDDD\uDE30-\uDE40\uDEAB-\uDEB7\uDF1D-\uDF2B]|\uD806[\uDC2C-\uDC3A\uDD30-\uDD35\uDD37\uDD38\uDD3B-\uDD3E\uDD40\uDD42\uDD43\uDDD1-\uDDD7\uDDDA-\uDDE0\uDDE4\uDE01-\uDE0A\uDE33-\uDE39\uDE3B-\uDE3E\uDE47\uDE51-\uDE5B\uDE8A-\uDE99]|\uD807[\uDC2F-\uDC36\uDC38-\uDC3F\uDC92-\uDCA7\uDCA9-\uDCB6\uDD31-\uDD36\uDD3A\uDD3C\uDD3D\uDD3F-\uDD45\uDD47\uDD8A-\uDD8E\uDD90\uDD91\uDD93-\uDD97\uDEF3-\uDEF6]|\uD81A[\uDEF0-\uDEF4\uDF30-\uDF36]|\uD81B[\uDF4F\uDF51-\uDF87\uDF8F-\uDF92\uDFE4\uDFF0\uDFF1]|\uD82F[\uDC9D\uDC9E]|\uD833[\uDF00-\uDF2D\uDF30-\uDF46]|\uD834[\uDD65-\uDD69\uDD6D-\uDD72\uDD7B-\uDD82\uDD85-\uDD8B\uDDAA-\uDDAD\uDE42-\uDE44]|\uD836[\uDE00-\uDE36\uDE3B-\uDE6C\uDE75\uDE84\uDE9B-\uDE9F\uDEA1-\uDEAF]|\uD838[\uDC00-\uDC06\uDC08-\uDC18\uDC1B-\uDC21\uDC23\uDC24\uDC26-\uDC2A\uDD30-\uDD36\uDEAE\uDEEC-\uDEEF]|\uD83A[\uDCD0-\uDCD6\uDD44-\uDD4A]|\uDB40[\uDD00-\uDDEF])*((?:(?![\u0300-\u036F\u0483-\u0489\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u0610-\u061A\u064B-\u065F\u0670\u06D6-\u06DC\u06DF-\u06E4\u06E7\u06E8\u06EA-\u06ED\u0711\u0730-\u074A\u07A6-\u07B0\u07EB-\u07F3\u07FD\u0816-\u0819\u081B-\u0823\u0825-\u0827\u0829-\u082D\u0859-\u085B\u0898-\u089F\u08CA-\u08E1\u08E3-\u0903\u093A-\u093C\u093E-\u094F\u0951-\u0957\u0962\u0963\u0981-\u0983\u09BC\u09BE-\u09C4\u09C7\u09C8\u09CB-\u09CD\u09D7\u09E2\u09E3\u09FE\u0A01-\u0A03\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A70\u0A71\u0A75\u0A81-\u0A83\u0ABC\u0ABE-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AE2\u0AE3\u0AFA-\u0AFF\u0B01-\u0B03\u0B3C\u0B3E-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B55-\u0B57\u0B62\u0B63\u0B82\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD7\u0C00-\u0C04\u0C3C\u0C3E-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C62\u0C63\u0C81-\u0C83\u0CBC\u0CBE-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CE2\u0CE3\u0D00-\u0D03\u0D3B\u0D3C\u0D3E-\u0D44\u0D46-\u0D48\u0D4A-\u0D4D\u0D57\u0D62\u0D63\u0D81-\u0D83\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DF2\u0DF3\u0E31\u0E34-\u0E3A\u0E47-\u0E4E\u0EB1\u0EB4-\u0EBC\u0EC8-\u0ECD\u0F18\u0F19\u0F35\u0F37\u0F39\u0F3E\u0F3F\u0F71-\u0F84\u0F86\u0F87\u0F8D-\u0F97\u0F99-\u0FBC\u0FC6\u102B-\u103E\u1056-\u1059\u105E-\u1060\u1062-\u1064\u1067-\u106D\u1071-\u1074\u1082-\u108D\u108F\u109A-\u109D\u135D-\u135F\u1712-\u1715\u1732-\u1734\u1752\u1753\u1772\u1773\u17B4-\u17D3\u17DD\u180B-\u180D\u180F\u1885\u1886\u18A9\u1920-\u192B\u1930-\u193B\u1A17-\u1A1B\u1A55-\u1A5E\u1A60-\u1A7C\u1A7F\u1AB0-\u1ACE\u1B00-\u1B04\u1B34-\u1B44\u1B6B-\u1B73\u1B80-\u1B82\u1BA1-\u1BAD\u1BE6-\u1BF3\u1C24-\u1C37\u1CD0-\u1CD2\u1CD4-\u1CE8\u1CED\u1CF4\u1CF7-\u1CF9\u1DC0-\u1DFF\u20D0-\u20F0\u2CEF-\u2CF1\u2D7F\u2DE0-\u2DFF\u302A-\u302F\u3099\u309A\uA66F-\uA672\uA674-\uA67D\uA69E\uA69F\uA6F0\uA6F1\uA802\uA806\uA80B\uA823-\uA827\uA82C\uA880\uA881\uA8B4-\uA8C5\uA8E0-\uA8F1\uA8FF\uA926-\uA92D\uA947-\uA953\uA980-\uA983\uA9B3-\uA9C0\uA9E5\uAA29-\uAA36\uAA43\uAA4C\uAA4D\uAA7B-\uAA7D\uAAB0\uAAB2-\uAAB4\uAAB7\uAAB8\uAABE\uAABF\uAAC1\uAAEB-\uAAEF\uAAF5\uAAF6\uABE3-\uABEA\uABEC\uABED\uFB1E\uFE00-\uFE0F\uFE20-\uFE2F]|\uD800[\uDDFD\uDEE0\uDF76-\uDF7A]|\uD802[\uDE01-\uDE03\uDE05\uDE06\uDE0C-\uDE0F\uDE38-\uDE3A\uDE3F\uDEE5\uDEE6]|\uD803[\uDD24-\uDD27\uDEAB\uDEAC\uDF46-\uDF50\uDF82-\uDF85]|\uD804[\uDC00-\uDC02\uDC38-\uDC46\uDC70\uDC73\uDC74\uDC7F-\uDC82\uDCB0-\uDCBA\uDCC2\uDD00-\uDD02\uDD27-\uDD34\uDD45\uDD46\uDD73\uDD80-\uDD82\uDDB3-\uDDC0\uDDC9-\uDDCC\uDDCE\uDDCF\uDE2C-\uDE37\uDE3E\uDEDF-\uDEEA\uDF00-\uDF03\uDF3B\uDF3C\uDF3E-\uDF44\uDF47\uDF48\uDF4B-\uDF4D\uDF57\uDF62\uDF63\uDF66-\uDF6C\uDF70-\uDF74]|\uD805[\uDC35-\uDC46\uDC5E\uDCB0-\uDCC3\uDDAF-\uDDB5\uDDB8-\uDDC0\uDDDC\uDDDD\uDE30-\uDE40\uDEAB-\uDEB7\uDF1D-\uDF2B]|\uD806[\uDC2C-\uDC3A\uDD30-\uDD35\uDD37\uDD38\uDD3B-\uDD3E\uDD40\uDD42\uDD43\uDDD1-\uDDD7\uDDDA-\uDDE0\uDDE4\uDE01-\uDE0A\uDE33-\uDE39\uDE3B-\uDE3E\uDE47\uDE51-\uDE5B\uDE8A-\uDE99]|\uD807[\uDC2F-\uDC36\uDC38-\uDC3F\uDC92-\uDCA7\uDCA9-\uDCB6\uDD31-\uDD36\uDD3A\uDD3C\uDD3D\uDD3F-\uDD45\uDD47\uDD8A-\uDD8E\uDD90\uDD91\uDD93-\uDD97\uDEF3-\uDEF6]|\uD81A[\uDEF0-\uDEF4\uDF30-\uDF36]|\uD81B[\uDF4F\uDF51-\uDF87\uDF8F-\uDF92\uDFE4\uDFF0\uDFF1]|\uD82F[\uDC9D\uDC9E]|\uD833[\uDF00-\uDF2D\uDF30-\uDF46]|\uD834[\uDD65-\uDD69\uDD6D-\uDD72\uDD7B-\uDD82\uDD85-\uDD8B\uDDAA-\uDDAD\uDE42-\uDE44]|\uD836[\uDE00-\uDE36\uDE3B-\uDE6C\uDE75\uDE84\uDE9B-\uDE9F\uDEA1-\uDEAF]|\uD838[\uDC00-\uDC06\uDC08-\uDC18\uDC1B-\uDC21\uDC23\uDC24\uDC26-\uDC2A\uDD30-\uDD36\uDEAE\uDEEC-\uDEEF]|\uD83A[\uDCD0-\uDCD6\uDD44-\uDD4A]|\uDB40[\uDD00-\uDDEF])[\s\S]))/;
var SYLLABLES_REG_EXP = /[\uAC00-\uD7AF\uFA6C\uFACF-\uFAD1\uFAD5-\uFAD7]+/g;
var SYLLABLES_LENGTHS = new Map();
var FIRST_CHAR_SYLLABLES_REG_EXP = "[\\u1100-\\u1112\\ud7a4-\\ud7af\\ud84a\\ud84c\\ud850\\ud854\\ud857\\ud85f]";
var noSyllablesRegExp = null;
var withSyllablesRegExp = null;

function normalize(text) {
  var syllablePositions = [];
  var m;

  while ((m = SYLLABLES_REG_EXP.exec(text)) !== null) {
    var _m = m,
        index = _m.index;

    var _iterator = _createForOfIteratorHelper(m[0]),
        _step;

    try {
      for (_iterator.s(); !(_step = _iterator.n()).done;) {
        var _char = _step.value;
        var len = SYLLABLES_LENGTHS.get(_char);

        if (!len) {
          len = _char.normalize("NFD").length;
          SYLLABLES_LENGTHS.set(_char, len);
        }

        syllablePositions.push([len, index++]);
      }
    } catch (err) {
      _iterator.e(err);
    } finally {
      _iterator.f();
    }
  }

  var normalizationRegex;

  if (syllablePositions.length === 0 && noSyllablesRegExp) {
    normalizationRegex = noSyllablesRegExp;
  } else if (syllablePositions.length > 0 && withSyllablesRegExp) {
    normalizationRegex = withSyllablesRegExp;
  } else {
    var replace = Object.keys(CHARACTERS_TO_NORMALIZE).join("");
    var regexp = "([".concat(replace, "])|(\\p{M}+(?:-\\n)?)|(\\S-\\n)|(\\n)");

    if (syllablePositions.length === 0) {
      normalizationRegex = noSyllablesRegExp = new RegExp(regexp + "|(\\u0000)", "gum");
    } else {
      normalizationRegex = withSyllablesRegExp = new RegExp(regexp + "|(".concat(FIRST_CHAR_SYLLABLES_REG_EXP, ")"), "gum");
    }
  }

  var rawDiacriticsPositions = [];

  while ((m = DIACRITICS_REG_EXP.exec(text)) !== null) {
    rawDiacriticsPositions.push([m[0].length, m.index]);
  }

  var normalized = text.normalize("NFD");
  var positions = [[0, 0]];
  var rawDiacriticsIndex = 0;
  var syllableIndex = 0;
  var shift = 0;
  var shiftOrigin = 0;
  var eol = 0;
  var hasDiacritics = false;
  normalized = normalized.replace(normalizationRegex, function (match, p1, p2, p3, p4, p5, i) {
    var _syllablePositions$sy;

    i -= shiftOrigin;

    if (p1) {
      var replacement = CHARACTERS_TO_NORMALIZE[match];
      var jj = replacement.length;

      for (var j = 1; j < jj; j++) {
        positions.push([i - shift + j, shift - j]);
      }

      shift -= jj - 1;
      return replacement;
    }

    if (p2) {
      var _rawDiacriticsPositio;

      var hasTrailingDashEOL = p2.endsWith("\n");

      var _len = hasTrailingDashEOL ? p2.length - 2 : p2.length;

      hasDiacritics = true;
      var _jj = _len;

      if (i + eol === ((_rawDiacriticsPositio = rawDiacriticsPositions[rawDiacriticsIndex]) === null || _rawDiacriticsPositio === void 0 ? void 0 : _rawDiacriticsPositio[1])) {
        _jj -= rawDiacriticsPositions[rawDiacriticsIndex][0];
        ++rawDiacriticsIndex;
      }

      for (var _j = 1; _j <= _jj; _j++) {
        positions.push([i - 1 - shift + _j, shift - _j]);
      }

      shift -= _jj;
      shiftOrigin += _jj;

      if (hasTrailingDashEOL) {
        i += _len - 1;
        positions.push([i - shift + 1, 1 + shift]);
        shift += 1;
        shiftOrigin += 1;
        eol += 1;
        return p2.slice(0, _len);
      }

      return p2;
    }

    if (p3) {
      positions.push([i - shift + 1, 1 + shift]);
      shift += 1;
      shiftOrigin += 1;
      eol += 1;
      return p3.charAt(0);
    }

    if (p4) {
      positions.push([i - shift + 1, shift - 1]);
      shift -= 1;
      shiftOrigin += 1;
      eol += 1;
      return " ";
    }

    if (i + eol === ((_syllablePositions$sy = syllablePositions[syllableIndex]) === null || _syllablePositions$sy === void 0 ? void 0 : _syllablePositions$sy[1])) {
      var newCharLen = syllablePositions[syllableIndex][0] - 1;
      ++syllableIndex;

      for (var _j2 = 1; _j2 <= newCharLen; _j2++) {
        positions.push([i - (shift - _j2), shift - _j2]);
      }

      shift -= newCharLen;
      shiftOrigin += newCharLen;
    }

    return p5;
  });
  positions.push([normalized.length, shift]);
  return [normalized, positions, hasDiacritics];
}

function getOriginalIndex(diffs, pos, len) {
  if (!diffs) {
    return [pos, len];
  }

  var start = pos;
  var end = pos + len;
  var i = (0, _pdfjsLib.binarySearchFirstItem)(diffs, function (x) {
    return x[0] >= start;
  });

  if (diffs[i][0] > start) {
    --i;
  }

  var j = (0, _pdfjsLib.binarySearchFirstItem)(diffs, function (x) {
    return x[0] >= end;
  }, i);

  if (diffs[j][0] > end) {
    --j;
  }

  return [start + diffs[i][1], len + diffs[j][1] - diffs[i][1]];
}

var _onFind = /*#__PURE__*/new WeakSet();

var _reset = /*#__PURE__*/new WeakSet();

var _query = /*#__PURE__*/new WeakMap();

var _shouldDirtyMatch = /*#__PURE__*/new WeakSet();

var _isEntireWord = /*#__PURE__*/new WeakSet();

var _calculateRegExpMatch = /*#__PURE__*/new WeakSet();

var _convertToRegExpString = /*#__PURE__*/new WeakSet();

var _calculateMatch = /*#__PURE__*/new WeakSet();

var _extractText = /*#__PURE__*/new WeakSet();

var _updatePage = /*#__PURE__*/new WeakSet();

var _updateAllPages = /*#__PURE__*/new WeakSet();

var _nextMatch = /*#__PURE__*/new WeakSet();

var _matchesReady = /*#__PURE__*/new WeakSet();

var _nextPageMatch = /*#__PURE__*/new WeakSet();

var _advanceOffsetPage = /*#__PURE__*/new WeakSet();

var _updateMatch = /*#__PURE__*/new WeakSet();

var _onFindBarClose = /*#__PURE__*/new WeakSet();

var _requestMatchesCount = /*#__PURE__*/new WeakSet();

var _updateUIResultsCount = /*#__PURE__*/new WeakSet();

var _updateUIState = /*#__PURE__*/new WeakSet();

var PDFFindController = /*#__PURE__*/function () {
  function PDFFindController(_ref) {
    var _linkService = _ref.linkService,
        eventBus = _ref.eventBus;

    _classCallCheck(this, PDFFindController);

    _classPrivateMethodInitSpec(this, _updateUIState);

    _classPrivateMethodInitSpec(this, _updateUIResultsCount);

    _classPrivateMethodInitSpec(this, _requestMatchesCount);

    _classPrivateMethodInitSpec(this, _onFindBarClose);

    _classPrivateMethodInitSpec(this, _updateMatch);

    _classPrivateMethodInitSpec(this, _advanceOffsetPage);

    _classPrivateMethodInitSpec(this, _nextPageMatch);

    _classPrivateMethodInitSpec(this, _matchesReady);

    _classPrivateMethodInitSpec(this, _nextMatch);

    _classPrivateMethodInitSpec(this, _updateAllPages);

    _classPrivateMethodInitSpec(this, _updatePage);

    _classPrivateMethodInitSpec(this, _extractText);

    _classPrivateMethodInitSpec(this, _calculateMatch);

    _classPrivateMethodInitSpec(this, _convertToRegExpString);

    _classPrivateMethodInitSpec(this, _calculateRegExpMatch);

    _classPrivateMethodInitSpec(this, _isEntireWord);

    _classPrivateMethodInitSpec(this, _shouldDirtyMatch);

    _classPrivateFieldInitSpec(this, _query, {
      get: _get_query,
      set: void 0
    });

    _classPrivateMethodInitSpec(this, _reset);

    _classPrivateMethodInitSpec(this, _onFind);

    this._linkService = _linkService;
    this._eventBus = eventBus;

    _classPrivateMethodGet(this, _reset, _reset2).call(this);

    eventBus._on("find", _classPrivateMethodGet(this, _onFind, _onFind2).bind(this));

    eventBus._on("findbarclose", _classPrivateMethodGet(this, _onFindBarClose, _onFindBarClose2).bind(this));
  }

  _createClass(PDFFindController, [{
    key: "highlightMatches",
    get: function get() {
      return this._highlightMatches;
    }
  }, {
    key: "pageMatches",
    get: function get() {
      return this._pageMatches;
    }
  }, {
    key: "pageMatchesLength",
    get: function get() {
      return this._pageMatchesLength;
    }
  }, {
    key: "selected",
    get: function get() {
      return this._selected;
    }
  }, {
    key: "state",
    get: function get() {
      return this._state;
    }
  }, {
    key: "setDocument",
    value: function setDocument(pdfDocument) {
      if (this._pdfDocument) {
        _classPrivateMethodGet(this, _reset, _reset2).call(this);
      }

      if (!pdfDocument) {
        return;
      }

      this._pdfDocument = pdfDocument;

      this._firstPageCapability.resolve();
    }
  }, {
    key: "scrollMatchIntoView",
    value: function scrollMatchIntoView(_ref2) {
      var _ref2$element = _ref2.element,
          element = _ref2$element === void 0 ? null : _ref2$element,
          _ref2$selectedLeft = _ref2.selectedLeft,
          selectedLeft = _ref2$selectedLeft === void 0 ? 0 : _ref2$selectedLeft,
          _ref2$pageIndex = _ref2.pageIndex,
          pageIndex = _ref2$pageIndex === void 0 ? -1 : _ref2$pageIndex,
          _ref2$matchIndex = _ref2.matchIndex,
          matchIndex = _ref2$matchIndex === void 0 ? -1 : _ref2$matchIndex;

      if (!this._scrollMatches || !element) {
        return;
      } else if (matchIndex === -1 || matchIndex !== this._selected.matchIdx) {
        return;
      } else if (pageIndex === -1 || pageIndex !== this._selected.pageIdx) {
        return;
      }

      this._scrollMatches = false;
      var spot = {
        top: MATCH_SCROLL_OFFSET_TOP,
        left: selectedLeft + MATCH_SCROLL_OFFSET_LEFT
      };
      (0, _ui_utils.scrollIntoView)(element, spot, true);
    }
  }]);

  return PDFFindController;
}();

exports.PDFFindController = PDFFindController;

function _onFind2(state) {
  var _this = this;

  if (!state) {
    return;
  }

  var pdfDocument = this._pdfDocument;
  var type = state.type;

  if (this._state === null || _classPrivateMethodGet(this, _shouldDirtyMatch, _shouldDirtyMatch2).call(this, state)) {
    this._dirtyMatch = true;
  }

  this._state = state;

  if (type !== "highlightallchange") {
    _classPrivateMethodGet(this, _updateUIState, _updateUIState2).call(this, FindState.PENDING);
  }

  this._firstPageCapability.promise.then(function () {
    if (!_this._pdfDocument || pdfDocument && _this._pdfDocument !== pdfDocument) {
      return;
    }

    _classPrivateMethodGet(_this, _extractText, _extractText2).call(_this);

    var findbarClosed = !_this._highlightMatches;
    var pendingTimeout = !!_this._findTimeout;

    if (_this._findTimeout) {
      clearTimeout(_this._findTimeout);
      _this._findTimeout = null;
    }

    if (!type) {
      _this._findTimeout = setTimeout(function () {
        _classPrivateMethodGet(_this, _nextMatch, _nextMatch2).call(_this);

        _this._findTimeout = null;
      }, FIND_TIMEOUT);
    } else if (_this._dirtyMatch) {
      _classPrivateMethodGet(_this, _nextMatch, _nextMatch2).call(_this);
    } else if (type === "again") {
      _classPrivateMethodGet(_this, _nextMatch, _nextMatch2).call(_this);

      if (findbarClosed && _this._state.highlightAll) {
        _classPrivateMethodGet(_this, _updateAllPages, _updateAllPages2).call(_this);
      }
    } else if (type === "highlightallchange") {
      if (pendingTimeout) {
        _classPrivateMethodGet(_this, _nextMatch, _nextMatch2).call(_this);
      } else {
        _this._highlightMatches = true;
      }

      _classPrivateMethodGet(_this, _updateAllPages, _updateAllPages2).call(_this);
    } else {
      _classPrivateMethodGet(_this, _nextMatch, _nextMatch2).call(_this);
    }
  });
}

function _reset2() {
  this._highlightMatches = false;
  this._scrollMatches = false;
  this._pdfDocument = null;
  this._pageMatches = [];
  this._pageMatchesLength = [];
  this._state = null;
  this._selected = {
    pageIdx: -1,
    matchIdx: -1
  };
  this._offset = {
    pageIdx: null,
    matchIdx: null,
    wrapped: false
  };
  this._extractTextPromises = [];
  this._pageContents = [];
  this._pageDiffs = [];
  this._hasDiacritics = [];
  this._matchesCountTotal = 0;
  this._pagesToSearch = null;
  this._pendingFindMatches = new Set();
  this._resumePageIdx = null;
  this._dirtyMatch = false;
  clearTimeout(this._findTimeout);
  this._findTimeout = null;
  this._firstPageCapability = (0, _pdfjsLib.createPromiseCapability)();
}

function _get_query() {
  if (this._state.query !== this._rawQuery) {
    this._rawQuery = this._state.query;

    var _normalize = normalize(this._state.query);

    var _normalize2 = _slicedToArray(_normalize, 1);

    this._normalizedQuery = _normalize2[0];
  }

  return this._normalizedQuery;
}

function _shouldDirtyMatch2(state) {
  if (state.query !== this._state.query) {
    return true;
  }

  switch (state.type) {
    case "again":
      var pageNumber = this._selected.pageIdx + 1;
      var linkService = this._linkService;

      if (pageNumber >= 1 && pageNumber <= linkService.pagesCount && pageNumber !== linkService.page && !linkService.isPageVisible(pageNumber)) {
        return true;
      }

      return false;

    case "highlightallchange":
      return false;
  }

  return true;
}

function _isEntireWord2(content, startIdx, length) {
  var match = content.slice(0, startIdx).match(NOT_DIACRITIC_FROM_END_REG_EXP);

  if (match) {
    var first = content.charCodeAt(startIdx);
    var limit = match[1].charCodeAt(0);

    if ((0, _pdf_find_utils.getCharacterType)(first) === (0, _pdf_find_utils.getCharacterType)(limit)) {
      return false;
    }
  }

  match = content.slice(startIdx + length).match(NOT_DIACRITIC_FROM_START_REG_EXP);

  if (match) {
    var last = content.charCodeAt(startIdx + length - 1);

    var _limit = match[1].charCodeAt(0);

    if ((0, _pdf_find_utils.getCharacterType)(last) === (0, _pdf_find_utils.getCharacterType)(_limit)) {
      return false;
    }
  }

  return true;
}

function _calculateRegExpMatch2(query, entireWord, pageIndex, pageContent) {
  var matches = [],
      matchesLength = [];
  var diffs = this._pageDiffs[pageIndex];
  var match;

  while ((match = query.exec(pageContent)) !== null) {
    if (entireWord && !_classPrivateMethodGet(this, _isEntireWord, _isEntireWord2).call(this, pageContent, match.index, match[0].length)) {
      continue;
    }

    var _getOriginalIndex = getOriginalIndex(diffs, match.index, match[0].length),
        _getOriginalIndex2 = _slicedToArray(_getOriginalIndex, 2),
        matchPos = _getOriginalIndex2[0],
        matchLen = _getOriginalIndex2[1];

    if (matchLen) {
      matches.push(matchPos);
      matchesLength.push(matchLen);
    }
  }

  this._pageMatches[pageIndex] = matches;
  this._pageMatchesLength[pageIndex] = matchesLength;
}

function _convertToRegExpString2(query, hasDiacritics) {
  var matchDiacritics = this._state.matchDiacritics;
  var isUnicode = false;
  query = query.replace(SPECIAL_CHARS_REG_EXP, function (match, p1, p2, p3, p4, p5) {
    if (p1) {
      return "[ ]*\\".concat(p1, "[ ]*");
    }

    if (p2) {
      return "[ ]*".concat(p2, "[ ]*");
    }

    if (p3) {
      return "[ ]+";
    }

    if (matchDiacritics) {
      return p4 || p5;
    }

    if (p4) {
      return DIACRITICS_EXCEPTION.has(p4.charCodeAt(0)) ? p4 : "";
    }

    if (hasDiacritics) {
      isUnicode = true;
      return "".concat(p5, "\\p{M}*");
    }

    return p5;
  });
  var trailingSpaces = "[ ]*";

  if (query.endsWith(trailingSpaces)) {
    query = query.slice(0, query.length - trailingSpaces.length);
  }

  if (matchDiacritics) {
    if (hasDiacritics) {
      isUnicode = true;
      query = "".concat(query, "(?=[").concat(DIACRITICS_EXCEPTION_STR, "]|[^\\p{M}]|$)");
    }
  }

  return [isUnicode, query];
}

function _calculateMatch2(pageIndex) {
  var _this2 = this;

  var query = _classPrivateFieldGet(this, _query);

  if (query.length === 0) {
    return;
  }

  var _this$_state = this._state,
      caseSensitive = _this$_state.caseSensitive,
      entireWord = _this$_state.entireWord,
      phraseSearch = _this$_state.phraseSearch;
  var pageContent = this._pageContents[pageIndex];
  var hasDiacritics = this._hasDiacritics[pageIndex];
  var isUnicode = false;

  if (phraseSearch) {
    var _classPrivateMethodGe = _classPrivateMethodGet(this, _convertToRegExpString, _convertToRegExpString2).call(this, query, hasDiacritics);

    var _classPrivateMethodGe2 = _slicedToArray(_classPrivateMethodGe, 2);

    isUnicode = _classPrivateMethodGe2[0];
    query = _classPrivateMethodGe2[1];
  } else {
    var match = query.match(/\S+/g);

    if (match) {
      query = match.sort().reverse().map(function (q) {
        var _classPrivateMethodGe3 = _classPrivateMethodGet(_this2, _convertToRegExpString, _convertToRegExpString2).call(_this2, q, hasDiacritics),
            _classPrivateMethodGe4 = _slicedToArray(_classPrivateMethodGe3, 2),
            isUnicodePart = _classPrivateMethodGe4[0],
            queryPart = _classPrivateMethodGe4[1];

        isUnicode || (isUnicode = isUnicodePart);
        return "(".concat(queryPart, ")");
      }).join("|");
    }
  }

  var flags = "g".concat(isUnicode ? "u" : "").concat(caseSensitive ? "" : "i");
  query = new RegExp(query, flags);

  _classPrivateMethodGet(this, _calculateRegExpMatch, _calculateRegExpMatch2).call(this, query, entireWord, pageIndex, pageContent);

  if (this._state.highlightAll) {
    _classPrivateMethodGet(this, _updatePage, _updatePage2).call(this, pageIndex);
  }

  if (this._resumePageIdx === pageIndex) {
    this._resumePageIdx = null;

    _classPrivateMethodGet(this, _nextPageMatch, _nextPageMatch2).call(this);
  }

  var pageMatchesCount = this._pageMatches[pageIndex].length;

  if (pageMatchesCount > 0) {
    this._matchesCountTotal += pageMatchesCount;

    _classPrivateMethodGet(this, _updateUIResultsCount, _updateUIResultsCount2).call(this);
  }
}

function _extractText2() {
  var _this3 = this;

  if (this._extractTextPromises.length > 0) {
    return;
  }

  var promise = Promise.resolve();

  var _loop = function _loop(i, ii) {
    var extractTextCapability = (0, _pdfjsLib.createPromiseCapability)();
    _this3._extractTextPromises[i] = extractTextCapability.promise;
    promise = promise.then(function () {
      return _this3._pdfDocument.getPage(i + 1).then(function (pdfPage) {
        return pdfPage.getTextContent();
      }).then(function (textContent) {
        var strBuf = [];

        var _iterator2 = _createForOfIteratorHelper(textContent.items),
            _step2;

        try {
          for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
            var textItem = _step2.value;
            strBuf.push(textItem.str);

            if (textItem.hasEOL) {
              strBuf.push("\n");
            }
          }
        } catch (err) {
          _iterator2.e(err);
        } finally {
          _iterator2.f();
        }

        var _normalize3 = normalize(strBuf.join(""));

        var _normalize4 = _slicedToArray(_normalize3, 3);

        _this3._pageContents[i] = _normalize4[0];
        _this3._pageDiffs[i] = _normalize4[1];
        _this3._hasDiacritics[i] = _normalize4[2];
        extractTextCapability.resolve();
      }, function (reason) {
        console.error("Unable to get text content for page ".concat(i + 1), reason);
        _this3._pageContents[i] = "";
        _this3._pageDiffs[i] = null;
        _this3._hasDiacritics[i] = false;
        extractTextCapability.resolve();
      });
    });
  };

  for (var i = 0, ii = this._linkService.pagesCount; i < ii; i++) {
    _loop(i, ii);
  }
}

function _updatePage2(index) {
  if (this._scrollMatches && this._selected.pageIdx === index) {
    this._linkService.page = index + 1;
  }

  this._eventBus.dispatch("updatetextlayermatches", {
    source: this,
    pageIndex: index
  });
}

function _updateAllPages2() {
  this._eventBus.dispatch("updatetextlayermatches", {
    source: this,
    pageIndex: -1
  });
}

function _nextMatch2() {
  var _this4 = this;

  var previous = this._state.findPrevious;
  var currentPageIndex = this._linkService.page - 1;
  var numPages = this._linkService.pagesCount;
  this._highlightMatches = true;

  if (this._dirtyMatch) {
    this._dirtyMatch = false;
    this._selected.pageIdx = this._selected.matchIdx = -1;
    this._offset.pageIdx = currentPageIndex;
    this._offset.matchIdx = null;
    this._offset.wrapped = false;
    this._resumePageIdx = null;
    this._pageMatches.length = 0;
    this._pageMatchesLength.length = 0;
    this._matchesCountTotal = 0;

    _classPrivateMethodGet(this, _updateAllPages, _updateAllPages2).call(this);

    var _loop2 = function _loop2(i) {
      if (_this4._pendingFindMatches.has(i)) {
        return "continue";
      }

      _this4._pendingFindMatches.add(i);

      _this4._extractTextPromises[i].then(function () {
        _this4._pendingFindMatches["delete"](i);

        _classPrivateMethodGet(_this4, _calculateMatch, _calculateMatch2).call(_this4, i);
      });
    };

    for (var i = 0; i < numPages; i++) {
      var _ret = _loop2(i);

      if (_ret === "continue") continue;
    }
  }

  if (_classPrivateFieldGet(this, _query) === "") {
    _classPrivateMethodGet(this, _updateUIState, _updateUIState2).call(this, FindState.FOUND);

    return;
  }

  if (this._resumePageIdx) {
    return;
  }

  var offset = this._offset;
  this._pagesToSearch = numPages;

  if (offset.matchIdx !== null) {
    var numPageMatches = this._pageMatches[offset.pageIdx].length;

    if (!previous && offset.matchIdx + 1 < numPageMatches || previous && offset.matchIdx > 0) {
      offset.matchIdx = previous ? offset.matchIdx - 1 : offset.matchIdx + 1;

      _classPrivateMethodGet(this, _updateMatch, _updateMatch2).call(this, true);

      return;
    }

    _classPrivateMethodGet(this, _advanceOffsetPage, _advanceOffsetPage2).call(this, previous);
  }

  _classPrivateMethodGet(this, _nextPageMatch, _nextPageMatch2).call(this);
}

function _matchesReady2(matches) {
  var offset = this._offset;
  var numMatches = matches.length;
  var previous = this._state.findPrevious;

  if (numMatches) {
    offset.matchIdx = previous ? numMatches - 1 : 0;

    _classPrivateMethodGet(this, _updateMatch, _updateMatch2).call(this, true);

    return true;
  }

  _classPrivateMethodGet(this, _advanceOffsetPage, _advanceOffsetPage2).call(this, previous);

  if (offset.wrapped) {
    offset.matchIdx = null;

    if (this._pagesToSearch < 0) {
      _classPrivateMethodGet(this, _updateMatch, _updateMatch2).call(this, false);

      return true;
    }
  }

  return false;
}

function _nextPageMatch2() {
  if (this._resumePageIdx !== null) {
    console.error("There can only be one pending page.");
  }

  var matches = null;

  do {
    var pageIdx = this._offset.pageIdx;
    matches = this._pageMatches[pageIdx];

    if (!matches) {
      this._resumePageIdx = pageIdx;
      break;
    }
  } while (!_classPrivateMethodGet(this, _matchesReady, _matchesReady2).call(this, matches));
}

function _advanceOffsetPage2(previous) {
  var offset = this._offset;
  var numPages = this._linkService.pagesCount;
  offset.pageIdx = previous ? offset.pageIdx - 1 : offset.pageIdx + 1;
  offset.matchIdx = null;
  this._pagesToSearch--;

  if (offset.pageIdx >= numPages || offset.pageIdx < 0) {
    offset.pageIdx = previous ? numPages - 1 : 0;
    offset.wrapped = true;
  }
}

function _updateMatch2() {
  var found = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
  var state = FindState.NOT_FOUND;
  var wrapped = this._offset.wrapped;
  this._offset.wrapped = false;

  if (found) {
    var previousPage = this._selected.pageIdx;
    this._selected.pageIdx = this._offset.pageIdx;
    this._selected.matchIdx = this._offset.matchIdx;
    state = wrapped ? FindState.WRAPPED : FindState.FOUND;

    if (previousPage !== -1 && previousPage !== this._selected.pageIdx) {
      _classPrivateMethodGet(this, _updatePage, _updatePage2).call(this, previousPage);
    }
  }

  _classPrivateMethodGet(this, _updateUIState, _updateUIState2).call(this, state, this._state.findPrevious);

  if (this._selected.pageIdx !== -1) {
    this._scrollMatches = true;

    _classPrivateMethodGet(this, _updatePage, _updatePage2).call(this, this._selected.pageIdx);
  }
}

function _onFindBarClose2(evt) {
  var _this5 = this;

  var pdfDocument = this._pdfDocument;

  this._firstPageCapability.promise.then(function () {
    if (!_this5._pdfDocument || pdfDocument && _this5._pdfDocument !== pdfDocument) {
      return;
    }

    if (_this5._findTimeout) {
      clearTimeout(_this5._findTimeout);
      _this5._findTimeout = null;
    }

    if (_this5._resumePageIdx) {
      _this5._resumePageIdx = null;
      _this5._dirtyMatch = true;
    }

    _classPrivateMethodGet(_this5, _updateUIState, _updateUIState2).call(_this5, FindState.FOUND);

    _this5._highlightMatches = false;

    _classPrivateMethodGet(_this5, _updateAllPages, _updateAllPages2).call(_this5);
  });
}

function _requestMatchesCount2() {
  var _this$_selected = this._selected,
      pageIdx = _this$_selected.pageIdx,
      matchIdx = _this$_selected.matchIdx;
  var current = 0,
      total = this._matchesCountTotal;

  if (matchIdx !== -1) {
    for (var i = 0; i < pageIdx; i++) {
      var _this$_pageMatches$i;

      current += ((_this$_pageMatches$i = this._pageMatches[i]) === null || _this$_pageMatches$i === void 0 ? void 0 : _this$_pageMatches$i.length) || 0;
    }

    current += matchIdx + 1;
  }

  if (current < 1 || current > total) {
    current = total = 0;
  }

  return {
    current: current,
    total: total
  };
}

function _updateUIResultsCount2() {
  this._eventBus.dispatch("updatefindmatchescount", {
    source: this,
    matchesCount: _classPrivateMethodGet(this, _requestMatchesCount, _requestMatchesCount2).call(this)
  });
}

function _updateUIState2(state) {
  var _this$_state$query, _this$_state2;

  var previous = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

  this._eventBus.dispatch("updatefindcontrolstate", {
    source: this,
    state: state,
    previous: previous,
    matchesCount: _classPrivateMethodGet(this, _requestMatchesCount, _requestMatchesCount2).call(this),
    rawQuery: (_this$_state$query = (_this$_state2 = this._state) === null || _this$_state2 === void 0 ? void 0 : _this$_state2.query) !== null && _this$_state$query !== void 0 ? _this$_state$query : null
  });
}

/***/ }),
/* 22 */
/***/ ((__unused_webpack_module, exports) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.CharacterType = void 0;
exports.getCharacterType = getCharacterType;
var CharacterType = {
  SPACE: 0,
  ALPHA_LETTER: 1,
  PUNCT: 2,
  HAN_LETTER: 3,
  KATAKANA_LETTER: 4,
  HIRAGANA_LETTER: 5,
  HALFWIDTH_KATAKANA_LETTER: 6,
  THAI_LETTER: 7
};
exports.CharacterType = CharacterType;

function isAlphabeticalScript(charCode) {
  return charCode < 0x2e80;
}

function isAscii(charCode) {
  return (charCode & 0xff80) === 0;
}

function isAsciiAlpha(charCode) {
  return charCode >= 0x61 && charCode <= 0x7a || charCode >= 0x41 && charCode <= 0x5a;
}

function isAsciiDigit(charCode) {
  return charCode >= 0x30 && charCode <= 0x39;
}

function isAsciiSpace(charCode) {
  return charCode === 0x20 || charCode === 0x09 || charCode === 0x0d || charCode === 0x0a;
}

function isHan(charCode) {
  return charCode >= 0x3400 && charCode <= 0x9fff || charCode >= 0xf900 && charCode <= 0xfaff;
}

function isKatakana(charCode) {
  return charCode >= 0x30a0 && charCode <= 0x30ff;
}

function isHiragana(charCode) {
  return charCode >= 0x3040 && charCode <= 0x309f;
}

function isHalfwidthKatakana(charCode) {
  return charCode >= 0xff60 && charCode <= 0xff9f;
}

function isThai(charCode) {
  return (charCode & 0xff80) === 0x0e00;
}

function getCharacterType(charCode) {
  if (isAlphabeticalScript(charCode)) {
    if (isAscii(charCode)) {
      if (isAsciiSpace(charCode)) {
        return CharacterType.SPACE;
      } else if (isAsciiAlpha(charCode) || isAsciiDigit(charCode) || charCode === 0x5f) {
        return CharacterType.ALPHA_LETTER;
      }

      return CharacterType.PUNCT;
    } else if (isThai(charCode)) {
      return CharacterType.THAI_LETTER;
    } else if (charCode === 0xa0) {
      return CharacterType.SPACE;
    }

    return CharacterType.ALPHA_LETTER;
  }

  if (isHan(charCode)) {
    return CharacterType.HAN_LETTER;
  } else if (isKatakana(charCode)) {
    return CharacterType.KATAKANA_LETTER;
  } else if (isHiragana(charCode)) {
    return CharacterType.HIRAGANA_LETTER;
  } else if (isHalfwidthKatakana(charCode)) {
    return CharacterType.HALFWIDTH_KATAKANA_LETTER;
  }

  return CharacterType.ALPHA_LETTER;
}

/***/ }),
/* 23 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.PDFHistory = void 0;
exports.isDestArraysEqual = isDestArraysEqual;
exports.isDestHashesEqual = isDestHashesEqual;

var _ui_utils = __w_pdfjs_require__(7);

var _event_utils = __w_pdfjs_require__(18);

function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _iterableToArrayLimit(arr, i) { var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]; if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var HASH_CHANGE_TIMEOUT = 1000;
var POSITION_UPDATED_THRESHOLD = 50;
var UPDATE_VIEWAREA_TIMEOUT = 1000;

function getCurrentHash() {
  return document.location.hash;
}

var PDFHistory = /*#__PURE__*/function () {
  function PDFHistory(_ref) {
    var _this = this;

    var linkService = _ref.linkService,
        eventBus = _ref.eventBus;

    _classCallCheck(this, PDFHistory);

    this.linkService = linkService;
    this.eventBus = eventBus;
    this._initialized = false;
    this._fingerprint = "";
    this.reset();
    this._boundEvents = null;

    this.eventBus._on("pagesinit", function () {
      _this._isPagesLoaded = false;

      _this.eventBus._on("pagesloaded", function (evt) {
        _this._isPagesLoaded = !!evt.pagesCount;
      }, {
        once: true
      });
    });
  }

  _createClass(PDFHistory, [{
    key: "initialize",
    value: function initialize(_ref2) {
      var fingerprint = _ref2.fingerprint,
          _ref2$resetHistory = _ref2.resetHistory,
          resetHistory = _ref2$resetHistory === void 0 ? false : _ref2$resetHistory,
          _ref2$updateUrl = _ref2.updateUrl,
          updateUrl = _ref2$updateUrl === void 0 ? false : _ref2$updateUrl;

      if (!fingerprint || typeof fingerprint !== "string") {
        console.error('PDFHistory.initialize: The "fingerprint" must be a non-empty string.');
        return;
      }

      if (this._initialized) {
        this.reset();
      }

      var reInitialized = this._fingerprint !== "" && this._fingerprint !== fingerprint;
      this._fingerprint = fingerprint;
      this._updateUrl = updateUrl === true;
      this._initialized = true;

      this._bindEvents();

      var state = window.history.state;
      this._popStateInProgress = false;
      this._blockHashChange = 0;
      this._currentHash = getCurrentHash();
      this._numPositionUpdates = 0;
      this._uid = this._maxUid = 0;
      this._destination = null;
      this._position = null;

      if (!this._isValidState(state, true) || resetHistory) {
        var _this$_parseCurrentHa = this._parseCurrentHash(true),
            hash = _this$_parseCurrentHa.hash,
            page = _this$_parseCurrentHa.page,
            rotation = _this$_parseCurrentHa.rotation;

        if (!hash || reInitialized || resetHistory) {
          this._pushOrReplaceState(null, true);

          return;
        }

        this._pushOrReplaceState({
          hash: hash,
          page: page,
          rotation: rotation
        }, true);

        return;
      }

      var destination = state.destination;

      this._updateInternalState(destination, state.uid, true);

      if (destination.rotation !== undefined) {
        this._initialRotation = destination.rotation;
      }

      if (destination.dest) {
        this._initialBookmark = JSON.stringify(destination.dest);
        this._destination.page = null;
      } else if (destination.hash) {
        this._initialBookmark = destination.hash;
      } else if (destination.page) {
        this._initialBookmark = "page=".concat(destination.page);
      }
    }
  }, {
    key: "reset",
    value: function reset() {
      if (this._initialized) {
        this._pageHide();

        this._initialized = false;

        this._unbindEvents();
      }

      if (this._updateViewareaTimeout) {
        clearTimeout(this._updateViewareaTimeout);
        this._updateViewareaTimeout = null;
      }

      this._initialBookmark = null;
      this._initialRotation = null;
    }
  }, {
    key: "push",
    value: function push(_ref3) {
      var _this2 = this;

      var _ref3$namedDest = _ref3.namedDest,
          namedDest = _ref3$namedDest === void 0 ? null : _ref3$namedDest,
          explicitDest = _ref3.explicitDest,
          pageNumber = _ref3.pageNumber;

      if (!this._initialized) {
        return;
      }

      if (namedDest && typeof namedDest !== "string") {
        console.error("PDFHistory.push: " + "\"".concat(namedDest, "\" is not a valid namedDest parameter."));
        return;
      } else if (!Array.isArray(explicitDest)) {
        console.error("PDFHistory.push: " + "\"".concat(explicitDest, "\" is not a valid explicitDest parameter."));
        return;
      } else if (!this._isValidPage(pageNumber)) {
        if (pageNumber !== null || this._destination) {
          console.error("PDFHistory.push: " + "\"".concat(pageNumber, "\" is not a valid pageNumber parameter."));
          return;
        }
      }

      var hash = namedDest || JSON.stringify(explicitDest);

      if (!hash) {
        return;
      }

      var forceReplace = false;

      if (this._destination && (isDestHashesEqual(this._destination.hash, hash) || isDestArraysEqual(this._destination.dest, explicitDest))) {
        if (this._destination.page) {
          return;
        }

        forceReplace = true;
      }

      if (this._popStateInProgress && !forceReplace) {
        return;
      }

      this._pushOrReplaceState({
        dest: explicitDest,
        hash: hash,
        page: pageNumber,
        rotation: this.linkService.rotation
      }, forceReplace);

      if (!this._popStateInProgress) {
        this._popStateInProgress = true;
        Promise.resolve().then(function () {
          _this2._popStateInProgress = false;
        });
      }
    }
  }, {
    key: "pushPage",
    value: function pushPage(pageNumber) {
      var _this$_destination,
          _this3 = this;

      if (!this._initialized) {
        return;
      }

      if (!this._isValidPage(pageNumber)) {
        console.error("PDFHistory.pushPage: \"".concat(pageNumber, "\" is not a valid page number."));
        return;
      }

      if (((_this$_destination = this._destination) === null || _this$_destination === void 0 ? void 0 : _this$_destination.page) === pageNumber) {
        return;
      }

      if (this._popStateInProgress) {
        return;
      }

      this._pushOrReplaceState({
        dest: null,
        hash: "page=".concat(pageNumber),
        page: pageNumber,
        rotation: this.linkService.rotation
      });

      if (!this._popStateInProgress) {
        this._popStateInProgress = true;
        Promise.resolve().then(function () {
          _this3._popStateInProgress = false;
        });
      }
    }
  }, {
    key: "pushCurrentPosition",
    value: function pushCurrentPosition() {
      if (!this._initialized || this._popStateInProgress) {
        return;
      }

      this._tryPushCurrentPosition();
    }
  }, {
    key: "back",
    value: function back() {
      if (!this._initialized || this._popStateInProgress) {
        return;
      }

      var state = window.history.state;

      if (this._isValidState(state) && state.uid > 0) {
        window.history.back();
      }
    }
  }, {
    key: "forward",
    value: function forward() {
      if (!this._initialized || this._popStateInProgress) {
        return;
      }

      var state = window.history.state;

      if (this._isValidState(state) && state.uid < this._maxUid) {
        window.history.forward();
      }
    }
  }, {
    key: "popStateInProgress",
    get: function get() {
      return this._initialized && (this._popStateInProgress || this._blockHashChange > 0);
    }
  }, {
    key: "initialBookmark",
    get: function get() {
      return this._initialized ? this._initialBookmark : null;
    }
  }, {
    key: "initialRotation",
    get: function get() {
      return this._initialized ? this._initialRotation : null;
    }
  }, {
    key: "_pushOrReplaceState",
    value: function _pushOrReplaceState(destination) {
      var forceReplace = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
      var shouldReplace = forceReplace || !this._destination;
      var newState = {
        fingerprint: this._fingerprint,
        uid: shouldReplace ? this._uid : this._uid + 1,
        destination: destination
      };

      this._updateInternalState(destination, newState.uid);

      var newUrl;

      if (this._updateUrl && destination !== null && destination !== void 0 && destination.hash) {
        var baseUrl = document.location.href.split("#")[0];

        if (!baseUrl.startsWith("file://")) {
          newUrl = "".concat(baseUrl, "#").concat(destination.hash);
        }
      }

      if (shouldReplace) {
        window.history.replaceState(newState, "", newUrl);
      } else {
        window.history.pushState(newState, "", newUrl);
      }
    }
  }, {
    key: "_tryPushCurrentPosition",
    value: function _tryPushCurrentPosition() {
      var temporary = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;

      if (!this._position) {
        return;
      }

      var position = this._position;

      if (temporary) {
        position = Object.assign(Object.create(null), this._position);
        position.temporary = true;
      }

      if (!this._destination) {
        this._pushOrReplaceState(position);

        return;
      }

      if (this._destination.temporary) {
        this._pushOrReplaceState(position, true);

        return;
      }

      if (this._destination.hash === position.hash) {
        return;
      }

      if (!this._destination.page && (POSITION_UPDATED_THRESHOLD <= 0 || this._numPositionUpdates <= POSITION_UPDATED_THRESHOLD)) {
        return;
      }

      var forceReplace = false;

      if (this._destination.page >= position.first && this._destination.page <= position.page) {
        if (this._destination.dest !== undefined || !this._destination.first) {
          return;
        }

        forceReplace = true;
      }

      this._pushOrReplaceState(position, forceReplace);
    }
  }, {
    key: "_isValidPage",
    value: function _isValidPage(val) {
      return Number.isInteger(val) && val > 0 && val <= this.linkService.pagesCount;
    }
  }, {
    key: "_isValidState",
    value: function _isValidState(state) {
      var checkReload = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;

      if (!state) {
        return false;
      }

      if (state.fingerprint !== this._fingerprint) {
        if (checkReload) {
          if (typeof state.fingerprint !== "string" || state.fingerprint.length !== this._fingerprint.length) {
            return false;
          }

          var _performance$getEntri = performance.getEntriesByType("navigation"),
              _performance$getEntri2 = _slicedToArray(_performance$getEntri, 1),
              perfEntry = _performance$getEntri2[0];

          if ((perfEntry === null || perfEntry === void 0 ? void 0 : perfEntry.type) !== "reload") {
            return false;
          }
        } else {
          return false;
        }
      }

      if (!Number.isInteger(state.uid) || state.uid < 0) {
        return false;
      }

      if (state.destination === null || _typeof(state.destination) !== "object") {
        return false;
      }

      return true;
    }
  }, {
    key: "_updateInternalState",
    value: function _updateInternalState(destination, uid) {
      var removeTemporary = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;

      if (this._updateViewareaTimeout) {
        clearTimeout(this._updateViewareaTimeout);
        this._updateViewareaTimeout = null;
      }

      if (removeTemporary && destination !== null && destination !== void 0 && destination.temporary) {
        delete destination.temporary;
      }

      this._destination = destination;
      this._uid = uid;
      this._maxUid = Math.max(this._maxUid, uid);
      this._numPositionUpdates = 0;
    }
  }, {
    key: "_parseCurrentHash",
    value: function _parseCurrentHash() {
      var checkNameddest = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
      var hash = unescape(getCurrentHash()).substring(1);
      var params = (0, _ui_utils.parseQueryString)(hash);
      var nameddest = params.get("nameddest") || "";
      var page = params.get("page") | 0;

      if (!this._isValidPage(page) || checkNameddest && nameddest.length > 0) {
        page = null;
      }

      return {
        hash: hash,
        page: page,
        rotation: this.linkService.rotation
      };
    }
  }, {
    key: "_updateViewarea",
    value: function _updateViewarea(_ref4) {
      var _this4 = this;

      var location = _ref4.location;

      if (this._updateViewareaTimeout) {
        clearTimeout(this._updateViewareaTimeout);
        this._updateViewareaTimeout = null;
      }

      this._position = {
        hash: location.pdfOpenParams.substring(1),
        page: this.linkService.page,
        first: location.pageNumber,
        rotation: location.rotation
      };

      if (this._popStateInProgress) {
        return;
      }

      if (POSITION_UPDATED_THRESHOLD > 0 && this._isPagesLoaded && this._destination && !this._destination.page) {
        this._numPositionUpdates++;
      }

      if (UPDATE_VIEWAREA_TIMEOUT > 0) {
        this._updateViewareaTimeout = setTimeout(function () {
          if (!_this4._popStateInProgress) {
            _this4._tryPushCurrentPosition(true);
          }

          _this4._updateViewareaTimeout = null;
        }, UPDATE_VIEWAREA_TIMEOUT);
      }
    }
  }, {
    key: "_popState",
    value: function _popState(_ref5) {
      var _this5 = this;

      var state = _ref5.state;
      var newHash = getCurrentHash(),
          hashChanged = this._currentHash !== newHash;
      this._currentHash = newHash;

      if (!state) {
        this._uid++;

        var _this$_parseCurrentHa2 = this._parseCurrentHash(),
            hash = _this$_parseCurrentHa2.hash,
            page = _this$_parseCurrentHa2.page,
            rotation = _this$_parseCurrentHa2.rotation;

        this._pushOrReplaceState({
          hash: hash,
          page: page,
          rotation: rotation
        }, true);

        return;
      }

      if (!this._isValidState(state)) {
        return;
      }

      this._popStateInProgress = true;

      if (hashChanged) {
        this._blockHashChange++;
        (0, _event_utils.waitOnEventOrTimeout)({
          target: window,
          name: "hashchange",
          delay: HASH_CHANGE_TIMEOUT
        }).then(function () {
          _this5._blockHashChange--;
        });
      }

      var destination = state.destination;

      this._updateInternalState(destination, state.uid, true);

      if ((0, _ui_utils.isValidRotation)(destination.rotation)) {
        this.linkService.rotation = destination.rotation;
      }

      if (destination.dest) {
        this.linkService.goToDestination(destination.dest);
      } else if (destination.hash) {
        this.linkService.setHash(destination.hash);
      } else if (destination.page) {
        this.linkService.page = destination.page;
      }

      Promise.resolve().then(function () {
        _this5._popStateInProgress = false;
      });
    }
  }, {
    key: "_pageHide",
    value: function _pageHide() {
      if (!this._destination || this._destination.temporary) {
        this._tryPushCurrentPosition();
      }
    }
  }, {
    key: "_bindEvents",
    value: function _bindEvents() {
      if (this._boundEvents) {
        return;
      }

      this._boundEvents = {
        updateViewarea: this._updateViewarea.bind(this),
        popState: this._popState.bind(this),
        pageHide: this._pageHide.bind(this)
      };

      this.eventBus._on("updateviewarea", this._boundEvents.updateViewarea);

      window.addEventListener("popstate", this._boundEvents.popState);
      window.addEventListener("pagehide", this._boundEvents.pageHide);
    }
  }, {
    key: "_unbindEvents",
    value: function _unbindEvents() {
      if (!this._boundEvents) {
        return;
      }

      this.eventBus._off("updateviewarea", this._boundEvents.updateViewarea);

      window.removeEventListener("popstate", this._boundEvents.popState);
      window.removeEventListener("pagehide", this._boundEvents.pageHide);
      this._boundEvents = null;
    }
  }]);

  return PDFHistory;
}();

exports.PDFHistory = PDFHistory;

function isDestHashesEqual(destHash, pushHash) {
  if (typeof destHash !== "string" || typeof pushHash !== "string") {
    return false;
  }

  if (destHash === pushHash) {
    return true;
  }

  var nameddest = (0, _ui_utils.parseQueryString)(destHash).get("nameddest");

  if (nameddest === pushHash) {
    return true;
  }

  return false;
}

function isDestArraysEqual(firstDest, secondDest) {
  function isEntryEqual(first, second) {
    if (_typeof(first) !== _typeof(second)) {
      return false;
    }

    if (Array.isArray(first) || Array.isArray(second)) {
      return false;
    }

    if (first !== null && _typeof(first) === "object" && second !== null) {
      if (Object.keys(first).length !== Object.keys(second).length) {
        return false;
      }

      for (var key in first) {
        if (!isEntryEqual(first[key], second[key])) {
          return false;
        }
      }

      return true;
    }

    return first === second || Number.isNaN(first) && Number.isNaN(second);
  }

  if (!(Array.isArray(firstDest) && Array.isArray(secondDest))) {
    return false;
  }

  if (firstDest.length !== secondDest.length) {
    return false;
  }

  for (var i = 0, ii = firstDest.length; i < ii; i++) {
    if (!isEntryEqual(firstDest[i], secondDest[i])) {
      return false;
    }
  }

  return true;
}

/***/ }),
/* 24 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.PDFScriptingManager = void 0;

var _ui_utils = __w_pdfjs_require__(7);

var _pdfjsLib = __w_pdfjs_require__(3);

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }

function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }

function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { _defineProperty(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e2) { throw _e2; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e3) { didErr = true; err = _e3; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }

function _regeneratorRuntime() { "use strict"; /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */ _regeneratorRuntime = function _regeneratorRuntime() { return exports; }; var exports = {}, Op = Object.prototype, hasOwn = Op.hasOwnProperty, $Symbol = "function" == typeof Symbol ? Symbol : {}, iteratorSymbol = $Symbol.iterator || "@@iterator", asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator", toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag"; function define(obj, key, value) { return Object.defineProperty(obj, key, { value: value, enumerable: !0, configurable: !0, writable: !0 }), obj[key]; } try { define({}, ""); } catch (err) { define = function define(obj, key, value) { return obj[key] = value; }; } function wrap(innerFn, outerFn, self, tryLocsList) { var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator, generator = Object.create(protoGenerator.prototype), context = new Context(tryLocsList || []); return generator._invoke = function (innerFn, self, context) { var state = "suspendedStart"; return function (method, arg) { if ("executing" === state) throw new Error("Generator is already running"); if ("completed" === state) { if ("throw" === method) throw arg; return doneResult(); } for (context.method = method, context.arg = arg;;) { var delegate = context.delegate; if (delegate) { var delegateResult = maybeInvokeDelegate(delegate, context); if (delegateResult) { if (delegateResult === ContinueSentinel) continue; return delegateResult; } } if ("next" === context.method) context.sent = context._sent = context.arg;else if ("throw" === context.method) { if ("suspendedStart" === state) throw state = "completed", context.arg; context.dispatchException(context.arg); } else "return" === context.method && context.abrupt("return", context.arg); state = "executing"; var record = tryCatch(innerFn, self, context); if ("normal" === record.type) { if (state = context.done ? "completed" : "suspendedYield", record.arg === ContinueSentinel) continue; return { value: record.arg, done: context.done }; } "throw" === record.type && (state = "completed", context.method = "throw", context.arg = record.arg); } }; }(innerFn, self, context), generator; } function tryCatch(fn, obj, arg) { try { return { type: "normal", arg: fn.call(obj, arg) }; } catch (err) { return { type: "throw", arg: err }; } } exports.wrap = wrap; var ContinueSentinel = {}; function Generator() {} function GeneratorFunction() {} function GeneratorFunctionPrototype() {} var IteratorPrototype = {}; define(IteratorPrototype, iteratorSymbol, function () { return this; }); var getProto = Object.getPrototypeOf, NativeIteratorPrototype = getProto && getProto(getProto(values([]))); NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol) && (IteratorPrototype = NativeIteratorPrototype); var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype); function defineIteratorMethods(prototype) { ["next", "throw", "return"].forEach(function (method) { define(prototype, method, function (arg) { return this._invoke(method, arg); }); }); } function AsyncIterator(generator, PromiseImpl) { function invoke(method, arg, resolve, reject) { var record = tryCatch(generator[method], generator, arg); if ("throw" !== record.type) { var result = record.arg, value = result.value; return value && "object" == _typeof(value) && hasOwn.call(value, "__await") ? PromiseImpl.resolve(value.__await).then(function (value) { invoke("next", value, resolve, reject); }, function (err) { invoke("throw", err, resolve, reject); }) : PromiseImpl.resolve(value).then(function (unwrapped) { result.value = unwrapped, resolve(result); }, function (error) { return invoke("throw", error, resolve, reject); }); } reject(record.arg); } var previousPromise; this._invoke = function (method, arg) { function callInvokeWithMethodAndArg() { return new PromiseImpl(function (resolve, reject) { invoke(method, arg, resolve, reject); }); } return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg(); }; } function maybeInvokeDelegate(delegate, context) { var method = delegate.iterator[context.method]; if (undefined === method) { if (context.delegate = null, "throw" === context.method) { if (delegate.iterator["return"] && (context.method = "return", context.arg = undefined, maybeInvokeDelegate(delegate, context), "throw" === context.method)) return ContinueSentinel; context.method = "throw", context.arg = new TypeError("The iterator does not provide a 'throw' method"); } return ContinueSentinel; } var record = tryCatch(method, delegate.iterator, context.arg); if ("throw" === record.type) return context.method = "throw", context.arg = record.arg, context.delegate = null, ContinueSentinel; var info = record.arg; return info ? info.done ? (context[delegate.resultName] = info.value, context.next = delegate.nextLoc, "return" !== context.method && (context.method = "next", context.arg = undefined), context.delegate = null, ContinueSentinel) : info : (context.method = "throw", context.arg = new TypeError("iterator result is not an object"), context.delegate = null, ContinueSentinel); } function pushTryEntry(locs) { var entry = { tryLoc: locs[0] }; 1 in locs && (entry.catchLoc = locs[1]), 2 in locs && (entry.finallyLoc = locs[2], entry.afterLoc = locs[3]), this.tryEntries.push(entry); } function resetTryEntry(entry) { var record = entry.completion || {}; record.type = "normal", delete record.arg, entry.completion = record; } function Context(tryLocsList) { this.tryEntries = [{ tryLoc: "root" }], tryLocsList.forEach(pushTryEntry, this), this.reset(!0); } function values(iterable) { if (iterable) { var iteratorMethod = iterable[iteratorSymbol]; if (iteratorMethod) return iteratorMethod.call(iterable); if ("function" == typeof iterable.next) return iterable; if (!isNaN(iterable.length)) { var i = -1, next = function next() { for (; ++i < iterable.length;) { if (hasOwn.call(iterable, i)) return next.value = iterable[i], next.done = !1, next; } return next.value = undefined, next.done = !0, next; }; return next.next = next; } } return { next: doneResult }; } function doneResult() { return { value: undefined, done: !0 }; } return GeneratorFunction.prototype = GeneratorFunctionPrototype, define(Gp, "constructor", GeneratorFunctionPrototype), define(GeneratorFunctionPrototype, "constructor", GeneratorFunction), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"), exports.isGeneratorFunction = function (genFun) { var ctor = "function" == typeof genFun && genFun.constructor; return !!ctor && (ctor === GeneratorFunction || "GeneratorFunction" === (ctor.displayName || ctor.name)); }, exports.mark = function (genFun) { return Object.setPrototypeOf ? Object.setPrototypeOf(genFun, GeneratorFunctionPrototype) : (genFun.__proto__ = GeneratorFunctionPrototype, define(genFun, toStringTagSymbol, "GeneratorFunction")), genFun.prototype = Object.create(Gp), genFun; }, exports.awrap = function (arg) { return { __await: arg }; }, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, asyncIteratorSymbol, function () { return this; }), exports.AsyncIterator = AsyncIterator, exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) { void 0 === PromiseImpl && (PromiseImpl = Promise); var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl); return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) { return result.done ? result.value : iter.next(); }); }, defineIteratorMethods(Gp), define(Gp, toStringTagSymbol, "Generator"), define(Gp, iteratorSymbol, function () { return this; }), define(Gp, "toString", function () { return "[object Generator]"; }), exports.keys = function (object) { var keys = []; for (var key in object) { keys.push(key); } return keys.reverse(), function next() { for (; keys.length;) { var key = keys.pop(); if (key in object) return next.value = key, next.done = !1, next; } return next.done = !0, next; }; }, exports.values = values, Context.prototype = { constructor: Context, reset: function reset(skipTempReset) { if (this.prev = 0, this.next = 0, this.sent = this._sent = undefined, this.done = !1, this.delegate = null, this.method = "next", this.arg = undefined, this.tryEntries.forEach(resetTryEntry), !skipTempReset) for (var name in this) { "t" === name.charAt(0) && hasOwn.call(this, name) && !isNaN(+name.slice(1)) && (this[name] = undefined); } }, stop: function stop() { this.done = !0; var rootRecord = this.tryEntries[0].completion; if ("throw" === rootRecord.type) throw rootRecord.arg; return this.rval; }, dispatchException: function dispatchException(exception) { if (this.done) throw exception; var context = this; function handle(loc, caught) { return record.type = "throw", record.arg = exception, context.next = loc, caught && (context.method = "next", context.arg = undefined), !!caught; } for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i], record = entry.completion; if ("root" === entry.tryLoc) return handle("end"); if (entry.tryLoc <= this.prev) { var hasCatch = hasOwn.call(entry, "catchLoc"), hasFinally = hasOwn.call(entry, "finallyLoc"); if (hasCatch && hasFinally) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } else if (hasCatch) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); } else { if (!hasFinally) throw new Error("try statement without catch or finally"); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } } } }, abrupt: function abrupt(type, arg) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) { var finallyEntry = entry; break; } } finallyEntry && ("break" === type || "continue" === type) && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc && (finallyEntry = null); var record = finallyEntry ? finallyEntry.completion : {}; return record.type = type, record.arg = arg, finallyEntry ? (this.method = "next", this.next = finallyEntry.finallyLoc, ContinueSentinel) : this.complete(record); }, complete: function complete(record, afterLoc) { if ("throw" === record.type) throw record.arg; return "break" === record.type || "continue" === record.type ? this.next = record.arg : "return" === record.type ? (this.rval = this.arg = record.arg, this.method = "return", this.next = "end") : "normal" === record.type && afterLoc && (this.next = afterLoc), ContinueSentinel; }, finish: function finish(finallyLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.finallyLoc === finallyLoc) return this.complete(entry.completion, entry.afterLoc), resetTryEntry(entry), ContinueSentinel; } }, "catch": function _catch(tryLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc === tryLoc) { var record = entry.completion; if ("throw" === record.type) { var thrown = record.arg; resetTryEntry(entry); } return thrown; } } throw new Error("illegal catch attempt"); }, delegateYield: function delegateYield(iterable, resultName, nextLoc) { return this.delegate = { iterator: values(iterable), resultName: resultName, nextLoc: nextLoc }, "next" === this.method && (this.arg = undefined), ContinueSentinel; } }, exports; }

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _iterableToArrayLimit(arr, i) { var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]; if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

var PDFScriptingManager = /*#__PURE__*/function () {
  function PDFScriptingManager(_ref) {
    var _this = this;

    var eventBus = _ref.eventBus,
        _ref$sandboxBundleSrc = _ref.sandboxBundleSrc,
        sandboxBundleSrc = _ref$sandboxBundleSrc === void 0 ? null : _ref$sandboxBundleSrc,
        _ref$scriptingFactory = _ref.scriptingFactory,
        scriptingFactory = _ref$scriptingFactory === void 0 ? null : _ref$scriptingFactory,
        _ref$docPropertiesLoo = _ref.docPropertiesLookup,
        docPropertiesLookup = _ref$docPropertiesLoo === void 0 ? null : _ref$docPropertiesLoo;

    _classCallCheck(this, PDFScriptingManager);

    this._pdfDocument = null;
    this._pdfViewer = null;
    this._closeCapability = null;
    this._destroyCapability = null;
    this._scripting = null;
    this._mouseState = Object.create(null);
    this._ready = false;
    this._eventBus = eventBus;
    this._sandboxBundleSrc = sandboxBundleSrc;
    this._scriptingFactory = scriptingFactory;
    this._docPropertiesLookup = docPropertiesLookup;

    if (!this._scriptingFactory) {
      window.addEventListener("updatefromsandbox", function (event) {
        _this._eventBus.dispatch("updatefromsandbox", {
          source: window,
          detail: event.detail
        });
      });
    }
  }

  _createClass(PDFScriptingManager, [{
    key: "setViewer",
    value: function setViewer(pdfViewer) {
      this._pdfViewer = pdfViewer;
    }
  }, {
    key: "setDocument",
    value: function () {
      var _setDocument = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee2(pdfDocument) {
        var _this2 = this,
            _this$_scripting;

        var _yield$Promise$all, _yield$Promise$all2, objects, calculationOrder, docActions, _iterator, _step, _step$value, name, listener, _iterator2, _step2, _step2$value, _name, _listener, docProperties;

        return _regeneratorRuntime().wrap(function _callee2$(_context2) {
          while (1) {
            switch (_context2.prev = _context2.next) {
              case 0:
                if (!this._pdfDocument) {
                  _context2.next = 3;
                  break;
                }

                _context2.next = 3;
                return this._destroyScripting();

              case 3:
                this._pdfDocument = pdfDocument;

                if (pdfDocument) {
                  _context2.next = 6;
                  break;
                }

                return _context2.abrupt("return");

              case 6:
                _context2.next = 8;
                return Promise.all([pdfDocument.getFieldObjects(), pdfDocument.getCalculationOrderIds(), pdfDocument.getJSActions()]);

              case 8:
                _yield$Promise$all = _context2.sent;
                _yield$Promise$all2 = _slicedToArray(_yield$Promise$all, 3);
                objects = _yield$Promise$all2[0];
                calculationOrder = _yield$Promise$all2[1];
                docActions = _yield$Promise$all2[2];

                if (!(!objects && !docActions)) {
                  _context2.next = 17;
                  break;
                }

                _context2.next = 16;
                return this._destroyScripting();

              case 16:
                return _context2.abrupt("return");

              case 17:
                if (!(pdfDocument !== this._pdfDocument)) {
                  _context2.next = 19;
                  break;
                }

                return _context2.abrupt("return");

              case 19:
                _context2.prev = 19;
                this._scripting = this._createScripting();
                _context2.next = 29;
                break;

              case 23:
                _context2.prev = 23;
                _context2.t0 = _context2["catch"](19);
                console.error("PDFScriptingManager.setDocument: \"".concat(_context2.t0 === null || _context2.t0 === void 0 ? void 0 : _context2.t0.message, "\"."));
                _context2.next = 28;
                return this._destroyScripting();

              case 28:
                return _context2.abrupt("return");

              case 29:
                this._internalEvents.set("updatefromsandbox", function (event) {
                  if ((event === null || event === void 0 ? void 0 : event.source) !== window) {
                    return;
                  }

                  _this2._updateFromSandbox(event.detail);
                });

                this._internalEvents.set("dispatcheventinsandbox", function (event) {
                  var _this2$_scripting;

                  (_this2$_scripting = _this2._scripting) === null || _this2$_scripting === void 0 ? void 0 : _this2$_scripting.dispatchEventInSandbox(event.detail);
                });

                this._internalEvents.set("pagechanging", function (_ref2) {
                  var pageNumber = _ref2.pageNumber,
                      previous = _ref2.previous;

                  if (pageNumber === previous) {
                    return;
                  }

                  _this2._dispatchPageClose(previous);

                  _this2._dispatchPageOpen(pageNumber);
                });

                this._internalEvents.set("pagerendered", function (_ref3) {
                  var pageNumber = _ref3.pageNumber;

                  if (!_this2._pageOpenPending.has(pageNumber)) {
                    return;
                  }

                  if (pageNumber !== _this2._pdfViewer.currentPageNumber) {
                    return;
                  }

                  _this2._dispatchPageOpen(pageNumber);
                });

                this._internalEvents.set("pagesdestroy", /*#__PURE__*/function () {
                  var _ref4 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee(event) {
                    var _this2$_scripting2, _this2$_closeCapabili;

                    return _regeneratorRuntime().wrap(function _callee$(_context) {
                      while (1) {
                        switch (_context.prev = _context.next) {
                          case 0:
                            _context.next = 2;
                            return _this2._dispatchPageClose(_this2._pdfViewer.currentPageNumber);

                          case 2:
                            _context.next = 4;
                            return (_this2$_scripting2 = _this2._scripting) === null || _this2$_scripting2 === void 0 ? void 0 : _this2$_scripting2.dispatchEventInSandbox({
                              id: "doc",
                              name: "WillClose"
                            });

                          case 4:
                            (_this2$_closeCapabili = _this2._closeCapability) === null || _this2$_closeCapabili === void 0 ? void 0 : _this2$_closeCapabili.resolve();

                          case 5:
                          case "end":
                            return _context.stop();
                        }
                      }
                    }, _callee);
                  }));

                  return function (_x2) {
                    return _ref4.apply(this, arguments);
                  };
                }());

                this._domEvents.set("mousedown", function (event) {
                  _this2._mouseState.isDown = true;
                });

                this._domEvents.set("mouseup", function (event) {
                  _this2._mouseState.isDown = false;
                });

                _iterator = _createForOfIteratorHelper(this._internalEvents);

                try {
                  for (_iterator.s(); !(_step = _iterator.n()).done;) {
                    _step$value = _slicedToArray(_step.value, 2), name = _step$value[0], listener = _step$value[1];

                    this._eventBus._on(name, listener);
                  }
                } catch (err) {
                  _iterator.e(err);
                } finally {
                  _iterator.f();
                }

                _iterator2 = _createForOfIteratorHelper(this._domEvents);

                try {
                  for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
                    _step2$value = _slicedToArray(_step2.value, 2), _name = _step2$value[0], _listener = _step2$value[1];
                    window.addEventListener(_name, _listener, true);
                  }
                } catch (err) {
                  _iterator2.e(err);
                } finally {
                  _iterator2.f();
                }

                _context2.prev = 40;
                _context2.next = 43;
                return this._getDocProperties();

              case 43:
                docProperties = _context2.sent;

                if (!(pdfDocument !== this._pdfDocument)) {
                  _context2.next = 46;
                  break;
                }

                return _context2.abrupt("return");

              case 46:
                _context2.next = 48;
                return this._scripting.createSandbox({
                  objects: objects,
                  calculationOrder: calculationOrder,
                  appInfo: {
                    platform: navigator.platform,
                    language: navigator.language
                  },
                  docInfo: _objectSpread(_objectSpread({}, docProperties), {}, {
                    actions: docActions
                  })
                });

              case 48:
                this._eventBus.dispatch("sandboxcreated", {
                  source: this
                });

                _context2.next = 57;
                break;

              case 51:
                _context2.prev = 51;
                _context2.t1 = _context2["catch"](40);
                console.error("PDFScriptingManager.setDocument: \"".concat(_context2.t1 === null || _context2.t1 === void 0 ? void 0 : _context2.t1.message, "\"."));
                _context2.next = 56;
                return this._destroyScripting();

              case 56:
                return _context2.abrupt("return");

              case 57:
                _context2.next = 59;
                return (_this$_scripting = this._scripting) === null || _this$_scripting === void 0 ? void 0 : _this$_scripting.dispatchEventInSandbox({
                  id: "doc",
                  name: "Open"
                });

              case 59:
                _context2.next = 61;
                return this._dispatchPageOpen(this._pdfViewer.currentPageNumber, true);

              case 61:
                Promise.resolve().then(function () {
                  if (pdfDocument === _this2._pdfDocument) {
                    _this2._ready = true;
                  }
                });

              case 62:
              case "end":
                return _context2.stop();
            }
          }
        }, _callee2, this, [[19, 23], [40, 51]]);
      }));

      function setDocument(_x) {
        return _setDocument.apply(this, arguments);
      }

      return setDocument;
    }()
  }, {
    key: "dispatchWillSave",
    value: function () {
      var _dispatchWillSave = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee3(detail) {
        var _this$_scripting2;

        return _regeneratorRuntime().wrap(function _callee3$(_context3) {
          while (1) {
            switch (_context3.prev = _context3.next) {
              case 0:
                return _context3.abrupt("return", (_this$_scripting2 = this._scripting) === null || _this$_scripting2 === void 0 ? void 0 : _this$_scripting2.dispatchEventInSandbox({
                  id: "doc",
                  name: "WillSave"
                }));

              case 1:
              case "end":
                return _context3.stop();
            }
          }
        }, _callee3, this);
      }));

      function dispatchWillSave(_x3) {
        return _dispatchWillSave.apply(this, arguments);
      }

      return dispatchWillSave;
    }()
  }, {
    key: "dispatchDidSave",
    value: function () {
      var _dispatchDidSave = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee4(detail) {
        var _this$_scripting3;

        return _regeneratorRuntime().wrap(function _callee4$(_context4) {
          while (1) {
            switch (_context4.prev = _context4.next) {
              case 0:
                return _context4.abrupt("return", (_this$_scripting3 = this._scripting) === null || _this$_scripting3 === void 0 ? void 0 : _this$_scripting3.dispatchEventInSandbox({
                  id: "doc",
                  name: "DidSave"
                }));

              case 1:
              case "end":
                return _context4.stop();
            }
          }
        }, _callee4, this);
      }));

      function dispatchDidSave(_x4) {
        return _dispatchDidSave.apply(this, arguments);
      }

      return dispatchDidSave;
    }()
  }, {
    key: "dispatchWillPrint",
    value: function () {
      var _dispatchWillPrint = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee5(detail) {
        var _this$_scripting4;

        return _regeneratorRuntime().wrap(function _callee5$(_context5) {
          while (1) {
            switch (_context5.prev = _context5.next) {
              case 0:
                return _context5.abrupt("return", (_this$_scripting4 = this._scripting) === null || _this$_scripting4 === void 0 ? void 0 : _this$_scripting4.dispatchEventInSandbox({
                  id: "doc",
                  name: "WillPrint"
                }));

              case 1:
              case "end":
                return _context5.stop();
            }
          }
        }, _callee5, this);
      }));

      function dispatchWillPrint(_x5) {
        return _dispatchWillPrint.apply(this, arguments);
      }

      return dispatchWillPrint;
    }()
  }, {
    key: "dispatchDidPrint",
    value: function () {
      var _dispatchDidPrint = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee6(detail) {
        var _this$_scripting5;

        return _regeneratorRuntime().wrap(function _callee6$(_context6) {
          while (1) {
            switch (_context6.prev = _context6.next) {
              case 0:
                return _context6.abrupt("return", (_this$_scripting5 = this._scripting) === null || _this$_scripting5 === void 0 ? void 0 : _this$_scripting5.dispatchEventInSandbox({
                  id: "doc",
                  name: "DidPrint"
                }));

              case 1:
              case "end":
                return _context6.stop();
            }
          }
        }, _callee6, this);
      }));

      function dispatchDidPrint(_x6) {
        return _dispatchDidPrint.apply(this, arguments);
      }

      return dispatchDidPrint;
    }()
  }, {
    key: "mouseState",
    get: function get() {
      return this._mouseState;
    }
  }, {
    key: "destroyPromise",
    get: function get() {
      var _this$_destroyCapabil;

      return ((_this$_destroyCapabil = this._destroyCapability) === null || _this$_destroyCapabil === void 0 ? void 0 : _this$_destroyCapabil.promise) || null;
    }
  }, {
    key: "ready",
    get: function get() {
      return this._ready;
    }
  }, {
    key: "_internalEvents",
    get: function get() {
      return (0, _pdfjsLib.shadow)(this, "_internalEvents", new Map());
    }
  }, {
    key: "_domEvents",
    get: function get() {
      return (0, _pdfjsLib.shadow)(this, "_domEvents", new Map());
    }
  }, {
    key: "_pageOpenPending",
    get: function get() {
      return (0, _pdfjsLib.shadow)(this, "_pageOpenPending", new Set());
    }
  }, {
    key: "_visitedPages",
    get: function get() {
      return (0, _pdfjsLib.shadow)(this, "_visitedPages", new Map());
    }
  }, {
    key: "_updateFromSandbox",
    value: function () {
      var _updateFromSandbox2 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee7(detail) {
        var isInPresentationMode, id, siblings, command, value, modes, ids, _iterator3, _step3, elementId, element, _this$_pdfDocument;

        return _regeneratorRuntime().wrap(function _callee7$(_context7) {
          while (1) {
            switch (_context7.prev = _context7.next) {
              case 0:
                isInPresentationMode = this._pdfViewer.isInPresentationMode || this._pdfViewer.isChangingPresentationMode;
                id = detail.id, siblings = detail.siblings, command = detail.command, value = detail.value;

                if (id) {
                  _context7.next = 46;
                  break;
                }

                _context7.t0 = command;
                _context7.next = _context7.t0 === "clear" ? 6 : _context7.t0 === "error" ? 8 : _context7.t0 === "layout" ? 10 : _context7.t0 === "page-num" ? 15 : _context7.t0 === "print" ? 17 : _context7.t0 === "println" ? 21 : _context7.t0 === "zoom" ? 23 : _context7.t0 === "SaveAs" ? 27 : _context7.t0 === "FirstPage" ? 29 : _context7.t0 === "LastPage" ? 31 : _context7.t0 === "NextPage" ? 33 : _context7.t0 === "PrevPage" ? 35 : _context7.t0 === "ZoomViewIn" ? 37 : _context7.t0 === "ZoomViewOut" ? 41 : 45;
                break;

              case 6:
                console.clear();
                return _context7.abrupt("break", 45);

              case 8:
                console.error(value);
                return _context7.abrupt("break", 45);

              case 10:
                if (!isInPresentationMode) {
                  _context7.next = 12;
                  break;
                }

                return _context7.abrupt("return");

              case 12:
                modes = (0, _ui_utils.apiPageLayoutToViewerModes)(value);
                this._pdfViewer.spreadMode = modes.spreadMode;
                return _context7.abrupt("break", 45);

              case 15:
                this._pdfViewer.currentPageNumber = value + 1;
                return _context7.abrupt("break", 45);

              case 17:
                _context7.next = 19;
                return this._pdfViewer.pagesPromise;

              case 19:
                this._eventBus.dispatch("print", {
                  source: this
                });

                return _context7.abrupt("break", 45);

              case 21:
                console.log(value);
                return _context7.abrupt("break", 45);

              case 23:
                if (!isInPresentationMode) {
                  _context7.next = 25;
                  break;
                }

                return _context7.abrupt("return");

              case 25:
                this._pdfViewer.currentScaleValue = value;
                return _context7.abrupt("break", 45);

              case 27:
                this._eventBus.dispatch("download", {
                  source: this
                });

                return _context7.abrupt("break", 45);

              case 29:
                this._pdfViewer.currentPageNumber = 1;
                return _context7.abrupt("break", 45);

              case 31:
                this._pdfViewer.currentPageNumber = this._pdfViewer.pagesCount;
                return _context7.abrupt("break", 45);

              case 33:
                this._pdfViewer.nextPage();

                return _context7.abrupt("break", 45);

              case 35:
                this._pdfViewer.previousPage();

                return _context7.abrupt("break", 45);

              case 37:
                if (!isInPresentationMode) {
                  _context7.next = 39;
                  break;
                }

                return _context7.abrupt("return");

              case 39:
                this._pdfViewer.increaseScale();

                return _context7.abrupt("break", 45);

              case 41:
                if (!isInPresentationMode) {
                  _context7.next = 43;
                  break;
                }

                return _context7.abrupt("return");

              case 43:
                this._pdfViewer.decreaseScale();

                return _context7.abrupt("break", 45);

              case 45:
                return _context7.abrupt("return");

              case 46:
                if (!isInPresentationMode) {
                  _context7.next = 49;
                  break;
                }

                if (!detail.focus) {
                  _context7.next = 49;
                  break;
                }

                return _context7.abrupt("return");

              case 49:
                delete detail.id;
                delete detail.siblings;
                ids = siblings ? [id].concat(_toConsumableArray(siblings)) : [id];
                _iterator3 = _createForOfIteratorHelper(ids);

                try {
                  for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
                    elementId = _step3.value;
                    element = document.querySelector("[data-element-id=\"".concat(elementId, "\"]"));

                    if (element) {
                      element.dispatchEvent(new CustomEvent("updatefromsandbox", {
                        detail: detail
                      }));
                    } else {
                      (_this$_pdfDocument = this._pdfDocument) === null || _this$_pdfDocument === void 0 ? void 0 : _this$_pdfDocument.annotationStorage.setValue(elementId, detail);
                    }
                  }
                } catch (err) {
                  _iterator3.e(err);
                } finally {
                  _iterator3.f();
                }

              case 54:
              case "end":
                return _context7.stop();
            }
          }
        }, _callee7, this);
      }));

      function _updateFromSandbox(_x7) {
        return _updateFromSandbox2.apply(this, arguments);
      }

      return _updateFromSandbox;
    }()
  }, {
    key: "_dispatchPageOpen",
    value: function () {
      var _dispatchPageOpen2 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee9(pageNumber) {
        var _this3 = this;

        var initialize,
            pdfDocument,
            visitedPages,
            pageView,
            actionsPromise,
            _args9 = arguments;
        return _regeneratorRuntime().wrap(function _callee9$(_context9) {
          while (1) {
            switch (_context9.prev = _context9.next) {
              case 0:
                initialize = _args9.length > 1 && _args9[1] !== undefined ? _args9[1] : false;
                pdfDocument = this._pdfDocument, visitedPages = this._visitedPages;

                if (initialize) {
                  this._closeCapability = (0, _pdfjsLib.createPromiseCapability)();
                }

                if (this._closeCapability) {
                  _context9.next = 5;
                  break;
                }

                return _context9.abrupt("return");

              case 5:
                pageView = this._pdfViewer.getPageView(pageNumber - 1);

                if (!((pageView === null || pageView === void 0 ? void 0 : pageView.renderingState) !== _ui_utils.RenderingStates.FINISHED)) {
                  _context9.next = 9;
                  break;
                }

                this._pageOpenPending.add(pageNumber);

                return _context9.abrupt("return");

              case 9:
                this._pageOpenPending["delete"](pageNumber);

                actionsPromise = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee8() {
                  var _pageView$pdfPage, _this3$_scripting;

                  var actions;
                  return _regeneratorRuntime().wrap(function _callee8$(_context8) {
                    while (1) {
                      switch (_context8.prev = _context8.next) {
                        case 0:
                          _context8.next = 2;
                          return !visitedPages.has(pageNumber) ? (_pageView$pdfPage = pageView.pdfPage) === null || _pageView$pdfPage === void 0 ? void 0 : _pageView$pdfPage.getJSActions() : null;

                        case 2:
                          actions = _context8.sent;

                          if (!(pdfDocument !== _this3._pdfDocument)) {
                            _context8.next = 5;
                            break;
                          }

                          return _context8.abrupt("return");

                        case 5:
                          _context8.next = 7;
                          return (_this3$_scripting = _this3._scripting) === null || _this3$_scripting === void 0 ? void 0 : _this3$_scripting.dispatchEventInSandbox({
                            id: "page",
                            name: "PageOpen",
                            pageNumber: pageNumber,
                            actions: actions
                          });

                        case 7:
                        case "end":
                          return _context8.stop();
                      }
                    }
                  }, _callee8);
                }))();
                visitedPages.set(pageNumber, actionsPromise);

              case 12:
              case "end":
                return _context9.stop();
            }
          }
        }, _callee9, this);
      }));

      function _dispatchPageOpen(_x8) {
        return _dispatchPageOpen2.apply(this, arguments);
      }

      return _dispatchPageOpen;
    }()
  }, {
    key: "_dispatchPageClose",
    value: function () {
      var _dispatchPageClose2 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee10(pageNumber) {
        var _this$_scripting6;

        var pdfDocument, visitedPages, actionsPromise;
        return _regeneratorRuntime().wrap(function _callee10$(_context10) {
          while (1) {
            switch (_context10.prev = _context10.next) {
              case 0:
                pdfDocument = this._pdfDocument, visitedPages = this._visitedPages;

                if (this._closeCapability) {
                  _context10.next = 3;
                  break;
                }

                return _context10.abrupt("return");

              case 3:
                if (!this._pageOpenPending.has(pageNumber)) {
                  _context10.next = 5;
                  break;
                }

                return _context10.abrupt("return");

              case 5:
                actionsPromise = visitedPages.get(pageNumber);

                if (actionsPromise) {
                  _context10.next = 8;
                  break;
                }

                return _context10.abrupt("return");

              case 8:
                visitedPages.set(pageNumber, null);
                _context10.next = 11;
                return actionsPromise;

              case 11:
                if (!(pdfDocument !== this._pdfDocument)) {
                  _context10.next = 13;
                  break;
                }

                return _context10.abrupt("return");

              case 13:
                _context10.next = 15;
                return (_this$_scripting6 = this._scripting) === null || _this$_scripting6 === void 0 ? void 0 : _this$_scripting6.dispatchEventInSandbox({
                  id: "page",
                  name: "PageClose",
                  pageNumber: pageNumber
                });

              case 15:
              case "end":
                return _context10.stop();
            }
          }
        }, _callee10, this);
      }));

      function _dispatchPageClose(_x9) {
        return _dispatchPageClose2.apply(this, arguments);
      }

      return _dispatchPageClose;
    }()
  }, {
    key: "_getDocProperties",
    value: function () {
      var _getDocProperties2 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee11() {
        var _require, docPropertiesLookup;

        return _regeneratorRuntime().wrap(function _callee11$(_context11) {
          while (1) {
            switch (_context11.prev = _context11.next) {
              case 0:
                if (!this._docPropertiesLookup) {
                  _context11.next = 2;
                  break;
                }

                return _context11.abrupt("return", this._docPropertiesLookup(this._pdfDocument));

              case 2:
                _require = __w_pdfjs_require__(25), docPropertiesLookup = _require.docPropertiesLookup;
                return _context11.abrupt("return", docPropertiesLookup(this._pdfDocument));

              case 4:
              case "end":
                return _context11.stop();
            }
          }
        }, _callee11, this);
      }));

      function _getDocProperties() {
        return _getDocProperties2.apply(this, arguments);
      }

      return _getDocProperties;
    }()
  }, {
    key: "_createScripting",
    value: function _createScripting() {
      this._destroyCapability = (0, _pdfjsLib.createPromiseCapability)();

      if (this._scripting) {
        throw new Error("_createScripting: Scripting already exists.");
      }

      if (this._scriptingFactory) {
        return this._scriptingFactory.createScripting({
          sandboxBundleSrc: this._sandboxBundleSrc
        });
      }

      var _require2 = __w_pdfjs_require__(25),
          GenericScripting = _require2.GenericScripting;

      return new GenericScripting(this._sandboxBundleSrc);
    }
  }, {
    key: "_destroyScripting",
    value: function () {
      var _destroyScripting2 = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee12() {
        var _this$_destroyCapabil3;

        var _this$_destroyCapabil2, _iterator4, _step4, _step4$value, name, listener, _iterator5, _step5, _step5$value, _name2, _listener2;

        return _regeneratorRuntime().wrap(function _callee12$(_context12) {
          while (1) {
            switch (_context12.prev = _context12.next) {
              case 0:
                if (this._scripting) {
                  _context12.next = 4;
                  break;
                }

                this._pdfDocument = null;
                (_this$_destroyCapabil2 = this._destroyCapability) === null || _this$_destroyCapabil2 === void 0 ? void 0 : _this$_destroyCapabil2.resolve();
                return _context12.abrupt("return");

              case 4:
                if (!this._closeCapability) {
                  _context12.next = 8;
                  break;
                }

                _context12.next = 7;
                return Promise.race([this._closeCapability.promise, new Promise(function (resolve) {
                  setTimeout(resolve, 1000);
                })])["catch"](function (reason) {});

              case 7:
                this._closeCapability = null;

              case 8:
                this._pdfDocument = null;
                _context12.prev = 9;
                _context12.next = 12;
                return this._scripting.destroySandbox();

              case 12:
                _context12.next = 16;
                break;

              case 14:
                _context12.prev = 14;
                _context12.t0 = _context12["catch"](9);

              case 16:
                _iterator4 = _createForOfIteratorHelper(this._internalEvents);

                try {
                  for (_iterator4.s(); !(_step4 = _iterator4.n()).done;) {
                    _step4$value = _slicedToArray(_step4.value, 2), name = _step4$value[0], listener = _step4$value[1];

                    this._eventBus._off(name, listener);
                  }
                } catch (err) {
                  _iterator4.e(err);
                } finally {
                  _iterator4.f();
                }

                this._internalEvents.clear();

                _iterator5 = _createForOfIteratorHelper(this._domEvents);

                try {
                  for (_iterator5.s(); !(_step5 = _iterator5.n()).done;) {
                    _step5$value = _slicedToArray(_step5.value, 2), _name2 = _step5$value[0], _listener2 = _step5$value[1];
                    window.removeEventListener(_name2, _listener2, true);
                  }
                } catch (err) {
                  _iterator5.e(err);
                } finally {
                  _iterator5.f();
                }

                this._domEvents.clear();

                this._pageOpenPending.clear();

                this._visitedPages.clear();

                this._scripting = null;
                delete this._mouseState.isDown;
                this._ready = false;
                (_this$_destroyCapabil3 = this._destroyCapability) === null || _this$_destroyCapabil3 === void 0 ? void 0 : _this$_destroyCapabil3.resolve();

              case 28:
              case "end":
                return _context12.stop();
            }
          }
        }, _callee12, this, [[9, 14]]);
      }));

      function _destroyScripting() {
        return _destroyScripting2.apply(this, arguments);
      }

      return _destroyScripting;
    }()
  }]);

  return PDFScriptingManager;
}();

exports.PDFScriptingManager = PDFScriptingManager;

/***/ }),
/* 25 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {



function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }

Object.defineProperty(exports, "__esModule", ({
  value: true
}));
exports.GenericScripting = void 0;
exports.docPropertiesLookup = docPropertiesLookup;

var _pdfjsLib = __w_pdfjs_require__(3);

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { _defineProperty(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

function _regeneratorRuntime() { "use strict"; /*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */ _regeneratorRuntime = function _regeneratorRuntime() { return exports; }; var exports = {}, Op = Object.prototype, hasOwn = Op.hasOwnProperty, $Symbol = "function" == typeof Symbol ? Symbol : {}, iteratorSymbol = $Symbol.iterator || "@@iterator", asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator", toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag"; function define(obj, key, value) { return Object.defineProperty(obj, key, { value: value, enumerable: !0, configurable: !0, writable: !0 }), obj[key]; } try { define({}, ""); } catch (err) { define = function define(obj, key, value) { return obj[key] = value; }; } function wrap(innerFn, outerFn, self, tryLocsList) { var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator, generator = Object.create(protoGenerator.prototype), context = new Context(tryLocsList || []); return generator._invoke = function (innerFn, self, context) { var state = "suspendedStart"; return function (method, arg) { if ("executing" === state) throw new Error("Generator is already running"); if ("completed" === state) { if ("throw" === method) throw arg; return doneResult(); } for (context.method = method, context.arg = arg;;) { var delegate = context.delegate; if (delegate) { var delegateResult = maybeInvokeDelegate(delegate, context); if (delegateResult) { if (delegateResult === ContinueSentinel) continue; return delegateResult; } } if ("next" === context.method) context.sent = context._sent = context.arg;else if ("throw" === context.method) { if ("suspendedStart" === state) throw state = "completed", context.arg; context.dispatchException(context.arg); } else "return" === context.method && context.abrupt("return", context.arg); state = "executing"; var record = tryCatch(innerFn, self, context); if ("normal" === record.type) { if (state = context.done ? "completed" : "suspendedYield", record.arg === ContinueSentinel) continue; return { value: record.arg, done: context.done }; } "throw" === record.type && (state = "completed", context.method = "throw", context.arg = record.arg); } }; }(innerFn, self, context), generator; } function tryCatch(fn, obj, arg) { try { return { type: "normal", arg: fn.call(obj, arg) }; } catch (err) { return { type: "throw", arg: err }; } } exports.wrap = wrap; var ContinueSentinel = {}; function Generator() {} function GeneratorFunction() {} function GeneratorFunctionPrototype() {} var IteratorPrototype = {}; define(IteratorPrototype, iteratorSymbol, function () { return this; }); var getProto = Object.getPrototypeOf, NativeIteratorPrototype = getProto && getProto(getProto(values([]))); NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol) && (IteratorPrototype = NativeIteratorPrototype); var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype); function defineIteratorMethods(prototype) { ["next", "throw", "return"].forEach(function (method) { define(prototype, method, function (arg) { return this._invoke(method, arg); }); }); } function AsyncIterator(generator, PromiseImpl) { function invoke(method, arg, resolve, reject) { var record = tryCatch(generator[method], generator, arg); if ("throw" !== record.type) { var result = record.arg, value = result.value; return value && "object" == _typeof(value) && hasOwn.call(value, "__await") ? PromiseImpl.resolve(value.__await).then(function (value) { invoke("next", value, resolve, reject); }, function (err) { invoke("throw", err, resolve, reject); }) : PromiseImpl.resolve(value).then(function (unwrapped) { result.value = unwrapped, resolve(result); }, function (error) { return invoke("throw", error, resolve, reject); }); } reject(record.arg); } var previousPromise; this._invoke = function (method, arg) { function callInvokeWithMethodAndArg() { return new PromiseImpl(function (resolve, reject) { invoke(method, arg, resolve, reject); }); } return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg(); }; } function maybeInvokeDelegate(delegate, context) { var method = delegate.iterator[context.method]; if (undefined === method) { if (context.delegate = null, "throw" === context.method) { if (delegate.iterator["return"] && (context.method = "return", context.arg = undefined, maybeInvokeDelegate(delegate, context), "throw" === context.method)) return ContinueSentinel; context.method = "throw", context.arg = new TypeError("The iterator does not provide a 'throw' method"); } return ContinueSentinel; } var record = tryCatch(method, delegate.iterator, context.arg); if ("throw" === record.type) return context.method = "throw", context.arg = record.arg, context.delegate = null, ContinueSentinel; var info = record.arg; return info ? info.done ? (context[delegate.resultName] = info.value, context.next = delegate.nextLoc, "return" !== context.method && (context.method = "next", context.arg = undefined), context.delegate = null, ContinueSentinel) : info : (context.method = "throw", context.arg = new TypeError("iterator result is not an object"), context.delegate = null, ContinueSentinel); } function pushTryEntry(locs) { var entry = { tryLoc: locs[0] }; 1 in locs && (entry.catchLoc = locs[1]), 2 in locs && (entry.finallyLoc = locs[2], entry.afterLoc = locs[3]), this.tryEntries.push(entry); } function resetTryEntry(entry) { var record = entry.completion || {}; record.type = "normal", delete record.arg, entry.completion = record; } function Context(tryLocsList) { this.tryEntries = [{ tryLoc: "root" }], tryLocsList.forEach(pushTryEntry, this), this.reset(!0); } function values(iterable) { if (iterable) { var iteratorMethod = iterable[iteratorSymbol]; if (iteratorMethod) return iteratorMethod.call(iterable); if ("function" == typeof iterable.next) return iterable; if (!isNaN(iterable.length)) { var i = -1, next = function next() { for (; ++i < iterable.length;) { if (hasOwn.call(iterable, i)) return next.value = iterable[i], next.done = !1, next; } return next.value = undefined, next.done = !0, next; }; return next.next = next; } } return { next: doneResult }; } function doneResult() { return { value: undefined, done: !0 }; } return GeneratorFunction.prototype = GeneratorFunctionPrototype, define(Gp, "constructor", GeneratorFunctionPrototype), define(GeneratorFunctionPrototype, "constructor", GeneratorFunction), GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"), exports.isGeneratorFunction = function (genFun) { var ctor = "function" == typeof genFun && genFun.constructor; return !!ctor && (ctor === GeneratorFunction || "GeneratorFunction" === (ctor.displayName || ctor.name)); }, exports.mark = function (genFun) { return Object.setPrototypeOf ? Object.setPrototypeOf(genFun, GeneratorFunctionPrototype) : (genFun.__proto__ = GeneratorFunctionPrototype, define(genFun, toStringTagSymbol, "GeneratorFunction")), genFun.prototype = Object.create(Gp), genFun; }, exports.awrap = function (arg) { return { __await: arg }; }, defineIteratorMethods(AsyncIterator.prototype), define(AsyncIterator.prototype, asyncIteratorSymbol, function () { return this; }), exports.AsyncIterator = AsyncIterator, exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) { void 0 === PromiseImpl && (PromiseImpl = Promise); var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl); return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) { return result.done ? result.value : iter.next(); }); }, defineIteratorMethods(Gp), define(Gp, toStringTagSymbol, "Generator"), define(Gp, iteratorSymbol, function () { return this; }), define(Gp, "toString", function () { return "[object Generator]"; }), exports.keys = function (object) { var keys = []; for (var key in object) { keys.push(key); } return keys.reverse(), function next() { for (; keys.length;) { var key = keys.pop(); if (key in object) return next.value = key, next.done = !1, next; } return next.done = !0, next; }; }, exports.values = values, Context.prototype = { constructor: Context, reset: function reset(skipTempReset) { if (this.prev = 0, this.next = 0, this.sent = this._sent = undefined, this.done = !1, this.delegate = null, this.method = "next", this.arg = undefined, this.tryEntries.forEach(resetTryEntry), !skipTempReset) for (var name in this) { "t" === name.charAt(0) && hasOwn.call(this, name) && !isNaN(+name.slice(1)) && (this[name] = undefined); } }, stop: function stop() { this.done = !0; var rootRecord = this.tryEntries[0].completion; if ("throw" === rootRecord.type) throw rootRecord.arg; return this.rval; }, dispatchException: function dispatchException(exception) { if (this.done) throw exception; var context = this; function handle(loc, caught) { return record.type = "throw", record.arg = exception, context.next = loc, caught && (context.method = "next", context.arg = undefined), !!caught; } for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i], record = entry.completion; if ("root" === entry.tryLoc) return handle("end"); if (entry.tryLoc <= this.prev) { var hasCatch = hasOwn.call(entry, "catchLoc"), hasFinally = hasOwn.call(entry, "finallyLoc"); if (hasCatch && hasFinally) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } else if (hasCatch) { if (this.prev < entry.catchLoc) return handle(entry.catchLoc, !0); } else { if (!hasFinally) throw new Error("try statement without catch or finally"); if (this.prev < entry.finallyLoc) return handle(entry.finallyLoc); } } } }, abrupt: function abrupt(type, arg) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) { var finallyEntry = entry; break; } } finallyEntry && ("break" === type || "continue" === type) && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc && (finallyEntry = null); var record = finallyEntry ? finallyEntry.completion : {}; return record.type = type, record.arg = arg, finallyEntry ? (this.method = "next", this.next = finallyEntry.finallyLoc, ContinueSentinel) : this.complete(record); }, complete: function complete(record, afterLoc) { if ("throw" === record.type) throw record.arg; return "break" === record.type || "continue" === record.type ? this.next = record.arg : "return" === record.type ? (this.rval = this.arg = record.arg, this.method = "return", this.next = "end") : "normal" === record.type && afterLoc && (this.next = afterLoc), ContinueSentinel; }, finish: function finish(finallyLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.finallyLoc === finallyLoc) return this.complete(entry.completion, entry.afterLoc), resetTryEntry(entry), ContinueSentinel; } }, "catch": function _catch(tryLoc) { for (var i = this.tryEntries.length - 1; i >= 0; --i) { var entry = this.tryEntries[i]; if (entry.tryLoc === tryLoc) { var record = entry.completion; if ("throw" === record.type) { var thrown = record.arg; resetTryEntry(entry); } return thrown; } } throw new Error("illegal catch attempt"); }, delegateYield: function delegateYield(iterable, resultName, nextLoc) { return this.delegate = { iterator: values(iterable), resultName: resultName, nextLoc: nextLoc }, "next" === this.method && (this.arg = undefined), ContinueSentinel; } }, exports; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

function docPropertiesLookup(_x) {
  return _docPropertiesLookup.apply(this, arguments);
}

function _docPropertiesLookup() {
  _docPropertiesLookup = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee4(pdfDocument) {
    var url, baseUrl, _yield$pdfDocument$ge, info, metadata, contentDispositionFilename, contentLength, _yield$pdfDocument$ge2, length;

    return _regeneratorRuntime().wrap(function _callee4$(_context4) {
      while (1) {
        switch (_context4.prev = _context4.next) {
          case 0:
            url = "", baseUrl = url.split("#")[0];
            _context4.next = 3;
            return pdfDocument.getMetadata();

          case 3:
            _yield$pdfDocument$ge = _context4.sent;
            info = _yield$pdfDocument$ge.info;
            metadata = _yield$pdfDocument$ge.metadata;
            contentDispositionFilename = _yield$pdfDocument$ge.contentDispositionFilename;
            contentLength = _yield$pdfDocument$ge.contentLength;

            if (contentLength) {
              _context4.next = 14;
              break;
            }

            _context4.next = 11;
            return pdfDocument.getDownloadInfo();

          case 11:
            _yield$pdfDocument$ge2 = _context4.sent;
            length = _yield$pdfDocument$ge2.length;
            contentLength = length;

          case 14:
            return _context4.abrupt("return", _objectSpread(_objectSpread({}, info), {}, {
              baseURL: baseUrl,
              filesize: contentLength,
              filename: contentDispositionFilename || (0, _pdfjsLib.getPdfFilenameFromUrl)(url),
              metadata: metadata === null || metadata === void 0 ? void 0 : metadata.getRaw(),
              authors: metadata === null || metadata === void 0 ? void 0 : metadata.get("dc:creator"),
              numPages: pdfDocument.numPages,
              URL: url
            }));

          case 15:
          case "end":
            return _context4.stop();
        }
      }
    }, _callee4);
  }));
  return _docPropertiesLookup.apply(this, arguments);
}

var GenericScripting = /*#__PURE__*/function () {
  function GenericScripting(sandboxBundleSrc) {
    _classCallCheck(this, GenericScripting);

    this._ready = (0, _pdfjsLib.loadScript)(sandboxBundleSrc, true).then(function () {
      return window.pdfjsSandbox.QuickJSSandbox();
    });
  }

  _createClass(GenericScripting, [{
    key: "createSandbox",
    value: function () {
      var _createSandbox = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee(data) {
        var sandbox;
        return _regeneratorRuntime().wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                _context.next = 2;
                return this._ready;

              case 2:
                sandbox = _context.sent;
                sandbox.create(data);

              case 4:
              case "end":
                return _context.stop();
            }
          }
        }, _callee, this);
      }));

      function createSandbox(_x2) {
        return _createSandbox.apply(this, arguments);
      }

      return createSandbox;
    }()
  }, {
    key: "dispatchEventInSandbox",
    value: function () {
      var _dispatchEventInSandbox = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee2(event) {
        var sandbox;
        return _regeneratorRuntime().wrap(function _callee2$(_context2) {
          while (1) {
            switch (_context2.prev = _context2.next) {
              case 0:
                _context2.next = 2;
                return this._ready;

              case 2:
                sandbox = _context2.sent;
                setTimeout(function () {
                  return sandbox.dispatchEvent(event);
                }, 0);

              case 4:
              case "end":
                return _context2.stop();
            }
          }
        }, _callee2, this);
      }));

      function dispatchEventInSandbox(_x3) {
        return _dispatchEventInSandbox.apply(this, arguments);
      }

      return dispatchEventInSandbox;
    }()
  }, {
    key: "destroySandbox",
    value: function () {
      var _destroySandbox = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee3() {
        var sandbox;
        return _regeneratorRuntime().wrap(function _callee3$(_context3) {
          while (1) {
            switch (_context3.prev = _context3.next) {
              case 0:
                _context3.next = 2;
                return this._ready;

              case 2:
                sandbox = _context3.sent;
                sandbox.nukeSandbox();

              case 4:
              case "end":
                return _context3.stop();
            }
          }
        }, _callee3, this);
      }));

      function destroySandbox() {
        return _destroySandbox.apply(this, arguments);
      }

      return destroySandbox;
    }()
  }]);

  return GenericScripting;
}();

exports.GenericScripting = GenericScripting;

/***/ })
/******/ 	]);
/************************************************************************/
/******/ 	// The module cache
/******/ 	var __webpack_module_cache__ = {};
/******/ 	
/******/ 	// The require function
/******/ 	function __w_pdfjs_require__(moduleId) {
/******/ 		// Check if module is in cache
/******/ 		var cachedModule = __webpack_module_cache__[moduleId];
/******/ 		if (cachedModule !== undefined) {
/******/ 			return cachedModule.exports;
/******/ 		}
/******/ 		// Create a new module (and put it into the cache)
/******/ 		var module = __webpack_module_cache__[moduleId] = {
/******/ 			// no module.id needed
/******/ 			// no module.loaded needed
/******/ 			exports: {}
/******/ 		};
/******/ 	
/******/ 		// Execute the module function
/******/ 		__webpack_modules__[moduleId](module, module.exports, __w_pdfjs_require__);
/******/ 	
/******/ 		// Return the exports of the module
/******/ 		return module.exports;
/******/ 	}
/******/ 	
/************************************************************************/
var __webpack_exports__ = {};
// This entry need to be wrapped in an IIFE because it need to be isolated against other modules in the chunk.
(() => {
var exports = __webpack_exports__;


Object.defineProperty(exports, "__esModule", ({
  value: true
}));
Object.defineProperty(exports, "AnnotationLayerBuilder", ({
  enumerable: true,
  get: function get() {
    return _annotation_layer_builder.AnnotationLayerBuilder;
  }
}));
Object.defineProperty(exports, "DefaultAnnotationLayerFactory", ({
  enumerable: true,
  get: function get() {
    return _default_factory.DefaultAnnotationLayerFactory;
  }
}));
Object.defineProperty(exports, "DefaultStructTreeLayerFactory", ({
  enumerable: true,
  get: function get() {
    return _default_factory.DefaultStructTreeLayerFactory;
  }
}));
Object.defineProperty(exports, "DefaultTextLayerFactory", ({
  enumerable: true,
  get: function get() {
    return _default_factory.DefaultTextLayerFactory;
  }
}));
Object.defineProperty(exports, "DefaultXfaLayerFactory", ({
  enumerable: true,
  get: function get() {
    return _default_factory.DefaultXfaLayerFactory;
  }
}));
Object.defineProperty(exports, "DownloadManager", ({
  enumerable: true,
  get: function get() {
    return _download_manager.DownloadManager;
  }
}));
Object.defineProperty(exports, "EventBus", ({
  enumerable: true,
  get: function get() {
    return _event_utils.EventBus;
  }
}));
Object.defineProperty(exports, "GenericL10n", ({
  enumerable: true,
  get: function get() {
    return _genericl10n.GenericL10n;
  }
}));
Object.defineProperty(exports, "LinkTarget", ({
  enumerable: true,
  get: function get() {
    return _pdf_link_service.LinkTarget;
  }
}));
Object.defineProperty(exports, "NullL10n", ({
  enumerable: true,
  get: function get() {
    return _l10n_utils.NullL10n;
  }
}));
Object.defineProperty(exports, "PDFFindController", ({
  enumerable: true,
  get: function get() {
    return _pdf_find_controller.PDFFindController;
  }
}));
Object.defineProperty(exports, "PDFHistory", ({
  enumerable: true,
  get: function get() {
    return _pdf_history.PDFHistory;
  }
}));
Object.defineProperty(exports, "PDFLinkService", ({
  enumerable: true,
  get: function get() {
    return _pdf_link_service.PDFLinkService;
  }
}));
Object.defineProperty(exports, "PDFPageView", ({
  enumerable: true,
  get: function get() {
    return _pdf_page_view.PDFPageView;
  }
}));
Object.defineProperty(exports, "PDFScriptingManager", ({
  enumerable: true,
  get: function get() {
    return _pdf_scripting_manager.PDFScriptingManager;
  }
}));
Object.defineProperty(exports, "PDFSinglePageViewer", ({
  enumerable: true,
  get: function get() {
    return _pdf_viewer.PDFSinglePageViewer;
  }
}));
Object.defineProperty(exports, "PDFViewer", ({
  enumerable: true,
  get: function get() {
    return _pdf_viewer.PDFViewer;
  }
}));
Object.defineProperty(exports, "ProgressBar", ({
  enumerable: true,
  get: function get() {
    return _ui_utils.ProgressBar;
  }
}));
Object.defineProperty(exports, "SimpleLinkService", ({
  enumerable: true,
  get: function get() {
    return _pdf_link_service.SimpleLinkService;
  }
}));
Object.defineProperty(exports, "StructTreeLayerBuilder", ({
  enumerable: true,
  get: function get() {
    return _struct_tree_layer_builder.StructTreeLayerBuilder;
  }
}));
Object.defineProperty(exports, "TextLayerBuilder", ({
  enumerable: true,
  get: function get() {
    return _text_layer_builder.TextLayerBuilder;
  }
}));
Object.defineProperty(exports, "XfaLayerBuilder", ({
  enumerable: true,
  get: function get() {
    return _xfa_layer_builder.XfaLayerBuilder;
  }
}));
Object.defineProperty(exports, "parseQueryString", ({
  enumerable: true,
  get: function get() {
    return _ui_utils.parseQueryString;
  }
}));

var _default_factory = __w_pdfjs_require__(1);

var _pdf_link_service = __w_pdfjs_require__(6);

var _ui_utils = __w_pdfjs_require__(7);

var _pdf_viewer = __w_pdfjs_require__(11);

var _annotation_layer_builder = __w_pdfjs_require__(5);

var _download_manager = __w_pdfjs_require__(17);

var _event_utils = __w_pdfjs_require__(18);

var _genericl10n = __w_pdfjs_require__(19);

var _l10n_utils = __w_pdfjs_require__(4);

var _pdf_find_controller = __w_pdfjs_require__(21);

var _pdf_history = __w_pdfjs_require__(23);

var _pdf_page_view = __w_pdfjs_require__(14);

var _pdf_scripting_manager = __w_pdfjs_require__(24);

var _struct_tree_layer_builder = __w_pdfjs_require__(8);

var _text_layer_builder = __w_pdfjs_require__(9);

var _xfa_layer_builder = __w_pdfjs_require__(10);

var pdfjsVersion = '2.15.349';
var pdfjsBuild = 'b8aa9c622';
})();

/******/ 	return __webpack_exports__;
/******/ })()
;
});
//# sourceMappingURL=pdf_viewer.js.map