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  1. /* Copyright 2017 Mozilla Foundation
  2. *
  3. * Licensed under the Apache License, Version 2.0 (the "License");
  4. * you may not use this file except in compliance with the License.
  5. * You may obtain a copy of the License at
  6. *
  7. * http://www.apache.org/licenses/LICENSE-2.0
  8. *
  9. * Unless required by applicable law or agreed to in writing, software
  10. * distributed under the License is distributed on an "AS IS" BASIS,
  11. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12. * See the License for the specific language governing permissions and
  13. * limitations under the License.
  14. */
  15. (function webpackUniversalModuleDefinition(root, factory) {
  16. if(typeof exports === 'object' && typeof module === 'object')
  17. module.exports = factory();
  18. else if(typeof define === 'function' && define.amd)
  19. define("pdfjs-dist/build/pdf", [], factory);
  20. else if(typeof exports === 'object')
  21. exports["pdfjs-dist/build/pdf"] = factory();
  22. else
  23. root["pdfjs-dist/build/pdf"] = root.pdfjsDistBuildPdf = factory();
  24. })(this, function() {
  25. return /******/ (function(modules) { // webpackBootstrap
  26. /******/ // The module cache
  27. /******/ var installedModules = {};
  28. /******/ // The require function
  29. /******/ function __w_pdfjs_require__(moduleId) {
  30. /******/ // Check if module is in cache
  31. /******/ if(installedModules[moduleId])
  32. /******/ return installedModules[moduleId].exports;
  33. /******/ // Create a new module (and put it into the cache)
  34. /******/ var module = installedModules[moduleId] = {
  35. /******/ i: moduleId,
  36. /******/ l: false,
  37. /******/ exports: {}
  38. /******/ };
  39. /******/ // Execute the module function
  40. /******/ modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__);
  41. /******/ // Flag the module as loaded
  42. /******/ module.l = true;
  43. /******/ // Return the exports of the module
  44. /******/ return module.exports;
  45. /******/ }
  46. /******/ // expose the modules object (__webpack_modules__)
  47. /******/ __w_pdfjs_require__.m = modules;
  48. /******/ // expose the module cache
  49. /******/ __w_pdfjs_require__.c = installedModules;
  50. /******/ // identity function for calling harmony imports with the correct context
  51. /******/ __w_pdfjs_require__.i = function(value) { return value; };
  52. /******/ // define getter function for harmony exports
  53. /******/ __w_pdfjs_require__.d = function(exports, name, getter) {
  54. /******/ if(!__w_pdfjs_require__.o(exports, name)) {
  55. /******/ Object.defineProperty(exports, name, {
  56. /******/ configurable: false,
  57. /******/ enumerable: true,
  58. /******/ get: getter
  59. /******/ });
  60. /******/ }
  61. /******/ };
  62. /******/ // getDefaultExport function for compatibility with non-harmony modules
  63. /******/ __w_pdfjs_require__.n = function(module) {
  64. /******/ var getter = module && module.__esModule ?
  65. /******/ function getDefault() { return module['default']; } :
  66. /******/ function getModuleExports() { return module; };
  67. /******/ __w_pdfjs_require__.d(getter, 'a', getter);
  68. /******/ return getter;
  69. /******/ };
  70. /******/ // Object.prototype.hasOwnProperty.call
  71. /******/ __w_pdfjs_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
  72. /******/ // __webpack_public_path__
  73. /******/ __w_pdfjs_require__.p = "";
  74. /******/ // Load entry module and return exports
  75. /******/ return __w_pdfjs_require__(__w_pdfjs_require__.s = 13);
  76. /******/ })
  77. /************************************************************************/
  78. /******/ ([
  79. /* 0 */
  80. /***/ (function(module, exports, __w_pdfjs_require__) {
  81. "use strict";
  82. /* WEBPACK VAR INJECTION */(function(global) {
  83. var globalScope = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : this;
  84. var FONT_IDENTITY_MATRIX = [
  85. 0.001,
  86. 0,
  87. 0,
  88. 0.001,
  89. 0,
  90. 0
  91. ];
  92. var TextRenderingMode = {
  93. FILL: 0,
  94. STROKE: 1,
  95. FILL_STROKE: 2,
  96. INVISIBLE: 3,
  97. FILL_ADD_TO_PATH: 4,
  98. STROKE_ADD_TO_PATH: 5,
  99. FILL_STROKE_ADD_TO_PATH: 6,
  100. ADD_TO_PATH: 7,
  101. FILL_STROKE_MASK: 3,
  102. ADD_TO_PATH_FLAG: 4
  103. };
  104. var ImageKind = {
  105. GRAYSCALE_1BPP: 1,
  106. RGB_24BPP: 2,
  107. RGBA_32BPP: 3
  108. };
  109. var AnnotationType = {
  110. TEXT: 1,
  111. LINK: 2,
  112. FREETEXT: 3,
  113. LINE: 4,
  114. SQUARE: 5,
  115. CIRCLE: 6,
  116. POLYGON: 7,
  117. POLYLINE: 8,
  118. HIGHLIGHT: 9,
  119. UNDERLINE: 10,
  120. SQUIGGLY: 11,
  121. STRIKEOUT: 12,
  122. STAMP: 13,
  123. CARET: 14,
  124. INK: 15,
  125. POPUP: 16,
  126. FILEATTACHMENT: 17,
  127. SOUND: 18,
  128. MOVIE: 19,
  129. WIDGET: 20,
  130. SCREEN: 21,
  131. PRINTERMARK: 22,
  132. TRAPNET: 23,
  133. WATERMARK: 24,
  134. THREED: 25,
  135. REDACT: 26
  136. };
  137. var AnnotationFlag = {
  138. INVISIBLE: 0x01,
  139. HIDDEN: 0x02,
  140. PRINT: 0x04,
  141. NOZOOM: 0x08,
  142. NOROTATE: 0x10,
  143. NOVIEW: 0x20,
  144. READONLY: 0x40,
  145. LOCKED: 0x80,
  146. TOGGLENOVIEW: 0x100,
  147. LOCKEDCONTENTS: 0x200
  148. };
  149. var AnnotationFieldFlag = {
  150. READONLY: 0x0000001,
  151. REQUIRED: 0x0000002,
  152. NOEXPORT: 0x0000004,
  153. MULTILINE: 0x0001000,
  154. PASSWORD: 0x0002000,
  155. NOTOGGLETOOFF: 0x0004000,
  156. RADIO: 0x0008000,
  157. PUSHBUTTON: 0x0010000,
  158. COMBO: 0x0020000,
  159. EDIT: 0x0040000,
  160. SORT: 0x0080000,
  161. FILESELECT: 0x0100000,
  162. MULTISELECT: 0x0200000,
  163. DONOTSPELLCHECK: 0x0400000,
  164. DONOTSCROLL: 0x0800000,
  165. COMB: 0x1000000,
  166. RICHTEXT: 0x2000000,
  167. RADIOSINUNISON: 0x2000000,
  168. COMMITONSELCHANGE: 0x4000000
  169. };
  170. var AnnotationBorderStyleType = {
  171. SOLID: 1,
  172. DASHED: 2,
  173. BEVELED: 3,
  174. INSET: 4,
  175. UNDERLINE: 5
  176. };
  177. var StreamType = {
  178. UNKNOWN: 0,
  179. FLATE: 1,
  180. LZW: 2,
  181. DCT: 3,
  182. JPX: 4,
  183. JBIG: 5,
  184. A85: 6,
  185. AHX: 7,
  186. CCF: 8,
  187. RL: 9
  188. };
  189. var FontType = {
  190. UNKNOWN: 0,
  191. TYPE1: 1,
  192. TYPE1C: 2,
  193. CIDFONTTYPE0: 3,
  194. CIDFONTTYPE0C: 4,
  195. TRUETYPE: 5,
  196. CIDFONTTYPE2: 6,
  197. TYPE3: 7,
  198. OPENTYPE: 8,
  199. TYPE0: 9,
  200. MMTYPE1: 10
  201. };
  202. var VERBOSITY_LEVELS = {
  203. errors: 0,
  204. warnings: 1,
  205. infos: 5
  206. };
  207. var CMapCompressionType = {
  208. NONE: 0,
  209. BINARY: 1,
  210. STREAM: 2
  211. };
  212. var OPS = {
  213. dependency: 1,
  214. setLineWidth: 2,
  215. setLineCap: 3,
  216. setLineJoin: 4,
  217. setMiterLimit: 5,
  218. setDash: 6,
  219. setRenderingIntent: 7,
  220. setFlatness: 8,
  221. setGState: 9,
  222. save: 10,
  223. restore: 11,
  224. transform: 12,
  225. moveTo: 13,
  226. lineTo: 14,
  227. curveTo: 15,
  228. curveTo2: 16,
  229. curveTo3: 17,
  230. closePath: 18,
  231. rectangle: 19,
  232. stroke: 20,
  233. closeStroke: 21,
  234. fill: 22,
  235. eoFill: 23,
  236. fillStroke: 24,
  237. eoFillStroke: 25,
  238. closeFillStroke: 26,
  239. closeEOFillStroke: 27,
  240. endPath: 28,
  241. clip: 29,
  242. eoClip: 30,
  243. beginText: 31,
  244. endText: 32,
  245. setCharSpacing: 33,
  246. setWordSpacing: 34,
  247. setHScale: 35,
  248. setLeading: 36,
  249. setFont: 37,
  250. setTextRenderingMode: 38,
  251. setTextRise: 39,
  252. moveText: 40,
  253. setLeadingMoveText: 41,
  254. setTextMatrix: 42,
  255. nextLine: 43,
  256. showText: 44,
  257. showSpacedText: 45,
  258. nextLineShowText: 46,
  259. nextLineSetSpacingShowText: 47,
  260. setCharWidth: 48,
  261. setCharWidthAndBounds: 49,
  262. setStrokeColorSpace: 50,
  263. setFillColorSpace: 51,
  264. setStrokeColor: 52,
  265. setStrokeColorN: 53,
  266. setFillColor: 54,
  267. setFillColorN: 55,
  268. setStrokeGray: 56,
  269. setFillGray: 57,
  270. setStrokeRGBColor: 58,
  271. setFillRGBColor: 59,
  272. setStrokeCMYKColor: 60,
  273. setFillCMYKColor: 61,
  274. shadingFill: 62,
  275. beginInlineImage: 63,
  276. beginImageData: 64,
  277. endInlineImage: 65,
  278. paintXObject: 66,
  279. markPoint: 67,
  280. markPointProps: 68,
  281. beginMarkedContent: 69,
  282. beginMarkedContentProps: 70,
  283. endMarkedContent: 71,
  284. beginCompat: 72,
  285. endCompat: 73,
  286. paintFormXObjectBegin: 74,
  287. paintFormXObjectEnd: 75,
  288. beginGroup: 76,
  289. endGroup: 77,
  290. beginAnnotations: 78,
  291. endAnnotations: 79,
  292. beginAnnotation: 80,
  293. endAnnotation: 81,
  294. paintJpegXObject: 82,
  295. paintImageMaskXObject: 83,
  296. paintImageMaskXObjectGroup: 84,
  297. paintImageXObject: 85,
  298. paintInlineImageXObject: 86,
  299. paintInlineImageXObjectGroup: 87,
  300. paintImageXObjectRepeat: 88,
  301. paintImageMaskXObjectRepeat: 89,
  302. paintSolidColorImageMask: 90,
  303. constructPath: 91
  304. };
  305. var verbosity = VERBOSITY_LEVELS.warnings;
  306. function setVerbosityLevel(level) {
  307. verbosity = level;
  308. }
  309. function getVerbosityLevel() {
  310. return verbosity;
  311. }
  312. function info(msg) {
  313. if (verbosity >= VERBOSITY_LEVELS.infos) {
  314. console.log('Info: ' + msg);
  315. }
  316. }
  317. function warn(msg) {
  318. if (verbosity >= VERBOSITY_LEVELS.warnings) {
  319. console.log('Warning: ' + msg);
  320. }
  321. }
  322. function deprecated(details) {
  323. console.log('Deprecated API usage: ' + details);
  324. }
  325. function error(msg) {
  326. if (verbosity >= VERBOSITY_LEVELS.errors) {
  327. console.log('Error: ' + msg);
  328. console.log(backtrace());
  329. }
  330. throw new Error(msg);
  331. }
  332. function backtrace() {
  333. try {
  334. throw new Error();
  335. } catch (e) {
  336. return e.stack ? e.stack.split('\n').slice(2).join('\n') : '';
  337. }
  338. }
  339. function assert(cond, msg) {
  340. if (!cond) {
  341. error(msg);
  342. }
  343. }
  344. var UNSUPPORTED_FEATURES = {
  345. unknown: 'unknown',
  346. forms: 'forms',
  347. javaScript: 'javaScript',
  348. smask: 'smask',
  349. shadingPattern: 'shadingPattern',
  350. font: 'font'
  351. };
  352. function isSameOrigin(baseUrl, otherUrl) {
  353. try {
  354. var base = new URL(baseUrl);
  355. if (!base.origin || base.origin === 'null') {
  356. return false;
  357. }
  358. } catch (e) {
  359. return false;
  360. }
  361. var other = new URL(otherUrl, base);
  362. return base.origin === other.origin;
  363. }
  364. function isValidProtocol(url) {
  365. if (!url) {
  366. return false;
  367. }
  368. switch (url.protocol) {
  369. case 'http:':
  370. case 'https:':
  371. case 'ftp:':
  372. case 'mailto:':
  373. case 'tel:':
  374. return true;
  375. default:
  376. return false;
  377. }
  378. }
  379. function createValidAbsoluteUrl(url, baseUrl) {
  380. if (!url) {
  381. return null;
  382. }
  383. try {
  384. var absoluteUrl = baseUrl ? new URL(url, baseUrl) : new URL(url);
  385. if (isValidProtocol(absoluteUrl)) {
  386. return absoluteUrl;
  387. }
  388. } catch (ex) {
  389. }
  390. return null;
  391. }
  392. function shadow(obj, prop, value) {
  393. Object.defineProperty(obj, prop, {
  394. value: value,
  395. enumerable: true,
  396. configurable: true,
  397. writable: false
  398. });
  399. return value;
  400. }
  401. function getLookupTableFactory(initializer) {
  402. var lookup;
  403. return function () {
  404. if (initializer) {
  405. lookup = Object.create(null);
  406. initializer(lookup);
  407. initializer = null;
  408. }
  409. return lookup;
  410. };
  411. }
  412. var PasswordResponses = {
  413. NEED_PASSWORD: 1,
  414. INCORRECT_PASSWORD: 2
  415. };
  416. var PasswordException = function PasswordExceptionClosure() {
  417. function PasswordException(msg, code) {
  418. this.name = 'PasswordException';
  419. this.message = msg;
  420. this.code = code;
  421. }
  422. PasswordException.prototype = new Error();
  423. PasswordException.constructor = PasswordException;
  424. return PasswordException;
  425. }();
  426. var UnknownErrorException = function UnknownErrorExceptionClosure() {
  427. function UnknownErrorException(msg, details) {
  428. this.name = 'UnknownErrorException';
  429. this.message = msg;
  430. this.details = details;
  431. }
  432. UnknownErrorException.prototype = new Error();
  433. UnknownErrorException.constructor = UnknownErrorException;
  434. return UnknownErrorException;
  435. }();
  436. var InvalidPDFException = function InvalidPDFExceptionClosure() {
  437. function InvalidPDFException(msg) {
  438. this.name = 'InvalidPDFException';
  439. this.message = msg;
  440. }
  441. InvalidPDFException.prototype = new Error();
  442. InvalidPDFException.constructor = InvalidPDFException;
  443. return InvalidPDFException;
  444. }();
  445. var MissingPDFException = function MissingPDFExceptionClosure() {
  446. function MissingPDFException(msg) {
  447. this.name = 'MissingPDFException';
  448. this.message = msg;
  449. }
  450. MissingPDFException.prototype = new Error();
  451. MissingPDFException.constructor = MissingPDFException;
  452. return MissingPDFException;
  453. }();
  454. var UnexpectedResponseException = function UnexpectedResponseExceptionClosure() {
  455. function UnexpectedResponseException(msg, status) {
  456. this.name = 'UnexpectedResponseException';
  457. this.message = msg;
  458. this.status = status;
  459. }
  460. UnexpectedResponseException.prototype = new Error();
  461. UnexpectedResponseException.constructor = UnexpectedResponseException;
  462. return UnexpectedResponseException;
  463. }();
  464. var NotImplementedException = function NotImplementedExceptionClosure() {
  465. function NotImplementedException(msg) {
  466. this.message = msg;
  467. }
  468. NotImplementedException.prototype = new Error();
  469. NotImplementedException.prototype.name = 'NotImplementedException';
  470. NotImplementedException.constructor = NotImplementedException;
  471. return NotImplementedException;
  472. }();
  473. var MissingDataException = function MissingDataExceptionClosure() {
  474. function MissingDataException(begin, end) {
  475. this.begin = begin;
  476. this.end = end;
  477. this.message = 'Missing data [' + begin + ', ' + end + ')';
  478. }
  479. MissingDataException.prototype = new Error();
  480. MissingDataException.prototype.name = 'MissingDataException';
  481. MissingDataException.constructor = MissingDataException;
  482. return MissingDataException;
  483. }();
  484. var XRefParseException = function XRefParseExceptionClosure() {
  485. function XRefParseException(msg) {
  486. this.message = msg;
  487. }
  488. XRefParseException.prototype = new Error();
  489. XRefParseException.prototype.name = 'XRefParseException';
  490. XRefParseException.constructor = XRefParseException;
  491. return XRefParseException;
  492. }();
  493. var NullCharactersRegExp = /\x00/g;
  494. function removeNullCharacters(str) {
  495. if (typeof str !== 'string') {
  496. warn('The argument for removeNullCharacters must be a string.');
  497. return str;
  498. }
  499. return str.replace(NullCharactersRegExp, '');
  500. }
  501. function bytesToString(bytes) {
  502. assert(bytes !== null && typeof bytes === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString');
  503. var length = bytes.length;
  504. var MAX_ARGUMENT_COUNT = 8192;
  505. if (length < MAX_ARGUMENT_COUNT) {
  506. return String.fromCharCode.apply(null, bytes);
  507. }
  508. var strBuf = [];
  509. for (var i = 0; i < length; i += MAX_ARGUMENT_COUNT) {
  510. var chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length);
  511. var chunk = bytes.subarray(i, chunkEnd);
  512. strBuf.push(String.fromCharCode.apply(null, chunk));
  513. }
  514. return strBuf.join('');
  515. }
  516. function stringToBytes(str) {
  517. assert(typeof str === 'string', 'Invalid argument for stringToBytes');
  518. var length = str.length;
  519. var bytes = new Uint8Array(length);
  520. for (var i = 0; i < length; ++i) {
  521. bytes[i] = str.charCodeAt(i) & 0xFF;
  522. }
  523. return bytes;
  524. }
  525. function arrayByteLength(arr) {
  526. if (arr.length !== undefined) {
  527. return arr.length;
  528. }
  529. assert(arr.byteLength !== undefined);
  530. return arr.byteLength;
  531. }
  532. function arraysToBytes(arr) {
  533. if (arr.length === 1 && arr[0] instanceof Uint8Array) {
  534. return arr[0];
  535. }
  536. var resultLength = 0;
  537. var i, ii = arr.length;
  538. var item, itemLength;
  539. for (i = 0; i < ii; i++) {
  540. item = arr[i];
  541. itemLength = arrayByteLength(item);
  542. resultLength += itemLength;
  543. }
  544. var pos = 0;
  545. var data = new Uint8Array(resultLength);
  546. for (i = 0; i < ii; i++) {
  547. item = arr[i];
  548. if (!(item instanceof Uint8Array)) {
  549. if (typeof item === 'string') {
  550. item = stringToBytes(item);
  551. } else {
  552. item = new Uint8Array(item);
  553. }
  554. }
  555. itemLength = item.byteLength;
  556. data.set(item, pos);
  557. pos += itemLength;
  558. }
  559. return data;
  560. }
  561. function string32(value) {
  562. return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff);
  563. }
  564. function log2(x) {
  565. var n = 1, i = 0;
  566. while (x > n) {
  567. n <<= 1;
  568. i++;
  569. }
  570. return i;
  571. }
  572. function readInt8(data, start) {
  573. return data[start] << 24 >> 24;
  574. }
  575. function readUint16(data, offset) {
  576. return data[offset] << 8 | data[offset + 1];
  577. }
  578. function readUint32(data, offset) {
  579. return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0;
  580. }
  581. function isLittleEndian() {
  582. var buffer8 = new Uint8Array(2);
  583. buffer8[0] = 1;
  584. var buffer16 = new Uint16Array(buffer8.buffer);
  585. return buffer16[0] === 1;
  586. }
  587. function isEvalSupported() {
  588. try {
  589. new Function('');
  590. return true;
  591. } catch (e) {
  592. return false;
  593. }
  594. }
  595. var Uint32ArrayView = function Uint32ArrayViewClosure() {
  596. function Uint32ArrayView(buffer, length) {
  597. this.buffer = buffer;
  598. this.byteLength = buffer.length;
  599. this.length = length === undefined ? this.byteLength >> 2 : length;
  600. ensureUint32ArrayViewProps(this.length);
  601. }
  602. Uint32ArrayView.prototype = Object.create(null);
  603. var uint32ArrayViewSetters = 0;
  604. function createUint32ArrayProp(index) {
  605. return {
  606. get: function () {
  607. var buffer = this.buffer, offset = index << 2;
  608. return (buffer[offset] | buffer[offset + 1] << 8 | buffer[offset + 2] << 16 | buffer[offset + 3] << 24) >>> 0;
  609. },
  610. set: function (value) {
  611. var buffer = this.buffer, offset = index << 2;
  612. buffer[offset] = value & 255;
  613. buffer[offset + 1] = value >> 8 & 255;
  614. buffer[offset + 2] = value >> 16 & 255;
  615. buffer[offset + 3] = value >>> 24 & 255;
  616. }
  617. };
  618. }
  619. function ensureUint32ArrayViewProps(length) {
  620. while (uint32ArrayViewSetters < length) {
  621. Object.defineProperty(Uint32ArrayView.prototype, uint32ArrayViewSetters, createUint32ArrayProp(uint32ArrayViewSetters));
  622. uint32ArrayViewSetters++;
  623. }
  624. }
  625. return Uint32ArrayView;
  626. }();
  627. exports.Uint32ArrayView = Uint32ArrayView;
  628. var IDENTITY_MATRIX = [
  629. 1,
  630. 0,
  631. 0,
  632. 1,
  633. 0,
  634. 0
  635. ];
  636. var Util = function UtilClosure() {
  637. function Util() {
  638. }
  639. var rgbBuf = [
  640. 'rgb(',
  641. 0,
  642. ',',
  643. 0,
  644. ',',
  645. 0,
  646. ')'
  647. ];
  648. Util.makeCssRgb = function Util_makeCssRgb(r, g, b) {
  649. rgbBuf[1] = r;
  650. rgbBuf[3] = g;
  651. rgbBuf[5] = b;
  652. return rgbBuf.join('');
  653. };
  654. Util.transform = function Util_transform(m1, m2) {
  655. return [
  656. m1[0] * m2[0] + m1[2] * m2[1],
  657. m1[1] * m2[0] + m1[3] * m2[1],
  658. m1[0] * m2[2] + m1[2] * m2[3],
  659. m1[1] * m2[2] + m1[3] * m2[3],
  660. m1[0] * m2[4] + m1[2] * m2[5] + m1[4],
  661. m1[1] * m2[4] + m1[3] * m2[5] + m1[5]
  662. ];
  663. };
  664. Util.applyTransform = function Util_applyTransform(p, m) {
  665. var xt = p[0] * m[0] + p[1] * m[2] + m[4];
  666. var yt = p[0] * m[1] + p[1] * m[3] + m[5];
  667. return [
  668. xt,
  669. yt
  670. ];
  671. };
  672. Util.applyInverseTransform = function Util_applyInverseTransform(p, m) {
  673. var d = m[0] * m[3] - m[1] * m[2];
  674. var xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d;
  675. var yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d;
  676. return [
  677. xt,
  678. yt
  679. ];
  680. };
  681. Util.getAxialAlignedBoundingBox = function Util_getAxialAlignedBoundingBox(r, m) {
  682. var p1 = Util.applyTransform(r, m);
  683. var p2 = Util.applyTransform(r.slice(2, 4), m);
  684. var p3 = Util.applyTransform([
  685. r[0],
  686. r[3]
  687. ], m);
  688. var p4 = Util.applyTransform([
  689. r[2],
  690. r[1]
  691. ], m);
  692. return [
  693. Math.min(p1[0], p2[0], p3[0], p4[0]),
  694. Math.min(p1[1], p2[1], p3[1], p4[1]),
  695. Math.max(p1[0], p2[0], p3[0], p4[0]),
  696. Math.max(p1[1], p2[1], p3[1], p4[1])
  697. ];
  698. };
  699. Util.inverseTransform = function Util_inverseTransform(m) {
  700. var d = m[0] * m[3] - m[1] * m[2];
  701. return [
  702. m[3] / d,
  703. -m[1] / d,
  704. -m[2] / d,
  705. m[0] / d,
  706. (m[2] * m[5] - m[4] * m[3]) / d,
  707. (m[4] * m[1] - m[5] * m[0]) / d
  708. ];
  709. };
  710. Util.apply3dTransform = function Util_apply3dTransform(m, v) {
  711. return [
  712. m[0] * v[0] + m[1] * v[1] + m[2] * v[2],
  713. m[3] * v[0] + m[4] * v[1] + m[5] * v[2],
  714. m[6] * v[0] + m[7] * v[1] + m[8] * v[2]
  715. ];
  716. };
  717. Util.singularValueDecompose2dScale = function Util_singularValueDecompose2dScale(m) {
  718. var transpose = [
  719. m[0],
  720. m[2],
  721. m[1],
  722. m[3]
  723. ];
  724. var a = m[0] * transpose[0] + m[1] * transpose[2];
  725. var b = m[0] * transpose[1] + m[1] * transpose[3];
  726. var c = m[2] * transpose[0] + m[3] * transpose[2];
  727. var d = m[2] * transpose[1] + m[3] * transpose[3];
  728. var first = (a + d) / 2;
  729. var second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2;
  730. var sx = first + second || 1;
  731. var sy = first - second || 1;
  732. return [
  733. Math.sqrt(sx),
  734. Math.sqrt(sy)
  735. ];
  736. };
  737. Util.normalizeRect = function Util_normalizeRect(rect) {
  738. var r = rect.slice(0);
  739. if (rect[0] > rect[2]) {
  740. r[0] = rect[2];
  741. r[2] = rect[0];
  742. }
  743. if (rect[1] > rect[3]) {
  744. r[1] = rect[3];
  745. r[3] = rect[1];
  746. }
  747. return r;
  748. };
  749. Util.intersect = function Util_intersect(rect1, rect2) {
  750. function compare(a, b) {
  751. return a - b;
  752. }
  753. var orderedX = [
  754. rect1[0],
  755. rect1[2],
  756. rect2[0],
  757. rect2[2]
  758. ].sort(compare), orderedY = [
  759. rect1[1],
  760. rect1[3],
  761. rect2[1],
  762. rect2[3]
  763. ].sort(compare), result = [];
  764. rect1 = Util.normalizeRect(rect1);
  765. rect2 = Util.normalizeRect(rect2);
  766. if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) {
  767. result[0] = orderedX[1];
  768. result[2] = orderedX[2];
  769. } else {
  770. return false;
  771. }
  772. if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) {
  773. result[1] = orderedY[1];
  774. result[3] = orderedY[2];
  775. } else {
  776. return false;
  777. }
  778. return result;
  779. };
  780. Util.sign = function Util_sign(num) {
  781. return num < 0 ? -1 : 1;
  782. };
  783. var ROMAN_NUMBER_MAP = [
  784. '',
  785. 'C',
  786. 'CC',
  787. 'CCC',
  788. 'CD',
  789. 'D',
  790. 'DC',
  791. 'DCC',
  792. 'DCCC',
  793. 'CM',
  794. '',
  795. 'X',
  796. 'XX',
  797. 'XXX',
  798. 'XL',
  799. 'L',
  800. 'LX',
  801. 'LXX',
  802. 'LXXX',
  803. 'XC',
  804. '',
  805. 'I',
  806. 'II',
  807. 'III',
  808. 'IV',
  809. 'V',
  810. 'VI',
  811. 'VII',
  812. 'VIII',
  813. 'IX'
  814. ];
  815. Util.toRoman = function Util_toRoman(number, lowerCase) {
  816. assert(isInt(number) && number > 0, 'The number should be a positive integer.');
  817. var pos, romanBuf = [];
  818. while (number >= 1000) {
  819. number -= 1000;
  820. romanBuf.push('M');
  821. }
  822. pos = number / 100 | 0;
  823. number %= 100;
  824. romanBuf.push(ROMAN_NUMBER_MAP[pos]);
  825. pos = number / 10 | 0;
  826. number %= 10;
  827. romanBuf.push(ROMAN_NUMBER_MAP[10 + pos]);
  828. romanBuf.push(ROMAN_NUMBER_MAP[20 + number]);
  829. var romanStr = romanBuf.join('');
  830. return lowerCase ? romanStr.toLowerCase() : romanStr;
  831. };
  832. Util.appendToArray = function Util_appendToArray(arr1, arr2) {
  833. Array.prototype.push.apply(arr1, arr2);
  834. };
  835. Util.prependToArray = function Util_prependToArray(arr1, arr2) {
  836. Array.prototype.unshift.apply(arr1, arr2);
  837. };
  838. Util.extendObj = function extendObj(obj1, obj2) {
  839. for (var key in obj2) {
  840. obj1[key] = obj2[key];
  841. }
  842. };
  843. Util.getInheritableProperty = function Util_getInheritableProperty(dict, name, getArray) {
  844. while (dict && !dict.has(name)) {
  845. dict = dict.get('Parent');
  846. }
  847. if (!dict) {
  848. return null;
  849. }
  850. return getArray ? dict.getArray(name) : dict.get(name);
  851. };
  852. Util.inherit = function Util_inherit(sub, base, prototype) {
  853. sub.prototype = Object.create(base.prototype);
  854. sub.prototype.constructor = sub;
  855. for (var prop in prototype) {
  856. sub.prototype[prop] = prototype[prop];
  857. }
  858. };
  859. Util.loadScript = function Util_loadScript(src, callback) {
  860. var script = document.createElement('script');
  861. var loaded = false;
  862. script.setAttribute('src', src);
  863. if (callback) {
  864. script.onload = function () {
  865. if (!loaded) {
  866. callback();
  867. }
  868. loaded = true;
  869. };
  870. }
  871. document.getElementsByTagName('head')[0].appendChild(script);
  872. };
  873. return Util;
  874. }();
  875. var PageViewport = function PageViewportClosure() {
  876. function PageViewport(viewBox, scale, rotation, offsetX, offsetY, dontFlip) {
  877. this.viewBox = viewBox;
  878. this.scale = scale;
  879. this.rotation = rotation;
  880. this.offsetX = offsetX;
  881. this.offsetY = offsetY;
  882. var centerX = (viewBox[2] + viewBox[0]) / 2;
  883. var centerY = (viewBox[3] + viewBox[1]) / 2;
  884. var rotateA, rotateB, rotateC, rotateD;
  885. rotation = rotation % 360;
  886. rotation = rotation < 0 ? rotation + 360 : rotation;
  887. switch (rotation) {
  888. case 180:
  889. rotateA = -1;
  890. rotateB = 0;
  891. rotateC = 0;
  892. rotateD = 1;
  893. break;
  894. case 90:
  895. rotateA = 0;
  896. rotateB = 1;
  897. rotateC = 1;
  898. rotateD = 0;
  899. break;
  900. case 270:
  901. rotateA = 0;
  902. rotateB = -1;
  903. rotateC = -1;
  904. rotateD = 0;
  905. break;
  906. default:
  907. rotateA = 1;
  908. rotateB = 0;
  909. rotateC = 0;
  910. rotateD = -1;
  911. break;
  912. }
  913. if (dontFlip) {
  914. rotateC = -rotateC;
  915. rotateD = -rotateD;
  916. }
  917. var offsetCanvasX, offsetCanvasY;
  918. var width, height;
  919. if (rotateA === 0) {
  920. offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX;
  921. offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY;
  922. width = Math.abs(viewBox[3] - viewBox[1]) * scale;
  923. height = Math.abs(viewBox[2] - viewBox[0]) * scale;
  924. } else {
  925. offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX;
  926. offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY;
  927. width = Math.abs(viewBox[2] - viewBox[0]) * scale;
  928. height = Math.abs(viewBox[3] - viewBox[1]) * scale;
  929. }
  930. this.transform = [
  931. rotateA * scale,
  932. rotateB * scale,
  933. rotateC * scale,
  934. rotateD * scale,
  935. offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY,
  936. offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY
  937. ];
  938. this.width = width;
  939. this.height = height;
  940. this.fontScale = scale;
  941. }
  942. PageViewport.prototype = {
  943. clone: function PageViewPort_clone(args) {
  944. args = args || {};
  945. var scale = 'scale' in args ? args.scale : this.scale;
  946. var rotation = 'rotation' in args ? args.rotation : this.rotation;
  947. return new PageViewport(this.viewBox.slice(), scale, rotation, this.offsetX, this.offsetY, args.dontFlip);
  948. },
  949. convertToViewportPoint: function PageViewport_convertToViewportPoint(x, y) {
  950. return Util.applyTransform([
  951. x,
  952. y
  953. ], this.transform);
  954. },
  955. convertToViewportRectangle: function PageViewport_convertToViewportRectangle(rect) {
  956. var tl = Util.applyTransform([
  957. rect[0],
  958. rect[1]
  959. ], this.transform);
  960. var br = Util.applyTransform([
  961. rect[2],
  962. rect[3]
  963. ], this.transform);
  964. return [
  965. tl[0],
  966. tl[1],
  967. br[0],
  968. br[1]
  969. ];
  970. },
  971. convertToPdfPoint: function PageViewport_convertToPdfPoint(x, y) {
  972. return Util.applyInverseTransform([
  973. x,
  974. y
  975. ], this.transform);
  976. }
  977. };
  978. return PageViewport;
  979. }();
  980. var PDFStringTranslateTable = [
  981. 0,
  982. 0,
  983. 0,
  984. 0,
  985. 0,
  986. 0,
  987. 0,
  988. 0,
  989. 0,
  990. 0,
  991. 0,
  992. 0,
  993. 0,
  994. 0,
  995. 0,
  996. 0,
  997. 0,
  998. 0,
  999. 0,
  1000. 0,
  1001. 0,
  1002. 0,
  1003. 0,
  1004. 0,
  1005. 0x2D8,
  1006. 0x2C7,
  1007. 0x2C6,
  1008. 0x2D9,
  1009. 0x2DD,
  1010. 0x2DB,
  1011. 0x2DA,
  1012. 0x2DC,
  1013. 0,
  1014. 0,
  1015. 0,
  1016. 0,
  1017. 0,
  1018. 0,
  1019. 0,
  1020. 0,
  1021. 0,
  1022. 0,
  1023. 0,
  1024. 0,
  1025. 0,
  1026. 0,
  1027. 0,
  1028. 0,
  1029. 0,
  1030. 0,
  1031. 0,
  1032. 0,
  1033. 0,
  1034. 0,
  1035. 0,
  1036. 0,
  1037. 0,
  1038. 0,
  1039. 0,
  1040. 0,
  1041. 0,
  1042. 0,
  1043. 0,
  1044. 0,
  1045. 0,
  1046. 0,
  1047. 0,
  1048. 0,
  1049. 0,
  1050. 0,
  1051. 0,
  1052. 0,
  1053. 0,
  1054. 0,
  1055. 0,
  1056. 0,
  1057. 0,
  1058. 0,
  1059. 0,
  1060. 0,
  1061. 0,
  1062. 0,
  1063. 0,
  1064. 0,
  1065. 0,
  1066. 0,
  1067. 0,
  1068. 0,
  1069. 0,
  1070. 0,
  1071. 0,
  1072. 0,
  1073. 0,
  1074. 0,
  1075. 0,
  1076. 0,
  1077. 0,
  1078. 0,
  1079. 0,
  1080. 0,
  1081. 0,
  1082. 0,
  1083. 0,
  1084. 0,
  1085. 0,
  1086. 0,
  1087. 0,
  1088. 0,
  1089. 0,
  1090. 0,
  1091. 0,
  1092. 0,
  1093. 0,
  1094. 0,
  1095. 0,
  1096. 0,
  1097. 0,
  1098. 0,
  1099. 0,
  1100. 0,
  1101. 0,
  1102. 0,
  1103. 0,
  1104. 0,
  1105. 0,
  1106. 0,
  1107. 0,
  1108. 0,
  1109. 0x2022,
  1110. 0x2020,
  1111. 0x2021,
  1112. 0x2026,
  1113. 0x2014,
  1114. 0x2013,
  1115. 0x192,
  1116. 0x2044,
  1117. 0x2039,
  1118. 0x203A,
  1119. 0x2212,
  1120. 0x2030,
  1121. 0x201E,
  1122. 0x201C,
  1123. 0x201D,
  1124. 0x2018,
  1125. 0x2019,
  1126. 0x201A,
  1127. 0x2122,
  1128. 0xFB01,
  1129. 0xFB02,
  1130. 0x141,
  1131. 0x152,
  1132. 0x160,
  1133. 0x178,
  1134. 0x17D,
  1135. 0x131,
  1136. 0x142,
  1137. 0x153,
  1138. 0x161,
  1139. 0x17E,
  1140. 0,
  1141. 0x20AC
  1142. ];
  1143. function stringToPDFString(str) {
  1144. var i, n = str.length, strBuf = [];
  1145. if (str[0] === '\xFE' && str[1] === '\xFF') {
  1146. for (i = 2; i < n; i += 2) {
  1147. strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1)));
  1148. }
  1149. } else {
  1150. for (i = 0; i < n; ++i) {
  1151. var code = PDFStringTranslateTable[str.charCodeAt(i)];
  1152. strBuf.push(code ? String.fromCharCode(code) : str.charAt(i));
  1153. }
  1154. }
  1155. return strBuf.join('');
  1156. }
  1157. function stringToUTF8String(str) {
  1158. return decodeURIComponent(escape(str));
  1159. }
  1160. function utf8StringToString(str) {
  1161. return unescape(encodeURIComponent(str));
  1162. }
  1163. function isEmptyObj(obj) {
  1164. for (var key in obj) {
  1165. return false;
  1166. }
  1167. return true;
  1168. }
  1169. function isBool(v) {
  1170. return typeof v === 'boolean';
  1171. }
  1172. function isInt(v) {
  1173. return typeof v === 'number' && (v | 0) === v;
  1174. }
  1175. function isNum(v) {
  1176. return typeof v === 'number';
  1177. }
  1178. function isString(v) {
  1179. return typeof v === 'string';
  1180. }
  1181. function isArray(v) {
  1182. return v instanceof Array;
  1183. }
  1184. function isArrayBuffer(v) {
  1185. return typeof v === 'object' && v !== null && v.byteLength !== undefined;
  1186. }
  1187. function isSpace(ch) {
  1188. return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A;
  1189. }
  1190. function isNodeJS() {
  1191. if (typeof __pdfjsdev_webpack__ === 'undefined') {
  1192. return typeof process === 'object' && process + '' === '[object process]';
  1193. }
  1194. return false;
  1195. }
  1196. function createPromiseCapability() {
  1197. var capability = {};
  1198. capability.promise = new Promise(function (resolve, reject) {
  1199. capability.resolve = resolve;
  1200. capability.reject = reject;
  1201. });
  1202. return capability;
  1203. }
  1204. (function PromiseClosure() {
  1205. if (globalScope.Promise) {
  1206. if (typeof globalScope.Promise.all !== 'function') {
  1207. globalScope.Promise.all = function (iterable) {
  1208. var count = 0, results = [], resolve, reject;
  1209. var promise = new globalScope.Promise(function (resolve_, reject_) {
  1210. resolve = resolve_;
  1211. reject = reject_;
  1212. });
  1213. iterable.forEach(function (p, i) {
  1214. count++;
  1215. p.then(function (result) {
  1216. results[i] = result;
  1217. count--;
  1218. if (count === 0) {
  1219. resolve(results);
  1220. }
  1221. }, reject);
  1222. });
  1223. if (count === 0) {
  1224. resolve(results);
  1225. }
  1226. return promise;
  1227. };
  1228. }
  1229. if (typeof globalScope.Promise.resolve !== 'function') {
  1230. globalScope.Promise.resolve = function (value) {
  1231. return new globalScope.Promise(function (resolve) {
  1232. resolve(value);
  1233. });
  1234. };
  1235. }
  1236. if (typeof globalScope.Promise.reject !== 'function') {
  1237. globalScope.Promise.reject = function (reason) {
  1238. return new globalScope.Promise(function (resolve, reject) {
  1239. reject(reason);
  1240. });
  1241. };
  1242. }
  1243. if (typeof globalScope.Promise.prototype.catch !== 'function') {
  1244. globalScope.Promise.prototype.catch = function (onReject) {
  1245. return globalScope.Promise.prototype.then(undefined, onReject);
  1246. };
  1247. }
  1248. return;
  1249. }
  1250. var STATUS_PENDING = 0;
  1251. var STATUS_RESOLVED = 1;
  1252. var STATUS_REJECTED = 2;
  1253. var REJECTION_TIMEOUT = 500;
  1254. var HandlerManager = {
  1255. handlers: [],
  1256. running: false,
  1257. unhandledRejections: [],
  1258. pendingRejectionCheck: false,
  1259. scheduleHandlers: function scheduleHandlers(promise) {
  1260. if (promise._status === STATUS_PENDING) {
  1261. return;
  1262. }
  1263. this.handlers = this.handlers.concat(promise._handlers);
  1264. promise._handlers = [];
  1265. if (this.running) {
  1266. return;
  1267. }
  1268. this.running = true;
  1269. setTimeout(this.runHandlers.bind(this), 0);
  1270. },
  1271. runHandlers: function runHandlers() {
  1272. var RUN_TIMEOUT = 1;
  1273. var timeoutAt = Date.now() + RUN_TIMEOUT;
  1274. while (this.handlers.length > 0) {
  1275. var handler = this.handlers.shift();
  1276. var nextStatus = handler.thisPromise._status;
  1277. var nextValue = handler.thisPromise._value;
  1278. try {
  1279. if (nextStatus === STATUS_RESOLVED) {
  1280. if (typeof handler.onResolve === 'function') {
  1281. nextValue = handler.onResolve(nextValue);
  1282. }
  1283. } else if (typeof handler.onReject === 'function') {
  1284. nextValue = handler.onReject(nextValue);
  1285. nextStatus = STATUS_RESOLVED;
  1286. if (handler.thisPromise._unhandledRejection) {
  1287. this.removeUnhandeledRejection(handler.thisPromise);
  1288. }
  1289. }
  1290. } catch (ex) {
  1291. nextStatus = STATUS_REJECTED;
  1292. nextValue = ex;
  1293. }
  1294. handler.nextPromise._updateStatus(nextStatus, nextValue);
  1295. if (Date.now() >= timeoutAt) {
  1296. break;
  1297. }
  1298. }
  1299. if (this.handlers.length > 0) {
  1300. setTimeout(this.runHandlers.bind(this), 0);
  1301. return;
  1302. }
  1303. this.running = false;
  1304. },
  1305. addUnhandledRejection: function addUnhandledRejection(promise) {
  1306. this.unhandledRejections.push({
  1307. promise: promise,
  1308. time: Date.now()
  1309. });
  1310. this.scheduleRejectionCheck();
  1311. },
  1312. removeUnhandeledRejection: function removeUnhandeledRejection(promise) {
  1313. promise._unhandledRejection = false;
  1314. for (var i = 0; i < this.unhandledRejections.length; i++) {
  1315. if (this.unhandledRejections[i].promise === promise) {
  1316. this.unhandledRejections.splice(i);
  1317. i--;
  1318. }
  1319. }
  1320. },
  1321. scheduleRejectionCheck: function scheduleRejectionCheck() {
  1322. if (this.pendingRejectionCheck) {
  1323. return;
  1324. }
  1325. this.pendingRejectionCheck = true;
  1326. setTimeout(function rejectionCheck() {
  1327. this.pendingRejectionCheck = false;
  1328. var now = Date.now();
  1329. for (var i = 0; i < this.unhandledRejections.length; i++) {
  1330. if (now - this.unhandledRejections[i].time > REJECTION_TIMEOUT) {
  1331. var unhandled = this.unhandledRejections[i].promise._value;
  1332. var msg = 'Unhandled rejection: ' + unhandled;
  1333. if (unhandled.stack) {
  1334. msg += '\n' + unhandled.stack;
  1335. }
  1336. warn(msg);
  1337. this.unhandledRejections.splice(i);
  1338. i--;
  1339. }
  1340. }
  1341. if (this.unhandledRejections.length) {
  1342. this.scheduleRejectionCheck();
  1343. }
  1344. }.bind(this), REJECTION_TIMEOUT);
  1345. }
  1346. };
  1347. var Promise = function Promise(resolver) {
  1348. this._status = STATUS_PENDING;
  1349. this._handlers = [];
  1350. try {
  1351. resolver.call(this, this._resolve.bind(this), this._reject.bind(this));
  1352. } catch (e) {
  1353. this._reject(e);
  1354. }
  1355. };
  1356. Promise.all = function Promise_all(promises) {
  1357. var resolveAll, rejectAll;
  1358. var deferred = new Promise(function (resolve, reject) {
  1359. resolveAll = resolve;
  1360. rejectAll = reject;
  1361. });
  1362. var unresolved = promises.length;
  1363. var results = [];
  1364. if (unresolved === 0) {
  1365. resolveAll(results);
  1366. return deferred;
  1367. }
  1368. function reject(reason) {
  1369. if (deferred._status === STATUS_REJECTED) {
  1370. return;
  1371. }
  1372. results = [];
  1373. rejectAll(reason);
  1374. }
  1375. for (var i = 0, ii = promises.length; i < ii; ++i) {
  1376. var promise = promises[i];
  1377. var resolve = function (i) {
  1378. return function (value) {
  1379. if (deferred._status === STATUS_REJECTED) {
  1380. return;
  1381. }
  1382. results[i] = value;
  1383. unresolved--;
  1384. if (unresolved === 0) {
  1385. resolveAll(results);
  1386. }
  1387. };
  1388. }(i);
  1389. if (Promise.isPromise(promise)) {
  1390. promise.then(resolve, reject);
  1391. } else {
  1392. resolve(promise);
  1393. }
  1394. }
  1395. return deferred;
  1396. };
  1397. Promise.isPromise = function Promise_isPromise(value) {
  1398. return value && typeof value.then === 'function';
  1399. };
  1400. Promise.resolve = function Promise_resolve(value) {
  1401. return new Promise(function (resolve) {
  1402. resolve(value);
  1403. });
  1404. };
  1405. Promise.reject = function Promise_reject(reason) {
  1406. return new Promise(function (resolve, reject) {
  1407. reject(reason);
  1408. });
  1409. };
  1410. Promise.prototype = {
  1411. _status: null,
  1412. _value: null,
  1413. _handlers: null,
  1414. _unhandledRejection: null,
  1415. _updateStatus: function Promise__updateStatus(status, value) {
  1416. if (this._status === STATUS_RESOLVED || this._status === STATUS_REJECTED) {
  1417. return;
  1418. }
  1419. if (status === STATUS_RESOLVED && Promise.isPromise(value)) {
  1420. value.then(this._updateStatus.bind(this, STATUS_RESOLVED), this._updateStatus.bind(this, STATUS_REJECTED));
  1421. return;
  1422. }
  1423. this._status = status;
  1424. this._value = value;
  1425. if (status === STATUS_REJECTED && this._handlers.length === 0) {
  1426. this._unhandledRejection = true;
  1427. HandlerManager.addUnhandledRejection(this);
  1428. }
  1429. HandlerManager.scheduleHandlers(this);
  1430. },
  1431. _resolve: function Promise_resolve(value) {
  1432. this._updateStatus(STATUS_RESOLVED, value);
  1433. },
  1434. _reject: function Promise_reject(reason) {
  1435. this._updateStatus(STATUS_REJECTED, reason);
  1436. },
  1437. then: function Promise_then(onResolve, onReject) {
  1438. var nextPromise = new Promise(function (resolve, reject) {
  1439. this.resolve = resolve;
  1440. this.reject = reject;
  1441. });
  1442. this._handlers.push({
  1443. thisPromise: this,
  1444. onResolve: onResolve,
  1445. onReject: onReject,
  1446. nextPromise: nextPromise
  1447. });
  1448. HandlerManager.scheduleHandlers(this);
  1449. return nextPromise;
  1450. },
  1451. catch: function Promise_catch(onReject) {
  1452. return this.then(undefined, onReject);
  1453. }
  1454. };
  1455. globalScope.Promise = Promise;
  1456. }());
  1457. (function WeakMapClosure() {
  1458. if (globalScope.WeakMap) {
  1459. return;
  1460. }
  1461. var id = 0;
  1462. function WeakMap() {
  1463. this.id = '$weakmap' + id++;
  1464. }
  1465. WeakMap.prototype = {
  1466. has: function (obj) {
  1467. return !!Object.getOwnPropertyDescriptor(obj, this.id);
  1468. },
  1469. get: function (obj, defaultValue) {
  1470. return this.has(obj) ? obj[this.id] : defaultValue;
  1471. },
  1472. set: function (obj, value) {
  1473. Object.defineProperty(obj, this.id, {
  1474. value: value,
  1475. enumerable: false,
  1476. configurable: true
  1477. });
  1478. },
  1479. delete: function (obj) {
  1480. delete obj[this.id];
  1481. }
  1482. };
  1483. globalScope.WeakMap = WeakMap;
  1484. }());
  1485. var StatTimer = function StatTimerClosure() {
  1486. function rpad(str, pad, length) {
  1487. while (str.length < length) {
  1488. str += pad;
  1489. }
  1490. return str;
  1491. }
  1492. function StatTimer() {
  1493. this.started = Object.create(null);
  1494. this.times = [];
  1495. this.enabled = true;
  1496. }
  1497. StatTimer.prototype = {
  1498. time: function StatTimer_time(name) {
  1499. if (!this.enabled) {
  1500. return;
  1501. }
  1502. if (name in this.started) {
  1503. warn('Timer is already running for ' + name);
  1504. }
  1505. this.started[name] = Date.now();
  1506. },
  1507. timeEnd: function StatTimer_timeEnd(name) {
  1508. if (!this.enabled) {
  1509. return;
  1510. }
  1511. if (!(name in this.started)) {
  1512. warn('Timer has not been started for ' + name);
  1513. }
  1514. this.times.push({
  1515. 'name': name,
  1516. 'start': this.started[name],
  1517. 'end': Date.now()
  1518. });
  1519. delete this.started[name];
  1520. },
  1521. toString: function StatTimer_toString() {
  1522. var i, ii;
  1523. var times = this.times;
  1524. var out = '';
  1525. var longest = 0;
  1526. for (i = 0, ii = times.length; i < ii; ++i) {
  1527. var name = times[i]['name'];
  1528. if (name.length > longest) {
  1529. longest = name.length;
  1530. }
  1531. }
  1532. for (i = 0, ii = times.length; i < ii; ++i) {
  1533. var span = times[i];
  1534. var duration = span.end - span.start;
  1535. out += rpad(span['name'], ' ', longest) + ' ' + duration + 'ms\n';
  1536. }
  1537. return out;
  1538. }
  1539. };
  1540. return StatTimer;
  1541. }();
  1542. var createBlob = function createBlob(data, contentType) {
  1543. if (typeof Blob !== 'undefined') {
  1544. return new Blob([data], { type: contentType });
  1545. }
  1546. warn('The "Blob" constructor is not supported.');
  1547. };
  1548. var createObjectURL = function createObjectURLClosure() {
  1549. var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
  1550. return function createObjectURL(data, contentType, forceDataSchema) {
  1551. if (!forceDataSchema && typeof URL !== 'undefined' && URL.createObjectURL) {
  1552. var blob = createBlob(data, contentType);
  1553. return URL.createObjectURL(blob);
  1554. }
  1555. var buffer = 'data:' + contentType + ';base64,';
  1556. for (var i = 0, ii = data.length; i < ii; i += 3) {
  1557. var b1 = data[i] & 0xFF;
  1558. var b2 = data[i + 1] & 0xFF;
  1559. var b3 = data[i + 2] & 0xFF;
  1560. var d1 = b1 >> 2, d2 = (b1 & 3) << 4 | b2 >> 4;
  1561. var d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64;
  1562. var d4 = i + 2 < ii ? b3 & 0x3F : 64;
  1563. buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4];
  1564. }
  1565. return buffer;
  1566. };
  1567. }();
  1568. function MessageHandler(sourceName, targetName, comObj) {
  1569. this.sourceName = sourceName;
  1570. this.targetName = targetName;
  1571. this.comObj = comObj;
  1572. this.callbackIndex = 1;
  1573. this.postMessageTransfers = true;
  1574. var callbacksCapabilities = this.callbacksCapabilities = Object.create(null);
  1575. var ah = this.actionHandler = Object.create(null);
  1576. this._onComObjOnMessage = function messageHandlerComObjOnMessage(event) {
  1577. var data = event.data;
  1578. if (data.targetName !== this.sourceName) {
  1579. return;
  1580. }
  1581. if (data.isReply) {
  1582. var callbackId = data.callbackId;
  1583. if (data.callbackId in callbacksCapabilities) {
  1584. var callback = callbacksCapabilities[callbackId];
  1585. delete callbacksCapabilities[callbackId];
  1586. if ('error' in data) {
  1587. callback.reject(data.error);
  1588. } else {
  1589. callback.resolve(data.data);
  1590. }
  1591. } else {
  1592. error('Cannot resolve callback ' + callbackId);
  1593. }
  1594. } else if (data.action in ah) {
  1595. var action = ah[data.action];
  1596. if (data.callbackId) {
  1597. var sourceName = this.sourceName;
  1598. var targetName = data.sourceName;
  1599. Promise.resolve().then(function () {
  1600. return action[0].call(action[1], data.data);
  1601. }).then(function (result) {
  1602. comObj.postMessage({
  1603. sourceName: sourceName,
  1604. targetName: targetName,
  1605. isReply: true,
  1606. callbackId: data.callbackId,
  1607. data: result
  1608. });
  1609. }, function (reason) {
  1610. if (reason instanceof Error) {
  1611. reason = reason + '';
  1612. }
  1613. comObj.postMessage({
  1614. sourceName: sourceName,
  1615. targetName: targetName,
  1616. isReply: true,
  1617. callbackId: data.callbackId,
  1618. error: reason
  1619. });
  1620. });
  1621. } else {
  1622. action[0].call(action[1], data.data);
  1623. }
  1624. } else {
  1625. error('Unknown action from worker: ' + data.action);
  1626. }
  1627. }.bind(this);
  1628. comObj.addEventListener('message', this._onComObjOnMessage);
  1629. }
  1630. MessageHandler.prototype = {
  1631. on: function messageHandlerOn(actionName, handler, scope) {
  1632. var ah = this.actionHandler;
  1633. if (ah[actionName]) {
  1634. error('There is already an actionName called "' + actionName + '"');
  1635. }
  1636. ah[actionName] = [
  1637. handler,
  1638. scope
  1639. ];
  1640. },
  1641. send: function messageHandlerSend(actionName, data, transfers) {
  1642. var message = {
  1643. sourceName: this.sourceName,
  1644. targetName: this.targetName,
  1645. action: actionName,
  1646. data: data
  1647. };
  1648. this.postMessage(message, transfers);
  1649. },
  1650. sendWithPromise: function messageHandlerSendWithPromise(actionName, data, transfers) {
  1651. var callbackId = this.callbackIndex++;
  1652. var message = {
  1653. sourceName: this.sourceName,
  1654. targetName: this.targetName,
  1655. action: actionName,
  1656. data: data,
  1657. callbackId: callbackId
  1658. };
  1659. var capability = createPromiseCapability();
  1660. this.callbacksCapabilities[callbackId] = capability;
  1661. try {
  1662. this.postMessage(message, transfers);
  1663. } catch (e) {
  1664. capability.reject(e);
  1665. }
  1666. return capability.promise;
  1667. },
  1668. postMessage: function (message, transfers) {
  1669. if (transfers && this.postMessageTransfers) {
  1670. this.comObj.postMessage(message, transfers);
  1671. } else {
  1672. this.comObj.postMessage(message);
  1673. }
  1674. },
  1675. destroy: function () {
  1676. this.comObj.removeEventListener('message', this._onComObjOnMessage);
  1677. }
  1678. };
  1679. function loadJpegStream(id, imageUrl, objs) {
  1680. var img = new Image();
  1681. img.onload = function loadJpegStream_onloadClosure() {
  1682. objs.resolve(id, img);
  1683. };
  1684. img.onerror = function loadJpegStream_onerrorClosure() {
  1685. objs.resolve(id, null);
  1686. warn('Error during JPEG image loading');
  1687. };
  1688. img.src = imageUrl;
  1689. }
  1690. (function checkURLConstructor(scope) {
  1691. var hasWorkingUrl = false;
  1692. try {
  1693. if (typeof URL === 'function' && typeof URL.prototype === 'object' && 'origin' in URL.prototype) {
  1694. var u = new URL('b', 'http://a');
  1695. u.pathname = 'c%20d';
  1696. hasWorkingUrl = u.href === 'http://a/c%20d';
  1697. }
  1698. } catch (e) {
  1699. }
  1700. if (hasWorkingUrl) {
  1701. return;
  1702. }
  1703. var relative = Object.create(null);
  1704. relative['ftp'] = 21;
  1705. relative['file'] = 0;
  1706. relative['gopher'] = 70;
  1707. relative['http'] = 80;
  1708. relative['https'] = 443;
  1709. relative['ws'] = 80;
  1710. relative['wss'] = 443;
  1711. var relativePathDotMapping = Object.create(null);
  1712. relativePathDotMapping['%2e'] = '.';
  1713. relativePathDotMapping['.%2e'] = '..';
  1714. relativePathDotMapping['%2e.'] = '..';
  1715. relativePathDotMapping['%2e%2e'] = '..';
  1716. function isRelativeScheme(scheme) {
  1717. return relative[scheme] !== undefined;
  1718. }
  1719. function invalid() {
  1720. clear.call(this);
  1721. this._isInvalid = true;
  1722. }
  1723. function IDNAToASCII(h) {
  1724. if (h === '') {
  1725. invalid.call(this);
  1726. }
  1727. return h.toLowerCase();
  1728. }
  1729. function percentEscape(c) {
  1730. var unicode = c.charCodeAt(0);
  1731. if (unicode > 0x20 && unicode < 0x7F && [
  1732. 0x22,
  1733. 0x23,
  1734. 0x3C,
  1735. 0x3E,
  1736. 0x3F,
  1737. 0x60
  1738. ].indexOf(unicode) === -1) {
  1739. return c;
  1740. }
  1741. return encodeURIComponent(c);
  1742. }
  1743. function percentEscapeQuery(c) {
  1744. var unicode = c.charCodeAt(0);
  1745. if (unicode > 0x20 && unicode < 0x7F && [
  1746. 0x22,
  1747. 0x23,
  1748. 0x3C,
  1749. 0x3E,
  1750. 0x60
  1751. ].indexOf(unicode) === -1) {
  1752. return c;
  1753. }
  1754. return encodeURIComponent(c);
  1755. }
  1756. var EOF, ALPHA = /[a-zA-Z]/, ALPHANUMERIC = /[a-zA-Z0-9\+\-\.]/;
  1757. function parse(input, stateOverride, base) {
  1758. function err(message) {
  1759. errors.push(message);
  1760. }
  1761. var state = stateOverride || 'scheme start', cursor = 0, buffer = '', seenAt = false, seenBracket = false, errors = [];
  1762. loop:
  1763. while ((input[cursor - 1] !== EOF || cursor === 0) && !this._isInvalid) {
  1764. var c = input[cursor];
  1765. switch (state) {
  1766. case 'scheme start':
  1767. if (c && ALPHA.test(c)) {
  1768. buffer += c.toLowerCase();
  1769. state = 'scheme';
  1770. } else if (!stateOverride) {
  1771. buffer = '';
  1772. state = 'no scheme';
  1773. continue;
  1774. } else {
  1775. err('Invalid scheme.');
  1776. break loop;
  1777. }
  1778. break;
  1779. case 'scheme':
  1780. if (c && ALPHANUMERIC.test(c)) {
  1781. buffer += c.toLowerCase();
  1782. } else if (c === ':') {
  1783. this._scheme = buffer;
  1784. buffer = '';
  1785. if (stateOverride) {
  1786. break loop;
  1787. }
  1788. if (isRelativeScheme(this._scheme)) {
  1789. this._isRelative = true;
  1790. }
  1791. if (this._scheme === 'file') {
  1792. state = 'relative';
  1793. } else if (this._isRelative && base && base._scheme === this._scheme) {
  1794. state = 'relative or authority';
  1795. } else if (this._isRelative) {
  1796. state = 'authority first slash';
  1797. } else {
  1798. state = 'scheme data';
  1799. }
  1800. } else if (!stateOverride) {
  1801. buffer = '';
  1802. cursor = 0;
  1803. state = 'no scheme';
  1804. continue;
  1805. } else if (EOF === c) {
  1806. break loop;
  1807. } else {
  1808. err('Code point not allowed in scheme: ' + c);
  1809. break loop;
  1810. }
  1811. break;
  1812. case 'scheme data':
  1813. if (c === '?') {
  1814. this._query = '?';
  1815. state = 'query';
  1816. } else if (c === '#') {
  1817. this._fragment = '#';
  1818. state = 'fragment';
  1819. } else {
  1820. if (EOF !== c && '\t' !== c && '\n' !== c && '\r' !== c) {
  1821. this._schemeData += percentEscape(c);
  1822. }
  1823. }
  1824. break;
  1825. case 'no scheme':
  1826. if (!base || !isRelativeScheme(base._scheme)) {
  1827. err('Missing scheme.');
  1828. invalid.call(this);
  1829. } else {
  1830. state = 'relative';
  1831. continue;
  1832. }
  1833. break;
  1834. case 'relative or authority':
  1835. if (c === '/' && input[cursor + 1] === '/') {
  1836. state = 'authority ignore slashes';
  1837. } else {
  1838. err('Expected /, got: ' + c);
  1839. state = 'relative';
  1840. continue;
  1841. }
  1842. break;
  1843. case 'relative':
  1844. this._isRelative = true;
  1845. if ('file' !== this._scheme) {
  1846. this._scheme = base._scheme;
  1847. }
  1848. if (EOF === c) {
  1849. this._host = base._host;
  1850. this._port = base._port;
  1851. this._path = base._path.slice();
  1852. this._query = base._query;
  1853. this._username = base._username;
  1854. this._password = base._password;
  1855. break loop;
  1856. } else if (c === '/' || c === '\\') {
  1857. if (c === '\\') {
  1858. err('\\ is an invalid code point.');
  1859. }
  1860. state = 'relative slash';
  1861. } else if (c === '?') {
  1862. this._host = base._host;
  1863. this._port = base._port;
  1864. this._path = base._path.slice();
  1865. this._query = '?';
  1866. this._username = base._username;
  1867. this._password = base._password;
  1868. state = 'query';
  1869. } else if (c === '#') {
  1870. this._host = base._host;
  1871. this._port = base._port;
  1872. this._path = base._path.slice();
  1873. this._query = base._query;
  1874. this._fragment = '#';
  1875. this._username = base._username;
  1876. this._password = base._password;
  1877. state = 'fragment';
  1878. } else {
  1879. var nextC = input[cursor + 1];
  1880. var nextNextC = input[cursor + 2];
  1881. if ('file' !== this._scheme || !ALPHA.test(c) || nextC !== ':' && nextC !== '|' || EOF !== nextNextC && '/' !== nextNextC && '\\' !== nextNextC && '?' !== nextNextC && '#' !== nextNextC) {
  1882. this._host = base._host;
  1883. this._port = base._port;
  1884. this._username = base._username;
  1885. this._password = base._password;
  1886. this._path = base._path.slice();
  1887. this._path.pop();
  1888. }
  1889. state = 'relative path';
  1890. continue;
  1891. }
  1892. break;
  1893. case 'relative slash':
  1894. if (c === '/' || c === '\\') {
  1895. if (c === '\\') {
  1896. err('\\ is an invalid code point.');
  1897. }
  1898. if (this._scheme === 'file') {
  1899. state = 'file host';
  1900. } else {
  1901. state = 'authority ignore slashes';
  1902. }
  1903. } else {
  1904. if ('file' !== this._scheme) {
  1905. this._host = base._host;
  1906. this._port = base._port;
  1907. this._username = base._username;
  1908. this._password = base._password;
  1909. }
  1910. state = 'relative path';
  1911. continue;
  1912. }
  1913. break;
  1914. case 'authority first slash':
  1915. if (c === '/') {
  1916. state = 'authority second slash';
  1917. } else {
  1918. err('Expected \'/\', got: ' + c);
  1919. state = 'authority ignore slashes';
  1920. continue;
  1921. }
  1922. break;
  1923. case 'authority second slash':
  1924. state = 'authority ignore slashes';
  1925. if ('/' !== c) {
  1926. err('Expected \'/\', got: ' + c);
  1927. continue;
  1928. }
  1929. break;
  1930. case 'authority ignore slashes':
  1931. if ('/' !== c && '\\' !== c) {
  1932. state = 'authority';
  1933. continue;
  1934. } else {
  1935. err('Expected authority, got: ' + c);
  1936. }
  1937. break;
  1938. case 'authority':
  1939. if (c === '@') {
  1940. if (seenAt) {
  1941. err('@ already seen.');
  1942. buffer += '%40';
  1943. }
  1944. seenAt = true;
  1945. for (var i = 0; i < buffer.length; i++) {
  1946. var cp = buffer[i];
  1947. if (cp === '\t' || cp === '\n' || cp === '\r') {
  1948. err('Invalid whitespace in authority.');
  1949. continue;
  1950. }
  1951. if (cp === ':' && this._password === null) {
  1952. this._password = '';
  1953. continue;
  1954. }
  1955. var tempC = percentEscape(cp);
  1956. if (null !== this._password) {
  1957. this._password += tempC;
  1958. } else {
  1959. this._username += tempC;
  1960. }
  1961. }
  1962. buffer = '';
  1963. } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
  1964. cursor -= buffer.length;
  1965. buffer = '';
  1966. state = 'host';
  1967. continue;
  1968. } else {
  1969. buffer += c;
  1970. }
  1971. break;
  1972. case 'file host':
  1973. if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
  1974. if (buffer.length === 2 && ALPHA.test(buffer[0]) && (buffer[1] === ':' || buffer[1] === '|')) {
  1975. state = 'relative path';
  1976. } else if (buffer.length === 0) {
  1977. state = 'relative path start';
  1978. } else {
  1979. this._host = IDNAToASCII.call(this, buffer);
  1980. buffer = '';
  1981. state = 'relative path start';
  1982. }
  1983. continue;
  1984. } else if (c === '\t' || c === '\n' || c === '\r') {
  1985. err('Invalid whitespace in file host.');
  1986. } else {
  1987. buffer += c;
  1988. }
  1989. break;
  1990. case 'host':
  1991. case 'hostname':
  1992. if (c === ':' && !seenBracket) {
  1993. this._host = IDNAToASCII.call(this, buffer);
  1994. buffer = '';
  1995. state = 'port';
  1996. if (stateOverride === 'hostname') {
  1997. break loop;
  1998. }
  1999. } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
  2000. this._host = IDNAToASCII.call(this, buffer);
  2001. buffer = '';
  2002. state = 'relative path start';
  2003. if (stateOverride) {
  2004. break loop;
  2005. }
  2006. continue;
  2007. } else if ('\t' !== c && '\n' !== c && '\r' !== c) {
  2008. if (c === '[') {
  2009. seenBracket = true;
  2010. } else if (c === ']') {
  2011. seenBracket = false;
  2012. }
  2013. buffer += c;
  2014. } else {
  2015. err('Invalid code point in host/hostname: ' + c);
  2016. }
  2017. break;
  2018. case 'port':
  2019. if (/[0-9]/.test(c)) {
  2020. buffer += c;
  2021. } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#' || stateOverride) {
  2022. if ('' !== buffer) {
  2023. var temp = parseInt(buffer, 10);
  2024. if (temp !== relative[this._scheme]) {
  2025. this._port = temp + '';
  2026. }
  2027. buffer = '';
  2028. }
  2029. if (stateOverride) {
  2030. break loop;
  2031. }
  2032. state = 'relative path start';
  2033. continue;
  2034. } else if (c === '\t' || c === '\n' || c === '\r') {
  2035. err('Invalid code point in port: ' + c);
  2036. } else {
  2037. invalid.call(this);
  2038. }
  2039. break;
  2040. case 'relative path start':
  2041. if (c === '\\') {
  2042. err('\'\\\' not allowed in path.');
  2043. }
  2044. state = 'relative path';
  2045. if ('/' !== c && '\\' !== c) {
  2046. continue;
  2047. }
  2048. break;
  2049. case 'relative path':
  2050. if (c === EOF || c === '/' || c === '\\' || !stateOverride && (c === '?' || c === '#')) {
  2051. if (c === '\\') {
  2052. err('\\ not allowed in relative path.');
  2053. }
  2054. var tmp;
  2055. if (tmp = relativePathDotMapping[buffer.toLowerCase()]) {
  2056. buffer = tmp;
  2057. }
  2058. if (buffer === '..') {
  2059. this._path.pop();
  2060. if ('/' !== c && '\\' !== c) {
  2061. this._path.push('');
  2062. }
  2063. } else if (buffer === '.' && '/' !== c && '\\' !== c) {
  2064. this._path.push('');
  2065. } else if ('.' !== buffer) {
  2066. if (this._scheme === 'file' && this._path.length === 0 && buffer.length === 2 && ALPHA.test(buffer[0]) && buffer[1] === '|') {
  2067. buffer = buffer[0] + ':';
  2068. }
  2069. this._path.push(buffer);
  2070. }
  2071. buffer = '';
  2072. if (c === '?') {
  2073. this._query = '?';
  2074. state = 'query';
  2075. } else if (c === '#') {
  2076. this._fragment = '#';
  2077. state = 'fragment';
  2078. }
  2079. } else if ('\t' !== c && '\n' !== c && '\r' !== c) {
  2080. buffer += percentEscape(c);
  2081. }
  2082. break;
  2083. case 'query':
  2084. if (!stateOverride && c === '#') {
  2085. this._fragment = '#';
  2086. state = 'fragment';
  2087. } else if (EOF !== c && '\t' !== c && '\n' !== c && '\r' !== c) {
  2088. this._query += percentEscapeQuery(c);
  2089. }
  2090. break;
  2091. case 'fragment':
  2092. if (EOF !== c && '\t' !== c && '\n' !== c && '\r' !== c) {
  2093. this._fragment += c;
  2094. }
  2095. break;
  2096. }
  2097. cursor++;
  2098. }
  2099. }
  2100. function clear() {
  2101. this._scheme = '';
  2102. this._schemeData = '';
  2103. this._username = '';
  2104. this._password = null;
  2105. this._host = '';
  2106. this._port = '';
  2107. this._path = [];
  2108. this._query = '';
  2109. this._fragment = '';
  2110. this._isInvalid = false;
  2111. this._isRelative = false;
  2112. }
  2113. function JURL(url, base) {
  2114. if (base !== undefined && !(base instanceof JURL)) {
  2115. base = new JURL(String(base));
  2116. }
  2117. this._url = url;
  2118. clear.call(this);
  2119. var input = url.replace(/^[ \t\r\n\f]+|[ \t\r\n\f]+$/g, '');
  2120. parse.call(this, input, null, base);
  2121. }
  2122. JURL.prototype = {
  2123. toString: function () {
  2124. return this.href;
  2125. },
  2126. get href() {
  2127. if (this._isInvalid) {
  2128. return this._url;
  2129. }
  2130. var authority = '';
  2131. if ('' !== this._username || null !== this._password) {
  2132. authority = this._username + (null !== this._password ? ':' + this._password : '') + '@';
  2133. }
  2134. return this.protocol + (this._isRelative ? '//' + authority + this.host : '') + this.pathname + this._query + this._fragment;
  2135. },
  2136. set href(href) {
  2137. clear.call(this);
  2138. parse.call(this, href);
  2139. },
  2140. get protocol() {
  2141. return this._scheme + ':';
  2142. },
  2143. set protocol(protocol) {
  2144. if (this._isInvalid) {
  2145. return;
  2146. }
  2147. parse.call(this, protocol + ':', 'scheme start');
  2148. },
  2149. get host() {
  2150. return this._isInvalid ? '' : this._port ? this._host + ':' + this._port : this._host;
  2151. },
  2152. set host(host) {
  2153. if (this._isInvalid || !this._isRelative) {
  2154. return;
  2155. }
  2156. parse.call(this, host, 'host');
  2157. },
  2158. get hostname() {
  2159. return this._host;
  2160. },
  2161. set hostname(hostname) {
  2162. if (this._isInvalid || !this._isRelative) {
  2163. return;
  2164. }
  2165. parse.call(this, hostname, 'hostname');
  2166. },
  2167. get port() {
  2168. return this._port;
  2169. },
  2170. set port(port) {
  2171. if (this._isInvalid || !this._isRelative) {
  2172. return;
  2173. }
  2174. parse.call(this, port, 'port');
  2175. },
  2176. get pathname() {
  2177. return this._isInvalid ? '' : this._isRelative ? '/' + this._path.join('/') : this._schemeData;
  2178. },
  2179. set pathname(pathname) {
  2180. if (this._isInvalid || !this._isRelative) {
  2181. return;
  2182. }
  2183. this._path = [];
  2184. parse.call(this, pathname, 'relative path start');
  2185. },
  2186. get search() {
  2187. return this._isInvalid || !this._query || this._query === '?' ? '' : this._query;
  2188. },
  2189. set search(search) {
  2190. if (this._isInvalid || !this._isRelative) {
  2191. return;
  2192. }
  2193. this._query = '?';
  2194. if (search[0] === '?') {
  2195. search = search.slice(1);
  2196. }
  2197. parse.call(this, search, 'query');
  2198. },
  2199. get hash() {
  2200. return this._isInvalid || !this._fragment || this._fragment === '#' ? '' : this._fragment;
  2201. },
  2202. set hash(hash) {
  2203. if (this._isInvalid) {
  2204. return;
  2205. }
  2206. this._fragment = '#';
  2207. if (hash[0] === '#') {
  2208. hash = hash.slice(1);
  2209. }
  2210. parse.call(this, hash, 'fragment');
  2211. },
  2212. get origin() {
  2213. var host;
  2214. if (this._isInvalid || !this._scheme) {
  2215. return '';
  2216. }
  2217. switch (this._scheme) {
  2218. case 'data':
  2219. case 'file':
  2220. case 'javascript':
  2221. case 'mailto':
  2222. return 'null';
  2223. }
  2224. host = this.host;
  2225. if (!host) {
  2226. return '';
  2227. }
  2228. return this._scheme + '://' + host;
  2229. }
  2230. };
  2231. var OriginalURL = scope.URL;
  2232. if (OriginalURL) {
  2233. JURL.createObjectURL = function (blob) {
  2234. return OriginalURL.createObjectURL.apply(OriginalURL, arguments);
  2235. };
  2236. JURL.revokeObjectURL = function (url) {
  2237. OriginalURL.revokeObjectURL(url);
  2238. };
  2239. }
  2240. scope.URL = JURL;
  2241. }(globalScope));
  2242. exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX;
  2243. exports.IDENTITY_MATRIX = IDENTITY_MATRIX;
  2244. exports.OPS = OPS;
  2245. exports.VERBOSITY_LEVELS = VERBOSITY_LEVELS;
  2246. exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES;
  2247. exports.AnnotationBorderStyleType = AnnotationBorderStyleType;
  2248. exports.AnnotationFieldFlag = AnnotationFieldFlag;
  2249. exports.AnnotationFlag = AnnotationFlag;
  2250. exports.AnnotationType = AnnotationType;
  2251. exports.FontType = FontType;
  2252. exports.ImageKind = ImageKind;
  2253. exports.CMapCompressionType = CMapCompressionType;
  2254. exports.InvalidPDFException = InvalidPDFException;
  2255. exports.MessageHandler = MessageHandler;
  2256. exports.MissingDataException = MissingDataException;
  2257. exports.MissingPDFException = MissingPDFException;
  2258. exports.NotImplementedException = NotImplementedException;
  2259. exports.PageViewport = PageViewport;
  2260. exports.PasswordException = PasswordException;
  2261. exports.PasswordResponses = PasswordResponses;
  2262. exports.StatTimer = StatTimer;
  2263. exports.StreamType = StreamType;
  2264. exports.TextRenderingMode = TextRenderingMode;
  2265. exports.UnexpectedResponseException = UnexpectedResponseException;
  2266. exports.UnknownErrorException = UnknownErrorException;
  2267. exports.Util = Util;
  2268. exports.XRefParseException = XRefParseException;
  2269. exports.arrayByteLength = arrayByteLength;
  2270. exports.arraysToBytes = arraysToBytes;
  2271. exports.assert = assert;
  2272. exports.bytesToString = bytesToString;
  2273. exports.createBlob = createBlob;
  2274. exports.createPromiseCapability = createPromiseCapability;
  2275. exports.createObjectURL = createObjectURL;
  2276. exports.deprecated = deprecated;
  2277. exports.error = error;
  2278. exports.getLookupTableFactory = getLookupTableFactory;
  2279. exports.getVerbosityLevel = getVerbosityLevel;
  2280. exports.globalScope = globalScope;
  2281. exports.info = info;
  2282. exports.isArray = isArray;
  2283. exports.isArrayBuffer = isArrayBuffer;
  2284. exports.isBool = isBool;
  2285. exports.isEmptyObj = isEmptyObj;
  2286. exports.isInt = isInt;
  2287. exports.isNum = isNum;
  2288. exports.isString = isString;
  2289. exports.isSpace = isSpace;
  2290. exports.isNodeJS = isNodeJS;
  2291. exports.isSameOrigin = isSameOrigin;
  2292. exports.createValidAbsoluteUrl = createValidAbsoluteUrl;
  2293. exports.isLittleEndian = isLittleEndian;
  2294. exports.isEvalSupported = isEvalSupported;
  2295. exports.loadJpegStream = loadJpegStream;
  2296. exports.log2 = log2;
  2297. exports.readInt8 = readInt8;
  2298. exports.readUint16 = readUint16;
  2299. exports.readUint32 = readUint32;
  2300. exports.removeNullCharacters = removeNullCharacters;
  2301. exports.setVerbosityLevel = setVerbosityLevel;
  2302. exports.shadow = shadow;
  2303. exports.string32 = string32;
  2304. exports.stringToBytes = stringToBytes;
  2305. exports.stringToPDFString = stringToPDFString;
  2306. exports.stringToUTF8String = stringToUTF8String;
  2307. exports.utf8StringToString = utf8StringToString;
  2308. exports.warn = warn;
  2309. /* WEBPACK VAR INJECTION */}.call(exports, __w_pdfjs_require__(9)))
  2310. /***/ }),
  2311. /* 1 */
  2312. /***/ (function(module, exports, __w_pdfjs_require__) {
  2313. "use strict";
  2314. var sharedUtil = __w_pdfjs_require__(0);
  2315. var assert = sharedUtil.assert;
  2316. var removeNullCharacters = sharedUtil.removeNullCharacters;
  2317. var warn = sharedUtil.warn;
  2318. var deprecated = sharedUtil.deprecated;
  2319. var createValidAbsoluteUrl = sharedUtil.createValidAbsoluteUrl;
  2320. var stringToBytes = sharedUtil.stringToBytes;
  2321. var CMapCompressionType = sharedUtil.CMapCompressionType;
  2322. var DEFAULT_LINK_REL = 'noopener noreferrer nofollow';
  2323. function DOMCanvasFactory() {
  2324. }
  2325. DOMCanvasFactory.prototype = {
  2326. create: function DOMCanvasFactory_create(width, height) {
  2327. assert(width > 0 && height > 0, 'invalid canvas size');
  2328. var canvas = document.createElement('canvas');
  2329. var context = canvas.getContext('2d');
  2330. canvas.width = width;
  2331. canvas.height = height;
  2332. return {
  2333. canvas: canvas,
  2334. context: context
  2335. };
  2336. },
  2337. reset: function DOMCanvasFactory_reset(canvasAndContextPair, width, height) {
  2338. assert(canvasAndContextPair.canvas, 'canvas is not specified');
  2339. assert(width > 0 && height > 0, 'invalid canvas size');
  2340. canvasAndContextPair.canvas.width = width;
  2341. canvasAndContextPair.canvas.height = height;
  2342. },
  2343. destroy: function DOMCanvasFactory_destroy(canvasAndContextPair) {
  2344. assert(canvasAndContextPair.canvas, 'canvas is not specified');
  2345. canvasAndContextPair.canvas.width = 0;
  2346. canvasAndContextPair.canvas.height = 0;
  2347. canvasAndContextPair.canvas = null;
  2348. canvasAndContextPair.context = null;
  2349. }
  2350. };
  2351. var DOMCMapReaderFactory = function DOMCMapReaderFactoryClosure() {
  2352. function DOMCMapReaderFactory(params) {
  2353. this.baseUrl = params.baseUrl || null;
  2354. this.isCompressed = params.isCompressed || false;
  2355. }
  2356. DOMCMapReaderFactory.prototype = {
  2357. fetch: function (params) {
  2358. if (!params.name) {
  2359. return Promise.reject(new Error('CMap name must be specified.'));
  2360. }
  2361. return new Promise(function (resolve, reject) {
  2362. var url = this.baseUrl + params.name;
  2363. var request = new XMLHttpRequest();
  2364. if (this.isCompressed) {
  2365. url += '.bcmap';
  2366. request.responseType = 'arraybuffer';
  2367. }
  2368. request.onreadystatechange = function () {
  2369. if (request.readyState === XMLHttpRequest.DONE && (request.status === 200 || request.status === 0)) {
  2370. var data;
  2371. if (this.isCompressed && request.response) {
  2372. data = new Uint8Array(request.response);
  2373. } else if (!this.isCompressed && request.responseText) {
  2374. data = stringToBytes(request.responseText);
  2375. }
  2376. if (data) {
  2377. resolve({
  2378. cMapData: data,
  2379. compressionType: this.isCompressed ? CMapCompressionType.BINARY : CMapCompressionType.NONE
  2380. });
  2381. return;
  2382. }
  2383. reject(new Error('Unable to load ' + (this.isCompressed ? 'binary' : '') + ' CMap at: ' + url));
  2384. }
  2385. }.bind(this);
  2386. request.open('GET', url, true);
  2387. request.send(null);
  2388. }.bind(this));
  2389. }
  2390. };
  2391. return DOMCMapReaderFactory;
  2392. }();
  2393. var CustomStyle = function CustomStyleClosure() {
  2394. var prefixes = [
  2395. 'ms',
  2396. 'Moz',
  2397. 'Webkit',
  2398. 'O'
  2399. ];
  2400. var _cache = Object.create(null);
  2401. function CustomStyle() {
  2402. }
  2403. CustomStyle.getProp = function get(propName, element) {
  2404. if (arguments.length === 1 && typeof _cache[propName] === 'string') {
  2405. return _cache[propName];
  2406. }
  2407. element = element || document.documentElement;
  2408. var style = element.style, prefixed, uPropName;
  2409. if (typeof style[propName] === 'string') {
  2410. return _cache[propName] = propName;
  2411. }
  2412. uPropName = propName.charAt(0).toUpperCase() + propName.slice(1);
  2413. for (var i = 0, l = prefixes.length; i < l; i++) {
  2414. prefixed = prefixes[i] + uPropName;
  2415. if (typeof style[prefixed] === 'string') {
  2416. return _cache[propName] = prefixed;
  2417. }
  2418. }
  2419. return _cache[propName] = 'undefined';
  2420. };
  2421. CustomStyle.setProp = function set(propName, element, str) {
  2422. var prop = this.getProp(propName);
  2423. if (prop !== 'undefined') {
  2424. element.style[prop] = str;
  2425. }
  2426. };
  2427. return CustomStyle;
  2428. }();
  2429. var hasCanvasTypedArrays;
  2430. hasCanvasTypedArrays = function hasCanvasTypedArrays() {
  2431. var canvas = document.createElement('canvas');
  2432. canvas.width = canvas.height = 1;
  2433. var ctx = canvas.getContext('2d');
  2434. var imageData = ctx.createImageData(1, 1);
  2435. return typeof imageData.data.buffer !== 'undefined';
  2436. };
  2437. var LinkTarget = {
  2438. NONE: 0,
  2439. SELF: 1,
  2440. BLANK: 2,
  2441. PARENT: 3,
  2442. TOP: 4
  2443. };
  2444. var LinkTargetStringMap = [
  2445. '',
  2446. '_self',
  2447. '_blank',
  2448. '_parent',
  2449. '_top'
  2450. ];
  2451. function addLinkAttributes(link, params) {
  2452. var url = params && params.url;
  2453. link.href = link.title = url ? removeNullCharacters(url) : '';
  2454. if (url) {
  2455. var target = params.target;
  2456. if (typeof target === 'undefined') {
  2457. target = getDefaultSetting('externalLinkTarget');
  2458. }
  2459. link.target = LinkTargetStringMap[target];
  2460. var rel = params.rel;
  2461. if (typeof rel === 'undefined') {
  2462. rel = getDefaultSetting('externalLinkRel');
  2463. }
  2464. link.rel = rel;
  2465. }
  2466. }
  2467. function getFilenameFromUrl(url) {
  2468. var anchor = url.indexOf('#');
  2469. var query = url.indexOf('?');
  2470. var end = Math.min(anchor > 0 ? anchor : url.length, query > 0 ? query : url.length);
  2471. return url.substring(url.lastIndexOf('/', end) + 1, end);
  2472. }
  2473. function getDefaultSetting(id) {
  2474. var globalSettings = sharedUtil.globalScope.PDFJS;
  2475. switch (id) {
  2476. case 'pdfBug':
  2477. return globalSettings ? globalSettings.pdfBug : false;
  2478. case 'disableAutoFetch':
  2479. return globalSettings ? globalSettings.disableAutoFetch : false;
  2480. case 'disableStream':
  2481. return globalSettings ? globalSettings.disableStream : false;
  2482. case 'disableRange':
  2483. return globalSettings ? globalSettings.disableRange : false;
  2484. case 'disableFontFace':
  2485. return globalSettings ? globalSettings.disableFontFace : false;
  2486. case 'disableCreateObjectURL':
  2487. return globalSettings ? globalSettings.disableCreateObjectURL : false;
  2488. case 'disableWebGL':
  2489. return globalSettings ? globalSettings.disableWebGL : true;
  2490. case 'cMapUrl':
  2491. return globalSettings ? globalSettings.cMapUrl : null;
  2492. case 'cMapPacked':
  2493. return globalSettings ? globalSettings.cMapPacked : false;
  2494. case 'postMessageTransfers':
  2495. return globalSettings ? globalSettings.postMessageTransfers : true;
  2496. case 'workerSrc':
  2497. return globalSettings ? globalSettings.workerSrc : null;
  2498. case 'disableWorker':
  2499. return globalSettings ? globalSettings.disableWorker : false;
  2500. case 'maxImageSize':
  2501. return globalSettings ? globalSettings.maxImageSize : -1;
  2502. case 'imageResourcesPath':
  2503. return globalSettings ? globalSettings.imageResourcesPath : '';
  2504. case 'isEvalSupported':
  2505. return globalSettings ? globalSettings.isEvalSupported : true;
  2506. case 'externalLinkTarget':
  2507. if (!globalSettings) {
  2508. return LinkTarget.NONE;
  2509. }
  2510. switch (globalSettings.externalLinkTarget) {
  2511. case LinkTarget.NONE:
  2512. case LinkTarget.SELF:
  2513. case LinkTarget.BLANK:
  2514. case LinkTarget.PARENT:
  2515. case LinkTarget.TOP:
  2516. return globalSettings.externalLinkTarget;
  2517. }
  2518. warn('PDFJS.externalLinkTarget is invalid: ' + globalSettings.externalLinkTarget);
  2519. globalSettings.externalLinkTarget = LinkTarget.NONE;
  2520. return LinkTarget.NONE;
  2521. case 'externalLinkRel':
  2522. return globalSettings ? globalSettings.externalLinkRel : DEFAULT_LINK_REL;
  2523. case 'enableStats':
  2524. return !!(globalSettings && globalSettings.enableStats);
  2525. default:
  2526. throw new Error('Unknown default setting: ' + id);
  2527. }
  2528. }
  2529. function isExternalLinkTargetSet() {
  2530. var externalLinkTarget = getDefaultSetting('externalLinkTarget');
  2531. switch (externalLinkTarget) {
  2532. case LinkTarget.NONE:
  2533. return false;
  2534. case LinkTarget.SELF:
  2535. case LinkTarget.BLANK:
  2536. case LinkTarget.PARENT:
  2537. case LinkTarget.TOP:
  2538. return true;
  2539. }
  2540. }
  2541. function isValidUrl(url, allowRelative) {
  2542. deprecated('isValidUrl(), please use createValidAbsoluteUrl() instead.');
  2543. var baseUrl = allowRelative ? 'http://example.com' : null;
  2544. return createValidAbsoluteUrl(url, baseUrl) !== null;
  2545. }
  2546. exports.CustomStyle = CustomStyle;
  2547. exports.addLinkAttributes = addLinkAttributes;
  2548. exports.isExternalLinkTargetSet = isExternalLinkTargetSet;
  2549. exports.isValidUrl = isValidUrl;
  2550. exports.getFilenameFromUrl = getFilenameFromUrl;
  2551. exports.LinkTarget = LinkTarget;
  2552. exports.hasCanvasTypedArrays = hasCanvasTypedArrays;
  2553. exports.getDefaultSetting = getDefaultSetting;
  2554. exports.DEFAULT_LINK_REL = DEFAULT_LINK_REL;
  2555. exports.DOMCanvasFactory = DOMCanvasFactory;
  2556. exports.DOMCMapReaderFactory = DOMCMapReaderFactory;
  2557. /***/ }),
  2558. /* 2 */
  2559. /***/ (function(module, exports, __w_pdfjs_require__) {
  2560. "use strict";
  2561. var sharedUtil = __w_pdfjs_require__(0);
  2562. var displayDOMUtils = __w_pdfjs_require__(1);
  2563. var AnnotationBorderStyleType = sharedUtil.AnnotationBorderStyleType;
  2564. var AnnotationType = sharedUtil.AnnotationType;
  2565. var stringToPDFString = sharedUtil.stringToPDFString;
  2566. var Util = sharedUtil.Util;
  2567. var addLinkAttributes = displayDOMUtils.addLinkAttributes;
  2568. var LinkTarget = displayDOMUtils.LinkTarget;
  2569. var getFilenameFromUrl = displayDOMUtils.getFilenameFromUrl;
  2570. var warn = sharedUtil.warn;
  2571. var CustomStyle = displayDOMUtils.CustomStyle;
  2572. var getDefaultSetting = displayDOMUtils.getDefaultSetting;
  2573. function AnnotationElementFactory() {
  2574. }
  2575. AnnotationElementFactory.prototype = {
  2576. create: function AnnotationElementFactory_create(parameters) {
  2577. var subtype = parameters.data.annotationType;
  2578. switch (subtype) {
  2579. case AnnotationType.LINK:
  2580. return new LinkAnnotationElement(parameters);
  2581. case AnnotationType.TEXT:
  2582. return new TextAnnotationElement(parameters);
  2583. case AnnotationType.WIDGET:
  2584. var fieldType = parameters.data.fieldType;
  2585. switch (fieldType) {
  2586. case 'Tx':
  2587. return new TextWidgetAnnotationElement(parameters);
  2588. case 'Btn':
  2589. if (parameters.data.radioButton) {
  2590. return new RadioButtonWidgetAnnotationElement(parameters);
  2591. } else if (parameters.data.checkBox) {
  2592. return new CheckboxWidgetAnnotationElement(parameters);
  2593. }
  2594. warn('Unimplemented button widget annotation: pushbutton');
  2595. break;
  2596. case 'Ch':
  2597. return new ChoiceWidgetAnnotationElement(parameters);
  2598. }
  2599. return new WidgetAnnotationElement(parameters);
  2600. case AnnotationType.POPUP:
  2601. return new PopupAnnotationElement(parameters);
  2602. case AnnotationType.HIGHLIGHT:
  2603. return new HighlightAnnotationElement(parameters);
  2604. case AnnotationType.UNDERLINE:
  2605. return new UnderlineAnnotationElement(parameters);
  2606. case AnnotationType.SQUIGGLY:
  2607. return new SquigglyAnnotationElement(parameters);
  2608. case AnnotationType.STRIKEOUT:
  2609. return new StrikeOutAnnotationElement(parameters);
  2610. case AnnotationType.FILEATTACHMENT:
  2611. return new FileAttachmentAnnotationElement(parameters);
  2612. default:
  2613. return new AnnotationElement(parameters);
  2614. }
  2615. }
  2616. };
  2617. var AnnotationElement = function AnnotationElementClosure() {
  2618. function AnnotationElement(parameters, isRenderable) {
  2619. this.isRenderable = isRenderable || false;
  2620. this.data = parameters.data;
  2621. this.layer = parameters.layer;
  2622. this.page = parameters.page;
  2623. this.viewport = parameters.viewport;
  2624. this.linkService = parameters.linkService;
  2625. this.downloadManager = parameters.downloadManager;
  2626. this.imageResourcesPath = parameters.imageResourcesPath;
  2627. this.renderInteractiveForms = parameters.renderInteractiveForms;
  2628. if (isRenderable) {
  2629. this.container = this._createContainer();
  2630. }
  2631. }
  2632. AnnotationElement.prototype = {
  2633. _createContainer: function AnnotationElement_createContainer() {
  2634. var data = this.data, page = this.page, viewport = this.viewport;
  2635. var container = document.createElement('section');
  2636. var width = data.rect[2] - data.rect[0];
  2637. var height = data.rect[3] - data.rect[1];
  2638. container.setAttribute('data-annotation-id', data.id);
  2639. var rect = Util.normalizeRect([
  2640. data.rect[0],
  2641. page.view[3] - data.rect[1] + page.view[1],
  2642. data.rect[2],
  2643. page.view[3] - data.rect[3] + page.view[1]
  2644. ]);
  2645. CustomStyle.setProp('transform', container, 'matrix(' + viewport.transform.join(',') + ')');
  2646. CustomStyle.setProp('transformOrigin', container, -rect[0] + 'px ' + -rect[1] + 'px');
  2647. if (data.borderStyle.width > 0) {
  2648. container.style.borderWidth = data.borderStyle.width + 'px';
  2649. if (data.borderStyle.style !== AnnotationBorderStyleType.UNDERLINE) {
  2650. width = width - 2 * data.borderStyle.width;
  2651. height = height - 2 * data.borderStyle.width;
  2652. }
  2653. var horizontalRadius = data.borderStyle.horizontalCornerRadius;
  2654. var verticalRadius = data.borderStyle.verticalCornerRadius;
  2655. if (horizontalRadius > 0 || verticalRadius > 0) {
  2656. var radius = horizontalRadius + 'px / ' + verticalRadius + 'px';
  2657. CustomStyle.setProp('borderRadius', container, radius);
  2658. }
  2659. switch (data.borderStyle.style) {
  2660. case AnnotationBorderStyleType.SOLID:
  2661. container.style.borderStyle = 'solid';
  2662. break;
  2663. case AnnotationBorderStyleType.DASHED:
  2664. container.style.borderStyle = 'dashed';
  2665. break;
  2666. case AnnotationBorderStyleType.BEVELED:
  2667. warn('Unimplemented border style: beveled');
  2668. break;
  2669. case AnnotationBorderStyleType.INSET:
  2670. warn('Unimplemented border style: inset');
  2671. break;
  2672. case AnnotationBorderStyleType.UNDERLINE:
  2673. container.style.borderBottomStyle = 'solid';
  2674. break;
  2675. default:
  2676. break;
  2677. }
  2678. if (data.color) {
  2679. container.style.borderColor = Util.makeCssRgb(data.color[0] | 0, data.color[1] | 0, data.color[2] | 0);
  2680. } else {
  2681. container.style.borderWidth = 0;
  2682. }
  2683. }
  2684. container.style.left = rect[0] + 'px';
  2685. container.style.top = rect[1] + 'px';
  2686. container.style.width = width + 'px';
  2687. container.style.height = height + 'px';
  2688. return container;
  2689. },
  2690. _createPopup: function AnnotationElement_createPopup(container, trigger, data) {
  2691. if (!trigger) {
  2692. trigger = document.createElement('div');
  2693. trigger.style.height = container.style.height;
  2694. trigger.style.width = container.style.width;
  2695. container.appendChild(trigger);
  2696. }
  2697. var popupElement = new PopupElement({
  2698. container: container,
  2699. trigger: trigger,
  2700. color: data.color,
  2701. title: data.title,
  2702. contents: data.contents,
  2703. hideWrapper: true
  2704. });
  2705. var popup = popupElement.render();
  2706. popup.style.left = container.style.width;
  2707. container.appendChild(popup);
  2708. },
  2709. render: function AnnotationElement_render() {
  2710. throw new Error('Abstract method AnnotationElement.render called');
  2711. }
  2712. };
  2713. return AnnotationElement;
  2714. }();
  2715. var LinkAnnotationElement = function LinkAnnotationElementClosure() {
  2716. function LinkAnnotationElement(parameters) {
  2717. AnnotationElement.call(this, parameters, true);
  2718. }
  2719. Util.inherit(LinkAnnotationElement, AnnotationElement, {
  2720. render: function LinkAnnotationElement_render() {
  2721. this.container.className = 'linkAnnotation';
  2722. var link = document.createElement('a');
  2723. addLinkAttributes(link, {
  2724. url: this.data.url,
  2725. target: this.data.newWindow ? LinkTarget.BLANK : undefined
  2726. });
  2727. if (!this.data.url) {
  2728. if (this.data.action) {
  2729. this._bindNamedAction(link, this.data.action);
  2730. } else {
  2731. this._bindLink(link, this.data.dest);
  2732. }
  2733. }
  2734. this.container.appendChild(link);
  2735. return this.container;
  2736. },
  2737. _bindLink: function LinkAnnotationElement_bindLink(link, destination) {
  2738. var self = this;
  2739. link.href = this.linkService.getDestinationHash(destination);
  2740. link.onclick = function () {
  2741. if (destination) {
  2742. self.linkService.navigateTo(destination);
  2743. }
  2744. return false;
  2745. };
  2746. if (destination) {
  2747. link.className = 'internalLink';
  2748. }
  2749. },
  2750. _bindNamedAction: function LinkAnnotationElement_bindNamedAction(link, action) {
  2751. var self = this;
  2752. link.href = this.linkService.getAnchorUrl('');
  2753. link.onclick = function () {
  2754. self.linkService.executeNamedAction(action);
  2755. return false;
  2756. };
  2757. link.className = 'internalLink';
  2758. }
  2759. });
  2760. return LinkAnnotationElement;
  2761. }();
  2762. var TextAnnotationElement = function TextAnnotationElementClosure() {
  2763. function TextAnnotationElement(parameters) {
  2764. var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
  2765. AnnotationElement.call(this, parameters, isRenderable);
  2766. }
  2767. Util.inherit(TextAnnotationElement, AnnotationElement, {
  2768. render: function TextAnnotationElement_render() {
  2769. this.container.className = 'textAnnotation';
  2770. var image = document.createElement('img');
  2771. image.style.height = this.container.style.height;
  2772. image.style.width = this.container.style.width;
  2773. image.src = this.imageResourcesPath + 'annotation-' + this.data.name.toLowerCase() + '.svg';
  2774. image.alt = '[{{type}} Annotation]';
  2775. image.dataset.l10nId = 'text_annotation_type';
  2776. image.dataset.l10nArgs = JSON.stringify({ type: this.data.name });
  2777. if (!this.data.hasPopup) {
  2778. this._createPopup(this.container, image, this.data);
  2779. }
  2780. this.container.appendChild(image);
  2781. return this.container;
  2782. }
  2783. });
  2784. return TextAnnotationElement;
  2785. }();
  2786. var WidgetAnnotationElement = function WidgetAnnotationElementClosure() {
  2787. function WidgetAnnotationElement(parameters, isRenderable) {
  2788. AnnotationElement.call(this, parameters, isRenderable);
  2789. }
  2790. Util.inherit(WidgetAnnotationElement, AnnotationElement, {
  2791. render: function WidgetAnnotationElement_render() {
  2792. return this.container;
  2793. }
  2794. });
  2795. return WidgetAnnotationElement;
  2796. }();
  2797. var TextWidgetAnnotationElement = function TextWidgetAnnotationElementClosure() {
  2798. var TEXT_ALIGNMENT = [
  2799. 'left',
  2800. 'center',
  2801. 'right'
  2802. ];
  2803. function TextWidgetAnnotationElement(parameters) {
  2804. var isRenderable = parameters.renderInteractiveForms || !parameters.data.hasAppearance && !!parameters.data.fieldValue;
  2805. WidgetAnnotationElement.call(this, parameters, isRenderable);
  2806. }
  2807. Util.inherit(TextWidgetAnnotationElement, WidgetAnnotationElement, {
  2808. render: function TextWidgetAnnotationElement_render() {
  2809. this.container.className = 'textWidgetAnnotation';
  2810. var element = null;
  2811. if (this.renderInteractiveForms) {
  2812. if (this.data.multiLine) {
  2813. element = document.createElement('textarea');
  2814. element.textContent = this.data.fieldValue;
  2815. } else {
  2816. element = document.createElement('input');
  2817. element.type = 'text';
  2818. element.setAttribute('value', this.data.fieldValue);
  2819. }
  2820. element.disabled = this.data.readOnly;
  2821. if (this.data.maxLen !== null) {
  2822. element.maxLength = this.data.maxLen;
  2823. }
  2824. if (this.data.comb) {
  2825. var fieldWidth = this.data.rect[2] - this.data.rect[0];
  2826. var combWidth = fieldWidth / this.data.maxLen;
  2827. element.classList.add('comb');
  2828. element.style.letterSpacing = 'calc(' + combWidth + 'px - 1ch)';
  2829. }
  2830. } else {
  2831. element = document.createElement('div');
  2832. element.textContent = this.data.fieldValue;
  2833. element.style.verticalAlign = 'middle';
  2834. element.style.display = 'table-cell';
  2835. var font = null;
  2836. if (this.data.fontRefName) {
  2837. font = this.page.commonObjs.getData(this.data.fontRefName);
  2838. }
  2839. this._setTextStyle(element, font);
  2840. }
  2841. if (this.data.textAlignment !== null) {
  2842. element.style.textAlign = TEXT_ALIGNMENT[this.data.textAlignment];
  2843. }
  2844. this.container.appendChild(element);
  2845. return this.container;
  2846. },
  2847. _setTextStyle: function TextWidgetAnnotationElement_setTextStyle(element, font) {
  2848. var style = element.style;
  2849. style.fontSize = this.data.fontSize + 'px';
  2850. style.direction = this.data.fontDirection < 0 ? 'rtl' : 'ltr';
  2851. if (!font) {
  2852. return;
  2853. }
  2854. style.fontWeight = font.black ? font.bold ? '900' : 'bold' : font.bold ? 'bold' : 'normal';
  2855. style.fontStyle = font.italic ? 'italic' : 'normal';
  2856. var fontFamily = font.loadedName ? '"' + font.loadedName + '", ' : '';
  2857. var fallbackName = font.fallbackName || 'Helvetica, sans-serif';
  2858. style.fontFamily = fontFamily + fallbackName;
  2859. }
  2860. });
  2861. return TextWidgetAnnotationElement;
  2862. }();
  2863. var CheckboxWidgetAnnotationElement = function CheckboxWidgetAnnotationElementClosure() {
  2864. function CheckboxWidgetAnnotationElement(parameters) {
  2865. WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms);
  2866. }
  2867. Util.inherit(CheckboxWidgetAnnotationElement, WidgetAnnotationElement, {
  2868. render: function CheckboxWidgetAnnotationElement_render() {
  2869. this.container.className = 'buttonWidgetAnnotation checkBox';
  2870. var element = document.createElement('input');
  2871. element.disabled = this.data.readOnly;
  2872. element.type = 'checkbox';
  2873. if (this.data.fieldValue && this.data.fieldValue !== 'Off') {
  2874. element.setAttribute('checked', true);
  2875. }
  2876. this.container.appendChild(element);
  2877. return this.container;
  2878. }
  2879. });
  2880. return CheckboxWidgetAnnotationElement;
  2881. }();
  2882. var RadioButtonWidgetAnnotationElement = function RadioButtonWidgetAnnotationElementClosure() {
  2883. function RadioButtonWidgetAnnotationElement(parameters) {
  2884. WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms);
  2885. }
  2886. Util.inherit(RadioButtonWidgetAnnotationElement, WidgetAnnotationElement, {
  2887. render: function RadioButtonWidgetAnnotationElement_render() {
  2888. this.container.className = 'buttonWidgetAnnotation radioButton';
  2889. var element = document.createElement('input');
  2890. element.disabled = this.data.readOnly;
  2891. element.type = 'radio';
  2892. element.name = this.data.fieldName;
  2893. if (this.data.fieldValue === this.data.buttonValue) {
  2894. element.setAttribute('checked', true);
  2895. }
  2896. this.container.appendChild(element);
  2897. return this.container;
  2898. }
  2899. });
  2900. return RadioButtonWidgetAnnotationElement;
  2901. }();
  2902. var ChoiceWidgetAnnotationElement = function ChoiceWidgetAnnotationElementClosure() {
  2903. function ChoiceWidgetAnnotationElement(parameters) {
  2904. WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms);
  2905. }
  2906. Util.inherit(ChoiceWidgetAnnotationElement, WidgetAnnotationElement, {
  2907. render: function ChoiceWidgetAnnotationElement_render() {
  2908. this.container.className = 'choiceWidgetAnnotation';
  2909. var selectElement = document.createElement('select');
  2910. selectElement.disabled = this.data.readOnly;
  2911. if (!this.data.combo) {
  2912. selectElement.size = this.data.options.length;
  2913. if (this.data.multiSelect) {
  2914. selectElement.multiple = true;
  2915. }
  2916. }
  2917. for (var i = 0, ii = this.data.options.length; i < ii; i++) {
  2918. var option = this.data.options[i];
  2919. var optionElement = document.createElement('option');
  2920. optionElement.textContent = option.displayValue;
  2921. optionElement.value = option.exportValue;
  2922. if (this.data.fieldValue.indexOf(option.displayValue) >= 0) {
  2923. optionElement.setAttribute('selected', true);
  2924. }
  2925. selectElement.appendChild(optionElement);
  2926. }
  2927. this.container.appendChild(selectElement);
  2928. return this.container;
  2929. }
  2930. });
  2931. return ChoiceWidgetAnnotationElement;
  2932. }();
  2933. var PopupAnnotationElement = function PopupAnnotationElementClosure() {
  2934. function PopupAnnotationElement(parameters) {
  2935. var isRenderable = !!(parameters.data.title || parameters.data.contents);
  2936. AnnotationElement.call(this, parameters, isRenderable);
  2937. }
  2938. Util.inherit(PopupAnnotationElement, AnnotationElement, {
  2939. render: function PopupAnnotationElement_render() {
  2940. this.container.className = 'popupAnnotation';
  2941. var selector = '[data-annotation-id="' + this.data.parentId + '"]';
  2942. var parentElement = this.layer.querySelector(selector);
  2943. if (!parentElement) {
  2944. return this.container;
  2945. }
  2946. var popup = new PopupElement({
  2947. container: this.container,
  2948. trigger: parentElement,
  2949. color: this.data.color,
  2950. title: this.data.title,
  2951. contents: this.data.contents
  2952. });
  2953. var parentLeft = parseFloat(parentElement.style.left);
  2954. var parentWidth = parseFloat(parentElement.style.width);
  2955. CustomStyle.setProp('transformOrigin', this.container, -(parentLeft + parentWidth) + 'px -' + parentElement.style.top);
  2956. this.container.style.left = parentLeft + parentWidth + 'px';
  2957. this.container.appendChild(popup.render());
  2958. return this.container;
  2959. }
  2960. });
  2961. return PopupAnnotationElement;
  2962. }();
  2963. var PopupElement = function PopupElementClosure() {
  2964. var BACKGROUND_ENLIGHT = 0.7;
  2965. function PopupElement(parameters) {
  2966. this.container = parameters.container;
  2967. this.trigger = parameters.trigger;
  2968. this.color = parameters.color;
  2969. this.title = parameters.title;
  2970. this.contents = parameters.contents;
  2971. this.hideWrapper = parameters.hideWrapper || false;
  2972. this.pinned = false;
  2973. }
  2974. PopupElement.prototype = {
  2975. render: function PopupElement_render() {
  2976. var wrapper = document.createElement('div');
  2977. wrapper.className = 'popupWrapper';
  2978. this.hideElement = this.hideWrapper ? wrapper : this.container;
  2979. this.hideElement.setAttribute('hidden', true);
  2980. var popup = document.createElement('div');
  2981. popup.className = 'popup';
  2982. var color = this.color;
  2983. if (color) {
  2984. var r = BACKGROUND_ENLIGHT * (255 - color[0]) + color[0];
  2985. var g = BACKGROUND_ENLIGHT * (255 - color[1]) + color[1];
  2986. var b = BACKGROUND_ENLIGHT * (255 - color[2]) + color[2];
  2987. popup.style.backgroundColor = Util.makeCssRgb(r | 0, g | 0, b | 0);
  2988. }
  2989. var contents = this._formatContents(this.contents);
  2990. var title = document.createElement('h1');
  2991. title.textContent = this.title;
  2992. this.trigger.addEventListener('click', this._toggle.bind(this));
  2993. this.trigger.addEventListener('mouseover', this._show.bind(this, false));
  2994. this.trigger.addEventListener('mouseout', this._hide.bind(this, false));
  2995. popup.addEventListener('click', this._hide.bind(this, true));
  2996. popup.appendChild(title);
  2997. popup.appendChild(contents);
  2998. wrapper.appendChild(popup);
  2999. return wrapper;
  3000. },
  3001. _formatContents: function PopupElement_formatContents(contents) {
  3002. var p = document.createElement('p');
  3003. var lines = contents.split(/(?:\r\n?|\n)/);
  3004. for (var i = 0, ii = lines.length; i < ii; ++i) {
  3005. var line = lines[i];
  3006. p.appendChild(document.createTextNode(line));
  3007. if (i < ii - 1) {
  3008. p.appendChild(document.createElement('br'));
  3009. }
  3010. }
  3011. return p;
  3012. },
  3013. _toggle: function PopupElement_toggle() {
  3014. if (this.pinned) {
  3015. this._hide(true);
  3016. } else {
  3017. this._show(true);
  3018. }
  3019. },
  3020. _show: function PopupElement_show(pin) {
  3021. if (pin) {
  3022. this.pinned = true;
  3023. }
  3024. if (this.hideElement.hasAttribute('hidden')) {
  3025. this.hideElement.removeAttribute('hidden');
  3026. this.container.style.zIndex += 1;
  3027. }
  3028. },
  3029. _hide: function PopupElement_hide(unpin) {
  3030. if (unpin) {
  3031. this.pinned = false;
  3032. }
  3033. if (!this.hideElement.hasAttribute('hidden') && !this.pinned) {
  3034. this.hideElement.setAttribute('hidden', true);
  3035. this.container.style.zIndex -= 1;
  3036. }
  3037. }
  3038. };
  3039. return PopupElement;
  3040. }();
  3041. var HighlightAnnotationElement = function HighlightAnnotationElementClosure() {
  3042. function HighlightAnnotationElement(parameters) {
  3043. var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
  3044. AnnotationElement.call(this, parameters, isRenderable);
  3045. }
  3046. Util.inherit(HighlightAnnotationElement, AnnotationElement, {
  3047. render: function HighlightAnnotationElement_render() {
  3048. this.container.className = 'highlightAnnotation';
  3049. if (!this.data.hasPopup) {
  3050. this._createPopup(this.container, null, this.data);
  3051. }
  3052. return this.container;
  3053. }
  3054. });
  3055. return HighlightAnnotationElement;
  3056. }();
  3057. var UnderlineAnnotationElement = function UnderlineAnnotationElementClosure() {
  3058. function UnderlineAnnotationElement(parameters) {
  3059. var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
  3060. AnnotationElement.call(this, parameters, isRenderable);
  3061. }
  3062. Util.inherit(UnderlineAnnotationElement, AnnotationElement, {
  3063. render: function UnderlineAnnotationElement_render() {
  3064. this.container.className = 'underlineAnnotation';
  3065. if (!this.data.hasPopup) {
  3066. this._createPopup(this.container, null, this.data);
  3067. }
  3068. return this.container;
  3069. }
  3070. });
  3071. return UnderlineAnnotationElement;
  3072. }();
  3073. var SquigglyAnnotationElement = function SquigglyAnnotationElementClosure() {
  3074. function SquigglyAnnotationElement(parameters) {
  3075. var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
  3076. AnnotationElement.call(this, parameters, isRenderable);
  3077. }
  3078. Util.inherit(SquigglyAnnotationElement, AnnotationElement, {
  3079. render: function SquigglyAnnotationElement_render() {
  3080. this.container.className = 'squigglyAnnotation';
  3081. if (!this.data.hasPopup) {
  3082. this._createPopup(this.container, null, this.data);
  3083. }
  3084. return this.container;
  3085. }
  3086. });
  3087. return SquigglyAnnotationElement;
  3088. }();
  3089. var StrikeOutAnnotationElement = function StrikeOutAnnotationElementClosure() {
  3090. function StrikeOutAnnotationElement(parameters) {
  3091. var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
  3092. AnnotationElement.call(this, parameters, isRenderable);
  3093. }
  3094. Util.inherit(StrikeOutAnnotationElement, AnnotationElement, {
  3095. render: function StrikeOutAnnotationElement_render() {
  3096. this.container.className = 'strikeoutAnnotation';
  3097. if (!this.data.hasPopup) {
  3098. this._createPopup(this.container, null, this.data);
  3099. }
  3100. return this.container;
  3101. }
  3102. });
  3103. return StrikeOutAnnotationElement;
  3104. }();
  3105. var FileAttachmentAnnotationElement = function FileAttachmentAnnotationElementClosure() {
  3106. function FileAttachmentAnnotationElement(parameters) {
  3107. AnnotationElement.call(this, parameters, true);
  3108. var file = this.data.file;
  3109. this.filename = getFilenameFromUrl(file.filename);
  3110. this.content = file.content;
  3111. this.linkService.onFileAttachmentAnnotation({
  3112. id: stringToPDFString(file.filename),
  3113. filename: file.filename,
  3114. content: file.content
  3115. });
  3116. }
  3117. Util.inherit(FileAttachmentAnnotationElement, AnnotationElement, {
  3118. render: function FileAttachmentAnnotationElement_render() {
  3119. this.container.className = 'fileAttachmentAnnotation';
  3120. var trigger = document.createElement('div');
  3121. trigger.style.height = this.container.style.height;
  3122. trigger.style.width = this.container.style.width;
  3123. trigger.addEventListener('dblclick', this._download.bind(this));
  3124. if (!this.data.hasPopup && (this.data.title || this.data.contents)) {
  3125. this._createPopup(this.container, trigger, this.data);
  3126. }
  3127. this.container.appendChild(trigger);
  3128. return this.container;
  3129. },
  3130. _download: function FileAttachmentAnnotationElement_download() {
  3131. if (!this.downloadManager) {
  3132. warn('Download cannot be started due to unavailable download manager');
  3133. return;
  3134. }
  3135. this.downloadManager.downloadData(this.content, this.filename, '');
  3136. }
  3137. });
  3138. return FileAttachmentAnnotationElement;
  3139. }();
  3140. var AnnotationLayer = function AnnotationLayerClosure() {
  3141. return {
  3142. render: function AnnotationLayer_render(parameters) {
  3143. var annotationElementFactory = new AnnotationElementFactory();
  3144. for (var i = 0, ii = parameters.annotations.length; i < ii; i++) {
  3145. var data = parameters.annotations[i];
  3146. if (!data) {
  3147. continue;
  3148. }
  3149. var element = annotationElementFactory.create({
  3150. data: data,
  3151. layer: parameters.div,
  3152. page: parameters.page,
  3153. viewport: parameters.viewport,
  3154. linkService: parameters.linkService,
  3155. downloadManager: parameters.downloadManager,
  3156. imageResourcesPath: parameters.imageResourcesPath || getDefaultSetting('imageResourcesPath'),
  3157. renderInteractiveForms: parameters.renderInteractiveForms || false
  3158. });
  3159. if (element.isRenderable) {
  3160. parameters.div.appendChild(element.render());
  3161. }
  3162. }
  3163. },
  3164. update: function AnnotationLayer_update(parameters) {
  3165. for (var i = 0, ii = parameters.annotations.length; i < ii; i++) {
  3166. var data = parameters.annotations[i];
  3167. var element = parameters.div.querySelector('[data-annotation-id="' + data.id + '"]');
  3168. if (element) {
  3169. CustomStyle.setProp('transform', element, 'matrix(' + parameters.viewport.transform.join(',') + ')');
  3170. }
  3171. }
  3172. parameters.div.removeAttribute('hidden');
  3173. }
  3174. };
  3175. }();
  3176. exports.AnnotationLayer = AnnotationLayer;
  3177. /***/ }),
  3178. /* 3 */
  3179. /***/ (function(module, exports, __w_pdfjs_require__) {
  3180. "use strict";
  3181. var sharedUtil = __w_pdfjs_require__(0);
  3182. var displayFontLoader = __w_pdfjs_require__(11);
  3183. var displayCanvas = __w_pdfjs_require__(10);
  3184. var displayMetadata = __w_pdfjs_require__(6);
  3185. var displayDOMUtils = __w_pdfjs_require__(1);
  3186. var amdRequire;
  3187. var InvalidPDFException = sharedUtil.InvalidPDFException;
  3188. var MessageHandler = sharedUtil.MessageHandler;
  3189. var MissingPDFException = sharedUtil.MissingPDFException;
  3190. var PageViewport = sharedUtil.PageViewport;
  3191. var PasswordException = sharedUtil.PasswordException;
  3192. var StatTimer = sharedUtil.StatTimer;
  3193. var UnexpectedResponseException = sharedUtil.UnexpectedResponseException;
  3194. var UnknownErrorException = sharedUtil.UnknownErrorException;
  3195. var Util = sharedUtil.Util;
  3196. var createPromiseCapability = sharedUtil.createPromiseCapability;
  3197. var error = sharedUtil.error;
  3198. var deprecated = sharedUtil.deprecated;
  3199. var getVerbosityLevel = sharedUtil.getVerbosityLevel;
  3200. var info = sharedUtil.info;
  3201. var isInt = sharedUtil.isInt;
  3202. var isArray = sharedUtil.isArray;
  3203. var isArrayBuffer = sharedUtil.isArrayBuffer;
  3204. var isSameOrigin = sharedUtil.isSameOrigin;
  3205. var loadJpegStream = sharedUtil.loadJpegStream;
  3206. var stringToBytes = sharedUtil.stringToBytes;
  3207. var globalScope = sharedUtil.globalScope;
  3208. var warn = sharedUtil.warn;
  3209. var FontFaceObject = displayFontLoader.FontFaceObject;
  3210. var FontLoader = displayFontLoader.FontLoader;
  3211. var CanvasGraphics = displayCanvas.CanvasGraphics;
  3212. var Metadata = displayMetadata.Metadata;
  3213. var getDefaultSetting = displayDOMUtils.getDefaultSetting;
  3214. var DOMCanvasFactory = displayDOMUtils.DOMCanvasFactory;
  3215. var DOMCMapReaderFactory = displayDOMUtils.DOMCMapReaderFactory;
  3216. var DEFAULT_RANGE_CHUNK_SIZE = 65536;
  3217. var isWorkerDisabled = false;
  3218. var workerSrc;
  3219. var isPostMessageTransfersDisabled = false;
  3220. var pdfjsFilePath = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : null;
  3221. var fakeWorkerFilesLoader = null;
  3222. var useRequireEnsure = false;
  3223. if (typeof __pdfjsdev_webpack__ === 'undefined') {
  3224. if (typeof window === 'undefined') {
  3225. isWorkerDisabled = true;
  3226. if (typeof require.ensure === 'undefined') {
  3227. require.ensure = require('node-ensure');
  3228. }
  3229. useRequireEnsure = true;
  3230. } else if (typeof require !== 'undefined' && typeof require.ensure === 'function') {
  3231. useRequireEnsure = true;
  3232. }
  3233. if (typeof requirejs !== 'undefined' && requirejs.toUrl) {
  3234. workerSrc = requirejs.toUrl('pdfjs-dist/build/pdf.worker.js');
  3235. }
  3236. var dynamicLoaderSupported = typeof requirejs !== 'undefined' && requirejs.load;
  3237. fakeWorkerFilesLoader = useRequireEnsure ? function (callback) {
  3238. require.ensure([], function () {
  3239. var worker = require('./pdf.worker.js');
  3240. callback(worker.WorkerMessageHandler);
  3241. });
  3242. } : dynamicLoaderSupported ? function (callback) {
  3243. requirejs(['pdfjs-dist/build/pdf.worker'], function (worker) {
  3244. callback(worker.WorkerMessageHandler);
  3245. });
  3246. } : null;
  3247. }
  3248. function getDocument(src, pdfDataRangeTransport, passwordCallback, progressCallback) {
  3249. var task = new PDFDocumentLoadingTask();
  3250. if (arguments.length > 1) {
  3251. deprecated('getDocument is called with pdfDataRangeTransport, ' + 'passwordCallback or progressCallback argument');
  3252. }
  3253. if (pdfDataRangeTransport) {
  3254. if (!(pdfDataRangeTransport instanceof PDFDataRangeTransport)) {
  3255. pdfDataRangeTransport = Object.create(pdfDataRangeTransport);
  3256. pdfDataRangeTransport.length = src.length;
  3257. pdfDataRangeTransport.initialData = src.initialData;
  3258. if (!pdfDataRangeTransport.abort) {
  3259. pdfDataRangeTransport.abort = function () {
  3260. };
  3261. }
  3262. }
  3263. src = Object.create(src);
  3264. src.range = pdfDataRangeTransport;
  3265. }
  3266. task.onPassword = passwordCallback || null;
  3267. task.onProgress = progressCallback || null;
  3268. var source;
  3269. if (typeof src === 'string') {
  3270. source = { url: src };
  3271. } else if (isArrayBuffer(src)) {
  3272. source = { data: src };
  3273. } else if (src instanceof PDFDataRangeTransport) {
  3274. source = { range: src };
  3275. } else {
  3276. if (typeof src !== 'object') {
  3277. error('Invalid parameter in getDocument, need either Uint8Array, ' + 'string or a parameter object');
  3278. }
  3279. if (!src.url && !src.data && !src.range) {
  3280. error('Invalid parameter object: need either .data, .range or .url');
  3281. }
  3282. source = src;
  3283. }
  3284. var params = {};
  3285. var rangeTransport = null;
  3286. var worker = null;
  3287. for (var key in source) {
  3288. if (key === 'url' && typeof window !== 'undefined') {
  3289. params[key] = new URL(source[key], window.location).href;
  3290. continue;
  3291. } else if (key === 'range') {
  3292. rangeTransport = source[key];
  3293. continue;
  3294. } else if (key === 'worker') {
  3295. worker = source[key];
  3296. continue;
  3297. } else if (key === 'data' && !(source[key] instanceof Uint8Array)) {
  3298. var pdfBytes = source[key];
  3299. if (typeof pdfBytes === 'string') {
  3300. params[key] = stringToBytes(pdfBytes);
  3301. } else if (typeof pdfBytes === 'object' && pdfBytes !== null && !isNaN(pdfBytes.length)) {
  3302. params[key] = new Uint8Array(pdfBytes);
  3303. } else if (isArrayBuffer(pdfBytes)) {
  3304. params[key] = new Uint8Array(pdfBytes);
  3305. } else {
  3306. error('Invalid PDF binary data: either typed array, string or ' + 'array-like object is expected in the data property.');
  3307. }
  3308. continue;
  3309. }
  3310. params[key] = source[key];
  3311. }
  3312. params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE;
  3313. params.disableNativeImageDecoder = params.disableNativeImageDecoder === true;
  3314. var CMapReaderFactory = params.CMapReaderFactory || DOMCMapReaderFactory;
  3315. if (!worker) {
  3316. worker = new PDFWorker();
  3317. task._worker = worker;
  3318. }
  3319. var docId = task.docId;
  3320. worker.promise.then(function () {
  3321. if (task.destroyed) {
  3322. throw new Error('Loading aborted');
  3323. }
  3324. return _fetchDocument(worker, params, rangeTransport, docId).then(function (workerId) {
  3325. if (task.destroyed) {
  3326. throw new Error('Loading aborted');
  3327. }
  3328. var messageHandler = new MessageHandler(docId, workerId, worker.port);
  3329. var transport = new WorkerTransport(messageHandler, task, rangeTransport, CMapReaderFactory);
  3330. task._transport = transport;
  3331. messageHandler.send('Ready', null);
  3332. });
  3333. }).catch(task._capability.reject);
  3334. return task;
  3335. }
  3336. function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
  3337. if (worker.destroyed) {
  3338. return Promise.reject(new Error('Worker was destroyed'));
  3339. }
  3340. source.disableAutoFetch = getDefaultSetting('disableAutoFetch');
  3341. source.disableStream = getDefaultSetting('disableStream');
  3342. source.chunkedViewerLoading = !!pdfDataRangeTransport;
  3343. if (pdfDataRangeTransport) {
  3344. source.length = pdfDataRangeTransport.length;
  3345. source.initialData = pdfDataRangeTransport.initialData;
  3346. }
  3347. return worker.messageHandler.sendWithPromise('GetDocRequest', {
  3348. docId: docId,
  3349. source: source,
  3350. disableRange: getDefaultSetting('disableRange'),
  3351. maxImageSize: getDefaultSetting('maxImageSize'),
  3352. disableFontFace: getDefaultSetting('disableFontFace'),
  3353. disableCreateObjectURL: getDefaultSetting('disableCreateObjectURL'),
  3354. postMessageTransfers: getDefaultSetting('postMessageTransfers') && !isPostMessageTransfersDisabled,
  3355. docBaseUrl: source.docBaseUrl,
  3356. disableNativeImageDecoder: source.disableNativeImageDecoder
  3357. }).then(function (workerId) {
  3358. if (worker.destroyed) {
  3359. throw new Error('Worker was destroyed');
  3360. }
  3361. return workerId;
  3362. });
  3363. }
  3364. var PDFDocumentLoadingTask = function PDFDocumentLoadingTaskClosure() {
  3365. var nextDocumentId = 0;
  3366. function PDFDocumentLoadingTask() {
  3367. this._capability = createPromiseCapability();
  3368. this._transport = null;
  3369. this._worker = null;
  3370. this.docId = 'd' + nextDocumentId++;
  3371. this.destroyed = false;
  3372. this.onPassword = null;
  3373. this.onProgress = null;
  3374. this.onUnsupportedFeature = null;
  3375. }
  3376. PDFDocumentLoadingTask.prototype = {
  3377. get promise() {
  3378. return this._capability.promise;
  3379. },
  3380. destroy: function () {
  3381. this.destroyed = true;
  3382. var transportDestroyed = !this._transport ? Promise.resolve() : this._transport.destroy();
  3383. return transportDestroyed.then(function () {
  3384. this._transport = null;
  3385. if (this._worker) {
  3386. this._worker.destroy();
  3387. this._worker = null;
  3388. }
  3389. }.bind(this));
  3390. },
  3391. then: function PDFDocumentLoadingTask_then(onFulfilled, onRejected) {
  3392. return this.promise.then.apply(this.promise, arguments);
  3393. }
  3394. };
  3395. return PDFDocumentLoadingTask;
  3396. }();
  3397. var PDFDataRangeTransport = function pdfDataRangeTransportClosure() {
  3398. function PDFDataRangeTransport(length, initialData) {
  3399. this.length = length;
  3400. this.initialData = initialData;
  3401. this._rangeListeners = [];
  3402. this._progressListeners = [];
  3403. this._progressiveReadListeners = [];
  3404. this._readyCapability = createPromiseCapability();
  3405. }
  3406. PDFDataRangeTransport.prototype = {
  3407. addRangeListener: function PDFDataRangeTransport_addRangeListener(listener) {
  3408. this._rangeListeners.push(listener);
  3409. },
  3410. addProgressListener: function PDFDataRangeTransport_addProgressListener(listener) {
  3411. this._progressListeners.push(listener);
  3412. },
  3413. addProgressiveReadListener: function PDFDataRangeTransport_addProgressiveReadListener(listener) {
  3414. this._progressiveReadListeners.push(listener);
  3415. },
  3416. onDataRange: function PDFDataRangeTransport_onDataRange(begin, chunk) {
  3417. var listeners = this._rangeListeners;
  3418. for (var i = 0, n = listeners.length; i < n; ++i) {
  3419. listeners[i](begin, chunk);
  3420. }
  3421. },
  3422. onDataProgress: function PDFDataRangeTransport_onDataProgress(loaded) {
  3423. this._readyCapability.promise.then(function () {
  3424. var listeners = this._progressListeners;
  3425. for (var i = 0, n = listeners.length; i < n; ++i) {
  3426. listeners[i](loaded);
  3427. }
  3428. }.bind(this));
  3429. },
  3430. onDataProgressiveRead: function PDFDataRangeTransport_onDataProgress(chunk) {
  3431. this._readyCapability.promise.then(function () {
  3432. var listeners = this._progressiveReadListeners;
  3433. for (var i = 0, n = listeners.length; i < n; ++i) {
  3434. listeners[i](chunk);
  3435. }
  3436. }.bind(this));
  3437. },
  3438. transportReady: function PDFDataRangeTransport_transportReady() {
  3439. this._readyCapability.resolve();
  3440. },
  3441. requestDataRange: function PDFDataRangeTransport_requestDataRange(begin, end) {
  3442. throw new Error('Abstract method PDFDataRangeTransport.requestDataRange');
  3443. },
  3444. abort: function PDFDataRangeTransport_abort() {
  3445. }
  3446. };
  3447. return PDFDataRangeTransport;
  3448. }();
  3449. var PDFDocumentProxy = function PDFDocumentProxyClosure() {
  3450. function PDFDocumentProxy(pdfInfo, transport, loadingTask) {
  3451. this.pdfInfo = pdfInfo;
  3452. this.transport = transport;
  3453. this.loadingTask = loadingTask;
  3454. }
  3455. PDFDocumentProxy.prototype = {
  3456. get numPages() {
  3457. return this.pdfInfo.numPages;
  3458. },
  3459. get fingerprint() {
  3460. return this.pdfInfo.fingerprint;
  3461. },
  3462. getPage: function PDFDocumentProxy_getPage(pageNumber) {
  3463. return this.transport.getPage(pageNumber);
  3464. },
  3465. getPageIndex: function PDFDocumentProxy_getPageIndex(ref) {
  3466. return this.transport.getPageIndex(ref);
  3467. },
  3468. getDestinations: function PDFDocumentProxy_getDestinations() {
  3469. return this.transport.getDestinations();
  3470. },
  3471. getDestination: function PDFDocumentProxy_getDestination(id) {
  3472. return this.transport.getDestination(id);
  3473. },
  3474. getPageLabels: function PDFDocumentProxy_getPageLabels() {
  3475. return this.transport.getPageLabels();
  3476. },
  3477. getAttachments: function PDFDocumentProxy_getAttachments() {
  3478. return this.transport.getAttachments();
  3479. },
  3480. getJavaScript: function PDFDocumentProxy_getJavaScript() {
  3481. return this.transport.getJavaScript();
  3482. },
  3483. getOutline: function PDFDocumentProxy_getOutline() {
  3484. return this.transport.getOutline();
  3485. },
  3486. getMetadata: function PDFDocumentProxy_getMetadata() {
  3487. return this.transport.getMetadata();
  3488. },
  3489. getData: function PDFDocumentProxy_getData() {
  3490. return this.transport.getData();
  3491. },
  3492. getDownloadInfo: function PDFDocumentProxy_getDownloadInfo() {
  3493. return this.transport.downloadInfoCapability.promise;
  3494. },
  3495. getStats: function PDFDocumentProxy_getStats() {
  3496. return this.transport.getStats();
  3497. },
  3498. cleanup: function PDFDocumentProxy_cleanup() {
  3499. this.transport.startCleanup();
  3500. },
  3501. destroy: function PDFDocumentProxy_destroy() {
  3502. return this.loadingTask.destroy();
  3503. }
  3504. };
  3505. return PDFDocumentProxy;
  3506. }();
  3507. var PDFPageProxy = function PDFPageProxyClosure() {
  3508. function PDFPageProxy(pageIndex, pageInfo, transport) {
  3509. this.pageIndex = pageIndex;
  3510. this.pageInfo = pageInfo;
  3511. this.transport = transport;
  3512. this.stats = new StatTimer();
  3513. this.stats.enabled = getDefaultSetting('enableStats');
  3514. this.commonObjs = transport.commonObjs;
  3515. this.objs = new PDFObjects();
  3516. this.cleanupAfterRender = false;
  3517. this.pendingCleanup = false;
  3518. this.intentStates = Object.create(null);
  3519. this.destroyed = false;
  3520. }
  3521. PDFPageProxy.prototype = {
  3522. get pageNumber() {
  3523. return this.pageIndex + 1;
  3524. },
  3525. get rotate() {
  3526. return this.pageInfo.rotate;
  3527. },
  3528. get ref() {
  3529. return this.pageInfo.ref;
  3530. },
  3531. get userUnit() {
  3532. return this.pageInfo.userUnit;
  3533. },
  3534. get view() {
  3535. return this.pageInfo.view;
  3536. },
  3537. getViewport: function PDFPageProxy_getViewport(scale, rotate) {
  3538. if (arguments.length < 2) {
  3539. rotate = this.rotate;
  3540. }
  3541. return new PageViewport(this.view, scale, rotate, 0, 0);
  3542. },
  3543. getAnnotations: function PDFPageProxy_getAnnotations(params) {
  3544. var intent = params && params.intent || null;
  3545. if (!this.annotationsPromise || this.annotationsIntent !== intent) {
  3546. this.annotationsPromise = this.transport.getAnnotations(this.pageIndex, intent);
  3547. this.annotationsIntent = intent;
  3548. }
  3549. return this.annotationsPromise;
  3550. },
  3551. render: function PDFPageProxy_render(params) {
  3552. var stats = this.stats;
  3553. stats.time('Overall');
  3554. this.pendingCleanup = false;
  3555. var renderingIntent = params.intent === 'print' ? 'print' : 'display';
  3556. var renderInteractiveForms = params.renderInteractiveForms === true ? true : false;
  3557. var canvasFactory = params.canvasFactory || new DOMCanvasFactory();
  3558. if (!this.intentStates[renderingIntent]) {
  3559. this.intentStates[renderingIntent] = Object.create(null);
  3560. }
  3561. var intentState = this.intentStates[renderingIntent];
  3562. if (!intentState.displayReadyCapability) {
  3563. intentState.receivingOperatorList = true;
  3564. intentState.displayReadyCapability = createPromiseCapability();
  3565. intentState.operatorList = {
  3566. fnArray: [],
  3567. argsArray: [],
  3568. lastChunk: false
  3569. };
  3570. this.stats.time('Page Request');
  3571. this.transport.messageHandler.send('RenderPageRequest', {
  3572. pageIndex: this.pageNumber - 1,
  3573. intent: renderingIntent,
  3574. renderInteractiveForms: renderInteractiveForms
  3575. });
  3576. }
  3577. var internalRenderTask = new InternalRenderTask(complete, params, this.objs, this.commonObjs, intentState.operatorList, this.pageNumber, canvasFactory);
  3578. internalRenderTask.useRequestAnimationFrame = renderingIntent !== 'print';
  3579. if (!intentState.renderTasks) {
  3580. intentState.renderTasks = [];
  3581. }
  3582. intentState.renderTasks.push(internalRenderTask);
  3583. var renderTask = internalRenderTask.task;
  3584. if (params.continueCallback) {
  3585. deprecated('render is used with continueCallback parameter');
  3586. renderTask.onContinue = params.continueCallback;
  3587. }
  3588. var self = this;
  3589. intentState.displayReadyCapability.promise.then(function pageDisplayReadyPromise(transparency) {
  3590. if (self.pendingCleanup) {
  3591. complete();
  3592. return;
  3593. }
  3594. stats.time('Rendering');
  3595. internalRenderTask.initializeGraphics(transparency);
  3596. internalRenderTask.operatorListChanged();
  3597. }, function pageDisplayReadPromiseError(reason) {
  3598. complete(reason);
  3599. });
  3600. function complete(error) {
  3601. var i = intentState.renderTasks.indexOf(internalRenderTask);
  3602. if (i >= 0) {
  3603. intentState.renderTasks.splice(i, 1);
  3604. }
  3605. if (self.cleanupAfterRender) {
  3606. self.pendingCleanup = true;
  3607. }
  3608. self._tryCleanup();
  3609. if (error) {
  3610. internalRenderTask.capability.reject(error);
  3611. } else {
  3612. internalRenderTask.capability.resolve();
  3613. }
  3614. stats.timeEnd('Rendering');
  3615. stats.timeEnd('Overall');
  3616. }
  3617. return renderTask;
  3618. },
  3619. getOperatorList: function PDFPageProxy_getOperatorList() {
  3620. function operatorListChanged() {
  3621. if (intentState.operatorList.lastChunk) {
  3622. intentState.opListReadCapability.resolve(intentState.operatorList);
  3623. var i = intentState.renderTasks.indexOf(opListTask);
  3624. if (i >= 0) {
  3625. intentState.renderTasks.splice(i, 1);
  3626. }
  3627. }
  3628. }
  3629. var renderingIntent = 'oplist';
  3630. if (!this.intentStates[renderingIntent]) {
  3631. this.intentStates[renderingIntent] = Object.create(null);
  3632. }
  3633. var intentState = this.intentStates[renderingIntent];
  3634. var opListTask;
  3635. if (!intentState.opListReadCapability) {
  3636. opListTask = {};
  3637. opListTask.operatorListChanged = operatorListChanged;
  3638. intentState.receivingOperatorList = true;
  3639. intentState.opListReadCapability = createPromiseCapability();
  3640. intentState.renderTasks = [];
  3641. intentState.renderTasks.push(opListTask);
  3642. intentState.operatorList = {
  3643. fnArray: [],
  3644. argsArray: [],
  3645. lastChunk: false
  3646. };
  3647. this.transport.messageHandler.send('RenderPageRequest', {
  3648. pageIndex: this.pageIndex,
  3649. intent: renderingIntent
  3650. });
  3651. }
  3652. return intentState.opListReadCapability.promise;
  3653. },
  3654. getTextContent: function PDFPageProxy_getTextContent(params) {
  3655. return this.transport.messageHandler.sendWithPromise('GetTextContent', {
  3656. pageIndex: this.pageNumber - 1,
  3657. normalizeWhitespace: params && params.normalizeWhitespace === true ? true : false,
  3658. combineTextItems: params && params.disableCombineTextItems === true ? false : true
  3659. });
  3660. },
  3661. _destroy: function PDFPageProxy_destroy() {
  3662. this.destroyed = true;
  3663. this.transport.pageCache[this.pageIndex] = null;
  3664. var waitOn = [];
  3665. Object.keys(this.intentStates).forEach(function (intent) {
  3666. if (intent === 'oplist') {
  3667. return;
  3668. }
  3669. var intentState = this.intentStates[intent];
  3670. intentState.renderTasks.forEach(function (renderTask) {
  3671. var renderCompleted = renderTask.capability.promise.catch(function () {
  3672. });
  3673. waitOn.push(renderCompleted);
  3674. renderTask.cancel();
  3675. });
  3676. }, this);
  3677. this.objs.clear();
  3678. this.annotationsPromise = null;
  3679. this.pendingCleanup = false;
  3680. return Promise.all(waitOn);
  3681. },
  3682. destroy: function () {
  3683. deprecated('page destroy method, use cleanup() instead');
  3684. this.cleanup();
  3685. },
  3686. cleanup: function PDFPageProxy_cleanup() {
  3687. this.pendingCleanup = true;
  3688. this._tryCleanup();
  3689. },
  3690. _tryCleanup: function PDFPageProxy_tryCleanup() {
  3691. if (!this.pendingCleanup || Object.keys(this.intentStates).some(function (intent) {
  3692. var intentState = this.intentStates[intent];
  3693. return intentState.renderTasks.length !== 0 || intentState.receivingOperatorList;
  3694. }, this)) {
  3695. return;
  3696. }
  3697. Object.keys(this.intentStates).forEach(function (intent) {
  3698. delete this.intentStates[intent];
  3699. }, this);
  3700. this.objs.clear();
  3701. this.annotationsPromise = null;
  3702. this.pendingCleanup = false;
  3703. },
  3704. _startRenderPage: function PDFPageProxy_startRenderPage(transparency, intent) {
  3705. var intentState = this.intentStates[intent];
  3706. if (intentState.displayReadyCapability) {
  3707. intentState.displayReadyCapability.resolve(transparency);
  3708. }
  3709. },
  3710. _renderPageChunk: function PDFPageProxy_renderPageChunk(operatorListChunk, intent) {
  3711. var intentState = this.intentStates[intent];
  3712. var i, ii;
  3713. for (i = 0, ii = operatorListChunk.length; i < ii; i++) {
  3714. intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]);
  3715. intentState.operatorList.argsArray.push(operatorListChunk.argsArray[i]);
  3716. }
  3717. intentState.operatorList.lastChunk = operatorListChunk.lastChunk;
  3718. for (i = 0; i < intentState.renderTasks.length; i++) {
  3719. intentState.renderTasks[i].operatorListChanged();
  3720. }
  3721. if (operatorListChunk.lastChunk) {
  3722. intentState.receivingOperatorList = false;
  3723. this._tryCleanup();
  3724. }
  3725. }
  3726. };
  3727. return PDFPageProxy;
  3728. }();
  3729. var PDFWorker = function PDFWorkerClosure() {
  3730. var nextFakeWorkerId = 0;
  3731. function getWorkerSrc() {
  3732. if (typeof workerSrc !== 'undefined') {
  3733. return workerSrc;
  3734. }
  3735. if (getDefaultSetting('workerSrc')) {
  3736. return getDefaultSetting('workerSrc');
  3737. }
  3738. if (pdfjsFilePath) {
  3739. return pdfjsFilePath.replace(/\.js$/i, '.worker.js');
  3740. }
  3741. error('No PDFJS.workerSrc specified');
  3742. }
  3743. var fakeWorkerFilesLoadedCapability;
  3744. function setupFakeWorkerGlobal() {
  3745. var WorkerMessageHandler;
  3746. if (fakeWorkerFilesLoadedCapability) {
  3747. return fakeWorkerFilesLoadedCapability.promise;
  3748. }
  3749. fakeWorkerFilesLoadedCapability = createPromiseCapability();
  3750. var loader = fakeWorkerFilesLoader || function (callback) {
  3751. Util.loadScript(getWorkerSrc(), function () {
  3752. callback(window.pdfjsDistBuildPdfWorker.WorkerMessageHandler);
  3753. });
  3754. };
  3755. loader(fakeWorkerFilesLoadedCapability.resolve);
  3756. return fakeWorkerFilesLoadedCapability.promise;
  3757. }
  3758. function FakeWorkerPort(defer) {
  3759. this._listeners = [];
  3760. this._defer = defer;
  3761. this._deferred = Promise.resolve(undefined);
  3762. }
  3763. FakeWorkerPort.prototype = {
  3764. postMessage: function (obj, transfers) {
  3765. function cloneValue(value) {
  3766. if (typeof value !== 'object' || value === null) {
  3767. return value;
  3768. }
  3769. if (cloned.has(value)) {
  3770. return cloned.get(value);
  3771. }
  3772. var result;
  3773. var buffer;
  3774. if ((buffer = value.buffer) && isArrayBuffer(buffer)) {
  3775. var transferable = transfers && transfers.indexOf(buffer) >= 0;
  3776. if (value === buffer) {
  3777. result = value;
  3778. } else if (transferable) {
  3779. result = new value.constructor(buffer, value.byteOffset, value.byteLength);
  3780. } else {
  3781. result = new value.constructor(value);
  3782. }
  3783. cloned.set(value, result);
  3784. return result;
  3785. }
  3786. result = isArray(value) ? [] : {};
  3787. cloned.set(value, result);
  3788. for (var i in value) {
  3789. var desc, p = value;
  3790. while (!(desc = Object.getOwnPropertyDescriptor(p, i))) {
  3791. p = Object.getPrototypeOf(p);
  3792. }
  3793. if (typeof desc.value === 'undefined' || typeof desc.value === 'function') {
  3794. continue;
  3795. }
  3796. result[i] = cloneValue(desc.value);
  3797. }
  3798. return result;
  3799. }
  3800. if (!this._defer) {
  3801. this._listeners.forEach(function (listener) {
  3802. listener.call(this, { data: obj });
  3803. }, this);
  3804. return;
  3805. }
  3806. var cloned = new WeakMap();
  3807. var e = { data: cloneValue(obj) };
  3808. this._deferred.then(function () {
  3809. this._listeners.forEach(function (listener) {
  3810. listener.call(this, e);
  3811. }, this);
  3812. }.bind(this));
  3813. },
  3814. addEventListener: function (name, listener) {
  3815. this._listeners.push(listener);
  3816. },
  3817. removeEventListener: function (name, listener) {
  3818. var i = this._listeners.indexOf(listener);
  3819. this._listeners.splice(i, 1);
  3820. },
  3821. terminate: function () {
  3822. this._listeners = [];
  3823. }
  3824. };
  3825. function createCDNWrapper(url) {
  3826. var wrapper = 'importScripts(\'' + url + '\');';
  3827. return URL.createObjectURL(new Blob([wrapper]));
  3828. }
  3829. function PDFWorker(name) {
  3830. this.name = name;
  3831. this.destroyed = false;
  3832. this._readyCapability = createPromiseCapability();
  3833. this._port = null;
  3834. this._webWorker = null;
  3835. this._messageHandler = null;
  3836. this._initialize();
  3837. }
  3838. PDFWorker.prototype = {
  3839. get promise() {
  3840. return this._readyCapability.promise;
  3841. },
  3842. get port() {
  3843. return this._port;
  3844. },
  3845. get messageHandler() {
  3846. return this._messageHandler;
  3847. },
  3848. _initialize: function PDFWorker_initialize() {
  3849. if (!isWorkerDisabled && !getDefaultSetting('disableWorker') && typeof Worker !== 'undefined') {
  3850. var workerSrc = getWorkerSrc();
  3851. try {
  3852. if (!isSameOrigin(window.location.href, workerSrc)) {
  3853. workerSrc = createCDNWrapper(new URL(workerSrc, window.location).href);
  3854. }
  3855. var worker = new Worker(workerSrc);
  3856. var messageHandler = new MessageHandler('main', 'worker', worker);
  3857. var terminateEarly = function () {
  3858. worker.removeEventListener('error', onWorkerError);
  3859. messageHandler.destroy();
  3860. worker.terminate();
  3861. if (this.destroyed) {
  3862. this._readyCapability.reject(new Error('Worker was destroyed'));
  3863. } else {
  3864. this._setupFakeWorker();
  3865. }
  3866. }.bind(this);
  3867. var onWorkerError = function (event) {
  3868. if (!this._webWorker) {
  3869. terminateEarly();
  3870. }
  3871. }.bind(this);
  3872. worker.addEventListener('error', onWorkerError);
  3873. messageHandler.on('test', function PDFWorker_test(data) {
  3874. worker.removeEventListener('error', onWorkerError);
  3875. if (this.destroyed) {
  3876. terminateEarly();
  3877. return;
  3878. }
  3879. var supportTypedArray = data && data.supportTypedArray;
  3880. if (supportTypedArray) {
  3881. this._messageHandler = messageHandler;
  3882. this._port = worker;
  3883. this._webWorker = worker;
  3884. if (!data.supportTransfers) {
  3885. isPostMessageTransfersDisabled = true;
  3886. }
  3887. this._readyCapability.resolve();
  3888. messageHandler.send('configure', { verbosity: getVerbosityLevel() });
  3889. } else {
  3890. this._setupFakeWorker();
  3891. messageHandler.destroy();
  3892. worker.terminate();
  3893. }
  3894. }.bind(this));
  3895. messageHandler.on('console_log', function (data) {
  3896. console.log.apply(console, data);
  3897. });
  3898. messageHandler.on('console_error', function (data) {
  3899. console.error.apply(console, data);
  3900. });
  3901. messageHandler.on('ready', function (data) {
  3902. worker.removeEventListener('error', onWorkerError);
  3903. if (this.destroyed) {
  3904. terminateEarly();
  3905. return;
  3906. }
  3907. try {
  3908. sendTest();
  3909. } catch (e) {
  3910. this._setupFakeWorker();
  3911. }
  3912. }.bind(this));
  3913. var sendTest = function () {
  3914. var postMessageTransfers = getDefaultSetting('postMessageTransfers') && !isPostMessageTransfersDisabled;
  3915. var testObj = new Uint8Array([postMessageTransfers ? 255 : 0]);
  3916. try {
  3917. messageHandler.send('test', testObj, [testObj.buffer]);
  3918. } catch (ex) {
  3919. info('Cannot use postMessage transfers');
  3920. testObj[0] = 0;
  3921. messageHandler.send('test', testObj);
  3922. }
  3923. };
  3924. sendTest();
  3925. return;
  3926. } catch (e) {
  3927. info('The worker has been disabled.');
  3928. }
  3929. }
  3930. this._setupFakeWorker();
  3931. },
  3932. _setupFakeWorker: function PDFWorker_setupFakeWorker() {
  3933. if (!isWorkerDisabled && !getDefaultSetting('disableWorker')) {
  3934. warn('Setting up fake worker.');
  3935. isWorkerDisabled = true;
  3936. }
  3937. setupFakeWorkerGlobal().then(function (WorkerMessageHandler) {
  3938. if (this.destroyed) {
  3939. this._readyCapability.reject(new Error('Worker was destroyed'));
  3940. return;
  3941. }
  3942. var isTypedArraysPresent = Uint8Array !== Float32Array;
  3943. var port = new FakeWorkerPort(isTypedArraysPresent);
  3944. this._port = port;
  3945. var id = 'fake' + nextFakeWorkerId++;
  3946. var workerHandler = new MessageHandler(id + '_worker', id, port);
  3947. WorkerMessageHandler.setup(workerHandler, port);
  3948. var messageHandler = new MessageHandler(id, id + '_worker', port);
  3949. this._messageHandler = messageHandler;
  3950. this._readyCapability.resolve();
  3951. }.bind(this));
  3952. },
  3953. destroy: function PDFWorker_destroy() {
  3954. this.destroyed = true;
  3955. if (this._webWorker) {
  3956. this._webWorker.terminate();
  3957. this._webWorker = null;
  3958. }
  3959. this._port = null;
  3960. if (this._messageHandler) {
  3961. this._messageHandler.destroy();
  3962. this._messageHandler = null;
  3963. }
  3964. }
  3965. };
  3966. return PDFWorker;
  3967. }();
  3968. var WorkerTransport = function WorkerTransportClosure() {
  3969. function WorkerTransport(messageHandler, loadingTask, pdfDataRangeTransport, CMapReaderFactory) {
  3970. this.messageHandler = messageHandler;
  3971. this.loadingTask = loadingTask;
  3972. this.pdfDataRangeTransport = pdfDataRangeTransport;
  3973. this.commonObjs = new PDFObjects();
  3974. this.fontLoader = new FontLoader(loadingTask.docId);
  3975. this.CMapReaderFactory = new CMapReaderFactory({
  3976. baseUrl: getDefaultSetting('cMapUrl'),
  3977. isCompressed: getDefaultSetting('cMapPacked')
  3978. });
  3979. this.destroyed = false;
  3980. this.destroyCapability = null;
  3981. this._passwordCapability = null;
  3982. this.pageCache = [];
  3983. this.pagePromises = [];
  3984. this.downloadInfoCapability = createPromiseCapability();
  3985. this.setupMessageHandler();
  3986. }
  3987. WorkerTransport.prototype = {
  3988. destroy: function WorkerTransport_destroy() {
  3989. if (this.destroyCapability) {
  3990. return this.destroyCapability.promise;
  3991. }
  3992. this.destroyed = true;
  3993. this.destroyCapability = createPromiseCapability();
  3994. if (this._passwordCapability) {
  3995. this._passwordCapability.reject(new Error('Worker was destroyed during onPassword callback'));
  3996. }
  3997. var waitOn = [];
  3998. this.pageCache.forEach(function (page) {
  3999. if (page) {
  4000. waitOn.push(page._destroy());
  4001. }
  4002. });
  4003. this.pageCache = [];
  4004. this.pagePromises = [];
  4005. var self = this;
  4006. var terminated = this.messageHandler.sendWithPromise('Terminate', null);
  4007. waitOn.push(terminated);
  4008. Promise.all(waitOn).then(function () {
  4009. self.fontLoader.clear();
  4010. if (self.pdfDataRangeTransport) {
  4011. self.pdfDataRangeTransport.abort();
  4012. self.pdfDataRangeTransport = null;
  4013. }
  4014. if (self.messageHandler) {
  4015. self.messageHandler.destroy();
  4016. self.messageHandler = null;
  4017. }
  4018. self.destroyCapability.resolve();
  4019. }, this.destroyCapability.reject);
  4020. return this.destroyCapability.promise;
  4021. },
  4022. setupMessageHandler: function WorkerTransport_setupMessageHandler() {
  4023. var messageHandler = this.messageHandler;
  4024. var loadingTask = this.loadingTask;
  4025. var pdfDataRangeTransport = this.pdfDataRangeTransport;
  4026. if (pdfDataRangeTransport) {
  4027. pdfDataRangeTransport.addRangeListener(function (begin, chunk) {
  4028. messageHandler.send('OnDataRange', {
  4029. begin: begin,
  4030. chunk: chunk
  4031. });
  4032. });
  4033. pdfDataRangeTransport.addProgressListener(function (loaded) {
  4034. messageHandler.send('OnDataProgress', { loaded: loaded });
  4035. });
  4036. pdfDataRangeTransport.addProgressiveReadListener(function (chunk) {
  4037. messageHandler.send('OnDataRange', { chunk: chunk });
  4038. });
  4039. messageHandler.on('RequestDataRange', function transportDataRange(data) {
  4040. pdfDataRangeTransport.requestDataRange(data.begin, data.end);
  4041. }, this);
  4042. }
  4043. messageHandler.on('GetDoc', function transportDoc(data) {
  4044. var pdfInfo = data.pdfInfo;
  4045. this.numPages = data.pdfInfo.numPages;
  4046. var loadingTask = this.loadingTask;
  4047. var pdfDocument = new PDFDocumentProxy(pdfInfo, this, loadingTask);
  4048. this.pdfDocument = pdfDocument;
  4049. loadingTask._capability.resolve(pdfDocument);
  4050. }, this);
  4051. messageHandler.on('PasswordRequest', function transportPasswordRequest(exception) {
  4052. this._passwordCapability = createPromiseCapability();
  4053. if (loadingTask.onPassword) {
  4054. var updatePassword = function (password) {
  4055. this._passwordCapability.resolve({ password: password });
  4056. }.bind(this);
  4057. loadingTask.onPassword(updatePassword, exception.code);
  4058. } else {
  4059. this._passwordCapability.reject(new PasswordException(exception.message, exception.code));
  4060. }
  4061. return this._passwordCapability.promise;
  4062. }, this);
  4063. messageHandler.on('PasswordException', function transportPasswordException(exception) {
  4064. loadingTask._capability.reject(new PasswordException(exception.message, exception.code));
  4065. }, this);
  4066. messageHandler.on('InvalidPDF', function transportInvalidPDF(exception) {
  4067. this.loadingTask._capability.reject(new InvalidPDFException(exception.message));
  4068. }, this);
  4069. messageHandler.on('MissingPDF', function transportMissingPDF(exception) {
  4070. this.loadingTask._capability.reject(new MissingPDFException(exception.message));
  4071. }, this);
  4072. messageHandler.on('UnexpectedResponse', function transportUnexpectedResponse(exception) {
  4073. this.loadingTask._capability.reject(new UnexpectedResponseException(exception.message, exception.status));
  4074. }, this);
  4075. messageHandler.on('UnknownError', function transportUnknownError(exception) {
  4076. this.loadingTask._capability.reject(new UnknownErrorException(exception.message, exception.details));
  4077. }, this);
  4078. messageHandler.on('DataLoaded', function transportPage(data) {
  4079. this.downloadInfoCapability.resolve(data);
  4080. }, this);
  4081. messageHandler.on('PDFManagerReady', function transportPage(data) {
  4082. if (this.pdfDataRangeTransport) {
  4083. this.pdfDataRangeTransport.transportReady();
  4084. }
  4085. }, this);
  4086. messageHandler.on('StartRenderPage', function transportRender(data) {
  4087. if (this.destroyed) {
  4088. return;
  4089. }
  4090. var page = this.pageCache[data.pageIndex];
  4091. page.stats.timeEnd('Page Request');
  4092. page._startRenderPage(data.transparency, data.intent);
  4093. }, this);
  4094. messageHandler.on('RenderPageChunk', function transportRender(data) {
  4095. if (this.destroyed) {
  4096. return;
  4097. }
  4098. var page = this.pageCache[data.pageIndex];
  4099. page._renderPageChunk(data.operatorList, data.intent);
  4100. }, this);
  4101. messageHandler.on('commonobj', function transportObj(data) {
  4102. if (this.destroyed) {
  4103. return;
  4104. }
  4105. var id = data[0];
  4106. var type = data[1];
  4107. if (this.commonObjs.hasData(id)) {
  4108. return;
  4109. }
  4110. switch (type) {
  4111. case 'Font':
  4112. var exportedData = data[2];
  4113. if ('error' in exportedData) {
  4114. var exportedError = exportedData.error;
  4115. warn('Error during font loading: ' + exportedError);
  4116. this.commonObjs.resolve(id, exportedError);
  4117. break;
  4118. }
  4119. var fontRegistry = null;
  4120. if (getDefaultSetting('pdfBug') && globalScope.FontInspector && globalScope['FontInspector'].enabled) {
  4121. fontRegistry = {
  4122. registerFont: function (font, url) {
  4123. globalScope['FontInspector'].fontAdded(font, url);
  4124. }
  4125. };
  4126. }
  4127. var font = new FontFaceObject(exportedData, {
  4128. isEvalSuported: getDefaultSetting('isEvalSupported'),
  4129. disableFontFace: getDefaultSetting('disableFontFace'),
  4130. fontRegistry: fontRegistry
  4131. });
  4132. this.fontLoader.bind([font], function fontReady(fontObjs) {
  4133. this.commonObjs.resolve(id, font);
  4134. }.bind(this));
  4135. break;
  4136. case 'FontPath':
  4137. this.commonObjs.resolve(id, data[2]);
  4138. break;
  4139. default:
  4140. error('Got unknown common object type ' + type);
  4141. }
  4142. }, this);
  4143. messageHandler.on('obj', function transportObj(data) {
  4144. if (this.destroyed) {
  4145. return;
  4146. }
  4147. var id = data[0];
  4148. var pageIndex = data[1];
  4149. var type = data[2];
  4150. var pageProxy = this.pageCache[pageIndex];
  4151. var imageData;
  4152. if (pageProxy.objs.hasData(id)) {
  4153. return;
  4154. }
  4155. switch (type) {
  4156. case 'JpegStream':
  4157. imageData = data[3];
  4158. loadJpegStream(id, imageData, pageProxy.objs);
  4159. break;
  4160. case 'Image':
  4161. imageData = data[3];
  4162. pageProxy.objs.resolve(id, imageData);
  4163. var MAX_IMAGE_SIZE_TO_STORE = 8000000;
  4164. if (imageData && 'data' in imageData && imageData.data.length > MAX_IMAGE_SIZE_TO_STORE) {
  4165. pageProxy.cleanupAfterRender = true;
  4166. }
  4167. break;
  4168. default:
  4169. error('Got unknown object type ' + type);
  4170. }
  4171. }, this);
  4172. messageHandler.on('DocProgress', function transportDocProgress(data) {
  4173. if (this.destroyed) {
  4174. return;
  4175. }
  4176. var loadingTask = this.loadingTask;
  4177. if (loadingTask.onProgress) {
  4178. loadingTask.onProgress({
  4179. loaded: data.loaded,
  4180. total: data.total
  4181. });
  4182. }
  4183. }, this);
  4184. messageHandler.on('PageError', function transportError(data) {
  4185. if (this.destroyed) {
  4186. return;
  4187. }
  4188. var page = this.pageCache[data.pageNum - 1];
  4189. var intentState = page.intentStates[data.intent];
  4190. if (intentState.displayReadyCapability) {
  4191. intentState.displayReadyCapability.reject(data.error);
  4192. } else {
  4193. error(data.error);
  4194. }
  4195. if (intentState.operatorList) {
  4196. intentState.operatorList.lastChunk = true;
  4197. for (var i = 0; i < intentState.renderTasks.length; i++) {
  4198. intentState.renderTasks[i].operatorListChanged();
  4199. }
  4200. }
  4201. }, this);
  4202. messageHandler.on('UnsupportedFeature', function transportUnsupportedFeature(data) {
  4203. if (this.destroyed) {
  4204. return;
  4205. }
  4206. var featureId = data.featureId;
  4207. var loadingTask = this.loadingTask;
  4208. if (loadingTask.onUnsupportedFeature) {
  4209. loadingTask.onUnsupportedFeature(featureId);
  4210. }
  4211. _UnsupportedManager.notify(featureId);
  4212. }, this);
  4213. messageHandler.on('JpegDecode', function (data) {
  4214. if (this.destroyed) {
  4215. return Promise.reject(new Error('Worker was destroyed'));
  4216. }
  4217. if (typeof document === 'undefined') {
  4218. return Promise.reject(new Error('"document" is not defined.'));
  4219. }
  4220. var imageUrl = data[0];
  4221. var components = data[1];
  4222. if (components !== 3 && components !== 1) {
  4223. return Promise.reject(new Error('Only 3 components or 1 component can be returned'));
  4224. }
  4225. return new Promise(function (resolve, reject) {
  4226. var img = new Image();
  4227. img.onload = function () {
  4228. var width = img.width;
  4229. var height = img.height;
  4230. var size = width * height;
  4231. var rgbaLength = size * 4;
  4232. var buf = new Uint8Array(size * components);
  4233. var tmpCanvas = document.createElement('canvas');
  4234. tmpCanvas.width = width;
  4235. tmpCanvas.height = height;
  4236. var tmpCtx = tmpCanvas.getContext('2d');
  4237. tmpCtx.drawImage(img, 0, 0);
  4238. var data = tmpCtx.getImageData(0, 0, width, height).data;
  4239. var i, j;
  4240. if (components === 3) {
  4241. for (i = 0, j = 0; i < rgbaLength; i += 4, j += 3) {
  4242. buf[j] = data[i];
  4243. buf[j + 1] = data[i + 1];
  4244. buf[j + 2] = data[i + 2];
  4245. }
  4246. } else if (components === 1) {
  4247. for (i = 0, j = 0; i < rgbaLength; i += 4, j++) {
  4248. buf[j] = data[i];
  4249. }
  4250. }
  4251. resolve({
  4252. data: buf,
  4253. width: width,
  4254. height: height
  4255. });
  4256. };
  4257. img.onerror = function () {
  4258. reject(new Error('JpegDecode failed to load image'));
  4259. };
  4260. img.src = imageUrl;
  4261. });
  4262. }, this);
  4263. messageHandler.on('FetchBuiltInCMap', function (data) {
  4264. if (this.destroyed) {
  4265. return Promise.reject(new Error('Worker was destroyed'));
  4266. }
  4267. return this.CMapReaderFactory.fetch({ name: data.name });
  4268. }, this);
  4269. },
  4270. getData: function WorkerTransport_getData() {
  4271. return this.messageHandler.sendWithPromise('GetData', null);
  4272. },
  4273. getPage: function WorkerTransport_getPage(pageNumber, capability) {
  4274. if (!isInt(pageNumber) || pageNumber <= 0 || pageNumber > this.numPages) {
  4275. return Promise.reject(new Error('Invalid page request'));
  4276. }
  4277. var pageIndex = pageNumber - 1;
  4278. if (pageIndex in this.pagePromises) {
  4279. return this.pagePromises[pageIndex];
  4280. }
  4281. var promise = this.messageHandler.sendWithPromise('GetPage', { pageIndex: pageIndex }).then(function (pageInfo) {
  4282. if (this.destroyed) {
  4283. throw new Error('Transport destroyed');
  4284. }
  4285. var page = new PDFPageProxy(pageIndex, pageInfo, this);
  4286. this.pageCache[pageIndex] = page;
  4287. return page;
  4288. }.bind(this));
  4289. this.pagePromises[pageIndex] = promise;
  4290. return promise;
  4291. },
  4292. getPageIndex: function WorkerTransport_getPageIndexByRef(ref) {
  4293. return this.messageHandler.sendWithPromise('GetPageIndex', { ref: ref }).catch(function (reason) {
  4294. return Promise.reject(new Error(reason));
  4295. });
  4296. },
  4297. getAnnotations: function WorkerTransport_getAnnotations(pageIndex, intent) {
  4298. return this.messageHandler.sendWithPromise('GetAnnotations', {
  4299. pageIndex: pageIndex,
  4300. intent: intent
  4301. });
  4302. },
  4303. getDestinations: function WorkerTransport_getDestinations() {
  4304. return this.messageHandler.sendWithPromise('GetDestinations', null);
  4305. },
  4306. getDestination: function WorkerTransport_getDestination(id) {
  4307. return this.messageHandler.sendWithPromise('GetDestination', { id: id });
  4308. },
  4309. getPageLabels: function WorkerTransport_getPageLabels() {
  4310. return this.messageHandler.sendWithPromise('GetPageLabels', null);
  4311. },
  4312. getAttachments: function WorkerTransport_getAttachments() {
  4313. return this.messageHandler.sendWithPromise('GetAttachments', null);
  4314. },
  4315. getJavaScript: function WorkerTransport_getJavaScript() {
  4316. return this.messageHandler.sendWithPromise('GetJavaScript', null);
  4317. },
  4318. getOutline: function WorkerTransport_getOutline() {
  4319. return this.messageHandler.sendWithPromise('GetOutline', null);
  4320. },
  4321. getMetadata: function WorkerTransport_getMetadata() {
  4322. return this.messageHandler.sendWithPromise('GetMetadata', null).then(function transportMetadata(results) {
  4323. return {
  4324. info: results[0],
  4325. metadata: results[1] ? new Metadata(results[1]) : null
  4326. };
  4327. });
  4328. },
  4329. getStats: function WorkerTransport_getStats() {
  4330. return this.messageHandler.sendWithPromise('GetStats', null);
  4331. },
  4332. startCleanup: function WorkerTransport_startCleanup() {
  4333. this.messageHandler.sendWithPromise('Cleanup', null).then(function endCleanup() {
  4334. for (var i = 0, ii = this.pageCache.length; i < ii; i++) {
  4335. var page = this.pageCache[i];
  4336. if (page) {
  4337. page.cleanup();
  4338. }
  4339. }
  4340. this.commonObjs.clear();
  4341. this.fontLoader.clear();
  4342. }.bind(this));
  4343. }
  4344. };
  4345. return WorkerTransport;
  4346. }();
  4347. var PDFObjects = function PDFObjectsClosure() {
  4348. function PDFObjects() {
  4349. this.objs = Object.create(null);
  4350. }
  4351. PDFObjects.prototype = {
  4352. ensureObj: function PDFObjects_ensureObj(objId) {
  4353. if (this.objs[objId]) {
  4354. return this.objs[objId];
  4355. }
  4356. var obj = {
  4357. capability: createPromiseCapability(),
  4358. data: null,
  4359. resolved: false
  4360. };
  4361. this.objs[objId] = obj;
  4362. return obj;
  4363. },
  4364. get: function PDFObjects_get(objId, callback) {
  4365. if (callback) {
  4366. this.ensureObj(objId).capability.promise.then(callback);
  4367. return null;
  4368. }
  4369. var obj = this.objs[objId];
  4370. if (!obj || !obj.resolved) {
  4371. error('Requesting object that isn\'t resolved yet ' + objId);
  4372. }
  4373. return obj.data;
  4374. },
  4375. resolve: function PDFObjects_resolve(objId, data) {
  4376. var obj = this.ensureObj(objId);
  4377. obj.resolved = true;
  4378. obj.data = data;
  4379. obj.capability.resolve(data);
  4380. },
  4381. isResolved: function PDFObjects_isResolved(objId) {
  4382. var objs = this.objs;
  4383. if (!objs[objId]) {
  4384. return false;
  4385. }
  4386. return objs[objId].resolved;
  4387. },
  4388. hasData: function PDFObjects_hasData(objId) {
  4389. return this.isResolved(objId);
  4390. },
  4391. getData: function PDFObjects_getData(objId) {
  4392. var objs = this.objs;
  4393. if (!objs[objId] || !objs[objId].resolved) {
  4394. return null;
  4395. }
  4396. return objs[objId].data;
  4397. },
  4398. clear: function PDFObjects_clear() {
  4399. this.objs = Object.create(null);
  4400. }
  4401. };
  4402. return PDFObjects;
  4403. }();
  4404. var RenderTask = function RenderTaskClosure() {
  4405. function RenderTask(internalRenderTask) {
  4406. this._internalRenderTask = internalRenderTask;
  4407. this.onContinue = null;
  4408. }
  4409. RenderTask.prototype = {
  4410. get promise() {
  4411. return this._internalRenderTask.capability.promise;
  4412. },
  4413. cancel: function RenderTask_cancel() {
  4414. this._internalRenderTask.cancel();
  4415. },
  4416. then: function RenderTask_then(onFulfilled, onRejected) {
  4417. return this.promise.then.apply(this.promise, arguments);
  4418. }
  4419. };
  4420. return RenderTask;
  4421. }();
  4422. var InternalRenderTask = function InternalRenderTaskClosure() {
  4423. function InternalRenderTask(callback, params, objs, commonObjs, operatorList, pageNumber, canvasFactory) {
  4424. this.callback = callback;
  4425. this.params = params;
  4426. this.objs = objs;
  4427. this.commonObjs = commonObjs;
  4428. this.operatorListIdx = null;
  4429. this.operatorList = operatorList;
  4430. this.pageNumber = pageNumber;
  4431. this.canvasFactory = canvasFactory;
  4432. this.running = false;
  4433. this.graphicsReadyCallback = null;
  4434. this.graphicsReady = false;
  4435. this.useRequestAnimationFrame = false;
  4436. this.cancelled = false;
  4437. this.capability = createPromiseCapability();
  4438. this.task = new RenderTask(this);
  4439. this._continueBound = this._continue.bind(this);
  4440. this._scheduleNextBound = this._scheduleNext.bind(this);
  4441. this._nextBound = this._next.bind(this);
  4442. }
  4443. InternalRenderTask.prototype = {
  4444. initializeGraphics: function InternalRenderTask_initializeGraphics(transparency) {
  4445. if (this.cancelled) {
  4446. return;
  4447. }
  4448. if (getDefaultSetting('pdfBug') && globalScope.StepperManager && globalScope.StepperManager.enabled) {
  4449. this.stepper = globalScope.StepperManager.create(this.pageNumber - 1);
  4450. this.stepper.init(this.operatorList);
  4451. this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint();
  4452. }
  4453. var params = this.params;
  4454. this.gfx = new CanvasGraphics(params.canvasContext, this.commonObjs, this.objs, this.canvasFactory, params.imageLayer);
  4455. this.gfx.beginDrawing(params.transform, params.viewport, transparency);
  4456. this.operatorListIdx = 0;
  4457. this.graphicsReady = true;
  4458. if (this.graphicsReadyCallback) {
  4459. this.graphicsReadyCallback();
  4460. }
  4461. },
  4462. cancel: function InternalRenderTask_cancel() {
  4463. this.running = false;
  4464. this.cancelled = true;
  4465. this.callback('cancelled');
  4466. },
  4467. operatorListChanged: function InternalRenderTask_operatorListChanged() {
  4468. if (!this.graphicsReady) {
  4469. if (!this.graphicsReadyCallback) {
  4470. this.graphicsReadyCallback = this._continueBound;
  4471. }
  4472. return;
  4473. }
  4474. if (this.stepper) {
  4475. this.stepper.updateOperatorList(this.operatorList);
  4476. }
  4477. if (this.running) {
  4478. return;
  4479. }
  4480. this._continue();
  4481. },
  4482. _continue: function InternalRenderTask__continue() {
  4483. this.running = true;
  4484. if (this.cancelled) {
  4485. return;
  4486. }
  4487. if (this.task.onContinue) {
  4488. this.task.onContinue(this._scheduleNextBound);
  4489. } else {
  4490. this._scheduleNext();
  4491. }
  4492. },
  4493. _scheduleNext: function InternalRenderTask__scheduleNext() {
  4494. if (this.useRequestAnimationFrame && typeof window !== 'undefined') {
  4495. window.requestAnimationFrame(this._nextBound);
  4496. } else {
  4497. Promise.resolve(undefined).then(this._nextBound);
  4498. }
  4499. },
  4500. _next: function InternalRenderTask__next() {
  4501. if (this.cancelled) {
  4502. return;
  4503. }
  4504. this.operatorListIdx = this.gfx.executeOperatorList(this.operatorList, this.operatorListIdx, this._continueBound, this.stepper);
  4505. if (this.operatorListIdx === this.operatorList.argsArray.length) {
  4506. this.running = false;
  4507. if (this.operatorList.lastChunk) {
  4508. this.gfx.endDrawing();
  4509. this.callback();
  4510. }
  4511. }
  4512. }
  4513. };
  4514. return InternalRenderTask;
  4515. }();
  4516. var _UnsupportedManager = function UnsupportedManagerClosure() {
  4517. var listeners = [];
  4518. return {
  4519. listen: function (cb) {
  4520. deprecated('Global UnsupportedManager.listen is used: ' + ' use PDFDocumentLoadingTask.onUnsupportedFeature instead');
  4521. listeners.push(cb);
  4522. },
  4523. notify: function (featureId) {
  4524. for (var i = 0, ii = listeners.length; i < ii; i++) {
  4525. listeners[i](featureId);
  4526. }
  4527. }
  4528. };
  4529. }();
  4530. exports.version = '1.7.312';
  4531. exports.build = 'cada411a';
  4532. exports.getDocument = getDocument;
  4533. exports.PDFDataRangeTransport = PDFDataRangeTransport;
  4534. exports.PDFWorker = PDFWorker;
  4535. exports.PDFDocumentProxy = PDFDocumentProxy;
  4536. exports.PDFPageProxy = PDFPageProxy;
  4537. exports._UnsupportedManager = _UnsupportedManager;
  4538. /***/ }),
  4539. /* 4 */
  4540. /***/ (function(module, exports, __w_pdfjs_require__) {
  4541. "use strict";
  4542. var sharedUtil = __w_pdfjs_require__(0);
  4543. var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX;
  4544. var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX;
  4545. var ImageKind = sharedUtil.ImageKind;
  4546. var OPS = sharedUtil.OPS;
  4547. var Util = sharedUtil.Util;
  4548. var isNum = sharedUtil.isNum;
  4549. var isArray = sharedUtil.isArray;
  4550. var warn = sharedUtil.warn;
  4551. var createObjectURL = sharedUtil.createObjectURL;
  4552. var SVG_DEFAULTS = {
  4553. fontStyle: 'normal',
  4554. fontWeight: 'normal',
  4555. fillColor: '#000000'
  4556. };
  4557. var convertImgDataToPng = function convertImgDataToPngClosure() {
  4558. var PNG_HEADER = new Uint8Array([
  4559. 0x89,
  4560. 0x50,
  4561. 0x4e,
  4562. 0x47,
  4563. 0x0d,
  4564. 0x0a,
  4565. 0x1a,
  4566. 0x0a
  4567. ]);
  4568. var CHUNK_WRAPPER_SIZE = 12;
  4569. var crcTable = new Int32Array(256);
  4570. for (var i = 0; i < 256; i++) {
  4571. var c = i;
  4572. for (var h = 0; h < 8; h++) {
  4573. if (c & 1) {
  4574. c = 0xedB88320 ^ c >> 1 & 0x7fffffff;
  4575. } else {
  4576. c = c >> 1 & 0x7fffffff;
  4577. }
  4578. }
  4579. crcTable[i] = c;
  4580. }
  4581. function crc32(data, start, end) {
  4582. var crc = -1;
  4583. for (var i = start; i < end; i++) {
  4584. var a = (crc ^ data[i]) & 0xff;
  4585. var b = crcTable[a];
  4586. crc = crc >>> 8 ^ b;
  4587. }
  4588. return crc ^ -1;
  4589. }
  4590. function writePngChunk(type, body, data, offset) {
  4591. var p = offset;
  4592. var len = body.length;
  4593. data[p] = len >> 24 & 0xff;
  4594. data[p + 1] = len >> 16 & 0xff;
  4595. data[p + 2] = len >> 8 & 0xff;
  4596. data[p + 3] = len & 0xff;
  4597. p += 4;
  4598. data[p] = type.charCodeAt(0) & 0xff;
  4599. data[p + 1] = type.charCodeAt(1) & 0xff;
  4600. data[p + 2] = type.charCodeAt(2) & 0xff;
  4601. data[p + 3] = type.charCodeAt(3) & 0xff;
  4602. p += 4;
  4603. data.set(body, p);
  4604. p += body.length;
  4605. var crc = crc32(data, offset + 4, p);
  4606. data[p] = crc >> 24 & 0xff;
  4607. data[p + 1] = crc >> 16 & 0xff;
  4608. data[p + 2] = crc >> 8 & 0xff;
  4609. data[p + 3] = crc & 0xff;
  4610. }
  4611. function adler32(data, start, end) {
  4612. var a = 1;
  4613. var b = 0;
  4614. for (var i = start; i < end; ++i) {
  4615. a = (a + (data[i] & 0xff)) % 65521;
  4616. b = (b + a) % 65521;
  4617. }
  4618. return b << 16 | a;
  4619. }
  4620. function encode(imgData, kind, forceDataSchema) {
  4621. var width = imgData.width;
  4622. var height = imgData.height;
  4623. var bitDepth, colorType, lineSize;
  4624. var bytes = imgData.data;
  4625. switch (kind) {
  4626. case ImageKind.GRAYSCALE_1BPP:
  4627. colorType = 0;
  4628. bitDepth = 1;
  4629. lineSize = width + 7 >> 3;
  4630. break;
  4631. case ImageKind.RGB_24BPP:
  4632. colorType = 2;
  4633. bitDepth = 8;
  4634. lineSize = width * 3;
  4635. break;
  4636. case ImageKind.RGBA_32BPP:
  4637. colorType = 6;
  4638. bitDepth = 8;
  4639. lineSize = width * 4;
  4640. break;
  4641. default:
  4642. throw new Error('invalid format');
  4643. }
  4644. var literals = new Uint8Array((1 + lineSize) * height);
  4645. var offsetLiterals = 0, offsetBytes = 0;
  4646. var y, i;
  4647. for (y = 0; y < height; ++y) {
  4648. literals[offsetLiterals++] = 0;
  4649. literals.set(bytes.subarray(offsetBytes, offsetBytes + lineSize), offsetLiterals);
  4650. offsetBytes += lineSize;
  4651. offsetLiterals += lineSize;
  4652. }
  4653. if (kind === ImageKind.GRAYSCALE_1BPP) {
  4654. offsetLiterals = 0;
  4655. for (y = 0; y < height; y++) {
  4656. offsetLiterals++;
  4657. for (i = 0; i < lineSize; i++) {
  4658. literals[offsetLiterals++] ^= 0xFF;
  4659. }
  4660. }
  4661. }
  4662. var ihdr = new Uint8Array([
  4663. width >> 24 & 0xff,
  4664. width >> 16 & 0xff,
  4665. width >> 8 & 0xff,
  4666. width & 0xff,
  4667. height >> 24 & 0xff,
  4668. height >> 16 & 0xff,
  4669. height >> 8 & 0xff,
  4670. height & 0xff,
  4671. bitDepth,
  4672. colorType,
  4673. 0x00,
  4674. 0x00,
  4675. 0x00
  4676. ]);
  4677. var len = literals.length;
  4678. var maxBlockLength = 0xFFFF;
  4679. var deflateBlocks = Math.ceil(len / maxBlockLength);
  4680. var idat = new Uint8Array(2 + len + deflateBlocks * 5 + 4);
  4681. var pi = 0;
  4682. idat[pi++] = 0x78;
  4683. idat[pi++] = 0x9c;
  4684. var pos = 0;
  4685. while (len > maxBlockLength) {
  4686. idat[pi++] = 0x00;
  4687. idat[pi++] = 0xff;
  4688. idat[pi++] = 0xff;
  4689. idat[pi++] = 0x00;
  4690. idat[pi++] = 0x00;
  4691. idat.set(literals.subarray(pos, pos + maxBlockLength), pi);
  4692. pi += maxBlockLength;
  4693. pos += maxBlockLength;
  4694. len -= maxBlockLength;
  4695. }
  4696. idat[pi++] = 0x01;
  4697. idat[pi++] = len & 0xff;
  4698. idat[pi++] = len >> 8 & 0xff;
  4699. idat[pi++] = ~len & 0xffff & 0xff;
  4700. idat[pi++] = (~len & 0xffff) >> 8 & 0xff;
  4701. idat.set(literals.subarray(pos), pi);
  4702. pi += literals.length - pos;
  4703. var adler = adler32(literals, 0, literals.length);
  4704. idat[pi++] = adler >> 24 & 0xff;
  4705. idat[pi++] = adler >> 16 & 0xff;
  4706. idat[pi++] = adler >> 8 & 0xff;
  4707. idat[pi++] = adler & 0xff;
  4708. var pngLength = PNG_HEADER.length + CHUNK_WRAPPER_SIZE * 3 + ihdr.length + idat.length;
  4709. var data = new Uint8Array(pngLength);
  4710. var offset = 0;
  4711. data.set(PNG_HEADER, offset);
  4712. offset += PNG_HEADER.length;
  4713. writePngChunk('IHDR', ihdr, data, offset);
  4714. offset += CHUNK_WRAPPER_SIZE + ihdr.length;
  4715. writePngChunk('IDATA', idat, data, offset);
  4716. offset += CHUNK_WRAPPER_SIZE + idat.length;
  4717. writePngChunk('IEND', new Uint8Array(0), data, offset);
  4718. return createObjectURL(data, 'image/png', forceDataSchema);
  4719. }
  4720. return function convertImgDataToPng(imgData, forceDataSchema) {
  4721. var kind = imgData.kind === undefined ? ImageKind.GRAYSCALE_1BPP : imgData.kind;
  4722. return encode(imgData, kind, forceDataSchema);
  4723. };
  4724. }();
  4725. var SVGExtraState = function SVGExtraStateClosure() {
  4726. function SVGExtraState() {
  4727. this.fontSizeScale = 1;
  4728. this.fontWeight = SVG_DEFAULTS.fontWeight;
  4729. this.fontSize = 0;
  4730. this.textMatrix = IDENTITY_MATRIX;
  4731. this.fontMatrix = FONT_IDENTITY_MATRIX;
  4732. this.leading = 0;
  4733. this.x = 0;
  4734. this.y = 0;
  4735. this.lineX = 0;
  4736. this.lineY = 0;
  4737. this.charSpacing = 0;
  4738. this.wordSpacing = 0;
  4739. this.textHScale = 1;
  4740. this.textRise = 0;
  4741. this.fillColor = SVG_DEFAULTS.fillColor;
  4742. this.strokeColor = '#000000';
  4743. this.fillAlpha = 1;
  4744. this.strokeAlpha = 1;
  4745. this.lineWidth = 1;
  4746. this.lineJoin = '';
  4747. this.lineCap = '';
  4748. this.miterLimit = 0;
  4749. this.dashArray = [];
  4750. this.dashPhase = 0;
  4751. this.dependencies = [];
  4752. this.activeClipUrl = null;
  4753. this.clipGroup = null;
  4754. this.maskId = '';
  4755. }
  4756. SVGExtraState.prototype = {
  4757. clone: function SVGExtraState_clone() {
  4758. return Object.create(this);
  4759. },
  4760. setCurrentPoint: function SVGExtraState_setCurrentPoint(x, y) {
  4761. this.x = x;
  4762. this.y = y;
  4763. }
  4764. };
  4765. return SVGExtraState;
  4766. }();
  4767. var SVGGraphics = function SVGGraphicsClosure() {
  4768. function opListToTree(opList) {
  4769. var opTree = [];
  4770. var tmp = [];
  4771. var opListLen = opList.length;
  4772. for (var x = 0; x < opListLen; x++) {
  4773. if (opList[x].fn === 'save') {
  4774. opTree.push({
  4775. 'fnId': 92,
  4776. 'fn': 'group',
  4777. 'items': []
  4778. });
  4779. tmp.push(opTree);
  4780. opTree = opTree[opTree.length - 1].items;
  4781. continue;
  4782. }
  4783. if (opList[x].fn === 'restore') {
  4784. opTree = tmp.pop();
  4785. } else {
  4786. opTree.push(opList[x]);
  4787. }
  4788. }
  4789. return opTree;
  4790. }
  4791. function pf(value) {
  4792. if (value === (value | 0)) {
  4793. return value.toString();
  4794. }
  4795. var s = value.toFixed(10);
  4796. var i = s.length - 1;
  4797. if (s[i] !== '0') {
  4798. return s;
  4799. }
  4800. do {
  4801. i--;
  4802. } while (s[i] === '0');
  4803. return s.substr(0, s[i] === '.' ? i : i + 1);
  4804. }
  4805. function pm(m) {
  4806. if (m[4] === 0 && m[5] === 0) {
  4807. if (m[1] === 0 && m[2] === 0) {
  4808. if (m[0] === 1 && m[3] === 1) {
  4809. return '';
  4810. }
  4811. return 'scale(' + pf(m[0]) + ' ' + pf(m[3]) + ')';
  4812. }
  4813. if (m[0] === m[3] && m[1] === -m[2]) {
  4814. var a = Math.acos(m[0]) * 180 / Math.PI;
  4815. return 'rotate(' + pf(a) + ')';
  4816. }
  4817. } else {
  4818. if (m[0] === 1 && m[1] === 0 && m[2] === 0 && m[3] === 1) {
  4819. return 'translate(' + pf(m[4]) + ' ' + pf(m[5]) + ')';
  4820. }
  4821. }
  4822. return 'matrix(' + pf(m[0]) + ' ' + pf(m[1]) + ' ' + pf(m[2]) + ' ' + pf(m[3]) + ' ' + pf(m[4]) + ' ' + pf(m[5]) + ')';
  4823. }
  4824. function SVGGraphics(commonObjs, objs, forceDataSchema) {
  4825. this.current = new SVGExtraState();
  4826. this.transformMatrix = IDENTITY_MATRIX;
  4827. this.transformStack = [];
  4828. this.extraStack = [];
  4829. this.commonObjs = commonObjs;
  4830. this.objs = objs;
  4831. this.pendingEOFill = false;
  4832. this.embedFonts = false;
  4833. this.embeddedFonts = Object.create(null);
  4834. this.cssStyle = null;
  4835. this.forceDataSchema = !!forceDataSchema;
  4836. }
  4837. var NS = 'http://www.w3.org/2000/svg';
  4838. var XML_NS = 'http://www.w3.org/XML/1998/namespace';
  4839. var XLINK_NS = 'http://www.w3.org/1999/xlink';
  4840. var LINE_CAP_STYLES = [
  4841. 'butt',
  4842. 'round',
  4843. 'square'
  4844. ];
  4845. var LINE_JOIN_STYLES = [
  4846. 'miter',
  4847. 'round',
  4848. 'bevel'
  4849. ];
  4850. var clipCount = 0;
  4851. var maskCount = 0;
  4852. SVGGraphics.prototype = {
  4853. save: function SVGGraphics_save() {
  4854. this.transformStack.push(this.transformMatrix);
  4855. var old = this.current;
  4856. this.extraStack.push(old);
  4857. this.current = old.clone();
  4858. },
  4859. restore: function SVGGraphics_restore() {
  4860. this.transformMatrix = this.transformStack.pop();
  4861. this.current = this.extraStack.pop();
  4862. this.tgrp = null;
  4863. },
  4864. group: function SVGGraphics_group(items) {
  4865. this.save();
  4866. this.executeOpTree(items);
  4867. this.restore();
  4868. },
  4869. loadDependencies: function SVGGraphics_loadDependencies(operatorList) {
  4870. var fnArray = operatorList.fnArray;
  4871. var fnArrayLen = fnArray.length;
  4872. var argsArray = operatorList.argsArray;
  4873. var self = this;
  4874. for (var i = 0; i < fnArrayLen; i++) {
  4875. if (OPS.dependency === fnArray[i]) {
  4876. var deps = argsArray[i];
  4877. for (var n = 0, nn = deps.length; n < nn; n++) {
  4878. var obj = deps[n];
  4879. var common = obj.substring(0, 2) === 'g_';
  4880. var promise;
  4881. if (common) {
  4882. promise = new Promise(function (resolve) {
  4883. self.commonObjs.get(obj, resolve);
  4884. });
  4885. } else {
  4886. promise = new Promise(function (resolve) {
  4887. self.objs.get(obj, resolve);
  4888. });
  4889. }
  4890. this.current.dependencies.push(promise);
  4891. }
  4892. }
  4893. }
  4894. return Promise.all(this.current.dependencies);
  4895. },
  4896. transform: function SVGGraphics_transform(a, b, c, d, e, f) {
  4897. var transformMatrix = [
  4898. a,
  4899. b,
  4900. c,
  4901. d,
  4902. e,
  4903. f
  4904. ];
  4905. this.transformMatrix = Util.transform(this.transformMatrix, transformMatrix);
  4906. this.tgrp = null;
  4907. },
  4908. getSVG: function SVGGraphics_getSVG(operatorList, viewport) {
  4909. this.viewport = viewport;
  4910. var svgElement = this._initialize(viewport);
  4911. return this.loadDependencies(operatorList).then(function () {
  4912. this.transformMatrix = IDENTITY_MATRIX;
  4913. var opTree = this.convertOpList(operatorList);
  4914. this.executeOpTree(opTree);
  4915. return svgElement;
  4916. }.bind(this));
  4917. },
  4918. convertOpList: function SVGGraphics_convertOpList(operatorList) {
  4919. var argsArray = operatorList.argsArray;
  4920. var fnArray = operatorList.fnArray;
  4921. var fnArrayLen = fnArray.length;
  4922. var REVOPS = [];
  4923. var opList = [];
  4924. for (var op in OPS) {
  4925. REVOPS[OPS[op]] = op;
  4926. }
  4927. for (var x = 0; x < fnArrayLen; x++) {
  4928. var fnId = fnArray[x];
  4929. opList.push({
  4930. 'fnId': fnId,
  4931. 'fn': REVOPS[fnId],
  4932. 'args': argsArray[x]
  4933. });
  4934. }
  4935. return opListToTree(opList);
  4936. },
  4937. executeOpTree: function SVGGraphics_executeOpTree(opTree) {
  4938. var opTreeLen = opTree.length;
  4939. for (var x = 0; x < opTreeLen; x++) {
  4940. var fn = opTree[x].fn;
  4941. var fnId = opTree[x].fnId;
  4942. var args = opTree[x].args;
  4943. switch (fnId | 0) {
  4944. case OPS.beginText:
  4945. this.beginText();
  4946. break;
  4947. case OPS.setLeading:
  4948. this.setLeading(args);
  4949. break;
  4950. case OPS.setLeadingMoveText:
  4951. this.setLeadingMoveText(args[0], args[1]);
  4952. break;
  4953. case OPS.setFont:
  4954. this.setFont(args);
  4955. break;
  4956. case OPS.showText:
  4957. this.showText(args[0]);
  4958. break;
  4959. case OPS.showSpacedText:
  4960. this.showText(args[0]);
  4961. break;
  4962. case OPS.endText:
  4963. this.endText();
  4964. break;
  4965. case OPS.moveText:
  4966. this.moveText(args[0], args[1]);
  4967. break;
  4968. case OPS.setCharSpacing:
  4969. this.setCharSpacing(args[0]);
  4970. break;
  4971. case OPS.setWordSpacing:
  4972. this.setWordSpacing(args[0]);
  4973. break;
  4974. case OPS.setHScale:
  4975. this.setHScale(args[0]);
  4976. break;
  4977. case OPS.setTextMatrix:
  4978. this.setTextMatrix(args[0], args[1], args[2], args[3], args[4], args[5]);
  4979. break;
  4980. case OPS.setLineWidth:
  4981. this.setLineWidth(args[0]);
  4982. break;
  4983. case OPS.setLineJoin:
  4984. this.setLineJoin(args[0]);
  4985. break;
  4986. case OPS.setLineCap:
  4987. this.setLineCap(args[0]);
  4988. break;
  4989. case OPS.setMiterLimit:
  4990. this.setMiterLimit(args[0]);
  4991. break;
  4992. case OPS.setFillRGBColor:
  4993. this.setFillRGBColor(args[0], args[1], args[2]);
  4994. break;
  4995. case OPS.setStrokeRGBColor:
  4996. this.setStrokeRGBColor(args[0], args[1], args[2]);
  4997. break;
  4998. case OPS.setDash:
  4999. this.setDash(args[0], args[1]);
  5000. break;
  5001. case OPS.setGState:
  5002. this.setGState(args[0]);
  5003. break;
  5004. case OPS.fill:
  5005. this.fill();
  5006. break;
  5007. case OPS.eoFill:
  5008. this.eoFill();
  5009. break;
  5010. case OPS.stroke:
  5011. this.stroke();
  5012. break;
  5013. case OPS.fillStroke:
  5014. this.fillStroke();
  5015. break;
  5016. case OPS.eoFillStroke:
  5017. this.eoFillStroke();
  5018. break;
  5019. case OPS.clip:
  5020. this.clip('nonzero');
  5021. break;
  5022. case OPS.eoClip:
  5023. this.clip('evenodd');
  5024. break;
  5025. case OPS.paintSolidColorImageMask:
  5026. this.paintSolidColorImageMask();
  5027. break;
  5028. case OPS.paintJpegXObject:
  5029. this.paintJpegXObject(args[0], args[1], args[2]);
  5030. break;
  5031. case OPS.paintImageXObject:
  5032. this.paintImageXObject(args[0]);
  5033. break;
  5034. case OPS.paintInlineImageXObject:
  5035. this.paintInlineImageXObject(args[0]);
  5036. break;
  5037. case OPS.paintImageMaskXObject:
  5038. this.paintImageMaskXObject(args[0]);
  5039. break;
  5040. case OPS.paintFormXObjectBegin:
  5041. this.paintFormXObjectBegin(args[0], args[1]);
  5042. break;
  5043. case OPS.paintFormXObjectEnd:
  5044. this.paintFormXObjectEnd();
  5045. break;
  5046. case OPS.closePath:
  5047. this.closePath();
  5048. break;
  5049. case OPS.closeStroke:
  5050. this.closeStroke();
  5051. break;
  5052. case OPS.closeFillStroke:
  5053. this.closeFillStroke();
  5054. break;
  5055. case OPS.nextLine:
  5056. this.nextLine();
  5057. break;
  5058. case OPS.transform:
  5059. this.transform(args[0], args[1], args[2], args[3], args[4], args[5]);
  5060. break;
  5061. case OPS.constructPath:
  5062. this.constructPath(args[0], args[1]);
  5063. break;
  5064. case OPS.endPath:
  5065. this.endPath();
  5066. break;
  5067. case 92:
  5068. this.group(opTree[x].items);
  5069. break;
  5070. default:
  5071. warn('Unimplemented operator ' + fn);
  5072. break;
  5073. }
  5074. }
  5075. },
  5076. setWordSpacing: function SVGGraphics_setWordSpacing(wordSpacing) {
  5077. this.current.wordSpacing = wordSpacing;
  5078. },
  5079. setCharSpacing: function SVGGraphics_setCharSpacing(charSpacing) {
  5080. this.current.charSpacing = charSpacing;
  5081. },
  5082. nextLine: function SVGGraphics_nextLine() {
  5083. this.moveText(0, this.current.leading);
  5084. },
  5085. setTextMatrix: function SVGGraphics_setTextMatrix(a, b, c, d, e, f) {
  5086. var current = this.current;
  5087. this.current.textMatrix = this.current.lineMatrix = [
  5088. a,
  5089. b,
  5090. c,
  5091. d,
  5092. e,
  5093. f
  5094. ];
  5095. this.current.x = this.current.lineX = 0;
  5096. this.current.y = this.current.lineY = 0;
  5097. current.xcoords = [];
  5098. current.tspan = document.createElementNS(NS, 'svg:tspan');
  5099. current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
  5100. current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px');
  5101. current.tspan.setAttributeNS(null, 'y', pf(-current.y));
  5102. current.txtElement = document.createElementNS(NS, 'svg:text');
  5103. current.txtElement.appendChild(current.tspan);
  5104. },
  5105. beginText: function SVGGraphics_beginText() {
  5106. this.current.x = this.current.lineX = 0;
  5107. this.current.y = this.current.lineY = 0;
  5108. this.current.textMatrix = IDENTITY_MATRIX;
  5109. this.current.lineMatrix = IDENTITY_MATRIX;
  5110. this.current.tspan = document.createElementNS(NS, 'svg:tspan');
  5111. this.current.txtElement = document.createElementNS(NS, 'svg:text');
  5112. this.current.txtgrp = document.createElementNS(NS, 'svg:g');
  5113. this.current.xcoords = [];
  5114. },
  5115. moveText: function SVGGraphics_moveText(x, y) {
  5116. var current = this.current;
  5117. this.current.x = this.current.lineX += x;
  5118. this.current.y = this.current.lineY += y;
  5119. current.xcoords = [];
  5120. current.tspan = document.createElementNS(NS, 'svg:tspan');
  5121. current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
  5122. current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px');
  5123. current.tspan.setAttributeNS(null, 'y', pf(-current.y));
  5124. },
  5125. showText: function SVGGraphics_showText(glyphs) {
  5126. var current = this.current;
  5127. var font = current.font;
  5128. var fontSize = current.fontSize;
  5129. if (fontSize === 0) {
  5130. return;
  5131. }
  5132. var charSpacing = current.charSpacing;
  5133. var wordSpacing = current.wordSpacing;
  5134. var fontDirection = current.fontDirection;
  5135. var textHScale = current.textHScale * fontDirection;
  5136. var glyphsLength = glyphs.length;
  5137. var vertical = font.vertical;
  5138. var widthAdvanceScale = fontSize * current.fontMatrix[0];
  5139. var x = 0, i;
  5140. for (i = 0; i < glyphsLength; ++i) {
  5141. var glyph = glyphs[i];
  5142. if (glyph === null) {
  5143. x += fontDirection * wordSpacing;
  5144. continue;
  5145. } else if (isNum(glyph)) {
  5146. x += -glyph * fontSize * 0.001;
  5147. continue;
  5148. }
  5149. current.xcoords.push(current.x + x * textHScale);
  5150. var width = glyph.width;
  5151. var character = glyph.fontChar;
  5152. var charWidth = width * widthAdvanceScale + charSpacing * fontDirection;
  5153. x += charWidth;
  5154. current.tspan.textContent += character;
  5155. }
  5156. if (vertical) {
  5157. current.y -= x * textHScale;
  5158. } else {
  5159. current.x += x * textHScale;
  5160. }
  5161. current.tspan.setAttributeNS(null, 'x', current.xcoords.map(pf).join(' '));
  5162. current.tspan.setAttributeNS(null, 'y', pf(-current.y));
  5163. current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
  5164. current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px');
  5165. if (current.fontStyle !== SVG_DEFAULTS.fontStyle) {
  5166. current.tspan.setAttributeNS(null, 'font-style', current.fontStyle);
  5167. }
  5168. if (current.fontWeight !== SVG_DEFAULTS.fontWeight) {
  5169. current.tspan.setAttributeNS(null, 'font-weight', current.fontWeight);
  5170. }
  5171. if (current.fillColor !== SVG_DEFAULTS.fillColor) {
  5172. current.tspan.setAttributeNS(null, 'fill', current.fillColor);
  5173. }
  5174. current.txtElement.setAttributeNS(null, 'transform', pm(current.textMatrix) + ' scale(1, -1)');
  5175. current.txtElement.setAttributeNS(XML_NS, 'xml:space', 'preserve');
  5176. current.txtElement.appendChild(current.tspan);
  5177. current.txtgrp.appendChild(current.txtElement);
  5178. this._ensureTransformGroup().appendChild(current.txtElement);
  5179. },
  5180. setLeadingMoveText: function SVGGraphics_setLeadingMoveText(x, y) {
  5181. this.setLeading(-y);
  5182. this.moveText(x, y);
  5183. },
  5184. addFontStyle: function SVGGraphics_addFontStyle(fontObj) {
  5185. if (!this.cssStyle) {
  5186. this.cssStyle = document.createElementNS(NS, 'svg:style');
  5187. this.cssStyle.setAttributeNS(null, 'type', 'text/css');
  5188. this.defs.appendChild(this.cssStyle);
  5189. }
  5190. var url = createObjectURL(fontObj.data, fontObj.mimetype, this.forceDataSchema);
  5191. this.cssStyle.textContent += '@font-face { font-family: "' + fontObj.loadedName + '";' + ' src: url(' + url + '); }\n';
  5192. },
  5193. setFont: function SVGGraphics_setFont(details) {
  5194. var current = this.current;
  5195. var fontObj = this.commonObjs.get(details[0]);
  5196. var size = details[1];
  5197. this.current.font = fontObj;
  5198. if (this.embedFonts && fontObj.data && !this.embeddedFonts[fontObj.loadedName]) {
  5199. this.addFontStyle(fontObj);
  5200. this.embeddedFonts[fontObj.loadedName] = fontObj;
  5201. }
  5202. current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : FONT_IDENTITY_MATRIX;
  5203. var bold = fontObj.black ? fontObj.bold ? 'bolder' : 'bold' : fontObj.bold ? 'bold' : 'normal';
  5204. var italic = fontObj.italic ? 'italic' : 'normal';
  5205. if (size < 0) {
  5206. size = -size;
  5207. current.fontDirection = -1;
  5208. } else {
  5209. current.fontDirection = 1;
  5210. }
  5211. current.fontSize = size;
  5212. current.fontFamily = fontObj.loadedName;
  5213. current.fontWeight = bold;
  5214. current.fontStyle = italic;
  5215. current.tspan = document.createElementNS(NS, 'svg:tspan');
  5216. current.tspan.setAttributeNS(null, 'y', pf(-current.y));
  5217. current.xcoords = [];
  5218. },
  5219. endText: function SVGGraphics_endText() {
  5220. },
  5221. setLineWidth: function SVGGraphics_setLineWidth(width) {
  5222. this.current.lineWidth = width;
  5223. },
  5224. setLineCap: function SVGGraphics_setLineCap(style) {
  5225. this.current.lineCap = LINE_CAP_STYLES[style];
  5226. },
  5227. setLineJoin: function SVGGraphics_setLineJoin(style) {
  5228. this.current.lineJoin = LINE_JOIN_STYLES[style];
  5229. },
  5230. setMiterLimit: function SVGGraphics_setMiterLimit(limit) {
  5231. this.current.miterLimit = limit;
  5232. },
  5233. setStrokeRGBColor: function SVGGraphics_setStrokeRGBColor(r, g, b) {
  5234. var color = Util.makeCssRgb(r, g, b);
  5235. this.current.strokeColor = color;
  5236. },
  5237. setFillRGBColor: function SVGGraphics_setFillRGBColor(r, g, b) {
  5238. var color = Util.makeCssRgb(r, g, b);
  5239. this.current.fillColor = color;
  5240. this.current.tspan = document.createElementNS(NS, 'svg:tspan');
  5241. this.current.xcoords = [];
  5242. },
  5243. setDash: function SVGGraphics_setDash(dashArray, dashPhase) {
  5244. this.current.dashArray = dashArray;
  5245. this.current.dashPhase = dashPhase;
  5246. },
  5247. constructPath: function SVGGraphics_constructPath(ops, args) {
  5248. var current = this.current;
  5249. var x = current.x, y = current.y;
  5250. current.path = document.createElementNS(NS, 'svg:path');
  5251. var d = [];
  5252. var opLength = ops.length;
  5253. for (var i = 0, j = 0; i < opLength; i++) {
  5254. switch (ops[i] | 0) {
  5255. case OPS.rectangle:
  5256. x = args[j++];
  5257. y = args[j++];
  5258. var width = args[j++];
  5259. var height = args[j++];
  5260. var xw = x + width;
  5261. var yh = y + height;
  5262. d.push('M', pf(x), pf(y), 'L', pf(xw), pf(y), 'L', pf(xw), pf(yh), 'L', pf(x), pf(yh), 'Z');
  5263. break;
  5264. case OPS.moveTo:
  5265. x = args[j++];
  5266. y = args[j++];
  5267. d.push('M', pf(x), pf(y));
  5268. break;
  5269. case OPS.lineTo:
  5270. x = args[j++];
  5271. y = args[j++];
  5272. d.push('L', pf(x), pf(y));
  5273. break;
  5274. case OPS.curveTo:
  5275. x = args[j + 4];
  5276. y = args[j + 5];
  5277. d.push('C', pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]), pf(x), pf(y));
  5278. j += 6;
  5279. break;
  5280. case OPS.curveTo2:
  5281. x = args[j + 2];
  5282. y = args[j + 3];
  5283. d.push('C', pf(x), pf(y), pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]));
  5284. j += 4;
  5285. break;
  5286. case OPS.curveTo3:
  5287. x = args[j + 2];
  5288. y = args[j + 3];
  5289. d.push('C', pf(args[j]), pf(args[j + 1]), pf(x), pf(y), pf(x), pf(y));
  5290. j += 4;
  5291. break;
  5292. case OPS.closePath:
  5293. d.push('Z');
  5294. break;
  5295. }
  5296. }
  5297. current.path.setAttributeNS(null, 'd', d.join(' '));
  5298. current.path.setAttributeNS(null, 'stroke-miterlimit', pf(current.miterLimit));
  5299. current.path.setAttributeNS(null, 'stroke-linecap', current.lineCap);
  5300. current.path.setAttributeNS(null, 'stroke-linejoin', current.lineJoin);
  5301. current.path.setAttributeNS(null, 'stroke-width', pf(current.lineWidth) + 'px');
  5302. current.path.setAttributeNS(null, 'stroke-dasharray', current.dashArray.map(pf).join(' '));
  5303. current.path.setAttributeNS(null, 'stroke-dashoffset', pf(current.dashPhase) + 'px');
  5304. current.path.setAttributeNS(null, 'fill', 'none');
  5305. this._ensureTransformGroup().appendChild(current.path);
  5306. current.element = current.path;
  5307. current.setCurrentPoint(x, y);
  5308. },
  5309. endPath: function SVGGraphics_endPath() {
  5310. },
  5311. clip: function SVGGraphics_clip(type) {
  5312. var current = this.current;
  5313. var clipId = 'clippath' + clipCount;
  5314. clipCount++;
  5315. var clipPath = document.createElementNS(NS, 'svg:clipPath');
  5316. clipPath.setAttributeNS(null, 'id', clipId);
  5317. clipPath.setAttributeNS(null, 'transform', pm(this.transformMatrix));
  5318. var clipElement = current.element.cloneNode();
  5319. if (type === 'evenodd') {
  5320. clipElement.setAttributeNS(null, 'clip-rule', 'evenodd');
  5321. } else {
  5322. clipElement.setAttributeNS(null, 'clip-rule', 'nonzero');
  5323. }
  5324. clipPath.appendChild(clipElement);
  5325. this.defs.appendChild(clipPath);
  5326. if (current.activeClipUrl) {
  5327. current.clipGroup = null;
  5328. this.extraStack.forEach(function (prev) {
  5329. prev.clipGroup = null;
  5330. });
  5331. }
  5332. current.activeClipUrl = 'url(#' + clipId + ')';
  5333. this.tgrp = null;
  5334. },
  5335. closePath: function SVGGraphics_closePath() {
  5336. var current = this.current;
  5337. var d = current.path.getAttributeNS(null, 'd');
  5338. d += 'Z';
  5339. current.path.setAttributeNS(null, 'd', d);
  5340. },
  5341. setLeading: function SVGGraphics_setLeading(leading) {
  5342. this.current.leading = -leading;
  5343. },
  5344. setTextRise: function SVGGraphics_setTextRise(textRise) {
  5345. this.current.textRise = textRise;
  5346. },
  5347. setHScale: function SVGGraphics_setHScale(scale) {
  5348. this.current.textHScale = scale / 100;
  5349. },
  5350. setGState: function SVGGraphics_setGState(states) {
  5351. for (var i = 0, ii = states.length; i < ii; i++) {
  5352. var state = states[i];
  5353. var key = state[0];
  5354. var value = state[1];
  5355. switch (key) {
  5356. case 'LW':
  5357. this.setLineWidth(value);
  5358. break;
  5359. case 'LC':
  5360. this.setLineCap(value);
  5361. break;
  5362. case 'LJ':
  5363. this.setLineJoin(value);
  5364. break;
  5365. case 'ML':
  5366. this.setMiterLimit(value);
  5367. break;
  5368. case 'D':
  5369. this.setDash(value[0], value[1]);
  5370. break;
  5371. case 'Font':
  5372. this.setFont(value);
  5373. break;
  5374. default:
  5375. warn('Unimplemented graphic state ' + key);
  5376. break;
  5377. }
  5378. }
  5379. },
  5380. fill: function SVGGraphics_fill() {
  5381. var current = this.current;
  5382. current.element.setAttributeNS(null, 'fill', current.fillColor);
  5383. },
  5384. stroke: function SVGGraphics_stroke() {
  5385. var current = this.current;
  5386. current.element.setAttributeNS(null, 'stroke', current.strokeColor);
  5387. current.element.setAttributeNS(null, 'fill', 'none');
  5388. },
  5389. eoFill: function SVGGraphics_eoFill() {
  5390. var current = this.current;
  5391. current.element.setAttributeNS(null, 'fill', current.fillColor);
  5392. current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
  5393. },
  5394. fillStroke: function SVGGraphics_fillStroke() {
  5395. this.stroke();
  5396. this.fill();
  5397. },
  5398. eoFillStroke: function SVGGraphics_eoFillStroke() {
  5399. this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
  5400. this.fillStroke();
  5401. },
  5402. closeStroke: function SVGGraphics_closeStroke() {
  5403. this.closePath();
  5404. this.stroke();
  5405. },
  5406. closeFillStroke: function SVGGraphics_closeFillStroke() {
  5407. this.closePath();
  5408. this.fillStroke();
  5409. },
  5410. paintSolidColorImageMask: function SVGGraphics_paintSolidColorImageMask() {
  5411. var current = this.current;
  5412. var rect = document.createElementNS(NS, 'svg:rect');
  5413. rect.setAttributeNS(null, 'x', '0');
  5414. rect.setAttributeNS(null, 'y', '0');
  5415. rect.setAttributeNS(null, 'width', '1px');
  5416. rect.setAttributeNS(null, 'height', '1px');
  5417. rect.setAttributeNS(null, 'fill', current.fillColor);
  5418. this._ensureTransformGroup().appendChild(rect);
  5419. },
  5420. paintJpegXObject: function SVGGraphics_paintJpegXObject(objId, w, h) {
  5421. var imgObj = this.objs.get(objId);
  5422. var imgEl = document.createElementNS(NS, 'svg:image');
  5423. imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgObj.src);
  5424. imgEl.setAttributeNS(null, 'width', imgObj.width + 'px');
  5425. imgEl.setAttributeNS(null, 'height', imgObj.height + 'px');
  5426. imgEl.setAttributeNS(null, 'x', '0');
  5427. imgEl.setAttributeNS(null, 'y', pf(-h));
  5428. imgEl.setAttributeNS(null, 'transform', 'scale(' + pf(1 / w) + ' ' + pf(-1 / h) + ')');
  5429. this._ensureTransformGroup().appendChild(imgEl);
  5430. },
  5431. paintImageXObject: function SVGGraphics_paintImageXObject(objId) {
  5432. var imgData = this.objs.get(objId);
  5433. if (!imgData) {
  5434. warn('Dependent image isn\'t ready yet');
  5435. return;
  5436. }
  5437. this.paintInlineImageXObject(imgData);
  5438. },
  5439. paintInlineImageXObject: function SVGGraphics_paintInlineImageXObject(imgData, mask) {
  5440. var width = imgData.width;
  5441. var height = imgData.height;
  5442. var imgSrc = convertImgDataToPng(imgData, this.forceDataSchema);
  5443. var cliprect = document.createElementNS(NS, 'svg:rect');
  5444. cliprect.setAttributeNS(null, 'x', '0');
  5445. cliprect.setAttributeNS(null, 'y', '0');
  5446. cliprect.setAttributeNS(null, 'width', pf(width));
  5447. cliprect.setAttributeNS(null, 'height', pf(height));
  5448. this.current.element = cliprect;
  5449. this.clip('nonzero');
  5450. var imgEl = document.createElementNS(NS, 'svg:image');
  5451. imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgSrc);
  5452. imgEl.setAttributeNS(null, 'x', '0');
  5453. imgEl.setAttributeNS(null, 'y', pf(-height));
  5454. imgEl.setAttributeNS(null, 'width', pf(width) + 'px');
  5455. imgEl.setAttributeNS(null, 'height', pf(height) + 'px');
  5456. imgEl.setAttributeNS(null, 'transform', 'scale(' + pf(1 / width) + ' ' + pf(-1 / height) + ')');
  5457. if (mask) {
  5458. mask.appendChild(imgEl);
  5459. } else {
  5460. this._ensureTransformGroup().appendChild(imgEl);
  5461. }
  5462. },
  5463. paintImageMaskXObject: function SVGGraphics_paintImageMaskXObject(imgData) {
  5464. var current = this.current;
  5465. var width = imgData.width;
  5466. var height = imgData.height;
  5467. var fillColor = current.fillColor;
  5468. current.maskId = 'mask' + maskCount++;
  5469. var mask = document.createElementNS(NS, 'svg:mask');
  5470. mask.setAttributeNS(null, 'id', current.maskId);
  5471. var rect = document.createElementNS(NS, 'svg:rect');
  5472. rect.setAttributeNS(null, 'x', '0');
  5473. rect.setAttributeNS(null, 'y', '0');
  5474. rect.setAttributeNS(null, 'width', pf(width));
  5475. rect.setAttributeNS(null, 'height', pf(height));
  5476. rect.setAttributeNS(null, 'fill', fillColor);
  5477. rect.setAttributeNS(null, 'mask', 'url(#' + current.maskId + ')');
  5478. this.defs.appendChild(mask);
  5479. this._ensureTransformGroup().appendChild(rect);
  5480. this.paintInlineImageXObject(imgData, mask);
  5481. },
  5482. paintFormXObjectBegin: function SVGGraphics_paintFormXObjectBegin(matrix, bbox) {
  5483. if (isArray(matrix) && matrix.length === 6) {
  5484. this.transform(matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]);
  5485. }
  5486. if (isArray(bbox) && bbox.length === 4) {
  5487. var width = bbox[2] - bbox[0];
  5488. var height = bbox[3] - bbox[1];
  5489. var cliprect = document.createElementNS(NS, 'svg:rect');
  5490. cliprect.setAttributeNS(null, 'x', bbox[0]);
  5491. cliprect.setAttributeNS(null, 'y', bbox[1]);
  5492. cliprect.setAttributeNS(null, 'width', pf(width));
  5493. cliprect.setAttributeNS(null, 'height', pf(height));
  5494. this.current.element = cliprect;
  5495. this.clip('nonzero');
  5496. this.endPath();
  5497. }
  5498. },
  5499. paintFormXObjectEnd: function SVGGraphics_paintFormXObjectEnd() {
  5500. },
  5501. _initialize: function SVGGraphics_initialize(viewport) {
  5502. var svg = document.createElementNS(NS, 'svg:svg');
  5503. svg.setAttributeNS(null, 'version', '1.1');
  5504. svg.setAttributeNS(null, 'width', viewport.width + 'px');
  5505. svg.setAttributeNS(null, 'height', viewport.height + 'px');
  5506. svg.setAttributeNS(null, 'preserveAspectRatio', 'none');
  5507. svg.setAttributeNS(null, 'viewBox', '0 0 ' + viewport.width + ' ' + viewport.height);
  5508. var definitions = document.createElementNS(NS, 'svg:defs');
  5509. svg.appendChild(definitions);
  5510. this.defs = definitions;
  5511. var rootGroup = document.createElementNS(NS, 'svg:g');
  5512. rootGroup.setAttributeNS(null, 'transform', pm(viewport.transform));
  5513. svg.appendChild(rootGroup);
  5514. this.svg = rootGroup;
  5515. return svg;
  5516. },
  5517. _ensureClipGroup: function SVGGraphics_ensureClipGroup() {
  5518. if (!this.current.clipGroup) {
  5519. var clipGroup = document.createElementNS(NS, 'svg:g');
  5520. clipGroup.setAttributeNS(null, 'clip-path', this.current.activeClipUrl);
  5521. this.svg.appendChild(clipGroup);
  5522. this.current.clipGroup = clipGroup;
  5523. }
  5524. return this.current.clipGroup;
  5525. },
  5526. _ensureTransformGroup: function SVGGraphics_ensureTransformGroup() {
  5527. if (!this.tgrp) {
  5528. this.tgrp = document.createElementNS(NS, 'svg:g');
  5529. this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix));
  5530. if (this.current.activeClipUrl) {
  5531. this._ensureClipGroup().appendChild(this.tgrp);
  5532. } else {
  5533. this.svg.appendChild(this.tgrp);
  5534. }
  5535. }
  5536. return this.tgrp;
  5537. }
  5538. };
  5539. return SVGGraphics;
  5540. }();
  5541. exports.SVGGraphics = SVGGraphics;
  5542. /***/ }),
  5543. /* 5 */
  5544. /***/ (function(module, exports, __w_pdfjs_require__) {
  5545. "use strict";
  5546. var sharedUtil = __w_pdfjs_require__(0);
  5547. var displayDOMUtils = __w_pdfjs_require__(1);
  5548. var Util = sharedUtil.Util;
  5549. var createPromiseCapability = sharedUtil.createPromiseCapability;
  5550. var CustomStyle = displayDOMUtils.CustomStyle;
  5551. var getDefaultSetting = displayDOMUtils.getDefaultSetting;
  5552. var renderTextLayer = function renderTextLayerClosure() {
  5553. var MAX_TEXT_DIVS_TO_RENDER = 100000;
  5554. var NonWhitespaceRegexp = /\S/;
  5555. function isAllWhitespace(str) {
  5556. return !NonWhitespaceRegexp.test(str);
  5557. }
  5558. var styleBuf = [
  5559. 'left: ',
  5560. 0,
  5561. 'px; top: ',
  5562. 0,
  5563. 'px; font-size: ',
  5564. 0,
  5565. 'px; font-family: ',
  5566. '',
  5567. ';'
  5568. ];
  5569. function appendText(task, geom, styles) {
  5570. var textDiv = document.createElement('div');
  5571. var textDivProperties = {
  5572. style: null,
  5573. angle: 0,
  5574. canvasWidth: 0,
  5575. isWhitespace: false,
  5576. originalTransform: null,
  5577. paddingBottom: 0,
  5578. paddingLeft: 0,
  5579. paddingRight: 0,
  5580. paddingTop: 0,
  5581. scale: 1
  5582. };
  5583. task._textDivs.push(textDiv);
  5584. if (isAllWhitespace(geom.str)) {
  5585. textDivProperties.isWhitespace = true;
  5586. task._textDivProperties.set(textDiv, textDivProperties);
  5587. return;
  5588. }
  5589. var tx = Util.transform(task._viewport.transform, geom.transform);
  5590. var angle = Math.atan2(tx[1], tx[0]);
  5591. var style = styles[geom.fontName];
  5592. if (style.vertical) {
  5593. angle += Math.PI / 2;
  5594. }
  5595. var fontHeight = Math.sqrt(tx[2] * tx[2] + tx[3] * tx[3]);
  5596. var fontAscent = fontHeight;
  5597. if (style.ascent) {
  5598. fontAscent = style.ascent * fontAscent;
  5599. } else if (style.descent) {
  5600. fontAscent = (1 + style.descent) * fontAscent;
  5601. }
  5602. var left;
  5603. var top;
  5604. if (angle === 0) {
  5605. left = tx[4];
  5606. top = tx[5] - fontAscent;
  5607. } else {
  5608. left = tx[4] + fontAscent * Math.sin(angle);
  5609. top = tx[5] - fontAscent * Math.cos(angle);
  5610. }
  5611. styleBuf[1] = left;
  5612. styleBuf[3] = top;
  5613. styleBuf[5] = fontHeight;
  5614. styleBuf[7] = style.fontFamily;
  5615. textDivProperties.style = styleBuf.join('');
  5616. textDiv.setAttribute('style', textDivProperties.style);
  5617. textDiv.textContent = geom.str;
  5618. if (getDefaultSetting('pdfBug')) {
  5619. textDiv.dataset.fontName = geom.fontName;
  5620. }
  5621. if (angle !== 0) {
  5622. textDivProperties.angle = angle * (180 / Math.PI);
  5623. }
  5624. if (geom.str.length > 1) {
  5625. if (style.vertical) {
  5626. textDivProperties.canvasWidth = geom.height * task._viewport.scale;
  5627. } else {
  5628. textDivProperties.canvasWidth = geom.width * task._viewport.scale;
  5629. }
  5630. }
  5631. task._textDivProperties.set(textDiv, textDivProperties);
  5632. if (task._enhanceTextSelection) {
  5633. var angleCos = 1, angleSin = 0;
  5634. if (angle !== 0) {
  5635. angleCos = Math.cos(angle);
  5636. angleSin = Math.sin(angle);
  5637. }
  5638. var divWidth = (style.vertical ? geom.height : geom.width) * task._viewport.scale;
  5639. var divHeight = fontHeight;
  5640. var m, b;
  5641. if (angle !== 0) {
  5642. m = [
  5643. angleCos,
  5644. angleSin,
  5645. -angleSin,
  5646. angleCos,
  5647. left,
  5648. top
  5649. ];
  5650. b = Util.getAxialAlignedBoundingBox([
  5651. 0,
  5652. 0,
  5653. divWidth,
  5654. divHeight
  5655. ], m);
  5656. } else {
  5657. b = [
  5658. left,
  5659. top,
  5660. left + divWidth,
  5661. top + divHeight
  5662. ];
  5663. }
  5664. task._bounds.push({
  5665. left: b[0],
  5666. top: b[1],
  5667. right: b[2],
  5668. bottom: b[3],
  5669. div: textDiv,
  5670. size: [
  5671. divWidth,
  5672. divHeight
  5673. ],
  5674. m: m
  5675. });
  5676. }
  5677. }
  5678. function render(task) {
  5679. if (task._canceled) {
  5680. return;
  5681. }
  5682. var textLayerFrag = task._container;
  5683. var textDivs = task._textDivs;
  5684. var capability = task._capability;
  5685. var textDivsLength = textDivs.length;
  5686. if (textDivsLength > MAX_TEXT_DIVS_TO_RENDER) {
  5687. task._renderingDone = true;
  5688. capability.resolve();
  5689. return;
  5690. }
  5691. var canvas = document.createElement('canvas');
  5692. canvas.mozOpaque = true;
  5693. var ctx = canvas.getContext('2d', { alpha: false });
  5694. var lastFontSize;
  5695. var lastFontFamily;
  5696. for (var i = 0; i < textDivsLength; i++) {
  5697. var textDiv = textDivs[i];
  5698. var textDivProperties = task._textDivProperties.get(textDiv);
  5699. if (textDivProperties.isWhitespace) {
  5700. continue;
  5701. }
  5702. var fontSize = textDiv.style.fontSize;
  5703. var fontFamily = textDiv.style.fontFamily;
  5704. if (fontSize !== lastFontSize || fontFamily !== lastFontFamily) {
  5705. ctx.font = fontSize + ' ' + fontFamily;
  5706. lastFontSize = fontSize;
  5707. lastFontFamily = fontFamily;
  5708. }
  5709. var width = ctx.measureText(textDiv.textContent).width;
  5710. textLayerFrag.appendChild(textDiv);
  5711. var transform = '';
  5712. if (textDivProperties.canvasWidth !== 0 && width > 0) {
  5713. textDivProperties.scale = textDivProperties.canvasWidth / width;
  5714. transform = 'scaleX(' + textDivProperties.scale + ')';
  5715. }
  5716. if (textDivProperties.angle !== 0) {
  5717. transform = 'rotate(' + textDivProperties.angle + 'deg) ' + transform;
  5718. }
  5719. if (transform !== '') {
  5720. textDivProperties.originalTransform = transform;
  5721. CustomStyle.setProp('transform', textDiv, transform);
  5722. }
  5723. task._textDivProperties.set(textDiv, textDivProperties);
  5724. }
  5725. task._renderingDone = true;
  5726. capability.resolve();
  5727. }
  5728. function expand(task) {
  5729. var bounds = task._bounds;
  5730. var viewport = task._viewport;
  5731. var expanded = expandBounds(viewport.width, viewport.height, bounds);
  5732. for (var i = 0; i < expanded.length; i++) {
  5733. var div = bounds[i].div;
  5734. var divProperties = task._textDivProperties.get(div);
  5735. if (divProperties.angle === 0) {
  5736. divProperties.paddingLeft = bounds[i].left - expanded[i].left;
  5737. divProperties.paddingTop = bounds[i].top - expanded[i].top;
  5738. divProperties.paddingRight = expanded[i].right - bounds[i].right;
  5739. divProperties.paddingBottom = expanded[i].bottom - bounds[i].bottom;
  5740. task._textDivProperties.set(div, divProperties);
  5741. continue;
  5742. }
  5743. var e = expanded[i], b = bounds[i];
  5744. var m = b.m, c = m[0], s = m[1];
  5745. var points = [
  5746. [
  5747. 0,
  5748. 0
  5749. ],
  5750. [
  5751. 0,
  5752. b.size[1]
  5753. ],
  5754. [
  5755. b.size[0],
  5756. 0
  5757. ],
  5758. b.size
  5759. ];
  5760. var ts = new Float64Array(64);
  5761. points.forEach(function (p, i) {
  5762. var t = Util.applyTransform(p, m);
  5763. ts[i + 0] = c && (e.left - t[0]) / c;
  5764. ts[i + 4] = s && (e.top - t[1]) / s;
  5765. ts[i + 8] = c && (e.right - t[0]) / c;
  5766. ts[i + 12] = s && (e.bottom - t[1]) / s;
  5767. ts[i + 16] = s && (e.left - t[0]) / -s;
  5768. ts[i + 20] = c && (e.top - t[1]) / c;
  5769. ts[i + 24] = s && (e.right - t[0]) / -s;
  5770. ts[i + 28] = c && (e.bottom - t[1]) / c;
  5771. ts[i + 32] = c && (e.left - t[0]) / -c;
  5772. ts[i + 36] = s && (e.top - t[1]) / -s;
  5773. ts[i + 40] = c && (e.right - t[0]) / -c;
  5774. ts[i + 44] = s && (e.bottom - t[1]) / -s;
  5775. ts[i + 48] = s && (e.left - t[0]) / s;
  5776. ts[i + 52] = c && (e.top - t[1]) / -c;
  5777. ts[i + 56] = s && (e.right - t[0]) / s;
  5778. ts[i + 60] = c && (e.bottom - t[1]) / -c;
  5779. });
  5780. var findPositiveMin = function (ts, offset, count) {
  5781. var result = 0;
  5782. for (var i = 0; i < count; i++) {
  5783. var t = ts[offset++];
  5784. if (t > 0) {
  5785. result = result ? Math.min(t, result) : t;
  5786. }
  5787. }
  5788. return result;
  5789. };
  5790. var boxScale = 1 + Math.min(Math.abs(c), Math.abs(s));
  5791. divProperties.paddingLeft = findPositiveMin(ts, 32, 16) / boxScale;
  5792. divProperties.paddingTop = findPositiveMin(ts, 48, 16) / boxScale;
  5793. divProperties.paddingRight = findPositiveMin(ts, 0, 16) / boxScale;
  5794. divProperties.paddingBottom = findPositiveMin(ts, 16, 16) / boxScale;
  5795. task._textDivProperties.set(div, divProperties);
  5796. }
  5797. }
  5798. function expandBounds(width, height, boxes) {
  5799. var bounds = boxes.map(function (box, i) {
  5800. return {
  5801. x1: box.left,
  5802. y1: box.top,
  5803. x2: box.right,
  5804. y2: box.bottom,
  5805. index: i,
  5806. x1New: undefined,
  5807. x2New: undefined
  5808. };
  5809. });
  5810. expandBoundsLTR(width, bounds);
  5811. var expanded = new Array(boxes.length);
  5812. bounds.forEach(function (b) {
  5813. var i = b.index;
  5814. expanded[i] = {
  5815. left: b.x1New,
  5816. top: 0,
  5817. right: b.x2New,
  5818. bottom: 0
  5819. };
  5820. });
  5821. boxes.map(function (box, i) {
  5822. var e = expanded[i], b = bounds[i];
  5823. b.x1 = box.top;
  5824. b.y1 = width - e.right;
  5825. b.x2 = box.bottom;
  5826. b.y2 = width - e.left;
  5827. b.index = i;
  5828. b.x1New = undefined;
  5829. b.x2New = undefined;
  5830. });
  5831. expandBoundsLTR(height, bounds);
  5832. bounds.forEach(function (b) {
  5833. var i = b.index;
  5834. expanded[i].top = b.x1New;
  5835. expanded[i].bottom = b.x2New;
  5836. });
  5837. return expanded;
  5838. }
  5839. function expandBoundsLTR(width, bounds) {
  5840. bounds.sort(function (a, b) {
  5841. return a.x1 - b.x1 || a.index - b.index;
  5842. });
  5843. var fakeBoundary = {
  5844. x1: -Infinity,
  5845. y1: -Infinity,
  5846. x2: 0,
  5847. y2: Infinity,
  5848. index: -1,
  5849. x1New: 0,
  5850. x2New: 0
  5851. };
  5852. var horizon = [{
  5853. start: -Infinity,
  5854. end: Infinity,
  5855. boundary: fakeBoundary
  5856. }];
  5857. bounds.forEach(function (boundary) {
  5858. var i = 0;
  5859. while (i < horizon.length && horizon[i].end <= boundary.y1) {
  5860. i++;
  5861. }
  5862. var j = horizon.length - 1;
  5863. while (j >= 0 && horizon[j].start >= boundary.y2) {
  5864. j--;
  5865. }
  5866. var horizonPart, affectedBoundary;
  5867. var q, k, maxXNew = -Infinity;
  5868. for (q = i; q <= j; q++) {
  5869. horizonPart = horizon[q];
  5870. affectedBoundary = horizonPart.boundary;
  5871. var xNew;
  5872. if (affectedBoundary.x2 > boundary.x1) {
  5873. xNew = affectedBoundary.index > boundary.index ? affectedBoundary.x1New : boundary.x1;
  5874. } else if (affectedBoundary.x2New === undefined) {
  5875. xNew = (affectedBoundary.x2 + boundary.x1) / 2;
  5876. } else {
  5877. xNew = affectedBoundary.x2New;
  5878. }
  5879. if (xNew > maxXNew) {
  5880. maxXNew = xNew;
  5881. }
  5882. }
  5883. boundary.x1New = maxXNew;
  5884. for (q = i; q <= j; q++) {
  5885. horizonPart = horizon[q];
  5886. affectedBoundary = horizonPart.boundary;
  5887. if (affectedBoundary.x2New === undefined) {
  5888. if (affectedBoundary.x2 > boundary.x1) {
  5889. if (affectedBoundary.index > boundary.index) {
  5890. affectedBoundary.x2New = affectedBoundary.x2;
  5891. }
  5892. } else {
  5893. affectedBoundary.x2New = maxXNew;
  5894. }
  5895. } else if (affectedBoundary.x2New > maxXNew) {
  5896. affectedBoundary.x2New = Math.max(maxXNew, affectedBoundary.x2);
  5897. }
  5898. }
  5899. var changedHorizon = [], lastBoundary = null;
  5900. for (q = i; q <= j; q++) {
  5901. horizonPart = horizon[q];
  5902. affectedBoundary = horizonPart.boundary;
  5903. var useBoundary = affectedBoundary.x2 > boundary.x2 ? affectedBoundary : boundary;
  5904. if (lastBoundary === useBoundary) {
  5905. changedHorizon[changedHorizon.length - 1].end = horizonPart.end;
  5906. } else {
  5907. changedHorizon.push({
  5908. start: horizonPart.start,
  5909. end: horizonPart.end,
  5910. boundary: useBoundary
  5911. });
  5912. lastBoundary = useBoundary;
  5913. }
  5914. }
  5915. if (horizon[i].start < boundary.y1) {
  5916. changedHorizon[0].start = boundary.y1;
  5917. changedHorizon.unshift({
  5918. start: horizon[i].start,
  5919. end: boundary.y1,
  5920. boundary: horizon[i].boundary
  5921. });
  5922. }
  5923. if (boundary.y2 < horizon[j].end) {
  5924. changedHorizon[changedHorizon.length - 1].end = boundary.y2;
  5925. changedHorizon.push({
  5926. start: boundary.y2,
  5927. end: horizon[j].end,
  5928. boundary: horizon[j].boundary
  5929. });
  5930. }
  5931. for (q = i; q <= j; q++) {
  5932. horizonPart = horizon[q];
  5933. affectedBoundary = horizonPart.boundary;
  5934. if (affectedBoundary.x2New !== undefined) {
  5935. continue;
  5936. }
  5937. var used = false;
  5938. for (k = i - 1; !used && k >= 0 && horizon[k].start >= affectedBoundary.y1; k--) {
  5939. used = horizon[k].boundary === affectedBoundary;
  5940. }
  5941. for (k = j + 1; !used && k < horizon.length && horizon[k].end <= affectedBoundary.y2; k++) {
  5942. used = horizon[k].boundary === affectedBoundary;
  5943. }
  5944. for (k = 0; !used && k < changedHorizon.length; k++) {
  5945. used = changedHorizon[k].boundary === affectedBoundary;
  5946. }
  5947. if (!used) {
  5948. affectedBoundary.x2New = maxXNew;
  5949. }
  5950. }
  5951. Array.prototype.splice.apply(horizon, [
  5952. i,
  5953. j - i + 1
  5954. ].concat(changedHorizon));
  5955. });
  5956. horizon.forEach(function (horizonPart) {
  5957. var affectedBoundary = horizonPart.boundary;
  5958. if (affectedBoundary.x2New === undefined) {
  5959. affectedBoundary.x2New = Math.max(width, affectedBoundary.x2);
  5960. }
  5961. });
  5962. }
  5963. function TextLayerRenderTask(textContent, container, viewport, textDivs, enhanceTextSelection) {
  5964. this._textContent = textContent;
  5965. this._container = container;
  5966. this._viewport = viewport;
  5967. this._textDivs = textDivs || [];
  5968. this._textDivProperties = new WeakMap();
  5969. this._renderingDone = false;
  5970. this._canceled = false;
  5971. this._capability = createPromiseCapability();
  5972. this._renderTimer = null;
  5973. this._bounds = [];
  5974. this._enhanceTextSelection = !!enhanceTextSelection;
  5975. }
  5976. TextLayerRenderTask.prototype = {
  5977. get promise() {
  5978. return this._capability.promise;
  5979. },
  5980. cancel: function TextLayer_cancel() {
  5981. this._canceled = true;
  5982. if (this._renderTimer !== null) {
  5983. clearTimeout(this._renderTimer);
  5984. this._renderTimer = null;
  5985. }
  5986. this._capability.reject('canceled');
  5987. },
  5988. _render: function TextLayer_render(timeout) {
  5989. var textItems = this._textContent.items;
  5990. var textStyles = this._textContent.styles;
  5991. for (var i = 0, len = textItems.length; i < len; i++) {
  5992. appendText(this, textItems[i], textStyles);
  5993. }
  5994. if (!timeout) {
  5995. render(this);
  5996. } else {
  5997. var self = this;
  5998. this._renderTimer = setTimeout(function () {
  5999. render(self);
  6000. self._renderTimer = null;
  6001. }, timeout);
  6002. }
  6003. },
  6004. expandTextDivs: function TextLayer_expandTextDivs(expandDivs) {
  6005. if (!this._enhanceTextSelection || !this._renderingDone) {
  6006. return;
  6007. }
  6008. if (this._bounds !== null) {
  6009. expand(this);
  6010. this._bounds = null;
  6011. }
  6012. for (var i = 0, ii = this._textDivs.length; i < ii; i++) {
  6013. var div = this._textDivs[i];
  6014. var divProperties = this._textDivProperties.get(div);
  6015. if (divProperties.isWhitespace) {
  6016. continue;
  6017. }
  6018. if (expandDivs) {
  6019. var transform = '', padding = '';
  6020. if (divProperties.scale !== 1) {
  6021. transform = 'scaleX(' + divProperties.scale + ')';
  6022. }
  6023. if (divProperties.angle !== 0) {
  6024. transform = 'rotate(' + divProperties.angle + 'deg) ' + transform;
  6025. }
  6026. if (divProperties.paddingLeft !== 0) {
  6027. padding += ' padding-left: ' + divProperties.paddingLeft / divProperties.scale + 'px;';
  6028. transform += ' translateX(' + -divProperties.paddingLeft / divProperties.scale + 'px)';
  6029. }
  6030. if (divProperties.paddingTop !== 0) {
  6031. padding += ' padding-top: ' + divProperties.paddingTop + 'px;';
  6032. transform += ' translateY(' + -divProperties.paddingTop + 'px)';
  6033. }
  6034. if (divProperties.paddingRight !== 0) {
  6035. padding += ' padding-right: ' + divProperties.paddingRight / divProperties.scale + 'px;';
  6036. }
  6037. if (divProperties.paddingBottom !== 0) {
  6038. padding += ' padding-bottom: ' + divProperties.paddingBottom + 'px;';
  6039. }
  6040. if (padding !== '') {
  6041. div.setAttribute('style', divProperties.style + padding);
  6042. }
  6043. if (transform !== '') {
  6044. CustomStyle.setProp('transform', div, transform);
  6045. }
  6046. } else {
  6047. div.style.padding = 0;
  6048. CustomStyle.setProp('transform', div, divProperties.originalTransform || '');
  6049. }
  6050. }
  6051. }
  6052. };
  6053. function renderTextLayer(renderParameters) {
  6054. var task = new TextLayerRenderTask(renderParameters.textContent, renderParameters.container, renderParameters.viewport, renderParameters.textDivs, renderParameters.enhanceTextSelection);
  6055. task._render(renderParameters.timeout);
  6056. return task;
  6057. }
  6058. return renderTextLayer;
  6059. }();
  6060. exports.renderTextLayer = renderTextLayer;
  6061. /***/ }),
  6062. /* 6 */
  6063. /***/ (function(module, exports, __w_pdfjs_require__) {
  6064. "use strict";
  6065. var sharedUtil = __w_pdfjs_require__(0);
  6066. var error = sharedUtil.error;
  6067. function fixMetadata(meta) {
  6068. return meta.replace(/>\\376\\377([^<]+)/g, function (all, codes) {
  6069. var bytes = codes.replace(/\\([0-3])([0-7])([0-7])/g, function (code, d1, d2, d3) {
  6070. return String.fromCharCode(d1 * 64 + d2 * 8 + d3 * 1);
  6071. });
  6072. var chars = '';
  6073. for (var i = 0; i < bytes.length; i += 2) {
  6074. var code = bytes.charCodeAt(i) * 256 + bytes.charCodeAt(i + 1);
  6075. chars += code >= 32 && code < 127 && code !== 60 && code !== 62 && code !== 38 ? String.fromCharCode(code) : '&#x' + (0x10000 + code).toString(16).substring(1) + ';';
  6076. }
  6077. return '>' + chars;
  6078. });
  6079. }
  6080. function Metadata(meta) {
  6081. if (typeof meta === 'string') {
  6082. meta = fixMetadata(meta);
  6083. var parser = new DOMParser();
  6084. meta = parser.parseFromString(meta, 'application/xml');
  6085. } else if (!(meta instanceof Document)) {
  6086. error('Metadata: Invalid metadata object');
  6087. }
  6088. this.metaDocument = meta;
  6089. this.metadata = Object.create(null);
  6090. this.parse();
  6091. }
  6092. Metadata.prototype = {
  6093. parse: function Metadata_parse() {
  6094. var doc = this.metaDocument;
  6095. var rdf = doc.documentElement;
  6096. if (rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
  6097. rdf = rdf.firstChild;
  6098. while (rdf && rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
  6099. rdf = rdf.nextSibling;
  6100. }
  6101. }
  6102. var nodeName = rdf ? rdf.nodeName.toLowerCase() : null;
  6103. if (!rdf || nodeName !== 'rdf:rdf' || !rdf.hasChildNodes()) {
  6104. return;
  6105. }
  6106. var children = rdf.childNodes, desc, entry, name, i, ii, length, iLength;
  6107. for (i = 0, length = children.length; i < length; i++) {
  6108. desc = children[i];
  6109. if (desc.nodeName.toLowerCase() !== 'rdf:description') {
  6110. continue;
  6111. }
  6112. for (ii = 0, iLength = desc.childNodes.length; ii < iLength; ii++) {
  6113. if (desc.childNodes[ii].nodeName.toLowerCase() !== '#text') {
  6114. entry = desc.childNodes[ii];
  6115. name = entry.nodeName.toLowerCase();
  6116. this.metadata[name] = entry.textContent.trim();
  6117. }
  6118. }
  6119. }
  6120. },
  6121. get: function Metadata_get(name) {
  6122. return this.metadata[name] || null;
  6123. },
  6124. has: function Metadata_has(name) {
  6125. return typeof this.metadata[name] !== 'undefined';
  6126. }
  6127. };
  6128. exports.Metadata = Metadata;
  6129. /***/ }),
  6130. /* 7 */
  6131. /***/ (function(module, exports, __w_pdfjs_require__) {
  6132. "use strict";
  6133. var sharedUtil = __w_pdfjs_require__(0);
  6134. var displayDOMUtils = __w_pdfjs_require__(1);
  6135. var shadow = sharedUtil.shadow;
  6136. var getDefaultSetting = displayDOMUtils.getDefaultSetting;
  6137. var WebGLUtils = function WebGLUtilsClosure() {
  6138. function loadShader(gl, code, shaderType) {
  6139. var shader = gl.createShader(shaderType);
  6140. gl.shaderSource(shader, code);
  6141. gl.compileShader(shader);
  6142. var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
  6143. if (!compiled) {
  6144. var errorMsg = gl.getShaderInfoLog(shader);
  6145. throw new Error('Error during shader compilation: ' + errorMsg);
  6146. }
  6147. return shader;
  6148. }
  6149. function createVertexShader(gl, code) {
  6150. return loadShader(gl, code, gl.VERTEX_SHADER);
  6151. }
  6152. function createFragmentShader(gl, code) {
  6153. return loadShader(gl, code, gl.FRAGMENT_SHADER);
  6154. }
  6155. function createProgram(gl, shaders) {
  6156. var program = gl.createProgram();
  6157. for (var i = 0, ii = shaders.length; i < ii; ++i) {
  6158. gl.attachShader(program, shaders[i]);
  6159. }
  6160. gl.linkProgram(program);
  6161. var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
  6162. if (!linked) {
  6163. var errorMsg = gl.getProgramInfoLog(program);
  6164. throw new Error('Error during program linking: ' + errorMsg);
  6165. }
  6166. return program;
  6167. }
  6168. function createTexture(gl, image, textureId) {
  6169. gl.activeTexture(textureId);
  6170. var texture = gl.createTexture();
  6171. gl.bindTexture(gl.TEXTURE_2D, texture);
  6172. gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
  6173. gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
  6174. gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
  6175. gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
  6176. gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
  6177. return texture;
  6178. }
  6179. var currentGL, currentCanvas;
  6180. function generateGL() {
  6181. if (currentGL) {
  6182. return;
  6183. }
  6184. currentCanvas = document.createElement('canvas');
  6185. currentGL = currentCanvas.getContext('webgl', { premultipliedalpha: false });
  6186. }
  6187. var smaskVertexShaderCode = '\
  6188. attribute vec2 a_position; \
  6189. attribute vec2 a_texCoord; \
  6190. \
  6191. uniform vec2 u_resolution; \
  6192. \
  6193. varying vec2 v_texCoord; \
  6194. \
  6195. void main() { \
  6196. vec2 clipSpace = (a_position / u_resolution) * 2.0 - 1.0; \
  6197. gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \
  6198. \
  6199. v_texCoord = a_texCoord; \
  6200. } ';
  6201. var smaskFragmentShaderCode = '\
  6202. precision mediump float; \
  6203. \
  6204. uniform vec4 u_backdrop; \
  6205. uniform int u_subtype; \
  6206. uniform sampler2D u_image; \
  6207. uniform sampler2D u_mask; \
  6208. \
  6209. varying vec2 v_texCoord; \
  6210. \
  6211. void main() { \
  6212. vec4 imageColor = texture2D(u_image, v_texCoord); \
  6213. vec4 maskColor = texture2D(u_mask, v_texCoord); \
  6214. if (u_backdrop.a > 0.0) { \
  6215. maskColor.rgb = maskColor.rgb * maskColor.a + \
  6216. u_backdrop.rgb * (1.0 - maskColor.a); \
  6217. } \
  6218. float lum; \
  6219. if (u_subtype == 0) { \
  6220. lum = maskColor.a; \
  6221. } else { \
  6222. lum = maskColor.r * 0.3 + maskColor.g * 0.59 + \
  6223. maskColor.b * 0.11; \
  6224. } \
  6225. imageColor.a *= lum; \
  6226. imageColor.rgb *= imageColor.a; \
  6227. gl_FragColor = imageColor; \
  6228. } ';
  6229. var smaskCache = null;
  6230. function initSmaskGL() {
  6231. var canvas, gl;
  6232. generateGL();
  6233. canvas = currentCanvas;
  6234. currentCanvas = null;
  6235. gl = currentGL;
  6236. currentGL = null;
  6237. var vertexShader = createVertexShader(gl, smaskVertexShaderCode);
  6238. var fragmentShader = createFragmentShader(gl, smaskFragmentShaderCode);
  6239. var program = createProgram(gl, [
  6240. vertexShader,
  6241. fragmentShader
  6242. ]);
  6243. gl.useProgram(program);
  6244. var cache = {};
  6245. cache.gl = gl;
  6246. cache.canvas = canvas;
  6247. cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
  6248. cache.positionLocation = gl.getAttribLocation(program, 'a_position');
  6249. cache.backdropLocation = gl.getUniformLocation(program, 'u_backdrop');
  6250. cache.subtypeLocation = gl.getUniformLocation(program, 'u_subtype');
  6251. var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord');
  6252. var texLayerLocation = gl.getUniformLocation(program, 'u_image');
  6253. var texMaskLocation = gl.getUniformLocation(program, 'u_mask');
  6254. var texCoordBuffer = gl.createBuffer();
  6255. gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer);
  6256. gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([
  6257. 0.0,
  6258. 0.0,
  6259. 1.0,
  6260. 0.0,
  6261. 0.0,
  6262. 1.0,
  6263. 0.0,
  6264. 1.0,
  6265. 1.0,
  6266. 0.0,
  6267. 1.0,
  6268. 1.0
  6269. ]), gl.STATIC_DRAW);
  6270. gl.enableVertexAttribArray(texCoordLocation);
  6271. gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0);
  6272. gl.uniform1i(texLayerLocation, 0);
  6273. gl.uniform1i(texMaskLocation, 1);
  6274. smaskCache = cache;
  6275. }
  6276. function composeSMask(layer, mask, properties) {
  6277. var width = layer.width, height = layer.height;
  6278. if (!smaskCache) {
  6279. initSmaskGL();
  6280. }
  6281. var cache = smaskCache, canvas = cache.canvas, gl = cache.gl;
  6282. canvas.width = width;
  6283. canvas.height = height;
  6284. gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
  6285. gl.uniform2f(cache.resolutionLocation, width, height);
  6286. if (properties.backdrop) {
  6287. gl.uniform4f(cache.resolutionLocation, properties.backdrop[0], properties.backdrop[1], properties.backdrop[2], 1);
  6288. } else {
  6289. gl.uniform4f(cache.resolutionLocation, 0, 0, 0, 0);
  6290. }
  6291. gl.uniform1i(cache.subtypeLocation, properties.subtype === 'Luminosity' ? 1 : 0);
  6292. var texture = createTexture(gl, layer, gl.TEXTURE0);
  6293. var maskTexture = createTexture(gl, mask, gl.TEXTURE1);
  6294. var buffer = gl.createBuffer();
  6295. gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
  6296. gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([
  6297. 0,
  6298. 0,
  6299. width,
  6300. 0,
  6301. 0,
  6302. height,
  6303. 0,
  6304. height,
  6305. width,
  6306. 0,
  6307. width,
  6308. height
  6309. ]), gl.STATIC_DRAW);
  6310. gl.enableVertexAttribArray(cache.positionLocation);
  6311. gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
  6312. gl.clearColor(0, 0, 0, 0);
  6313. gl.enable(gl.BLEND);
  6314. gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
  6315. gl.clear(gl.COLOR_BUFFER_BIT);
  6316. gl.drawArrays(gl.TRIANGLES, 0, 6);
  6317. gl.flush();
  6318. gl.deleteTexture(texture);
  6319. gl.deleteTexture(maskTexture);
  6320. gl.deleteBuffer(buffer);
  6321. return canvas;
  6322. }
  6323. var figuresVertexShaderCode = '\
  6324. attribute vec2 a_position; \
  6325. attribute vec3 a_color; \
  6326. \
  6327. uniform vec2 u_resolution; \
  6328. uniform vec2 u_scale; \
  6329. uniform vec2 u_offset; \
  6330. \
  6331. varying vec4 v_color; \
  6332. \
  6333. void main() { \
  6334. vec2 position = (a_position + u_offset) * u_scale; \
  6335. vec2 clipSpace = (position / u_resolution) * 2.0 - 1.0; \
  6336. gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \
  6337. \
  6338. v_color = vec4(a_color / 255.0, 1.0); \
  6339. } ';
  6340. var figuresFragmentShaderCode = '\
  6341. precision mediump float; \
  6342. \
  6343. varying vec4 v_color; \
  6344. \
  6345. void main() { \
  6346. gl_FragColor = v_color; \
  6347. } ';
  6348. var figuresCache = null;
  6349. function initFiguresGL() {
  6350. var canvas, gl;
  6351. generateGL();
  6352. canvas = currentCanvas;
  6353. currentCanvas = null;
  6354. gl = currentGL;
  6355. currentGL = null;
  6356. var vertexShader = createVertexShader(gl, figuresVertexShaderCode);
  6357. var fragmentShader = createFragmentShader(gl, figuresFragmentShaderCode);
  6358. var program = createProgram(gl, [
  6359. vertexShader,
  6360. fragmentShader
  6361. ]);
  6362. gl.useProgram(program);
  6363. var cache = {};
  6364. cache.gl = gl;
  6365. cache.canvas = canvas;
  6366. cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
  6367. cache.scaleLocation = gl.getUniformLocation(program, 'u_scale');
  6368. cache.offsetLocation = gl.getUniformLocation(program, 'u_offset');
  6369. cache.positionLocation = gl.getAttribLocation(program, 'a_position');
  6370. cache.colorLocation = gl.getAttribLocation(program, 'a_color');
  6371. figuresCache = cache;
  6372. }
  6373. function drawFigures(width, height, backgroundColor, figures, context) {
  6374. if (!figuresCache) {
  6375. initFiguresGL();
  6376. }
  6377. var cache = figuresCache, canvas = cache.canvas, gl = cache.gl;
  6378. canvas.width = width;
  6379. canvas.height = height;
  6380. gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
  6381. gl.uniform2f(cache.resolutionLocation, width, height);
  6382. var count = 0;
  6383. var i, ii, rows;
  6384. for (i = 0, ii = figures.length; i < ii; i++) {
  6385. switch (figures[i].type) {
  6386. case 'lattice':
  6387. rows = figures[i].coords.length / figures[i].verticesPerRow | 0;
  6388. count += (rows - 1) * (figures[i].verticesPerRow - 1) * 6;
  6389. break;
  6390. case 'triangles':
  6391. count += figures[i].coords.length;
  6392. break;
  6393. }
  6394. }
  6395. var coords = new Float32Array(count * 2);
  6396. var colors = new Uint8Array(count * 3);
  6397. var coordsMap = context.coords, colorsMap = context.colors;
  6398. var pIndex = 0, cIndex = 0;
  6399. for (i = 0, ii = figures.length; i < ii; i++) {
  6400. var figure = figures[i], ps = figure.coords, cs = figure.colors;
  6401. switch (figure.type) {
  6402. case 'lattice':
  6403. var cols = figure.verticesPerRow;
  6404. rows = ps.length / cols | 0;
  6405. for (var row = 1; row < rows; row++) {
  6406. var offset = row * cols + 1;
  6407. for (var col = 1; col < cols; col++, offset++) {
  6408. coords[pIndex] = coordsMap[ps[offset - cols - 1]];
  6409. coords[pIndex + 1] = coordsMap[ps[offset - cols - 1] + 1];
  6410. coords[pIndex + 2] = coordsMap[ps[offset - cols]];
  6411. coords[pIndex + 3] = coordsMap[ps[offset - cols] + 1];
  6412. coords[pIndex + 4] = coordsMap[ps[offset - 1]];
  6413. coords[pIndex + 5] = coordsMap[ps[offset - 1] + 1];
  6414. colors[cIndex] = colorsMap[cs[offset - cols - 1]];
  6415. colors[cIndex + 1] = colorsMap[cs[offset - cols - 1] + 1];
  6416. colors[cIndex + 2] = colorsMap[cs[offset - cols - 1] + 2];
  6417. colors[cIndex + 3] = colorsMap[cs[offset - cols]];
  6418. colors[cIndex + 4] = colorsMap[cs[offset - cols] + 1];
  6419. colors[cIndex + 5] = colorsMap[cs[offset - cols] + 2];
  6420. colors[cIndex + 6] = colorsMap[cs[offset - 1]];
  6421. colors[cIndex + 7] = colorsMap[cs[offset - 1] + 1];
  6422. colors[cIndex + 8] = colorsMap[cs[offset - 1] + 2];
  6423. coords[pIndex + 6] = coords[pIndex + 2];
  6424. coords[pIndex + 7] = coords[pIndex + 3];
  6425. coords[pIndex + 8] = coords[pIndex + 4];
  6426. coords[pIndex + 9] = coords[pIndex + 5];
  6427. coords[pIndex + 10] = coordsMap[ps[offset]];
  6428. coords[pIndex + 11] = coordsMap[ps[offset] + 1];
  6429. colors[cIndex + 9] = colors[cIndex + 3];
  6430. colors[cIndex + 10] = colors[cIndex + 4];
  6431. colors[cIndex + 11] = colors[cIndex + 5];
  6432. colors[cIndex + 12] = colors[cIndex + 6];
  6433. colors[cIndex + 13] = colors[cIndex + 7];
  6434. colors[cIndex + 14] = colors[cIndex + 8];
  6435. colors[cIndex + 15] = colorsMap[cs[offset]];
  6436. colors[cIndex + 16] = colorsMap[cs[offset] + 1];
  6437. colors[cIndex + 17] = colorsMap[cs[offset] + 2];
  6438. pIndex += 12;
  6439. cIndex += 18;
  6440. }
  6441. }
  6442. break;
  6443. case 'triangles':
  6444. for (var j = 0, jj = ps.length; j < jj; j++) {
  6445. coords[pIndex] = coordsMap[ps[j]];
  6446. coords[pIndex + 1] = coordsMap[ps[j] + 1];
  6447. colors[cIndex] = colorsMap[cs[j]];
  6448. colors[cIndex + 1] = colorsMap[cs[j] + 1];
  6449. colors[cIndex + 2] = colorsMap[cs[j] + 2];
  6450. pIndex += 2;
  6451. cIndex += 3;
  6452. }
  6453. break;
  6454. }
  6455. }
  6456. if (backgroundColor) {
  6457. gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255, backgroundColor[2] / 255, 1.0);
  6458. } else {
  6459. gl.clearColor(0, 0, 0, 0);
  6460. }
  6461. gl.clear(gl.COLOR_BUFFER_BIT);
  6462. var coordsBuffer = gl.createBuffer();
  6463. gl.bindBuffer(gl.ARRAY_BUFFER, coordsBuffer);
  6464. gl.bufferData(gl.ARRAY_BUFFER, coords, gl.STATIC_DRAW);
  6465. gl.enableVertexAttribArray(cache.positionLocation);
  6466. gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
  6467. var colorsBuffer = gl.createBuffer();
  6468. gl.bindBuffer(gl.ARRAY_BUFFER, colorsBuffer);
  6469. gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW);
  6470. gl.enableVertexAttribArray(cache.colorLocation);
  6471. gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false, 0, 0);
  6472. gl.uniform2f(cache.scaleLocation, context.scaleX, context.scaleY);
  6473. gl.uniform2f(cache.offsetLocation, context.offsetX, context.offsetY);
  6474. gl.drawArrays(gl.TRIANGLES, 0, count);
  6475. gl.flush();
  6476. gl.deleteBuffer(coordsBuffer);
  6477. gl.deleteBuffer(colorsBuffer);
  6478. return canvas;
  6479. }
  6480. function cleanup() {
  6481. if (smaskCache && smaskCache.canvas) {
  6482. smaskCache.canvas.width = 0;
  6483. smaskCache.canvas.height = 0;
  6484. }
  6485. if (figuresCache && figuresCache.canvas) {
  6486. figuresCache.canvas.width = 0;
  6487. figuresCache.canvas.height = 0;
  6488. }
  6489. smaskCache = null;
  6490. figuresCache = null;
  6491. }
  6492. return {
  6493. get isEnabled() {
  6494. if (getDefaultSetting('disableWebGL')) {
  6495. return false;
  6496. }
  6497. var enabled = false;
  6498. try {
  6499. generateGL();
  6500. enabled = !!currentGL;
  6501. } catch (e) {
  6502. }
  6503. return shadow(this, 'isEnabled', enabled);
  6504. },
  6505. composeSMask: composeSMask,
  6506. drawFigures: drawFigures,
  6507. clear: cleanup
  6508. };
  6509. }();
  6510. exports.WebGLUtils = WebGLUtils;
  6511. /***/ }),
  6512. /* 8 */
  6513. /***/ (function(module, exports, __w_pdfjs_require__) {
  6514. "use strict";
  6515. var sharedUtil = __w_pdfjs_require__(0);
  6516. var displayDOMUtils = __w_pdfjs_require__(1);
  6517. var displayAPI = __w_pdfjs_require__(3);
  6518. var displayAnnotationLayer = __w_pdfjs_require__(2);
  6519. var displayTextLayer = __w_pdfjs_require__(5);
  6520. var displayMetadata = __w_pdfjs_require__(6);
  6521. var displaySVG = __w_pdfjs_require__(4);
  6522. var globalScope = sharedUtil.globalScope;
  6523. var deprecated = sharedUtil.deprecated;
  6524. var warn = sharedUtil.warn;
  6525. var LinkTarget = displayDOMUtils.LinkTarget;
  6526. var DEFAULT_LINK_REL = displayDOMUtils.DEFAULT_LINK_REL;
  6527. var isWorker = typeof window === 'undefined';
  6528. if (!globalScope.PDFJS) {
  6529. globalScope.PDFJS = {};
  6530. }
  6531. var PDFJS = globalScope.PDFJS;
  6532. PDFJS.version = '1.7.312';
  6533. PDFJS.build = 'cada411a';
  6534. PDFJS.pdfBug = false;
  6535. if (PDFJS.verbosity !== undefined) {
  6536. sharedUtil.setVerbosityLevel(PDFJS.verbosity);
  6537. }
  6538. delete PDFJS.verbosity;
  6539. Object.defineProperty(PDFJS, 'verbosity', {
  6540. get: function () {
  6541. return sharedUtil.getVerbosityLevel();
  6542. },
  6543. set: function (level) {
  6544. sharedUtil.setVerbosityLevel(level);
  6545. },
  6546. enumerable: true,
  6547. configurable: true
  6548. });
  6549. PDFJS.VERBOSITY_LEVELS = sharedUtil.VERBOSITY_LEVELS;
  6550. PDFJS.OPS = sharedUtil.OPS;
  6551. PDFJS.UNSUPPORTED_FEATURES = sharedUtil.UNSUPPORTED_FEATURES;
  6552. PDFJS.isValidUrl = displayDOMUtils.isValidUrl;
  6553. PDFJS.shadow = sharedUtil.shadow;
  6554. PDFJS.createBlob = sharedUtil.createBlob;
  6555. PDFJS.createObjectURL = function PDFJS_createObjectURL(data, contentType) {
  6556. return sharedUtil.createObjectURL(data, contentType, PDFJS.disableCreateObjectURL);
  6557. };
  6558. Object.defineProperty(PDFJS, 'isLittleEndian', {
  6559. configurable: true,
  6560. get: function PDFJS_isLittleEndian() {
  6561. var value = sharedUtil.isLittleEndian();
  6562. return sharedUtil.shadow(PDFJS, 'isLittleEndian', value);
  6563. }
  6564. });
  6565. PDFJS.removeNullCharacters = sharedUtil.removeNullCharacters;
  6566. PDFJS.PasswordResponses = sharedUtil.PasswordResponses;
  6567. PDFJS.PasswordException = sharedUtil.PasswordException;
  6568. PDFJS.UnknownErrorException = sharedUtil.UnknownErrorException;
  6569. PDFJS.InvalidPDFException = sharedUtil.InvalidPDFException;
  6570. PDFJS.MissingPDFException = sharedUtil.MissingPDFException;
  6571. PDFJS.UnexpectedResponseException = sharedUtil.UnexpectedResponseException;
  6572. PDFJS.Util = sharedUtil.Util;
  6573. PDFJS.PageViewport = sharedUtil.PageViewport;
  6574. PDFJS.createPromiseCapability = sharedUtil.createPromiseCapability;
  6575. PDFJS.maxImageSize = PDFJS.maxImageSize === undefined ? -1 : PDFJS.maxImageSize;
  6576. PDFJS.cMapUrl = PDFJS.cMapUrl === undefined ? null : PDFJS.cMapUrl;
  6577. PDFJS.cMapPacked = PDFJS.cMapPacked === undefined ? false : PDFJS.cMapPacked;
  6578. PDFJS.disableFontFace = PDFJS.disableFontFace === undefined ? false : PDFJS.disableFontFace;
  6579. PDFJS.imageResourcesPath = PDFJS.imageResourcesPath === undefined ? '' : PDFJS.imageResourcesPath;
  6580. PDFJS.disableWorker = PDFJS.disableWorker === undefined ? false : PDFJS.disableWorker;
  6581. PDFJS.workerSrc = PDFJS.workerSrc === undefined ? null : PDFJS.workerSrc;
  6582. PDFJS.disableRange = PDFJS.disableRange === undefined ? false : PDFJS.disableRange;
  6583. PDFJS.disableStream = PDFJS.disableStream === undefined ? false : PDFJS.disableStream;
  6584. PDFJS.disableAutoFetch = PDFJS.disableAutoFetch === undefined ? false : PDFJS.disableAutoFetch;
  6585. PDFJS.pdfBug = PDFJS.pdfBug === undefined ? false : PDFJS.pdfBug;
  6586. PDFJS.postMessageTransfers = PDFJS.postMessageTransfers === undefined ? true : PDFJS.postMessageTransfers;
  6587. PDFJS.disableCreateObjectURL = PDFJS.disableCreateObjectURL === undefined ? false : PDFJS.disableCreateObjectURL;
  6588. PDFJS.disableWebGL = PDFJS.disableWebGL === undefined ? true : PDFJS.disableWebGL;
  6589. PDFJS.externalLinkTarget = PDFJS.externalLinkTarget === undefined ? LinkTarget.NONE : PDFJS.externalLinkTarget;
  6590. PDFJS.externalLinkRel = PDFJS.externalLinkRel === undefined ? DEFAULT_LINK_REL : PDFJS.externalLinkRel;
  6591. PDFJS.isEvalSupported = PDFJS.isEvalSupported === undefined ? true : PDFJS.isEvalSupported;
  6592. var savedOpenExternalLinksInNewWindow = PDFJS.openExternalLinksInNewWindow;
  6593. delete PDFJS.openExternalLinksInNewWindow;
  6594. Object.defineProperty(PDFJS, 'openExternalLinksInNewWindow', {
  6595. get: function () {
  6596. return PDFJS.externalLinkTarget === LinkTarget.BLANK;
  6597. },
  6598. set: function (value) {
  6599. if (value) {
  6600. deprecated('PDFJS.openExternalLinksInNewWindow, please use ' + '"PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK" instead.');
  6601. }
  6602. if (PDFJS.externalLinkTarget !== LinkTarget.NONE) {
  6603. warn('PDFJS.externalLinkTarget is already initialized');
  6604. return;
  6605. }
  6606. PDFJS.externalLinkTarget = value ? LinkTarget.BLANK : LinkTarget.NONE;
  6607. },
  6608. enumerable: true,
  6609. configurable: true
  6610. });
  6611. if (savedOpenExternalLinksInNewWindow) {
  6612. PDFJS.openExternalLinksInNewWindow = savedOpenExternalLinksInNewWindow;
  6613. }
  6614. PDFJS.getDocument = displayAPI.getDocument;
  6615. PDFJS.PDFDataRangeTransport = displayAPI.PDFDataRangeTransport;
  6616. PDFJS.PDFWorker = displayAPI.PDFWorker;
  6617. Object.defineProperty(PDFJS, 'hasCanvasTypedArrays', {
  6618. configurable: true,
  6619. get: function PDFJS_hasCanvasTypedArrays() {
  6620. var value = displayDOMUtils.hasCanvasTypedArrays();
  6621. return sharedUtil.shadow(PDFJS, 'hasCanvasTypedArrays', value);
  6622. }
  6623. });
  6624. PDFJS.CustomStyle = displayDOMUtils.CustomStyle;
  6625. PDFJS.LinkTarget = LinkTarget;
  6626. PDFJS.addLinkAttributes = displayDOMUtils.addLinkAttributes;
  6627. PDFJS.getFilenameFromUrl = displayDOMUtils.getFilenameFromUrl;
  6628. PDFJS.isExternalLinkTargetSet = displayDOMUtils.isExternalLinkTargetSet;
  6629. PDFJS.AnnotationLayer = displayAnnotationLayer.AnnotationLayer;
  6630. PDFJS.renderTextLayer = displayTextLayer.renderTextLayer;
  6631. PDFJS.Metadata = displayMetadata.Metadata;
  6632. PDFJS.SVGGraphics = displaySVG.SVGGraphics;
  6633. PDFJS.UnsupportedManager = displayAPI._UnsupportedManager;
  6634. exports.globalScope = globalScope;
  6635. exports.isWorker = isWorker;
  6636. exports.PDFJS = globalScope.PDFJS;
  6637. /***/ }),
  6638. /* 9 */
  6639. /***/ (function(module, exports) {
  6640. var g;
  6641. g = function () {
  6642. return this;
  6643. }();
  6644. try {
  6645. g = g || Function("return this")() || (1, eval)("this");
  6646. } catch (e) {
  6647. if (typeof window === "object")
  6648. g = window;
  6649. }
  6650. module.exports = g;
  6651. /***/ }),
  6652. /* 10 */
  6653. /***/ (function(module, exports, __w_pdfjs_require__) {
  6654. "use strict";
  6655. var sharedUtil = __w_pdfjs_require__(0);
  6656. var displayDOMUtils = __w_pdfjs_require__(1);
  6657. var displayPatternHelper = __w_pdfjs_require__(12);
  6658. var displayWebGL = __w_pdfjs_require__(7);
  6659. var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX;
  6660. var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX;
  6661. var ImageKind = sharedUtil.ImageKind;
  6662. var OPS = sharedUtil.OPS;
  6663. var TextRenderingMode = sharedUtil.TextRenderingMode;
  6664. var Uint32ArrayView = sharedUtil.Uint32ArrayView;
  6665. var Util = sharedUtil.Util;
  6666. var assert = sharedUtil.assert;
  6667. var info = sharedUtil.info;
  6668. var isNum = sharedUtil.isNum;
  6669. var isArray = sharedUtil.isArray;
  6670. var isLittleEndian = sharedUtil.isLittleEndian;
  6671. var error = sharedUtil.error;
  6672. var shadow = sharedUtil.shadow;
  6673. var warn = sharedUtil.warn;
  6674. var TilingPattern = displayPatternHelper.TilingPattern;
  6675. var getShadingPatternFromIR = displayPatternHelper.getShadingPatternFromIR;
  6676. var WebGLUtils = displayWebGL.WebGLUtils;
  6677. var hasCanvasTypedArrays = displayDOMUtils.hasCanvasTypedArrays;
  6678. var MIN_FONT_SIZE = 16;
  6679. var MAX_FONT_SIZE = 100;
  6680. var MAX_GROUP_SIZE = 4096;
  6681. var MIN_WIDTH_FACTOR = 0.65;
  6682. var COMPILE_TYPE3_GLYPHS = true;
  6683. var MAX_SIZE_TO_COMPILE = 1000;
  6684. var FULL_CHUNK_HEIGHT = 16;
  6685. var HasCanvasTypedArraysCached = {
  6686. get value() {
  6687. return shadow(HasCanvasTypedArraysCached, 'value', hasCanvasTypedArrays());
  6688. }
  6689. };
  6690. var IsLittleEndianCached = {
  6691. get value() {
  6692. return shadow(IsLittleEndianCached, 'value', isLittleEndian());
  6693. }
  6694. };
  6695. function addContextCurrentTransform(ctx) {
  6696. if (!ctx.mozCurrentTransform) {
  6697. ctx._originalSave = ctx.save;
  6698. ctx._originalRestore = ctx.restore;
  6699. ctx._originalRotate = ctx.rotate;
  6700. ctx._originalScale = ctx.scale;
  6701. ctx._originalTranslate = ctx.translate;
  6702. ctx._originalTransform = ctx.transform;
  6703. ctx._originalSetTransform = ctx.setTransform;
  6704. ctx._transformMatrix = ctx._transformMatrix || [
  6705. 1,
  6706. 0,
  6707. 0,
  6708. 1,
  6709. 0,
  6710. 0
  6711. ];
  6712. ctx._transformStack = [];
  6713. Object.defineProperty(ctx, 'mozCurrentTransform', {
  6714. get: function getCurrentTransform() {
  6715. return this._transformMatrix;
  6716. }
  6717. });
  6718. Object.defineProperty(ctx, 'mozCurrentTransformInverse', {
  6719. get: function getCurrentTransformInverse() {
  6720. var m = this._transformMatrix;
  6721. var a = m[0], b = m[1], c = m[2], d = m[3], e = m[4], f = m[5];
  6722. var ad_bc = a * d - b * c;
  6723. var bc_ad = b * c - a * d;
  6724. return [
  6725. d / ad_bc,
  6726. b / bc_ad,
  6727. c / bc_ad,
  6728. a / ad_bc,
  6729. (d * e - c * f) / bc_ad,
  6730. (b * e - a * f) / ad_bc
  6731. ];
  6732. }
  6733. });
  6734. ctx.save = function ctxSave() {
  6735. var old = this._transformMatrix;
  6736. this._transformStack.push(old);
  6737. this._transformMatrix = old.slice(0, 6);
  6738. this._originalSave();
  6739. };
  6740. ctx.restore = function ctxRestore() {
  6741. var prev = this._transformStack.pop();
  6742. if (prev) {
  6743. this._transformMatrix = prev;
  6744. this._originalRestore();
  6745. }
  6746. };
  6747. ctx.translate = function ctxTranslate(x, y) {
  6748. var m = this._transformMatrix;
  6749. m[4] = m[0] * x + m[2] * y + m[4];
  6750. m[5] = m[1] * x + m[3] * y + m[5];
  6751. this._originalTranslate(x, y);
  6752. };
  6753. ctx.scale = function ctxScale(x, y) {
  6754. var m = this._transformMatrix;
  6755. m[0] = m[0] * x;
  6756. m[1] = m[1] * x;
  6757. m[2] = m[2] * y;
  6758. m[3] = m[3] * y;
  6759. this._originalScale(x, y);
  6760. };
  6761. ctx.transform = function ctxTransform(a, b, c, d, e, f) {
  6762. var m = this._transformMatrix;
  6763. this._transformMatrix = [
  6764. m[0] * a + m[2] * b,
  6765. m[1] * a + m[3] * b,
  6766. m[0] * c + m[2] * d,
  6767. m[1] * c + m[3] * d,
  6768. m[0] * e + m[2] * f + m[4],
  6769. m[1] * e + m[3] * f + m[5]
  6770. ];
  6771. ctx._originalTransform(a, b, c, d, e, f);
  6772. };
  6773. ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) {
  6774. this._transformMatrix = [
  6775. a,
  6776. b,
  6777. c,
  6778. d,
  6779. e,
  6780. f
  6781. ];
  6782. ctx._originalSetTransform(a, b, c, d, e, f);
  6783. };
  6784. ctx.rotate = function ctxRotate(angle) {
  6785. var cosValue = Math.cos(angle);
  6786. var sinValue = Math.sin(angle);
  6787. var m = this._transformMatrix;
  6788. this._transformMatrix = [
  6789. m[0] * cosValue + m[2] * sinValue,
  6790. m[1] * cosValue + m[3] * sinValue,
  6791. m[0] * -sinValue + m[2] * cosValue,
  6792. m[1] * -sinValue + m[3] * cosValue,
  6793. m[4],
  6794. m[5]
  6795. ];
  6796. this._originalRotate(angle);
  6797. };
  6798. }
  6799. }
  6800. var CachedCanvases = function CachedCanvasesClosure() {
  6801. function CachedCanvases(canvasFactory) {
  6802. this.canvasFactory = canvasFactory;
  6803. this.cache = Object.create(null);
  6804. }
  6805. CachedCanvases.prototype = {
  6806. getCanvas: function CachedCanvases_getCanvas(id, width, height, trackTransform) {
  6807. var canvasEntry;
  6808. if (this.cache[id] !== undefined) {
  6809. canvasEntry = this.cache[id];
  6810. this.canvasFactory.reset(canvasEntry, width, height);
  6811. canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0);
  6812. } else {
  6813. canvasEntry = this.canvasFactory.create(width, height);
  6814. this.cache[id] = canvasEntry;
  6815. }
  6816. if (trackTransform) {
  6817. addContextCurrentTransform(canvasEntry.context);
  6818. }
  6819. return canvasEntry;
  6820. },
  6821. clear: function () {
  6822. for (var id in this.cache) {
  6823. var canvasEntry = this.cache[id];
  6824. this.canvasFactory.destroy(canvasEntry);
  6825. delete this.cache[id];
  6826. }
  6827. }
  6828. };
  6829. return CachedCanvases;
  6830. }();
  6831. function compileType3Glyph(imgData) {
  6832. var POINT_TO_PROCESS_LIMIT = 1000;
  6833. var width = imgData.width, height = imgData.height;
  6834. var i, j, j0, width1 = width + 1;
  6835. var points = new Uint8Array(width1 * (height + 1));
  6836. var POINT_TYPES = new Uint8Array([
  6837. 0,
  6838. 2,
  6839. 4,
  6840. 0,
  6841. 1,
  6842. 0,
  6843. 5,
  6844. 4,
  6845. 8,
  6846. 10,
  6847. 0,
  6848. 8,
  6849. 0,
  6850. 2,
  6851. 1,
  6852. 0
  6853. ]);
  6854. var lineSize = width + 7 & ~7, data0 = imgData.data;
  6855. var data = new Uint8Array(lineSize * height), pos = 0, ii;
  6856. for (i = 0, ii = data0.length; i < ii; i++) {
  6857. var mask = 128, elem = data0[i];
  6858. while (mask > 0) {
  6859. data[pos++] = elem & mask ? 0 : 255;
  6860. mask >>= 1;
  6861. }
  6862. }
  6863. var count = 0;
  6864. pos = 0;
  6865. if (data[pos] !== 0) {
  6866. points[0] = 1;
  6867. ++count;
  6868. }
  6869. for (j = 1; j < width; j++) {
  6870. if (data[pos] !== data[pos + 1]) {
  6871. points[j] = data[pos] ? 2 : 1;
  6872. ++count;
  6873. }
  6874. pos++;
  6875. }
  6876. if (data[pos] !== 0) {
  6877. points[j] = 2;
  6878. ++count;
  6879. }
  6880. for (i = 1; i < height; i++) {
  6881. pos = i * lineSize;
  6882. j0 = i * width1;
  6883. if (data[pos - lineSize] !== data[pos]) {
  6884. points[j0] = data[pos] ? 1 : 8;
  6885. ++count;
  6886. }
  6887. var sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0);
  6888. for (j = 1; j < width; j++) {
  6889. sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) + (data[pos - lineSize + 1] ? 8 : 0);
  6890. if (POINT_TYPES[sum]) {
  6891. points[j0 + j] = POINT_TYPES[sum];
  6892. ++count;
  6893. }
  6894. pos++;
  6895. }
  6896. if (data[pos - lineSize] !== data[pos]) {
  6897. points[j0 + j] = data[pos] ? 2 : 4;
  6898. ++count;
  6899. }
  6900. if (count > POINT_TO_PROCESS_LIMIT) {
  6901. return null;
  6902. }
  6903. }
  6904. pos = lineSize * (height - 1);
  6905. j0 = i * width1;
  6906. if (data[pos] !== 0) {
  6907. points[j0] = 8;
  6908. ++count;
  6909. }
  6910. for (j = 1; j < width; j++) {
  6911. if (data[pos] !== data[pos + 1]) {
  6912. points[j0 + j] = data[pos] ? 4 : 8;
  6913. ++count;
  6914. }
  6915. pos++;
  6916. }
  6917. if (data[pos] !== 0) {
  6918. points[j0 + j] = 4;
  6919. ++count;
  6920. }
  6921. if (count > POINT_TO_PROCESS_LIMIT) {
  6922. return null;
  6923. }
  6924. var steps = new Int32Array([
  6925. 0,
  6926. width1,
  6927. -1,
  6928. 0,
  6929. -width1,
  6930. 0,
  6931. 0,
  6932. 0,
  6933. 1
  6934. ]);
  6935. var outlines = [];
  6936. for (i = 0; count && i <= height; i++) {
  6937. var p = i * width1;
  6938. var end = p + width;
  6939. while (p < end && !points[p]) {
  6940. p++;
  6941. }
  6942. if (p === end) {
  6943. continue;
  6944. }
  6945. var coords = [
  6946. p % width1,
  6947. i
  6948. ];
  6949. var type = points[p], p0 = p, pp;
  6950. do {
  6951. var step = steps[type];
  6952. do {
  6953. p += step;
  6954. } while (!points[p]);
  6955. pp = points[p];
  6956. if (pp !== 5 && pp !== 10) {
  6957. type = pp;
  6958. points[p] = 0;
  6959. } else {
  6960. type = pp & 0x33 * type >> 4;
  6961. points[p] &= type >> 2 | type << 2;
  6962. }
  6963. coords.push(p % width1);
  6964. coords.push(p / width1 | 0);
  6965. --count;
  6966. } while (p0 !== p);
  6967. outlines.push(coords);
  6968. --i;
  6969. }
  6970. var drawOutline = function (c) {
  6971. c.save();
  6972. c.scale(1 / width, -1 / height);
  6973. c.translate(0, -height);
  6974. c.beginPath();
  6975. for (var i = 0, ii = outlines.length; i < ii; i++) {
  6976. var o = outlines[i];
  6977. c.moveTo(o[0], o[1]);
  6978. for (var j = 2, jj = o.length; j < jj; j += 2) {
  6979. c.lineTo(o[j], o[j + 1]);
  6980. }
  6981. }
  6982. c.fill();
  6983. c.beginPath();
  6984. c.restore();
  6985. };
  6986. return drawOutline;
  6987. }
  6988. var CanvasExtraState = function CanvasExtraStateClosure() {
  6989. function CanvasExtraState(old) {
  6990. this.alphaIsShape = false;
  6991. this.fontSize = 0;
  6992. this.fontSizeScale = 1;
  6993. this.textMatrix = IDENTITY_MATRIX;
  6994. this.textMatrixScale = 1;
  6995. this.fontMatrix = FONT_IDENTITY_MATRIX;
  6996. this.leading = 0;
  6997. this.x = 0;
  6998. this.y = 0;
  6999. this.lineX = 0;
  7000. this.lineY = 0;
  7001. this.charSpacing = 0;
  7002. this.wordSpacing = 0;
  7003. this.textHScale = 1;
  7004. this.textRenderingMode = TextRenderingMode.FILL;
  7005. this.textRise = 0;
  7006. this.fillColor = '#000000';
  7007. this.strokeColor = '#000000';
  7008. this.patternFill = false;
  7009. this.fillAlpha = 1;
  7010. this.strokeAlpha = 1;
  7011. this.lineWidth = 1;
  7012. this.activeSMask = null;
  7013. this.resumeSMaskCtx = null;
  7014. this.old = old;
  7015. }
  7016. CanvasExtraState.prototype = {
  7017. clone: function CanvasExtraState_clone() {
  7018. return Object.create(this);
  7019. },
  7020. setCurrentPoint: function CanvasExtraState_setCurrentPoint(x, y) {
  7021. this.x = x;
  7022. this.y = y;
  7023. }
  7024. };
  7025. return CanvasExtraState;
  7026. }();
  7027. var CanvasGraphics = function CanvasGraphicsClosure() {
  7028. var EXECUTION_TIME = 15;
  7029. var EXECUTION_STEPS = 10;
  7030. function CanvasGraphics(canvasCtx, commonObjs, objs, canvasFactory, imageLayer) {
  7031. this.ctx = canvasCtx;
  7032. this.current = new CanvasExtraState();
  7033. this.stateStack = [];
  7034. this.pendingClip = null;
  7035. this.pendingEOFill = false;
  7036. this.res = null;
  7037. this.xobjs = null;
  7038. this.commonObjs = commonObjs;
  7039. this.objs = objs;
  7040. this.canvasFactory = canvasFactory;
  7041. this.imageLayer = imageLayer;
  7042. this.groupStack = [];
  7043. this.processingType3 = null;
  7044. this.baseTransform = null;
  7045. this.baseTransformStack = [];
  7046. this.groupLevel = 0;
  7047. this.smaskStack = [];
  7048. this.smaskCounter = 0;
  7049. this.tempSMask = null;
  7050. this.cachedCanvases = new CachedCanvases(this.canvasFactory);
  7051. if (canvasCtx) {
  7052. addContextCurrentTransform(canvasCtx);
  7053. }
  7054. this.cachedGetSinglePixelWidth = null;
  7055. }
  7056. function putBinaryImageData(ctx, imgData) {
  7057. if (typeof ImageData !== 'undefined' && imgData instanceof ImageData) {
  7058. ctx.putImageData(imgData, 0, 0);
  7059. return;
  7060. }
  7061. var height = imgData.height, width = imgData.width;
  7062. var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
  7063. var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
  7064. var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
  7065. var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
  7066. var srcPos = 0, destPos;
  7067. var src = imgData.data;
  7068. var dest = chunkImgData.data;
  7069. var i, j, thisChunkHeight, elemsInThisChunk;
  7070. if (imgData.kind === ImageKind.GRAYSCALE_1BPP) {
  7071. var srcLength = src.byteLength;
  7072. var dest32 = HasCanvasTypedArraysCached.value ? new Uint32Array(dest.buffer) : new Uint32ArrayView(dest);
  7073. var dest32DataLength = dest32.length;
  7074. var fullSrcDiff = width + 7 >> 3;
  7075. var white = 0xFFFFFFFF;
  7076. var black = IsLittleEndianCached.value || !HasCanvasTypedArraysCached.value ? 0xFF000000 : 0x000000FF;
  7077. for (i = 0; i < totalChunks; i++) {
  7078. thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
  7079. destPos = 0;
  7080. for (j = 0; j < thisChunkHeight; j++) {
  7081. var srcDiff = srcLength - srcPos;
  7082. var k = 0;
  7083. var kEnd = srcDiff > fullSrcDiff ? width : srcDiff * 8 - 7;
  7084. var kEndUnrolled = kEnd & ~7;
  7085. var mask = 0;
  7086. var srcByte = 0;
  7087. for (; k < kEndUnrolled; k += 8) {
  7088. srcByte = src[srcPos++];
  7089. dest32[destPos++] = srcByte & 128 ? white : black;
  7090. dest32[destPos++] = srcByte & 64 ? white : black;
  7091. dest32[destPos++] = srcByte & 32 ? white : black;
  7092. dest32[destPos++] = srcByte & 16 ? white : black;
  7093. dest32[destPos++] = srcByte & 8 ? white : black;
  7094. dest32[destPos++] = srcByte & 4 ? white : black;
  7095. dest32[destPos++] = srcByte & 2 ? white : black;
  7096. dest32[destPos++] = srcByte & 1 ? white : black;
  7097. }
  7098. for (; k < kEnd; k++) {
  7099. if (mask === 0) {
  7100. srcByte = src[srcPos++];
  7101. mask = 128;
  7102. }
  7103. dest32[destPos++] = srcByte & mask ? white : black;
  7104. mask >>= 1;
  7105. }
  7106. }
  7107. while (destPos < dest32DataLength) {
  7108. dest32[destPos++] = 0;
  7109. }
  7110. ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
  7111. }
  7112. } else if (imgData.kind === ImageKind.RGBA_32BPP) {
  7113. j = 0;
  7114. elemsInThisChunk = width * FULL_CHUNK_HEIGHT * 4;
  7115. for (i = 0; i < fullChunks; i++) {
  7116. dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
  7117. srcPos += elemsInThisChunk;
  7118. ctx.putImageData(chunkImgData, 0, j);
  7119. j += FULL_CHUNK_HEIGHT;
  7120. }
  7121. if (i < totalChunks) {
  7122. elemsInThisChunk = width * partialChunkHeight * 4;
  7123. dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
  7124. ctx.putImageData(chunkImgData, 0, j);
  7125. }
  7126. } else if (imgData.kind === ImageKind.RGB_24BPP) {
  7127. thisChunkHeight = FULL_CHUNK_HEIGHT;
  7128. elemsInThisChunk = width * thisChunkHeight;
  7129. for (i = 0; i < totalChunks; i++) {
  7130. if (i >= fullChunks) {
  7131. thisChunkHeight = partialChunkHeight;
  7132. elemsInThisChunk = width * thisChunkHeight;
  7133. }
  7134. destPos = 0;
  7135. for (j = elemsInThisChunk; j--;) {
  7136. dest[destPos++] = src[srcPos++];
  7137. dest[destPos++] = src[srcPos++];
  7138. dest[destPos++] = src[srcPos++];
  7139. dest[destPos++] = 255;
  7140. }
  7141. ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
  7142. }
  7143. } else {
  7144. error('bad image kind: ' + imgData.kind);
  7145. }
  7146. }
  7147. function putBinaryImageMask(ctx, imgData) {
  7148. var height = imgData.height, width = imgData.width;
  7149. var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
  7150. var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
  7151. var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
  7152. var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
  7153. var srcPos = 0;
  7154. var src = imgData.data;
  7155. var dest = chunkImgData.data;
  7156. for (var i = 0; i < totalChunks; i++) {
  7157. var thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
  7158. var destPos = 3;
  7159. for (var j = 0; j < thisChunkHeight; j++) {
  7160. var mask = 0;
  7161. for (var k = 0; k < width; k++) {
  7162. if (!mask) {
  7163. var elem = src[srcPos++];
  7164. mask = 128;
  7165. }
  7166. dest[destPos] = elem & mask ? 0 : 255;
  7167. destPos += 4;
  7168. mask >>= 1;
  7169. }
  7170. }
  7171. ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
  7172. }
  7173. }
  7174. function copyCtxState(sourceCtx, destCtx) {
  7175. var properties = [
  7176. 'strokeStyle',
  7177. 'fillStyle',
  7178. 'fillRule',
  7179. 'globalAlpha',
  7180. 'lineWidth',
  7181. 'lineCap',
  7182. 'lineJoin',
  7183. 'miterLimit',
  7184. 'globalCompositeOperation',
  7185. 'font'
  7186. ];
  7187. for (var i = 0, ii = properties.length; i < ii; i++) {
  7188. var property = properties[i];
  7189. if (sourceCtx[property] !== undefined) {
  7190. destCtx[property] = sourceCtx[property];
  7191. }
  7192. }
  7193. if (sourceCtx.setLineDash !== undefined) {
  7194. destCtx.setLineDash(sourceCtx.getLineDash());
  7195. destCtx.lineDashOffset = sourceCtx.lineDashOffset;
  7196. }
  7197. }
  7198. function composeSMaskBackdrop(bytes, r0, g0, b0) {
  7199. var length = bytes.length;
  7200. for (var i = 3; i < length; i += 4) {
  7201. var alpha = bytes[i];
  7202. if (alpha === 0) {
  7203. bytes[i - 3] = r0;
  7204. bytes[i - 2] = g0;
  7205. bytes[i - 1] = b0;
  7206. } else if (alpha < 255) {
  7207. var alpha_ = 255 - alpha;
  7208. bytes[i - 3] = bytes[i - 3] * alpha + r0 * alpha_ >> 8;
  7209. bytes[i - 2] = bytes[i - 2] * alpha + g0 * alpha_ >> 8;
  7210. bytes[i - 1] = bytes[i - 1] * alpha + b0 * alpha_ >> 8;
  7211. }
  7212. }
  7213. }
  7214. function composeSMaskAlpha(maskData, layerData, transferMap) {
  7215. var length = maskData.length;
  7216. var scale = 1 / 255;
  7217. for (var i = 3; i < length; i += 4) {
  7218. var alpha = transferMap ? transferMap[maskData[i]] : maskData[i];
  7219. layerData[i] = layerData[i] * alpha * scale | 0;
  7220. }
  7221. }
  7222. function composeSMaskLuminosity(maskData, layerData, transferMap) {
  7223. var length = maskData.length;
  7224. for (var i = 3; i < length; i += 4) {
  7225. var y = maskData[i - 3] * 77 + maskData[i - 2] * 152 + maskData[i - 1] * 28;
  7226. layerData[i] = transferMap ? layerData[i] * transferMap[y >> 8] >> 8 : layerData[i] * y >> 16;
  7227. }
  7228. }
  7229. function genericComposeSMask(maskCtx, layerCtx, width, height, subtype, backdrop, transferMap) {
  7230. var hasBackdrop = !!backdrop;
  7231. var r0 = hasBackdrop ? backdrop[0] : 0;
  7232. var g0 = hasBackdrop ? backdrop[1] : 0;
  7233. var b0 = hasBackdrop ? backdrop[2] : 0;
  7234. var composeFn;
  7235. if (subtype === 'Luminosity') {
  7236. composeFn = composeSMaskLuminosity;
  7237. } else {
  7238. composeFn = composeSMaskAlpha;
  7239. }
  7240. var PIXELS_TO_PROCESS = 1048576;
  7241. var chunkSize = Math.min(height, Math.ceil(PIXELS_TO_PROCESS / width));
  7242. for (var row = 0; row < height; row += chunkSize) {
  7243. var chunkHeight = Math.min(chunkSize, height - row);
  7244. var maskData = maskCtx.getImageData(0, row, width, chunkHeight);
  7245. var layerData = layerCtx.getImageData(0, row, width, chunkHeight);
  7246. if (hasBackdrop) {
  7247. composeSMaskBackdrop(maskData.data, r0, g0, b0);
  7248. }
  7249. composeFn(maskData.data, layerData.data, transferMap);
  7250. maskCtx.putImageData(layerData, 0, row);
  7251. }
  7252. }
  7253. function composeSMask(ctx, smask, layerCtx) {
  7254. var mask = smask.canvas;
  7255. var maskCtx = smask.context;
  7256. ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY, smask.offsetX, smask.offsetY);
  7257. var backdrop = smask.backdrop || null;
  7258. if (!smask.transferMap && WebGLUtils.isEnabled) {
  7259. var composed = WebGLUtils.composeSMask(layerCtx.canvas, mask, {
  7260. subtype: smask.subtype,
  7261. backdrop: backdrop
  7262. });
  7263. ctx.setTransform(1, 0, 0, 1, 0, 0);
  7264. ctx.drawImage(composed, smask.offsetX, smask.offsetY);
  7265. return;
  7266. }
  7267. genericComposeSMask(maskCtx, layerCtx, mask.width, mask.height, smask.subtype, backdrop, smask.transferMap);
  7268. ctx.drawImage(mask, 0, 0);
  7269. }
  7270. var LINE_CAP_STYLES = [
  7271. 'butt',
  7272. 'round',
  7273. 'square'
  7274. ];
  7275. var LINE_JOIN_STYLES = [
  7276. 'miter',
  7277. 'round',
  7278. 'bevel'
  7279. ];
  7280. var NORMAL_CLIP = {};
  7281. var EO_CLIP = {};
  7282. CanvasGraphics.prototype = {
  7283. beginDrawing: function CanvasGraphics_beginDrawing(transform, viewport, transparency) {
  7284. var width = this.ctx.canvas.width;
  7285. var height = this.ctx.canvas.height;
  7286. this.ctx.save();
  7287. this.ctx.fillStyle = 'rgb(255, 255, 255)';
  7288. this.ctx.fillRect(0, 0, width, height);
  7289. this.ctx.restore();
  7290. if (transparency) {
  7291. var transparentCanvas = this.cachedCanvases.getCanvas('transparent', width, height, true);
  7292. this.compositeCtx = this.ctx;
  7293. this.transparentCanvas = transparentCanvas.canvas;
  7294. this.ctx = transparentCanvas.context;
  7295. this.ctx.save();
  7296. this.ctx.transform.apply(this.ctx, this.compositeCtx.mozCurrentTransform);
  7297. }
  7298. this.ctx.save();
  7299. if (transform) {
  7300. this.ctx.transform.apply(this.ctx, transform);
  7301. }
  7302. this.ctx.transform.apply(this.ctx, viewport.transform);
  7303. this.baseTransform = this.ctx.mozCurrentTransform.slice();
  7304. if (this.imageLayer) {
  7305. this.imageLayer.beginLayout();
  7306. }
  7307. },
  7308. executeOperatorList: function CanvasGraphics_executeOperatorList(operatorList, executionStartIdx, continueCallback, stepper) {
  7309. var argsArray = operatorList.argsArray;
  7310. var fnArray = operatorList.fnArray;
  7311. var i = executionStartIdx || 0;
  7312. var argsArrayLen = argsArray.length;
  7313. if (argsArrayLen === i) {
  7314. return i;
  7315. }
  7316. var chunkOperations = argsArrayLen - i > EXECUTION_STEPS && typeof continueCallback === 'function';
  7317. var endTime = chunkOperations ? Date.now() + EXECUTION_TIME : 0;
  7318. var steps = 0;
  7319. var commonObjs = this.commonObjs;
  7320. var objs = this.objs;
  7321. var fnId;
  7322. while (true) {
  7323. if (stepper !== undefined && i === stepper.nextBreakPoint) {
  7324. stepper.breakIt(i, continueCallback);
  7325. return i;
  7326. }
  7327. fnId = fnArray[i];
  7328. if (fnId !== OPS.dependency) {
  7329. this[fnId].apply(this, argsArray[i]);
  7330. } else {
  7331. var deps = argsArray[i];
  7332. for (var n = 0, nn = deps.length; n < nn; n++) {
  7333. var depObjId = deps[n];
  7334. var common = depObjId[0] === 'g' && depObjId[1] === '_';
  7335. var objsPool = common ? commonObjs : objs;
  7336. if (!objsPool.isResolved(depObjId)) {
  7337. objsPool.get(depObjId, continueCallback);
  7338. return i;
  7339. }
  7340. }
  7341. }
  7342. i++;
  7343. if (i === argsArrayLen) {
  7344. return i;
  7345. }
  7346. if (chunkOperations && ++steps > EXECUTION_STEPS) {
  7347. if (Date.now() > endTime) {
  7348. continueCallback();
  7349. return i;
  7350. }
  7351. steps = 0;
  7352. }
  7353. }
  7354. },
  7355. endDrawing: function CanvasGraphics_endDrawing() {
  7356. if (this.current.activeSMask !== null) {
  7357. this.endSMaskGroup();
  7358. }
  7359. this.ctx.restore();
  7360. if (this.transparentCanvas) {
  7361. this.ctx = this.compositeCtx;
  7362. this.ctx.save();
  7363. this.ctx.setTransform(1, 0, 0, 1, 0, 0);
  7364. this.ctx.drawImage(this.transparentCanvas, 0, 0);
  7365. this.ctx.restore();
  7366. this.transparentCanvas = null;
  7367. }
  7368. this.cachedCanvases.clear();
  7369. WebGLUtils.clear();
  7370. if (this.imageLayer) {
  7371. this.imageLayer.endLayout();
  7372. }
  7373. },
  7374. setLineWidth: function CanvasGraphics_setLineWidth(width) {
  7375. this.current.lineWidth = width;
  7376. this.ctx.lineWidth = width;
  7377. },
  7378. setLineCap: function CanvasGraphics_setLineCap(style) {
  7379. this.ctx.lineCap = LINE_CAP_STYLES[style];
  7380. },
  7381. setLineJoin: function CanvasGraphics_setLineJoin(style) {
  7382. this.ctx.lineJoin = LINE_JOIN_STYLES[style];
  7383. },
  7384. setMiterLimit: function CanvasGraphics_setMiterLimit(limit) {
  7385. this.ctx.miterLimit = limit;
  7386. },
  7387. setDash: function CanvasGraphics_setDash(dashArray, dashPhase) {
  7388. var ctx = this.ctx;
  7389. if (ctx.setLineDash !== undefined) {
  7390. ctx.setLineDash(dashArray);
  7391. ctx.lineDashOffset = dashPhase;
  7392. }
  7393. },
  7394. setRenderingIntent: function CanvasGraphics_setRenderingIntent(intent) {
  7395. },
  7396. setFlatness: function CanvasGraphics_setFlatness(flatness) {
  7397. },
  7398. setGState: function CanvasGraphics_setGState(states) {
  7399. for (var i = 0, ii = states.length; i < ii; i++) {
  7400. var state = states[i];
  7401. var key = state[0];
  7402. var value = state[1];
  7403. switch (key) {
  7404. case 'LW':
  7405. this.setLineWidth(value);
  7406. break;
  7407. case 'LC':
  7408. this.setLineCap(value);
  7409. break;
  7410. case 'LJ':
  7411. this.setLineJoin(value);
  7412. break;
  7413. case 'ML':
  7414. this.setMiterLimit(value);
  7415. break;
  7416. case 'D':
  7417. this.setDash(value[0], value[1]);
  7418. break;
  7419. case 'RI':
  7420. this.setRenderingIntent(value);
  7421. break;
  7422. case 'FL':
  7423. this.setFlatness(value);
  7424. break;
  7425. case 'Font':
  7426. this.setFont(value[0], value[1]);
  7427. break;
  7428. case 'CA':
  7429. this.current.strokeAlpha = state[1];
  7430. break;
  7431. case 'ca':
  7432. this.current.fillAlpha = state[1];
  7433. this.ctx.globalAlpha = state[1];
  7434. break;
  7435. case 'BM':
  7436. if (value && value.name && value.name !== 'Normal') {
  7437. var mode = value.name.replace(/([A-Z])/g, function (c) {
  7438. return '-' + c.toLowerCase();
  7439. }).substring(1);
  7440. this.ctx.globalCompositeOperation = mode;
  7441. if (this.ctx.globalCompositeOperation !== mode) {
  7442. warn('globalCompositeOperation "' + mode + '" is not supported');
  7443. }
  7444. } else {
  7445. this.ctx.globalCompositeOperation = 'source-over';
  7446. }
  7447. break;
  7448. case 'SMask':
  7449. if (this.current.activeSMask) {
  7450. if (this.stateStack.length > 0 && this.stateStack[this.stateStack.length - 1].activeSMask === this.current.activeSMask) {
  7451. this.suspendSMaskGroup();
  7452. } else {
  7453. this.endSMaskGroup();
  7454. }
  7455. }
  7456. this.current.activeSMask = value ? this.tempSMask : null;
  7457. if (this.current.activeSMask) {
  7458. this.beginSMaskGroup();
  7459. }
  7460. this.tempSMask = null;
  7461. break;
  7462. }
  7463. }
  7464. },
  7465. beginSMaskGroup: function CanvasGraphics_beginSMaskGroup() {
  7466. var activeSMask = this.current.activeSMask;
  7467. var drawnWidth = activeSMask.canvas.width;
  7468. var drawnHeight = activeSMask.canvas.height;
  7469. var cacheId = 'smaskGroupAt' + this.groupLevel;
  7470. var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
  7471. var currentCtx = this.ctx;
  7472. var currentTransform = currentCtx.mozCurrentTransform;
  7473. this.ctx.save();
  7474. var groupCtx = scratchCanvas.context;
  7475. groupCtx.scale(1 / activeSMask.scaleX, 1 / activeSMask.scaleY);
  7476. groupCtx.translate(-activeSMask.offsetX, -activeSMask.offsetY);
  7477. groupCtx.transform.apply(groupCtx, currentTransform);
  7478. activeSMask.startTransformInverse = groupCtx.mozCurrentTransformInverse;
  7479. copyCtxState(currentCtx, groupCtx);
  7480. this.ctx = groupCtx;
  7481. this.setGState([
  7482. [
  7483. 'BM',
  7484. 'Normal'
  7485. ],
  7486. [
  7487. 'ca',
  7488. 1
  7489. ],
  7490. [
  7491. 'CA',
  7492. 1
  7493. ]
  7494. ]);
  7495. this.groupStack.push(currentCtx);
  7496. this.groupLevel++;
  7497. },
  7498. suspendSMaskGroup: function CanvasGraphics_endSMaskGroup() {
  7499. var groupCtx = this.ctx;
  7500. this.groupLevel--;
  7501. this.ctx = this.groupStack.pop();
  7502. composeSMask(this.ctx, this.current.activeSMask, groupCtx);
  7503. this.ctx.restore();
  7504. this.ctx.save();
  7505. copyCtxState(groupCtx, this.ctx);
  7506. this.current.resumeSMaskCtx = groupCtx;
  7507. var deltaTransform = Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
  7508. this.ctx.transform.apply(this.ctx, deltaTransform);
  7509. groupCtx.save();
  7510. groupCtx.setTransform(1, 0, 0, 1, 0, 0);
  7511. groupCtx.clearRect(0, 0, groupCtx.canvas.width, groupCtx.canvas.height);
  7512. groupCtx.restore();
  7513. },
  7514. resumeSMaskGroup: function CanvasGraphics_endSMaskGroup() {
  7515. var groupCtx = this.current.resumeSMaskCtx;
  7516. var currentCtx = this.ctx;
  7517. this.ctx = groupCtx;
  7518. this.groupStack.push(currentCtx);
  7519. this.groupLevel++;
  7520. },
  7521. endSMaskGroup: function CanvasGraphics_endSMaskGroup() {
  7522. var groupCtx = this.ctx;
  7523. this.groupLevel--;
  7524. this.ctx = this.groupStack.pop();
  7525. composeSMask(this.ctx, this.current.activeSMask, groupCtx);
  7526. this.ctx.restore();
  7527. copyCtxState(groupCtx, this.ctx);
  7528. var deltaTransform = Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
  7529. this.ctx.transform.apply(this.ctx, deltaTransform);
  7530. },
  7531. save: function CanvasGraphics_save() {
  7532. this.ctx.save();
  7533. var old = this.current;
  7534. this.stateStack.push(old);
  7535. this.current = old.clone();
  7536. this.current.resumeSMaskCtx = null;
  7537. },
  7538. restore: function CanvasGraphics_restore() {
  7539. if (this.current.resumeSMaskCtx) {
  7540. this.resumeSMaskGroup();
  7541. }
  7542. if (this.current.activeSMask !== null && (this.stateStack.length === 0 || this.stateStack[this.stateStack.length - 1].activeSMask !== this.current.activeSMask)) {
  7543. this.endSMaskGroup();
  7544. }
  7545. if (this.stateStack.length !== 0) {
  7546. this.current = this.stateStack.pop();
  7547. this.ctx.restore();
  7548. this.pendingClip = null;
  7549. this.cachedGetSinglePixelWidth = null;
  7550. }
  7551. },
  7552. transform: function CanvasGraphics_transform(a, b, c, d, e, f) {
  7553. this.ctx.transform(a, b, c, d, e, f);
  7554. this.cachedGetSinglePixelWidth = null;
  7555. },
  7556. constructPath: function CanvasGraphics_constructPath(ops, args) {
  7557. var ctx = this.ctx;
  7558. var current = this.current;
  7559. var x = current.x, y = current.y;
  7560. for (var i = 0, j = 0, ii = ops.length; i < ii; i++) {
  7561. switch (ops[i] | 0) {
  7562. case OPS.rectangle:
  7563. x = args[j++];
  7564. y = args[j++];
  7565. var width = args[j++];
  7566. var height = args[j++];
  7567. if (width === 0) {
  7568. width = this.getSinglePixelWidth();
  7569. }
  7570. if (height === 0) {
  7571. height = this.getSinglePixelWidth();
  7572. }
  7573. var xw = x + width;
  7574. var yh = y + height;
  7575. this.ctx.moveTo(x, y);
  7576. this.ctx.lineTo(xw, y);
  7577. this.ctx.lineTo(xw, yh);
  7578. this.ctx.lineTo(x, yh);
  7579. this.ctx.lineTo(x, y);
  7580. this.ctx.closePath();
  7581. break;
  7582. case OPS.moveTo:
  7583. x = args[j++];
  7584. y = args[j++];
  7585. ctx.moveTo(x, y);
  7586. break;
  7587. case OPS.lineTo:
  7588. x = args[j++];
  7589. y = args[j++];
  7590. ctx.lineTo(x, y);
  7591. break;
  7592. case OPS.curveTo:
  7593. x = args[j + 4];
  7594. y = args[j + 5];
  7595. ctx.bezierCurveTo(args[j], args[j + 1], args[j + 2], args[j + 3], x, y);
  7596. j += 6;
  7597. break;
  7598. case OPS.curveTo2:
  7599. ctx.bezierCurveTo(x, y, args[j], args[j + 1], args[j + 2], args[j + 3]);
  7600. x = args[j + 2];
  7601. y = args[j + 3];
  7602. j += 4;
  7603. break;
  7604. case OPS.curveTo3:
  7605. x = args[j + 2];
  7606. y = args[j + 3];
  7607. ctx.bezierCurveTo(args[j], args[j + 1], x, y, x, y);
  7608. j += 4;
  7609. break;
  7610. case OPS.closePath:
  7611. ctx.closePath();
  7612. break;
  7613. }
  7614. }
  7615. current.setCurrentPoint(x, y);
  7616. },
  7617. closePath: function CanvasGraphics_closePath() {
  7618. this.ctx.closePath();
  7619. },
  7620. stroke: function CanvasGraphics_stroke(consumePath) {
  7621. consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
  7622. var ctx = this.ctx;
  7623. var strokeColor = this.current.strokeColor;
  7624. ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth);
  7625. ctx.globalAlpha = this.current.strokeAlpha;
  7626. if (strokeColor && strokeColor.hasOwnProperty('type') && strokeColor.type === 'Pattern') {
  7627. ctx.save();
  7628. ctx.strokeStyle = strokeColor.getPattern(ctx, this);
  7629. ctx.stroke();
  7630. ctx.restore();
  7631. } else {
  7632. ctx.stroke();
  7633. }
  7634. if (consumePath) {
  7635. this.consumePath();
  7636. }
  7637. ctx.globalAlpha = this.current.fillAlpha;
  7638. },
  7639. closeStroke: function CanvasGraphics_closeStroke() {
  7640. this.closePath();
  7641. this.stroke();
  7642. },
  7643. fill: function CanvasGraphics_fill(consumePath) {
  7644. consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
  7645. var ctx = this.ctx;
  7646. var fillColor = this.current.fillColor;
  7647. var isPatternFill = this.current.patternFill;
  7648. var needRestore = false;
  7649. if (isPatternFill) {
  7650. ctx.save();
  7651. if (this.baseTransform) {
  7652. ctx.setTransform.apply(ctx, this.baseTransform);
  7653. }
  7654. ctx.fillStyle = fillColor.getPattern(ctx, this);
  7655. needRestore = true;
  7656. }
  7657. if (this.pendingEOFill) {
  7658. ctx.fill('evenodd');
  7659. this.pendingEOFill = false;
  7660. } else {
  7661. ctx.fill();
  7662. }
  7663. if (needRestore) {
  7664. ctx.restore();
  7665. }
  7666. if (consumePath) {
  7667. this.consumePath();
  7668. }
  7669. },
  7670. eoFill: function CanvasGraphics_eoFill() {
  7671. this.pendingEOFill = true;
  7672. this.fill();
  7673. },
  7674. fillStroke: function CanvasGraphics_fillStroke() {
  7675. this.fill(false);
  7676. this.stroke(false);
  7677. this.consumePath();
  7678. },
  7679. eoFillStroke: function CanvasGraphics_eoFillStroke() {
  7680. this.pendingEOFill = true;
  7681. this.fillStroke();
  7682. },
  7683. closeFillStroke: function CanvasGraphics_closeFillStroke() {
  7684. this.closePath();
  7685. this.fillStroke();
  7686. },
  7687. closeEOFillStroke: function CanvasGraphics_closeEOFillStroke() {
  7688. this.pendingEOFill = true;
  7689. this.closePath();
  7690. this.fillStroke();
  7691. },
  7692. endPath: function CanvasGraphics_endPath() {
  7693. this.consumePath();
  7694. },
  7695. clip: function CanvasGraphics_clip() {
  7696. this.pendingClip = NORMAL_CLIP;
  7697. },
  7698. eoClip: function CanvasGraphics_eoClip() {
  7699. this.pendingClip = EO_CLIP;
  7700. },
  7701. beginText: function CanvasGraphics_beginText() {
  7702. this.current.textMatrix = IDENTITY_MATRIX;
  7703. this.current.textMatrixScale = 1;
  7704. this.current.x = this.current.lineX = 0;
  7705. this.current.y = this.current.lineY = 0;
  7706. },
  7707. endText: function CanvasGraphics_endText() {
  7708. var paths = this.pendingTextPaths;
  7709. var ctx = this.ctx;
  7710. if (paths === undefined) {
  7711. ctx.beginPath();
  7712. return;
  7713. }
  7714. ctx.save();
  7715. ctx.beginPath();
  7716. for (var i = 0; i < paths.length; i++) {
  7717. var path = paths[i];
  7718. ctx.setTransform.apply(ctx, path.transform);
  7719. ctx.translate(path.x, path.y);
  7720. path.addToPath(ctx, path.fontSize);
  7721. }
  7722. ctx.restore();
  7723. ctx.clip();
  7724. ctx.beginPath();
  7725. delete this.pendingTextPaths;
  7726. },
  7727. setCharSpacing: function CanvasGraphics_setCharSpacing(spacing) {
  7728. this.current.charSpacing = spacing;
  7729. },
  7730. setWordSpacing: function CanvasGraphics_setWordSpacing(spacing) {
  7731. this.current.wordSpacing = spacing;
  7732. },
  7733. setHScale: function CanvasGraphics_setHScale(scale) {
  7734. this.current.textHScale = scale / 100;
  7735. },
  7736. setLeading: function CanvasGraphics_setLeading(leading) {
  7737. this.current.leading = -leading;
  7738. },
  7739. setFont: function CanvasGraphics_setFont(fontRefName, size) {
  7740. var fontObj = this.commonObjs.get(fontRefName);
  7741. var current = this.current;
  7742. if (!fontObj) {
  7743. error('Can\'t find font for ' + fontRefName);
  7744. }
  7745. current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : FONT_IDENTITY_MATRIX;
  7746. if (current.fontMatrix[0] === 0 || current.fontMatrix[3] === 0) {
  7747. warn('Invalid font matrix for font ' + fontRefName);
  7748. }
  7749. if (size < 0) {
  7750. size = -size;
  7751. current.fontDirection = -1;
  7752. } else {
  7753. current.fontDirection = 1;
  7754. }
  7755. this.current.font = fontObj;
  7756. this.current.fontSize = size;
  7757. if (fontObj.isType3Font) {
  7758. return;
  7759. }
  7760. var name = fontObj.loadedName || 'sans-serif';
  7761. var bold = fontObj.black ? '900' : fontObj.bold ? 'bold' : 'normal';
  7762. var italic = fontObj.italic ? 'italic' : 'normal';
  7763. var typeface = '"' + name + '", ' + fontObj.fallbackName;
  7764. var browserFontSize = size < MIN_FONT_SIZE ? MIN_FONT_SIZE : size > MAX_FONT_SIZE ? MAX_FONT_SIZE : size;
  7765. this.current.fontSizeScale = size / browserFontSize;
  7766. var rule = italic + ' ' + bold + ' ' + browserFontSize + 'px ' + typeface;
  7767. this.ctx.font = rule;
  7768. },
  7769. setTextRenderingMode: function CanvasGraphics_setTextRenderingMode(mode) {
  7770. this.current.textRenderingMode = mode;
  7771. },
  7772. setTextRise: function CanvasGraphics_setTextRise(rise) {
  7773. this.current.textRise = rise;
  7774. },
  7775. moveText: function CanvasGraphics_moveText(x, y) {
  7776. this.current.x = this.current.lineX += x;
  7777. this.current.y = this.current.lineY += y;
  7778. },
  7779. setLeadingMoveText: function CanvasGraphics_setLeadingMoveText(x, y) {
  7780. this.setLeading(-y);
  7781. this.moveText(x, y);
  7782. },
  7783. setTextMatrix: function CanvasGraphics_setTextMatrix(a, b, c, d, e, f) {
  7784. this.current.textMatrix = [
  7785. a,
  7786. b,
  7787. c,
  7788. d,
  7789. e,
  7790. f
  7791. ];
  7792. this.current.textMatrixScale = Math.sqrt(a * a + b * b);
  7793. this.current.x = this.current.lineX = 0;
  7794. this.current.y = this.current.lineY = 0;
  7795. },
  7796. nextLine: function CanvasGraphics_nextLine() {
  7797. this.moveText(0, this.current.leading);
  7798. },
  7799. paintChar: function CanvasGraphics_paintChar(character, x, y) {
  7800. var ctx = this.ctx;
  7801. var current = this.current;
  7802. var font = current.font;
  7803. var textRenderingMode = current.textRenderingMode;
  7804. var fontSize = current.fontSize / current.fontSizeScale;
  7805. var fillStrokeMode = textRenderingMode & TextRenderingMode.FILL_STROKE_MASK;
  7806. var isAddToPathSet = !!(textRenderingMode & TextRenderingMode.ADD_TO_PATH_FLAG);
  7807. var addToPath;
  7808. if (font.disableFontFace || isAddToPathSet) {
  7809. addToPath = font.getPathGenerator(this.commonObjs, character);
  7810. }
  7811. if (font.disableFontFace) {
  7812. ctx.save();
  7813. ctx.translate(x, y);
  7814. ctx.beginPath();
  7815. addToPath(ctx, fontSize);
  7816. if (fillStrokeMode === TextRenderingMode.FILL || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
  7817. ctx.fill();
  7818. }
  7819. if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
  7820. ctx.stroke();
  7821. }
  7822. ctx.restore();
  7823. } else {
  7824. if (fillStrokeMode === TextRenderingMode.FILL || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
  7825. ctx.fillText(character, x, y);
  7826. }
  7827. if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
  7828. ctx.strokeText(character, x, y);
  7829. }
  7830. }
  7831. if (isAddToPathSet) {
  7832. var paths = this.pendingTextPaths || (this.pendingTextPaths = []);
  7833. paths.push({
  7834. transform: ctx.mozCurrentTransform,
  7835. x: x,
  7836. y: y,
  7837. fontSize: fontSize,
  7838. addToPath: addToPath
  7839. });
  7840. }
  7841. },
  7842. get isFontSubpixelAAEnabled() {
  7843. var ctx = this.canvasFactory.create(10, 10).context;
  7844. ctx.scale(1.5, 1);
  7845. ctx.fillText('I', 0, 10);
  7846. var data = ctx.getImageData(0, 0, 10, 10).data;
  7847. var enabled = false;
  7848. for (var i = 3; i < data.length; i += 4) {
  7849. if (data[i] > 0 && data[i] < 255) {
  7850. enabled = true;
  7851. break;
  7852. }
  7853. }
  7854. return shadow(this, 'isFontSubpixelAAEnabled', enabled);
  7855. },
  7856. showText: function CanvasGraphics_showText(glyphs) {
  7857. var current = this.current;
  7858. var font = current.font;
  7859. if (font.isType3Font) {
  7860. return this.showType3Text(glyphs);
  7861. }
  7862. var fontSize = current.fontSize;
  7863. if (fontSize === 0) {
  7864. return;
  7865. }
  7866. var ctx = this.ctx;
  7867. var fontSizeScale = current.fontSizeScale;
  7868. var charSpacing = current.charSpacing;
  7869. var wordSpacing = current.wordSpacing;
  7870. var fontDirection = current.fontDirection;
  7871. var textHScale = current.textHScale * fontDirection;
  7872. var glyphsLength = glyphs.length;
  7873. var vertical = font.vertical;
  7874. var spacingDir = vertical ? 1 : -1;
  7875. var defaultVMetrics = font.defaultVMetrics;
  7876. var widthAdvanceScale = fontSize * current.fontMatrix[0];
  7877. var simpleFillText = current.textRenderingMode === TextRenderingMode.FILL && !font.disableFontFace;
  7878. ctx.save();
  7879. ctx.transform.apply(ctx, current.textMatrix);
  7880. ctx.translate(current.x, current.y + current.textRise);
  7881. if (current.patternFill) {
  7882. ctx.fillStyle = current.fillColor.getPattern(ctx, this);
  7883. }
  7884. if (fontDirection > 0) {
  7885. ctx.scale(textHScale, -1);
  7886. } else {
  7887. ctx.scale(textHScale, 1);
  7888. }
  7889. var lineWidth = current.lineWidth;
  7890. var scale = current.textMatrixScale;
  7891. if (scale === 0 || lineWidth === 0) {
  7892. var fillStrokeMode = current.textRenderingMode & TextRenderingMode.FILL_STROKE_MASK;
  7893. if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
  7894. this.cachedGetSinglePixelWidth = null;
  7895. lineWidth = this.getSinglePixelWidth() * MIN_WIDTH_FACTOR;
  7896. }
  7897. } else {
  7898. lineWidth /= scale;
  7899. }
  7900. if (fontSizeScale !== 1.0) {
  7901. ctx.scale(fontSizeScale, fontSizeScale);
  7902. lineWidth /= fontSizeScale;
  7903. }
  7904. ctx.lineWidth = lineWidth;
  7905. var x = 0, i;
  7906. for (i = 0; i < glyphsLength; ++i) {
  7907. var glyph = glyphs[i];
  7908. if (isNum(glyph)) {
  7909. x += spacingDir * glyph * fontSize / 1000;
  7910. continue;
  7911. }
  7912. var restoreNeeded = false;
  7913. var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
  7914. var character = glyph.fontChar;
  7915. var accent = glyph.accent;
  7916. var scaledX, scaledY, scaledAccentX, scaledAccentY;
  7917. var width = glyph.width;
  7918. if (vertical) {
  7919. var vmetric, vx, vy;
  7920. vmetric = glyph.vmetric || defaultVMetrics;
  7921. vx = glyph.vmetric ? vmetric[1] : width * 0.5;
  7922. vx = -vx * widthAdvanceScale;
  7923. vy = vmetric[2] * widthAdvanceScale;
  7924. width = vmetric ? -vmetric[0] : width;
  7925. scaledX = vx / fontSizeScale;
  7926. scaledY = (x + vy) / fontSizeScale;
  7927. } else {
  7928. scaledX = x / fontSizeScale;
  7929. scaledY = 0;
  7930. }
  7931. if (font.remeasure && width > 0) {
  7932. var measuredWidth = ctx.measureText(character).width * 1000 / fontSize * fontSizeScale;
  7933. if (width < measuredWidth && this.isFontSubpixelAAEnabled) {
  7934. var characterScaleX = width / measuredWidth;
  7935. restoreNeeded = true;
  7936. ctx.save();
  7937. ctx.scale(characterScaleX, 1);
  7938. scaledX /= characterScaleX;
  7939. } else if (width !== measuredWidth) {
  7940. scaledX += (width - measuredWidth) / 2000 * fontSize / fontSizeScale;
  7941. }
  7942. }
  7943. if (glyph.isInFont || font.missingFile) {
  7944. if (simpleFillText && !accent) {
  7945. ctx.fillText(character, scaledX, scaledY);
  7946. } else {
  7947. this.paintChar(character, scaledX, scaledY);
  7948. if (accent) {
  7949. scaledAccentX = scaledX + accent.offset.x / fontSizeScale;
  7950. scaledAccentY = scaledY - accent.offset.y / fontSizeScale;
  7951. this.paintChar(accent.fontChar, scaledAccentX, scaledAccentY);
  7952. }
  7953. }
  7954. }
  7955. var charWidth = width * widthAdvanceScale + spacing * fontDirection;
  7956. x += charWidth;
  7957. if (restoreNeeded) {
  7958. ctx.restore();
  7959. }
  7960. }
  7961. if (vertical) {
  7962. current.y -= x * textHScale;
  7963. } else {
  7964. current.x += x * textHScale;
  7965. }
  7966. ctx.restore();
  7967. },
  7968. showType3Text: function CanvasGraphics_showType3Text(glyphs) {
  7969. var ctx = this.ctx;
  7970. var current = this.current;
  7971. var font = current.font;
  7972. var fontSize = current.fontSize;
  7973. var fontDirection = current.fontDirection;
  7974. var spacingDir = font.vertical ? 1 : -1;
  7975. var charSpacing = current.charSpacing;
  7976. var wordSpacing = current.wordSpacing;
  7977. var textHScale = current.textHScale * fontDirection;
  7978. var fontMatrix = current.fontMatrix || FONT_IDENTITY_MATRIX;
  7979. var glyphsLength = glyphs.length;
  7980. var isTextInvisible = current.textRenderingMode === TextRenderingMode.INVISIBLE;
  7981. var i, glyph, width, spacingLength;
  7982. if (isTextInvisible || fontSize === 0) {
  7983. return;
  7984. }
  7985. this.cachedGetSinglePixelWidth = null;
  7986. ctx.save();
  7987. ctx.transform.apply(ctx, current.textMatrix);
  7988. ctx.translate(current.x, current.y);
  7989. ctx.scale(textHScale, fontDirection);
  7990. for (i = 0; i < glyphsLength; ++i) {
  7991. glyph = glyphs[i];
  7992. if (isNum(glyph)) {
  7993. spacingLength = spacingDir * glyph * fontSize / 1000;
  7994. this.ctx.translate(spacingLength, 0);
  7995. current.x += spacingLength * textHScale;
  7996. continue;
  7997. }
  7998. var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
  7999. var operatorList = font.charProcOperatorList[glyph.operatorListId];
  8000. if (!operatorList) {
  8001. warn('Type3 character \"' + glyph.operatorListId + '\" is not available');
  8002. continue;
  8003. }
  8004. this.processingType3 = glyph;
  8005. this.save();
  8006. ctx.scale(fontSize, fontSize);
  8007. ctx.transform.apply(ctx, fontMatrix);
  8008. this.executeOperatorList(operatorList);
  8009. this.restore();
  8010. var transformed = Util.applyTransform([
  8011. glyph.width,
  8012. 0
  8013. ], fontMatrix);
  8014. width = transformed[0] * fontSize + spacing;
  8015. ctx.translate(width, 0);
  8016. current.x += width * textHScale;
  8017. }
  8018. ctx.restore();
  8019. this.processingType3 = null;
  8020. },
  8021. setCharWidth: function CanvasGraphics_setCharWidth(xWidth, yWidth) {
  8022. },
  8023. setCharWidthAndBounds: function CanvasGraphics_setCharWidthAndBounds(xWidth, yWidth, llx, lly, urx, ury) {
  8024. this.ctx.rect(llx, lly, urx - llx, ury - lly);
  8025. this.clip();
  8026. this.endPath();
  8027. },
  8028. getColorN_Pattern: function CanvasGraphics_getColorN_Pattern(IR) {
  8029. var pattern;
  8030. if (IR[0] === 'TilingPattern') {
  8031. var color = IR[1];
  8032. var baseTransform = this.baseTransform || this.ctx.mozCurrentTransform.slice();
  8033. var self = this;
  8034. var canvasGraphicsFactory = {
  8035. createCanvasGraphics: function (ctx) {
  8036. return new CanvasGraphics(ctx, self.commonObjs, self.objs, self.canvasFactory);
  8037. }
  8038. };
  8039. pattern = new TilingPattern(IR, color, this.ctx, canvasGraphicsFactory, baseTransform);
  8040. } else {
  8041. pattern = getShadingPatternFromIR(IR);
  8042. }
  8043. return pattern;
  8044. },
  8045. setStrokeColorN: function CanvasGraphics_setStrokeColorN() {
  8046. this.current.strokeColor = this.getColorN_Pattern(arguments);
  8047. },
  8048. setFillColorN: function CanvasGraphics_setFillColorN() {
  8049. this.current.fillColor = this.getColorN_Pattern(arguments);
  8050. this.current.patternFill = true;
  8051. },
  8052. setStrokeRGBColor: function CanvasGraphics_setStrokeRGBColor(r, g, b) {
  8053. var color = Util.makeCssRgb(r, g, b);
  8054. this.ctx.strokeStyle = color;
  8055. this.current.strokeColor = color;
  8056. },
  8057. setFillRGBColor: function CanvasGraphics_setFillRGBColor(r, g, b) {
  8058. var color = Util.makeCssRgb(r, g, b);
  8059. this.ctx.fillStyle = color;
  8060. this.current.fillColor = color;
  8061. this.current.patternFill = false;
  8062. },
  8063. shadingFill: function CanvasGraphics_shadingFill(patternIR) {
  8064. var ctx = this.ctx;
  8065. this.save();
  8066. var pattern = getShadingPatternFromIR(patternIR);
  8067. ctx.fillStyle = pattern.getPattern(ctx, this, true);
  8068. var inv = ctx.mozCurrentTransformInverse;
  8069. if (inv) {
  8070. var canvas = ctx.canvas;
  8071. var width = canvas.width;
  8072. var height = canvas.height;
  8073. var bl = Util.applyTransform([
  8074. 0,
  8075. 0
  8076. ], inv);
  8077. var br = Util.applyTransform([
  8078. 0,
  8079. height
  8080. ], inv);
  8081. var ul = Util.applyTransform([
  8082. width,
  8083. 0
  8084. ], inv);
  8085. var ur = Util.applyTransform([
  8086. width,
  8087. height
  8088. ], inv);
  8089. var x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
  8090. var y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
  8091. var x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
  8092. var y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
  8093. this.ctx.fillRect(x0, y0, x1 - x0, y1 - y0);
  8094. } else {
  8095. this.ctx.fillRect(-1e10, -1e10, 2e10, 2e10);
  8096. }
  8097. this.restore();
  8098. },
  8099. beginInlineImage: function CanvasGraphics_beginInlineImage() {
  8100. error('Should not call beginInlineImage');
  8101. },
  8102. beginImageData: function CanvasGraphics_beginImageData() {
  8103. error('Should not call beginImageData');
  8104. },
  8105. paintFormXObjectBegin: function CanvasGraphics_paintFormXObjectBegin(matrix, bbox) {
  8106. this.save();
  8107. this.baseTransformStack.push(this.baseTransform);
  8108. if (isArray(matrix) && matrix.length === 6) {
  8109. this.transform.apply(this, matrix);
  8110. }
  8111. this.baseTransform = this.ctx.mozCurrentTransform;
  8112. if (isArray(bbox) && bbox.length === 4) {
  8113. var width = bbox[2] - bbox[0];
  8114. var height = bbox[3] - bbox[1];
  8115. this.ctx.rect(bbox[0], bbox[1], width, height);
  8116. this.clip();
  8117. this.endPath();
  8118. }
  8119. },
  8120. paintFormXObjectEnd: function CanvasGraphics_paintFormXObjectEnd() {
  8121. this.restore();
  8122. this.baseTransform = this.baseTransformStack.pop();
  8123. },
  8124. beginGroup: function CanvasGraphics_beginGroup(group) {
  8125. this.save();
  8126. var currentCtx = this.ctx;
  8127. if (!group.isolated) {
  8128. info('TODO: Support non-isolated groups.');
  8129. }
  8130. if (group.knockout) {
  8131. warn('Knockout groups not supported.');
  8132. }
  8133. var currentTransform = currentCtx.mozCurrentTransform;
  8134. if (group.matrix) {
  8135. currentCtx.transform.apply(currentCtx, group.matrix);
  8136. }
  8137. assert(group.bbox, 'Bounding box is required.');
  8138. var bounds = Util.getAxialAlignedBoundingBox(group.bbox, currentCtx.mozCurrentTransform);
  8139. var canvasBounds = [
  8140. 0,
  8141. 0,
  8142. currentCtx.canvas.width,
  8143. currentCtx.canvas.height
  8144. ];
  8145. bounds = Util.intersect(bounds, canvasBounds) || [
  8146. 0,
  8147. 0,
  8148. 0,
  8149. 0
  8150. ];
  8151. var offsetX = Math.floor(bounds[0]);
  8152. var offsetY = Math.floor(bounds[1]);
  8153. var drawnWidth = Math.max(Math.ceil(bounds[2]) - offsetX, 1);
  8154. var drawnHeight = Math.max(Math.ceil(bounds[3]) - offsetY, 1);
  8155. var scaleX = 1, scaleY = 1;
  8156. if (drawnWidth > MAX_GROUP_SIZE) {
  8157. scaleX = drawnWidth / MAX_GROUP_SIZE;
  8158. drawnWidth = MAX_GROUP_SIZE;
  8159. }
  8160. if (drawnHeight > MAX_GROUP_SIZE) {
  8161. scaleY = drawnHeight / MAX_GROUP_SIZE;
  8162. drawnHeight = MAX_GROUP_SIZE;
  8163. }
  8164. var cacheId = 'groupAt' + this.groupLevel;
  8165. if (group.smask) {
  8166. cacheId += '_smask_' + this.smaskCounter++ % 2;
  8167. }
  8168. var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
  8169. var groupCtx = scratchCanvas.context;
  8170. groupCtx.scale(1 / scaleX, 1 / scaleY);
  8171. groupCtx.translate(-offsetX, -offsetY);
  8172. groupCtx.transform.apply(groupCtx, currentTransform);
  8173. if (group.smask) {
  8174. this.smaskStack.push({
  8175. canvas: scratchCanvas.canvas,
  8176. context: groupCtx,
  8177. offsetX: offsetX,
  8178. offsetY: offsetY,
  8179. scaleX: scaleX,
  8180. scaleY: scaleY,
  8181. subtype: group.smask.subtype,
  8182. backdrop: group.smask.backdrop,
  8183. transferMap: group.smask.transferMap || null,
  8184. startTransformInverse: null
  8185. });
  8186. } else {
  8187. currentCtx.setTransform(1, 0, 0, 1, 0, 0);
  8188. currentCtx.translate(offsetX, offsetY);
  8189. currentCtx.scale(scaleX, scaleY);
  8190. }
  8191. copyCtxState(currentCtx, groupCtx);
  8192. this.ctx = groupCtx;
  8193. this.setGState([
  8194. [
  8195. 'BM',
  8196. 'Normal'
  8197. ],
  8198. [
  8199. 'ca',
  8200. 1
  8201. ],
  8202. [
  8203. 'CA',
  8204. 1
  8205. ]
  8206. ]);
  8207. this.groupStack.push(currentCtx);
  8208. this.groupLevel++;
  8209. this.current.activeSMask = null;
  8210. },
  8211. endGroup: function CanvasGraphics_endGroup(group) {
  8212. this.groupLevel--;
  8213. var groupCtx = this.ctx;
  8214. this.ctx = this.groupStack.pop();
  8215. if (this.ctx.imageSmoothingEnabled !== undefined) {
  8216. this.ctx.imageSmoothingEnabled = false;
  8217. } else {
  8218. this.ctx.mozImageSmoothingEnabled = false;
  8219. }
  8220. if (group.smask) {
  8221. this.tempSMask = this.smaskStack.pop();
  8222. } else {
  8223. this.ctx.drawImage(groupCtx.canvas, 0, 0);
  8224. }
  8225. this.restore();
  8226. },
  8227. beginAnnotations: function CanvasGraphics_beginAnnotations() {
  8228. this.save();
  8229. this.current = new CanvasExtraState();
  8230. if (this.baseTransform) {
  8231. this.ctx.setTransform.apply(this.ctx, this.baseTransform);
  8232. }
  8233. },
  8234. endAnnotations: function CanvasGraphics_endAnnotations() {
  8235. this.restore();
  8236. },
  8237. beginAnnotation: function CanvasGraphics_beginAnnotation(rect, transform, matrix) {
  8238. this.save();
  8239. if (isArray(rect) && rect.length === 4) {
  8240. var width = rect[2] - rect[0];
  8241. var height = rect[3] - rect[1];
  8242. this.ctx.rect(rect[0], rect[1], width, height);
  8243. this.clip();
  8244. this.endPath();
  8245. }
  8246. this.transform.apply(this, transform);
  8247. this.transform.apply(this, matrix);
  8248. },
  8249. endAnnotation: function CanvasGraphics_endAnnotation() {
  8250. this.restore();
  8251. },
  8252. paintJpegXObject: function CanvasGraphics_paintJpegXObject(objId, w, h) {
  8253. var domImage = this.objs.get(objId);
  8254. if (!domImage) {
  8255. warn('Dependent image isn\'t ready yet');
  8256. return;
  8257. }
  8258. this.save();
  8259. var ctx = this.ctx;
  8260. ctx.scale(1 / w, -1 / h);
  8261. ctx.drawImage(domImage, 0, 0, domImage.width, domImage.height, 0, -h, w, h);
  8262. if (this.imageLayer) {
  8263. var currentTransform = ctx.mozCurrentTransformInverse;
  8264. var position = this.getCanvasPosition(0, 0);
  8265. this.imageLayer.appendImage({
  8266. objId: objId,
  8267. left: position[0],
  8268. top: position[1],
  8269. width: w / currentTransform[0],
  8270. height: h / currentTransform[3]
  8271. });
  8272. }
  8273. this.restore();
  8274. },
  8275. paintImageMaskXObject: function CanvasGraphics_paintImageMaskXObject(img) {
  8276. var ctx = this.ctx;
  8277. var width = img.width, height = img.height;
  8278. var fillColor = this.current.fillColor;
  8279. var isPatternFill = this.current.patternFill;
  8280. var glyph = this.processingType3;
  8281. if (COMPILE_TYPE3_GLYPHS && glyph && glyph.compiled === undefined) {
  8282. if (width <= MAX_SIZE_TO_COMPILE && height <= MAX_SIZE_TO_COMPILE) {
  8283. glyph.compiled = compileType3Glyph({
  8284. data: img.data,
  8285. width: width,
  8286. height: height
  8287. });
  8288. } else {
  8289. glyph.compiled = null;
  8290. }
  8291. }
  8292. if (glyph && glyph.compiled) {
  8293. glyph.compiled(ctx);
  8294. return;
  8295. }
  8296. var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
  8297. var maskCtx = maskCanvas.context;
  8298. maskCtx.save();
  8299. putBinaryImageMask(maskCtx, img);
  8300. maskCtx.globalCompositeOperation = 'source-in';
  8301. maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
  8302. maskCtx.fillRect(0, 0, width, height);
  8303. maskCtx.restore();
  8304. this.paintInlineImageXObject(maskCanvas.canvas);
  8305. },
  8306. paintImageMaskXObjectRepeat: function CanvasGraphics_paintImageMaskXObjectRepeat(imgData, scaleX, scaleY, positions) {
  8307. var width = imgData.width;
  8308. var height = imgData.height;
  8309. var fillColor = this.current.fillColor;
  8310. var isPatternFill = this.current.patternFill;
  8311. var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
  8312. var maskCtx = maskCanvas.context;
  8313. maskCtx.save();
  8314. putBinaryImageMask(maskCtx, imgData);
  8315. maskCtx.globalCompositeOperation = 'source-in';
  8316. maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
  8317. maskCtx.fillRect(0, 0, width, height);
  8318. maskCtx.restore();
  8319. var ctx = this.ctx;
  8320. for (var i = 0, ii = positions.length; i < ii; i += 2) {
  8321. ctx.save();
  8322. ctx.transform(scaleX, 0, 0, scaleY, positions[i], positions[i + 1]);
  8323. ctx.scale(1, -1);
  8324. ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
  8325. ctx.restore();
  8326. }
  8327. },
  8328. paintImageMaskXObjectGroup: function CanvasGraphics_paintImageMaskXObjectGroup(images) {
  8329. var ctx = this.ctx;
  8330. var fillColor = this.current.fillColor;
  8331. var isPatternFill = this.current.patternFill;
  8332. for (var i = 0, ii = images.length; i < ii; i++) {
  8333. var image = images[i];
  8334. var width = image.width, height = image.height;
  8335. var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
  8336. var maskCtx = maskCanvas.context;
  8337. maskCtx.save();
  8338. putBinaryImageMask(maskCtx, image);
  8339. maskCtx.globalCompositeOperation = 'source-in';
  8340. maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
  8341. maskCtx.fillRect(0, 0, width, height);
  8342. maskCtx.restore();
  8343. ctx.save();
  8344. ctx.transform.apply(ctx, image.transform);
  8345. ctx.scale(1, -1);
  8346. ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
  8347. ctx.restore();
  8348. }
  8349. },
  8350. paintImageXObject: function CanvasGraphics_paintImageXObject(objId) {
  8351. var imgData = this.objs.get(objId);
  8352. if (!imgData) {
  8353. warn('Dependent image isn\'t ready yet');
  8354. return;
  8355. }
  8356. this.paintInlineImageXObject(imgData);
  8357. },
  8358. paintImageXObjectRepeat: function CanvasGraphics_paintImageXObjectRepeat(objId, scaleX, scaleY, positions) {
  8359. var imgData = this.objs.get(objId);
  8360. if (!imgData) {
  8361. warn('Dependent image isn\'t ready yet');
  8362. return;
  8363. }
  8364. var width = imgData.width;
  8365. var height = imgData.height;
  8366. var map = [];
  8367. for (var i = 0, ii = positions.length; i < ii; i += 2) {
  8368. map.push({
  8369. transform: [
  8370. scaleX,
  8371. 0,
  8372. 0,
  8373. scaleY,
  8374. positions[i],
  8375. positions[i + 1]
  8376. ],
  8377. x: 0,
  8378. y: 0,
  8379. w: width,
  8380. h: height
  8381. });
  8382. }
  8383. this.paintInlineImageXObjectGroup(imgData, map);
  8384. },
  8385. paintInlineImageXObject: function CanvasGraphics_paintInlineImageXObject(imgData) {
  8386. var width = imgData.width;
  8387. var height = imgData.height;
  8388. var ctx = this.ctx;
  8389. this.save();
  8390. ctx.scale(1 / width, -1 / height);
  8391. var currentTransform = ctx.mozCurrentTransformInverse;
  8392. var a = currentTransform[0], b = currentTransform[1];
  8393. var widthScale = Math.max(Math.sqrt(a * a + b * b), 1);
  8394. var c = currentTransform[2], d = currentTransform[3];
  8395. var heightScale = Math.max(Math.sqrt(c * c + d * d), 1);
  8396. var imgToPaint, tmpCanvas;
  8397. if (imgData instanceof HTMLElement || !imgData.data) {
  8398. imgToPaint = imgData;
  8399. } else {
  8400. tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', width, height);
  8401. var tmpCtx = tmpCanvas.context;
  8402. putBinaryImageData(tmpCtx, imgData);
  8403. imgToPaint = tmpCanvas.canvas;
  8404. }
  8405. var paintWidth = width, paintHeight = height;
  8406. var tmpCanvasId = 'prescale1';
  8407. while (widthScale > 2 && paintWidth > 1 || heightScale > 2 && paintHeight > 1) {
  8408. var newWidth = paintWidth, newHeight = paintHeight;
  8409. if (widthScale > 2 && paintWidth > 1) {
  8410. newWidth = Math.ceil(paintWidth / 2);
  8411. widthScale /= paintWidth / newWidth;
  8412. }
  8413. if (heightScale > 2 && paintHeight > 1) {
  8414. newHeight = Math.ceil(paintHeight / 2);
  8415. heightScale /= paintHeight / newHeight;
  8416. }
  8417. tmpCanvas = this.cachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight);
  8418. tmpCtx = tmpCanvas.context;
  8419. tmpCtx.clearRect(0, 0, newWidth, newHeight);
  8420. tmpCtx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, 0, newWidth, newHeight);
  8421. imgToPaint = tmpCanvas.canvas;
  8422. paintWidth = newWidth;
  8423. paintHeight = newHeight;
  8424. tmpCanvasId = tmpCanvasId === 'prescale1' ? 'prescale2' : 'prescale1';
  8425. }
  8426. ctx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, -height, width, height);
  8427. if (this.imageLayer) {
  8428. var position = this.getCanvasPosition(0, -height);
  8429. this.imageLayer.appendImage({
  8430. imgData: imgData,
  8431. left: position[0],
  8432. top: position[1],
  8433. width: width / currentTransform[0],
  8434. height: height / currentTransform[3]
  8435. });
  8436. }
  8437. this.restore();
  8438. },
  8439. paintInlineImageXObjectGroup: function CanvasGraphics_paintInlineImageXObjectGroup(imgData, map) {
  8440. var ctx = this.ctx;
  8441. var w = imgData.width;
  8442. var h = imgData.height;
  8443. var tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', w, h);
  8444. var tmpCtx = tmpCanvas.context;
  8445. putBinaryImageData(tmpCtx, imgData);
  8446. for (var i = 0, ii = map.length; i < ii; i++) {
  8447. var entry = map[i];
  8448. ctx.save();
  8449. ctx.transform.apply(ctx, entry.transform);
  8450. ctx.scale(1, -1);
  8451. ctx.drawImage(tmpCanvas.canvas, entry.x, entry.y, entry.w, entry.h, 0, -1, 1, 1);
  8452. if (this.imageLayer) {
  8453. var position = this.getCanvasPosition(entry.x, entry.y);
  8454. this.imageLayer.appendImage({
  8455. imgData: imgData,
  8456. left: position[0],
  8457. top: position[1],
  8458. width: w,
  8459. height: h
  8460. });
  8461. }
  8462. ctx.restore();
  8463. }
  8464. },
  8465. paintSolidColorImageMask: function CanvasGraphics_paintSolidColorImageMask() {
  8466. this.ctx.fillRect(0, 0, 1, 1);
  8467. },
  8468. paintXObject: function CanvasGraphics_paintXObject() {
  8469. warn('Unsupported \'paintXObject\' command.');
  8470. },
  8471. markPoint: function CanvasGraphics_markPoint(tag) {
  8472. },
  8473. markPointProps: function CanvasGraphics_markPointProps(tag, properties) {
  8474. },
  8475. beginMarkedContent: function CanvasGraphics_beginMarkedContent(tag) {
  8476. },
  8477. beginMarkedContentProps: function CanvasGraphics_beginMarkedContentProps(tag, properties) {
  8478. },
  8479. endMarkedContent: function CanvasGraphics_endMarkedContent() {
  8480. },
  8481. beginCompat: function CanvasGraphics_beginCompat() {
  8482. },
  8483. endCompat: function CanvasGraphics_endCompat() {
  8484. },
  8485. consumePath: function CanvasGraphics_consumePath() {
  8486. var ctx = this.ctx;
  8487. if (this.pendingClip) {
  8488. if (this.pendingClip === EO_CLIP) {
  8489. ctx.clip('evenodd');
  8490. } else {
  8491. ctx.clip();
  8492. }
  8493. this.pendingClip = null;
  8494. }
  8495. ctx.beginPath();
  8496. },
  8497. getSinglePixelWidth: function CanvasGraphics_getSinglePixelWidth(scale) {
  8498. if (this.cachedGetSinglePixelWidth === null) {
  8499. this.ctx.save();
  8500. var inverse = this.ctx.mozCurrentTransformInverse;
  8501. this.ctx.restore();
  8502. this.cachedGetSinglePixelWidth = Math.sqrt(Math.max(inverse[0] * inverse[0] + inverse[1] * inverse[1], inverse[2] * inverse[2] + inverse[3] * inverse[3]));
  8503. }
  8504. return this.cachedGetSinglePixelWidth;
  8505. },
  8506. getCanvasPosition: function CanvasGraphics_getCanvasPosition(x, y) {
  8507. var transform = this.ctx.mozCurrentTransform;
  8508. return [
  8509. transform[0] * x + transform[2] * y + transform[4],
  8510. transform[1] * x + transform[3] * y + transform[5]
  8511. ];
  8512. }
  8513. };
  8514. for (var op in OPS) {
  8515. CanvasGraphics.prototype[OPS[op]] = CanvasGraphics.prototype[op];
  8516. }
  8517. return CanvasGraphics;
  8518. }();
  8519. exports.CanvasGraphics = CanvasGraphics;
  8520. /***/ }),
  8521. /* 11 */
  8522. /***/ (function(module, exports, __w_pdfjs_require__) {
  8523. "use strict";
  8524. var sharedUtil = __w_pdfjs_require__(0);
  8525. var assert = sharedUtil.assert;
  8526. var bytesToString = sharedUtil.bytesToString;
  8527. var string32 = sharedUtil.string32;
  8528. var shadow = sharedUtil.shadow;
  8529. var warn = sharedUtil.warn;
  8530. function FontLoader(docId) {
  8531. this.docId = docId;
  8532. this.styleElement = null;
  8533. this.nativeFontFaces = [];
  8534. this.loadTestFontId = 0;
  8535. this.loadingContext = {
  8536. requests: [],
  8537. nextRequestId: 0
  8538. };
  8539. }
  8540. FontLoader.prototype = {
  8541. insertRule: function fontLoaderInsertRule(rule) {
  8542. var styleElement = this.styleElement;
  8543. if (!styleElement) {
  8544. styleElement = this.styleElement = document.createElement('style');
  8545. styleElement.id = 'PDFJS_FONT_STYLE_TAG_' + this.docId;
  8546. document.documentElement.getElementsByTagName('head')[0].appendChild(styleElement);
  8547. }
  8548. var styleSheet = styleElement.sheet;
  8549. styleSheet.insertRule(rule, styleSheet.cssRules.length);
  8550. },
  8551. clear: function fontLoaderClear() {
  8552. if (this.styleElement) {
  8553. this.styleElement.remove();
  8554. this.styleElement = null;
  8555. }
  8556. this.nativeFontFaces.forEach(function (nativeFontFace) {
  8557. document.fonts.delete(nativeFontFace);
  8558. });
  8559. this.nativeFontFaces.length = 0;
  8560. }
  8561. };
  8562. var getLoadTestFont = function () {
  8563. return atob('T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQAFQ' + 'AABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAAALwA' + 'AAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgAAAAGbm' + 'FtZVjmdH4AAAGAAAAAsXBvc3T/hgAzAAADeAAAACAAAQAAAAEAALZRFsRfDzz1AAsD6AAA' + 'AADOBOTLAAAAAM4KHDwAAAAAA+gDIQAAAAgAAgAAAAAAAAABAAADIQAAAFoD6AAAAAAD6A' + 'ABAAAAAAAAAAAAAAAAAAAAAQAAUAAAAgAAAAQD6AH0AAUAAAKKArwAAACMAooCvAAAAeAA' + 'MQECAAACAAYJAAAAAAAAAAAAAQAAAAAAAAAAAAAAAFBmRWQAwAAuAC4DIP84AFoDIQAAAA' + 'AAAQAAAAAAAAAAACAAIAABAAAADgCuAAEAAAAAAAAAAQAAAAEAAAAAAAEAAQAAAAEAAAAA' + 'AAIAAQAAAAEAAAAAAAMAAQAAAAEAAAAAAAQAAQAAAAEAAAAAAAUAAQAAAAEAAAAAAAYAAQ' + 'AAAAMAAQQJAAAAAgABAAMAAQQJAAEAAgABAAMAAQQJAAIAAgABAAMAAQQJAAMAAgABAAMA' + 'AQQJAAQAAgABAAMAAQQJAAUAAgABAAMAAQQJAAYAAgABWABYAAAAAAAAAwAAAAMAAAAcAA' + 'EAAAAAADwAAwABAAAAHAAEACAAAAAEAAQAAQAAAC7//wAAAC7////TAAEAAAAAAAABBgAA' + 'AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAAA' + 'AAAAD/gwAyAAAAAQAAAAAAAAAAAAAAAAAAAAABAAQEAAEBAQJYAAEBASH4DwD4GwHEAvgc' + 'A/gXBIwMAYuL+nz5tQXkD5j3CBLnEQACAQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWF' + 'hYWFhYWFhYAAABAQAADwACAQEEE/t3Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQA' + 'AAAAAAABAAAAAMmJbzEAAAAAzgTjFQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAg' + 'ABAAAAAAAAAAAD6AAAAAAAAA==');
  8564. };
  8565. Object.defineProperty(FontLoader.prototype, 'loadTestFont', {
  8566. get: function () {
  8567. return shadow(this, 'loadTestFont', getLoadTestFont());
  8568. },
  8569. configurable: true
  8570. });
  8571. FontLoader.prototype.addNativeFontFace = function fontLoader_addNativeFontFace(nativeFontFace) {
  8572. this.nativeFontFaces.push(nativeFontFace);
  8573. document.fonts.add(nativeFontFace);
  8574. };
  8575. FontLoader.prototype.bind = function fontLoaderBind(fonts, callback) {
  8576. var rules = [];
  8577. var fontsToLoad = [];
  8578. var fontLoadPromises = [];
  8579. var getNativeFontPromise = function (nativeFontFace) {
  8580. return nativeFontFace.loaded.catch(function (e) {
  8581. warn('Failed to load font "' + nativeFontFace.family + '": ' + e);
  8582. });
  8583. };
  8584. var isFontLoadingAPISupported = FontLoader.isFontLoadingAPISupported && !FontLoader.isSyncFontLoadingSupported;
  8585. for (var i = 0, ii = fonts.length; i < ii; i++) {
  8586. var font = fonts[i];
  8587. if (font.attached || font.loading === false) {
  8588. continue;
  8589. }
  8590. font.attached = true;
  8591. if (isFontLoadingAPISupported) {
  8592. var nativeFontFace = font.createNativeFontFace();
  8593. if (nativeFontFace) {
  8594. this.addNativeFontFace(nativeFontFace);
  8595. fontLoadPromises.push(getNativeFontPromise(nativeFontFace));
  8596. }
  8597. } else {
  8598. var rule = font.createFontFaceRule();
  8599. if (rule) {
  8600. this.insertRule(rule);
  8601. rules.push(rule);
  8602. fontsToLoad.push(font);
  8603. }
  8604. }
  8605. }
  8606. var request = this.queueLoadingCallback(callback);
  8607. if (isFontLoadingAPISupported) {
  8608. Promise.all(fontLoadPromises).then(function () {
  8609. request.complete();
  8610. });
  8611. } else if (rules.length > 0 && !FontLoader.isSyncFontLoadingSupported) {
  8612. this.prepareFontLoadEvent(rules, fontsToLoad, request);
  8613. } else {
  8614. request.complete();
  8615. }
  8616. };
  8617. FontLoader.prototype.queueLoadingCallback = function FontLoader_queueLoadingCallback(callback) {
  8618. function LoadLoader_completeRequest() {
  8619. assert(!request.end, 'completeRequest() cannot be called twice');
  8620. request.end = Date.now();
  8621. while (context.requests.length > 0 && context.requests[0].end) {
  8622. var otherRequest = context.requests.shift();
  8623. setTimeout(otherRequest.callback, 0);
  8624. }
  8625. }
  8626. var context = this.loadingContext;
  8627. var requestId = 'pdfjs-font-loading-' + context.nextRequestId++;
  8628. var request = {
  8629. id: requestId,
  8630. complete: LoadLoader_completeRequest,
  8631. callback: callback,
  8632. started: Date.now()
  8633. };
  8634. context.requests.push(request);
  8635. return request;
  8636. };
  8637. FontLoader.prototype.prepareFontLoadEvent = function fontLoaderPrepareFontLoadEvent(rules, fonts, request) {
  8638. function int32(data, offset) {
  8639. return data.charCodeAt(offset) << 24 | data.charCodeAt(offset + 1) << 16 | data.charCodeAt(offset + 2) << 8 | data.charCodeAt(offset + 3) & 0xff;
  8640. }
  8641. function spliceString(s, offset, remove, insert) {
  8642. var chunk1 = s.substr(0, offset);
  8643. var chunk2 = s.substr(offset + remove);
  8644. return chunk1 + insert + chunk2;
  8645. }
  8646. var i, ii;
  8647. var canvas = document.createElement('canvas');
  8648. canvas.width = 1;
  8649. canvas.height = 1;
  8650. var ctx = canvas.getContext('2d');
  8651. var called = 0;
  8652. function isFontReady(name, callback) {
  8653. called++;
  8654. if (called > 30) {
  8655. warn('Load test font never loaded.');
  8656. callback();
  8657. return;
  8658. }
  8659. ctx.font = '30px ' + name;
  8660. ctx.fillText('.', 0, 20);
  8661. var imageData = ctx.getImageData(0, 0, 1, 1);
  8662. if (imageData.data[3] > 0) {
  8663. callback();
  8664. return;
  8665. }
  8666. setTimeout(isFontReady.bind(null, name, callback));
  8667. }
  8668. var loadTestFontId = 'lt' + Date.now() + this.loadTestFontId++;
  8669. var data = this.loadTestFont;
  8670. var COMMENT_OFFSET = 976;
  8671. data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length, loadTestFontId);
  8672. var CFF_CHECKSUM_OFFSET = 16;
  8673. var XXXX_VALUE = 0x58585858;
  8674. var checksum = int32(data, CFF_CHECKSUM_OFFSET);
  8675. for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) {
  8676. checksum = checksum - XXXX_VALUE + int32(loadTestFontId, i) | 0;
  8677. }
  8678. if (i < loadTestFontId.length) {
  8679. checksum = checksum - XXXX_VALUE + int32(loadTestFontId + 'XXX', i) | 0;
  8680. }
  8681. data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, string32(checksum));
  8682. var url = 'url(data:font/opentype;base64,' + btoa(data) + ');';
  8683. var rule = '@font-face { font-family:"' + loadTestFontId + '";src:' + url + '}';
  8684. this.insertRule(rule);
  8685. var names = [];
  8686. for (i = 0, ii = fonts.length; i < ii; i++) {
  8687. names.push(fonts[i].loadedName);
  8688. }
  8689. names.push(loadTestFontId);
  8690. var div = document.createElement('div');
  8691. div.setAttribute('style', 'visibility: hidden;' + 'width: 10px; height: 10px;' + 'position: absolute; top: 0px; left: 0px;');
  8692. for (i = 0, ii = names.length; i < ii; ++i) {
  8693. var span = document.createElement('span');
  8694. span.textContent = 'Hi';
  8695. span.style.fontFamily = names[i];
  8696. div.appendChild(span);
  8697. }
  8698. document.body.appendChild(div);
  8699. isFontReady(loadTestFontId, function () {
  8700. document.body.removeChild(div);
  8701. request.complete();
  8702. });
  8703. };
  8704. FontLoader.isFontLoadingAPISupported = typeof document !== 'undefined' && !!document.fonts;
  8705. var isSyncFontLoadingSupported = function isSyncFontLoadingSupported() {
  8706. if (typeof navigator === 'undefined') {
  8707. return true;
  8708. }
  8709. var supported = false;
  8710. var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
  8711. if (m && m[1] >= 14) {
  8712. supported = true;
  8713. }
  8714. return supported;
  8715. };
  8716. Object.defineProperty(FontLoader, 'isSyncFontLoadingSupported', {
  8717. get: function () {
  8718. return shadow(FontLoader, 'isSyncFontLoadingSupported', isSyncFontLoadingSupported());
  8719. },
  8720. enumerable: true,
  8721. configurable: true
  8722. });
  8723. var IsEvalSupportedCached = {
  8724. get value() {
  8725. return shadow(this, 'value', sharedUtil.isEvalSupported());
  8726. }
  8727. };
  8728. var FontFaceObject = function FontFaceObjectClosure() {
  8729. function FontFaceObject(translatedData, options) {
  8730. this.compiledGlyphs = Object.create(null);
  8731. for (var i in translatedData) {
  8732. this[i] = translatedData[i];
  8733. }
  8734. this.options = options;
  8735. }
  8736. FontFaceObject.prototype = {
  8737. createNativeFontFace: function FontFaceObject_createNativeFontFace() {
  8738. if (!this.data) {
  8739. return null;
  8740. }
  8741. if (this.options.disableFontFace) {
  8742. this.disableFontFace = true;
  8743. return null;
  8744. }
  8745. var nativeFontFace = new FontFace(this.loadedName, this.data, {});
  8746. if (this.options.fontRegistry) {
  8747. this.options.fontRegistry.registerFont(this);
  8748. }
  8749. return nativeFontFace;
  8750. },
  8751. createFontFaceRule: function FontFaceObject_createFontFaceRule() {
  8752. if (!this.data) {
  8753. return null;
  8754. }
  8755. if (this.options.disableFontFace) {
  8756. this.disableFontFace = true;
  8757. return null;
  8758. }
  8759. var data = bytesToString(new Uint8Array(this.data));
  8760. var fontName = this.loadedName;
  8761. var url = 'url(data:' + this.mimetype + ';base64,' + btoa(data) + ');';
  8762. var rule = '@font-face { font-family:"' + fontName + '";src:' + url + '}';
  8763. if (this.options.fontRegistry) {
  8764. this.options.fontRegistry.registerFont(this, url);
  8765. }
  8766. return rule;
  8767. },
  8768. getPathGenerator: function FontFaceObject_getPathGenerator(objs, character) {
  8769. if (!(character in this.compiledGlyphs)) {
  8770. var cmds = objs.get(this.loadedName + '_path_' + character);
  8771. var current, i, len;
  8772. if (this.options.isEvalSupported && IsEvalSupportedCached.value) {
  8773. var args, js = '';
  8774. for (i = 0, len = cmds.length; i < len; i++) {
  8775. current = cmds[i];
  8776. if (current.args !== undefined) {
  8777. args = current.args.join(',');
  8778. } else {
  8779. args = '';
  8780. }
  8781. js += 'c.' + current.cmd + '(' + args + ');\n';
  8782. }
  8783. this.compiledGlyphs[character] = new Function('c', 'size', js);
  8784. } else {
  8785. this.compiledGlyphs[character] = function (c, size) {
  8786. for (i = 0, len = cmds.length; i < len; i++) {
  8787. current = cmds[i];
  8788. if (current.cmd === 'scale') {
  8789. current.args = [
  8790. size,
  8791. -size
  8792. ];
  8793. }
  8794. c[current.cmd].apply(c, current.args);
  8795. }
  8796. };
  8797. }
  8798. }
  8799. return this.compiledGlyphs[character];
  8800. }
  8801. };
  8802. return FontFaceObject;
  8803. }();
  8804. exports.FontFaceObject = FontFaceObject;
  8805. exports.FontLoader = FontLoader;
  8806. /***/ }),
  8807. /* 12 */
  8808. /***/ (function(module, exports, __w_pdfjs_require__) {
  8809. "use strict";
  8810. var sharedUtil = __w_pdfjs_require__(0);
  8811. var displayWebGL = __w_pdfjs_require__(7);
  8812. var Util = sharedUtil.Util;
  8813. var info = sharedUtil.info;
  8814. var isArray = sharedUtil.isArray;
  8815. var error = sharedUtil.error;
  8816. var WebGLUtils = displayWebGL.WebGLUtils;
  8817. var ShadingIRs = {};
  8818. ShadingIRs.RadialAxial = {
  8819. fromIR: function RadialAxial_fromIR(raw) {
  8820. var type = raw[1];
  8821. var colorStops = raw[2];
  8822. var p0 = raw[3];
  8823. var p1 = raw[4];
  8824. var r0 = raw[5];
  8825. var r1 = raw[6];
  8826. return {
  8827. type: 'Pattern',
  8828. getPattern: function RadialAxial_getPattern(ctx) {
  8829. var grad;
  8830. if (type === 'axial') {
  8831. grad = ctx.createLinearGradient(p0[0], p0[1], p1[0], p1[1]);
  8832. } else if (type === 'radial') {
  8833. grad = ctx.createRadialGradient(p0[0], p0[1], r0, p1[0], p1[1], r1);
  8834. }
  8835. for (var i = 0, ii = colorStops.length; i < ii; ++i) {
  8836. var c = colorStops[i];
  8837. grad.addColorStop(c[0], c[1]);
  8838. }
  8839. return grad;
  8840. }
  8841. };
  8842. }
  8843. };
  8844. var createMeshCanvas = function createMeshCanvasClosure() {
  8845. function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) {
  8846. var coords = context.coords, colors = context.colors;
  8847. var bytes = data.data, rowSize = data.width * 4;
  8848. var tmp;
  8849. if (coords[p1 + 1] > coords[p2 + 1]) {
  8850. tmp = p1;
  8851. p1 = p2;
  8852. p2 = tmp;
  8853. tmp = c1;
  8854. c1 = c2;
  8855. c2 = tmp;
  8856. }
  8857. if (coords[p2 + 1] > coords[p3 + 1]) {
  8858. tmp = p2;
  8859. p2 = p3;
  8860. p3 = tmp;
  8861. tmp = c2;
  8862. c2 = c3;
  8863. c3 = tmp;
  8864. }
  8865. if (coords[p1 + 1] > coords[p2 + 1]) {
  8866. tmp = p1;
  8867. p1 = p2;
  8868. p2 = tmp;
  8869. tmp = c1;
  8870. c1 = c2;
  8871. c2 = tmp;
  8872. }
  8873. var x1 = (coords[p1] + context.offsetX) * context.scaleX;
  8874. var y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY;
  8875. var x2 = (coords[p2] + context.offsetX) * context.scaleX;
  8876. var y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY;
  8877. var x3 = (coords[p3] + context.offsetX) * context.scaleX;
  8878. var y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY;
  8879. if (y1 >= y3) {
  8880. return;
  8881. }
  8882. var c1r = colors[c1], c1g = colors[c1 + 1], c1b = colors[c1 + 2];
  8883. var c2r = colors[c2], c2g = colors[c2 + 1], c2b = colors[c2 + 2];
  8884. var c3r = colors[c3], c3g = colors[c3 + 1], c3b = colors[c3 + 2];
  8885. var minY = Math.round(y1), maxY = Math.round(y3);
  8886. var xa, car, cag, cab;
  8887. var xb, cbr, cbg, cbb;
  8888. var k;
  8889. for (var y = minY; y <= maxY; y++) {
  8890. if (y < y2) {
  8891. k = y < y1 ? 0 : y1 === y2 ? 1 : (y1 - y) / (y1 - y2);
  8892. xa = x1 - (x1 - x2) * k;
  8893. car = c1r - (c1r - c2r) * k;
  8894. cag = c1g - (c1g - c2g) * k;
  8895. cab = c1b - (c1b - c2b) * k;
  8896. } else {
  8897. k = y > y3 ? 1 : y2 === y3 ? 0 : (y2 - y) / (y2 - y3);
  8898. xa = x2 - (x2 - x3) * k;
  8899. car = c2r - (c2r - c3r) * k;
  8900. cag = c2g - (c2g - c3g) * k;
  8901. cab = c2b - (c2b - c3b) * k;
  8902. }
  8903. k = y < y1 ? 0 : y > y3 ? 1 : (y1 - y) / (y1 - y3);
  8904. xb = x1 - (x1 - x3) * k;
  8905. cbr = c1r - (c1r - c3r) * k;
  8906. cbg = c1g - (c1g - c3g) * k;
  8907. cbb = c1b - (c1b - c3b) * k;
  8908. var x1_ = Math.round(Math.min(xa, xb));
  8909. var x2_ = Math.round(Math.max(xa, xb));
  8910. var j = rowSize * y + x1_ * 4;
  8911. for (var x = x1_; x <= x2_; x++) {
  8912. k = (xa - x) / (xa - xb);
  8913. k = k < 0 ? 0 : k > 1 ? 1 : k;
  8914. bytes[j++] = car - (car - cbr) * k | 0;
  8915. bytes[j++] = cag - (cag - cbg) * k | 0;
  8916. bytes[j++] = cab - (cab - cbb) * k | 0;
  8917. bytes[j++] = 255;
  8918. }
  8919. }
  8920. }
  8921. function drawFigure(data, figure, context) {
  8922. var ps = figure.coords;
  8923. var cs = figure.colors;
  8924. var i, ii;
  8925. switch (figure.type) {
  8926. case 'lattice':
  8927. var verticesPerRow = figure.verticesPerRow;
  8928. var rows = Math.floor(ps.length / verticesPerRow) - 1;
  8929. var cols = verticesPerRow - 1;
  8930. for (i = 0; i < rows; i++) {
  8931. var q = i * verticesPerRow;
  8932. for (var j = 0; j < cols; j++, q++) {
  8933. drawTriangle(data, context, ps[q], ps[q + 1], ps[q + verticesPerRow], cs[q], cs[q + 1], cs[q + verticesPerRow]);
  8934. drawTriangle(data, context, ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow], cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]);
  8935. }
  8936. }
  8937. break;
  8938. case 'triangles':
  8939. for (i = 0, ii = ps.length; i < ii; i += 3) {
  8940. drawTriangle(data, context, ps[i], ps[i + 1], ps[i + 2], cs[i], cs[i + 1], cs[i + 2]);
  8941. }
  8942. break;
  8943. default:
  8944. error('illigal figure');
  8945. break;
  8946. }
  8947. }
  8948. function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases) {
  8949. var EXPECTED_SCALE = 1.1;
  8950. var MAX_PATTERN_SIZE = 3000;
  8951. var BORDER_SIZE = 2;
  8952. var offsetX = Math.floor(bounds[0]);
  8953. var offsetY = Math.floor(bounds[1]);
  8954. var boundsWidth = Math.ceil(bounds[2]) - offsetX;
  8955. var boundsHeight = Math.ceil(bounds[3]) - offsetY;
  8956. var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
  8957. var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
  8958. var scaleX = boundsWidth / width;
  8959. var scaleY = boundsHeight / height;
  8960. var context = {
  8961. coords: coords,
  8962. colors: colors,
  8963. offsetX: -offsetX,
  8964. offsetY: -offsetY,
  8965. scaleX: 1 / scaleX,
  8966. scaleY: 1 / scaleY
  8967. };
  8968. var paddedWidth = width + BORDER_SIZE * 2;
  8969. var paddedHeight = height + BORDER_SIZE * 2;
  8970. var canvas, tmpCanvas, i, ii;
  8971. if (WebGLUtils.isEnabled) {
  8972. canvas = WebGLUtils.drawFigures(width, height, backgroundColor, figures, context);
  8973. tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
  8974. tmpCanvas.context.drawImage(canvas, BORDER_SIZE, BORDER_SIZE);
  8975. canvas = tmpCanvas.canvas;
  8976. } else {
  8977. tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
  8978. var tmpCtx = tmpCanvas.context;
  8979. var data = tmpCtx.createImageData(width, height);
  8980. if (backgroundColor) {
  8981. var bytes = data.data;
  8982. for (i = 0, ii = bytes.length; i < ii; i += 4) {
  8983. bytes[i] = backgroundColor[0];
  8984. bytes[i + 1] = backgroundColor[1];
  8985. bytes[i + 2] = backgroundColor[2];
  8986. bytes[i + 3] = 255;
  8987. }
  8988. }
  8989. for (i = 0; i < figures.length; i++) {
  8990. drawFigure(data, figures[i], context);
  8991. }
  8992. tmpCtx.putImageData(data, BORDER_SIZE, BORDER_SIZE);
  8993. canvas = tmpCanvas.canvas;
  8994. }
  8995. return {
  8996. canvas: canvas,
  8997. offsetX: offsetX - BORDER_SIZE * scaleX,
  8998. offsetY: offsetY - BORDER_SIZE * scaleY,
  8999. scaleX: scaleX,
  9000. scaleY: scaleY
  9001. };
  9002. }
  9003. return createMeshCanvas;
  9004. }();
  9005. ShadingIRs.Mesh = {
  9006. fromIR: function Mesh_fromIR(raw) {
  9007. var coords = raw[2];
  9008. var colors = raw[3];
  9009. var figures = raw[4];
  9010. var bounds = raw[5];
  9011. var matrix = raw[6];
  9012. var background = raw[8];
  9013. return {
  9014. type: 'Pattern',
  9015. getPattern: function Mesh_getPattern(ctx, owner, shadingFill) {
  9016. var scale;
  9017. if (shadingFill) {
  9018. scale = Util.singularValueDecompose2dScale(ctx.mozCurrentTransform);
  9019. } else {
  9020. scale = Util.singularValueDecompose2dScale(owner.baseTransform);
  9021. if (matrix) {
  9022. var matrixScale = Util.singularValueDecompose2dScale(matrix);
  9023. scale = [
  9024. scale[0] * matrixScale[0],
  9025. scale[1] * matrixScale[1]
  9026. ];
  9027. }
  9028. }
  9029. var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases);
  9030. if (!shadingFill) {
  9031. ctx.setTransform.apply(ctx, owner.baseTransform);
  9032. if (matrix) {
  9033. ctx.transform.apply(ctx, matrix);
  9034. }
  9035. }
  9036. ctx.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY);
  9037. ctx.scale(temporaryPatternCanvas.scaleX, temporaryPatternCanvas.scaleY);
  9038. return ctx.createPattern(temporaryPatternCanvas.canvas, 'no-repeat');
  9039. }
  9040. };
  9041. }
  9042. };
  9043. ShadingIRs.Dummy = {
  9044. fromIR: function Dummy_fromIR() {
  9045. return {
  9046. type: 'Pattern',
  9047. getPattern: function Dummy_fromIR_getPattern() {
  9048. return 'hotpink';
  9049. }
  9050. };
  9051. }
  9052. };
  9053. function getShadingPatternFromIR(raw) {
  9054. var shadingIR = ShadingIRs[raw[0]];
  9055. if (!shadingIR) {
  9056. error('Unknown IR type: ' + raw[0]);
  9057. }
  9058. return shadingIR.fromIR(raw);
  9059. }
  9060. var TilingPattern = function TilingPatternClosure() {
  9061. var PaintType = {
  9062. COLORED: 1,
  9063. UNCOLORED: 2
  9064. };
  9065. var MAX_PATTERN_SIZE = 3000;
  9066. function TilingPattern(IR, color, ctx, canvasGraphicsFactory, baseTransform) {
  9067. this.operatorList = IR[2];
  9068. this.matrix = IR[3] || [
  9069. 1,
  9070. 0,
  9071. 0,
  9072. 1,
  9073. 0,
  9074. 0
  9075. ];
  9076. this.bbox = IR[4];
  9077. this.xstep = IR[5];
  9078. this.ystep = IR[6];
  9079. this.paintType = IR[7];
  9080. this.tilingType = IR[8];
  9081. this.color = color;
  9082. this.canvasGraphicsFactory = canvasGraphicsFactory;
  9083. this.baseTransform = baseTransform;
  9084. this.type = 'Pattern';
  9085. this.ctx = ctx;
  9086. }
  9087. TilingPattern.prototype = {
  9088. createPatternCanvas: function TilinPattern_createPatternCanvas(owner) {
  9089. var operatorList = this.operatorList;
  9090. var bbox = this.bbox;
  9091. var xstep = this.xstep;
  9092. var ystep = this.ystep;
  9093. var paintType = this.paintType;
  9094. var tilingType = this.tilingType;
  9095. var color = this.color;
  9096. var canvasGraphicsFactory = this.canvasGraphicsFactory;
  9097. info('TilingType: ' + tilingType);
  9098. var x0 = bbox[0], y0 = bbox[1], x1 = bbox[2], y1 = bbox[3];
  9099. var topLeft = [
  9100. x0,
  9101. y0
  9102. ];
  9103. var botRight = [
  9104. x0 + xstep,
  9105. y0 + ystep
  9106. ];
  9107. var width = botRight[0] - topLeft[0];
  9108. var height = botRight[1] - topLeft[1];
  9109. var matrixScale = Util.singularValueDecompose2dScale(this.matrix);
  9110. var curMatrixScale = Util.singularValueDecompose2dScale(this.baseTransform);
  9111. var combinedScale = [
  9112. matrixScale[0] * curMatrixScale[0],
  9113. matrixScale[1] * curMatrixScale[1]
  9114. ];
  9115. width = Math.min(Math.ceil(Math.abs(width * combinedScale[0])), MAX_PATTERN_SIZE);
  9116. height = Math.min(Math.ceil(Math.abs(height * combinedScale[1])), MAX_PATTERN_SIZE);
  9117. var tmpCanvas = owner.cachedCanvases.getCanvas('pattern', width, height, true);
  9118. var tmpCtx = tmpCanvas.context;
  9119. var graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx);
  9120. graphics.groupLevel = owner.groupLevel;
  9121. this.setFillAndStrokeStyleToContext(tmpCtx, paintType, color);
  9122. this.setScale(width, height, xstep, ystep);
  9123. this.transformToScale(graphics);
  9124. var tmpTranslate = [
  9125. 1,
  9126. 0,
  9127. 0,
  9128. 1,
  9129. -topLeft[0],
  9130. -topLeft[1]
  9131. ];
  9132. graphics.transform.apply(graphics, tmpTranslate);
  9133. this.clipBbox(graphics, bbox, x0, y0, x1, y1);
  9134. graphics.executeOperatorList(operatorList);
  9135. return tmpCanvas.canvas;
  9136. },
  9137. setScale: function TilingPattern_setScale(width, height, xstep, ystep) {
  9138. this.scale = [
  9139. width / xstep,
  9140. height / ystep
  9141. ];
  9142. },
  9143. transformToScale: function TilingPattern_transformToScale(graphics) {
  9144. var scale = this.scale;
  9145. var tmpScale = [
  9146. scale[0],
  9147. 0,
  9148. 0,
  9149. scale[1],
  9150. 0,
  9151. 0
  9152. ];
  9153. graphics.transform.apply(graphics, tmpScale);
  9154. },
  9155. scaleToContext: function TilingPattern_scaleToContext() {
  9156. var scale = this.scale;
  9157. this.ctx.scale(1 / scale[0], 1 / scale[1]);
  9158. },
  9159. clipBbox: function clipBbox(graphics, bbox, x0, y0, x1, y1) {
  9160. if (bbox && isArray(bbox) && bbox.length === 4) {
  9161. var bboxWidth = x1 - x0;
  9162. var bboxHeight = y1 - y0;
  9163. graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight);
  9164. graphics.clip();
  9165. graphics.endPath();
  9166. }
  9167. },
  9168. setFillAndStrokeStyleToContext: function setFillAndStrokeStyleToContext(context, paintType, color) {
  9169. switch (paintType) {
  9170. case PaintType.COLORED:
  9171. var ctx = this.ctx;
  9172. context.fillStyle = ctx.fillStyle;
  9173. context.strokeStyle = ctx.strokeStyle;
  9174. break;
  9175. case PaintType.UNCOLORED:
  9176. var cssColor = Util.makeCssRgb(color[0], color[1], color[2]);
  9177. context.fillStyle = cssColor;
  9178. context.strokeStyle = cssColor;
  9179. break;
  9180. default:
  9181. error('Unsupported paint type: ' + paintType);
  9182. }
  9183. },
  9184. getPattern: function TilingPattern_getPattern(ctx, owner) {
  9185. var temporaryPatternCanvas = this.createPatternCanvas(owner);
  9186. ctx = this.ctx;
  9187. ctx.setTransform.apply(ctx, this.baseTransform);
  9188. ctx.transform.apply(ctx, this.matrix);
  9189. this.scaleToContext();
  9190. return ctx.createPattern(temporaryPatternCanvas, 'repeat');
  9191. }
  9192. };
  9193. return TilingPattern;
  9194. }();
  9195. exports.getShadingPatternFromIR = getShadingPatternFromIR;
  9196. exports.TilingPattern = TilingPattern;
  9197. /***/ }),
  9198. /* 13 */
  9199. /***/ (function(module, exports, __w_pdfjs_require__) {
  9200. "use strict";
  9201. var pdfjsVersion = '1.7.312';
  9202. var pdfjsBuild = 'cada411a';
  9203. var pdfjsSharedUtil = __w_pdfjs_require__(0);
  9204. var pdfjsDisplayGlobal = __w_pdfjs_require__(8);
  9205. var pdfjsDisplayAPI = __w_pdfjs_require__(3);
  9206. var pdfjsDisplayTextLayer = __w_pdfjs_require__(5);
  9207. var pdfjsDisplayAnnotationLayer = __w_pdfjs_require__(2);
  9208. var pdfjsDisplayDOMUtils = __w_pdfjs_require__(1);
  9209. var pdfjsDisplaySVG = __w_pdfjs_require__(4);
  9210. exports.PDFJS = pdfjsDisplayGlobal.PDFJS;
  9211. exports.build = pdfjsDisplayAPI.build;
  9212. exports.version = pdfjsDisplayAPI.version;
  9213. exports.getDocument = pdfjsDisplayAPI.getDocument;
  9214. exports.PDFDataRangeTransport = pdfjsDisplayAPI.PDFDataRangeTransport;
  9215. exports.PDFWorker = pdfjsDisplayAPI.PDFWorker;
  9216. exports.renderTextLayer = pdfjsDisplayTextLayer.renderTextLayer;
  9217. exports.AnnotationLayer = pdfjsDisplayAnnotationLayer.AnnotationLayer;
  9218. exports.CustomStyle = pdfjsDisplayDOMUtils.CustomStyle;
  9219. exports.createPromiseCapability = pdfjsSharedUtil.createPromiseCapability;
  9220. exports.PasswordResponses = pdfjsSharedUtil.PasswordResponses;
  9221. exports.InvalidPDFException = pdfjsSharedUtil.InvalidPDFException;
  9222. exports.MissingPDFException = pdfjsSharedUtil.MissingPDFException;
  9223. exports.SVGGraphics = pdfjsDisplaySVG.SVGGraphics;
  9224. exports.UnexpectedResponseException = pdfjsSharedUtil.UnexpectedResponseException;
  9225. exports.OPS = pdfjsSharedUtil.OPS;
  9226. exports.UNSUPPORTED_FEATURES = pdfjsSharedUtil.UNSUPPORTED_FEATURES;
  9227. exports.isValidUrl = pdfjsDisplayDOMUtils.isValidUrl;
  9228. exports.createValidAbsoluteUrl = pdfjsSharedUtil.createValidAbsoluteUrl;
  9229. exports.createObjectURL = pdfjsSharedUtil.createObjectURL;
  9230. exports.removeNullCharacters = pdfjsSharedUtil.removeNullCharacters;
  9231. exports.shadow = pdfjsSharedUtil.shadow;
  9232. exports.createBlob = pdfjsSharedUtil.createBlob;
  9233. exports.getFilenameFromUrl = pdfjsDisplayDOMUtils.getFilenameFromUrl;
  9234. exports.addLinkAttributes = pdfjsDisplayDOMUtils.addLinkAttributes;
  9235. /***/ })
  9236. /******/ ]);
  9237. });