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path: root/vendor/assets/javascripts/pdflab.js
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Diffstat (limited to 'vendor/assets/javascripts/pdflab.js')
-rw-r--r--vendor/assets/javascripts/pdflab.js12491
1 files changed, 12491 insertions, 0 deletions
diff --git a/vendor/assets/javascripts/pdflab.js b/vendor/assets/javascripts/pdflab.js
new file mode 100644
index 00000000000..94e7c40e75e
--- /dev/null
+++ b/vendor/assets/javascripts/pdflab.js
@@ -0,0 +1,12491 @@
+(function webpackUniversalModuleDefinition(root, factory) {
+ if(typeof exports === 'object' && typeof module === 'object')
+ module.exports = factory();
+ else if(typeof define === 'function' && define.amd)
+ define("PDFLab", [], factory);
+ else if(typeof exports === 'object')
+ exports["PDFLab"] = factory();
+ else
+ root["PDFLab"] = factory();
+})(this, function() {
+return /******/ (function(modules) { // webpackBootstrap
+/******/ // install a JSONP callback for chunk loading
+/******/ var parentJsonpFunction = window["webpackJsonpPDFLab"];
+/******/ window["webpackJsonpPDFLab"] = function webpackJsonpCallback(chunkIds, moreModules, executeModules) {
+/******/ // add "moreModules" to the modules object,
+/******/ // then flag all "chunkIds" as loaded and fire callback
+/******/ var moduleId, chunkId, i = 0, resolves = [], result;
+/******/ for(;i < chunkIds.length; i++) {
+/******/ chunkId = chunkIds[i];
+/******/ if(installedChunks[chunkId])
+/******/ resolves.push(installedChunks[chunkId][0]);
+/******/ installedChunks[chunkId] = 0;
+/******/ }
+/******/ for(moduleId in moreModules) {
+/******/ if(Object.prototype.hasOwnProperty.call(moreModules, moduleId)) {
+/******/ modules[moduleId] = moreModules[moduleId];
+/******/ }
+/******/ }
+/******/ if(parentJsonpFunction) parentJsonpFunction(chunkIds, moreModules, executeModules);
+/******/ while(resolves.length)
+/******/ resolves.shift()();
+/******/
+/******/ };
+/******/
+/******/ // The module cache
+/******/ var installedModules = {};
+/******/
+/******/ // objects to store loaded and loading chunks
+/******/ var installedChunks = {
+/******/ 1: 0,
+/******/ 2: 0
+/******/ };
+/******/
+/******/ // The require function
+/******/ function __webpack_require__(moduleId) {
+/******/
+/******/ // Check if module is in cache
+/******/ if(installedModules[moduleId])
+/******/ return installedModules[moduleId].exports;
+/******/
+/******/ // Create a new module (and put it into the cache)
+/******/ var module = installedModules[moduleId] = {
+/******/ i: moduleId,
+/******/ l: false,
+/******/ exports: {}
+/******/ };
+/******/
+/******/ // Execute the module function
+/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
+/******/
+/******/ // Flag the module as loaded
+/******/ module.l = true;
+/******/
+/******/ // Return the exports of the module
+/******/ return module.exports;
+/******/ }
+/******/
+/******/ // This file contains only the entry chunk.
+/******/ // The chunk loading function for additional chunks
+/******/ __webpack_require__.e = function requireEnsure(chunkId) {
+/******/ if(installedChunks[chunkId] === 0)
+/******/ return Promise.resolve();
+/******/
+/******/ // a Promise means "currently loading".
+/******/ if(installedChunks[chunkId]) {
+/******/ return installedChunks[chunkId][2];
+/******/ }
+/******/
+/******/ // setup Promise in chunk cache
+/******/ var promise = new Promise(function(resolve, reject) {
+/******/ installedChunks[chunkId] = [resolve, reject];
+/******/ });
+/******/ installedChunks[chunkId][2] = promise;
+/******/
+/******/ // start chunk loading
+/******/ var head = document.getElementsByTagName('head')[0];
+/******/ var script = document.createElement('script');
+/******/ script.type = 'text/javascript';
+/******/ script.charset = 'utf-8';
+/******/ script.async = true;
+/******/ script.timeout = 120000;
+/******/
+/******/ if (__webpack_require__.nc) {
+/******/ script.setAttribute("nonce", __webpack_require__.nc);
+/******/ }
+/******/ script.src = __webpack_require__.p + "" + chunkId + ".js";
+/******/ var timeout = setTimeout(onScriptComplete, 120000);
+/******/ script.onerror = script.onload = onScriptComplete;
+/******/ function onScriptComplete() {
+/******/ // avoid mem leaks in IE.
+/******/ script.onerror = script.onload = null;
+/******/ clearTimeout(timeout);
+/******/ var chunk = installedChunks[chunkId];
+/******/ if(chunk !== 0) {
+/******/ if(chunk) chunk[1](new Error('Loading chunk ' + chunkId + ' failed.'));
+/******/ installedChunks[chunkId] = undefined;
+/******/ }
+/******/ };
+/******/ head.appendChild(script);
+/******/
+/******/ return promise;
+/******/ };
+/******/
+/******/ // expose the modules object (__webpack_modules__)
+/******/ __webpack_require__.m = modules;
+/******/
+/******/ // expose the module cache
+/******/ __webpack_require__.c = installedModules;
+/******/
+/******/ // identity function for calling harmony imports with the correct context
+/******/ __webpack_require__.i = function(value) { return value; };
+/******/
+/******/ // define getter function for harmony exports
+/******/ __webpack_require__.d = function(exports, name, getter) {
+/******/ if(!__webpack_require__.o(exports, name)) {
+/******/ Object.defineProperty(exports, name, {
+/******/ configurable: false,
+/******/ enumerable: true,
+/******/ get: getter
+/******/ });
+/******/ }
+/******/ };
+/******/
+/******/ // getDefaultExport function for compatibility with non-harmony modules
+/******/ __webpack_require__.n = function(module) {
+/******/ var getter = module && module.__esModule ?
+/******/ function getDefault() { return module['default']; } :
+/******/ function getModuleExports() { return module; };
+/******/ __webpack_require__.d(getter, 'a', getter);
+/******/ return getter;
+/******/ };
+/******/
+/******/ // Object.prototype.hasOwnProperty.call
+/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
+/******/
+/******/ // __webpack_public_path__
+/******/ __webpack_require__.p = "";
+/******/
+/******/ // on error function for async loading
+/******/ __webpack_require__.oe = function(err) { console.error(err); throw err; };
+/******/
+/******/ // Load entry module and return exports
+/******/ return __webpack_require__(__webpack_require__.s = 7);
+/******/ })
+/************************************************************************/
+/******/ ([
+/* 0 */
+/***/ (function(module, exports) {
+
+// shim for using process in browser
+var process = module.exports = {};
+
+// cached from whatever global is present so that test runners that stub it
+// don't break things. But we need to wrap it in a try catch in case it is
+// wrapped in strict mode code which doesn't define any globals. It's inside a
+// function because try/catches deoptimize in certain engines.
+
+var cachedSetTimeout;
+var cachedClearTimeout;
+
+function defaultSetTimout() {
+ throw new Error('setTimeout has not been defined');
+}
+function defaultClearTimeout () {
+ throw new Error('clearTimeout has not been defined');
+}
+(function () {
+ try {
+ if (typeof setTimeout === 'function') {
+ cachedSetTimeout = setTimeout;
+ } else {
+ cachedSetTimeout = defaultSetTimout;
+ }
+ } catch (e) {
+ cachedSetTimeout = defaultSetTimout;
+ }
+ try {
+ if (typeof clearTimeout === 'function') {
+ cachedClearTimeout = clearTimeout;
+ } else {
+ cachedClearTimeout = defaultClearTimeout;
+ }
+ } catch (e) {
+ cachedClearTimeout = defaultClearTimeout;
+ }
+} ())
+function runTimeout(fun) {
+ if (cachedSetTimeout === setTimeout) {
+ //normal enviroments in sane situations
+ return setTimeout(fun, 0);
+ }
+ // if setTimeout wasn't available but was latter defined
+ if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
+ cachedSetTimeout = setTimeout;
+ return setTimeout(fun, 0);
+ }
+ try {
+ // when when somebody has screwed with setTimeout but no I.E. maddness
+ return cachedSetTimeout(fun, 0);
+ } catch(e){
+ try {
+ // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
+ return cachedSetTimeout.call(null, fun, 0);
+ } catch(e){
+ // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
+ return cachedSetTimeout.call(this, fun, 0);
+ }
+ }
+
+
+}
+function runClearTimeout(marker) {
+ if (cachedClearTimeout === clearTimeout) {
+ //normal enviroments in sane situations
+ return clearTimeout(marker);
+ }
+ // if clearTimeout wasn't available but was latter defined
+ if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
+ cachedClearTimeout = clearTimeout;
+ return clearTimeout(marker);
+ }
+ try {
+ // when when somebody has screwed with setTimeout but no I.E. maddness
+ return cachedClearTimeout(marker);
+ } catch (e){
+ try {
+ // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
+ return cachedClearTimeout.call(null, marker);
+ } catch (e){
+ // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
+ // Some versions of I.E. have different rules for clearTimeout vs setTimeout
+ return cachedClearTimeout.call(this, marker);
+ }
+ }
+
+
+
+}
+var queue = [];
+var draining = false;
+var currentQueue;
+var queueIndex = -1;
+
+function cleanUpNextTick() {
+ if (!draining || !currentQueue) {
+ return;
+ }
+ draining = false;
+ if (currentQueue.length) {
+ queue = currentQueue.concat(queue);
+ } else {
+ queueIndex = -1;
+ }
+ if (queue.length) {
+ drainQueue();
+ }
+}
+
+function drainQueue() {
+ if (draining) {
+ return;
+ }
+ var timeout = runTimeout(cleanUpNextTick);
+ draining = true;
+
+ var len = queue.length;
+ while(len) {
+ currentQueue = queue;
+ queue = [];
+ while (++queueIndex < len) {
+ if (currentQueue) {
+ currentQueue[queueIndex].run();
+ }
+ }
+ queueIndex = -1;
+ len = queue.length;
+ }
+ currentQueue = null;
+ draining = false;
+ runClearTimeout(timeout);
+}
+
+process.nextTick = function (fun) {
+ var args = new Array(arguments.length - 1);
+ if (arguments.length > 1) {
+ for (var i = 1; i < arguments.length; i++) {
+ args[i - 1] = arguments[i];
+ }
+ }
+ queue.push(new Item(fun, args));
+ if (queue.length === 1 && !draining) {
+ runTimeout(drainQueue);
+ }
+};
+
+// v8 likes predictible objects
+function Item(fun, array) {
+ this.fun = fun;
+ this.array = array;
+}
+Item.prototype.run = function () {
+ this.fun.apply(null, this.array);
+};
+process.title = 'browser';
+process.browser = true;
+process.env = {};
+process.argv = [];
+process.version = ''; // empty string to avoid regexp issues
+process.versions = {};
+
+function noop() {}
+
+process.on = noop;
+process.addListener = noop;
+process.once = noop;
+process.off = noop;
+process.removeListener = noop;
+process.removeAllListeners = noop;
+process.emit = noop;
+
+process.binding = function (name) {
+ throw new Error('process.binding is not supported');
+};
+
+process.cwd = function () { return '/' };
+process.chdir = function (dir) {
+ throw new Error('process.chdir is not supported');
+};
+process.umask = function() { return 0; };
+
+
+/***/ }),
+/* 1 */,
+/* 2 */
+/***/ (function(module, exports, __webpack_require__) {
+
+/* WEBPACK VAR INJECTION */(function(process) {/* Copyright 2017 Mozilla Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+(function webpackUniversalModuleDefinition(root, factory) {
+ if(true)
+ module.exports = factory();
+ else if(typeof define === 'function' && define.amd)
+ define("pdfjs-dist/build/pdf", [], factory);
+ else if(typeof exports === 'object')
+ exports["pdfjs-dist/build/pdf"] = factory();
+ else
+ root["pdfjs-dist/build/pdf"] = root.pdfjsDistBuildPdf = factory();
+})(this, function() {
+return /******/ (function(modules) { // webpackBootstrap
+/******/ // The module cache
+/******/ var installedModules = {};
+/******/
+/******/ // The require function
+/******/ function __w_pdfjs_require__(moduleId) {
+/******/
+/******/ // Check if module is in cache
+/******/ if(installedModules[moduleId])
+/******/ return installedModules[moduleId].exports;
+/******/
+/******/ // Create a new module (and put it into the cache)
+/******/ var module = installedModules[moduleId] = {
+/******/ i: moduleId,
+/******/ l: false,
+/******/ exports: {}
+/******/ };
+/******/
+/******/ // Execute the module function
+/******/ modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__);
+/******/
+/******/ // Flag the module as loaded
+/******/ module.l = true;
+/******/
+/******/ // Return the exports of the module
+/******/ return module.exports;
+/******/ }
+/******/
+/******/
+/******/ // expose the modules object (__webpack_modules__)
+/******/ __w_pdfjs_require__.m = modules;
+/******/
+/******/ // expose the module cache
+/******/ __w_pdfjs_require__.c = installedModules;
+/******/
+/******/ // identity function for calling harmony imports with the correct context
+/******/ __w_pdfjs_require__.i = function(value) { return value; };
+/******/
+/******/ // define getter function for harmony exports
+/******/ __w_pdfjs_require__.d = function(exports, name, getter) {
+/******/ if(!__w_pdfjs_require__.o(exports, name)) {
+/******/ Object.defineProperty(exports, name, {
+/******/ configurable: false,
+/******/ enumerable: true,
+/******/ get: getter
+/******/ });
+/******/ }
+/******/ };
+/******/
+/******/ // getDefaultExport function for compatibility with non-harmony modules
+/******/ __w_pdfjs_require__.n = function(module) {
+/******/ var getter = module && module.__esModule ?
+/******/ function getDefault() { return module['default']; } :
+/******/ function getModuleExports() { return module; };
+/******/ __w_pdfjs_require__.d(getter, 'a', getter);
+/******/ return getter;
+/******/ };
+/******/
+/******/ // Object.prototype.hasOwnProperty.call
+/******/ __w_pdfjs_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
+/******/
+/******/ // __webpack_public_path__
+/******/ __w_pdfjs_require__.p = "";
+/******/
+/******/ // Load entry module and return exports
+/******/ return __w_pdfjs_require__(__w_pdfjs_require__.s = 13);
+/******/ })
+/************************************************************************/
+/******/ ([
+/* 0 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+/* WEBPACK VAR INJECTION */(function(global) {
+
+var compatibility = __w_pdfjs_require__(14);
+var globalScope = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : undefined;
+var FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0];
+var TextRenderingMode = {
+ FILL: 0,
+ STROKE: 1,
+ FILL_STROKE: 2,
+ INVISIBLE: 3,
+ FILL_ADD_TO_PATH: 4,
+ STROKE_ADD_TO_PATH: 5,
+ FILL_STROKE_ADD_TO_PATH: 6,
+ ADD_TO_PATH: 7,
+ FILL_STROKE_MASK: 3,
+ ADD_TO_PATH_FLAG: 4
+};
+var ImageKind = {
+ GRAYSCALE_1BPP: 1,
+ RGB_24BPP: 2,
+ RGBA_32BPP: 3
+};
+var AnnotationType = {
+ TEXT: 1,
+ LINK: 2,
+ FREETEXT: 3,
+ LINE: 4,
+ SQUARE: 5,
+ CIRCLE: 6,
+ POLYGON: 7,
+ POLYLINE: 8,
+ HIGHLIGHT: 9,
+ UNDERLINE: 10,
+ SQUIGGLY: 11,
+ STRIKEOUT: 12,
+ STAMP: 13,
+ CARET: 14,
+ INK: 15,
+ POPUP: 16,
+ FILEATTACHMENT: 17,
+ SOUND: 18,
+ MOVIE: 19,
+ WIDGET: 20,
+ SCREEN: 21,
+ PRINTERMARK: 22,
+ TRAPNET: 23,
+ WATERMARK: 24,
+ THREED: 25,
+ REDACT: 26
+};
+var AnnotationFlag = {
+ INVISIBLE: 0x01,
+ HIDDEN: 0x02,
+ PRINT: 0x04,
+ NOZOOM: 0x08,
+ NOROTATE: 0x10,
+ NOVIEW: 0x20,
+ READONLY: 0x40,
+ LOCKED: 0x80,
+ TOGGLENOVIEW: 0x100,
+ LOCKEDCONTENTS: 0x200
+};
+var AnnotationFieldFlag = {
+ READONLY: 0x0000001,
+ REQUIRED: 0x0000002,
+ NOEXPORT: 0x0000004,
+ MULTILINE: 0x0001000,
+ PASSWORD: 0x0002000,
+ NOTOGGLETOOFF: 0x0004000,
+ RADIO: 0x0008000,
+ PUSHBUTTON: 0x0010000,
+ COMBO: 0x0020000,
+ EDIT: 0x0040000,
+ SORT: 0x0080000,
+ FILESELECT: 0x0100000,
+ MULTISELECT: 0x0200000,
+ DONOTSPELLCHECK: 0x0400000,
+ DONOTSCROLL: 0x0800000,
+ COMB: 0x1000000,
+ RICHTEXT: 0x2000000,
+ RADIOSINUNISON: 0x2000000,
+ COMMITONSELCHANGE: 0x4000000
+};
+var AnnotationBorderStyleType = {
+ SOLID: 1,
+ DASHED: 2,
+ BEVELED: 3,
+ INSET: 4,
+ UNDERLINE: 5
+};
+var StreamType = {
+ UNKNOWN: 0,
+ FLATE: 1,
+ LZW: 2,
+ DCT: 3,
+ JPX: 4,
+ JBIG: 5,
+ A85: 6,
+ AHX: 7,
+ CCF: 8,
+ RL: 9
+};
+var FontType = {
+ UNKNOWN: 0,
+ TYPE1: 1,
+ TYPE1C: 2,
+ CIDFONTTYPE0: 3,
+ CIDFONTTYPE0C: 4,
+ TRUETYPE: 5,
+ CIDFONTTYPE2: 6,
+ TYPE3: 7,
+ OPENTYPE: 8,
+ TYPE0: 9,
+ MMTYPE1: 10
+};
+var VERBOSITY_LEVELS = {
+ errors: 0,
+ warnings: 1,
+ infos: 5
+};
+var CMapCompressionType = {
+ NONE: 0,
+ BINARY: 1,
+ STREAM: 2
+};
+var OPS = {
+ dependency: 1,
+ setLineWidth: 2,
+ setLineCap: 3,
+ setLineJoin: 4,
+ setMiterLimit: 5,
+ setDash: 6,
+ setRenderingIntent: 7,
+ setFlatness: 8,
+ setGState: 9,
+ save: 10,
+ restore: 11,
+ transform: 12,
+ moveTo: 13,
+ lineTo: 14,
+ curveTo: 15,
+ curveTo2: 16,
+ curveTo3: 17,
+ closePath: 18,
+ rectangle: 19,
+ stroke: 20,
+ closeStroke: 21,
+ fill: 22,
+ eoFill: 23,
+ fillStroke: 24,
+ eoFillStroke: 25,
+ closeFillStroke: 26,
+ closeEOFillStroke: 27,
+ endPath: 28,
+ clip: 29,
+ eoClip: 30,
+ beginText: 31,
+ endText: 32,
+ setCharSpacing: 33,
+ setWordSpacing: 34,
+ setHScale: 35,
+ setLeading: 36,
+ setFont: 37,
+ setTextRenderingMode: 38,
+ setTextRise: 39,
+ moveText: 40,
+ setLeadingMoveText: 41,
+ setTextMatrix: 42,
+ nextLine: 43,
+ showText: 44,
+ showSpacedText: 45,
+ nextLineShowText: 46,
+ nextLineSetSpacingShowText: 47,
+ setCharWidth: 48,
+ setCharWidthAndBounds: 49,
+ setStrokeColorSpace: 50,
+ setFillColorSpace: 51,
+ setStrokeColor: 52,
+ setStrokeColorN: 53,
+ setFillColor: 54,
+ setFillColorN: 55,
+ setStrokeGray: 56,
+ setFillGray: 57,
+ setStrokeRGBColor: 58,
+ setFillRGBColor: 59,
+ setStrokeCMYKColor: 60,
+ setFillCMYKColor: 61,
+ shadingFill: 62,
+ beginInlineImage: 63,
+ beginImageData: 64,
+ endInlineImage: 65,
+ paintXObject: 66,
+ markPoint: 67,
+ markPointProps: 68,
+ beginMarkedContent: 69,
+ beginMarkedContentProps: 70,
+ endMarkedContent: 71,
+ beginCompat: 72,
+ endCompat: 73,
+ paintFormXObjectBegin: 74,
+ paintFormXObjectEnd: 75,
+ beginGroup: 76,
+ endGroup: 77,
+ beginAnnotations: 78,
+ endAnnotations: 79,
+ beginAnnotation: 80,
+ endAnnotation: 81,
+ paintJpegXObject: 82,
+ paintImageMaskXObject: 83,
+ paintImageMaskXObjectGroup: 84,
+ paintImageXObject: 85,
+ paintInlineImageXObject: 86,
+ paintInlineImageXObjectGroup: 87,
+ paintImageXObjectRepeat: 88,
+ paintImageMaskXObjectRepeat: 89,
+ paintSolidColorImageMask: 90,
+ constructPath: 91
+};
+var verbosity = VERBOSITY_LEVELS.warnings;
+function setVerbosityLevel(level) {
+ verbosity = level;
+}
+function getVerbosityLevel() {
+ return verbosity;
+}
+function info(msg) {
+ if (verbosity >= VERBOSITY_LEVELS.infos) {
+ console.log('Info: ' + msg);
+ }
+}
+function warn(msg) {
+ if (verbosity >= VERBOSITY_LEVELS.warnings) {
+ console.log('Warning: ' + msg);
+ }
+}
+function deprecated(details) {
+ console.log('Deprecated API usage: ' + details);
+}
+function error(msg) {
+ if (verbosity >= VERBOSITY_LEVELS.errors) {
+ console.log('Error: ' + msg);
+ console.log(backtrace());
+ }
+ throw new Error(msg);
+}
+function backtrace() {
+ try {
+ throw new Error();
+ } catch (e) {
+ return e.stack ? e.stack.split('\n').slice(2).join('\n') : '';
+ }
+}
+function assert(cond, msg) {
+ if (!cond) {
+ error(msg);
+ }
+}
+var UNSUPPORTED_FEATURES = {
+ unknown: 'unknown',
+ forms: 'forms',
+ javaScript: 'javaScript',
+ smask: 'smask',
+ shadingPattern: 'shadingPattern',
+ font: 'font'
+};
+function isSameOrigin(baseUrl, otherUrl) {
+ try {
+ var base = new URL(baseUrl);
+ if (!base.origin || base.origin === 'null') {
+ return false;
+ }
+ } catch (e) {
+ return false;
+ }
+ var other = new URL(otherUrl, base);
+ return base.origin === other.origin;
+}
+function isValidProtocol(url) {
+ if (!url) {
+ return false;
+ }
+ switch (url.protocol) {
+ case 'http:':
+ case 'https:':
+ case 'ftp:':
+ case 'mailto:':
+ case 'tel:':
+ return true;
+ default:
+ return false;
+ }
+}
+function createValidAbsoluteUrl(url, baseUrl) {
+ if (!url) {
+ return null;
+ }
+ try {
+ var absoluteUrl = baseUrl ? new URL(url, baseUrl) : new URL(url);
+ if (isValidProtocol(absoluteUrl)) {
+ return absoluteUrl;
+ }
+ } catch (ex) {}
+ return null;
+}
+function shadow(obj, prop, value) {
+ Object.defineProperty(obj, prop, {
+ value: value,
+ enumerable: true,
+ configurable: true,
+ writable: false
+ });
+ return value;
+}
+function getLookupTableFactory(initializer) {
+ var lookup;
+ return function () {
+ if (initializer) {
+ lookup = Object.create(null);
+ initializer(lookup);
+ initializer = null;
+ }
+ return lookup;
+ };
+}
+var PasswordResponses = {
+ NEED_PASSWORD: 1,
+ INCORRECT_PASSWORD: 2
+};
+var PasswordException = function PasswordExceptionClosure() {
+ function PasswordException(msg, code) {
+ this.name = 'PasswordException';
+ this.message = msg;
+ this.code = code;
+ }
+ PasswordException.prototype = new Error();
+ PasswordException.constructor = PasswordException;
+ return PasswordException;
+}();
+var UnknownErrorException = function UnknownErrorExceptionClosure() {
+ function UnknownErrorException(msg, details) {
+ this.name = 'UnknownErrorException';
+ this.message = msg;
+ this.details = details;
+ }
+ UnknownErrorException.prototype = new Error();
+ UnknownErrorException.constructor = UnknownErrorException;
+ return UnknownErrorException;
+}();
+var InvalidPDFException = function InvalidPDFExceptionClosure() {
+ function InvalidPDFException(msg) {
+ this.name = 'InvalidPDFException';
+ this.message = msg;
+ }
+ InvalidPDFException.prototype = new Error();
+ InvalidPDFException.constructor = InvalidPDFException;
+ return InvalidPDFException;
+}();
+var MissingPDFException = function MissingPDFExceptionClosure() {
+ function MissingPDFException(msg) {
+ this.name = 'MissingPDFException';
+ this.message = msg;
+ }
+ MissingPDFException.prototype = new Error();
+ MissingPDFException.constructor = MissingPDFException;
+ return MissingPDFException;
+}();
+var UnexpectedResponseException = function UnexpectedResponseExceptionClosure() {
+ function UnexpectedResponseException(msg, status) {
+ this.name = 'UnexpectedResponseException';
+ this.message = msg;
+ this.status = status;
+ }
+ UnexpectedResponseException.prototype = new Error();
+ UnexpectedResponseException.constructor = UnexpectedResponseException;
+ return UnexpectedResponseException;
+}();
+var NotImplementedException = function NotImplementedExceptionClosure() {
+ function NotImplementedException(msg) {
+ this.message = msg;
+ }
+ NotImplementedException.prototype = new Error();
+ NotImplementedException.prototype.name = 'NotImplementedException';
+ NotImplementedException.constructor = NotImplementedException;
+ return NotImplementedException;
+}();
+var MissingDataException = function MissingDataExceptionClosure() {
+ function MissingDataException(begin, end) {
+ this.begin = begin;
+ this.end = end;
+ this.message = 'Missing data [' + begin + ', ' + end + ')';
+ }
+ MissingDataException.prototype = new Error();
+ MissingDataException.prototype.name = 'MissingDataException';
+ MissingDataException.constructor = MissingDataException;
+ return MissingDataException;
+}();
+var XRefParseException = function XRefParseExceptionClosure() {
+ function XRefParseException(msg) {
+ this.message = msg;
+ }
+ XRefParseException.prototype = new Error();
+ XRefParseException.prototype.name = 'XRefParseException';
+ XRefParseException.constructor = XRefParseException;
+ return XRefParseException;
+}();
+var NullCharactersRegExp = /\x00/g;
+function removeNullCharacters(str) {
+ if (typeof str !== 'string') {
+ warn('The argument for removeNullCharacters must be a string.');
+ return str;
+ }
+ return str.replace(NullCharactersRegExp, '');
+}
+function bytesToString(bytes) {
+ assert(bytes !== null && typeof bytes === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString');
+ var length = bytes.length;
+ var MAX_ARGUMENT_COUNT = 8192;
+ if (length < MAX_ARGUMENT_COUNT) {
+ return String.fromCharCode.apply(null, bytes);
+ }
+ var strBuf = [];
+ for (var i = 0; i < length; i += MAX_ARGUMENT_COUNT) {
+ var chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length);
+ var chunk = bytes.subarray(i, chunkEnd);
+ strBuf.push(String.fromCharCode.apply(null, chunk));
+ }
+ return strBuf.join('');
+}
+function stringToBytes(str) {
+ assert(typeof str === 'string', 'Invalid argument for stringToBytes');
+ var length = str.length;
+ var bytes = new Uint8Array(length);
+ for (var i = 0; i < length; ++i) {
+ bytes[i] = str.charCodeAt(i) & 0xFF;
+ }
+ return bytes;
+}
+function arrayByteLength(arr) {
+ if (arr.length !== undefined) {
+ return arr.length;
+ }
+ assert(arr.byteLength !== undefined);
+ return arr.byteLength;
+}
+function arraysToBytes(arr) {
+ if (arr.length === 1 && arr[0] instanceof Uint8Array) {
+ return arr[0];
+ }
+ var resultLength = 0;
+ var i,
+ ii = arr.length;
+ var item, itemLength;
+ for (i = 0; i < ii; i++) {
+ item = arr[i];
+ itemLength = arrayByteLength(item);
+ resultLength += itemLength;
+ }
+ var pos = 0;
+ var data = new Uint8Array(resultLength);
+ for (i = 0; i < ii; i++) {
+ item = arr[i];
+ if (!(item instanceof Uint8Array)) {
+ if (typeof item === 'string') {
+ item = stringToBytes(item);
+ } else {
+ item = new Uint8Array(item);
+ }
+ }
+ itemLength = item.byteLength;
+ data.set(item, pos);
+ pos += itemLength;
+ }
+ return data;
+}
+function string32(value) {
+ return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff);
+}
+function log2(x) {
+ var n = 1,
+ i = 0;
+ while (x > n) {
+ n <<= 1;
+ i++;
+ }
+ return i;
+}
+function readInt8(data, start) {
+ return data[start] << 24 >> 24;
+}
+function readUint16(data, offset) {
+ return data[offset] << 8 | data[offset + 1];
+}
+function readUint32(data, offset) {
+ return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0;
+}
+function isLittleEndian() {
+ var buffer8 = new Uint8Array(2);
+ buffer8[0] = 1;
+ var buffer16 = new Uint16Array(buffer8.buffer);
+ return buffer16[0] === 1;
+}
+function isEvalSupported() {
+ try {
+ new Function('');
+ return true;
+ } catch (e) {
+ return false;
+ }
+}
+var Uint32ArrayView = function Uint32ArrayViewClosure() {
+ function Uint32ArrayView(buffer, length) {
+ this.buffer = buffer;
+ this.byteLength = buffer.length;
+ this.length = length === undefined ? this.byteLength >> 2 : length;
+ ensureUint32ArrayViewProps(this.length);
+ }
+ Uint32ArrayView.prototype = Object.create(null);
+ var uint32ArrayViewSetters = 0;
+ function createUint32ArrayProp(index) {
+ return {
+ get: function () {
+ var buffer = this.buffer,
+ offset = index << 2;
+ return (buffer[offset] | buffer[offset + 1] << 8 | buffer[offset + 2] << 16 | buffer[offset + 3] << 24) >>> 0;
+ },
+ set: function (value) {
+ var buffer = this.buffer,
+ offset = index << 2;
+ buffer[offset] = value & 255;
+ buffer[offset + 1] = value >> 8 & 255;
+ buffer[offset + 2] = value >> 16 & 255;
+ buffer[offset + 3] = value >>> 24 & 255;
+ }
+ };
+ }
+ function ensureUint32ArrayViewProps(length) {
+ while (uint32ArrayViewSetters < length) {
+ Object.defineProperty(Uint32ArrayView.prototype, uint32ArrayViewSetters, createUint32ArrayProp(uint32ArrayViewSetters));
+ uint32ArrayViewSetters++;
+ }
+ }
+ return Uint32ArrayView;
+}();
+exports.Uint32ArrayView = Uint32ArrayView;
+var IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0];
+var Util = function UtilClosure() {
+ function Util() {}
+ var rgbBuf = ['rgb(', 0, ',', 0, ',', 0, ')'];
+ Util.makeCssRgb = function Util_makeCssRgb(r, g, b) {
+ rgbBuf[1] = r;
+ rgbBuf[3] = g;
+ rgbBuf[5] = b;
+ return rgbBuf.join('');
+ };
+ Util.transform = function Util_transform(m1, m2) {
+ return [m1[0] * m2[0] + m1[2] * m2[1], m1[1] * m2[0] + m1[3] * m2[1], m1[0] * m2[2] + m1[2] * m2[3], m1[1] * m2[2] + m1[3] * m2[3], m1[0] * m2[4] + m1[2] * m2[5] + m1[4], m1[1] * m2[4] + m1[3] * m2[5] + m1[5]];
+ };
+ Util.applyTransform = function Util_applyTransform(p, m) {
+ var xt = p[0] * m[0] + p[1] * m[2] + m[4];
+ var yt = p[0] * m[1] + p[1] * m[3] + m[5];
+ return [xt, yt];
+ };
+ Util.applyInverseTransform = function Util_applyInverseTransform(p, m) {
+ var d = m[0] * m[3] - m[1] * m[2];
+ var xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d;
+ var yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d;
+ return [xt, yt];
+ };
+ Util.getAxialAlignedBoundingBox = function Util_getAxialAlignedBoundingBox(r, m) {
+ var p1 = Util.applyTransform(r, m);
+ var p2 = Util.applyTransform(r.slice(2, 4), m);
+ var p3 = Util.applyTransform([r[0], r[3]], m);
+ var p4 = Util.applyTransform([r[2], r[1]], m);
+ return [Math.min(p1[0], p2[0], p3[0], p4[0]), Math.min(p1[1], p2[1], p3[1], p4[1]), Math.max(p1[0], p2[0], p3[0], p4[0]), Math.max(p1[1], p2[1], p3[1], p4[1])];
+ };
+ Util.inverseTransform = function Util_inverseTransform(m) {
+ var d = m[0] * m[3] - m[1] * m[2];
+ return [m[3] / d, -m[1] / d, -m[2] / d, m[0] / d, (m[2] * m[5] - m[4] * m[3]) / d, (m[4] * m[1] - m[5] * m[0]) / d];
+ };
+ Util.apply3dTransform = function Util_apply3dTransform(m, v) {
+ return [m[0] * v[0] + m[1] * v[1] + m[2] * v[2], m[3] * v[0] + m[4] * v[1] + m[5] * v[2], m[6] * v[0] + m[7] * v[1] + m[8] * v[2]];
+ };
+ Util.singularValueDecompose2dScale = function Util_singularValueDecompose2dScale(m) {
+ var transpose = [m[0], m[2], m[1], m[3]];
+ var a = m[0] * transpose[0] + m[1] * transpose[2];
+ var b = m[0] * transpose[1] + m[1] * transpose[3];
+ var c = m[2] * transpose[0] + m[3] * transpose[2];
+ var d = m[2] * transpose[1] + m[3] * transpose[3];
+ var first = (a + d) / 2;
+ var second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2;
+ var sx = first + second || 1;
+ var sy = first - second || 1;
+ return [Math.sqrt(sx), Math.sqrt(sy)];
+ };
+ Util.normalizeRect = function Util_normalizeRect(rect) {
+ var r = rect.slice(0);
+ if (rect[0] > rect[2]) {
+ r[0] = rect[2];
+ r[2] = rect[0];
+ }
+ if (rect[1] > rect[3]) {
+ r[1] = rect[3];
+ r[3] = rect[1];
+ }
+ return r;
+ };
+ Util.intersect = function Util_intersect(rect1, rect2) {
+ function compare(a, b) {
+ return a - b;
+ }
+ var orderedX = [rect1[0], rect1[2], rect2[0], rect2[2]].sort(compare),
+ orderedY = [rect1[1], rect1[3], rect2[1], rect2[3]].sort(compare),
+ result = [];
+ rect1 = Util.normalizeRect(rect1);
+ rect2 = Util.normalizeRect(rect2);
+ if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) {
+ result[0] = orderedX[1];
+ result[2] = orderedX[2];
+ } else {
+ return false;
+ }
+ if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) {
+ result[1] = orderedY[1];
+ result[3] = orderedY[2];
+ } else {
+ return false;
+ }
+ return result;
+ };
+ Util.sign = function Util_sign(num) {
+ return num < 0 ? -1 : 1;
+ };
+ var ROMAN_NUMBER_MAP = ['', 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CM', '', 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC', '', 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX'];
+ Util.toRoman = function Util_toRoman(number, lowerCase) {
+ assert(isInt(number) && number > 0, 'The number should be a positive integer.');
+ var pos,
+ romanBuf = [];
+ while (number >= 1000) {
+ number -= 1000;
+ romanBuf.push('M');
+ }
+ pos = number / 100 | 0;
+ number %= 100;
+ romanBuf.push(ROMAN_NUMBER_MAP[pos]);
+ pos = number / 10 | 0;
+ number %= 10;
+ romanBuf.push(ROMAN_NUMBER_MAP[10 + pos]);
+ romanBuf.push(ROMAN_NUMBER_MAP[20 + number]);
+ var romanStr = romanBuf.join('');
+ return lowerCase ? romanStr.toLowerCase() : romanStr;
+ };
+ Util.appendToArray = function Util_appendToArray(arr1, arr2) {
+ Array.prototype.push.apply(arr1, arr2);
+ };
+ Util.prependToArray = function Util_prependToArray(arr1, arr2) {
+ Array.prototype.unshift.apply(arr1, arr2);
+ };
+ Util.extendObj = function extendObj(obj1, obj2) {
+ for (var key in obj2) {
+ obj1[key] = obj2[key];
+ }
+ };
+ Util.getInheritableProperty = function Util_getInheritableProperty(dict, name, getArray) {
+ while (dict && !dict.has(name)) {
+ dict = dict.get('Parent');
+ }
+ if (!dict) {
+ return null;
+ }
+ return getArray ? dict.getArray(name) : dict.get(name);
+ };
+ Util.inherit = function Util_inherit(sub, base, prototype) {
+ sub.prototype = Object.create(base.prototype);
+ sub.prototype.constructor = sub;
+ for (var prop in prototype) {
+ sub.prototype[prop] = prototype[prop];
+ }
+ };
+ Util.loadScript = function Util_loadScript(src, callback) {
+ var script = document.createElement('script');
+ var loaded = false;
+ script.setAttribute('src', src);
+ if (callback) {
+ script.onload = function () {
+ if (!loaded) {
+ callback();
+ }
+ loaded = true;
+ };
+ }
+ document.getElementsByTagName('head')[0].appendChild(script);
+ };
+ return Util;
+}();
+var PageViewport = function PageViewportClosure() {
+ function PageViewport(viewBox, scale, rotation, offsetX, offsetY, dontFlip) {
+ this.viewBox = viewBox;
+ this.scale = scale;
+ this.rotation = rotation;
+ this.offsetX = offsetX;
+ this.offsetY = offsetY;
+ var centerX = (viewBox[2] + viewBox[0]) / 2;
+ var centerY = (viewBox[3] + viewBox[1]) / 2;
+ var rotateA, rotateB, rotateC, rotateD;
+ rotation = rotation % 360;
+ rotation = rotation < 0 ? rotation + 360 : rotation;
+ switch (rotation) {
+ case 180:
+ rotateA = -1;
+ rotateB = 0;
+ rotateC = 0;
+ rotateD = 1;
+ break;
+ case 90:
+ rotateA = 0;
+ rotateB = 1;
+ rotateC = 1;
+ rotateD = 0;
+ break;
+ case 270:
+ rotateA = 0;
+ rotateB = -1;
+ rotateC = -1;
+ rotateD = 0;
+ break;
+ default:
+ rotateA = 1;
+ rotateB = 0;
+ rotateC = 0;
+ rotateD = -1;
+ break;
+ }
+ if (dontFlip) {
+ rotateC = -rotateC;
+ rotateD = -rotateD;
+ }
+ var offsetCanvasX, offsetCanvasY;
+ var width, height;
+ if (rotateA === 0) {
+ offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX;
+ offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY;
+ width = Math.abs(viewBox[3] - viewBox[1]) * scale;
+ height = Math.abs(viewBox[2] - viewBox[0]) * scale;
+ } else {
+ offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX;
+ offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY;
+ width = Math.abs(viewBox[2] - viewBox[0]) * scale;
+ height = Math.abs(viewBox[3] - viewBox[1]) * scale;
+ }
+ this.transform = [rotateA * scale, rotateB * scale, rotateC * scale, rotateD * scale, offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY, offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY];
+ this.width = width;
+ this.height = height;
+ this.fontScale = scale;
+ }
+ PageViewport.prototype = {
+ clone: function PageViewPort_clone(args) {
+ args = args || {};
+ var scale = 'scale' in args ? args.scale : this.scale;
+ var rotation = 'rotation' in args ? args.rotation : this.rotation;
+ return new PageViewport(this.viewBox.slice(), scale, rotation, this.offsetX, this.offsetY, args.dontFlip);
+ },
+ convertToViewportPoint: function PageViewport_convertToViewportPoint(x, y) {
+ return Util.applyTransform([x, y], this.transform);
+ },
+ convertToViewportRectangle: function PageViewport_convertToViewportRectangle(rect) {
+ var tl = Util.applyTransform([rect[0], rect[1]], this.transform);
+ var br = Util.applyTransform([rect[2], rect[3]], this.transform);
+ return [tl[0], tl[1], br[0], br[1]];
+ },
+ convertToPdfPoint: function PageViewport_convertToPdfPoint(x, y) {
+ return Util.applyInverseTransform([x, y], this.transform);
+ }
+ };
+ return PageViewport;
+}();
+var PDFStringTranslateTable = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2D8, 0x2C7, 0x2C6, 0x2D9, 0x2DD, 0x2DB, 0x2DA, 0x2DC, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2022, 0x2020, 0x2021, 0x2026, 0x2014, 0x2013, 0x192, 0x2044, 0x2039, 0x203A, 0x2212, 0x2030, 0x201E, 0x201C, 0x201D, 0x2018, 0x2019, 0x201A, 0x2122, 0xFB01, 0xFB02, 0x141, 0x152, 0x160, 0x178, 0x17D, 0x131, 0x142, 0x153, 0x161, 0x17E, 0, 0x20AC];
+function stringToPDFString(str) {
+ var i,
+ n = str.length,
+ strBuf = [];
+ if (str[0] === '\xFE' && str[1] === '\xFF') {
+ for (i = 2; i < n; i += 2) {
+ strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1)));
+ }
+ } else {
+ for (i = 0; i < n; ++i) {
+ var code = PDFStringTranslateTable[str.charCodeAt(i)];
+ strBuf.push(code ? String.fromCharCode(code) : str.charAt(i));
+ }
+ }
+ return strBuf.join('');
+}
+function stringToUTF8String(str) {
+ return decodeURIComponent(escape(str));
+}
+function utf8StringToString(str) {
+ return unescape(encodeURIComponent(str));
+}
+function isEmptyObj(obj) {
+ for (var key in obj) {
+ return false;
+ }
+ return true;
+}
+function isBool(v) {
+ return typeof v === 'boolean';
+}
+function isInt(v) {
+ return typeof v === 'number' && (v | 0) === v;
+}
+function isNum(v) {
+ return typeof v === 'number';
+}
+function isString(v) {
+ return typeof v === 'string';
+}
+function isArray(v) {
+ return v instanceof Array;
+}
+function isArrayBuffer(v) {
+ return typeof v === 'object' && v !== null && v.byteLength !== undefined;
+}
+function isSpace(ch) {
+ return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A;
+}
+function isNodeJS() {
+ if (typeof __pdfjsdev_webpack__ === 'undefined') {
+ return typeof process === 'object' && process + '' === '[object process]';
+ }
+ return false;
+}
+function createPromiseCapability() {
+ var capability = {};
+ capability.promise = new Promise(function (resolve, reject) {
+ capability.resolve = resolve;
+ capability.reject = reject;
+ });
+ return capability;
+}
+var StatTimer = function StatTimerClosure() {
+ function rpad(str, pad, length) {
+ while (str.length < length) {
+ str += pad;
+ }
+ return str;
+ }
+ function StatTimer() {
+ this.started = Object.create(null);
+ this.times = [];
+ this.enabled = true;
+ }
+ StatTimer.prototype = {
+ time: function StatTimer_time(name) {
+ if (!this.enabled) {
+ return;
+ }
+ if (name in this.started) {
+ warn('Timer is already running for ' + name);
+ }
+ this.started[name] = Date.now();
+ },
+ timeEnd: function StatTimer_timeEnd(name) {
+ if (!this.enabled) {
+ return;
+ }
+ if (!(name in this.started)) {
+ warn('Timer has not been started for ' + name);
+ }
+ this.times.push({
+ 'name': name,
+ 'start': this.started[name],
+ 'end': Date.now()
+ });
+ delete this.started[name];
+ },
+ toString: function StatTimer_toString() {
+ var i, ii;
+ var times = this.times;
+ var out = '';
+ var longest = 0;
+ for (i = 0, ii = times.length; i < ii; ++i) {
+ var name = times[i]['name'];
+ if (name.length > longest) {
+ longest = name.length;
+ }
+ }
+ for (i = 0, ii = times.length; i < ii; ++i) {
+ var span = times[i];
+ var duration = span.end - span.start;
+ out += rpad(span['name'], ' ', longest) + ' ' + duration + 'ms\n';
+ }
+ return out;
+ }
+ };
+ return StatTimer;
+}();
+var createBlob = function createBlob(data, contentType) {
+ if (typeof Blob !== 'undefined') {
+ return new Blob([data], { type: contentType });
+ }
+ warn('The "Blob" constructor is not supported.');
+};
+var createObjectURL = function createObjectURLClosure() {
+ var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
+ return function createObjectURL(data, contentType, forceDataSchema) {
+ if (!forceDataSchema && typeof URL !== 'undefined' && URL.createObjectURL) {
+ var blob = createBlob(data, contentType);
+ return URL.createObjectURL(blob);
+ }
+ var buffer = 'data:' + contentType + ';base64,';
+ for (var i = 0, ii = data.length; i < ii; i += 3) {
+ var b1 = data[i] & 0xFF;
+ var b2 = data[i + 1] & 0xFF;
+ var b3 = data[i + 2] & 0xFF;
+ var d1 = b1 >> 2,
+ d2 = (b1 & 3) << 4 | b2 >> 4;
+ var d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64;
+ var d4 = i + 2 < ii ? b3 & 0x3F : 64;
+ buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4];
+ }
+ return buffer;
+ };
+}();
+function MessageHandler(sourceName, targetName, comObj) {
+ this.sourceName = sourceName;
+ this.targetName = targetName;
+ this.comObj = comObj;
+ this.callbackIndex = 1;
+ this.postMessageTransfers = true;
+ var callbacksCapabilities = this.callbacksCapabilities = Object.create(null);
+ var ah = this.actionHandler = Object.create(null);
+ this._onComObjOnMessage = function messageHandlerComObjOnMessage(event) {
+ var data = event.data;
+ if (data.targetName !== this.sourceName) {
+ return;
+ }
+ if (data.isReply) {
+ var callbackId = data.callbackId;
+ if (data.callbackId in callbacksCapabilities) {
+ var callback = callbacksCapabilities[callbackId];
+ delete callbacksCapabilities[callbackId];
+ if ('error' in data) {
+ callback.reject(data.error);
+ } else {
+ callback.resolve(data.data);
+ }
+ } else {
+ error('Cannot resolve callback ' + callbackId);
+ }
+ } else if (data.action in ah) {
+ var action = ah[data.action];
+ if (data.callbackId) {
+ var sourceName = this.sourceName;
+ var targetName = data.sourceName;
+ Promise.resolve().then(function () {
+ return action[0].call(action[1], data.data);
+ }).then(function (result) {
+ comObj.postMessage({
+ sourceName: sourceName,
+ targetName: targetName,
+ isReply: true,
+ callbackId: data.callbackId,
+ data: result
+ });
+ }, function (reason) {
+ if (reason instanceof Error) {
+ reason = reason + '';
+ }
+ comObj.postMessage({
+ sourceName: sourceName,
+ targetName: targetName,
+ isReply: true,
+ callbackId: data.callbackId,
+ error: reason
+ });
+ });
+ } else {
+ action[0].call(action[1], data.data);
+ }
+ } else {
+ error('Unknown action from worker: ' + data.action);
+ }
+ }.bind(this);
+ comObj.addEventListener('message', this._onComObjOnMessage);
+}
+MessageHandler.prototype = {
+ on: function messageHandlerOn(actionName, handler, scope) {
+ var ah = this.actionHandler;
+ if (ah[actionName]) {
+ error('There is already an actionName called "' + actionName + '"');
+ }
+ ah[actionName] = [handler, scope];
+ },
+ send: function messageHandlerSend(actionName, data, transfers) {
+ var message = {
+ sourceName: this.sourceName,
+ targetName: this.targetName,
+ action: actionName,
+ data: data
+ };
+ this.postMessage(message, transfers);
+ },
+ sendWithPromise: function messageHandlerSendWithPromise(actionName, data, transfers) {
+ var callbackId = this.callbackIndex++;
+ var message = {
+ sourceName: this.sourceName,
+ targetName: this.targetName,
+ action: actionName,
+ data: data,
+ callbackId: callbackId
+ };
+ var capability = createPromiseCapability();
+ this.callbacksCapabilities[callbackId] = capability;
+ try {
+ this.postMessage(message, transfers);
+ } catch (e) {
+ capability.reject(e);
+ }
+ return capability.promise;
+ },
+ postMessage: function (message, transfers) {
+ if (transfers && this.postMessageTransfers) {
+ this.comObj.postMessage(message, transfers);
+ } else {
+ this.comObj.postMessage(message);
+ }
+ },
+ destroy: function () {
+ this.comObj.removeEventListener('message', this._onComObjOnMessage);
+ }
+};
+function loadJpegStream(id, imageUrl, objs) {
+ var img = new Image();
+ img.onload = function loadJpegStream_onloadClosure() {
+ objs.resolve(id, img);
+ };
+ img.onerror = function loadJpegStream_onerrorClosure() {
+ objs.resolve(id, null);
+ warn('Error during JPEG image loading');
+ };
+ img.src = imageUrl;
+}
+exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX;
+exports.IDENTITY_MATRIX = IDENTITY_MATRIX;
+exports.OPS = OPS;
+exports.VERBOSITY_LEVELS = VERBOSITY_LEVELS;
+exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES;
+exports.AnnotationBorderStyleType = AnnotationBorderStyleType;
+exports.AnnotationFieldFlag = AnnotationFieldFlag;
+exports.AnnotationFlag = AnnotationFlag;
+exports.AnnotationType = AnnotationType;
+exports.FontType = FontType;
+exports.ImageKind = ImageKind;
+exports.CMapCompressionType = CMapCompressionType;
+exports.InvalidPDFException = InvalidPDFException;
+exports.MessageHandler = MessageHandler;
+exports.MissingDataException = MissingDataException;
+exports.MissingPDFException = MissingPDFException;
+exports.NotImplementedException = NotImplementedException;
+exports.PageViewport = PageViewport;
+exports.PasswordException = PasswordException;
+exports.PasswordResponses = PasswordResponses;
+exports.StatTimer = StatTimer;
+exports.StreamType = StreamType;
+exports.TextRenderingMode = TextRenderingMode;
+exports.UnexpectedResponseException = UnexpectedResponseException;
+exports.UnknownErrorException = UnknownErrorException;
+exports.Util = Util;
+exports.XRefParseException = XRefParseException;
+exports.arrayByteLength = arrayByteLength;
+exports.arraysToBytes = arraysToBytes;
+exports.assert = assert;
+exports.bytesToString = bytesToString;
+exports.createBlob = createBlob;
+exports.createPromiseCapability = createPromiseCapability;
+exports.createObjectURL = createObjectURL;
+exports.deprecated = deprecated;
+exports.error = error;
+exports.getLookupTableFactory = getLookupTableFactory;
+exports.getVerbosityLevel = getVerbosityLevel;
+exports.globalScope = globalScope;
+exports.info = info;
+exports.isArray = isArray;
+exports.isArrayBuffer = isArrayBuffer;
+exports.isBool = isBool;
+exports.isEmptyObj = isEmptyObj;
+exports.isInt = isInt;
+exports.isNum = isNum;
+exports.isString = isString;
+exports.isSpace = isSpace;
+exports.isNodeJS = isNodeJS;
+exports.isSameOrigin = isSameOrigin;
+exports.createValidAbsoluteUrl = createValidAbsoluteUrl;
+exports.isLittleEndian = isLittleEndian;
+exports.isEvalSupported = isEvalSupported;
+exports.loadJpegStream = loadJpegStream;
+exports.log2 = log2;
+exports.readInt8 = readInt8;
+exports.readUint16 = readUint16;
+exports.readUint32 = readUint32;
+exports.removeNullCharacters = removeNullCharacters;
+exports.setVerbosityLevel = setVerbosityLevel;
+exports.shadow = shadow;
+exports.string32 = string32;
+exports.stringToBytes = stringToBytes;
+exports.stringToPDFString = stringToPDFString;
+exports.stringToUTF8String = stringToUTF8String;
+exports.utf8StringToString = utf8StringToString;
+exports.warn = warn;
+/* WEBPACK VAR INJECTION */}.call(exports, __w_pdfjs_require__(6)))
+
+/***/ }),
+/* 1 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var assert = sharedUtil.assert;
+var removeNullCharacters = sharedUtil.removeNullCharacters;
+var warn = sharedUtil.warn;
+var deprecated = sharedUtil.deprecated;
+var createValidAbsoluteUrl = sharedUtil.createValidAbsoluteUrl;
+var stringToBytes = sharedUtil.stringToBytes;
+var CMapCompressionType = sharedUtil.CMapCompressionType;
+var DEFAULT_LINK_REL = 'noopener noreferrer nofollow';
+function DOMCanvasFactory() {}
+DOMCanvasFactory.prototype = {
+ create: function DOMCanvasFactory_create(width, height) {
+ assert(width > 0 && height > 0, 'invalid canvas size');
+ var canvas = document.createElement('canvas');
+ var context = canvas.getContext('2d');
+ canvas.width = width;
+ canvas.height = height;
+ return {
+ canvas: canvas,
+ context: context
+ };
+ },
+ reset: function DOMCanvasFactory_reset(canvasAndContextPair, width, height) {
+ assert(canvasAndContextPair.canvas, 'canvas is not specified');
+ assert(width > 0 && height > 0, 'invalid canvas size');
+ canvasAndContextPair.canvas.width = width;
+ canvasAndContextPair.canvas.height = height;
+ },
+ destroy: function DOMCanvasFactory_destroy(canvasAndContextPair) {
+ assert(canvasAndContextPair.canvas, 'canvas is not specified');
+ canvasAndContextPair.canvas.width = 0;
+ canvasAndContextPair.canvas.height = 0;
+ canvasAndContextPair.canvas = null;
+ canvasAndContextPair.context = null;
+ }
+};
+var DOMCMapReaderFactory = function DOMCMapReaderFactoryClosure() {
+ function DOMCMapReaderFactory(params) {
+ this.baseUrl = params.baseUrl || null;
+ this.isCompressed = params.isCompressed || false;
+ }
+ DOMCMapReaderFactory.prototype = {
+ fetch: function (params) {
+ var name = params.name;
+ if (!name) {
+ return Promise.reject(new Error('CMap name must be specified.'));
+ }
+ return new Promise(function (resolve, reject) {
+ var url = this.baseUrl + name + (this.isCompressed ? '.bcmap' : '');
+ var request = new XMLHttpRequest();
+ request.open('GET', url, true);
+ if (this.isCompressed) {
+ request.responseType = 'arraybuffer';
+ }
+ request.onreadystatechange = function () {
+ if (request.readyState === XMLHttpRequest.DONE && (request.status === 200 || request.status === 0)) {
+ var data;
+ if (this.isCompressed && request.response) {
+ data = new Uint8Array(request.response);
+ } else if (!this.isCompressed && request.responseText) {
+ data = stringToBytes(request.responseText);
+ }
+ if (data) {
+ resolve({
+ cMapData: data,
+ compressionType: this.isCompressed ? CMapCompressionType.BINARY : CMapCompressionType.NONE
+ });
+ return;
+ }
+ reject(new Error('Unable to load ' + (this.isCompressed ? 'binary ' : '') + 'CMap at: ' + url));
+ }
+ }.bind(this);
+ request.send(null);
+ }.bind(this));
+ }
+ };
+ return DOMCMapReaderFactory;
+}();
+var CustomStyle = function CustomStyleClosure() {
+ var prefixes = ['ms', 'Moz', 'Webkit', 'O'];
+ var _cache = Object.create(null);
+ function CustomStyle() {}
+ CustomStyle.getProp = function get(propName, element) {
+ if (arguments.length === 1 && typeof _cache[propName] === 'string') {
+ return _cache[propName];
+ }
+ element = element || document.documentElement;
+ var style = element.style,
+ prefixed,
+ uPropName;
+ if (typeof style[propName] === 'string') {
+ return _cache[propName] = propName;
+ }
+ uPropName = propName.charAt(0).toUpperCase() + propName.slice(1);
+ for (var i = 0, l = prefixes.length; i < l; i++) {
+ prefixed = prefixes[i] + uPropName;
+ if (typeof style[prefixed] === 'string') {
+ return _cache[propName] = prefixed;
+ }
+ }
+ return _cache[propName] = 'undefined';
+ };
+ CustomStyle.setProp = function set(propName, element, str) {
+ var prop = this.getProp(propName);
+ if (prop !== 'undefined') {
+ element.style[prop] = str;
+ }
+ };
+ return CustomStyle;
+}();
+var hasCanvasTypedArrays;
+hasCanvasTypedArrays = function hasCanvasTypedArrays() {
+ var canvas = document.createElement('canvas');
+ canvas.width = canvas.height = 1;
+ var ctx = canvas.getContext('2d');
+ var imageData = ctx.createImageData(1, 1);
+ return typeof imageData.data.buffer !== 'undefined';
+};
+var LinkTarget = {
+ NONE: 0,
+ SELF: 1,
+ BLANK: 2,
+ PARENT: 3,
+ TOP: 4
+};
+var LinkTargetStringMap = ['', '_self', '_blank', '_parent', '_top'];
+function addLinkAttributes(link, params) {
+ var url = params && params.url;
+ link.href = link.title = url ? removeNullCharacters(url) : '';
+ if (url) {
+ var target = params.target;
+ if (typeof target === 'undefined') {
+ target = getDefaultSetting('externalLinkTarget');
+ }
+ link.target = LinkTargetStringMap[target];
+ var rel = params.rel;
+ if (typeof rel === 'undefined') {
+ rel = getDefaultSetting('externalLinkRel');
+ }
+ link.rel = rel;
+ }
+}
+function getFilenameFromUrl(url) {
+ var anchor = url.indexOf('#');
+ var query = url.indexOf('?');
+ var end = Math.min(anchor > 0 ? anchor : url.length, query > 0 ? query : url.length);
+ return url.substring(url.lastIndexOf('/', end) + 1, end);
+}
+function getDefaultSetting(id) {
+ var globalSettings = sharedUtil.globalScope.PDFJS;
+ switch (id) {
+ case 'pdfBug':
+ return globalSettings ? globalSettings.pdfBug : false;
+ case 'disableAutoFetch':
+ return globalSettings ? globalSettings.disableAutoFetch : false;
+ case 'disableStream':
+ return globalSettings ? globalSettings.disableStream : false;
+ case 'disableRange':
+ return globalSettings ? globalSettings.disableRange : false;
+ case 'disableFontFace':
+ return globalSettings ? globalSettings.disableFontFace : false;
+ case 'disableCreateObjectURL':
+ return globalSettings ? globalSettings.disableCreateObjectURL : false;
+ case 'disableWebGL':
+ return globalSettings ? globalSettings.disableWebGL : true;
+ case 'cMapUrl':
+ return globalSettings ? globalSettings.cMapUrl : null;
+ case 'cMapPacked':
+ return globalSettings ? globalSettings.cMapPacked : false;
+ case 'postMessageTransfers':
+ return globalSettings ? globalSettings.postMessageTransfers : true;
+ case 'workerPort':
+ return globalSettings ? globalSettings.workerPort : null;
+ case 'workerSrc':
+ return globalSettings ? globalSettings.workerSrc : null;
+ case 'disableWorker':
+ return globalSettings ? globalSettings.disableWorker : false;
+ case 'maxImageSize':
+ return globalSettings ? globalSettings.maxImageSize : -1;
+ case 'imageResourcesPath':
+ return globalSettings ? globalSettings.imageResourcesPath : '';
+ case 'isEvalSupported':
+ return globalSettings ? globalSettings.isEvalSupported : true;
+ case 'externalLinkTarget':
+ if (!globalSettings) {
+ return LinkTarget.NONE;
+ }
+ switch (globalSettings.externalLinkTarget) {
+ case LinkTarget.NONE:
+ case LinkTarget.SELF:
+ case LinkTarget.BLANK:
+ case LinkTarget.PARENT:
+ case LinkTarget.TOP:
+ return globalSettings.externalLinkTarget;
+ }
+ warn('PDFJS.externalLinkTarget is invalid: ' + globalSettings.externalLinkTarget);
+ globalSettings.externalLinkTarget = LinkTarget.NONE;
+ return LinkTarget.NONE;
+ case 'externalLinkRel':
+ return globalSettings ? globalSettings.externalLinkRel : DEFAULT_LINK_REL;
+ case 'enableStats':
+ return !!(globalSettings && globalSettings.enableStats);
+ default:
+ throw new Error('Unknown default setting: ' + id);
+ }
+}
+function isExternalLinkTargetSet() {
+ var externalLinkTarget = getDefaultSetting('externalLinkTarget');
+ switch (externalLinkTarget) {
+ case LinkTarget.NONE:
+ return false;
+ case LinkTarget.SELF:
+ case LinkTarget.BLANK:
+ case LinkTarget.PARENT:
+ case LinkTarget.TOP:
+ return true;
+ }
+}
+function isValidUrl(url, allowRelative) {
+ deprecated('isValidUrl(), please use createValidAbsoluteUrl() instead.');
+ var baseUrl = allowRelative ? 'http://example.com' : null;
+ return createValidAbsoluteUrl(url, baseUrl) !== null;
+}
+exports.CustomStyle = CustomStyle;
+exports.addLinkAttributes = addLinkAttributes;
+exports.isExternalLinkTargetSet = isExternalLinkTargetSet;
+exports.isValidUrl = isValidUrl;
+exports.getFilenameFromUrl = getFilenameFromUrl;
+exports.LinkTarget = LinkTarget;
+exports.hasCanvasTypedArrays = hasCanvasTypedArrays;
+exports.getDefaultSetting = getDefaultSetting;
+exports.DEFAULT_LINK_REL = DEFAULT_LINK_REL;
+exports.DOMCanvasFactory = DOMCanvasFactory;
+exports.DOMCMapReaderFactory = DOMCMapReaderFactory;
+
+/***/ }),
+/* 2 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var displayDOMUtils = __w_pdfjs_require__(1);
+var AnnotationBorderStyleType = sharedUtil.AnnotationBorderStyleType;
+var AnnotationType = sharedUtil.AnnotationType;
+var stringToPDFString = sharedUtil.stringToPDFString;
+var Util = sharedUtil.Util;
+var addLinkAttributes = displayDOMUtils.addLinkAttributes;
+var LinkTarget = displayDOMUtils.LinkTarget;
+var getFilenameFromUrl = displayDOMUtils.getFilenameFromUrl;
+var warn = sharedUtil.warn;
+var CustomStyle = displayDOMUtils.CustomStyle;
+var getDefaultSetting = displayDOMUtils.getDefaultSetting;
+function AnnotationElementFactory() {}
+AnnotationElementFactory.prototype = {
+ create: function AnnotationElementFactory_create(parameters) {
+ var subtype = parameters.data.annotationType;
+ switch (subtype) {
+ case AnnotationType.LINK:
+ return new LinkAnnotationElement(parameters);
+ case AnnotationType.TEXT:
+ return new TextAnnotationElement(parameters);
+ case AnnotationType.WIDGET:
+ var fieldType = parameters.data.fieldType;
+ switch (fieldType) {
+ case 'Tx':
+ return new TextWidgetAnnotationElement(parameters);
+ case 'Btn':
+ if (parameters.data.radioButton) {
+ return new RadioButtonWidgetAnnotationElement(parameters);
+ } else if (parameters.data.checkBox) {
+ return new CheckboxWidgetAnnotationElement(parameters);
+ }
+ warn('Unimplemented button widget annotation: pushbutton');
+ break;
+ case 'Ch':
+ return new ChoiceWidgetAnnotationElement(parameters);
+ }
+ return new WidgetAnnotationElement(parameters);
+ case AnnotationType.POPUP:
+ return new PopupAnnotationElement(parameters);
+ case AnnotationType.HIGHLIGHT:
+ return new HighlightAnnotationElement(parameters);
+ case AnnotationType.UNDERLINE:
+ return new UnderlineAnnotationElement(parameters);
+ case AnnotationType.SQUIGGLY:
+ return new SquigglyAnnotationElement(parameters);
+ case AnnotationType.STRIKEOUT:
+ return new StrikeOutAnnotationElement(parameters);
+ case AnnotationType.FILEATTACHMENT:
+ return new FileAttachmentAnnotationElement(parameters);
+ default:
+ return new AnnotationElement(parameters);
+ }
+ }
+};
+var AnnotationElement = function AnnotationElementClosure() {
+ function AnnotationElement(parameters, isRenderable) {
+ this.isRenderable = isRenderable || false;
+ this.data = parameters.data;
+ this.layer = parameters.layer;
+ this.page = parameters.page;
+ this.viewport = parameters.viewport;
+ this.linkService = parameters.linkService;
+ this.downloadManager = parameters.downloadManager;
+ this.imageResourcesPath = parameters.imageResourcesPath;
+ this.renderInteractiveForms = parameters.renderInteractiveForms;
+ if (isRenderable) {
+ this.container = this._createContainer();
+ }
+ }
+ AnnotationElement.prototype = {
+ _createContainer: function AnnotationElement_createContainer() {
+ var data = this.data,
+ page = this.page,
+ viewport = this.viewport;
+ var container = document.createElement('section');
+ var width = data.rect[2] - data.rect[0];
+ var height = data.rect[3] - data.rect[1];
+ container.setAttribute('data-annotation-id', data.id);
+ var rect = Util.normalizeRect([data.rect[0], page.view[3] - data.rect[1] + page.view[1], data.rect[2], page.view[3] - data.rect[3] + page.view[1]]);
+ CustomStyle.setProp('transform', container, 'matrix(' + viewport.transform.join(',') + ')');
+ CustomStyle.setProp('transformOrigin', container, -rect[0] + 'px ' + -rect[1] + 'px');
+ if (data.borderStyle.width > 0) {
+ container.style.borderWidth = data.borderStyle.width + 'px';
+ if (data.borderStyle.style !== AnnotationBorderStyleType.UNDERLINE) {
+ width = width - 2 * data.borderStyle.width;
+ height = height - 2 * data.borderStyle.width;
+ }
+ var horizontalRadius = data.borderStyle.horizontalCornerRadius;
+ var verticalRadius = data.borderStyle.verticalCornerRadius;
+ if (horizontalRadius > 0 || verticalRadius > 0) {
+ var radius = horizontalRadius + 'px / ' + verticalRadius + 'px';
+ CustomStyle.setProp('borderRadius', container, radius);
+ }
+ switch (data.borderStyle.style) {
+ case AnnotationBorderStyleType.SOLID:
+ container.style.borderStyle = 'solid';
+ break;
+ case AnnotationBorderStyleType.DASHED:
+ container.style.borderStyle = 'dashed';
+ break;
+ case AnnotationBorderStyleType.BEVELED:
+ warn('Unimplemented border style: beveled');
+ break;
+ case AnnotationBorderStyleType.INSET:
+ warn('Unimplemented border style: inset');
+ break;
+ case AnnotationBorderStyleType.UNDERLINE:
+ container.style.borderBottomStyle = 'solid';
+ break;
+ default:
+ break;
+ }
+ if (data.color) {
+ container.style.borderColor = Util.makeCssRgb(data.color[0] | 0, data.color[1] | 0, data.color[2] | 0);
+ } else {
+ container.style.borderWidth = 0;
+ }
+ }
+ container.style.left = rect[0] + 'px';
+ container.style.top = rect[1] + 'px';
+ container.style.width = width + 'px';
+ container.style.height = height + 'px';
+ return container;
+ },
+ _createPopup: function AnnotationElement_createPopup(container, trigger, data) {
+ if (!trigger) {
+ trigger = document.createElement('div');
+ trigger.style.height = container.style.height;
+ trigger.style.width = container.style.width;
+ container.appendChild(trigger);
+ }
+ var popupElement = new PopupElement({
+ container: container,
+ trigger: trigger,
+ color: data.color,
+ title: data.title,
+ contents: data.contents,
+ hideWrapper: true
+ });
+ var popup = popupElement.render();
+ popup.style.left = container.style.width;
+ container.appendChild(popup);
+ },
+ render: function AnnotationElement_render() {
+ throw new Error('Abstract method AnnotationElement.render called');
+ }
+ };
+ return AnnotationElement;
+}();
+var LinkAnnotationElement = function LinkAnnotationElementClosure() {
+ function LinkAnnotationElement(parameters) {
+ AnnotationElement.call(this, parameters, true);
+ }
+ Util.inherit(LinkAnnotationElement, AnnotationElement, {
+ render: function LinkAnnotationElement_render() {
+ this.container.className = 'linkAnnotation';
+ var link = document.createElement('a');
+ addLinkAttributes(link, {
+ url: this.data.url,
+ target: this.data.newWindow ? LinkTarget.BLANK : undefined
+ });
+ if (!this.data.url) {
+ if (this.data.action) {
+ this._bindNamedAction(link, this.data.action);
+ } else {
+ this._bindLink(link, this.data.dest);
+ }
+ }
+ this.container.appendChild(link);
+ return this.container;
+ },
+ _bindLink: function LinkAnnotationElement_bindLink(link, destination) {
+ var self = this;
+ link.href = this.linkService.getDestinationHash(destination);
+ link.onclick = function () {
+ if (destination) {
+ self.linkService.navigateTo(destination);
+ }
+ return false;
+ };
+ if (destination) {
+ link.className = 'internalLink';
+ }
+ },
+ _bindNamedAction: function LinkAnnotationElement_bindNamedAction(link, action) {
+ var self = this;
+ link.href = this.linkService.getAnchorUrl('');
+ link.onclick = function () {
+ self.linkService.executeNamedAction(action);
+ return false;
+ };
+ link.className = 'internalLink';
+ }
+ });
+ return LinkAnnotationElement;
+}();
+var TextAnnotationElement = function TextAnnotationElementClosure() {
+ function TextAnnotationElement(parameters) {
+ var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
+ AnnotationElement.call(this, parameters, isRenderable);
+ }
+ Util.inherit(TextAnnotationElement, AnnotationElement, {
+ render: function TextAnnotationElement_render() {
+ this.container.className = 'textAnnotation';
+ var image = document.createElement('img');
+ image.style.height = this.container.style.height;
+ image.style.width = this.container.style.width;
+ image.src = this.imageResourcesPath + 'annotation-' + this.data.name.toLowerCase() + '.svg';
+ image.alt = '[{{type}} Annotation]';
+ image.dataset.l10nId = 'text_annotation_type';
+ image.dataset.l10nArgs = JSON.stringify({ type: this.data.name });
+ if (!this.data.hasPopup) {
+ this._createPopup(this.container, image, this.data);
+ }
+ this.container.appendChild(image);
+ return this.container;
+ }
+ });
+ return TextAnnotationElement;
+}();
+var WidgetAnnotationElement = function WidgetAnnotationElementClosure() {
+ function WidgetAnnotationElement(parameters, isRenderable) {
+ AnnotationElement.call(this, parameters, isRenderable);
+ }
+ Util.inherit(WidgetAnnotationElement, AnnotationElement, {
+ render: function WidgetAnnotationElement_render() {
+ return this.container;
+ }
+ });
+ return WidgetAnnotationElement;
+}();
+var TextWidgetAnnotationElement = function TextWidgetAnnotationElementClosure() {
+ var TEXT_ALIGNMENT = ['left', 'center', 'right'];
+ function TextWidgetAnnotationElement(parameters) {
+ var isRenderable = parameters.renderInteractiveForms || !parameters.data.hasAppearance && !!parameters.data.fieldValue;
+ WidgetAnnotationElement.call(this, parameters, isRenderable);
+ }
+ Util.inherit(TextWidgetAnnotationElement, WidgetAnnotationElement, {
+ render: function TextWidgetAnnotationElement_render() {
+ this.container.className = 'textWidgetAnnotation';
+ var element = null;
+ if (this.renderInteractiveForms) {
+ if (this.data.multiLine) {
+ element = document.createElement('textarea');
+ element.textContent = this.data.fieldValue;
+ } else {
+ element = document.createElement('input');
+ element.type = 'text';
+ element.setAttribute('value', this.data.fieldValue);
+ }
+ element.disabled = this.data.readOnly;
+ if (this.data.maxLen !== null) {
+ element.maxLength = this.data.maxLen;
+ }
+ if (this.data.comb) {
+ var fieldWidth = this.data.rect[2] - this.data.rect[0];
+ var combWidth = fieldWidth / this.data.maxLen;
+ element.classList.add('comb');
+ element.style.letterSpacing = 'calc(' + combWidth + 'px - 1ch)';
+ }
+ } else {
+ element = document.createElement('div');
+ element.textContent = this.data.fieldValue;
+ element.style.verticalAlign = 'middle';
+ element.style.display = 'table-cell';
+ var font = null;
+ if (this.data.fontRefName) {
+ font = this.page.commonObjs.getData(this.data.fontRefName);
+ }
+ this._setTextStyle(element, font);
+ }
+ if (this.data.textAlignment !== null) {
+ element.style.textAlign = TEXT_ALIGNMENT[this.data.textAlignment];
+ }
+ this.container.appendChild(element);
+ return this.container;
+ },
+ _setTextStyle: function TextWidgetAnnotationElement_setTextStyle(element, font) {
+ var style = element.style;
+ style.fontSize = this.data.fontSize + 'px';
+ style.direction = this.data.fontDirection < 0 ? 'rtl' : 'ltr';
+ if (!font) {
+ return;
+ }
+ style.fontWeight = font.black ? font.bold ? '900' : 'bold' : font.bold ? 'bold' : 'normal';
+ style.fontStyle = font.italic ? 'italic' : 'normal';
+ var fontFamily = font.loadedName ? '"' + font.loadedName + '", ' : '';
+ var fallbackName = font.fallbackName || 'Helvetica, sans-serif';
+ style.fontFamily = fontFamily + fallbackName;
+ }
+ });
+ return TextWidgetAnnotationElement;
+}();
+var CheckboxWidgetAnnotationElement = function CheckboxWidgetAnnotationElementClosure() {
+ function CheckboxWidgetAnnotationElement(parameters) {
+ WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms);
+ }
+ Util.inherit(CheckboxWidgetAnnotationElement, WidgetAnnotationElement, {
+ render: function CheckboxWidgetAnnotationElement_render() {
+ this.container.className = 'buttonWidgetAnnotation checkBox';
+ var element = document.createElement('input');
+ element.disabled = this.data.readOnly;
+ element.type = 'checkbox';
+ if (this.data.fieldValue && this.data.fieldValue !== 'Off') {
+ element.setAttribute('checked', true);
+ }
+ this.container.appendChild(element);
+ return this.container;
+ }
+ });
+ return CheckboxWidgetAnnotationElement;
+}();
+var RadioButtonWidgetAnnotationElement = function RadioButtonWidgetAnnotationElementClosure() {
+ function RadioButtonWidgetAnnotationElement(parameters) {
+ WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms);
+ }
+ Util.inherit(RadioButtonWidgetAnnotationElement, WidgetAnnotationElement, {
+ render: function RadioButtonWidgetAnnotationElement_render() {
+ this.container.className = 'buttonWidgetAnnotation radioButton';
+ var element = document.createElement('input');
+ element.disabled = this.data.readOnly;
+ element.type = 'radio';
+ element.name = this.data.fieldName;
+ if (this.data.fieldValue === this.data.buttonValue) {
+ element.setAttribute('checked', true);
+ }
+ this.container.appendChild(element);
+ return this.container;
+ }
+ });
+ return RadioButtonWidgetAnnotationElement;
+}();
+var ChoiceWidgetAnnotationElement = function ChoiceWidgetAnnotationElementClosure() {
+ function ChoiceWidgetAnnotationElement(parameters) {
+ WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms);
+ }
+ Util.inherit(ChoiceWidgetAnnotationElement, WidgetAnnotationElement, {
+ render: function ChoiceWidgetAnnotationElement_render() {
+ this.container.className = 'choiceWidgetAnnotation';
+ var selectElement = document.createElement('select');
+ selectElement.disabled = this.data.readOnly;
+ if (!this.data.combo) {
+ selectElement.size = this.data.options.length;
+ if (this.data.multiSelect) {
+ selectElement.multiple = true;
+ }
+ }
+ for (var i = 0, ii = this.data.options.length; i < ii; i++) {
+ var option = this.data.options[i];
+ var optionElement = document.createElement('option');
+ optionElement.textContent = option.displayValue;
+ optionElement.value = option.exportValue;
+ if (this.data.fieldValue.indexOf(option.displayValue) >= 0) {
+ optionElement.setAttribute('selected', true);
+ }
+ selectElement.appendChild(optionElement);
+ }
+ this.container.appendChild(selectElement);
+ return this.container;
+ }
+ });
+ return ChoiceWidgetAnnotationElement;
+}();
+var PopupAnnotationElement = function PopupAnnotationElementClosure() {
+ function PopupAnnotationElement(parameters) {
+ var isRenderable = !!(parameters.data.title || parameters.data.contents);
+ AnnotationElement.call(this, parameters, isRenderable);
+ }
+ Util.inherit(PopupAnnotationElement, AnnotationElement, {
+ render: function PopupAnnotationElement_render() {
+ this.container.className = 'popupAnnotation';
+ var selector = '[data-annotation-id="' + this.data.parentId + '"]';
+ var parentElement = this.layer.querySelector(selector);
+ if (!parentElement) {
+ return this.container;
+ }
+ var popup = new PopupElement({
+ container: this.container,
+ trigger: parentElement,
+ color: this.data.color,
+ title: this.data.title,
+ contents: this.data.contents
+ });
+ var parentLeft = parseFloat(parentElement.style.left);
+ var parentWidth = parseFloat(parentElement.style.width);
+ CustomStyle.setProp('transformOrigin', this.container, -(parentLeft + parentWidth) + 'px -' + parentElement.style.top);
+ this.container.style.left = parentLeft + parentWidth + 'px';
+ this.container.appendChild(popup.render());
+ return this.container;
+ }
+ });
+ return PopupAnnotationElement;
+}();
+var PopupElement = function PopupElementClosure() {
+ var BACKGROUND_ENLIGHT = 0.7;
+ function PopupElement(parameters) {
+ this.container = parameters.container;
+ this.trigger = parameters.trigger;
+ this.color = parameters.color;
+ this.title = parameters.title;
+ this.contents = parameters.contents;
+ this.hideWrapper = parameters.hideWrapper || false;
+ this.pinned = false;
+ }
+ PopupElement.prototype = {
+ render: function PopupElement_render() {
+ var wrapper = document.createElement('div');
+ wrapper.className = 'popupWrapper';
+ this.hideElement = this.hideWrapper ? wrapper : this.container;
+ this.hideElement.setAttribute('hidden', true);
+ var popup = document.createElement('div');
+ popup.className = 'popup';
+ var color = this.color;
+ if (color) {
+ var r = BACKGROUND_ENLIGHT * (255 - color[0]) + color[0];
+ var g = BACKGROUND_ENLIGHT * (255 - color[1]) + color[1];
+ var b = BACKGROUND_ENLIGHT * (255 - color[2]) + color[2];
+ popup.style.backgroundColor = Util.makeCssRgb(r | 0, g | 0, b | 0);
+ }
+ var contents = this._formatContents(this.contents);
+ var title = document.createElement('h1');
+ title.textContent = this.title;
+ this.trigger.addEventListener('click', this._toggle.bind(this));
+ this.trigger.addEventListener('mouseover', this._show.bind(this, false));
+ this.trigger.addEventListener('mouseout', this._hide.bind(this, false));
+ popup.addEventListener('click', this._hide.bind(this, true));
+ popup.appendChild(title);
+ popup.appendChild(contents);
+ wrapper.appendChild(popup);
+ return wrapper;
+ },
+ _formatContents: function PopupElement_formatContents(contents) {
+ var p = document.createElement('p');
+ var lines = contents.split(/(?:\r\n?|\n)/);
+ for (var i = 0, ii = lines.length; i < ii; ++i) {
+ var line = lines[i];
+ p.appendChild(document.createTextNode(line));
+ if (i < ii - 1) {
+ p.appendChild(document.createElement('br'));
+ }
+ }
+ return p;
+ },
+ _toggle: function PopupElement_toggle() {
+ if (this.pinned) {
+ this._hide(true);
+ } else {
+ this._show(true);
+ }
+ },
+ _show: function PopupElement_show(pin) {
+ if (pin) {
+ this.pinned = true;
+ }
+ if (this.hideElement.hasAttribute('hidden')) {
+ this.hideElement.removeAttribute('hidden');
+ this.container.style.zIndex += 1;
+ }
+ },
+ _hide: function PopupElement_hide(unpin) {
+ if (unpin) {
+ this.pinned = false;
+ }
+ if (!this.hideElement.hasAttribute('hidden') && !this.pinned) {
+ this.hideElement.setAttribute('hidden', true);
+ this.container.style.zIndex -= 1;
+ }
+ }
+ };
+ return PopupElement;
+}();
+var HighlightAnnotationElement = function HighlightAnnotationElementClosure() {
+ function HighlightAnnotationElement(parameters) {
+ var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
+ AnnotationElement.call(this, parameters, isRenderable);
+ }
+ Util.inherit(HighlightAnnotationElement, AnnotationElement, {
+ render: function HighlightAnnotationElement_render() {
+ this.container.className = 'highlightAnnotation';
+ if (!this.data.hasPopup) {
+ this._createPopup(this.container, null, this.data);
+ }
+ return this.container;
+ }
+ });
+ return HighlightAnnotationElement;
+}();
+var UnderlineAnnotationElement = function UnderlineAnnotationElementClosure() {
+ function UnderlineAnnotationElement(parameters) {
+ var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
+ AnnotationElement.call(this, parameters, isRenderable);
+ }
+ Util.inherit(UnderlineAnnotationElement, AnnotationElement, {
+ render: function UnderlineAnnotationElement_render() {
+ this.container.className = 'underlineAnnotation';
+ if (!this.data.hasPopup) {
+ this._createPopup(this.container, null, this.data);
+ }
+ return this.container;
+ }
+ });
+ return UnderlineAnnotationElement;
+}();
+var SquigglyAnnotationElement = function SquigglyAnnotationElementClosure() {
+ function SquigglyAnnotationElement(parameters) {
+ var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
+ AnnotationElement.call(this, parameters, isRenderable);
+ }
+ Util.inherit(SquigglyAnnotationElement, AnnotationElement, {
+ render: function SquigglyAnnotationElement_render() {
+ this.container.className = 'squigglyAnnotation';
+ if (!this.data.hasPopup) {
+ this._createPopup(this.container, null, this.data);
+ }
+ return this.container;
+ }
+ });
+ return SquigglyAnnotationElement;
+}();
+var StrikeOutAnnotationElement = function StrikeOutAnnotationElementClosure() {
+ function StrikeOutAnnotationElement(parameters) {
+ var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents);
+ AnnotationElement.call(this, parameters, isRenderable);
+ }
+ Util.inherit(StrikeOutAnnotationElement, AnnotationElement, {
+ render: function StrikeOutAnnotationElement_render() {
+ this.container.className = 'strikeoutAnnotation';
+ if (!this.data.hasPopup) {
+ this._createPopup(this.container, null, this.data);
+ }
+ return this.container;
+ }
+ });
+ return StrikeOutAnnotationElement;
+}();
+var FileAttachmentAnnotationElement = function FileAttachmentAnnotationElementClosure() {
+ function FileAttachmentAnnotationElement(parameters) {
+ AnnotationElement.call(this, parameters, true);
+ var file = this.data.file;
+ this.filename = getFilenameFromUrl(file.filename);
+ this.content = file.content;
+ this.linkService.onFileAttachmentAnnotation({
+ id: stringToPDFString(file.filename),
+ filename: file.filename,
+ content: file.content
+ });
+ }
+ Util.inherit(FileAttachmentAnnotationElement, AnnotationElement, {
+ render: function FileAttachmentAnnotationElement_render() {
+ this.container.className = 'fileAttachmentAnnotation';
+ var trigger = document.createElement('div');
+ trigger.style.height = this.container.style.height;
+ trigger.style.width = this.container.style.width;
+ trigger.addEventListener('dblclick', this._download.bind(this));
+ if (!this.data.hasPopup && (this.data.title || this.data.contents)) {
+ this._createPopup(this.container, trigger, this.data);
+ }
+ this.container.appendChild(trigger);
+ return this.container;
+ },
+ _download: function FileAttachmentAnnotationElement_download() {
+ if (!this.downloadManager) {
+ warn('Download cannot be started due to unavailable download manager');
+ return;
+ }
+ this.downloadManager.downloadData(this.content, this.filename, '');
+ }
+ });
+ return FileAttachmentAnnotationElement;
+}();
+var AnnotationLayer = function AnnotationLayerClosure() {
+ return {
+ render: function AnnotationLayer_render(parameters) {
+ var annotationElementFactory = new AnnotationElementFactory();
+ for (var i = 0, ii = parameters.annotations.length; i < ii; i++) {
+ var data = parameters.annotations[i];
+ if (!data) {
+ continue;
+ }
+ var element = annotationElementFactory.create({
+ data: data,
+ layer: parameters.div,
+ page: parameters.page,
+ viewport: parameters.viewport,
+ linkService: parameters.linkService,
+ downloadManager: parameters.downloadManager,
+ imageResourcesPath: parameters.imageResourcesPath || getDefaultSetting('imageResourcesPath'),
+ renderInteractiveForms: parameters.renderInteractiveForms || false
+ });
+ if (element.isRenderable) {
+ parameters.div.appendChild(element.render());
+ }
+ }
+ },
+ update: function AnnotationLayer_update(parameters) {
+ for (var i = 0, ii = parameters.annotations.length; i < ii; i++) {
+ var data = parameters.annotations[i];
+ var element = parameters.div.querySelector('[data-annotation-id="' + data.id + '"]');
+ if (element) {
+ CustomStyle.setProp('transform', element, 'matrix(' + parameters.viewport.transform.join(',') + ')');
+ }
+ }
+ parameters.div.removeAttribute('hidden');
+ }
+ };
+}();
+exports.AnnotationLayer = AnnotationLayer;
+
+/***/ }),
+/* 3 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var displayFontLoader = __w_pdfjs_require__(11);
+var displayCanvas = __w_pdfjs_require__(10);
+var displayMetadata = __w_pdfjs_require__(7);
+var displayDOMUtils = __w_pdfjs_require__(1);
+var amdRequire;
+var InvalidPDFException = sharedUtil.InvalidPDFException;
+var MessageHandler = sharedUtil.MessageHandler;
+var MissingPDFException = sharedUtil.MissingPDFException;
+var PageViewport = sharedUtil.PageViewport;
+var PasswordException = sharedUtil.PasswordException;
+var StatTimer = sharedUtil.StatTimer;
+var UnexpectedResponseException = sharedUtil.UnexpectedResponseException;
+var UnknownErrorException = sharedUtil.UnknownErrorException;
+var Util = sharedUtil.Util;
+var createPromiseCapability = sharedUtil.createPromiseCapability;
+var error = sharedUtil.error;
+var deprecated = sharedUtil.deprecated;
+var getVerbosityLevel = sharedUtil.getVerbosityLevel;
+var info = sharedUtil.info;
+var isInt = sharedUtil.isInt;
+var isArray = sharedUtil.isArray;
+var isArrayBuffer = sharedUtil.isArrayBuffer;
+var isSameOrigin = sharedUtil.isSameOrigin;
+var loadJpegStream = sharedUtil.loadJpegStream;
+var stringToBytes = sharedUtil.stringToBytes;
+var globalScope = sharedUtil.globalScope;
+var warn = sharedUtil.warn;
+var FontFaceObject = displayFontLoader.FontFaceObject;
+var FontLoader = displayFontLoader.FontLoader;
+var CanvasGraphics = displayCanvas.CanvasGraphics;
+var Metadata = displayMetadata.Metadata;
+var getDefaultSetting = displayDOMUtils.getDefaultSetting;
+var DOMCanvasFactory = displayDOMUtils.DOMCanvasFactory;
+var DOMCMapReaderFactory = displayDOMUtils.DOMCMapReaderFactory;
+var DEFAULT_RANGE_CHUNK_SIZE = 65536;
+var isWorkerDisabled = false;
+var workerSrc;
+var isPostMessageTransfersDisabled = false;
+var pdfjsFilePath = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : null;
+var fakeWorkerFilesLoader = null;
+var useRequireEnsure = false;
+if (typeof __pdfjsdev_webpack__ === 'undefined') {
+ if (typeof window === 'undefined') {
+ isWorkerDisabled = true;
+ if (false) {
+ require.ensure = require('node-ensure');
+ }
+ useRequireEnsure = true;
+ } else if (true) {
+ useRequireEnsure = true;
+ }
+ if (typeof requirejs !== 'undefined' && requirejs.toUrl) {
+ workerSrc = requirejs.toUrl('pdfjs-dist/build/pdf.worker.js');
+ }
+ var dynamicLoaderSupported = typeof requirejs !== 'undefined' && requirejs.load;
+ fakeWorkerFilesLoader = useRequireEnsure ? function (callback) {
+ __webpack_require__.e/* require.ensure */(0).then((function () {
+ var worker = __webpack_require__(1);
+ callback(worker.WorkerMessageHandler);
+ }).bind(null, __webpack_require__)).catch(__webpack_require__.oe);
+ } : dynamicLoaderSupported ? function (callback) {
+ requirejs(['pdfjs-dist/build/pdf.worker'], function (worker) {
+ callback(worker.WorkerMessageHandler);
+ });
+ } : null;
+}
+function getDocument(src, pdfDataRangeTransport, passwordCallback, progressCallback) {
+ var task = new PDFDocumentLoadingTask();
+ if (arguments.length > 1) {
+ deprecated('getDocument is called with pdfDataRangeTransport, ' + 'passwordCallback or progressCallback argument');
+ }
+ if (pdfDataRangeTransport) {
+ if (!(pdfDataRangeTransport instanceof PDFDataRangeTransport)) {
+ pdfDataRangeTransport = Object.create(pdfDataRangeTransport);
+ pdfDataRangeTransport.length = src.length;
+ pdfDataRangeTransport.initialData = src.initialData;
+ if (!pdfDataRangeTransport.abort) {
+ pdfDataRangeTransport.abort = function () {};
+ }
+ }
+ src = Object.create(src);
+ src.range = pdfDataRangeTransport;
+ }
+ task.onPassword = passwordCallback || null;
+ task.onProgress = progressCallback || null;
+ var source;
+ if (typeof src === 'string') {
+ source = { url: src };
+ } else if (isArrayBuffer(src)) {
+ source = { data: src };
+ } else if (src instanceof PDFDataRangeTransport) {
+ source = { range: src };
+ } else {
+ if (typeof src !== 'object') {
+ error('Invalid parameter in getDocument, need either Uint8Array, ' + 'string or a parameter object');
+ }
+ if (!src.url && !src.data && !src.range) {
+ error('Invalid parameter object: need either .data, .range or .url');
+ }
+ source = src;
+ }
+ var params = {};
+ var rangeTransport = null;
+ var worker = null;
+ for (var key in source) {
+ if (key === 'url' && typeof window !== 'undefined') {
+ params[key] = new URL(source[key], window.location).href;
+ continue;
+ } else if (key === 'range') {
+ rangeTransport = source[key];
+ continue;
+ } else if (key === 'worker') {
+ worker = source[key];
+ continue;
+ } else if (key === 'data' && !(source[key] instanceof Uint8Array)) {
+ var pdfBytes = source[key];
+ if (typeof pdfBytes === 'string') {
+ params[key] = stringToBytes(pdfBytes);
+ } else if (typeof pdfBytes === 'object' && pdfBytes !== null && !isNaN(pdfBytes.length)) {
+ params[key] = new Uint8Array(pdfBytes);
+ } else if (isArrayBuffer(pdfBytes)) {
+ params[key] = new Uint8Array(pdfBytes);
+ } else {
+ error('Invalid PDF binary data: either typed array, string or ' + 'array-like object is expected in the data property.');
+ }
+ continue;
+ }
+ params[key] = source[key];
+ }
+ params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE;
+ params.disableNativeImageDecoder = params.disableNativeImageDecoder === true;
+ var CMapReaderFactory = params.CMapReaderFactory || DOMCMapReaderFactory;
+ if (!worker) {
+ var workerPort = getDefaultSetting('workerPort');
+ worker = workerPort ? new PDFWorker(null, workerPort) : new PDFWorker();
+ task._worker = worker;
+ }
+ var docId = task.docId;
+ worker.promise.then(function () {
+ if (task.destroyed) {
+ throw new Error('Loading aborted');
+ }
+ return _fetchDocument(worker, params, rangeTransport, docId).then(function (workerId) {
+ if (task.destroyed) {
+ throw new Error('Loading aborted');
+ }
+ var messageHandler = new MessageHandler(docId, workerId, worker.port);
+ var transport = new WorkerTransport(messageHandler, task, rangeTransport, CMapReaderFactory);
+ task._transport = transport;
+ messageHandler.send('Ready', null);
+ });
+ }).catch(task._capability.reject);
+ return task;
+}
+function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
+ if (worker.destroyed) {
+ return Promise.reject(new Error('Worker was destroyed'));
+ }
+ source.disableAutoFetch = getDefaultSetting('disableAutoFetch');
+ source.disableStream = getDefaultSetting('disableStream');
+ source.chunkedViewerLoading = !!pdfDataRangeTransport;
+ if (pdfDataRangeTransport) {
+ source.length = pdfDataRangeTransport.length;
+ source.initialData = pdfDataRangeTransport.initialData;
+ }
+ return worker.messageHandler.sendWithPromise('GetDocRequest', {
+ docId: docId,
+ source: source,
+ disableRange: getDefaultSetting('disableRange'),
+ maxImageSize: getDefaultSetting('maxImageSize'),
+ disableFontFace: getDefaultSetting('disableFontFace'),
+ disableCreateObjectURL: getDefaultSetting('disableCreateObjectURL'),
+ postMessageTransfers: getDefaultSetting('postMessageTransfers') && !isPostMessageTransfersDisabled,
+ docBaseUrl: source.docBaseUrl,
+ disableNativeImageDecoder: source.disableNativeImageDecoder
+ }).then(function (workerId) {
+ if (worker.destroyed) {
+ throw new Error('Worker was destroyed');
+ }
+ return workerId;
+ });
+}
+var PDFDocumentLoadingTask = function PDFDocumentLoadingTaskClosure() {
+ var nextDocumentId = 0;
+ function PDFDocumentLoadingTask() {
+ this._capability = createPromiseCapability();
+ this._transport = null;
+ this._worker = null;
+ this.docId = 'd' + nextDocumentId++;
+ this.destroyed = false;
+ this.onPassword = null;
+ this.onProgress = null;
+ this.onUnsupportedFeature = null;
+ }
+ PDFDocumentLoadingTask.prototype = {
+ get promise() {
+ return this._capability.promise;
+ },
+ destroy: function () {
+ this.destroyed = true;
+ var transportDestroyed = !this._transport ? Promise.resolve() : this._transport.destroy();
+ return transportDestroyed.then(function () {
+ this._transport = null;
+ if (this._worker) {
+ this._worker.destroy();
+ this._worker = null;
+ }
+ }.bind(this));
+ },
+ then: function PDFDocumentLoadingTask_then(onFulfilled, onRejected) {
+ return this.promise.then.apply(this.promise, arguments);
+ }
+ };
+ return PDFDocumentLoadingTask;
+}();
+var PDFDataRangeTransport = function pdfDataRangeTransportClosure() {
+ function PDFDataRangeTransport(length, initialData) {
+ this.length = length;
+ this.initialData = initialData;
+ this._rangeListeners = [];
+ this._progressListeners = [];
+ this._progressiveReadListeners = [];
+ this._readyCapability = createPromiseCapability();
+ }
+ PDFDataRangeTransport.prototype = {
+ addRangeListener: function PDFDataRangeTransport_addRangeListener(listener) {
+ this._rangeListeners.push(listener);
+ },
+ addProgressListener: function PDFDataRangeTransport_addProgressListener(listener) {
+ this._progressListeners.push(listener);
+ },
+ addProgressiveReadListener: function PDFDataRangeTransport_addProgressiveReadListener(listener) {
+ this._progressiveReadListeners.push(listener);
+ },
+ onDataRange: function PDFDataRangeTransport_onDataRange(begin, chunk) {
+ var listeners = this._rangeListeners;
+ for (var i = 0, n = listeners.length; i < n; ++i) {
+ listeners[i](begin, chunk);
+ }
+ },
+ onDataProgress: function PDFDataRangeTransport_onDataProgress(loaded) {
+ this._readyCapability.promise.then(function () {
+ var listeners = this._progressListeners;
+ for (var i = 0, n = listeners.length; i < n; ++i) {
+ listeners[i](loaded);
+ }
+ }.bind(this));
+ },
+ onDataProgressiveRead: function PDFDataRangeTransport_onDataProgress(chunk) {
+ this._readyCapability.promise.then(function () {
+ var listeners = this._progressiveReadListeners;
+ for (var i = 0, n = listeners.length; i < n; ++i) {
+ listeners[i](chunk);
+ }
+ }.bind(this));
+ },
+ transportReady: function PDFDataRangeTransport_transportReady() {
+ this._readyCapability.resolve();
+ },
+ requestDataRange: function PDFDataRangeTransport_requestDataRange(begin, end) {
+ throw new Error('Abstract method PDFDataRangeTransport.requestDataRange');
+ },
+ abort: function PDFDataRangeTransport_abort() {}
+ };
+ return PDFDataRangeTransport;
+}();
+var PDFDocumentProxy = function PDFDocumentProxyClosure() {
+ function PDFDocumentProxy(pdfInfo, transport, loadingTask) {
+ this.pdfInfo = pdfInfo;
+ this.transport = transport;
+ this.loadingTask = loadingTask;
+ }
+ PDFDocumentProxy.prototype = {
+ get numPages() {
+ return this.pdfInfo.numPages;
+ },
+ get fingerprint() {
+ return this.pdfInfo.fingerprint;
+ },
+ getPage: function PDFDocumentProxy_getPage(pageNumber) {
+ return this.transport.getPage(pageNumber);
+ },
+ getPageIndex: function PDFDocumentProxy_getPageIndex(ref) {
+ return this.transport.getPageIndex(ref);
+ },
+ getDestinations: function PDFDocumentProxy_getDestinations() {
+ return this.transport.getDestinations();
+ },
+ getDestination: function PDFDocumentProxy_getDestination(id) {
+ return this.transport.getDestination(id);
+ },
+ getPageLabels: function PDFDocumentProxy_getPageLabels() {
+ return this.transport.getPageLabels();
+ },
+ getAttachments: function PDFDocumentProxy_getAttachments() {
+ return this.transport.getAttachments();
+ },
+ getJavaScript: function PDFDocumentProxy_getJavaScript() {
+ return this.transport.getJavaScript();
+ },
+ getOutline: function PDFDocumentProxy_getOutline() {
+ return this.transport.getOutline();
+ },
+ getMetadata: function PDFDocumentProxy_getMetadata() {
+ return this.transport.getMetadata();
+ },
+ getData: function PDFDocumentProxy_getData() {
+ return this.transport.getData();
+ },
+ getDownloadInfo: function PDFDocumentProxy_getDownloadInfo() {
+ return this.transport.downloadInfoCapability.promise;
+ },
+ getStats: function PDFDocumentProxy_getStats() {
+ return this.transport.getStats();
+ },
+ cleanup: function PDFDocumentProxy_cleanup() {
+ this.transport.startCleanup();
+ },
+ destroy: function PDFDocumentProxy_destroy() {
+ return this.loadingTask.destroy();
+ }
+ };
+ return PDFDocumentProxy;
+}();
+var PDFPageProxy = function PDFPageProxyClosure() {
+ function PDFPageProxy(pageIndex, pageInfo, transport) {
+ this.pageIndex = pageIndex;
+ this.pageInfo = pageInfo;
+ this.transport = transport;
+ this.stats = new StatTimer();
+ this.stats.enabled = getDefaultSetting('enableStats');
+ this.commonObjs = transport.commonObjs;
+ this.objs = new PDFObjects();
+ this.cleanupAfterRender = false;
+ this.pendingCleanup = false;
+ this.intentStates = Object.create(null);
+ this.destroyed = false;
+ }
+ PDFPageProxy.prototype = {
+ get pageNumber() {
+ return this.pageIndex + 1;
+ },
+ get rotate() {
+ return this.pageInfo.rotate;
+ },
+ get ref() {
+ return this.pageInfo.ref;
+ },
+ get userUnit() {
+ return this.pageInfo.userUnit;
+ },
+ get view() {
+ return this.pageInfo.view;
+ },
+ getViewport: function PDFPageProxy_getViewport(scale, rotate) {
+ if (arguments.length < 2) {
+ rotate = this.rotate;
+ }
+ return new PageViewport(this.view, scale, rotate, 0, 0);
+ },
+ getAnnotations: function PDFPageProxy_getAnnotations(params) {
+ var intent = params && params.intent || null;
+ if (!this.annotationsPromise || this.annotationsIntent !== intent) {
+ this.annotationsPromise = this.transport.getAnnotations(this.pageIndex, intent);
+ this.annotationsIntent = intent;
+ }
+ return this.annotationsPromise;
+ },
+ render: function PDFPageProxy_render(params) {
+ var stats = this.stats;
+ stats.time('Overall');
+ this.pendingCleanup = false;
+ var renderingIntent = params.intent === 'print' ? 'print' : 'display';
+ var renderInteractiveForms = params.renderInteractiveForms === true ? true : false;
+ var canvasFactory = params.canvasFactory || new DOMCanvasFactory();
+ if (!this.intentStates[renderingIntent]) {
+ this.intentStates[renderingIntent] = Object.create(null);
+ }
+ var intentState = this.intentStates[renderingIntent];
+ if (!intentState.displayReadyCapability) {
+ intentState.receivingOperatorList = true;
+ intentState.displayReadyCapability = createPromiseCapability();
+ intentState.operatorList = {
+ fnArray: [],
+ argsArray: [],
+ lastChunk: false
+ };
+ this.stats.time('Page Request');
+ this.transport.messageHandler.send('RenderPageRequest', {
+ pageIndex: this.pageNumber - 1,
+ intent: renderingIntent,
+ renderInteractiveForms: renderInteractiveForms
+ });
+ }
+ var internalRenderTask = new InternalRenderTask(complete, params, this.objs, this.commonObjs, intentState.operatorList, this.pageNumber, canvasFactory);
+ internalRenderTask.useRequestAnimationFrame = renderingIntent !== 'print';
+ if (!intentState.renderTasks) {
+ intentState.renderTasks = [];
+ }
+ intentState.renderTasks.push(internalRenderTask);
+ var renderTask = internalRenderTask.task;
+ if (params.continueCallback) {
+ deprecated('render is used with continueCallback parameter');
+ renderTask.onContinue = params.continueCallback;
+ }
+ var self = this;
+ intentState.displayReadyCapability.promise.then(function pageDisplayReadyPromise(transparency) {
+ if (self.pendingCleanup) {
+ complete();
+ return;
+ }
+ stats.time('Rendering');
+ internalRenderTask.initializeGraphics(transparency);
+ internalRenderTask.operatorListChanged();
+ }, function pageDisplayReadPromiseError(reason) {
+ complete(reason);
+ });
+ function complete(error) {
+ var i = intentState.renderTasks.indexOf(internalRenderTask);
+ if (i >= 0) {
+ intentState.renderTasks.splice(i, 1);
+ }
+ if (self.cleanupAfterRender) {
+ self.pendingCleanup = true;
+ }
+ self._tryCleanup();
+ if (error) {
+ internalRenderTask.capability.reject(error);
+ } else {
+ internalRenderTask.capability.resolve();
+ }
+ stats.timeEnd('Rendering');
+ stats.timeEnd('Overall');
+ }
+ return renderTask;
+ },
+ getOperatorList: function PDFPageProxy_getOperatorList() {
+ function operatorListChanged() {
+ if (intentState.operatorList.lastChunk) {
+ intentState.opListReadCapability.resolve(intentState.operatorList);
+ var i = intentState.renderTasks.indexOf(opListTask);
+ if (i >= 0) {
+ intentState.renderTasks.splice(i, 1);
+ }
+ }
+ }
+ var renderingIntent = 'oplist';
+ if (!this.intentStates[renderingIntent]) {
+ this.intentStates[renderingIntent] = Object.create(null);
+ }
+ var intentState = this.intentStates[renderingIntent];
+ var opListTask;
+ if (!intentState.opListReadCapability) {
+ opListTask = {};
+ opListTask.operatorListChanged = operatorListChanged;
+ intentState.receivingOperatorList = true;
+ intentState.opListReadCapability = createPromiseCapability();
+ intentState.renderTasks = [];
+ intentState.renderTasks.push(opListTask);
+ intentState.operatorList = {
+ fnArray: [],
+ argsArray: [],
+ lastChunk: false
+ };
+ this.transport.messageHandler.send('RenderPageRequest', {
+ pageIndex: this.pageIndex,
+ intent: renderingIntent
+ });
+ }
+ return intentState.opListReadCapability.promise;
+ },
+ getTextContent: function PDFPageProxy_getTextContent(params) {
+ return this.transport.messageHandler.sendWithPromise('GetTextContent', {
+ pageIndex: this.pageNumber - 1,
+ normalizeWhitespace: params && params.normalizeWhitespace === true ? true : false,
+ combineTextItems: params && params.disableCombineTextItems === true ? false : true
+ });
+ },
+ _destroy: function PDFPageProxy_destroy() {
+ this.destroyed = true;
+ this.transport.pageCache[this.pageIndex] = null;
+ var waitOn = [];
+ Object.keys(this.intentStates).forEach(function (intent) {
+ if (intent === 'oplist') {
+ return;
+ }
+ var intentState = this.intentStates[intent];
+ intentState.renderTasks.forEach(function (renderTask) {
+ var renderCompleted = renderTask.capability.promise.catch(function () {});
+ waitOn.push(renderCompleted);
+ renderTask.cancel();
+ });
+ }, this);
+ this.objs.clear();
+ this.annotationsPromise = null;
+ this.pendingCleanup = false;
+ return Promise.all(waitOn);
+ },
+ destroy: function () {
+ deprecated('page destroy method, use cleanup() instead');
+ this.cleanup();
+ },
+ cleanup: function PDFPageProxy_cleanup() {
+ this.pendingCleanup = true;
+ this._tryCleanup();
+ },
+ _tryCleanup: function PDFPageProxy_tryCleanup() {
+ if (!this.pendingCleanup || Object.keys(this.intentStates).some(function (intent) {
+ var intentState = this.intentStates[intent];
+ return intentState.renderTasks.length !== 0 || intentState.receivingOperatorList;
+ }, this)) {
+ return;
+ }
+ Object.keys(this.intentStates).forEach(function (intent) {
+ delete this.intentStates[intent];
+ }, this);
+ this.objs.clear();
+ this.annotationsPromise = null;
+ this.pendingCleanup = false;
+ },
+ _startRenderPage: function PDFPageProxy_startRenderPage(transparency, intent) {
+ var intentState = this.intentStates[intent];
+ if (intentState.displayReadyCapability) {
+ intentState.displayReadyCapability.resolve(transparency);
+ }
+ },
+ _renderPageChunk: function PDFPageProxy_renderPageChunk(operatorListChunk, intent) {
+ var intentState = this.intentStates[intent];
+ var i, ii;
+ for (i = 0, ii = operatorListChunk.length; i < ii; i++) {
+ intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]);
+ intentState.operatorList.argsArray.push(operatorListChunk.argsArray[i]);
+ }
+ intentState.operatorList.lastChunk = operatorListChunk.lastChunk;
+ for (i = 0; i < intentState.renderTasks.length; i++) {
+ intentState.renderTasks[i].operatorListChanged();
+ }
+ if (operatorListChunk.lastChunk) {
+ intentState.receivingOperatorList = false;
+ this._tryCleanup();
+ }
+ }
+ };
+ return PDFPageProxy;
+}();
+var PDFWorker = function PDFWorkerClosure() {
+ var nextFakeWorkerId = 0;
+ function getWorkerSrc() {
+ if (typeof workerSrc !== 'undefined') {
+ return workerSrc;
+ }
+ if (getDefaultSetting('workerSrc')) {
+ return getDefaultSetting('workerSrc');
+ }
+ if (pdfjsFilePath) {
+ return pdfjsFilePath.replace(/\.js$/i, '.worker.js');
+ }
+ error('No PDFJS.workerSrc specified');
+ }
+ var fakeWorkerFilesLoadedCapability;
+ function setupFakeWorkerGlobal() {
+ var WorkerMessageHandler;
+ if (fakeWorkerFilesLoadedCapability) {
+ return fakeWorkerFilesLoadedCapability.promise;
+ }
+ fakeWorkerFilesLoadedCapability = createPromiseCapability();
+ var loader = fakeWorkerFilesLoader || function (callback) {
+ Util.loadScript(getWorkerSrc(), function () {
+ callback(window.pdfjsDistBuildPdfWorker.WorkerMessageHandler);
+ });
+ };
+ loader(fakeWorkerFilesLoadedCapability.resolve);
+ return fakeWorkerFilesLoadedCapability.promise;
+ }
+ function FakeWorkerPort(defer) {
+ this._listeners = [];
+ this._defer = defer;
+ this._deferred = Promise.resolve(undefined);
+ }
+ FakeWorkerPort.prototype = {
+ postMessage: function (obj, transfers) {
+ function cloneValue(value) {
+ if (typeof value !== 'object' || value === null) {
+ return value;
+ }
+ if (cloned.has(value)) {
+ return cloned.get(value);
+ }
+ var result;
+ var buffer;
+ if ((buffer = value.buffer) && isArrayBuffer(buffer)) {
+ var transferable = transfers && transfers.indexOf(buffer) >= 0;
+ if (value === buffer) {
+ result = value;
+ } else if (transferable) {
+ result = new value.constructor(buffer, value.byteOffset, value.byteLength);
+ } else {
+ result = new value.constructor(value);
+ }
+ cloned.set(value, result);
+ return result;
+ }
+ result = isArray(value) ? [] : {};
+ cloned.set(value, result);
+ for (var i in value) {
+ var desc,
+ p = value;
+ while (!(desc = Object.getOwnPropertyDescriptor(p, i))) {
+ p = Object.getPrototypeOf(p);
+ }
+ if (typeof desc.value === 'undefined' || typeof desc.value === 'function') {
+ continue;
+ }
+ result[i] = cloneValue(desc.value);
+ }
+ return result;
+ }
+ if (!this._defer) {
+ this._listeners.forEach(function (listener) {
+ listener.call(this, { data: obj });
+ }, this);
+ return;
+ }
+ var cloned = new WeakMap();
+ var e = { data: cloneValue(obj) };
+ this._deferred.then(function () {
+ this._listeners.forEach(function (listener) {
+ listener.call(this, e);
+ }, this);
+ }.bind(this));
+ },
+ addEventListener: function (name, listener) {
+ this._listeners.push(listener);
+ },
+ removeEventListener: function (name, listener) {
+ var i = this._listeners.indexOf(listener);
+ this._listeners.splice(i, 1);
+ },
+ terminate: function () {
+ this._listeners = [];
+ }
+ };
+ function createCDNWrapper(url) {
+ var wrapper = 'importScripts(\'' + url + '\');';
+ return URL.createObjectURL(new Blob([wrapper]));
+ }
+ function PDFWorker(name, port) {
+ this.name = name;
+ this.destroyed = false;
+ this._readyCapability = createPromiseCapability();
+ this._port = null;
+ this._webWorker = null;
+ this._messageHandler = null;
+ if (port) {
+ this._initializeFromPort(port);
+ return;
+ }
+ this._initialize();
+ }
+ PDFWorker.prototype = {
+ get promise() {
+ return this._readyCapability.promise;
+ },
+ get port() {
+ return this._port;
+ },
+ get messageHandler() {
+ return this._messageHandler;
+ },
+ _initializeFromPort: function PDFWorker_initializeFromPort(port) {
+ this._port = port;
+ this._messageHandler = new MessageHandler('main', 'worker', port);
+ this._messageHandler.on('ready', function () {});
+ this._readyCapability.resolve();
+ },
+ _initialize: function PDFWorker_initialize() {
+ if (!isWorkerDisabled && !getDefaultSetting('disableWorker') && typeof Worker !== 'undefined') {
+ var workerSrc = getWorkerSrc();
+ try {
+ if (!isSameOrigin(window.location.href, workerSrc)) {
+ workerSrc = createCDNWrapper(new URL(workerSrc, window.location).href);
+ }
+ var worker = new Worker(workerSrc);
+ var messageHandler = new MessageHandler('main', 'worker', worker);
+ var terminateEarly = function () {
+ worker.removeEventListener('error', onWorkerError);
+ messageHandler.destroy();
+ worker.terminate();
+ if (this.destroyed) {
+ this._readyCapability.reject(new Error('Worker was destroyed'));
+ } else {
+ this._setupFakeWorker();
+ }
+ }.bind(this);
+ var onWorkerError = function (event) {
+ if (!this._webWorker) {
+ terminateEarly();
+ }
+ }.bind(this);
+ worker.addEventListener('error', onWorkerError);
+ messageHandler.on('test', function PDFWorker_test(data) {
+ worker.removeEventListener('error', onWorkerError);
+ if (this.destroyed) {
+ terminateEarly();
+ return;
+ }
+ var supportTypedArray = data && data.supportTypedArray;
+ if (supportTypedArray) {
+ this._messageHandler = messageHandler;
+ this._port = worker;
+ this._webWorker = worker;
+ if (!data.supportTransfers) {
+ isPostMessageTransfersDisabled = true;
+ }
+ this._readyCapability.resolve();
+ messageHandler.send('configure', { verbosity: getVerbosityLevel() });
+ } else {
+ this._setupFakeWorker();
+ messageHandler.destroy();
+ worker.terminate();
+ }
+ }.bind(this));
+ messageHandler.on('console_log', function (data) {
+ console.log.apply(console, data);
+ });
+ messageHandler.on('console_error', function (data) {
+ console.error.apply(console, data);
+ });
+ messageHandler.on('ready', function (data) {
+ worker.removeEventListener('error', onWorkerError);
+ if (this.destroyed) {
+ terminateEarly();
+ return;
+ }
+ try {
+ sendTest();
+ } catch (e) {
+ this._setupFakeWorker();
+ }
+ }.bind(this));
+ var sendTest = function () {
+ var postMessageTransfers = getDefaultSetting('postMessageTransfers') && !isPostMessageTransfersDisabled;
+ var testObj = new Uint8Array([postMessageTransfers ? 255 : 0]);
+ try {
+ messageHandler.send('test', testObj, [testObj.buffer]);
+ } catch (ex) {
+ info('Cannot use postMessage transfers');
+ testObj[0] = 0;
+ messageHandler.send('test', testObj);
+ }
+ };
+ sendTest();
+ return;
+ } catch (e) {
+ info('The worker has been disabled.');
+ }
+ }
+ this._setupFakeWorker();
+ },
+ _setupFakeWorker: function PDFWorker_setupFakeWorker() {
+ if (!isWorkerDisabled && !getDefaultSetting('disableWorker')) {
+ warn('Setting up fake worker.');
+ isWorkerDisabled = true;
+ }
+ setupFakeWorkerGlobal().then(function (WorkerMessageHandler) {
+ if (this.destroyed) {
+ this._readyCapability.reject(new Error('Worker was destroyed'));
+ return;
+ }
+ var isTypedArraysPresent = Uint8Array !== Float32Array;
+ var port = new FakeWorkerPort(isTypedArraysPresent);
+ this._port = port;
+ var id = 'fake' + nextFakeWorkerId++;
+ var workerHandler = new MessageHandler(id + '_worker', id, port);
+ WorkerMessageHandler.setup(workerHandler, port);
+ var messageHandler = new MessageHandler(id, id + '_worker', port);
+ this._messageHandler = messageHandler;
+ this._readyCapability.resolve();
+ }.bind(this));
+ },
+ destroy: function PDFWorker_destroy() {
+ this.destroyed = true;
+ if (this._webWorker) {
+ this._webWorker.terminate();
+ this._webWorker = null;
+ }
+ this._port = null;
+ if (this._messageHandler) {
+ this._messageHandler.destroy();
+ this._messageHandler = null;
+ }
+ }
+ };
+ return PDFWorker;
+}();
+var WorkerTransport = function WorkerTransportClosure() {
+ function WorkerTransport(messageHandler, loadingTask, pdfDataRangeTransport, CMapReaderFactory) {
+ this.messageHandler = messageHandler;
+ this.loadingTask = loadingTask;
+ this.pdfDataRangeTransport = pdfDataRangeTransport;
+ this.commonObjs = new PDFObjects();
+ this.fontLoader = new FontLoader(loadingTask.docId);
+ this.CMapReaderFactory = new CMapReaderFactory({
+ baseUrl: getDefaultSetting('cMapUrl'),
+ isCompressed: getDefaultSetting('cMapPacked')
+ });
+ this.destroyed = false;
+ this.destroyCapability = null;
+ this._passwordCapability = null;
+ this.pageCache = [];
+ this.pagePromises = [];
+ this.downloadInfoCapability = createPromiseCapability();
+ this.setupMessageHandler();
+ }
+ WorkerTransport.prototype = {
+ destroy: function WorkerTransport_destroy() {
+ if (this.destroyCapability) {
+ return this.destroyCapability.promise;
+ }
+ this.destroyed = true;
+ this.destroyCapability = createPromiseCapability();
+ if (this._passwordCapability) {
+ this._passwordCapability.reject(new Error('Worker was destroyed during onPassword callback'));
+ }
+ var waitOn = [];
+ this.pageCache.forEach(function (page) {
+ if (page) {
+ waitOn.push(page._destroy());
+ }
+ });
+ this.pageCache = [];
+ this.pagePromises = [];
+ var self = this;
+ var terminated = this.messageHandler.sendWithPromise('Terminate', null);
+ waitOn.push(terminated);
+ Promise.all(waitOn).then(function () {
+ self.fontLoader.clear();
+ if (self.pdfDataRangeTransport) {
+ self.pdfDataRangeTransport.abort();
+ self.pdfDataRangeTransport = null;
+ }
+ if (self.messageHandler) {
+ self.messageHandler.destroy();
+ self.messageHandler = null;
+ }
+ self.destroyCapability.resolve();
+ }, this.destroyCapability.reject);
+ return this.destroyCapability.promise;
+ },
+ setupMessageHandler: function WorkerTransport_setupMessageHandler() {
+ var messageHandler = this.messageHandler;
+ var loadingTask = this.loadingTask;
+ var pdfDataRangeTransport = this.pdfDataRangeTransport;
+ if (pdfDataRangeTransport) {
+ pdfDataRangeTransport.addRangeListener(function (begin, chunk) {
+ messageHandler.send('OnDataRange', {
+ begin: begin,
+ chunk: chunk
+ });
+ });
+ pdfDataRangeTransport.addProgressListener(function (loaded) {
+ messageHandler.send('OnDataProgress', { loaded: loaded });
+ });
+ pdfDataRangeTransport.addProgressiveReadListener(function (chunk) {
+ messageHandler.send('OnDataRange', { chunk: chunk });
+ });
+ messageHandler.on('RequestDataRange', function transportDataRange(data) {
+ pdfDataRangeTransport.requestDataRange(data.begin, data.end);
+ }, this);
+ }
+ messageHandler.on('GetDoc', function transportDoc(data) {
+ var pdfInfo = data.pdfInfo;
+ this.numPages = data.pdfInfo.numPages;
+ var loadingTask = this.loadingTask;
+ var pdfDocument = new PDFDocumentProxy(pdfInfo, this, loadingTask);
+ this.pdfDocument = pdfDocument;
+ loadingTask._capability.resolve(pdfDocument);
+ }, this);
+ messageHandler.on('PasswordRequest', function transportPasswordRequest(exception) {
+ this._passwordCapability = createPromiseCapability();
+ if (loadingTask.onPassword) {
+ var updatePassword = function (password) {
+ this._passwordCapability.resolve({ password: password });
+ }.bind(this);
+ loadingTask.onPassword(updatePassword, exception.code);
+ } else {
+ this._passwordCapability.reject(new PasswordException(exception.message, exception.code));
+ }
+ return this._passwordCapability.promise;
+ }, this);
+ messageHandler.on('PasswordException', function transportPasswordException(exception) {
+ loadingTask._capability.reject(new PasswordException(exception.message, exception.code));
+ }, this);
+ messageHandler.on('InvalidPDF', function transportInvalidPDF(exception) {
+ this.loadingTask._capability.reject(new InvalidPDFException(exception.message));
+ }, this);
+ messageHandler.on('MissingPDF', function transportMissingPDF(exception) {
+ this.loadingTask._capability.reject(new MissingPDFException(exception.message));
+ }, this);
+ messageHandler.on('UnexpectedResponse', function transportUnexpectedResponse(exception) {
+ this.loadingTask._capability.reject(new UnexpectedResponseException(exception.message, exception.status));
+ }, this);
+ messageHandler.on('UnknownError', function transportUnknownError(exception) {
+ this.loadingTask._capability.reject(new UnknownErrorException(exception.message, exception.details));
+ }, this);
+ messageHandler.on('DataLoaded', function transportPage(data) {
+ this.downloadInfoCapability.resolve(data);
+ }, this);
+ messageHandler.on('PDFManagerReady', function transportPage(data) {
+ if (this.pdfDataRangeTransport) {
+ this.pdfDataRangeTransport.transportReady();
+ }
+ }, this);
+ messageHandler.on('StartRenderPage', function transportRender(data) {
+ if (this.destroyed) {
+ return;
+ }
+ var page = this.pageCache[data.pageIndex];
+ page.stats.timeEnd('Page Request');
+ page._startRenderPage(data.transparency, data.intent);
+ }, this);
+ messageHandler.on('RenderPageChunk', function transportRender(data) {
+ if (this.destroyed) {
+ return;
+ }
+ var page = this.pageCache[data.pageIndex];
+ page._renderPageChunk(data.operatorList, data.intent);
+ }, this);
+ messageHandler.on('commonobj', function transportObj(data) {
+ if (this.destroyed) {
+ return;
+ }
+ var id = data[0];
+ var type = data[1];
+ if (this.commonObjs.hasData(id)) {
+ return;
+ }
+ switch (type) {
+ case 'Font':
+ var exportedData = data[2];
+ if ('error' in exportedData) {
+ var exportedError = exportedData.error;
+ warn('Error during font loading: ' + exportedError);
+ this.commonObjs.resolve(id, exportedError);
+ break;
+ }
+ var fontRegistry = null;
+ if (getDefaultSetting('pdfBug') && globalScope.FontInspector && globalScope['FontInspector'].enabled) {
+ fontRegistry = {
+ registerFont: function (font, url) {
+ globalScope['FontInspector'].fontAdded(font, url);
+ }
+ };
+ }
+ var font = new FontFaceObject(exportedData, {
+ isEvalSuported: getDefaultSetting('isEvalSupported'),
+ disableFontFace: getDefaultSetting('disableFontFace'),
+ fontRegistry: fontRegistry
+ });
+ this.fontLoader.bind([font], function fontReady(fontObjs) {
+ this.commonObjs.resolve(id, font);
+ }.bind(this));
+ break;
+ case 'FontPath':
+ this.commonObjs.resolve(id, data[2]);
+ break;
+ default:
+ error('Got unknown common object type ' + type);
+ }
+ }, this);
+ messageHandler.on('obj', function transportObj(data) {
+ if (this.destroyed) {
+ return;
+ }
+ var id = data[0];
+ var pageIndex = data[1];
+ var type = data[2];
+ var pageProxy = this.pageCache[pageIndex];
+ var imageData;
+ if (pageProxy.objs.hasData(id)) {
+ return;
+ }
+ switch (type) {
+ case 'JpegStream':
+ imageData = data[3];
+ loadJpegStream(id, imageData, pageProxy.objs);
+ break;
+ case 'Image':
+ imageData = data[3];
+ pageProxy.objs.resolve(id, imageData);
+ var MAX_IMAGE_SIZE_TO_STORE = 8000000;
+ if (imageData && 'data' in imageData && imageData.data.length > MAX_IMAGE_SIZE_TO_STORE) {
+ pageProxy.cleanupAfterRender = true;
+ }
+ break;
+ default:
+ error('Got unknown object type ' + type);
+ }
+ }, this);
+ messageHandler.on('DocProgress', function transportDocProgress(data) {
+ if (this.destroyed) {
+ return;
+ }
+ var loadingTask = this.loadingTask;
+ if (loadingTask.onProgress) {
+ loadingTask.onProgress({
+ loaded: data.loaded,
+ total: data.total
+ });
+ }
+ }, this);
+ messageHandler.on('PageError', function transportError(data) {
+ if (this.destroyed) {
+ return;
+ }
+ var page = this.pageCache[data.pageNum - 1];
+ var intentState = page.intentStates[data.intent];
+ if (intentState.displayReadyCapability) {
+ intentState.displayReadyCapability.reject(data.error);
+ } else {
+ error(data.error);
+ }
+ if (intentState.operatorList) {
+ intentState.operatorList.lastChunk = true;
+ for (var i = 0; i < intentState.renderTasks.length; i++) {
+ intentState.renderTasks[i].operatorListChanged();
+ }
+ }
+ }, this);
+ messageHandler.on('UnsupportedFeature', function transportUnsupportedFeature(data) {
+ if (this.destroyed) {
+ return;
+ }
+ var featureId = data.featureId;
+ var loadingTask = this.loadingTask;
+ if (loadingTask.onUnsupportedFeature) {
+ loadingTask.onUnsupportedFeature(featureId);
+ }
+ _UnsupportedManager.notify(featureId);
+ }, this);
+ messageHandler.on('JpegDecode', function (data) {
+ if (this.destroyed) {
+ return Promise.reject(new Error('Worker was destroyed'));
+ }
+ if (typeof document === 'undefined') {
+ return Promise.reject(new Error('"document" is not defined.'));
+ }
+ var imageUrl = data[0];
+ var components = data[1];
+ if (components !== 3 && components !== 1) {
+ return Promise.reject(new Error('Only 3 components or 1 component can be returned'));
+ }
+ return new Promise(function (resolve, reject) {
+ var img = new Image();
+ img.onload = function () {
+ var width = img.width;
+ var height = img.height;
+ var size = width * height;
+ var rgbaLength = size * 4;
+ var buf = new Uint8Array(size * components);
+ var tmpCanvas = document.createElement('canvas');
+ tmpCanvas.width = width;
+ tmpCanvas.height = height;
+ var tmpCtx = tmpCanvas.getContext('2d');
+ tmpCtx.drawImage(img, 0, 0);
+ var data = tmpCtx.getImageData(0, 0, width, height).data;
+ var i, j;
+ if (components === 3) {
+ for (i = 0, j = 0; i < rgbaLength; i += 4, j += 3) {
+ buf[j] = data[i];
+ buf[j + 1] = data[i + 1];
+ buf[j + 2] = data[i + 2];
+ }
+ } else if (components === 1) {
+ for (i = 0, j = 0; i < rgbaLength; i += 4, j++) {
+ buf[j] = data[i];
+ }
+ }
+ resolve({
+ data: buf,
+ width: width,
+ height: height
+ });
+ };
+ img.onerror = function () {
+ reject(new Error('JpegDecode failed to load image'));
+ };
+ img.src = imageUrl;
+ });
+ }, this);
+ messageHandler.on('FetchBuiltInCMap', function (data) {
+ if (this.destroyed) {
+ return Promise.reject(new Error('Worker was destroyed'));
+ }
+ return this.CMapReaderFactory.fetch({ name: data.name });
+ }, this);
+ },
+ getData: function WorkerTransport_getData() {
+ return this.messageHandler.sendWithPromise('GetData', null);
+ },
+ getPage: function WorkerTransport_getPage(pageNumber, capability) {
+ if (!isInt(pageNumber) || pageNumber <= 0 || pageNumber > this.numPages) {
+ return Promise.reject(new Error('Invalid page request'));
+ }
+ var pageIndex = pageNumber - 1;
+ if (pageIndex in this.pagePromises) {
+ return this.pagePromises[pageIndex];
+ }
+ var promise = this.messageHandler.sendWithPromise('GetPage', { pageIndex: pageIndex }).then(function (pageInfo) {
+ if (this.destroyed) {
+ throw new Error('Transport destroyed');
+ }
+ var page = new PDFPageProxy(pageIndex, pageInfo, this);
+ this.pageCache[pageIndex] = page;
+ return page;
+ }.bind(this));
+ this.pagePromises[pageIndex] = promise;
+ return promise;
+ },
+ getPageIndex: function WorkerTransport_getPageIndexByRef(ref) {
+ return this.messageHandler.sendWithPromise('GetPageIndex', { ref: ref }).catch(function (reason) {
+ return Promise.reject(new Error(reason));
+ });
+ },
+ getAnnotations: function WorkerTransport_getAnnotations(pageIndex, intent) {
+ return this.messageHandler.sendWithPromise('GetAnnotations', {
+ pageIndex: pageIndex,
+ intent: intent
+ });
+ },
+ getDestinations: function WorkerTransport_getDestinations() {
+ return this.messageHandler.sendWithPromise('GetDestinations', null);
+ },
+ getDestination: function WorkerTransport_getDestination(id) {
+ return this.messageHandler.sendWithPromise('GetDestination', { id: id });
+ },
+ getPageLabels: function WorkerTransport_getPageLabels() {
+ return this.messageHandler.sendWithPromise('GetPageLabels', null);
+ },
+ getAttachments: function WorkerTransport_getAttachments() {
+ return this.messageHandler.sendWithPromise('GetAttachments', null);
+ },
+ getJavaScript: function WorkerTransport_getJavaScript() {
+ return this.messageHandler.sendWithPromise('GetJavaScript', null);
+ },
+ getOutline: function WorkerTransport_getOutline() {
+ return this.messageHandler.sendWithPromise('GetOutline', null);
+ },
+ getMetadata: function WorkerTransport_getMetadata() {
+ return this.messageHandler.sendWithPromise('GetMetadata', null).then(function transportMetadata(results) {
+ return {
+ info: results[0],
+ metadata: results[1] ? new Metadata(results[1]) : null
+ };
+ });
+ },
+ getStats: function WorkerTransport_getStats() {
+ return this.messageHandler.sendWithPromise('GetStats', null);
+ },
+ startCleanup: function WorkerTransport_startCleanup() {
+ this.messageHandler.sendWithPromise('Cleanup', null).then(function endCleanup() {
+ for (var i = 0, ii = this.pageCache.length; i < ii; i++) {
+ var page = this.pageCache[i];
+ if (page) {
+ page.cleanup();
+ }
+ }
+ this.commonObjs.clear();
+ this.fontLoader.clear();
+ }.bind(this));
+ }
+ };
+ return WorkerTransport;
+}();
+var PDFObjects = function PDFObjectsClosure() {
+ function PDFObjects() {
+ this.objs = Object.create(null);
+ }
+ PDFObjects.prototype = {
+ ensureObj: function PDFObjects_ensureObj(objId) {
+ if (this.objs[objId]) {
+ return this.objs[objId];
+ }
+ var obj = {
+ capability: createPromiseCapability(),
+ data: null,
+ resolved: false
+ };
+ this.objs[objId] = obj;
+ return obj;
+ },
+ get: function PDFObjects_get(objId, callback) {
+ if (callback) {
+ this.ensureObj(objId).capability.promise.then(callback);
+ return null;
+ }
+ var obj = this.objs[objId];
+ if (!obj || !obj.resolved) {
+ error('Requesting object that isn\'t resolved yet ' + objId);
+ }
+ return obj.data;
+ },
+ resolve: function PDFObjects_resolve(objId, data) {
+ var obj = this.ensureObj(objId);
+ obj.resolved = true;
+ obj.data = data;
+ obj.capability.resolve(data);
+ },
+ isResolved: function PDFObjects_isResolved(objId) {
+ var objs = this.objs;
+ if (!objs[objId]) {
+ return false;
+ }
+ return objs[objId].resolved;
+ },
+ hasData: function PDFObjects_hasData(objId) {
+ return this.isResolved(objId);
+ },
+ getData: function PDFObjects_getData(objId) {
+ var objs = this.objs;
+ if (!objs[objId] || !objs[objId].resolved) {
+ return null;
+ }
+ return objs[objId].data;
+ },
+ clear: function PDFObjects_clear() {
+ this.objs = Object.create(null);
+ }
+ };
+ return PDFObjects;
+}();
+var RenderTask = function RenderTaskClosure() {
+ function RenderTask(internalRenderTask) {
+ this._internalRenderTask = internalRenderTask;
+ this.onContinue = null;
+ }
+ RenderTask.prototype = {
+ get promise() {
+ return this._internalRenderTask.capability.promise;
+ },
+ cancel: function RenderTask_cancel() {
+ this._internalRenderTask.cancel();
+ },
+ then: function RenderTask_then(onFulfilled, onRejected) {
+ return this.promise.then.apply(this.promise, arguments);
+ }
+ };
+ return RenderTask;
+}();
+var InternalRenderTask = function InternalRenderTaskClosure() {
+ function InternalRenderTask(callback, params, objs, commonObjs, operatorList, pageNumber, canvasFactory) {
+ this.callback = callback;
+ this.params = params;
+ this.objs = objs;
+ this.commonObjs = commonObjs;
+ this.operatorListIdx = null;
+ this.operatorList = operatorList;
+ this.pageNumber = pageNumber;
+ this.canvasFactory = canvasFactory;
+ this.running = false;
+ this.graphicsReadyCallback = null;
+ this.graphicsReady = false;
+ this.useRequestAnimationFrame = false;
+ this.cancelled = false;
+ this.capability = createPromiseCapability();
+ this.task = new RenderTask(this);
+ this._continueBound = this._continue.bind(this);
+ this._scheduleNextBound = this._scheduleNext.bind(this);
+ this._nextBound = this._next.bind(this);
+ }
+ InternalRenderTask.prototype = {
+ initializeGraphics: function InternalRenderTask_initializeGraphics(transparency) {
+ if (this.cancelled) {
+ return;
+ }
+ if (getDefaultSetting('pdfBug') && globalScope.StepperManager && globalScope.StepperManager.enabled) {
+ this.stepper = globalScope.StepperManager.create(this.pageNumber - 1);
+ this.stepper.init(this.operatorList);
+ this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint();
+ }
+ var params = this.params;
+ this.gfx = new CanvasGraphics(params.canvasContext, this.commonObjs, this.objs, this.canvasFactory, params.imageLayer);
+ this.gfx.beginDrawing(params.transform, params.viewport, transparency);
+ this.operatorListIdx = 0;
+ this.graphicsReady = true;
+ if (this.graphicsReadyCallback) {
+ this.graphicsReadyCallback();
+ }
+ },
+ cancel: function InternalRenderTask_cancel() {
+ this.running = false;
+ this.cancelled = true;
+ this.callback('cancelled');
+ },
+ operatorListChanged: function InternalRenderTask_operatorListChanged() {
+ if (!this.graphicsReady) {
+ if (!this.graphicsReadyCallback) {
+ this.graphicsReadyCallback = this._continueBound;
+ }
+ return;
+ }
+ if (this.stepper) {
+ this.stepper.updateOperatorList(this.operatorList);
+ }
+ if (this.running) {
+ return;
+ }
+ this._continue();
+ },
+ _continue: function InternalRenderTask__continue() {
+ this.running = true;
+ if (this.cancelled) {
+ return;
+ }
+ if (this.task.onContinue) {
+ this.task.onContinue(this._scheduleNextBound);
+ } else {
+ this._scheduleNext();
+ }
+ },
+ _scheduleNext: function InternalRenderTask__scheduleNext() {
+ if (this.useRequestAnimationFrame && typeof window !== 'undefined') {
+ window.requestAnimationFrame(this._nextBound);
+ } else {
+ Promise.resolve(undefined).then(this._nextBound);
+ }
+ },
+ _next: function InternalRenderTask__next() {
+ if (this.cancelled) {
+ return;
+ }
+ this.operatorListIdx = this.gfx.executeOperatorList(this.operatorList, this.operatorListIdx, this._continueBound, this.stepper);
+ if (this.operatorListIdx === this.operatorList.argsArray.length) {
+ this.running = false;
+ if (this.operatorList.lastChunk) {
+ this.gfx.endDrawing();
+ this.callback();
+ }
+ }
+ }
+ };
+ return InternalRenderTask;
+}();
+var _UnsupportedManager = function UnsupportedManagerClosure() {
+ var listeners = [];
+ return {
+ listen: function (cb) {
+ deprecated('Global UnsupportedManager.listen is used: ' + ' use PDFDocumentLoadingTask.onUnsupportedFeature instead');
+ listeners.push(cb);
+ },
+ notify: function (featureId) {
+ for (var i = 0, ii = listeners.length; i < ii; i++) {
+ listeners[i](featureId);
+ }
+ }
+ };
+}();
+exports.version = '1.7.395';
+exports.build = '07f7c97b';
+exports.getDocument = getDocument;
+exports.PDFDataRangeTransport = PDFDataRangeTransport;
+exports.PDFWorker = PDFWorker;
+exports.PDFDocumentProxy = PDFDocumentProxy;
+exports.PDFPageProxy = PDFPageProxy;
+exports._UnsupportedManager = _UnsupportedManager;
+
+/***/ }),
+/* 4 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX;
+var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX;
+var ImageKind = sharedUtil.ImageKind;
+var OPS = sharedUtil.OPS;
+var Util = sharedUtil.Util;
+var isNum = sharedUtil.isNum;
+var isArray = sharedUtil.isArray;
+var warn = sharedUtil.warn;
+var createObjectURL = sharedUtil.createObjectURL;
+var SVG_DEFAULTS = {
+ fontStyle: 'normal',
+ fontWeight: 'normal',
+ fillColor: '#000000'
+};
+var convertImgDataToPng = function convertImgDataToPngClosure() {
+ var PNG_HEADER = new Uint8Array([0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a]);
+ var CHUNK_WRAPPER_SIZE = 12;
+ var crcTable = new Int32Array(256);
+ for (var i = 0; i < 256; i++) {
+ var c = i;
+ for (var h = 0; h < 8; h++) {
+ if (c & 1) {
+ c = 0xedB88320 ^ c >> 1 & 0x7fffffff;
+ } else {
+ c = c >> 1 & 0x7fffffff;
+ }
+ }
+ crcTable[i] = c;
+ }
+ function crc32(data, start, end) {
+ var crc = -1;
+ for (var i = start; i < end; i++) {
+ var a = (crc ^ data[i]) & 0xff;
+ var b = crcTable[a];
+ crc = crc >>> 8 ^ b;
+ }
+ return crc ^ -1;
+ }
+ function writePngChunk(type, body, data, offset) {
+ var p = offset;
+ var len = body.length;
+ data[p] = len >> 24 & 0xff;
+ data[p + 1] = len >> 16 & 0xff;
+ data[p + 2] = len >> 8 & 0xff;
+ data[p + 3] = len & 0xff;
+ p += 4;
+ data[p] = type.charCodeAt(0) & 0xff;
+ data[p + 1] = type.charCodeAt(1) & 0xff;
+ data[p + 2] = type.charCodeAt(2) & 0xff;
+ data[p + 3] = type.charCodeAt(3) & 0xff;
+ p += 4;
+ data.set(body, p);
+ p += body.length;
+ var crc = crc32(data, offset + 4, p);
+ data[p] = crc >> 24 & 0xff;
+ data[p + 1] = crc >> 16 & 0xff;
+ data[p + 2] = crc >> 8 & 0xff;
+ data[p + 3] = crc & 0xff;
+ }
+ function adler32(data, start, end) {
+ var a = 1;
+ var b = 0;
+ for (var i = start; i < end; ++i) {
+ a = (a + (data[i] & 0xff)) % 65521;
+ b = (b + a) % 65521;
+ }
+ return b << 16 | a;
+ }
+ function encode(imgData, kind, forceDataSchema) {
+ var width = imgData.width;
+ var height = imgData.height;
+ var bitDepth, colorType, lineSize;
+ var bytes = imgData.data;
+ switch (kind) {
+ case ImageKind.GRAYSCALE_1BPP:
+ colorType = 0;
+ bitDepth = 1;
+ lineSize = width + 7 >> 3;
+ break;
+ case ImageKind.RGB_24BPP:
+ colorType = 2;
+ bitDepth = 8;
+ lineSize = width * 3;
+ break;
+ case ImageKind.RGBA_32BPP:
+ colorType = 6;
+ bitDepth = 8;
+ lineSize = width * 4;
+ break;
+ default:
+ throw new Error('invalid format');
+ }
+ var literals = new Uint8Array((1 + lineSize) * height);
+ var offsetLiterals = 0,
+ offsetBytes = 0;
+ var y, i;
+ for (y = 0; y < height; ++y) {
+ literals[offsetLiterals++] = 0;
+ literals.set(bytes.subarray(offsetBytes, offsetBytes + lineSize), offsetLiterals);
+ offsetBytes += lineSize;
+ offsetLiterals += lineSize;
+ }
+ if (kind === ImageKind.GRAYSCALE_1BPP) {
+ offsetLiterals = 0;
+ for (y = 0; y < height; y++) {
+ offsetLiterals++;
+ for (i = 0; i < lineSize; i++) {
+ literals[offsetLiterals++] ^= 0xFF;
+ }
+ }
+ }
+ var ihdr = new Uint8Array([width >> 24 & 0xff, width >> 16 & 0xff, width >> 8 & 0xff, width & 0xff, height >> 24 & 0xff, height >> 16 & 0xff, height >> 8 & 0xff, height & 0xff, bitDepth, colorType, 0x00, 0x00, 0x00]);
+ var len = literals.length;
+ var maxBlockLength = 0xFFFF;
+ var deflateBlocks = Math.ceil(len / maxBlockLength);
+ var idat = new Uint8Array(2 + len + deflateBlocks * 5 + 4);
+ var pi = 0;
+ idat[pi++] = 0x78;
+ idat[pi++] = 0x9c;
+ var pos = 0;
+ while (len > maxBlockLength) {
+ idat[pi++] = 0x00;
+ idat[pi++] = 0xff;
+ idat[pi++] = 0xff;
+ idat[pi++] = 0x00;
+ idat[pi++] = 0x00;
+ idat.set(literals.subarray(pos, pos + maxBlockLength), pi);
+ pi += maxBlockLength;
+ pos += maxBlockLength;
+ len -= maxBlockLength;
+ }
+ idat[pi++] = 0x01;
+ idat[pi++] = len & 0xff;
+ idat[pi++] = len >> 8 & 0xff;
+ idat[pi++] = ~len & 0xffff & 0xff;
+ idat[pi++] = (~len & 0xffff) >> 8 & 0xff;
+ idat.set(literals.subarray(pos), pi);
+ pi += literals.length - pos;
+ var adler = adler32(literals, 0, literals.length);
+ idat[pi++] = adler >> 24 & 0xff;
+ idat[pi++] = adler >> 16 & 0xff;
+ idat[pi++] = adler >> 8 & 0xff;
+ idat[pi++] = adler & 0xff;
+ var pngLength = PNG_HEADER.length + CHUNK_WRAPPER_SIZE * 3 + ihdr.length + idat.length;
+ var data = new Uint8Array(pngLength);
+ var offset = 0;
+ data.set(PNG_HEADER, offset);
+ offset += PNG_HEADER.length;
+ writePngChunk('IHDR', ihdr, data, offset);
+ offset += CHUNK_WRAPPER_SIZE + ihdr.length;
+ writePngChunk('IDATA', idat, data, offset);
+ offset += CHUNK_WRAPPER_SIZE + idat.length;
+ writePngChunk('IEND', new Uint8Array(0), data, offset);
+ return createObjectURL(data, 'image/png', forceDataSchema);
+ }
+ return function convertImgDataToPng(imgData, forceDataSchema) {
+ var kind = imgData.kind === undefined ? ImageKind.GRAYSCALE_1BPP : imgData.kind;
+ return encode(imgData, kind, forceDataSchema);
+ };
+}();
+var SVGExtraState = function SVGExtraStateClosure() {
+ function SVGExtraState() {
+ this.fontSizeScale = 1;
+ this.fontWeight = SVG_DEFAULTS.fontWeight;
+ this.fontSize = 0;
+ this.textMatrix = IDENTITY_MATRIX;
+ this.fontMatrix = FONT_IDENTITY_MATRIX;
+ this.leading = 0;
+ this.x = 0;
+ this.y = 0;
+ this.lineX = 0;
+ this.lineY = 0;
+ this.charSpacing = 0;
+ this.wordSpacing = 0;
+ this.textHScale = 1;
+ this.textRise = 0;
+ this.fillColor = SVG_DEFAULTS.fillColor;
+ this.strokeColor = '#000000';
+ this.fillAlpha = 1;
+ this.strokeAlpha = 1;
+ this.lineWidth = 1;
+ this.lineJoin = '';
+ this.lineCap = '';
+ this.miterLimit = 0;
+ this.dashArray = [];
+ this.dashPhase = 0;
+ this.dependencies = [];
+ this.activeClipUrl = null;
+ this.clipGroup = null;
+ this.maskId = '';
+ }
+ SVGExtraState.prototype = {
+ clone: function SVGExtraState_clone() {
+ return Object.create(this);
+ },
+ setCurrentPoint: function SVGExtraState_setCurrentPoint(x, y) {
+ this.x = x;
+ this.y = y;
+ }
+ };
+ return SVGExtraState;
+}();
+var SVGGraphics = function SVGGraphicsClosure() {
+ function opListToTree(opList) {
+ var opTree = [];
+ var tmp = [];
+ var opListLen = opList.length;
+ for (var x = 0; x < opListLen; x++) {
+ if (opList[x].fn === 'save') {
+ opTree.push({
+ 'fnId': 92,
+ 'fn': 'group',
+ 'items': []
+ });
+ tmp.push(opTree);
+ opTree = opTree[opTree.length - 1].items;
+ continue;
+ }
+ if (opList[x].fn === 'restore') {
+ opTree = tmp.pop();
+ } else {
+ opTree.push(opList[x]);
+ }
+ }
+ return opTree;
+ }
+ function pf(value) {
+ if (value === (value | 0)) {
+ return value.toString();
+ }
+ var s = value.toFixed(10);
+ var i = s.length - 1;
+ if (s[i] !== '0') {
+ return s;
+ }
+ do {
+ i--;
+ } while (s[i] === '0');
+ return s.substr(0, s[i] === '.' ? i : i + 1);
+ }
+ function pm(m) {
+ if (m[4] === 0 && m[5] === 0) {
+ if (m[1] === 0 && m[2] === 0) {
+ if (m[0] === 1 && m[3] === 1) {
+ return '';
+ }
+ return 'scale(' + pf(m[0]) + ' ' + pf(m[3]) + ')';
+ }
+ if (m[0] === m[3] && m[1] === -m[2]) {
+ var a = Math.acos(m[0]) * 180 / Math.PI;
+ return 'rotate(' + pf(a) + ')';
+ }
+ } else {
+ if (m[0] === 1 && m[1] === 0 && m[2] === 0 && m[3] === 1) {
+ return 'translate(' + pf(m[4]) + ' ' + pf(m[5]) + ')';
+ }
+ }
+ return 'matrix(' + pf(m[0]) + ' ' + pf(m[1]) + ' ' + pf(m[2]) + ' ' + pf(m[3]) + ' ' + pf(m[4]) + ' ' + pf(m[5]) + ')';
+ }
+ function SVGGraphics(commonObjs, objs, forceDataSchema) {
+ this.current = new SVGExtraState();
+ this.transformMatrix = IDENTITY_MATRIX;
+ this.transformStack = [];
+ this.extraStack = [];
+ this.commonObjs = commonObjs;
+ this.objs = objs;
+ this.pendingEOFill = false;
+ this.embedFonts = false;
+ this.embeddedFonts = Object.create(null);
+ this.cssStyle = null;
+ this.forceDataSchema = !!forceDataSchema;
+ }
+ var NS = 'http://www.w3.org/2000/svg';
+ var XML_NS = 'http://www.w3.org/XML/1998/namespace';
+ var XLINK_NS = 'http://www.w3.org/1999/xlink';
+ var LINE_CAP_STYLES = ['butt', 'round', 'square'];
+ var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
+ var clipCount = 0;
+ var maskCount = 0;
+ SVGGraphics.prototype = {
+ save: function SVGGraphics_save() {
+ this.transformStack.push(this.transformMatrix);
+ var old = this.current;
+ this.extraStack.push(old);
+ this.current = old.clone();
+ },
+ restore: function SVGGraphics_restore() {
+ this.transformMatrix = this.transformStack.pop();
+ this.current = this.extraStack.pop();
+ this.tgrp = null;
+ },
+ group: function SVGGraphics_group(items) {
+ this.save();
+ this.executeOpTree(items);
+ this.restore();
+ },
+ loadDependencies: function SVGGraphics_loadDependencies(operatorList) {
+ var fnArray = operatorList.fnArray;
+ var fnArrayLen = fnArray.length;
+ var argsArray = operatorList.argsArray;
+ var self = this;
+ for (var i = 0; i < fnArrayLen; i++) {
+ if (OPS.dependency === fnArray[i]) {
+ var deps = argsArray[i];
+ for (var n = 0, nn = deps.length; n < nn; n++) {
+ var obj = deps[n];
+ var common = obj.substring(0, 2) === 'g_';
+ var promise;
+ if (common) {
+ promise = new Promise(function (resolve) {
+ self.commonObjs.get(obj, resolve);
+ });
+ } else {
+ promise = new Promise(function (resolve) {
+ self.objs.get(obj, resolve);
+ });
+ }
+ this.current.dependencies.push(promise);
+ }
+ }
+ }
+ return Promise.all(this.current.dependencies);
+ },
+ transform: function SVGGraphics_transform(a, b, c, d, e, f) {
+ var transformMatrix = [a, b, c, d, e, f];
+ this.transformMatrix = Util.transform(this.transformMatrix, transformMatrix);
+ this.tgrp = null;
+ },
+ getSVG: function SVGGraphics_getSVG(operatorList, viewport) {
+ this.viewport = viewport;
+ var svgElement = this._initialize(viewport);
+ return this.loadDependencies(operatorList).then(function () {
+ this.transformMatrix = IDENTITY_MATRIX;
+ var opTree = this.convertOpList(operatorList);
+ this.executeOpTree(opTree);
+ return svgElement;
+ }.bind(this));
+ },
+ convertOpList: function SVGGraphics_convertOpList(operatorList) {
+ var argsArray = operatorList.argsArray;
+ var fnArray = operatorList.fnArray;
+ var fnArrayLen = fnArray.length;
+ var REVOPS = [];
+ var opList = [];
+ for (var op in OPS) {
+ REVOPS[OPS[op]] = op;
+ }
+ for (var x = 0; x < fnArrayLen; x++) {
+ var fnId = fnArray[x];
+ opList.push({
+ 'fnId': fnId,
+ 'fn': REVOPS[fnId],
+ 'args': argsArray[x]
+ });
+ }
+ return opListToTree(opList);
+ },
+ executeOpTree: function SVGGraphics_executeOpTree(opTree) {
+ var opTreeLen = opTree.length;
+ for (var x = 0; x < opTreeLen; x++) {
+ var fn = opTree[x].fn;
+ var fnId = opTree[x].fnId;
+ var args = opTree[x].args;
+ switch (fnId | 0) {
+ case OPS.beginText:
+ this.beginText();
+ break;
+ case OPS.setLeading:
+ this.setLeading(args);
+ break;
+ case OPS.setLeadingMoveText:
+ this.setLeadingMoveText(args[0], args[1]);
+ break;
+ case OPS.setFont:
+ this.setFont(args);
+ break;
+ case OPS.showText:
+ this.showText(args[0]);
+ break;
+ case OPS.showSpacedText:
+ this.showText(args[0]);
+ break;
+ case OPS.endText:
+ this.endText();
+ break;
+ case OPS.moveText:
+ this.moveText(args[0], args[1]);
+ break;
+ case OPS.setCharSpacing:
+ this.setCharSpacing(args[0]);
+ break;
+ case OPS.setWordSpacing:
+ this.setWordSpacing(args[0]);
+ break;
+ case OPS.setHScale:
+ this.setHScale(args[0]);
+ break;
+ case OPS.setTextMatrix:
+ this.setTextMatrix(args[0], args[1], args[2], args[3], args[4], args[5]);
+ break;
+ case OPS.setLineWidth:
+ this.setLineWidth(args[0]);
+ break;
+ case OPS.setLineJoin:
+ this.setLineJoin(args[0]);
+ break;
+ case OPS.setLineCap:
+ this.setLineCap(args[0]);
+ break;
+ case OPS.setMiterLimit:
+ this.setMiterLimit(args[0]);
+ break;
+ case OPS.setFillRGBColor:
+ this.setFillRGBColor(args[0], args[1], args[2]);
+ break;
+ case OPS.setStrokeRGBColor:
+ this.setStrokeRGBColor(args[0], args[1], args[2]);
+ break;
+ case OPS.setDash:
+ this.setDash(args[0], args[1]);
+ break;
+ case OPS.setGState:
+ this.setGState(args[0]);
+ break;
+ case OPS.fill:
+ this.fill();
+ break;
+ case OPS.eoFill:
+ this.eoFill();
+ break;
+ case OPS.stroke:
+ this.stroke();
+ break;
+ case OPS.fillStroke:
+ this.fillStroke();
+ break;
+ case OPS.eoFillStroke:
+ this.eoFillStroke();
+ break;
+ case OPS.clip:
+ this.clip('nonzero');
+ break;
+ case OPS.eoClip:
+ this.clip('evenodd');
+ break;
+ case OPS.paintSolidColorImageMask:
+ this.paintSolidColorImageMask();
+ break;
+ case OPS.paintJpegXObject:
+ this.paintJpegXObject(args[0], args[1], args[2]);
+ break;
+ case OPS.paintImageXObject:
+ this.paintImageXObject(args[0]);
+ break;
+ case OPS.paintInlineImageXObject:
+ this.paintInlineImageXObject(args[0]);
+ break;
+ case OPS.paintImageMaskXObject:
+ this.paintImageMaskXObject(args[0]);
+ break;
+ case OPS.paintFormXObjectBegin:
+ this.paintFormXObjectBegin(args[0], args[1]);
+ break;
+ case OPS.paintFormXObjectEnd:
+ this.paintFormXObjectEnd();
+ break;
+ case OPS.closePath:
+ this.closePath();
+ break;
+ case OPS.closeStroke:
+ this.closeStroke();
+ break;
+ case OPS.closeFillStroke:
+ this.closeFillStroke();
+ break;
+ case OPS.nextLine:
+ this.nextLine();
+ break;
+ case OPS.transform:
+ this.transform(args[0], args[1], args[2], args[3], args[4], args[5]);
+ break;
+ case OPS.constructPath:
+ this.constructPath(args[0], args[1]);
+ break;
+ case OPS.endPath:
+ this.endPath();
+ break;
+ case 92:
+ this.group(opTree[x].items);
+ break;
+ default:
+ warn('Unimplemented operator ' + fn);
+ break;
+ }
+ }
+ },
+ setWordSpacing: function SVGGraphics_setWordSpacing(wordSpacing) {
+ this.current.wordSpacing = wordSpacing;
+ },
+ setCharSpacing: function SVGGraphics_setCharSpacing(charSpacing) {
+ this.current.charSpacing = charSpacing;
+ },
+ nextLine: function SVGGraphics_nextLine() {
+ this.moveText(0, this.current.leading);
+ },
+ setTextMatrix: function SVGGraphics_setTextMatrix(a, b, c, d, e, f) {
+ var current = this.current;
+ this.current.textMatrix = this.current.lineMatrix = [a, b, c, d, e, f];
+ this.current.x = this.current.lineX = 0;
+ this.current.y = this.current.lineY = 0;
+ current.xcoords = [];
+ current.tspan = document.createElementNS(NS, 'svg:tspan');
+ current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
+ current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px');
+ current.tspan.setAttributeNS(null, 'y', pf(-current.y));
+ current.txtElement = document.createElementNS(NS, 'svg:text');
+ current.txtElement.appendChild(current.tspan);
+ },
+ beginText: function SVGGraphics_beginText() {
+ this.current.x = this.current.lineX = 0;
+ this.current.y = this.current.lineY = 0;
+ this.current.textMatrix = IDENTITY_MATRIX;
+ this.current.lineMatrix = IDENTITY_MATRIX;
+ this.current.tspan = document.createElementNS(NS, 'svg:tspan');
+ this.current.txtElement = document.createElementNS(NS, 'svg:text');
+ this.current.txtgrp = document.createElementNS(NS, 'svg:g');
+ this.current.xcoords = [];
+ },
+ moveText: function SVGGraphics_moveText(x, y) {
+ var current = this.current;
+ this.current.x = this.current.lineX += x;
+ this.current.y = this.current.lineY += y;
+ current.xcoords = [];
+ current.tspan = document.createElementNS(NS, 'svg:tspan');
+ current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
+ current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px');
+ current.tspan.setAttributeNS(null, 'y', pf(-current.y));
+ },
+ showText: function SVGGraphics_showText(glyphs) {
+ var current = this.current;
+ var font = current.font;
+ var fontSize = current.fontSize;
+ if (fontSize === 0) {
+ return;
+ }
+ var charSpacing = current.charSpacing;
+ var wordSpacing = current.wordSpacing;
+ var fontDirection = current.fontDirection;
+ var textHScale = current.textHScale * fontDirection;
+ var glyphsLength = glyphs.length;
+ var vertical = font.vertical;
+ var widthAdvanceScale = fontSize * current.fontMatrix[0];
+ var x = 0,
+ i;
+ for (i = 0; i < glyphsLength; ++i) {
+ var glyph = glyphs[i];
+ if (glyph === null) {
+ x += fontDirection * wordSpacing;
+ continue;
+ } else if (isNum(glyph)) {
+ x += -glyph * fontSize * 0.001;
+ continue;
+ }
+ current.xcoords.push(current.x + x * textHScale);
+ var width = glyph.width;
+ var character = glyph.fontChar;
+ var charWidth = width * widthAdvanceScale + charSpacing * fontDirection;
+ x += charWidth;
+ current.tspan.textContent += character;
+ }
+ if (vertical) {
+ current.y -= x * textHScale;
+ } else {
+ current.x += x * textHScale;
+ }
+ current.tspan.setAttributeNS(null, 'x', current.xcoords.map(pf).join(' '));
+ current.tspan.setAttributeNS(null, 'y', pf(-current.y));
+ current.tspan.setAttributeNS(null, 'font-family', current.fontFamily);
+ current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px');
+ if (current.fontStyle !== SVG_DEFAULTS.fontStyle) {
+ current.tspan.setAttributeNS(null, 'font-style', current.fontStyle);
+ }
+ if (current.fontWeight !== SVG_DEFAULTS.fontWeight) {
+ current.tspan.setAttributeNS(null, 'font-weight', current.fontWeight);
+ }
+ if (current.fillColor !== SVG_DEFAULTS.fillColor) {
+ current.tspan.setAttributeNS(null, 'fill', current.fillColor);
+ }
+ current.txtElement.setAttributeNS(null, 'transform', pm(current.textMatrix) + ' scale(1, -1)');
+ current.txtElement.setAttributeNS(XML_NS, 'xml:space', 'preserve');
+ current.txtElement.appendChild(current.tspan);
+ current.txtgrp.appendChild(current.txtElement);
+ this._ensureTransformGroup().appendChild(current.txtElement);
+ },
+ setLeadingMoveText: function SVGGraphics_setLeadingMoveText(x, y) {
+ this.setLeading(-y);
+ this.moveText(x, y);
+ },
+ addFontStyle: function SVGGraphics_addFontStyle(fontObj) {
+ if (!this.cssStyle) {
+ this.cssStyle = document.createElementNS(NS, 'svg:style');
+ this.cssStyle.setAttributeNS(null, 'type', 'text/css');
+ this.defs.appendChild(this.cssStyle);
+ }
+ var url = createObjectURL(fontObj.data, fontObj.mimetype, this.forceDataSchema);
+ this.cssStyle.textContent += '@font-face { font-family: "' + fontObj.loadedName + '";' + ' src: url(' + url + '); }\n';
+ },
+ setFont: function SVGGraphics_setFont(details) {
+ var current = this.current;
+ var fontObj = this.commonObjs.get(details[0]);
+ var size = details[1];
+ this.current.font = fontObj;
+ if (this.embedFonts && fontObj.data && !this.embeddedFonts[fontObj.loadedName]) {
+ this.addFontStyle(fontObj);
+ this.embeddedFonts[fontObj.loadedName] = fontObj;
+ }
+ current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : FONT_IDENTITY_MATRIX;
+ var bold = fontObj.black ? fontObj.bold ? 'bolder' : 'bold' : fontObj.bold ? 'bold' : 'normal';
+ var italic = fontObj.italic ? 'italic' : 'normal';
+ if (size < 0) {
+ size = -size;
+ current.fontDirection = -1;
+ } else {
+ current.fontDirection = 1;
+ }
+ current.fontSize = size;
+ current.fontFamily = fontObj.loadedName;
+ current.fontWeight = bold;
+ current.fontStyle = italic;
+ current.tspan = document.createElementNS(NS, 'svg:tspan');
+ current.tspan.setAttributeNS(null, 'y', pf(-current.y));
+ current.xcoords = [];
+ },
+ endText: function SVGGraphics_endText() {},
+ setLineWidth: function SVGGraphics_setLineWidth(width) {
+ this.current.lineWidth = width;
+ },
+ setLineCap: function SVGGraphics_setLineCap(style) {
+ this.current.lineCap = LINE_CAP_STYLES[style];
+ },
+ setLineJoin: function SVGGraphics_setLineJoin(style) {
+ this.current.lineJoin = LINE_JOIN_STYLES[style];
+ },
+ setMiterLimit: function SVGGraphics_setMiterLimit(limit) {
+ this.current.miterLimit = limit;
+ },
+ setStrokeRGBColor: function SVGGraphics_setStrokeRGBColor(r, g, b) {
+ var color = Util.makeCssRgb(r, g, b);
+ this.current.strokeColor = color;
+ },
+ setFillRGBColor: function SVGGraphics_setFillRGBColor(r, g, b) {
+ var color = Util.makeCssRgb(r, g, b);
+ this.current.fillColor = color;
+ this.current.tspan = document.createElementNS(NS, 'svg:tspan');
+ this.current.xcoords = [];
+ },
+ setDash: function SVGGraphics_setDash(dashArray, dashPhase) {
+ this.current.dashArray = dashArray;
+ this.current.dashPhase = dashPhase;
+ },
+ constructPath: function SVGGraphics_constructPath(ops, args) {
+ var current = this.current;
+ var x = current.x,
+ y = current.y;
+ current.path = document.createElementNS(NS, 'svg:path');
+ var d = [];
+ var opLength = ops.length;
+ for (var i = 0, j = 0; i < opLength; i++) {
+ switch (ops[i] | 0) {
+ case OPS.rectangle:
+ x = args[j++];
+ y = args[j++];
+ var width = args[j++];
+ var height = args[j++];
+ var xw = x + width;
+ var yh = y + height;
+ d.push('M', pf(x), pf(y), 'L', pf(xw), pf(y), 'L', pf(xw), pf(yh), 'L', pf(x), pf(yh), 'Z');
+ break;
+ case OPS.moveTo:
+ x = args[j++];
+ y = args[j++];
+ d.push('M', pf(x), pf(y));
+ break;
+ case OPS.lineTo:
+ x = args[j++];
+ y = args[j++];
+ d.push('L', pf(x), pf(y));
+ break;
+ case OPS.curveTo:
+ x = args[j + 4];
+ y = args[j + 5];
+ d.push('C', pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]), pf(x), pf(y));
+ j += 6;
+ break;
+ case OPS.curveTo2:
+ x = args[j + 2];
+ y = args[j + 3];
+ d.push('C', pf(x), pf(y), pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]));
+ j += 4;
+ break;
+ case OPS.curveTo3:
+ x = args[j + 2];
+ y = args[j + 3];
+ d.push('C', pf(args[j]), pf(args[j + 1]), pf(x), pf(y), pf(x), pf(y));
+ j += 4;
+ break;
+ case OPS.closePath:
+ d.push('Z');
+ break;
+ }
+ }
+ current.path.setAttributeNS(null, 'd', d.join(' '));
+ current.path.setAttributeNS(null, 'stroke-miterlimit', pf(current.miterLimit));
+ current.path.setAttributeNS(null, 'stroke-linecap', current.lineCap);
+ current.path.setAttributeNS(null, 'stroke-linejoin', current.lineJoin);
+ current.path.setAttributeNS(null, 'stroke-width', pf(current.lineWidth) + 'px');
+ current.path.setAttributeNS(null, 'stroke-dasharray', current.dashArray.map(pf).join(' '));
+ current.path.setAttributeNS(null, 'stroke-dashoffset', pf(current.dashPhase) + 'px');
+ current.path.setAttributeNS(null, 'fill', 'none');
+ this._ensureTransformGroup().appendChild(current.path);
+ current.element = current.path;
+ current.setCurrentPoint(x, y);
+ },
+ endPath: function SVGGraphics_endPath() {},
+ clip: function SVGGraphics_clip(type) {
+ var current = this.current;
+ var clipId = 'clippath' + clipCount;
+ clipCount++;
+ var clipPath = document.createElementNS(NS, 'svg:clipPath');
+ clipPath.setAttributeNS(null, 'id', clipId);
+ clipPath.setAttributeNS(null, 'transform', pm(this.transformMatrix));
+ var clipElement = current.element.cloneNode();
+ if (type === 'evenodd') {
+ clipElement.setAttributeNS(null, 'clip-rule', 'evenodd');
+ } else {
+ clipElement.setAttributeNS(null, 'clip-rule', 'nonzero');
+ }
+ clipPath.appendChild(clipElement);
+ this.defs.appendChild(clipPath);
+ if (current.activeClipUrl) {
+ current.clipGroup = null;
+ this.extraStack.forEach(function (prev) {
+ prev.clipGroup = null;
+ });
+ }
+ current.activeClipUrl = 'url(#' + clipId + ')';
+ this.tgrp = null;
+ },
+ closePath: function SVGGraphics_closePath() {
+ var current = this.current;
+ var d = current.path.getAttributeNS(null, 'd');
+ d += 'Z';
+ current.path.setAttributeNS(null, 'd', d);
+ },
+ setLeading: function SVGGraphics_setLeading(leading) {
+ this.current.leading = -leading;
+ },
+ setTextRise: function SVGGraphics_setTextRise(textRise) {
+ this.current.textRise = textRise;
+ },
+ setHScale: function SVGGraphics_setHScale(scale) {
+ this.current.textHScale = scale / 100;
+ },
+ setGState: function SVGGraphics_setGState(states) {
+ for (var i = 0, ii = states.length; i < ii; i++) {
+ var state = states[i];
+ var key = state[0];
+ var value = state[1];
+ switch (key) {
+ case 'LW':
+ this.setLineWidth(value);
+ break;
+ case 'LC':
+ this.setLineCap(value);
+ break;
+ case 'LJ':
+ this.setLineJoin(value);
+ break;
+ case 'ML':
+ this.setMiterLimit(value);
+ break;
+ case 'D':
+ this.setDash(value[0], value[1]);
+ break;
+ case 'Font':
+ this.setFont(value);
+ break;
+ default:
+ warn('Unimplemented graphic state ' + key);
+ break;
+ }
+ }
+ },
+ fill: function SVGGraphics_fill() {
+ var current = this.current;
+ current.element.setAttributeNS(null, 'fill', current.fillColor);
+ },
+ stroke: function SVGGraphics_stroke() {
+ var current = this.current;
+ current.element.setAttributeNS(null, 'stroke', current.strokeColor);
+ current.element.setAttributeNS(null, 'fill', 'none');
+ },
+ eoFill: function SVGGraphics_eoFill() {
+ var current = this.current;
+ current.element.setAttributeNS(null, 'fill', current.fillColor);
+ current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
+ },
+ fillStroke: function SVGGraphics_fillStroke() {
+ this.stroke();
+ this.fill();
+ },
+ eoFillStroke: function SVGGraphics_eoFillStroke() {
+ this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd');
+ this.fillStroke();
+ },
+ closeStroke: function SVGGraphics_closeStroke() {
+ this.closePath();
+ this.stroke();
+ },
+ closeFillStroke: function SVGGraphics_closeFillStroke() {
+ this.closePath();
+ this.fillStroke();
+ },
+ paintSolidColorImageMask: function SVGGraphics_paintSolidColorImageMask() {
+ var current = this.current;
+ var rect = document.createElementNS(NS, 'svg:rect');
+ rect.setAttributeNS(null, 'x', '0');
+ rect.setAttributeNS(null, 'y', '0');
+ rect.setAttributeNS(null, 'width', '1px');
+ rect.setAttributeNS(null, 'height', '1px');
+ rect.setAttributeNS(null, 'fill', current.fillColor);
+ this._ensureTransformGroup().appendChild(rect);
+ },
+ paintJpegXObject: function SVGGraphics_paintJpegXObject(objId, w, h) {
+ var imgObj = this.objs.get(objId);
+ var imgEl = document.createElementNS(NS, 'svg:image');
+ imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgObj.src);
+ imgEl.setAttributeNS(null, 'width', imgObj.width + 'px');
+ imgEl.setAttributeNS(null, 'height', imgObj.height + 'px');
+ imgEl.setAttributeNS(null, 'x', '0');
+ imgEl.setAttributeNS(null, 'y', pf(-h));
+ imgEl.setAttributeNS(null, 'transform', 'scale(' + pf(1 / w) + ' ' + pf(-1 / h) + ')');
+ this._ensureTransformGroup().appendChild(imgEl);
+ },
+ paintImageXObject: function SVGGraphics_paintImageXObject(objId) {
+ var imgData = this.objs.get(objId);
+ if (!imgData) {
+ warn('Dependent image isn\'t ready yet');
+ return;
+ }
+ this.paintInlineImageXObject(imgData);
+ },
+ paintInlineImageXObject: function SVGGraphics_paintInlineImageXObject(imgData, mask) {
+ var width = imgData.width;
+ var height = imgData.height;
+ var imgSrc = convertImgDataToPng(imgData, this.forceDataSchema);
+ var cliprect = document.createElementNS(NS, 'svg:rect');
+ cliprect.setAttributeNS(null, 'x', '0');
+ cliprect.setAttributeNS(null, 'y', '0');
+ cliprect.setAttributeNS(null, 'width', pf(width));
+ cliprect.setAttributeNS(null, 'height', pf(height));
+ this.current.element = cliprect;
+ this.clip('nonzero');
+ var imgEl = document.createElementNS(NS, 'svg:image');
+ imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgSrc);
+ imgEl.setAttributeNS(null, 'x', '0');
+ imgEl.setAttributeNS(null, 'y', pf(-height));
+ imgEl.setAttributeNS(null, 'width', pf(width) + 'px');
+ imgEl.setAttributeNS(null, 'height', pf(height) + 'px');
+ imgEl.setAttributeNS(null, 'transform', 'scale(' + pf(1 / width) + ' ' + pf(-1 / height) + ')');
+ if (mask) {
+ mask.appendChild(imgEl);
+ } else {
+ this._ensureTransformGroup().appendChild(imgEl);
+ }
+ },
+ paintImageMaskXObject: function SVGGraphics_paintImageMaskXObject(imgData) {
+ var current = this.current;
+ var width = imgData.width;
+ var height = imgData.height;
+ var fillColor = current.fillColor;
+ current.maskId = 'mask' + maskCount++;
+ var mask = document.createElementNS(NS, 'svg:mask');
+ mask.setAttributeNS(null, 'id', current.maskId);
+ var rect = document.createElementNS(NS, 'svg:rect');
+ rect.setAttributeNS(null, 'x', '0');
+ rect.setAttributeNS(null, 'y', '0');
+ rect.setAttributeNS(null, 'width', pf(width));
+ rect.setAttributeNS(null, 'height', pf(height));
+ rect.setAttributeNS(null, 'fill', fillColor);
+ rect.setAttributeNS(null, 'mask', 'url(#' + current.maskId + ')');
+ this.defs.appendChild(mask);
+ this._ensureTransformGroup().appendChild(rect);
+ this.paintInlineImageXObject(imgData, mask);
+ },
+ paintFormXObjectBegin: function SVGGraphics_paintFormXObjectBegin(matrix, bbox) {
+ if (isArray(matrix) && matrix.length === 6) {
+ this.transform(matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]);
+ }
+ if (isArray(bbox) && bbox.length === 4) {
+ var width = bbox[2] - bbox[0];
+ var height = bbox[3] - bbox[1];
+ var cliprect = document.createElementNS(NS, 'svg:rect');
+ cliprect.setAttributeNS(null, 'x', bbox[0]);
+ cliprect.setAttributeNS(null, 'y', bbox[1]);
+ cliprect.setAttributeNS(null, 'width', pf(width));
+ cliprect.setAttributeNS(null, 'height', pf(height));
+ this.current.element = cliprect;
+ this.clip('nonzero');
+ this.endPath();
+ }
+ },
+ paintFormXObjectEnd: function SVGGraphics_paintFormXObjectEnd() {},
+ _initialize: function SVGGraphics_initialize(viewport) {
+ var svg = document.createElementNS(NS, 'svg:svg');
+ svg.setAttributeNS(null, 'version', '1.1');
+ svg.setAttributeNS(null, 'width', viewport.width + 'px');
+ svg.setAttributeNS(null, 'height', viewport.height + 'px');
+ svg.setAttributeNS(null, 'preserveAspectRatio', 'none');
+ svg.setAttributeNS(null, 'viewBox', '0 0 ' + viewport.width + ' ' + viewport.height);
+ var definitions = document.createElementNS(NS, 'svg:defs');
+ svg.appendChild(definitions);
+ this.defs = definitions;
+ var rootGroup = document.createElementNS(NS, 'svg:g');
+ rootGroup.setAttributeNS(null, 'transform', pm(viewport.transform));
+ svg.appendChild(rootGroup);
+ this.svg = rootGroup;
+ return svg;
+ },
+ _ensureClipGroup: function SVGGraphics_ensureClipGroup() {
+ if (!this.current.clipGroup) {
+ var clipGroup = document.createElementNS(NS, 'svg:g');
+ clipGroup.setAttributeNS(null, 'clip-path', this.current.activeClipUrl);
+ this.svg.appendChild(clipGroup);
+ this.current.clipGroup = clipGroup;
+ }
+ return this.current.clipGroup;
+ },
+ _ensureTransformGroup: function SVGGraphics_ensureTransformGroup() {
+ if (!this.tgrp) {
+ this.tgrp = document.createElementNS(NS, 'svg:g');
+ this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix));
+ if (this.current.activeClipUrl) {
+ this._ensureClipGroup().appendChild(this.tgrp);
+ } else {
+ this.svg.appendChild(this.tgrp);
+ }
+ }
+ return this.tgrp;
+ }
+ };
+ return SVGGraphics;
+}();
+exports.SVGGraphics = SVGGraphics;
+
+/***/ }),
+/* 5 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var displayDOMUtils = __w_pdfjs_require__(1);
+var Util = sharedUtil.Util;
+var createPromiseCapability = sharedUtil.createPromiseCapability;
+var CustomStyle = displayDOMUtils.CustomStyle;
+var getDefaultSetting = displayDOMUtils.getDefaultSetting;
+var renderTextLayer = function renderTextLayerClosure() {
+ var MAX_TEXT_DIVS_TO_RENDER = 100000;
+ var NonWhitespaceRegexp = /\S/;
+ function isAllWhitespace(str) {
+ return !NonWhitespaceRegexp.test(str);
+ }
+ var styleBuf = ['left: ', 0, 'px; top: ', 0, 'px; font-size: ', 0, 'px; font-family: ', '', ';'];
+ function appendText(task, geom, styles) {
+ var textDiv = document.createElement('div');
+ var textDivProperties = {
+ style: null,
+ angle: 0,
+ canvasWidth: 0,
+ isWhitespace: false,
+ originalTransform: null,
+ paddingBottom: 0,
+ paddingLeft: 0,
+ paddingRight: 0,
+ paddingTop: 0,
+ scale: 1
+ };
+ task._textDivs.push(textDiv);
+ if (isAllWhitespace(geom.str)) {
+ textDivProperties.isWhitespace = true;
+ task._textDivProperties.set(textDiv, textDivProperties);
+ return;
+ }
+ var tx = Util.transform(task._viewport.transform, geom.transform);
+ var angle = Math.atan2(tx[1], tx[0]);
+ var style = styles[geom.fontName];
+ if (style.vertical) {
+ angle += Math.PI / 2;
+ }
+ var fontHeight = Math.sqrt(tx[2] * tx[2] + tx[3] * tx[3]);
+ var fontAscent = fontHeight;
+ if (style.ascent) {
+ fontAscent = style.ascent * fontAscent;
+ } else if (style.descent) {
+ fontAscent = (1 + style.descent) * fontAscent;
+ }
+ var left;
+ var top;
+ if (angle === 0) {
+ left = tx[4];
+ top = tx[5] - fontAscent;
+ } else {
+ left = tx[4] + fontAscent * Math.sin(angle);
+ top = tx[5] - fontAscent * Math.cos(angle);
+ }
+ styleBuf[1] = left;
+ styleBuf[3] = top;
+ styleBuf[5] = fontHeight;
+ styleBuf[7] = style.fontFamily;
+ textDivProperties.style = styleBuf.join('');
+ textDiv.setAttribute('style', textDivProperties.style);
+ textDiv.textContent = geom.str;
+ if (getDefaultSetting('pdfBug')) {
+ textDiv.dataset.fontName = geom.fontName;
+ }
+ if (angle !== 0) {
+ textDivProperties.angle = angle * (180 / Math.PI);
+ }
+ if (geom.str.length > 1) {
+ if (style.vertical) {
+ textDivProperties.canvasWidth = geom.height * task._viewport.scale;
+ } else {
+ textDivProperties.canvasWidth = geom.width * task._viewport.scale;
+ }
+ }
+ task._textDivProperties.set(textDiv, textDivProperties);
+ if (task._enhanceTextSelection) {
+ var angleCos = 1,
+ angleSin = 0;
+ if (angle !== 0) {
+ angleCos = Math.cos(angle);
+ angleSin = Math.sin(angle);
+ }
+ var divWidth = (style.vertical ? geom.height : geom.width) * task._viewport.scale;
+ var divHeight = fontHeight;
+ var m, b;
+ if (angle !== 0) {
+ m = [angleCos, angleSin, -angleSin, angleCos, left, top];
+ b = Util.getAxialAlignedBoundingBox([0, 0, divWidth, divHeight], m);
+ } else {
+ b = [left, top, left + divWidth, top + divHeight];
+ }
+ task._bounds.push({
+ left: b[0],
+ top: b[1],
+ right: b[2],
+ bottom: b[3],
+ div: textDiv,
+ size: [divWidth, divHeight],
+ m: m
+ });
+ }
+ }
+ function render(task) {
+ if (task._canceled) {
+ return;
+ }
+ var textLayerFrag = task._container;
+ var textDivs = task._textDivs;
+ var capability = task._capability;
+ var textDivsLength = textDivs.length;
+ if (textDivsLength > MAX_TEXT_DIVS_TO_RENDER) {
+ task._renderingDone = true;
+ capability.resolve();
+ return;
+ }
+ var canvas = document.createElement('canvas');
+ canvas.mozOpaque = true;
+ var ctx = canvas.getContext('2d', { alpha: false });
+ var lastFontSize;
+ var lastFontFamily;
+ for (var i = 0; i < textDivsLength; i++) {
+ var textDiv = textDivs[i];
+ var textDivProperties = task._textDivProperties.get(textDiv);
+ if (textDivProperties.isWhitespace) {
+ continue;
+ }
+ var fontSize = textDiv.style.fontSize;
+ var fontFamily = textDiv.style.fontFamily;
+ if (fontSize !== lastFontSize || fontFamily !== lastFontFamily) {
+ ctx.font = fontSize + ' ' + fontFamily;
+ lastFontSize = fontSize;
+ lastFontFamily = fontFamily;
+ }
+ var width = ctx.measureText(textDiv.textContent).width;
+ textLayerFrag.appendChild(textDiv);
+ var transform = '';
+ if (textDivProperties.canvasWidth !== 0 && width > 0) {
+ textDivProperties.scale = textDivProperties.canvasWidth / width;
+ transform = 'scaleX(' + textDivProperties.scale + ')';
+ }
+ if (textDivProperties.angle !== 0) {
+ transform = 'rotate(' + textDivProperties.angle + 'deg) ' + transform;
+ }
+ if (transform !== '') {
+ textDivProperties.originalTransform = transform;
+ CustomStyle.setProp('transform', textDiv, transform);
+ }
+ task._textDivProperties.set(textDiv, textDivProperties);
+ }
+ task._renderingDone = true;
+ capability.resolve();
+ }
+ function expand(task) {
+ var bounds = task._bounds;
+ var viewport = task._viewport;
+ var expanded = expandBounds(viewport.width, viewport.height, bounds);
+ for (var i = 0; i < expanded.length; i++) {
+ var div = bounds[i].div;
+ var divProperties = task._textDivProperties.get(div);
+ if (divProperties.angle === 0) {
+ divProperties.paddingLeft = bounds[i].left - expanded[i].left;
+ divProperties.paddingTop = bounds[i].top - expanded[i].top;
+ divProperties.paddingRight = expanded[i].right - bounds[i].right;
+ divProperties.paddingBottom = expanded[i].bottom - bounds[i].bottom;
+ task._textDivProperties.set(div, divProperties);
+ continue;
+ }
+ var e = expanded[i],
+ b = bounds[i];
+ var m = b.m,
+ c = m[0],
+ s = m[1];
+ var points = [[0, 0], [0, b.size[1]], [b.size[0], 0], b.size];
+ var ts = new Float64Array(64);
+ points.forEach(function (p, i) {
+ var t = Util.applyTransform(p, m);
+ ts[i + 0] = c && (e.left - t[0]) / c;
+ ts[i + 4] = s && (e.top - t[1]) / s;
+ ts[i + 8] = c && (e.right - t[0]) / c;
+ ts[i + 12] = s && (e.bottom - t[1]) / s;
+ ts[i + 16] = s && (e.left - t[0]) / -s;
+ ts[i + 20] = c && (e.top - t[1]) / c;
+ ts[i + 24] = s && (e.right - t[0]) / -s;
+ ts[i + 28] = c && (e.bottom - t[1]) / c;
+ ts[i + 32] = c && (e.left - t[0]) / -c;
+ ts[i + 36] = s && (e.top - t[1]) / -s;
+ ts[i + 40] = c && (e.right - t[0]) / -c;
+ ts[i + 44] = s && (e.bottom - t[1]) / -s;
+ ts[i + 48] = s && (e.left - t[0]) / s;
+ ts[i + 52] = c && (e.top - t[1]) / -c;
+ ts[i + 56] = s && (e.right - t[0]) / s;
+ ts[i + 60] = c && (e.bottom - t[1]) / -c;
+ });
+ var findPositiveMin = function (ts, offset, count) {
+ var result = 0;
+ for (var i = 0; i < count; i++) {
+ var t = ts[offset++];
+ if (t > 0) {
+ result = result ? Math.min(t, result) : t;
+ }
+ }
+ return result;
+ };
+ var boxScale = 1 + Math.min(Math.abs(c), Math.abs(s));
+ divProperties.paddingLeft = findPositiveMin(ts, 32, 16) / boxScale;
+ divProperties.paddingTop = findPositiveMin(ts, 48, 16) / boxScale;
+ divProperties.paddingRight = findPositiveMin(ts, 0, 16) / boxScale;
+ divProperties.paddingBottom = findPositiveMin(ts, 16, 16) / boxScale;
+ task._textDivProperties.set(div, divProperties);
+ }
+ }
+ function expandBounds(width, height, boxes) {
+ var bounds = boxes.map(function (box, i) {
+ return {
+ x1: box.left,
+ y1: box.top,
+ x2: box.right,
+ y2: box.bottom,
+ index: i,
+ x1New: undefined,
+ x2New: undefined
+ };
+ });
+ expandBoundsLTR(width, bounds);
+ var expanded = new Array(boxes.length);
+ bounds.forEach(function (b) {
+ var i = b.index;
+ expanded[i] = {
+ left: b.x1New,
+ top: 0,
+ right: b.x2New,
+ bottom: 0
+ };
+ });
+ boxes.map(function (box, i) {
+ var e = expanded[i],
+ b = bounds[i];
+ b.x1 = box.top;
+ b.y1 = width - e.right;
+ b.x2 = box.bottom;
+ b.y2 = width - e.left;
+ b.index = i;
+ b.x1New = undefined;
+ b.x2New = undefined;
+ });
+ expandBoundsLTR(height, bounds);
+ bounds.forEach(function (b) {
+ var i = b.index;
+ expanded[i].top = b.x1New;
+ expanded[i].bottom = b.x2New;
+ });
+ return expanded;
+ }
+ function expandBoundsLTR(width, bounds) {
+ bounds.sort(function (a, b) {
+ return a.x1 - b.x1 || a.index - b.index;
+ });
+ var fakeBoundary = {
+ x1: -Infinity,
+ y1: -Infinity,
+ x2: 0,
+ y2: Infinity,
+ index: -1,
+ x1New: 0,
+ x2New: 0
+ };
+ var horizon = [{
+ start: -Infinity,
+ end: Infinity,
+ boundary: fakeBoundary
+ }];
+ bounds.forEach(function (boundary) {
+ var i = 0;
+ while (i < horizon.length && horizon[i].end <= boundary.y1) {
+ i++;
+ }
+ var j = horizon.length - 1;
+ while (j >= 0 && horizon[j].start >= boundary.y2) {
+ j--;
+ }
+ var horizonPart, affectedBoundary;
+ var q,
+ k,
+ maxXNew = -Infinity;
+ for (q = i; q <= j; q++) {
+ horizonPart = horizon[q];
+ affectedBoundary = horizonPart.boundary;
+ var xNew;
+ if (affectedBoundary.x2 > boundary.x1) {
+ xNew = affectedBoundary.index > boundary.index ? affectedBoundary.x1New : boundary.x1;
+ } else if (affectedBoundary.x2New === undefined) {
+ xNew = (affectedBoundary.x2 + boundary.x1) / 2;
+ } else {
+ xNew = affectedBoundary.x2New;
+ }
+ if (xNew > maxXNew) {
+ maxXNew = xNew;
+ }
+ }
+ boundary.x1New = maxXNew;
+ for (q = i; q <= j; q++) {
+ horizonPart = horizon[q];
+ affectedBoundary = horizonPart.boundary;
+ if (affectedBoundary.x2New === undefined) {
+ if (affectedBoundary.x2 > boundary.x1) {
+ if (affectedBoundary.index > boundary.index) {
+ affectedBoundary.x2New = affectedBoundary.x2;
+ }
+ } else {
+ affectedBoundary.x2New = maxXNew;
+ }
+ } else if (affectedBoundary.x2New > maxXNew) {
+ affectedBoundary.x2New = Math.max(maxXNew, affectedBoundary.x2);
+ }
+ }
+ var changedHorizon = [],
+ lastBoundary = null;
+ for (q = i; q <= j; q++) {
+ horizonPart = horizon[q];
+ affectedBoundary = horizonPart.boundary;
+ var useBoundary = affectedBoundary.x2 > boundary.x2 ? affectedBoundary : boundary;
+ if (lastBoundary === useBoundary) {
+ changedHorizon[changedHorizon.length - 1].end = horizonPart.end;
+ } else {
+ changedHorizon.push({
+ start: horizonPart.start,
+ end: horizonPart.end,
+ boundary: useBoundary
+ });
+ lastBoundary = useBoundary;
+ }
+ }
+ if (horizon[i].start < boundary.y1) {
+ changedHorizon[0].start = boundary.y1;
+ changedHorizon.unshift({
+ start: horizon[i].start,
+ end: boundary.y1,
+ boundary: horizon[i].boundary
+ });
+ }
+ if (boundary.y2 < horizon[j].end) {
+ changedHorizon[changedHorizon.length - 1].end = boundary.y2;
+ changedHorizon.push({
+ start: boundary.y2,
+ end: horizon[j].end,
+ boundary: horizon[j].boundary
+ });
+ }
+ for (q = i; q <= j; q++) {
+ horizonPart = horizon[q];
+ affectedBoundary = horizonPart.boundary;
+ if (affectedBoundary.x2New !== undefined) {
+ continue;
+ }
+ var used = false;
+ for (k = i - 1; !used && k >= 0 && horizon[k].start >= affectedBoundary.y1; k--) {
+ used = horizon[k].boundary === affectedBoundary;
+ }
+ for (k = j + 1; !used && k < horizon.length && horizon[k].end <= affectedBoundary.y2; k++) {
+ used = horizon[k].boundary === affectedBoundary;
+ }
+ for (k = 0; !used && k < changedHorizon.length; k++) {
+ used = changedHorizon[k].boundary === affectedBoundary;
+ }
+ if (!used) {
+ affectedBoundary.x2New = maxXNew;
+ }
+ }
+ Array.prototype.splice.apply(horizon, [i, j - i + 1].concat(changedHorizon));
+ });
+ horizon.forEach(function (horizonPart) {
+ var affectedBoundary = horizonPart.boundary;
+ if (affectedBoundary.x2New === undefined) {
+ affectedBoundary.x2New = Math.max(width, affectedBoundary.x2);
+ }
+ });
+ }
+ function TextLayerRenderTask(textContent, container, viewport, textDivs, enhanceTextSelection) {
+ this._textContent = textContent;
+ this._container = container;
+ this._viewport = viewport;
+ this._textDivs = textDivs || [];
+ this._textDivProperties = new WeakMap();
+ this._renderingDone = false;
+ this._canceled = false;
+ this._capability = createPromiseCapability();
+ this._renderTimer = null;
+ this._bounds = [];
+ this._enhanceTextSelection = !!enhanceTextSelection;
+ }
+ TextLayerRenderTask.prototype = {
+ get promise() {
+ return this._capability.promise;
+ },
+ cancel: function TextLayer_cancel() {
+ this._canceled = true;
+ if (this._renderTimer !== null) {
+ clearTimeout(this._renderTimer);
+ this._renderTimer = null;
+ }
+ this._capability.reject('canceled');
+ },
+ _render: function TextLayer_render(timeout) {
+ var textItems = this._textContent.items;
+ var textStyles = this._textContent.styles;
+ for (var i = 0, len = textItems.length; i < len; i++) {
+ appendText(this, textItems[i], textStyles);
+ }
+ if (!timeout) {
+ render(this);
+ } else {
+ var self = this;
+ this._renderTimer = setTimeout(function () {
+ render(self);
+ self._renderTimer = null;
+ }, timeout);
+ }
+ },
+ expandTextDivs: function TextLayer_expandTextDivs(expandDivs) {
+ if (!this._enhanceTextSelection || !this._renderingDone) {
+ return;
+ }
+ if (this._bounds !== null) {
+ expand(this);
+ this._bounds = null;
+ }
+ for (var i = 0, ii = this._textDivs.length; i < ii; i++) {
+ var div = this._textDivs[i];
+ var divProperties = this._textDivProperties.get(div);
+ if (divProperties.isWhitespace) {
+ continue;
+ }
+ if (expandDivs) {
+ var transform = '',
+ padding = '';
+ if (divProperties.scale !== 1) {
+ transform = 'scaleX(' + divProperties.scale + ')';
+ }
+ if (divProperties.angle !== 0) {
+ transform = 'rotate(' + divProperties.angle + 'deg) ' + transform;
+ }
+ if (divProperties.paddingLeft !== 0) {
+ padding += ' padding-left: ' + divProperties.paddingLeft / divProperties.scale + 'px;';
+ transform += ' translateX(' + -divProperties.paddingLeft / divProperties.scale + 'px)';
+ }
+ if (divProperties.paddingTop !== 0) {
+ padding += ' padding-top: ' + divProperties.paddingTop + 'px;';
+ transform += ' translateY(' + -divProperties.paddingTop + 'px)';
+ }
+ if (divProperties.paddingRight !== 0) {
+ padding += ' padding-right: ' + divProperties.paddingRight / divProperties.scale + 'px;';
+ }
+ if (divProperties.paddingBottom !== 0) {
+ padding += ' padding-bottom: ' + divProperties.paddingBottom + 'px;';
+ }
+ if (padding !== '') {
+ div.setAttribute('style', divProperties.style + padding);
+ }
+ if (transform !== '') {
+ CustomStyle.setProp('transform', div, transform);
+ }
+ } else {
+ div.style.padding = 0;
+ CustomStyle.setProp('transform', div, divProperties.originalTransform || '');
+ }
+ }
+ }
+ };
+ function renderTextLayer(renderParameters) {
+ var task = new TextLayerRenderTask(renderParameters.textContent, renderParameters.container, renderParameters.viewport, renderParameters.textDivs, renderParameters.enhanceTextSelection);
+ task._render(renderParameters.timeout);
+ return task;
+ }
+ return renderTextLayer;
+}();
+exports.renderTextLayer = renderTextLayer;
+
+/***/ }),
+/* 6 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var g;
+g = function () {
+ return this;
+}();
+try {
+ g = g || Function("return this")() || (1, eval)("this");
+} catch (e) {
+ if (typeof window === "object") g = window;
+}
+module.exports = g;
+
+/***/ }),
+/* 7 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var error = sharedUtil.error;
+function fixMetadata(meta) {
+ return meta.replace(/>\\376\\377([^<]+)/g, function (all, codes) {
+ var bytes = codes.replace(/\\([0-3])([0-7])([0-7])/g, function (code, d1, d2, d3) {
+ return String.fromCharCode(d1 * 64 + d2 * 8 + d3 * 1);
+ });
+ var chars = '';
+ for (var i = 0; i < bytes.length; i += 2) {
+ var code = bytes.charCodeAt(i) * 256 + bytes.charCodeAt(i + 1);
+ chars += code >= 32 && code < 127 && code !== 60 && code !== 62 && code !== 38 ? String.fromCharCode(code) : '&#x' + (0x10000 + code).toString(16).substring(1) + ';';
+ }
+ return '>' + chars;
+ });
+}
+function Metadata(meta) {
+ if (typeof meta === 'string') {
+ meta = fixMetadata(meta);
+ var parser = new DOMParser();
+ meta = parser.parseFromString(meta, 'application/xml');
+ } else if (!(meta instanceof Document)) {
+ error('Metadata: Invalid metadata object');
+ }
+ this.metaDocument = meta;
+ this.metadata = Object.create(null);
+ this.parse();
+}
+Metadata.prototype = {
+ parse: function Metadata_parse() {
+ var doc = this.metaDocument;
+ var rdf = doc.documentElement;
+ if (rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
+ rdf = rdf.firstChild;
+ while (rdf && rdf.nodeName.toLowerCase() !== 'rdf:rdf') {
+ rdf = rdf.nextSibling;
+ }
+ }
+ var nodeName = rdf ? rdf.nodeName.toLowerCase() : null;
+ if (!rdf || nodeName !== 'rdf:rdf' || !rdf.hasChildNodes()) {
+ return;
+ }
+ var children = rdf.childNodes,
+ desc,
+ entry,
+ name,
+ i,
+ ii,
+ length,
+ iLength;
+ for (i = 0, length = children.length; i < length; i++) {
+ desc = children[i];
+ if (desc.nodeName.toLowerCase() !== 'rdf:description') {
+ continue;
+ }
+ for (ii = 0, iLength = desc.childNodes.length; ii < iLength; ii++) {
+ if (desc.childNodes[ii].nodeName.toLowerCase() !== '#text') {
+ entry = desc.childNodes[ii];
+ name = entry.nodeName.toLowerCase();
+ this.metadata[name] = entry.textContent.trim();
+ }
+ }
+ }
+ },
+ get: function Metadata_get(name) {
+ return this.metadata[name] || null;
+ },
+ has: function Metadata_has(name) {
+ return typeof this.metadata[name] !== 'undefined';
+ }
+};
+exports.Metadata = Metadata;
+
+/***/ }),
+/* 8 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var displayDOMUtils = __w_pdfjs_require__(1);
+var shadow = sharedUtil.shadow;
+var getDefaultSetting = displayDOMUtils.getDefaultSetting;
+var WebGLUtils = function WebGLUtilsClosure() {
+ function loadShader(gl, code, shaderType) {
+ var shader = gl.createShader(shaderType);
+ gl.shaderSource(shader, code);
+ gl.compileShader(shader);
+ var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
+ if (!compiled) {
+ var errorMsg = gl.getShaderInfoLog(shader);
+ throw new Error('Error during shader compilation: ' + errorMsg);
+ }
+ return shader;
+ }
+ function createVertexShader(gl, code) {
+ return loadShader(gl, code, gl.VERTEX_SHADER);
+ }
+ function createFragmentShader(gl, code) {
+ return loadShader(gl, code, gl.FRAGMENT_SHADER);
+ }
+ function createProgram(gl, shaders) {
+ var program = gl.createProgram();
+ for (var i = 0, ii = shaders.length; i < ii; ++i) {
+ gl.attachShader(program, shaders[i]);
+ }
+ gl.linkProgram(program);
+ var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
+ if (!linked) {
+ var errorMsg = gl.getProgramInfoLog(program);
+ throw new Error('Error during program linking: ' + errorMsg);
+ }
+ return program;
+ }
+ function createTexture(gl, image, textureId) {
+ gl.activeTexture(textureId);
+ var texture = gl.createTexture();
+ gl.bindTexture(gl.TEXTURE_2D, texture);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
+ gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
+ return texture;
+ }
+ var currentGL, currentCanvas;
+ function generateGL() {
+ if (currentGL) {
+ return;
+ }
+ currentCanvas = document.createElement('canvas');
+ currentGL = currentCanvas.getContext('webgl', { premultipliedalpha: false });
+ }
+ var smaskVertexShaderCode = '\
+ attribute vec2 a_position; \
+ attribute vec2 a_texCoord; \
+ \
+ uniform vec2 u_resolution; \
+ \
+ varying vec2 v_texCoord; \
+ \
+ void main() { \
+ vec2 clipSpace = (a_position / u_resolution) * 2.0 - 1.0; \
+ gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \
+ \
+ v_texCoord = a_texCoord; \
+ } ';
+ var smaskFragmentShaderCode = '\
+ precision mediump float; \
+ \
+ uniform vec4 u_backdrop; \
+ uniform int u_subtype; \
+ uniform sampler2D u_image; \
+ uniform sampler2D u_mask; \
+ \
+ varying vec2 v_texCoord; \
+ \
+ void main() { \
+ vec4 imageColor = texture2D(u_image, v_texCoord); \
+ vec4 maskColor = texture2D(u_mask, v_texCoord); \
+ if (u_backdrop.a > 0.0) { \
+ maskColor.rgb = maskColor.rgb * maskColor.a + \
+ u_backdrop.rgb * (1.0 - maskColor.a); \
+ } \
+ float lum; \
+ if (u_subtype == 0) { \
+ lum = maskColor.a; \
+ } else { \
+ lum = maskColor.r * 0.3 + maskColor.g * 0.59 + \
+ maskColor.b * 0.11; \
+ } \
+ imageColor.a *= lum; \
+ imageColor.rgb *= imageColor.a; \
+ gl_FragColor = imageColor; \
+ } ';
+ var smaskCache = null;
+ function initSmaskGL() {
+ var canvas, gl;
+ generateGL();
+ canvas = currentCanvas;
+ currentCanvas = null;
+ gl = currentGL;
+ currentGL = null;
+ var vertexShader = createVertexShader(gl, smaskVertexShaderCode);
+ var fragmentShader = createFragmentShader(gl, smaskFragmentShaderCode);
+ var program = createProgram(gl, [vertexShader, fragmentShader]);
+ gl.useProgram(program);
+ var cache = {};
+ cache.gl = gl;
+ cache.canvas = canvas;
+ cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
+ cache.positionLocation = gl.getAttribLocation(program, 'a_position');
+ cache.backdropLocation = gl.getUniformLocation(program, 'u_backdrop');
+ cache.subtypeLocation = gl.getUniformLocation(program, 'u_subtype');
+ var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord');
+ var texLayerLocation = gl.getUniformLocation(program, 'u_image');
+ var texMaskLocation = gl.getUniformLocation(program, 'u_mask');
+ var texCoordBuffer = gl.createBuffer();
+ gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer);
+ gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0.0, 0.0, 1.0, 0.0, 0.0, 1.0, 0.0, 1.0, 1.0, 0.0, 1.0, 1.0]), gl.STATIC_DRAW);
+ gl.enableVertexAttribArray(texCoordLocation);
+ gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0);
+ gl.uniform1i(texLayerLocation, 0);
+ gl.uniform1i(texMaskLocation, 1);
+ smaskCache = cache;
+ }
+ function composeSMask(layer, mask, properties) {
+ var width = layer.width,
+ height = layer.height;
+ if (!smaskCache) {
+ initSmaskGL();
+ }
+ var cache = smaskCache,
+ canvas = cache.canvas,
+ gl = cache.gl;
+ canvas.width = width;
+ canvas.height = height;
+ gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
+ gl.uniform2f(cache.resolutionLocation, width, height);
+ if (properties.backdrop) {
+ gl.uniform4f(cache.resolutionLocation, properties.backdrop[0], properties.backdrop[1], properties.backdrop[2], 1);
+ } else {
+ gl.uniform4f(cache.resolutionLocation, 0, 0, 0, 0);
+ }
+ gl.uniform1i(cache.subtypeLocation, properties.subtype === 'Luminosity' ? 1 : 0);
+ var texture = createTexture(gl, layer, gl.TEXTURE0);
+ var maskTexture = createTexture(gl, mask, gl.TEXTURE1);
+ var buffer = gl.createBuffer();
+ gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
+ gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0, 0, width, 0, 0, height, 0, height, width, 0, width, height]), gl.STATIC_DRAW);
+ gl.enableVertexAttribArray(cache.positionLocation);
+ gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
+ gl.clearColor(0, 0, 0, 0);
+ gl.enable(gl.BLEND);
+ gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
+ gl.clear(gl.COLOR_BUFFER_BIT);
+ gl.drawArrays(gl.TRIANGLES, 0, 6);
+ gl.flush();
+ gl.deleteTexture(texture);
+ gl.deleteTexture(maskTexture);
+ gl.deleteBuffer(buffer);
+ return canvas;
+ }
+ var figuresVertexShaderCode = '\
+ attribute vec2 a_position; \
+ attribute vec3 a_color; \
+ \
+ uniform vec2 u_resolution; \
+ uniform vec2 u_scale; \
+ uniform vec2 u_offset; \
+ \
+ varying vec4 v_color; \
+ \
+ void main() { \
+ vec2 position = (a_position + u_offset) * u_scale; \
+ vec2 clipSpace = (position / u_resolution) * 2.0 - 1.0; \
+ gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \
+ \
+ v_color = vec4(a_color / 255.0, 1.0); \
+ } ';
+ var figuresFragmentShaderCode = '\
+ precision mediump float; \
+ \
+ varying vec4 v_color; \
+ \
+ void main() { \
+ gl_FragColor = v_color; \
+ } ';
+ var figuresCache = null;
+ function initFiguresGL() {
+ var canvas, gl;
+ generateGL();
+ canvas = currentCanvas;
+ currentCanvas = null;
+ gl = currentGL;
+ currentGL = null;
+ var vertexShader = createVertexShader(gl, figuresVertexShaderCode);
+ var fragmentShader = createFragmentShader(gl, figuresFragmentShaderCode);
+ var program = createProgram(gl, [vertexShader, fragmentShader]);
+ gl.useProgram(program);
+ var cache = {};
+ cache.gl = gl;
+ cache.canvas = canvas;
+ cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
+ cache.scaleLocation = gl.getUniformLocation(program, 'u_scale');
+ cache.offsetLocation = gl.getUniformLocation(program, 'u_offset');
+ cache.positionLocation = gl.getAttribLocation(program, 'a_position');
+ cache.colorLocation = gl.getAttribLocation(program, 'a_color');
+ figuresCache = cache;
+ }
+ function drawFigures(width, height, backgroundColor, figures, context) {
+ if (!figuresCache) {
+ initFiguresGL();
+ }
+ var cache = figuresCache,
+ canvas = cache.canvas,
+ gl = cache.gl;
+ canvas.width = width;
+ canvas.height = height;
+ gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
+ gl.uniform2f(cache.resolutionLocation, width, height);
+ var count = 0;
+ var i, ii, rows;
+ for (i = 0, ii = figures.length; i < ii; i++) {
+ switch (figures[i].type) {
+ case 'lattice':
+ rows = figures[i].coords.length / figures[i].verticesPerRow | 0;
+ count += (rows - 1) * (figures[i].verticesPerRow - 1) * 6;
+ break;
+ case 'triangles':
+ count += figures[i].coords.length;
+ break;
+ }
+ }
+ var coords = new Float32Array(count * 2);
+ var colors = new Uint8Array(count * 3);
+ var coordsMap = context.coords,
+ colorsMap = context.colors;
+ var pIndex = 0,
+ cIndex = 0;
+ for (i = 0, ii = figures.length; i < ii; i++) {
+ var figure = figures[i],
+ ps = figure.coords,
+ cs = figure.colors;
+ switch (figure.type) {
+ case 'lattice':
+ var cols = figure.verticesPerRow;
+ rows = ps.length / cols | 0;
+ for (var row = 1; row < rows; row++) {
+ var offset = row * cols + 1;
+ for (var col = 1; col < cols; col++, offset++) {
+ coords[pIndex] = coordsMap[ps[offset - cols - 1]];
+ coords[pIndex + 1] = coordsMap[ps[offset - cols - 1] + 1];
+ coords[pIndex + 2] = coordsMap[ps[offset - cols]];
+ coords[pIndex + 3] = coordsMap[ps[offset - cols] + 1];
+ coords[pIndex + 4] = coordsMap[ps[offset - 1]];
+ coords[pIndex + 5] = coordsMap[ps[offset - 1] + 1];
+ colors[cIndex] = colorsMap[cs[offset - cols - 1]];
+ colors[cIndex + 1] = colorsMap[cs[offset - cols - 1] + 1];
+ colors[cIndex + 2] = colorsMap[cs[offset - cols - 1] + 2];
+ colors[cIndex + 3] = colorsMap[cs[offset - cols]];
+ colors[cIndex + 4] = colorsMap[cs[offset - cols] + 1];
+ colors[cIndex + 5] = colorsMap[cs[offset - cols] + 2];
+ colors[cIndex + 6] = colorsMap[cs[offset - 1]];
+ colors[cIndex + 7] = colorsMap[cs[offset - 1] + 1];
+ colors[cIndex + 8] = colorsMap[cs[offset - 1] + 2];
+ coords[pIndex + 6] = coords[pIndex + 2];
+ coords[pIndex + 7] = coords[pIndex + 3];
+ coords[pIndex + 8] = coords[pIndex + 4];
+ coords[pIndex + 9] = coords[pIndex + 5];
+ coords[pIndex + 10] = coordsMap[ps[offset]];
+ coords[pIndex + 11] = coordsMap[ps[offset] + 1];
+ colors[cIndex + 9] = colors[cIndex + 3];
+ colors[cIndex + 10] = colors[cIndex + 4];
+ colors[cIndex + 11] = colors[cIndex + 5];
+ colors[cIndex + 12] = colors[cIndex + 6];
+ colors[cIndex + 13] = colors[cIndex + 7];
+ colors[cIndex + 14] = colors[cIndex + 8];
+ colors[cIndex + 15] = colorsMap[cs[offset]];
+ colors[cIndex + 16] = colorsMap[cs[offset] + 1];
+ colors[cIndex + 17] = colorsMap[cs[offset] + 2];
+ pIndex += 12;
+ cIndex += 18;
+ }
+ }
+ break;
+ case 'triangles':
+ for (var j = 0, jj = ps.length; j < jj; j++) {
+ coords[pIndex] = coordsMap[ps[j]];
+ coords[pIndex + 1] = coordsMap[ps[j] + 1];
+ colors[cIndex] = colorsMap[cs[j]];
+ colors[cIndex + 1] = colorsMap[cs[j] + 1];
+ colors[cIndex + 2] = colorsMap[cs[j] + 2];
+ pIndex += 2;
+ cIndex += 3;
+ }
+ break;
+ }
+ }
+ if (backgroundColor) {
+ gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255, backgroundColor[2] / 255, 1.0);
+ } else {
+ gl.clearColor(0, 0, 0, 0);
+ }
+ gl.clear(gl.COLOR_BUFFER_BIT);
+ var coordsBuffer = gl.createBuffer();
+ gl.bindBuffer(gl.ARRAY_BUFFER, coordsBuffer);
+ gl.bufferData(gl.ARRAY_BUFFER, coords, gl.STATIC_DRAW);
+ gl.enableVertexAttribArray(cache.positionLocation);
+ gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
+ var colorsBuffer = gl.createBuffer();
+ gl.bindBuffer(gl.ARRAY_BUFFER, colorsBuffer);
+ gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW);
+ gl.enableVertexAttribArray(cache.colorLocation);
+ gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false, 0, 0);
+ gl.uniform2f(cache.scaleLocation, context.scaleX, context.scaleY);
+ gl.uniform2f(cache.offsetLocation, context.offsetX, context.offsetY);
+ gl.drawArrays(gl.TRIANGLES, 0, count);
+ gl.flush();
+ gl.deleteBuffer(coordsBuffer);
+ gl.deleteBuffer(colorsBuffer);
+ return canvas;
+ }
+ function cleanup() {
+ if (smaskCache && smaskCache.canvas) {
+ smaskCache.canvas.width = 0;
+ smaskCache.canvas.height = 0;
+ }
+ if (figuresCache && figuresCache.canvas) {
+ figuresCache.canvas.width = 0;
+ figuresCache.canvas.height = 0;
+ }
+ smaskCache = null;
+ figuresCache = null;
+ }
+ return {
+ get isEnabled() {
+ if (getDefaultSetting('disableWebGL')) {
+ return false;
+ }
+ var enabled = false;
+ try {
+ generateGL();
+ enabled = !!currentGL;
+ } catch (e) {}
+ return shadow(this, 'isEnabled', enabled);
+ },
+ composeSMask: composeSMask,
+ drawFigures: drawFigures,
+ clear: cleanup
+ };
+}();
+exports.WebGLUtils = WebGLUtils;
+
+/***/ }),
+/* 9 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var displayDOMUtils = __w_pdfjs_require__(1);
+var displayAPI = __w_pdfjs_require__(3);
+var displayAnnotationLayer = __w_pdfjs_require__(2);
+var displayTextLayer = __w_pdfjs_require__(5);
+var displayMetadata = __w_pdfjs_require__(7);
+var displaySVG = __w_pdfjs_require__(4);
+var globalScope = sharedUtil.globalScope;
+var deprecated = sharedUtil.deprecated;
+var warn = sharedUtil.warn;
+var LinkTarget = displayDOMUtils.LinkTarget;
+var DEFAULT_LINK_REL = displayDOMUtils.DEFAULT_LINK_REL;
+var isWorker = typeof window === 'undefined';
+if (!globalScope.PDFJS) {
+ globalScope.PDFJS = {};
+}
+var PDFJS = globalScope.PDFJS;
+PDFJS.version = '1.7.395';
+PDFJS.build = '07f7c97b';
+PDFJS.pdfBug = false;
+if (PDFJS.verbosity !== undefined) {
+ sharedUtil.setVerbosityLevel(PDFJS.verbosity);
+}
+delete PDFJS.verbosity;
+Object.defineProperty(PDFJS, 'verbosity', {
+ get: function () {
+ return sharedUtil.getVerbosityLevel();
+ },
+ set: function (level) {
+ sharedUtil.setVerbosityLevel(level);
+ },
+ enumerable: true,
+ configurable: true
+});
+PDFJS.VERBOSITY_LEVELS = sharedUtil.VERBOSITY_LEVELS;
+PDFJS.OPS = sharedUtil.OPS;
+PDFJS.UNSUPPORTED_FEATURES = sharedUtil.UNSUPPORTED_FEATURES;
+PDFJS.isValidUrl = displayDOMUtils.isValidUrl;
+PDFJS.shadow = sharedUtil.shadow;
+PDFJS.createBlob = sharedUtil.createBlob;
+PDFJS.createObjectURL = function PDFJS_createObjectURL(data, contentType) {
+ return sharedUtil.createObjectURL(data, contentType, PDFJS.disableCreateObjectURL);
+};
+Object.defineProperty(PDFJS, 'isLittleEndian', {
+ configurable: true,
+ get: function PDFJS_isLittleEndian() {
+ var value = sharedUtil.isLittleEndian();
+ return sharedUtil.shadow(PDFJS, 'isLittleEndian', value);
+ }
+});
+PDFJS.removeNullCharacters = sharedUtil.removeNullCharacters;
+PDFJS.PasswordResponses = sharedUtil.PasswordResponses;
+PDFJS.PasswordException = sharedUtil.PasswordException;
+PDFJS.UnknownErrorException = sharedUtil.UnknownErrorException;
+PDFJS.InvalidPDFException = sharedUtil.InvalidPDFException;
+PDFJS.MissingPDFException = sharedUtil.MissingPDFException;
+PDFJS.UnexpectedResponseException = sharedUtil.UnexpectedResponseException;
+PDFJS.Util = sharedUtil.Util;
+PDFJS.PageViewport = sharedUtil.PageViewport;
+PDFJS.createPromiseCapability = sharedUtil.createPromiseCapability;
+PDFJS.maxImageSize = PDFJS.maxImageSize === undefined ? -1 : PDFJS.maxImageSize;
+PDFJS.cMapUrl = PDFJS.cMapUrl === undefined ? null : PDFJS.cMapUrl;
+PDFJS.cMapPacked = PDFJS.cMapPacked === undefined ? false : PDFJS.cMapPacked;
+PDFJS.disableFontFace = PDFJS.disableFontFace === undefined ? false : PDFJS.disableFontFace;
+PDFJS.imageResourcesPath = PDFJS.imageResourcesPath === undefined ? '' : PDFJS.imageResourcesPath;
+PDFJS.disableWorker = PDFJS.disableWorker === undefined ? false : PDFJS.disableWorker;
+PDFJS.workerSrc = PDFJS.workerSrc === undefined ? null : PDFJS.workerSrc;
+PDFJS.workerPort = PDFJS.workerPort === undefined ? null : PDFJS.workerPort;
+PDFJS.disableRange = PDFJS.disableRange === undefined ? false : PDFJS.disableRange;
+PDFJS.disableStream = PDFJS.disableStream === undefined ? false : PDFJS.disableStream;
+PDFJS.disableAutoFetch = PDFJS.disableAutoFetch === undefined ? false : PDFJS.disableAutoFetch;
+PDFJS.pdfBug = PDFJS.pdfBug === undefined ? false : PDFJS.pdfBug;
+PDFJS.postMessageTransfers = PDFJS.postMessageTransfers === undefined ? true : PDFJS.postMessageTransfers;
+PDFJS.disableCreateObjectURL = PDFJS.disableCreateObjectURL === undefined ? false : PDFJS.disableCreateObjectURL;
+PDFJS.disableWebGL = PDFJS.disableWebGL === undefined ? true : PDFJS.disableWebGL;
+PDFJS.externalLinkTarget = PDFJS.externalLinkTarget === undefined ? LinkTarget.NONE : PDFJS.externalLinkTarget;
+PDFJS.externalLinkRel = PDFJS.externalLinkRel === undefined ? DEFAULT_LINK_REL : PDFJS.externalLinkRel;
+PDFJS.isEvalSupported = PDFJS.isEvalSupported === undefined ? true : PDFJS.isEvalSupported;
+var savedOpenExternalLinksInNewWindow = PDFJS.openExternalLinksInNewWindow;
+delete PDFJS.openExternalLinksInNewWindow;
+Object.defineProperty(PDFJS, 'openExternalLinksInNewWindow', {
+ get: function () {
+ return PDFJS.externalLinkTarget === LinkTarget.BLANK;
+ },
+ set: function (value) {
+ if (value) {
+ deprecated('PDFJS.openExternalLinksInNewWindow, please use ' + '"PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK" instead.');
+ }
+ if (PDFJS.externalLinkTarget !== LinkTarget.NONE) {
+ warn('PDFJS.externalLinkTarget is already initialized');
+ return;
+ }
+ PDFJS.externalLinkTarget = value ? LinkTarget.BLANK : LinkTarget.NONE;
+ },
+ enumerable: true,
+ configurable: true
+});
+if (savedOpenExternalLinksInNewWindow) {
+ PDFJS.openExternalLinksInNewWindow = savedOpenExternalLinksInNewWindow;
+}
+PDFJS.getDocument = displayAPI.getDocument;
+PDFJS.PDFDataRangeTransport = displayAPI.PDFDataRangeTransport;
+PDFJS.PDFWorker = displayAPI.PDFWorker;
+Object.defineProperty(PDFJS, 'hasCanvasTypedArrays', {
+ configurable: true,
+ get: function PDFJS_hasCanvasTypedArrays() {
+ var value = displayDOMUtils.hasCanvasTypedArrays();
+ return sharedUtil.shadow(PDFJS, 'hasCanvasTypedArrays', value);
+ }
+});
+PDFJS.CustomStyle = displayDOMUtils.CustomStyle;
+PDFJS.LinkTarget = LinkTarget;
+PDFJS.addLinkAttributes = displayDOMUtils.addLinkAttributes;
+PDFJS.getFilenameFromUrl = displayDOMUtils.getFilenameFromUrl;
+PDFJS.isExternalLinkTargetSet = displayDOMUtils.isExternalLinkTargetSet;
+PDFJS.AnnotationLayer = displayAnnotationLayer.AnnotationLayer;
+PDFJS.renderTextLayer = displayTextLayer.renderTextLayer;
+PDFJS.Metadata = displayMetadata.Metadata;
+PDFJS.SVGGraphics = displaySVG.SVGGraphics;
+PDFJS.UnsupportedManager = displayAPI._UnsupportedManager;
+exports.globalScope = globalScope;
+exports.isWorker = isWorker;
+exports.PDFJS = globalScope.PDFJS;
+
+/***/ }),
+/* 10 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var displayDOMUtils = __w_pdfjs_require__(1);
+var displayPatternHelper = __w_pdfjs_require__(12);
+var displayWebGL = __w_pdfjs_require__(8);
+var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX;
+var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX;
+var ImageKind = sharedUtil.ImageKind;
+var OPS = sharedUtil.OPS;
+var TextRenderingMode = sharedUtil.TextRenderingMode;
+var Uint32ArrayView = sharedUtil.Uint32ArrayView;
+var Util = sharedUtil.Util;
+var assert = sharedUtil.assert;
+var info = sharedUtil.info;
+var isNum = sharedUtil.isNum;
+var isArray = sharedUtil.isArray;
+var isLittleEndian = sharedUtil.isLittleEndian;
+var error = sharedUtil.error;
+var shadow = sharedUtil.shadow;
+var warn = sharedUtil.warn;
+var TilingPattern = displayPatternHelper.TilingPattern;
+var getShadingPatternFromIR = displayPatternHelper.getShadingPatternFromIR;
+var WebGLUtils = displayWebGL.WebGLUtils;
+var hasCanvasTypedArrays = displayDOMUtils.hasCanvasTypedArrays;
+var MIN_FONT_SIZE = 16;
+var MAX_FONT_SIZE = 100;
+var MAX_GROUP_SIZE = 4096;
+var MIN_WIDTH_FACTOR = 0.65;
+var COMPILE_TYPE3_GLYPHS = true;
+var MAX_SIZE_TO_COMPILE = 1000;
+var FULL_CHUNK_HEIGHT = 16;
+var HasCanvasTypedArraysCached = {
+ get value() {
+ return shadow(HasCanvasTypedArraysCached, 'value', hasCanvasTypedArrays());
+ }
+};
+var IsLittleEndianCached = {
+ get value() {
+ return shadow(IsLittleEndianCached, 'value', isLittleEndian());
+ }
+};
+function addContextCurrentTransform(ctx) {
+ if (!ctx.mozCurrentTransform) {
+ ctx._originalSave = ctx.save;
+ ctx._originalRestore = ctx.restore;
+ ctx._originalRotate = ctx.rotate;
+ ctx._originalScale = ctx.scale;
+ ctx._originalTranslate = ctx.translate;
+ ctx._originalTransform = ctx.transform;
+ ctx._originalSetTransform = ctx.setTransform;
+ ctx._transformMatrix = ctx._transformMatrix || [1, 0, 0, 1, 0, 0];
+ ctx._transformStack = [];
+ Object.defineProperty(ctx, 'mozCurrentTransform', {
+ get: function getCurrentTransform() {
+ return this._transformMatrix;
+ }
+ });
+ Object.defineProperty(ctx, 'mozCurrentTransformInverse', {
+ get: function getCurrentTransformInverse() {
+ var m = this._transformMatrix;
+ var a = m[0],
+ b = m[1],
+ c = m[2],
+ d = m[3],
+ e = m[4],
+ f = m[5];
+ var ad_bc = a * d - b * c;
+ var bc_ad = b * c - a * d;
+ return [d / ad_bc, b / bc_ad, c / bc_ad, a / ad_bc, (d * e - c * f) / bc_ad, (b * e - a * f) / ad_bc];
+ }
+ });
+ ctx.save = function ctxSave() {
+ var old = this._transformMatrix;
+ this._transformStack.push(old);
+ this._transformMatrix = old.slice(0, 6);
+ this._originalSave();
+ };
+ ctx.restore = function ctxRestore() {
+ var prev = this._transformStack.pop();
+ if (prev) {
+ this._transformMatrix = prev;
+ this._originalRestore();
+ }
+ };
+ ctx.translate = function ctxTranslate(x, y) {
+ var m = this._transformMatrix;
+ m[4] = m[0] * x + m[2] * y + m[4];
+ m[5] = m[1] * x + m[3] * y + m[5];
+ this._originalTranslate(x, y);
+ };
+ ctx.scale = function ctxScale(x, y) {
+ var m = this._transformMatrix;
+ m[0] = m[0] * x;
+ m[1] = m[1] * x;
+ m[2] = m[2] * y;
+ m[3] = m[3] * y;
+ this._originalScale(x, y);
+ };
+ ctx.transform = function ctxTransform(a, b, c, d, e, f) {
+ var m = this._transformMatrix;
+ this._transformMatrix = [m[0] * a + m[2] * b, m[1] * a + m[3] * b, m[0] * c + m[2] * d, m[1] * c + m[3] * d, m[0] * e + m[2] * f + m[4], m[1] * e + m[3] * f + m[5]];
+ ctx._originalTransform(a, b, c, d, e, f);
+ };
+ ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) {
+ this._transformMatrix = [a, b, c, d, e, f];
+ ctx._originalSetTransform(a, b, c, d, e, f);
+ };
+ ctx.rotate = function ctxRotate(angle) {
+ var cosValue = Math.cos(angle);
+ var sinValue = Math.sin(angle);
+ var m = this._transformMatrix;
+ this._transformMatrix = [m[0] * cosValue + m[2] * sinValue, m[1] * cosValue + m[3] * sinValue, m[0] * -sinValue + m[2] * cosValue, m[1] * -sinValue + m[3] * cosValue, m[4], m[5]];
+ this._originalRotate(angle);
+ };
+ }
+}
+var CachedCanvases = function CachedCanvasesClosure() {
+ function CachedCanvases(canvasFactory) {
+ this.canvasFactory = canvasFactory;
+ this.cache = Object.create(null);
+ }
+ CachedCanvases.prototype = {
+ getCanvas: function CachedCanvases_getCanvas(id, width, height, trackTransform) {
+ var canvasEntry;
+ if (this.cache[id] !== undefined) {
+ canvasEntry = this.cache[id];
+ this.canvasFactory.reset(canvasEntry, width, height);
+ canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0);
+ } else {
+ canvasEntry = this.canvasFactory.create(width, height);
+ this.cache[id] = canvasEntry;
+ }
+ if (trackTransform) {
+ addContextCurrentTransform(canvasEntry.context);
+ }
+ return canvasEntry;
+ },
+ clear: function () {
+ for (var id in this.cache) {
+ var canvasEntry = this.cache[id];
+ this.canvasFactory.destroy(canvasEntry);
+ delete this.cache[id];
+ }
+ }
+ };
+ return CachedCanvases;
+}();
+function compileType3Glyph(imgData) {
+ var POINT_TO_PROCESS_LIMIT = 1000;
+ var width = imgData.width,
+ height = imgData.height;
+ var i,
+ j,
+ j0,
+ width1 = width + 1;
+ var points = new Uint8Array(width1 * (height + 1));
+ var POINT_TYPES = new Uint8Array([0, 2, 4, 0, 1, 0, 5, 4, 8, 10, 0, 8, 0, 2, 1, 0]);
+ var lineSize = width + 7 & ~7,
+ data0 = imgData.data;
+ var data = new Uint8Array(lineSize * height),
+ pos = 0,
+ ii;
+ for (i = 0, ii = data0.length; i < ii; i++) {
+ var mask = 128,
+ elem = data0[i];
+ while (mask > 0) {
+ data[pos++] = elem & mask ? 0 : 255;
+ mask >>= 1;
+ }
+ }
+ var count = 0;
+ pos = 0;
+ if (data[pos] !== 0) {
+ points[0] = 1;
+ ++count;
+ }
+ for (j = 1; j < width; j++) {
+ if (data[pos] !== data[pos + 1]) {
+ points[j] = data[pos] ? 2 : 1;
+ ++count;
+ }
+ pos++;
+ }
+ if (data[pos] !== 0) {
+ points[j] = 2;
+ ++count;
+ }
+ for (i = 1; i < height; i++) {
+ pos = i * lineSize;
+ j0 = i * width1;
+ if (data[pos - lineSize] !== data[pos]) {
+ points[j0] = data[pos] ? 1 : 8;
+ ++count;
+ }
+ var sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0);
+ for (j = 1; j < width; j++) {
+ sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) + (data[pos - lineSize + 1] ? 8 : 0);
+ if (POINT_TYPES[sum]) {
+ points[j0 + j] = POINT_TYPES[sum];
+ ++count;
+ }
+ pos++;
+ }
+ if (data[pos - lineSize] !== data[pos]) {
+ points[j0 + j] = data[pos] ? 2 : 4;
+ ++count;
+ }
+ if (count > POINT_TO_PROCESS_LIMIT) {
+ return null;
+ }
+ }
+ pos = lineSize * (height - 1);
+ j0 = i * width1;
+ if (data[pos] !== 0) {
+ points[j0] = 8;
+ ++count;
+ }
+ for (j = 1; j < width; j++) {
+ if (data[pos] !== data[pos + 1]) {
+ points[j0 + j] = data[pos] ? 4 : 8;
+ ++count;
+ }
+ pos++;
+ }
+ if (data[pos] !== 0) {
+ points[j0 + j] = 4;
+ ++count;
+ }
+ if (count > POINT_TO_PROCESS_LIMIT) {
+ return null;
+ }
+ var steps = new Int32Array([0, width1, -1, 0, -width1, 0, 0, 0, 1]);
+ var outlines = [];
+ for (i = 0; count && i <= height; i++) {
+ var p = i * width1;
+ var end = p + width;
+ while (p < end && !points[p]) {
+ p++;
+ }
+ if (p === end) {
+ continue;
+ }
+ var coords = [p % width1, i];
+ var type = points[p],
+ p0 = p,
+ pp;
+ do {
+ var step = steps[type];
+ do {
+ p += step;
+ } while (!points[p]);
+ pp = points[p];
+ if (pp !== 5 && pp !== 10) {
+ type = pp;
+ points[p] = 0;
+ } else {
+ type = pp & 0x33 * type >> 4;
+ points[p] &= type >> 2 | type << 2;
+ }
+ coords.push(p % width1);
+ coords.push(p / width1 | 0);
+ --count;
+ } while (p0 !== p);
+ outlines.push(coords);
+ --i;
+ }
+ var drawOutline = function (c) {
+ c.save();
+ c.scale(1 / width, -1 / height);
+ c.translate(0, -height);
+ c.beginPath();
+ for (var i = 0, ii = outlines.length; i < ii; i++) {
+ var o = outlines[i];
+ c.moveTo(o[0], o[1]);
+ for (var j = 2, jj = o.length; j < jj; j += 2) {
+ c.lineTo(o[j], o[j + 1]);
+ }
+ }
+ c.fill();
+ c.beginPath();
+ c.restore();
+ };
+ return drawOutline;
+}
+var CanvasExtraState = function CanvasExtraStateClosure() {
+ function CanvasExtraState(old) {
+ this.alphaIsShape = false;
+ this.fontSize = 0;
+ this.fontSizeScale = 1;
+ this.textMatrix = IDENTITY_MATRIX;
+ this.textMatrixScale = 1;
+ this.fontMatrix = FONT_IDENTITY_MATRIX;
+ this.leading = 0;
+ this.x = 0;
+ this.y = 0;
+ this.lineX = 0;
+ this.lineY = 0;
+ this.charSpacing = 0;
+ this.wordSpacing = 0;
+ this.textHScale = 1;
+ this.textRenderingMode = TextRenderingMode.FILL;
+ this.textRise = 0;
+ this.fillColor = '#000000';
+ this.strokeColor = '#000000';
+ this.patternFill = false;
+ this.fillAlpha = 1;
+ this.strokeAlpha = 1;
+ this.lineWidth = 1;
+ this.activeSMask = null;
+ this.resumeSMaskCtx = null;
+ this.old = old;
+ }
+ CanvasExtraState.prototype = {
+ clone: function CanvasExtraState_clone() {
+ return Object.create(this);
+ },
+ setCurrentPoint: function CanvasExtraState_setCurrentPoint(x, y) {
+ this.x = x;
+ this.y = y;
+ }
+ };
+ return CanvasExtraState;
+}();
+var CanvasGraphics = function CanvasGraphicsClosure() {
+ var EXECUTION_TIME = 15;
+ var EXECUTION_STEPS = 10;
+ function CanvasGraphics(canvasCtx, commonObjs, objs, canvasFactory, imageLayer) {
+ this.ctx = canvasCtx;
+ this.current = new CanvasExtraState();
+ this.stateStack = [];
+ this.pendingClip = null;
+ this.pendingEOFill = false;
+ this.res = null;
+ this.xobjs = null;
+ this.commonObjs = commonObjs;
+ this.objs = objs;
+ this.canvasFactory = canvasFactory;
+ this.imageLayer = imageLayer;
+ this.groupStack = [];
+ this.processingType3 = null;
+ this.baseTransform = null;
+ this.baseTransformStack = [];
+ this.groupLevel = 0;
+ this.smaskStack = [];
+ this.smaskCounter = 0;
+ this.tempSMask = null;
+ this.cachedCanvases = new CachedCanvases(this.canvasFactory);
+ if (canvasCtx) {
+ addContextCurrentTransform(canvasCtx);
+ }
+ this.cachedGetSinglePixelWidth = null;
+ }
+ function putBinaryImageData(ctx, imgData) {
+ if (typeof ImageData !== 'undefined' && imgData instanceof ImageData) {
+ ctx.putImageData(imgData, 0, 0);
+ return;
+ }
+ var height = imgData.height,
+ width = imgData.width;
+ var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
+ var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
+ var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
+ var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
+ var srcPos = 0,
+ destPos;
+ var src = imgData.data;
+ var dest = chunkImgData.data;
+ var i, j, thisChunkHeight, elemsInThisChunk;
+ if (imgData.kind === ImageKind.GRAYSCALE_1BPP) {
+ var srcLength = src.byteLength;
+ var dest32 = HasCanvasTypedArraysCached.value ? new Uint32Array(dest.buffer) : new Uint32ArrayView(dest);
+ var dest32DataLength = dest32.length;
+ var fullSrcDiff = width + 7 >> 3;
+ var white = 0xFFFFFFFF;
+ var black = IsLittleEndianCached.value || !HasCanvasTypedArraysCached.value ? 0xFF000000 : 0x000000FF;
+ for (i = 0; i < totalChunks; i++) {
+ thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
+ destPos = 0;
+ for (j = 0; j < thisChunkHeight; j++) {
+ var srcDiff = srcLength - srcPos;
+ var k = 0;
+ var kEnd = srcDiff > fullSrcDiff ? width : srcDiff * 8 - 7;
+ var kEndUnrolled = kEnd & ~7;
+ var mask = 0;
+ var srcByte = 0;
+ for (; k < kEndUnrolled; k += 8) {
+ srcByte = src[srcPos++];
+ dest32[destPos++] = srcByte & 128 ? white : black;
+ dest32[destPos++] = srcByte & 64 ? white : black;
+ dest32[destPos++] = srcByte & 32 ? white : black;
+ dest32[destPos++] = srcByte & 16 ? white : black;
+ dest32[destPos++] = srcByte & 8 ? white : black;
+ dest32[destPos++] = srcByte & 4 ? white : black;
+ dest32[destPos++] = srcByte & 2 ? white : black;
+ dest32[destPos++] = srcByte & 1 ? white : black;
+ }
+ for (; k < kEnd; k++) {
+ if (mask === 0) {
+ srcByte = src[srcPos++];
+ mask = 128;
+ }
+ dest32[destPos++] = srcByte & mask ? white : black;
+ mask >>= 1;
+ }
+ }
+ while (destPos < dest32DataLength) {
+ dest32[destPos++] = 0;
+ }
+ ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
+ }
+ } else if (imgData.kind === ImageKind.RGBA_32BPP) {
+ j = 0;
+ elemsInThisChunk = width * FULL_CHUNK_HEIGHT * 4;
+ for (i = 0; i < fullChunks; i++) {
+ dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
+ srcPos += elemsInThisChunk;
+ ctx.putImageData(chunkImgData, 0, j);
+ j += FULL_CHUNK_HEIGHT;
+ }
+ if (i < totalChunks) {
+ elemsInThisChunk = width * partialChunkHeight * 4;
+ dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk));
+ ctx.putImageData(chunkImgData, 0, j);
+ }
+ } else if (imgData.kind === ImageKind.RGB_24BPP) {
+ thisChunkHeight = FULL_CHUNK_HEIGHT;
+ elemsInThisChunk = width * thisChunkHeight;
+ for (i = 0; i < totalChunks; i++) {
+ if (i >= fullChunks) {
+ thisChunkHeight = partialChunkHeight;
+ elemsInThisChunk = width * thisChunkHeight;
+ }
+ destPos = 0;
+ for (j = elemsInThisChunk; j--;) {
+ dest[destPos++] = src[srcPos++];
+ dest[destPos++] = src[srcPos++];
+ dest[destPos++] = src[srcPos++];
+ dest[destPos++] = 255;
+ }
+ ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
+ }
+ } else {
+ error('bad image kind: ' + imgData.kind);
+ }
+ }
+ function putBinaryImageMask(ctx, imgData) {
+ var height = imgData.height,
+ width = imgData.width;
+ var partialChunkHeight = height % FULL_CHUNK_HEIGHT;
+ var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT;
+ var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1;
+ var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT);
+ var srcPos = 0;
+ var src = imgData.data;
+ var dest = chunkImgData.data;
+ for (var i = 0; i < totalChunks; i++) {
+ var thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight;
+ var destPos = 3;
+ for (var j = 0; j < thisChunkHeight; j++) {
+ var mask = 0;
+ for (var k = 0; k < width; k++) {
+ if (!mask) {
+ var elem = src[srcPos++];
+ mask = 128;
+ }
+ dest[destPos] = elem & mask ? 0 : 255;
+ destPos += 4;
+ mask >>= 1;
+ }
+ }
+ ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT);
+ }
+ }
+ function copyCtxState(sourceCtx, destCtx) {
+ var properties = ['strokeStyle', 'fillStyle', 'fillRule', 'globalAlpha', 'lineWidth', 'lineCap', 'lineJoin', 'miterLimit', 'globalCompositeOperation', 'font'];
+ for (var i = 0, ii = properties.length; i < ii; i++) {
+ var property = properties[i];
+ if (sourceCtx[property] !== undefined) {
+ destCtx[property] = sourceCtx[property];
+ }
+ }
+ if (sourceCtx.setLineDash !== undefined) {
+ destCtx.setLineDash(sourceCtx.getLineDash());
+ destCtx.lineDashOffset = sourceCtx.lineDashOffset;
+ }
+ }
+ function composeSMaskBackdrop(bytes, r0, g0, b0) {
+ var length = bytes.length;
+ for (var i = 3; i < length; i += 4) {
+ var alpha = bytes[i];
+ if (alpha === 0) {
+ bytes[i - 3] = r0;
+ bytes[i - 2] = g0;
+ bytes[i - 1] = b0;
+ } else if (alpha < 255) {
+ var alpha_ = 255 - alpha;
+ bytes[i - 3] = bytes[i - 3] * alpha + r0 * alpha_ >> 8;
+ bytes[i - 2] = bytes[i - 2] * alpha + g0 * alpha_ >> 8;
+ bytes[i - 1] = bytes[i - 1] * alpha + b0 * alpha_ >> 8;
+ }
+ }
+ }
+ function composeSMaskAlpha(maskData, layerData, transferMap) {
+ var length = maskData.length;
+ var scale = 1 / 255;
+ for (var i = 3; i < length; i += 4) {
+ var alpha = transferMap ? transferMap[maskData[i]] : maskData[i];
+ layerData[i] = layerData[i] * alpha * scale | 0;
+ }
+ }
+ function composeSMaskLuminosity(maskData, layerData, transferMap) {
+ var length = maskData.length;
+ for (var i = 3; i < length; i += 4) {
+ var y = maskData[i - 3] * 77 + maskData[i - 2] * 152 + maskData[i - 1] * 28;
+ layerData[i] = transferMap ? layerData[i] * transferMap[y >> 8] >> 8 : layerData[i] * y >> 16;
+ }
+ }
+ function genericComposeSMask(maskCtx, layerCtx, width, height, subtype, backdrop, transferMap) {
+ var hasBackdrop = !!backdrop;
+ var r0 = hasBackdrop ? backdrop[0] : 0;
+ var g0 = hasBackdrop ? backdrop[1] : 0;
+ var b0 = hasBackdrop ? backdrop[2] : 0;
+ var composeFn;
+ if (subtype === 'Luminosity') {
+ composeFn = composeSMaskLuminosity;
+ } else {
+ composeFn = composeSMaskAlpha;
+ }
+ var PIXELS_TO_PROCESS = 1048576;
+ var chunkSize = Math.min(height, Math.ceil(PIXELS_TO_PROCESS / width));
+ for (var row = 0; row < height; row += chunkSize) {
+ var chunkHeight = Math.min(chunkSize, height - row);
+ var maskData = maskCtx.getImageData(0, row, width, chunkHeight);
+ var layerData = layerCtx.getImageData(0, row, width, chunkHeight);
+ if (hasBackdrop) {
+ composeSMaskBackdrop(maskData.data, r0, g0, b0);
+ }
+ composeFn(maskData.data, layerData.data, transferMap);
+ maskCtx.putImageData(layerData, 0, row);
+ }
+ }
+ function composeSMask(ctx, smask, layerCtx) {
+ var mask = smask.canvas;
+ var maskCtx = smask.context;
+ ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY, smask.offsetX, smask.offsetY);
+ var backdrop = smask.backdrop || null;
+ if (!smask.transferMap && WebGLUtils.isEnabled) {
+ var composed = WebGLUtils.composeSMask(layerCtx.canvas, mask, {
+ subtype: smask.subtype,
+ backdrop: backdrop
+ });
+ ctx.setTransform(1, 0, 0, 1, 0, 0);
+ ctx.drawImage(composed, smask.offsetX, smask.offsetY);
+ return;
+ }
+ genericComposeSMask(maskCtx, layerCtx, mask.width, mask.height, smask.subtype, backdrop, smask.transferMap);
+ ctx.drawImage(mask, 0, 0);
+ }
+ var LINE_CAP_STYLES = ['butt', 'round', 'square'];
+ var LINE_JOIN_STYLES = ['miter', 'round', 'bevel'];
+ var NORMAL_CLIP = {};
+ var EO_CLIP = {};
+ CanvasGraphics.prototype = {
+ beginDrawing: function CanvasGraphics_beginDrawing(transform, viewport, transparency) {
+ var width = this.ctx.canvas.width;
+ var height = this.ctx.canvas.height;
+ this.ctx.save();
+ this.ctx.fillStyle = 'rgb(255, 255, 255)';
+ this.ctx.fillRect(0, 0, width, height);
+ this.ctx.restore();
+ if (transparency) {
+ var transparentCanvas = this.cachedCanvases.getCanvas('transparent', width, height, true);
+ this.compositeCtx = this.ctx;
+ this.transparentCanvas = transparentCanvas.canvas;
+ this.ctx = transparentCanvas.context;
+ this.ctx.save();
+ this.ctx.transform.apply(this.ctx, this.compositeCtx.mozCurrentTransform);
+ }
+ this.ctx.save();
+ if (transform) {
+ this.ctx.transform.apply(this.ctx, transform);
+ }
+ this.ctx.transform.apply(this.ctx, viewport.transform);
+ this.baseTransform = this.ctx.mozCurrentTransform.slice();
+ if (this.imageLayer) {
+ this.imageLayer.beginLayout();
+ }
+ },
+ executeOperatorList: function CanvasGraphics_executeOperatorList(operatorList, executionStartIdx, continueCallback, stepper) {
+ var argsArray = operatorList.argsArray;
+ var fnArray = operatorList.fnArray;
+ var i = executionStartIdx || 0;
+ var argsArrayLen = argsArray.length;
+ if (argsArrayLen === i) {
+ return i;
+ }
+ var chunkOperations = argsArrayLen - i > EXECUTION_STEPS && typeof continueCallback === 'function';
+ var endTime = chunkOperations ? Date.now() + EXECUTION_TIME : 0;
+ var steps = 0;
+ var commonObjs = this.commonObjs;
+ var objs = this.objs;
+ var fnId;
+ while (true) {
+ if (stepper !== undefined && i === stepper.nextBreakPoint) {
+ stepper.breakIt(i, continueCallback);
+ return i;
+ }
+ fnId = fnArray[i];
+ if (fnId !== OPS.dependency) {
+ this[fnId].apply(this, argsArray[i]);
+ } else {
+ var deps = argsArray[i];
+ for (var n = 0, nn = deps.length; n < nn; n++) {
+ var depObjId = deps[n];
+ var common = depObjId[0] === 'g' && depObjId[1] === '_';
+ var objsPool = common ? commonObjs : objs;
+ if (!objsPool.isResolved(depObjId)) {
+ objsPool.get(depObjId, continueCallback);
+ return i;
+ }
+ }
+ }
+ i++;
+ if (i === argsArrayLen) {
+ return i;
+ }
+ if (chunkOperations && ++steps > EXECUTION_STEPS) {
+ if (Date.now() > endTime) {
+ continueCallback();
+ return i;
+ }
+ steps = 0;
+ }
+ }
+ },
+ endDrawing: function CanvasGraphics_endDrawing() {
+ if (this.current.activeSMask !== null) {
+ this.endSMaskGroup();
+ }
+ this.ctx.restore();
+ if (this.transparentCanvas) {
+ this.ctx = this.compositeCtx;
+ this.ctx.save();
+ this.ctx.setTransform(1, 0, 0, 1, 0, 0);
+ this.ctx.drawImage(this.transparentCanvas, 0, 0);
+ this.ctx.restore();
+ this.transparentCanvas = null;
+ }
+ this.cachedCanvases.clear();
+ WebGLUtils.clear();
+ if (this.imageLayer) {
+ this.imageLayer.endLayout();
+ }
+ },
+ setLineWidth: function CanvasGraphics_setLineWidth(width) {
+ this.current.lineWidth = width;
+ this.ctx.lineWidth = width;
+ },
+ setLineCap: function CanvasGraphics_setLineCap(style) {
+ this.ctx.lineCap = LINE_CAP_STYLES[style];
+ },
+ setLineJoin: function CanvasGraphics_setLineJoin(style) {
+ this.ctx.lineJoin = LINE_JOIN_STYLES[style];
+ },
+ setMiterLimit: function CanvasGraphics_setMiterLimit(limit) {
+ this.ctx.miterLimit = limit;
+ },
+ setDash: function CanvasGraphics_setDash(dashArray, dashPhase) {
+ var ctx = this.ctx;
+ if (ctx.setLineDash !== undefined) {
+ ctx.setLineDash(dashArray);
+ ctx.lineDashOffset = dashPhase;
+ }
+ },
+ setRenderingIntent: function CanvasGraphics_setRenderingIntent(intent) {},
+ setFlatness: function CanvasGraphics_setFlatness(flatness) {},
+ setGState: function CanvasGraphics_setGState(states) {
+ for (var i = 0, ii = states.length; i < ii; i++) {
+ var state = states[i];
+ var key = state[0];
+ var value = state[1];
+ switch (key) {
+ case 'LW':
+ this.setLineWidth(value);
+ break;
+ case 'LC':
+ this.setLineCap(value);
+ break;
+ case 'LJ':
+ this.setLineJoin(value);
+ break;
+ case 'ML':
+ this.setMiterLimit(value);
+ break;
+ case 'D':
+ this.setDash(value[0], value[1]);
+ break;
+ case 'RI':
+ this.setRenderingIntent(value);
+ break;
+ case 'FL':
+ this.setFlatness(value);
+ break;
+ case 'Font':
+ this.setFont(value[0], value[1]);
+ break;
+ case 'CA':
+ this.current.strokeAlpha = state[1];
+ break;
+ case 'ca':
+ this.current.fillAlpha = state[1];
+ this.ctx.globalAlpha = state[1];
+ break;
+ case 'BM':
+ if (value && value.name && value.name !== 'Normal') {
+ var mode = value.name.replace(/([A-Z])/g, function (c) {
+ return '-' + c.toLowerCase();
+ }).substring(1);
+ this.ctx.globalCompositeOperation = mode;
+ if (this.ctx.globalCompositeOperation !== mode) {
+ warn('globalCompositeOperation "' + mode + '" is not supported');
+ }
+ } else {
+ this.ctx.globalCompositeOperation = 'source-over';
+ }
+ break;
+ case 'SMask':
+ if (this.current.activeSMask) {
+ if (this.stateStack.length > 0 && this.stateStack[this.stateStack.length - 1].activeSMask === this.current.activeSMask) {
+ this.suspendSMaskGroup();
+ } else {
+ this.endSMaskGroup();
+ }
+ }
+ this.current.activeSMask = value ? this.tempSMask : null;
+ if (this.current.activeSMask) {
+ this.beginSMaskGroup();
+ }
+ this.tempSMask = null;
+ break;
+ }
+ }
+ },
+ beginSMaskGroup: function CanvasGraphics_beginSMaskGroup() {
+ var activeSMask = this.current.activeSMask;
+ var drawnWidth = activeSMask.canvas.width;
+ var drawnHeight = activeSMask.canvas.height;
+ var cacheId = 'smaskGroupAt' + this.groupLevel;
+ var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
+ var currentCtx = this.ctx;
+ var currentTransform = currentCtx.mozCurrentTransform;
+ this.ctx.save();
+ var groupCtx = scratchCanvas.context;
+ groupCtx.scale(1 / activeSMask.scaleX, 1 / activeSMask.scaleY);
+ groupCtx.translate(-activeSMask.offsetX, -activeSMask.offsetY);
+ groupCtx.transform.apply(groupCtx, currentTransform);
+ activeSMask.startTransformInverse = groupCtx.mozCurrentTransformInverse;
+ copyCtxState(currentCtx, groupCtx);
+ this.ctx = groupCtx;
+ this.setGState([['BM', 'Normal'], ['ca', 1], ['CA', 1]]);
+ this.groupStack.push(currentCtx);
+ this.groupLevel++;
+ },
+ suspendSMaskGroup: function CanvasGraphics_endSMaskGroup() {
+ var groupCtx = this.ctx;
+ this.groupLevel--;
+ this.ctx = this.groupStack.pop();
+ composeSMask(this.ctx, this.current.activeSMask, groupCtx);
+ this.ctx.restore();
+ this.ctx.save();
+ copyCtxState(groupCtx, this.ctx);
+ this.current.resumeSMaskCtx = groupCtx;
+ var deltaTransform = Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
+ this.ctx.transform.apply(this.ctx, deltaTransform);
+ groupCtx.save();
+ groupCtx.setTransform(1, 0, 0, 1, 0, 0);
+ groupCtx.clearRect(0, 0, groupCtx.canvas.width, groupCtx.canvas.height);
+ groupCtx.restore();
+ },
+ resumeSMaskGroup: function CanvasGraphics_endSMaskGroup() {
+ var groupCtx = this.current.resumeSMaskCtx;
+ var currentCtx = this.ctx;
+ this.ctx = groupCtx;
+ this.groupStack.push(currentCtx);
+ this.groupLevel++;
+ },
+ endSMaskGroup: function CanvasGraphics_endSMaskGroup() {
+ var groupCtx = this.ctx;
+ this.groupLevel--;
+ this.ctx = this.groupStack.pop();
+ composeSMask(this.ctx, this.current.activeSMask, groupCtx);
+ this.ctx.restore();
+ copyCtxState(groupCtx, this.ctx);
+ var deltaTransform = Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);
+ this.ctx.transform.apply(this.ctx, deltaTransform);
+ },
+ save: function CanvasGraphics_save() {
+ this.ctx.save();
+ var old = this.current;
+ this.stateStack.push(old);
+ this.current = old.clone();
+ this.current.resumeSMaskCtx = null;
+ },
+ restore: function CanvasGraphics_restore() {
+ if (this.current.resumeSMaskCtx) {
+ this.resumeSMaskGroup();
+ }
+ if (this.current.activeSMask !== null && (this.stateStack.length === 0 || this.stateStack[this.stateStack.length - 1].activeSMask !== this.current.activeSMask)) {
+ this.endSMaskGroup();
+ }
+ if (this.stateStack.length !== 0) {
+ this.current = this.stateStack.pop();
+ this.ctx.restore();
+ this.pendingClip = null;
+ this.cachedGetSinglePixelWidth = null;
+ }
+ },
+ transform: function CanvasGraphics_transform(a, b, c, d, e, f) {
+ this.ctx.transform(a, b, c, d, e, f);
+ this.cachedGetSinglePixelWidth = null;
+ },
+ constructPath: function CanvasGraphics_constructPath(ops, args) {
+ var ctx = this.ctx;
+ var current = this.current;
+ var x = current.x,
+ y = current.y;
+ for (var i = 0, j = 0, ii = ops.length; i < ii; i++) {
+ switch (ops[i] | 0) {
+ case OPS.rectangle:
+ x = args[j++];
+ y = args[j++];
+ var width = args[j++];
+ var height = args[j++];
+ if (width === 0) {
+ width = this.getSinglePixelWidth();
+ }
+ if (height === 0) {
+ height = this.getSinglePixelWidth();
+ }
+ var xw = x + width;
+ var yh = y + height;
+ this.ctx.moveTo(x, y);
+ this.ctx.lineTo(xw, y);
+ this.ctx.lineTo(xw, yh);
+ this.ctx.lineTo(x, yh);
+ this.ctx.lineTo(x, y);
+ this.ctx.closePath();
+ break;
+ case OPS.moveTo:
+ x = args[j++];
+ y = args[j++];
+ ctx.moveTo(x, y);
+ break;
+ case OPS.lineTo:
+ x = args[j++];
+ y = args[j++];
+ ctx.lineTo(x, y);
+ break;
+ case OPS.curveTo:
+ x = args[j + 4];
+ y = args[j + 5];
+ ctx.bezierCurveTo(args[j], args[j + 1], args[j + 2], args[j + 3], x, y);
+ j += 6;
+ break;
+ case OPS.curveTo2:
+ ctx.bezierCurveTo(x, y, args[j], args[j + 1], args[j + 2], args[j + 3]);
+ x = args[j + 2];
+ y = args[j + 3];
+ j += 4;
+ break;
+ case OPS.curveTo3:
+ x = args[j + 2];
+ y = args[j + 3];
+ ctx.bezierCurveTo(args[j], args[j + 1], x, y, x, y);
+ j += 4;
+ break;
+ case OPS.closePath:
+ ctx.closePath();
+ break;
+ }
+ }
+ current.setCurrentPoint(x, y);
+ },
+ closePath: function CanvasGraphics_closePath() {
+ this.ctx.closePath();
+ },
+ stroke: function CanvasGraphics_stroke(consumePath) {
+ consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
+ var ctx = this.ctx;
+ var strokeColor = this.current.strokeColor;
+ ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth);
+ ctx.globalAlpha = this.current.strokeAlpha;
+ if (strokeColor && strokeColor.hasOwnProperty('type') && strokeColor.type === 'Pattern') {
+ ctx.save();
+ ctx.strokeStyle = strokeColor.getPattern(ctx, this);
+ ctx.stroke();
+ ctx.restore();
+ } else {
+ ctx.stroke();
+ }
+ if (consumePath) {
+ this.consumePath();
+ }
+ ctx.globalAlpha = this.current.fillAlpha;
+ },
+ closeStroke: function CanvasGraphics_closeStroke() {
+ this.closePath();
+ this.stroke();
+ },
+ fill: function CanvasGraphics_fill(consumePath) {
+ consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
+ var ctx = this.ctx;
+ var fillColor = this.current.fillColor;
+ var isPatternFill = this.current.patternFill;
+ var needRestore = false;
+ if (isPatternFill) {
+ ctx.save();
+ if (this.baseTransform) {
+ ctx.setTransform.apply(ctx, this.baseTransform);
+ }
+ ctx.fillStyle = fillColor.getPattern(ctx, this);
+ needRestore = true;
+ }
+ if (this.pendingEOFill) {
+ ctx.fill('evenodd');
+ this.pendingEOFill = false;
+ } else {
+ ctx.fill();
+ }
+ if (needRestore) {
+ ctx.restore();
+ }
+ if (consumePath) {
+ this.consumePath();
+ }
+ },
+ eoFill: function CanvasGraphics_eoFill() {
+ this.pendingEOFill = true;
+ this.fill();
+ },
+ fillStroke: function CanvasGraphics_fillStroke() {
+ this.fill(false);
+ this.stroke(false);
+ this.consumePath();
+ },
+ eoFillStroke: function CanvasGraphics_eoFillStroke() {
+ this.pendingEOFill = true;
+ this.fillStroke();
+ },
+ closeFillStroke: function CanvasGraphics_closeFillStroke() {
+ this.closePath();
+ this.fillStroke();
+ },
+ closeEOFillStroke: function CanvasGraphics_closeEOFillStroke() {
+ this.pendingEOFill = true;
+ this.closePath();
+ this.fillStroke();
+ },
+ endPath: function CanvasGraphics_endPath() {
+ this.consumePath();
+ },
+ clip: function CanvasGraphics_clip() {
+ this.pendingClip = NORMAL_CLIP;
+ },
+ eoClip: function CanvasGraphics_eoClip() {
+ this.pendingClip = EO_CLIP;
+ },
+ beginText: function CanvasGraphics_beginText() {
+ this.current.textMatrix = IDENTITY_MATRIX;
+ this.current.textMatrixScale = 1;
+ this.current.x = this.current.lineX = 0;
+ this.current.y = this.current.lineY = 0;
+ },
+ endText: function CanvasGraphics_endText() {
+ var paths = this.pendingTextPaths;
+ var ctx = this.ctx;
+ if (paths === undefined) {
+ ctx.beginPath();
+ return;
+ }
+ ctx.save();
+ ctx.beginPath();
+ for (var i = 0; i < paths.length; i++) {
+ var path = paths[i];
+ ctx.setTransform.apply(ctx, path.transform);
+ ctx.translate(path.x, path.y);
+ path.addToPath(ctx, path.fontSize);
+ }
+ ctx.restore();
+ ctx.clip();
+ ctx.beginPath();
+ delete this.pendingTextPaths;
+ },
+ setCharSpacing: function CanvasGraphics_setCharSpacing(spacing) {
+ this.current.charSpacing = spacing;
+ },
+ setWordSpacing: function CanvasGraphics_setWordSpacing(spacing) {
+ this.current.wordSpacing = spacing;
+ },
+ setHScale: function CanvasGraphics_setHScale(scale) {
+ this.current.textHScale = scale / 100;
+ },
+ setLeading: function CanvasGraphics_setLeading(leading) {
+ this.current.leading = -leading;
+ },
+ setFont: function CanvasGraphics_setFont(fontRefName, size) {
+ var fontObj = this.commonObjs.get(fontRefName);
+ var current = this.current;
+ if (!fontObj) {
+ error('Can\'t find font for ' + fontRefName);
+ }
+ current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : FONT_IDENTITY_MATRIX;
+ if (current.fontMatrix[0] === 0 || current.fontMatrix[3] === 0) {
+ warn('Invalid font matrix for font ' + fontRefName);
+ }
+ if (size < 0) {
+ size = -size;
+ current.fontDirection = -1;
+ } else {
+ current.fontDirection = 1;
+ }
+ this.current.font = fontObj;
+ this.current.fontSize = size;
+ if (fontObj.isType3Font) {
+ return;
+ }
+ var name = fontObj.loadedName || 'sans-serif';
+ var bold = fontObj.black ? '900' : fontObj.bold ? 'bold' : 'normal';
+ var italic = fontObj.italic ? 'italic' : 'normal';
+ var typeface = '"' + name + '", ' + fontObj.fallbackName;
+ var browserFontSize = size < MIN_FONT_SIZE ? MIN_FONT_SIZE : size > MAX_FONT_SIZE ? MAX_FONT_SIZE : size;
+ this.current.fontSizeScale = size / browserFontSize;
+ var rule = italic + ' ' + bold + ' ' + browserFontSize + 'px ' + typeface;
+ this.ctx.font = rule;
+ },
+ setTextRenderingMode: function CanvasGraphics_setTextRenderingMode(mode) {
+ this.current.textRenderingMode = mode;
+ },
+ setTextRise: function CanvasGraphics_setTextRise(rise) {
+ this.current.textRise = rise;
+ },
+ moveText: function CanvasGraphics_moveText(x, y) {
+ this.current.x = this.current.lineX += x;
+ this.current.y = this.current.lineY += y;
+ },
+ setLeadingMoveText: function CanvasGraphics_setLeadingMoveText(x, y) {
+ this.setLeading(-y);
+ this.moveText(x, y);
+ },
+ setTextMatrix: function CanvasGraphics_setTextMatrix(a, b, c, d, e, f) {
+ this.current.textMatrix = [a, b, c, d, e, f];
+ this.current.textMatrixScale = Math.sqrt(a * a + b * b);
+ this.current.x = this.current.lineX = 0;
+ this.current.y = this.current.lineY = 0;
+ },
+ nextLine: function CanvasGraphics_nextLine() {
+ this.moveText(0, this.current.leading);
+ },
+ paintChar: function CanvasGraphics_paintChar(character, x, y) {
+ var ctx = this.ctx;
+ var current = this.current;
+ var font = current.font;
+ var textRenderingMode = current.textRenderingMode;
+ var fontSize = current.fontSize / current.fontSizeScale;
+ var fillStrokeMode = textRenderingMode & TextRenderingMode.FILL_STROKE_MASK;
+ var isAddToPathSet = !!(textRenderingMode & TextRenderingMode.ADD_TO_PATH_FLAG);
+ var addToPath;
+ if (font.disableFontFace || isAddToPathSet) {
+ addToPath = font.getPathGenerator(this.commonObjs, character);
+ }
+ if (font.disableFontFace) {
+ ctx.save();
+ ctx.translate(x, y);
+ ctx.beginPath();
+ addToPath(ctx, fontSize);
+ if (fillStrokeMode === TextRenderingMode.FILL || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
+ ctx.fill();
+ }
+ if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
+ ctx.stroke();
+ }
+ ctx.restore();
+ } else {
+ if (fillStrokeMode === TextRenderingMode.FILL || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
+ ctx.fillText(character, x, y);
+ }
+ if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
+ ctx.strokeText(character, x, y);
+ }
+ }
+ if (isAddToPathSet) {
+ var paths = this.pendingTextPaths || (this.pendingTextPaths = []);
+ paths.push({
+ transform: ctx.mozCurrentTransform,
+ x: x,
+ y: y,
+ fontSize: fontSize,
+ addToPath: addToPath
+ });
+ }
+ },
+ get isFontSubpixelAAEnabled() {
+ var ctx = this.canvasFactory.create(10, 10).context;
+ ctx.scale(1.5, 1);
+ ctx.fillText('I', 0, 10);
+ var data = ctx.getImageData(0, 0, 10, 10).data;
+ var enabled = false;
+ for (var i = 3; i < data.length; i += 4) {
+ if (data[i] > 0 && data[i] < 255) {
+ enabled = true;
+ break;
+ }
+ }
+ return shadow(this, 'isFontSubpixelAAEnabled', enabled);
+ },
+ showText: function CanvasGraphics_showText(glyphs) {
+ var current = this.current;
+ var font = current.font;
+ if (font.isType3Font) {
+ return this.showType3Text(glyphs);
+ }
+ var fontSize = current.fontSize;
+ if (fontSize === 0) {
+ return;
+ }
+ var ctx = this.ctx;
+ var fontSizeScale = current.fontSizeScale;
+ var charSpacing = current.charSpacing;
+ var wordSpacing = current.wordSpacing;
+ var fontDirection = current.fontDirection;
+ var textHScale = current.textHScale * fontDirection;
+ var glyphsLength = glyphs.length;
+ var vertical = font.vertical;
+ var spacingDir = vertical ? 1 : -1;
+ var defaultVMetrics = font.defaultVMetrics;
+ var widthAdvanceScale = fontSize * current.fontMatrix[0];
+ var simpleFillText = current.textRenderingMode === TextRenderingMode.FILL && !font.disableFontFace;
+ ctx.save();
+ ctx.transform.apply(ctx, current.textMatrix);
+ ctx.translate(current.x, current.y + current.textRise);
+ if (current.patternFill) {
+ ctx.fillStyle = current.fillColor.getPattern(ctx, this);
+ }
+ if (fontDirection > 0) {
+ ctx.scale(textHScale, -1);
+ } else {
+ ctx.scale(textHScale, 1);
+ }
+ var lineWidth = current.lineWidth;
+ var scale = current.textMatrixScale;
+ if (scale === 0 || lineWidth === 0) {
+ var fillStrokeMode = current.textRenderingMode & TextRenderingMode.FILL_STROKE_MASK;
+ if (fillStrokeMode === TextRenderingMode.STROKE || fillStrokeMode === TextRenderingMode.FILL_STROKE) {
+ this.cachedGetSinglePixelWidth = null;
+ lineWidth = this.getSinglePixelWidth() * MIN_WIDTH_FACTOR;
+ }
+ } else {
+ lineWidth /= scale;
+ }
+ if (fontSizeScale !== 1.0) {
+ ctx.scale(fontSizeScale, fontSizeScale);
+ lineWidth /= fontSizeScale;
+ }
+ ctx.lineWidth = lineWidth;
+ var x = 0,
+ i;
+ for (i = 0; i < glyphsLength; ++i) {
+ var glyph = glyphs[i];
+ if (isNum(glyph)) {
+ x += spacingDir * glyph * fontSize / 1000;
+ continue;
+ }
+ var restoreNeeded = false;
+ var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
+ var character = glyph.fontChar;
+ var accent = glyph.accent;
+ var scaledX, scaledY, scaledAccentX, scaledAccentY;
+ var width = glyph.width;
+ if (vertical) {
+ var vmetric, vx, vy;
+ vmetric = glyph.vmetric || defaultVMetrics;
+ vx = glyph.vmetric ? vmetric[1] : width * 0.5;
+ vx = -vx * widthAdvanceScale;
+ vy = vmetric[2] * widthAdvanceScale;
+ width = vmetric ? -vmetric[0] : width;
+ scaledX = vx / fontSizeScale;
+ scaledY = (x + vy) / fontSizeScale;
+ } else {
+ scaledX = x / fontSizeScale;
+ scaledY = 0;
+ }
+ if (font.remeasure && width > 0) {
+ var measuredWidth = ctx.measureText(character).width * 1000 / fontSize * fontSizeScale;
+ if (width < measuredWidth && this.isFontSubpixelAAEnabled) {
+ var characterScaleX = width / measuredWidth;
+ restoreNeeded = true;
+ ctx.save();
+ ctx.scale(characterScaleX, 1);
+ scaledX /= characterScaleX;
+ } else if (width !== measuredWidth) {
+ scaledX += (width - measuredWidth) / 2000 * fontSize / fontSizeScale;
+ }
+ }
+ if (glyph.isInFont || font.missingFile) {
+ if (simpleFillText && !accent) {
+ ctx.fillText(character, scaledX, scaledY);
+ } else {
+ this.paintChar(character, scaledX, scaledY);
+ if (accent) {
+ scaledAccentX = scaledX + accent.offset.x / fontSizeScale;
+ scaledAccentY = scaledY - accent.offset.y / fontSizeScale;
+ this.paintChar(accent.fontChar, scaledAccentX, scaledAccentY);
+ }
+ }
+ }
+ var charWidth = width * widthAdvanceScale + spacing * fontDirection;
+ x += charWidth;
+ if (restoreNeeded) {
+ ctx.restore();
+ }
+ }
+ if (vertical) {
+ current.y -= x * textHScale;
+ } else {
+ current.x += x * textHScale;
+ }
+ ctx.restore();
+ },
+ showType3Text: function CanvasGraphics_showType3Text(glyphs) {
+ var ctx = this.ctx;
+ var current = this.current;
+ var font = current.font;
+ var fontSize = current.fontSize;
+ var fontDirection = current.fontDirection;
+ var spacingDir = font.vertical ? 1 : -1;
+ var charSpacing = current.charSpacing;
+ var wordSpacing = current.wordSpacing;
+ var textHScale = current.textHScale * fontDirection;
+ var fontMatrix = current.fontMatrix || FONT_IDENTITY_MATRIX;
+ var glyphsLength = glyphs.length;
+ var isTextInvisible = current.textRenderingMode === TextRenderingMode.INVISIBLE;
+ var i, glyph, width, spacingLength;
+ if (isTextInvisible || fontSize === 0) {
+ return;
+ }
+ this.cachedGetSinglePixelWidth = null;
+ ctx.save();
+ ctx.transform.apply(ctx, current.textMatrix);
+ ctx.translate(current.x, current.y);
+ ctx.scale(textHScale, fontDirection);
+ for (i = 0; i < glyphsLength; ++i) {
+ glyph = glyphs[i];
+ if (isNum(glyph)) {
+ spacingLength = spacingDir * glyph * fontSize / 1000;
+ this.ctx.translate(spacingLength, 0);
+ current.x += spacingLength * textHScale;
+ continue;
+ }
+ var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing;
+ var operatorList = font.charProcOperatorList[glyph.operatorListId];
+ if (!operatorList) {
+ warn('Type3 character \"' + glyph.operatorListId + '\" is not available');
+ continue;
+ }
+ this.processingType3 = glyph;
+ this.save();
+ ctx.scale(fontSize, fontSize);
+ ctx.transform.apply(ctx, fontMatrix);
+ this.executeOperatorList(operatorList);
+ this.restore();
+ var transformed = Util.applyTransform([glyph.width, 0], fontMatrix);
+ width = transformed[0] * fontSize + spacing;
+ ctx.translate(width, 0);
+ current.x += width * textHScale;
+ }
+ ctx.restore();
+ this.processingType3 = null;
+ },
+ setCharWidth: function CanvasGraphics_setCharWidth(xWidth, yWidth) {},
+ setCharWidthAndBounds: function CanvasGraphics_setCharWidthAndBounds(xWidth, yWidth, llx, lly, urx, ury) {
+ this.ctx.rect(llx, lly, urx - llx, ury - lly);
+ this.clip();
+ this.endPath();
+ },
+ getColorN_Pattern: function CanvasGraphics_getColorN_Pattern(IR) {
+ var pattern;
+ if (IR[0] === 'TilingPattern') {
+ var color = IR[1];
+ var baseTransform = this.baseTransform || this.ctx.mozCurrentTransform.slice();
+ var self = this;
+ var canvasGraphicsFactory = {
+ createCanvasGraphics: function (ctx) {
+ return new CanvasGraphics(ctx, self.commonObjs, self.objs, self.canvasFactory);
+ }
+ };
+ pattern = new TilingPattern(IR, color, this.ctx, canvasGraphicsFactory, baseTransform);
+ } else {
+ pattern = getShadingPatternFromIR(IR);
+ }
+ return pattern;
+ },
+ setStrokeColorN: function CanvasGraphics_setStrokeColorN() {
+ this.current.strokeColor = this.getColorN_Pattern(arguments);
+ },
+ setFillColorN: function CanvasGraphics_setFillColorN() {
+ this.current.fillColor = this.getColorN_Pattern(arguments);
+ this.current.patternFill = true;
+ },
+ setStrokeRGBColor: function CanvasGraphics_setStrokeRGBColor(r, g, b) {
+ var color = Util.makeCssRgb(r, g, b);
+ this.ctx.strokeStyle = color;
+ this.current.strokeColor = color;
+ },
+ setFillRGBColor: function CanvasGraphics_setFillRGBColor(r, g, b) {
+ var color = Util.makeCssRgb(r, g, b);
+ this.ctx.fillStyle = color;
+ this.current.fillColor = color;
+ this.current.patternFill = false;
+ },
+ shadingFill: function CanvasGraphics_shadingFill(patternIR) {
+ var ctx = this.ctx;
+ this.save();
+ var pattern = getShadingPatternFromIR(patternIR);
+ ctx.fillStyle = pattern.getPattern(ctx, this, true);
+ var inv = ctx.mozCurrentTransformInverse;
+ if (inv) {
+ var canvas = ctx.canvas;
+ var width = canvas.width;
+ var height = canvas.height;
+ var bl = Util.applyTransform([0, 0], inv);
+ var br = Util.applyTransform([0, height], inv);
+ var ul = Util.applyTransform([width, 0], inv);
+ var ur = Util.applyTransform([width, height], inv);
+ var x0 = Math.min(bl[0], br[0], ul[0], ur[0]);
+ var y0 = Math.min(bl[1], br[1], ul[1], ur[1]);
+ var x1 = Math.max(bl[0], br[0], ul[0], ur[0]);
+ var y1 = Math.max(bl[1], br[1], ul[1], ur[1]);
+ this.ctx.fillRect(x0, y0, x1 - x0, y1 - y0);
+ } else {
+ this.ctx.fillRect(-1e10, -1e10, 2e10, 2e10);
+ }
+ this.restore();
+ },
+ beginInlineImage: function CanvasGraphics_beginInlineImage() {
+ error('Should not call beginInlineImage');
+ },
+ beginImageData: function CanvasGraphics_beginImageData() {
+ error('Should not call beginImageData');
+ },
+ paintFormXObjectBegin: function CanvasGraphics_paintFormXObjectBegin(matrix, bbox) {
+ this.save();
+ this.baseTransformStack.push(this.baseTransform);
+ if (isArray(matrix) && matrix.length === 6) {
+ this.transform.apply(this, matrix);
+ }
+ this.baseTransform = this.ctx.mozCurrentTransform;
+ if (isArray(bbox) && bbox.length === 4) {
+ var width = bbox[2] - bbox[0];
+ var height = bbox[3] - bbox[1];
+ this.ctx.rect(bbox[0], bbox[1], width, height);
+ this.clip();
+ this.endPath();
+ }
+ },
+ paintFormXObjectEnd: function CanvasGraphics_paintFormXObjectEnd() {
+ this.restore();
+ this.baseTransform = this.baseTransformStack.pop();
+ },
+ beginGroup: function CanvasGraphics_beginGroup(group) {
+ this.save();
+ var currentCtx = this.ctx;
+ if (!group.isolated) {
+ info('TODO: Support non-isolated groups.');
+ }
+ if (group.knockout) {
+ warn('Knockout groups not supported.');
+ }
+ var currentTransform = currentCtx.mozCurrentTransform;
+ if (group.matrix) {
+ currentCtx.transform.apply(currentCtx, group.matrix);
+ }
+ assert(group.bbox, 'Bounding box is required.');
+ var bounds = Util.getAxialAlignedBoundingBox(group.bbox, currentCtx.mozCurrentTransform);
+ var canvasBounds = [0, 0, currentCtx.canvas.width, currentCtx.canvas.height];
+ bounds = Util.intersect(bounds, canvasBounds) || [0, 0, 0, 0];
+ var offsetX = Math.floor(bounds[0]);
+ var offsetY = Math.floor(bounds[1]);
+ var drawnWidth = Math.max(Math.ceil(bounds[2]) - offsetX, 1);
+ var drawnHeight = Math.max(Math.ceil(bounds[3]) - offsetY, 1);
+ var scaleX = 1,
+ scaleY = 1;
+ if (drawnWidth > MAX_GROUP_SIZE) {
+ scaleX = drawnWidth / MAX_GROUP_SIZE;
+ drawnWidth = MAX_GROUP_SIZE;
+ }
+ if (drawnHeight > MAX_GROUP_SIZE) {
+ scaleY = drawnHeight / MAX_GROUP_SIZE;
+ drawnHeight = MAX_GROUP_SIZE;
+ }
+ var cacheId = 'groupAt' + this.groupLevel;
+ if (group.smask) {
+ cacheId += '_smask_' + this.smaskCounter++ % 2;
+ }
+ var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true);
+ var groupCtx = scratchCanvas.context;
+ groupCtx.scale(1 / scaleX, 1 / scaleY);
+ groupCtx.translate(-offsetX, -offsetY);
+ groupCtx.transform.apply(groupCtx, currentTransform);
+ if (group.smask) {
+ this.smaskStack.push({
+ canvas: scratchCanvas.canvas,
+ context: groupCtx,
+ offsetX: offsetX,
+ offsetY: offsetY,
+ scaleX: scaleX,
+ scaleY: scaleY,
+ subtype: group.smask.subtype,
+ backdrop: group.smask.backdrop,
+ transferMap: group.smask.transferMap || null,
+ startTransformInverse: null
+ });
+ } else {
+ currentCtx.setTransform(1, 0, 0, 1, 0, 0);
+ currentCtx.translate(offsetX, offsetY);
+ currentCtx.scale(scaleX, scaleY);
+ }
+ copyCtxState(currentCtx, groupCtx);
+ this.ctx = groupCtx;
+ this.setGState([['BM', 'Normal'], ['ca', 1], ['CA', 1]]);
+ this.groupStack.push(currentCtx);
+ this.groupLevel++;
+ this.current.activeSMask = null;
+ },
+ endGroup: function CanvasGraphics_endGroup(group) {
+ this.groupLevel--;
+ var groupCtx = this.ctx;
+ this.ctx = this.groupStack.pop();
+ if (this.ctx.imageSmoothingEnabled !== undefined) {
+ this.ctx.imageSmoothingEnabled = false;
+ } else {
+ this.ctx.mozImageSmoothingEnabled = false;
+ }
+ if (group.smask) {
+ this.tempSMask = this.smaskStack.pop();
+ } else {
+ this.ctx.drawImage(groupCtx.canvas, 0, 0);
+ }
+ this.restore();
+ },
+ beginAnnotations: function CanvasGraphics_beginAnnotations() {
+ this.save();
+ this.current = new CanvasExtraState();
+ if (this.baseTransform) {
+ this.ctx.setTransform.apply(this.ctx, this.baseTransform);
+ }
+ },
+ endAnnotations: function CanvasGraphics_endAnnotations() {
+ this.restore();
+ },
+ beginAnnotation: function CanvasGraphics_beginAnnotation(rect, transform, matrix) {
+ this.save();
+ if (isArray(rect) && rect.length === 4) {
+ var width = rect[2] - rect[0];
+ var height = rect[3] - rect[1];
+ this.ctx.rect(rect[0], rect[1], width, height);
+ this.clip();
+ this.endPath();
+ }
+ this.transform.apply(this, transform);
+ this.transform.apply(this, matrix);
+ },
+ endAnnotation: function CanvasGraphics_endAnnotation() {
+ this.restore();
+ },
+ paintJpegXObject: function CanvasGraphics_paintJpegXObject(objId, w, h) {
+ var domImage = this.objs.get(objId);
+ if (!domImage) {
+ warn('Dependent image isn\'t ready yet');
+ return;
+ }
+ this.save();
+ var ctx = this.ctx;
+ ctx.scale(1 / w, -1 / h);
+ ctx.drawImage(domImage, 0, 0, domImage.width, domImage.height, 0, -h, w, h);
+ if (this.imageLayer) {
+ var currentTransform = ctx.mozCurrentTransformInverse;
+ var position = this.getCanvasPosition(0, 0);
+ this.imageLayer.appendImage({
+ objId: objId,
+ left: position[0],
+ top: position[1],
+ width: w / currentTransform[0],
+ height: h / currentTransform[3]
+ });
+ }
+ this.restore();
+ },
+ paintImageMaskXObject: function CanvasGraphics_paintImageMaskXObject(img) {
+ var ctx = this.ctx;
+ var width = img.width,
+ height = img.height;
+ var fillColor = this.current.fillColor;
+ var isPatternFill = this.current.patternFill;
+ var glyph = this.processingType3;
+ if (COMPILE_TYPE3_GLYPHS && glyph && glyph.compiled === undefined) {
+ if (width <= MAX_SIZE_TO_COMPILE && height <= MAX_SIZE_TO_COMPILE) {
+ glyph.compiled = compileType3Glyph({
+ data: img.data,
+ width: width,
+ height: height
+ });
+ } else {
+ glyph.compiled = null;
+ }
+ }
+ if (glyph && glyph.compiled) {
+ glyph.compiled(ctx);
+ return;
+ }
+ var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
+ var maskCtx = maskCanvas.context;
+ maskCtx.save();
+ putBinaryImageMask(maskCtx, img);
+ maskCtx.globalCompositeOperation = 'source-in';
+ maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
+ maskCtx.fillRect(0, 0, width, height);
+ maskCtx.restore();
+ this.paintInlineImageXObject(maskCanvas.canvas);
+ },
+ paintImageMaskXObjectRepeat: function CanvasGraphics_paintImageMaskXObjectRepeat(imgData, scaleX, scaleY, positions) {
+ var width = imgData.width;
+ var height = imgData.height;
+ var fillColor = this.current.fillColor;
+ var isPatternFill = this.current.patternFill;
+ var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
+ var maskCtx = maskCanvas.context;
+ maskCtx.save();
+ putBinaryImageMask(maskCtx, imgData);
+ maskCtx.globalCompositeOperation = 'source-in';
+ maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
+ maskCtx.fillRect(0, 0, width, height);
+ maskCtx.restore();
+ var ctx = this.ctx;
+ for (var i = 0, ii = positions.length; i < ii; i += 2) {
+ ctx.save();
+ ctx.transform(scaleX, 0, 0, scaleY, positions[i], positions[i + 1]);
+ ctx.scale(1, -1);
+ ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
+ ctx.restore();
+ }
+ },
+ paintImageMaskXObjectGroup: function CanvasGraphics_paintImageMaskXObjectGroup(images) {
+ var ctx = this.ctx;
+ var fillColor = this.current.fillColor;
+ var isPatternFill = this.current.patternFill;
+ for (var i = 0, ii = images.length; i < ii; i++) {
+ var image = images[i];
+ var width = image.width,
+ height = image.height;
+ var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height);
+ var maskCtx = maskCanvas.context;
+ maskCtx.save();
+ putBinaryImageMask(maskCtx, image);
+ maskCtx.globalCompositeOperation = 'source-in';
+ maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor;
+ maskCtx.fillRect(0, 0, width, height);
+ maskCtx.restore();
+ ctx.save();
+ ctx.transform.apply(ctx, image.transform);
+ ctx.scale(1, -1);
+ ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1);
+ ctx.restore();
+ }
+ },
+ paintImageXObject: function CanvasGraphics_paintImageXObject(objId) {
+ var imgData = this.objs.get(objId);
+ if (!imgData) {
+ warn('Dependent image isn\'t ready yet');
+ return;
+ }
+ this.paintInlineImageXObject(imgData);
+ },
+ paintImageXObjectRepeat: function CanvasGraphics_paintImageXObjectRepeat(objId, scaleX, scaleY, positions) {
+ var imgData = this.objs.get(objId);
+ if (!imgData) {
+ warn('Dependent image isn\'t ready yet');
+ return;
+ }
+ var width = imgData.width;
+ var height = imgData.height;
+ var map = [];
+ for (var i = 0, ii = positions.length; i < ii; i += 2) {
+ map.push({
+ transform: [scaleX, 0, 0, scaleY, positions[i], positions[i + 1]],
+ x: 0,
+ y: 0,
+ w: width,
+ h: height
+ });
+ }
+ this.paintInlineImageXObjectGroup(imgData, map);
+ },
+ paintInlineImageXObject: function CanvasGraphics_paintInlineImageXObject(imgData) {
+ var width = imgData.width;
+ var height = imgData.height;
+ var ctx = this.ctx;
+ this.save();
+ ctx.scale(1 / width, -1 / height);
+ var currentTransform = ctx.mozCurrentTransformInverse;
+ var a = currentTransform[0],
+ b = currentTransform[1];
+ var widthScale = Math.max(Math.sqrt(a * a + b * b), 1);
+ var c = currentTransform[2],
+ d = currentTransform[3];
+ var heightScale = Math.max(Math.sqrt(c * c + d * d), 1);
+ var imgToPaint, tmpCanvas;
+ if (imgData instanceof HTMLElement || !imgData.data) {
+ imgToPaint = imgData;
+ } else {
+ tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', width, height);
+ var tmpCtx = tmpCanvas.context;
+ putBinaryImageData(tmpCtx, imgData);
+ imgToPaint = tmpCanvas.canvas;
+ }
+ var paintWidth = width,
+ paintHeight = height;
+ var tmpCanvasId = 'prescale1';
+ while (widthScale > 2 && paintWidth > 1 || heightScale > 2 && paintHeight > 1) {
+ var newWidth = paintWidth,
+ newHeight = paintHeight;
+ if (widthScale > 2 && paintWidth > 1) {
+ newWidth = Math.ceil(paintWidth / 2);
+ widthScale /= paintWidth / newWidth;
+ }
+ if (heightScale > 2 && paintHeight > 1) {
+ newHeight = Math.ceil(paintHeight / 2);
+ heightScale /= paintHeight / newHeight;
+ }
+ tmpCanvas = this.cachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight);
+ tmpCtx = tmpCanvas.context;
+ tmpCtx.clearRect(0, 0, newWidth, newHeight);
+ tmpCtx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, 0, newWidth, newHeight);
+ imgToPaint = tmpCanvas.canvas;
+ paintWidth = newWidth;
+ paintHeight = newHeight;
+ tmpCanvasId = tmpCanvasId === 'prescale1' ? 'prescale2' : 'prescale1';
+ }
+ ctx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, -height, width, height);
+ if (this.imageLayer) {
+ var position = this.getCanvasPosition(0, -height);
+ this.imageLayer.appendImage({
+ imgData: imgData,
+ left: position[0],
+ top: position[1],
+ width: width / currentTransform[0],
+ height: height / currentTransform[3]
+ });
+ }
+ this.restore();
+ },
+ paintInlineImageXObjectGroup: function CanvasGraphics_paintInlineImageXObjectGroup(imgData, map) {
+ var ctx = this.ctx;
+ var w = imgData.width;
+ var h = imgData.height;
+ var tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', w, h);
+ var tmpCtx = tmpCanvas.context;
+ putBinaryImageData(tmpCtx, imgData);
+ for (var i = 0, ii = map.length; i < ii; i++) {
+ var entry = map[i];
+ ctx.save();
+ ctx.transform.apply(ctx, entry.transform);
+ ctx.scale(1, -1);
+ ctx.drawImage(tmpCanvas.canvas, entry.x, entry.y, entry.w, entry.h, 0, -1, 1, 1);
+ if (this.imageLayer) {
+ var position = this.getCanvasPosition(entry.x, entry.y);
+ this.imageLayer.appendImage({
+ imgData: imgData,
+ left: position[0],
+ top: position[1],
+ width: w,
+ height: h
+ });
+ }
+ ctx.restore();
+ }
+ },
+ paintSolidColorImageMask: function CanvasGraphics_paintSolidColorImageMask() {
+ this.ctx.fillRect(0, 0, 1, 1);
+ },
+ paintXObject: function CanvasGraphics_paintXObject() {
+ warn('Unsupported \'paintXObject\' command.');
+ },
+ markPoint: function CanvasGraphics_markPoint(tag) {},
+ markPointProps: function CanvasGraphics_markPointProps(tag, properties) {},
+ beginMarkedContent: function CanvasGraphics_beginMarkedContent(tag) {},
+ beginMarkedContentProps: function CanvasGraphics_beginMarkedContentProps(tag, properties) {},
+ endMarkedContent: function CanvasGraphics_endMarkedContent() {},
+ beginCompat: function CanvasGraphics_beginCompat() {},
+ endCompat: function CanvasGraphics_endCompat() {},
+ consumePath: function CanvasGraphics_consumePath() {
+ var ctx = this.ctx;
+ if (this.pendingClip) {
+ if (this.pendingClip === EO_CLIP) {
+ ctx.clip('evenodd');
+ } else {
+ ctx.clip();
+ }
+ this.pendingClip = null;
+ }
+ ctx.beginPath();
+ },
+ getSinglePixelWidth: function CanvasGraphics_getSinglePixelWidth(scale) {
+ if (this.cachedGetSinglePixelWidth === null) {
+ this.ctx.save();
+ var inverse = this.ctx.mozCurrentTransformInverse;
+ this.ctx.restore();
+ this.cachedGetSinglePixelWidth = Math.sqrt(Math.max(inverse[0] * inverse[0] + inverse[1] * inverse[1], inverse[2] * inverse[2] + inverse[3] * inverse[3]));
+ }
+ return this.cachedGetSinglePixelWidth;
+ },
+ getCanvasPosition: function CanvasGraphics_getCanvasPosition(x, y) {
+ var transform = this.ctx.mozCurrentTransform;
+ return [transform[0] * x + transform[2] * y + transform[4], transform[1] * x + transform[3] * y + transform[5]];
+ }
+ };
+ for (var op in OPS) {
+ CanvasGraphics.prototype[OPS[op]] = CanvasGraphics.prototype[op];
+ }
+ return CanvasGraphics;
+}();
+exports.CanvasGraphics = CanvasGraphics;
+
+/***/ }),
+/* 11 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var assert = sharedUtil.assert;
+var bytesToString = sharedUtil.bytesToString;
+var string32 = sharedUtil.string32;
+var shadow = sharedUtil.shadow;
+var warn = sharedUtil.warn;
+function FontLoader(docId) {
+ this.docId = docId;
+ this.styleElement = null;
+ this.nativeFontFaces = [];
+ this.loadTestFontId = 0;
+ this.loadingContext = {
+ requests: [],
+ nextRequestId: 0
+ };
+}
+FontLoader.prototype = {
+ insertRule: function fontLoaderInsertRule(rule) {
+ var styleElement = this.styleElement;
+ if (!styleElement) {
+ styleElement = this.styleElement = document.createElement('style');
+ styleElement.id = 'PDFJS_FONT_STYLE_TAG_' + this.docId;
+ document.documentElement.getElementsByTagName('head')[0].appendChild(styleElement);
+ }
+ var styleSheet = styleElement.sheet;
+ styleSheet.insertRule(rule, styleSheet.cssRules.length);
+ },
+ clear: function fontLoaderClear() {
+ if (this.styleElement) {
+ this.styleElement.remove();
+ this.styleElement = null;
+ }
+ this.nativeFontFaces.forEach(function (nativeFontFace) {
+ document.fonts.delete(nativeFontFace);
+ });
+ this.nativeFontFaces.length = 0;
+ }
+};
+var getLoadTestFont = function () {
+ 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==');
+};
+Object.defineProperty(FontLoader.prototype, 'loadTestFont', {
+ get: function () {
+ return shadow(this, 'loadTestFont', getLoadTestFont());
+ },
+ configurable: true
+});
+FontLoader.prototype.addNativeFontFace = function fontLoader_addNativeFontFace(nativeFontFace) {
+ this.nativeFontFaces.push(nativeFontFace);
+ document.fonts.add(nativeFontFace);
+};
+FontLoader.prototype.bind = function fontLoaderBind(fonts, callback) {
+ var rules = [];
+ var fontsToLoad = [];
+ var fontLoadPromises = [];
+ var getNativeFontPromise = function (nativeFontFace) {
+ return nativeFontFace.loaded.catch(function (e) {
+ warn('Failed to load font "' + nativeFontFace.family + '": ' + e);
+ });
+ };
+ var isFontLoadingAPISupported = FontLoader.isFontLoadingAPISupported && !FontLoader.isSyncFontLoadingSupported;
+ for (var i = 0, ii = fonts.length; i < ii; i++) {
+ var font = fonts[i];
+ if (font.attached || font.loading === false) {
+ continue;
+ }
+ font.attached = true;
+ if (isFontLoadingAPISupported) {
+ var nativeFontFace = font.createNativeFontFace();
+ if (nativeFontFace) {
+ this.addNativeFontFace(nativeFontFace);
+ fontLoadPromises.push(getNativeFontPromise(nativeFontFace));
+ }
+ } else {
+ var rule = font.createFontFaceRule();
+ if (rule) {
+ this.insertRule(rule);
+ rules.push(rule);
+ fontsToLoad.push(font);
+ }
+ }
+ }
+ var request = this.queueLoadingCallback(callback);
+ if (isFontLoadingAPISupported) {
+ Promise.all(fontLoadPromises).then(function () {
+ request.complete();
+ });
+ } else if (rules.length > 0 && !FontLoader.isSyncFontLoadingSupported) {
+ this.prepareFontLoadEvent(rules, fontsToLoad, request);
+ } else {
+ request.complete();
+ }
+};
+FontLoader.prototype.queueLoadingCallback = function FontLoader_queueLoadingCallback(callback) {
+ function LoadLoader_completeRequest() {
+ assert(!request.end, 'completeRequest() cannot be called twice');
+ request.end = Date.now();
+ while (context.requests.length > 0 && context.requests[0].end) {
+ var otherRequest = context.requests.shift();
+ setTimeout(otherRequest.callback, 0);
+ }
+ }
+ var context = this.loadingContext;
+ var requestId = 'pdfjs-font-loading-' + context.nextRequestId++;
+ var request = {
+ id: requestId,
+ complete: LoadLoader_completeRequest,
+ callback: callback,
+ started: Date.now()
+ };
+ context.requests.push(request);
+ return request;
+};
+FontLoader.prototype.prepareFontLoadEvent = function fontLoaderPrepareFontLoadEvent(rules, fonts, request) {
+ function int32(data, offset) {
+ return data.charCodeAt(offset) << 24 | data.charCodeAt(offset + 1) << 16 | data.charCodeAt(offset + 2) << 8 | data.charCodeAt(offset + 3) & 0xff;
+ }
+ function spliceString(s, offset, remove, insert) {
+ var chunk1 = s.substr(0, offset);
+ var chunk2 = s.substr(offset + remove);
+ return chunk1 + insert + chunk2;
+ }
+ var i, ii;
+ var canvas = document.createElement('canvas');
+ canvas.width = 1;
+ canvas.height = 1;
+ var ctx = canvas.getContext('2d');
+ var called = 0;
+ function isFontReady(name, callback) {
+ called++;
+ if (called > 30) {
+ warn('Load test font never loaded.');
+ callback();
+ return;
+ }
+ ctx.font = '30px ' + name;
+ ctx.fillText('.', 0, 20);
+ var imageData = ctx.getImageData(0, 0, 1, 1);
+ if (imageData.data[3] > 0) {
+ callback();
+ return;
+ }
+ setTimeout(isFontReady.bind(null, name, callback));
+ }
+ var loadTestFontId = 'lt' + Date.now() + this.loadTestFontId++;
+ var data = this.loadTestFont;
+ var COMMENT_OFFSET = 976;
+ data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length, loadTestFontId);
+ var CFF_CHECKSUM_OFFSET = 16;
+ var XXXX_VALUE = 0x58585858;
+ var checksum = int32(data, CFF_CHECKSUM_OFFSET);
+ for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) {
+ checksum = checksum - XXXX_VALUE + int32(loadTestFontId, i) | 0;
+ }
+ if (i < loadTestFontId.length) {
+ checksum = checksum - XXXX_VALUE + int32(loadTestFontId + 'XXX', i) | 0;
+ }
+ data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, string32(checksum));
+ var url = 'url(data:font/opentype;base64,' + btoa(data) + ');';
+ var rule = '@font-face { font-family:"' + loadTestFontId + '";src:' + url + '}';
+ this.insertRule(rule);
+ var names = [];
+ for (i = 0, ii = fonts.length; i < ii; i++) {
+ names.push(fonts[i].loadedName);
+ }
+ names.push(loadTestFontId);
+ var div = document.createElement('div');
+ div.setAttribute('style', 'visibility: hidden;' + 'width: 10px; height: 10px;' + 'position: absolute; top: 0px; left: 0px;');
+ for (i = 0, ii = names.length; i < ii; ++i) {
+ var span = document.createElement('span');
+ span.textContent = 'Hi';
+ span.style.fontFamily = names[i];
+ div.appendChild(span);
+ }
+ document.body.appendChild(div);
+ isFontReady(loadTestFontId, function () {
+ document.body.removeChild(div);
+ request.complete();
+ });
+};
+FontLoader.isFontLoadingAPISupported = typeof document !== 'undefined' && !!document.fonts;
+var isSyncFontLoadingSupported = function isSyncFontLoadingSupported() {
+ if (typeof navigator === 'undefined') {
+ return true;
+ }
+ var supported = false;
+ var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent);
+ if (m && m[1] >= 14) {
+ supported = true;
+ }
+ return supported;
+};
+Object.defineProperty(FontLoader, 'isSyncFontLoadingSupported', {
+ get: function () {
+ return shadow(FontLoader, 'isSyncFontLoadingSupported', isSyncFontLoadingSupported());
+ },
+ enumerable: true,
+ configurable: true
+});
+var IsEvalSupportedCached = {
+ get value() {
+ return shadow(this, 'value', sharedUtil.isEvalSupported());
+ }
+};
+var FontFaceObject = function FontFaceObjectClosure() {
+ function FontFaceObject(translatedData, options) {
+ this.compiledGlyphs = Object.create(null);
+ for (var i in translatedData) {
+ this[i] = translatedData[i];
+ }
+ this.options = options;
+ }
+ FontFaceObject.prototype = {
+ createNativeFontFace: function FontFaceObject_createNativeFontFace() {
+ if (!this.data) {
+ return null;
+ }
+ if (this.options.disableFontFace) {
+ this.disableFontFace = true;
+ return null;
+ }
+ var nativeFontFace = new FontFace(this.loadedName, this.data, {});
+ if (this.options.fontRegistry) {
+ this.options.fontRegistry.registerFont(this);
+ }
+ return nativeFontFace;
+ },
+ createFontFaceRule: function FontFaceObject_createFontFaceRule() {
+ if (!this.data) {
+ return null;
+ }
+ if (this.options.disableFontFace) {
+ this.disableFontFace = true;
+ return null;
+ }
+ var data = bytesToString(new Uint8Array(this.data));
+ var fontName = this.loadedName;
+ var url = 'url(data:' + this.mimetype + ';base64,' + btoa(data) + ');';
+ var rule = '@font-face { font-family:"' + fontName + '";src:' + url + '}';
+ if (this.options.fontRegistry) {
+ this.options.fontRegistry.registerFont(this, url);
+ }
+ return rule;
+ },
+ getPathGenerator: function FontFaceObject_getPathGenerator(objs, character) {
+ if (!(character in this.compiledGlyphs)) {
+ var cmds = objs.get(this.loadedName + '_path_' + character);
+ var current, i, len;
+ if (this.options.isEvalSupported && IsEvalSupportedCached.value) {
+ var args,
+ js = '';
+ for (i = 0, len = cmds.length; i < len; i++) {
+ current = cmds[i];
+ if (current.args !== undefined) {
+ args = current.args.join(',');
+ } else {
+ args = '';
+ }
+ js += 'c.' + current.cmd + '(' + args + ');\n';
+ }
+ this.compiledGlyphs[character] = new Function('c', 'size', js);
+ } else {
+ this.compiledGlyphs[character] = function (c, size) {
+ for (i = 0, len = cmds.length; i < len; i++) {
+ current = cmds[i];
+ if (current.cmd === 'scale') {
+ current.args = [size, -size];
+ }
+ c[current.cmd].apply(c, current.args);
+ }
+ };
+ }
+ }
+ return this.compiledGlyphs[character];
+ }
+ };
+ return FontFaceObject;
+}();
+exports.FontFaceObject = FontFaceObject;
+exports.FontLoader = FontLoader;
+
+/***/ }),
+/* 12 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var sharedUtil = __w_pdfjs_require__(0);
+var displayWebGL = __w_pdfjs_require__(8);
+var Util = sharedUtil.Util;
+var info = sharedUtil.info;
+var isArray = sharedUtil.isArray;
+var error = sharedUtil.error;
+var WebGLUtils = displayWebGL.WebGLUtils;
+var ShadingIRs = {};
+ShadingIRs.RadialAxial = {
+ fromIR: function RadialAxial_fromIR(raw) {
+ var type = raw[1];
+ var colorStops = raw[2];
+ var p0 = raw[3];
+ var p1 = raw[4];
+ var r0 = raw[5];
+ var r1 = raw[6];
+ return {
+ type: 'Pattern',
+ getPattern: function RadialAxial_getPattern(ctx) {
+ var grad;
+ if (type === 'axial') {
+ grad = ctx.createLinearGradient(p0[0], p0[1], p1[0], p1[1]);
+ } else if (type === 'radial') {
+ grad = ctx.createRadialGradient(p0[0], p0[1], r0, p1[0], p1[1], r1);
+ }
+ for (var i = 0, ii = colorStops.length; i < ii; ++i) {
+ var c = colorStops[i];
+ grad.addColorStop(c[0], c[1]);
+ }
+ return grad;
+ }
+ };
+ }
+};
+var createMeshCanvas = function createMeshCanvasClosure() {
+ function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) {
+ var coords = context.coords,
+ colors = context.colors;
+ var bytes = data.data,
+ rowSize = data.width * 4;
+ var tmp;
+ if (coords[p1 + 1] > coords[p2 + 1]) {
+ tmp = p1;
+ p1 = p2;
+ p2 = tmp;
+ tmp = c1;
+ c1 = c2;
+ c2 = tmp;
+ }
+ if (coords[p2 + 1] > coords[p3 + 1]) {
+ tmp = p2;
+ p2 = p3;
+ p3 = tmp;
+ tmp = c2;
+ c2 = c3;
+ c3 = tmp;
+ }
+ if (coords[p1 + 1] > coords[p2 + 1]) {
+ tmp = p1;
+ p1 = p2;
+ p2 = tmp;
+ tmp = c1;
+ c1 = c2;
+ c2 = tmp;
+ }
+ var x1 = (coords[p1] + context.offsetX) * context.scaleX;
+ var y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY;
+ var x2 = (coords[p2] + context.offsetX) * context.scaleX;
+ var y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY;
+ var x3 = (coords[p3] + context.offsetX) * context.scaleX;
+ var y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY;
+ if (y1 >= y3) {
+ return;
+ }
+ var c1r = colors[c1],
+ c1g = colors[c1 + 1],
+ c1b = colors[c1 + 2];
+ var c2r = colors[c2],
+ c2g = colors[c2 + 1],
+ c2b = colors[c2 + 2];
+ var c3r = colors[c3],
+ c3g = colors[c3 + 1],
+ c3b = colors[c3 + 2];
+ var minY = Math.round(y1),
+ maxY = Math.round(y3);
+ var xa, car, cag, cab;
+ var xb, cbr, cbg, cbb;
+ var k;
+ for (var y = minY; y <= maxY; y++) {
+ if (y < y2) {
+ k = y < y1 ? 0 : y1 === y2 ? 1 : (y1 - y) / (y1 - y2);
+ xa = x1 - (x1 - x2) * k;
+ car = c1r - (c1r - c2r) * k;
+ cag = c1g - (c1g - c2g) * k;
+ cab = c1b - (c1b - c2b) * k;
+ } else {
+ k = y > y3 ? 1 : y2 === y3 ? 0 : (y2 - y) / (y2 - y3);
+ xa = x2 - (x2 - x3) * k;
+ car = c2r - (c2r - c3r) * k;
+ cag = c2g - (c2g - c3g) * k;
+ cab = c2b - (c2b - c3b) * k;
+ }
+ k = y < y1 ? 0 : y > y3 ? 1 : (y1 - y) / (y1 - y3);
+ xb = x1 - (x1 - x3) * k;
+ cbr = c1r - (c1r - c3r) * k;
+ cbg = c1g - (c1g - c3g) * k;
+ cbb = c1b - (c1b - c3b) * k;
+ var x1_ = Math.round(Math.min(xa, xb));
+ var x2_ = Math.round(Math.max(xa, xb));
+ var j = rowSize * y + x1_ * 4;
+ for (var x = x1_; x <= x2_; x++) {
+ k = (xa - x) / (xa - xb);
+ k = k < 0 ? 0 : k > 1 ? 1 : k;
+ bytes[j++] = car - (car - cbr) * k | 0;
+ bytes[j++] = cag - (cag - cbg) * k | 0;
+ bytes[j++] = cab - (cab - cbb) * k | 0;
+ bytes[j++] = 255;
+ }
+ }
+ }
+ function drawFigure(data, figure, context) {
+ var ps = figure.coords;
+ var cs = figure.colors;
+ var i, ii;
+ switch (figure.type) {
+ case 'lattice':
+ var verticesPerRow = figure.verticesPerRow;
+ var rows = Math.floor(ps.length / verticesPerRow) - 1;
+ var cols = verticesPerRow - 1;
+ for (i = 0; i < rows; i++) {
+ var q = i * verticesPerRow;
+ for (var j = 0; j < cols; j++, q++) {
+ drawTriangle(data, context, ps[q], ps[q + 1], ps[q + verticesPerRow], cs[q], cs[q + 1], cs[q + verticesPerRow]);
+ drawTriangle(data, context, ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow], cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]);
+ }
+ }
+ break;
+ case 'triangles':
+ for (i = 0, ii = ps.length; i < ii; i += 3) {
+ drawTriangle(data, context, ps[i], ps[i + 1], ps[i + 2], cs[i], cs[i + 1], cs[i + 2]);
+ }
+ break;
+ default:
+ error('illigal figure');
+ break;
+ }
+ }
+ function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases) {
+ var EXPECTED_SCALE = 1.1;
+ var MAX_PATTERN_SIZE = 3000;
+ var BORDER_SIZE = 2;
+ var offsetX = Math.floor(bounds[0]);
+ var offsetY = Math.floor(bounds[1]);
+ var boundsWidth = Math.ceil(bounds[2]) - offsetX;
+ var boundsHeight = Math.ceil(bounds[3]) - offsetY;
+ var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
+ var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] * EXPECTED_SCALE)), MAX_PATTERN_SIZE);
+ var scaleX = boundsWidth / width;
+ var scaleY = boundsHeight / height;
+ var context = {
+ coords: coords,
+ colors: colors,
+ offsetX: -offsetX,
+ offsetY: -offsetY,
+ scaleX: 1 / scaleX,
+ scaleY: 1 / scaleY
+ };
+ var paddedWidth = width + BORDER_SIZE * 2;
+ var paddedHeight = height + BORDER_SIZE * 2;
+ var canvas, tmpCanvas, i, ii;
+ if (WebGLUtils.isEnabled) {
+ canvas = WebGLUtils.drawFigures(width, height, backgroundColor, figures, context);
+ tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
+ tmpCanvas.context.drawImage(canvas, BORDER_SIZE, BORDER_SIZE);
+ canvas = tmpCanvas.canvas;
+ } else {
+ tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
+ var tmpCtx = tmpCanvas.context;
+ var data = tmpCtx.createImageData(width, height);
+ if (backgroundColor) {
+ var bytes = data.data;
+ for (i = 0, ii = bytes.length; i < ii; i += 4) {
+ bytes[i] = backgroundColor[0];
+ bytes[i + 1] = backgroundColor[1];
+ bytes[i + 2] = backgroundColor[2];
+ bytes[i + 3] = 255;
+ }
+ }
+ for (i = 0; i < figures.length; i++) {
+ drawFigure(data, figures[i], context);
+ }
+ tmpCtx.putImageData(data, BORDER_SIZE, BORDER_SIZE);
+ canvas = tmpCanvas.canvas;
+ }
+ return {
+ canvas: canvas,
+ offsetX: offsetX - BORDER_SIZE * scaleX,
+ offsetY: offsetY - BORDER_SIZE * scaleY,
+ scaleX: scaleX,
+ scaleY: scaleY
+ };
+ }
+ return createMeshCanvas;
+}();
+ShadingIRs.Mesh = {
+ fromIR: function Mesh_fromIR(raw) {
+ var coords = raw[2];
+ var colors = raw[3];
+ var figures = raw[4];
+ var bounds = raw[5];
+ var matrix = raw[6];
+ var background = raw[8];
+ return {
+ type: 'Pattern',
+ getPattern: function Mesh_getPattern(ctx, owner, shadingFill) {
+ var scale;
+ if (shadingFill) {
+ scale = Util.singularValueDecompose2dScale(ctx.mozCurrentTransform);
+ } else {
+ scale = Util.singularValueDecompose2dScale(owner.baseTransform);
+ if (matrix) {
+ var matrixScale = Util.singularValueDecompose2dScale(matrix);
+ scale = [scale[0] * matrixScale[0], scale[1] * matrixScale[1]];
+ }
+ }
+ var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases);
+ if (!shadingFill) {
+ ctx.setTransform.apply(ctx, owner.baseTransform);
+ if (matrix) {
+ ctx.transform.apply(ctx, matrix);
+ }
+ }
+ ctx.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY);
+ ctx.scale(temporaryPatternCanvas.scaleX, temporaryPatternCanvas.scaleY);
+ return ctx.createPattern(temporaryPatternCanvas.canvas, 'no-repeat');
+ }
+ };
+ }
+};
+ShadingIRs.Dummy = {
+ fromIR: function Dummy_fromIR() {
+ return {
+ type: 'Pattern',
+ getPattern: function Dummy_fromIR_getPattern() {
+ return 'hotpink';
+ }
+ };
+ }
+};
+function getShadingPatternFromIR(raw) {
+ var shadingIR = ShadingIRs[raw[0]];
+ if (!shadingIR) {
+ error('Unknown IR type: ' + raw[0]);
+ }
+ return shadingIR.fromIR(raw);
+}
+var TilingPattern = function TilingPatternClosure() {
+ var PaintType = {
+ COLORED: 1,
+ UNCOLORED: 2
+ };
+ var MAX_PATTERN_SIZE = 3000;
+ function TilingPattern(IR, color, ctx, canvasGraphicsFactory, baseTransform) {
+ this.operatorList = IR[2];
+ this.matrix = IR[3] || [1, 0, 0, 1, 0, 0];
+ this.bbox = Util.normalizeRect(IR[4]);
+ this.xstep = IR[5];
+ this.ystep = IR[6];
+ this.paintType = IR[7];
+ this.tilingType = IR[8];
+ this.color = color;
+ this.canvasGraphicsFactory = canvasGraphicsFactory;
+ this.baseTransform = baseTransform;
+ this.type = 'Pattern';
+ this.ctx = ctx;
+ }
+ TilingPattern.prototype = {
+ createPatternCanvas: function TilinPattern_createPatternCanvas(owner) {
+ var operatorList = this.operatorList;
+ var bbox = this.bbox;
+ var xstep = this.xstep;
+ var ystep = this.ystep;
+ var paintType = this.paintType;
+ var tilingType = this.tilingType;
+ var color = this.color;
+ var canvasGraphicsFactory = this.canvasGraphicsFactory;
+ info('TilingType: ' + tilingType);
+ var x0 = bbox[0],
+ y0 = bbox[1],
+ x1 = bbox[2],
+ y1 = bbox[3];
+ var topLeft = [x0, y0];
+ var botRight = [x0 + xstep, y0 + ystep];
+ var width = botRight[0] - topLeft[0];
+ var height = botRight[1] - topLeft[1];
+ var matrixScale = Util.singularValueDecompose2dScale(this.matrix);
+ var curMatrixScale = Util.singularValueDecompose2dScale(this.baseTransform);
+ var combinedScale = [matrixScale[0] * curMatrixScale[0], matrixScale[1] * curMatrixScale[1]];
+ width = Math.min(Math.ceil(Math.abs(width * combinedScale[0])), MAX_PATTERN_SIZE);
+ height = Math.min(Math.ceil(Math.abs(height * combinedScale[1])), MAX_PATTERN_SIZE);
+ var tmpCanvas = owner.cachedCanvases.getCanvas('pattern', width, height, true);
+ var tmpCtx = tmpCanvas.context;
+ var graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx);
+ graphics.groupLevel = owner.groupLevel;
+ this.setFillAndStrokeStyleToContext(tmpCtx, paintType, color);
+ this.setScale(width, height, xstep, ystep);
+ this.transformToScale(graphics);
+ var tmpTranslate = [1, 0, 0, 1, -topLeft[0], -topLeft[1]];
+ graphics.transform.apply(graphics, tmpTranslate);
+ this.clipBbox(graphics, bbox, x0, y0, x1, y1);
+ graphics.executeOperatorList(operatorList);
+ return tmpCanvas.canvas;
+ },
+ setScale: function TilingPattern_setScale(width, height, xstep, ystep) {
+ this.scale = [width / xstep, height / ystep];
+ },
+ transformToScale: function TilingPattern_transformToScale(graphics) {
+ var scale = this.scale;
+ var tmpScale = [scale[0], 0, 0, scale[1], 0, 0];
+ graphics.transform.apply(graphics, tmpScale);
+ },
+ scaleToContext: function TilingPattern_scaleToContext() {
+ var scale = this.scale;
+ this.ctx.scale(1 / scale[0], 1 / scale[1]);
+ },
+ clipBbox: function clipBbox(graphics, bbox, x0, y0, x1, y1) {
+ if (isArray(bbox) && bbox.length === 4) {
+ var bboxWidth = x1 - x0;
+ var bboxHeight = y1 - y0;
+ graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight);
+ graphics.clip();
+ graphics.endPath();
+ }
+ },
+ setFillAndStrokeStyleToContext: function setFillAndStrokeStyleToContext(context, paintType, color) {
+ switch (paintType) {
+ case PaintType.COLORED:
+ var ctx = this.ctx;
+ context.fillStyle = ctx.fillStyle;
+ context.strokeStyle = ctx.strokeStyle;
+ break;
+ case PaintType.UNCOLORED:
+ var cssColor = Util.makeCssRgb(color[0], color[1], color[2]);
+ context.fillStyle = cssColor;
+ context.strokeStyle = cssColor;
+ break;
+ default:
+ error('Unsupported paint type: ' + paintType);
+ }
+ },
+ getPattern: function TilingPattern_getPattern(ctx, owner) {
+ var temporaryPatternCanvas = this.createPatternCanvas(owner);
+ ctx = this.ctx;
+ ctx.setTransform.apply(ctx, this.baseTransform);
+ ctx.transform.apply(ctx, this.matrix);
+ this.scaleToContext();
+ return ctx.createPattern(temporaryPatternCanvas, 'repeat');
+ }
+ };
+ return TilingPattern;
+}();
+exports.getShadingPatternFromIR = getShadingPatternFromIR;
+exports.TilingPattern = TilingPattern;
+
+/***/ }),
+/* 13 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+
+
+var pdfjsVersion = '1.7.395';
+var pdfjsBuild = '07f7c97b';
+var pdfjsSharedUtil = __w_pdfjs_require__(0);
+var pdfjsDisplayGlobal = __w_pdfjs_require__(9);
+var pdfjsDisplayAPI = __w_pdfjs_require__(3);
+var pdfjsDisplayTextLayer = __w_pdfjs_require__(5);
+var pdfjsDisplayAnnotationLayer = __w_pdfjs_require__(2);
+var pdfjsDisplayDOMUtils = __w_pdfjs_require__(1);
+var pdfjsDisplaySVG = __w_pdfjs_require__(4);
+exports.PDFJS = pdfjsDisplayGlobal.PDFJS;
+exports.build = pdfjsDisplayAPI.build;
+exports.version = pdfjsDisplayAPI.version;
+exports.getDocument = pdfjsDisplayAPI.getDocument;
+exports.PDFDataRangeTransport = pdfjsDisplayAPI.PDFDataRangeTransport;
+exports.PDFWorker = pdfjsDisplayAPI.PDFWorker;
+exports.renderTextLayer = pdfjsDisplayTextLayer.renderTextLayer;
+exports.AnnotationLayer = pdfjsDisplayAnnotationLayer.AnnotationLayer;
+exports.CustomStyle = pdfjsDisplayDOMUtils.CustomStyle;
+exports.createPromiseCapability = pdfjsSharedUtil.createPromiseCapability;
+exports.PasswordResponses = pdfjsSharedUtil.PasswordResponses;
+exports.InvalidPDFException = pdfjsSharedUtil.InvalidPDFException;
+exports.MissingPDFException = pdfjsSharedUtil.MissingPDFException;
+exports.SVGGraphics = pdfjsDisplaySVG.SVGGraphics;
+exports.UnexpectedResponseException = pdfjsSharedUtil.UnexpectedResponseException;
+exports.OPS = pdfjsSharedUtil.OPS;
+exports.UNSUPPORTED_FEATURES = pdfjsSharedUtil.UNSUPPORTED_FEATURES;
+exports.isValidUrl = pdfjsDisplayDOMUtils.isValidUrl;
+exports.createValidAbsoluteUrl = pdfjsSharedUtil.createValidAbsoluteUrl;
+exports.createObjectURL = pdfjsSharedUtil.createObjectURL;
+exports.removeNullCharacters = pdfjsSharedUtil.removeNullCharacters;
+exports.shadow = pdfjsSharedUtil.shadow;
+exports.createBlob = pdfjsSharedUtil.createBlob;
+exports.getFilenameFromUrl = pdfjsDisplayDOMUtils.getFilenameFromUrl;
+exports.addLinkAttributes = pdfjsDisplayDOMUtils.addLinkAttributes;
+
+/***/ }),
+/* 14 */
+/***/ (function(module, exports, __w_pdfjs_require__) {
+
+"use strict";
+/* WEBPACK VAR INJECTION */(function(global) {
+
+if (typeof PDFJS === 'undefined' || !PDFJS.compatibilityChecked) {
+ var globalScope = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : undefined;
+ var userAgent = typeof navigator !== 'undefined' && navigator.userAgent || '';
+ var isAndroid = /Android/.test(userAgent);
+ var isAndroidPre3 = /Android\s[0-2][^\d]/.test(userAgent);
+ var isAndroidPre5 = /Android\s[0-4][^\d]/.test(userAgent);
+ var isChrome = userAgent.indexOf('Chrom') >= 0;
+ var isChromeWithRangeBug = /Chrome\/(39|40)\./.test(userAgent);
+ var isIOSChrome = userAgent.indexOf('CriOS') >= 0;
+ var isIE = userAgent.indexOf('Trident') >= 0;
+ var isIOS = /\b(iPad|iPhone|iPod)(?=;)/.test(userAgent);
+ var isOpera = userAgent.indexOf('Opera') >= 0;
+ var isSafari = /Safari\//.test(userAgent) && !/(Chrome\/|Android\s)/.test(userAgent);
+ var hasDOM = typeof window === 'object' && typeof document === 'object';
+ if (typeof PDFJS === 'undefined') {
+ globalScope.PDFJS = {};
+ }
+ PDFJS.compatibilityChecked = true;
+ (function checkTypedArrayCompatibility() {
+ if (typeof Uint8Array !== 'undefined') {
+ if (typeof Uint8Array.prototype.subarray === 'undefined') {
+ Uint8Array.prototype.subarray = function subarray(start, end) {
+ return new Uint8Array(this.slice(start, end));
+ };
+ Float32Array.prototype.subarray = function subarray(start, end) {
+ return new Float32Array(this.slice(start, end));
+ };
+ }
+ if (typeof Float64Array === 'undefined') {
+ globalScope.Float64Array = Float32Array;
+ }
+ return;
+ }
+ function subarray(start, end) {
+ return new TypedArray(this.slice(start, end));
+ }
+ function setArrayOffset(array, offset) {
+ if (arguments.length < 2) {
+ offset = 0;
+ }
+ for (var i = 0, n = array.length; i < n; ++i, ++offset) {
+ this[offset] = array[i] & 0xFF;
+ }
+ }
+ function TypedArray(arg1) {
+ var result, i, n;
+ if (typeof arg1 === 'number') {
+ result = [];
+ for (i = 0; i < arg1; ++i) {
+ result[i] = 0;
+ }
+ } else if ('slice' in arg1) {
+ result = arg1.slice(0);
+ } else {
+ result = [];
+ for (i = 0, n = arg1.length; i < n; ++i) {
+ result[i] = arg1[i];
+ }
+ }
+ result.subarray = subarray;
+ result.buffer = result;
+ result.byteLength = result.length;
+ result.set = setArrayOffset;
+ if (typeof arg1 === 'object' && arg1.buffer) {
+ result.buffer = arg1.buffer;
+ }
+ return result;
+ }
+ globalScope.Uint8Array = TypedArray;
+ globalScope.Int8Array = TypedArray;
+ globalScope.Uint32Array = TypedArray;
+ globalScope.Int32Array = TypedArray;
+ globalScope.Uint16Array = TypedArray;
+ globalScope.Float32Array = TypedArray;
+ globalScope.Float64Array = TypedArray;
+ })();
+ (function normalizeURLObject() {
+ if (!globalScope.URL) {
+ globalScope.URL = globalScope.webkitURL;
+ }
+ })();
+ (function checkObjectDefinePropertyCompatibility() {
+ if (typeof Object.defineProperty !== 'undefined') {
+ var definePropertyPossible = true;
+ try {
+ if (hasDOM) {
+ Object.defineProperty(new Image(), 'id', { value: 'test' });
+ }
+ var Test = function Test() {};
+ Test.prototype = {
+ get id() {}
+ };
+ Object.defineProperty(new Test(), 'id', {
+ value: '',
+ configurable: true,
+ enumerable: true,
+ writable: false
+ });
+ } catch (e) {
+ definePropertyPossible = false;
+ }
+ if (definePropertyPossible) {
+ return;
+ }
+ }
+ Object.defineProperty = function objectDefineProperty(obj, name, def) {
+ delete obj[name];
+ if ('get' in def) {
+ obj.__defineGetter__(name, def['get']);
+ }
+ if ('set' in def) {
+ obj.__defineSetter__(name, def['set']);
+ }
+ if ('value' in def) {
+ obj.__defineSetter__(name, function objectDefinePropertySetter(value) {
+ this.__defineGetter__(name, function objectDefinePropertyGetter() {
+ return value;
+ });
+ return value;
+ });
+ obj[name] = def.value;
+ }
+ };
+ })();
+ (function checkXMLHttpRequestResponseCompatibility() {
+ if (typeof XMLHttpRequest === 'undefined') {
+ return;
+ }
+ var xhrPrototype = XMLHttpRequest.prototype;
+ var xhr = new XMLHttpRequest();
+ if (!('overrideMimeType' in xhr)) {
+ Object.defineProperty(xhrPrototype, 'overrideMimeType', {
+ value: function xmlHttpRequestOverrideMimeType(mimeType) {}
+ });
+ }
+ if ('responseType' in xhr) {
+ return;
+ }
+ Object.defineProperty(xhrPrototype, 'responseType', {
+ get: function xmlHttpRequestGetResponseType() {
+ return this._responseType || 'text';
+ },
+ set: function xmlHttpRequestSetResponseType(value) {
+ if (value === 'text' || value === 'arraybuffer') {
+ this._responseType = value;
+ if (value === 'arraybuffer' && typeof this.overrideMimeType === 'function') {
+ this.overrideMimeType('text/plain; charset=x-user-defined');
+ }
+ }
+ }
+ });
+ if (typeof VBArray !== 'undefined') {
+ Object.defineProperty(xhrPrototype, 'response', {
+ get: function xmlHttpRequestResponseGet() {
+ if (this.responseType === 'arraybuffer') {
+ return new Uint8Array(new VBArray(this.responseBody).toArray());
+ }
+ return this.responseText;
+ }
+ });
+ return;
+ }
+ Object.defineProperty(xhrPrototype, 'response', {
+ get: function xmlHttpRequestResponseGet() {
+ if (this.responseType !== 'arraybuffer') {
+ return this.responseText;
+ }
+ var text = this.responseText;
+ var i,
+ n = text.length;
+ var result = new Uint8Array(n);
+ for (i = 0; i < n; ++i) {
+ result[i] = text.charCodeAt(i) & 0xFF;
+ }
+ return result.buffer;
+ }
+ });
+ })();
+ (function checkWindowBtoaCompatibility() {
+ if ('btoa' in globalScope) {
+ return;
+ }
+ var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
+ globalScope.btoa = function (chars) {
+ var buffer = '';
+ var i, n;
+ for (i = 0, n = chars.length; i < n; i += 3) {
+ var b1 = chars.charCodeAt(i) & 0xFF;
+ var b2 = chars.charCodeAt(i + 1) & 0xFF;
+ var b3 = chars.charCodeAt(i + 2) & 0xFF;
+ var d1 = b1 >> 2,
+ d2 = (b1 & 3) << 4 | b2 >> 4;
+ var d3 = i + 1 < n ? (b2 & 0xF) << 2 | b3 >> 6 : 64;
+ var d4 = i + 2 < n ? b3 & 0x3F : 64;
+ buffer += digits.charAt(d1) + digits.charAt(d2) + digits.charAt(d3) + digits.charAt(d4);
+ }
+ return buffer;
+ };
+ })();
+ (function checkWindowAtobCompatibility() {
+ if ('atob' in globalScope) {
+ return;
+ }
+ var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
+ globalScope.atob = function (input) {
+ input = input.replace(/=+$/, '');
+ if (input.length % 4 === 1) {
+ throw new Error('bad atob input');
+ }
+ for (var bc = 0, bs, buffer, idx = 0, output = ''; buffer = input.charAt(idx++); ~buffer && (bs = bc % 4 ? bs * 64 + buffer : buffer, bc++ % 4) ? output += String.fromCharCode(255 & bs >> (-2 * bc & 6)) : 0) {
+ buffer = digits.indexOf(buffer);
+ }
+ return output;
+ };
+ })();
+ (function checkFunctionPrototypeBindCompatibility() {
+ if (typeof Function.prototype.bind !== 'undefined') {
+ return;
+ }
+ Function.prototype.bind = function functionPrototypeBind(obj) {
+ var fn = this,
+ headArgs = Array.prototype.slice.call(arguments, 1);
+ var bound = function functionPrototypeBindBound() {
+ var args = headArgs.concat(Array.prototype.slice.call(arguments));
+ return fn.apply(obj, args);
+ };
+ return bound;
+ };
+ })();
+ (function checkDatasetProperty() {
+ if (!hasDOM) {
+ return;
+ }
+ var div = document.createElement('div');
+ if ('dataset' in div) {
+ return;
+ }
+ Object.defineProperty(HTMLElement.prototype, 'dataset', {
+ get: function () {
+ if (this._dataset) {
+ return this._dataset;
+ }
+ var dataset = {};
+ for (var j = 0, jj = this.attributes.length; j < jj; j++) {
+ var attribute = this.attributes[j];
+ if (attribute.name.substring(0, 5) !== 'data-') {
+ continue;
+ }
+ var key = attribute.name.substring(5).replace(/\-([a-z])/g, function (all, ch) {
+ return ch.toUpperCase();
+ });
+ dataset[key] = attribute.value;
+ }
+ Object.defineProperty(this, '_dataset', {
+ value: dataset,
+ writable: false,
+ enumerable: false
+ });
+ return dataset;
+ },
+ enumerable: true
+ });
+ })();
+ (function checkClassListProperty() {
+ function changeList(element, itemName, add, remove) {
+ var s = element.className || '';
+ var list = s.split(/\s+/g);
+ if (list[0] === '') {
+ list.shift();
+ }
+ var index = list.indexOf(itemName);
+ if (index < 0 && add) {
+ list.push(itemName);
+ }
+ if (index >= 0 && remove) {
+ list.splice(index, 1);
+ }
+ element.className = list.join(' ');
+ return index >= 0;
+ }
+ if (!hasDOM) {
+ return;
+ }
+ var div = document.createElement('div');
+ if ('classList' in div) {
+ return;
+ }
+ var classListPrototype = {
+ add: function (name) {
+ changeList(this.element, name, true, false);
+ },
+ contains: function (name) {
+ return changeList(this.element, name, false, false);
+ },
+ remove: function (name) {
+ changeList(this.element, name, false, true);
+ },
+ toggle: function (name) {
+ changeList(this.element, name, true, true);
+ }
+ };
+ Object.defineProperty(HTMLElement.prototype, 'classList', {
+ get: function () {
+ if (this._classList) {
+ return this._classList;
+ }
+ var classList = Object.create(classListPrototype, {
+ element: {
+ value: this,
+ writable: false,
+ enumerable: true
+ }
+ });
+ Object.defineProperty(this, '_classList', {
+ value: classList,
+ writable: false,
+ enumerable: false
+ });
+ return classList;
+ },
+ enumerable: true
+ });
+ })();
+ (function checkWorkerConsoleCompatibility() {
+ if (typeof importScripts === 'undefined' || 'console' in globalScope) {
+ return;
+ }
+ var consoleTimer = {};
+ var workerConsole = {
+ log: function log() {
+ var args = Array.prototype.slice.call(arguments);
+ globalScope.postMessage({
+ targetName: 'main',
+ action: 'console_log',
+ data: args
+ });
+ },
+ error: function error() {
+ var args = Array.prototype.slice.call(arguments);
+ globalScope.postMessage({
+ targetName: 'main',
+ action: 'console_error',
+ data: args
+ });
+ },
+ time: function time(name) {
+ consoleTimer[name] = Date.now();
+ },
+ timeEnd: function timeEnd(name) {
+ var time = consoleTimer[name];
+ if (!time) {
+ throw new Error('Unknown timer name ' + name);
+ }
+ this.log('Timer:', name, Date.now() - time);
+ }
+ };
+ globalScope.console = workerConsole;
+ })();
+ (function checkConsoleCompatibility() {
+ if (!hasDOM) {
+ return;
+ }
+ if (!('console' in window)) {
+ window.console = {
+ log: function () {},
+ error: function () {},
+ warn: function () {}
+ };
+ return;
+ }
+ if (!('bind' in console.log)) {
+ console.log = function (fn) {
+ return function (msg) {
+ return fn(msg);
+ };
+ }(console.log);
+ console.error = function (fn) {
+ return function (msg) {
+ return fn(msg);
+ };
+ }(console.error);
+ console.warn = function (fn) {
+ return function (msg) {
+ return fn(msg);
+ };
+ }(console.warn);
+ return;
+ }
+ })();
+ (function checkOnClickCompatibility() {
+ function ignoreIfTargetDisabled(event) {
+ if (isDisabled(event.target)) {
+ event.stopPropagation();
+ }
+ }
+ function isDisabled(node) {
+ return node.disabled || node.parentNode && isDisabled(node.parentNode);
+ }
+ if (isOpera) {
+ document.addEventListener('click', ignoreIfTargetDisabled, true);
+ }
+ })();
+ (function checkOnBlobSupport() {
+ if (isIE || isIOSChrome) {
+ PDFJS.disableCreateObjectURL = true;
+ }
+ })();
+ (function checkNavigatorLanguage() {
+ if (typeof navigator === 'undefined') {
+ return;
+ }
+ if ('language' in navigator) {
+ return;
+ }
+ PDFJS.locale = navigator.userLanguage || 'en-US';
+ })();
+ (function checkRangeRequests() {
+ if (isSafari || isAndroidPre3 || isChromeWithRangeBug || isIOS) {
+ PDFJS.disableRange = true;
+ PDFJS.disableStream = true;
+ }
+ })();
+ (function checkHistoryManipulation() {
+ if (!hasDOM) {
+ return;
+ }
+ if (!history.pushState || isAndroidPre3) {
+ PDFJS.disableHistory = true;
+ }
+ })();
+ (function checkSetPresenceInImageData() {
+ if (!hasDOM) {
+ return;
+ }
+ if (window.CanvasPixelArray) {
+ if (typeof window.CanvasPixelArray.prototype.set !== 'function') {
+ window.CanvasPixelArray.prototype.set = function (arr) {
+ for (var i = 0, ii = this.length; i < ii; i++) {
+ this[i] = arr[i];
+ }
+ };
+ }
+ } else {
+ var polyfill = false,
+ versionMatch;
+ if (isChrome) {
+ versionMatch = userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);
+ polyfill = versionMatch && parseInt(versionMatch[2]) < 21;
+ } else if (isAndroid) {
+ polyfill = isAndroidPre5;
+ } else if (isSafari) {
+ versionMatch = userAgent.match(/Version\/([0-9]+)\.([0-9]+)\.([0-9]+) Safari\//);
+ polyfill = versionMatch && parseInt(versionMatch[1]) < 6;
+ }
+ if (polyfill) {
+ var contextPrototype = window.CanvasRenderingContext2D.prototype;
+ var createImageData = contextPrototype.createImageData;
+ contextPrototype.createImageData = function (w, h) {
+ var imageData = createImageData.call(this, w, h);
+ imageData.data.set = function (arr) {
+ for (var i = 0, ii = this.length; i < ii; i++) {
+ this[i] = arr[i];
+ }
+ };
+ return imageData;
+ };
+ contextPrototype = null;
+ }
+ }
+ })();
+ (function checkRequestAnimationFrame() {
+ function fakeRequestAnimationFrame(callback) {
+ window.setTimeout(callback, 20);
+ }
+ if (!hasDOM) {
+ return;
+ }
+ if (isIOS) {
+ window.requestAnimationFrame = fakeRequestAnimationFrame;
+ return;
+ }
+ if ('requestAnimationFrame' in window) {
+ return;
+ }
+ window.requestAnimationFrame = window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || fakeRequestAnimationFrame;
+ })();
+ (function checkCanvasSizeLimitation() {
+ if (isIOS || isAndroid) {
+ PDFJS.maxCanvasPixels = 5242880;
+ }
+ })();
+ (function checkFullscreenSupport() {
+ if (!hasDOM) {
+ return;
+ }
+ if (isIE && window.parent !== window) {
+ PDFJS.disableFullscreen = true;
+ }
+ })();
+ (function checkCurrentScript() {
+ if (!hasDOM) {
+ return;
+ }
+ if ('currentScript' in document) {
+ return;
+ }
+ Object.defineProperty(document, 'currentScript', {
+ get: function () {
+ var scripts = document.getElementsByTagName('script');
+ return scripts[scripts.length - 1];
+ },
+ enumerable: true,
+ configurable: true
+ });
+ })();
+ (function checkInputTypeNumberAssign() {
+ if (!hasDOM) {
+ return;
+ }
+ var el = document.createElement('input');
+ try {
+ el.type = 'number';
+ } catch (ex) {
+ var inputProto = el.constructor.prototype;
+ var typeProperty = Object.getOwnPropertyDescriptor(inputProto, 'type');
+ Object.defineProperty(inputProto, 'type', {
+ get: function () {
+ return typeProperty.get.call(this);
+ },
+ set: function (value) {
+ typeProperty.set.call(this, value === 'number' ? 'text' : value);
+ },
+ enumerable: true,
+ configurable: true
+ });
+ }
+ })();
+ (function checkDocumentReadyState() {
+ if (!hasDOM) {
+ return;
+ }
+ if (!document.attachEvent) {
+ return;
+ }
+ var documentProto = document.constructor.prototype;
+ var readyStateProto = Object.getOwnPropertyDescriptor(documentProto, 'readyState');
+ Object.defineProperty(documentProto, 'readyState', {
+ get: function () {
+ var value = readyStateProto.get.call(this);
+ return value === 'interactive' ? 'loading' : value;
+ },
+ set: function (value) {
+ readyStateProto.set.call(this, value);
+ },
+ enumerable: true,
+ configurable: true
+ });
+ })();
+ (function checkChildNodeRemove() {
+ if (!hasDOM) {
+ return;
+ }
+ if (typeof Element.prototype.remove !== 'undefined') {
+ return;
+ }
+ Element.prototype.remove = function () {
+ if (this.parentNode) {
+ this.parentNode.removeChild(this);
+ }
+ };
+ })();
+ (function checkPromise() {
+ if (globalScope.Promise) {
+ if (typeof globalScope.Promise.all !== 'function') {
+ globalScope.Promise.all = function (iterable) {
+ var count = 0,
+ results = [],
+ resolve,
+ reject;
+ var promise = new globalScope.Promise(function (resolve_, reject_) {
+ resolve = resolve_;
+ reject = reject_;
+ });
+ iterable.forEach(function (p, i) {
+ count++;
+ p.then(function (result) {
+ results[i] = result;
+ count--;
+ if (count === 0) {
+ resolve(results);
+ }
+ }, reject);
+ });
+ if (count === 0) {
+ resolve(results);
+ }
+ return promise;
+ };
+ }
+ if (typeof globalScope.Promise.resolve !== 'function') {
+ globalScope.Promise.resolve = function (value) {
+ return new globalScope.Promise(function (resolve) {
+ resolve(value);
+ });
+ };
+ }
+ if (typeof globalScope.Promise.reject !== 'function') {
+ globalScope.Promise.reject = function (reason) {
+ return new globalScope.Promise(function (resolve, reject) {
+ reject(reason);
+ });
+ };
+ }
+ if (typeof globalScope.Promise.prototype.catch !== 'function') {
+ globalScope.Promise.prototype.catch = function (onReject) {
+ return globalScope.Promise.prototype.then(undefined, onReject);
+ };
+ }
+ return;
+ }
+ var STATUS_PENDING = 0;
+ var STATUS_RESOLVED = 1;
+ var STATUS_REJECTED = 2;
+ var REJECTION_TIMEOUT = 500;
+ var HandlerManager = {
+ handlers: [],
+ running: false,
+ unhandledRejections: [],
+ pendingRejectionCheck: false,
+ scheduleHandlers: function scheduleHandlers(promise) {
+ if (promise._status === STATUS_PENDING) {
+ return;
+ }
+ this.handlers = this.handlers.concat(promise._handlers);
+ promise._handlers = [];
+ if (this.running) {
+ return;
+ }
+ this.running = true;
+ setTimeout(this.runHandlers.bind(this), 0);
+ },
+ runHandlers: function runHandlers() {
+ var RUN_TIMEOUT = 1;
+ var timeoutAt = Date.now() + RUN_TIMEOUT;
+ while (this.handlers.length > 0) {
+ var handler = this.handlers.shift();
+ var nextStatus = handler.thisPromise._status;
+ var nextValue = handler.thisPromise._value;
+ try {
+ if (nextStatus === STATUS_RESOLVED) {
+ if (typeof handler.onResolve === 'function') {
+ nextValue = handler.onResolve(nextValue);
+ }
+ } else if (typeof handler.onReject === 'function') {
+ nextValue = handler.onReject(nextValue);
+ nextStatus = STATUS_RESOLVED;
+ if (handler.thisPromise._unhandledRejection) {
+ this.removeUnhandeledRejection(handler.thisPromise);
+ }
+ }
+ } catch (ex) {
+ nextStatus = STATUS_REJECTED;
+ nextValue = ex;
+ }
+ handler.nextPromise._updateStatus(nextStatus, nextValue);
+ if (Date.now() >= timeoutAt) {
+ break;
+ }
+ }
+ if (this.handlers.length > 0) {
+ setTimeout(this.runHandlers.bind(this), 0);
+ return;
+ }
+ this.running = false;
+ },
+ addUnhandledRejection: function addUnhandledRejection(promise) {
+ this.unhandledRejections.push({
+ promise: promise,
+ time: Date.now()
+ });
+ this.scheduleRejectionCheck();
+ },
+ removeUnhandeledRejection: function removeUnhandeledRejection(promise) {
+ promise._unhandledRejection = false;
+ for (var i = 0; i < this.unhandledRejections.length; i++) {
+ if (this.unhandledRejections[i].promise === promise) {
+ this.unhandledRejections.splice(i);
+ i--;
+ }
+ }
+ },
+ scheduleRejectionCheck: function scheduleRejectionCheck() {
+ if (this.pendingRejectionCheck) {
+ return;
+ }
+ this.pendingRejectionCheck = true;
+ setTimeout(function rejectionCheck() {
+ this.pendingRejectionCheck = false;
+ var now = Date.now();
+ for (var i = 0; i < this.unhandledRejections.length; i++) {
+ if (now - this.unhandledRejections[i].time > REJECTION_TIMEOUT) {
+ var unhandled = this.unhandledRejections[i].promise._value;
+ var msg = 'Unhandled rejection: ' + unhandled;
+ if (unhandled.stack) {
+ msg += '\n' + unhandled.stack;
+ }
+ try {
+ throw new Error(msg);
+ } catch (_) {
+ console.warn(msg);
+ }
+ this.unhandledRejections.splice(i);
+ i--;
+ }
+ }
+ if (this.unhandledRejections.length) {
+ this.scheduleRejectionCheck();
+ }
+ }.bind(this), REJECTION_TIMEOUT);
+ }
+ };
+ var Promise = function Promise(resolver) {
+ this._status = STATUS_PENDING;
+ this._handlers = [];
+ try {
+ resolver.call(this, this._resolve.bind(this), this._reject.bind(this));
+ } catch (e) {
+ this._reject(e);
+ }
+ };
+ Promise.all = function Promise_all(promises) {
+ var resolveAll, rejectAll;
+ var deferred = new Promise(function (resolve, reject) {
+ resolveAll = resolve;
+ rejectAll = reject;
+ });
+ var unresolved = promises.length;
+ var results = [];
+ if (unresolved === 0) {
+ resolveAll(results);
+ return deferred;
+ }
+ function reject(reason) {
+ if (deferred._status === STATUS_REJECTED) {
+ return;
+ }
+ results = [];
+ rejectAll(reason);
+ }
+ for (var i = 0, ii = promises.length; i < ii; ++i) {
+ var promise = promises[i];
+ var resolve = function (i) {
+ return function (value) {
+ if (deferred._status === STATUS_REJECTED) {
+ return;
+ }
+ results[i] = value;
+ unresolved--;
+ if (unresolved === 0) {
+ resolveAll(results);
+ }
+ };
+ }(i);
+ if (Promise.isPromise(promise)) {
+ promise.then(resolve, reject);
+ } else {
+ resolve(promise);
+ }
+ }
+ return deferred;
+ };
+ Promise.isPromise = function Promise_isPromise(value) {
+ return value && typeof value.then === 'function';
+ };
+ Promise.resolve = function Promise_resolve(value) {
+ return new Promise(function (resolve) {
+ resolve(value);
+ });
+ };
+ Promise.reject = function Promise_reject(reason) {
+ return new Promise(function (resolve, reject) {
+ reject(reason);
+ });
+ };
+ Promise.prototype = {
+ _status: null,
+ _value: null,
+ _handlers: null,
+ _unhandledRejection: null,
+ _updateStatus: function Promise__updateStatus(status, value) {
+ if (this._status === STATUS_RESOLVED || this._status === STATUS_REJECTED) {
+ return;
+ }
+ if (status === STATUS_RESOLVED && Promise.isPromise(value)) {
+ value.then(this._updateStatus.bind(this, STATUS_RESOLVED), this._updateStatus.bind(this, STATUS_REJECTED));
+ return;
+ }
+ this._status = status;
+ this._value = value;
+ if (status === STATUS_REJECTED && this._handlers.length === 0) {
+ this._unhandledRejection = true;
+ HandlerManager.addUnhandledRejection(this);
+ }
+ HandlerManager.scheduleHandlers(this);
+ },
+ _resolve: function Promise_resolve(value) {
+ this._updateStatus(STATUS_RESOLVED, value);
+ },
+ _reject: function Promise_reject(reason) {
+ this._updateStatus(STATUS_REJECTED, reason);
+ },
+ then: function Promise_then(onResolve, onReject) {
+ var nextPromise = new Promise(function (resolve, reject) {
+ this.resolve = resolve;
+ this.reject = reject;
+ });
+ this._handlers.push({
+ thisPromise: this,
+ onResolve: onResolve,
+ onReject: onReject,
+ nextPromise: nextPromise
+ });
+ HandlerManager.scheduleHandlers(this);
+ return nextPromise;
+ },
+ catch: function Promise_catch(onReject) {
+ return this.then(undefined, onReject);
+ }
+ };
+ globalScope.Promise = Promise;
+ })();
+ (function checkWeakMap() {
+ if (globalScope.WeakMap) {
+ return;
+ }
+ var id = 0;
+ function WeakMap() {
+ this.id = '$weakmap' + id++;
+ }
+ WeakMap.prototype = {
+ has: function (obj) {
+ return !!Object.getOwnPropertyDescriptor(obj, this.id);
+ },
+ get: function (obj, defaultValue) {
+ return this.has(obj) ? obj[this.id] : defaultValue;
+ },
+ set: function (obj, value) {
+ Object.defineProperty(obj, this.id, {
+ value: value,
+ enumerable: false,
+ configurable: true
+ });
+ },
+ delete: function (obj) {
+ delete obj[this.id];
+ }
+ };
+ globalScope.WeakMap = WeakMap;
+ })();
+ (function checkURLConstructor() {
+ var hasWorkingUrl = false;
+ try {
+ if (typeof URL === 'function' && typeof URL.prototype === 'object' && 'origin' in URL.prototype) {
+ var u = new URL('b', 'http://a');
+ u.pathname = 'c%20d';
+ hasWorkingUrl = u.href === 'http://a/c%20d';
+ }
+ } catch (e) {}
+ if (hasWorkingUrl) {
+ return;
+ }
+ var relative = Object.create(null);
+ relative['ftp'] = 21;
+ relative['file'] = 0;
+ relative['gopher'] = 70;
+ relative['http'] = 80;
+ relative['https'] = 443;
+ relative['ws'] = 80;
+ relative['wss'] = 443;
+ var relativePathDotMapping = Object.create(null);
+ relativePathDotMapping['%2e'] = '.';
+ relativePathDotMapping['.%2e'] = '..';
+ relativePathDotMapping['%2e.'] = '..';
+ relativePathDotMapping['%2e%2e'] = '..';
+ function isRelativeScheme(scheme) {
+ return relative[scheme] !== undefined;
+ }
+ function invalid() {
+ clear.call(this);
+ this._isInvalid = true;
+ }
+ function IDNAToASCII(h) {
+ if (h === '') {
+ invalid.call(this);
+ }
+ return h.toLowerCase();
+ }
+ function percentEscape(c) {
+ var unicode = c.charCodeAt(0);
+ if (unicode > 0x20 && unicode < 0x7F && [0x22, 0x23, 0x3C, 0x3E, 0x3F, 0x60].indexOf(unicode) === -1) {
+ return c;
+ }
+ return encodeURIComponent(c);
+ }
+ function percentEscapeQuery(c) {
+ var unicode = c.charCodeAt(0);
+ if (unicode > 0x20 && unicode < 0x7F && [0x22, 0x23, 0x3C, 0x3E, 0x60].indexOf(unicode) === -1) {
+ return c;
+ }
+ return encodeURIComponent(c);
+ }
+ var EOF,
+ ALPHA = /[a-zA-Z]/,
+ ALPHANUMERIC = /[a-zA-Z0-9\+\-\.]/;
+ function parse(input, stateOverride, base) {
+ function err(message) {
+ errors.push(message);
+ }
+ var state = stateOverride || 'scheme start',
+ cursor = 0,
+ buffer = '',
+ seenAt = false,
+ seenBracket = false,
+ errors = [];
+ loop: while ((input[cursor - 1] !== EOF || cursor === 0) && !this._isInvalid) {
+ var c = input[cursor];
+ switch (state) {
+ case 'scheme start':
+ if (c && ALPHA.test(c)) {
+ buffer += c.toLowerCase();
+ state = 'scheme';
+ } else if (!stateOverride) {
+ buffer = '';
+ state = 'no scheme';
+ continue;
+ } else {
+ err('Invalid scheme.');
+ break loop;
+ }
+ break;
+ case 'scheme':
+ if (c && ALPHANUMERIC.test(c)) {
+ buffer += c.toLowerCase();
+ } else if (c === ':') {
+ this._scheme = buffer;
+ buffer = '';
+ if (stateOverride) {
+ break loop;
+ }
+ if (isRelativeScheme(this._scheme)) {
+ this._isRelative = true;
+ }
+ if (this._scheme === 'file') {
+ state = 'relative';
+ } else if (this._isRelative && base && base._scheme === this._scheme) {
+ state = 'relative or authority';
+ } else if (this._isRelative) {
+ state = 'authority first slash';
+ } else {
+ state = 'scheme data';
+ }
+ } else if (!stateOverride) {
+ buffer = '';
+ cursor = 0;
+ state = 'no scheme';
+ continue;
+ } else if (c === EOF) {
+ break loop;
+ } else {
+ err('Code point not allowed in scheme: ' + c);
+ break loop;
+ }
+ break;
+ case 'scheme data':
+ if (c === '?') {
+ this._query = '?';
+ state = 'query';
+ } else if (c === '#') {
+ this._fragment = '#';
+ state = 'fragment';
+ } else {
+ if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
+ this._schemeData += percentEscape(c);
+ }
+ }
+ break;
+ case 'no scheme':
+ if (!base || !isRelativeScheme(base._scheme)) {
+ err('Missing scheme.');
+ invalid.call(this);
+ } else {
+ state = 'relative';
+ continue;
+ }
+ break;
+ case 'relative or authority':
+ if (c === '/' && input[cursor + 1] === '/') {
+ state = 'authority ignore slashes';
+ } else {
+ err('Expected /, got: ' + c);
+ state = 'relative';
+ continue;
+ }
+ break;
+ case 'relative':
+ this._isRelative = true;
+ if (this._scheme !== 'file') {
+ this._scheme = base._scheme;
+ }
+ if (c === EOF) {
+ this._host = base._host;
+ this._port = base._port;
+ this._path = base._path.slice();
+ this._query = base._query;
+ this._username = base._username;
+ this._password = base._password;
+ break loop;
+ } else if (c === '/' || c === '\\') {
+ if (c === '\\') {
+ err('\\ is an invalid code point.');
+ }
+ state = 'relative slash';
+ } else if (c === '?') {
+ this._host = base._host;
+ this._port = base._port;
+ this._path = base._path.slice();
+ this._query = '?';
+ this._username = base._username;
+ this._password = base._password;
+ state = 'query';
+ } else if (c === '#') {
+ this._host = base._host;
+ this._port = base._port;
+ this._path = base._path.slice();
+ this._query = base._query;
+ this._fragment = '#';
+ this._username = base._username;
+ this._password = base._password;
+ state = 'fragment';
+ } else {
+ var nextC = input[cursor + 1];
+ var nextNextC = input[cursor + 2];
+ if (this._scheme !== 'file' || !ALPHA.test(c) || nextC !== ':' && nextC !== '|' || nextNextC !== EOF && nextNextC !== '/' && nextNextC !== '\\' && nextNextC !== '?' && nextNextC !== '#') {
+ this._host = base._host;
+ this._port = base._port;
+ this._username = base._username;
+ this._password = base._password;
+ this._path = base._path.slice();
+ this._path.pop();
+ }
+ state = 'relative path';
+ continue;
+ }
+ break;
+ case 'relative slash':
+ if (c === '/' || c === '\\') {
+ if (c === '\\') {
+ err('\\ is an invalid code point.');
+ }
+ if (this._scheme === 'file') {
+ state = 'file host';
+ } else {
+ state = 'authority ignore slashes';
+ }
+ } else {
+ if (this._scheme !== 'file') {
+ this._host = base._host;
+ this._port = base._port;
+ this._username = base._username;
+ this._password = base._password;
+ }
+ state = 'relative path';
+ continue;
+ }
+ break;
+ case 'authority first slash':
+ if (c === '/') {
+ state = 'authority second slash';
+ } else {
+ err('Expected \'/\', got: ' + c);
+ state = 'authority ignore slashes';
+ continue;
+ }
+ break;
+ case 'authority second slash':
+ state = 'authority ignore slashes';
+ if (c !== '/') {
+ err('Expected \'/\', got: ' + c);
+ continue;
+ }
+ break;
+ case 'authority ignore slashes':
+ if (c !== '/' && c !== '\\') {
+ state = 'authority';
+ continue;
+ } else {
+ err('Expected authority, got: ' + c);
+ }
+ break;
+ case 'authority':
+ if (c === '@') {
+ if (seenAt) {
+ err('@ already seen.');
+ buffer += '%40';
+ }
+ seenAt = true;
+ for (var i = 0; i < buffer.length; i++) {
+ var cp = buffer[i];
+ if (cp === '\t' || cp === '\n' || cp === '\r') {
+ err('Invalid whitespace in authority.');
+ continue;
+ }
+ if (cp === ':' && this._password === null) {
+ this._password = '';
+ continue;
+ }
+ var tempC = percentEscape(cp);
+ if (this._password !== null) {
+ this._password += tempC;
+ } else {
+ this._username += tempC;
+ }
+ }
+ buffer = '';
+ } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
+ cursor -= buffer.length;
+ buffer = '';
+ state = 'host';
+ continue;
+ } else {
+ buffer += c;
+ }
+ break;
+ case 'file host':
+ if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
+ if (buffer.length === 2 && ALPHA.test(buffer[0]) && (buffer[1] === ':' || buffer[1] === '|')) {
+ state = 'relative path';
+ } else if (buffer.length === 0) {
+ state = 'relative path start';
+ } else {
+ this._host = IDNAToASCII.call(this, buffer);
+ buffer = '';
+ state = 'relative path start';
+ }
+ continue;
+ } else if (c === '\t' || c === '\n' || c === '\r') {
+ err('Invalid whitespace in file host.');
+ } else {
+ buffer += c;
+ }
+ break;
+ case 'host':
+ case 'hostname':
+ if (c === ':' && !seenBracket) {
+ this._host = IDNAToASCII.call(this, buffer);
+ buffer = '';
+ state = 'port';
+ if (stateOverride === 'hostname') {
+ break loop;
+ }
+ } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') {
+ this._host = IDNAToASCII.call(this, buffer);
+ buffer = '';
+ state = 'relative path start';
+ if (stateOverride) {
+ break loop;
+ }
+ continue;
+ } else if (c !== '\t' && c !== '\n' && c !== '\r') {
+ if (c === '[') {
+ seenBracket = true;
+ } else if (c === ']') {
+ seenBracket = false;
+ }
+ buffer += c;
+ } else {
+ err('Invalid code point in host/hostname: ' + c);
+ }
+ break;
+ case 'port':
+ if (/[0-9]/.test(c)) {
+ buffer += c;
+ } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#' || stateOverride) {
+ if (buffer !== '') {
+ var temp = parseInt(buffer, 10);
+ if (temp !== relative[this._scheme]) {
+ this._port = temp + '';
+ }
+ buffer = '';
+ }
+ if (stateOverride) {
+ break loop;
+ }
+ state = 'relative path start';
+ continue;
+ } else if (c === '\t' || c === '\n' || c === '\r') {
+ err('Invalid code point in port: ' + c);
+ } else {
+ invalid.call(this);
+ }
+ break;
+ case 'relative path start':
+ if (c === '\\') {
+ err('\'\\\' not allowed in path.');
+ }
+ state = 'relative path';
+ if (c !== '/' && c !== '\\') {
+ continue;
+ }
+ break;
+ case 'relative path':
+ if (c === EOF || c === '/' || c === '\\' || !stateOverride && (c === '?' || c === '#')) {
+ if (c === '\\') {
+ err('\\ not allowed in relative path.');
+ }
+ var tmp;
+ if (tmp = relativePathDotMapping[buffer.toLowerCase()]) {
+ buffer = tmp;
+ }
+ if (buffer === '..') {
+ this._path.pop();
+ if (c !== '/' && c !== '\\') {
+ this._path.push('');
+ }
+ } else if (buffer === '.' && c !== '/' && c !== '\\') {
+ this._path.push('');
+ } else if (buffer !== '.') {
+ if (this._scheme === 'file' && this._path.length === 0 && buffer.length === 2 && ALPHA.test(buffer[0]) && buffer[1] === '|') {
+ buffer = buffer[0] + ':';
+ }
+ this._path.push(buffer);
+ }
+ buffer = '';
+ if (c === '?') {
+ this._query = '?';
+ state = 'query';
+ } else if (c === '#') {
+ this._fragment = '#';
+ state = 'fragment';
+ }
+ } else if (c !== '\t' && c !== '\n' && c !== '\r') {
+ buffer += percentEscape(c);
+ }
+ break;
+ case 'query':
+ if (!stateOverride && c === '#') {
+ this._fragment = '#';
+ state = 'fragment';
+ } else if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
+ this._query += percentEscapeQuery(c);
+ }
+ break;
+ case 'fragment':
+ if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') {
+ this._fragment += c;
+ }
+ break;
+ }
+ cursor++;
+ }
+ }
+ function clear() {
+ this._scheme = '';
+ this._schemeData = '';
+ this._username = '';
+ this._password = null;
+ this._host = '';
+ this._port = '';
+ this._path = [];
+ this._query = '';
+ this._fragment = '';
+ this._isInvalid = false;
+ this._isRelative = false;
+ }
+ function JURL(url, base) {
+ if (base !== undefined && !(base instanceof JURL)) {
+ base = new JURL(String(base));
+ }
+ this._url = url;
+ clear.call(this);
+ var input = url.replace(/^[ \t\r\n\f]+|[ \t\r\n\f]+$/g, '');
+ parse.call(this, input, null, base);
+ }
+ JURL.prototype = {
+ toString: function () {
+ return this.href;
+ },
+ get href() {
+ if (this._isInvalid) {
+ return this._url;
+ }
+ var authority = '';
+ if (this._username !== '' || this._password !== null) {
+ authority = this._username + (this._password !== null ? ':' + this._password : '') + '@';
+ }
+ return this.protocol + (this._isRelative ? '//' + authority + this.host : '') + this.pathname + this._query + this._fragment;
+ },
+ set href(href) {
+ clear.call(this);
+ parse.call(this, href);
+ },
+ get protocol() {
+ return this._scheme + ':';
+ },
+ set protocol(protocol) {
+ if (this._isInvalid) {
+ return;
+ }
+ parse.call(this, protocol + ':', 'scheme start');
+ },
+ get host() {
+ return this._isInvalid ? '' : this._port ? this._host + ':' + this._port : this._host;
+ },
+ set host(host) {
+ if (this._isInvalid || !this._isRelative) {
+ return;
+ }
+ parse.call(this, host, 'host');
+ },
+ get hostname() {
+ return this._host;
+ },
+ set hostname(hostname) {
+ if (this._isInvalid || !this._isRelative) {
+ return;
+ }
+ parse.call(this, hostname, 'hostname');
+ },
+ get port() {
+ return this._port;
+ },
+ set port(port) {
+ if (this._isInvalid || !this._isRelative) {
+ return;
+ }
+ parse.call(this, port, 'port');
+ },
+ get pathname() {
+ return this._isInvalid ? '' : this._isRelative ? '/' + this._path.join('/') : this._schemeData;
+ },
+ set pathname(pathname) {
+ if (this._isInvalid || !this._isRelative) {
+ return;
+ }
+ this._path = [];
+ parse.call(this, pathname, 'relative path start');
+ },
+ get search() {
+ return this._isInvalid || !this._query || this._query === '?' ? '' : this._query;
+ },
+ set search(search) {
+ if (this._isInvalid || !this._isRelative) {
+ return;
+ }
+ this._query = '?';
+ if (search[0] === '?') {
+ search = search.slice(1);
+ }
+ parse.call(this, search, 'query');
+ },
+ get hash() {
+ return this._isInvalid || !this._fragment || this._fragment === '#' ? '' : this._fragment;
+ },
+ set hash(hash) {
+ if (this._isInvalid) {
+ return;
+ }
+ this._fragment = '#';
+ if (hash[0] === '#') {
+ hash = hash.slice(1);
+ }
+ parse.call(this, hash, 'fragment');
+ },
+ get origin() {
+ var host;
+ if (this._isInvalid || !this._scheme) {
+ return '';
+ }
+ switch (this._scheme) {
+ case 'data':
+ case 'file':
+ case 'javascript':
+ case 'mailto':
+ return 'null';
+ }
+ host = this.host;
+ if (!host) {
+ return '';
+ }
+ return this._scheme + '://' + host;
+ }
+ };
+ var OriginalURL = globalScope.URL;
+ if (OriginalURL) {
+ JURL.createObjectURL = function (blob) {
+ return OriginalURL.createObjectURL.apply(OriginalURL, arguments);
+ };
+ JURL.revokeObjectURL = function (url) {
+ OriginalURL.revokeObjectURL(url);
+ };
+ }
+ globalScope.URL = JURL;
+ })();
+}
+/* WEBPACK VAR INJECTION */}.call(exports, __w_pdfjs_require__(6)))
+
+/***/ })
+/******/ ]);
+});
+/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0)))
+
+/***/ }),
+/* 3 */
+/***/ (function(module, exports, __webpack_require__) {
+
+/* WEBPACK VAR INJECTION */(function(Buffer) {/*
+ MIT License http://www.opensource.org/licenses/mit-license.php
+ Author Tobias Koppers @sokra
+*/
+// css base code, injected by the css-loader
+module.exports = function(useSourceMap) {
+ var list = [];
+
+ // return the list of modules as css string
+ list.toString = function toString() {
+ return this.map(function (item) {
+ var content = cssWithMappingToString(item, useSourceMap);
+ if(item[2]) {
+ return "@media " + item[2] + "{" + content + "}";
+ } else {
+ return content;
+ }
+ }).join("");
+ };
+
+ // import a list of modules into the list
+ list.i = function(modules, mediaQuery) {
+ if(typeof modules === "string")
+ modules = [[null, modules, ""]];
+ var alreadyImportedModules = {};
+ for(var i = 0; i < this.length; i++) {
+ var id = this[i][0];
+ if(typeof id === "number")
+ alreadyImportedModules[id] = true;
+ }
+ for(i = 0; i < modules.length; i++) {
+ var item = modules[i];
+ // skip already imported module
+ // this implementation is not 100% perfect for weird media query combinations
+ // when a module is imported multiple times with different media queries.
+ // I hope this will never occur (Hey this way we have smaller bundles)
+ if(typeof item[0] !== "number" || !alreadyImportedModules[item[0]]) {
+ if(mediaQuery && !item[2]) {
+ item[2] = mediaQuery;
+ } else if(mediaQuery) {
+ item[2] = "(" + item[2] + ") and (" + mediaQuery + ")";
+ }
+ list.push(item);
+ }
+ }
+ };
+ return list;
+};
+
+function cssWithMappingToString(item, useSourceMap) {
+ var content = item[1] || '';
+ var cssMapping = item[3];
+ if (!cssMapping) {
+ return content;
+ }
+
+ if (useSourceMap) {
+ var sourceMapping = toComment(cssMapping);
+ var sourceURLs = cssMapping.sources.map(function (source) {
+ return '/*# sourceURL=' + cssMapping.sourceRoot + source + ' */'
+ });
+
+ return [content].concat(sourceURLs).concat([sourceMapping]).join('\n');
+ }
+
+ return [content].join('\n');
+}
+
+// Adapted from convert-source-map (MIT)
+function toComment(sourceMap) {
+ var base64 = new Buffer(JSON.stringify(sourceMap)).toString('base64');
+ var data = 'sourceMappingURL=data:application/json;charset=utf-8;base64,' + base64;
+
+ return '/*# ' + data + ' */';
+}
+
+/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(11).Buffer))
+
+/***/ }),
+/* 4 */
+/***/ (function(module, exports) {
+
+// this module is a runtime utility for cleaner component module output and will
+// be included in the final webpack user bundle
+
+module.exports = function normalizeComponent (
+ rawScriptExports,
+ compiledTemplate,
+ scopeId,
+ cssModules
+) {
+ var esModule
+ var scriptExports = rawScriptExports = rawScriptExports || {}
+
+ // ES6 modules interop
+ var type = typeof rawScriptExports.default
+ if (type === 'object' || type === 'function') {
+ esModule = rawScriptExports
+ scriptExports = rawScriptExports.default
+ }
+
+ // Vue.extend constructor export interop
+ var options = typeof scriptExports === 'function'
+ ? scriptExports.options
+ : scriptExports
+
+ // render functions
+ if (compiledTemplate) {
+ options.render = compiledTemplate.render
+ options.staticRenderFns = compiledTemplate.staticRenderFns
+ }
+
+ // scopedId
+ if (scopeId) {
+ options._scopeId = scopeId
+ }
+
+ // inject cssModules
+ if (cssModules) {
+ var computed = Object.create(options.computed || null)
+ Object.keys(cssModules).forEach(function (key) {
+ var module = cssModules[key]
+ computed[key] = function () { return module }
+ })
+ options.computed = computed
+ }
+
+ return {
+ esModule: esModule,
+ exports: scriptExports,
+ options: options
+ }
+}
+
+
+/***/ }),
+/* 5 */
+/***/ (function(module, exports, __webpack_require__) {
+
+/*
+ MIT License http://www.opensource.org/licenses/mit-license.php
+ Author Tobias Koppers @sokra
+ Modified by Evan You @yyx990803
+*/
+
+var hasDocument = typeof document !== 'undefined'
+
+if (typeof DEBUG !== 'undefined' && DEBUG) {
+ if (!hasDocument) {
+ throw new Error(
+ 'vue-style-loader cannot be used in a non-browser environment. ' +
+ "Use { target: 'node' } in your Webpack config to indicate a server-rendering environment."
+ ) }
+}
+
+var listToStyles = __webpack_require__(23)
+
+/*
+type StyleObject = {
+ id: number;
+ parts: Array<StyleObjectPart>
+}
+
+type StyleObjectPart = {
+ css: string;
+ media: string;
+ sourceMap: ?string
+}
+*/
+
+var stylesInDom = {/*
+ [id: number]: {
+ id: number,
+ refs: number,
+ parts: Array<(obj?: StyleObjectPart) => void>
+ }
+*/}
+
+var head = hasDocument && (document.head || document.getElementsByTagName('head')[0])
+var singletonElement = null
+var singletonCounter = 0
+var isProduction = false
+var noop = function () {}
+
+// Force single-tag solution on IE6-9, which has a hard limit on the # of <style>
+// tags it will allow on a page
+var isOldIE = typeof navigator !== 'undefined' && /msie [6-9]\b/.test(navigator.userAgent.toLowerCase())
+
+module.exports = function (parentId, list, _isProduction) {
+ isProduction = _isProduction
+
+ var styles = listToStyles(parentId, list)
+ addStylesToDom(styles)
+
+ return function update (newList) {
+ var mayRemove = []
+ for (var i = 0; i < styles.length; i++) {
+ var item = styles[i]
+ var domStyle = stylesInDom[item.id]
+ domStyle.refs--
+ mayRemove.push(domStyle)
+ }
+ if (newList) {
+ styles = listToStyles(parentId, newList)
+ addStylesToDom(styles)
+ } else {
+ styles = []
+ }
+ for (var i = 0; i < mayRemove.length; i++) {
+ var domStyle = mayRemove[i]
+ if (domStyle.refs === 0) {
+ for (var j = 0; j < domStyle.parts.length; j++) {
+ domStyle.parts[j]()
+ }
+ delete stylesInDom[domStyle.id]
+ }
+ }
+ }
+}
+
+function addStylesToDom (styles /* Array<StyleObject> */) {
+ for (var i = 0; i < styles.length; i++) {
+ var item = styles[i]
+ var domStyle = stylesInDom[item.id]
+ if (domStyle) {
+ domStyle.refs++
+ for (var j = 0; j < domStyle.parts.length; j++) {
+ domStyle.parts[j](item.parts[j])
+ }
+ for (; j < item.parts.length; j++) {
+ domStyle.parts.push(addStyle(item.parts[j]))
+ }
+ if (domStyle.parts.length > item.parts.length) {
+ domStyle.parts.length = item.parts.length
+ }
+ } else {
+ var parts = []
+ for (var j = 0; j < item.parts.length; j++) {
+ parts.push(addStyle(item.parts[j]))
+ }
+ stylesInDom[item.id] = { id: item.id, refs: 1, parts: parts }
+ }
+ }
+}
+
+function createStyleElement () {
+ var styleElement = document.createElement('style')
+ styleElement.type = 'text/css'
+ head.appendChild(styleElement)
+ return styleElement
+}
+
+function addStyle (obj /* StyleObjectPart */) {
+ var update, remove
+ var styleElement = document.querySelector('style[data-vue-ssr-id~="' + obj.id + '"]')
+
+ if (styleElement) {
+ if (isProduction) {
+ // has SSR styles and in production mode.
+ // simply do nothing.
+ return noop
+ } else {
+ // has SSR styles but in dev mode.
+ // for some reason Chrome can't handle source map in server-rendered
+ // style tags - source maps in <style> only works if the style tag is
+ // created and inserted dynamically. So we remove the server rendered
+ // styles and inject new ones.
+ styleElement.parentNode.removeChild(styleElement)
+ }
+ }
+
+ if (isOldIE) {
+ // use singleton mode for IE9.
+ var styleIndex = singletonCounter++
+ styleElement = singletonElement || (singletonElement = createStyleElement())
+ update = applyToSingletonTag.bind(null, styleElement, styleIndex, false)
+ remove = applyToSingletonTag.bind(null, styleElement, styleIndex, true)
+ } else {
+ // use multi-style-tag mode in all other cases
+ styleElement = createStyleElement()
+ update = applyToTag.bind(null, styleElement)
+ remove = function () {
+ styleElement.parentNode.removeChild(styleElement)
+ }
+ }
+
+ update(obj)
+
+ return function updateStyle (newObj /* StyleObjectPart */) {
+ if (newObj) {
+ if (newObj.css === obj.css &&
+ newObj.media === obj.media &&
+ newObj.sourceMap === obj.sourceMap) {
+ return
+ }
+ update(obj = newObj)
+ } else {
+ remove()
+ }
+ }
+}
+
+var replaceText = (function () {
+ var textStore = []
+
+ return function (index, replacement) {
+ textStore[index] = replacement
+ return textStore.filter(Boolean).join('\n')
+ }
+})()
+
+function applyToSingletonTag (styleElement, index, remove, obj) {
+ var css = remove ? '' : obj.css
+
+ if (styleElement.styleSheet) {
+ styleElement.styleSheet.cssText = replaceText(index, css)
+ } else {
+ var cssNode = document.createTextNode(css)
+ var childNodes = styleElement.childNodes
+ if (childNodes[index]) styleElement.removeChild(childNodes[index])
+ if (childNodes.length) {
+ styleElement.insertBefore(cssNode, childNodes[index])
+ } else {
+ styleElement.appendChild(cssNode)
+ }
+ }
+}
+
+function applyToTag (styleElement, obj) {
+ var css = obj.css
+ var media = obj.media
+ var sourceMap = obj.sourceMap
+
+ if (media) {
+ styleElement.setAttribute('media', media)
+ }
+
+ if (sourceMap) {
+ // https://developer.chrome.com/devtools/docs/javascript-debugging
+ // this makes source maps inside style tags work properly in Chrome
+ css += '\n/*# sourceURL=' + sourceMap.sources[0] + ' */'
+ // http://stackoverflow.com/a/26603875
+ css += '\n/*# sourceMappingURL=data:application/json;base64,' + btoa(unescape(encodeURIComponent(JSON.stringify(sourceMap)))) + ' */'
+ }
+
+ if (styleElement.styleSheet) {
+ styleElement.styleSheet.cssText = css
+ } else {
+ while (styleElement.firstChild) {
+ styleElement.removeChild(styleElement.firstChild)
+ }
+ styleElement.appendChild(document.createTextNode(css))
+ }
+}
+
+
+/***/ }),
+/* 6 */
+/***/ (function(module, exports, __webpack_require__) {
+
+
+/* styles */
+__webpack_require__(21)
+
+var Component = __webpack_require__(4)(
+ /* script */
+ __webpack_require__(8),
+ /* template */
+ __webpack_require__(19),
+ /* scopeId */
+ null,
+ /* cssModules */
+ null
+)
+Component.options.__file = "/Users/samrose/Projects/pdflab/src/index.vue"
+if (Component.esModule && Object.keys(Component.esModule).some(function (key) {return key !== "default" && key !== "__esModule"})) {console.error("named exports are not supported in *.vue files.")}
+if (Component.options.functional) {console.error("[vue-loader] index.vue: functional components are not supported with templates, they should use render functions.")}
+
+/* hot reload */
+if (false) {(function () {
+ var hotAPI = require("vue-hot-reload-api")
+ hotAPI.install(require("vue"), false)
+ if (!hotAPI.compatible) return
+ module.hot.accept()
+ if (!module.hot.data) {
+ hotAPI.createRecord("data-v-7c7bed7e", Component.options)
+ } else {
+ hotAPI.reload("data-v-7c7bed7e", Component.options)
+ }
+})()}
+
+module.exports = Component.exports
+
+
+/***/ }),
+/* 7 */
+/***/ (function(module, exports, __webpack_require__) {
+
+"use strict";
+
+
+var PDF = __webpack_require__(6);
+var pdfjsLib = __webpack_require__(2);
+
+module.exports = {
+ install: function install(_vue, _ref) {
+ var workerSrc = _ref.workerSrc;
+
+ pdfjsLib.PDFJS.workerSrc = workerSrc;
+ _vue.component('pdf-lab', PDF);
+ }
+};
+
+/***/ }),
+/* 8 */
+/***/ (function(module, exports, __webpack_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+
+var _pdfjsDist = __webpack_require__(2);
+
+var _pdfjsDist2 = _interopRequireDefault(_pdfjsDist);
+
+var _index = __webpack_require__(18);
+
+var _index2 = _interopRequireDefault(_index);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+//
+//
+//
+//
+//
+//
+//
+//
+//
+//
+
+exports.default = {
+ props: {
+ pdf: {
+ type: [String, Uint8Array],
+ required: true
+ }
+ },
+ data: function data() {
+ return {
+ isLoading: false,
+ pages: []
+ };
+ },
+
+ components: { page: _index2.default },
+ watch: { pdf: 'load' },
+ computed: {
+ document: function document() {
+ return typeof this.pdf === 'string' ? this.pdf : { data: this.pdf };
+ },
+ hasPDF: function hasPDF() {
+ return this.pdf && this.pdf.length > 0;
+ }
+ },
+ methods: {
+ load: function load() {
+ var _this = this;
+
+ this.pages = [];
+ return _pdfjsDist2.default.getDocument(this.document).then(this.renderPages).then(function () {
+ return _this.$emit('pdflabload');
+ }).catch(function (error) {
+ return _this.$emit('pdflaberror', error);
+ }).then(function () {
+ return _this.isLoading = false;
+ });
+ },
+ renderPages: function renderPages(pdf) {
+ var _this2 = this;
+
+ var pagePromises = [];
+ this.isLoading = true;
+ for (var num = 1; num <= pdf.numPages; num++) {
+ pagePromises.push(pdf.getPage(num).then(function (page) {
+ return _this2.pages.push(page);
+ }));
+ }
+ return Promise.all(pagePromises);
+ }
+ },
+ mounted: function mounted() {
+ if (this.hasPDF) this.load();
+ }
+};
+
+/***/ }),
+/* 9 */
+/***/ (function(module, exports, __webpack_require__) {
+
+"use strict";
+
+
+Object.defineProperty(exports, "__esModule", {
+ value: true
+});
+//
+//
+//
+//
+//
+//
+//
+
+exports.default = {
+ props: {
+ page: {
+ type: Object,
+ required: true
+ },
+ number: {
+ type: Number,
+ required: true
+ }
+ },
+ computed: {
+ viewport: function viewport() {
+ var scale = 4;
+ return this.page.getViewport(scale);
+ },
+ context: function context() {
+ return this.$refs.canvas.getContext('2d');
+ },
+ renderContext: function renderContext() {
+ return {
+ canvasContext: this.context,
+ viewport: this.viewport
+ };
+ }
+ },
+ mounted: function mounted() {
+ this.$refs.canvas.height = this.viewport.height;
+ this.$refs.canvas.width = this.viewport.width;
+ this.page.render(this.renderContext);
+ }
+};
+
+/***/ }),
+/* 10 */
+/***/ (function(module, exports, __webpack_require__) {
+
+"use strict";
+
+
+exports.byteLength = byteLength
+exports.toByteArray = toByteArray
+exports.fromByteArray = fromByteArray
+
+var lookup = []
+var revLookup = []
+var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array
+
+var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
+for (var i = 0, len = code.length; i < len; ++i) {
+ lookup[i] = code[i]
+ revLookup[code.charCodeAt(i)] = i
+}
+
+revLookup['-'.charCodeAt(0)] = 62
+revLookup['_'.charCodeAt(0)] = 63
+
+function placeHoldersCount (b64) {
+ var len = b64.length
+ if (len % 4 > 0) {
+ throw new Error('Invalid string. Length must be a multiple of 4')
+ }
+
+ // the number of equal signs (place holders)
+ // if there are two placeholders, than the two characters before it
+ // represent one byte
+ // if there is only one, then the three characters before it represent 2 bytes
+ // this is just a cheap hack to not do indexOf twice
+ return b64[len - 2] === '=' ? 2 : b64[len - 1] === '=' ? 1 : 0
+}
+
+function byteLength (b64) {
+ // base64 is 4/3 + up to two characters of the original data
+ return b64.length * 3 / 4 - placeHoldersCount(b64)
+}
+
+function toByteArray (b64) {
+ var i, j, l, tmp, placeHolders, arr
+ var len = b64.length
+ placeHolders = placeHoldersCount(b64)
+
+ arr = new Arr(len * 3 / 4 - placeHolders)
+
+ // if there are placeholders, only get up to the last complete 4 chars
+ l = placeHolders > 0 ? len - 4 : len
+
+ var L = 0
+
+ for (i = 0, j = 0; i < l; i += 4, j += 3) {
+ tmp = (revLookup[b64.charCodeAt(i)] << 18) | (revLookup[b64.charCodeAt(i + 1)] << 12) | (revLookup[b64.charCodeAt(i + 2)] << 6) | revLookup[b64.charCodeAt(i + 3)]
+ arr[L++] = (tmp >> 16) & 0xFF
+ arr[L++] = (tmp >> 8) & 0xFF
+ arr[L++] = tmp & 0xFF
+ }
+
+ if (placeHolders === 2) {
+ tmp = (revLookup[b64.charCodeAt(i)] << 2) | (revLookup[b64.charCodeAt(i + 1)] >> 4)
+ arr[L++] = tmp & 0xFF
+ } else if (placeHolders === 1) {
+ tmp = (revLookup[b64.charCodeAt(i)] << 10) | (revLookup[b64.charCodeAt(i + 1)] << 4) | (revLookup[b64.charCodeAt(i + 2)] >> 2)
+ arr[L++] = (tmp >> 8) & 0xFF
+ arr[L++] = tmp & 0xFF
+ }
+
+ return arr
+}
+
+function tripletToBase64 (num) {
+ return lookup[num >> 18 & 0x3F] + lookup[num >> 12 & 0x3F] + lookup[num >> 6 & 0x3F] + lookup[num & 0x3F]
+}
+
+function encodeChunk (uint8, start, end) {
+ var tmp
+ var output = []
+ for (var i = start; i < end; i += 3) {
+ tmp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2])
+ output.push(tripletToBase64(tmp))
+ }
+ return output.join('')
+}
+
+function fromByteArray (uint8) {
+ var tmp
+ var len = uint8.length
+ var extraBytes = len % 3 // if we have 1 byte left, pad 2 bytes
+ var output = ''
+ var parts = []
+ var maxChunkLength = 16383 // must be multiple of 3
+
+ // go through the array every three bytes, we'll deal with trailing stuff later
+ for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
+ parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)))
+ }
+
+ // pad the end with zeros, but make sure to not forget the extra bytes
+ if (extraBytes === 1) {
+ tmp = uint8[len - 1]
+ output += lookup[tmp >> 2]
+ output += lookup[(tmp << 4) & 0x3F]
+ output += '=='
+ } else if (extraBytes === 2) {
+ tmp = (uint8[len - 2] << 8) + (uint8[len - 1])
+ output += lookup[tmp >> 10]
+ output += lookup[(tmp >> 4) & 0x3F]
+ output += lookup[(tmp << 2) & 0x3F]
+ output += '='
+ }
+
+ parts.push(output)
+
+ return parts.join('')
+}
+
+
+/***/ }),
+/* 11 */
+/***/ (function(module, exports, __webpack_require__) {
+
+"use strict";
+/* WEBPACK VAR INJECTION */(function(global) {/*!
+ * The buffer module from node.js, for the browser.
+ *
+ * @author Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
+ * @license MIT
+ */
+/* eslint-disable no-proto */
+
+
+
+var base64 = __webpack_require__(10)
+var ieee754 = __webpack_require__(14)
+var isArray = __webpack_require__(15)
+
+exports.Buffer = Buffer
+exports.SlowBuffer = SlowBuffer
+exports.INSPECT_MAX_BYTES = 50
+
+/**
+ * If `Buffer.TYPED_ARRAY_SUPPORT`:
+ * === true Use Uint8Array implementation (fastest)
+ * === false Use Object implementation (most compatible, even IE6)
+ *
+ * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
+ * Opera 11.6+, iOS 4.2+.
+ *
+ * Due to various browser bugs, sometimes the Object implementation will be used even
+ * when the browser supports typed arrays.
+ *
+ * Note:
+ *
+ * - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
+ * See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
+ *
+ * - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
+ *
+ * - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
+ * incorrect length in some situations.
+
+ * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
+ * get the Object implementation, which is slower but behaves correctly.
+ */
+Buffer.TYPED_ARRAY_SUPPORT = global.TYPED_ARRAY_SUPPORT !== undefined
+ ? global.TYPED_ARRAY_SUPPORT
+ : typedArraySupport()
+
+/*
+ * Export kMaxLength after typed array support is determined.
+ */
+exports.kMaxLength = kMaxLength()
+
+function typedArraySupport () {
+ try {
+ var arr = new Uint8Array(1)
+ arr.__proto__ = {__proto__: Uint8Array.prototype, foo: function () { return 42 }}
+ return arr.foo() === 42 && // typed array instances can be augmented
+ typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
+ arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
+ } catch (e) {
+ return false
+ }
+}
+
+function kMaxLength () {
+ return Buffer.TYPED_ARRAY_SUPPORT
+ ? 0x7fffffff
+ : 0x3fffffff
+}
+
+function createBuffer (that, length) {
+ if (kMaxLength() < length) {
+ throw new RangeError('Invalid typed array length')
+ }
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ // Return an augmented `Uint8Array` instance, for best performance
+ that = new Uint8Array(length)
+ that.__proto__ = Buffer.prototype
+ } else {
+ // Fallback: Return an object instance of the Buffer class
+ if (that === null) {
+ that = new Buffer(length)
+ }
+ that.length = length
+ }
+
+ return that
+}
+
+/**
+ * The Buffer constructor returns instances of `Uint8Array` that have their
+ * prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
+ * `Uint8Array`, so the returned instances will have all the node `Buffer` methods
+ * and the `Uint8Array` methods. Square bracket notation works as expected -- it
+ * returns a single octet.
+ *
+ * The `Uint8Array` prototype remains unmodified.
+ */
+
+function Buffer (arg, encodingOrOffset, length) {
+ if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) {
+ return new Buffer(arg, encodingOrOffset, length)
+ }
+
+ // Common case.
+ if (typeof arg === 'number') {
+ if (typeof encodingOrOffset === 'string') {
+ throw new Error(
+ 'If encoding is specified then the first argument must be a string'
+ )
+ }
+ return allocUnsafe(this, arg)
+ }
+ return from(this, arg, encodingOrOffset, length)
+}
+
+Buffer.poolSize = 8192 // not used by this implementation
+
+// TODO: Legacy, not needed anymore. Remove in next major version.
+Buffer._augment = function (arr) {
+ arr.__proto__ = Buffer.prototype
+ return arr
+}
+
+function from (that, value, encodingOrOffset, length) {
+ if (typeof value === 'number') {
+ throw new TypeError('"value" argument must not be a number')
+ }
+
+ if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) {
+ return fromArrayBuffer(that, value, encodingOrOffset, length)
+ }
+
+ if (typeof value === 'string') {
+ return fromString(that, value, encodingOrOffset)
+ }
+
+ return fromObject(that, value)
+}
+
+/**
+ * Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
+ * if value is a number.
+ * Buffer.from(str[, encoding])
+ * Buffer.from(array)
+ * Buffer.from(buffer)
+ * Buffer.from(arrayBuffer[, byteOffset[, length]])
+ **/
+Buffer.from = function (value, encodingOrOffset, length) {
+ return from(null, value, encodingOrOffset, length)
+}
+
+if (Buffer.TYPED_ARRAY_SUPPORT) {
+ Buffer.prototype.__proto__ = Uint8Array.prototype
+ Buffer.__proto__ = Uint8Array
+ if (typeof Symbol !== 'undefined' && Symbol.species &&
+ Buffer[Symbol.species] === Buffer) {
+ // Fix subarray() in ES2016. See: https://github.com/feross/buffer/pull/97
+ Object.defineProperty(Buffer, Symbol.species, {
+ value: null,
+ configurable: true
+ })
+ }
+}
+
+function assertSize (size) {
+ if (typeof size !== 'number') {
+ throw new TypeError('"size" argument must be a number')
+ } else if (size < 0) {
+ throw new RangeError('"size" argument must not be negative')
+ }
+}
+
+function alloc (that, size, fill, encoding) {
+ assertSize(size)
+ if (size <= 0) {
+ return createBuffer(that, size)
+ }
+ if (fill !== undefined) {
+ // Only pay attention to encoding if it's a string. This
+ // prevents accidentally sending in a number that would
+ // be interpretted as a start offset.
+ return typeof encoding === 'string'
+ ? createBuffer(that, size).fill(fill, encoding)
+ : createBuffer(that, size).fill(fill)
+ }
+ return createBuffer(that, size)
+}
+
+/**
+ * Creates a new filled Buffer instance.
+ * alloc(size[, fill[, encoding]])
+ **/
+Buffer.alloc = function (size, fill, encoding) {
+ return alloc(null, size, fill, encoding)
+}
+
+function allocUnsafe (that, size) {
+ assertSize(size)
+ that = createBuffer(that, size < 0 ? 0 : checked(size) | 0)
+ if (!Buffer.TYPED_ARRAY_SUPPORT) {
+ for (var i = 0; i < size; ++i) {
+ that[i] = 0
+ }
+ }
+ return that
+}
+
+/**
+ * Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
+ * */
+Buffer.allocUnsafe = function (size) {
+ return allocUnsafe(null, size)
+}
+/**
+ * Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
+ */
+Buffer.allocUnsafeSlow = function (size) {
+ return allocUnsafe(null, size)
+}
+
+function fromString (that, string, encoding) {
+ if (typeof encoding !== 'string' || encoding === '') {
+ encoding = 'utf8'
+ }
+
+ if (!Buffer.isEncoding(encoding)) {
+ throw new TypeError('"encoding" must be a valid string encoding')
+ }
+
+ var length = byteLength(string, encoding) | 0
+ that = createBuffer(that, length)
+
+ var actual = that.write(string, encoding)
+
+ if (actual !== length) {
+ // Writing a hex string, for example, that contains invalid characters will
+ // cause everything after the first invalid character to be ignored. (e.g.
+ // 'abxxcd' will be treated as 'ab')
+ that = that.slice(0, actual)
+ }
+
+ return that
+}
+
+function fromArrayLike (that, array) {
+ var length = array.length < 0 ? 0 : checked(array.length) | 0
+ that = createBuffer(that, length)
+ for (var i = 0; i < length; i += 1) {
+ that[i] = array[i] & 255
+ }
+ return that
+}
+
+function fromArrayBuffer (that, array, byteOffset, length) {
+ array.byteLength // this throws if `array` is not a valid ArrayBuffer
+
+ if (byteOffset < 0 || array.byteLength < byteOffset) {
+ throw new RangeError('\'offset\' is out of bounds')
+ }
+
+ if (array.byteLength < byteOffset + (length || 0)) {
+ throw new RangeError('\'length\' is out of bounds')
+ }
+
+ if (byteOffset === undefined && length === undefined) {
+ array = new Uint8Array(array)
+ } else if (length === undefined) {
+ array = new Uint8Array(array, byteOffset)
+ } else {
+ array = new Uint8Array(array, byteOffset, length)
+ }
+
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ // Return an augmented `Uint8Array` instance, for best performance
+ that = array
+ that.__proto__ = Buffer.prototype
+ } else {
+ // Fallback: Return an object instance of the Buffer class
+ that = fromArrayLike(that, array)
+ }
+ return that
+}
+
+function fromObject (that, obj) {
+ if (Buffer.isBuffer(obj)) {
+ var len = checked(obj.length) | 0
+ that = createBuffer(that, len)
+
+ if (that.length === 0) {
+ return that
+ }
+
+ obj.copy(that, 0, 0, len)
+ return that
+ }
+
+ if (obj) {
+ if ((typeof ArrayBuffer !== 'undefined' &&
+ obj.buffer instanceof ArrayBuffer) || 'length' in obj) {
+ if (typeof obj.length !== 'number' || isnan(obj.length)) {
+ return createBuffer(that, 0)
+ }
+ return fromArrayLike(that, obj)
+ }
+
+ if (obj.type === 'Buffer' && isArray(obj.data)) {
+ return fromArrayLike(that, obj.data)
+ }
+ }
+
+ throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
+}
+
+function checked (length) {
+ // Note: cannot use `length < kMaxLength()` here because that fails when
+ // length is NaN (which is otherwise coerced to zero.)
+ if (length >= kMaxLength()) {
+ throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
+ 'size: 0x' + kMaxLength().toString(16) + ' bytes')
+ }
+ return length | 0
+}
+
+function SlowBuffer (length) {
+ if (+length != length) { // eslint-disable-line eqeqeq
+ length = 0
+ }
+ return Buffer.alloc(+length)
+}
+
+Buffer.isBuffer = function isBuffer (b) {
+ return !!(b != null && b._isBuffer)
+}
+
+Buffer.compare = function compare (a, b) {
+ if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
+ throw new TypeError('Arguments must be Buffers')
+ }
+
+ if (a === b) return 0
+
+ var x = a.length
+ var y = b.length
+
+ for (var i = 0, len = Math.min(x, y); i < len; ++i) {
+ if (a[i] !== b[i]) {
+ x = a[i]
+ y = b[i]
+ break
+ }
+ }
+
+ if (x < y) return -1
+ if (y < x) return 1
+ return 0
+}
+
+Buffer.isEncoding = function isEncoding (encoding) {
+ switch (String(encoding).toLowerCase()) {
+ case 'hex':
+ case 'utf8':
+ case 'utf-8':
+ case 'ascii':
+ case 'latin1':
+ case 'binary':
+ case 'base64':
+ case 'ucs2':
+ case 'ucs-2':
+ case 'utf16le':
+ case 'utf-16le':
+ return true
+ default:
+ return false
+ }
+}
+
+Buffer.concat = function concat (list, length) {
+ if (!isArray(list)) {
+ throw new TypeError('"list" argument must be an Array of Buffers')
+ }
+
+ if (list.length === 0) {
+ return Buffer.alloc(0)
+ }
+
+ var i
+ if (length === undefined) {
+ length = 0
+ for (i = 0; i < list.length; ++i) {
+ length += list[i].length
+ }
+ }
+
+ var buffer = Buffer.allocUnsafe(length)
+ var pos = 0
+ for (i = 0; i < list.length; ++i) {
+ var buf = list[i]
+ if (!Buffer.isBuffer(buf)) {
+ throw new TypeError('"list" argument must be an Array of Buffers')
+ }
+ buf.copy(buffer, pos)
+ pos += buf.length
+ }
+ return buffer
+}
+
+function byteLength (string, encoding) {
+ if (Buffer.isBuffer(string)) {
+ return string.length
+ }
+ if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' &&
+ (ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) {
+ return string.byteLength
+ }
+ if (typeof string !== 'string') {
+ string = '' + string
+ }
+
+ var len = string.length
+ if (len === 0) return 0
+
+ // Use a for loop to avoid recursion
+ var loweredCase = false
+ for (;;) {
+ switch (encoding) {
+ case 'ascii':
+ case 'latin1':
+ case 'binary':
+ return len
+ case 'utf8':
+ case 'utf-8':
+ case undefined:
+ return utf8ToBytes(string).length
+ case 'ucs2':
+ case 'ucs-2':
+ case 'utf16le':
+ case 'utf-16le':
+ return len * 2
+ case 'hex':
+ return len >>> 1
+ case 'base64':
+ return base64ToBytes(string).length
+ default:
+ if (loweredCase) return utf8ToBytes(string).length // assume utf8
+ encoding = ('' + encoding).toLowerCase()
+ loweredCase = true
+ }
+ }
+}
+Buffer.byteLength = byteLength
+
+function slowToString (encoding, start, end) {
+ var loweredCase = false
+
+ // No need to verify that "this.length <= MAX_UINT32" since it's a read-only
+ // property of a typed array.
+
+ // This behaves neither like String nor Uint8Array in that we set start/end
+ // to their upper/lower bounds if the value passed is out of range.
+ // undefined is handled specially as per ECMA-262 6th Edition,
+ // Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
+ if (start === undefined || start < 0) {
+ start = 0
+ }
+ // Return early if start > this.length. Done here to prevent potential uint32
+ // coercion fail below.
+ if (start > this.length) {
+ return ''
+ }
+
+ if (end === undefined || end > this.length) {
+ end = this.length
+ }
+
+ if (end <= 0) {
+ return ''
+ }
+
+ // Force coersion to uint32. This will also coerce falsey/NaN values to 0.
+ end >>>= 0
+ start >>>= 0
+
+ if (end <= start) {
+ return ''
+ }
+
+ if (!encoding) encoding = 'utf8'
+
+ while (true) {
+ switch (encoding) {
+ case 'hex':
+ return hexSlice(this, start, end)
+
+ case 'utf8':
+ case 'utf-8':
+ return utf8Slice(this, start, end)
+
+ case 'ascii':
+ return asciiSlice(this, start, end)
+
+ case 'latin1':
+ case 'binary':
+ return latin1Slice(this, start, end)
+
+ case 'base64':
+ return base64Slice(this, start, end)
+
+ case 'ucs2':
+ case 'ucs-2':
+ case 'utf16le':
+ case 'utf-16le':
+ return utf16leSlice(this, start, end)
+
+ default:
+ if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
+ encoding = (encoding + '').toLowerCase()
+ loweredCase = true
+ }
+ }
+}
+
+// The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect
+// Buffer instances.
+Buffer.prototype._isBuffer = true
+
+function swap (b, n, m) {
+ var i = b[n]
+ b[n] = b[m]
+ b[m] = i
+}
+
+Buffer.prototype.swap16 = function swap16 () {
+ var len = this.length
+ if (len % 2 !== 0) {
+ throw new RangeError('Buffer size must be a multiple of 16-bits')
+ }
+ for (var i = 0; i < len; i += 2) {
+ swap(this, i, i + 1)
+ }
+ return this
+}
+
+Buffer.prototype.swap32 = function swap32 () {
+ var len = this.length
+ if (len % 4 !== 0) {
+ throw new RangeError('Buffer size must be a multiple of 32-bits')
+ }
+ for (var i = 0; i < len; i += 4) {
+ swap(this, i, i + 3)
+ swap(this, i + 1, i + 2)
+ }
+ return this
+}
+
+Buffer.prototype.swap64 = function swap64 () {
+ var len = this.length
+ if (len % 8 !== 0) {
+ throw new RangeError('Buffer size must be a multiple of 64-bits')
+ }
+ for (var i = 0; i < len; i += 8) {
+ swap(this, i, i + 7)
+ swap(this, i + 1, i + 6)
+ swap(this, i + 2, i + 5)
+ swap(this, i + 3, i + 4)
+ }
+ return this
+}
+
+Buffer.prototype.toString = function toString () {
+ var length = this.length | 0
+ if (length === 0) return ''
+ if (arguments.length === 0) return utf8Slice(this, 0, length)
+ return slowToString.apply(this, arguments)
+}
+
+Buffer.prototype.equals = function equals (b) {
+ if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
+ if (this === b) return true
+ return Buffer.compare(this, b) === 0
+}
+
+Buffer.prototype.inspect = function inspect () {
+ var str = ''
+ var max = exports.INSPECT_MAX_BYTES
+ if (this.length > 0) {
+ str = this.toString('hex', 0, max).match(/.{2}/g).join(' ')
+ if (this.length > max) str += ' ... '
+ }
+ return '<Buffer ' + str + '>'
+}
+
+Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
+ if (!Buffer.isBuffer(target)) {
+ throw new TypeError('Argument must be a Buffer')
+ }
+
+ if (start === undefined) {
+ start = 0
+ }
+ if (end === undefined) {
+ end = target ? target.length : 0
+ }
+ if (thisStart === undefined) {
+ thisStart = 0
+ }
+ if (thisEnd === undefined) {
+ thisEnd = this.length
+ }
+
+ if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
+ throw new RangeError('out of range index')
+ }
+
+ if (thisStart >= thisEnd && start >= end) {
+ return 0
+ }
+ if (thisStart >= thisEnd) {
+ return -1
+ }
+ if (start >= end) {
+ return 1
+ }
+
+ start >>>= 0
+ end >>>= 0
+ thisStart >>>= 0
+ thisEnd >>>= 0
+
+ if (this === target) return 0
+
+ var x = thisEnd - thisStart
+ var y = end - start
+ var len = Math.min(x, y)
+
+ var thisCopy = this.slice(thisStart, thisEnd)
+ var targetCopy = target.slice(start, end)
+
+ for (var i = 0; i < len; ++i) {
+ if (thisCopy[i] !== targetCopy[i]) {
+ x = thisCopy[i]
+ y = targetCopy[i]
+ break
+ }
+ }
+
+ if (x < y) return -1
+ if (y < x) return 1
+ return 0
+}
+
+// Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
+// OR the last index of `val` in `buffer` at offset <= `byteOffset`.
+//
+// Arguments:
+// - buffer - a Buffer to search
+// - val - a string, Buffer, or number
+// - byteOffset - an index into `buffer`; will be clamped to an int32
+// - encoding - an optional encoding, relevant is val is a string
+// - dir - true for indexOf, false for lastIndexOf
+function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) {
+ // Empty buffer means no match
+ if (buffer.length === 0) return -1
+
+ // Normalize byteOffset
+ if (typeof byteOffset === 'string') {
+ encoding = byteOffset
+ byteOffset = 0
+ } else if (byteOffset > 0x7fffffff) {
+ byteOffset = 0x7fffffff
+ } else if (byteOffset < -0x80000000) {
+ byteOffset = -0x80000000
+ }
+ byteOffset = +byteOffset // Coerce to Number.
+ if (isNaN(byteOffset)) {
+ // byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
+ byteOffset = dir ? 0 : (buffer.length - 1)
+ }
+
+ // Normalize byteOffset: negative offsets start from the end of the buffer
+ if (byteOffset < 0) byteOffset = buffer.length + byteOffset
+ if (byteOffset >= buffer.length) {
+ if (dir) return -1
+ else byteOffset = buffer.length - 1
+ } else if (byteOffset < 0) {
+ if (dir) byteOffset = 0
+ else return -1
+ }
+
+ // Normalize val
+ if (typeof val === 'string') {
+ val = Buffer.from(val, encoding)
+ }
+
+ // Finally, search either indexOf (if dir is true) or lastIndexOf
+ if (Buffer.isBuffer(val)) {
+ // Special case: looking for empty string/buffer always fails
+ if (val.length === 0) {
+ return -1
+ }
+ return arrayIndexOf(buffer, val, byteOffset, encoding, dir)
+ } else if (typeof val === 'number') {
+ val = val & 0xFF // Search for a byte value [0-255]
+ if (Buffer.TYPED_ARRAY_SUPPORT &&
+ typeof Uint8Array.prototype.indexOf === 'function') {
+ if (dir) {
+ return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
+ } else {
+ return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
+ }
+ }
+ return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir)
+ }
+
+ throw new TypeError('val must be string, number or Buffer')
+}
+
+function arrayIndexOf (arr, val, byteOffset, encoding, dir) {
+ var indexSize = 1
+ var arrLength = arr.length
+ var valLength = val.length
+
+ if (encoding !== undefined) {
+ encoding = String(encoding).toLowerCase()
+ if (encoding === 'ucs2' || encoding === 'ucs-2' ||
+ encoding === 'utf16le' || encoding === 'utf-16le') {
+ if (arr.length < 2 || val.length < 2) {
+ return -1
+ }
+ indexSize = 2
+ arrLength /= 2
+ valLength /= 2
+ byteOffset /= 2
+ }
+ }
+
+ function read (buf, i) {
+ if (indexSize === 1) {
+ return buf[i]
+ } else {
+ return buf.readUInt16BE(i * indexSize)
+ }
+ }
+
+ var i
+ if (dir) {
+ var foundIndex = -1
+ for (i = byteOffset; i < arrLength; i++) {
+ if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
+ if (foundIndex === -1) foundIndex = i
+ if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
+ } else {
+ if (foundIndex !== -1) i -= i - foundIndex
+ foundIndex = -1
+ }
+ }
+ } else {
+ if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength
+ for (i = byteOffset; i >= 0; i--) {
+ var found = true
+ for (var j = 0; j < valLength; j++) {
+ if (read(arr, i + j) !== read(val, j)) {
+ found = false
+ break
+ }
+ }
+ if (found) return i
+ }
+ }
+
+ return -1
+}
+
+Buffer.prototype.includes = function includes (val, byteOffset, encoding) {
+ return this.indexOf(val, byteOffset, encoding) !== -1
+}
+
+Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
+ return bidirectionalIndexOf(this, val, byteOffset, encoding, true)
+}
+
+Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
+ return bidirectionalIndexOf(this, val, byteOffset, encoding, false)
+}
+
+function hexWrite (buf, string, offset, length) {
+ offset = Number(offset) || 0
+ var remaining = buf.length - offset
+ if (!length) {
+ length = remaining
+ } else {
+ length = Number(length)
+ if (length > remaining) {
+ length = remaining
+ }
+ }
+
+ // must be an even number of digits
+ var strLen = string.length
+ if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')
+
+ if (length > strLen / 2) {
+ length = strLen / 2
+ }
+ for (var i = 0; i < length; ++i) {
+ var parsed = parseInt(string.substr(i * 2, 2), 16)
+ if (isNaN(parsed)) return i
+ buf[offset + i] = parsed
+ }
+ return i
+}
+
+function utf8Write (buf, string, offset, length) {
+ return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
+}
+
+function asciiWrite (buf, string, offset, length) {
+ return blitBuffer(asciiToBytes(string), buf, offset, length)
+}
+
+function latin1Write (buf, string, offset, length) {
+ return asciiWrite(buf, string, offset, length)
+}
+
+function base64Write (buf, string, offset, length) {
+ return blitBuffer(base64ToBytes(string), buf, offset, length)
+}
+
+function ucs2Write (buf, string, offset, length) {
+ return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
+}
+
+Buffer.prototype.write = function write (string, offset, length, encoding) {
+ // Buffer#write(string)
+ if (offset === undefined) {
+ encoding = 'utf8'
+ length = this.length
+ offset = 0
+ // Buffer#write(string, encoding)
+ } else if (length === undefined && typeof offset === 'string') {
+ encoding = offset
+ length = this.length
+ offset = 0
+ // Buffer#write(string, offset[, length][, encoding])
+ } else if (isFinite(offset)) {
+ offset = offset | 0
+ if (isFinite(length)) {
+ length = length | 0
+ if (encoding === undefined) encoding = 'utf8'
+ } else {
+ encoding = length
+ length = undefined
+ }
+ // legacy write(string, encoding, offset, length) - remove in v0.13
+ } else {
+ throw new Error(
+ 'Buffer.write(string, encoding, offset[, length]) is no longer supported'
+ )
+ }
+
+ var remaining = this.length - offset
+ if (length === undefined || length > remaining) length = remaining
+
+ if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
+ throw new RangeError('Attempt to write outside buffer bounds')
+ }
+
+ if (!encoding) encoding = 'utf8'
+
+ var loweredCase = false
+ for (;;) {
+ switch (encoding) {
+ case 'hex':
+ return hexWrite(this, string, offset, length)
+
+ case 'utf8':
+ case 'utf-8':
+ return utf8Write(this, string, offset, length)
+
+ case 'ascii':
+ return asciiWrite(this, string, offset, length)
+
+ case 'latin1':
+ case 'binary':
+ return latin1Write(this, string, offset, length)
+
+ case 'base64':
+ // Warning: maxLength not taken into account in base64Write
+ return base64Write(this, string, offset, length)
+
+ case 'ucs2':
+ case 'ucs-2':
+ case 'utf16le':
+ case 'utf-16le':
+ return ucs2Write(this, string, offset, length)
+
+ default:
+ if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
+ encoding = ('' + encoding).toLowerCase()
+ loweredCase = true
+ }
+ }
+}
+
+Buffer.prototype.toJSON = function toJSON () {
+ return {
+ type: 'Buffer',
+ data: Array.prototype.slice.call(this._arr || this, 0)
+ }
+}
+
+function base64Slice (buf, start, end) {
+ if (start === 0 && end === buf.length) {
+ return base64.fromByteArray(buf)
+ } else {
+ return base64.fromByteArray(buf.slice(start, end))
+ }
+}
+
+function utf8Slice (buf, start, end) {
+ end = Math.min(buf.length, end)
+ var res = []
+
+ var i = start
+ while (i < end) {
+ var firstByte = buf[i]
+ var codePoint = null
+ var bytesPerSequence = (firstByte > 0xEF) ? 4
+ : (firstByte > 0xDF) ? 3
+ : (firstByte > 0xBF) ? 2
+ : 1
+
+ if (i + bytesPerSequence <= end) {
+ var secondByte, thirdByte, fourthByte, tempCodePoint
+
+ switch (bytesPerSequence) {
+ case 1:
+ if (firstByte < 0x80) {
+ codePoint = firstByte
+ }
+ break
+ case 2:
+ secondByte = buf[i + 1]
+ if ((secondByte & 0xC0) === 0x80) {
+ tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F)
+ if (tempCodePoint > 0x7F) {
+ codePoint = tempCodePoint
+ }
+ }
+ break
+ case 3:
+ secondByte = buf[i + 1]
+ thirdByte = buf[i + 2]
+ if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
+ tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F)
+ if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
+ codePoint = tempCodePoint
+ }
+ }
+ break
+ case 4:
+ secondByte = buf[i + 1]
+ thirdByte = buf[i + 2]
+ fourthByte = buf[i + 3]
+ if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
+ tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F)
+ if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
+ codePoint = tempCodePoint
+ }
+ }
+ }
+ }
+
+ if (codePoint === null) {
+ // we did not generate a valid codePoint so insert a
+ // replacement char (U+FFFD) and advance only 1 byte
+ codePoint = 0xFFFD
+ bytesPerSequence = 1
+ } else if (codePoint > 0xFFFF) {
+ // encode to utf16 (surrogate pair dance)
+ codePoint -= 0x10000
+ res.push(codePoint >>> 10 & 0x3FF | 0xD800)
+ codePoint = 0xDC00 | codePoint & 0x3FF
+ }
+
+ res.push(codePoint)
+ i += bytesPerSequence
+ }
+
+ return decodeCodePointsArray(res)
+}
+
+// Based on http://stackoverflow.com/a/22747272/680742, the browser with
+// the lowest limit is Chrome, with 0x10000 args.
+// We go 1 magnitude less, for safety
+var MAX_ARGUMENTS_LENGTH = 0x1000
+
+function decodeCodePointsArray (codePoints) {
+ var len = codePoints.length
+ if (len <= MAX_ARGUMENTS_LENGTH) {
+ return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
+ }
+
+ // Decode in chunks to avoid "call stack size exceeded".
+ var res = ''
+ var i = 0
+ while (i < len) {
+ res += String.fromCharCode.apply(
+ String,
+ codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
+ )
+ }
+ return res
+}
+
+function asciiSlice (buf, start, end) {
+ var ret = ''
+ end = Math.min(buf.length, end)
+
+ for (var i = start; i < end; ++i) {
+ ret += String.fromCharCode(buf[i] & 0x7F)
+ }
+ return ret
+}
+
+function latin1Slice (buf, start, end) {
+ var ret = ''
+ end = Math.min(buf.length, end)
+
+ for (var i = start; i < end; ++i) {
+ ret += String.fromCharCode(buf[i])
+ }
+ return ret
+}
+
+function hexSlice (buf, start, end) {
+ var len = buf.length
+
+ if (!start || start < 0) start = 0
+ if (!end || end < 0 || end > len) end = len
+
+ var out = ''
+ for (var i = start; i < end; ++i) {
+ out += toHex(buf[i])
+ }
+ return out
+}
+
+function utf16leSlice (buf, start, end) {
+ var bytes = buf.slice(start, end)
+ var res = ''
+ for (var i = 0; i < bytes.length; i += 2) {
+ res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
+ }
+ return res
+}
+
+Buffer.prototype.slice = function slice (start, end) {
+ var len = this.length
+ start = ~~start
+ end = end === undefined ? len : ~~end
+
+ if (start < 0) {
+ start += len
+ if (start < 0) start = 0
+ } else if (start > len) {
+ start = len
+ }
+
+ if (end < 0) {
+ end += len
+ if (end < 0) end = 0
+ } else if (end > len) {
+ end = len
+ }
+
+ if (end < start) end = start
+
+ var newBuf
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ newBuf = this.subarray(start, end)
+ newBuf.__proto__ = Buffer.prototype
+ } else {
+ var sliceLen = end - start
+ newBuf = new Buffer(sliceLen, undefined)
+ for (var i = 0; i < sliceLen; ++i) {
+ newBuf[i] = this[i + start]
+ }
+ }
+
+ return newBuf
+}
+
+/*
+ * Need to make sure that buffer isn't trying to write out of bounds.
+ */
+function checkOffset (offset, ext, length) {
+ if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
+ if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
+}
+
+Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
+ offset = offset | 0
+ byteLength = byteLength | 0
+ if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+ var val = this[offset]
+ var mul = 1
+ var i = 0
+ while (++i < byteLength && (mul *= 0x100)) {
+ val += this[offset + i] * mul
+ }
+
+ return val
+}
+
+Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
+ offset = offset | 0
+ byteLength = byteLength | 0
+ if (!noAssert) {
+ checkOffset(offset, byteLength, this.length)
+ }
+
+ var val = this[offset + --byteLength]
+ var mul = 1
+ while (byteLength > 0 && (mul *= 0x100)) {
+ val += this[offset + --byteLength] * mul
+ }
+
+ return val
+}
+
+Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 1, this.length)
+ return this[offset]
+}
+
+Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 2, this.length)
+ return this[offset] | (this[offset + 1] << 8)
+}
+
+Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 2, this.length)
+ return (this[offset] << 8) | this[offset + 1]
+}
+
+Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+
+ return ((this[offset]) |
+ (this[offset + 1] << 8) |
+ (this[offset + 2] << 16)) +
+ (this[offset + 3] * 0x1000000)
+}
+
+Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+
+ return (this[offset] * 0x1000000) +
+ ((this[offset + 1] << 16) |
+ (this[offset + 2] << 8) |
+ this[offset + 3])
+}
+
+Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
+ offset = offset | 0
+ byteLength = byteLength | 0
+ if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+ var val = this[offset]
+ var mul = 1
+ var i = 0
+ while (++i < byteLength && (mul *= 0x100)) {
+ val += this[offset + i] * mul
+ }
+ mul *= 0x80
+
+ if (val >= mul) val -= Math.pow(2, 8 * byteLength)
+
+ return val
+}
+
+Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
+ offset = offset | 0
+ byteLength = byteLength | 0
+ if (!noAssert) checkOffset(offset, byteLength, this.length)
+
+ var i = byteLength
+ var mul = 1
+ var val = this[offset + --i]
+ while (i > 0 && (mul *= 0x100)) {
+ val += this[offset + --i] * mul
+ }
+ mul *= 0x80
+
+ if (val >= mul) val -= Math.pow(2, 8 * byteLength)
+
+ return val
+}
+
+Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 1, this.length)
+ if (!(this[offset] & 0x80)) return (this[offset])
+ return ((0xff - this[offset] + 1) * -1)
+}
+
+Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 2, this.length)
+ var val = this[offset] | (this[offset + 1] << 8)
+ return (val & 0x8000) ? val | 0xFFFF0000 : val
+}
+
+Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 2, this.length)
+ var val = this[offset + 1] | (this[offset] << 8)
+ return (val & 0x8000) ? val | 0xFFFF0000 : val
+}
+
+Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+
+ return (this[offset]) |
+ (this[offset + 1] << 8) |
+ (this[offset + 2] << 16) |
+ (this[offset + 3] << 24)
+}
+
+Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+
+ return (this[offset] << 24) |
+ (this[offset + 1] << 16) |
+ (this[offset + 2] << 8) |
+ (this[offset + 3])
+}
+
+Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+ return ieee754.read(this, offset, true, 23, 4)
+}
+
+Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 4, this.length)
+ return ieee754.read(this, offset, false, 23, 4)
+}
+
+Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 8, this.length)
+ return ieee754.read(this, offset, true, 52, 8)
+}
+
+Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
+ if (!noAssert) checkOffset(offset, 8, this.length)
+ return ieee754.read(this, offset, false, 52, 8)
+}
+
+function checkInt (buf, value, offset, ext, max, min) {
+ if (!Buffer.isBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
+ if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
+ if (offset + ext > buf.length) throw new RangeError('Index out of range')
+}
+
+Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
+ value = +value
+ offset = offset | 0
+ byteLength = byteLength | 0
+ if (!noAssert) {
+ var maxBytes = Math.pow(2, 8 * byteLength) - 1
+ checkInt(this, value, offset, byteLength, maxBytes, 0)
+ }
+
+ var mul = 1
+ var i = 0
+ this[offset] = value & 0xFF
+ while (++i < byteLength && (mul *= 0x100)) {
+ this[offset + i] = (value / mul) & 0xFF
+ }
+
+ return offset + byteLength
+}
+
+Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
+ value = +value
+ offset = offset | 0
+ byteLength = byteLength | 0
+ if (!noAssert) {
+ var maxBytes = Math.pow(2, 8 * byteLength) - 1
+ checkInt(this, value, offset, byteLength, maxBytes, 0)
+ }
+
+ var i = byteLength - 1
+ var mul = 1
+ this[offset + i] = value & 0xFF
+ while (--i >= 0 && (mul *= 0x100)) {
+ this[offset + i] = (value / mul) & 0xFF
+ }
+
+ return offset + byteLength
+}
+
+Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0)
+ if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
+ this[offset] = (value & 0xff)
+ return offset + 1
+}
+
+function objectWriteUInt16 (buf, value, offset, littleEndian) {
+ if (value < 0) value = 0xffff + value + 1
+ for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) {
+ buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
+ (littleEndian ? i : 1 - i) * 8
+ }
+}
+
+Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value & 0xff)
+ this[offset + 1] = (value >>> 8)
+ } else {
+ objectWriteUInt16(this, value, offset, true)
+ }
+ return offset + 2
+}
+
+Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value >>> 8)
+ this[offset + 1] = (value & 0xff)
+ } else {
+ objectWriteUInt16(this, value, offset, false)
+ }
+ return offset + 2
+}
+
+function objectWriteUInt32 (buf, value, offset, littleEndian) {
+ if (value < 0) value = 0xffffffff + value + 1
+ for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) {
+ buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
+ }
+}
+
+Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset + 3] = (value >>> 24)
+ this[offset + 2] = (value >>> 16)
+ this[offset + 1] = (value >>> 8)
+ this[offset] = (value & 0xff)
+ } else {
+ objectWriteUInt32(this, value, offset, true)
+ }
+ return offset + 4
+}
+
+Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value >>> 24)
+ this[offset + 1] = (value >>> 16)
+ this[offset + 2] = (value >>> 8)
+ this[offset + 3] = (value & 0xff)
+ } else {
+ objectWriteUInt32(this, value, offset, false)
+ }
+ return offset + 4
+}
+
+Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) {
+ var limit = Math.pow(2, 8 * byteLength - 1)
+
+ checkInt(this, value, offset, byteLength, limit - 1, -limit)
+ }
+
+ var i = 0
+ var mul = 1
+ var sub = 0
+ this[offset] = value & 0xFF
+ while (++i < byteLength && (mul *= 0x100)) {
+ if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
+ sub = 1
+ }
+ this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
+ }
+
+ return offset + byteLength
+}
+
+Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) {
+ var limit = Math.pow(2, 8 * byteLength - 1)
+
+ checkInt(this, value, offset, byteLength, limit - 1, -limit)
+ }
+
+ var i = byteLength - 1
+ var mul = 1
+ var sub = 0
+ this[offset + i] = value & 0xFF
+ while (--i >= 0 && (mul *= 0x100)) {
+ if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
+ sub = 1
+ }
+ this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
+ }
+
+ return offset + byteLength
+}
+
+Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80)
+ if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
+ if (value < 0) value = 0xff + value + 1
+ this[offset] = (value & 0xff)
+ return offset + 1
+}
+
+Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value & 0xff)
+ this[offset + 1] = (value >>> 8)
+ } else {
+ objectWriteUInt16(this, value, offset, true)
+ }
+ return offset + 2
+}
+
+Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value >>> 8)
+ this[offset + 1] = (value & 0xff)
+ } else {
+ objectWriteUInt16(this, value, offset, false)
+ }
+ return offset + 2
+}
+
+Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value & 0xff)
+ this[offset + 1] = (value >>> 8)
+ this[offset + 2] = (value >>> 16)
+ this[offset + 3] = (value >>> 24)
+ } else {
+ objectWriteUInt32(this, value, offset, true)
+ }
+ return offset + 4
+}
+
+Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
+ value = +value
+ offset = offset | 0
+ if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
+ if (value < 0) value = 0xffffffff + value + 1
+ if (Buffer.TYPED_ARRAY_SUPPORT) {
+ this[offset] = (value >>> 24)
+ this[offset + 1] = (value >>> 16)
+ this[offset + 2] = (value >>> 8)
+ this[offset + 3] = (value & 0xff)
+ } else {
+ objectWriteUInt32(this, value, offset, false)
+ }
+ return offset + 4
+}
+
+function checkIEEE754 (buf, value, offset, ext, max, min) {
+ if (offset + ext > buf.length) throw new RangeError('Index out of range')
+ if (offset < 0) throw new RangeError('Index out of range')
+}
+
+function writeFloat (buf, value, offset, littleEndian, noAssert) {
+ if (!noAssert) {
+ checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38)
+ }
+ ieee754.write(buf, value, offset, littleEndian, 23, 4)
+ return offset + 4
+}
+
+Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
+ return writeFloat(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
+ return writeFloat(this, value, offset, false, noAssert)
+}
+
+function writeDouble (buf, value, offset, littleEndian, noAssert) {
+ if (!noAssert) {
+ checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308)
+ }
+ ieee754.write(buf, value, offset, littleEndian, 52, 8)
+ return offset + 8
+}
+
+Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
+ return writeDouble(this, value, offset, true, noAssert)
+}
+
+Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
+ return writeDouble(this, value, offset, false, noAssert)
+}
+
+// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
+Buffer.prototype.copy = function copy (target, targetStart, start, end) {
+ if (!start) start = 0
+ if (!end && end !== 0) end = this.length
+ if (targetStart >= target.length) targetStart = target.length
+ if (!targetStart) targetStart = 0
+ if (end > 0 && end < start) end = start
+
+ // Copy 0 bytes; we're done
+ if (end === start) return 0
+ if (target.length === 0 || this.length === 0) return 0
+
+ // Fatal error conditions
+ if (targetStart < 0) {
+ throw new RangeError('targetStart out of bounds')
+ }
+ if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
+ if (end < 0) throw new RangeError('sourceEnd out of bounds')
+
+ // Are we oob?
+ if (end > this.length) end = this.length
+ if (target.length - targetStart < end - start) {
+ end = target.length - targetStart + start
+ }
+
+ var len = end - start
+ var i
+
+ if (this === target && start < targetStart && targetStart < end) {
+ // descending copy from end
+ for (i = len - 1; i >= 0; --i) {
+ target[i + targetStart] = this[i + start]
+ }
+ } else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
+ // ascending copy from start
+ for (i = 0; i < len; ++i) {
+ target[i + targetStart] = this[i + start]
+ }
+ } else {
+ Uint8Array.prototype.set.call(
+ target,
+ this.subarray(start, start + len),
+ targetStart
+ )
+ }
+
+ return len
+}
+
+// Usage:
+// buffer.fill(number[, offset[, end]])
+// buffer.fill(buffer[, offset[, end]])
+// buffer.fill(string[, offset[, end]][, encoding])
+Buffer.prototype.fill = function fill (val, start, end, encoding) {
+ // Handle string cases:
+ if (typeof val === 'string') {
+ if (typeof start === 'string') {
+ encoding = start
+ start = 0
+ end = this.length
+ } else if (typeof end === 'string') {
+ encoding = end
+ end = this.length
+ }
+ if (val.length === 1) {
+ var code = val.charCodeAt(0)
+ if (code < 256) {
+ val = code
+ }
+ }
+ if (encoding !== undefined && typeof encoding !== 'string') {
+ throw new TypeError('encoding must be a string')
+ }
+ if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) {
+ throw new TypeError('Unknown encoding: ' + encoding)
+ }
+ } else if (typeof val === 'number') {
+ val = val & 255
+ }
+
+ // Invalid ranges are not set to a default, so can range check early.
+ if (start < 0 || this.length < start || this.length < end) {
+ throw new RangeError('Out of range index')
+ }
+
+ if (end <= start) {
+ return this
+ }
+
+ start = start >>> 0
+ end = end === undefined ? this.length : end >>> 0
+
+ if (!val) val = 0
+
+ var i
+ if (typeof val === 'number') {
+ for (i = start; i < end; ++i) {
+ this[i] = val
+ }
+ } else {
+ var bytes = Buffer.isBuffer(val)
+ ? val
+ : utf8ToBytes(new Buffer(val, encoding).toString())
+ var len = bytes.length
+ for (i = 0; i < end - start; ++i) {
+ this[i + start] = bytes[i % len]
+ }
+ }
+
+ return this
+}
+
+// HELPER FUNCTIONS
+// ================
+
+var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g
+
+function base64clean (str) {
+ // Node strips out invalid characters like \n and \t from the string, base64-js does not
+ str = stringtrim(str).replace(INVALID_BASE64_RE, '')
+ // Node converts strings with length < 2 to ''
+ if (str.length < 2) return ''
+ // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
+ while (str.length % 4 !== 0) {
+ str = str + '='
+ }
+ return str
+}
+
+function stringtrim (str) {
+ if (str.trim) return str.trim()
+ return str.replace(/^\s+|\s+$/g, '')
+}
+
+function toHex (n) {
+ if (n < 16) return '0' + n.toString(16)
+ return n.toString(16)
+}
+
+function utf8ToBytes (string, units) {
+ units = units || Infinity
+ var codePoint
+ var length = string.length
+ var leadSurrogate = null
+ var bytes = []
+
+ for (var i = 0; i < length; ++i) {
+ codePoint = string.charCodeAt(i)
+
+ // is surrogate component
+ if (codePoint > 0xD7FF && codePoint < 0xE000) {
+ // last char was a lead
+ if (!leadSurrogate) {
+ // no lead yet
+ if (codePoint > 0xDBFF) {
+ // unexpected trail
+ if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+ continue
+ } else if (i + 1 === length) {
+ // unpaired lead
+ if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+ continue
+ }
+
+ // valid lead
+ leadSurrogate = codePoint
+
+ continue
+ }
+
+ // 2 leads in a row
+ if (codePoint < 0xDC00) {
+ if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+ leadSurrogate = codePoint
+ continue
+ }
+
+ // valid surrogate pair
+ codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000
+ } else if (leadSurrogate) {
+ // valid bmp char, but last char was a lead
+ if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
+ }
+
+ leadSurrogate = null
+
+ // encode utf8
+ if (codePoint < 0x80) {
+ if ((units -= 1) < 0) break
+ bytes.push(codePoint)
+ } else if (codePoint < 0x800) {
+ if ((units -= 2) < 0) break
+ bytes.push(
+ codePoint >> 0x6 | 0xC0,
+ codePoint & 0x3F | 0x80
+ )
+ } else if (codePoint < 0x10000) {
+ if ((units -= 3) < 0) break
+ bytes.push(
+ codePoint >> 0xC | 0xE0,
+ codePoint >> 0x6 & 0x3F | 0x80,
+ codePoint & 0x3F | 0x80
+ )
+ } else if (codePoint < 0x110000) {
+ if ((units -= 4) < 0) break
+ bytes.push(
+ codePoint >> 0x12 | 0xF0,
+ codePoint >> 0xC & 0x3F | 0x80,
+ codePoint >> 0x6 & 0x3F | 0x80,
+ codePoint & 0x3F | 0x80
+ )
+ } else {
+ throw new Error('Invalid code point')
+ }
+ }
+
+ return bytes
+}
+
+function asciiToBytes (str) {
+ var byteArray = []
+ for (var i = 0; i < str.length; ++i) {
+ // Node's code seems to be doing this and not & 0x7F..
+ byteArray.push(str.charCodeAt(i) & 0xFF)
+ }
+ return byteArray
+}
+
+function utf16leToBytes (str, units) {
+ var c, hi, lo
+ var byteArray = []
+ for (var i = 0; i < str.length; ++i) {
+ if ((units -= 2) < 0) break
+
+ c = str.charCodeAt(i)
+ hi = c >> 8
+ lo = c % 256
+ byteArray.push(lo)
+ byteArray.push(hi)
+ }
+
+ return byteArray
+}
+
+function base64ToBytes (str) {
+ return base64.toByteArray(base64clean(str))
+}
+
+function blitBuffer (src, dst, offset, length) {
+ for (var i = 0; i < length; ++i) {
+ if ((i + offset >= dst.length) || (i >= src.length)) break
+ dst[i + offset] = src[i]
+ }
+ return i
+}
+
+function isnan (val) {
+ return val !== val // eslint-disable-line no-self-compare
+}
+
+/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(24)))
+
+/***/ }),
+/* 12 */
+/***/ (function(module, exports, __webpack_require__) {
+
+exports = module.exports = __webpack_require__(3)(undefined);
+// imports
+
+
+// module
+exports.push([module.i, "\n.pdf-viewer {\n background: url(" + __webpack_require__(17) + ");\n display: flex;\n flex-flow: column nowrap;\n}\n", ""]);
+
+// exports
+
+
+/***/ }),
+/* 13 */
+/***/ (function(module, exports, __webpack_require__) {
+
+exports = module.exports = __webpack_require__(3)(undefined);
+// imports
+
+
+// module
+exports.push([module.i, "\n.pdf-page {\n margin: 8px auto 0 auto;\n border-top: 1px #ddd solid;\n border-bottom: 1px #ddd solid;\n width: 100%;\n}\n.pdf-page:first-child {\n margin-top: 0px;\n border-top: 0px;\n}\n.pdf-page:last-child {\n margin-bottom: 0px;\n border-bottom: 0px;\n}\n", ""]);
+
+// exports
+
+
+/***/ }),
+/* 14 */
+/***/ (function(module, exports) {
+
+exports.read = function (buffer, offset, isLE, mLen, nBytes) {
+ var e, m
+ var eLen = nBytes * 8 - mLen - 1
+ var eMax = (1 << eLen) - 1
+ var eBias = eMax >> 1
+ var nBits = -7
+ var i = isLE ? (nBytes - 1) : 0
+ var d = isLE ? -1 : 1
+ var s = buffer[offset + i]
+
+ i += d
+
+ e = s & ((1 << (-nBits)) - 1)
+ s >>= (-nBits)
+ nBits += eLen
+ for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
+
+ m = e & ((1 << (-nBits)) - 1)
+ e >>= (-nBits)
+ nBits += mLen
+ for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
+
+ if (e === 0) {
+ e = 1 - eBias
+ } else if (e === eMax) {
+ return m ? NaN : ((s ? -1 : 1) * Infinity)
+ } else {
+ m = m + Math.pow(2, mLen)
+ e = e - eBias
+ }
+ return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
+}
+
+exports.write = function (buffer, value, offset, isLE, mLen, nBytes) {
+ var e, m, c
+ var eLen = nBytes * 8 - mLen - 1
+ var eMax = (1 << eLen) - 1
+ var eBias = eMax >> 1
+ var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0)
+ var i = isLE ? 0 : (nBytes - 1)
+ var d = isLE ? 1 : -1
+ var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0
+
+ value = Math.abs(value)
+
+ if (isNaN(value) || value === Infinity) {
+ m = isNaN(value) ? 1 : 0
+ e = eMax
+ } else {
+ e = Math.floor(Math.log(value) / Math.LN2)
+ if (value * (c = Math.pow(2, -e)) < 1) {
+ e--
+ c *= 2
+ }
+ if (e + eBias >= 1) {
+ value += rt / c
+ } else {
+ value += rt * Math.pow(2, 1 - eBias)
+ }
+ if (value * c >= 2) {
+ e++
+ c /= 2
+ }
+
+ if (e + eBias >= eMax) {
+ m = 0
+ e = eMax
+ } else if (e + eBias >= 1) {
+ m = (value * c - 1) * Math.pow(2, mLen)
+ e = e + eBias
+ } else {
+ m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen)
+ e = 0
+ }
+ }
+
+ for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
+
+ e = (e << mLen) | m
+ eLen += mLen
+ for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
+
+ buffer[offset + i - d] |= s * 128
+}
+
+
+/***/ }),
+/* 15 */
+/***/ (function(module, exports) {
+
+var toString = {}.toString;
+
+module.exports = Array.isArray || function (arr) {
+ return toString.call(arr) == '[object Array]';
+};
+
+
+/***/ }),
+/* 16 */,
+/* 17 */
+/***/ (function(module, exports) {
+
+module.exports = "data:image/gif;base64,R0lGODlhCgAKAIAAAOXl5f///yH5BAAAAAAALAAAAAAKAAoAAAIRhB2ZhxoM3GMSykqd1VltzxQAOw=="
+
+/***/ }),
+/* 18 */
+/***/ (function(module, exports, __webpack_require__) {
+
+
+/* styles */
+__webpack_require__(22)
+
+var Component = __webpack_require__(4)(
+ /* script */
+ __webpack_require__(9),
+ /* template */
+ __webpack_require__(20),
+ /* scopeId */
+ null,
+ /* cssModules */
+ null
+)
+Component.options.__file = "/Users/samrose/Projects/pdflab/src/page/index.vue"
+if (Component.esModule && Object.keys(Component.esModule).some(function (key) {return key !== "default" && key !== "__esModule"})) {console.error("named exports are not supported in *.vue files.")}
+if (Component.options.functional) {console.error("[vue-loader] index.vue: functional components are not supported with templates, they should use render functions.")}
+
+/* hot reload */
+if (false) {(function () {
+ var hotAPI = require("vue-hot-reload-api")
+ hotAPI.install(require("vue"), false)
+ if (!hotAPI.compatible) return
+ module.hot.accept()
+ if (!module.hot.data) {
+ hotAPI.createRecord("data-v-7e912b1a", Component.options)
+ } else {
+ hotAPI.reload("data-v-7e912b1a", Component.options)
+ }
+})()}
+
+module.exports = Component.exports
+
+
+/***/ }),
+/* 19 */
+/***/ (function(module, exports, __webpack_require__) {
+
+module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
+ return (_vm.hasPDF) ? _c('div', {
+ staticClass: "pdf-viewer"
+ }, _vm._l((_vm.pages), function(page, index) {
+ return _c('page', {
+ key: index,
+ attrs: {
+ "v-if": !_vm.isLoading,
+ "page": page,
+ "number": index + 1
+ }
+ })
+ })) : _vm._e()
+},staticRenderFns: []}
+module.exports.render._withStripped = true
+if (false) {
+ module.hot.accept()
+ if (module.hot.data) {
+ require("vue-hot-reload-api").rerender("data-v-7c7bed7e", module.exports)
+ }
+}
+
+/***/ }),
+/* 20 */
+/***/ (function(module, exports, __webpack_require__) {
+
+module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
+ return _c('canvas', {
+ ref: "canvas",
+ staticClass: "pdf-page",
+ attrs: {
+ "data-page": _vm.number
+ }
+ })
+},staticRenderFns: []}
+module.exports.render._withStripped = true
+if (false) {
+ module.hot.accept()
+ if (module.hot.data) {
+ require("vue-hot-reload-api").rerender("data-v-7e912b1a", module.exports)
+ }
+}
+
+/***/ }),
+/* 21 */
+/***/ (function(module, exports, __webpack_require__) {
+
+// style-loader: Adds some css to the DOM by adding a <style> tag
+
+// load the styles
+var content = __webpack_require__(12);
+if(typeof content === 'string') content = [[module.i, content, '']];
+if(content.locals) module.exports = content.locals;
+// add the styles to the DOM
+var update = __webpack_require__(5)("8018213c", content, false);
+// Hot Module Replacement
+if(false) {
+ // When the styles change, update the <style> tags
+ if(!content.locals) {
+ module.hot.accept("!!../node_modules/css-loader/index.js!../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-7c7bed7e\",\"scoped\":false,\"hasInlineConfig\":false}!../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./index.vue", function() {
+ var newContent = require("!!../node_modules/css-loader/index.js!../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-7c7bed7e\",\"scoped\":false,\"hasInlineConfig\":false}!../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./index.vue");
+ if(typeof newContent === 'string') newContent = [[module.id, newContent, '']];
+ update(newContent);
+ });
+ }
+ // When the module is disposed, remove the <style> tags
+ module.hot.dispose(function() { update(); });
+}
+
+/***/ }),
+/* 22 */
+/***/ (function(module, exports, __webpack_require__) {
+
+// style-loader: Adds some css to the DOM by adding a <style> tag
+
+// load the styles
+var content = __webpack_require__(13);
+if(typeof content === 'string') content = [[module.i, content, '']];
+if(content.locals) module.exports = content.locals;
+// add the styles to the DOM
+var update = __webpack_require__(5)("6d9dea59", content, false);
+// Hot Module Replacement
+if(false) {
+ // When the styles change, update the <style> tags
+ if(!content.locals) {
+ module.hot.accept("!!../../node_modules/css-loader/index.js!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-7e912b1a\",\"scoped\":false,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./index.vue", function() {
+ var newContent = require("!!../../node_modules/css-loader/index.js!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-7e912b1a\",\"scoped\":false,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./index.vue");
+ if(typeof newContent === 'string') newContent = [[module.id, newContent, '']];
+ update(newContent);
+ });
+ }
+ // When the module is disposed, remove the <style> tags
+ module.hot.dispose(function() { update(); });
+}
+
+/***/ }),
+/* 23 */
+/***/ (function(module, exports) {
+
+/**
+ * Translates the list format produced by css-loader into something
+ * easier to manipulate.
+ */
+module.exports = function listToStyles (parentId, list) {
+ var styles = []
+ var newStyles = {}
+ for (var i = 0; i < list.length; i++) {
+ var item = list[i]
+ var id = item[0]
+ var css = item[1]
+ var media = item[2]
+ var sourceMap = item[3]
+ var part = {
+ id: parentId + ':' + i,
+ css: css,
+ media: media,
+ sourceMap: sourceMap
+ }
+ if (!newStyles[id]) {
+ styles.push(newStyles[id] = { id: id, parts: [part] })
+ } else {
+ newStyles[id].parts.push(part)
+ }
+ }
+ return styles
+}
+
+
+/***/ }),
+/* 24 */
+/***/ (function(module, exports) {
+
+var g;
+
+// This works in non-strict mode
+g = (function() {
+ return this;
+})();
+
+try {
+ // This works if eval is allowed (see CSP)
+ g = g || Function("return this")() || (1,eval)("this");
+} catch(e) {
+ // This works if the window reference is available
+ if(typeof window === "object")
+ g = window;
+}
+
+// g can still be undefined, but nothing to do about it...
+// We return undefined, instead of nothing here, so it's
+// easier to handle this case. if(!global) { ...}
+
+module.exports = g;
+
+
+/***/ })
+/******/ ]);
+}); \ No newline at end of file