pdf-transform
Version:
Transforms PDF to png or html files
7,725 lines • 230 kB
JavaScript
/**
* @licstart The following is the entire license notice for the
* Javascript code in this page
*
* Copyright 2020 Mozilla Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* @licend The above is the entire license notice for the
* Javascript code in this page
*/
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory();
else if(typeof define === 'function' && define.amd)
define("pdfjs-dist/web/pdf_viewer", [], factory);
else if(typeof exports === 'object')
exports["pdfjs-dist/web/pdf_viewer"] = factory();
else
root["pdfjs-dist/web/pdf_viewer"] = root.pdfjsViewer = factory();
})(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;
/******/
/******/ // 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, { enumerable: true, get: getter });
/******/ }
/******/ };
/******/
/******/ // define __esModule on exports
/******/ __w_pdfjs_require__.r = function(exports) {
/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) {
/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
/******/ }
/******/ Object.defineProperty(exports, '__esModule', { value: true });
/******/ };
/******/
/******/ // create a fake namespace object
/******/ // mode & 1: value is a module id, require it
/******/ // mode & 2: merge all properties of value into the ns
/******/ // mode & 4: return value when already ns object
/******/ // mode & 8|1: behave like require
/******/ __w_pdfjs_require__.t = function(value, mode) {
/******/ if(mode & 1) value = __w_pdfjs_require__(value);
/******/ if(mode & 8) return value;
/******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;
/******/ var ns = Object.create(null);
/******/ __w_pdfjs_require__.r(ns);
/******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value });
/******/ if(mode & 2 && typeof value != 'string') for(var key in value) __w_pdfjs_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));
/******/ return ns;
/******/ };
/******/
/******/ // 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 = 0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
Object.defineProperty(exports, "AnnotationLayerBuilder", {
enumerable: true,
get: function get() {
return _annotation_layer_builder.AnnotationLayerBuilder;
}
});
Object.defineProperty(exports, "DefaultAnnotationLayerFactory", {
enumerable: true,
get: function get() {
return _annotation_layer_builder.DefaultAnnotationLayerFactory;
}
});
Object.defineProperty(exports, "DefaultTextLayerFactory", {
enumerable: true,
get: function get() {
return _text_layer_builder.DefaultTextLayerFactory;
}
});
Object.defineProperty(exports, "TextLayerBuilder", {
enumerable: true,
get: function get() {
return _text_layer_builder.TextLayerBuilder;
}
});
Object.defineProperty(exports, "EventBus", {
enumerable: true,
get: function get() {
return _ui_utils.EventBus;
}
});
Object.defineProperty(exports, "NullL10n", {
enumerable: true,
get: function get() {
return _ui_utils.NullL10n;
}
});
Object.defineProperty(exports, "ProgressBar", {
enumerable: true,
get: function get() {
return _ui_utils.ProgressBar;
}
});
Object.defineProperty(exports, "PDFLinkService", {
enumerable: true,
get: function get() {
return _pdf_link_service.PDFLinkService;
}
});
Object.defineProperty(exports, "SimpleLinkService", {
enumerable: true,
get: function get() {
return _pdf_link_service.SimpleLinkService;
}
});
Object.defineProperty(exports, "DownloadManager", {
enumerable: true,
get: function get() {
return _download_manager.DownloadManager;
}
});
Object.defineProperty(exports, "GenericL10n", {
enumerable: true,
get: function get() {
return _genericl10n.GenericL10n;
}
});
Object.defineProperty(exports, "PDFFindController", {
enumerable: true,
get: function get() {
return _pdf_find_controller.PDFFindController;
}
});
Object.defineProperty(exports, "PDFHistory", {
enumerable: true,
get: function get() {
return _pdf_history.PDFHistory;
}
});
Object.defineProperty(exports, "PDFPageView", {
enumerable: true,
get: function get() {
return _pdf_page_view.PDFPageView;
}
});
Object.defineProperty(exports, "PDFSinglePageViewer", {
enumerable: true,
get: function get() {
return _pdf_single_page_viewer.PDFSinglePageViewer;
}
});
Object.defineProperty(exports, "PDFViewer", {
enumerable: true,
get: function get() {
return _pdf_viewer.PDFViewer;
}
});
var _annotation_layer_builder = __w_pdfjs_require__(1);
var _text_layer_builder = __w_pdfjs_require__(8);
var _ui_utils = __w_pdfjs_require__(3);
var _pdf_link_service = __w_pdfjs_require__(7);
var _download_manager = __w_pdfjs_require__(9);
var _genericl10n = __w_pdfjs_require__(10);
var _pdf_find_controller = __w_pdfjs_require__(12);
var _pdf_history = __w_pdfjs_require__(14);
var _pdf_page_view = __w_pdfjs_require__(15);
var _pdf_single_page_viewer = __w_pdfjs_require__(18);
var _pdf_viewer = __w_pdfjs_require__(20);
var pdfjsVersion = '2.5.78';
var pdfjsBuild = '9da32087';
/***/ }),
/* 1 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.DefaultAnnotationLayerFactory = exports.AnnotationLayerBuilder = void 0;
var _pdfjsLib = __w_pdfjs_require__(2);
var _ui_utils = __w_pdfjs_require__(3);
var _pdf_link_service = __w_pdfjs_require__(7);
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var AnnotationLayerBuilder = /*#__PURE__*/function () {
function AnnotationLayerBuilder(_ref) {
var pageDiv = _ref.pageDiv,
pdfPage = _ref.pdfPage,
linkService = _ref.linkService,
downloadManager = _ref.downloadManager,
_ref$imageResourcesPa = _ref.imageResourcesPath,
imageResourcesPath = _ref$imageResourcesPa === void 0 ? "" : _ref$imageResourcesPa,
_ref$renderInteractiv = _ref.renderInteractiveForms,
renderInteractiveForms = _ref$renderInteractiv === void 0 ? false : _ref$renderInteractiv,
_ref$l10n = _ref.l10n,
l10n = _ref$l10n === void 0 ? _ui_utils.NullL10n : _ref$l10n;
_classCallCheck(this, AnnotationLayerBuilder);
this.pageDiv = pageDiv;
this.pdfPage = pdfPage;
this.linkService = linkService;
this.downloadManager = downloadManager;
this.imageResourcesPath = imageResourcesPath;
this.renderInteractiveForms = renderInteractiveForms;
this.l10n = l10n;
this.div = null;
this._cancelled = false;
}
_createClass(AnnotationLayerBuilder, [{
key: "render",
value: function render(viewport) {
var _this = this;
var intent = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : "display";
this.pdfPage.getAnnotations({
intent: intent
}).then(function (annotations) {
if (_this._cancelled) {
return;
}
var parameters = {
viewport: viewport.clone({
dontFlip: true
}),
div: _this.div,
annotations: annotations,
page: _this.pdfPage,
imageResourcesPath: _this.imageResourcesPath,
renderInteractiveForms: _this.renderInteractiveForms,
linkService: _this.linkService,
downloadManager: _this.downloadManager
};
if (_this.div) {
_pdfjsLib.AnnotationLayer.update(parameters);
} else {
if (annotations.length === 0) {
return;
}
_this.div = document.createElement("div");
_this.div.className = "annotationLayer";
_this.pageDiv.appendChild(_this.div);
parameters.div = _this.div;
_pdfjsLib.AnnotationLayer.render(parameters);
_this.l10n.translate(_this.div);
}
});
}
}, {
key: "cancel",
value: function cancel() {
this._cancelled = true;
}
}, {
key: "hide",
value: function hide() {
if (!this.div) {
return;
}
this.div.setAttribute("hidden", "true");
}
}]);
return AnnotationLayerBuilder;
}();
exports.AnnotationLayerBuilder = AnnotationLayerBuilder;
var DefaultAnnotationLayerFactory = /*#__PURE__*/function () {
function DefaultAnnotationLayerFactory() {
_classCallCheck(this, DefaultAnnotationLayerFactory);
}
_createClass(DefaultAnnotationLayerFactory, [{
key: "createAnnotationLayerBuilder",
value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
var imageResourcesPath = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : "";
var renderInteractiveForms = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
var l10n = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : _ui_utils.NullL10n;
return new AnnotationLayerBuilder({
pageDiv: pageDiv,
pdfPage: pdfPage,
imageResourcesPath: imageResourcesPath,
renderInteractiveForms: renderInteractiveForms,
linkService: new _pdf_link_service.SimpleLinkService(),
l10n: l10n
});
}
}]);
return DefaultAnnotationLayerFactory;
}();
exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory;
/***/ }),
/* 2 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var pdfjsLib;
if (typeof window !== "undefined" && window["pdfjs-dist/build/pdf"]) {
pdfjsLib = window["pdfjs-dist/build/pdf"];
} else {
pdfjsLib = require("../build/pdf.js");
}
module.exports = pdfjsLib;
/***/ }),
/* 3 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.isValidRotation = isValidRotation;
exports.isValidScrollMode = isValidScrollMode;
exports.isValidSpreadMode = isValidSpreadMode;
exports.isPortraitOrientation = isPortraitOrientation;
exports.clamp = clamp;
exports.getPDFFileNameFromURL = getPDFFileNameFromURL;
exports.noContextMenuHandler = noContextMenuHandler;
exports.parseQueryString = parseQueryString;
exports.backtrackBeforeAllVisibleElements = backtrackBeforeAllVisibleElements;
exports.getVisibleElements = getVisibleElements;
exports.roundToDivide = roundToDivide;
exports.getPageSizeInches = getPageSizeInches;
exports.approximateFraction = approximateFraction;
exports.getOutputScale = getOutputScale;
exports.scrollIntoView = scrollIntoView;
exports.watchScroll = watchScroll;
exports.binarySearchFirstItem = binarySearchFirstItem;
exports.normalizeWheelEventDelta = normalizeWheelEventDelta;
exports.waitOnEventOrTimeout = waitOnEventOrTimeout;
exports.moveToEndOfArray = moveToEndOfArray;
exports.WaitOnType = exports.animationStarted = exports.ProgressBar = exports.EventBus = exports.NullL10n = exports.SpreadMode = exports.ScrollMode = exports.TextLayerMode = exports.RendererType = exports.PresentationModeState = exports.VERTICAL_PADDING = exports.SCROLLBAR_PADDING = exports.MAX_AUTO_SCALE = exports.UNKNOWN_SCALE = exports.MAX_SCALE = exports.MIN_SCALE = exports.DEFAULT_SCALE = exports.DEFAULT_SCALE_VALUE = exports.CSS_UNITS = exports.AutoPrintRegExp = void 0;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(4));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(n); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
function _iterableToArrayLimit(arr, i) { if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return; var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
var CSS_UNITS = 96.0 / 72.0;
exports.CSS_UNITS = CSS_UNITS;
var DEFAULT_SCALE_VALUE = "auto";
exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
var DEFAULT_SCALE = 1.0;
exports.DEFAULT_SCALE = DEFAULT_SCALE;
var MIN_SCALE = 0.1;
exports.MIN_SCALE = MIN_SCALE;
var MAX_SCALE = 10.0;
exports.MAX_SCALE = MAX_SCALE;
var UNKNOWN_SCALE = 0;
exports.UNKNOWN_SCALE = UNKNOWN_SCALE;
var MAX_AUTO_SCALE = 1.25;
exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE;
var SCROLLBAR_PADDING = 40;
exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING;
var VERTICAL_PADDING = 5;
exports.VERTICAL_PADDING = VERTICAL_PADDING;
var PresentationModeState = {
UNKNOWN: 0,
NORMAL: 1,
CHANGING: 2,
FULLSCREEN: 3
};
exports.PresentationModeState = PresentationModeState;
var RendererType = {
CANVAS: "canvas",
SVG: "svg"
};
exports.RendererType = RendererType;
var TextLayerMode = {
DISABLE: 0,
ENABLE: 1,
ENABLE_ENHANCE: 2
};
exports.TextLayerMode = TextLayerMode;
var ScrollMode = {
UNKNOWN: -1,
VERTICAL: 0,
HORIZONTAL: 1,
WRAPPED: 2
};
exports.ScrollMode = ScrollMode;
var SpreadMode = {
UNKNOWN: -1,
NONE: 0,
ODD: 1,
EVEN: 2
};
exports.SpreadMode = SpreadMode;
var AutoPrintRegExp = /\bprint\s*\(/;
exports.AutoPrintRegExp = AutoPrintRegExp;
function formatL10nValue(text, args) {
if (!args) {
return text;
}
return text.replace(/\{\{\s*(\w+)\s*\}\}/g, function (all, name) {
return name in args ? args[name] : "{{" + name + "}}";
});
}
var NullL10n = {
getLanguage: function getLanguage() {
return _asyncToGenerator( /*#__PURE__*/_regenerator["default"].mark(function _callee() {
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
return _context.abrupt("return", "en-us");
case 1:
case "end":
return _context.stop();
}
}
}, _callee);
}))();
},
getDirection: function getDirection() {
return _asyncToGenerator( /*#__PURE__*/_regenerator["default"].mark(function _callee2() {
return _regenerator["default"].wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
return _context2.abrupt("return", "ltr");
case 1:
case "end":
return _context2.stop();
}
}
}, _callee2);
}))();
},
get: function get(property, args, fallback) {
return _asyncToGenerator( /*#__PURE__*/_regenerator["default"].mark(function _callee3() {
return _regenerator["default"].wrap(function _callee3$(_context3) {
while (1) {
switch (_context3.prev = _context3.next) {
case 0:
return _context3.abrupt("return", formatL10nValue(fallback, args));
case 1:
case "end":
return _context3.stop();
}
}
}, _callee3);
}))();
},
translate: function translate(element) {
return _asyncToGenerator( /*#__PURE__*/_regenerator["default"].mark(function _callee4() {
return _regenerator["default"].wrap(function _callee4$(_context4) {
while (1) {
switch (_context4.prev = _context4.next) {
case 0:
case "end":
return _context4.stop();
}
}
}, _callee4);
}))();
}
};
exports.NullL10n = NullL10n;
function getOutputScale(ctx) {
var devicePixelRatio = window.devicePixelRatio || 1;
var backingStoreRatio = ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1;
var pixelRatio = devicePixelRatio / backingStoreRatio;
return {
sx: pixelRatio,
sy: pixelRatio,
scaled: pixelRatio !== 1
};
}
function scrollIntoView(element, spot) {
var skipOverflowHiddenElements = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
var parent = element.offsetParent;
if (!parent) {
console.error("offsetParent is not set -- cannot scroll");
return;
}
var offsetY = element.offsetTop + element.clientTop;
var offsetX = element.offsetLeft + element.clientLeft;
while (parent.clientHeight === parent.scrollHeight && parent.clientWidth === parent.scrollWidth || skipOverflowHiddenElements && getComputedStyle(parent).overflow === "hidden") {
if (parent.dataset._scaleY) {
offsetY /= parent.dataset._scaleY;
offsetX /= parent.dataset._scaleX;
}
offsetY += parent.offsetTop;
offsetX += parent.offsetLeft;
parent = parent.offsetParent;
if (!parent) {
return;
}
}
if (spot) {
if (spot.top !== undefined) {
offsetY += spot.top;
}
if (spot.left !== undefined) {
offsetX += spot.left;
parent.scrollLeft = offsetX;
}
}
parent.scrollTop = offsetY;
}
function watchScroll(viewAreaElement, callback) {
var debounceScroll = function debounceScroll(evt) {
if (rAF) {
return;
}
rAF = window.requestAnimationFrame(function viewAreaElementScrolled() {
rAF = null;
var currentX = viewAreaElement.scrollLeft;
var lastX = state.lastX;
if (currentX !== lastX) {
state.right = currentX > lastX;
}
state.lastX = currentX;
var currentY = viewAreaElement.scrollTop;
var lastY = state.lastY;
if (currentY !== lastY) {
state.down = currentY > lastY;
}
state.lastY = currentY;
callback(state);
});
};
var state = {
right: true,
down: true,
lastX: viewAreaElement.scrollLeft,
lastY: viewAreaElement.scrollTop,
_eventHandler: debounceScroll
};
var rAF = null;
viewAreaElement.addEventListener("scroll", debounceScroll, true);
return state;
}
function parseQueryString(query) {
var parts = query.split("&");
var params = Object.create(null);
for (var i = 0, ii = parts.length; i < ii; ++i) {
var param = parts[i].split("=");
var key = param[0].toLowerCase();
var value = param.length > 1 ? param[1] : null;
params[decodeURIComponent(key)] = decodeURIComponent(value);
}
return params;
}
function binarySearchFirstItem(items, condition) {
var minIndex = 0;
var maxIndex = items.length - 1;
if (maxIndex < 0 || !condition(items[maxIndex])) {
return items.length;
}
if (condition(items[minIndex])) {
return minIndex;
}
while (minIndex < maxIndex) {
var currentIndex = minIndex + maxIndex >> 1;
var currentItem = items[currentIndex];
if (condition(currentItem)) {
maxIndex = currentIndex;
} else {
minIndex = currentIndex + 1;
}
}
return minIndex;
}
function approximateFraction(x) {
if (Math.floor(x) === x) {
return [x, 1];
}
var xinv = 1 / x;
var limit = 8;
if (xinv > limit) {
return [1, limit];
} else if (Math.floor(xinv) === xinv) {
return [1, xinv];
}
var x_ = x > 1 ? xinv : x;
var a = 0,
b = 1,
c = 1,
d = 1;
while (true) {
var p = a + c,
q = b + d;
if (q > limit) {
break;
}
if (x_ <= p / q) {
c = p;
d = q;
} else {
a = p;
b = q;
}
}
var result;
if (x_ - a / b < c / d - x_) {
result = x_ === x ? [a, b] : [b, a];
} else {
result = x_ === x ? [c, d] : [d, c];
}
return result;
}
function roundToDivide(x, div) {
var r = x % div;
return r === 0 ? x : Math.round(x - r + div);
}
function getPageSizeInches(_ref) {
var view = _ref.view,
userUnit = _ref.userUnit,
rotate = _ref.rotate;
var _view = _slicedToArray(view, 4),
x1 = _view[0],
y1 = _view[1],
x2 = _view[2],
y2 = _view[3];
var changeOrientation = rotate % 180 !== 0;
var width = (x2 - x1) / 72 * userUnit;
var height = (y2 - y1) / 72 * userUnit;
return {
width: changeOrientation ? height : width,
height: changeOrientation ? width : height
};
}
function backtrackBeforeAllVisibleElements(index, views, top) {
if (index < 2) {
return index;
}
var elt = views[index].div;
var pageTop = elt.offsetTop + elt.clientTop;
if (pageTop >= top) {
elt = views[index - 1].div;
pageTop = elt.offsetTop + elt.clientTop;
}
for (var i = index - 2; i >= 0; --i) {
elt = views[i].div;
if (elt.offsetTop + elt.clientTop + elt.clientHeight <= pageTop) {
break;
}
index = i;
}
return index;
}
function getVisibleElements(scrollEl, views) {
var sortByVisibility = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
var horizontal = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
var top = scrollEl.scrollTop,
bottom = top + scrollEl.clientHeight;
var left = scrollEl.scrollLeft,
right = left + scrollEl.clientWidth;
function isElementBottomAfterViewTop(view) {
var element = view.div;
var elementBottom = element.offsetTop + element.clientTop + element.clientHeight;
return elementBottom > top;
}
function isElementRightAfterViewLeft(view) {
var element = view.div;
var elementRight = element.offsetLeft + element.clientLeft + element.clientWidth;
return elementRight > left;
}
var visible = [],
numViews = views.length;
var firstVisibleElementInd = numViews === 0 ? 0 : binarySearchFirstItem(views, horizontal ? isElementRightAfterViewLeft : isElementBottomAfterViewTop);
if (firstVisibleElementInd > 0 && firstVisibleElementInd < numViews && !horizontal) {
firstVisibleElementInd = backtrackBeforeAllVisibleElements(firstVisibleElementInd, views, top);
}
var lastEdge = horizontal ? right : -1;
for (var i = firstVisibleElementInd; i < numViews; i++) {
var view = views[i],
element = view.div;
var currentWidth = element.offsetLeft + element.clientLeft;
var currentHeight = element.offsetTop + element.clientTop;
var viewWidth = element.clientWidth,
viewHeight = element.clientHeight;
var viewRight = currentWidth + viewWidth;
var viewBottom = currentHeight + viewHeight;
if (lastEdge === -1) {
if (viewBottom >= bottom) {
lastEdge = viewBottom;
}
} else if ((horizontal ? currentWidth : currentHeight) > lastEdge) {
break;
}
if (viewBottom <= top || currentHeight >= bottom || viewRight <= left || currentWidth >= right) {
continue;
}
var hiddenHeight = Math.max(0, top - currentHeight) + Math.max(0, viewBottom - bottom);
var hiddenWidth = Math.max(0, left - currentWidth) + Math.max(0, viewRight - right);
var percent = (viewHeight - hiddenHeight) * (viewWidth - hiddenWidth) * 100 / viewHeight / viewWidth | 0;
visible.push({
id: view.id,
x: currentWidth,
y: currentHeight,
view: view,
percent: percent
});
}
var first = visible[0],
last = visible[visible.length - 1];
if (sortByVisibility) {
visible.sort(function (a, b) {
var pc = a.percent - b.percent;
if (Math.abs(pc) > 0.001) {
return -pc;
}
return a.id - b.id;
});
}
return {
first: first,
last: last,
views: visible
};
}
function noContextMenuHandler(evt) {
evt.preventDefault();
}
function isDataSchema(url) {
var i = 0;
var ii = url.length;
while (i < ii && url[i].trim() === "") {
i++;
}
return url.substring(i, i + 5).toLowerCase() === "data:";
}
function getPDFFileNameFromURL(url) {
var defaultFilename = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : "document.pdf";
if (typeof url !== "string") {
return defaultFilename;
}
if (isDataSchema(url)) {
console.warn("getPDFFileNameFromURL: " + 'ignoring "data:" URL for performance reasons.');
return defaultFilename;
}
var reURI = /^(?:(?:[^:]+:)?\/\/[^\/]+)?([^?#]*)(\?[^#]*)?(#.*)?$/;
var reFilename = /[^\/?#=]+\.pdf\b(?!.*\.pdf\b)/i;
var splitURI = reURI.exec(url);
var suggestedFilename = reFilename.exec(splitURI[1]) || reFilename.exec(splitURI[2]) || reFilename.exec(splitURI[3]);
if (suggestedFilename) {
suggestedFilename = suggestedFilename[0];
if (suggestedFilename.includes("%")) {
try {
suggestedFilename = reFilename.exec(decodeURIComponent(suggestedFilename))[0];
} catch (ex) {}
}
}
return suggestedFilename || defaultFilename;
}
function normalizeWheelEventDelta(evt) {
var delta = Math.sqrt(evt.deltaX * evt.deltaX + evt.deltaY * evt.deltaY);
var angle = Math.atan2(evt.deltaY, evt.deltaX);
if (-0.25 * Math.PI < angle && angle < 0.75 * Math.PI) {
delta = -delta;
}
var MOUSE_DOM_DELTA_PIXEL_MODE = 0;
var MOUSE_DOM_DELTA_LINE_MODE = 1;
var MOUSE_PIXELS_PER_LINE = 30;
var MOUSE_LINES_PER_PAGE = 30;
if (evt.deltaMode === MOUSE_DOM_DELTA_PIXEL_MODE) {
delta /= MOUSE_PIXELS_PER_LINE * MOUSE_LINES_PER_PAGE;
} else if (evt.deltaMode === MOUSE_DOM_DELTA_LINE_MODE) {
delta /= MOUSE_LINES_PER_PAGE;
}
return delta;
}
function isValidRotation(angle) {
return Number.isInteger(angle) && angle % 90 === 0;
}
function isValidScrollMode(mode) {
return Number.isInteger(mode) && Object.values(ScrollMode).includes(mode) && mode !== ScrollMode.UNKNOWN;
}
function isValidSpreadMode(mode) {
return Number.isInteger(mode) && Object.values(SpreadMode).includes(mode) && mode !== SpreadMode.UNKNOWN;
}
function isPortraitOrientation(size) {
return size.width <= size.height;
}
var WaitOnType = {
EVENT: "event",
TIMEOUT: "timeout"
};
exports.WaitOnType = WaitOnType;
function waitOnEventOrTimeout(_ref2) {
var target = _ref2.target,
name = _ref2.name,
_ref2$delay = _ref2.delay,
delay = _ref2$delay === void 0 ? 0 : _ref2$delay;
return new Promise(function (resolve, reject) {
if (_typeof(target) !== "object" || !(name && typeof name === "string") || !(Number.isInteger(delay) && delay >= 0)) {
throw new Error("waitOnEventOrTimeout - invalid parameters.");
}
function handler(type) {
if (target instanceof EventBus) {
target._off(name, eventHandler);
} else {
target.removeEventListener(name, eventHandler);
}
if (timeout) {
clearTimeout(timeout);
}
resolve(type);
}
var eventHandler = handler.bind(null, WaitOnType.EVENT);
if (target instanceof EventBus) {
target._on(name, eventHandler);
} else {
target.addEventListener(name, eventHandler);
}
var timeoutHandler = handler.bind(null, WaitOnType.TIMEOUT);
var timeout = setTimeout(timeoutHandler, delay);
});
}
var animationStarted = new Promise(function (resolve) {
window.requestAnimationFrame(resolve);
});
exports.animationStarted = animationStarted;
function dispatchDOMEvent(eventName) {
var args = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
throw new Error("Not implemented: dispatchDOMEvent");
}
var EventBus = /*#__PURE__*/function () {
function EventBus(options) {
_classCallCheck(this, EventBus);
this._listeners = Object.create(null);
}
_createClass(EventBus, [{
key: "on",
value: function on(eventName, listener) {
this._on(eventName, listener, {
external: true
});
}
}, {
key: "off",
value: function off(eventName, listener) {
this._off(eventName, listener, {
external: true
});
}
}, {
key: "dispatch",
value: function dispatch(eventName) {
var eventListeners = this._listeners[eventName];
if (!eventListeners || eventListeners.length === 0) {
return;
}
var args = Array.prototype.slice.call(arguments, 1);
var externalListeners;
eventListeners.slice(0).forEach(function (_ref3) {
var listener = _ref3.listener,
external = _ref3.external;
if (external) {
if (!externalListeners) {
externalListeners = [];
}
externalListeners.push(listener);
return;
}
listener.apply(null, args);
});
if (externalListeners) {
externalListeners.forEach(function (listener) {
listener.apply(null, args);
});
externalListeners = null;
}
}
}, {
key: "_on",
value: function _on(eventName, listener) {
var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var eventListeners = this._listeners[eventName];
if (!eventListeners) {
this._listeners[eventName] = eventListeners = [];
}
eventListeners.push({
listener: listener,
external: (options && options.external) === true
});
}
}, {
key: "_off",
value: function _off(eventName, listener) {
var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
var eventListeners = this._listeners[eventName];
if (!eventListeners) {
return;
}
for (var i = 0, ii = eventListeners.length; i < ii; i++) {
if (eventListeners[i].listener === listener) {
eventListeners.splice(i, 1);
return;
}
}
}
}]);
return EventBus;
}();
exports.EventBus = EventBus;
function clamp(v, min, max) {
return Math.min(Math.max(v, min), max);
}
var ProgressBar = /*#__PURE__*/function () {
function ProgressBar(id) {
var _ref4 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
height = _ref4.height,
width = _ref4.width,
units = _ref4.units;
_classCallCheck(this, ProgressBar);
this.visible = true;
this.div = document.querySelector(id + " .progress");
this.bar = this.div.parentNode;
this.height = height || 100;
this.width = width || 100;
this.units = units || "%";
this.div.style.height = this.height + this.units;
this.percent = 0;
}
_createClass(ProgressBar, [{
key: "_updateBar",
value: function _updateBar() {
if (this._indeterminate) {
this.div.classList.add("indeterminate");
this.div.style.width = this.width + this.units;
return;
}
this.div.classList.remove("indeterminate");
var progressSize = this.width * this._percent / 100;
this.div.style.width = progressSize + this.units;
}
}, {
key: "setWidth",
value: function setWidth(viewer) {
if (!viewer) {
return;
}
var container = viewer.parentNode;
var scrollbarWidth = container.offsetWidth - viewer.offsetWidth;
if (scrollbarWidth > 0) {
this.bar.style.width = "calc(100% - ".concat(scrollbarWidth, "px)");
}
}
}, {
key: "hide",
value: function hide() {
if (!this.visible) {
return;
}
this.visible = false;
this.bar.classList.add("hidden");
document.body.classList.remove("loadingInProgress");
}
}, {
key: "show",
value: function show() {
if (this.visible) {
return;
}
this.visible = true;
document.body.classList.add("loadingInProgress");
this.bar.classList.remove("hidden");
}
}, {
key: "percent",
get: function get() {
return this._percent;
},
set: function set(val) {
this._indeterminate = isNaN(val);
this._percent = clamp(val, 0, 100);
this._updateBar();
}
}]);
return ProgressBar;
}();
exports.ProgressBar = ProgressBar;
function moveToEndOfArray(arr, condition) {
var moved = [],
len = arr.length;
var write = 0;
for (var read = 0; read < len; ++read) {
if (condition(arr[read])) {
moved.push(arr[read]);
} else {
arr[write] = arr[read];
++write;
}
}
for (var _read = 0; write < len; ++_read, ++write) {
arr[write] = moved[_read];
}
}
/***/ }),
/* 4 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = __w_pdfjs_require__(5);
/***/ }),
/* 5 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
/* WEBPACK VAR INJECTION */(function(module) {
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var runtime = function (exports) {
"use strict";
var Op = Object.prototype;
var hasOwn = Op.hasOwnProperty;
var undefined;
var $Symbol = typeof Symbol === "function" ? Symbol : {};
var iteratorSymbol = $Symbol.iterator || "@@iterator";
var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";
function wrap(innerFn, outerFn, self, tryLocsList) {
var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
var generator = Object.create(protoGenerator.prototype);
var context = new Context(tryLocsList || []);
generator._invoke = makeInvokeMethod(innerFn, self, context);
return generator;
}
exports.wrap = wrap;
function tryCatch(fn, obj, arg) {
try {
return {
type: "normal",
arg: fn.call(obj, arg)
};
} catch (err) {
return {
type: "throw",
arg: err
};
}
}
var GenStateSuspendedStart = "suspendedStart";
var GenStateSuspendedYield = "suspendedYield";
var GenStateExecuting = "executing";
var GenStateCompleted = "completed";
var ContinueSentinel = {};
function Generator() {}
function GeneratorFunction() {}
function GeneratorFunctionPrototype() {}
var IteratorPrototype = {};
IteratorPrototype[iteratorSymbol] = function () {
return this;
};
var getProto = Object.getPrototypeOf;
var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
if (NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
IteratorPrototype = NativeIteratorPrototype;
}
var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype);
GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;
GeneratorFunctionPrototype.constructor = GeneratorFunction;
GeneratorFunctionPrototype[toStringTagSymbol] = GeneratorFunction.displayName = "GeneratorFunction";
function defineIteratorMethods(prototype) {
["next", "throw", "return"].forEach(function (method) {
prototype[method] = function (arg) {
return this._invoke(method, arg);
};
});
}
exports.isGeneratorFunction = function (genFun) {
var ctor = typeof genFun === "function" && genFun.constructor;
return ctor ? ctor === GeneratorFunction || (ctor.displayName || ctor.name) === "GeneratorFunction" : false;
};
exports.mark = function (genFun) {
if (Object.setPrototypeOf) {
Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
} else {
genFun.__proto__ = GeneratorFunctionPrototype;
if (!(toStringTagSymbol in genFun)) {
genFun[toStringTagSymbol] = "GeneratorFunction";
}
}
genFun.prototype = Object.create(Gp);
return genFun;
};
exports.awrap = function (arg) {
return {
__await: arg
};
};
function AsyncIterator(generator, PromiseImpl) {
function invoke(method, arg, resolve, reject) {
var record = tryCatch(generator[method], generator, arg);
if (record.type === "throw") {
reject(record.arg);
} else {
var result = record.arg;
var value = result.value;
if (value && _typeof(value) === "object" && hasOwn.call(value, "__await")) {
return PromiseImpl.resolve(value.__await).then(function (value) {
invoke("next", value, resolve, reject);
}, function (err) {
invoke("throw", err, resolve, reject);
});
}
return PromiseImpl.resolve(value).then(function (unwrapped) {
result.value = unwrapped;
resolve(result);
}, function (error) {
return invoke("throw", error, resolve, reject);
});
}
}
var previousPromise;
function enqueue(method, arg) {
function callInvokeWithMethodAndArg() {
return new PromiseImpl(function (resolve, reject) {
invoke(method, arg, resolve, reject);
});
}
return previousPromise = previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();
}
this._invoke = enqueue;
}
defineIteratorMethods(AsyncIterator.prototype);
AsyncIterator.prototype[asyncIteratorSymbol] = function () {
return this;
};
exports.AsyncIterator = AsyncIterator;
exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) {
if (PromiseImpl === void 0) PromiseImpl = Promise;
var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl);
return exports.isGeneratorFunction(outerFn) ? iter : iter.next().then(function (result) {
return result.done ? result.value : iter.next();
});
};
function makeInvokeMethod(innerFn, self, context) {
var state = GenStateSuspendedStart;
return function invoke(method, arg) {
if (state === GenStateExecuting) {
throw new Error("Generator is already running");
}
if (state === GenStateCompleted) {
if (method === "throw") {
throw arg;
}
return doneResult();
}
context.method = method;
context.arg = arg;
while (true) {
var delegate = context.delegate;
if (delegate) {
var delegateResult = maybeInvokeDelegate(delegate, context);
if (delegateResult) {
if (delegateResult === ContinueSentinel) continue;
return delegateResult;
}
}
if (context.method === "next") {
context.sent = context._sent = context.arg;
} else if (context.method === "throw") {
if (state === GenStateSuspendedStart) {
state = GenStateCompleted;
throw context.arg;
}
context.dispatchException(context.arg);
} else if (context.method === "return") {
context.abrupt("return", context.arg);
}
state = GenStateExecuting;
var record = tryCatch(innerFn, self, context);
if (record.type === "normal") {
state = context.done ? GenStateCompleted : GenStateSuspendedYield;
if (record.arg === ContinueSentinel) {
continue;
}
return {
value: record.arg,
done: context.done
};
} else if (record.type === "throw") {
state = GenStateCompleted;
context.method = "throw";
context.arg = record.arg;
}
}
};
}
function maybeInvokeDelegate(delegate, context) {
var method = delegate.iterator[context.method];
if (method === undefined) {
context.delegate = null;
if (context.method === "throw") {
if (delegate.iterator["return"]) {
context.method = "return";
context.arg = undefined;
maybeInvokeDelegate(delegate, context);
if (context.method === "throw") {
return ContinueSentinel;
}
}
context.method = "throw";
context.arg = new TypeError("The iterator does not provide a 'throw' method");
}
return ContinueSentinel;
}
var record = tryCatch(method, delegate.iterator, context.arg);
if (record.type === "throw") {
context.method = "throw";
context.arg = record.arg;
context.delegate = null;
return ContinueSentinel;
}
var info = record.arg;
if (!info) {
context.method = "throw";
context.arg = new TypeError("iterator result is not an object");
context.delegate = null;
return ContinueSentinel;
}
if (info.done) {
context[delegate.resultName] = info.value;
context.next = delegate.nextLoc;
if (context.method !== "return") {
context.method = "next";
context.arg = undefined;
}
} else {
return info;
}
context.delegate = null;
return ContinueSentinel;
}
defineIteratorMethods(Gp);
Gp[toStringTagSymbol] = "Generator";
Gp[iteratorSymbol] = function () {
return this;
};
Gp.toString = function () {
return "[object Generator]";
};
function pushTryEntry(locs) {
var entry = {
tryLoc: locs[0]
};
if (1 in locs) {
entry.catchLoc = locs[1];
}
if (2 in locs) {
entry.finallyLoc = locs[2];
entry.afterLoc = locs[3];
}
this.tryEntries.push(entry);
}
function resetTryEntry(entry) {
var record = entry.completion || {};
record.type = "normal";
delete record.arg;
entry.completion = record;
}
function Context(tryLocsList) {
this.tryEntries = [{
tryLoc: "root"
}];
tryLocsList.forEach(pushTryEntry, this);
this.reset(true);
}
exports.keys = function (object) {
var keys = [];
for (var key in object) {
keys.push(key);
}
keys.reverse();
return function next() {
while (keys.length) {
var key = keys.pop();
if (key in object) {
next.value = key;
next.done = false;
return next;
}
}
next.done = true;
return next;
};
};
function values(iterable) {
if (iterable) {
var iteratorMethod = iterable[iteratorSymbol];
if (iteratorMethod) {
return iteratorMethod.call(iterable);
}
if (typeof iterable.next === "function") {
return iterable;
}
if (!isNaN(iterable.length)) {
var i = -1,
next = function next() {
while (++i < iterable.length) {
if (hasOwn.call(iterable, i)) {
next.value = iterable[i];
next.done = false;
return next;
}
}
next.value = undefined;
next.done = true;
return next;
};
return next.next = next;
}
}
return {
next: doneResult
};
}
exports.values = values;
function doneResult() {
return {
value: undefined,
done: true
};
}
Context.prototype = {
constructor: Context,
reset: function reset(skipTempReset) {
this.prev = 0;
this.next = 0;
this.sent = this._sent = undefined;
this.done = false;
this.delegate = null;
this.method = "next";
this.arg = undefined;
this.tryEntries.forEach(resetTryEntry);
if (!skipTempReset) {
for (var name in this) {
if (name.charAt(0) === "t" && hasOwn.call(this, name) && !isNaN(+name.slice(1))) {
this[name] = undefined;
}
}
}
},
stop: function stop() {
this.done = true;
var rootEntry = this.tryEntries[0];
var rootRecord = rootEntry.completion;
if (rootRecord.type === "throw") {
throw rootRecord.arg;
}
return this.rval;
},
dispatchException: function dispatchException(exception) {
if (this.done) {
throw exception;
}
var context = this;
function handle(loc, caught) {
record.type = "throw";
record.arg = exception;
context.next = loc;
if (caught) {
context.method = "next";
context.arg = undefined;
}
return !!caught;
}
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
var record = entry.completion;
if (entry.tryLoc === "root") {
return handle("end");
}
if (entry.tryLoc <= this.prev) {
var hasCatch = hasOwn.call(entry, "catchLoc");
var hasFinally = hasOwn.call(entry, "finallyLoc");
if (hasCatch && hasFinally) {
if (this.prev < entry.catchLoc) {
return handle(entry.catchLoc, true);
} else if (this.prev < entry.finallyLoc) {
return handle(entry.finallyLoc);
}
} else if (hasCatch) {
if (this.prev < entry.catchLoc) {
return handle(entry.catchLoc, true);
}
} else if (hasFinally) {
if (this.prev < entry.finallyLoc) {
return handle(entry.finallyLoc);
}
} else {
throw new Error("try statement without catch or finally");
}
}
}
},
abrupt: function abrupt(type, arg) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) {
var finallyEntry = entry;
break;
}
}
if (finallyEntry && (type === "break" || type === "continue") && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc) {
finallyEntry = null;
}
var record = finallyEntry ? finallyEntry.completion : {};
record.type = type;
record.arg = arg;
if (finallyEntry) {
this.method = "next";
this.next = finallyEntry.finallyLoc;
return ContinueSentinel;
}
return this.complete(record);
},
complete: function complete(record, afterLoc) {
if (record.type === "throw") {
throw record.arg;
}
if (record.type === "break" || record.type === "continue") {
this.next = record.arg;
} else if (record.type === "return") {
this.rval = this.arg = record.arg;
this.method = "return";
this.next = "end";
} else if (record.type === "normal" && afterLoc) {
this.next = afterLoc;
}
return ContinueSentinel;
},
finish: function finish(finallyLoc) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.finallyLoc === finallyLoc) {
this.complete(entry.completion, entry.afterLoc);
resetTryEntry(entry);
return ContinueSentinel;
}
}
},
"catch": function _catch(tryLoc) {
for (var i = this.tryEntries.length - 1; i >= 0; --i) {
var entry = this.tryEntries[i];
if (entry.tryLoc === tryLoc) {
var record = entry.completion;
if (record.type === "throw") {
var thrown = record.arg;
resetTryEntry(entry);
}
return thrown;
}
}
throw new Error("illegal catch attempt");
},
delegateYield: function delegateYield(iterable, resultName, nextLoc) {
this.delegate = {
iterator: values(iterable),
resultName: resultName,
nextLoc: nextLoc
};
if (this.method === "next") {
this.arg = undefined;
}
return ContinueSentinel;
}
};
return exports;
}(( false ? undefined : _typeof(module)) === "object" ? module.exports : {});
try {
regeneratorRuntime = runtime;
} catch (accidentalStrictMode) {
Function("r", "regeneratorRuntime = r")(runtime);
}
/* WEBPACK VAR INJECTION */}.call(this, __w_pdfjs_require__(6)(module)))
/***/ }),
/* 6 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
module.exports = function (module) {
if (!module.webpackPolyfill) {
module.deprecate = function () {};
module.paths = [];
if (!module.children) module.children = [];
Object.defineProperty(module, "loaded", {
enumerable: true,
get: function get() {
return module.l;
}
});
Object.defineProperty(module, "id", {
enumerable: true,
get: function get() {
return module.i;
}
});
module.webpackPolyfill = 1;
}
return module;
};
/***/ }),
/* 7 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.SimpleLinkService = exports.PDFLinkService = void 0;
var _ui_utils = __w_pdfjs_require__(3);
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var PDFLinkService = /*#__PURE__*/function () {
function PDFLinkService() {
var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
eventBus = _ref.eventBus,
_ref$externalLinkTarg = _ref.externalLinkTarget,
externalLinkTarget = _ref$externalLinkTarg === void 0 ? null : _ref$externalLinkTarg,
_ref$externalLinkRel = _ref.externalLinkRel,
externalLinkRel = _ref$externalLinkRel === void 0 ? null : _ref$externalLinkRel,
_ref$externalLinkEnab = _ref.externalLinkEnabled,
externalLinkEnabled = _ref$externalLinkEnab === void 0 ? true : _ref$externalLinkEnab,
_ref$ignoreDestinatio = _ref.ignoreDestinationZoom,
ignoreDestinationZoom = _ref$ignoreDestinatio === void 0 ? false : _ref$ignoreDestinatio;
_classCallCheck(this, PDFLinkService);
this.eventBus = eventBus;
this.externalLinkTarget = externalLinkTarget;
this.externalLinkRel = externalLinkRel;
this.externalLinkEnabled = externalLinkEnabled;
this._ignoreDestinationZoom = ignoreDestinationZoom;
this.baseUrl = null;
this.pdfDocument = null;
this.pdfViewer = null;
this.pdfHistory = null;
this._pagesRefCache = null;
}
_createClass(PDFLinkService, [{
key: "setDocument",
value: function setDocument(pdfDocument) {
var baseUrl = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
this.baseUrl = baseUrl;
this.pdfDocument = pdfDocument;
this._pagesRefCache = Object.create(null);
}
}, {
key: "setViewer",
value: function setViewer(pdfViewer) {
this.pdfViewer = pdfViewer;
}
}, {
key: "setHistory",
value: function setHistory(pdfHistory) {
this.pdfHistory = pdfHistory;
}
}, {
key: "navigateTo",
value: function navigateTo(dest) {
var _this = this;
var goToDestination = function goToDestination(_ref2) {
var namedDest = _ref2.namedDest,
explicitDest = _ref2.explicitDest;
var destRef = explicitDest[0];
var pageNumber;
if (destRef instanceof Object) {
pageNumber = _this._cachedPageNumber(destRef);
if (pageNumber === null) {
_this.pdfDocument.getPageIndex(destRef).then(function (pageIndex) {
_this.cachePageRef(pageIndex + 1, destRef);
goToDestination({
namedDest: namedDest,
explicitDest: explicitDest
});
})["catch"](function () {
console.error("PDFLinkService.navigateTo: \"".concat(destRef, "\" is not ") + "a valid page reference, for dest=\"".concat(dest, "\"."));
});
return;
}
} else if (Number.isInteger(destRef)) {
pageNumber = destRef + 1;
} else {
console.error("PDFLinkService.navigateTo: \"".concat(destRef, "\" is not ") + "a valid destination reference, for dest=\"".concat(dest, "\"."));
return;
}
if (!pageNumber || pageNumber < 1 || pageNumber > _this.pagesCount) {
console.error("PDFLinkService.navigateTo: \"".concat(pageNumber, "\" is not ") + "a valid page number, for dest=\"".concat(dest, "\"."));
return;
}
if (_this.pdfHistory) {
_this.pdfHistory.pushCurrentPosition();
_this.pdfHistory.push({
namedDest: namedDest,
explicitDest: explicitDest,
pageNumber: pageNumber
});
}
_this.pdfViewer.scrollPageIntoView({
pageNumber: pageNumber,
destArray: explicitDest,
ignoreDestinationZoom: _this._ignoreDestinationZoom
});
};
new Promise(function (resolve, reject) {
if (typeof dest === "string") {
_this.pdfDocument.getDestination(dest).then(function (destArray) {
resolve({
namedDest: dest,
explicitDest: destArray
});
});
return;
}
resolve({
namedDest: "",
explicitDest: dest
});
}).then(function (data) {
if (!Array.isArray(data.explicitDest)) {
console.error("PDFLinkService.navigateTo: \"".concat(data.explicitDest, "\" is") + " not a valid destination array, for dest=\"".concat(dest, "\"."));
return;
}
goToDestination(data);
});
}
}, {
key: "getDestinationHash",
value: function getDestinationHash(dest) {
if (typeof dest === "string") {
return this.getAnchorUrl("#" + escape(dest));
}
if (Array.isArray(dest)) {
var str = JSON.stringify(dest);
return this.getAnchorUrl("#" + escape(str));
}
return this.getAnchorUrl("");
}
}, {
key: "getAnchorUrl",
value: function getAnchorUrl(anchor) {
return (this.baseUrl || "") + anchor;
}
}, {
key: "setHash",
value: function setHash(hash) {
var pageNumber, dest;
if (hash.includes("=")) {
var params = (0, _ui_utils.parseQueryString)(hash);
if ("search" in params) {
this.eventBus.dispatch("findfromurlhash", {
source: this,
query: params["search"].replace(/"/g, ""),
phraseSearch: params["phrase"] === "true"
});
}
if ("nameddest" in params) {
this.navigateTo(params.nameddest);
return;
}
if ("page" in params) {
pageNumber = params.page | 0 || 1;
}
if ("zoom" in params) {
var zoomArgs = params.zoom.split(",");
var zoomArg = zoomArgs[0];
var zoomArgNumber = parseFloat(zoomArg);
if (!zoomArg.includes("Fit")) {
dest = [null, {
name: "XYZ"
}, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null, zoomArgs.length > 2 ? zoomArgs[2] | 0 : null, zoomArgNumber ? zoomArgNumber / 100 : zoomArg];
} else {
if (zoomArg === "Fit" || zoomArg === "FitB") {
dest = [null, {
name: zoomArg
}];
} else if (zoomArg === "FitH" || zoomArg === "FitBH" || zoomArg === "FitV" || zoomArg === "FitBV") {
dest = [null, {
name: zoomArg
}, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null];
} else if (zoomArg === "FitR") {
if (zoomArgs.length !== 5) {
console.error('PDFLinkService.setHash: Not enough parameters for "FitR".');
} else {
dest = [null, {
name: zoomArg
}, zoomArgs[1] | 0, zoomArgs[2] | 0, zoomArgs[3] | 0, zoomArgs[4] | 0];
}
} else {
console.error("PDFLinkService.setHash: \"".concat(zoomArg, "\" is not ") + "a valid zoom value.");
}
}
}
if (dest) {
this.pdfViewer.scrollPageIntoView({
pageNumber: pageNumber || this.page,
destArray: dest,
allowNegativeOffset: true
});
} else if (pageNumber) {
this.page = pageNumber;
}
if ("pagemode" in params) {
this.eventBus.dispatch("pagemode", {
source: this,
mode: params.pagemode
});
}
} else {
dest = unescape(hash);
try {
dest = JSON.parse(dest);
if (!Array.isArray(dest)) {
dest = dest.toString();
}
} catch (ex) {}
if (typeof dest === "string" || isValidExplicitDestination(dest)) {
this.navigateTo(dest);
return;
}
console.error("PDFLinkService.setHash: \"".concat(unescape(hash), "\" is not ") + "a valid destination.");
}
}
}, {
key: "executeNamedAction",
value: function executeNamedAction(action) {
switch (action) {
case "GoBack":
if (this.pdfHistory) {
this.pdfHistory.back();
}
break;
case "GoForward":
if (this.pdfHistory) {
this.pdfHistory.forward();
}
break;
case "NextPage":
if (this.page < this.pagesCount) {
this.page++;
}
break;
case "PrevPage":
if (this.page > 1) {
this.page--;
}
break;
case "LastPage":
this.page = this.pagesCount;
break;
case "FirstPage":
this.page = 1;
break;
default:
break;
}
this.eventBus.dispatch("namedaction", {
source: this,
action: action
});
}
}, {
key: "cachePageRef",
value: function cachePageRef(pageNum, pageRef) {
if (!pageRef) {
return;
}
var refStr = pageRef.gen === 0 ? "".concat(pageRef.num, "R") : "".concat(pageRef.num, "R").concat(pageRef.gen);
this._pagesRefCache[refStr] = pageNum;
}
}, {
key: "_cachedPageNumber",
value: function _cachedPageNumber(pageRef) {
var refStr = pageRef.gen === 0 ? "".concat(pageRef.num, "R") : "".concat(pageRef.num, "R").concat(pageRef.gen);
return this._pagesRefCache && this._pagesRefCache[refStr] || null;
}
}, {
key: "isPageVisible",
value: function isPageVisible(pageNumber) {
return this.pdfViewer.isPageVisible(pageNumber);
}
}, {
key: "pagesCount",
get: function get() {
return this.pdfDocument ? this.pdfDocument.numPages : 0;
}
}, {
key: "page",
get: function get() {
return this.pdfViewer.currentPageNumber;
},
set: function set(value) {
this.pdfViewer.currentPageNumber = value;
}
}, {
key: "rotation",
get: function get() {
return this.pdfViewer.pagesRotation;
},
set: function set(value) {
this.pdfViewer.pagesRotation = value;
}
}]);
return PDFLinkService;
}();
exports.PDFLinkService = PDFLinkService;
function isValidExplicitDestination(dest) {
if (!Array.isArray(dest)) {
return false;
}
var destLength = dest.length;
if (destLength < 2) {
return false;
}
var page = dest[0];
if (!(_typeof(page) === "object" && Number.isInteger(page.num) && Number.isInteger(page.gen)) && !(Number.isInteger(page) && page >= 0)) {
return false;
}
var zoom = dest[1];
if (!(_typeof(zoom) === "object" && typeof zoom.name === "string")) {
return false;
}
var allowNull = true;
switch (zoom.name) {
case "XYZ":
if (destLength !== 5) {
return false;
}
break;
case "Fit":
case "FitB":
return destLength === 2;
case "FitH":
case "FitBH":
case "FitV":
case "FitBV":
if (destLength !== 3) {
return false;
}
break;
case "FitR":
if (destLength !== 6) {
return false;
}
allowNull = false;
break;
default:
return false;
}
for (var i = 2; i < destLength; i++) {
var param = dest[i];
if (!(typeof param === "number" || allowNull && param === null)) {
return false;
}
}
return true;
}
var SimpleLinkService = /*#__PURE__*/function () {
function SimpleLinkService() {
_classCallCheck(this, SimpleLinkService);
this.externalLinkTarget = null;
this.externalLinkRel = null;
this.externalLinkEnabled = true;
this._ignoreDestinationZoom = false;
}
_createClass(SimpleLinkService, [{
key: "navigateTo",
value: function navigateTo(dest) {}
}, {
key: "getDestinationHash",
value: function getDestinationHash(dest) {
return "#";
}
}, {
key: "getAnchorUrl",
value: function getAnchorUrl(hash) {
return "#";
}
}, {
key: "setHash",
value: function setHash(hash) {}
}, {
key: "executeNamedAction",
value: function executeNamedAction(action) {}
}, {
key: "cachePageRef",
value: function cachePageRef(pageNum, pageRef) {}
}, {
key: "isPageVisible",
value: function isPageVisible(pageNumber) {
return true;
}
}, {
key: "pagesCount",
get: function get() {
return 0;
}
}, {
key: "page",
get: function get() {
return 0;
},
set: function set(value) {}
}, {
key: "rotation",
get: function get() {
return 0;
},
set: function set(value) {}
}]);
return SimpleLinkService;
}();
exports.SimpleLinkService = SimpleLinkService;
/***/ }),
/* 8 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.DefaultTextLayerFactory = exports.TextLayerBuilder = void 0;
var _pdfjsLib = __w_pdfjs_require__(2);
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var EXPAND_DIVS_TIMEOUT = 300;
var TextLayerBuilder = /*#__PURE__*/function () {
function TextLayerBuilder(_ref) {
var textLayerDiv = _ref.textLayerDiv,
eventBus = _ref.eventBus,
pageIndex = _ref.pageIndex,
viewport = _ref.viewport,
_ref$findController = _ref.findController,
findController = _ref$findController === void 0 ? null : _ref$findController,
_ref$enhanceTextSelec = _ref.enhanceTextSelection,
enhanceTextSelection = _ref$enhanceTextSelec === void 0 ? false : _ref$enhanceTextSelec;
_classCallCheck(this, TextLayerBuilder);
this.textLayerDiv = textLayerDiv;
this.eventBus = eventBus;
this.textContent = null;
this.textContentItemsStr = [];
this.textContentStream = null;
this.renderingDone = false;
this.pageIdx = pageIndex;
this.pageNumber = this.pageIdx + 1;
this.matches = [];
this.viewport = viewport;
this.textDivs = [];
this.findController = findController;
this.textLayerRenderTask = null;
this.enhanceTextSelection = enhanceTextSelection;
this._onUpdateTextLayerMatches = null;
this._bindMouse();
}
_createClass(TextLayerBuilder, [{
key: "_finishRendering",
value: function _finishRendering() {
this.renderingDone = true;
if (!this.enhanceTextSelection) {
var endOfContent = document.createElement("div");
endOfContent.className = "endOfContent";
this.textLayerDiv.appendChild(endOfContent);
}
this.eventBus.dispatch("textlayerrendered", {
source: this,
pageNumber: this.pageNumber,
numTextDivs: this.textDivs.length
});
}
}, {
key: "render",
value: function render() {
var _this = this;
var timeout = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
if (!(this.textContent || this.textContentStream) || this.renderingDone) {
return;
}
this.cancel();
this.textDivs = [];
var textLayerFrag = document.createDocumentFragment();
this.textLayerRenderTask = (0, _pdfjsLib.renderTextLayer)({
textContent: this.textContent,
textContentStream: this.textContentStream,
container: textLayerFrag,
viewport: this.viewport,
textDivs: this.textDivs,
textContentItemsStr: this.textContentItemsStr,
timeout: timeout,
enhanceTextSelection: this.enhanceTextSelection
});
this.textLayerRenderTask.promise.then(function () {
_this.textLayerDiv.appendChild(textLayerFrag);
_this._finishRendering();
_this._updateMatches();
}, function (reason) {});
if (!this._onUpdateTextLayerMatches) {
this._onUpdateTextLayerMatches = function (evt) {
if (evt.pageIndex === _this.pageIdx || evt.pageIndex === -1) {
_this._updateMatches();
}
};
this.eventBus._on("updatetextlayermatches", this._onUpdateTextLayerMatches);
}
}
}, {
key: "cancel",
value: function cancel() {
if (this.textLayerRenderTask) {
this.textLayerRenderTask.cancel();
this.textLayerRenderTask = null;
}
if (this._onUpdateTextLayerMatches) {
this.eventBus._off("updatetextlayermatches", this._onUpdateTextLayerMatches);
this._onUpdateTextLayerMatches = null;
}
}
}, {
key: "setTextContentStream",
value: function setTextContentStream(readableStream) {
this.cancel();
this.textContentStream = readableStream;
}
}, {
key: "setTextContent",
value: function setTextContent(textContent) {
this.cancel();
this.textContent = textContent;
}
}, {
key: "_convertMatches",
value: function _convertMatches(matches, matchesLength) {
if (!matches) {
return [];
}
var findController = this.findController,
textContentItemsStr = this.textContentItemsStr;
var i = 0,
iIndex = 0;
var end = textContentItemsStr.length - 1;
var queryLen = findController.state.query.length;
var result = [];
for (var m = 0, mm = matches.length; m < mm; m++) {
var matchIdx = matches[m];
while (i !== end && matchIdx >= iIndex + textContentItemsStr[i].length) {
iIndex += textContentItemsStr[i].length;
i++;
}
if (i === textContentItemsStr.length) {
console.error("Could not find a matching mapping");
}
var match = {
begin: {
divIdx: i,
offset: matchIdx - iIndex
}
};
if (matchesLength) {
matchIdx += matchesLength[m];
} else {
matchIdx += queryLen;
}
while (i !== end && matchIdx > iIndex + textContentItemsStr[i].length) {
iIndex += textContentItemsStr[i].length;
i++;
}
match.end = {
divIdx: i,
offset: matchIdx - iIndex
};
result.push(match);
}
return result;
}
}, {
key: "_renderMatches",
value: function _renderMatches(matches) {
if (matches.length === 0) {
return;
}
var findController = this.findController,
pageIdx = this.pageIdx,
textContentItemsStr = this.textContentItemsStr,
textDivs = this.textDivs;
var isSelectedPage = pageIdx === findController.selected.pageIdx;
var selectedMatchIdx = findController.selected.matchIdx;
var highlightAll = findController.state.highlightAll;
var prevEnd = null;
var infinity = {
divIdx: -1,
offset: undefined
};
function beginText(begin, className) {
var divIdx = begin.divIdx;
textDivs[divIdx].textContent = "";
appendTextToDiv(divIdx, 0, begin.offset, className);
}
function appendTextToDiv(divIdx, fromOffset, toOffset, className) {
var div = textDivs[divIdx];
var content = textContentItemsStr[divIdx].substring(fromOffset, toOffset);
var node = document.createTextNode(content);
if (className) {
var span = document.createElement("span");
span.className = className;
span.appendChild(node);
div.appendChild(span);
return;
}
div.appendChild(node);
}
var i0 = selectedMatchIdx,
i1 = i0 + 1;
if (highlightAll) {
i0 = 0;
i1 = matches.length;
} else if (!isSelectedPage) {
return;
}
for (var i = i0; i < i1; i++) {
var match = matches[i];
var begin = match.begin;
var end = match.end;
var isSelected = isSelectedPage && i === selectedMatchIdx;
var highlightSuffix = isSelected ? " selected" : "";
if (isSelected) {
findController.scrollMatchIntoView({
element: textDivs[begin.divIdx],
pageIndex: pageIdx,
matchIndex: selectedMatchIdx
});
}
if (!prevEnd || begin.divIdx !== prevEnd.divIdx) {
if (prevEnd !== null) {
appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
}
beginText(begin);
} else {
appendTextToDiv(prevEnd.divIdx, prevEnd.offset, begin.offset);
}
if (begin.divIdx === end.divIdx) {
appendTextToDiv(begin.divIdx, begin.offset, end.offset, "highlight" + highlightSuffix);
} else {
appendTextToDiv(begin.divIdx, begin.offset, infinity.offset, "highlight begin" + highlightSuffix);
for (var n0 = begin.divIdx + 1, n1 = end.divIdx; n0 < n1; n0++) {
textDivs[n0].className = "highlight middle" + highlightSuffix;
}
beginText(end, "highlight end" + highlightSuffix);
}
prevEnd = end;
}
if (prevEnd) {
appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset);
}
}
}, {
key: "_updateMatches",
value: function _updateMatches() {
if (!this.renderingDone) {
return;
}
var findController = this.findController,
matches = this.matches,
pageIdx = this.pageIdx,
textContentItemsStr = this.textContentItemsStr,
textDivs = this.textDivs;
var clearedUntilDivIdx = -1;
for (var i = 0, ii = matches.length; i < ii; i++) {
var match = matches[i];
var begin = Math.max(clearedUntilDivIdx, match.begin.divIdx);
for (var n = begin, end = match.end.divIdx; n <= end; n++) {
var div = textDivs[n];
div.textContent = textContentItemsStr[n];
div.className = "";
}
clearedUntilDivIdx = match.end.divIdx + 1;
}
if (!findController || !findController.highlightMatches) {
return;
}
var pageMatches = findController.pageMatches[pageIdx] || null;
var pageMatchesLength = findController.pageMatchesLength[pageIdx] || null;
this.matches = this._convertMatches(pageMatches, pageMatchesLength);
this._renderMatches(this.matches);
}
}, {
key: "_bindMouse",
value: function _bindMouse() {
var _this2 = this;
var div = this.textLayerDiv;
var expandDivsTimer = null;
div.addEventListener("mousedown", function (evt) {
if (_this2.enhanceTextSelection && _this2.textLayerRenderTask) {
_this2.textLayerRenderTask.expandTextDivs(true);
if (expandDivsTimer) {
clearTimeout(expandDivsTimer);
expandDivsTimer = null;
}
return;
}
var end = div.querySelector(".endOfContent");
if (!end) {
return;
}
var adjustTop = evt.target !== div;
adjustTop = adjustTop && window.getComputedStyle(end).getPropertyValue("-moz-user-select") !== "none";
if (adjustTop) {
var divBounds = div.getBoundingClientRect();
var r = Math.max(0, (evt.pageY - divBounds.top) / divBounds.height);
end.style.top = (r * 100).toFixed(2) + "%";
}
end.classList.add("active");
});
div.addEventListener("mouseup", function () {
if (_this2.enhanceTextSelection && _this2.textLayerRenderTask) {
expandDivsTimer = setTimeout(function () {
if (_this2.textLayerRenderTask) {
_this2.textLayerRenderTask.expandTextDivs(false);
}
expandDivsTimer = null;
}, EXPAND_DIVS_TIMEOUT);
return;
}
var end = div.querySelector(".endOfContent");
if (!end) {
return;
}
end.style.top = "";
end.classList.remove("active");
});
}
}]);
return TextLayerBuilder;
}();
exports.TextLayerBuilder = TextLayerBuilder;
var DefaultTextLayerFactory = /*#__PURE__*/function () {
function DefaultTextLayerFactory() {
_classCallCheck(this, DefaultTextLayerFactory);
}
_createClass(DefaultTextLayerFactory, [{
key: "createTextLayerBuilder",
value: function createTextLayerBuilder(textLayerDiv, pageIndex, viewport) {
var enhanceTextSelection = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
var eventBus = arguments.length > 4 ? arguments[4] : undefined;
return new TextLayerBuilder({
textLayerDiv: textLayerDiv,
pageIndex: pageIndex,
viewport: viewport,
enhanceTextSelection: enhanceTextSelection,
eventBus: eventBus
});
}
}]);
return DefaultTextLayerFactory;
}();
exports.DefaultTextLayerFactory = DefaultTextLayerFactory;
/***/ }),
/* 9 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.DownloadManager = void 0;
var _pdfjsLib = __w_pdfjs_require__(2);
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
;
var DISABLE_CREATE_OBJECT_URL = _pdfjsLib.apiCompatibilityParams.disableCreateObjectURL || false;
function _download(blobUrl, filename) {
var a = document.createElement("a");
if (!a.click) {
throw new Error('DownloadManager: "a.click()" is not supported.');
}
a.href = blobUrl;
a.target = "_parent";
if ("download" in a) {
a.download = filename;
}
(document.body || document.documentElement).appendChild(a);
a.click();
a.remove();
}
var DownloadManager = /*#__PURE__*/function () {
function DownloadManager(_ref) {
var _ref$disableCreateObj = _ref.disableCreateObjectURL,
disableCreateObjectURL = _ref$disableCreateObj === void 0 ? DISABLE_CREATE_OBJECT_URL : _ref$disableCreateObj;
_classCallCheck(this, DownloadManager);
this.disableCreateObjectURL = disableCreateObjectURL;
}
_createClass(DownloadManager, [{
key: "downloadUrl",
value: function downloadUrl(url, filename) {
if (!(0, _pdfjsLib.createValidAbsoluteUrl)(url, "http://example.com")) {
return;
}
_download(url + "#pdfjs.action=download", filename);
}
}, {
key: "downloadData",
value: function downloadData(data, filename, contentType) {
if (navigator.msSaveBlob) {
navigator.msSaveBlob(new Blob([data], {
type: contentType
}), filename);
return;
}
var blobUrl = (0, _pdfjsLib.createObjectURL)(data, contentType, this.disableCreateObjectURL);
_download(blobUrl, filename);
}
}, {
key: "download",
value: function download(blob, url, filename) {
if (navigator.msSaveBlob) {
if (!navigator.msSaveBlob(blob, filename)) {
this.downloadUrl(url, filename);
}
return;
}
if (this.disableCreateObjectURL) {
this.downloadUrl(url, filename);
return;
}
var blobUrl = URL.createObjectURL(blob);
_download(blobUrl, filename);
}
}]);
return DownloadManager;
}();
exports.DownloadManager = DownloadManager;
/***/ }),
/* 10 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.GenericL10n = void 0;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(4));
__w_pdfjs_require__(11);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var webL10n = document.webL10n;
var GenericL10n = /*#__PURE__*/function () {
function GenericL10n(lang) {
_classCallCheck(this, GenericL10n);
this._lang = lang;
this._ready = new Promise(function (resolve, reject) {
webL10n.setLanguage(lang, function () {
resolve(webL10n);
});
});
}
_createClass(GenericL10n, [{
key: "getLanguage",
value: function () {
var _getLanguage = _asyncToGenerator( /*#__PURE__*/_regenerator["default"].mark(function _callee() {
var l10n;
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
_context.next = 2;
return this._ready;
case 2:
l10n = _context.sent;
return _context.abrupt("return", l10n.getLanguage());
case 4:
case "end":
return _context.stop();
}
}
}, _callee, this);
}));
function getLanguage() {
return _getLanguage.apply(this, arguments);
}
return getLanguage;
}()
}, {
key: "getDirection",
value: function () {
var _getDirection = _asyncToGenerator( /*#__PURE__*/_regenerator["default"].mark(function _callee2() {
var l10n;
return _regenerator["default"].wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
_context2.next = 2;
return this._ready;
case 2:
l10n = _context2.sent;
return _context2.abrupt("return", l10n.getDirection());
case 4:
case "end":
return _context2.stop();
}
}
}, _callee2, this);
}));
function getDirection() {
return _getDirection.apply(this, arguments);
}
return getDirection;
}()
}, {
key: "get",
value: function () {
var _get = _asyncToGenerator( /*#__PURE__*/_regenerator["default"].mark(function _callee3(property, args, fallback) {
var l10n;
return _regenerator["default"].wrap(function _callee3$(_context3) {
while (1) {
switch (_context3.prev = _context3.next) {
case 0:
_context3.next = 2;
return this._ready;
case 2:
l10n = _context3.sent;
return _context3.abrupt("return", l10n.get(property, args, fallback));
case 4:
case "end":
return _context3.stop();
}
}
}, _callee3, this);
}));
function get(_x, _x2, _x3) {
return _get.apply(this, arguments);
}
return get;
}()
}, {
key: "translate",
value: function () {
var _translate = _asyncToGenerator( /*#__PURE__*/_regenerator["default"].mark(function _callee4(element) {
var l10n;
return _regenerator["default"].wrap(function _callee4$(_context4) {
while (1) {
switch (_context4.prev = _context4.next) {
case 0:
_context4.next = 2;
return this._ready;
case 2:
l10n = _context4.sent;
return _context4.abrupt("return", l10n.translate(element));
case 4:
case "end":
return _context4.stop();
}
}
}, _callee4, this);
}));
function translate(_x4) {
return _translate.apply(this, arguments);
}
return translate;
}()
}]);
return GenericL10n;
}();
exports.GenericL10n = GenericL10n;
/***/ }),
/* 11 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
document.webL10n = function (window, document, undefined) {
var gL10nData = {};
var gTextData = '';
var gTextProp = 'textContent';
var gLanguage = '';
var gMacros = {};
var gReadyState = 'loading';
var gAsyncResourceLoading = true;
function getL10nResourceLinks() {
return document.querySelectorAll('link[type="application/l10n"]');
}
function getL10nDictionary() {
var script = document.querySelector('script[type="application/l10n"]');
return script ? JSON.parse(script.innerHTML) : null;
}
function getTranslatableChildren(element) {
return element ? element.querySelectorAll('*[data-l10n-id]') : [];
}
function getL10nAttributes(element) {
if (!element) return {};
var l10nId = element.getAttribute('data-l10n-id');
var l10nArgs = element.getAttribute('data-l10n-args');
var args = {};
if (l10nArgs) {
try {
args = JSON.parse(l10nArgs);
} catch (e) {
console.warn('could not parse arguments for #' + l10nId);
}
}
return {
id: l10nId,
args: args
};
}
function xhrLoadText(url, onSuccess, onFailure) {
onSuccess = onSuccess || function _onSuccess(data) {};
onFailure = onFailure || function _onFailure() {};
var xhr = new XMLHttpRequest();
xhr.open('GET', url, gAsyncResourceLoading);
if (xhr.overrideMimeType) {
xhr.overrideMimeType('text/plain; charset=utf-8');
}
xhr.onreadystatechange = function () {
if (xhr.readyState == 4) {
if (xhr.status == 200 || xhr.status === 0) {
onSuccess(xhr.responseText);
} else {
onFailure();
}
}
};
xhr.onerror = onFailure;
xhr.ontimeout = onFailure;
try {
xhr.send(null);
} catch (e) {
onFailure();
}
}
function parseResource(href, lang, successCallback, failureCallback) {
var baseURL = href.replace(/[^\/]*$/, '') || './';
function evalString(text) {
if (text.lastIndexOf('\\') < 0) return text;
return text.replace(/\\\\/g, '\\').replace(/\\n/g, '\n').replace(/\\r/g, '\r').replace(/\\t/g, '\t').replace(/\\b/g, '\b').replace(/\\f/g, '\f').replace(/\\{/g, '{').replace(/\\}/g, '}').replace(/\\"/g, '"').replace(/\\'/g, "'");
}
function parseProperties(text, parsedPropertiesCallback) {
var dictionary = {};
var reBlank = /^\s*|\s*$/;
var reComment = /^\s*#|^\s*$/;
var reSection = /^\s*\[(.*)\]\s*$/;
var reImport = /^\s*@import\s+url\((.*)\)\s*$/i;
var reSplit = /^([^=\s]*)\s*=\s*(.+)$/;
function parseRawLines(rawText, extendedSyntax, parsedRawLinesCallback) {
var entries = rawText.replace(reBlank, '').split(/[\r\n]+/);
var currentLang = '*';
var genericLang = lang.split('-', 1)[0];
var skipLang = false;
var match = '';
function nextEntry() {
while (true) {
if (!entries.length) {
parsedRawLinesCallback();
return;
}
var line = entries.shift();
if (reComment.test(line)) continue;
if (extendedSyntax) {
match = reSection.exec(line);
if (match) {
currentLang = match[1].toLowerCase();
skipLang = currentLang !== '*' && currentLang !== lang && currentLang !== genericLang;
continue;
} else if (skipLang) {
continue;
}
match = reImport.exec(line);
if (match) {
loadImport(baseURL + match[1], nextEntry);
return;
}
}
var tmp = line.match(reSplit);
if (tmp && tmp.length == 3) {
dictionary[tmp[1]] = evalString(tmp[2]);
}
}
}
nextEntry();
}
function loadImport(url, callback) {
xhrLoadText(url, function (content) {
parseRawLines(content, false, callback);
}, function () {
console.warn(url + ' not found.');
callback();
});
}
parseRawLines(text, true, function () {
parsedPropertiesCallback(dictionary);
});
}
xhrLoadText(href, function (response) {
gTextData += response;
parseProperties(response, function (data) {
for (var key in data) {
var id,
prop,
index = key.lastIndexOf('.');
if (index > 0) {
id = key.substring(0, index);
prop = key.substring(index + 1);
} else {
id = key;
prop = gTextProp;
}
if (!gL10nData[id]) {
gL10nData[id] = {};
}
gL10nData[id][prop] = data[key];
}
if (successCallback) {
successCallback();
}
});
}, failureCallback);
}
function loadLocale(lang, callback) {
if (lang) {
lang = lang.toLowerCase();
}
callback = callback || function _callback() {};
clear();
gLanguage = lang;
var langLinks = getL10nResourceLinks();
var langCount = langLinks.length;
if (langCount === 0) {
var dict = getL10nDictionary();
if (dict && dict.locales && dict.default_locale) {
console.log('using the embedded JSON directory, early way out');
gL10nData = dict.locales[lang];
if (!gL10nData) {
var defaultLocale = dict.default_locale.toLowerCase();
for (var anyCaseLang in dict.locales) {
anyCaseLang = anyCaseLang.toLowerCase();
if (anyCaseLang === lang) {
gL10nData = dict.locales[lang];
break;
} else if (anyCaseLang === defaultLocale) {
gL10nData = dict.locales[defaultLocale];
}
}
}
callback();
} else {
console.log('no resource to load, early way out');
}
gReadyState = 'complete';
return;
}
var onResourceLoaded = null;
var gResourceCount = 0;
onResourceLoaded = function onResourceLoaded() {
gResourceCount++;
if (gResourceCount >= langCount) {
callback();
gReadyState = 'complete';
}
};
function L10nResourceLink(link) {
var href = link.href;
this.load = function (lang, callback) {
parseResource(href, lang, callback, function () {
console.warn(href + ' not found.');
console.warn('"' + lang + '" resource not found');
gLanguage = '';
callback();
});
};
}
for (var i = 0; i < langCount; i++) {
var resource = new L10nResourceLink(langLinks[i]);
resource.load(lang, onResourceLoaded);
}
}
function clear() {
gL10nData = {};
gTextData = '';
gLanguage = '';
}
function getPluralRules(lang) {
var locales2rules = {
'af': 3,
'ak': 4,
'am': 4,
'ar': 1,
'asa': 3,
'az': 0,
'be': 11,
'bem': 3,
'bez': 3,
'bg': 3,
'bh': 4,
'bm': 0,
'bn': 3,
'bo': 0,
'br': 20,
'brx': 3,
'bs': 11,
'ca': 3,
'cgg': 3,
'chr': 3,
'cs': 12,
'cy': 17,
'da': 3,
'de': 3,
'dv': 3,
'dz': 0,
'ee': 3,
'el': 3,
'en': 3,
'eo': 3,
'es': 3,
'et': 3,
'eu': 3,
'fa': 0,
'ff': 5,
'fi': 3,
'fil': 4,
'fo': 3,
'fr': 5,
'fur': 3,
'fy': 3,
'ga': 8,
'gd': 24,
'gl': 3,
'gsw': 3,
'gu': 3,
'guw': 4,
'gv': 23,
'ha': 3,
'haw': 3,
'he': 2,
'hi': 4,
'hr': 11,
'hu': 0,
'id': 0,
'ig': 0,
'ii': 0,
'is': 3,
'it': 3,
'iu': 7,
'ja': 0,
'jmc': 3,
'jv': 0,
'ka': 0,
'kab': 5,
'kaj': 3,
'kcg': 3,
'kde': 0,
'kea': 0,
'kk': 3,
'kl': 3,
'km': 0,
'kn': 0,
'ko': 0,
'ksb': 3,
'ksh': 21,
'ku': 3,
'kw': 7,
'lag': 18,
'lb': 3,
'lg': 3,
'ln': 4,
'lo': 0,
'lt': 10,
'lv': 6,
'mas': 3,
'mg': 4,
'mk': 16,
'ml': 3,
'mn': 3,
'mo': 9,
'mr': 3,
'ms': 0,
'mt': 15,
'my': 0,
'nah': 3,
'naq': 7,
'nb': 3,
'nd': 3,
'ne': 3,
'nl': 3,
'nn': 3,
'no': 3,
'nr': 3,
'nso': 4,
'ny': 3,
'nyn': 3,
'om': 3,
'or': 3,
'pa': 3,
'pap': 3,
'pl': 13,
'ps': 3,
'pt': 3,
'rm': 3,
'ro': 9,
'rof': 3,
'ru': 11,
'rwk': 3,
'sah': 0,
'saq': 3,
'se': 7,
'seh': 3,
'ses': 0,
'sg': 0,
'sh': 11,
'shi': 19,
'sk': 12,
'sl': 14,
'sma': 7,
'smi': 7,
'smj': 7,
'smn': 7,
'sms': 7,
'sn': 3,
'so': 3,
'sq': 3,
'sr': 11,
'ss': 3,
'ssy': 3,
'st': 3,
'sv': 3,
'sw': 3,
'syr': 3,
'ta': 3,
'te': 3,
'teo': 3,
'th': 0,
'ti': 4,
'tig': 3,
'tk': 3,
'tl': 4,
'tn': 3,
'to': 0,
'tr': 0,
'ts': 3,
'tzm': 22,
'uk': 11,
'ur': 3,
've': 3,
'vi': 0,
'vun': 3,
'wa': 4,
'wae': 3,
'wo': 0,
'xh': 3,
'xog': 3,
'yo': 0,
'zh': 0,
'zu': 3
};
function isIn(n, list) {
return list.indexOf(n) !== -1;
}
function isBetween(n, start, end) {
return start <= n && n <= end;
}
var pluralRules = {
'0': function _(n) {
return 'other';
},
'1': function _(n) {
if (isBetween(n % 100, 3, 10)) return 'few';
if (n === 0) return 'zero';
if (isBetween(n % 100, 11, 99)) return 'many';
if (n == 2) return 'two';
if (n == 1) return 'one';
return 'other';
},
'2': function _(n) {
if (n !== 0 && n % 10 === 0) return 'many';
if (n == 2) return 'two';
if (n == 1) return 'one';
return 'other';
},
'3': function _(n) {
if (n == 1) return 'one';
return 'other';
},
'4': function _(n) {
if (isBetween(n, 0, 1)) return 'one';
return 'other';
},
'5': function _(n) {
if (isBetween(n, 0, 2) && n != 2) return 'one';
return 'other';
},
'6': function _(n) {
if (n === 0) return 'zero';
if (n % 10 == 1 && n % 100 != 11) return 'one';
return 'other';
},
'7': function _(n) {
if (n == 2) return 'two';
if (n == 1) return 'one';
return 'other';
},
'8': function _(n) {
if (isBetween(n, 3, 6)) return 'few';
if (isBetween(n, 7, 10)) return 'many';
if (n == 2) return 'two';
if (n == 1) return 'one';
return 'other';
},
'9': function _(n) {
if (n === 0 || n != 1 && isBetween(n % 100, 1, 19)) return 'few';
if (n == 1) return 'one';
return 'other';
},
'10': function _(n) {
if (isBetween(n % 10, 2, 9) && !isBetween(n % 100, 11, 19)) return 'few';
if (n % 10 == 1 && !isBetween(n % 100, 11, 19)) return 'one';
return 'other';
},
'11': function _(n) {
if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
if (n % 10 === 0 || isBetween(n % 10, 5, 9) || isBetween(n % 100, 11, 14)) return 'many';
if (n % 10 == 1 && n % 100 != 11) return 'one';
return 'other';
},
'12': function _(n) {
if (isBetween(n, 2, 4)) return 'few';
if (n == 1) return 'one';
return 'other';
},
'13': function _(n) {
if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
if (n != 1 && isBetween(n % 10, 0, 1) || isBetween(n % 10, 5, 9) || isBetween(n % 100, 12, 14)) return 'many';
if (n == 1) return 'one';
return 'other';
},
'14': function _(n) {
if (isBetween(n % 100, 3, 4)) return 'few';
if (n % 100 == 2) return 'two';
if (n % 100 == 1) return 'one';
return 'other';
},
'15': function _(n) {
if (n === 0 || isBetween(n % 100, 2, 10)) return 'few';
if (isBetween(n % 100, 11, 19)) return 'many';
if (n == 1) return 'one';
return 'other';
},
'16': function _(n) {
if (n % 10 == 1 && n != 11) return 'one';
return 'other';
},
'17': function _(n) {
if (n == 3) return 'few';
if (n === 0) return 'zero';
if (n == 6) return 'many';
if (n == 2) return 'two';
if (n == 1) return 'one';
return 'other';
},
'18': function _(n) {
if (n === 0) return 'zero';
if (isBetween(n, 0, 2) && n !== 0 && n != 2) return 'one';
return 'other';
},
'19': function _(n) {
if (isBetween(n, 2, 10)) return 'few';
if (isBetween(n, 0, 1)) return 'one';
return 'other';
},
'20': function _(n) {
if ((isBetween(n % 10, 3, 4) || n % 10 == 9) && !(isBetween(n % 100, 10, 19) || isBetween(n % 100, 70, 79) || isBetween(n % 100, 90, 99))) return 'few';
if (n % 1000000 === 0 && n !== 0) return 'many';
if (n % 10 == 2 && !isIn(n % 100, [12, 72, 92])) return 'two';
if (n % 10 == 1 && !isIn(n % 100, [11, 71, 91])) return 'one';
return 'other';
},
'21': function _(n) {
if (n === 0) return 'zero';
if (n == 1) return 'one';
return 'other';
},
'22': function _(n) {
if (isBetween(n, 0, 1) || isBetween(n, 11, 99)) return 'one';
return 'other';
},
'23': function _(n) {
if (isBetween(n % 10, 1, 2) || n % 20 === 0) return 'one';
return 'other';
},
'24': function _(n) {
if (isBetween(n, 3, 10) || isBetween(n, 13, 19)) return 'few';
if (isIn(n, [2, 12])) return 'two';
if (isIn(n, [1, 11])) return 'one';
return 'other';
}
};
var index = locales2rules[lang.replace(/-.*$/, '')];
if (!(index in pluralRules)) {
console.warn('plural form unknown for [' + lang + ']');
return function () {
return 'other';
};
}
return pluralRules[index];
}
gMacros.plural = function (str, param, key, prop) {
var n = parseFloat(param);
if (isNaN(n)) return str;
if (prop != gTextProp) return str;
if (!gMacros._pluralRules) {
gMacros._pluralRules = getPluralRules(gLanguage);
}
var index = '[' + gMacros._pluralRules(n) + ']';
if (n === 0 && key + '[zero]' in gL10nData) {
str = gL10nData[key + '[zero]'][prop];
} else if (n == 1 && key + '[one]' in gL10nData) {
str = gL10nData[key + '[one]'][prop];
} else if (n == 2 && key + '[two]' in gL10nData) {
str = gL10nData[key + '[two]'][prop];
} else if (key + index in gL10nData) {
str = gL10nData[key + index][prop];
} else if (key + '[other]' in gL10nData) {
str = gL10nData[key + '[other]'][prop];
}
return str;
};
function getL10nData(key, args, fallback) {
var data = gL10nData[key];
if (!data) {
console.warn('#' + key + ' is undefined.');
if (!fallback) {
return null;
}
data = fallback;
}
var rv = {};
for (var prop in data) {
var str = data[prop];
str = substIndexes(str, args, key, prop);
str = substArguments(str, args, key);
rv[prop] = str;
}
return rv;
}
function substIndexes(str, args, key, prop) {
var reIndex = /\{\[\s*([a-zA-Z]+)\(([a-zA-Z]+)\)\s*\]\}/;
var reMatch = reIndex.exec(str);
if (!reMatch || !reMatch.length) return str;
var macroName = reMatch[1];
var paramName = reMatch[2];
var param;
if (args && paramName in args) {
param = args[paramName];
} else if (paramName in gL10nData) {
param = gL10nData[paramName];
}
if (macroName in gMacros) {
var macro = gMacros[macroName];
str = macro(str, param, key, prop);
}
return str;
}
function substArguments(str, args, key) {
var reArgs = /\{\{\s*(.+?)\s*\}\}/g;
return str.replace(reArgs, function (matched_text, arg) {
if (args && arg in args) {
return args[arg];
}
if (arg in gL10nData) {
return gL10nData[arg];
}
console.log('argument {{' + arg + '}} for #' + key + ' is undefined.');
return matched_text;
});
}
function translateElement(element) {
var l10n = getL10nAttributes(element);
if (!l10n.id) return;
var data = getL10nData(l10n.id, l10n.args);
if (!data) {
console.warn('#' + l10n.id + ' is undefined.');
return;
}
if (data[gTextProp]) {
if (getChildElementCount(element) === 0) {
element[gTextProp] = data[gTextProp];
} else {
var children = element.childNodes;
var found = false;
for (var i = 0, l = children.length; i < l; i++) {
if (children[i].nodeType === 3 && /\S/.test(children[i].nodeValue)) {
if (found) {
children[i].nodeValue = '';
} else {
children[i].nodeValue = data[gTextProp];
found = true;
}
}
}
if (!found) {
var textNode = document.createTextNode(data[gTextProp]);
element.insertBefore(textNode, element.firstChild);
}
}
delete data[gTextProp];
}
for (var k in data) {
element[k] = data[k];
}
}
function getChildElementCount(element) {
if (element.children) {
return element.children.length;
}
if (typeof element.childElementCount !== 'undefined') {
return element.childElementCount;
}
var count = 0;
for (var i = 0; i < element.childNodes.length; i++) {
count += element.nodeType === 1 ? 1 : 0;
}
return count;
}
function translateFragment(element) {
element = element || document.documentElement;
var children = getTranslatableChildren(element);
var elementCount = children.length;
for (var i = 0; i < elementCount; i++) {
translateElement(children[i]);
}
translateElement(element);
}
return {
get: function get(key, args, fallbackString) {
var index = key.lastIndexOf('.');
var prop = gTextProp;
if (index > 0) {
prop = key.substring(index + 1);
key = key.substring(0, index);
}
var fallback;
if (fallbackString) {
fallback = {};
fallback[prop] = fallbackString;
}
var data = getL10nData(key, args, fallback);
if (data && prop in data) {
return data[prop];
}
return '{{' + key + '}}';
},
getData: function getData() {
return gL10nData;
},
getText: function getText() {
return gTextData;
},
getLanguage: function getLanguage() {
return gLanguage;
},
setLanguage: function setLanguage(lang, callback) {
loadLocale(lang, function () {
if (callback) callback();
});
},
getDirection: function getDirection() {
var rtlList = ['ar', 'he', 'fa', 'ps', 'ur'];
var shortCode = gLanguage.split('-', 1)[0];
return rtlList.indexOf(shortCode) >= 0 ? 'rtl' : 'ltr';
},
translate: translateFragment,
getReadyState: function getReadyState() {
return gReadyState;
},
ready: function ready(callback) {
if (!callback) {
return;
} else if (gReadyState == 'complete' || gReadyState == 'interactive') {
window.setTimeout(function () {
callback();
});
} else if (document.addEventListener) {
document.addEventListener('localized', function once() {
document.removeEventListener('localized', once);
callback();
});
}
}
};
}(window, document);
/***/ }),
/* 12 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.PDFFindController = exports.FindState = void 0;
var _pdfjsLib = __w_pdfjs_require__(2);
var _pdf_find_utils = __w_pdfjs_require__(13);
var _ui_utils = __w_pdfjs_require__(3);
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var FindState = {
FOUND: 0,
NOT_FOUND: 1,
WRAPPED: 2,
PENDING: 3
};
exports.FindState = FindState;
var FIND_TIMEOUT = 250;
var MATCH_SCROLL_OFFSET_TOP = -50;
var MATCH_SCROLL_OFFSET_LEFT = -400;
var CHARACTERS_TO_NORMALIZE = {
"\u2018": "'",
"\u2019": "'",
"\u201A": "'",
"\u201B": "'",
"\u201C": '"',
"\u201D": '"',
"\u201E": '"',
"\u201F": '"',
"\xBC": "1/4",
"\xBD": "1/2",
"\xBE": "3/4"
};
var normalizationRegex = null;
function normalize(text) {
if (!normalizationRegex) {
var replace = Object.keys(CHARACTERS_TO_NORMALIZE).join("");
normalizationRegex = new RegExp("[".concat(replace, "]"), "g");
}
return text.replace(normalizationRegex, function (ch) {
return CHARACTERS_TO_NORMALIZE[ch];
});
}
var PDFFindController = /*#__PURE__*/function () {
function PDFFindController(_ref) {
var linkService = _ref.linkService,
eventBus = _ref.eventBus;
_classCallCheck(this, PDFFindController);
this._linkService = linkService;
this._eventBus = eventBus;
this._reset();
eventBus._on("findbarclose", this._onFindBarClose.bind(this));
}
_createClass(PDFFindController, [{
key: "setDocument",
value: function setDocument(pdfDocument) {
if (this._pdfDocument) {
this._reset();
}
if (!pdfDocument) {
return;
}
this._pdfDocument = pdfDocument;
this._firstPageCapability.resolve();
}
}, {
key: "executeCommand",
value: function executeCommand(cmd, state) {
var _this = this;
if (!state) {
return;
}
var pdfDocument = this._pdfDocument;
if (this._state === null || this._shouldDirtyMatch(cmd, state)) {
this._dirtyMatch = true;
}
this._state = state;
if (cmd !== "findhighlightallchange") {
this._updateUIState(FindState.PENDING);
}
this._firstPageCapability.promise.then(function () {
if (!_this._pdfDocument || pdfDocument && _this._pdfDocument !== pdfDocument) {
return;
}
_this._extractText();
var findbarClosed = !_this._highlightMatches;
var pendingTimeout = !!_this._findTimeout;
if (_this._findTimeout) {
clearTimeout(_this._findTimeout);
_this._findTimeout = null;
}
if (cmd === "find") {
_this._findTimeout = setTimeout(function () {
_this._nextMatch();
_this._findTimeout = null;
}, FIND_TIMEOUT);
} else if (_this._dirtyMatch) {
_this._nextMatch();
} else if (cmd === "findagain") {
_this._nextMatch();
if (findbarClosed && _this._state.highlightAll) {
_this._updateAllPages();
}
} else if (cmd === "findhighlightallchange") {
if (pendingTimeout) {
_this._nextMatch();
} else {
_this._highlightMatches = true;
}
_this._updateAllPages();
} else {
_this._nextMatch();
}
});
}
}, {
key: "scrollMatchIntoView",
value: function scrollMatchIntoView(_ref2) {
var _ref2$element = _ref2.element,
element = _ref2$element === void 0 ? null : _ref2$element,
_ref2$pageIndex = _ref2.pageIndex,
pageIndex = _ref2$pageIndex === void 0 ? -1 : _ref2$pageIndex,
_ref2$matchIndex = _ref2.matchIndex,
matchIndex = _ref2$matchIndex === void 0 ? -1 : _ref2$matchIndex;
if (!this._scrollMatches || !element) {
return;
} else if (matchIndex === -1 || matchIndex !== this._selected.matchIdx) {
return;
} else if (pageIndex === -1 || pageIndex !== this._selected.pageIdx) {
return;
}
this._scrollMatches = false;
var spot = {
top: MATCH_SCROLL_OFFSET_TOP,
left: MATCH_SCROLL_OFFSET_LEFT
};
(0, _ui_utils.scrollIntoView)(element, spot, true);
}
}, {
key: "_reset",
value: function _reset() {
this._highlightMatches = false;
this._scrollMatches = false;
this._pdfDocument = null;
this._pageMatches = [];
this._pageMatchesLength = [];
this._state = null;
this._selected = {
pageIdx: -1,
matchIdx: -1
};
this._offset = {
pageIdx: null,
matchIdx: null,
wrapped: false
};
this._extractTextPromises = [];
this._pageContents = [];
this._matchesCountTotal = 0;
this._pagesToSearch = null;
this._pendingFindMatches = Object.create(null);
this._resumePageIdx = null;
this._dirtyMatch = false;
clearTimeout(this._findTimeout);
this._findTimeout = null;
this._firstPageCapability = (0, _pdfjsLib.createPromiseCapability)();
}
}, {
key: "_shouldDirtyMatch",
value: function _shouldDirtyMatch(cmd, state) {
if (state.query !== this._state.query) {
return true;
}
switch (cmd) {
case "findagain":
var pageNumber = this._selected.pageIdx + 1;
var linkService = this._linkService;
if (pageNumber >= 1 && pageNumber <= linkService.pagesCount && pageNumber !== linkService.page && !linkService.isPageVisible(pageNumber)) {
return true;
}
return false;
case "findhighlightallchange":
return false;
}
return true;
}
}, {
key: "_prepareMatches",
value: function _prepareMatches(matchesWithLength, matches, matchesLength) {
function isSubTerm(currentIndex) {
var currentElem = matchesWithLength[currentIndex];
var nextElem = matchesWithLength[currentIndex + 1];
if (currentIndex < matchesWithLength.length - 1 && currentElem.match === nextElem.match) {
currentElem.skipped = true;
return true;
}
for (var i = currentIndex - 1; i >= 0; i--) {
var prevElem = matchesWithLength[i];
if (prevElem.skipped) {
continue;
}
if (prevElem.match + prevElem.matchLength < currentElem.match) {
break;
}
if (prevElem.match + prevElem.matchLength >= currentElem.match + currentElem.matchLength) {
currentElem.skipped = true;
return true;
}
}
return false;
}
matchesWithLength.sort(function (a, b) {
return a.match === b.match ? a.matchLength - b.matchLength : a.match - b.match;
});
for (var i = 0, len = matchesWithLength.length; i < len; i++) {
if (isSubTerm(i)) {
continue;
}
matches.push(matchesWithLength[i].match);
matchesLength.push(matchesWithLength[i].matchLength);
}
}
}, {
key: "_isEntireWord",
value: function _isEntireWord(content, startIdx, length) {
if (startIdx > 0) {
var first = content.charCodeAt(startIdx);
var limit = content.charCodeAt(startIdx - 1);
if ((0, _pdf_find_utils.getCharacterType)(first) === (0, _pdf_find_utils.getCharacterType)(limit)) {
return false;
}
}
var endIdx = startIdx + length - 1;
if (endIdx < content.length - 1) {
var last = content.charCodeAt(endIdx);
var _limit = content.charCodeAt(endIdx + 1);
if ((0, _pdf_find_utils.getCharacterType)(last) === (0, _pdf_find_utils.getCharacterType)(_limit)) {
return false;
}
}
return true;
}
}, {
key: "_calculatePhraseMatch",
value: function _calculatePhraseMatch(query, pageIndex, pageContent, entireWord) {
var matches = [];
var queryLen = query.length;
var matchIdx = -queryLen;
while (true) {
matchIdx = pageContent.indexOf(query, matchIdx + queryLen);
if (matchIdx === -1) {
break;
}
if (entireWord && !this._isEntireWord(pageContent, matchIdx, queryLen)) {
continue;
}
matches.push(matchIdx);
}
this._pageMatches[pageIndex] = matches;
}
}, {
key: "_calculateWordMatch",
value: function _calculateWordMatch(query, pageIndex, pageContent, entireWord) {
var matchesWithLength = [];
var queryArray = query.match(/\S+/g);
for (var i = 0, len = queryArray.length; i < len; i++) {
var subquery = queryArray[i];
var subqueryLen = subquery.length;
var matchIdx = -subqueryLen;
while (true) {
matchIdx = pageContent.indexOf(subquery, matchIdx + subqueryLen);
if (matchIdx === -1) {
break;
}
if (entireWord && !this._isEntireWord(pageContent, matchIdx, subqueryLen)) {
continue;
}
matchesWithLength.push({
match: matchIdx,
matchLength: subqueryLen,
skipped: false
});
}
}
this._pageMatchesLength[pageIndex] = [];
this._pageMatches[pageIndex] = [];
this._prepareMatches(matchesWithLength, this._pageMatches[pageIndex], this._pageMatchesLength[pageIndex]);
}
}, {
key: "_calculateMatch",
value: function _calculateMatch(pageIndex) {
var pageContent = this._pageContents[pageIndex];
var query = this._query;
var _this$_state = this._state,
caseSensitive = _this$_state.caseSensitive,
entireWord = _this$_state.entireWord,
phraseSearch = _this$_state.phraseSearch;
if (query.length === 0) {
return;
}
if (!caseSensitive) {
pageContent = pageContent.toLowerCase();
query = query.toLowerCase();
}
if (phraseSearch) {
this._calculatePhraseMatch(query, pageIndex, pageContent, entireWord);
} else {
this._calculateWordMatch(query, pageIndex, pageContent, entireWord);
}
if (this._state.highlightAll) {
this._updatePage(pageIndex);
}
if (this._resumePageIdx === pageIndex) {
this._resumePageIdx = null;
this._nextPageMatch();
}
var pageMatchesCount = this._pageMatches[pageIndex].length;
if (pageMatchesCount > 0) {
this._matchesCountTotal += pageMatchesCount;
this._updateUIResultsCount();
}
}
}, {
key: "_extractText",
value: function _extractText() {
var _this2 = this;
if (this._extractTextPromises.length > 0) {
return;
}
var promise = Promise.resolve();
var _loop = function _loop(i, ii) {
var extractTextCapability = (0, _pdfjsLib.createPromiseCapability)();
_this2._extractTextPromises[i] = extractTextCapability.promise;
promise = promise.then(function () {
return _this2._pdfDocument.getPage(i + 1).then(function (pdfPage) {
return pdfPage.getTextContent({
normalizeWhitespace: true
});
}).then(function (textContent) {
var textItems = textContent.items;
var strBuf = [];
for (var j = 0, jj = textItems.length; j < jj; j++) {
strBuf.push(textItems[j].str);
}
_this2._pageContents[i] = normalize(strBuf.join(""));
extractTextCapability.resolve(i);
}, function (reason) {
console.error("Unable to get text content for page ".concat(i + 1), reason);
_this2._pageContents[i] = "";
extractTextCapability.resolve(i);
});
});
};
for (var i = 0, ii = this._linkService.pagesCount; i < ii; i++) {
_loop(i, ii);
}
}
}, {
key: "_updatePage",
value: function _updatePage(index) {
if (this._scrollMatches && this._selected.pageIdx === index) {
this._linkService.page = index + 1;
}
this._eventBus.dispatch("updatetextlayermatches", {
source: this,
pageIndex: index
});
}
}, {
key: "_updateAllPages",
value: function _updateAllPages() {
this._eventBus.dispatch("updatetextlayermatches", {
source: this,
pageIndex: -1
});
}
}, {
key: "_nextMatch",
value: function _nextMatch() {
var _this3 = this;
var previous = this._state.findPrevious;
var currentPageIndex = this._linkService.page - 1;
var numPages = this._linkService.pagesCount;
this._highlightMatches = true;
if (this._dirtyMatch) {
this._dirtyMatch = false;
this._selected.pageIdx = this._selected.matchIdx = -1;
this._offset.pageIdx = currentPageIndex;
this._offset.matchIdx = null;
this._offset.wrapped = false;
this._resumePageIdx = null;
this._pageMatches.length = 0;
this._pageMatchesLength.length = 0;
this._matchesCountTotal = 0;
this._updateAllPages();
for (var i = 0; i < numPages; i++) {
if (this._pendingFindMatches[i] === true) {
continue;
}
this._pendingFindMatches[i] = true;
this._extractTextPromises[i].then(function (pageIdx) {
delete _this3._pendingFindMatches[pageIdx];
_this3._calculateMatch(pageIdx);
});
}
}
if (this._query === "") {
this._updateUIState(FindState.FOUND);
return;
}
if (this._resumePageIdx) {
return;
}
var offset = this._offset;
this._pagesToSearch = numPages;
if (offset.matchIdx !== null) {
var numPageMatches = this._pageMatches[offset.pageIdx].length;
if (!previous && offset.matchIdx + 1 < numPageMatches || previous && offset.matchIdx > 0) {
offset.matchIdx = previous ? offset.matchIdx - 1 : offset.matchIdx + 1;
this._updateMatch(true);
return;
}
this._advanceOffsetPage(previous);
}
this._nextPageMatch();
}
}, {
key: "_matchesReady",
value: function _matchesReady(matches) {
var offset = this._offset;
var numMatches = matches.length;
var previous = this._state.findPrevious;
if (numMatches) {
offset.matchIdx = previous ? numMatches - 1 : 0;
this._updateMatch(true);
return true;
}
this._advanceOffsetPage(previous);
if (offset.wrapped) {
offset.matchIdx = null;
if (this._pagesToSearch < 0) {
this._updateMatch(false);
return true;
}
}
return false;
}
}, {
key: "_nextPageMatch",
value: function _nextPageMatch() {
if (this._resumePageIdx !== null) {
console.error("There can only be one pending page.");
}
var matches = null;
do {
var pageIdx = this._offset.pageIdx;
matches = this._pageMatches[pageIdx];
if (!matches) {
this._resumePageIdx = pageIdx;
break;
}
} while (!this._matchesReady(matches));
}
}, {
key: "_advanceOffsetPage",
value: function _advanceOffsetPage(previous) {
var offset = this._offset;
var numPages = this._linkService.pagesCount;
offset.pageIdx = previous ? offset.pageIdx - 1 : offset.pageIdx + 1;
offset.matchIdx = null;
this._pagesToSearch--;
if (offset.pageIdx >= numPages || offset.pageIdx < 0) {
offset.pageIdx = previous ? numPages - 1 : 0;
offset.wrapped = true;
}
}
}, {
key: "_updateMatch",
value: function _updateMatch() {
var found = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
var state = FindState.NOT_FOUND;
var wrapped = this._offset.wrapped;
this._offset.wrapped = false;
if (found) {
var previousPage = this._selected.pageIdx;
this._selected.pageIdx = this._offset.pageIdx;
this._selected.matchIdx = this._offset.matchIdx;
state = wrapped ? FindState.WRAPPED : FindState.FOUND;
if (previousPage !== -1 && previousPage !== this._selected.pageIdx) {
this._updatePage(previousPage);
}
}
this._updateUIState(state, this._state.findPrevious);
if (this._selected.pageIdx !== -1) {
this._scrollMatches = true;
this._updatePage(this._selected.pageIdx);
}
}
}, {
key: "_onFindBarClose",
value: function _onFindBarClose(evt) {
var _this4 = this;
var pdfDocument = this._pdfDocument;
this._firstPageCapability.promise.then(function () {
if (!_this4._pdfDocument || pdfDocument && _this4._pdfDocument !== pdfDocument) {
return;
}
if (_this4._findTimeout) {
clearTimeout(_this4._findTimeout);
_this4._findTimeout = null;
}
if (_this4._resumePageIdx) {
_this4._resumePageIdx = null;
_this4._dirtyMatch = true;
}
_this4._updateUIState(FindState.FOUND);
_this4._highlightMatches = false;
_this4._updateAllPages();
});
}
}, {
key: "_requestMatchesCount",
value: function _requestMatchesCount() {
var _this$_selected = this._selected,
pageIdx = _this$_selected.pageIdx,
matchIdx = _this$_selected.matchIdx;
var current = 0,
total = this._matchesCountTotal;
if (matchIdx !== -1) {
for (var i = 0; i < pageIdx; i++) {
current += this._pageMatches[i] && this._pageMatches[i].length || 0;
}
current += matchIdx + 1;
}
if (current < 1 || current > total) {
current = total = 0;
}
return {
current: current,
total: total
};
}
}, {
key: "_updateUIResultsCount",
value: function _updateUIResultsCount() {
this._eventBus.dispatch("updatefindmatchescount", {
source: this,
matchesCount: this._requestMatchesCount()
});
}
}, {
key: "_updateUIState",
value: function _updateUIState(state, previous) {
this._eventBus.dispatch("updatefindcontrolstate", {
source: this,
state: state,
previous: previous,
matchesCount: this._requestMatchesCount()
});
}
}, {
key: "highlightMatches",
get: function get() {
return this._highlightMatches;
}
}, {
key: "pageMatches",
get: function get() {
return this._pageMatches;
}
}, {
key: "pageMatchesLength",
get: function get() {
return this._pageMatchesLength;
}
}, {
key: "selected",
get: function get() {
return this._selected;
}
}, {
key: "state",
get: function get() {
return this._state;
}
}, {
key: "_query",
get: function get() {
if (this._state.query !== this._rawQuery) {
this._rawQuery = this._state.query;
this._normalizedQuery = normalize(this._state.query);
}
return this._normalizedQuery;
}
}]);
return PDFFindController;
}();
exports.PDFFindController = PDFFindController;
/***/ }),
/* 13 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getCharacterType = getCharacterType;
exports.CharacterType = void 0;
var CharacterType = {
SPACE: 0,
ALPHA_LETTER: 1,
PUNCT: 2,
HAN_LETTER: 3,
KATAKANA_LETTER: 4,
HIRAGANA_LETTER: 5,
HALFWIDTH_KATAKANA_LETTER: 6,
THAI_LETTER: 7
};
exports.CharacterType = CharacterType;
function isAlphabeticalScript(charCode) {
return charCode < 0x2e80;
}
function isAscii(charCode) {
return (charCode & 0xff80) === 0;
}
function isAsciiAlpha(charCode) {
return charCode >= 0x61 && charCode <= 0x7a || charCode >= 0x41 && charCode <= 0x5a;
}
function isAsciiDigit(charCode) {
return charCode >= 0x30 && charCode <= 0x39;
}
function isAsciiSpace(charCode) {
return charCode === 0x20 || charCode === 0x09 || charCode === 0x0d || charCode === 0x0a;
}
function isHan(charCode) {
return charCode >= 0x3400 && charCode <= 0x9fff || charCode >= 0xf900 && charCode <= 0xfaff;
}
function isKatakana(charCode) {
return charCode >= 0x30a0 && charCode <= 0x30ff;
}
function isHiragana(charCode) {
return charCode >= 0x3040 && charCode <= 0x309f;
}
function isHalfwidthKatakana(charCode) {
return charCode >= 0xff60 && charCode <= 0xff9f;
}
function isThai(charCode) {
return (charCode & 0xff80) === 0x0e00;
}
function getCharacterType(charCode) {
if (isAlphabeticalScript(charCode)) {
if (isAscii(charCode)) {
if (isAsciiSpace(charCode)) {
return CharacterType.SPACE;
} else if (isAsciiAlpha(charCode) || isAsciiDigit(charCode) || charCode === 0x5f) {
return CharacterType.ALPHA_LETTER;
}
return CharacterType.PUNCT;
} else if (isThai(charCode)) {
return CharacterType.THAI_LETTER;
} else if (charCode === 0xa0) {
return CharacterType.SPACE;
}
return CharacterType.ALPHA_LETTER;
}
if (isHan(charCode)) {
return CharacterType.HAN_LETTER;
} else if (isKatakana(charCode)) {
return CharacterType.KATAKANA_LETTER;
} else if (isHiragana(charCode)) {
return CharacterType.HIRAGANA_LETTER;
} else if (isHalfwidthKatakana(charCode)) {
return CharacterType.HALFWIDTH_KATAKANA_LETTER;
}
return CharacterType.ALPHA_LETTER;
}
/***/ }),
/* 14 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.isDestHashesEqual = isDestHashesEqual;
exports.isDestArraysEqual = isDestArraysEqual;
exports.PDFHistory = void 0;
var _ui_utils = __w_pdfjs_require__(3);
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(n); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
function _iterableToArrayLimit(arr, i) { if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return; var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var HASH_CHANGE_TIMEOUT = 1000;
var POSITION_UPDATED_THRESHOLD = 50;
var UPDATE_VIEWAREA_TIMEOUT = 1000;
function getCurrentHash() {
return document.location.hash;
}
var PDFHistory = /*#__PURE__*/function () {
function PDFHistory(_ref) {
var _this = this;
var linkService = _ref.linkService,
eventBus = _ref.eventBus;
_classCallCheck(this, PDFHistory);
this.linkService = linkService;
this.eventBus = eventBus;
this._initialized = false;
this._fingerprint = "";
this.reset();
this._boundEvents = null;
this._isViewerInPresentationMode = false;
this.eventBus._on("presentationmodechanged", function (evt) {
_this._isViewerInPresentationMode = evt.active || evt.switchInProgress;
});
this.eventBus._on("pagesinit", function () {
_this._isPagesLoaded = false;
var onPagesLoaded = function onPagesLoaded(evt) {
_this.eventBus._off("pagesloaded", onPagesLoaded);
_this._isPagesLoaded = !!evt.pagesCount;
};
_this.eventBus._on("pagesloaded", onPagesLoaded);
});
}
_createClass(PDFHistory, [{
key: "initialize",
value: function initialize(_ref2) {
var fingerprint = _ref2.fingerprint,
_ref2$resetHistory = _ref2.resetHistory,
resetHistory = _ref2$resetHistory === void 0 ? false : _ref2$resetHistory,
_ref2$updateUrl = _ref2.updateUrl,
updateUrl = _ref2$updateUrl === void 0 ? false : _ref2$updateUrl;
if (!fingerprint || typeof fingerprint !== "string") {
console.error('PDFHistory.initialize: The "fingerprint" must be a non-empty string.');
return;
}
if (this._initialized) {
this.reset();
}
var reInitialized = this._fingerprint !== "" && this._fingerprint !== fingerprint;
this._fingerprint = fingerprint;
this._updateUrl = updateUrl === true;
this._initialized = true;
this._bindEvents();
var state = window.history.state;
this._popStateInProgress = false;
this._blockHashChange = 0;
this._currentHash = getCurrentHash();
this._numPositionUpdates = 0;
this._uid = this._maxUid = 0;
this._destination = null;
this._position = null;
if (!this._isValidState(state, true) || resetHistory) {
var _this$_parseCurrentHa = this._parseCurrentHash(),
hash = _this$_parseCurrentHa.hash,
page = _this$_parseCurrentHa.page,
rotation = _this$_parseCurrentHa.rotation;
if (!hash || reInitialized || resetHistory) {
this._pushOrReplaceState(null, true);
return;
}
this._pushOrReplaceState({
hash: hash,
page: page,
rotation: rotation
}, true);
return;
}
var destination = state.destination;
this._updateInternalState(destination, state.uid, true);
if (this._uid > this._maxUid) {
this._maxUid = this._uid;
}
if (destination.rotation !== undefined) {
this._initialRotation = destination.rotation;
}
if (destination.dest) {
this._initialBookmark = JSON.stringify(destination.dest);
this._destination.page = null;
} else if (destination.hash) {
this._initialBookmark = destination.hash;
} else if (destination.page) {
this._initialBookmark = "page=".concat(destination.page);
}
}
}, {
key: "reset",
value: function reset() {
if (this._initialized) {
this._pageHide();
this._initialized = false;
this._unbindEvents();
}
if (this._updateViewareaTimeout) {
clearTimeout(this._updateViewareaTimeout);
this._updateViewareaTimeout = null;
}
this._initialBookmark = null;
this._initialRotation = null;
}
}, {
key: "push",
value: function push(_ref3) {
var _this2 = this;
var _ref3$namedDest = _ref3.namedDest,
namedDest = _ref3$namedDest === void 0 ? null : _ref3$namedDest,
explicitDest = _ref3.explicitDest,
pageNumber = _ref3.pageNumber;
if (!this._initialized) {
return;
}
if (namedDest && typeof namedDest !== "string") {
console.error("PDFHistory.push: " + "\"".concat(namedDest, "\" is not a valid namedDest parameter."));
return;
} else if (!Array.isArray(explicitDest)) {
console.error("PDFHistory.push: " + "\"".concat(explicitDest, "\" is not a valid explicitDest parameter."));
return;
} else if (!(Number.isInteger(pageNumber) && pageNumber > 0 && pageNumber <= this.linkService.pagesCount)) {
if (pageNumber !== null || this._destination) {
console.error("PDFHistory.push: " + "\"".concat(pageNumber, "\" is not a valid pageNumber parameter."));
return;
}
}
var hash = namedDest || JSON.stringify(explicitDest);
if (!hash) {
return;
}
var forceReplace = false;
if (this._destination && (isDestHashesEqual(this._destination.hash, hash) || isDestArraysEqual(this._destination.dest, explicitDest))) {
if (this._destination.page) {
return;
}
forceReplace = true;
}
if (this._popStateInProgress && !forceReplace) {
return;
}
this._pushOrReplaceState({
dest: explicitDest,
hash: hash,
page: pageNumber,
rotation: this.linkService.rotation
}, forceReplace);
if (!this._popStateInProgress) {
this._popStateInProgress = true;
Promise.resolve().then(function () {
_this2._popStateInProgress = false;
});
}
}
}, {
key: "pushCurrentPosition",
value: function pushCurrentPosition() {
if (!this._initialized || this._popStateInProgress) {
return;
}
this._tryPushCurrentPosition();
}
}, {
key: "back",
value: function back() {
if (!this._initialized || this._popStateInProgress) {
return;
}
var state = window.history.state;
if (this._isValidState(state) && state.uid > 0) {
window.history.back();
}
}
}, {
key: "forward",
value: function forward() {
if (!this._initialized || this._popStateInProgress) {
return;
}
var state = window.history.state;
if (this._isValidState(state) && state.uid < this._maxUid) {
window.history.forward();
}
}
}, {
key: "_pushOrReplaceState",
value: function _pushOrReplaceState(destination) {
var forceReplace = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var shouldReplace = forceReplace || !this._destination;
var newState = {
fingerprint: this._fingerprint,
uid: shouldReplace ? this._uid : this._uid + 1,
destination: destination
};
this._updateInternalState(destination, newState.uid);
var newUrl;
if (this._updateUrl && destination && destination.hash) {
var baseUrl = document.location.href.split("#")[0];
if (!baseUrl.startsWith("file://")) {
newUrl = "".concat(baseUrl, "#").concat(destination.hash);
}
}
if (shouldReplace) {
window.history.replaceState(newState, "", newUrl);
} else {
this._maxUid = this._uid;
window.history.pushState(newState, "", newUrl);
}
}
}, {
key: "_tryPushCurrentPosition",
value: function _tryPushCurrentPosition() {
var temporary = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
if (!this._position) {
return;
}
var position = this._position;
if (temporary) {
position = Object.assign(Object.create(null), this._position);
position.temporary = true;
}
if (!this._destination) {
this._pushOrReplaceState(position);
return;
}
if (this._destination.temporary) {
this._pushOrReplaceState(position, true);
return;
}
if (this._destination.hash === position.hash) {
return;
}
if (!this._destination.page && (POSITION_UPDATED_THRESHOLD <= 0 || this._numPositionUpdates <= POSITION_UPDATED_THRESHOLD)) {
return;
}
var forceReplace = false;
if (this._destination.page >= position.first && this._destination.page <= position.page) {
if (this._destination.dest || !this._destination.first) {
return;
}
forceReplace = true;
}
this._pushOrReplaceState(position, forceReplace);
}
}, {
key: "_isValidState",
value: function _isValidState(state) {
var checkReload = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
if (!state) {
return false;
}
if (state.fingerprint !== this._fingerprint) {
if (checkReload) {
if (typeof state.fingerprint !== "string" || state.fingerprint.length !== this._fingerprint.length) {
return false;
}
var _performance$getEntri = performance.getEntriesByType("navigation"),
_performance$getEntri2 = _slicedToArray(_performance$getEntri, 1),
perfEntry = _performance$getEntri2[0];
if (!perfEntry || perfEntry.type !== "reload") {
return false;
}
} else {
return false;
}
}
if (!Number.isInteger(state.uid) || state.uid < 0) {
return false;
}
if (state.destination === null || _typeof(state.destination) !== "object") {
return false;
}
return true;
}
}, {
key: "_updateInternalState",
value: function _updateInternalState(destination, uid) {
var removeTemporary = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
if (this._updateViewareaTimeout) {
clearTimeout(this._updateViewareaTimeout);
this._updateViewareaTimeout = null;
}
if (removeTemporary && destination && destination.temporary) {
delete destination.temporary;
}
this._destination = destination;
this._uid = uid;
this._numPositionUpdates = 0;
}
}, {
key: "_parseCurrentHash",
value: function _parseCurrentHash() {
var hash = unescape(getCurrentHash()).substring(1);
var page = (0, _ui_utils.parseQueryString)(hash).page | 0;
if (!(Number.isInteger(page) && page > 0 && page <= this.linkService.pagesCount)) {
page = null;
}
return {
hash: hash,
page: page,
rotation: this.linkService.rotation
};
}
}, {
key: "_updateViewarea",
value: function _updateViewarea(_ref4) {
var _this3 = this;
var location = _ref4.location;
if (this._updateViewareaTimeout) {
clearTimeout(this._updateViewareaTimeout);
this._updateViewareaTimeout = null;
}
this._position = {
hash: this._isViewerInPresentationMode ? "page=".concat(location.pageNumber) : location.pdfOpenParams.substring(1),
page: this.linkService.page,
first: location.pageNumber,
rotation: location.rotation
};
if (this._popStateInProgress) {
return;
}
if (POSITION_UPDATED_THRESHOLD > 0 && this._isPagesLoaded && this._destination && !this._destination.page) {
this._numPositionUpdates++;
}
if (UPDATE_VIEWAREA_TIMEOUT > 0) {
this._updateViewareaTimeout = setTimeout(function () {
if (!_this3._popStateInProgress) {
_this3._tryPushCurrentPosition(true);
}
_this3._updateViewareaTimeout = null;
}, UPDATE_VIEWAREA_TIMEOUT);
}
}
}, {
key: "_popState",
value: function _popState(_ref5) {
var _this4 = this;
var state = _ref5.state;
var newHash = getCurrentHash(),
hashChanged = this._currentHash !== newHash;
this._currentHash = newHash;
if (!state) {
this._uid++;
var _this$_parseCurrentHa2 = this._parseCurrentHash(),
hash = _this$_parseCurrentHa2.hash,
page = _this$_parseCurrentHa2.page,
rotation = _this$_parseCurrentHa2.rotation;
this._pushOrReplaceState({
hash: hash,
page: page,
rotation: rotation
}, true);
return;
}
if (!this._isValidState(state)) {
return;
}
this._popStateInProgress = true;
if (hashChanged) {
this._blockHashChange++;
(0, _ui_utils.waitOnEventOrTimeout)({
target: window,
name: "hashchange",
delay: HASH_CHANGE_TIMEOUT
}).then(function () {
_this4._blockHashChange--;
});
}
var destination = state.destination;
this._updateInternalState(destination, state.uid, true);
if (this._uid > this._maxUid) {
this._maxUid = this._uid;
}
if ((0, _ui_utils.isValidRotation)(destination.rotation)) {
this.linkService.rotation = destination.rotation;
}
if (destination.dest) {
this.linkService.navigateTo(destination.dest);
} else if (destination.hash) {
this.linkService.setHash(destination.hash);
} else if (destination.page) {
this.linkService.page = destination.page;
}
Promise.resolve().then(function () {
_this4._popStateInProgress = false;
});
}
}, {
key: "_pageHide",
value: function _pageHide() {
if (!this._destination || this._destination.temporary) {
this._tryPushCurrentPosition();
}
}
}, {
key: "_bindEvents",
value: function _bindEvents() {
if (this._boundEvents) {
return;
}
this._boundEvents = {
updateViewarea: this._updateViewarea.bind(this),
popState: this._popState.bind(this),
pageHide: this._pageHide.bind(this)
};
this.eventBus._on("updateviewarea", this._boundEvents.updateViewarea);
window.addEventListener("popstate", this._boundEvents.popState);
window.addEventListener("pagehide", this._boundEvents.pageHide);
}
}, {
key: "_unbindEvents",
value: function _unbindEvents() {
if (!this._boundEvents) {
return;
}
this.eventBus._off("updateviewarea", this._boundEvents.updateViewarea);
window.removeEventListener("popstate", this._boundEvents.popState);
window.removeEventListener("pagehide", this._boundEvents.pageHide);
this._boundEvents = null;
}
}, {
key: "popStateInProgress",
get: function get() {
return this._initialized && (this._popStateInProgress || this._blockHashChange > 0);
}
}, {
key: "initialBookmark",
get: function get() {
return this._initialized ? this._initialBookmark : null;
}
}, {
key: "initialRotation",
get: function get() {
return this._initialized ? this._initialRotation : null;
}
}]);
return PDFHistory;
}();
exports.PDFHistory = PDFHistory;
function isDestHashesEqual(destHash, pushHash) {
if (typeof destHash !== "string" || typeof pushHash !== "string") {
return false;
}
if (destHash === pushHash) {
return true;
}
var _parseQueryString = (0, _ui_utils.parseQueryString)(destHash),
nameddest = _parseQueryString.nameddest;
if (nameddest === pushHash) {
return true;
}
return false;
}
function isDestArraysEqual(firstDest, secondDest) {
function isEntryEqual(first, second) {
if (_typeof(first) !== _typeof(second)) {
return false;
}
if (Array.isArray(first) || Array.isArray(second)) {
return false;
}
if (first !== null && _typeof(first) === "object" && second !== null) {
if (Object.keys(first).length !== Object.keys(second).length) {
return false;
}
for (var key in first) {
if (!isEntryEqual(first[key], second[key])) {
return false;
}
}
return true;
}
return first === second || Number.isNaN(first) && Number.isNaN(second);
}
if (!(Array.isArray(firstDest) && Array.isArray(secondDest))) {
return false;
}
if (firstDest.length !== secondDest.length) {
return false;
}
for (var i = 0, ii = firstDest.length; i < ii; i++) {
if (!isEntryEqual(firstDest[i], secondDest[i])) {
return false;
}
}
return true;
}
/***/ }),
/* 15 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.PDFPageView = void 0;
var _regenerator = _interopRequireDefault(__w_pdfjs_require__(4));
var _ui_utils = __w_pdfjs_require__(3);
var _pdfjsLib = __w_pdfjs_require__(2);
var _pdf_rendering_queue = __w_pdfjs_require__(16);
var _viewer_compatibility = __w_pdfjs_require__(17);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var MAX_CANVAS_PIXELS = _viewer_compatibility.viewerCompatibilityParams.maxCanvasPixels || 16777216;
var PDFPageView = /*#__PURE__*/function () {
function PDFPageView(options) {
_classCallCheck(this, PDFPageView);
var container = options.container;
var defaultViewport = options.defaultViewport;
this.id = options.id;
this.renderingId = "page" + this.id;
this.pdfPage = null;
this.pageLabel = null;
this.rotation = 0;
this.scale = options.scale || _ui_utils.DEFAULT_SCALE;
this.viewport = defaultViewport;
this.pdfPageRotate = defaultViewport.rotation;
this.hasRestrictedScaling = false;
this.textLayerMode = Number.isInteger(options.textLayerMode) ? options.textLayerMode : _ui_utils.TextLayerMode.ENABLE;
this.imageResourcesPath = options.imageResourcesPath || "";
this.renderInteractiveForms = options.renderInteractiveForms || false;
this.useOnlyCssZoom = options.useOnlyCssZoom || false;
this.maxCanvasPixels = options.maxCanvasPixels || MAX_CANVAS_PIXELS;
this.eventBus = options.eventBus;
this.renderingQueue = options.renderingQueue;
this.textLayerFactory = options.textLayerFactory;
this.annotationLayerFactory = options.annotationLayerFactory;
this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
this.enableWebGL = options.enableWebGL || false;
this.l10n = options.l10n || _ui_utils.NullL10n;
this.paintTask = null;
this.paintedViewportMap = new WeakMap();
this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
this.resume = null;
this.error = null;
this.annotationLayer = null;
this.textLayer = null;
this.zoomLayer = null;
var div = document.createElement("div");
div.className = "page";
div.style.width = Math.floor(this.viewport.width) + "px";
div.style.height = Math.floor(this.viewport.height) + "px";
div.setAttribute("data-page-number", this.id);
this.div = div;
container.appendChild(div);
}
_createClass(PDFPageView, [{
key: "setPdfPage",
value: function setPdfPage(pdfPage) {
this.pdfPage = pdfPage;
this.pdfPageRotate = pdfPage.rotate;
var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
this.viewport = pdfPage.getViewport({
scale: this.scale * _ui_utils.CSS_UNITS,
rotation: totalRotation
});
this.stats = pdfPage.stats;
this.reset();
}
}, {
key: "destroy",
value: function destroy() {
this.reset();
if (this.pdfPage) {
this.pdfPage.cleanup();
}
}
}, {
key: "_resetZoomLayer",
value: function _resetZoomLayer() {
var removeFromDOM = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
if (!this.zoomLayer) {
return;
}
var zoomLayerCanvas = this.zoomLayer.firstChild;
this.paintedViewportMap["delete"](zoomLayerCanvas);
zoomLayerCanvas.width = 0;
zoomLayerCanvas.height = 0;
if (removeFromDOM) {
this.zoomLayer.remove();
}
this.zoomLayer = null;
}
}, {
key: "reset",
value: function reset() {
var keepZoomLayer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
var keepAnnotations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
this.cancelRendering(keepAnnotations);
this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
var div = this.div;
div.style.width = Math.floor(this.viewport.width) + "px";
div.style.height = Math.floor(this.viewport.height) + "px";
var childNodes = div.childNodes;
var currentZoomLayerNode = keepZoomLayer && this.zoomLayer || null;
var currentAnnotationNode = keepAnnotations && this.annotationLayer && this.annotationLayer.div || null;
for (var i = childNodes.length - 1; i >= 0; i--) {
var node = childNodes[i];
if (currentZoomLayerNode === node || currentAnnotationNode === node) {
continue;
}
div.removeChild(node);
}
div.removeAttribute("data-loaded");
if (currentAnnotationNode) {
this.annotationLayer.hide();
} else if (this.annotationLayer) {
this.annotationLayer.cancel();
this.annotationLayer = null;
}
if (!currentZoomLayerNode) {
if (this.canvas) {
this.paintedViewportMap["delete"](this.canvas);
this.canvas.width = 0;
this.canvas.height = 0;
delete this.canvas;
}
this._resetZoomLayer();
}
if (this.svg) {
this.paintedViewportMap["delete"](this.svg);
delete this.svg;
}
this.loadingIconDiv = document.createElement("div");
this.loadingIconDiv.className = "loadingIcon";
div.appendChild(this.loadingIconDiv);
}
}, {
key: "update",
value: function update(scale, rotation) {
this.scale = scale || this.scale;
if (typeof rotation !== "undefined") {
this.rotation = rotation;
}
var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
this.viewport = this.viewport.clone({
scale: this.scale * _ui_utils.CSS_UNITS,
rotation: totalRotation
});
if (this.svg) {
this.cssTransform(this.svg, true);
this.eventBus.dispatch("pagerendered", {
source: this,
pageNumber: this.id,
cssTransform: true,
timestamp: performance.now()
});
return;
}
var isScalingRestricted = false;
if (this.canvas && this.maxCanvasPixels > 0) {
var outputScale = this.outputScale;
if ((Math.floor(this.viewport.width) * outputScale.sx | 0) * (Math.floor(this.viewport.height) * outputScale.sy | 0) > this.maxCanvasPixels) {
isScalingRestricted = true;
}
}
if (this.canvas) {
if (this.useOnlyCssZoom || this.hasRestrictedScaling && isScalingRestricted) {
this.cssTransform(this.canvas, true);
this.eventBus.dispatch("pagerendered", {
source: this,
pageNumber: this.id,
cssTransform: true,
timestamp: performance.now()
});
return;
}
if (!this.zoomLayer && !this.canvas.hasAttribute("hidden")) {
this.zoomLayer = this.canvas.parentNode;
this.zoomLayer.style.position = "absolute";
}
}
if (this.zoomLayer) {
this.cssTransform(this.zoomLayer.firstChild);
}
this.reset(true, true);
}
}, {
key: "cancelRendering",
value: function cancelRendering() {
var keepAnnotations = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
if (this.paintTask) {
this.paintTask.cancel();
this.paintTask = null;
}
this.resume = null;
if (this.textLayer) {
this.textLayer.cancel();
this.textLayer = null;
}
if (!keepAnnotations && this.annotationLayer) {
this.annotationLayer.cancel();
this.annotationLayer = null;
}
}
}, {
key: "cssTransform",
value: function cssTransform(target) {
var redrawAnnotations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var width = this.viewport.width;
var height = this.viewport.height;
var div = this.div;
target.style.width = target.parentNode.style.width = div.style.width = Math.floor(width) + "px";
target.style.height = target.parentNode.style.height = div.style.height = Math.floor(height) + "px";
var relativeRotation = this.viewport.rotation - this.paintedViewportMap.get(target).rotation;
var absRotation = Math.abs(relativeRotation);
var scaleX = 1,
scaleY = 1;
if (absRotation === 90 || absRotation === 270) {
scaleX = height / width;
scaleY = width / height;
}
var cssTransform = "rotate(" + relativeRotation + "deg) " + "scale(" + scaleX + "," + scaleY + ")";
target.style.transform = cssTransform;
if (this.textLayer) {
var textLayerViewport = this.textLayer.viewport;
var textRelativeRotation = this.viewport.rotation - textLayerViewport.rotation;
var textAbsRotation = Math.abs(textRelativeRotation);
var scale = width / textLayerViewport.width;
if (textAbsRotation === 90 || textAbsRotation === 270) {
scale = width / textLayerViewport.height;
}
var textLayerDiv = this.textLayer.textLayerDiv;
var transX, transY;
switch (textAbsRotation) {
case 0:
transX = transY = 0;
break;
case 90:
transX = 0;
transY = "-" + textLayerDiv.style.height;
break;
case 180:
transX = "-" + textLayerDiv.style.width;
transY = "-" + textLayerDiv.style.height;
break;
case 270:
transX = "-" + textLayerDiv.style.width;
transY = 0;
break;
default:
console.error("Bad rotation value.");
break;
}
textLayerDiv.style.transform = "rotate(" + textAbsRotation + "deg) " + "scale(" + scale + ", " + scale + ") " + "translate(" + transX + ", " + transY + ")";
textLayerDiv.style.transformOrigin = "0% 0%";
}
if (redrawAnnotations && this.annotationLayer) {
this.annotationLayer.render(this.viewport, "display");
}
}
}, {
key: "getPagePoint",
value: function getPagePoint(x, y) {
return this.viewport.convertToPdfPoint(x, y);
}
}, {
key: "draw",
value: function draw() {
var _this = this;
if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
console.error("Must be in new state before drawing");
this.reset();
}
var div = this.div,
pdfPage = this.pdfPage;
if (!pdfPage) {
this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
if (this.loadingIconDiv) {
div.removeChild(this.loadingIconDiv);
delete this.loadingIconDiv;
}
return Promise.reject(new Error("pdfPage is not loaded"));
}
this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
var canvasWrapper = document.createElement("div");
canvasWrapper.style.width = div.style.width;
canvasWrapper.style.height = div.style.height;
canvasWrapper.classList.add("canvasWrapper");
if (this.annotationLayer && this.annotationLayer.div) {
div.insertBefore(canvasWrapper, this.annotationLayer.div);
} else {
div.appendChild(canvasWrapper);
}
var textLayer = null;
if (this.textLayerMode !== _ui_utils.TextLayerMode.DISABLE && this.textLayerFactory) {
var textLayerDiv = document.createElement("div");
textLayerDiv.className = "textLayer";
textLayerDiv.style.width = canvasWrapper.style.width;
textLayerDiv.style.height = canvasWrapper.style.height;
if (this.annotationLayer && this.annotationLayer.div) {
div.insertBefore(textLayerDiv, this.annotationLayer.div);
} else {
div.appendChild(textLayerDiv);
}
textLayer = this.textLayerFactory.createTextLayerBuilder(textLayerDiv, this.id - 1, this.viewport, this.textLayerMode === _ui_utils.TextLayerMode.ENABLE_ENHANCE, this.eventBus);
}
this.textLayer = textLayer;
var renderContinueCallback = null;
if (this.renderingQueue) {
renderContinueCallback = function renderContinueCallback(cont) {
if (!_this.renderingQueue.isHighestPriority(_this)) {
_this.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED;
_this.resume = function () {
_this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
cont();
};
return;
}
cont();
};
}
var finishPaintTask = /*#__PURE__*/function () {
var _ref = _asyncToGenerator( /*#__PURE__*/_regenerator["default"].mark(function _callee(error) {
return _regenerator["default"].wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
if (paintTask === _this.paintTask) {
_this.paintTask = null;
}
if (!(error instanceof _pdfjsLib.RenderingCancelledException)) {
_context.next = 4;
break;
}
_this.error = null;
return _context.abrupt("return");
case 4:
_this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
if (_this.loadingIconDiv) {
div.removeChild(_this.loadingIconDiv);
delete _this.loadingIconDiv;
}
_this._resetZoomLayer(true);
_this.error = error;
_this.stats = pdfPage.stats;
_this.eventBus.dispatch("pagerendered", {
source: _this,
pageNumber: _this.id,
cssTransform: false,
timestamp: performance.now()
});
if (!error) {
_context.next = 12;
break;
}
throw error;
case 12:
case "end":
return _context.stop();
}
}
}, _callee);
}));
return function finishPaintTask(_x) {
return _ref.apply(this, arguments);
};
}();
var paintTask = this.renderer === _ui_utils.RendererType.SVG ? this.paintOnSvg(canvasWrapper) : this.paintOnCanvas(canvasWrapper);
paintTask.onRenderContinue = renderContinueCallback;
this.paintTask = paintTask;
var resultPromise = paintTask.promise.then(function () {
return finishPaintTask(null).then(function () {
if (textLayer) {
var readableStream = pdfPage.streamTextContent({
normalizeWhitespace: true
});
textLayer.setTextContentStream(readableStream);
textLayer.render();
}
});
}, function (reason) {
return finishPaintTask(reason);
});
if (this.annotationLayerFactory) {
if (!this.annotationLayer) {
this.annotationLayer = this.annotationLayerFactory.createAnnotationLayerBuilder(div, pdfPage, this.imageResourcesPath, this.renderInteractiveForms, this.l10n);
}
this.annotationLayer.render(this.viewport, "display");
}
div.setAttribute("data-loaded", true);
this.eventBus.dispatch("pagerender", {
source: this,
pageNumber: this.id
});
return resultPromise;
}
}, {
key: "paintOnCanvas",
value: function paintOnCanvas(canvasWrapper) {
var renderCapability = (0, _pdfjsLib.createPromiseCapability)();
var result = {
promise: renderCapability.promise,
onRenderContinue: function onRenderContinue(cont) {
cont();
},
cancel: function cancel() {
renderTask.cancel();
}
};
var viewport = this.viewport;
var canvas = document.createElement("canvas");
this.l10n.get("page_canvas", {
page: this.id
}, "Page {{page}}").then(function (msg) {
canvas.setAttribute("aria-label", msg);
});
canvas.setAttribute("hidden", "hidden");
var isCanvasHidden = true;
var showCanvas = function showCanvas() {
if (isCanvasHidden) {
canvas.removeAttribute("hidden");
isCanvasHidden = false;
}
};
canvasWrapper.appendChild(canvas);
this.canvas = canvas;
canvas.mozOpaque = true;
var ctx = canvas.getContext("2d", {
alpha: false
});
var outputScale = (0, _ui_utils.getOutputScale)(ctx);
this.outputScale = outputScale;
if (this.useOnlyCssZoom) {
var actualSizeViewport = viewport.clone({
scale: _ui_utils.CSS_UNITS
});
outputScale.sx *= actualSizeViewport.width / viewport.width;
outputScale.sy *= actualSizeViewport.height / viewport.height;
outputScale.scaled = true;
}
if (this.maxCanvasPixels > 0) {
var pixelsInViewport = viewport.width * viewport.height;
var maxScale = Math.sqrt(this.maxCanvasPixels / pixelsInViewport);
if (outputScale.sx > maxScale || outputScale.sy > maxScale) {
outputScale.sx = maxScale;
outputScale.sy = maxScale;
outputScale.scaled = true;
this.hasRestrictedScaling = true;
} else {
this.hasRestrictedScaling = false;
}
}
var sfx = (0, _ui_utils.approximateFraction)(outputScale.sx);
var sfy = (0, _ui_utils.approximateFraction)(outputScale.sy);
canvas.width = (0, _ui_utils.roundToDivide)(viewport.width * outputScale.sx, sfx[0]);
canvas.height = (0, _ui_utils.roundToDivide)(viewport.height * outputScale.sy, sfy[0]);
canvas.style.width = (0, _ui_utils.roundToDivide)(viewport.width, sfx[1]) + "px";
canvas.style.height = (0, _ui_utils.roundToDivide)(viewport.height, sfy[1]) + "px";
this.paintedViewportMap.set(canvas, viewport);
var transform = !outputScale.scaled ? null : [outputScale.sx, 0, 0, outputScale.sy, 0, 0];
var renderContext = {
canvasContext: ctx,
transform: transform,
viewport: this.viewport,
enableWebGL: this.enableWebGL,
renderInteractiveForms: this.renderInteractiveForms
};
var renderTask = this.pdfPage.render(renderContext);
renderTask.onContinue = function (cont) {
showCanvas();
if (result.onRenderContinue) {
result.onRenderContinue(cont);
} else {
cont();
}
};
renderTask.promise.then(function () {
showCanvas();
renderCapability.resolve(undefined);
}, function (error) {
showCanvas();
renderCapability.reject(error);
});
return result;
}
}, {
key: "paintOnSvg",
value: function paintOnSvg(wrapper) {
var _this2 = this;
var cancelled = false;
var ensureNotCancelled = function ensureNotCancelled() {
if (cancelled) {
throw new _pdfjsLib.RenderingCancelledException("Rendering cancelled, page ".concat(_this2.id), "svg");
}
};
var pdfPage = this.pdfPage;
var actualSizeViewport = this.viewport.clone({
scale: _ui_utils.CSS_UNITS
});
var promise = pdfPage.getOperatorList().then(function (opList) {
ensureNotCancelled();
var svgGfx = new _pdfjsLib.SVGGraphics(pdfPage.commonObjs, pdfPage.objs);
return svgGfx.getSVG(opList, actualSizeViewport).then(function (svg) {
ensureNotCancelled();
_this2.svg = svg;
_this2.paintedViewportMap.set(svg, actualSizeViewport);
svg.style.width = wrapper.style.width;
svg.style.height = wrapper.style.height;
_this2.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
wrapper.appendChild(svg);
});
});
return {
promise: promise,
onRenderContinue: function onRenderContinue(cont) {
cont();
},
cancel: function cancel() {
cancelled = true;
}
};
}
}, {
key: "setPageLabel",
value: function setPageLabel(label) {
this.pageLabel = typeof label === "string" ? label : null;
if (this.pageLabel !== null) {
this.div.setAttribute("data-page-label", this.pageLabel);
} else {
this.div.removeAttribute("data-page-label");
}
}
}, {
key: "width",
get: function get() {
return this.viewport.width;
}
}, {
key: "height",
get: function get() {
return this.viewport.height;
}
}]);
return PDFPageView;
}();
exports.PDFPageView = PDFPageView;
/***/ }),
/* 16 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.PDFRenderingQueue = exports.RenderingStates = void 0;
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var CLEANUP_TIMEOUT = 30000;
var RenderingStates = {
INITIAL: 0,
RUNNING: 1,
PAUSED: 2,
FINISHED: 3
};
exports.RenderingStates = RenderingStates;
var PDFRenderingQueue = /*#__PURE__*/function () {
function PDFRenderingQueue() {
_classCallCheck(this, PDFRenderingQueue);
this.pdfViewer = null;
this.pdfThumbnailViewer = null;
this.onIdle = null;
this.highestPriorityPage = null;
this.idleTimeout = null;
this.printing = false;
this.isThumbnailViewEnabled = false;
}
_createClass(PDFRenderingQueue, [{
key: "setViewer",
value: function setViewer(pdfViewer) {
this.pdfViewer = pdfViewer;
}
}, {
key: "setThumbnailViewer",
value: function setThumbnailViewer(pdfThumbnailViewer) {
this.pdfThumbnailViewer = pdfThumbnailViewer;
}
}, {
key: "isHighestPriority",
value: function isHighestPriority(view) {
return this.highestPriorityPage === view.renderingId;
}
}, {
key: "renderHighestPriority",
value: function renderHighestPriority(currentlyVisiblePages) {
if (this.idleTimeout) {
clearTimeout(this.idleTimeout);
this.idleTimeout = null;
}
if (this.pdfViewer.forceRendering(currentlyVisiblePages)) {
return;
}
if (this.pdfThumbnailViewer && this.isThumbnailViewEnabled) {
if (this.pdfThumbnailViewer.forceRendering()) {
return;
}
}
if (this.printing) {
return;
}
if (this.onIdle) {
this.idleTimeout = setTimeout(this.onIdle.bind(this), CLEANUP_TIMEOUT);
}
}
}, {
key: "getHighestPriority",
value: function getHighestPriority(visible, views, scrolledDown) {
var visibleViews = visible.views;
var numVisible = visibleViews.length;
if (numVisible === 0) {
return null;
}
for (var i = 0; i < numVisible; ++i) {
var view = visibleViews[i].view;
if (!this.isViewFinished(view)) {
return view;
}
}
if (scrolledDown) {
var nextPageIndex = visible.last.id;
if (views[nextPageIndex] && !this.isViewFinished(views[nextPageIndex])) {
return views[nextPageIndex];
}
} else {
var previousPageIndex = visible.first.id - 2;
if (views[previousPageIndex] && !this.isViewFinished(views[previousPageIndex])) {
return views[previousPageIndex];
}
}
return null;
}
}, {
key: "isViewFinished",
value: function isViewFinished(view) {
return view.renderingState === RenderingStates.FINISHED;
}
}, {
key: "renderView",
value: function renderView(view) {
var _this = this;
switch (view.renderingState) {
case RenderingStates.FINISHED:
return false;
case RenderingStates.PAUSED:
this.highestPriorityPage = view.renderingId;
view.resume();
break;
case RenderingStates.RUNNING:
this.highestPriorityPage = view.renderingId;
break;
case RenderingStates.INITIAL:
this.highestPriorityPage = view.renderingId;
view.draw()["finally"](function () {
_this.renderHighestPriority();
})["catch"](function (reason) {
console.error("renderView: \"".concat(reason, "\""));
});
break;
}
return true;
}
}]);
return PDFRenderingQueue;
}();
exports.PDFRenderingQueue = PDFRenderingQueue;
/***/ }),
/* 17 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
var compatibilityParams = Object.create(null);
{
var userAgent = typeof navigator !== "undefined" && navigator.userAgent || "";
var platform = typeof navigator !== "undefined" && navigator.platform || "";
var maxTouchPoints = typeof navigator !== "undefined" && navigator.maxTouchPoints || 1;
var isAndroid = /Android/.test(userAgent);
var isIOS = /\b(iPad|iPhone|iPod)(?=;)/.test(userAgent) || platform === "MacIntel" && maxTouchPoints > 1;
(function checkCanvasSizeLimitation() {
if (isIOS || isAndroid) {
compatibilityParams.maxCanvasPixels = 5242880;
}
})();
}
exports.viewerCompatibilityParams = Object.freeze(compatibilityParams);
/***/ }),
/* 18 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.PDFSinglePageViewer = void 0;
var _base_viewer = __w_pdfjs_require__(19);
var _pdfjsLib = __w_pdfjs_require__(2);
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
function _createSuper(Derived) { return function () { var Super = _getPrototypeOf(Derived), result; if (_isNativeReflectConstruct()) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
var PDFSinglePageViewer = /*#__PURE__*/function (_BaseViewer) {
_inherits(PDFSinglePageViewer, _BaseViewer);
var _super = _createSuper(PDFSinglePageViewer);
function PDFSinglePageViewer(options) {
var _this;
_classCallCheck(this, PDFSinglePageViewer);
_this = _super.call(this, options);
_this.eventBus._on("pagesinit", function (evt) {
_this._ensurePageViewVisible();
});
return _this;
}
_createClass(PDFSinglePageViewer, [{
key: "_resetView",
value: function _resetView() {
_get(_getPrototypeOf(PDFSinglePageViewer.prototype), "_resetView", this).call(this);
this._previousPageNumber = 1;
this._shadowViewer = document.createDocumentFragment();
this._updateScrollDown = null;
}
}, {
key: "_ensurePageViewVisible",
value: function _ensurePageViewVisible() {
var pageView = this._pages[this._currentPageNumber - 1];
var previousPageView = this._pages[this._previousPageNumber - 1];
var viewerNodes = this.viewer.childNodes;
switch (viewerNodes.length) {
case 0:
this.viewer.appendChild(pageView.div);
break;
case 1:
if (viewerNodes[0] !== previousPageView.div) {
throw new Error("_ensurePageViewVisible: Unexpected previously visible page.");
}
if (pageView === previousPageView) {
break;
}
this._shadowViewer.appendChild(previousPageView.div);
this.viewer.appendChild(pageView.div);
this.container.scrollTop = 0;
break;
default:
throw new Error("_ensurePageViewVisible: Only one page should be visible at a time.");
}
this._previousPageNumber = this._currentPageNumber;
}
}, {
key: "_scrollUpdate",
value: function _scrollUpdate() {
if (this._updateScrollDown) {
this._updateScrollDown();
}
_get(_getPrototypeOf(PDFSinglePageViewer.prototype), "_scrollUpdate", this).call(this);
}
}, {
key: "_scrollIntoView",
value: function _scrollIntoView(_ref) {
var _this2 = this;
var pageDiv = _ref.pageDiv,
_ref$pageSpot = _ref.pageSpot,
pageSpot = _ref$pageSpot === void 0 ? null : _ref$pageSpot,
_ref$pageNumber = _ref.pageNumber,
pageNumber = _ref$pageNumber === void 0 ? null : _ref$pageNumber;
if (pageNumber) {
this._setCurrentPageNumber(pageNumber);
}
var scrolledDown = this._currentPageNumber >= this._previousPageNumber;
this._ensurePageViewVisible();
this.update();
_get(_getPrototypeOf(PDFSinglePageViewer.prototype), "_scrollIntoView", this).call(this, {
pageDiv: pageDiv,
pageSpot: pageSpot,
pageNumber: pageNumber
});
this._updateScrollDown = function () {
_this2.scroll.down = scrolledDown;
_this2._updateScrollDown = null;
};
}
}, {
key: "_getVisiblePages",
value: function _getVisiblePages() {
return this._getCurrentVisiblePage();
}
}, {
key: "_updateHelper",
value: function _updateHelper(visiblePages) {}
}, {
key: "_updateScrollMode",
value: function _updateScrollMode() {}
}, {
key: "_updateSpreadMode",
value: function _updateSpreadMode() {}
}, {
key: "_viewerElement",
get: function get() {
return (0, _pdfjsLib.shadow)(this, "_viewerElement", this._shadowViewer);
}
}, {
key: "_isScrollModeHorizontal",
get: function get() {
return (0, _pdfjsLib.shadow)(this, "_isScrollModeHorizontal", false);
}
}]);
return PDFSinglePageViewer;
}(_base_viewer.BaseViewer);
exports.PDFSinglePageViewer = PDFSinglePageViewer;
/***/ }),
/* 19 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.BaseViewer = void 0;
var _ui_utils = __w_pdfjs_require__(3);
var _pdf_rendering_queue = __w_pdfjs_require__(16);
var _annotation_layer_builder = __w_pdfjs_require__(1);
var _pdfjsLib = __w_pdfjs_require__(2);
var _pdf_page_view = __w_pdfjs_require__(15);
var _pdf_link_service = __w_pdfjs_require__(7);
var _text_layer_builder = __w_pdfjs_require__(8);
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
var DEFAULT_CACHE_SIZE = 10;
function PDFPageViewBuffer(size) {
var data = [];
this.push = function (view) {
var i = data.indexOf(view);
if (i >= 0) {
data.splice(i, 1);
}
data.push(view);
if (data.length > size) {
data.shift().destroy();
}
};
this.resize = function (newSize, pagesToKeep) {
size = newSize;
if (pagesToKeep) {
var pageIdsToKeep = new Set();
for (var i = 0, iMax = pagesToKeep.length; i < iMax; ++i) {
pageIdsToKeep.add(pagesToKeep[i].id);
}
(0, _ui_utils.moveToEndOfArray)(data, function (page) {
return pageIdsToKeep.has(page.id);
});
}
while (data.length > size) {
data.shift().destroy();
}
};
}
function isSameScale(oldScale, newScale) {
if (newScale === oldScale) {
return true;
}
if (Math.abs(newScale - oldScale) < 1e-15) {
return true;
}
return false;
}
var BaseViewer = /*#__PURE__*/function () {
function BaseViewer(options) {
var _this = this;
_classCallCheck(this, BaseViewer);
if (this.constructor === BaseViewer) {
throw new Error("Cannot initialize BaseViewer.");
}
this._name = this.constructor.name;
this.container = options.container;
this.viewer = options.viewer || options.container.firstElementChild;
this.eventBus = options.eventBus;
this.linkService = options.linkService || new _pdf_link_service.SimpleLinkService();
this.downloadManager = options.downloadManager || null;
this.findController = options.findController || null;
this.removePageBorders = options.removePageBorders || false;
this.textLayerMode = Number.isInteger(options.textLayerMode) ? options.textLayerMode : _ui_utils.TextLayerMode.ENABLE;
this.imageResourcesPath = options.imageResourcesPath || "";
this.renderInteractiveForms = options.renderInteractiveForms || false;
this.enablePrintAutoRotate = options.enablePrintAutoRotate || false;
this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
this.enableWebGL = options.enableWebGL || false;
this.useOnlyCssZoom = options.useOnlyCssZoom || false;
this.maxCanvasPixels = options.maxCanvasPixels;
this.l10n = options.l10n || _ui_utils.NullL10n;
this.defaultRenderingQueue = !options.renderingQueue;
if (this.defaultRenderingQueue) {
this.renderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
this.renderingQueue.setViewer(this);
} else {
this.renderingQueue = options.renderingQueue;
}
this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdate.bind(this));
this.presentationModeState = _ui_utils.PresentationModeState.UNKNOWN;
this._onBeforeDraw = this._onAfterDraw = null;
this._resetView();
if (this.removePageBorders) {
this.viewer.classList.add("removePageBorders");
}
Promise.resolve().then(function () {
_this.eventBus.dispatch("baseviewerinit", {
source: _this
});
});
}
_createClass(BaseViewer, [{
key: "getPageView",
value: function getPageView(index) {
return this._pages[index];
}
}, {
key: "_setCurrentPageNumber",
value: function _setCurrentPageNumber(val) {
var resetCurrentPageView = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
if (this._currentPageNumber === val) {
if (resetCurrentPageView) {
this._resetCurrentPageView();
}
return true;
}
if (!(0 < val && val <= this.pagesCount)) {
return false;
}
this._currentPageNumber = val;
this.eventBus.dispatch("pagechanging", {
source: this,
pageNumber: val,
pageLabel: this._pageLabels && this._pageLabels[val - 1]
});
if (resetCurrentPageView) {
this._resetCurrentPageView();
}
return true;
}
}, {
key: "_onePageRenderedOrForceFetch",
value: function _onePageRenderedOrForceFetch() {
if (!this.container.offsetParent || this._getVisiblePages().views.length === 0) {
return Promise.resolve();
}
return this._onePageRenderedCapability.promise;
}
}, {
key: "setDocument",
value: function setDocument(pdfDocument) {
var _this2 = this;
if (this.pdfDocument) {
this._cancelRendering();
this._resetView();
if (this.findController) {
this.findController.setDocument(null);
}
}
this.pdfDocument = pdfDocument;
if (!pdfDocument) {
return;
}
var pagesCount = pdfDocument.numPages;
var firstPagePromise = pdfDocument.getPage(1);
this._pagesCapability.promise.then(function () {
_this2.eventBus.dispatch("pagesloaded", {
source: _this2,
pagesCount: pagesCount
});
});
this._onBeforeDraw = function (evt) {
var pageView = _this2._pages[evt.pageNumber - 1];
if (!pageView) {
return;
}
_this2._buffer.push(pageView);
};
this.eventBus._on("pagerender", this._onBeforeDraw);
this._onAfterDraw = function (evt) {
if (evt.cssTransform || _this2._onePageRenderedCapability.settled) {
return;
}
_this2._onePageRenderedCapability.resolve();
_this2.eventBus._off("pagerendered", _this2._onAfterDraw);
_this2._onAfterDraw = null;
};
this.eventBus._on("pagerendered", this._onAfterDraw);
firstPagePromise.then(function (firstPdfPage) {
_this2._firstPageCapability.resolve(firstPdfPage);
var scale = _this2.currentScale;
var viewport = firstPdfPage.getViewport({
scale: scale * _ui_utils.CSS_UNITS
});
var textLayerFactory = _this2.textLayerMode !== _ui_utils.TextLayerMode.DISABLE ? _this2 : null;
for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
var pageView = new _pdf_page_view.PDFPageView({
container: _this2._viewerElement,
eventBus: _this2.eventBus,
id: pageNum,
scale: scale,
defaultViewport: viewport.clone(),
renderingQueue: _this2.renderingQueue,
textLayerFactory: textLayerFactory,
textLayerMode: _this2.textLayerMode,
annotationLayerFactory: _this2,
imageResourcesPath: _this2.imageResourcesPath,
renderInteractiveForms: _this2.renderInteractiveForms,
renderer: _this2.renderer,
enableWebGL: _this2.enableWebGL,
useOnlyCssZoom: _this2.useOnlyCssZoom,
maxCanvasPixels: _this2.maxCanvasPixels,
l10n: _this2.l10n
});
_this2._pages.push(pageView);
}
var firstPageView = _this2._pages[0];
if (firstPageView) {
firstPageView.setPdfPage(firstPdfPage);
_this2.linkService.cachePageRef(1, firstPdfPage.ref);
}
if (_this2._spreadMode !== _ui_utils.SpreadMode.NONE) {
_this2._updateSpreadMode();
}
_this2._onePageRenderedOrForceFetch().then(function () {
if (_this2.findController) {
_this2.findController.setDocument(pdfDocument);
}
if (pdfDocument.loadingParams["disableAutoFetch"] || pagesCount > 7500) {
_this2._pagesCapability.resolve();
return;
}
var getPagesLeft = pagesCount - 1;
if (getPagesLeft <= 0) {
_this2._pagesCapability.resolve();
return;
}
var _loop = function _loop(_pageNum) {
pdfDocument.getPage(_pageNum).then(function (pdfPage) {
var pageView = _this2._pages[_pageNum - 1];
if (!pageView.pdfPage) {
pageView.setPdfPage(pdfPage);
}
_this2.linkService.cachePageRef(_pageNum, pdfPage.ref);
if (--getPagesLeft === 0) {
_this2._pagesCapability.resolve();
}
}, function (reason) {
console.error("Unable to get page ".concat(_pageNum, " to initialize viewer"), reason);
if (--getPagesLeft === 0) {
_this2._pagesCapability.resolve();
}
});
};
for (var _pageNum = 2; _pageNum <= pagesCount; ++_pageNum) {
_loop(_pageNum);
}
});
_this2.eventBus.dispatch("pagesinit", {
source: _this2
});
if (_this2.defaultRenderingQueue) {
_this2.update();
}
})["catch"](function (reason) {
console.error("Unable to initialize viewer", reason);
});
}
}, {
key: "setPageLabels",
value: function setPageLabels(labels) {
if (!this.pdfDocument) {
return;
}
if (!labels) {
this._pageLabels = null;
} else if (!(Array.isArray(labels) && this.pdfDocument.numPages === labels.length)) {
this._pageLabels = null;
console.error("".concat(this._name, ".setPageLabels: Invalid page labels."));
} else {
this._pageLabels = labels;
}
for (var i = 0, ii = this._pages.length; i < ii; i++) {
var pageView = this._pages[i];
var label = this._pageLabels && this._pageLabels[i];
pageView.setPageLabel(label);
}
}
}, {
key: "_resetView",
value: function _resetView() {
this._pages = [];
this._currentPageNumber = 1;
this._currentScale = _ui_utils.UNKNOWN_SCALE;
this._currentScaleValue = null;
this._pageLabels = null;
this._buffer = new PDFPageViewBuffer(DEFAULT_CACHE_SIZE);
this._location = null;
this._pagesRotation = 0;
this._pagesRequests = new WeakMap();
this._firstPageCapability = (0, _pdfjsLib.createPromiseCapability)();
this._onePageRenderedCapability = (0, _pdfjsLib.createPromiseCapability)();
this._pagesCapability = (0, _pdfjsLib.createPromiseCapability)();
this._scrollMode = _ui_utils.ScrollMode.VERTICAL;
this._spreadMode = _ui_utils.SpreadMode.NONE;
if (this._onBeforeDraw) {
this.eventBus._off("pagerender", this._onBeforeDraw);
this._onBeforeDraw = null;
}
if (this._onAfterDraw) {
this.eventBus._off("pagerendered", this._onAfterDraw);
this._onAfterDraw = null;
}
this.viewer.textContent = "";
this._updateScrollMode();
}
}, {
key: "_scrollUpdate",
value: function _scrollUpdate() {
if (this.pagesCount === 0) {
return;
}
this.update();
}
}, {
key: "_scrollIntoView",
value: function _scrollIntoView(_ref) {
var pageDiv = _ref.pageDiv,
_ref$pageSpot = _ref.pageSpot,
pageSpot = _ref$pageSpot === void 0 ? null : _ref$pageSpot,
_ref$pageNumber = _ref.pageNumber,
pageNumber = _ref$pageNumber === void 0 ? null : _ref$pageNumber;
(0, _ui_utils.scrollIntoView)(pageDiv, pageSpot);
}
}, {
key: "_setScaleUpdatePages",
value: function _setScaleUpdatePages(newScale, newValue) {
var noScroll = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
var preset = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
this._currentScaleValue = newValue.toString();
if (isSameScale(this._currentScale, newScale)) {
if (preset) {
this.eventBus.dispatch("scalechanging", {
source: this,
scale: newScale,
presetValue: newValue
});
}
return;
}
for (var i = 0, ii = this._pages.length; i < ii; i++) {
this._pages[i].update(newScale);
}
this._currentScale = newScale;
if (!noScroll) {
var page = this._currentPageNumber,
dest;
if (this._location && !(this.isInPresentationMode || this.isChangingPresentationMode)) {
page = this._location.pageNumber;
dest = [null, {
name: "XYZ"
}, this._location.left, this._location.top, null];
}
this.scrollPageIntoView({
pageNumber: page,
destArray: dest,
allowNegativeOffset: true
});
}
this.eventBus.dispatch("scalechanging", {
source: this,
scale: newScale,
presetValue: preset ? newValue : undefined
});
if (this.defaultRenderingQueue) {
this.update();
}
}
}, {
key: "_setScale",
value: function _setScale(value) {
var noScroll = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var scale = parseFloat(value);
if (scale > 0) {
this._setScaleUpdatePages(scale, value, noScroll, false);
} else {
var currentPage = this._pages[this._currentPageNumber - 1];
if (!currentPage) {
return;
}
var noPadding = this.isInPresentationMode || this.removePageBorders;
var hPadding = noPadding ? 0 : _ui_utils.SCROLLBAR_PADDING;
var vPadding = noPadding ? 0 : _ui_utils.VERTICAL_PADDING;
if (!noPadding && this._isScrollModeHorizontal) {
var _ref2 = [vPadding, hPadding];
hPadding = _ref2[0];
vPadding = _ref2[1];
}
var pageWidthScale = (this.container.clientWidth - hPadding) / currentPage.width * currentPage.scale;
var pageHeightScale = (this.container.clientHeight - vPadding) / currentPage.height * currentPage.scale;
switch (value) {
case "page-actual":
scale = 1;
break;
case "page-width":
scale = pageWidthScale;
break;
case "page-height":
scale = pageHeightScale;
break;
case "page-fit":
scale = Math.min(pageWidthScale, pageHeightScale);
break;
case "auto":
var horizontalScale = (0, _ui_utils.isPortraitOrientation)(currentPage) ? pageWidthScale : Math.min(pageHeightScale, pageWidthScale);
scale = Math.min(_ui_utils.MAX_AUTO_SCALE, horizontalScale);
break;
default:
console.error("".concat(this._name, "._setScale: \"").concat(value, "\" is an unknown zoom value."));
return;
}
this._setScaleUpdatePages(scale, value, noScroll, true);
}
}
}, {
key: "_resetCurrentPageView",
value: function _resetCurrentPageView() {
if (this.isInPresentationMode) {
this._setScale(this._currentScaleValue, true);
}
var pageView = this._pages[this._currentPageNumber - 1];
this._scrollIntoView({
pageDiv: pageView.div
});
}
}, {
key: "scrollPageIntoView",
value: function scrollPageIntoView(_ref3) {
var pageNumber = _ref3.pageNumber,
_ref3$destArray = _ref3.destArray,
destArray = _ref3$destArray === void 0 ? null : _ref3$destArray,
_ref3$allowNegativeOf = _ref3.allowNegativeOffset,
allowNegativeOffset = _ref3$allowNegativeOf === void 0 ? false : _ref3$allowNegativeOf,
_ref3$ignoreDestinati = _ref3.ignoreDestinationZoom,
ignoreDestinationZoom = _ref3$ignoreDestinati === void 0 ? false : _ref3$ignoreDestinati;
if (!this.pdfDocument) {
return;
}
var pageView = Number.isInteger(pageNumber) && this._pages[pageNumber - 1];
if (!pageView) {
console.error("".concat(this._name, ".scrollPageIntoView: ") + "\"".concat(pageNumber, "\" is not a valid pageNumber parameter."));
return;
}
if (this.isInPresentationMode || !destArray) {
this._setCurrentPageNumber(pageNumber, true);
return;
}
var x = 0,
y = 0;
var width = 0,
height = 0,
widthScale,
heightScale;
var changeOrientation = pageView.rotation % 180 !== 0;
var pageWidth = (changeOrientation ? pageView.height : pageView.width) / pageView.scale / _ui_utils.CSS_UNITS;
var pageHeight = (changeOrientation ? pageView.width : pageView.height) / pageView.scale / _ui_utils.CSS_UNITS;
var scale = 0;
switch (destArray[1].name) {
case "XYZ":
x = destArray[2];
y = destArray[3];
scale = destArray[4];
x = x !== null ? x : 0;
y = y !== null ? y : pageHeight;
break;
case "Fit":
case "FitB":
scale = "page-fit";
break;
case "FitH":
case "FitBH":
y = destArray[2];
scale = "page-width";
if (y === null && this._location) {
x = this._location.left;
y = this._location.top;
}
break;
case "FitV":
case "FitBV":
x = destArray[2];
width = pageWidth;
height = pageHeight;
scale = "page-height";
break;
case "FitR":
x = destArray[2];
y = destArray[3];
width = destArray[4] - x;
height = destArray[5] - y;
var hPadding = this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING;
var vPadding = this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING;
widthScale = (this.container.clientWidth - hPadding) / width / _ui_utils.CSS_UNITS;
heightScale = (this.container.clientHeight - vPadding) / height / _ui_utils.CSS_UNITS;
scale = Math.min(Math.abs(widthScale), Math.abs(heightScale));
break;
default:
console.error("".concat(this._name, ".scrollPageIntoView: ") + "\"".concat(destArray[1].name, "\" is not a valid destination type."));
return;
}
if (!ignoreDestinationZoom) {
if (scale && scale !== this._currentScale) {
this.currentScaleValue = scale;
} else if (this._currentScale === _ui_utils.UNKNOWN_SCALE) {
this.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
}
}
if (scale === "page-fit" && !destArray[4]) {
this._scrollIntoView({
pageDiv: pageView.div,
pageNumber: pageNumber
});
return;
}
var boundingRect = [pageView.viewport.convertToViewportPoint(x, y), pageView.viewport.convertToViewportPoint(x + width, y + height)];
var left = Math.min(boundingRect[0][0], boundingRect[1][0]);
var top = Math.min(boundingRect[0][1], boundingRect[1][1]);
if (!allowNegativeOffset) {
left = Math.max(left, 0);
top = Math.max(top, 0);
}
this._scrollIntoView({
pageDiv: pageView.div,
pageSpot: {
left: left,
top: top
},
pageNumber: pageNumber
});
}
}, {
key: "_updateLocation",
value: function _updateLocation(firstPage) {
var currentScale = this._currentScale;
var currentScaleValue = this._currentScaleValue;
var normalizedScaleValue = parseFloat(currentScaleValue) === currentScale ? Math.round(currentScale * 10000) / 100 : currentScaleValue;
var pageNumber = firstPage.id;
var pdfOpenParams = "#page=" + pageNumber;
pdfOpenParams += "&zoom=" + normalizedScaleValue;
var currentPageView = this._pages[pageNumber - 1];
var container = this.container;
var topLeft = currentPageView.getPagePoint(container.scrollLeft - firstPage.x, container.scrollTop - firstPage.y);
var intLeft = Math.round(topLeft[0]);
var intTop = Math.round(topLeft[1]);
pdfOpenParams += "," + intLeft + "," + intTop;
this._location = {
pageNumber: pageNumber,
scale: normalizedScaleValue,
top: intTop,
left: intLeft,
rotation: this._pagesRotation,
pdfOpenParams: pdfOpenParams
};
}
}, {
key: "_updateHelper",
value: function _updateHelper(visiblePages) {
throw new Error("Not implemented: _updateHelper");
}
}, {
key: "update",
value: function update() {
var visible = this._getVisiblePages();
var visiblePages = visible.views,
numVisiblePages = visiblePages.length;
if (numVisiblePages === 0) {
return;
}
var newCacheSize = Math.max(DEFAULT_CACHE_SIZE, 2 * numVisiblePages + 1);
this._buffer.resize(newCacheSize, visiblePages);
this.renderingQueue.renderHighestPriority(visible);
this._updateHelper(visiblePages);
this._updateLocation(visible.first);
this.eventBus.dispatch("updateviewarea", {
source: this,
location: this._location
});
}
}, {
key: "containsElement",
value: function containsElement(element) {
return this.container.contains(element);
}
}, {
key: "focus",
value: function focus() {
this.container.focus();
}
}, {
key: "_getCurrentVisiblePage",
value: function _getCurrentVisiblePage() {
if (!this.pagesCount) {
return {
views: []
};
}
var pageView = this._pages[this._currentPageNumber - 1];
var element = pageView.div;
var view = {
id: pageView.id,
x: element.offsetLeft + element.clientLeft,
y: element.offsetTop + element.clientTop,
view: pageView
};
return {
first: view,
last: view,
views: [view]
};
}
}, {
key: "_getVisiblePages",
value: function _getVisiblePages() {
return (0, _ui_utils.getVisibleElements)(this.container, this._pages, true, this._isScrollModeHorizontal);
}
}, {
key: "isPageVisible",
value: function isPageVisible(pageNumber) {
if (!this.pdfDocument) {
return false;
}
if (pageNumber < 1 || pageNumber > this.pagesCount) {
console.error("".concat(this._name, ".isPageVisible: \"").concat(pageNumber, "\" is out of bounds."));
return false;
}
return this._getVisiblePages().views.some(function (view) {
return view.id === pageNumber;
});
}
}, {
key: "cleanup",
value: function cleanup() {
for (var i = 0, ii = this._pages.length; i < ii; i++) {
if (this._pages[i] && this._pages[i].renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
this._pages[i].reset();
}
}
}
}, {
key: "_cancelRendering",
value: function _cancelRendering() {
for (var i = 0, ii = this._pages.length; i < ii; i++) {
if (this._pages[i]) {
this._pages[i].cancelRendering();
}
}
}
}, {
key: "_ensurePdfPageLoaded",
value: function _ensurePdfPageLoaded(pageView) {
var _this3 = this;
if (pageView.pdfPage) {
return Promise.resolve(pageView.pdfPage);
}
if (this._pagesRequests.has(pageView)) {
return this._pagesRequests.get(pageView);
}
var promise = this.pdfDocument.getPage(pageView.id).then(function (pdfPage) {
if (!pageView.pdfPage) {
pageView.setPdfPage(pdfPage);
}
_this3._pagesRequests["delete"](pageView);
return pdfPage;
})["catch"](function (reason) {
console.error("Unable to get page for page view", reason);
_this3._pagesRequests["delete"](pageView);
});
this._pagesRequests.set(pageView, promise);
return promise;
}
}, {
key: "forceRendering",
value: function forceRendering(currentlyVisiblePages) {
var _this4 = this;
var visiblePages = currentlyVisiblePages || this._getVisiblePages();
var scrollAhead = this._isScrollModeHorizontal ? this.scroll.right : this.scroll.down;
var pageView = this.renderingQueue.getHighestPriority(visiblePages, this._pages, scrollAhead);
if (pageView) {
this._ensurePdfPageLoaded(pageView).then(function () {
_this4.renderingQueue.renderView(pageView);
});
return true;
}
return false;
}
}, {
key: "createTextLayerBuilder",
value: function createTextLayerBuilder(textLayerDiv, pageIndex, viewport) {
var enhanceTextSelection = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
var eventBus = arguments.length > 4 ? arguments[4] : undefined;
return new _text_layer_builder.TextLayerBuilder({
textLayerDiv: textLayerDiv,
eventBus: eventBus,
pageIndex: pageIndex,
viewport: viewport,
findController: this.isInPresentationMode ? null : this.findController,
enhanceTextSelection: this.isInPresentationMode ? false : enhanceTextSelection
});
}
}, {
key: "createAnnotationLayerBuilder",
value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
var imageResourcesPath = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : "";
var renderInteractiveForms = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
var l10n = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : _ui_utils.NullL10n;
return new _annotation_layer_builder.AnnotationLayerBuilder({
pageDiv: pageDiv,
pdfPage: pdfPage,
imageResourcesPath: imageResourcesPath,
renderInteractiveForms: renderInteractiveForms,
linkService: this.linkService,
downloadManager: this.downloadManager,
l10n: l10n
});
}
}, {
key: "getPagesOverview",
value: function getPagesOverview() {
var pagesOverview = this._pages.map(function (pageView) {
var viewport = pageView.pdfPage.getViewport({
scale: 1
});
return {
width: viewport.width,
height: viewport.height,
rotation: viewport.rotation
};
});
if (!this.enablePrintAutoRotate) {
return pagesOverview;
}
var isFirstPagePortrait = (0, _ui_utils.isPortraitOrientation)(pagesOverview[0]);
return pagesOverview.map(function (size) {
if (isFirstPagePortrait === (0, _ui_utils.isPortraitOrientation)(size)) {
return size;
}
return {
width: size.height,
height: size.width,
rotation: (size.rotation + 90) % 360
};
});
}
}, {
key: "_updateScrollMode",
value: function _updateScrollMode() {
var pageNumber = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
var scrollMode = this._scrollMode,
viewer = this.viewer;
viewer.classList.toggle("scrollHorizontal", scrollMode === _ui_utils.ScrollMode.HORIZONTAL);
viewer.classList.toggle("scrollWrapped", scrollMode === _ui_utils.ScrollMode.WRAPPED);
if (!this.pdfDocument || !pageNumber) {
return;
}
if (this._currentScaleValue && isNaN(this._currentScaleValue)) {
this._setScale(this._currentScaleValue, true);
}
this._setCurrentPageNumber(pageNumber, true);
this.update();
}
}, {
key: "_updateSpreadMode",
value: function _updateSpreadMode() {
var pageNumber = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
if (!this.pdfDocument) {
return;
}
var viewer = this.viewer,
pages = this._pages;
viewer.textContent = "";
if (this._spreadMode === _ui_utils.SpreadMode.NONE) {
for (var i = 0, iMax = pages.length; i < iMax; ++i) {
viewer.appendChild(pages[i].div);
}
} else {
var parity = this._spreadMode - 1;
var spread = null;
for (var _i = 0, _iMax = pages.length; _i < _iMax; ++_i) {
if (spread === null) {
spread = document.createElement("div");
spread.className = "spread";
viewer.appendChild(spread);
} else if (_i % 2 === parity) {
spread = spread.cloneNode(false);
viewer.appendChild(spread);
}
spread.appendChild(pages[_i].div);
}
}
if (!pageNumber) {
return;
}
this._setCurrentPageNumber(pageNumber, true);
this.update();
}
}, {
key: "pagesCount",
get: function get() {
return this._pages.length;
}
}, {
key: "pageViewsReady",
get: function get() {
if (!this._pagesCapability.settled) {
return false;
}
return this._pages.every(function (pageView) {
return pageView && pageView.pdfPage;
});
}
}, {
key: "currentPageNumber",
get: function get() {
return this._currentPageNumber;
},
set: function set(val) {
if (!Number.isInteger(val)) {
throw new Error("Invalid page number.");
}
if (!this.pdfDocument) {
return;
}
if (!this._setCurrentPageNumber(val, true)) {
console.error("".concat(this._name, ".currentPageNumber: \"").concat(val, "\" is not a valid page."));
}
}
}, {
key: "currentPageLabel",
get: function get() {
return this._pageLabels && this._pageLabels[this._currentPageNumber - 1];
},
set: function set(val) {
if (!this.pdfDocument) {
return;
}
var page = val | 0;
if (this._pageLabels) {
var i = this._pageLabels.indexOf(val);
if (i >= 0) {
page = i + 1;
}
}
if (!this._setCurrentPageNumber(page, true)) {
console.error("".concat(this._name, ".currentPageLabel: \"").concat(val, "\" is not a valid page."));
}
}
}, {
key: "currentScale",
get: function get() {
return this._currentScale !== _ui_utils.UNKNOWN_SCALE ? this._currentScale : _ui_utils.DEFAULT_SCALE;
},
set: function set(val) {
if (isNaN(val)) {
throw new Error("Invalid numeric scale.");
}
if (!this.pdfDocument) {
return;
}
this._setScale(val, false);
}
}, {
key: "currentScaleValue",
get: function get() {
return this._currentScaleValue;
},
set: function set(val) {
if (!this.pdfDocument) {
return;
}
this._setScale(val, false);
}
}, {
key: "pagesRotation",
get: function get() {
return this._pagesRotation;
},
set: function set(rotation) {
if (!(0, _ui_utils.isValidRotation)(rotation)) {
throw new Error("Invalid pages rotation angle.");
}
if (!this.pdfDocument) {
return;
}
if (this._pagesRotation === rotation) {
return;
}
this._pagesRotation = rotation;
var pageNumber = this._currentPageNumber;
for (var i = 0, ii = this._pages.length; i < ii; i++) {
var pageView = this._pages[i];
pageView.update(pageView.scale, rotation);
}
if (this._currentScaleValue) {
this._setScale(this._currentScaleValue, true);
}
this.eventBus.dispatch("rotationchanging", {
source: this,
pagesRotation: rotation,
pageNumber: pageNumber
});
if (this.defaultRenderingQueue) {
this.update();
}
}
}, {
key: "firstPagePromise",
get: function get() {
return this.pdfDocument ? this._firstPageCapability.promise : null;
}
}, {
key: "onePageRendered",
get: function get() {
return this.pdfDocument ? this._onePageRenderedCapability.promise : null;
}
}, {
key: "pagesPromise",
get: function get() {
return this.pdfDocument ? this._pagesCapability.promise : null;
}
}, {
key: "_viewerElement",
get: function get() {
throw new Error("Not implemented: _viewerElement");
}
}, {
key: "_isScrollModeHorizontal",
get: function get() {
return this.isInPresentationMode ? false : this._scrollMode === _ui_utils.ScrollMode.HORIZONTAL;
}
}, {
key: "isInPresentationMode",
get: function get() {
return this.presentationModeState === _ui_utils.PresentationModeState.FULLSCREEN;
}
}, {
key: "isChangingPresentationMode",
get: function get() {
return this.presentationModeState === _ui_utils.PresentationModeState.CHANGING;
}
}, {
key: "isHorizontalScrollbarEnabled",
get: function get() {
return this.isInPresentationMode ? false : this.container.scrollWidth > this.container.clientWidth;
}
}, {
key: "isVerticalScrollbarEnabled",
get: function get() {
return this.isInPresentationMode ? false : this.container.scrollHeight > this.container.clientHeight;
}
}, {
key: "hasEqualPageSizes",
get: function get() {
var firstPageView = this._pages[0];
for (var i = 1, ii = this._pages.length; i < ii; ++i) {
var pageView = this._pages[i];
if (pageView.width !== firstPageView.width || pageView.height !== firstPageView.height) {
return false;
}
}
return true;
}
}, {
key: "scrollMode",
get: function get() {
return this._scrollMode;
},
set: function set(mode) {
if (this._scrollMode === mode) {
return;
}
if (!(0, _ui_utils.isValidScrollMode)(mode)) {
throw new Error("Invalid scroll mode: ".concat(mode));
}
this._scrollMode = mode;
this.eventBus.dispatch("scrollmodechanged", {
source: this,
mode: mode
});
this._updateScrollMode(this._currentPageNumber);
}
}, {
key: "spreadMode",
get: function get() {
return this._spreadMode;
},
set: function set(mode) {
if (this._spreadMode === mode) {
return;
}
if (!(0, _ui_utils.isValidSpreadMode)(mode)) {
throw new Error("Invalid spread mode: ".concat(mode));
}
this._spreadMode = mode;
this.eventBus.dispatch("spreadmodechanged", {
source: this,
mode: mode
});
this._updateSpreadMode(this._currentPageNumber);
}
}]);
return BaseViewer;
}();
exports.BaseViewer = BaseViewer;
/***/ }),
/* 20 */
/***/ (function(module, exports, __w_pdfjs_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.PDFViewer = void 0;
var _base_viewer = __w_pdfjs_require__(19);
var _pdfjsLib = __w_pdfjs_require__(2);
function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _createForOfIteratorHelper(o) { if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (o = _unsupportedIterableToArray(o))) { var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var it, normalCompletion = true, didErr = false, err; return { s: function s() { it = o[Symbol.iterator](); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it["return"] != null) it["return"](); } finally { if (didErr) throw err; } } }; }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(n); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
function _createSuper(Derived) { return function () { var Super = _getPrototypeOf(Derived), result; if (_isNativeReflectConstruct()) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
var PDFViewer = /*#__PURE__*/function (_BaseViewer) {
_inherits(PDFViewer, _BaseViewer);
var _super = _createSuper(PDFViewer);
function PDFViewer() {
_classCallCheck(this, PDFViewer);
return _super.apply(this, arguments);
}
_createClass(PDFViewer, [{
key: "_scrollIntoView",
value: function _scrollIntoView(_ref) {
var pageDiv = _ref.pageDiv,
_ref$pageSpot = _ref.pageSpot,
pageSpot = _ref$pageSpot === void 0 ? null : _ref$pageSpot,
_ref$pageNumber = _ref.pageNumber,
pageNumber = _ref$pageNumber === void 0 ? null : _ref$pageNumber;
if (!pageSpot && !this.isInPresentationMode) {
var left = pageDiv.offsetLeft + pageDiv.clientLeft;
var right = left + pageDiv.clientWidth;
var _this$container = this.container,
scrollLeft = _this$container.scrollLeft,
clientWidth = _this$container.clientWidth;
if (this._isScrollModeHorizontal || left < scrollLeft || right > scrollLeft + clientWidth) {
pageSpot = {
left: 0,
top: 0
};
}
}
_get(_getPrototypeOf(PDFViewer.prototype), "_scrollIntoView", this).call(this, {
pageDiv: pageDiv,
pageSpot: pageSpot,
pageNumber: pageNumber
});
}
}, {
key: "_getVisiblePages",
value: function _getVisiblePages() {
if (this.isInPresentationMode) {
return this._getCurrentVisiblePage();
}
return _get(_getPrototypeOf(PDFViewer.prototype), "_getVisiblePages", this).call(this);
}
}, {
key: "_updateHelper",
value: function _updateHelper(visiblePages) {
if (this.isInPresentationMode) {
return;
}
var currentId = this._currentPageNumber;
var stillFullyVisible = false;
var _iterator = _createForOfIteratorHelper(visiblePages),
_step;
try {
for (_iterator.s(); !(_step = _iterator.n()).done;) {
var page = _step.value;
if (page.percent < 100) {
break;
}
if (page.id === currentId) {
stillFullyVisible = true;
break;
}
}
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
if (!stillFullyVisible) {
currentId = visiblePages[0].id;
}
this._setCurrentPageNumber(currentId);
}
}, {
key: "_viewerElement",
get: function get() {
return (0, _pdfjsLib.shadow)(this, "_viewerElement", this.viewer);
}
}]);
return PDFViewer;
}(_base_viewer.BaseViewer);
exports.PDFViewer = PDFViewer;
/***/ })
/******/ ]);
});
//# sourceMappingURL=pdf_viewer.js.map