@azinformatica/pdfjs-dist/build/pdf.min.js

Generic build of Mozilla's PDF.js library. (FORK)

/**
 * @licstart The following is the entire license notice for the
 * Javascript code in this page
 *
 * Copyright 2021 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
 */
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n=s.WARNINGS;function warn(e){n>=s.WARNINGS&&console.log(`Warning: ${e}`)}function unreachable(e){throw new Error(e)}function assert(e,t){e||unreachable(t)}function shadow(e,t,r){Object.defineProperty(e,t,{value:r,enumerable:!0,configurable:!0,writable:!1});return r}const a=function BaseExceptionClosure(){function BaseException(e){this.constructor===BaseException&&unreachable("Cannot initialize BaseException.");this.message=e;this.name=this.constructor.name}BaseException.prototype=new Error;BaseException.constructor=BaseException;return BaseException}();t.BaseException=a;t.PasswordException=class PasswordException extends a{constructor(e,t){super(e);this.code=t}};t.UnknownErrorException=class UnknownErrorException extends a{constructor(e,t){super(e);this.details=t}};t.InvalidPDFException=class InvalidPDFException extends a{};t.MissingPDFException=class MissingPDFException extends a{};t.UnexpectedResponseException=class UnexpectedResponseException extends a{constructor(e,t){super(e);this.status=t}};t.FormatError=class FormatError extends a{};t.AbortException=class AbortException extends a{};const i=/\x00/g;function stringToBytes(e){assert("string"==typeof e,"Invalid argument for stringToBytes");const t=e.length,r=new Uint8Array(t);for(let s=0;s<t;++s)r[s]=255&e.charCodeAt(s);return r}function arrayByteLength(e){if(void 0!==e.length)return e.length;assert(void 0!==e.byteLength,"arrayByteLength - invalid argument.");return e.byteLength}const o={get value(){return shadow(this,"value",function isLittleEndian(){const e=new Uint8Array(4);e[0]=1;return 1===new Uint32Array(e.buffer,0,1)[0]}())}};t.IsLittleEndianCached=o;const l={get value(){return shadow(this,"value",function isEvalSupported(){try{new Function("");return!0}catch(e){return!1}}())}};t.IsEvalSupportedCached=l;const c=[...Array(256).keys()].map((e=>e.toString(16).padStart(2,"0")));class Util{static makeHexColor(e,t,r){return`#${c[e]}${c[t]}${c[r]}`}static transform(e,t){return[e[0]*t[0]+e[2]*t[1],e[1]*t[0]+e[3]*t[1],e[0]*t[2]+e[2]*t[3],e[1]*t[2]+e[3]*t[3],e[0]*t[4]+e[2]*t[5]+e[4],e[1]*t[4]+e[3]*t[5]+e[5]]}static applyTransform(e,t){return[e[0]*t[0]+e[1]*t[2]+t[4],e[0]*t[1]+e[1]*t[3]+t[5]]}static applyInverseTransform(e,t){const r=t[0]*t[3]-t[1]*t[2];return[(e[0]*t[3]-e[1]*t[2]+t[2]*t[5]-t[4]*t[3])/r,(-e[0]*t[1]+e[1]*t[0]+t[4]*t[1]-t[5]*t[0])/r]}static getAxialAlignedBoundingBox(e,t){const r=Util.applyTransform(e,t),s=Util.applyTransform(e.slice(2,4),t),n=Util.applyTransform([e[0],e[3]],t),a=Util.applyTransform([e[2],e[1]],t);return[Math.min(r[0],s[0],n[0],a[0]),Math.min(r[1],s[1],n[1],a[1]),Math.max(r[0],s[0],n[0],a[0]),Math.max(r[1],s[1],n[1],a[1])]}static inverseTransform(e){const t=e[0]*e[3]-e[1]*e[2];return[e[3]/t,-e[1]/t,-e[2]/t,e[0]/t,(e[2]*e[5]-e[4]*e[3])/t,(e[4]*e[1]-e[5]*e[0])/t]}static apply3dTransform(e,t){return[e[0]*t[0]+e[1]*t[1]+e[2]*t[2],e[3]*t[0]+e[4]*t[1]+e[5]*t[2],e[6]*t[0]+e[7]*t[1]+e[8]*t[2]]}static singularValueDecompose2dScale(e){const t=[e[0],e[2],e[1],e[3]],r=e[0]*t[0]+e[1]*t[2],s=e[0]*t[1]+e[1]*t[3],n=e[2]*t[0]+e[3]*t[2],a=e[2]*t[1]+e[3]*t[3],i=(r+a)/2,o=Math.sqrt((r+a)**2-4*(r*a-n*s))/2,l=i+o||1,c=i-o||1;return[Math.sqrt(l),Math.sqrt(c)]}static normalizeRect(e){const t=e.slice(0);if(e[0]>e[2]){t[0]=e[2];t[2]=e[0]}if(e[1]>e[3]){t[1]=e[3];t[3]=e[1]}return t}static intersect(e,t){function compare(e,t){return e-t}const r=[e[0],e[2],t[0],t[2]].sort(compare),s=[e[1],e[3],t[1],t[3]].sort(compare),n=[];e=Util.normalizeRect(e);t=Util.normalizeRect(t);if(!(r[0]===e[0]&&r[1]===t[0]||r[0]===t[0]&&r[1]===e[0]))return null;n[0]=r[1];n[2]=r[2];if(!(s[0]===e[1]&&s[1]===t[1]||s[0]===t[1]&&s[1]===e[1]))return null;n[1]=s[1];n[3]=s[2];return n}}t.Util=Util;const h=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,728,711,710,729,733,731,730,732,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8226,8224,8225,8230,8212,8211,402,8260,8249,8250,8722,8240,8222,8220,8221,8216,8217,8218,8482,64257,64258,321,338,352,376,381,305,322,339,353,382,0,8364]},(e,t,r)=>{r(4)},(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0});t.isNodeJS=void 0;const r=!("object"!=typeof process||process+""!="[object process]"||process.versions.nw||process.versions.electron&&process.type&&"browser"!==process.type);t.isNodeJS=r},(e,t,r)=>{Object.defineProperty(t,"__esModule",{value:!0});t.BaseSVGFactory=t.BaseStandardFontDataFactory=t.BaseCMapReaderFactory=t.BaseCanvasFactory=void 0;var s=r(2);class BaseCanvasFactory{constructor(){this.constructor===BaseCanvasFactory&&(0,s.unreachable)("Cannot initialize BaseCanvasFactory.")}create(e,t){if(e<=0||t<=0)throw new Error("Invalid canvas size");const r=this._createCanvas(e,t);return{canvas:r,context:r.getContext("2d")}}reset(e,t,r){if(!e.canvas)throw new Error("Canvas is not specified");if(t<=0||r<=0)throw new Error("Invalid canvas size");e.canvas.width=t;e.canvas.height=r}destroy(e){if(!e.canvas)throw new Error("Canvas is not specified");e.canvas.width=0;e.canvas.height=0;e.canvas=null;e.context=null}_createCanvas(e,t){(0,s.unreachable)("Abstract method `_createCanvas` called.")}}t.BaseCanvasFactory=BaseCanvasFactory;class BaseCMapReaderFactory{constructor({baseUrl:e=null,isCompressed:t=!1}){this.constructor===BaseCMapReaderFactory&&(0,s.unreachable)("Cannot initialize BaseCMapReaderFactory.");this.baseUrl=e;this.isCompressed=t}async fetch({name:e}){if(!this.baseUrl)throw new Error('The CMap "baseUrl" parameter must be specified, ensure that the "cMapUrl" and "cMapPacked" API parameters are provided.');if(!e)throw new Error("CMap name must be specified.");const t=this.baseUrl+e+(this.isCompressed?".bcmap":""),r=this.isCompressed?s.CMapCompressionType.BINARY:s.CMapCompressionType.NONE;return this._fetchData(t,r).catch((e=>{throw new Error(`Unable to load ${this.isCompressed?"binary ":""}CMap at: ${t}`)}))}_fetchData(e,t){(0,s.unreachable)("Abstract method `_fetchData` called.")}}t.BaseCMapReaderFactory=BaseCMapReaderFactory;class BaseStandardFontDataFactory{constructor({baseUrl:e=null}){this.constructor===BaseStandardFontDataFactory&&(0,s.unreachable)("Cannot initialize BaseStandardFontDataFactory.");this.baseUrl=e}async fetch({filename:e}){if(!this.baseUrl)throw new Error('The standard font "baseUrl" parameter must be specified, ensure that the "standardFontDataUrl" API parameter is provided.');if(!e)throw new Error("Font filename must be specified.");const t=`${this.baseUrl}${e}`;return this._fetchData(t).catch((e=>{throw new Error(`Unable to load font data at: ${t}`)}))}_fetchData(e){(0,s.unreachable)("Abstract method `_fetchData` called.")}}t.BaseStandardFontDataFactory=BaseStandardFontDataFactory;class BaseSVGFactory{constructor(){this.constructor===BaseSVGFactory&&(0,s.unreachable)("Cannot initialize BaseSVGFactory.")}create(e,t){if(e<=0||t<=0)throw new Error("Invalid SVG dimensions");const r=this._createSVG("svg:svg");r.setAttribute("version","1.1");r.setAttribute("width",`${e}px`);r.setAttribute("height",`${t}px`);r.setAttribute("preserveAspectRatio","none");r.setAttribute("viewBox",`0 0 ${e} ${t}`);return r}createElement(e){if("string"!=typeof e)throw new Error("Invalid SVG element type");return this._createSVG(e)}_createSVG(e){(0,s.unreachable)("Abstract method `_createSVG` called.")}}t.BaseSVGFactory=BaseSVGFactory},(__unused_webpack_module,exports,__w_pdfjs_require__)=>{Object.defineProperty(exports,"__esModule",{value:!0});exports.getDocument=getDocument;exports.setPDFNetworkStreamFactory=setPDFNetworkStreamFactory;exports.version=exports.PDFWorker=exports.PDFPageProxy=exports.PDFDocumentProxy=exports.PDFDataRangeTransport=exports.LoopbackPort=exports.DefaultStandardFontDataFactory=exports.DefaultCMapReaderFactory=exports.DefaultCanvasFactory=exports.build=void 0;var _util=__w_pdfjs_require__(2),_display_utils=__w_pdfjs_require__(1),_font_loader=__w_pdfjs_require__(7),_node_utils=__w_pdfjs_require__(8),_annotation_storage=__w_pdfjs_require__(9),_canvas=__w_pdfjs_require__(10),_worker_options=__w_pdfjs_require__(12),_is_node=__w_pdfjs_require__(4),_message_handler=__w_pdfjs_require__(13),_metadata=__w_pdfjs_require__(14),_optional_content_config=__w_pdfjs_require__(15),_transport_stream=__w_pdfjs_require__(16);const DEFAULT_RANGE_CHUNK_SIZE=65536,RENDERING_CANCELLED_TIMEOUT=100,DefaultCanvasFactory=_is_node.isNodeJS?_node_utils.NodeCanvasFactory:_display_utils.DOMCanvasFactory;exports.DefaultCanvasFactory=DefaultCanvasFactory;const DefaultCMapReaderFactory=_is_node.isNodeJS?_node_utils.NodeCMapReaderFactory:_display_utils.DOMCMapReaderFactory;exports.DefaultCMapReaderFactory=DefaultCMapReaderFactory;const DefaultStandardFontDataFactory=_is_node.isNodeJS?_node_utils.NodeStandardFontDataFactory:_display_utils.DOMStandardFontDataFactory;exports.DefaultStandardFontDataFactory=DefaultStandardFontDataFactory;let createPDFNetworkStream;function setPDFNetworkStreamFactory(e){createPDFNetworkStream=e}function getDocument(e){const t=new PDFDocumentLoadingTask;let r;if("string"==typeof e||e instanceof URL)r={url:e};else if((0,_util.isArrayBuffer)(e))r={data:e};else if(e instanceof PDFDataRangeTransport)r={range:e};else{if("object"!=typeof e)throw new Error("Invalid parameter in getDocument, need either string, URL, Uint8Array, or parameter object.");if(!e.url&&!e.data&&!e.range)throw new Error("Invalid parameter object: need either .data, .range or .url");r=e}const s=Object.create(null);let n=null,a=null;for(const e in r){const t=r[e];switch(e){case"url":if("undefined"!=typeof window)try{s[e]=new URL(t,window.location).href;continue}catch(e){(0,_util.warn)(`Cannot create valid URL: "${e}".`)}else if("string"==typeof t||t instanceof URL){s[e]=t.toString();continue}throw new Error("Invalid PDF url data: either string or URL-object is expected in the url property.");case"range":n=t;continue;case"worker":a=t;continue;case"data":if(_is_node.isNodeJS&&"undefined"!=typeof Buffer&&t instanceof Buffer)s[e]=new Uint8Array(t);else{if(t instanceof Uint8Array)break;if("string"==typeof t)s[e]=(0,_util.stringToBytes)(t);else if("object"!=typeof t||null===t||isNaN(t.length)){if(!(0,_util.isArrayBuffer)(t))throw new Error("Invalid PDF binary data: either typed array, string, or array-like object is expected in the data property.");s[e]=new Uint8Array(t)}else s[e]=new Uint8Array(t)}continue}s[e]=t}s.rangeChunkSize=s.rangeChunkSize||DEFAULT_RANGE_CHUNK_SIZE;s.CMapReaderFactory=s.CMapReaderFactory||DefaultCMapReaderFactory;s.StandardFontDataFactory=s.StandardFontDataFactory||DefaultStandardFontDataFactory;s.ignoreErrors=!0!==s.stopAtErrors;s.fontExtraProperties=!0===s.fontExtraProperties;s.pdfBug=!0===s.pdfBug;s.enableXfa=!0===s.enableXfa;("string"!=typeof s.docBaseUrl||(0,_display_utils.isDataScheme)(s.docBaseUrl))&&(s.docBaseUrl=null);Number.isInteger(s.maxImageSize)||(s.maxImageSize=-1);"boolean"!=typeof s.useWorkerFetch&&(s.useWorkerFetch=s.CMapReaderFactory===_display_utils.DOMCMapReaderFactory&&s.StandardFontDataFactory===_display_utils.DOMStandardFontDataFactory);"boolean"!=typeof s.isEvalSupported&&(s.isEvalSupported=!0);"boolean"!=typeof s.disableFontFace&&(s.disableFontFace=_is_node.isNodeJS);"boolean"!=typeof s.useSystemFonts&&(s.useSystemFonts=!_is_node.isNodeJS&&!s.disableFontFace);void 0===s.ownerDocument&&(s.ownerDocument=globalThis.document);"boolean"!=typeof s.disableRange&&(s.disableRange=!1);"boolean"!=typeof s.disableStream&&(s.disableStream=!1);"boolean"!=typeof s.disableAutoFetch&&(s.disableAutoFetch=!1);(0,_util.setVerbosityLevel)(s.verbosity);if(!a){const e={verbosity:s.verbosity,port:_worker_options.GlobalWorkerOptions.workerPort};a=e.port?PDFWorker.fromPort(e):new PDFWorker(e);t._worker=a}const i=t.docId;a.promise.then((function(){if(t.destroyed)throw new Error("Loading aborted");const e=_fetchDocument(a,s,n,i),r=new Promise((function(e){let t;n?t=new _transport_stream.PDFDataTransportStream({length:s.length,initialData:s.initialData,progressiveDone:s.progressiveDone,contentDispositionFilename:s.contentDispositionFilename,disableRange:s.disableRange,disableStream:s.disableStream},n):s.data||(t=createPDFNetworkStream({url:s.url,length:s.length,httpHeaders:s.httpHeaders,withCredentials:s.withCredentials,rangeChunkSize:s.rangeChunkSize,disableRange:s.disableRange,disableStream:s.disableStream}));e(t)}));return Promise.all([e,r]).then((function([e,r]){if(t.destroyed)throw new Error("Loading aborted");const n=new _message_handler.MessageHandler(i,e,a.port);n.postMessageTransfers=a.postMessageTransfers;const o=new WorkerTransport(n,t,r,s);t._transport=o;n.send("Ready",null)}))})).catch(t._capability.reject);return t}function _fetchDocument(e,t,r,s){if(e.destroyed)return Promise.reject(new Error("Worker was destroyed"));if(r){t.length=r.length;t.initialData=r.initialData;t.progressiveDone=r.progressiveDone;t.contentDispositionFilename=r.contentDispositionFilename}return e.messageHandler.sendWithPromise("GetDocRequest",{docId:s,apiVersion:"2.10.380",source:{data:t.data,url:t.url,password:t.password,disableAutoFetch:t.disableAutoFetch,rangeChunkSize:t.rangeChunkSize,length:t.length},maxImageSize:t.maxImageSize,disableFontFace:t.disableFontFace,postMessageTransfers:e.postMessageTransfers,docBaseUrl:t.docBaseUrl,ignoreErrors:t.ignoreErrors,isEvalSupported:t.isEvalSupported,fontExtraProperties:t.fontExtraProperties,enableXfa:t.enableXfa,useSystemFonts:t.useSystemFonts,cMapUrl:t.useWorkerFetch?t.cMapUrl:null,standardFontDataUrl:t.useWorkerFetch?t.standardFontDataUrl:null}).then((function(t){if(e.destroyed)throw new Error("Worker was destroyed");return t}))}const PDFDocumentLoadingTask=function PDFDocumentLoadingTaskClosure(){let e=0;return class PDFDocumentLoadingTask{constructor(){this._capability=(0,_util.createPromiseCapability)();this._transport=null;this._worker=null;this.docId="d"+e++;this.destroyed=!1;this.onPassword=null;this.onProgress=null;this.onUnsupportedFeature=null}get promise(){return this._capability.promise}destroy(){this.destroyed=!0;return(this._transport?this._transport.destroy():Promise.resolve()).then((()=>{this._transport=null;if(this._worker){this._worker.destroy();this._worker=null}}))}}}();class PDFDataRangeTransport{constructor(e,t,r=!1,s=null){this.length=e;this.initialData=t;this.progressiveDone=r;this.contentDispositionFilename=s;this._rangeListeners=[];this._progressListeners=[];this._progressiveReadListeners=[];this._progressiveDoneListeners=[];this._readyCapability=(0,_util.createPromiseCapability)()}addRangeListener(e){this._rangeListeners.push(e)}addProgressListener(e){this._progressListeners.push(e)}addProgressiveReadListener(e){this._progressiveReadListeners.push(e)}addProgressiveDoneListener(e){this._progressiveDoneListeners.push(e)}onDataRange(e,t){for(const r of this._rangeListeners)r(e,t)}onDataProgress(e,t){this._readyCapability.promise.then((()=>{for(const r of this._progressListeners)r(e,t)}))}onDataProgressiveRead(e){this._readyCapability.promise.then((()=>{for(const t of this._progressiveReadListeners)t(e)}))}onDataProgressiveDone(){this._readyCapability.promise.then((()=>{for(const e of this._progressiveDoneListeners)e()}))}transportReady(){this._readyCapability.resolve()}requestDataRange(e,t){(0,_util.unreachable)("Abstract method PDFDataRangeTransport.requestDataRange")}abort(){}}exports.PDFDataRangeTransport=PDFDataRangeTransport;class PDFDocumentProxy{constructor(e,t){this._pdfInfo=e;this._transport=t;Object.defineProperty(this,"fingerprint",{get(){(0,_display_utils.deprecated)("`PDFDocumentProxy.fingerprint`, please use `PDFDocumentProxy.fingerprints` instead.");return this.fingerprints[0]}})}get annotationStorage(){return this._transport.annotationStorage}get numPages(){return this._pdfInfo.numPages}get fingerprints(){return this._pdfInfo.fingerprints}get isPureXfa(){return!!this._transport._htmlForXfa}get allXfaHtml(){return this._transport._htmlForXfa}getPage(e){return this._transport.getPage(e)}getPageIndex(e){return this._transport.getPageIndex(e)}getDestinations(){return this._transport.getDestinations()}getDestination(e){return this._transport.getDestination(e)}getPageLabels(){return this._transport.getPageLabels()}getPageLayout(){return this._transport.getPageLayout()}getPageMode(){return this._transport.getPageMode()}getViewerPreferences(){return this._transport.getViewerPreferences()}getOpenAction(){return this._transport.getOpenAction()}getAttachments(){return this._transport.getAttachments()}getJavaScript(){return this._transport.getJavaScript()}getJSActions(){return this._transport.getDocJSActions()}getOutline(){return this._transport.getOutline()}getOptionalContentConfig(){return this._transport.getOptionalContentConfig()}getPermissions(){return this._transport.getPermissions()}getMetadata(){return this._transport.getMetadata()}getMarkInfo(){return this._transport.getMarkInfo()}getData(){return this._transport.getData()}getDownloadInfo(){return this._transport.downloadInfoCapability.promise}getStats(){return this._transport.getStats()}cleanup(e=!1){return this._transport.startCleanup(e||this.isPureXfa)}destroy(){return this.loadingTask.destroy()}get loadingParams(){return this._transport.loadingParams}get loadingTask(){return this._transport.loadingTask}saveDocument(){this._transport.annotationStorage.size<=0&&(0,_display_utils.deprecated)("saveDocument called while `annotationStorage` is empty, please use the getData-method instead.");return this._transport.saveDocument()}getFieldObjects(){return this._transport.getFieldObjects()}hasJSActions(){return this._transport.hasJSActions()}getCalculationOrderIds(){return this._transport.getCalculationOrderIds()}}exports.PDFDocumentProxy=PDFDocumentProxy;class PDFPageProxy{constructor(e,t,r,s,n=!1){this._pageIndex=e;this._pageInfo=t;this._ownerDocument=s;this._transport=r;this._stats=n?new _display_utils.StatTimer:null;this._pdfBug=n;this.commonObjs=r.commonObjs;this.objs=new PDFObjects;this.cleanupAfterRender=!1;this.pendingCleanup=!1;this._intentStates=new Map;this.destroyed=!1}get pageNumber(){return this._pageIndex+1}get rotate(){return this._pageInfo.rotate}get ref(){return this._pageInfo.ref}get userUnit(){return this._pageInfo.userUnit}get view(){return this._pageInfo.view}getViewport({scale:e,rotation:t=this.rotate,offsetX:r=0,offsetY:s=0,dontFlip:n=!1}={}){return new _display_utils.PageViewport({viewBox:this.view,scale:e,rotation:t,offsetX:r,offsetY:s,dontFlip:n})}getAnnotations({intent:e=null}={}){const t="display"===e||"print"===e?e:null;if(!this._annotationsPromise||this._annotationsIntent!==t){this._annotationsPromise=this._transport.getAnnotations(this._pageIndex,t);this._annotationsIntent=t}return this._annotationsPromise}getJSActions(){return this._jsActionsPromise||(this._jsActionsPromise=this._transport.getPageJSActions(this._pageIndex))}async getXfa(){return this._transport._htmlForXfa?.children[this._pageIndex]||null}render({canvasContext:e,viewport:t,intent:r="display",renderInteractiveForms:s=!1,transform:n=null,imageLayer:a=null,canvasFactory:i=null,background:o=null,includeAnnotationStorage:l=!1,optionalContentConfigPromise:c=null}){var h;this._stats&&this._stats.time("Overall");const d="print"===r?"print":"display";this.pendingCleanup=!1;c||(c=this._transport.getOptionalContentConfig());let u=this._intentStates.get(d);if(!u){u=Object.create(null);this._intentStates.set(d,u)}if(u.streamReaderCancelTimeout){clearTimeout(u.streamReaderCancelTimeout);u.streamReaderCancelTimeout=null}const p=i||new DefaultCanvasFactory({ownerDocument:this._ownerDocument}),g=l?this._transport.annotationStorage.serializable:null;if(!u.displayReadyCapability){u.displayReadyCapability=(0,_util.createPromiseCapability)();u.operatorList={fnArray:[],argsArray:[],lastChunk:!1};this._stats&&this._stats.time("Page Request");this._pumpOperatorList({pageIndex:this._pageIndex,intent:d,renderInteractiveForms:!0===s,annotationStorage:g})}const complete=e=>{u.renderTasks.delete(f);(this.cleanupAfterRender||"print"===d)&&(this.pendingCleanup=!0);this._tryCleanup();if(e){f.capability.reject(e);this._abortOperatorList({intentState:u,reason:e})}else f.capability.resolve();if(this._stats){this._stats.timeEnd("Rendering");this._stats.timeEnd("Overall")}},f=new InternalRenderTask({callback:complete,params:{canvasContext:e,viewport:t,transform:n,imageLayer:a,background:o},objs:this.objs,commonObjs:this.commonObjs,operatorList:u.operatorList,pageIndex:this._pageIndex,canvasFactory:p,useRequestAnimationFrame:"print"!==d,pdfBug:this._pdfBug});((h=u).renderTasks||(h.renderTasks=new Set)).add(f);const m=f.task;Promise.all([u.displayReadyCapability.promise,c]).then((([e,t])=>{if(this.pendingCleanup)complete();else{this._stats&&this._stats.time("Rendering");f.initializeGraphics({transparency:e,optionalContentConfig:t});f.operatorListChanged()}})).catch(complete);return m}getOperatorList({intent:e="display"}={}){const t="oplist-"+("print"===e?"print":"display");let r,s=this._intentStates.get(t);if(!s){s=Object.create(null);this._intentStates.set(t,s)}if(!s.opListReadCapability){var n;r=Object.create(null);r.operatorListChanged=function operatorListChanged(){if(s.operatorList.lastChunk){s.opListReadCapability.resolve(s.operatorList);s.renderTasks.delete(r)}};s.opListReadCapability=(0,_util.createPromiseCapability)();((n=s).renderTasks||(n.renderTasks=new Set)).add(r);s.operatorList={fnArray:[],argsArray:[],lastChunk:!1};this._stats&&this._stats.time("Page Request");this._pumpOperatorList({pageIndex:this._pageIndex,intent:t})}return s.opListReadCapability.promise}streamTextContent({normalizeWhitespace:e=!1,disableCombineTextItems:t=!1,includeMarkedContent:r=!1}={}){return this._transport.messageHandler.sendWithStream("GetTextContent",{pageIndex:this._pageIndex,normalizeWhitespace:!0===e,combineTextItems:!0!==t,includeMarkedContent:!0===r},{highWaterMark:100,size:e=>e.items.length})}getTextContent(e={}){const t=this.streamTextContent(e);return new Promise((function(e,r){const s=t.getReader(),n={items:[],styles:Object.create(null)};!function pump(){s.read().then((function({value:t,done:r}){if(r)e(n);else{Object.assign(n.styles,t.styles);n.items.push(...t.items);pump()}}),r)}()}))}getStructTree(){return this._structTreePromise||(this._structTreePromise=this._transport.getStructTree(this._pageIndex))}_destroy(){this.destroyed=!0;this._transport.pageCache[this._pageIndex]=null;const e=[];for(const[t,r]of this._intentStates){this._abortOperatorList({intentState:r,reason:new Error("Page was destroyed."),force:!0});if(!t.startsWith("oplist-"))for(const t of r.renderTasks){e.push(t.completed);t.cancel()}}this.objs.clear();this._annotationsPromise=null;this._jsActionsPromise=null;this._structTreePromise=null;this.pendingCleanup=!1;return Promise.all(e)}cleanup(e=!1){this.pendingCleanup=!0;return this._tryCleanup(e)}_tryCleanup(e=!1){if(!this.pendingCleanup)return!1;for(const{renderTasks:e,operatorList:t}of this._intentStates.values())if(e.size>0||!t.lastChunk)return!1;this._intentStates.clear();this.objs.clear();this._annotationsPromise=null;this._jsActionsPromise=null;this._structTreePromise=null;e&&this._stats&&(this._stats=new _display_utils.StatTimer);this.pendingCleanup=!1;return!0}_startRenderPage(e,t){const r=this._intentStates.get(t);if(r){this._stats&&this._stats.timeEnd("Page Request");r.displayReadyCapability&&r.displayReadyCapability.resolve(e)}}_renderPageChunk(e,t){for(let r=0,s=e.length;r<s;r++){t.operatorList.fnArray.push(e.fnArray[r]);t.operatorList.argsArray.push(e.argsArray[r])}t.operatorList.lastChunk=e.lastChunk;for(const e of t.renderTasks)e.operatorListChanged();e.lastChunk&&this._tryCleanup()}_pumpOperatorList(e){(0,_util.assert)(e.intent,'PDFPageProxy._pumpOperatorList: Expected "intent" argument.');const t=this._transport.messageHandler.sendWithStream("GetOperatorList",e).getReader(),r=this._intentStates.get(e.intent);r.streamReader=t;const pump=()=>{t.read().then((({value:e,done:t})=>{if(t)r.streamReader=null;else if(!this._transport.destroyed){this._renderPageChunk(e,r);pump()}}),(e=>{r.streamReader=null;if(!this._transport.destroyed){if(r.operatorList){r.operatorList.lastChunk=!0;for(const e of r.renderTasks)e.operatorListChanged();this._tryCleanup()}if(r.displayReadyCapability)r.displayReadyCapability.reject(e);else{if(!r.opListReadCapability)throw e;r.opListReadCapability.reject(e)}}}))};pump()}_abortOperatorList({intentState:e,reason:t,force:r=!1}){(0,_util.assert)(t instanceof Error||"object"==typeof t&&null!==t,'PDFPageProxy._abortOperatorList: Expected "reason" argument.');if(e.streamReader){if(!r){if(e.renderTasks.size>0)return;if(t instanceof _display_utils.RenderingCancelledException){e.streamReaderCancelTimeout=setTimeout((()=>{this._abortOperatorList({intentState:e,reason:t,force:!0});e.streamReaderCancelTimeout=null}),RENDERING_CANCELLED_TIMEOUT);return}}e.streamReader.cancel(new _util.AbortException(t?.message));e.streamReader=null;if(!this._transport.destroyed){for(const[t,r]of this._intentStates)if(r===e){this._intentStates.delete(t);break}this.cleanup()}}}get stats(){return this._stats}}exports.PDFPageProxy=PDFPageProxy;class LoopbackPort{constructor(){this._listeners=[];this._deferred=Promise.resolve(void 0)}postMessage(e,t){const r=new WeakMap,s={data:function cloneValue(e){if("function"==typeof e||"symbol"==typeof e||e instanceof URL)throw new Error(`LoopbackPort.postMessage - cannot clone: ${e?.toString()}`);if("object"!=typeof e||null===e)return e;if(r.has(e))return r.get(e);let s,n;if((s=e.buffer)&&(0,_util.isArrayBuffer)(s)){n=t?.includes(s)?new e.constructor(s,e.byteOffset,e.byteLength):new e.constructor(e);r.set(e,n);return n}if(e instanceof Map){n=new Map;r.set(e,n);for(const[t,r]of e)n.set(t,cloneValue(r));return n}if(e instanceof Set){n=new Set;r.set(e,n);for(const t of e)n.add(cloneValue(t));return n}n=Array.isArray(e)?[]:Object.create(null);r.set(e,n);for(const t in e){let r,s=e;for(;!(r=Object.getOwnPropertyDescriptor(s,t));)s=Object.getPrototypeOf(s);void 0!==r.value&&(("function"!=typeof r.value||e.hasOwnProperty?.(t))&&(n[t]=cloneValue(r.value)))}return n}(e)};this._deferred.then((()=>{for(const e of this._listeners)e.call(this,s)}))}addEventListener(e,t){this._listeners.push(t)}removeEventListener(e,t){const r=this._listeners.indexOf(t);this._listeners.splice(r,1)}terminate(){this._listeners.length=0}}exports.LoopbackPort=LoopbackPort;const PDFWorker=function PDFWorkerClosure(){const pdfWorkerPorts=new WeakMap;let isWorkerDisabled=!1,fallbackWorkerSrc,nextFakeWorkerId=0,fakeWorkerCapability;if(_is_node.isNodeJS&&"function"==typeof require){isWorkerDisabled=!0;fallbackWorkerSrc="./pdf.worker.js"}else if("object"==typeof document&&"currentScript"in document){const e=document.currentScript?.src;e&&(fallbackWorkerSrc=e.replace(/(\.(?:min\.)?js)(\?.*)?$/i,".worker$1$2"))}function getWorkerSrc(){if(_worker_options.GlobalWorkerOptions.workerSrc)return _worker_options.GlobalWorkerOptions.workerSrc;if(void 0!==fallbackWorkerSrc){_is_node.isNodeJS||(0,_display_utils.deprecated)('No "GlobalWorkerOptions.workerSrc" specified.');return fallbackWorkerSrc}throw new Error('No "GlobalWorkerOptions.workerSrc" specified.')}function getMainThreadWorkerMessageHandler(){let e;try{e=globalThis.pdfjsWorker?.WorkerMessageHandler}catch(e){}return e||null}function setupFakeWorkerGlobal(){if(fakeWorkerCapability)return fakeWorkerCapability.promise;fakeWorkerCapability=(0,_util.createPromiseCapability)();const loader=async function(){const mainWorkerMessageHandler=getMainThreadWorkerMessageHandler();if(mainWorkerMessageHandler)return mainWorkerMessageHandler;if(_is_node.isNodeJS&&"function"==typeof require){const worker=eval("require")(getWorkerSrc());return worker.WorkerMessageHandler}await(0,_display_utils.loadScript)(getWorkerSrc());return window.pdfjsWorker.WorkerMessageHandler};loader().then(fakeWorkerCapability.resolve,fakeWorkerCapability.reject);return fakeWorkerCapability.promise}function createCDNWrapper(e){const t="importScripts('"+e+"');";return URL.createObjectURL(new Blob([t]))}class PDFWorker{constructor({name:e=null,port:t=null,verbosity:r=(0,_util.getVerbosityLevel)()}={}){if(t&&pdfWorkerPorts.has(t))throw new Error("Cannot use more than one PDFWorker per port");this.name=e;this.destroyed=!1;this.postMessageTransfers=!0;this.verbosity=r;this._readyCapability=(0,_util.createPromiseCapability)();this._port=null;this._webWorker=null;this._messageHandler=null;if(t){pdfWorkerPorts.set(t,this);this._initializeFromPort(t)}else this._initialize()}get promise(){return this._readyCapability.promise}get port(){return this._port}get messageHandler(){return this._messageHandler}_initializeFromPort(e){this._port=e;this._messageHandler=new _message_handler.MessageHandler("main","worker",e);this._messageHandler.on("ready",(function(){}));this._readyCapability.resolve()}_initialize(){if("undefined"!=typeof Worker&&!isWorkerDisabled&&!getMainThreadWorkerMessageHandler()){let e=getWorkerSrc();try{(0,_util.isSameOrigin)(window.location.href,e)||(e=createCDNWrapper(new URL(e,window.location).href));const t=new Worker(e),r=new _message_handler.MessageHandler("main","worker",t),terminateEarly=()=>{t.removeEventListener("error",onWorkerError);r.destroy();t.terminate();this.destroyed?this._readyCapability.reject(new Error("Worker was destroyed")):this._setupFakeWorker()},onWorkerError=()=>{this._webWorker||terminateEarly()};t.addEventListener("error",onWorkerError);r.on("test",(e=>{t.removeEventListener("error",onWorkerError);if(this.destroyed)terminateEarly();else if(e){this._messageHandler=r;this._port=t;this._webWorker=t;e.supportTransfers||(this.postMessageTransfers=!1);this._readyCapability.resolve();r.send("configure",{verbosity:this.verbosity})}else{this._setupFakeWorker();r.destroy();t.terminate()}}));r.on("ready",(e=>{t.removeEventListener("error",onWorkerError);if(this.destroyed)terminateEarly();else try{sendTest()}catch(e){this._setupFakeWorker()}}));const sendTest=()=>{const e=new Uint8Array([this.postMessageTransfers?255:0]);try{r.send("test",e,[e.buffer])}catch(t){(0,_util.warn)("Cannot use postMessage transfers.");e[0]=0;r.send("test",e)}};sendTest();return}catch(e){(0,_util.info)("The worker has been disabled.")}}this._setupFakeWorker()}_setupFakeWorker(){if(!isWorkerDisabled){(0,_util.warn)("Setting up fake worker.");isWorkerDisabled=!0}setupFakeWorkerGlobal().then((e=>{if(this.destroyed){this._readyCapability.reject(new Error("Worker was destroyed"));return}const t=new LoopbackPort;this._port=t;const r="fake"+nextFakeWorkerId++,s=new _message_handler.MessageHandler(r+"_worker",r,t);e.setup(s,t);const n=new _message_handler.MessageHandler(r,r+"_worker",t);this._messageHandler=n;this._readyCapability.resolve();n.send("configure",{verbosity:this.verbosity})})).catch((e=>{this._readyCapability.reject(new Error(`Setting up fake worker failed: "${e.message}".`))}))}destroy(){this.destroyed=!0;if(this._webWorker){this._webWorker.terminate();this._webWorker=null}pdfWorkerPorts.delete(this._port);this._port=null;if(this._messageHandler){this._messageHandler.destroy();this._messageHandler=null}}static fromPort(e){if(!e||!e.port)throw new Error("PDFWorker.fromPort - invalid method signature.");return pdfWorkerPorts.has(e.port)?pdfWorkerPorts.get(e.port):new PDFWorker(e)}static getWorkerSrc(){return getWorkerSrc()}}return PDFWorker}();exports.PDFWorker=PDFWorker;class WorkerTransport{constructor(e,t,r,s){this.messageHandler=e;this.loadingTask=t;this.commonObjs=new PDFObjects;this.fontLoader=new _font_loader.FontLoader({docId:t.docId,onUnsupportedFeature:this._onUnsupportedFeature.bind(this),ownerDocument:s.ownerDocument,styleElement:s.styleElement});this._params=s;if(!s.useWorkerFetch){this.CMapReaderFactory=new s.CMapReaderFactory({baseUrl:s.cMapUrl,isCompressed:s.cMapPacked});this.StandardFontDataFactory=new s.StandardFontDataFactory({baseUrl:s.standardFontDataUrl})}this.destroyed=!1;this.destroyCapability=null;this._passwordCapability=null;this._networkStream=r;this._fullReader=null;this._lastProgress=null;this.pageCache=[];this.pagePromises=[];this.downloadInfoCapability=(0,_util.createPromiseCapability)();this.setupMessageHandler()}get annotationStorage(){return(0,_util.shadow)(this,"annotationStorage",new _annotation_storage.AnnotationStorage)}destroy(