6 lines
156 KiB
JavaScript
6 lines
156 KiB
JavaScript
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!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define("pdfjs-dist/build/pdf",[],e):"object"==typeof exports?exports["pdfjs-dist/build/pdf"]=e():t["pdfjs-dist/build/pdf"]=t.pdfjsDistBuildPdf=e()}(this,function(){return function(t){function e(r){if(n[r])return n[r].exports;var i=n[r]={i:r,l:!1,exports:{}};return t[r].call(i.exports,i,i.exports,e),i.l=!0,i.exports}var n={};return e.m=t,e.c=n,e.i=function(t){return t},e.d=function(t,n,r){e.o(t,n)||Object.defineProperty(t,n,{configurable:!1,enumerable:!0,get:r})},e.n=function(t){var n=t&&t.__esModule?function(){return t.default}:function(){return t};return e.d(n,"a",n),n},e.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},e.p="",e(e.s=14)}([function(t,e,n){"use strict";(function(t){function r(t){nt=t}function i(){return nt}function a(t){nt>=$.infos&&console.log("Info: "+t)}function s(t){nt>=$.warnings&&console.log("Warning: "+t)}function o(t){console.log("Deprecated API usage: "+t)}function c(t){throw nt>=$.errors&&(console.log("Error: "+t),console.log(l())),new Error(t)}function l(){try{throw new Error}catch(t){return t.stack?t.stack.split("\n").slice(2).join("\n"):""}}function h(t,e){t||c(e)}function u(t,e){try{var n=new URL(t);if(!n.origin||"null"===n.origin)return!1}catch(t){return!1}var r=new URL(e,n);return n.origin===r.origin}function d(t){if(!t)return!1;switch(t.protocol){case"http:":case"https:":case"ftp:":case"mailto:":case"tel:":return!0;default:return!1}}function f(t,e){if(!t)return null;try{var n=e?new URL(t,e):new URL(t);if(d(n))return n}catch(t){}return null}function p(t,e,n){return Object.defineProperty(t,e,{value:n,enumerable:!0,configurable:!0,writable:!1}),n}function g(t){var e;return function(){return t&&(e=Object.create(null),t(e),t=null),e}}function m(t){return"string"!=typeof t?(s("The argument for removeNullCharacters must be a string."),t):t.replace(ft,"")}function A(t){h(null!==t&&"object"==typeof t&&void 0!==t.length,"Invalid argument for bytesToString");var e=t.length;if(e<8192)return String.fromCharCode.apply(null,t);for(var n=[],r=0;r<e;r+=8192){var i=Math.min(r+8192,e),a=t.subarray(r,i);n.push(String.fromCharCode.apply(null,a))}return n.join("")}function v(t){h("string"==typeof t,"Invalid argument for stringToBytes");for(var e=t.length,n=new Uint8Array(e),r=0;r<e;++r)n[r]=255&t.charCodeAt(r);return n}function b(t){return void 0!==t.length?t.length:(h(void 0!==t.byteLength),t.byteLength)}function y(t){if(1===t.length&&t[0]instanceof Uint8Array)return t[0];var e,n,r,i=0,a=t.length;for(e=0;e<a;e++)n=t[e],r=b(n),i+=r;var s=0,o=new Uint8Array(i);for(e=0;e<a;e++)n=t[e],n instanceof Uint8Array||(n="string"==typeof n?v(n):new Uint8Array(n)),r=n.byteLength,o.set(n,s),s+=r;return o}function x(t){return String.fromCharCode(t>>24&255,t>>16&255,t>>8&255,255&t)}function S(t){for(var e=1,n=0;t>e;)e<<=1,n++;return n}function w(t,e){return t[e]<<24>>24}function k(t,e){return t[e]<<8|t[e+1]}function _(t,e){return(t[e]<<24|t[e+1]<<16|t[e+2]<<8|t[e+3])>>>0}function C(){var t=new Uint8Array(2);return t[0]=1,1===new Uint16Array(t.buffer)[0]}function T(){try{return new Function(""),!0}catch(t){return!1}}function P(t){var e,n=t.length,r=[];if("þ"===t[0]&&"ÿ"===t[1])for(e=2;e<n;e+=2)r.push(String.fromCharCode(t.charCodeAt(e)<<8|t.charCodeAt(e+1)));else for(e=0;e<n;++e){var i=vt[t.charCodeAt(e)];r.push(i?String.fromCharCode(i):t.charAt(e))}return r.join("")}function L(t){return decodeURIComponent(escape(t))}function E(t){return unescape(encodeURIComponent(t))}function R(t){for(var e in t)return!1;return!0}function I(t){return"boolean"==typeof t}function F(t){return"number"==typeof t&&(0|t)===t}function O(t){return"number"==typeof t}function M(t){return"string"==typeof t}function D(t){return t instanceof Array}function N(t){return"object"==typeof t&&null!==t&&void 0!==t.byteLength}function j(t){return 32===t||9===t||13===t||10===t}function U(){return"undefined"==typeof __pdfjsdev_webpack__&&("object"==typeof process&&process+""=="[object process]")}function B(){var t={};return t
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var e=!!(t.data.hasPopup||t.data.title||t.data.contents);m.call(this,t,e)}return l.inherit(t,m,{render:function(){return this.container.className="squigglyAnnotation",this.data.hasPopup||this._createPopup(this.container,null,this.data),this.container}}),t}(),L=function(){function t(t){var e=!!(t.data.hasPopup||t.data.title||t.data.contents);m.call(this,t,e)}return l.inherit(t,m,{render:function(){return this.container.className="strikeoutAnnotation",this.data.hasPopup||this._createPopup(this.container,null,this.data),this.container}}),t}(),E=function(){function t(t){m.call(this,t,!0);var e=this.data.file;this.filename=d(e.filename),this.content=e.content,this.linkService.onFileAttachmentAnnotation({id:c(e.filename),filename:e.filename,content:e.content})}return l.inherit(t,m,{render:function(){this.container.className="fileAttachmentAnnotation";var t=document.createElement("div");return t.style.height=this.container.style.height,t.style.width=this.container.style.width,t.addEventListener("dblclick",this._download.bind(this)),this.data.hasPopup||!this.data.title&&!this.data.contents||this._createPopup(this.container,t,this.data),this.container.appendChild(t),this.container},_download:function(){if(!this.downloadManager)return void f("Download cannot be started due to unavailable download manager");this.downloadManager.downloadData(this.content,this.filename,"")}}),t}(),R=function(){return{render:function(t){for(var e=new r,n=0,i=t.annotations.length;n<i;n++){var a=t.annotations[n];if(a){var s=e.create({data:a,layer:t.div,page:t.page,viewport:t.viewport,linkService:t.linkService,downloadManager:t.downloadManager,imageResourcesPath:t.imageResourcesPath||g("imageResourcesPath"),renderInteractiveForms:t.renderInteractiveForms||!1});s.isRenderable&&t.div.appendChild(s.render())}}},update:function(t){for(var e=0,n=t.annotations.length;e<n;e++){var r=t.annotations[e],i=t.div.querySelector('[data-annotation-id="'+r.id+'"]');i&&p.setProp("transform",i,"matrix("+t.viewport.transform.join(",")+")")}t.div.removeAttribute("hidden")}}}();e.AnnotationLayer=R},function(t,e,n){"use strict";function r(t,e,n,r){var a=new V;arguments.length>1&&S("getDocument is called with pdfDataRangeTransport, passwordCallback or progressCallback argument"),e&&(e instanceof q||(e=Object.create(e),e.length=t.length,e.initialData=t.initialData,e.abort||(e.abort=function(){})),t=Object.create(t),t.range=e),a.onPassword=n||null,a.onProgress=r||null;var s;"string"==typeof t?s={url:t}:T(t)?s={data:t}:t instanceof q?s={range:t}:("object"!=typeof t&&x("Invalid parameter in getDocument, need either Uint8Array, string or a parameter object"),t.url||t.data||t.range||x("Invalid parameter object: need either .data, .range or .url"),s=t);var o={},c=null,l=null;for(var h in s)if("url"!==h||"undefined"==typeof window)if("range"!==h)if("worker"!==h)if("data"!==h||s[h]instanceof Uint8Array)o[h]=s[h];else{var u=s[h];"string"==typeof u?o[h]=E(u):"object"!=typeof u||null===u||isNaN(u.length)?T(u)?o[h]=new Uint8Array(u):x("Invalid PDF binary data: either typed array, string or array-like object is expected in the data property."):o[h]=new Uint8Array(u)}else l=s[h];else c=s[h];else o[h]=new URL(s[h],window.location).href;o.rangeChunkSize=o.rangeChunkSize||B,o.disableNativeImageDecoder=o.disableNativeImageDecoder===!0;var f=o.CMapReaderFactory||U;if(!l){var p=N("workerPort");l=p?new K(null,p):new K,a._worker=l}var g=a.docId;return l.promise.then(function(){if(a.destroyed)throw new Error("Loading aborted");return i(l,o,c,g).then(function(t){if(a.destroyed)throw new Error("Loading aborted");var e=new d(g,t,l.port),n=new Z(e,a,c,f);a._transport=n,e.send("Ready",null)})}).catch(a._capability.reject),a}function i(t,e,n,r){return t.destroyed?Promise.reject(new Error("Worker was destroyed")):(e.disableAutoFetch=N("disableAutoFetch"),e.disableStream=N("disableStream"),e.chunkedViewerLoading=!!n,n&&(e.length=n.length,e.initialData=n.initialData),t.messageHandler.sendWithPromise("GetDocRequest",{docId:r,source:e,disableRange:N("disableRange"),maxImageSize:N("maxImageSize"),disableFontFace
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},getSVG:function(t,e){this.viewport=e;var n=this._initialize(e);return this.loadDependencies(t).then(function(){this.transformMatrix=a;var e=this.convertOpList(t);return this.executeOpTree(e),n}.bind(this))},convertOpList:function(e){var n=e.argsArray,r=e.fnArray,i=r.length,a=[],s=[];for(var c in o)a[o[c]]=c;for(var l=0;l<i;l++){var h=r[l];s.push({fnId:h,fn:a[h],args:n[l]})}return t(s)},executeOpTree:function(t){for(var e=t.length,n=0;n<e;n++){var r=t[n].fn,i=t[n].fnId,a=t[n].args;switch(0|i){case o.beginText:this.beginText();break;case o.setLeading:this.setLeading(a);break;case o.setLeadingMoveText:this.setLeadingMoveText(a[0],a[1]);break;case o.setFont:this.setFont(a);break;case o.showText:this.showText(a[0]);break;case o.showSpacedText:this.showText(a[0]);break;case o.endText:this.endText();break;case o.moveText:this.moveText(a[0],a[1]);break;case o.setCharSpacing:this.setCharSpacing(a[0]);break;case o.setWordSpacing:this.setWordSpacing(a[0]);break;case o.setHScale:this.setHScale(a[0]);break;case o.setTextMatrix:this.setTextMatrix(a[0],a[1],a[2],a[3],a[4],a[5]);break;case o.setLineWidth:this.setLineWidth(a[0]);break;case o.setLineJoin:this.setLineJoin(a[0]);break;case o.setLineCap:this.setLineCap(a[0]);break;case o.setMiterLimit:this.setMiterLimit(a[0]);break;case o.setFillRGBColor:this.setFillRGBColor(a[0],a[1],a[2]);break;case o.setStrokeRGBColor:this.setStrokeRGBColor(a[0],a[1],a[2]);break;case o.setDash:this.setDash(a[0],a[1]);break;case o.setGState:this.setGState(a[0]);break;case o.fill:this.fill();break;case o.eoFill:this.eoFill();break;case o.stroke:this.stroke();break;case o.fillStroke:this.fillStroke();break;case o.eoFillStroke:this.eoFillStroke();break;case o.clip:this.clip("nonzero");break;case o.eoClip:this.clip("evenodd");break;case o.paintSolidColorImageMask:this.paintSolidColorImageMask();break;case o.paintJpegXObject:this.paintJpegXObject(a[0],a[1],a[2]);break;case o.paintImageXObject:this.paintImageXObject(a[0]);break;case o.paintInlineImageXObject:this.paintInlineImageXObject(a[0]);break;case o.paintImageMaskXObject:this.paintImageMaskXObject(a[0]);break;case o.paintFormXObjectBegin:this.paintFormXObjectBegin(a[0],a[1]);break;case o.paintFormXObjectEnd:this.paintFormXObjectEnd();break;case o.closePath:this.closePath();break;case o.closeStroke:this.closeStroke();break;case o.closeFillStroke:this.closeFillStroke();break;case o.nextLine:this.nextLine();break;case o.transform:this.transform(a[0],a[1],a[2],a[3],a[4],a[5]);break;case o.constructPath:this.constructPath(a[0],a[1]);break;case o.endPath:this.endPath();break;case 92:this.group(t[n].items);break;default:u("Unimplemented operator "+r)}}},setWordSpacing:function(t){this.current.wordSpacing=t},setCharSpacing:function(t){this.current.charSpacing=t},nextLine:function(){this.moveText(0,this.current.leading)},setTextMatrix:function(t,n,r,i,a,o){var c=this.current;this.current.textMatrix=this.current.lineMatrix=[t,n,r,i,a,o],this.current.x=this.current.lineX=0,this.current.y=this.current.lineY=0,c.xcoords=[],c.tspan=document.createElementNS(s,"svg:tspan"),c.tspan.setAttributeNS(null,"font-family",c.fontFamily),c.tspan.setAttributeNS(null,"font-size",e(c.fontSize)+"px"),c.tspan.setAttributeNS(null,"y",e(-c.y)),c.txtElement=document.createElementNS(s,"svg:text"),c.txtElement.appendChild(c.tspan)},beginText:function(){this.current.x=this.current.lineX=0,this.current.y=this.current.lineY=0,this.current.textMatrix=a,this.current.lineMatrix=a,this.current.tspan=document.createElementNS(s,"svg:tspan"),this.current.txtElement=document.createElementNS(s,"svg:text"),this.current.txtgrp=document.createElementNS(s,"svg:g"),this.current.xcoords=[]},moveText:function(t,n){var r=this.current;this.current.x=this.current.lineX+=t,this.current.y=this.current.lineY+=n,r.xcoords=[],r.tspan=document.createElementNS(s,"svg:tspan"),r.tspan.setAttributeNS(null,"font-family",r.fontFamily),r.tspan.setAttributeNS(null,"font-size",e(r.fontSize)+"px"),r.tspan.setAttributeNS(null,"y",e(-r.y))},showText:function(t){var r=this.current,i=r.font,a=r.fontSize;if(0!==a){var s,o=r.charSp
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Object.defineProperty(m,"isLittleEndian",{configurable:!0,get:function(){var t=r.isLittleEndian();return r.shadow(m,"isLittleEndian",t)}}),m.removeNullCharacters=r.removeNullCharacters,m.PasswordResponses=r.PasswordResponses,m.PasswordException=r.PasswordException,m.UnknownErrorException=r.UnknownErrorException,m.InvalidPDFException=r.InvalidPDFException,m.MissingPDFException=r.MissingPDFException,m.UnexpectedResponseException=r.UnexpectedResponseException,m.Util=r.Util,m.PageViewport=r.PageViewport,m.createPromiseCapability=r.createPromiseCapability,m.maxImageSize=void 0===m.maxImageSize?-1:m.maxImageSize,m.cMapUrl=void 0===m.cMapUrl?null:m.cMapUrl,m.cMapPacked=void 0!==m.cMapPacked&&m.cMapPacked,m.disableFontFace=void 0!==m.disableFontFace&&m.disableFontFace,m.imageResourcesPath=void 0===m.imageResourcesPath?"":m.imageResourcesPath,m.disableWorker=void 0!==m.disableWorker&&m.disableWorker,m.workerSrc=void 0===m.workerSrc?null:m.workerSrc,m.workerPort=void 0===m.workerPort?null:m.workerPort,m.disableRange=void 0!==m.disableRange&&m.disableRange,m.disableStream=void 0!==m.disableStream&&m.disableStream,m.disableAutoFetch=void 0!==m.disableAutoFetch&&m.disableAutoFetch,m.pdfBug=void 0!==m.pdfBug&&m.pdfBug,m.postMessageTransfers=void 0===m.postMessageTransfers||m.postMessageTransfers,m.disableCreateObjectURL=void 0!==m.disableCreateObjectURL&&m.disableCreateObjectURL,m.disableWebGL=void 0===m.disableWebGL||m.disableWebGL,m.externalLinkTarget=void 0===m.externalLinkTarget?f.NONE:m.externalLinkTarget,m.externalLinkRel=void 0===m.externalLinkRel?p:m.externalLinkRel,m.isEvalSupported=void 0===m.isEvalSupported||m.isEvalSupported;var A=m.openExternalLinksInNewWindow;delete m.openExternalLinksInNewWindow,Object.defineProperty(m,"openExternalLinksInNewWindow",{get:function(){return m.externalLinkTarget===f.BLANK},set:function(t){if(t&&u('PDFJS.openExternalLinksInNewWindow, please use "PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK" instead.'),m.externalLinkTarget!==f.NONE)return void d("PDFJS.externalLinkTarget is already initialized");m.externalLinkTarget=t?f.BLANK:f.NONE},enumerable:!0,configurable:!0}),A&&(m.openExternalLinksInNewWindow=A),m.getDocument=a.getDocument,m.PDFDataRangeTransport=a.PDFDataRangeTransport,m.PDFWorker=a.PDFWorker,Object.defineProperty(m,"hasCanvasTypedArrays",{configurable:!0,get:function(){var t=i.hasCanvasTypedArrays();return r.shadow(m,"hasCanvasTypedArrays",t)}}),m.CustomStyle=i.CustomStyle,m.LinkTarget=f,m.addLinkAttributes=i.addLinkAttributes,m.getFilenameFromUrl=i.getFilenameFromUrl,m.isExternalLinkTargetSet=i.isExternalLinkTargetSet,m.AnnotationLayer=s.AnnotationLayer,m.renderTextLayer=o.renderTextLayer,m.Metadata=c.Metadata,m.SVGGraphics=l.SVGGraphics,m.UnsupportedManager=a._UnsupportedManager,e.globalScope=h,e.isWorker=g,e.PDFJS=h.PDFJS},function(t,e,n){"use strict";function r(t){t.mozCurrentTransform||(t._originalSave=t.save,t._originalRestore=t.restore,t._originalRotate=t.rotate,t._originalScale=t.scale,t._originalTranslate=t.translate,t._originalTransform=t.transform,t._originalSetTransform=t.setTransform,t._transformMatrix=t._transformMatrix||[1,0,0,1,0,0],t._transformStack=[],Object.defineProperty(t,"mozCurrentTransform",{get:function(){return this._transformMatrix}}),Object.defineProperty(t,"mozCurrentTransformInverse",{get:function(){var t=this._transformMatrix,e=t[0],n=t[1],r=t[2],i=t[3],a=t[4],s=t[5],o=e*i-n*r,c=n*r-e*i;return[i/o,n/c,r/c,e/o,(i*a-r*s)/c,(n*a-e*s)/o]}}),t.save=function(){var t=this._transformMatrix;this._transformStack.push(t),this._transformMatrix=t.slice(0,6),this._originalSave()},t.restore=function(){var t=this._transformStack.pop();t&&(this._transformMatrix=t,this._originalRestore())},t.translate=function(t,e){var n=this._transformMatrix;n[4]=n[0]*t+n[2]*e+n[4],n[5]=n[1]*t+n[3]*e+n[5],this._originalTranslate(t,e)},t.scale=function(t,e){var n=this._transformMatrix;n[0]=n[0]*t,n[1]=n[1]*t,n[2]=n[2]*e,n[3]=n[3]*e,this._originalScale(t,e)},t.transform=function(e,n,r,i,a,s){var o=this._transformMatrix;this._transformMatrix=[o[0]*e+o[2]*n,o[1]*e+o[3]*n,o[0]*r+o[2]*
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return atob("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")};Object.defineProperty(r.prototype,"loadTestFont",{get:function(){return c(this,"loadTestFont",h())},configurable:!0}),r.prototype.addNativeFontFace=function(t){this.nativeFontFaces.push(t),document.fonts.add(t)},r.prototype.bind=function(t,e){for(var n=[],i=[],a=[],s=r.isFontLoadingAPISupported&&!r.isSyncFontLoadingSupported,o=0,c=t.length;o<c;o++){var h=t[o];if(!h.attached&&h.loading!==!1)if(h.attached=!0,s){var u=h.createNativeFontFace();u&&(this.addNativeFontFace(u),a.push(function(t){return t.loaded.catch(function(e){l('Failed to load font "'+t.family+'": '+e)})}(u)))}else{var d=h.createFontFaceRule();d&&(this.insertRule(d),n.push(d),i.push(h))}}var f=this.queueLoadingCallback(e);s?Promise.all(a).then(function(){f.complete()}):n.length>0&&!r.isSyncFontLoadingSupported?this.prepareFontLoadEvent(n,i,f):f.complete()},r.prototype.queueLoadingCallback=function(t){function e(){for(a(!i.end,"completeRequest() cannot be called twice"),i.end=Date.now();n.requests.length>0&&n.requests[0].end;){var t=n.requests.shift();setTimeout(t.callback,0)}}var n=this.loadingContext,r="pdfjs-font-loading-"+n.nextRequestId++,i={id:r,complete:e,callback:t,started:Date.now()};return n.requests.push(i),i},r.prototype.prepareFontLoadEvent=function(t,e,n){function r(t,e){return t.charCodeAt(e)<<24|t.charCodeAt(e+1)<<16|t.charCodeAt(e+2)<<8|255&t.charCodeAt(e+3)}function i(t,e,n,r){return t.substr(0,e)+r+t.substr(e+n)}function a(t,e){return++d>30?(l("Load test font never loaded."),void e()):(u.font="30px "+t,u.fillText(".",0,20),u.getImageData(0,0,1,1).data[3]>0?void e():void setTimeout(a.bind(null,t,e)))}var s,c,h=document.createElement("canvas");h.width=1,h.height=1;var u=h.getContext("2d"),d=0,f="lt"+Date.now()+this.loadTestFontId++,p=this.loadTestFont;p=i(p,976,f.length,f);var g=r(p,16);for(s=0,c=f.length-3;s<c;s+=4)g=g-1482184792+r(f,s)|0;s<f.length&&(g=g-1482184792+r(f+"XXX",s)|0),p=i(p,16,4,o(g));var m="url(data:font/opentype;base64,"+btoa(p)+");",A='@font-face { font-family:"'+f+'";src:'+m+"}";this.insertRule(A);var v=[];for(s=0,c=e.length;s<c;s++)v.push(e[s].loadedName);v.push(f);var b=document.createElement("div");for(b.setAttribute("style","visibility: hidden;width: 10px; height: 10px;position: absolute; top: 0px; left: 0px;"),s=0,c=v.length;s<c;++s){var y=document.createElement("span");y.textContent="Hi",y.style.fontFamily=v[s],b.appendChild(y)}document.body.appendChild(b),a(f,function(){document.body.removeChild(b),n.complete()})},r.isFontLoadingAPISupported="undefined"!=typeof document&&!!document.fonts;var u=function(){if("undefined"==typeof naviga
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e.createValidAbsoluteUrl=r.createValidAbsoluteUrl,e.createObjectURL=r.createObjectURL,e.removeNullCharacters=r.removeNullCharacters,e.shadow=r.shadow,e.createBlob=r.createBlob,e.getFilenameFromUrl=c.getFilenameFromUrl,e.addLinkAttributes=c.addLinkAttributes}])});
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