pdfjs-dist/build/pdf.min.js

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var f,p,g="  attribute vec2 a_position;                                      attribute vec2 a_texCoord;                                                                                                      uniform vec2 u_resolution;                                                                                                      varying vec2 v_texCoord;                                                                                                        void main() {                                                     vec2 clipSpace = (a_position / u_resolution) * 2.0 - 1.0;       gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1);                                                                              v_texCoord = a_texCoord;                                      }                                                             ",m="  precision mediump float;                                                                                                        uniform vec4 u_backdrop;                                        uniform int u_subtype;                                          uniform sampler2D u_image;                                      uniform sampler2D u_mask;                                                                                                       varying vec2 v_texCoord;                                                                                                        void main() {                                                     vec4 imageColor = texture2D(u_image, v_texCoord);               vec4 maskColor = texture2D(u_mask, v_texCoord);                 if (u_backdrop.a > 0.0) {                                         maskColor.rgb = maskColor.rgb * maskColor.a +                                   u_backdrop.rgb * (1.0 - maskColor.a);         }                                                               float lum;                                                      if (u_subtype == 0) {                                             lum = maskColor.a;                                            } else {                                                          lum = maskColor.r * 0.3 + maskColor.g * 0.59 +                        maskColor.b * 0.11;                                     }                                                               imageColor.a *= lum;                                            imageColor.rgb *= imageColor.a;                                 gl_FragColor = imageColor;                                    }                                                             ",A=null,v="  attribute vec2 a_position;                                      attribute vec3 a_color;                                                                                                         uniform vec2 u_resolution;                                      uniform vec2 u_scale;                                           uniform vec2 u_offset;                                                                                                          varying vec4 v_color;                                                                                                           void main() {                                                     vec2 position = (a_position + u_offset) * u_scale;              vec2 clipSpace = (position / u_resolution) * 2.0 - 1.0;         gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1);                                                                              v_color = vec4(a_color / 255.0, 1.0);                         }                                                             ",b="  precision mediump float;                                                                                                        varying vec4 v_color;                                                                                                           void main() {                                                     gl_FragColor = v_color;                                       }                                                             ",y=null;return{get isEnabled(
paintImageMaskXObject:function(t){var e=this.ctx,r=t.width,a=t.height,s=this.current.fillColor,o=this.current.patternFill,c=this.processingType3;if(c&&void 0===c.compiled&&(c.compiled=r<=1e3&&a<=1e3?i({data:t.data,width:r,height:a}):null),c&&c.compiled)return void c.compiled(e);var l=this.cachedCanvases.getCanvas("maskCanvas",r,a),h=l.context;h.save(),n(h,t),h.globalCompositeOperation="source-in",h.fillStyle=o?s.getPattern(h,this):s,h.fillRect(0,0,r,a),h.restore(),this.paintInlineImageXObject(l.canvas)},paintImageMaskXObjectRepeat:function(t,e,r,i){var a=t.width,s=t.height,o=this.current.fillColor,c=this.current.patternFill,l=this.cachedCanvases.getCanvas("maskCanvas",a,s),h=l.context;h.save(),n(h,t),h.globalCompositeOperation="source-in",h.fillStyle=c?o.getPattern(h,this):o,h.fillRect(0,0,a,s),h.restore();for(var u=this.ctx,d=0,f=i.length;d<f;d+=2)u.save(),u.transform(e,0,0,r,i[d],i[d+1]),u.scale(1,-1),u.drawImage(l.canvas,0,0,a,s,0,-1,1,1),u.restore()},paintImageMaskXObjectGroup:function(t){for(var e=this.ctx,r=this.current.fillColor,i=this.current.patternFill,a=0,s=t.length;a<s;a++){var o=t[a],c=o.width,l=o.height,h=this.cachedCanvases.getCanvas("maskCanvas",c,l),u=h.context;u.save(),n(u,o),u.globalCompositeOperation="source-in",u.fillStyle=i?r.getPattern(u,this):r,u.fillRect(0,0,c,l),u.restore(),e.save(),e.transform.apply(e,o.transform),e.scale(1,-1),e.drawImage(h.canvas,0,0,c,l,0,-1,1,1),e.restore()}},paintImageXObject:function(t){var e=this.objs.get(t);if(!e)return void(0,a.warn)("Dependent image isn't ready yet");this.paintInlineImageXObject(e)},paintImageXObjectRepeat:function(t,e,n,r){var i=this.objs.get(t);if(!i)return void(0,a.warn)("Dependent image isn't ready yet");for(var s=i.width,o=i.height,c=[],l=0,h=r.length;l<h;l+=2)c.push({transform:[e,0,0,n,r[l],r[l+1]],x:0,y:0,w:s,h:o});this.paintInlineImageXObjectGroup(i,c)},paintInlineImageXObject:function(t){var n=t.width,r=t.height,i=this.ctx;this.save(),i.scale(1/n,-1/r);var a,s,o=i.mozCurrentTransformInverse,c=o[0],l=o[1],h=Math.max(Math.sqrt(c*c+l*l),1),u=o[2],d=o[3],f=Math.max(Math.sqrt(u*u+d*d),1);if(t instanceof HTMLElement||!t.data)a=t;else{s=this.cachedCanvases.getCanvas("inlineImage",n,r);var p=s.context;e(p,t),a=s.canvas}for(var g=n,m=r,A="prescale1";h>2&&g>1||f>2&&m>1;){var v=g,b=m;h>2&&g>1&&(v=Math.ceil(g/2),h/=g/v),f>2&&m>1&&(b=Math.ceil(m/2),f/=m/b),s=this.cachedCanvases.getCanvas(A,v,b),p=s.context,p.clearRect(0,0,v,b),p.drawImage(a,0,0,g,m,0,0,v,b),a=s.canvas,g=v,m=b,A="prescale1"===A?"prescale2":"prescale1"}if(i.drawImage(a,0,0,g,m,0,-r,n,r),this.imageLayer){var y=this.getCanvasPosition(0,-r);this.imageLayer.appendImage({imgData:t,left:y[0],top:y[1],width:n/o[0],height:r/o[3]})}this.restore()},paintInlineImageXObjectGroup:function(t,n){var r=this.ctx,i=t.width,a=t.height,s=this.cachedCanvases.getCanvas("inlineImage",i,a);e(s.context,t);for(var o=0,c=n.length;o<c;o++){var l=n[o];if(r.save(),r.transform.apply(r,l.transform),r.scale(1,-1),r.drawImage(s.canvas,l.x,l.y,l.w,l.h,0,-1,1,1),this.imageLayer){var h=this.getCanvasPosition(l.x,l.y);this.imageLayer.appendImage({imgData:t,left:h[0],top:h[1],width:i,height:a})}r.restore()}},paintSolidColorImageMask:function(){this.ctx.fillRect(0,0,1,1)},paintXObject:function(){(0,a.warn)("Unsupported 'paintXObject' command.")},markPoint:function(t){},markPointProps:function(t,e){},beginMarkedContent:function(t){},beginMarkedContentProps:function(t,e){},endMarkedContent:function(){},beginCompat:function(){},endCompat:function(){},consumePath:function(){var t=this.ctx;this.pendingClip&&(this.pendingClip===S?t.clip("evenodd"):t.clip(),this.pendingClip=null),t.beginPath()},getSinglePixelWidth:function(t){if(null===this.cachedGetSinglePixelWidth){this.ctx.save();var e=this.ctx.mozCurrentTransformInverse;this.ctx.restore(),this.cachedGetSinglePixelWidth=Math.sqrt(Math.max(e[0]*e[0]+e[1]*e[1],e[2]*e[2]+e[3]*e[3]))}return this.cachedGetSinglePixelWidth},getCanvasPosition:function(t,e){var n=this.ctx.mozCurrentTransform;return[n[0]*t+n[2]*e+n[4],n[1]*t+n[3]*e+n[5]]}};for(var x in a.OPS)t.prototype[a.OPS[x]]=t.prototype
l="fragment"):y!==p&&"\t"!==y&&"\n"!==y&&"\r"!==y&&(this._schemeData+=a(y));break;case"no scheme":if(o&&t(o._scheme)){l="relative";continue}c("Missing scheme."),r.call(this);break;case"relative or authority":if("/"!==y||"/"!==e[h+1]){c("Expected /, got: "+y),l="relative";continue}l="authority ignore slashes";break;case"relative":if(this._isRelative=!0,"file"!==this._scheme&&(this._scheme=o._scheme),y===p){this._host=o._host,this._port=o._port,this._path=o._path.slice(),this._query=o._query,this._username=o._username,this._password=o._password;break t}if("/"===y||"\\"===y)"\\"===y&&c("\\ is an invalid code point."),l="relative slash";else if("?"===y)this._host=o._host,this._port=o._port,this._path=o._path.slice(),this._query="?",this._username=o._username,this._password=o._password,l="query";else{if("#"!==y){var S=e[h+1],x=e[h+2];("file"!==this._scheme||!g.test(y)||":"!==S&&"|"!==S||x!==p&&"/"!==x&&"\\"!==x&&"?"!==x&&"#"!==x)&&(this._host=o._host,this._port=o._port,this._username=o._username,this._password=o._password,this._path=o._path.slice(),this._path.pop()),l="relative path";continue}this._host=o._host,this._port=o._port,this._path=o._path.slice(),this._query=o._query,this._fragment="#",this._username=o._username,this._password=o._password,l="fragment"}break;case"relative slash":if("/"!==y&&"\\"!==y){"file"!==this._scheme&&(this._host=o._host,this._port=o._port,this._username=o._username,this._password=o._password),l="relative path";continue}"\\"===y&&c("\\ is an invalid code point."),l="file"===this._scheme?"file host":"authority ignore slashes";break;case"authority first slash":if("/"!==y){c("Expected '/', got: "+y),l="authority ignore slashes";continue}l="authority second slash";break;case"authority second slash":if(l="authority ignore slashes","/"!==y){c("Expected '/', got: "+y);continue}break;case"authority ignore slashes":if("/"!==y&&"\\"!==y){l="authority";continue}c("Expected authority, got: "+y);break;case"authority":if("@"===y){A&&(c("@ already seen."),u+="%40"),A=!0;for(var w=0;w<u.length;w++){var _=u[w];if("\t"!==_&&"\n"!==_&&"\r"!==_)if(":"!==_||null!==this._password){var T=a(_);null!==this._password?this._password+=T:this._username+=T}else this._password="";else c("Invalid whitespace in authority.")}u=""}else{if(y===p||"/"===y||"\\"===y||"?"===y||"#"===y){h-=u.length,u="",l="host";continue}u+=y}break;case"file host":if(y===p||"/"===y||"\\"===y||"?"===y||"#"===y){2!==u.length||!g.test(u[0])||":"!==u[1]&&"|"!==u[1]?0===u.length?l="relative path start":(this._host=i.call(this,u),u="",l="relative path start"):l="relative path";continue}"\t"===y||"\n"===y||"\r"===y?c("Invalid whitespace in file host."):u+=y;break;case"host":case"hostname":if(":"!==y||v){if(y===p||"/"===y||"\\"===y||"?"===y||"#"===y){if(this._host=i.call(this,u),u="",l="relative path start",n)break t;continue}"\t"!==y&&"\n"!==y&&"\r"!==y?("["===y?v=!0:"]"===y&&(v=!1),u+=y):c("Invalid code point in host/hostname: "+y)}else if(this._host=i.call(this,u),u="",l="port","hostname"===n)break t;break;case"port":if(/[0-9]/.test(y))u+=y;else{if(y===p||"/"===y||"\\"===y||"?"===y||"#"===y||n){if(""!==u){var C=parseInt(u,10);C!==d[this._scheme]&&(this._port=C+""),u=""}if(n)break t;l="relative path start";continue}"\t"===y||"\n"===y||"\r"===y?c("Invalid code point in port: "+y):r.call(this)}break;case"relative path start":if("\\"===y&&c("'\\' not allowed in path."),l="relative path","/"!==y&&"\\"!==y)continue;break;case"relative path":if(y!==p&&"/"!==y&&"\\"!==y&&(n||"?"!==y&&"#"!==y))"\t"!==y&&"\n"!==y&&"\r"!==y&&(u+=a(y));else{"\\"===y&&c("\\ not allowed in relative path.");var k;(k=f[u.toLowerCase()])&&(u=k),".."===u?(this._path.pop(),"/"!==y&&"\\"!==y&&this._path.push("")):"."===u&&"/"!==y&&"\\"!==y?this._path.push(""):"."!==u&&("file"===this._scheme&&0===this._path.length&&2===u.length&&g.test(u[0])&&"|"===u[1]&&(u=u[0]+":"),this._path.push(u)),u="","?"===y?(this._query="?",l="query"):"#"===y&&(this._fragment="#",l="fragment")}break;case"query":n||"#"!==y?y!==p&&"\t"!==y&&"\n"!==y&&"\r"!==y&&(this._query+=s(y)):(this._fragment="#",l="fragment");break