2013-11-12 21:35:28 +04:00
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(function(t,e,n){"use strict";function r(t,e,n){var r,a=t.runtimeStyle&&t.runtimeStyle[e],o=t.style;return!/^-?[0-9]+\.?[0-9]*(?:px)?$/i.test(n)&&/^-?\d/.test(n)&&(r=o.left,a&&(t.runtimeStyle.left=t.currentStyle.left),o.left="fontSize"===e?"1em":n||0,n=o.pixelLeft+"px",o.left=r,a&&(t.runtimeStyle.left=a)),/^(thin|medium|thick)$/i.test(n)?n:Math.round(parseFloat(n))+"px"}function a(t){return parseInt(t,10)}function o(t,e,a,o){if(t=(t||"").split(","),t=t[o||0]||t[0]||"auto",t=c.Util.trimText(t).split(" "),"backgroundSize"===a&&t[0]&&t[0].match(/^(cover|contain|auto)$/))return t;if(t[0]=-1===t[0].indexOf("%")?r(e,a+"X",t[0]):t[0],t[1]===n){if("backgroundSize"===a)return t[1]="auto",t;t[1]=t[0]}return t[1]=-1===t[1].indexOf("%")?r(e,a+"Y",t[1]):t[1],t}function i(t,e){var n=[];return{storage:n,width:t,height:e,clip:function(){n.push({type:"function",name:"clip",arguments:arguments})},translate:function(){n.push({type:"function",name:"translate",arguments:arguments})},fill:function(){n.push({type:"function",name:"fill",arguments:arguments})},save:function(){n.push({type:"function",name:"save",arguments:arguments})},restore:function(){n.push({type:"function",name:"restore",arguments:arguments})},fillRect:function(){n.push({type:"function",name:"fillRect",arguments:arguments})},createPattern:function(){n.push({type:"function",name:"createPattern",arguments:arguments})},drawShape:function(){var t=[];return n.push({type:"function",name:"drawShape",arguments:t}),{moveTo:function(){t.push({name:"moveTo",arguments:arguments})},lineTo:function(){t.push({name:"lineTo",arguments:arguments})},arcTo:function(){t.push({name:"arcTo",arguments:arguments})},bezierCurveTo:function(){t.push({name:"bezierCurveTo",arguments:arguments})},quadraticCurveTo:function(){t.push({name:"quadraticCurveTo",arguments:arguments})}}},drawImage:function(){n.push({type:"function",name:"drawImage",arguments:arguments})},fillText:function(){n.push({type:"function",name:"fillText",arguments:arguments})},setVariable:function(t,e){return n.push({type:"variable",name:t,arguments:e}),e}}}var l,s,c={};c.Util={},c.Util.log=function(e){c.logging&&t.console&&t.console.log&&t.console.log(e)},c.Util.trimText=function(t){return function(e){return t?t.apply(e):((e||"")+"").replace(/^\s+|\s+$/g,"")}}(String.prototype.trim),c.Util.asFloat=function(t){return parseFloat(t)},function(){var t=/((rgba|rgb)\([^\)]+\)(\s-?\d+px){0,})/g,e=/(-?\d+px)|(#.+)|(rgb\(.+\))|(rgba\(.+\))/g;c.Util.parseTextShadows=function(n){if(!n||"none"===n)return[];for(var r=n.match(t),a=[],o=0;r&&r.length>o;o++){var i=r[o].match(e);a.push({color:i[0],offsetX:i[1]?i[1].replace("px",""):0,offsetY:i[2]?i[2].replace("px",""):0,blur:i[3]?i[3].replace("px",""):0})}return a}}(),c.Util.parseBackgroundImage=function(t){var e,n,r,a,o,i,l,s,c=" \r\n ",d=[],h=0,u=0,f=function(){e&&('"'===n.substr(0,1)&&(n=n.substr(1,n.length-2)),n&&s.push(n),"-"===e.substr(0,1)&&(a=e.indexOf("-",1)+1)>0&&(r=e.substr(0,a),e=e.substr(a)),d.push({prefix:r,method:e.toLowerCase(),value:o,args:s})),s=[],e=r=n=o=""};f();for(var p=0,g=t.length;g>p;p++)if(i=t[p],!(0===h&&c.indexOf(i)>-1)){switch(i){case'"':l?l===i&&(l=null):l=i;break;case"(":if(l)break;if(0===h){h=1,o+=i;continue}u++;break;case")":if(l)break;if(1===h){if(0===u){h=0,o+=i,f();continue}u--}break;case",":if(l)break;if(0===h){f();continue}if(1===h&&0===u&&!e.match(/^url$/i)){s.push(n),n="",o+=i;continue}}o+=i,0===h?e+=i:n+=i}return f(),d},c.Util.Bounds=function(t){var e,n={};return t.getBoundingClientRect&&(e=t.getBoundingClientRect(),n.top=e.top,n.bottom=e.bottom||e.top+e.height,n.left=e.left,n.width=t.offsetWidth,n.height=t.offsetHeight),n},c.Util.OffsetBounds=function(t){var e=t.offsetParent?c.Util.OffsetBounds(t.offsetParent):{top:0,left:0};return{top:t.offsetTop+e.top,bottom:t.offsetTop+t.offsetHeight+e.top,left:t.offsetLeft+e.left,width:t.offsetWidth,height:t.offsetHeight}},c.Util.getCSS=function(t,n,r){l!==t&&(s=e.defaultView.getComputedStyle(t,null));var i=s[n];if(/^background(Size|Position)$/.test(n))return o(i,t,n,r);if(/border(Top|Bottom)(Left|Right)Radius/.test(n)){var
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for(l in x)if(x.hasOwnProperty(l)&&(i=x[l],"object"==typeof i&&i.callbackname&&i.succeeded===n)){t[i.callbackname]=n;try{delete t[i.callbackname]}catch(s){}i.script&&i.script.parentNode&&(i.script.setAttribute("src","about:blank"),i.script.parentNode.removeChild(i.script)),x.numLoaded++,x.numFailed++,b.log("html2canvas: Cleaned up failed img: '"+l+"' Steps: "+x.numLoaded+" / "+x.numTotal)}t.stop!==n?t.stop():e.execCommand!==n&&e.execCommand("Stop",!1),e.close!==n&&e.close(),x.cleanupDone=!0,a&&"string"==typeof a||o()}},renderingDone:function(){w&&t.clearTimeout(w)}},r.timeout>0&&(w=t.setTimeout(m.cleanupDOM,r.timeout)),b.log("html2canvas: Preload starts: finding background-images"),x.firstRun=!0,f(C),b.log("html2canvas: Preload: Finding images"),y=0;E>y;y+=1)m.loadImage(T[y].getAttribute("src"));return x.firstRun=!1,b.log("html2canvas: Preload: Done."),x.numTotal===x.numLoaded&&o(),m},c.Renderer=function(t,r){function a(t){function e(t){Object.keys(t).sort().forEach(function(n){var r=[],o=[],i=[],l=[];t[n].forEach(function(t){t.node.zIndex.isPositioned||1>t.node.zIndex.opacity?i.push(t):t.node.zIndex.isFloated?o.push(t):r.push(t)}),function s(t){t.forEach(function(t){l.push(t),t.children&&s(t.children)})}(r.concat(o,i)),l.forEach(function(t){t.context?e(t.context):a.push(t.node)})})}var r,a=[];return r=function(t){function e(t,r,a){var o="auto"===r.zIndex.zindex?0:Number(r.zIndex.zindex),i=t,l=r.zIndex.isPositioned,s=r.zIndex.isFloated,c={node:r},d=a;r.zIndex.ownStacking?(i=c.context={"!":[{node:r,children:[]}]},d=n):(l||s)&&(d=c.children=[]),0===o&&a?a.push(c):(t[o]||(t[o]=[]),t[o].push(c)),r.zIndex.children.forEach(function(t){e(i,t,d)})}var r={};return e(r,t),r}(t),e(r),a}function o(t){var e;if("string"==typeof r.renderer&&c.Renderer[t]!==n)e=c.Renderer[t](r);else{if("function"!=typeof t)throw Error("Unknown renderer");e=t(r)}if("function"!=typeof e)throw Error("Invalid renderer defined");return e}return o(r.renderer)(t,r,e,a(t.stack),c)},c.Util.Support=function(t,e){function r(){var t=new Image,r=e.createElement("canvas"),a=r.getContext===n?!1:r.getContext("2d");if(a===!1)return!1;r.width=r.height=10,t.src=["data:image/svg+xml,","<svg xmlns='http://www.w3.org/2000/svg' width='10' height='10'>","<foreignObject width='10' height='10'>","<div xmlns='http://www.w3.org/1999/xhtml' style='width:10;height:10;'>","sup","</div>","</foreignObject>","</svg>"].join("");try{a.drawImage(t,0,0),r.toDataURL()}catch(o){return!1}return c.Util.log("html2canvas: Parse: SVG powered rendering available"),!0}function a(){var t,n,r,a,o=!1;return e.createRange&&(t=e.createRange(),t.getBoundingClientRect&&(n=e.createElement("boundtest"),n.style.height="123px",n.style.display="block",e.body.appendChild(n),t.selectNode(n),r=t.getBoundingClientRect(),a=r.height,123===a&&(o=!0),e.body.removeChild(n))),o}return{rangeBounds:a(),svgRendering:t.svgRendering&&r()}},t.html2canvas=function(e,n){e=e.length?e:[e];var r,a={logging:!1,elements:e,background:"#fff",proxy:null,timeout:0,useCORS:!1,allowTaint:!1,svgRendering:!1,ignoreElements:"IFRAME|OBJECT|PARAM",useOverflow:!0,letterRendering:!1,chinese:!1,async:!1,width:null,height:null,taintTest:!0,renderer:"Canvas"};return a=c.Util.Extend(n,a),c.logging=a.logging,a.complete=function(t){("function"!=typeof a.onpreloaded||a.onpreloaded(t)!==!1)&&c.Parse(t,a,function(t){("function"!=typeof a.onparsed||a.onparsed(t)!==!1)&&(r=c.Renderer(t,a),"function"==typeof a.onrendered&&a.onrendered(r))})},t.setTimeout(function(){c.Preload(a)},0),{render:function(t,e){return c.Renderer(t,c.Util.Extend(e,a))},parse:function(t,e){return c.Parse(t,c.Util.Extend(e,a))},preload:function(t){return c.Preload(c.Util.Extend(t,a))},log:c.Util.log}},t.html2canvas.log=c.Util.log,t.html2canvas.Renderer={Canvas:n},c.Renderer.Canvas=function(t){function r(t,e){t.beginPath(),e.forEach(function(e){t[e.name].apply(t,e.arguments)}),t.closePath()}function a(t){if(-1===l.indexOf(t.arguments[0].src)){d.drawImage(t.arguments[0],0,0);try{d.getImageData(0,0,1,1)}catch(e){return s=i.createElement("canvas"),d=s.getContext("2d"),!1}l.push(t.argument
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