mirror of
https://github.com/niklasvh/html2canvas.git
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7 lines
19 KiB
JavaScript
7 lines
19 KiB
JavaScript
/*
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html2canvas 0.5.0-rc1 <http://html2canvas.hertzen.com>
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Copyright (c) 2014 Niklas von Hertzen
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Released under MIT License
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*/
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(function(t,e,n){function o(){return Math.max(Math.max(e.body.scrollWidth,e.documentElement.scrollWidth),Math.max(e.body.offsetWidth,e.documentElement.offsetWidth),Math.max(e.body.clientWidth,e.documentElement.clientWidth))}function i(){return Math.max(Math.max(e.body.scrollHeight,e.documentElement.scrollHeight),Math.max(e.body.offsetHeight,e.documentElement.offsetHeight),Math.max(e.body.clientHeight,e.documentElement.clientHeight))}function r(t,e,n){var o=t.documentElement.cloneNode(!0),i=t.createElement("iframe");i.style.display="hidden",i.style.position="absolute",i.style.width=e+"px",i.style.height=n+"px",t.body.appendChild(i);var r=i.contentWindow.document;return r.replaceChild(r.adoptNode(o),r.documentElement),i}function s(t,e,n,o,i){this.renderer=e,this.options=i,this.range=null,this.support=n,this.stack=new _(!0,1,t.ownerDocument,null);var r=new P(t,null);r.visibile=r.isElementVisible(),this.nodes=[r].concat(this.getChildren(r)).filter(function(t){return t.visible=t.isElementVisible()}),this.images=o.fetch(this.nodes.filter(C)),this.createStackingContexts(),this.sortStackingContexts(this.stack),this.images.ready.then(N(function(){W("Images loaded, starting parsing"),this.parse(this.stack),i.onrendered(e.canvas)},this))}function a(t){return 0>t.cssInt("zIndex")}function c(t){return t.cssInt("zIndex")>0}function h(t){return 0===t.cssInt("zIndex")}function u(t){return-1!==["inline","inline-block","inline-table"].indexOf(t.css("display"))}function p(t){return t instanceof _}function d(t){return t.node.data.trim().length>0}function l(t){return/^(normal|none|0px)$/.test(t.parent.css("letterSpacing"))}function f(t,e,n,o,i,r,s){e[0]>0||e[1]>0?(t.push(["line",o[0].start.x,o[0].start.y]),o[0].curveTo(t),o[1].curveTo(t)):t.push(["line",r,s]),(n[0]>0||n[1]>0)&&t.push(["line",i[0].start.x,i[0].start.y])}function g(t){return["TopLeft","TopRight","BottomRight","BottomLeft"].map(function(e){var n=t.css("border"+e+"Radius"),o=n.split(" ");return 1>=o.length&&(o[1]=o[0]),o.map(m)})}function m(t){return parseInt(t,10)}function y(t,e,n,o){var i=4*((Math.sqrt(2)-1)/3),r=n*i,s=o*i,a=t+n,c=e+o;return{topLeft:w({x:t,y:c},{x:t,y:c-s},{x:a-r,y:e},{x:a,y:e}),topRight:w({x:t,y:e},{x:t+r,y:e},{x:a,y:c-s},{x:a,y:c}),bottomRight:w({x:a,y:e},{x:a,y:e+s},{x:t+r,y:c},{x:t,y:c}),bottomLeft:w({x:a,y:c},{x:a-r,y:c},{x:t,y:e+s},{x:t,y:e})}}function b(t,e,n){var o=t.left,i=t.top,r=t.width,s=t.height,a=e[0][0],c=e[0][1],h=e[1][0],u=e[1][1],p=e[2][0],d=e[2][1],l=e[3][0],f=e[3][1],g=r-h,m=s-d,b=r-p,w=s-f;return{topLeftOuter:y(o,i,a,c).topLeft.subdivide(.5),topLeftInner:y(o+n[3].width,i+n[0].width,Math.max(0,a-n[3].width),Math.max(0,c-n[0].width)).topLeft.subdivide(.5),topRightOuter:y(o+g,i,h,u).topRight.subdivide(.5),topRightInner:y(o+Math.min(g,r+n[3].width),i+n[0].width,g>r+n[3].width?0:h-n[3].width,u-n[0].width).topRight.subdivide(.5),bottomRightOuter:y(o+b,i+m,p,d).bottomRight.subdivide(.5),bottomRightInner:y(o+Math.min(b,r+n[3].width),i+Math.min(m,s+n[0].width),Math.max(0,p-n[1].width),Math.max(0,d-n[2].width)).bottomRight.subdivide(.5),bottomLeftOuter:y(o,i+w,l,f).bottomLeft.subdivide(.5),bottomLeftInner:y(o+n[3].width,i+w,Math.max(0,l-n[3].width),Math.max(0,f-n[2].width)).bottomLeft.subdivide(.5)}}function w(t,e,n,o){var i=function(t,e,n){return{x:t.x+(e.x-t.x)*n,y:t.y+(e.y-t.y)*n}};return{start:t,startControl:e,endControl:n,end:o,subdivide:function(r){var s=i(t,e,r),a=i(e,n,r),c=i(n,o,r),h=i(s,a,r),u=i(a,c,r),p=i(h,u,r);return[w(t,s,h,p),w(p,u,c,o)]},curveTo:function(t){t.push(["bezierCurve",e.x,e.y,n.x,n.y,o.x,o.y])},curveToReversed:function(o){o.push(["bezierCurve",n.x,n.y,e.x,e.y,t.x,t.y])}}}function x(t,e,n,o,i,r,s){var a=[];return e[0]>0||e[1]>0?(a.push(["line",o[1].start.x,o[1].start.y]),o[1].curveTo(a)):a.push(["line",t.c1[0],t.c1[1]]),n[0]>0||n[1]>0?(a.push(["line",r[0].start.x,r[0].start.y]),r[0].curveTo(a),a.push(["line",s[0].end.x,s[0].end.y]),s[0].curveToReversed(a)):(a.push(["line",t.c2[0],t.c2[1]]),a.push(["line",t.c3[0],t.c3[1]])),e[0]>0||e[1]>0?(a.push(["line",i[1].end.x,i[1].end.y]),i[1].curveToReversed(a)):a.push(["line",t.c4[0],t.c4[1]]),a}function v(t){return t.node.nodeType!==Node.ELEMENT_NODE||-1===["SCRIPT","HEAD","TITLE","OBJECT","BR"].indexOf(t.node.nodeName)}function k(t){return[].concat.apply([],t)}function R(t){return t.nodeType===Node.TEXT_NODE||t.nodeType===Node.ELEMENT_NODE}function I(t){var e=t.css("position"),n="absolute"===e||"relative"===e?t.css("zIndex"):"auto";return"auto"!==n}function B(t){return"static"!==t.css("position")}function E(t){return"none"!==t.css("float")}function T(t){var e=this;return function(){return!t.apply(e,arguments)}}function C(t){return t.node.nodeType===Node.ELEMENT_NODE}function O(t){return t.node.nodeType===Node.TEXT_NODE}function S(t,e){return t.cssInt("zIndex")-e.cssInt("zIndex")}function L(t){return 1>t.css("opacity")}function N(t,e){return function(){return t.apply(e,arguments)}}function M(t,e){this.src=t,this.image=new Image;var n=this.image;this.promise=new Promise(function(o,i){n.onload=o,n.onerror=i,e&&(n.crossOrigin="anonymous"),n.src=t})}function D(e,n){this.link=null,this.options=e,this.support=n,this.origin=t.location.protocol+t.location.host}function W(){t.html2canvas.logging&&t.console&&t.console.log&&t.console.log.apply(t.console,[Date.now()-t.html2canvas.start+"ms","html2canvas:"].concat([].slice.call(arguments,0)))}function P(t,e){this.node=t,this.parent=e,this.stack=null,this.bounds=null,this.visible=null,this.computedStyles=null,this.styles={},this.backgroundImages=null}function z(t){return-1!==(""+t).indexOf("%")}function F(t,e,n){this.width=t,this.height=e,this.images=n}function H(t,n){F.apply(this,arguments),this.canvas=e.createElement("canvas"),this.canvas.width=t,this.canvas.height=n,this.ctx=this.canvas.getContext("2d"),this.ctx.textBaseline="bottom"}function _(t,e,n,o){P.call(this,n,o),this.ownStacking=t,this.contexts=[],this.children=[],this.opacity=(this.parent?this.parent.stack.opacity:1)*e}function V(){this.rangeBounds=this.testRangeBounds(),this.cors=this.testCORS()}function j(t,e){P.call(this,t,e)}function U(t,e,o){return t.length>0?e+o.toUpperCase():n}t.html2canvas=function(a,c){var h=r(e,t.innerWidth,t.innerHeight),u=h.contentWindow;a===n?e.body:a[0];var p=u.document.documentElement,d=new V,l=new D(c,d);c=c||{},c.logging&&(t.html2canvas.logging=!0,t.html2canvas.start=Date.now());var f=new H(o(),i(),l),g=new s(p,f,d,l,c);t.console.log(g)},s.prototype.getChildren=function(t){return k([].filter.call(t.node.childNodes,R).map(function(e){var n=[e.nodeType===Node.TEXT_NODE?new j(e,t):new P(e,t)].filter(v);return e.nodeType===Node.ELEMENT_NODE&&n.length?n[0].isElementVisible()?n.concat(this.getChildren(n[0])):[]:n},this))},s.prototype.newStackingContext=function(t,e){var n=new _(e,t.cssFloat("opacity"),t.node,t.parent);n.visible=t.visible;var o=n.getParentStack(this);o.contexts.push(n),t.stack=n},s.prototype.createStackingContexts=function(){this.nodes.forEach(function(t){C(t)&&(this.isRootElement(t)||L(t)||I(t)||this.isBodyWithTransparentRoot(t))?this.newStackingContext(t,!0):C(t)&&B(t)?this.newStackingContext(t,!1):t.assignStack(t.parent.stack)},this)},s.prototype.isBodyWithTransparentRoot=function(t){return"BODY"===t.node.nodeName&&this.renderer.isTransparent(t.parent.css("backgroundColor"))},s.prototype.isRootElement=function(t){return"HTML"===t.node.nodeName},s.prototype.sortStackingContexts=function(t){t.contexts.sort(S),t.contexts.forEach(this.sortStackingContexts,this)},s.prototype.parseBounds=function(t){return t.bounds=this.getBounds(t.node)},s.prototype.getBounds=function(t){if(t.getBoundingClientRect){var e=t.getBoundingClientRect();return{top:e.top,bottom:e.bottom||e.top+e.height,left:e.left,width:t.offsetWidth,height:t.offsetHeight}}return{}},s.prototype.parseTextBounds=function(t){return function(e,n,o){if("none"!==t.parent.css("textDecoration")||0!==e.trim().length){var i=o.slice(0,n).join("").length;if(this.support.rangeBounds)return this.getRangeBounds(t.node,i,e.length);if(t.node&&"string"==typeof t.node.data){var r=t.node.splitText(e.length),s=this.getWrapperBounds(t.node);return t.node=r,s}}}},s.prototype.getWrapperBounds=function(t){var e=t.ownerDocument.createElement("wrapper"),n=t.parentNode,o=t.cloneNode(!0);e.appendChild(t.cloneNode(!0)),n.replaceChild(e,t);var i=this.getBounds(e);return n.replaceChild(o,e),i},s.prototype.getRangeBounds=function(t,e,n){var o=this.range||(this.range=t.ownerDocument.createRange());return o.setStart(t,e),o.setEnd(t,e+n),o.getBoundingClientRect()},s.prototype.parse=function(e){var n=e.contexts.filter(a),o=e.children.filter(C),i=o.filter(T(E)),r=i.filter(T(B)).filter(T(u)),s=o.filter(T(B)).filter(E),l=i.filter(T(B)).filter(u),f=e.contexts.concat(i.filter(B)).filter(h),g=e.children.filter(O).filter(d),m=e.contexts.filter(c),y=[];n.concat(r).concat(s).concat(l).concat(f).concat(g).concat(m).forEach(function(e){if(this.paint(e),-1!==y.indexOf(e.node))throw t.console.log(e,e.node),Error("rendering twice");y.push(e.node),p(e)&&this.parse(e)},this)},s.prototype.paint=function(t){O(t)?this.paintText(t):this.paintNode(t)},s.prototype.paintNode=function(t){p(t)&&this.renderer.setOpacity(t.opacity);var e=this.parseBounds(t),n=this.parseBorders(t);this.renderer.clip(n.clip,function(){this.renderer.renderBackground(t,e)},this),this.renderer.renderBorders(n.borders)},s.prototype.paintText=function(t){t.applyTextTransform();var e=t.node.data.split(!this.options.letterRendering||l(t)?/(\b| )/:""),n=t.parent.fontWeight(),o=t.parent.css("fontSize"),i=t.parent.css("fontFamily");this.renderer.font(t.parent.css("color"),t.parent.css("fontStyle"),t.parent.css("fontVariant"),n,o,i),e.map(this.parseTextBounds(t),this).forEach(function(t,n){t&&this.renderer.text(e[n],t.left,t.bottom)},this)},s.prototype.parseBorders=function(t){var e=t.bounds,n=g(t),o=["Top","Right","Bottom","Left"].map(function(e){return{width:t.cssInt("border"+e+"Width"),color:t.css("border"+e+"Color"),args:null}}),i=b(e,n,o);return{clip:this.parseBackgroundClip(t,i,o,n,e),borders:o.map(function(t,r){if(t.width>0){var s=e.left,a=e.top,c=e.width,h=e.height-o[2].width;switch(r){case 0:h=o[0].width,t.args=x({c1:[s,a],c2:[s+c,a],c3:[s+c-o[1].width,a+h],c4:[s+o[3].width,a+h]},n[0],n[1],i.topLeftOuter,i.topLeftInner,i.topRightOuter,i.topRightInner);break;case 1:s=e.left+e.width-o[1].width,c=o[1].width,t.args=x({c1:[s+c,a],c2:[s+c,a+h+o[2].width],c3:[s,a+h],c4:[s,a+o[0].width]},n[1],n[2],i.topRightOuter,i.topRightInner,i.bottomRightOuter,i.bottomRightInner);break;case 2:a=a+e.height-o[2].width,h=o[2].width,t.args=x({c1:[s+c,a+h],c2:[s,a+h],c3:[s+o[3].width,a],c4:[s+c-o[3].width,a]},n[2],n[3],i.bottomRightOuter,i.bottomRightInner,i.bottomLeftOuter,i.bottomLeftInner);break;case 3:c=o[3].width,t.args=x({c1:[s,a+h+o[2].width],c2:[s,a],c3:[s+c,a+o[0].width],c4:[s+c,a+h]},n[3],n[0],i.bottomLeftOuter,i.bottomLeftInner,i.topLeftOuter,i.topLeftInner)}}return t})}},s.prototype.parseBackgroundClip=function(t,e,n,o,i){var r=t.css("backgroundClip"),s=[];switch(r){case"content-box":case"padding-box":f(s,o[0],o[1],e.topLeftInner,e.topRightInner,i.left+n[3].width,i.top+n[0].width),f(s,o[1],o[2],e.topRightInner,e.bottomRightInner,i.left+i.width-n[1].width,i.top+n[0].width),f(s,o[2],o[3],e.bottomRightInner,e.bottomLeftInner,i.left+i.width-n[1].width,i.top+i.height-n[2].width),f(s,o[3],o[0],e.bottomLeftInner,e.topLeftInner,i.left+n[3].width,i.top+i.height-n[2].width);break;default:f(s,o[0],o[1],e.topLeftOuter,e.topRightOuter,i.left,i.top),f(s,o[1],o[2],e.topRightOuter,e.bottomRightOuter,i.left+i.width,i.top),f(s,o[2],o[3],e.bottomRightOuter,e.bottomLeftOuter,i.left+i.width,i.top+i.height),f(s,o[3],o[0],e.bottomLeftOuter,e.topLeftOuter,i.left,i.top+i.height)}return s},D.prototype.findImages=function(t,e){var n=e.parseBackgroundImages(),o=n.filter(this.isImageBackground).map(this.getBackgroundUrl).filter(this.imageExists(t)).map(this.loadImage,this);return t.concat(o)},D.prototype.getBackgroundUrl=function(t){return t.args[0]},D.prototype.isImageBackground=function(t){return"url"===t.method},D.prototype.loadImage=function(t){return t.match(/data:image\/.*;base64,/i)?new M(t.replace(/url\(['"]{0,}|['"]{0,}\)$/gi,""),!1):this.isSameOrigin(t)||this.options.allowTaint===!0?new M(t,!1):this.support.cors&&!this.options.allowTaint&&this.options.useCORS?new M(t,!0):this.options.proxy?new ProxyImageContainer(t):new DummyImageContainer(t)},D.prototype.imageExists=function(t){return function(e){return!t.some(function(t){return t.src!==e.src})}},D.prototype.isSameOrigin=function(t){var n=this.link||(this.link=e.createElement("a"));n.href=t,n.href=n.href;var o=n.protocol+n.host;return o===this.origin},D.prototype.getPromise=function(t){return t.promise},D.prototype.get=function(t){var e=null;return this.images.some(function(n){return(e=n).src===t})?e:null},D.prototype.fetch=function(t){return this.images=t.reduce(N(this.findImages,this),[]),this.ready=Promise.all(this.images.map(this.getPromise)),this},P.prototype.assignStack=function(t){this.stack=t,t.children.push(this)},P.prototype.isElementVisible=function(){return this.node.nodeType===Node.TEXT_NODE?this.parent.visible:"none"!==this.css("display")&&"hidden"!==this.css("visibility")&&!this.node.hasAttribute("data-html2canvas-ignore")},P.prototype.css=function(t){return this.computedStyles||(this.computedStyles=this.node.ownerDocument.defaultView.getComputedStyle(this.node,null)),this.styles[t]||(this.styles[t]=this.computedStyles[t])},P.prototype.cssInt=function(t){var e=parseInt(this.css(t),10);return Number.isNaN(e)?0:e},P.prototype.cssFloat=function(t){var e=parseFloat(this.css(t));return Number.isNaN(e)?0:e},P.prototype.fontWeight=function(){var t=this.css("fontWeight");switch(parseInt(t,10)){case 401:t="bold";break;case 400:t="normal"}return t},P.prototype.parseBackgroundImages=function(){var t,e,o,i,r,s,a,c=" \r\n ",h=[],u=0,p=0,d=function(){t&&('"'===e.substr(0,1)&&(e=e.substr(1,e.length-2)),e&&a.push(e),"-"===t.substr(0,1)&&(i=t.indexOf("-",1)+1)>0&&(o=t.substr(0,i),t=t.substr(i)),h.push({prefix:o,method:t.toLowerCase(),value:r,args:a,image:null})),a=[],t=o=e=r=""};return a=[],t=o=e=r="",this.css("backgroundImage").split("").forEach(function(o){if(!(0===u&&c.indexOf(o)>-1)){switch(o){case'"':s?s===o&&(s=null):s=o;break;case"(":if(s)break;if(0===u)return u=1,r+=o,n;p++;break;case")":if(s)break;if(1===u){if(0===p)return u=0,r+=o,d(),n;p--}break;case",":if(s)break;if(0===u)return d(),n;if(1===u&&0===p&&!t.match(/^url$/i))return a.push(e),e="",r+=o,n}r+=o,0===u?t+=o:e+=o}}),d(),this.backgroundImages||(this.backgroundImages=h)},P.prototype.cssList=function(t,e){var n=(this.css(t)||"").split(",");return n=n[e||0]||n[0]||"auto",n=n.trim().split(" "),1===n.length&&(n=[n[0],n[0]]),n},P.prototype.parseBackgroundSize=function(t,e,n){var o,i,r=this.cssList("backgroundSize",n);if(z(r[0]))o=t.width*parseFloat(r[0])/100;else{if(/contain|cover/.test(r[0])){var s=t.width/t.height,a=e.width/e.height;return a>s^"contain"===r[0]?{width:t.height*a,height:t.height}:{width:t.width,height:t.width/a}}o=parseInt(r[0],10)}return i="auto"===r[0]&&"auto"===r[1]?e.height:"auto"===r[1]?o/e.width*e.height:z(r[1])?t.height*parseFloat(r[1])/100:parseInt(r[1],10),"auto"===r[0]&&(o=i/e.height*e.width),{width:o,height:i}},P.prototype.parseBackgroundPosition=function(t,e,n,o){var i,r,s=this.cssList("backgroundPosition",n);return i=z(s[0])?(t.width-(o||e).width)*(parseFloat(s[0])/100):parseInt(s[0],10),r="auto"===s[1]?i/e.width*e.height:z(s[1])?(t.height-(o||e).height)*parseFloat(s[1])/100:parseInt(s[1],10),"auto"===s[0]&&(i=r/e.height*e.width),{left:i,top:r}},P.prototype.parseBackgroundRepeat=function(t){return this.cssList("backgroundRepeat",t)[0]},F.prototype.renderBackground=function(t,e){e.height>0&&e.width>0&&(this.renderBackgroundColor(t,e),this.renderBackgroundImage(t,e))},F.prototype.renderBackgroundColor=function(t,e){var n=t.css("backgroundColor");this.isTransparent(n)||this.rectangle(e.left,e.top,e.width,e.height,t.css("backgroundColor"))},F.prototype.renderBorders=function(t){t.forEach(this.renderBorder,this)},F.prototype.renderBorder=function(t){this.isTransparent(t.color)||null===t.args||this.drawShape(t.args,t.color)},F.prototype.renderBackgroundImage=function(t,e){var n=t.parseBackgroundImages();n.reverse().forEach(function(n,o){if("url"===n.method){var i=this.images.get(n.args[0]);i?this.renderBackgroundRepeating(t,e,i,o):W("Error loading background-image",n.args[0])}},this)},F.prototype.renderBackgroundRepeating=function(t,e,n,o){var i=t.parseBackgroundSize(e,n.image,o),r=t.parseBackgroundPosition(e,n.image,o,i),s=t.parseBackgroundRepeat(o);switch(s){case"repeat-x":case"repeat no-repeat":this.backgroundRepeatShape(n,r,e,e.left,e.top+r.top,99999,n.image.height);break;case"repeat-y":case"no-repeat repeat":this.backgroundRepeatShape(n,r,e,e.left+r.left,e.top,n.image.width,99999);break;case"no-repeat":this.backgroundRepeatShape(n,r,e,e.left+r.left,e.top+r.top,n.image.width,n.image.height);break;default:this.renderBackgroundRepeat(n,r,{top:e.top,left:e.left})}},F.prototype.isTransparent=function(t){return!t||"transparent"===t||"rgba(0, 0, 0, 0)"===t},H.prototype=Object.create(F.prototype),H.prototype.setFillStyle=function(t){return this.ctx.fillStyle=t,this.ctx},H.prototype.rectangle=function(t,e,n,o,i){this.setFillStyle(i).fillRect(t,e,n,o)},H.prototype.drawShape=function(t,e){this.shape(t),this.setFillStyle(e).fill()},H.prototype.clip=function(t,e,n){this.ctx.save(),this.shape(t).clip(),e.call(n),this.ctx.restore()},H.prototype.shape=function(t){return this.ctx.beginPath(),t.forEach(function(t,e){this.ctx[0===e?"moveTo":t[0]+"To"].apply(this.ctx,t.slice(1))},this),this.ctx.closePath(),this.ctx},H.prototype.font=function(t,e,n,o,i,r){this.setFillStyle(t).font=[e,n,o,i,r].join(" ")},H.prototype.setOpacity=function(t){this.ctx.globalAlpha=t},H.prototype.text=function(t,e,n){this.ctx.fillText(t,e,n)},H.prototype.backgroundRepeatShape=function(t,e,n,o,i,r,s){var a=[["line",Math.round(o),Math.round(i)],["line",Math.round(o+r),Math.round(i)],["line",Math.round(o+r),Math.round(s+i)],["line",Math.round(o),Math.round(s+i)]];console.log(a),this.clip(a,function(){this.renderBackgroundRepeat(t,e,n)},this)},H.prototype.renderBackgroundRepeat=function(t,e,n){var o=Math.round(n.left+e.left),i=Math.round(n.top+e.top);this.setFillStyle(this.ctx.createPattern(t.image,"repeat")),this.ctx.translate(o,i),this.ctx.fill(),this.ctx.translate(-o,-i)},_.prototype=Object.create(P.prototype),_.prototype.getParentStack=function(t){var e=this.parent?this.parent.stack:null;return e?e.ownStacking?e:e.getParentStack(t):t.stack},V.prototype.testRangeBounds=function(){var t,n,o,i,r=!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),o=t.getBoundingClientRect(),i=o.height,123===i&&(r=!0),e.body.removeChild(n))),r},V.prototype.testCORS=function(){return(new Image).crossOrigin!==n},j.prototype=Object.create(P.prototype),j.prototype.applyTextTransform=function(){this.node.data=this.transform(this.parent.css("textTransform"))},j.prototype.transform=function(t){var e=this.node.data;switch(t){case"lowercase":return e.toLowerCase();case"capitalize":return e.replace(/(^|\s|:|-|\(|\))([a-z])/g,U);case"uppercase":return e.toUpperCase();default:return e}}})(window,document); |