/*! Fabric.js Copyright 2008-2011, Bitsonnet (Juriy Zaytsev, Maxim Chernyak) */
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/*!
 * Copyright (c) 2009 Simo Kinnunen.
 * Licensed under the MIT license.
 */
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t=0,q,s=o.length;t<s;t++){q=o[t];var v=c[f(q.tagName)];if(v&&v.fromElement){try{if(v.fromElement.async){v.fromElement(q,(function(y){return function(z){n.splice(y,0,z);p()}})(t),x)}else{n.splice(t,0,v.fromElement(q,x));p()}}catch(u){c.log(u.message||u)}}else{p()}}}function k(s){var q=s.getElementsByTagName("style"),o={},t;for(var p=0,n=q.length;p<n;p++){var r=q[0].textContent;r=r.replace(/\/\*[\s\S]*?\*\//g,"");t=r.match(/[^{]*\{[\s\S]*?\}/g);t=t.map(function(u){return u.trim()});t.forEach(function(z){var x=z.match(/([\s\S]*?)\s*\{([^}]*)\}/),z=x[1],u=x[2].trim(),B=u.replace(/;$/,"").split(/\s*;\s*/);if(!o[z]){o[z]={}}for(var w=0,y=B.length;w<y;w++){var v=B[w].split(/\s*:\s*/),C=v[0],A=v[1];o[z][C]=A}})}return o}function a(o){var u=o.nodeName,p=o.getAttribute("class"),t=o.getAttribute("id"),q={};for(var s in c.cssRules){var n=(p&&new RegExp("^\\."+p).test(s))||(t&&new RegExp("^#"+t).test(s))||(new RegExp("^"+u).test(s));if(n){for(var r in c.cssRules[s]){q[r]=c.cssRules[s][r]}}}return q}c.parseSVGDocument=(function(){var n=/^(path|circle|polygon|polyline|ellipse|rect|line|image)$/;var o="(?:[-+]?\\d+(?:\\.\\d+)?(?:e[-+]?\\d+)?)";var p=new RegExp("^\\s*("+o+"+)\\s*,?\\s*("+o+"+)\\s*,?\\s*("+o+"+)\\s*,?\\s*("+o+"+)\\s*$");function q(r,s){while(r&&(r=r.parentNode)){if(s.test(r.nodeName)){return true}}return false}return function(A,C){if(!A){return}var u=new Date(),z=c.util.toArray(A.getElementsByTagName("*"));var r=z.filter(function(E){return n.test(E.tagName)&&!q(E,/^(?:pattern|defs)$/)});if(!r||(r&&!r.length)){return}var s=A.getAttribute("viewBox"),x=A.getAttribute("width"),v=A.getAttribute("height"),t=null,B=null,y,w;if(s&&(s=s.match(p))){y=parseInt(s[1],10);w=parseInt(s[2],10);t=parseInt(s[3],10);B=parseInt(s[4],10)}t=x?parseFloat(x):t;B=v?parseFloat(v):B;var D={width:t,height:B};c.gradientDefs=c.getGradientDefs(A);c.cssRules=k(A);c.parseElements(r,function(E){c.documentParsingTime=new Date()-u;if(C){C(E,D)}},i(D))}})();h(c,{parseAttributes:m,parseElements:e,parseStyleAttribute:g,parsePointsAttribute:j,getCSSRules:k})})(this);(function(){function c(h){var g=h.getAttribute("style");if(g){var k=g.split(/\s*;\s*/);for(var f=k.length;f--;){var e=k[f].split(/\s*:\s*/),d=e[0].trim(),j=e[1].trim();if(d==="stop-color"){return j}}}}fabric.Gradient={create:function(l,m){m||(m={});var f=m.x1||0,k=m.y1||0,e=m.x2||l.canvas.width,i=m.y2||0,g=m.colorStops;var j=l.createLinearGradient(f,k,e,i);for(var h in g){var d=g[h];j.addColorStop(parseFloat(h),d)}return j},fromElement:function(d,m,l){var k=d.getElementsByTagName("stop"),d,f,e={},g;for(var h=k.length;h--;){d=k[h];f=parseInt(d.getAttribute("offset"),10)/100;e[f]=c(d)||d.getAttribute("stop-color")}var j={x1:d.getAttribute("x1")||0,y1:d.getAttribute("y1")||0,x2:d.getAttribute("x2")||"100%",y2:d.getAttribute("y2")||0};a(l,j);return fabric.Gradient.create(m,{x1:j.x1,y1:j.y1,x2:j.x2,y2:j.y2,colorStops:e})},forObject:function(g,d,e){e||(e={});a(g,e);var f=fabric.Gradient.create(d,{x1:e.x1-(g.width/2),y1:e.y1-(g.height/2),x2:e.x2-(g.width/2),y2:e.y2-(g.height/2),colorStops:e.colorStops});return f}};function a(f,e){for(var g in e){if(typeof e[g]==="string"&&/^\d+%$/.test(e[g])){var d=parseFloat(e[g],10);if(g==="x1"||g==="x2"){e[g]=f.width*d/100}else{if(g==="y1"||g==="y2"){e[g]=f.height*d/100}}}if(g==="x1"||g==="x2"){e[g]-=f.width/2}else{if(g==="y1"||g==="y2"){e[g]-=f.height/2}}}}function b(j){var f=j.getElementsByTagName("linearGradient"),d=j.getElementsByTagName("radialGradient"),g,h={};for(var e=f.length;e--;){g=f[e];h[g.id]=g}for(var e=d.length;e--;){g=d[e];h[g.id]=g}return h}fabric.getGradientDefs=b})();(function(b){var c=b.fabric||(b.fabric={});if(c.Point){c.warn("fabric.Point is already defined");return}c.Point=a;function a(d,e){if(arguments.length>0){this.init(d,e)}}a.prototype={constructor:a,init:function(d,e){this.x=d;this.y=e},add:function(d){return new a(this.x+d.x,this.y+d.y)},addEquals:function(d){this.x+=d.x;this.y+=d.y;return this},scalarAdd:function(d){return new a(this.x+d,this.y+d)},scalarAddEquals:function(d){this.x+=d;this.y+=d;return this},subtract:function(d){return new a(this.x-d.x,this.y-d.y)},subtractEquals:function(d){this.x-=d.x;this.y-=d.y;return this},scalarSubtract:function(d){return new a(this.x-d,this.y-d)},scalarSubtractEquals:function(d){this.x-=d;this.y-=d;return this},multiply:function(d){return new a(this.x*d,this.y*d)},multiplyEquals:function(d){this.x*=d;this.y*=d;return this},divide:function(d){return new a(this.x/d,this.y/d)},divideEquals:function(d){this.x/=d;this.y/=d;return this},eq:function(d){return(this.x==d.x&&this.y==d.y)},lt:function(d){return(this.x<d.x&&this.y<d.y)},lte:function(d){return(this.x<=d.x&&this.y<=d.y)},gt:function(d){return(this.x>d.x&&this.y>d.y)},gte:function(d){return(this.x>=d.x&&this.y>=d.y)},lerp:function(e,d){return new a(this.x+(e.x-this.x)*d,this.y+(e.y-this.y)*d)},distanceFrom:function(f){var e=this.x-f.x,d=this.y-f.y;return Math.sqrt(e*e+d*d)},min:function(d){return new a(Math.min(this.x,d.x),Math.min(this.y,d.y))},max:function(d){return new a(Math.max(this.x,d.x),Math.max(this.y,d.y))},toString:function(){return this.x+","+this.y},setXY:function(d,e){this.x=d;this.y=e},setFromPoint:function(d){this.x=d.x;this.y=d.y},swap:function(e){var d=this.x,f=this.y;this.x=e.x;this.y=e.y;e.x=d;e.y=f}}})(this);(function(a){var b=a.fabric||(a.fabric={});if(b.Intersection){b.warn("fabric.Intersection is already defined");return}function c(d){if(arguments.length>0){this.init(d)}}b.Intersection=c;b.Intersection.prototype={init:function(d){this.status=d;this.points=[]},appendPoint:function(d){this.points.push(d)},appendPoints:function(d){this.points=this.points.concat(d)}};b.Intersection.intersectLineLine=function(h,f,l,k){var m,i=(k.x-l.x)*(h.y-l.y)-(k.y-l.y)*(h.x-l.x),j=(f.x-h.x)*(h.y-l.y)-(f.y-h.y)*(h.x-l.x),g=(k.y-l.y)*(f.x-h.x)-(k.x-l.x)*(f.y-h.y);if(g!=0){var e=i/g,d=j/g;if(0<=e&&e<=1&&0<=d&&d<=1){m=new c("Intersection");m.points.push(new b.Point(h.x+e*(f.x-h.x),h.y+e*(f.y-h.y)))}else{m=new c("No Intersection")}}else{if(i==0||j==0){m=new c("Coincident")}else{m=new c("Parallel")}}return m};b.Intersection.intersectLinePolygon=function(e,d,l){var m=new c("No Intersection"),f=l.length;for(var h=0;h<f;h++){var k=l[h],j=l[(h+1)%f],g=c.intersectLineLine(e,d,k,j);m.appendPoints(g.points)}if(m.points.length>0){m.status="Intersection"}return m};b.Intersection.intersectPolygonPolygon=function(j,h){var f=new c("No Intersection"),l=j.length;for(var k=0;k<l;k++){var g=j[k],e=j[(k+1)%l],d=c.intersectLinePolygon(g,e,h);f.appendPoints(d.points)}if(f.points.length>0){f.status="Intersection"}return f};b.Intersection.intersectPolygonRectangle=function(n,e,d){var g=e.min(d),m=e.max(d),f=new b.Point(m.x,g.y),l=new b.Point(g.x,m.y),k=c.intersectLinePolygon(g,f,n),j=c.intersectLinePolygon(f,m,n),i=c.intersectLinePolygon(m,l,n),h=c.intersectLinePolygon(l,g,n),o=new c("No Intersection");o.appendPoints(k.points);o.appendPoints(j.points);o.appendPoints(i.points);o.appendPoints(h.points);if(o.points.length>0){o.status="Intersection"}return o}})(this);(function(a){var b=a.fabric||(a.fabric={});if(b.Color){b.warn("fabric.Color is already defined.");return}function c(d){if(!d){this.setSource([0,0,0,1])}else{this._tryParsingColor(d)}}b.Color=c;b.Color.prototype={_tryParsingColor:function(d){var e=c.sourceFromHex(d);if(!e){e=c.sourceFromRgb(d)}if(e){this.setSource(e)}},getSource:function(){return this._source},setSource:function(d){this._source=d},toRgb:function(){var d=this.getSource();return"rgb("+d[0]+","+d[1]+","+d[2]+")"},toRgba:function(){var d=this.getSource();return"rgba("+d[0]+","+d[1]+","+d[2]+","+d[3]+")"},toHex:function(){var h=this.getSource();var f=h[0].toString(16);f=(f.length==1)?("0"+f):f;var e=h[1].toString(16);e=(e.length==1)?("0"+e):e;var d=h[2].toString(16);d=(d.length==1)?("0"+d):d;return f.toUpperCase()+e.toUpperCase()+d.toUpperCase()},getAlpha:function(){return this.getSource()[3]},setAlpha:function(e){var d=this.getSource();d[3]=e;this.setSource(d);return this},toGrayscale:function(){var f=this.getSource(),e=parseInt((f[0]*0.3+f[1]*0.59+f[2]*0.11).toFixed(0),10),d=f[3];this.setSource([e,e,e,d]);return this},toBlackWhite:function(d){var g=this.getSource(),f=(g[0]*0.3+g[1]*0.59+g[2]*0.11).toFixed(0),e=g[3],d=d||127;f=(Number(f)<Number(d))?0:255;this.setSource([f,f,f,e]);return this},overlayWith:function(k){if(!(k instanceof c)){k=new c(k)}var d=[],j=this.getAlpha(),g=0.5,h=this.getSource(),e=k.getSource();for(var f=0;f<3;f++){d.push(Math.round((h[f]*(1-g))+(e[f]*g)))}d[4]=j;this.setSource(d);return this}};b.Color.reRGBa=/^rgba?\((\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})(?:\s*,\s*(\d+(?:\.\d+)?))?\)$/;b.Color.reHex=/^#?([0-9a-f]{6}|[0-9a-f]{3})$/i;b.Color.fromRgb=function(d){return c.fromSource(c.sourceFromRgb(d))};b.Color.sourceFromRgb=function(d){var e=d.match(c.reRGBa);if(e){return[parseInt(e[1],10),parseInt(e[2],10),parseInt(e[3],10),e[4]?parseFloat(e[4]):1]}};b.Color.fromRgba=c.fromRgb;b.Color.fromHex=function(d){return c.fromSource(c.sourceFromHex(d))};b.Color.sourceFromHex=function(f){if(f.match(c.reHex)){var j=f.slice(f.indexOf("#")+1),e=(j.length===3),i=e?(j.charAt(0)+j.charAt(0)):j.substring(0,2),h=e?(j.charAt(1)+j.charAt(1)):j.substring(2,4),d=e?(j.charAt(2)+j.charAt(2)):j.substring(4,6);return[parseInt(i,16),parseInt(h,16),parseInt(d,16),1]}};b.Color.fromSource=function(d){var e=new c();e.setSource(d);return e}})(this);(function(q){if(fabric.Canvas){fabric.warn("fabric.Canvas is already defined.");return}var f=q.window,m=f.document,s=fabric.util.object.extend,h=fabric.util.string.capitalize,t=fabric.util.string.camelize,e=fabric.util.getPointer,p=fabric.util.getElementOffset,j=fabric.util.removeFromArray,i=fabric.util.addListener,d=fabric.util.removeListener,l=fabric.util.array.min,n=fabric.util.array.max,u=Math.sqrt,b=Math.pow,a=Math.atan2,k=Math.abs,o=Math.min,r=Math.max,g=new Error("Could not initialize `canvas` element"),c=0.5,v={tr:"ne-resize",br:"se-resize",bl:"sw-resize",tl:"nw-resize",ml:"w-resize",mt:"n-resize",mr:"e-resize",mb:"s-resize"};fabric.Canvas=function(x,w){w||(w={});this._groupSelector=null;this._objects=[];this._context=null;this._currentTransform=null;this._activeGroup=null;this._freeDrawingXPoints=[];this._freeDrawingYPoints=[];this._createUpperCanvas(x);this._initOptions(w);this._initWrapperElement();this._createLowerCanvas();this._initEvents();if(w.overlayImage){this.setOverlayImage(w.overlayImage)}this.calcOffset();fabric.Canvas.activeInstance=this};s(fabric.Canvas.prototype,fabric.Observable);s(fabric.Canvas.prototype,{backgroundColor:"rgba(0, 0, 0, 0)",selection:true,selectionColor:"rgba(100, 100, 255, 0.3)",selectionBorderColor:"rgba(255, 255, 255, 0.3)",selectionLineWidth:1,freeDrawingColor:"rgb(0, 0, 0)",freeDrawingLineWidth:1,includeDefaultValues:true,shouldCacheImages:false,stateful:true,renderOnAddition:true,CANVAS_WIDTH:600,CANVAS_HEIGHT:600,CONTAINER_CLASS:"canvas-container",HOVER_CURSOR:"move",onBeforeScaleRotate:function(w){},onFpsUpdate:null,calcOffset:function(){this._offset=p(this.upperCanvasEl);return this},setOverlayImage:function(x,z){if(x){var y=this,w=new Image();w.onload=function(){y.overlayImage=w;if(z){z()}w=w.onload=null};w.src=x}return this},_initWrapperElement:function(){this.wrapperEl=fabric.util.wrapElement(this.upperCanvasEl,"div",{"class":this.CONTAINER_CLASS});fabric.util.setStyle(this.wrapperEl,{width:this.getWidth()+"px",height:this.getHeight()+"px",position:"relative"});fabric.util.makeElementUnselectable(this.wrapperEl)},_applyCanvasStyle:function(x){var y=this.getWidth()||x.width,w=this.getHeight()||x.height;fabric.util.setStyle(x,{position:"absolute",width:y+"px",height:w+"px",left:0,top:0});x.width=y;x.height=w;fabric.util.makeElementUnselectable(x)},_createCanvasElement:function(){var w=m.createElement("canvas");if(!w){throw g}this._initCanvasElement(w);return w},_initCanvasElement:function(w){if(typeof w.getContext==="undefined"&&typeof G_vmlCanvasManager!=="undefined"&&G_vmlCanvasManager.initElement){G_vmlCanvasManager.initElement(w)}if(typeof w.getContext==="undefined"){throw g}},_initOptions:function(w){for(var x in w){this[x]=w[x]}this.width=parseInt(this.upperCanvasEl.width,10)||0;this.height=parseInt(this.upperCanvasEl.height,10)||0;this.upperCanvasEl.style.width=this.width+"px";this.upperCanvasEl.style.height=this.height+"px"},_initEvents:function(){var w=this;this._onMouseDown=function(x){w.__onMouseDown(x);i(m,"mouseup",w._onMouseUp)};this._onMouseUp=function(x){w.__onMouseUp(x);d(m,"mouseup",w._onMouseUp)};this._onMouseMove=function(x){w.__onMouseMove(x)};this._onResize=function(x){w.calcOffset()};i(this.upperCanvasEl,"mousedown",this._onMouseDown);i(m,"mousemove",this._onMouseMove);i(f,"resize",this._onResize)},_createUpperCanvas:function(w){this.upperCanvasEl=fabric.util.getById(w)||this._createCanvasElement();this._initCanvasElement(this.upperCanvasEl);fabric.util.addClass(this.upperCanvasEl,"upper-canvas");this._applyCanvasStyle(this.upperCanvasEl);this.contextTop=this.upperCanvasEl.getContext("2d")},_createLowerCanvas:function(){this.lowerCanvasEl=this._createCanvasElement();this.lowerCanvasEl.className="lower-canvas";this.wrapperEl.insertBefore(this.lowerCanvasEl,this.upperCanvasEl);this._applyCanvasStyle(this.lowerCanvasEl);this.contextContainer=this.lowerCanvasEl.getContext("2d")},getWidth:function(){return this.width},getHeight:function(){return this.height},setWidth:function(w){return this._setDimension("width",w)},setHeight:function(w){return this._setDimension("height",w)},setDimensions:function(w){for(var x in w){this._setDimension(x,w[x])}return this},_setDimension:function(x,w){this.lowerCanvasEl[x]=w;this.lowerCanvasEl.style[x]=w+"px";this.upperCanvasEl[x]=w;this.upperCanvasEl.style[x]=w+"px";this.wrapperEl.style[x]=w+"px";this[x]=w;this.calcOffset();this.renderAll();return this},__onMouseUp:function(A){if(this.isDrawingMode&&this._isCurrentlyDrawing){this._finalizeDrawingPath();return}if(this._currentTransform){var w=this._currentTransform,z=w.target;if(z._scaling){z._scaling=false}var x=this._objects.length;while(x--){this._objects[x].setCoords()}if(this.stateful&&z.hasStateChanged()){z.isMoving=false;this.fire("object:modified",{target:z})}}this._currentTransform=null;if(this._groupSelector){this._findSelectedObjects(A)}var y=this.getActiveGroup();if(y){y.setObjectsCoords();y.set("isMoving",false);this._setCursor("default")}this._groupSelector=null;this.renderAll();this._setCursorFromEvent(A,z);this._setCursor("");var B=this;setTimeout(function(){B._setCursorFromEvent(A,z)},50);this.fire("mouse:up",{target:z,e:A})},_shouldClearSelection:function(y){var x=this.findTarget(y),w=this.getActiveGroup();return(!x||(x&&w&&!w.contains(x)&&w!==x&&!y.shiftKey))},__onMouseDown:function(A){if(A.which!==1){return}if(this.isDrawingMode){this._prepareForDrawing(A);this._captureDrawingPath(A);return}if(this._currentTransform){return}var z=this.findTarget(A),B=this.getPointer(A),x=this.getActiveGroup(),y;if(this._shouldClearSelection(A)){this._groupSelector={ex:B.x,ey:B.y,top:0,left:0};this.deactivateAllWithDispatch()}else{this.stateful&&z.saveState();if(y=z._findTargetCorner(A,this._offset)){this.onBeforeScaleRotate(z)}this._setupCurrentTransform(A,z);var w=A.shiftKey&&(x||this.getActiveObject());if(w){this._handleGroupLogic(A,z)}else{if(z!==this.getActiveGroup()){this.deactivateAll()}this.setActiveObject(z)}}this.renderAll();this.fire("mouse:down",{target:z,e:A})},getElement:function(){return this.upperCanvasEl},deactivateAllWithDispatch:function(){var w=this.getActiveGroup()||this.getActiveObject();if(w){this.fire("before:selection:cleared",{target:w})}this.deactivateAll();if(w){this.fire("selection:cleared")}return this},_setupCurrentTransform:function(z,y){var x="drag",w,A=e(z);if(w=y._findTargetCorner(z,this._offset)){x=(w==="ml"||w==="mr")?"scaleX":(w==="mt"||w==="mb")?"scaleY":"rotate"}this._currentTransform={target:y,action:x,scaleX:y.scaleX,scaleY:y.scaleY,offsetX:A.x-y.left,offsetY:A.y-y.top,ex:A.x,ey:A.y,left:y.left,top:y.top,theta:y.theta,width:y.width*y.scaleX};this._currentTransform.original={left:y.left,top:y.top}},_handleGroupLogic:function(z,y){if(y.isType("group")){y=this.findTarget(z,true);if(!y||y.isType("group")){return}}var w=this.getActiveGroup();if(w){if(w.contains(y)){w.remove(y);y.setActive(false);if(w.size()===1){this.discardActiveGroup()}}else{w.add(y)}this.fire("selection:created",{target:w});w.setActive(true)}else{if(this._activeObject){if(y!==this._activeObject){var x=new fabric.Group([this._activeObject,y]);this.setActiveGroup(x);w=this.getActiveGroup()}}y.setActive(true)}if(w){w.saveCoords()}},_prepareForDrawing:function(w){this._isCurrentlyDrawing=true;this.discardActiveObject().renderAll();var x=this.getPointer(w);this._freeDrawingXPoints.length=this._freeDrawingYPoints.length=0;this._freeDrawingXPoints.push(x.x);this._freeDrawingYPoints.push(x.y);this.contextTop.beginPath();this.contextTop.moveTo(x.x,x.y);this.contextTop.strokeStyle=this.freeDrawingColor;this.contextTop.lineWidth=this.freeDrawingLineWidth;this.contextTop.lineCap=this.contextTop.lineJoin="round"},_captureDrawingPath:function(w){var x=this.getPointer(w);this._freeDrawingXPoints.push(x.x);this._freeDrawingYPoints.push(x.y);this.contextTop.lineTo(x.x,x.y);this.contextTop.stroke()},_finalizeDrawingPath:function(){this.contextTop.closePath();this._isCurrentlyDrawing=false;var B=l(this._freeDrawingXPoints),A=l(this._freeDrawingYPoints),y=n(this._freeDrawingXPoints),w=n(this._freeDrawingYPoints),G=this.contextTop,H=[],C,E,x=this._freeDrawingXPoints,F=this._freeDrawingYPoints;H.push("M ",x[0]-B," ",F[0]-A," ");for(var D=1;C=x[D],E=F[D];D++){H.push("L ",C-B," ",E-A," ")}H=H.join("");if(H==="M 0 0 L 0 0 "){return}var z=new fabric.Path(H);z.fill=null;z.stroke=this.freeDrawingColor;z.strokeWidth=this.freeDrawingLineWidth;this.add(z);z.set("left",B+(y-B)/2).set("top",A+(w-A)/2).setCoords();this.renderAll();this.fire("path:created",{path:z})},__onMouseMove:function(D){if(this.isDrawingMode){if(this._isCurrentlyDrawing){this._captureDrawingPath(D)}return}var z=this._groupSelector;if(z!==null){var E=e(D);z.left=E.x-this._offset.left-z.ex;z.top=E.y-this._offset.top-z.ey;this.renderTop()}else{if(!this._currentTransform){var B=this.upperCanvasEl.style;var C=this.findTarget(D);if(!C){for(var A=this._objects.length;A--;){if(!this._objects[A].active){this._objects[A].setActive(false)}}B.cursor="default"}else{this._setCursorFromEvent(D,C);if(C.isActive()){C.setCornersVisibility&&C.setCornersVisibility(true)}}}else{var E=e(D),w=E.x,F=E.y;this._currentTransform.target.isMoving=true;if(this._currentTransform.action==="rotate"){if(!D.shiftKey){this._rotateObject(w,F)}this._scaleObject(w,F)}else{if(this._currentTransform.action==="scaleX"){this._scaleObject(w,F,"x")}else{if(this._currentTransform.action==="scaleY"){this._scaleObject(w,F,"y")}else{this._translateObject(w,F);this.fire("object:moving",{target:this._currentTransform.target})}}}this.renderAll()}}this.fire("mouse:move",{target:C,e:D})},_translateObject:function(w,A){var z=this._currentTransform.target;z.lockMovementX||z.set("left",w-this._currentTransform.offsetX);z.lockMovementY||z.set("top",A-this._currentTransform.offsetY)},_scaleObject:function(w,F,D){var z=this._currentTransform,E=this._offset,C=z.target;if(C.lockScalingX&&C.lockScalingY){return}var B=u(b(z.ey-z.top-E.top,2)+b(z.ex-z.left-E.left,2)),A=u(b(F-z.top-E.top,2)+b(w-z.left-E.left,2));C._scaling=true;if(!D){C.lockScalingX||C.set("scaleX",z.scaleX*A/B);C.lockScalingY||C.set("scaleY",z.scaleY*A/B)}else{if(D==="x"&&!C.lockUniScaling){C.lockScalingX||C.set("scaleX",z.scaleX*A/B)}else{if(D==="y"&&!C.lockUniScaling){C.lockScalingY||C.set("scaleY",z.scaleY*A/B)}}}},_rotateObject:function(w,D){var z=this._currentTransform,B=this._offset;if(z.target.lockRotation){return}var A=a(z.ey-z.top-B.top,z.ex-z.left-B.left),C=a(D-z.top-B.top,w-z.left-B.left);z.target.set("theta",(C-A)+z.theta)},_setCursor:function(w){this.upperCanvasEl.style.cursor=w},_setCursorFromEvent:function(A,z){var x=this.upperCanvasEl.style;if(!z){x.cursor="default";return false}else{var w=this.getActiveGroup();var y=!!z._findTargetCorner&&(!w||!w.contains(z))&&z._findTargetCorner(A,this._offset);if(!y){x.cursor=this.HOVER_CURSOR}else{if(y in v){x.cursor=v[y]}else{x.cursor="default";return false}}}return true},_draw:function(w,x){x&&x.render(w)},_drawSelection:function(){var w=this._groupSelector,A=w.left,z=w.top,y=k(A),x=k(z);this.contextTop.fillStyle=this.selectionColor;this.contextTop.fillRect(w.ex-((A>0)?0:-A),w.ey-((z>0)?0:-z),y,x);this.contextTop.lineWidth=this.selectionLineWidth;this.contextTop.strokeStyle=this.selectionBorderColor;this.contextTop.strokeRect(w.ex+c-((A>0)?0:y),w.ey+c-((z>0)?0:x),y,x)},_findSelectedObjects:function(C){var D,y,I=[],x=this._groupSelector.ex,H=this._groupSelector.ey,w=x+this._groupSelector.left,F=H+this._groupSelector.top,E,B=new fabric.Point(o(x,w),o(H,F)),G=new fabric.Point(r(x,w),r(H,F));for(var z=0,A=this._objects.length;z<A;++z){E=this._objects[z];if(E.intersectsWithRect(B,G)||E.isContainedWithinRect(B,G)){if(this.selection&&E.selectable){E.setActive(true);I.push(E)}}}if(I.length===1){this.setActiveObject(I[0]);this.fire("object:selected",{target:I[0]})}else{if(I.length>1){var I=new fabric.Group(I);this.setActiveGroup(I);I.saveCoords();this.fire("selection:created",{target:I})}}this.renderAll()},add:function(){this._objects.push.apply(this._objects,arguments);for(var w=arguments.length;w--;){this.stateful&&arguments[w].setupState();arguments[w].setCoords()}this.renderOnAddition&&this.renderAll();return this},insertAt:function(x,w){this._objects.splice(w,0,x);this.stateful&&x.setupState();x.setCoords();this.renderAll();return this},getObjects:function(){return this._objects},getContext:function(){return this.contextTop},clearContext:function(w){w.clearRect(0,0,this.width,this.height);return this},clear:function(){this._objects.length=0;this.clearContext(this.contextTop);this.clearContext(this.contextContainer);this.renderAll();return this},renderAll:function(x){var C=this[x?"contextTop":"contextContainer"];this.clearContext(this.contextTop);if(!x){this.clearContext(C)}var B=this._objects.length,A=this.getActiveGroup(),z=new Date();if(this.clipTo){C.save();C.beginPath();this.clipTo(C);C.clip()}C.fillStyle=this.backgroundColor;C.fillRect(0,0,this.width,this.height);if(B){for(var y=0;y<B;++y){if(!A||(A&&!A.contains(this._objects[y]))){this._draw(C,this._objects[y])}}}if(this.clipTo){C.restore()}if(A){this._draw(this.contextTop,A)}if(this.overlayImage){this.contextTop.drawImage(this.overlayImage,0,0)}if(this.onFpsUpdate){var w=new Date()-z;this.onFpsUpdate(~~(1000/w))}this.fire("after:render");return this},renderTop:function(){this.clearContext(this.contextTop);if(this.overlayImage){this.contextTop.drawImage(this.overlayImage,0,0)}if(this.selection&&this._groupSelector){this._drawSelection()}var w=this.getActiveGroup();if(w){w.render(this.contextTop)}this.fire("after:render");return this},containsPoint:function(D,C){var E=this.getPointer(D),B=this._normalizePointer(C,E),w=B.x,F=B.y;var z=C._getImageLines(C.oCoords),A=C._findCrossPoints(w,F,z);if((A&&A%2===1)||C._findTargetCorner(D,this._offset)){return true}return false},_normalizePointer:function(z,C){var B=this.getActiveGroup(),w=C.x,D=C.y;var A=(B&&z.type!=="group"&&B.contains(z));if(A){w-=B.left;D-=B.top}return{x:w,y:D}},findTarget:function(A,x){var z,B=this.getPointer(A);var y=this.getActiveGroup();if(y&&!x&&this.containsPoint(A,y)){z=y;return z}for(var w=this._objects.length;w--;){if(this.containsPoint(A,this._objects[w])){z=this._objects[w];this.relatedTarget=z;break}}if(this.selection&&z&&z.selectable){return z}},toDataURL:function(x){this.renderAll(true);var w=this.upperCanvasEl.toDataURL("image/"+x);this.renderAll();return w},toDataURLWithMultiplier:function(z,D){var C=this.getWidth(),B=this.getHeight(),x=C*D,y=B*D,w=this.getActiveObject();this.setWidth(x).setHeight(y);this.contextTop.scale(D,D);if(w){this.deactivateAll().renderAll()}var A=this.toDataURL(z);this.contextTop.scale(1/D,1/D);this.setWidth(C).setHeight(B);if(w){this.setActiveObject(w)}this.renderAll();return A},getPointer:function(w){var x=e(w);return{x:x.x-this._offset.left,y:x.y-this._offset.top}},getCenter:function(){return{top:this.getHeight()/2,left:this.getWidth()/2}},centerObjectH:function(w){w.set("left",this.getCenter().left);this.renderAll();return this},centerObjectV:function(w){w.set("top",this.getCenter().top);this.renderAll();return this},straightenObject:function(w){w.straighten();this.renderAll();return this},toDatalessJSON:function(){return this.toDatalessObject()},toObject:function(){return this._toObjectMethod("toObject")},toDatalessObject:function(){return this._toObjectMethod("toDatalessObject")},_toObjectMethod:function(w){return{objects:this._objects.map(function(x){if(!this.includeDefaultValues){var y=x.includeDefaultValues;x.includeDefaultValues=false}var z=x[w]();if(!this.includeDefaultValues){x.includeDefaultValues=y}return z},this),background:this.backgroundColor}},isEmpty:function(){return this._objects.length===0},loadImageFromURL:(function(){var w={};return function(x,B){var A=this;function y(){var C=m.getElementById(w[x]);if(C.width&&C.height){B(new fabric.Image(C))}else{setTimeout(y,50)}}if(w[x]){y()}else{var z=new Image();z.onload=function(){z.onload=null;setTimeout(function(){if(z.width&&z.height){B(new fabric.Image(z))}},0)};z.className="canvas-img-clone";z.style.cssText="position:absolute;left:-9999px;top:-9999px;";z.src=x;if(this.shouldCacheImages){w[x]=Element.identify(z)}m.body.appendChild(z)}}})(),remove:function(w){j(this._objects,w);if(this.getActiveObject()===w){this.discardActiveObject()}this.renderAll();return w},sendToBack:function(w){j(this._objects,w);this._objects.unshift(w);return this.renderAll()},bringToFront:function(w){j(this._objects,w);this._objects.push(w);return this.renderAll()},sendBackwards:function(y){var x=this._objects.indexOf(y),w=x;if(x!==0){for(var z=x-1;z>=0;--z){if(y.intersectsWithObject(this._objects[z])||y.isContainedWithinObject(this._objects[z])){w=z;break}}j(this._objects,y);this._objects.splice(w,0,y)}return this.renderAll()},bringForward:function(z){var B=this.getObjects(),x=B.indexOf(z),w=x;if(x!==B.length-1){for(var A=x+1,y=this._objects.length;A<y;++A){if(z.intersectsWithObject(B[A])||z.isContainedWithinObject(this._objects[A])){w=A;break}}j(B,z);B.splice(w,0,z)}this.renderAll()},setActiveObject:function(w){if(this._activeObject){this._activeObject.setActive(false)}this._activeObject=w;w.setActive(true);this.renderAll();this.fire("object:selected",{target:w});return this},getActiveObject:function(){return this._activeObject},discardActiveObject:function(){if(this._activeObject){this._activeObject.setActive(false)}this._activeObject=null;return this},setActiveGroup:function(w){this._activeGroup=w;return this},getActiveGroup:function(){return this._activeGroup},discardActiveGroup:function(){var w=this.getActiveGroup();if(w){w.destroy()}return this.setActiveGroup(null)},item:function(w){return this.getObjects()[w]},deactivateAll:function(){var x=this.getObjects(),y=0,w=x.length;for(;y<w;y++){x[y].setActive(false)}this.discardActiveGroup();this.discardActiveObject();return this},complexity:function(){return this.getObjects().reduce(function(w,x){w+=x.complexity?x.complexity():0;return w},0)},forEachObject:function(z,x){var y=this.getObjects(),w=y.length;while(w--){z.call(x,y[w],w,y)}return this},dispose:function(){this.clear();d(this.upperCanvasEl,"mousedown",this._onMouseDown);d(m,"mousemove",this._onMouseMove);d(f,"resize",this._onResize);return this},_resizeImageToFit:function(y){var x=y.width||y.offsetWidth,w=this.getWidth()/x;if(x){y.width=x*w}}});fabric.Canvas.prototype.toString=function(){return"#<fabric.Canvas ("+this.complexity()+"): { objects: "+this.getObjects().length+" }>"};s(fabric.Canvas,{EMPTY_JSON:'{"objects": [], "background": "white"}',toGrayscale:function(z){var y=z.getContext("2d"),w=y.getImageData(0,0,z.width,z.height),D=w.data,A=w.width,F=w.height,E,x,C,B;for(C=0;C<A;C++){for(B=0;B<F;B++){E=(C*4)*F+(B*4);x=(D[E]+D[E+1]+D[E+2])/3;D[E]=x;D[E+1]=x;D[E+2]=x}}y.putImageData(w,0,0)},supports:function(x){var y=m.createElement("canvas");if(typeof G_vmlCanvasManager!=="undefined"){G_vmlCanvasManager.initElement(y)}if(!y||!y.getContext){return null}var w=y.getContext("2d");if(!w){return null}switch(x){case"getImageData":return typeof w.getImageData!=="undefined";case"toDataURL":return typeof y.toDataURL!=="undefined";default:return null}}});fabric.Canvas.prototype.toJSON=fabric.Canvas.prototype.toObject;fabric.Element=fabric.Canvas})(this);fabric.util.object.extend(fabric.Canvas.prototype,{fxCenterObjectH:function(b,c){c=c||{};var d=function(){},e=c.onComplete||d,a=c.onChange||d,f=this;fabric.util.animate({startValue:b.get("left"),endValue:this.getCenter().left,duration:this.FX_DURATION,onChange:function(g){b.set("left",g);f.renderAll();a()},onComplete:function(){b.setCoords();e()}});return this},fxCenterObjectV:function(b,c){c=c||{};var d=function(){},e=c.onComplete||d,a=c.onChange||d,f=this;fabric.util.animate({startValue:b.get("top"),endValue:this.getCenter().top,duration:this.FX_DURATION,onChange:function(g){b.set("top",g);f.renderAll();a()},onComplete:function(){b.setCoords();e()}});return this},fxStraightenObject:function(a){a.fxStraighten({onChange:this.renderAll.bind(this)});return this},fxRemove:function(a,c){var b=this;a.fxRemove({onChange:this.renderAll.bind(this),onComplete:function(){b.remove(a);if(typeof c==="function"){c()}}});return this}});fabric.util.object.extend(fabric.Canvas.prototype,{loadFromDatalessJSON:function(a,c){if(!a){return}var b=(typeof a==="string")?JSON.parse(a):a;if(!b||(b&&!b.objects)){return}this.clear();this.backgroundColor=b.background;this._enlivenDatalessObjects(b.objects,c)},_enlivenDatalessObjects:function(b,h){function g(i,e){f.insertAt(i,e);i.setCoords();if(++d===a){h&&h()}}var f=this,d=0,a=b.length;if(a===0&&h){h()}try{b.forEach(function(n,l){var i=n.paths?"paths":"path";var m=n[i];delete n[i];if(typeof m!=="string"){switch(n.type){case"image":case"text":fabric[fabric.util.string.capitalize(n.type)].fromObject(n,function(p){g(p,l)});break;default:var e=fabric[fabric.util.string.camelize(fabric.util.string.capitalize(n.type))];if(e&&e.fromObject){if(m){n[i]=m}g(e.fromObject(n),l)}break}}else{if(n.type==="image"){f.loadImageFromURL(m,function(o){o.setSourcePath(m);fabric.util.object.extend(o,n);o.setAngle(n.angle);g(o,l)})}else{if(n.type==="text"){n.path=m;var k=fabric.Text.fromObject(n);var j=function(){if(Object.prototype.toString.call(window.opera)==="[object Opera]"){setTimeout(function(){g(k,l)},500)}else{g(k,l)}};fabric.util.getScript(m,j)}else{fabric.loadSVGFromURL(m,function(q,p){if(q.length>1){var o=new fabric.PathGroup(q,n)}else{var o=q[0]}o.setSourcePath(m);if(!(o instanceof fabric.PathGroup)){fabric.util.object.extend(o,n);if(typeof n.angle!=="undefined"){o.setAngle(n.angle)}}g(o,l)})}}}},this)}catch(c){fabric.log(c.message)}},loadFromJSON:function(a,d){if(!a){return}var b=JSON.parse(a);if(!b||(b&&!b.objects)){return}this.clear();var c=this;this._enlivenObjects(b.objects,function(){c.backgroundColor=b.background;if(d){d()}});return this},_enlivenObjects:function(b,e){var c=0,a=b.filter(function(f){return f.type==="image"}).length;var d=this;b.forEach(function(h,g){if(!h.type){return}switch(h.type){case"image":case"font":fabric[fabric.util.string.capitalize(h.type)].fromObject(h,function(i){d.insertAt(i,g);if(++c===a){if(e){e()}}});break;default:var f=fabric[fabric.util.string.camelize(fabric.util.string.capitalize(h.type))];if(f&&f.fromObject){d.insertAt(f.fromObject(h),g)}break}});if(a===0&&e){e()}},_toDataURL:function(a,b){this.clone(function(c){b(c.toDataURL(a))})},_toDataURLWithMultiplier:function(a,c,b){this.clone(function(d){b(d.toDataURLWithMultiplier(a,c))})},clone:function(c){var a=document.createElement("canvas");a.width=this.getWidth();a.height=this.getHeight();var b=this.__clone||(this.__clone=new fabric.Canvas(a));b.clipTo=this.clipTo;return b.loadFromJSON(JSON.stringify(this.toJSON()),function(){if(c){c(b)}})}});(function(a){var d=a.fabric||(a.fabric={}),l=d.util.object.extend,m=d.util.object.clone,c=d.util.toFixed,k=d.util.string.capitalize,p=d.util.getPointer,b=d.util.degreesToRadians,o=Array.prototype.slice;if(d.Object){return}d.Object=d.util.createClass({type:"object",includeDefaultValues:true,NUM_FRACTION_DIGITS:2,FX_DURATION:500,MIN_SCALE_LIMIT:0.1,stateProperties:("top left width height scaleX scaleY flipX flipY theta angle opacity cornersize fill overlayFill stroke strokeWidth fillRule borderScaleFactor transformMatrix selectable").split(" "),top:0,left:0,width:0,height:0,scaleX:1,scaleY:1,flipX:false,flipY:false,theta:0,opacity:1,angle:0,cornersize:12,padding:0,borderColor:"rgba(102,153,255,0.75)",cornerColor:"rgba(102,153,255,0.5)",fill:"rgb(0,0,0)",fillRule:"source-over",overlayFill:null,stroke:null,strokeWidth:1,borderOpacityWhenMoving:0.4,borderScaleFactor:1,transformMatrix:null,selectable:true,hasControls:true,hasBorders:true,callSuper:function(i){var q=this.constructor.superclass.prototype[i];return(arguments.length>1)?q.apply(this,o.call(arguments,1)):q.call(this)},initialize:function(i){i&&this.setOptions(i)},setOptions:function(q){var r=this.stateProperties.length,s;while(r--){s=this.stateProperties[r];if(s in q){this.set(s,q[s])}}},transform:function(i){i.globalAlpha=this.opacity;i.translate(this.left,this.top);i.rotate(this.theta);i.scale(this.scaleX*(this.flipX?-1:1),this.scaleY*(this.flipY?-1:1))},toObject:function(){var i={type:this.type,left:c(this.left,this.NUM_FRACTION_DIGITS),top:c(this.top,this.NUM_FRACTION_DIGITS),width:c(this.width,this.NUM_FRACTION_DIGITS),height:c(this.height,this.NUM_FRACTION_DIGITS),fill:this.fill,overlayFill:this.overlayFill,stroke:this.stroke,strokeWidth:this.strokeWidth,scaleX:c(this.scaleX,this.NUM_FRACTION_DIGITS),scaleY:c(this.scaleY,this.NUM_FRACTION_DIGITS),angle:c(this.getAngle(),this.NUM_FRACTION_DIGITS),flipX:this.flipX,flipY:this.flipY,opacity:c(this.opacity,this.NUM_FRACTION_DIGITS),selectable:this.selectable};if(!this.includeDefaultValues){i=this._removeDefaultValues(i)}return i},toDatalessObject:function(){return this.toObject()},_removeDefaultValues:function(q){var i=d.Object.prototype.options;if(i){this.stateProperties.forEach(function(r){if(q[r]===i[r]){delete q[r]}})}return q},isActive:function(){return !!this.active},setActive:function(i){this.active=!!i;return this},toString:function(){return"#<fabric."+k(this.type)+">"},set:function(q,i){var s=(q==="scaleX"||q==="scaleY")&&i<this.MIN_SCALE_LIMIT;if(s){i=this.MIN_SCALE_LIMIT}if(typeof q=="object"){for(var r in q){this.set(r,q[r])}}else{if(q==="angle"){this.setAngle(i)}else{this[q]=i}}return this},toggle:function(q){var i=this.get(q);if(typeof i==="boolean"){this.set(q,!i)}return this},setSourcePath:function(i){this.sourcePath=i;return this},get:function(i){return(i==="angle")?this.getAngle():this[i]},render:function(q,r){if(this.width===0||this.height===0){return}q.save();var i=this.transformMatrix;if(i){q.setTransform(i[0],i[1],i[2],i[3],i[4],i[5])}if(!r){this.transform(q)}if(this.stroke){q.lineWidth=this.strokeWidth;q.strokeStyle=this.stroke}if(this.overlayFill){q.fillStyle=this.overlayFill}else{if(this.fill){q.fillStyle=this.fill}}if(this.group){q.translate(-this.group.width/2+this.width/2,-this.group.height/2+this.height/2)}this._render(q,r);if(this.active&&!r){this.drawBorders(q);this.hideCorners||this.drawCorners(q)}q.restore()},getWidth:function(){return this.width*this.scaleX},getHeight:function(){return this.height*this.scaleY},scale:function(i){this.scaleX=i;this.scaleY=i;return this},scaleToWidth:function(i){return this.scale(i/this.width)},scaleToHeight:function(i){return this.scale(i/this.height)},setOpacity:function(i){this.set("opacity",i);return this},getAngle:function(){return this.theta*180/Math.PI},setAngle:function(i){this.theta=i/180*Math.PI;this.angle=i;return this},setCoords:function(){this.currentWidth=this.width*this.scaleX;this.currentHeight=this.height*this.scaleY;this._hypotenuse=Math.sqrt(Math.pow(this.currentWidth/2,2)+Math.pow(this.currentHeight/2,2));this._angle=Math.atan(this.currentHeight/this.currentWidth);var v=Math.cos(this._angle+this.theta)*this._hypotenuse,u=Math.sin(this._angle+this.theta)*this._hypotenuse,r=this.theta,y=Math.sin(r),w=Math.cos(r);var B={x:this.left-v,y:this.top-u};var x={x:B.x+(this.currentWidth*w),y:B.y+(this.currentWidth*y)};var A={x:x.x-(this.currentHeight*y),y:x.y+(this.currentHeight*w)};var s={x:B.x-(this.currentHeight*y),y:B.y+(this.currentHeight*w)};var t={x:B.x-(this.currentHeight/2*y),y:B.y+(this.currentHeight/2*w)};var i={x:B.x+(this.currentWidth/2*w),y:B.y+(this.currentWidth/2*y)};var q={x:x.x-(this.currentHeight/2*y),y:x.y+(this.currentHeight/2*w)};var z={x:s.x+(this.currentWidth/2*w),y:s.y+(this.currentWidth/2*y)};this.oCoords={tl:B,tr:x,br:A,bl:s,ml:t,mt:i,mr:q,mb:z};this._setCornerCoords();return this},drawBorders:function(q){if(!this.hasBorders){return}var v=this.padding,s=v*2;q.save();q.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1;q.strokeStyle=this.borderColor;var t=1/(this.scaleX<this.MIN_SCALE_LIMIT?this.MIN_SCALE_LIMIT:this.scaleX),r=1/(this.scaleY<this.MIN_SCALE_LIMIT?this.MIN_SCALE_LIMIT:this.scaleY);q.lineWidth=1/this.borderScaleFactor;q.scale(t,r);var i=this.getWidth(),u=this.getHeight();q.strokeRect(~~(-(i/2)-v)+0.5,~~(-(u/2)-v)+0.5,~~(i+s),~~(u+s));q.restore();return this},drawCorners:function(B){if(!this.hasControls){return}var D=this.cornersize,y=D/2,x=this.padding,r=-(this.width/2),w=-(this.height/2),C,A,q=D/this.scaleX,i=D/this.scaleY,s=(x+y)/this.scaleY,t=(x+y)/this.scaleX,v=(x+y-D)/this.scaleX,u=(x+y-D)/this.scaleY,z=this.height;B.save();B.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1;B.fillStyle=this.cornerColor;C=r-t;A=w-s;B.fillRect(C,A,q,i);C=r+this.width-t;A=w-s;B.fillRect(C,A,q,i);C=r-t;A=w+z+u;B.fillRect(C,A,q,i);C=r+this.width+v;A=w+z+u;B.fillRect(C,A,q,i);C=r+this.width/2-t;A=w-s;B.fillRect(C,A,q,i);C=r+this.width/2-t;A=w+z+u;B.fillRect(C,A,q,i);C=r+this.width+v;A=w+z/2-s;B.fillRect(C,A,q,i);C=r-t;A=w+z/2-s;B.fillRect(C,A,q,i);B.restore();return this},clone:function(i){if(this.constructor.fromObject){return this.constructor.fromObject(this.toObject(),i)}return new d.Object(this.toObject())},cloneAsImage:function(s){if(d.Image){var q=new Image();q.onload=function(){if(s){s(new d.Image(q),r)}q=q.onload=null};var r={angle:this.get("angle"),flipX:this.get("flipX"),flipY:this.get("flipY")};this.set("angle",0).set("flipX",false).set("flipY",false);q.src=this.toDataURL()}return this},toDataURL:function(){var q=document.createElement("canvas");q.width=this.getWidth();q.height=this.getHeight();d.util.wrapElement(q,"div");var i=new d.Canvas(q);i.backgroundColor="transparent";i.renderAll();var s=this.clone();s.left=q.width/2;s.top=q.height/2;s.setActive(false);i.add(s);var r=i.toDataURL("png");i.dispose();i=s=null;return r},hasStateChanged:function(){return this.stateProperties.some(function(i){return this[i]!==this.originalState[i]},this)},saveState:function(){this.stateProperties.forEach(function(i){this.originalState[i]=this.get(i)},this);return this},setupState:function(){this.originalState={};this.saveState()},intersectsWithRect:function(r,t){var w=this.oCoords,i=new d.Point(w.tl.x,w.tl.y),s=new d.Point(w.tr.x,w.tr.y),v=new d.Point(w.bl.x,w.bl.y),q=new d.Point(w.br.x,w.br.y);var u=d.Intersection.intersectPolygonRectangle([i,s,q,v],r,t);return(u.status==="Intersection")},intersectsWithObject:function(i){function q(u){return{tl:new d.Point(u.tl.x,u.tl.y),tr:new d.Point(u.tr.x,u.tr.y),bl:new d.Point(u.bl.x,u.bl.y),br:new d.Point(u.br.x,u.br.y)}}var r=q(this.oCoords),t=q(i.oCoords);var s=d.Intersection.intersectPolygonPolygon([r.tl,r.tr,r.br,r.bl],[t.tl,t.tr,t.br,t.bl]);return(s.status==="Intersection")},isContainedWithinObject:function(i){return this.isContainedWithinRect(i.oCoords.tl,i.oCoords.br)},isContainedWithinRect:function(r,t){var v=this.oCoords,i=new d.Point(v.tl.x,v.tl.y),s=new d.Point(v.tr.x,v.tr.y),u=new d.Point(v.bl.x,v.bl.y),q=new d.Point(v.br.x,v.br.y);return i.x>r.x&&s.x<t.x&&i.y>r.y&&u.y<t.y},isType:function(i){return this.type===i},_findTargetCorner:function(v,x){if(!this.hasControls){return false}var w=p(v),u=w.x-x.left,r=w.y-x.top,t,q;for(var s in this.oCoords){q=this._getImageLines(this.oCoords[s].corner,s);t=this._findCrossPoints(u,r,q);if(t%2==1&&t!=0){this.__corner=s;return s}}return false},_findCrossPoints:function(w,v,i){var z,y,r,q,x,u,t=0,s;for(var A in i){s=i[A];if((s.o.y<v)&&(s.d.y<v)){continue}if((s.o.y>=v)&&(s.d.y>=v)){continue}if((s.o.x==s.d.x)&&(s.o.x>=w)){x=s.o.x;u=v}else{z=0;y=(s.d.y-s.o.y)/(s.d.x-s.o.x);r=v-z*w;q=s.o.y-y*s.o.x;x=-(r-q)/(z-y);u=r+z*x}if(x>=w){t+=1}if(t==2){break}}return t},_getImageLines:function(r,q){return{topline:{o:r.tl,d:r.tr},rightline:{o:r.tr,d:r.br},bottomline:{o:r.br,d:r.bl},leftline:{o:r.bl,d:r.tl}}},_setCornerCoords:function(){var t=this.oCoords,q=b(45-this.getAngle()),s=Math.sqrt(2*Math.pow(this.cornersize,2))/2,i=s*Math.cos(q),r=s*Math.sin(q);t.tl.corner={tl:{x:t.tl.x-r,y:t.tl.y-i},tr:{x:t.tl.x+i,y:t.tl.y-r},bl:{x:t.tl.x-i,y:t.tl.y+r},br:{x:t.tl.x+r,y:t.tl.y+i}};t.tr.corner={tl:{x:t.tr.x-r,y:t.tr.y-i},tr:{x:t.tr.x+i,y:t.tr.y-r},br:{x:t.tr.x+r,y:t.tr.y+i},bl:{x:t.tr.x-i,y:t.tr.y+r}};t.bl.corner={tl:{x:t.bl.x-r,y:t.bl.y-i},bl:{x:t.bl.x-i,y:t.bl.y+r},br:{x:t.bl.x+r,y:t.bl.y+i},tr:{x:t.bl.x+i,y:t.bl.y-r}};t.br.corner={tr:{x:t.br.x+i,y:t.br.y-r},bl:{x:t.br.x-i,y:t.br.y+r},br:{x:t.br.x+r,y:t.br.y+i},tl:{x:t.br.x-r,y:t.br.y-i}};t.ml.corner={tl:{x:t.ml.x-r,y:t.ml.y-i},tr:{x:t.ml.x+i,y:t.ml.y-r},bl:{x:t.ml.x-i,y:t.ml.y+r},br:{x:t.ml.x+r,y:t.ml.y+i}};t.mt.corner={tl:{x:t.mt.x-r,y:t.mt.y-i},tr:{x:t.mt.x+i,y:t.mt.y-r},bl:{x:t.mt.x-i,y:t.mt.y+r},br:{x:t.mt.x+r,y:t.mt.y+i}};t.mr.corner={tl:{x:t.mr.x-r,y:t.mr.y-i},tr:{x:t.mr.x+i,y:t.mr.y-r},bl:{x:t.mr.x-i,y:t.mr.y+r},br:{x:t.mr.x+r,y:t.mr.y+i}};t.mb.corner={tl:{x:t.mb.x-r,y:t.mb.y-i},tr:{x:t.mb.x+i,y:t.mb.y-r},bl:{x:t.mb.x-i,y:t.mb.y+r},br:{x:t.mb.x+r,y:t.mb.y+i}}},toGrayscale:function(){var i=this.get("fill");if(i){this.set("overlayFill",new d.Color(i).toGrayscale().toRgb())}return this},complexity:function(){return 0},getCenter:function(){return{x:this.get("left")+this.width/2,y:this.get("top")+this.height/2}},straighten:function(){var i=this._getAngleValueForStraighten();this.setAngle(i);return this},fxStraighten:function(q){q=q||{};var r=function(){},s=q.onComplete||r,i=q.onChange||r,t=this;d.util.animate({startValue:this.get("angle"),endValue:this._getAngleValueForStraighten(),duration:this.FX_DURATION,onChange:function(u){t.setAngle(u);i()},onComplete:function(){t.setCoords();s()},onStart:function(){t.setActive(false)}});return this},fxRemove:function(q){q||(q={});var r=function(){},s=q.onComplete||r,i=q.onChange||r,t=this;d.util.animate({startValue:this.get("opacity"),endValue:0,duration:this.FX_DURATION,onChange:function(u){t.set("opacity",u);i()},onComplete:s,onStart:function(){t.setActive(false)}});return this},_getAngleValueForStraighten:function(){var i=this.get("angle");if(i>-225&&i<=-135){return -180}else{if(i>-135&&i<=-45){return -90}else{if(i>-45&&i<=45){return 0}else{if(i>45&&i<=135){return 90}else{if(i>135&&i<=225){return 180}else{if(i>225&&i<=315){return 270}else{if(i>315){return 360}}}}}}}return 0},toJSON:function(){return this.toObject()},setGradientFill:function(i,q){this.set("fill",d.Gradient.forObject(this,i,q))},animate:function(q,s,i){var r=this;if(!("from" in i)){i.from=this.get(q)}if(/[+-]/.test(s.charAt(0))){s=this.get(q)+parseFloat(s)}d.util.animate({startValue:i.from,endValue:s,duration:i.duration,onChange:function(t){r.set(q,t);i.onChange&&i.onChange()},onComplete:function(){r.setCoords();i.onComplete&&i.onComplete()}})}});d.Object.prototype.rotate=d.Object.prototype.setAngle;var j=d.Object.prototype;for(var g=j.stateProperties.length;g--;){var h=j.stateProperties[g],e=h.charAt(0).toUpperCase()+h.slice(1),f="set"+e,n="get"+e;if(!j[n]){j[n]=(function(i){return new Function('return this.get("'+i+'")')})(h)}if(!j[f]){j[f]=(function(i){return new Function("value",'return this.set("'+i+'", value)')})(h)}}})(this);(function(a){var b=a.fabric||(a.fabric={}),c=b.util.object.extend;if(b.Line){b.warn("fabric.Line is already defined");return}b.Line=b.util.createClass(b.Object,{type:"line",initialize:function(e,d){if(!e){e=[0,0,0,0]}this.callSuper("initialize",d);this.set("x1",e[0]);this.set("y1",e[1]);this.set("x2",e[2]);this.set("y2",e[3]);this.set("width",(this.x2-this.x1)||1);this.set("height",(this.y2-this.y1)||1);this.set("left",this.x1+this.width/2);this.set("top",this.y1+this.height/2)},_render:function(d){d.beginPath();d.moveTo(-this.width/2,-this.height/2);d.lineTo(this.width/2,this.height/2);d.lineWidth=this.strokeWidth;var e=d.strokeStyle;d.strokeStyle=d.fillStyle;d.stroke();d.strokeStyle=e},complexity:function(){return 1},toObject:function(){return c(this.callSuper("toObject"),{x1:this.get("x1"),y1:this.get("y1"),x2:this.get("x2"),y2:this.get("y2")})}});b.Line.ATTRIBUTE_NAMES="x1 y1 x2 y2 stroke stroke-width transform".split(" ");b.Line.fromElement=function(e,d){var g=b.parseAttributes(e,b.Line.ATTRIBUTE_NAMES);var f=[g.x1||0,g.y1||0,g.x2||0,g.y2||0];return new b.Line(f,c(g,d))};b.Line.fromObject=function(d){var e=[d.x1,d.y1,d.x2,d.y2];return new b.Line(e,d)}})(this);(function(a){var b=a.fabric||(a.fabric={}),d=Math.PI*2,e=b.util.object.extend;if(b.Circle){b.warn("fabric.Circle is already defined.");return}b.Circle=b.util.createClass(b.Object,{type:"circle",initialize:function(f){f=f||{};this.set("radius",f.radius||0);this.callSuper("initialize",f);var g=this.get("radius")*2*this.get("scaleX");this.set("width",g).set("height",g)},toObject:function(){return e(this.callSuper("toObject"),{radius:this.get("radius")})},_render:function(f,g){f.beginPath();f.globalAlpha*=this.opacity;f.arc(g?this.left:0,g?this.top:0,this.radius,0,d,false);f.closePath();if(this.fill){f.fill()}if(this.stroke){f.stroke()}},getRadiusX:function(){return this.get("radius")*this.get("scaleX")},getRadiusY:function(){return this.get("radius")*this.get("scaleY")},complexity:function(){return 1}});b.Circle.ATTRIBUTE_NAMES="cx cy r fill fill-opacity opacity stroke stroke-width transform".split(" ");b.Circle.fromElement=function(g,f){f||(f={});var h=b.parseAttributes(g,b.Circle.ATTRIBUTE_NAMES);if(!c(h)){throw Error("value of `r` attribute is required and can not be negative")}if("left" in h){h.left-=(f.width/2)||0}if("top" in h){h.top-=(f.height/2)||0}return new b.Circle(e(h,f))};function c(f){return(("radius" in f)&&(f.radius>0))}b.Circle.fromObject=function(f){return new b.Circle(f)}})(this);(function(a){var b=a.fabric||(a.fabric={});if(b.Triangle){b.warn("fabric.Triangle is already defined");return}b.Triangle=b.util.createClass(b.Object,{type:"triangle",initialize:function(c){c=c||{};this.callSuper("initialize",c);this.set("width",c.width||100).set("height",c.height||100)},_render:function(c){var d=this.width/2,e=this.height/2;c.beginPath();c.moveTo(-d,e);c.lineTo(0,-e);c.lineTo(d,e);c.closePath();if(this.fill){c.fill()}if(this.stroke){c.stroke()}},complexity:function(){return 1}});b.Triangle.fromObject=function(c){return new b.Triangle(c)}})(this);(function(a){var b=a.fabric||(a.fabric={}),c=Math.PI*2,d=b.util.object.extend;if(b.Ellipse){b.warn("fabric.Ellipse is already defined.");return}b.Ellipse=b.util.createClass(b.Object,{type:"ellipse",initialize:function(e){e=e||{};this.callSuper("initialize",e);this.set("rx",e.rx||0);this.set("ry",e.ry||0);this.set("width",this.get("rx")*2);this.set("height",this.get("ry")*2)},toObject:function(){return d(this.callSuper("toObject"),{rx:this.get("rx"),ry:this.get("ry")})},render:function(e,f){if(this.rx===0||this.ry===0){return}return this.callSuper("render",e,f)},_render:function(e,f){e.beginPath();e.save();e.globalAlpha*=this.opacity;e.transform(1,0,0,this.ry/this.rx,0,0);e.arc(f?this.left:0,f?this.top:0,this.rx,0,c,false);if(this.stroke){e.stroke()}if(this.fill){e.fill()}e.restore()},complexity:function(){return 1}});b.Ellipse.ATTRIBUTE_NAMES="cx cy rx ry fill fill-opacity opacity stroke stroke-width transform".split(" ");b.Ellipse.fromElement=function(f,e){e||(e={});var g=b.parseAttributes(f,b.Ellipse.ATTRIBUTE_NAMES);if("left" in g){g.left-=(e.width/2)||0}if("top" in g){g.top-=(e.height/2)||0}return new b.Ellipse(d(g,e))};b.Ellipse.fromObject=function(e){return new b.Ellipse(e)}})(this);(function(b){var c=b.fabric||(b.fabric={});if(c.Rect){console.warn("fabric.Rect is already defined");return}c.Rect=c.util.createClass(c.Object,{type:"rect",options:{rx:0,ry:0},initialize:function(d){this._initStateProperties();this.callSuper("initialize",d);this._initRxRy()},_initStateProperties:function(){this.stateProperties=this.stateProperties.concat(["rx","ry"])},_initRxRy:function(){if(this.rx&&!this.ry){this.ry=this.rx}else{if(this.ry&&!this.rx){this.rx=this.ry}}},_render:function(f){var j=this.rx||0,i=this.ry||0,d=-this.width/2,k=-this.height/2,e=this.width,g=this.height;f.beginPath();f.globalAlpha*=this.opacity;if(this.group){f.translate(this.x,this.y)}f.moveTo(d+j,k);f.lineTo(d+e-j,k);f.bezierCurveTo(d+e,k,d+e,k+i,d+e,k+i);f.lineTo(d+e,k+g-i);f.bezierCurveTo(d+e,k+g,d+e-j,k+g,d+e-j,k+g);f.lineTo(d+j,k+g);f.bezierCurveTo(d,k+g,d,k+g-i,d,k+g-i);f.lineTo(d,k+i);f.bezierCurveTo(d,k,d+j,k,d+j,k);f.closePath();if(this.fill){f.fill()}if(this.stroke){f.stroke()}},_normalizeLeftTopProperties:function(d){if(d.left){this.set("left",d.left+this.getWidth()/2)}this.set("x",d.left||0);if(d.top){this.set("top",d.top+this.getHeight()/2)}this.set("y",d.top||0);return this},complexity:function(){return 1}});c.Rect.ATTRIBUTE_NAMES="x y width height rx ry fill fill-opacity opacity stroke stroke-width transform".split(" ");function a(d){d.left=d.left||0;d.top=d.top||0;return d}c.Rect.fromElement=function(e,d){if(!e){return null}var g=c.parseAttributes(e,c.Rect.ATTRIBUTE_NAMES);g=a(g);var f=new c.Rect(c.util.object.extend((d?c.util.object.clone(d):{}),g));f._normalizeLeftTopProperties(g);return f};c.Rect.fromObject=function(d){return new c.Rect(d)}})(this);(function(a){var b=a.fabric||(a.fabric={});if(b.Polyline){b.warn("fabric.Polyline is already defined");return}b.Polyline=b.util.createClass(b.Object,{type:"polyline",initialize:function(d,c){c=c||{};this.set("points",d);this.callSuper("initialize",c);this._calcDimensions()},_calcDimensions:function(){return b.Polygon.prototype._calcDimensions.call(this)},toObject:function(){return b.Polygon.prototype.toObject.call(this)},_render:function(e){var d;e.beginPath();for(var f=0,c=this.points.length;f<c;f++){d=this.points[f];e.lineTo(d.x,d.y)}if(this.fill){e.fill()}if(this.stroke){e.stroke()}},complexity:function(){return this.get("points").length}});b.Polyline.ATTRIBUTE_NAMES="fill fill-opacity opacity stroke stroke-width transform".split(" ");b.Polyline.fromElement=function(f,d){if(!f){return null}d||(d={});var g=b.parsePointsAttribute(f.getAttribute("points")),h=b.parseAttributes(f,b.Polyline.ATTRIBUTE_NAMES);for(var e=0,c=g.length;e<c;e++){g[e].x-=(d.width/2)||0;g[e].y-=(d.height/2)||0}return new b.Polyline(g,b.util.object.extend(h,d))};b.Polyline.fromObject=function(c){var d=c.points;return new b.Polyline(d,c)}})(this);(function(e){var f=e.fabric||(e.fabric={}),g=f.util.object.extend,d=f.util.array.min,a=f.util.array.max;if(f.Polygon){f.warn("fabric.Polygon is already defined");return}function c(h){return h.x}function b(h){return h.y}f.Polygon=f.util.createClass(f.Object,{type:"polygon",initialize:function(i,h){h=h||{};this.points=i;this.callSuper("initialize",h);this._calcDimensions()},_calcDimensions:function(){var i=this.points,h=d(i,"x"),l=d(i,"y"),k=a(i,"x"),j=a(i,"y");this.width=k-h;this.height=j-l;this.minX=h;this.minY=l},toObject:function(){return g(this.callSuper("toObject"),{points:this.points.concat()})},_render:function(k){var j;k.beginPath();for(var l=0,h=this.points.length;l<h;l++){j=this.points[l];k.lineTo(j.x,j.y)}if(this.fill){k.fill()}if(this.stroke){k.closePath();k.stroke()}},complexity:function(){return this.points.length}});f.Polygon.ATTRIBUTE_NAMES="fill fill-opacity opacity stroke stroke-width transform".split(" ");f.Polygon.fromElement=function(l,j){if(!l){return null}j||(j={});var m=f.parsePointsAttribute(l.getAttribute("points")),n=f.parseAttributes(l,f.Polygon.ATTRIBUTE_NAMES);for(var k=0,h=m.length;k<h;k++){m[k].x-=(j.width/2)||0;m[k].y-=(j.height/2)||0}return new f.Polygon(m,g(n,j))};f.Polygon.fromObject=function(h){return new f.Polygon(h.points,h)}})(this);(function(a){var l={m:2,l:2,h:1,v:1,c:6,s:4,q:4,t:2,a:7};function k(F,B,z,A){var s=A[0];var q=A[1];var t=A[2];var D=A[3];var E=A[4];var w=A[5];var v=A[6];var r=i(w,v,s,q,D,E,t,B,z);for(var u=0;u<r.length;u++){var C=f.apply(this,r[u]);F.bezierCurveTo.apply(F,C)}}var b={},p={},o=Array.prototype.join,j;function i(T,S,O,N,J,P,G,M,L){j=o.call(arguments);if(b[j]){return b[j]}var r=G*(Math.PI/180);var W=Math.sin(r);var aa=Math.cos(r);O=Math.abs(O);N=Math.abs(N);var A=aa*(M-T)*0.5+W*(L-S)*0.5;var z=aa*(L-S)*0.5-W*(M-T)*0.5;var E=(A*A)/(O*O)+(z*z)/(N*N);if(E>1){E=Math.sqrt(E);O*=E;N*=E}var R=aa/O;var Q=W/O;var D=(-W)/N;var C=(aa)/N;var H=R*M+Q*L;var q=D*M+C*L;var F=R*T+Q*S;var ab=D*T+C*S;var Z=(F-H)*(F-H)+(ab-q)*(ab-q);var U=1/Z-0.25;if(U<0){U=0}var w=Math.sqrt(U);if(P==J){w=-w}var V=0.5*(H+F)-w*(ab-q);var K=0.5*(q+ab)+w*(F-H);var v=Math.atan2(q-K,H-V);var u=Math.atan2(ab-K,F-V);var Y=u-v;if(Y<0&&P==1){Y+=2*Math.PI}else{if(Y>0&&P==0){Y-=2*Math.PI}}var B=Math.ceil(Math.abs(Y/(Math.PI*0.5+0.001)));var I=[];for(var X=0;X<B;X++){var t=v+X*Y/B;var s=v+(X+1)*Y/B;I[X]=[V,K,t,s,O,N,W,aa]}return(b[j]=I)}function f(w,s,E,C,y,x,u,D){j=o.call(arguments);if(p[j]){return p[j]}var K=D*y;var J=-u*x;var A=u*y;var z=D*x;var F=0.5*(C-E);var B=(8/3)*Math.sin(F*0.5)*Math.sin(F*0.5)/Math.sin(F);var I=w+Math.cos(E)-B*Math.sin(E);var v=s+Math.sin(E)+B*Math.cos(E);var G=w+Math.cos(C);var q=s+Math.sin(C);var H=G+B*Math.sin(C);var r=q-B*Math.cos(C);return(p[j]=[K*I+J*v,A*I+z*v,K*H+J*r,A*H+z*r,K*G+J*q,A*G+z*q])}"use strict";var d=a.fabric||(a.fabric={}),e=d.util.array.min,h=d.util.array.max,g=d.util.object.extend,c=Object.prototype.toString;if(d.Path){d.warn("fabric.Path is already defined");return}if(!d.Object){d.warn("fabric.Path requires fabric.Object");return}function n(q){if(q[0]==="H"){return q[1]}return q[q.length-2]}function m(q){if(q[0]==="V"){return q[1]}return q[q.length-1]}d.Path=d.util.createClass(d.Object,{type:"path",initialize:function(s,r){r=r||{};this.setOptions(r);if(!s){throw Error("`path` argument is required")}var q=c.call(s)==="[object Array]";this.path=q?s:s.match&&s.match(/[a-zA-Z][^a-zA-Z]*/g);if(!this.path){return}if(!q){this._initializeFromArray(r)}if(r.sourcePath){this.setSourcePath(r.sourcePath)}},_initializeFromArray:function(r){var q="width" in r,s="height" in r;this.path=this._parsePath();if(!q||!s){g(this,this._parseDimensions());if(q){this.width=r.width}if(s){this.height=r.height}}},_render:function(D){var z,B=0,A=0,q=0,E=0,v,u,r=-(this.width/2),C=-(this.height/2);for(var s=0,w=this.path.length;s<w;++s){z=this.path[s];switch(z[0]){case"l":B+=z[1];A+=z[2];D.lineTo(B+r,A+C);break;case"L":B=z[1];A=z[2];D.lineTo(B+r,A+C);break;case"h":B+=z[1];D.lineTo(B+r,A+C);break;case"H":B=z[1];D.lineTo(B+r,A+C);break;case"v":A+=z[1];D.lineTo(B+r,A+C);break;case"V":A=z[1];D.lineTo(B+r,A+C);break;case"m":B+=z[1];A+=z[2];D.moveTo(B+r,A+C);break;case"M":B=z[1];A=z[2];D.moveTo(B+r,A+C);break;case"c":v=B+z[5];u=A+z[6];q=B+z[3];E=A+z[4];D.bezierCurveTo(B+z[1]+r,A+z[2]+C,q+r,E+C,v+r,u+C);B=v;A=u;break;case"C":B=z[5];A=z[6];q=z[3];E=z[4];D.bezierCurveTo(z[1]+r,z[2]+C,q+r,E+C,B+r,A+C);break;case"s":v=B+z[3];u=A+z[4];q=2*B-q;E=2*A-E;D.bezierCurveTo(q+r,E+C,B+z[1]+r,A+z[2]+C,v+r,u+C);B=v;A=u;break;case"S":v=z[3];u=z[4];q=2*B-q;E=2*A-E;D.bezierCurveTo(q+r,E+C,z[1]+r,z[2]+C,v+r,u+C);B=v;A=u;break;case"q":B+=z[3];A+=z[4];D.quadraticCurveTo(z[1]+r,z[2]+C,B+r,A+C);break;case"Q":B=z[3];A=z[4];q=z[1];E=z[2];D.quadraticCurveTo(q+r,E+C,B+r,A+C);break;case"T":v=B;u=A;B=z[1];A=z[2];q=-q+2*v;E=-E+2*u;D.quadraticCurveTo(q+r,E+C,B+r,A+C);break;case"a":k(D,B+r,A+C,[z[1],z[2],z[3],z[4],z[5],z[6]+B+r,z[7]+A+C]);B+=z[6];A+=z[7];break;case"A":k(D,B+r,A+C,[z[1],z[2],z[3],z[4],z[5],z[6]+r,z[7]+C]);B=z[6];A=z[7];break;case"z":case"Z":D.closePath();break}}},render:function(r,s){r.save();var q=this.transformMatrix;if(q){r.transform(q[0],q[1],q[2],q[3],q[4],q[5])}if(!s){this.transform(r)}if(this.overlayFill){r.fillStyle=this.overlayFill}else{if(this.fill){r.fillStyle=this.fill}}if(this.stroke){r.strokeStyle=this.stroke}r.beginPath();this._render(r);if(this.fill){r.fill()}if(this.stroke){r.strokeStyle=this.stroke;r.lineWidth=this.strokeWidth;r.lineCap=r.lineJoin="round";r.stroke()}if(!s&&this.active){this.drawBorders(r);this.hideCorners||this.drawCorners(r)}r.restore()},toString:function(){return"#<fabric.Path ("+this.complexity()+'): { "top": '+this.top+', "left": '+this.left+" }>"},toObject:function(){var q=g(this.callSuper("toObject"),{path:this.path});if(this.sourcePath){q.sourcePath=this.sourcePath}if(this.transformMatrix){q.transformMatrix=this.transformMatrix}return q},toDatalessObject:function(){var q=this.toObject();if(this.sourcePath){q.path=this.sourcePath}delete q.sourcePath;return q},complexity:function(){return this.path.length},_parsePath:function(){var C=[],z,v,y;for(var u=0,t,q,w=this.path.length;u<w;u++){z=this.path[u];v=z.slice(1).trim().replace(/(\d)-/g,"$1###-").split(/\s|,|###/);q=[z.charAt(0)];for(var t=0,A=v.length;t<A;t++){y=parseFloat(v[t]);if(!isNaN(y)){q.push(y)}}var s=q[0].toLowerCase(),B=l[s];if(q.length-1>B){for(var r=1,x=q.length;r<x;r+=B){C.push([s].concat(q.slice(r,r+B)))}}else{C.push(q)}}return C},_parseDimensions:function(){var z=[],v=[],A,w,B=false,D,C;this.path.forEach(function(y,x){if(y[0]!=="H"){A=(x===0)?n(y):n(this.path[x-1])}if(y[0]!=="V"){w=(x===0)?m(y):m(this.path[x-1])}if(y[0]===y[0].toLowerCase()){B=true}D=B?A+n(y):y[0]==="V"?A:n(y);C=B?w+m(y):y[0]==="H"?w:m(y);var E=parseInt(D,10);if(!isNaN(E)){z.push(E)}E=parseInt(C,10);if(!isNaN(E)){v.push(E)}},this);var s=e(z),r=e(v),u=0,t=0;var q={top:r-t,left:s-u,bottom:h(v)-t,right:h(z)-u};q.width=q.right-q.left;q.height=q.bottom-q.top;return q}});d.Path.fromObject=function(q){return new d.Path(q.path,q)};d.Path.ATTRIBUTE_NAMES="d fill fill-opacity opacity fill-rule stroke stroke-width transform".split(" ");d.Path.fromElement=function(r,q){var s=d.parseAttributes(r,d.Path.ATTRIBUTE_NAMES);return new d.Path(s.d,g(s,q))}})(this);(function(a){var d=a.fabric||(a.fabric={}),h=d.util.object.extend,f=d.util.array.invoke,i=d.Object.prototype.set,e=d.Object.prototype.toObject,b=d.util.string.camelize,g=d.util.string.capitalize;if(d.PathGroup){d.warn("fabric.PathGroup is already defined");return}d.PathGroup=d.util.createClass(d.Path,{type:"path-group",forceFillOverwrite:false,initialize:function(l,j){j=j||{};this.paths=l;for(var k=this.paths.length;k--;){this.paths[k].group=this}this.setOptions(j);this.setCoords();if(j.sourcePath){this.setSourcePath(j.sourcePath)}},render:function(n){if(this.stub){n.save();this.transform(n);this.stub.render(n,false);if(this.active){this.drawBorders(n);this.drawCorners(n)}n.restore()}else{n.save();var j=this.transformMatrix;if(j){n.transform(j[0],j[1],j[2],j[3],j[4],j[5])}this.transform(n);for(var o=0,k=this.paths.length;o<k;++o){this.paths[o].render(n,true)}if(this.active){this.drawBorders(n);this.hideCorners||this.drawCorners(n)}n.restore()}},set:function(l,k){if((l==="fill"||l==="overlayFill")&&this.isSameColor()){this[l]=k;var j=this.paths.length;while(j--){this.paths[j].set(l,k)}}else{i.call(this,l,k)}return this},toObject:function(){return h(e.call(this),{paths:f(this.getObjects(),"clone"),sourcePath:this.sourcePath})},toDatalessObject:function(){var j=this.toObject();if(this.sourcePath){j.paths=this.sourcePath}return j},toString:function(){return"#<fabric.PathGroup ("+this.complexity()+"): { top: "+this.top+", left: "+this.left+" }>"},isSameColor:function(){var j=this.getObjects()[0].get("fill");return this.getObjects().every(function(k){return k.get("fill")===j})},complexity:function(){return this.paths.reduce(function(j,k){return j+((k&&k.complexity)?k.complexity():0)},0)},toGrayscale:function(){var j=this.paths.length;while(j--){this.paths[j].toGrayscale()}return this},getObjects:function(){return this.paths}});function c(m){for(var l=0,j=m.length;l<j;l++){if(!(m[l] instanceof d.Object)){var k=b(g(m[l].type));m[l]=d[k].fromObject(m[l])}}return m}d.PathGroup.fromObject=function(j){var k=c(j.paths);return new d.PathGroup(k,j)}})(this);(function(d){var e=d.fabric||(d.fabric={}),g=e.util.object.extend,c=e.util.array.min,a=e.util.array.max,b=e.util.array.invoke,f=e.util.removeFromArray;if(e.Group){return}e.Group=e.util.createClass(e.Object,{type:"group",initialize:function(i,h){this.objects=i||[];this.originalState={};this.callSuper("initialize");this._calcBounds();this._updateObjectsCoords();if(h){g(this,h)}this._setOpacityIfSame();this.setCoords(true);this.saveCoords();this.activateAllObjects()},_updateObjectsCoords:function(){var i=this.left,h=this.top;this.forEachObject(function(j){var k=j.get("left"),l=j.get("top");j.set("originalLeft",k);j.set("originalTop",l);j.set("left",k-i);j.set("top",l-h);j.setCoords();j.hideCorners=true},this)},toString:function(){return"#<fabric.Group: ("+this.complexity()+")>"},getObjects:function(){return this.objects},add:function(h){this._restoreObjectsState();this.objects.push(h);h.setActive(true);this._calcBounds();this._updateObjectsCoords();return this},remove:function(h){this._restoreObjectsState();f(this.objects,h);h.setActive(false);this._calcBounds();this._updateObjectsCoords();return this},size:function(){return this.getObjects().length},set:function(h,k){if(typeof k=="function"){this.set(h,k(this[h]))}else{if(h==="fill"||h==="opacity"){var j=this.objects.length;this[h]=k;while(j--){this.objects[j].set(h,k)}}else{this[h]=k}}return this},contains:function(h){return this.objects.indexOf(h)>-1},toObject:function(){return g(this.callSuper("toObject"),{objects:b(this.objects,"clone")})},render:function(j){j.save();this.transform(j);var n=Math.max(this.scaleX,this.scaleY);for(var l=0,h=this.objects.length,k;k=this.objects[l];l++){var m=k.borderScaleFactor;k.borderScaleFactor=n;k.render(j);k.borderScaleFactor=m}this.hideBorders||this.drawBorders(j);this.hideCorners||this.drawCorners(j);j.restore();this.setCoords()},item:function(h){return this.getObjects()[h]},complexity:function(){return this.getObjects().reduce(function(i,h){i+=(typeof h.complexity=="function")?h.complexity():0;return i},0)},_restoreObjectsState:function(){this.objects.forEach(this._restoreObjectState,this);return this},_restoreObjectState:function(j){var l=this.get("left"),m=this.get("top"),h=this.getAngle()*(Math.PI/180),k=j.get("originalLeft"),n=j.get("originalTop"),i=Math.cos(h)*j.get("top")+Math.sin(h)*j.get("left"),o=-Math.sin(h)*j.get("top")+Math.cos(h)*j.get("left");j.setAngle(j.getAngle()+this.getAngle());j.set("left",l+o*this.get("scaleX"));j.set("top",m+i*this.get("scaleY"));j.set("scaleX",j.get("scaleX")*this.get("scaleX"));j.set("scaleY",j.get("scaleY")*this.get("scaleY"));j.setCoords();j.hideCorners=false;j.setActive(false);j.setCoords();return this},destroy:function(){return this._restoreObjectsState()},saveCoords:function(){this._originalLeft=this.get("left");this._originalTop=this.get("top");return this},hasMoved:function(){return this._originalLeft!==this.get("left")||this._originalTop!==this.get("top")},setObjectsCoords:function(){this.forEachObject(function(h){h.setCoords()});return this},activateAllObjects:function(){return this.setActive(true)},setActive:function(h){this.forEachObject(function(i){i.setActive(h)});return this},forEachObject:e.Canvas.prototype.forEachObject,_setOpacityIfSame:function(){var j=this.getObjects(),i=j[0]?j[0].get("opacity"):1;var h=j.every(function(k){return k.get("opacity")===i});if(h){this.opacity=i}},_calcBounds:function(){var s=[],q=[],p,n,k,h,m,l,u,r=0,t=this.objects.length;for(;r<t;++r){m=this.objects[r];m.setCoords();for(var j in m.oCoords){s.push(m.oCoords[j].x);q.push(m.oCoords[j].y)}}p=c(s);k=a(s);n=c(q);h=a(q);l=k-p;u=h-n;this.width=l;this.height=u;this.left=p+l/2;this.top=n+u/2},containsPoint:function(i){var l=this.get("width")/2,h=this.get("height")/2,k=this.get("left"),j=this.get("top");return k-l<i.x&&k+l>i.x&&j-h<i.y&&j+h>i.y},toGrayscale:function(){var h=this.objects.length;while(h--){this.objects[h].toGrayscale()}}});e.Group.fromObject=function(h){return new e.Group(h.objects,h)}})(this);(function(a){var b=a.fabric||(a.fabric={}),d=b.util.object.extend,c=b.util.object.clone;if(b.Text){b.warn("fabric.Text is already defined");return}if(!b.Object){b.warn("fabric.Text requires fabric.Object");return}b.Text=b.util.createClass(b.Object,{fontSize:20,fontWeight:100,fontFamily:"Times_New_Roman",textDecoration:"",textShadow:null,textAlign:"left",fontStyle:"",lineHeight:1.6,strokeStyle:"",strokeWidth:1,backgroundColor:"",path:null,type:"text",initialize:function(f,e){this._initStateProperties();this.text=f;this.setOptions(e);this.theta=this.angle*Math.PI/180;this.width=this.getWidth();this.setCoords()},_initStateProperties:function(){this.stateProperties=this.stateProperties.concat();this.stateProperties.push("fontFamily","fontWeight","path","text","textDecoration","textShadow","textAlign","fontStyle","lineHeight","strokeStyle","strokeWidth","backgroundColor");b.util.removeFromArray(this.stateProperties,"width")},toString:function(){return"#<fabric.Text ("+this.complexity()+'): { "text": "'+this.text+'", "fontFamily": "'+this.fontFamily+'" }>'},_render:function(e){var g=Cufon.textOptions||(Cufon.textOptions={});g.left=this.left;g.top=this.top;g.context=e;g.color=this.fill;var f=this._initDummyElement();this.transform(e);Cufon.replaceElement(f,{separate:"none",fontFamily:this.fontFamily,enableTextDecoration:true,textDecoration:this.textDecoration,textShadow:this.textShadow,textAlign:this.textAlign,fontStyle:this.fontStyle,lineHeight:this.lineHeight,strokeStyle:this.strokeStyle,strokeWidth:this.strokeWidth,backgroundColor:this.backgroundColor});this.width=g.width;this.height=g.height;this.setCoords()},_initDummyElement:function(){var f=document.createElement("div"),e=document.createElement("div");e.appendChild(f);f.innerHTML=this.text;f.style.fontSize="40px";f.style.fontWeight="400";f.style.letterSpacing="normal";f.style.color="#000000";f.style.fontWeight="600";f.style.fontFamily="Verdana";return f},render:function(e,f){e.save();this._render(e);if(!f&&this.active){this.drawBorders(e);this.hideCorners||this.drawCorners(e)}e.restore()},toObject:function(){return d(this.callSuper("toObject"),{text:this.text,fontSize:this.fontSize,fontWeight:this.fontWeight,fontFamily:this.fontFamily,fontStyle:this.fontStyle,lineHeight:this.lineHeight,textDecoration:this.textDecoration,textShadow:this.textShadow,textAlign:this.textAlign,path:this.path,strokeStyle:this.strokeStyle,strokeWidth:this.strokeWidth,backgroundColor:this.backgroundColor})},setColor:function(e){this.set("fill",e);return this},setFontsize:function(e){this.set("fontSize",e);this.setCoords();return this},getText:function(){return this.text},setText:function(e){this.set("text",e);this.setCoords();return this},set:function(e,f){this[e]=f;if(e==="fontFamily"&&this.path){this.path=this.path.replace(/(.*?)([^\/]*)(\.font\.js)/,"$1"+f+"$3")}return this}});b.Text.fromObject=function(e){return new b.Text(e.text,c(e))};b.Text.fromElement=function(e){}})(this);(function(a){var b=fabric.util.object.extend;if(!a.fabric){a.fabric={}}if(a.fabric.Image){fabric.warn("fabric.Image is already defined.");return}if(!fabric.Object){fabric.warn("fabric.Object is required for fabric.Image initialization");return}fabric.Image=fabric.util.createClass(fabric.Object,{maxwidth:null,maxheight:null,active:false,bordervisibility:false,cornervisibility:false,type:"image",__isGrayscaled:false,initialize:function(d,c){this.callSuper("initialize",c);this._initElement(d);this._initConfig(c||{})},getElement:function(){return this._element},setElement:function(c){this._element=c;return this},getNormalizedSize:function(d,c,e){if(e&&c&&(d.width>d.height&&(d.width/d.height)<(c/e))){normalizedWidth=~~((d.width*e)/d.height);normalizedHeight=e}else{if(e&&((d.height==d.width)||(d.height>d.width)||(d.height>e))){normalizedWidth=~~((d.width*e)/d.height);normalizedHeight=e}else{if(c&&(c<d.width)){normalizedHeight=~~((d.height*c)/d.width);normalizedWidth=c}else{normalizedWidth=d.width;normalizedHeight=d.height}}}return{width:normalizedWidth,height:normalizedHeight}},getOriginalSize:function(){var c=this.getElement();return{width:c.width,height:c.height}},setBorderVisibility:function(c){this._resetWidthHeight();this._adjustWidthHeightToBorders(showBorder);this.setCoords()},setCornersVisibility:function(c){this.cornervisibility=!!c},render:function(c,d){c.save();if(!d){this.transform(c)}this._render(c);if(this.active&&!d){this.drawBorders(c);this.hideCorners||this.drawCorners(c)}c.restore()},toObject:function(){return b(this.callSuper("toObject"),{src:this.getSrc()})},getSrc:function(){return this.getElement().src},toString:function(){return'#<fabric.Image: { src: "'+this.getSrc()+'" }>'},clone:function(c){this.constructor.fromObject(this.toObject(),c)},toGrayscale:function(g){if(this.__isGrayscaled){return}var e=this.getElement(),c=document.createElement("canvas"),d=document.createElement("img"),f=this;c.width=e.width;c.height=e.height;c.getContext("2d").drawImage(e,0,0);fabric.Canvas.toGrayscale(c);d.onload=function(){f.setElement(d);g&&g();d.onload=c=e=imageData=null};d.width=e.width;d.height=e.height;d.src=c.toDataURL("image/png");this.__isGrayscaled=true;return this},_render:function(d){var c=this.getOriginalSize();d.drawImage(this.getElement(),-c.width/2,-c.height/2,c.width,c.height)},_adjustWidthHeightToBorders:function(c){if(c){this.currentBorder=this.borderwidth;this.width+=(2*this.currentBorder);this.height+=(2*this.currentBorder)}else{this.currentBorder=0}},_resetWidthHeight:function(){var c=this.getElement();this.set("width",c.width);this.set("height",c.height)},_initElement:function(c){this.setElement(fabric.util.getById(c));fabric.util.addClass(this.getElement(),fabric.Image.CSS_CANVAS)},_initConfig:function(c){this.setOptions(c);this._setBorder();this._setWidthHeight(c)},_setBorder:function(){if(this.bordervisibility){this.currentBorder=this.borderwidth}else{this.currentBorder=0}},_setWidthHeight:function(c){var d=2*this.currentBorder;this.width=(this.getElement().width||0)+d;this.height=(this.getElement().height||0)+d},complexity:function(){return 1}});fabric.Image.CSS_CANVAS="canvas-img";fabric.Image.fromObject=function(d,f){var c=document.createElement("img"),e=d.src;if(d.width){c.width=d.width}if(d.height){c.height=d.height}c.onload=function(){if(f){f(new fabric.Image(c,d))}c=c.onload=null};c.src=e};fabric.Image.fromURL=function(d,f,e){var c=document.createElement("img");c.onload=function(){if(f){f(new fabric.Image(c,e))}c=c.onload=null};c.src=d};fabric.Image.ATTRIBUTE_NAMES="x y width height fill fill-opacity opacity stroke stroke-width transform xlink:href".split(" ");fabric.Image.fromElement=function(d,f,c){c||(c={});var e=fabric.parseAttributes(d,fabric.Image.ATTRIBUTE_NAMES);fabric.Image.fromURL(e["xlink:href"],f,b(e,c))};fabric.Image.fromElement.async=true})(this);