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L=D.style,R=F.style||{},N=d.convert(f.height-g+m),X=Math.ceil(N),Y=X/N;F.width=Math.ceil(d.convert(T+v-b)*Y),F.height=X,g+=f.minY,R.top=Math.round(d.convert(g-n.ascent))+"px",R.left=Math.round(d.convert(b))+"px";var B=Math.ceil(d.convert(T*Y)),z=B+"px",W=d.convert(n.height),U=(s.lineHeight-1)*d.convert(-n.ascent/5)*(P-1);Cufon.textOptions.width=B,Cufon.textOptions.height=W*P+U,Cufon.textOptions.lines=P,Cufon.textOptions.totalLineHeight=U,i?(L.width=z,L.height=W+"px"):(L.paddingLeft=z,L.paddingBottom=W-1+"px");var H=Cufon.textOptions.context||F.getContext("2d"),q=X/f.height;Cufon.textOptions.fontAscent=n.ascent*q,Cufon.textOptions.boundaries=null;for(var V=Cufon.textOptions.shadowOffsets,w=x.length;w--;)V[w]=[x[w][0]*q,x[w][1]*q];H.save(),H.scale(q,q),H.translate(-b-1/q*F.width/2+(Cufon.fonts[n.family].offsetLeft||0),-g-Cufon.textOptions.height/q/2+(Cufon.fonts[n.family].offsetTop||0)),H.lineWidth=n.face["underline-thickness"],H.save();var 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t=t||window.event,Array({type:"mouse",x:t.clientX+document.documentElement.scrollLeft,y:t.clientY+document.documentElement.scrollTop,pageX:t.clientX+document.documentElement.scrollLeft,pageY:t.clientY+document.documentElement.scrollTop,identifier:1/0})},t.getCoords(e)},t.getCoord=function(e){if("ontouchstart"in window){var i=0,n=0;t.getCoord=function(t){var e=t.changedTouches;return e.length?{x:i=e[0].pageX,y:n=e[0].pageY}:{x:i,y:n}}}else"undefined"!=typeof e.pageX&&"undefined"!=typeof e.pageY?t.getCoord=function(t){return{x:t.pageX,y:t.pageY}}:t.getCoord=function(t){return t=t||window.event,{x:t.clientX+document.documentElement.scrollLeft,y:t.clientY+document.documentElement.scrollTop}};return t.getCoord(e)},t.getBoundingBox=function(t){(t===window||t===document)&&(t=document.body);var e={x1:0,y1:0,x2:0,y2:0,scrollLeft:0,scrollTop:0};t===document.body?(e.height=window.innerHeight,e.width=window.innerWidth):(e.height=t.offsetHeight,e.width=t.offsetWidth),e.scaleX=t.width/e.width||1,e.scaleY=t.height/e.height||1;for(var i=t;null!==i;)e.x1+=i.offsetLeft,e.y1+=i.offsetTop,i=i.offsetParent;for(var i=t.parentNode;null!==i&&i!==document.body&&void 0!==i.scrollTop;)e.scrollLeft+=i.scrollLeft,e.scrollTop+=i.scrollTop,i=i.parentNode;return e.x2=e.x1+e.width,e.y2=e.y1+e.height,e},function(){var e=navigator.userAgent.toLowerCase(),i=-1!==e.indexOf("macintosh");if(i&&-1!==e.indexOf("khtml"))var n={91:!0,93:!0};else if(i&&-1!==e.indexOf("firefox"))var n={224:!0};else var n={17:!0};t.isMetaKey=function(t){return!!n[t.keyCode]},t.metaTracker=function(e){n[e.keyCode]&&(t.metaKey="keydown"===e.type)}}(),t}(Event.proxy),"undefined"==typeof Event)var Event={};if("undefined"==typeof Event.proxy&&(Event.proxy={}),Event.proxy=function(t){"use strict";return t.click=function(e){e.maxFingers=e.maxFingers||e.fingers||1;var i;e.onPointerDown=function(i){t.pointerStart(i,n,e)&&(Event.add(e.doc,"mousemove",e.onPointerMove).listener(i),Event.add(e.doc,"mouseup",e.onPointerUp))},e.onPointerMove=function(t){i=t},e.onPointerUp=function(r){if(t.pointerEnd(r,n,e)){if(Event.remove(e.doc,"mousemove",e.onPointerMove),Event.remove(e.doc,"mouseup",e.onPointerUp),i.cancelBubble&&++i.bubble>1)return;var o=i.changedTouches||t.getCoords(i),s=o[0],a=e.bbox,c=t.getBoundingBox(e.target);if("relative"===e.position)var l=(s.pageX+a.scrollLeft-a.x1)*a.scaleX,u=(s.pageY+a.scrollTop-a.y1)*a.scaleY;else var l=s.pageX-a.x1,u=s.pageY-a.y1;l>0&&l<a.width&&u>0&&u<a.height&&a.scrollTop===c.scrollTop&&e.listener(i,n)}};var n=t.pointerSetup(e);return n.state="click",Event.add(e.target,"mousedown",e.onPointerDown),n},Event.Gesture=Event.Gesture||{},Event.Gesture._gestureHandlers=Event.Gesture._gestureHandlers||{},Event.Gesture._gestureHandlers.click=t.click,t}(Event.proxy),"undefined"==typeof Event)var Event={};if("undefined"==typeof Event.proxy&&(Event.proxy={}),Event.proxy=function(t){"use strict";return t.dbltap=t.dblclick=function(e){e.maxFingers=e.maxFingers||e.fingers||1;var i,n,r,o,s,a=700;e.onPointerDown=function(l){var u=l.changedTouches||t.getCoords(l);i&&!n?(s=u[0],n=(new Date).getTime()-i):(o=u[0],i=(new Date).getTime(),n=0,clearTimeout(r),r=setTimeout(function(){i=0},a)),t.pointerStart(l,c,e)&&(Event.add(e.doc,"mousemove",e.onPointerMove).listener(l),Event.add(e.doc,"mouseup",e.onPointerUp))},e.onPointerMove=function(a){if(i&&!n){var c=a.changedTouches||t.getCoords(a);s=c[0]}var l=e.bbox;if("relative"===e.position)var u=(s.pageX+l.scrollLeft-l.x1)*l.scaleX,h=(s.pageY+l.scrollTop-l.y1)*l.scaleY;else var 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t.dragElement=function(e,i){t.drag({event:i,target:e,position:"move",listener:function(t,i){e.style.left=i.x+"px",e.style.top=i.y+"px",Event.prevent(t)}})},t.drag=function(e){e.gesture="drag",e.onPointerDown=function(n){t.pointerStart(n,i,e)&&(e.monitor||(Event.add(e.doc,"mousemove",e.onPointerMove),Event.add(e.doc,"mouseup",e.onPointerUp))),e.onPointerMove(n,"down")},e.onPointerMove=function(n,r){if(!e.tracker)return e.onPointerDown(n);for(var o=e.bbox,s=n.changedTouches||t.getCoords(n),a=s.length,c=0;a>c;c++){var 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Event={};if("undefined"==typeof Event.proxy&&(Event.proxy={}),Event.proxy=function(t){"use strict";return t.pointerdown=t.pointermove=t.pointerup=function(e){if(!e.target.isPointerEmitter){var i=!0;e.onPointerDown=function(t){i=!1,n.gesture="pointerdown",e.listener(t,n)},e.onPointerMove=function(t){n.gesture="pointermove",e.listener(t,n,i)},e.onPointerUp=function(t){i=!0,n.gesture="pointerup",e.listener(t,n,!0)};var n=t.pointerSetup(e);return Event.add(e.target,"mousedown",e.onPointerDown),Event.add(e.target,"mousemove",e.onPointerMove),Event.add(e.doc,"mouseup",e.onPointerUp),e.target.isPointerEmitter=!0,n}},Event.Gesture=Event.Gesture||{},Event.Gesture._gestureHandlers=Event.Gesture._gestureHandlers||{},Event.Gesture._gestureHandlers.pointerdown=t.pointerdown,Event.Gesture._gestureHandlers.pointermove=t.pointermove,Event.Gesture._gestureHandlers.pointerup=t.pointerup,t}(Event.proxy),"undefined"==typeof Event)var Event={};if("undefined"==typeof Event.proxy&&(Event.proxy={}),Event.proxy=function(t){"use strict";return t.shake=function(t){var e={gesture:"devicemotion",acceleration:{},accelerationIncludingGravity:{},target:t.target,listener:t.listener,remove:function(){window.removeEventListener("devicemotion",l,!1)}},i=4,n=1e3,r=200,o=3,s=(new Date).getTime(),a={x:0,y:0,z:0},c={x:{count:0,value:0},y:{count:0,value:0},z:{count:0,value:0}},l=function(l){var u=.8,h=l.accelerationIncludingGravity;if(a.x=u*a.x+(1-u)*h.x,a.y=u*a.y+(1-u)*h.y,a.z=u*a.z+(1-u)*h.z,e.accelerationIncludingGravity=a,e.acceleration.x=h.x-a.x,e.acceleration.y=h.y-a.y,e.acceleration.z=h.z-a.z,"devicemotion"===t.gesture)return void t.listener(l,e);for(var f="xyz",d=(new Date).getTime(),p=0,g=f.length;g>p;p++){var v=f[p],m=e.acceleration[v],b=c[v],y=Math.abs(m);if(!(n>d-s)&&y>i){var x=d*m/y,w=Math.abs(x+b.value);b.value&&r>w?(b.value=x,b.count++,b.count===o&&(t.listener(l,e),s=d,b.value=0,b.count=0)):(b.value=x,b.count=1)}}};return window.addEventListener?(window.addEventListener("devicemotion",l,!1),e):void 0},Event.Gesture=Event.Gesture||{},Event.Gesture._gestureHandlers=Event.Gesture._gestureHandlers||{},Event.Gesture._gestureHandlers.shake=t.shake,t}(Event.proxy),"undefined"==typeof Event)var Event={};if("undefined"==typeof Event.proxy&&(Event.proxy={}),Event.proxy=function(t){"use strict";var e=Math.PI/180;return t.swipe=function(i){i.snap=i.snap||90,i.threshold=i.threshold||1,i.onPointerDown=function(e){t.pointerStart(e,n,i)&&(Event.add(i.doc,"mousemove",i.onPointerMove).listener(e),Event.add(i.doc,"mouseup",i.onPointerUp))},i.onPointerMove=function(e){for(var n=e.changedTouches||t.getCoords(e),r=n.length,o=0;r>o;o++){var s=n[o],a=s.identifier||1/0,c=i.tracker[a];c&&(c.move.x=s.pageX,c.move.y=s.pageY,c.moveTime=(new Date).getTime())}},i.onPointerUp=function(r){if(t.pointerEnd(r,n,i)){Event.remove(i.doc,"mousemove",i.onPointerMove),Event.remove(i.doc,"mouseup",i.onPointerUp);var 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Event.remove(e.doc,"mousemove",e.onPointerMove),void(e.cancel=!0)}}},e.onPointerUp=function(o){if(t.pointerEnd(o,r,e)){if(clearTimeout(n),Event.remove(e.doc,"mousemove",e.onPointerMove),Event.remove(e.doc,"mouseup",e.onPointerUp),o.cancelBubble&&++o.bubble>1)return;if("longpress"===e.gesture)return void("start"===r.state&&(r.state="end",e.listener(o,r)));if(e.cancel)return;if((new Date).getTime()-i>e.timeout)return;r.state="tap",r.fingers=e.gestureFingers,e.listener(o,r)}};var r=t.pointerSetup(e);return Event.add(e.target,"mousedown",e.onPointerDown),r},Event.Gesture=Event.Gesture||{},Event.Gesture._gestureHandlers=Event.Gesture._gestureHandlers||{},Event.Gesture._gestureHandlers.tap=t.tap,Event.Gesture._gestureHandlers.longpress=t.longpress,t}(Event.proxy),"undefined"==typeof Event)var Event={};"undefined"==typeof Event.proxy&&(Event.proxy={}),Event.proxy=function(t){"use strict";return t.wheel=function(t){var 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n/2>t?.5*T(2*t,0,i,n)+e:.5*O(2*t-n,0,i,n)+.5*i+e}fabric.util.ease={easeInQuad:t,easeOutQuad:e,easeInOutQuad:i,easeInCubic:n,easeOutCubic:r,easeInOutCubic:o,easeInQuart:s,easeOutQuart:a,easeInOutQuart:c,easeInQuint:l,easeOutQuint:u,easeInOutQuint:h,easeInSine:f,easeOutSine:d,easeInOutSine:p,easeInExpo:g,easeOutExpo:v,easeInOutExpo:m,easeInCirc:b,easeOutCirc:y,easeInOutCirc:x,easeInElastic:w,easeOutElastic:k,easeInOutElastic:C,easeInBack:_,easeOutBack:S,easeInOutBack:E,easeInBounce:T,easeOutBounce:O,easeInOutBounce:j}}(),function(t){"use strict";function e(t){return t in b?b[t]:t}function i(t,i){if(t){var n,r,o={};t.parentNode&&/^g$/i.test(t.parentNode.nodeName)&&(o=p.parseAttributes(t.parentNode,i));var s=i.reduce(function(i,o){return n=t.getAttribute(o),r=parseFloat(n),n&&("fill"!==o&&"stroke"!==o||"none"!==n||(n=""),"fill-rule"===o&&(n="evenodd"===n?"destination-over":n),"transform"===o&&(n=p.parseTransformAttribute(n)),o=e(o),i[o]=isNaN(r)?n:r),i},{});return 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p=t.fabric||(t.fabric={}),g=p.util.object.extend,v=p.util.string.capitalize,m=p.util.object.clone,b={cx:"left",x:"left",cy:"top",y:"top",r:"radius","fill-opacity":"opacity","fill-rule":"fillRule","stroke-width":"strokeWidth",transform:"transformMatrix","text-decoration":"textDecoration","font-size":"fontSize","font-weight":"fontWeight","font-style":"fontStyle","font-family":"fontFamily"};p.parseTransformAttribute=function(){function t(t,e){var i=e[0];t[0]=Math.cos(i),t[1]=Math.sin(i),t[2]=-Math.sin(i),t[3]=Math.cos(i)}function e(t,e){var i=e[0],n=2===e.length?e[1]:e[0];t[0]=i,t[3]=n}function i(t,e){t[2]=e[0]}function n(t,e){t[1]=e[0]}function r(t,e){t[4]=e[0],2===e.length&&(t[5]=e[1])}var 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t(t,e){for(;t&&(t=t.parentNode);)if(e.test(t.nodeName))return!0;return!1}var e=/^(path|circle|polygon|polyline|ellipse|rect|line|image|text)$/,i="(?:[-+]?\\d+(?:\\.\\d+)?(?:e[-+]?\\d+)?)",n=new RegExp("^\\s*("+i+"+)\\s*,?\\s*("+i+"+)\\s*,?\\s*("+i+"+)\\s*,?\\s*("+i+"+)\\s*$");return function(i,r,o){if(i){var s=new Date,c=p.util.toArray(i.getElementsByTagName("*"));if(0===c.length){c=i.selectNodes("//*[name(.)!='svg']");for(var l=[],u=0,h=c.length;h>u;u++)l[u]=c[u];c=l}var f=c.filter(function(i){return e.test(i.tagName)&&!t(i,/^(?:pattern|defs)$/)});if(f&&(!f||f.length)){var d,g,v=i.getAttribute("viewBox"),b=i.getAttribute("width"),y=i.getAttribute("height"),x=null,w=null;v&&(v=v.match(n))&&(d=parseInt(v[1],10),g=parseInt(v[2],10),x=parseInt(v[3],10),w=parseInt(v[4],10)),x=b?parseFloat(b):x,w=y?parseFloat(y):w;var k={width:x,height:w};p.gradientDefs=p.getGradientDefs(i),p.cssRules=a(i),p.parseElements(f,function(t){p.documentParsingTime=new Date-s,r&&r(t,k)},m(k),o)}}}}();var y={has:function(t,e){e(!1)},get:function(){},set:function(){}};g(p,{parseAttributes:i,parseElements:s,parseStyleAttribute:r,parsePointsAttribute:n,getCSSRules:a,loadSVGFromURL:l,loadSVGFromString:h,createSVGFontFacesMarkup:f,createSVGRefElementsMarkup:d})}("undefined"!=typeof exports?exports:this),function(){function t(t){var e,i,n=t.getAttribute("style"),r=t.getAttribute("offset");if(r=parseFloat(r)/(/%$/.test(r)?100:1),n){var o=n.split(/\s*;\s*/);""===o[o.length-1]&&o.pop();for(var s=o.length;s--;){var a=o[s].split(/\s*:\s*/),c=a[0].trim(),l=a[1].trim();"stop-color"===c?e=l:"stop-opacity"===c&&(i=l)}}return e||(e=t.getAttribute("stop-color")),i||(i=t.getAttribute("stop-opacity")),e=new fabric.Color(e).toRgb(),{offset:r,color:e,opacity:i}}function e(t,e){for(var i in e){if("string"==typeof e[i]&&/^\d+%$/.test(e[i])){var n=parseFloat(e[i],10);"x1"===i||"x2"===i||"r2"===i?e[i]=fabric.util.toFixed(t.width*n/100,2):("y1"===i||"y2"===i)&&(e[i]=fabric.util.toFixed(t.height*n/100,2))}"x1"===i||"x2"===i?e[i]-=fabric.util.toFixed(t.width/2,2):("y1"===i||"y2"===i)&&(e[i]-=fabric.util.toFixed(t.height/2,2))}}function i(t,e){for(var i in e)"x1"===i||"x2"===i?e[i]+=fabric.util.toFixed(t.width/2,2):("y1"===i||"y2"===i)&&(e[i]+=fabric.util.toFixed(t.height/2,2)),"x1"===i||"x2"===i||"r2"===i?e[i]=fabric.util.toFixed(e[i]/t.width*100,2)+"%":("y1"===i||"y2"===i)&&(e[i]=fabric.util.toFixed(e[i]/t.height*100,2)+"%")}function n(t){var e,i,n=t.getElementsByTagName("linearGradient"),r=t.getElementsByTagName("radialGradient"),o={};for(i=n.length;i--;)e=n[i],o[e.getAttribute("id")]=e;for(i=r.length;i--;)e=r[i],o[e.getAttribute("id")]=e;return o}fabric.Gradient=fabric.util.createClass({initialize:function(t){t||(t={});var e={};this.id=fabric.Object.__uid++,this.type=t.type||"linear",e={x1:t.coords.x1||0,y1:t.coords.y1||0,x2:t.coords.x2||0,y2:t.coords.y2||0},"radial"===this.type&&(e.r1=t.coords.r1||0,e.r2=t.coords.r2||0),this.coords=e,this.gradientUnits=t.gradientUnits||"objectBoundingBox",this.colorStops=fabric.util.object.clone(t.colorStops)},addColorStop:function(t){for(var e in t){var i=new fabric.Color(t[e]);this.colorStops.push({offset:e,color:i.toRgb(),opacity:i.getAlpha()})}return this},toObject:function(){return{type:this.type,coords:this.coords,gradientUnits:this.gradientUnits,colorStops:this.colorStops}},toLive:function(t){var e;if(this.type){"linear"===this.type?e=t.createLinearGradient(this.coords.x1,this.coords.y1,this.coords.x2||t.canvas.width,this.coords.y2):"radial"===this.type&&(e=t.createRadialGradient(this.coords.x1,this.coords.y1,this.coords.r1,this.coords.x2,this.coords.y2,this.coords.r2));for(var i=0;i<this.colorStops.length;i++){var n=this.colorStops[i].color,r=this.colorStops[i].opacity,o=this.colorStops[i].offset;r&&(n=new fabric.Color(n).setAlpha(r).toRgba()),e.addColorStop(parseFloat(o),n)}return e}},toSVG:function(t,e){var n,r=fabric.util.object.clone(this.coords);this.colorStops.sort(function(t,e){return t.offset-e.offset}),e&&"userSpaceOnUse"===this.gradientUnits?(r.x1+=t.width/2,r.y1+=t.height/2,r.x2+=t.width/2,r.y2+=t.height/2):"objectBoundingBox"===this.gradientUnits&&i(t,r),"linear"===this.type?n=["<linearGradient ",'id="SVGID_',this.id,'" gradientUnits="',this.gradientUnits,'" x1="',r.x1,'" y1="',r.y1,'" x2="',r.x2,'" y2="',r.y2,'">']:"radial"===this.type&&(n=["<radialGradient ",'id="SVGID_',this.id,'" gradientUnits="',this.gradientUnits,'" cx="',r.x2,'" cy="',r.y2,'" r="',r.r2,'" fx="',r.x1,'" fy="',r.y1,'">']);for(var o=0;o<this.colorStops.length;o++)n.push("<stop ",'offset="',100*this.colorStops[o].offset+"%",'" style="stop-color:',this.colorStops[o].color,this.colorStops[o].opacity?";stop-opacity: "+this.colorStops[o].opacity:";",'"/>');return n.push("linear"===this.type?"</linearGradient>":"</radialGradient>"),n.join("")}}),fabric.util.object.extend(fabric.Gradient,{fromElement:function(i,n){var r=i.getElementsByTagName("stop"),o="linearGradient"===i.nodeName?"linear":"radial",s=i.getAttribute("gradientUnits")||"objectBoundingBox",a=[],c={};"linear"===o?c={x1:i.getAttribute("x1")||0,y1:i.getAttribute("y1")||0,x2:i.getAttribute("x2")||"100%",y2:i.getAttribute("y2")||0}:"radial"===o&&(c={x1:i.getAttribute("fx")||i.getAttribute("cx")||"50%",y1:i.getAttribute("fy")||i.getAttribute("cy")||"50%",r1:0,x2:i.getAttribute("cx")||"50%",y2:i.getAttribute("cy")||"50%",r2:i.getAttribute("r")||"50%"});for(var l=r.length;l--;)a.push(t(r[l]));return e(n,c),new fabric.Gradient({type:o,coords:c,gradientUnits:s,colorStops:a})},forObject:function(t,i){return i||(i={}),e(t,i),new fabric.Gradient(i)}}),fabric.getGradientDefs=n}(),fabric.Pattern=fabric.util.createClass({repeat:"repeat",initialize:function(t){t||(t={}),t.source&&(this.source="string"==typeof t.source?new Function(t.source):t.source),t.repeat&&(this.repeat=t.repeat)},toObject:function(){var t;return"function"==typeof this.source?t=String(this.source).match(/function\s+\w*\s*\(.*\)\s+\{([\s\S]*)\}/)[1]:"string"==typeof this.source.src&&(t=this.source.src),{source:t,repeat:this.repeat}},toLive:function(t){var e="function"==typeof this.source?this.source():this.source;return t.createPattern(e,this.repeat)}}),fabric.Shadow=fabric.util.createClass({color:"rgb(0,0,0)",blur:0,offsetX:0,offsetY:0,initialize:function(t){for(var e in t)this[e]=t[e]},toObject:function(){return{color:this.color,blur:this.blur,offsetX:this.offsetX,offsetY:this.offsetY}},toSVG:function(){}}),function(t){"use strict";function e(t,e){arguments.length>0&&this.init(t,e)}var i=t.fabric||(t.fabric={});return i.Point?void i.warn("fabric.Point is already defined"):(i.Point=e,void(e.prototype={constructor:e,init:function(t,e){this.x=t,this.y=e},add:function(t){return new e(this.x+t.x,this.y+t.y)},addEquals:function(t){return this.x+=t.x,this.y+=t.y,this},scalarAdd:function(t){return new e(this.x+t,this.y+t)},scalarAddEquals:function(t){return this.x+=t,this.y+=t,this},subtract:function(t){return new e(this.x-t.x,this.y-t.y)},subtractEquals:function(t){return this.x-=t.x,this.y-=t.y,this},scalarSubtract:function(t){return new e(this.x-t,this.y-t)},scalarSubtractEquals:function(t){return this.x-=t,this.y-=t,this},multiply:function(t){return new e(this.x*t,this.y*t)},multiplyEquals:function(t){return this.x*=t,this.y*=t,this},divide:function(t){return new e(this.x/t,this.y/t)},divideEquals:function(t){return this.x/=t,this.y/=t,this},eq:function(t){return this.x===t.x&&this.y===t.y},lt:function(t){return this.x<t.x&&this.y<t.y},lte:function(t){return this.x<=t.x&&this.y<=t.y},gt:function(t){return this.x>t.x&&this.y>t.y},gte:function(t){return this.x>=t.x&&this.y>=t.y},lerp:function(t,i){return new e(this.x+(t.x-this.x)*i,this.y+(t.y-this.y)*i)},distanceFrom:function(t){var e=this.x-t.x,i=this.y-t.y;return Math.sqrt(e*e+i*i)},midPointFrom:function(t){return new e(this.x+(t.x-this.x)/2,this.y+(t.y-this.y)/2)},min:function(t){return new e(Math.min(this.x,t.x),Math.min(this.y,t.y))},max:function(t){return new e(Math.max(this.x,t.x),Math.max(this.y,t.y))},toString:function(){return this.x+","+this.y},setXY:function(t,e){this.x=t,this.y=e},setFromPoint:function(t){this.x=t.x,this.y=t.y},swap:function(t){var e=this.x,i=this.y;this.x=t.x,this.y=t.y,t.x=e,t.y=i}}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";function e(t){arguments.length>0&&this.init(t)}var i=t.fabric||(t.fabric={});return i.Intersection?void i.warn("fabric.Intersection is already defined"):(i.Intersection=e,i.Intersection.prototype={init:function(t){this.status=t,this.points=[]},appendPoint:function(t){this.points.push(t)},appendPoints:function(t){this.points=this.points.concat(t)}},i.Intersection.intersectLineLine=function(t,n,r,o){var s,a=(o.x-r.x)*(t.y-r.y)-(o.y-r.y)*(t.x-r.x),c=(n.x-t.x)*(t.y-r.y)-(n.y-t.y)*(t.x-r.x),l=(o.y-r.y)*(n.x-t.x)-(o.x-r.x)*(n.y-t.y);if(0!==l){var u=a/l,h=c/l;u>=0&&1>=u&&h>=0&&1>=h?(s=new e("Intersection"),s.points.push(new i.Point(t.x+u*(n.x-t.x),t.y+u*(n.y-t.y)))):s=new e("No Intersection")}else s=new e(0===a||0===c?"Coincident":"Parallel");return s},i.Intersection.intersectLinePolygon=function(t,i,n){for(var r=new e("No Intersection"),o=n.length,s=0;o>s;s++){var a=n[s],c=n[(s+1)%o],l=e.intersectLineLine(t,i,a,c);r.appendPoints(l.points)}return r.points.length>0&&(r.status="Intersection"),r},i.Intersection.intersectPolygonPolygon=function(t,i){for(var n=new e("No Intersection"),r=t.length,o=0;r>o;o++){var s=t[o],a=t[(o+1)%r],c=e.intersectLinePolygon(s,a,i);n.appendPoints(c.points)}return n.points.length>0&&(n.status="Intersection"),n},void(i.Intersection.intersectPolygonRectangle=function(t,n,r){var o=n.min(r),s=n.max(r),a=new i.Point(s.x,o.y),c=new i.Point(o.x,s.y),l=e.intersectLinePolygon(o,a,t),u=e.intersectLinePolygon(a,s,t),h=e.intersectLinePolygon(s,c,t),f=e.intersectLinePolygon(c,o,t),d=new e("No Intersection");return d.appendPoints(l.points),d.appendPoints(u.points),d.appendPoints(h.points),d.appendPoints(f.points),d.points.length>0&&(d.status="Intersection"),d}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";function e(t){t?this._tryParsingColor(t):this.setSource([0,0,0,1])}var i=t.fabric||(t.fabric={});return i.Color?void i.warn("fabric.Color is already defined."):(i.Color=e,i.Color.prototype={_tryParsingColor:function(t){var i;t in e.colorNameMap&&(t=e.colorNameMap[t]),i=e.sourceFromHex(t),i||(i=e.sourceFromRgb(t)),i&&this.setSource(i)},getSource:function(){return this._source},setSource:function(t){this._source=t},toRgb:function(){var t=this.getSource();return"rgb("+t[0]+","+t[1]+","+t[2]+")"},toRgba:function(){var t=this.getSource();return"rgba("+t[0]+","+t[1]+","+t[2]+","+t[3]+")"},toHex:function(){var t=this.getSource(),e=t[0].toString(16);e=1===e.length?"0"+e:e;var i=t[1].toString(16);i=1===i.length?"0"+i:i;var n=t[2].toString(16);return n=1===n.length?"0"+n:n,e.toUpperCase()+i.toUpperCase()+n.toUpperCase()},getAlpha:function(){return this.getSource()[3]},setAlpha:function(t){var e=this.getSource();return e[3]=t,this.setSource(e),this},toGrayscale:function(){var t=this.getSource(),e=parseInt((.3*t[0]+.59*t[1]+.11*t[2]).toFixed(0),10),i=t[3];return this.setSource([e,e,e,i]),this},toBlackWhite:function(t){var e=this.getSource(),i=(.3*e[0]+.59*e[1]+.11*e[2]).toFixed(0),n=e[3];return t=t||127,i=Number(i)<Number(t)?0:255,this.setSource([i,i,i,n]),this},overlayWith:function(t){t instanceof e||(t=new e(t));for(var i=[],n=this.getAlpha(),r=.5,o=this.getSource(),s=t.getSource(),a=0;3>a;a++)i.push(Math.round(o[a]*(1-r)+s[a]*r));return i[3]=n,this.setSource(i),this}},i.Color.reRGBa=/^rgba?\((\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})(?:\s*,\s*(\d+(?:\.\d+)?))?\)$/,i.Color.reHex=/^#?([0-9a-f]{6}|[0-9a-f]{3})$/i,i.Color.colorNameMap={aqua:"#00FFFF",black:"#000000",blue:"#0000FF",fuchsia:"#FF00FF",gray:"#808080",green:"#008000",lime:"#00FF00",maroon:"#800000",navy:"#000080",olive:"#808000",purple:"#800080",red:"#FF0000",silver:"#C0C0C0",teal:"#008080",white:"#FFFFFF",yellow:"#FFFF00"},i.Color.fromRgb=function(t){return e.fromSource(e.sourceFromRgb(t))},i.Color.sourceFromRgb=function(t){var i=t.match(e.reRGBa);return i?[parseInt(i[1],10),parseInt(i[2],10),parseInt(i[3],10),i[4]?parseFloat(i[4]):1]:void 0},i.Color.fromRgba=e.fromRgb,i.Color.fromHex=function(t){return e.fromSource(e.sourceFromHex(t))},i.Color.sourceFromHex=function(t){if(t.match(e.reHex)){var i=t.slice(t.indexOf("#")+1),n=3===i.length,r=n?i.charAt(0)+i.charAt(0):i.substring(0,2),o=n?i.charAt(1)+i.charAt(1):i.substring(2,4),s=n?i.charAt(2)+i.charAt(2):i.substring(4,6);return[parseInt(r,16),parseInt(o,16),parseInt(s,16),1]}},void(i.Color.fromSource=function(t){var i=new e;return i.setSource(t),i}))}("undefined"!=typeof exports?exports:this),function(){"use strict";if(fabric.StaticCanvas)return void fabric.warn("fabric.StaticCanvas is already defined.");var t=fabric.util.object.extend,e=fabric.util.getElementOffset,i=fabric.util.removeFromArray,n=fabric.util.removeListener,r=new Error("Could not initialize `canvas` element");fabric.StaticCanvas=function(t,e){e||(e={}),this._initStatic(t,e),fabric.StaticCanvas.activeInstance=this},t(fabric.StaticCanvas.prototype,fabric.Observable),t(fabric.StaticCanvas.prototype,{backgroundColor:"",backgroundImage:"",backgroundImageOpacity:1,backgroundImageStretch:!0,overlayImage:"",overlayImageLeft:0,overlayImageTop:0,includeDefaultValues:!0,stateful:!0,renderOnAddition:!0,clipTo:null,controlsAboveOverlay:!1,onBeforeScaleRotate:function(){},_initStatic:function(t,e){this._objects=[],this._createLowerCanvas(t),this._initOptions(e),e.overlayImage&&this.setOverlayImage(e.overlayImage,this.renderAll.bind(this)),e.backgroundImage&&this.setBackgroundImage(e.backgroundImage,this.renderAll.bind(this)),e.backgroundColor&&this.setBackgroundColor(e.backgroundColor,this.renderAll.bind(this)),this.calcOffset()},calcOffset:function(){return this._offset=e(this.lowerCanvasEl),this},setOverlayImage:function(t,e,i){return fabric.util.loadImage(t,function(t){this.overlayImage=t,i&&"overlayImageLeft"in i&&(this.overlayImageLeft=i.overlayImageLeft),i&&"overlayImageTop"in i&&(this.overlayImageTop=i.overlayImageTop),e&&e()},this),this},setBackgroundImage:function(t,e,i){return fabric.util.loadImage(t,function(t){this.backgroundImage=t,i&&"backgroundImageOpacity"in i&&(this.backgroundImageOpacity=i.backgroundImageOpacity),i&&"backgroundImageStretch"in i&&(this.backgroundImageStretch=i.backgroundImageStretch),e&&e()},this),this},setBackgroundColor:function(t,e){if(t.source){var i=this;fabric.util.loadImage(t.source,function(n){i.backgroundColor=new fabric.Pattern({source:n,repeat:t.repeat}),e&&e()})}else this.backgroundColor=t,e&&e();return this},_createCanvasElement:function(){var t=fabric.document.createElement("canvas");if(t.style||(t.style={}),!t)throw r;return this._initCanvasElement(t),t},_initCanvasElement:function(t){if(fabric.util.createCanvasElement(t),"undefined"==typeof t.getContext)throw r},_initOptions:function(t){for(var e in t)this[e]=t[e];this.width=parseInt(this.lowerCanvasEl.width,10)||0,this.height=parseInt(this.lowerCanvasEl.height,10)||0,this.lowerCanvasEl.style&&(this.lowerCanvasEl.style.width=this.width+"px",this.lowerCanvasEl.style.height=this.height+"px")},_createLowerCanvas:function(t){this.lowerCanvasEl=fabric.util.getById(t)||this._createCanvasElement(),this._initCanvasElement(this.lowerCanvasEl),fabric.util.addClass(this.lowerCanvasEl,"lower-canvas"),this.interactive&&this._applyCanvasStyle(this.lowerCanvasEl),this.contextContainer=this.lowerCanvasEl.getContext("2d")},getWidth:function(){return this.width},getHeight:function(){return this.height},setWidth:function(t){return this._setDimension("width",t)},setHeight:function(t){return this._setDimension("height",t)},setDimensions:function(t){for(var e in t)this._setDimension(e,t[e]);return this},_setDimension:function(t,e){return this.lowerCanvasEl[t]=e,this.lowerCanvasEl.style[t]=e+"px",this.upperCanvasEl&&(this.upperCanvasEl[t]=e,this.upperCanvasEl.style[t]=e+"px"),this.cacheCanvasEl&&(this.cacheCanvasEl[t]=e),this.wrapperEl&&(this.wrapperEl.style[t]=e+"px"),this[t]=e,this.calcOffset(),this.renderAll(),this},getElement:function(){return this.lowerCanvasEl},getActiveObject:function(){return null},getActiveGroup:function(){return null},_draw:function(t,e){if(e)if(this.controlsAboveOverlay){var i=e.hasBorders,n=e.hasControls;e.hasBorders=e.hasControls=!1,e.render(t),e.hasBorders=i,e.hasControls=n}else e.render(t)},add:function(){this._objects.push.apply(this._objects,arguments);for(var t=arguments.length;t--;)this._initObject(arguments[t]);return this.renderOnAddition&&this.renderAll(),this},_initObject:function(t){this.stateful&&t.setupState(),t.setCoords(),t.canvas=this,this.fire("object:added",{target:t}),t.fire("added")},insertAt:function(t,e,i){return i?this._objects[e]=t:this._objects.splice(e,0,t),this._initObject(t),this.renderOnAddition&&this.renderAll(),this},getObjects:function(){return this._objects},clearContext:function(t){return t.clearRect(0,0,this.width,this.height),this},getContext:function(){return this.contextContainer},clear:function(){return this._objects.length=0,this.discardActiveGroup&&this.discardActiveGroup(),this.clearContext(this.contextContainer),this.contextTop&&this.clearContext(this.contextTop),this.fire("canvas:cleared"),this.renderAll(),this},renderAll:function(t){var e=this[t===!0&&this.interactive?"contextTop":"contextContainer"];this.contextTop&&this.selection&&this.clearContext(this.contextTop),t||this.clearContext(e),this.fire("before:render"),this.clipTo&&fabric.util.clipCanvas(this,e),this.backgroundColor&&(e.fillStyle=this.backgroundColor.toLive?this.backgroundColor.toLive(e):this.backgroundColor,e.fillRect(0,0,this.width,this.height)),"object"==typeof this.backgroundImage&&this._drawBackroundImage(e);for(var i=this.getActiveGroup(),n=0,r=this._objects.length;r>n;++n)(!i||i&&this._objects[n]&&!i.contains(this._objects[n]))&&this._draw(e,this._objects[n]);if(i){var o=[];this.forEachObject(function(t){i.contains(t)&&o.push(t)}),i._set("objects",o),this._draw(e,i)}return this.clipTo&&e.restore(),
this.overlayImage&&e.drawImage(this.overlayImage,this.overlayImageLeft,this.overlayImageTop),this.controlsAboveOverlay&&this.drawControls(e),this.fire("after:render"),this},_drawBackroundImage:function(t){t.save(),t.globalAlpha=this.backgroundImageOpacity,this.backgroundImageStretch?t.drawImage(this.backgroundImage,0,0,this.width,this.height):t.drawImage(this.backgroundImage,0,0),t.restore()},renderTop:function(){var t=this.contextTop||this.contextContainer;this.clearContext(t),this.selection&&this._groupSelector&&this._drawSelection();var e=this.getActiveGroup();return e&&e.render(t),this.overlayImage&&t.drawImage(this.overlayImage,this.overlayImageLeft,this.overlayImageTop),this.fire("after:render"),this},drawControls:function(t){var e=this.getActiveGroup();if(e)t.save(),fabric.Group.prototype.transform.call(e,t),e.drawBorders(t).drawControls(t),t.restore();else for(var i=0,n=this._objects.length;n>i;++i)this._objects[i]&&this._objects[i].active&&(t.save(),fabric.Object.prototype.transform.call(this._objects[i],t),this._objects[i].drawBorders(t).drawControls(t),t.restore(),this.lastRenderedObjectWithControlsAboveOverlay=this._objects[i])},toDataURL:function(t){t||(t={});var e=t.format||"png",i=t.quality||1,n=t.multiplier||1;return 1!==n?this.__toDataURLWithMultiplier(e,i,n):this.__toDataURL(e,i)},__toDataURL:function(t,e){this.renderAll(!0);var i=this.upperCanvasEl||this.lowerCanvasEl,n=fabric.StaticCanvas.supports("toDataURLWithQuality")?i.toDataURL("image/"+t,e):i.toDataURL("image/"+t);return this.contextTop&&this.clearContext(this.contextTop),this.renderAll(),n},__toDataURLWithMultiplier:function(t,e,i){var n=this.getWidth(),r=this.getHeight(),o=n*i,s=r*i,a=this.getActiveObject(),c=this.getActiveGroup(),l=this.contextTop||this.contextContainer;this.setWidth(o).setHeight(s),l.scale(i,i),c?this._tempRemoveBordersControlsFromGroup(c):a&&this.deactivateAll&&this.deactivateAll(),this.width=n,this.height=r,this.renderAll(!0);var u=this.toDataURL(t,e);return l.scale(1/i,1/i),this.setWidth(n).setHeight(r),c?this._restoreBordersControlsOnGroup(c):a&&this.setActiveObject&&this.setActiveObject(a),this.contextTop&&this.clearContext(this.contextTop),this.renderAll(),u},toDataURLWithMultiplier:function(t,e,i){return this.toDataURL({format:t,multiplier:e,quality:i})},_tempRemoveBordersControlsFromGroup:function(t){t.origHasControls=t.hasControls,t.origBorderColor=t.borderColor,t.hasControls=!0,t.borderColor="rgba(0,0,0,0)",t.forEachObject(function(t){t.origBorderColor=t.borderColor,t.borderColor="rgba(0,0,0,0)"})},_restoreBordersControlsOnGroup:function(t){t.hideControls=t.origHideControls,t.borderColor=t.origBorderColor,t.forEachObject(function(t){t.borderColor=t.origBorderColor,delete t.origBorderColor})},getCenter:function(){return{top:this.getHeight()/2,left:this.getWidth()/2}},centerObjectH:function(t){return t.set("left",this.getCenter().left),this.renderAll(),this},centerObjectV:function(t){return t.set("top",this.getCenter().top),this.renderAll(),this},centerObject:function(t){return this.centerObjectH(t).centerObjectV(t)},toDatalessJSON:function(t){return this.toDatalessObject(t)},toObject:function(t){return this._toObjectMethod("toObject",t)},toDatalessObject:function(t){return this._toObjectMethod("toDatalessObject",t)},_toObjectMethod:function(t,e){var i={objects:this._objects.map(function(i){var n;this.includeDefaultValues||(n=i.includeDefaultValues,i.includeDefaultValues=!1);var r=i[t](e);return this.includeDefaultValues||(i.includeDefaultValues=n),r},this),background:this.backgroundColor&&this.backgroundColor.toObject?this.backgroundColor.toObject():this.backgroundColor};return this.backgroundImage&&(i.backgroundImage=this.backgroundImage.src,i.backgroundImageOpacity=this.backgroundImageOpacity,i.backgroundImageStretch=this.backgroundImageStretch),this.overlayImage&&(i.overlayImage=this.overlayImage.src,i.overlayImageLeft=this.overlayImageLeft,i.overlayImageTop=this.overlayImageTop),fabric.util.populateWithProperties(this,i,e),i},toSVG:function(t){t||(t={});var e=[];t.suppressPreamble||e.push('<?xml version="1.0" standalone="no" ?>','<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" ','"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">'),e.push("<svg ",'xmlns="http://www.w3.org/2000/svg" ','xmlns:xlink="http://www.w3.org/1999/xlink" ','version="1.1" ','width="',this.width,'" ','height="',this.height,'" ',this.backgroundColor&&!this.backgroundColor.source?'style="background-color: '+this.backgroundColor+'" ':null,'xml:space="preserve">',"<desc>Created with Fabric.js ",fabric.version,"</desc>","<defs>",fabric.createSVGFontFacesMarkup(this.getObjects()),fabric.createSVGRefElementsMarkup(this),"</defs>"),this.backgroundColor&&this.backgroundColor.source&&e.push('<rect x="0" y="0" ','width="',"repeat-y"===this.backgroundColor.repeat||"no-repeat"===this.backgroundColor.repeat?this.backgroundColor.source.width:this.width,'" height="',"repeat-x"===this.backgroundColor.repeat||"no-repeat"===this.backgroundColor.repeat?this.backgroundColor.source.height:this.height,'" fill="url(#backgroundColorPattern)"',"></rect>"),this.backgroundImage&&e.push('<image x="0" y="0" ','width="',this.backgroundImageStretch?this.width:this.backgroundImage.width,'" height="',this.backgroundImageStretch?this.height:this.backgroundImage.height,'" preserveAspectRatio="',this.backgroundImageStretch?"none":"defer",'" xlink:href="',this.backgroundImage.src,'" style="opacity:',this.backgroundImageOpacity,'"></image>'),this.overlayImage&&e.push('<image x="',this.overlayImageLeft,'" y="',this.overlayImageTop,'" width="',this.overlayImage.width,'" height="',this.overlayImage.height,'" xlink:href="',this.overlayImage.src,'"></image>');for(var i=0,n=this.getObjects(),r=n.length;r>i;i++)e.push(n[i].toSVG());return e.push("</svg>"),e.join("")},isEmpty:function(){return 0===this._objects.length},remove:function(t){this.getActiveObject()===t&&(this.fire("before:selection:cleared",{target:t}),this.discardActiveObject(),this.fire("selection:cleared"));var e=this._objects,i=e.indexOf(t);return-1!==i&&(e.splice(i,1),this.fire("object:removed",{target:t})),this.renderAll(),t},sendToBack:function(t){return i(this._objects,t),this._objects.unshift(t),this.renderAll()},bringToFront:function(t){return i(this._objects,t),this._objects.push(t),this.renderAll()},sendBackwards:function(t){var e=this._objects.indexOf(t),n=e;if(0!==e){for(var r=e-1;r>=0;--r){var o=t.intersectsWithObject(this._objects[r])||t.isContainedWithinObject(this._objects[r])||this._objects[r].isContainedWithinObject(t);if(o){n=r;break}}i(this._objects,t),this._objects.splice(n,0,t)}return this.renderAll()},bringForward:function(t){var e=this.getObjects(),n=e.indexOf(t),r=n;if(n!==e.length-1){for(var o=n+1,s=this._objects.length;s>o;++o){var a=t.intersectsWithObject(e[o])||t.isContainedWithinObject(this._objects[o])||this._objects[o].isContainedWithinObject(t);if(a){r=o;break}}i(e,t),e.splice(r,0,t)}this.renderAll()},item:function(t){return this.getObjects()[t]},complexity:function(){return this.getObjects().reduce(function(t,e){return t+=e.complexity?e.complexity():0},0)},forEachObject:function(t,e){for(var i=this.getObjects(),n=i.length;n--&&t.call(e,i[n],n,i)!==!1;);return this},dispose:function(){return this.clear(),this.interactive&&(n(this.upperCanvasEl,"mousedown",this._onMouseDown),n(this.upperCanvasEl,"mousemove",this._onMouseMove),n(fabric.window,"resize",this._onResize)),this},_resizeImageToFit:function(t){var e=t.width||t.offsetWidth,i=this.getWidth()/e;e&&(t.width=e*i)}}),fabric.StaticCanvas.prototype.toString=function(){return"#<fabric.Canvas ("+this.complexity()+"): { objects: "+this.getObjects().length+" }>"},t(fabric.StaticCanvas,{EMPTY_JSON:'{"objects": [], "background": "white"}',toGrayscale:function(t){var e,i,n,r,o=t.getContext("2d"),s=o.getImageData(0,0,t.width,t.height),a=s.data,c=s.width,l=s.height;for(n=0;c>n;n++)for(r=0;l>r;r++)e=4*n*l+4*r,i=(a[e]+a[e+1]+a[e+2])/3,a[e]=i,a[e+1]=i,a[e+2]=i;o.putImageData(s,0,0)},supports:function(t){var e=fabric.util.createCanvasElement();if(!e||!e.getContext)return null;var i=e.getContext("2d");if(!i)return null;switch(t){case"getImageData":return"undefined"!=typeof i.getImageData;case"toDataURL":return"undefined"!=typeof e.toDataURL;case"toDataURLWithQuality":try{return e.toDataURL("image/jpeg",0),!0}catch(n){}return!1;default:return null}}}),fabric.StaticCanvas.prototype.toJSON=fabric.StaticCanvas.prototype.toObject}(),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.array.min,n=e.util.array.max;return e.FreeDrawing?void e.warn("fabric.FreeDrawing is already defined"):void(e.FreeDrawing=e.util.createClass({initialize:function(t){this.canvas=t,this._points=[]},_addPoint:function(t){this._points.push(t)},_reset:function(){this._points.length=0;var t=this.canvas.contextTop;t.strokeStyle=this.canvas.freeDrawingColor,t.lineWidth=this.canvas.freeDrawingLineWidth,t.lineCap=t.lineJoin="round"},_prepareForDrawing:function(t){this.canvas._isCurrentlyDrawing=!0,this.canvas.discardActiveObject().renderAll();var i=new e.Point(t.x,t.y);this._reset(),this._addPoint(i),this.canvas.contextTop.moveTo(i.x,i.y)},_captureDrawingPath:function(t){var i=new e.Point(t.x,t.y);this._addPoint(i)},_render:function(){var t=this.canvas.contextTop;t.beginPath();var e=this._points[0],i=this._points[1];t.moveTo(e.x,e.y);for(var n=1,r=this._points.length;r>n;n++){var o=e.midPointFrom(i);t.quadraticCurveTo(e.x,e.y,o.x,o.y),e=this._points[n],i=this._points[n+1]}t.lineTo(e.x,e.y),t.stroke()},_getSVGPathData:function(){return this.box=this.getPathBoundingBox(this._points),this.convertPointsToSVGPath(this._points,this.box.minx,this.box.maxx,this.box.miny,this.box.maxy)},getPathBoundingBox:function(t){for(var e=[],r=[],o=t[0],s=t[1],a=o,c=1,l=t.length;l>c;c++){var u=o.midPointFrom(s);e.push(a.x),e.push(u.x),r.push(a.y),r.push(u.y),o=t[c],s=t[c+1],a=u}return e.push(o.x),r.push(o.y),{minx:i(e),miny:i(r),maxx:n(e),maxy:n(r)}},convertPointsToSVGPath:function(t,i,n,r){var o=[],s=new e.Point(t[0].x-i,t[0].y-r),a=new e.Point(t[1].x-i,t[1].y-r);o.push("M ",t[0].x-i," ",t[0].y-r," ");for(var c=1,l=t.length;l>c;c++){var u=s.midPointFrom(a);o.push("Q ",s.x," ",s.y," ",u.x," ",u.y," "),s=new e.Point(t[c].x-i,t[c].y-r),c+1<t.length&&(a=new e.Point(t[c+1].x-i,t[c+1].y-r))}return o.push("L ",s.x," ",s.y," "),o},createPath:function(t){var i=new e.Path(t);return i.fill=null,i.stroke=this.canvas.freeDrawingColor,i.strokeWidth=this.canvas.freeDrawingLineWidth,i},_finalizeAndAddPath:function(){this.canvas._isCurrentlyDrawing=!1;var t=this.canvas.contextTop;t.closePath();var e=this._getSVGPathData().join("");if("M 0 0 Q 0 0 0 0 L 0 0"===e)return void this.canvas.renderAll();var i=this.box.minx+(this.box.maxx-this.box.minx)/2,n=this.box.miny+(this.box.maxy-this.box.miny)/2;this.canvas.contextTop.arc(i,n,3,0,2*Math.PI,!1);var r=this.createPath(e);r.set({left:i,top:n}),this.canvas.add(r),r.setCoords(),this.canvas.contextTop&&this.canvas.clearContext(this.canvas.contextTop),this.canvas.renderAll(),this.canvas.fire("path:created",{path:r})}}))}("undefined"!=typeof exports?exports:this),function(){function t(){}var e=fabric.util.object.extend,i=fabric.util.getPointer,n=fabric.util.degreesToRadians,r=fabric.util.radiansToDegrees,o=Math.atan2,s=Math.abs,a=Math.min,c=Math.max,l=.5;fabric.Canvas=function(t,e){e||(e={}),this._initStatic(t,e),this._initInteractive(),this._createCacheCanvas(),fabric.Canvas.activeInstance=this},t.prototype=fabric.StaticCanvas.prototype,fabric.Canvas.prototype=new t;var u={uniScaleTransform:!1,centerTransform:!1,interactive:!0,selection:!0,selectionColor:"rgba(100, 100, 255, 0.3)",selectionDashArray:[],selectionBorderColor:"rgba(255, 255, 255, 0.3)",selectionLineWidth:1,freeDrawingColor:"rgb(0, 0, 0)",freeDrawingLineWidth:1,hoverCursor:"move",moveCursor:"move",defaultCursor:"default",freeDrawingCursor:"crosshair",rotationCursor:"crosshair",containerClass:"canvas-container",perPixelTargetFind:!1,targetFindTolerance:0,_initInteractive:function(){this._currentTransform=null,this._groupSelector=null,this.freeDrawing=fabric.FreeDrawing&&new fabric.FreeDrawing(this),this._initWrapperElement(),this._createUpperCanvas(),this._initEvents(),this.calcOffset()},_resetCurrentTransform:function(t){var e=this._currentTransform;e.target.set("scaleX",e.original.scaleX),e.target.set("scaleY",e.original.scaleY),e.target.set("left",e.original.left),e.target.set("top",e.original.top),t.altKey||this.centerTransform?("center"!==e.originX&&("right"===e.originX?e.mouseXSign=-1:e.mouseXSign=1),"center"!==e.originY&&("bottom"===e.originY?e.mouseYSign=-1:e.mouseYSign=1),e.originX="center",e.originY="center"):(e.originX=e.original.originX,e.originY=e.original.originY)},containsPoint:function(t,e){var i=this.getPointer(t),n=this._normalizePointer(e,i),r=n.x,o=n.y,s=e._getImageLines(e.oCoords),a=e._findCrossPoints(r,o,s);return a&&a%2===1||e._findTargetCorner(t,this._offset)?!0:!1},_normalizePointer:function(t,e){var i=this.getActiveGroup(),n=e.x,r=e.y,o=i&&"group"!==t.type&&i.contains(t);return o&&(n-=i.left,r-=i.top),{x:n,y:r}},_isTargetTransparent:function(t,e,i){var n=this.contextCache,r=t.hasBorders,o=t.transparentCorners;t.hasBorders=t.transparentCorners=!1,this._draw(n,t),t.hasBorders=r,t.transparentCorners=o,this.targetFindTolerance>0&&(e>this.targetFindTolerance?e-=this.targetFindTolerance:e=0,i>this.targetFindTolerance?i-=this.targetFindTolerance:i=0);for(var s=!0,a=n.getImageData(e,i,2*this.targetFindTolerance||1,2*this.targetFindTolerance||1),c=3;c<a.data.length;c+=4){var l=a.data[c];if(s=0>=l,s===!1)break}return a=null,this.clearContext(n),s},_shouldClearSelection:function(t){var e=this.findTarget(t),i=this.getActiveGroup();return!e||e&&i&&!i.contains(e)&&i!==e&&!t.shiftKey},_setupCurrentTransform:function(t,e){var r,o="drag",s=i(t,e.canvas.upperCanvasEl);r=e._findTargetCorner(t,this._offset),r&&(o="ml"===r||"mr"===r?"scaleX":"mt"===r||"mb"===r?"scaleY":"mtr"===r?"rotate":"scale");var a="center",c="center";"ml"===r||"tl"===r||"bl"===r?a="right":("mr"===r||"tr"===r||"br"===r)&&(a="left"),"tl"===r||"mt"===r||"tr"===r?c="bottom":("bl"===r||"mb"===r||"br"===r)&&(c="top"),"mtr"===r&&(a="center",c="center"),this._currentTransform={target:e,action:o,scaleX:e.scaleX,scaleY:e.scaleY,offsetX:s.x-e.left,offsetY:s.y-e.top,originX:a,originY:c,ex:s.x,ey:s.y,left:e.left,top:e.top,theta:n(e.angle),width:e.width*e.scaleX,mouseXSign:1,mouseYSign:1},this._currentTransform.original={left:e.left,top:e.top,scaleX:e.scaleX,scaleY:e.scaleY,originX:a,originY:c},this._resetCurrentTransform(t)},_shouldHandleGroupLogic:function(t,e){var i=this.getActiveObject();return t.shiftKey&&(this.getActiveGroup()||i&&i!==e)&&this.selection},_handleGroupLogic:function(t,e){if(e!==this.getActiveGroup()||(e=this.findTarget(t,!0),e&&!e.isType("group"))){var i=this.getActiveGroup();if(i)i.contains(e)?(i.removeWithUpdate(e),this._resetObjectTransform(i),e.setActive(!1),1===i.size()&&this.discardActiveGroup()):(i.addWithUpdate(e),this._resetObjectTransform(i)),this.fire("selection:created",{target:i,e:t}),i.setActive(!0);else{if(this._activeObject&&e!==this._activeObject){var n=new fabric.Group([this._activeObject,e]);this.setActiveGroup(n),i=this.getActiveGroup()}e.setActive(!0)}i&&i.saveCoords()}},_translateObject:function(t,e){var i=this._currentTransform.target;i.get("lockMovementX")||i.set("left",t-this._currentTransform.offsetX),i.get("lockMovementY")||i.set("top",e-this._currentTransform.offsetY)},_scaleObject:function(t,e,i){var n=this._currentTransform,r=this._offset,o=n.target,s=o.get("lockScalingX"),a=o.get("lockScalingY");if(!s||!a){var c=o.translateToOriginPoint(o.getCenterPoint(),n.originX,n.originY),l=o.toLocalPoint(new fabric.Point(t-r.left,e-r.top),n.originX,n.originY);"right"===n.originX?l.x*=-1:"center"===n.originX&&(l.x*=2*n.mouseXSign,l.x<0&&(n.mouseXSign=-n.mouseXSign)),"bottom"===n.originY?l.y*=-1:"center"===n.originY&&(l.y*=2*n.mouseYSign,l.y<0&&(n.mouseYSign=-n.mouseYSign));var u=o.scaleX,h=o.scaleY;if("equally"!==i||s||a)i?"x"!==i||o.get("lockUniScaling")?"y"!==i||o.get("lockUniScaling")||(h=l.y/(o.height+o.padding),a||o.set("scaleY",h)):(u=l.x/(o.width+o.padding),s||o.set("scaleX",u)):(u=l.x/(o.width+o.padding),h=l.y/(o.height+o.padding),s||o.set("scaleX",u),a||o.set("scaleY",h));else{var f=l.y+l.x,d=o.height*n.original.scaleY+o.width*n.original.scaleX+2*o.padding-2*o.strokeWidth+1;u=n.original.scaleX*f/d,h=n.original.scaleY*f/d,o.set("scaleX",u),o.set("scaleY",h)}0>u&&("left"===n.originX?n.originX="right":"right"===n.originX&&(n.originX="left")),0>h&&("top"===n.originY?n.originY="bottom":"bottom"===n.originY&&(n.originY="top")),o.setPositionByOrigin(c,n.originX,n.originY)}},_rotateObject:function(t,e){var i=this._currentTransform,n=this._offset;if(!i.target.get("lockRotation")){var s=o(i.ey-i.top-n.top,i.ex-i.left-n.left),a=o(e-i.top-n.top,t-i.left-n.left);i.target.angle=r(a-s+i.theta)}},_setCursor:function(t){this.upperCanvasEl.style.cursor=t},_resetObjectTransform:function(t){t.scaleX=1,t.scaleY=1,t.setAngle(0)},_drawSelection:function(){var t=this.contextTop,e=this._groupSelector,i=e.left,n=e.top,r=s(i),o=s(n);if(t.fillStyle=this.selectionColor,t.fillRect(e.ex-(i>0?0:-i),e.ey-(n>0?0:-n),r,o),t.lineWidth=this.selectionLineWidth,t.strokeStyle=this.selectionBorderColor,this.selectionDashArray.length>1){var a=e.ex+l-(i>0?0:r),c=e.ey+l-(n>0?0:o);t.beginPath(),fabric.util.drawDashedLine(t,a,c,a+r,c,this.selectionDashArray),fabric.util.drawDashedLine(t,a,c+o-1,a+r,c+o-1,this.selectionDashArray),fabric.util.drawDashedLine(t,a,c,a,c+o,this.selectionDashArray),fabric.util.drawDashedLine(t,a+r-1,c,a+r-1,c+o,this.selectionDashArray),t.closePath(),t.stroke()}else t.strokeRect(e.ex+l-(i>0?0:r),e.ey+l-(n>0?0:o),r,o)},_findSelectedObjects:function(t){for(var e,i=[],n=this._groupSelector.ex,r=this._groupSelector.ey,o=n+this._groupSelector.left,s=r+this._groupSelector.top,l=new fabric.Point(a(n,o),a(r,s)),u=new fabric.Point(c(n,o),c(r,s)),h=0,f=this._objects.length;f>h;++h)e=this._objects[h],e&&(e.intersectsWithRect(l,u)||e.isContainedWithinRect(l,u))&&this.selection&&e.selectable&&(e.setActive(!0),i.push(e));1===i.length?this.setActiveObject(i[0],t):i.length>1&&(i=new fabric.Group(i),this.setActiveGroup(i),i.saveCoords(),this.fire("selection:created",{target:i})),this.renderAll()},findTarget:function(t,e){var i,n=this.getPointer(t);if(this.controlsAboveOverlay&&this.lastRenderedObjectWithControlsAboveOverlay&&this.containsPoint(t,this.lastRenderedObjectWithControlsAboveOverlay)&&this.lastRenderedObjectWithControlsAboveOverlay._findTargetCorner(t,this._offset))return i=this.lastRenderedObjectWithControlsAboveOverlay;var r=this.getActiveGroup();if(r&&!e&&this.containsPoint(t,r))return i=r;for(var o=[],s=this._objects.length;s--;)if(this._objects[s]&&!this._objects[s].overlay&&this.containsPoint(t,this._objects[s])){if(!this.perPixelTargetFind&&!this._objects[s].perPixelTargetFind){i=this._objects[s],this.relatedTarget=i;break}o[o.length]=this._objects[s]}for(var a=0,c=o.length;c>a;a++){n=this.getPointer(t);var l=this._isTargetTransparent(o[a],n.x,n.y);if(!l){i=o[a],this.relatedTarget=i;break}}return i&&i.selectable?i:void 0},getPointer:function(t){var e=i(t,this.upperCanvasEl);return{x:Math.ceil((e.x-this._offset.left)*(this.upperCanvasEl.getAttribute("width")/parseInt(this.upperCanvasEl.style.width))),y:Math.ceil((e.y-this._offset.top)*(this.upperCanvasEl.getAttribute("height")/parseInt(this.upperCanvasEl.style.height)))}},_createUpperCanvas:function(){this.upperCanvasEl=this._createCanvasElement(),this.upperCanvasEl.className="upper-canvas",this.wrapperEl.appendChild(this.upperCanvasEl),this._applyCanvasStyle(this.upperCanvasEl),this.contextTop=this.upperCanvasEl.getContext("2d")},_createCacheCanvas:function(){this.cacheCanvasEl=this._createCanvasElement(),this.cacheCanvasEl.setAttribute("width",this.width),this.cacheCanvasEl.setAttribute("height",this.height),this.contextCache=this.cacheCanvasEl.getContext("2d")},_initWrapperElement:function(){this.wrapperEl=fabric.util.wrapElement(this.lowerCanvasEl,"div",{"class":this.containerClass}),fabric.util.setStyle(this.wrapperEl,{width:this.getWidth()+"px",height:this.getHeight()+"px",position:"relative"}),fabric.util.makeElementUnselectable(this.wrapperEl)},_applyCanvasStyle:function(t){var e=this.getWidth()||t.width,i=this.getHeight()||t.height;fabric.util.setStyle(t,{position:"absolute",width:e+"px",height:i+"px",left:0,top:0}),t.width=e,t.height=i,fabric.util.makeElementUnselectable(t)},getSelectionContext:function(){return this.contextTop},getSelectionElement:function(){return this.upperCanvasEl},setActiveObject:function(t,e){return this._activeObject&&this._activeObject.setActive(!1),this._activeObject=t,t.setActive(!0),this.renderAll(),this.fire("object:selected",{target:t,e:e}),t.fire("selected",{e:e}),this},getActiveObject:function(){return this._activeObject},discardActiveObject:function(){return this._activeObject&&this._activeObject.setActive(!1),this._activeObject=null,this},setActiveGroup:function(t){return this._activeGroup=t,t&&(t.canvas=this,t.setActive(!0)),this},getActiveGroup:function(){return this._activeGroup},discardActiveGroup:function(){var t=this.getActiveGroup();return t&&t.destroy(),this.setActiveGroup(null)},deactivateAll:function(){for(var t=this.getObjects(),e=0,i=t.length;i>e;e++)t[e].setActive(!1);return this.discardActiveGroup(),this.discardActiveObject(),this},deactivateAllWithDispatch:function(){var t=this.getActiveGroup()||this.getActiveObject();return t&&this.fire("before:selection:cleared",{target:t}),this.deactivateAll(),t&&this.fire("selection:cleared"),this}};fabric.Canvas.prototype.toString=fabric.StaticCanvas.prototype.toString,e(fabric.Canvas.prototype,u);for(var h in fabric.StaticCanvas)"prototype"!==h&&(fabric.Canvas[h]=fabric.StaticCanvas[h]);fabric.isTouchSupported&&(fabric.Canvas.prototype._setCursorFromEvent=function(){}),fabric.Element=fabric.Canvas}(),function(){var t={tr:"ne-resize",br:"se-resize",bl:"sw-resize",tl:"nw-resize",ml:"w-resize",mt:"n-resize",mr:"e-resize",mb:"s-resize"},e=fabric.util.addListener,i=fabric.util.removeListener,n=fabric.util.getPointer;fabric.util.object.extend(fabric.Canvas.prototype,{_initEvents:function(){var t=this;this._onMouseDown=this._onMouseDown.bind(this),this._onMouseMove=this._onMouseMove.bind(this),this._onMouseUp=this._onMouseUp.bind(this),this._onResize=this._onResize.bind(this),e(fabric.window,"resize",this._onResize),fabric.isTouchSupported?(e(this.upperCanvasEl,"touchstart",this._onMouseDown),e(this.upperCanvasEl,"touchmove",this._onMouseMove),"undefined"!=typeof Event&&"add"in Event&&Event.add(this.upperCanvasEl,"gesture",function(e,i){t.__onTransformGesture(e,i)})):(e(this.upperCanvasEl,"mousedown",this._onMouseDown),e(this.upperCanvasEl,"mousemove",this._onMouseMove))},_onMouseDown:function(t){this.__onMouseDown(t),!fabric.isTouchSupported&&e(fabric.document,"mouseup",this._onMouseUp),fabric.isTouchSupported&&e(fabric.document,"touchend",this._onMouseUp),!fabric.isTouchSupported&&e(fabric.document,"mousemove",this._onMouseMove),fabric.isTouchSupported&&e(fabric.document,"touchmove",this._onMouseMove),!fabric.isTouchSupported&&i(this.upperCanvasEl,"mousemove",this._onMouseMove),fabric.isTouchSupported&&i(this.upperCanvasEl,"touchmove",this._onMouseMove)},_onMouseUp:function(t){this.__onMouseUp(t),!fabric.isTouchSupported&&i(fabric.document,"mouseup",this._onMouseUp),fabric.isTouchSupported&&i(fabric.document,"touchend",this._onMouseUp),!fabric.isTouchSupported&&i(fabric.document,"mousemove",this._onMouseMove),fabric.isTouchSupported&&i(fabric.document,"touchmove",this._onMouseMove),!fabric.isTouchSupported&&e(this.upperCanvasEl,"mousemove",this._onMouseMove),fabric.isTouchSupported&&e(this.upperCanvasEl,"touchmove",this._onMouseMove)},_onMouseMove:function(t){this.__onMouseMove(t)},_onResize:function(){this.calcOffset()},__onMouseUp:function(t){var e;if(this.isDrawingMode&&this._isCurrentlyDrawing)return this.freeDrawing._finalizeAndAddPath(),void this.fire("mouse:up",{e:t});if(this._currentTransform){var i=this._currentTransform;e=i.target,e._scaling&&(e._scaling=!1);for(var n=this._objects.length;n--;)this._objects[n].setCoords();e.isMoving=!1,this.stateful&&e.hasStateChanged()&&(this.fire("object:modified",{target:e}),e.fire("modified")),this._previousOriginX&&(this._currentTransform.target.adjustPosition(this._previousOriginX),this._previousOriginX=null)}this._currentTransform=null,this._groupSelector&&this._findSelectedObjects(t);var r=this.getActiveGroup();r&&(r.setObjectsCoords(),r.set("isMoving",!1),this._setCursor(this.defaultCursor)),this._groupSelector=null,this.renderAll(),this._setCursorFromEvent(t,e),this._setCursor("");var o=this;setTimeout(function(){o._setCursorFromEvent(t,e)},50),this.fire("mouse:up",{target:e,e:t}),e&&e.fire("mouseup",{e:t})},__onMouseDown:function(t){var e,i="which"in t?1===t.which:1===t.button;if(i||fabric.isTouchSupported){if(this.isDrawingMode)return e=this.getPointer(t),this.freeDrawing._prepareForDrawing(e),this.freeDrawing._captureDrawingPath(e),void this.fire("mouse:down",{e:t});if(!this._currentTransform){var n,r=this.findTarget(t);e=this.getPointer(t),this._shouldClearSelection(t)?(this._groupSelector={ex:e.x,ey:e.y,top:0,left:0},this.deactivateAllWithDispatch()):(this.stateful&&r.saveState(),(n=r._findTargetCorner(t,this._offset))&&this.onBeforeScaleRotate(r),this._shouldHandleGroupLogic(t,r)?(this._handleGroupLogic(t,r),r=this.getActiveGroup()):(r!==this.getActiveGroup()&&this.deactivateAll(),this.setActiveObject(r,t)),this._setupCurrentTransform(t,r)),this.renderAll(),this.fire("mouse:down",{target:r,e:t}),r&&r.fire("mousedown",{e:t}),"mtr"===n&&(this._previousOriginX=this._currentTransform.target.originX,this._currentTransform.target.adjustPosition("center"),this._currentTransform.left=this._currentTransform.target.left,this._currentTransform.top=this._currentTransform.target.top)}}},__onMouseMove:function(t){var e,i;if(this.isDrawingMode)return t.preventDefault&&t.preventDefault(),this._isCurrentlyDrawing&&(i=this.getPointer(t),this.freeDrawing._captureDrawingPath(i),this.clearContext(this.contextTop),this.freeDrawing._render(this.contextTop)),this.upperCanvasEl.style.cursor=this.freeDrawingCursor,void this.fire("mouse:move",{e:t});var r=this._groupSelector;if(null!==r)i=n(t,this.upperCanvasEl),r.left=i.x-this._offset.left-r.ex,r.top=i.y-this._offset.top-r.ey,this.renderTop();else if(this._currentTransform){t.preventDefault&&t.preventDefault(),i=n(t,this.upperCanvasEl);var o=i.x,s=i.y;this._currentTransform.target.isMoving=!0;var a=this._currentTransform,c=!1;"scale"!==a.action&&"scaleX"!==a.action&&"scaleY"!==a.action||(!t.altKey||"center"===a.originX&&"center"===a.originY)&&(t.altKey||"center"!==a.originX||"center"!==a.originY)||(this._resetCurrentTransform(t),c=!0),"rotate"===this._currentTransform.action?(this._rotateObject(o,s),this.fire("object:rotating",{target:this._currentTransform.target,e:t}),this._currentTransform.target.fire("rotating")):"scale"===this._currentTransform.action?(t.shiftKey||this.uniScaleTransform?(this._currentTransform.currentAction="scale",this._scaleObject(o,s)):(c||"scale"!==a.currentAction||this._resetCurrentTransform(t),this._currentTransform.currentAction="scaleEqually",this._scaleObject(o,s,"equally")),this.fire("object:scaling",{target:this._currentTransform.target,e:t})):"scaleX"===this._currentTransform.action?(this._scaleObject(o,s,"x"),this.fire("object:scaling",{target:this._currentTransform.target,e:t}),this._currentTransform.target.fire("scaling",{e:t})):"scaleY"===this._currentTransform.action?(this._scaleObject(o,s,"y"),this.fire("object:scaling",{target:this._currentTransform.target,e:t}),this._currentTransform.target.fire("scaling",{e:t})):(this._translateObject(o,s),this.fire("object:moving",{target:this._currentTransform.target,e:t}),this._setCursor(this.moveCursor),this._currentTransform.target.fire("moving",{e:t})),this.renderAll()}else{var l=this.upperCanvasEl.style;if(e=this.findTarget(t))t.preventDefault&&t.preventDefault(),this._setCursorFromEvent(t,e);else{for(var u=this._objects.length;u--;)this._objects[u]&&!this._objects[u].active&&this._objects[u].setActive(!1);l.cursor=this.defaultCursor}}this.fire("mouse:move",{target:e,e:t}),e&&e.fire("mousemove",{e:t})},_setCursorFromEvent:function(e,i){var n=this.upperCanvasEl.style;if(!i)return n.cursor=this.defaultCursor,!1;var r=this.getActiveGroup(),o=i._findTargetCorner&&(!r||!r.contains(i))&&i._findTargetCorner(e,this._offset);if(o)if(o in t)n.cursor=t[o];else{if("mtr"!==o||!i.hasRotatingPoint)return n.cursor=this.defaultCursor,!1;n.cursor=this.rotationCursor}else n.cursor=this.hoverCursor;return!0}})}(),fabric.util.object.extend(fabric.StaticCanvas.prototype,{FX_DURATION:500,fxCenterObjectH:function(t,e){e=e||{};var i=function(){},n=e.onComplete||i,r=e.onChange||i,o=this;return fabric.util.animate({startValue:t.get("left"),endValue:this.getCenter().left,duration:this.FX_DURATION,onChange:function(e){t.set("left",e),o.renderAll(),r()},onComplete:function(){t.setCoords(),n()}}),this},fxCenterObjectV:function(t,e){e=e||{};var i=function(){},n=e.onComplete||i,r=e.onChange||i,o=this;return fabric.util.animate({startValue:t.get("top"),endValue:this.getCenter().top,duration:this.FX_DURATION,onChange:function(e){t.set("top",e),o.renderAll(),r()},onComplete:function(){t.setCoords(),n()}}),this},fxRemove:function(t,e){e=e||{};var i=function(){},n=e.onComplete||i,r=e.onChange||i,o=this;return fabric.util.animate({startValue:t.get("opacity"),endValue:0,duration:this.FX_DURATION,onStart:function(){t.setActive(!1)},onChange:function(e){t.set("opacity",e),o.renderAll(),r()},onComplete:function(){o.remove(t),n()}}),this}}),fabric.util.object.extend(fabric.StaticCanvas.prototype,{loadFromDatalessJSON:function(t,e){if(t){var i="string"==typeof t?JSON.parse(t):t;if(i&&(!i||i.objects)){this.clear();var n=this;this._enlivenDatalessObjects(i.objects,function(){n._setBgOverlayImages(i,e)})}}},_enlivenDatalessObjects:function(t,e){function i(t,i){r.insertAt(t,i,!0),t.setCoords(),++o===s&&e&&e()}function n(t,e){var n=t.paths?"paths":"path",r=t[n];if(delete t[n],"string"!=typeof r)if("image"===t.type||"group"===t.type)fabric[fabric.util.string.capitalize(t.type)].fromObject(t,function(t){i(t,e)});else{var o=fabric[fabric.util.string.camelize(fabric.util.string.capitalize(t.type))];if(!o||!o.fromObject)return;r&&(t[n]=r),i(o.fromObject(t),e)}else if("image"===t.type)fabric.util.loadImage(r,function(n){var o=new fabric.Image(n);o.setSourcePath(r),fabric.util.object.extend(o,t),o.setAngle(t.angle),i(o,e)});else if("text"===t.type)if(t.useNative)i(fabric.Text.fromObject(t),e);else{t.path=r;var s=fabric.Text.fromObject(t),a=function(){"[object Opera]"===Object.prototype.toString.call(fabric.window.opera)?setTimeout(function(){i(s,e)},500):i(s,e)};fabric.util.getScript(r,a)}else fabric.loadSVGFromURL(r,function(n){var o=fabric.util.groupSVGElements(n,t,r);o instanceof fabric.PathGroup||(fabric.util.object.extend(o,t),"undefined"!=typeof t.angle&&o.setAngle(t.angle)),i(o,e)})}var r=this,o=0,s=t.length;0===s&&e&&e();try{t.forEach(n,this)}catch(a){fabric.log(a)}},loadFromJSON:function(t,e){if(t){var i="string"==typeof t?JSON.parse(t):t,n=this;return this._enlivenObjects(i.objects,function(){n._setBgOverlayImages(i,e)}),this}},_setBgOverlayImages:function(t,e){var i,n,r,o=this;t.backgroundImage?this.setBackgroundImage(t.backgroundImage,function(){o.backgroundImageOpacity=t.backgroundImageOpacity,o.backgroundImageStretch=t.backgroundImageStretch,o.renderAll(),n=!0,e&&r&&i&&e()}):n=!0,t.overlayImage?this.setOverlayImage(t.overlayImage,function(){o.overlayImageLeft=t.overlayImageLeft||0,o.overlayImageTop=t.overlayImageTop||0,o.renderAll(),r=!0,e&&n&&i&&e()}):r=!0,t.background?this.setBackgroundColor(t.background,function(){o.renderAll(),i=!0,e&&r&&n&&e()}):i=!0,t.backgroundImage||t.overlayImage||t.background||e&&e()},_enlivenObjects:function(t,e){
var i=this;fabric.util.enlivenObjects(t,function(t){t.forEach(function(t,e){i.insertAt(t,e,!0)}),e&&e()})},_toDataURL:function(t,e){this.clone(function(i){e(i.toDataURL(t))})},_toDataURLWithMultiplier:function(t,e,i){this.clone(function(n){i(n.toDataURLWithMultiplier(t,e))})},clone:function(t){var e=JSON.stringify(this);this.cloneWithoutData(function(i){i.loadFromJSON(e,function(){t&&t(i)})})},cloneWithoutData:function(t){var e=fabric.document.createElement("canvas");e.width=this.getWidth(),e.height=this.getHeight();var i=new fabric.Canvas(e);i.clipTo=this.clipTo,this.backgroundImage?(i.setBackgroundImage(this.backgroundImage.src,function(){i.renderAll(),t&&t(i)}),i.backgroundImageOpacity=this.backgroundImageOpacity,i.backgroundImageStretch=this.backgroundImageStretch):t&&t(i)}}),function(){var t=fabric.util.degreesToRadians,e=fabric.util.radiansToDegrees;fabric.util.object.extend(fabric.Canvas.prototype,{__onTransformGesture:function(t,e){if(!this.isDrawingMode&&2===t.touches.length&&"gesture"===e.gesture){var i=this.findTarget(t);"undefined"!=typeof i&&(this.onBeforeScaleRotate(i),this._rotateObjectByAngle(e.rotation),this._scaleObjectBy(e.scale)),this.fire("touch:gesture",{target:i,e:t,self:e})}},_scaleObjectBy:function(t,e){var i=this._currentTransform,n=i.target,r=n.get("lockScalingX"),o=n.get("lockScalingY");r&&o||(n._scaling=!0,e?"x"!==e||n.get("lockUniScaling")?"y"!==e||n.get("lockUniScaling")||o||n.set("scaleY",i.scaleY*t):r||n.set("scaleX",i.scaleX*t):(r||n.set("scaleX",i.scaleX*t),o||n.set("scaleY",i.scaleY*t)))},_rotateObjectByAngle:function(i){var n=this._currentTransform;n.target.get("lockRotation")||(n.target.angle=e(t(i)+n.theta))}})}(),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,n=e.util.toFixed,r=e.util.string.capitalize,o=e.util.degreesToRadians;if(!e.Object){var s=t.Image;try{var a="undefined"!=typeof require&&require("canvas").Image;a&&(s=a)}catch(c){e.log(c)}e.Object=e.util.createClass({type:"object",originX:"center",originY:"center",top:0,left:0,width:0,height:0,scaleX:1,scaleY:1,flipX:!1,flipY:!1,opacity:1,angle:0,cornerSize:12,transparentCorners:!0,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,strokeDashArray:null,shadow:null,borderOpacityWhenMoving:.4,borderScaleFactor:1,transformMatrix:null,minScaleLimit:.01,selectable:!0,overlay:!1,visible:!0,hasControls:!0,hasBorders:!0,hasRotatingPoint:!0,rotatingPointOffset:40,perPixelTargetFind:!1,includeDefaultValues:!0,clipTo:null,stateProperties:"top left width height scaleX scaleY flipX flipY angle opacity cornerSize fill overlayFill originX originY stroke strokeWidth strokeDashArray fillRule borderScaleFactor transformMatrix selectable shadow visible".split(" "),initialize:function(t){t&&this.setOptions(t)},_initGradient:function(t){!t.fill||!t.fill.colorStops||t.fill instanceof e.Gradient||this.set("fill",new e.Gradient(t.fill))},_initPattern:function(t){!t.fill||!t.fill.source||t.fill instanceof e.Pattern||this.set("fill",new e.Pattern(t.fill)),!t.stroke||!t.stroke.source||t.stroke instanceof e.Pattern||this.set("stroke",new e.Pattern(t.stroke))},_initShadow:function(t){!t.shadow||t.shadow instanceof e.Shadow||this.setShadow(t.shadow)},setOptions:function(t){for(var e in t)this.set(e,t[e]);this._initGradient(t),this._initPattern(t),this._initShadow(t)},transform:function(t){t.globalAlpha=this.opacity;var e=this.getCenterPoint();t.translate(e.x,e.y),t.rotate(o(this.angle)),t.scale(this.scaleX*(this.flipX?-1:1),this.scaleY*(this.flipY?-1:1))},toObject:function(t){var i=e.Object.NUM_FRACTION_DIGITS,r={type:this.type,originX:this.originX,originY:this.originY,left:n(this.left,i),top:n(this.top,i),width:n(this.width,i),height:n(this.height,i),fill:this.fill&&this.fill.toObject?this.fill.toObject():this.fill,overlayFill:this.overlayFill,stroke:this.stroke&&this.stroke.toObject?this.stroke.toObject():this.stroke,strokeWidth:this.strokeWidth,strokeDashArray:this.strokeDashArray,scaleX:n(this.scaleX,i),scaleY:n(this.scaleY,i),angle:n(this.getAngle(),i),flipX:this.flipX,flipY:this.flipY,opacity:n(this.opacity,i),selectable:this.selectable,hasControls:this.hasControls,hasBorders:this.hasBorders,hasRotatingPoint:this.hasRotatingPoint,transparentCorners:this.transparentCorners,perPixelTargetFind:this.perPixelTargetFind,shadow:this.shadow&&this.shadow.toObject?this.shadow.toObject():this.shadow,visible:this.visible};return this.includeDefaultValues||(r=this._removeDefaultValues(r)),e.util.populateWithProperties(this,r,t),r},toDatalessObject:function(t){return this.toObject(t)},getSvgStyles:function(){return["stroke: ",this.stroke?this.stroke:"none","; ","stroke-width: ",this.strokeWidth?this.strokeWidth:"0","; ","stroke-dasharray: ",this.strokeDashArray?this.strokeDashArray.join(" "):"; ","fill: ",this.fill?this.fill&&this.fill.toLive?"url(#SVGID_"+this.fill.id+")":this.fill:"none","; ","opacity: ",this.opacity?this.opacity:"1",";",this.visible?"":" visibility: hidden;"].join("")},getSvgTransform:function(){var t=this.getAngle(),i=this.getCenterPoint(),r=e.Object.NUM_FRACTION_DIGITS,o="translate("+n(i.x,r)+" "+n(i.y,r)+")",s=0!==t?" rotate("+n(t,r)+")":"",a=1===this.scaleX&&1===this.scaleY?"":" scale("+n(this.scaleX,r)+" "+n(this.scaleY,r)+")",c=this.flipX?"matrix(-1 0 0 1 0 0) ":"",l=this.flipY?"matrix(1 0 0 -1 0 0)":"";return[o,s,a,c,l].join("")},_removeDefaultValues:function(t){var i=e.Object.prototype.options;return i&&this.stateProperties.forEach(function(e){t[e]===i[e]&&delete t[e]}),t},isActive:function(){return!!this.active},setActive:function(t){return this.active=!!t,this},toString:function(){return"#<fabric."+r(this.type)+">"},get:function(t){return this[t]},set:function(t,e){if("object"==typeof t)for(var i in t)this._set(i,t[i]);else"function"==typeof e?this._set(t,e(this.get(t))):this._set(t,e);return this},_set:function(t,e){var i="scaleX"===t||"scaleY"===t;return i&&(e=this._constrainScale(e)),"scaleX"===t&&0>e?(this.flipX=!this.flipX,e*=-1):"scaleY"===t&&0>e?(this.flipY=!this.flipY,e*=-1):("width"===t||"height"===t)&&(this.minScaleLimit=n(Math.min(.1,1/Math.max(this.width,this.height)),2)),this[t]=e,this},toggle:function(t){var e=this.get(t);return"boolean"==typeof e&&this.set(t,!e),this},setSourcePath:function(t){return this.sourcePath=t,this},render:function(t,i){if(0!==this.width&&0!==this.height&&this.visible){t.save();var n=this.transformMatrix;n&&!this.group&&t.setTransform(n[0],n[1],n[2],n[3],n[4],n[5]),i||this.transform(t),(this.stroke||this.strokeDashArray)&&(t.lineWidth=this.strokeWidth,this.stroke&&this.stroke.toLive?t.strokeStyle=this.stroke.toLive(t):t.strokeStyle=this.stroke),this.overlayFill?t.fillStyle=this.overlayFill:this.fill&&(t.fillStyle=this.fill.toLive?this.fill.toLive(t):this.fill),n&&this.group&&(t.translate(-this.group.width/2,-this.group.height/2),t.transform(n[0],n[1],n[2],n[3],n[4],n[5])),this._setShadow(t),this.clipTo&&e.util.clipContext(this,t),this._render(t,i),this.clipTo&&t.restore(),this._removeShadow(t),this.active&&!i&&(this.drawBorders(t),this.drawControls(t)),t.restore()}},_setShadow:function(t){this.shadow&&(t.shadowColor=this.shadow.color,t.shadowBlur=this.shadow.blur,t.shadowOffsetX=this.shadow.offsetX,t.shadowOffsetY=this.shadow.offsetY)},_removeShadow:function(t){t.shadowColor="",t.shadowBlur=t.shadowOffsetX=t.shadowOffsetY=0},clone:function(t,i){return this.constructor.fromObject?this.constructor.fromObject(this.toObject(i),t):new e.Object(this.toObject(i))},cloneAsImage:function(t){if(e.Image){var i=new s;i.onload=function(){t&&t(new e.Image(i),n),i=i.onload=null};var n={angle:this.getAngle(),flipX:this.getFlipX(),flipY:this.getFlipY()};this.set({angle:0,flipX:!1,flipY:!1}),this.toDataURL(function(t){i.src=t})}return this},toDataURL:function(t){function i(e){e.left=n.width/2,e.top=n.height/2,e.setActive(!1),r.add(e);var i=r.toDataURL();r.dispose(),r=e=null,t&&t(i)}var n=e.util.createCanvasElement();n.width=this.getBoundingRectWidth(),n.height=this.getBoundingRectHeight(),e.util.wrapElement(n,"div");var r=new e.Canvas(n);r.backgroundColor="transparent",r.renderAll(),this.constructor.async?this.clone(i):i(this.clone())},hasStateChanged:function(){return this.stateProperties.some(function(t){return this[t]!==this.originalState[t]},this)},saveState:function(t){return this.stateProperties.forEach(function(t){this.originalState[t]=this.get(t)},this),t&&t.stateProperties&&t.stateProperties.forEach(function(t){this.originalState[t]=this.get(t)},this),this},setupState:function(){this.originalState={},this.saveState()},isType:function(t){return this.type===t},toGrayscale:function(){var t=this.get("fill");return t&&this.set("overlayFill",new e.Color(t).toGrayscale().toRgb()),this},complexity:function(){return 0},toJSON:function(t){return this.toObject(t)},setGradient:function(t,i){i||(i={});var n={colorStops:[]};n.type=i.type||(i.r1||i.r2?"radial":"linear"),n.coords={x1:i.x1,y1:i.y1,x2:i.x2,y2:i.y2},(i.r1||i.r2)&&(n.coords.r1=i.r1,n.coords.r2=i.r2);for(var r in i.colorStops){var o=new e.Color(i.colorStops[r]);n.colorStops.push({offset:r,color:o.toRgb(),opacity:o.getAlpha()})}this.set(t,e.Gradient.forObject(this,n))},setPatternFill:function(t){this.set("fill",new e.Pattern(t))},setShadow:function(t){this.set("shadow",new e.Shadow(t))},animate:function(){if(arguments[0]&&"object"==typeof arguments[0])for(var t in arguments[0])this._animate(t,arguments[0][t],arguments[1]);else this._animate.apply(this,arguments);return this},_animate:function(t,i,n){var r,o=this;i=i.toString(),n=n?e.util.object.clone(n):{},~t.indexOf(".")&&(r=t.split("."));var s=r?this.get(r[0])[r[1]]:this.get(t);"from"in n||(n.from=s),i=~i.indexOf("=")?s+parseFloat(i.replace("=","")):parseFloat(i),e.util.animate({startValue:n.from,endValue:i,byValue:n.by,easing:n.easing,duration:n.duration,onChange:function(e){r?o[r[0]][r[1]]=e:o.set(t,e),n.onChange&&n.onChange()},onComplete:function(){o.setCoords(),n.onComplete&&n.onComplete()}})},centerH:function(){return this.canvas.centerObjectH(this),this},centerV:function(){return this.canvas.centerObjectV(this),this},center:function(){return this.centerH().centerV()},remove:function(){return this.canvas.remove(this)},sendToBack:function(){return this.canvas.sendToBack(this),this},bringToFront:function(){return this.canvas.bringToFront(this),this},sendBackwards:function(){return this.canvas.sendBackwards(this),this},bringForward:function(){return this.canvas.bringForward(this),this}}),e.util.createAccessors(e.Object),e.Object.prototype.rotate=e.Object.prototype.setAngle,i(e.Object.prototype,e.Observable),e.Object.NUM_FRACTION_DIGITS=2,e.Object.__uid=0}}("undefined"!=typeof exports?exports:this),function(){var t=fabric.util.degreesToRadians;fabric.util.object.extend(fabric.Object.prototype,{translateToCenterPoint:function(e,i,n){var r=e.x,o=e.y;return"left"===i?r=e.x+this.getWidth()/2:"right"===i&&(r=e.x-this.getWidth()/2),"top"===n?o=e.y+this.getHeight()/2:"bottom"===n&&(o=e.y-this.getHeight()/2),fabric.util.rotatePoint(new fabric.Point(r,o),e,t(this.angle))},translateToOriginPoint:function(e,i,n){var r=e.x,o=e.y;return"left"===i?r=e.x-this.getWidth()/2:"right"===i&&(r=e.x+this.getWidth()/2),"top"===n?o=e.y-this.getHeight()/2:"bottom"===n&&(o=e.y+this.getHeight()/2),fabric.util.rotatePoint(new fabric.Point(r,o),e,t(this.angle))},getCenterPoint:function(){return this.translateToCenterPoint(new fabric.Point(this.left,this.top),this.originX,this.originY)},toLocalPoint:function(e,i,n){var r,o,s=this.getCenterPoint();return void 0!==i&&void 0!==n?(r="left"===i?s.x-this.getWidth()/2:"right"===i?s.x+this.getWidth()/2:s.x,o="top"===n?s.y-this.getHeight()/2:"bottom"===n?s.y+this.getHeight()/2:s.y):(r=this.left,o=this.top),fabric.util.rotatePoint(new fabric.Point(e.x,e.y),s,-t(this.angle)).subtractEquals(new fabric.Point(r,o))},setPositionByOrigin:function(t,e,i){var n=this.translateToCenterPoint(t,e,i),r=this.translateToOriginPoint(n,this.originX,this.originY);this.set("left",r.x),this.set("top",r.y)},adjustPosition:function(e){var i=t(this.angle),n=this.getWidth()/2,r=Math.cos(i)*n,o=Math.sin(i)*n,s=this.getWidth(),a=Math.cos(i)*s,c=Math.sin(i)*s;"center"===this.originX&&"left"===e||"right"===this.originX&&"center"===e?(this.left-=r,this.top-=o):"left"===this.originX&&"center"===e||"center"===this.originX&&"right"===e?(this.left+=r,this.top+=o):"left"===this.originX&&"right"===e?(this.left+=a,this.top+=c):"right"===this.originX&&"left"===e&&(this.left-=a,this.top-=c),this.setCoords(),this.originX=e}})}(),function(){var t=fabric.util.degreesToRadians;fabric.util.object.extend(fabric.Object.prototype,{intersectsWithRect:function(t,e){var i=this.oCoords,n=new fabric.Point(i.tl.x,i.tl.y),r=new fabric.Point(i.tr.x,i.tr.y),o=new fabric.Point(i.bl.x,i.bl.y),s=new fabric.Point(i.br.x,i.br.y),a=fabric.Intersection.intersectPolygonRectangle([n,r,s,o],t,e);return"Intersection"===a.status},intersectsWithObject:function(t){function e(t){return{tl:new fabric.Point(t.tl.x,t.tl.y),tr:new fabric.Point(t.tr.x,t.tr.y),bl:new fabric.Point(t.bl.x,t.bl.y),br:new fabric.Point(t.br.x,t.br.y)}}var i=e(this.oCoords),n=e(t.oCoords),r=fabric.Intersection.intersectPolygonPolygon([i.tl,i.tr,i.br,i.bl],[n.tl,n.tr,n.br,n.bl]);return"Intersection"===r.status},isContainedWithinObject:function(t){return this.isContainedWithinRect(t.oCoords.tl,t.oCoords.br)},isContainedWithinRect:function(t,e){var i=this.oCoords,n=new fabric.Point(i.tl.x,i.tl.y),r=new fabric.Point(i.tr.x,i.tr.y),o=new fabric.Point(i.bl.x,i.bl.y);return n.x>t.x&&r.x<e.x&&n.y>t.y&&o.y<e.y},getBoundingRectWidth:function(){return this.getBoundingRect().width},getBoundingRectHeight:function(){return this.getBoundingRect().height},getBoundingRect:function(){this.oCoords||this.setCoords();var t=[this.oCoords.tl.x,this.oCoords.tr.x,this.oCoords.br.x,this.oCoords.bl.x],e=fabric.util.array.min(t),i=fabric.util.array.max(t),n=Math.abs(e-i),r=[this.oCoords.tl.y,this.oCoords.tr.y,this.oCoords.br.y,this.oCoords.bl.y],o=fabric.util.array.min(r),s=fabric.util.array.max(r),a=Math.abs(o-s);return{left:e,top:o,width:n,height:a}},getWidth:function(){return this.width*this.scaleX},getHeight:function(){return this.height*this.scaleY},_constrainScale:function(t){return Math.abs(t)<this.minScaleLimit?0>t?-this.minScaleLimit:this.minScaleLimit:t},scale:function(t){return t=this._constrainScale(t),0>t&&(this.flipX=!this.flipX,this.flipY=!this.flipY,t*=-1),this.scaleX=t,this.scaleY=t,this.setCoords(),this},scaleToWidth:function(t){var e=this.getBoundingRectWidth()/this.getWidth();return this.scale(t/this.width/e)},scaleToHeight:function(t){var e=this.getBoundingRectHeight()/this.getHeight();return this.scale(t/this.height/e)},setCoords:function(){var e=this.strokeWidth>1?this.strokeWidth:0,i=this.padding,n=t(this.angle);this.currentWidth=(this.width+e)*this.scaleX+2*i,this.currentHeight=(this.height+e)*this.scaleY+2*i,this.currentWidth<0&&(this.currentWidth=Math.abs(this.currentWidth));var r=Math.sqrt(Math.pow(this.currentWidth/2,2)+Math.pow(this.currentHeight/2,2)),o=Math.atan(this.currentHeight/this.currentWidth),s=Math.cos(o+n)*r,a=Math.sin(o+n)*r,c=Math.sin(n),l=Math.cos(n),u=this.getCenterPoint(),h={x:u.x-s,y:u.y-a},f={x:h.x+this.currentWidth*l,y:h.y+this.currentWidth*c},d={x:f.x-this.currentHeight*c,y:f.y+this.currentHeight*l},p={x:h.x-this.currentHeight*c,y:h.y+this.currentHeight*l},g={x:h.x-this.currentHeight/2*c,y:h.y+this.currentHeight/2*l},v={x:h.x+this.currentWidth/2*l,y:h.y+this.currentWidth/2*c},m={x:f.x-this.currentHeight/2*c,y:f.y+this.currentHeight/2*l},b={x:p.x+this.currentWidth/2*l,y:p.y+this.currentWidth/2*c},y={x:h.x+this.currentWidth/2*l,y:h.y+this.currentWidth/2*c};return this.oCoords={tl:h,tr:f,br:d,bl:p,ml:g,mt:v,mr:m,mb:b,mtr:y},this._setCornerCoords(),this}})}(),function(){var t=fabric.util.getPointer,e=fabric.util.degreesToRadians;fabric.util.object.extend(fabric.Object.prototype,{_findTargetCorner:function(e,i){if(!this.hasControls||!this.active)return!1;var n,r,o=t(e,this.canvas.upperCanvasEl),s=o.x-i.left,a=o.y-i.top;for(var c in this.oCoords)if(("mtr"!==c||this.hasRotatingPoint)&&(!this.get("lockUniScaling")||"mt"!==c&&"mr"!==c&&"mb"!==c&&"ml"!==c)&&(r=this._getImageLines(this.oCoords[c].corner,c),n=this._findCrossPoints(s,a,r),n%2===1&&0!==n))return this.__corner=c,c;return!1},_findCrossPoints:function(t,e,i){var n,r,o,s,a,c,l,u=0;for(var h in i)if(l=i[h],!(l.o.y<e&&l.d.y<e||l.o.y>=e&&l.d.y>=e||(l.o.x===l.d.x&&l.o.x>=t?(a=l.o.x,c=e):(n=0,r=(l.d.y-l.o.y)/(l.d.x-l.o.x),o=e-n*t,s=l.o.y-r*l.o.x,a=-(o-s)/(n-r),c=o+n*a),a>=t&&(u+=1),2!==u)))break;return u},_getImageLines:function(t){return{topline:{o:t.tl,d:t.tr},rightline:{o:t.tr,d:t.br},bottomline:{o:t.br,d:t.bl},leftline:{o:t.bl,d:t.tl}}},_setCornerCoords:function(){var t=this.oCoords,i=e(this.angle),n=e(45-this.angle),r=Math.sqrt(2*Math.pow(this.cornerSize,2))/2,o=r*Math.cos(n),s=r*Math.sin(n),a=Math.sin(i),c=Math.cos(i);t.tl.corner={tl:{x:t.tl.x-s,y:t.tl.y-o},tr:{x:t.tl.x+o,y:t.tl.y-s},bl:{x:t.tl.x-o,y:t.tl.y+s},br:{x:t.tl.x+s,y:t.tl.y+o}},t.tr.corner={tl:{x:t.tr.x-s,y:t.tr.y-o},tr:{x:t.tr.x+o,y:t.tr.y-s},br:{x:t.tr.x+s,y:t.tr.y+o},bl:{x:t.tr.x-o,y:t.tr.y+s}},t.bl.corner={tl:{x:t.bl.x-s,y:t.bl.y-o},bl:{x:t.bl.x-o,y:t.bl.y+s},br:{x:t.bl.x+s,y:t.bl.y+o},tr:{x:t.bl.x+o,y:t.bl.y-s}},t.br.corner={tr:{x:t.br.x+o,y:t.br.y-s},bl:{x:t.br.x-o,y:t.br.y+s},br:{x:t.br.x+s,y:t.br.y+o},tl:{x:t.br.x-s,y:t.br.y-o}},t.ml.corner={tl:{x:t.ml.x-s,y:t.ml.y-o},tr:{x:t.ml.x+o,y:t.ml.y-s},bl:{x:t.ml.x-o,y:t.ml.y+s},br:{x:t.ml.x+s,y:t.ml.y+o}},t.mt.corner={tl:{x:t.mt.x-s,y:t.mt.y-o},tr:{x:t.mt.x+o,y:t.mt.y-s},bl:{x:t.mt.x-o,y:t.mt.y+s},br:{x:t.mt.x+s,y:t.mt.y+o}},t.mr.corner={tl:{x:t.mr.x-s,y:t.mr.y-o},tr:{x:t.mr.x+o,y:t.mr.y-s},bl:{x:t.mr.x-o,y:t.mr.y+s},br:{x:t.mr.x+s,y:t.mr.y+o}},t.mb.corner={tl:{x:t.mb.x-s,y:t.mb.y-o},tr:{x:t.mb.x+o,y:t.mb.y-s},bl:{x:t.mb.x-o,y:t.mb.y+s},br:{x:t.mb.x+s,y:t.mb.y+o}},t.mtr.corner={tl:{x:t.mtr.x-s+a*this.rotatingPointOffset,y:t.mtr.y-o-c*this.rotatingPointOffset},tr:{x:t.mtr.x+o+a*this.rotatingPointOffset,y:t.mtr.y-s-c*this.rotatingPointOffset},bl:{x:t.mtr.x-o+a*this.rotatingPointOffset,y:t.mtr.y+s-c*this.rotatingPointOffset},br:{x:t.mtr.x+s+a*this.rotatingPointOffset,y:t.mtr.y+o-c*this.rotatingPointOffset}}},drawBorders:function(t){if(this.hasBorders){var e=this.padding,i=2*e,n=this.strokeWidth>1?this.strokeWidth:0;t.save(),t.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1,t.strokeStyle=this.borderColor;var r=1/this._constrainScale(this.scaleX),o=1/this._constrainScale(this.scaleY);t.lineWidth=1/this.borderScaleFactor,t.scale(r,o);var s=this.getWidth(),a=this.getHeight();if(t.strokeRect(~~(-(s/2)-e-n/2*this.scaleX)+.5,~~(-(a/2)-e-n/2*this.scaleY)+.5,~~(s+i+n*this.scaleX),~~(a+i+n*this.scaleY)),this.hasRotatingPoint&&!this.get("lockRotation")&&this.hasControls){var c=(this.flipY?a+n*this.scaleY+2*e:-a-n*this.scaleY-2*e)/2;t.beginPath(),t.moveTo(0,c),t.lineTo(0,c+(this.flipY?this.rotatingPointOffset:-this.rotatingPointOffset)),t.closePath(),t.stroke()}return t.restore(),this}},drawControls:function(t){if(this.hasControls){var e,i,n=this.cornerSize,r=n/2,o=this.strokeWidth/2,s=-(this.width/2),a=-(this.height/2),c=n/this.scaleX,l=n/this.scaleY,u=this.padding/this.scaleX,h=this.padding/this.scaleY,f=r/this.scaleY,d=r/this.scaleX,p=(r-n)/this.scaleX,g=(r-n)/this.scaleY,v=this.height,m=this.width,b=this.transparentCorners?"strokeRect":"fillRect",y="undefined"!=typeof G_vmlCanvasManager;return t.save(),t.lineWidth=1/Math.max(this.scaleX,this.scaleY),t.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1,t.strokeStyle=t.fillStyle=this.cornerColor,e=s-d-o-u,i=a-f-o-h,y||t.clearRect(e,i,c,l),t[b](e,i,c,l),e=s+m-d+o+u,i=a-f-o-h,y||t.clearRect(e,i,c,l),t[b](e,i,c,l),e=s-d-o-u,i=a+v+g+o+h,y||t.clearRect(e,i,c,l),t[b](e,i,c,l),e=s+m+p+o+u,i=a+v+g+o+h,y||t.clearRect(e,i,c,l),t[b](e,i,c,l),this.get("lockUniScaling")||(e=s+m/2-d,i=a-f-o-h,y||t.clearRect(e,i,c,l),t[b](e,i,c,l),e=s+m/2-d,i=a+v+g+o+h,y||t.clearRect(e,i,c,l),t[b](e,i,c,l),e=s+m+p+o+u,i=a+v/2-f,y||t.clearRect(e,i,c,l),t[b](e,i,c,l),e=s-d-o-u,i=a+v/2-f,y||t.clearRect(e,i,c,l),t[b](e,i,c,l)),this.hasRotatingPoint&&(e=s+m/2-d,i=this.flipY?a+v+this.rotatingPointOffset/this.scaleY-l/2+o+h:a-this.rotatingPointOffset/this.scaleY-l/2-o-h,y||t.clearRect(e,i,c,l),t[b](e,i,c,l)),t.restore(),this}}})}(),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,n={x1:1,x2:1,y1:1,y2:1};return e.Line?void e.warn("fabric.Line is already defined"):(e.Line=e.util.createClass(e.Object,{type:"line",initialize:function(t,e){e=e||{},t||(t=[0,0,0,0]),this.callSuper("initialize",e),this.set("x1",t[0]),this.set("y1",t[1]),this.set("x2",t[2]),this.set("y2",t[3]),this._setWidthHeight(e)},_setWidthHeight:function(t){t||(t={}),this.set("width",this.x2-this.x1||1),this.set("height",this.y2-this.y1||1),this.set("left","left"in t?t.left:this.x1+this.width/2),this.set("top","top"in t?t.top:this.y1+this.height/2)},_set:function(t,e){return this[t]=e,t in n&&this._setWidthHeight(),this},_render:function(t){t.beginPath(),this.group&&t.translate(-this.group.width/2+this.left,-this.group.height/2+this.top),t.moveTo(1===this.width?0:-this.width/2,1===this.height?0:-this.height/2),t.lineTo(1===this.width?0:this.width/2,1===this.height?0:this.height/2),t.lineWidth=this.strokeWidth;var e=t.strokeStyle;t.strokeStyle=t.fillStyle,t.stroke(),t.strokeStyle=e},complexity:function(){return 1},toObject:function(t){return i(this.callSuper("toObject",t),{x1:this.get("x1"),y1:this.get("y1"),x2:this.get("x2"),y2:this.get("y2")})},toSVG:function(){var t=[];return this.stroke&&this.stroke.toLive&&t.push(this.stroke.toSVG(this,!0)),t.push("<line ",'x1="',this.get("x1"),'" y1="',this.get("y1"),'" x2="',this.get("x2"),'" y2="',this.get("y2"),'" style="',this.getSvgStyles(),'"/>'),t.join("")}}),e.Line.ATTRIBUTE_NAMES="x1 y1 x2 y2 stroke stroke-width transform".split(" "),e.Line.fromElement=function(t,n){var r=e.parseAttributes(t,e.Line.ATTRIBUTE_NAMES),o=[r.x1||0,r.y1||0,r.x2||0,r.y2||0];return new e.Line(o,i(r,n))},void(e.Line.fromObject=function(t){var i=[t.x1,t.y1,t.x2,t.y2];return new e.Line(i,t)}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";function e(t){return"radius"in t&&t.radius>0}var i=t.fabric||(t.fabric={}),n=2*Math.PI,r=i.util.object.extend;return i.Circle?void i.warn("fabric.Circle is already defined."):(i.Circle=i.util.createClass(i.Object,{type:"circle",initialize:function(t){t=t||{},this.set("radius",t.radius||0),this.callSuper("initialize",t);var e=2*this.get("radius");this.set("width",e).set("height",e)},toObject:function(t){return r(this.callSuper("toObject",t),{radius:this.get("radius")})},toSVG:function(){var t=[];return this.fill&&this.fill.toLive&&t.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&t.push(this.stroke.toSVG(this,!1)),t.push("<circle ",'cx="0" cy="0" ','r="',this.radius,'" style="',this.getSvgStyles(),'" transform="',this.getSvgTransform(),'"/>'),t.join("")},_render:function(t,e){t.beginPath(),t.globalAlpha=this.group?t.globalAlpha*this.opacity:this.opacity,t.arc(e?this.left:0,e?this.top:0,this.radius,0,n,!1),t.closePath(),this.fill&&t.fill(),this._removeShadow(t),this.stroke&&t.stroke()},getRadiusX:function(){return this.get("radius")*this.get("scaleX")},getRadiusY:function(){return this.get("radius")*this.get("scaleY")},setRadius:function(t){this.radius=t,this.set("width",2*t).set("height",2*t)},complexity:function(){return 1}}),i.Circle.ATTRIBUTE_NAMES="cx cy r fill fill-opacity opacity stroke stroke-width transform".split(" "),i.Circle.fromElement=function(t,n){n||(n={});var o=i.parseAttributes(t,i.Circle.ATTRIBUTE_NAMES);if(!e(o))throw new Error("value of `r` attribute is required and can not be negative");"left"in o&&(o.left-=n.width/2||0),"top"in o&&(o.top-=n.height/2||0);var s=new i.Circle(r(o,n));return s.cx=parseFloat(t.getAttribute("cx"))||0,s.cy=parseFloat(t.getAttribute("cy"))||0,s},void(i.Circle.fromObject=function(t){return new i.Circle(t)}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={});return e.Triangle?void e.warn("fabric.Triangle is already defined"):(e.Triangle=e.util.createClass(e.Object,{type:"triangle",initialize:function(t){t=t||{},this.callSuper("initialize",t),this.set("width",t.width||100).set("height",t.height||100)},_render:function(t){var e=this.width/2,i=this.height/2;t.beginPath(),t.moveTo(-e,i),t.lineTo(0,-i),t.lineTo(e,i),t.closePath(),this.fill&&t.fill(),this.stroke&&t.stroke()},complexity:function(){return 1},toSVG:function(){var t=[],e=this.width/2,i=this.height/2,n=[-e+" "+i,"0 "+-i,e+" "+i].join(",");return this.fill&&this.fill.toLive&&t.push(this.fill.toSVG(this,!0)),this.stroke&&this.stroke.toLive&&t.push(this.stroke.toSVG(this,!0)),t.push("<polygon ",'points="',n,'" style="',this.getSvgStyles(),'" transform="',this.getSvgTransform(),'"/>'),t.join("")}}),void(e.Triangle.fromObject=function(t){return new e.Triangle(t)}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=2*Math.PI,n=e.util.object.extend;return e.Ellipse?void e.warn("fabric.Ellipse is already defined."):(e.Ellipse=e.util.createClass(e.Object,{type:"ellipse",rx:0,ry:0,initialize:function(t){t=t||{},this.callSuper("initialize",t),this.set("rx",t.rx||0),this.set("ry",t.ry||0),this.set("width",2*this.get("rx")),this.set("height",2*this.get("ry"))},toObject:function(t){return n(this.callSuper("toObject",t),{rx:this.get("rx"),ry:this.get("ry")})},toSVG:function(){var t=[];return this.fill&&this.fill.toLive&&t.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&t.push(this.stroke.toSVG(this,!1)),t.push("<ellipse ",'rx="',this.get("rx"),'" ry="',this.get("ry"),'" style="',this.getSvgStyles(),'" transform="',this.getSvgTransform(),'"/>'),t.join("")},render:function(t,e){return 0!==this.rx&&0!==this.ry?this.callSuper("render",t,e):void 0},_render:function(t,e){t.beginPath(),t.save(),t.globalAlpha=this.group?t.globalAlpha*this.opacity:this.opacity,this.transformMatrix&&this.group&&t.translate(this.cx,this.cy),t.transform(1,0,0,this.ry/this.rx,0,0),t.arc(e?this.left:0,e?this.top:0,this.rx,0,i,!1),this.stroke&&t.stroke(),this._removeShadow(t),this.fill&&t.fill(),t.restore()},complexity:function(){return 1}}),e.Ellipse.ATTRIBUTE_NAMES="cx cy rx ry fill fill-opacity opacity stroke stroke-width transform".split(" "),e.Ellipse.fromElement=function(t,i){i||(i={});var r=e.parseAttributes(t,e.Ellipse.ATTRIBUTE_NAMES),o=r.left,s=r.top;"left"in r&&(r.left-=i.width/2||0),"top"in r&&(r.top-=i.height/2||0);var a=new e.Ellipse(n(r,i));return a.cx=o||0,a.cy=s||0,a},void(e.Ellipse.fromObject=function(t){return new e.Ellipse(t)}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";function e(t){return t.left=t.left||0,t.top=t.top||0,t}var i=t.fabric||(t.fabric={}),n=i.util.object.extend;return i.Rect?void console.warn("fabric.Rect is already defined"):(i.Rect=i.util.createClass(i.Object,{type:"rect",rx:0,ry:0,initialize:function(t){t=t||{},this._initStateProperties(),this.callSuper("initialize",t),this._initRxRy(),this.x=0,this.y=0},_initStateProperties:function(){this.stateProperties=this.stateProperties.concat(["rx","ry"])},_initRxRy:function(){this.rx&&!this.ry?this.ry=this.rx:this.ry&&!this.rx&&(this.rx=this.ry)},_render:function(t){var e=this.rx||0,i=this.ry||0,n=-this.width/2,r=-this.height/2,o=this.width,s=this.height;t.beginPath(),t.globalAlpha=this.group?t.globalAlpha*this.opacity:this.opacity,this.transformMatrix&&this.group&&t.translate(this.width/2+this.x,this.height/2+this.y),!this.transformMatrix&&this.group&&t.translate(-this.group.width/2+this.width/2+this.x,-this.group.height/2+this.height/2+this.y),t.moveTo(n+e,r),t.lineTo(n+o-e,r),t.quadraticCurveTo(n+o,r,n+o,r+i,n+o,r+i),t.lineTo(n+o,r+s-i),t.quadraticCurveTo(n+o,r+s,n+o-e,r+s,n+o-e,r+s),t.lineTo(n+e,r+s),t.quadraticCurveTo(n,r+s,n,r+s-i,n,r+s-i),t.lineTo(n,r+i),t.quadraticCurveTo(n,r,n+e,r,n+e,r),t.closePath(),this.fill&&t.fill(),this._removeShadow(t),this.strokeDashArray?this._renderDashedStroke(t):this.stroke&&t.stroke()},_renderDashedStroke:function(t){function e(e,c){for(var l=0,u=0,h=(c?o.height:o.width)+2*s;h>l;){var f=o.strokeDashArray[i++];l+=f,l>h&&(u=l-h),e?n+=f*e-(u*e||0):r+=f*c-(u*c||0),t[1&i?"moveTo":"lineTo"](n,r),i>=a&&(i=0)}}1&this.strokeDashArray.length&&this.strokeDashArray.push.apply(this.strokeDashArray,this.strokeDashArray);var i=0,n=-this.width/2,r=-this.height/2,o=this,s=this.padding,a=this.strokeDashArray.length;t.save(),t.beginPath(),e(1,0),e(0,1),e(-1,0),e(0,-1),t.stroke(),t.closePath(),t.restore()},_normalizeLeftTopProperties:function(t){return t.left&&this.set("left",t.left+this.getWidth()/2),this.set("x",t.left||0),t.top&&this.set("top",t.top+this.getHeight()/2),this.set("y",t.top||0),this},complexity:function(){return 1},toObject:function(t){return n(this.callSuper("toObject",t),{rx:this.get("rx")||0,ry:this.get("ry")||0})},toSVG:function(){var t=[];return this.fill&&this.fill.toLive&&t.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&t.push(this.stroke.toSVG(this,!1)),t.push("<rect ",'x="',-1*this.width/2,'" y="',-1*this.height/2,'" rx="',this.get("rx"),'" ry="',this.get("ry"),'" width="',this.width,'" height="',this.height,'" style="',this.getSvgStyles(),'" transform="',this.getSvgTransform(),'"/>'),t.join("")}}),i.Rect.ATTRIBUTE_NAMES="x y width height rx ry fill fill-opacity opacity stroke stroke-width transform".split(" "),i.Rect.fromElement=function(t,r){if(!t)return null;var o=i.parseAttributes(t,i.Rect.ATTRIBUTE_NAMES);o=e(o);var s=new i.Rect(n(r?i.util.object.clone(r):{},o));return s._normalizeLeftTopProperties(o),s},void(i.Rect.fromObject=function(t){return new i.Rect(t)}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.toFixed;return e.Polyline?void e.warn("fabric.Polyline is already defined"):(e.Polyline=e.util.createClass(e.Object,{type:"polyline",initialize:function(t,e,i){e=e||{},this.set("points",t),this.callSuper("initialize",e),this._calcDimensions(i)},_calcDimensions:function(t){return e.Polygon.prototype._calcDimensions.call(this,t)},toObject:function(t){return e.Polygon.prototype.toObject.call(this,t)},toSVG:function(){for(var t=[],e=[],n=0,r=this.points.length;r>n;n++)t.push(i(this.points[n].x,2),",",i(this.points[n].y,2)," ");return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!1)),e.push("<polyline ",'points="',t.join(""),'" style="',this.getSvgStyles(),'" transform="',this.getSvgTransform(),'"/>'),e.join("")},_render:function(t){var e;t.beginPath(),t.moveTo(this.points[0].x,this.points[0].y);for(var i=0,n=this.points.length;n>i;i++)e=this.points[i],t.lineTo(e.x,e.y);this.fill&&t.fill(),this._removeShadow(t),this.stroke&&t.stroke()},complexity:function(){return this.get("points").length}}),e.Polyline.ATTRIBUTE_NAMES="fill fill-opacity opacity stroke stroke-width transform".split(" "),e.Polyline.fromElement=function(t,i){if(!t)return null;i||(i={});for(var n=e.parsePointsAttribute(t.getAttribute("points")),r=e.parseAttributes(t,e.Polyline.ATTRIBUTE_NAMES),o=0,s=n.length;s>o;o++)n[o].x-=i.width/2||0,n[o].y-=i.height/2||0;return new e.Polyline(n,e.util.object.extend(r,i),!0)},void(e.Polyline.fromObject=function(t){var i=t.points;return new e.Polyline(i,t,!0)}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,n=e.util.array.min,r=e.util.array.max,o=e.util.toFixed;return e.Polygon?void e.warn("fabric.Polygon is already defined"):(e.Polygon=e.util.createClass(e.Object,{type:"polygon",initialize:function(t,e,i){e=e||{},this.points=t,this.callSuper("initialize",e),this._calcDimensions(i)},_calcDimensions:function(t){var e=this.points,i=n(e,"x"),o=n(e,"y"),s=r(e,"x"),a=r(e,"y");if(this.width=s-i||1,
this.height=a-o||1,this.minX=i,this.minY=o,!t){var c=this.width/2,l=this.height/2;this.points.forEach(function(t){t.x-=c,t.y-=l},this)}},toObject:function(t){return i(this.callSuper("toObject",t),{points:this.points.concat()})},toSVG:function(){for(var t=[],e=[],i=0,n=this.points.length;n>i;i++)t.push(o(this.points[i].x,2),",",o(this.points[i].y,2)," ");return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!1)),e.push("<polygon ",'points="',t.join(""),'" style="',this.getSvgStyles(),'" transform="',this.getSvgTransform(),'"/>'),e.join("")},_render:function(t){var e;t.beginPath(),t.moveTo(this.points[0].x,this.points[0].y);for(var i=0,n=this.points.length;n>i;i++)e=this.points[i],t.lineTo(e.x,e.y);this.fill&&t.fill(),this._removeShadow(t),this.stroke&&(t.closePath(),t.stroke())},complexity:function(){return this.points.length}}),e.Polygon.ATTRIBUTE_NAMES="fill fill-opacity opacity stroke stroke-width transform".split(" "),e.Polygon.fromElement=function(t,n){if(!t)return null;n||(n={});for(var r=e.parsePointsAttribute(t.getAttribute("points")),o=e.parseAttributes(t,e.Polygon.ATTRIBUTE_NAMES),s=0,a=r.length;a>s;s++)r[s].x-=n.width/2||0,r[s].y-=n.height/2||0;return new e.Polygon(r,i(o,n),!0)},void(e.Polygon.fromObject=function(t){return new e.Polygon(t.points,t,!0)}))}("undefined"!=typeof exports?exports:this),function(t){function e(t,e,r,o){for(var s=o[0],a=o[1],c=o[2],l=o[3],u=o[4],h=o[5],f=o[6],d=i(h,f,s,a,l,u,c,e,r),p=0;p<d.length;p++){var g=n.apply(this,d[p]);t.bezierCurveTo.apply(t,g)}}function i(t,e,i,n,r,o,a,l,h){if(s=u.call(arguments),c[s])return c[s];var f=a*(Math.PI/180),d=Math.sin(f),p=Math.cos(f);i=Math.abs(i),n=Math.abs(n);var g=p*(l-t)*.5+d*(h-e)*.5,v=p*(h-e)*.5-d*(l-t)*.5,m=g*g/(i*i)+v*v/(n*n);m>1&&(m=Math.sqrt(m),i*=m,n*=m);var b=p/i,y=d/i,x=-d/n,w=p/n,k=b*l+y*h,C=x*l+w*h,_=b*t+y*e,S=x*t+w*e,E=(_-k)*(_-k)+(S-C)*(S-C),T=1/E-.25;0>T&&(T=0);var O=Math.sqrt(T);o===r&&(O=-O);var j=.5*(k+_)-O*(S-C),P=.5*(C+S)+O*(_-k),A=Math.atan2(C-P,k-j),I=Math.atan2(S-P,_-j),M=I-A;0>M&&1===o?M+=2*Math.PI:M>0&&0===o&&(M-=2*Math.PI);for(var D=Math.ceil(Math.abs(M/(.5*Math.PI+.001))),F=[],G=0;D>G;G++){var L=A+G*M/D,R=A+(G+1)*M/D;F[G]=[j,P,L,R,i,n,d,p]}return c[s]=F}function n(t,e,i,n,r,o,a,c){if(s=u.call(arguments),l[s])return l[s];var h=c*r,f=-a*o,d=a*r,p=c*o,g=.5*(n-i),v=8/3*Math.sin(.5*g)*Math.sin(.5*g)/Math.sin(g),m=t+Math.cos(i)-v*Math.sin(i),b=e+Math.sin(i)+v*Math.cos(i),y=t+Math.cos(n),x=e+Math.sin(n),w=y+v*Math.sin(n),k=x-v*Math.cos(n);return l[s]=[h*m+f*b,d*m+p*b,h*w+f*k,d*w+p*k,h*y+f*x,d*y+p*x]}function r(t){return"H"===t[0]?t[1]:t[t.length-2]}function o(t){return"V"===t[0]?t[1]:t[t.length-1]}var s,a={m:2,l:2,h:1,v:1,c:6,s:4,q:4,t:2,a:7},c={},l={},u=Array.prototype.join,h=t.fabric||(t.fabric={}),f=h.util.array.min,d=h.util.array.max,p=h.util.object.extend,g=Object.prototype.toString;return h.Path?void h.warn("fabric.Path is already defined"):(h.Path=h.util.createClass(h.Object,{type:"path",initialize:function(t,e){if(e=e||{},this.setOptions(e),!t)throw new Error("`path` argument is required");var i="[object Array]"===g.call(t);this.path=i?t:t.match&&t.match(/[mzlhvcsqta][^mzlhvcsqta]*/gi),this.path&&(i||(this.path=this._parsePath()),this._initializePath(e),e.sourcePath&&this.setSourcePath(e.sourcePath))},_initializePath:function(t){var e="width"in t,i="height"in t,n="left"in t,r="top"in t;e&&i?(r||(this.top=this.height/2),n||(this.left=this.width/2)):(p(this,this._parseDimensions()),e&&(this.width=t.width),i&&(this.height=t.height)),this.pathOffset=this._calculatePathOffset(r||n)},_calculatePathOffset:function(t){return{x:t?0:this.left-this.width/2,y:t?0:this.top-this.height/2}},_render:function(t){for(var i,n,r,o,s,a=null,c=0,l=0,u=0,h=0,f=-(this.width/2+this.pathOffset.x),d=-(this.height/2+this.pathOffset.y),p=0,g=this.path.length;g>p;++p){switch(i=this.path[p],i[0]){case"l":c+=i[1],l+=i[2],t.lineTo(c+f,l+d);break;case"L":c=i[1],l=i[2],t.lineTo(c+f,l+d);break;case"h":c+=i[1],t.lineTo(c+f,l+d);break;case"H":c=i[1],t.lineTo(c+f,l+d);break;case"v":l+=i[1],t.lineTo(c+f,l+d);break;case"V":l=i[1],t.lineTo(c+f,l+d);break;case"m":c+=i[1],l+=i[2],t[!a||"m"!==a[0]&&"M"!==a[0]?"moveTo":"lineTo"](c+f,l+d);break;case"M":c=i[1],l=i[2],t[!a||"m"!==a[0]&&"M"!==a[0]?"moveTo":"lineTo"](c+f,l+d);break;case"c":n=c+i[5],r=l+i[6],u=c+i[3],h=l+i[4],t.bezierCurveTo(c+i[1]+f,l+i[2]+d,u+f,h+d,n+f,r+d),c=n,l=r;break;case"C":c=i[5],l=i[6],u=i[3],h=i[4],t.bezierCurveTo(i[1]+f,i[2]+d,u+f,h+d,c+f,l+d);break;case"s":n=c+i[3],r=l+i[4],u=u?2*c-u:c,h=h?2*l-h:l,t.bezierCurveTo(u+f,h+d,c+i[1]+f,l+i[2]+d,n+f,r+d),u=c+i[1],h=l+i[2],c=n,l=r;break;case"S":n=i[3],r=i[4],u=2*c-u,h=2*l-h,t.bezierCurveTo(u+f,h+d,i[1]+f,i[2]+d,n+f,r+d),c=n,l=r,u=i[1],h=i[2];break;case"q":n=c+i[3],r=l+i[4],u=c+i[1],h=l+i[2],t.quadraticCurveTo(u+f,h+d,n+f,r+d),c=n,l=r;break;case"Q":n=i[3],r=i[4],t.quadraticCurveTo(i[1]+f,i[2]+d,n+f,r+d),c=n,l=r,u=i[1],h=i[2];break;case"t":n=c+i[1],r=l+i[2],null===a[0].match(/[QqTt]/)?(u=c,h=l):"t"===a[0]?(u=2*c-o,h=2*l-s):"q"===a[0]&&(u=2*c-u,h=2*l-h),o=u,s=h,t.quadraticCurveTo(u+f,h+d,n+f,r+d),c=n,l=r,u=c+i[1],h=l+i[2];break;case"T":n=i[1],r=i[2],u=2*c-u,h=2*l-h,t.quadraticCurveTo(u+f,h+d,n+f,r+d),c=n,l=r;break;case"a":e(t,c+f,l+d,[i[1],i[2],i[3],i[4],i[5],i[6]+c+f,i[7]+l+d]),c+=i[6],l+=i[7];break;case"A":e(t,c+f,l+d,[i[1],i[2],i[3],i[4],i[5],i[6]+f,i[7]+d]),c=i[6],l=i[7];break;case"z":case"Z":t.closePath()}a=i}},render:function(t,e){t.save();var i=this.transformMatrix;i&&t.transform(i[0],i[1],i[2],i[3],i[4],i[5]),e||this.transform(t),this.overlayFill?t.fillStyle=this.overlayFill:this.fill&&(t.fillStyle=this.fill.toLive?this.fill.toLive(t):this.fill),this.stroke&&(t.strokeStyle=this.stroke.toLive?this.stroke.toLive(t):this.stroke),this._setShadow(t),this.clipTo&&h.util.clipContext(this,t),t.beginPath(),this._render(t),this.fill&&t.fill(),this.clipTo&&t.restore(),this._removeShadow(t),this.stroke&&(t.strokeStyle=this.stroke,t.lineWidth=this.strokeWidth,t.lineCap=t.lineJoin="round",t.stroke()),!e&&this.active&&(this.drawBorders(t),this.drawControls(t)),t.restore()},toString:function(){return"#<fabric.Path ("+this.complexity()+'): { "top": '+this.top+', "left": '+this.left+" }>"},toObject:function(t){var e=p(this.callSuper("toObject",t),{path:this.path});return this.sourcePath&&(e.sourcePath=this.sourcePath),this.transformMatrix&&(e.transformMatrix=this.transformMatrix),e},toDatalessObject:function(t){var e=this.toObject(t);return this.sourcePath&&(e.path=this.sourcePath),delete e.sourcePath,e},toSVG:function(){for(var t=[],e=[],i=0,n=this.path.length;n>i;i++)t.push(this.path[i].join(" "));var r=t.join(" ");return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!0)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!0)),e.push('<g transform="',this.group?"":this.getSvgTransform(),'">',"<path ",'d="',r,'" style="',this.getSvgStyles(),'" transform="translate(',-this.width/2," ",-this.height/2,")",'" stroke-linecap="round" ',"/>","</g>"),e.join("")},complexity:function(){return this.path.length},_parsePath:function(){for(var t,e,i,n,r=[],o=0,s=this.path.length;s>o;o++){t=this.path[o],e=t.slice(1).trim().replace(/(\d)-/g,"$1###-").split(/\s|,|###/),n=[t.charAt(0)];for(var c=0,l=e.length;l>c;c++)i=parseFloat(e[c]),isNaN(i)||n.push(i);var u=n[0].toLowerCase(),h=a[u];if(n.length-1>h)for(var f=1,d=n.length;d>f;f+=h)r.push([n[0]].concat(n.slice(f,f+h)));else r.push(n)}return r},_parseDimensions:function(){var t,e,i,n,s=[],a=[],c=!1;this.path.forEach(function(l,u){"H"!==l[0]&&(t=r(0===u?l:this.path[u-1])),"V"!==l[0]&&(e=o(0===u?l:this.path[u-1])),l[0]===l[0].toLowerCase()&&(c=!0),i=c?t+r(l):"V"===l[0]?t:r(l),n=c?e+o(l):"H"===l[0]?e:o(l);var h=parseInt(i,10);isNaN(h)||s.push(h),h=parseInt(n,10),isNaN(h)||a.push(h)},this);var l=f(s),u=f(a),h=d(s),p=d(a),g=h-l,v=p-u,m={top:u+v/2,left:l+g/2,bottom:d(a)-v,right:d(s)-g};return m.width=g,m.height=v,m}}),h.Path.fromObject=function(t){return new h.Path(t.path,t)},h.Path.ATTRIBUTE_NAMES="d fill fill-opacity opacity fill-rule stroke stroke-width transform".split(" "),void(h.Path.fromElement=function(t,e){var i=h.parseAttributes(t,h.Path.ATTRIBUTE_NAMES);return new h.Path(i.d,p(i,e))}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";function e(t){for(var e=0,n=t.length;n>e;e++)if(!(t[e]instanceof i.Object)){var r=s(a(t[e].type));t[e]=i[r].fromObject(t[e])}return t}var i=t.fabric||(t.fabric={}),n=i.util.object.extend,r=i.util.array.invoke,o=i.Object.prototype.toObject,s=i.util.string.camelize,a=i.util.string.capitalize;return i.PathGroup?void i.warn("fabric.PathGroup is already defined"):(i.PathGroup=i.util.createClass(i.Path,{type:"path-group",fill:"",initialize:function(t,e){e=e||{},this.paths=t||[];for(var i=this.paths.length;i--;)this.paths[i].group=this;this.setOptions(e),this.setCoords(),e.sourcePath&&this.setSourcePath(e.sourcePath)},render:function(t){if(this.visible){t.save();var e=this.transformMatrix;e&&t.transform(e[0],e[1],e[2],e[3],e[4],e[5]),this.transform(t),this._setShadow(t),this.clipTo&&i.util.clipContext(this,t);for(var n=0,r=this.paths.length;r>n;++n)this.paths[n].render(t,!0);this.clipTo&&t.restore(),this._removeShadow(t),this.active&&(this.drawBorders(t),this.drawControls(t)),t.restore()}},_set:function(t,e){if(("fill"===t||"overlayFill"===t)&&e&&this.isSameColor())for(var i=this.paths.length;i--;)this.paths[i]._set(t,e);return this.callSuper("_set",t,e)},toObject:function(t){return n(o.call(this,t),{paths:r(this.getObjects(),"toObject",t),sourcePath:this.sourcePath})},toDatalessObject:function(t){var e=this.toObject(t);return this.sourcePath&&(e.paths=this.sourcePath),e},toSVG:function(){for(var t=this.getObjects(),e=["<g ",'style="',this.getSvgStyles(),'" ','transform="',this.getSvgTransform(),'" ',">"],i=0,n=t.length;n>i;i++)e.push(t[i].toSVG());return e.push("</g>"),e.join("")},toString:function(){return"#<fabric.PathGroup ("+this.complexity()+"): { top: "+this.top+", left: "+this.left+" }>"},isSameColor:function(){var t=this.getObjects()[0].get("fill");return this.getObjects().every(function(e){return e.get("fill")===t})},complexity:function(){return this.paths.reduce(function(t,e){return t+(e&&e.complexity?e.complexity():0)},0)},toGrayscale:function(){for(var t=this.paths.length;t--;)this.paths[t].toGrayscale();return this},getObjects:function(){return this.paths}}),void(i.PathGroup.fromObject=function(t){var n=e(t.paths);return new i.PathGroup(n,t)}))}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,n=e.util.array.min,r=e.util.array.max,o=e.util.array.invoke,s=e.util.removeFromArray;if(!e.Group){var a={lockMovementX:!0,lockMovementY:!0,lockRotation:!0,lockScalingX:!0,lockScalingY:!0,lockUniScaling:!0};e.Group=e.util.createClass(e.Object,{type:"group",initialize:function(t,e){e=e||{},this.objects=t||[],this.originalState={},this.callSuper("initialize"),this._calcBounds(),this._updateObjectsCoords(),e&&i(this,e),this._setOpacityIfSame(),this.setCoords(!0),this.saveCoords()},_updateObjectsCoords:function(){var t=this.left,e=this.top;this.forEachObject(function(i){var n=i.get("left"),r=i.get("top");i.set("originalLeft",n),i.set("originalTop",r),i.set("left",n-t),i.set("top",r-e),i.setCoords(),i.__origHasControls=i.hasControls,i.hasControls=!1},this)},toString:function(){return"#<fabric.Group: ("+this.complexity()+")>"},getObjects:function(){return this.objects},addWithUpdate:function(t){return this._restoreObjectsState(),this.objects.push(t),this._calcBounds(),this._updateObjectsCoords(),this},removeWithUpdate:function(t){return this._restoreObjectsState(),s(this.objects,t),t.setActive(!1),this._calcBounds(),this._updateObjectsCoords(),this},add:function(t){return this.objects.push(t),this},remove:function(t){return s(this.objects,t),this},size:function(){return this.getObjects().length},delegatedProperties:{fill:!0,opacity:!0,fontFamily:!0,fontWeight:!0,fontSize:!0,fontStyle:!0,lineHeight:!0,textDecoration:!0,textShadow:!0,textAlign:!0,backgroundColor:!0},_set:function(t,e){if(t in this.delegatedProperties){var i=this.objects.length;for(this[t]=e;i--;)this.objects[i].set(t,e)}else this[t]=e},contains:function(t){return this.objects.indexOf(t)>-1},toObject:function(t){return i(this.callSuper("toObject",t),{objects:o(this.objects,"toObject",t)})},render:function(t,i){t.save(),this.transform(t);var n=Math.max(this.scaleX,this.scaleY);this.clipTo&&e.util.clipContext(this,t);for(var r=this.objects.length;r>0;r--){var o=this.objects[r-1],s=o.borderScaleFactor,a=o.hasRotatingPoint;o.borderScaleFactor=n,o.hasRotatingPoint=!1,o.render(t),o.borderScaleFactor=s,o.hasRotatingPoint=a}this.clipTo&&t.restore(),!i&&this.active&&(this.drawBorders(t),this.drawControls(t)),t.restore(),this.setCoords()},item:function(t){return this.getObjects()[t]},complexity:function(){return this.getObjects().reduce(function(t,e){return t+="function"==typeof e.complexity?e.complexity():0},0)},_restoreObjectsState:function(){return this.objects.forEach(this._restoreObjectState,this),this},_restoreObjectState:function(t){var e=this.get("left"),i=this.get("top"),n=this.getAngle()*(Math.PI/180),r=Math.cos(n)*t.get("top")+Math.sin(n)*t.get("left"),o=-Math.sin(n)*t.get("top")+Math.cos(n)*t.get("left");return t.setAngle(t.getAngle()+this.getAngle()),t.set("left",e+o*this.get("scaleX")),t.set("top",i+r*this.get("scaleY")),t.set("scaleX",t.get("scaleX")*this.get("scaleX")),t.set("scaleY",t.get("scaleY")*this.get("scaleY")),t.setCoords(),t.hasControls=t.__origHasControls,delete t.__origHasControls,t.setActive(!1),t.setCoords(),this},destroy:function(){return this._restoreObjectsState()},saveCoords:function(){return this._originalLeft=this.get("left"),this._originalTop=this.get("top"),this},hasMoved:function(){return this._originalLeft!==this.get("left")||this._originalTop!==this.get("top")},setObjectsCoords:function(){return this.forEachObject(function(t){t.setCoords()}),this},activateAllObjects:function(){return this.forEachObject(function(t){t.setActive()}),this},forEachObject:e.StaticCanvas.prototype.forEachObject,_setOpacityIfSame:function(){var t=this.getObjects(),e=t[0]?t[0].get("opacity"):1,i=t.every(function(t){return t.get("opacity")===e});i&&(this.opacity=e)},_calcBounds:function(){for(var t,e,i,o,s,a,c,l=[],u=[],h=0,f=this.objects.length;f>h;++h){s=this.objects[h],s.setCoords();for(var d in s.oCoords)l.push(s.oCoords[d].x),u.push(s.oCoords[d].y)}t=n(l),i=r(l),e=n(u),o=r(u),a=i-t||0,c=o-e||0,this.width=a,this.height=c,this.left=t+a/2||0,this.top=e+c/2||0},containsPoint:function(t){var e=this.get("width")/2,i=this.get("height")/2,n=this.get("left"),r=this.get("top");return n-e<t.x&&n+e>t.x&&r-i<t.y&&r+i>t.y},toGrayscale:function(){for(var t=this.objects.length;t--;)this.objects[t].toGrayscale();return this},toSVG:function(){for(var t=[],e=this.objects.length;e--;)t.push(this.objects[e].toSVG());return'<g transform="'+this.getSvgTransform()+'">'+t.join("")+"</g>"},get:function(t){if(t in a){if(this[t])return this[t];for(var e=0,i=this.objects.length;i>e;e++)if(this.objects[e][t])return!0;return!1}return t in this.delegatedProperties?this.objects[0]&&this.objects[0].get(t):this[t]}}),e.Group.fromObject=function(t,i){e.util.enlivenObjects(t.objects,function(n){delete t.objects,i&&i(new e.Group(n,t))})},e.Group.async=!0}}("undefined"!=typeof exports?exports:this),function(t){"use strict";var e=fabric.util.object.extend;return t.fabric||(t.fabric={}),t.fabric.Image?void fabric.warn("fabric.Image is already defined."):(fabric.Image=fabric.util.createClass(fabric.Object,{type:"image",initialize:function(t,e){e||(e={}),this.callSuper("initialize",e),this._initElement(t),this._originalImage=this.getElement(),this._initConfig(e),this.filters=[],e.filters&&(this.filters=e.filters,this.applyFilters())},getElement:function(){return this._element},setElement:function(t){return this._element=t,this._initConfig(),this},getOriginalSize:function(){var t=this.getElement();return{width:t.width,height:t.height}},render:function(t,e){t.save();var i=this.transformMatrix;this.group&&t.translate(-this.group.width/2+this.width/2,-this.group.height/2+this.height/2),i&&t.transform(i[0],i[1],i[2],i[3],i[4],i[5]),e||this.transform(t),this._setShadow(t),this.clipTo&&fabric.util.clipContext(this,t),this._render(t),this.clipTo&&t.restore(),this._removeShadow(t),this.active&&!e&&(this.drawBorders(t),this.drawControls(t)),t.restore()},toObject:function(t){return e(this.callSuper("toObject",t),{src:this._originalImage.src||this._originalImage._src,filters:this.filters.concat()})},toSVG:function(){return'<g transform="'+this.getSvgTransform()+'"><image xlink:href="'+this.getSvgSrc()+'" style="'+this.getSvgStyles()+'" transform="translate('+-this.width/2+" "+-this.height/2+')" width="'+this.width+'" height="'+this.height+'"></image></g>'},getSrc:function(){return this.getElement().src||this.getElement()._src},toString:function(){return'#<fabric.Image: { src: "'+this.getSrc()+'" }>'},clone:function(t,e){this.constructor.fromObject(this.toObject(e),t)},applyFilters:function(t){if(0===this.filters.length)return this.setElement(this._originalImage),void(t&&t());var e="undefined"!=typeof Buffer&&"undefined"==typeof window,i=this._originalImage,n=fabric.util.createCanvasElement(),r=e?new(require("canvas").Image):fabric.document.createElement("img"),o=this;if(n.width=i.width,n.height=i.height,n.getContext("2d").drawImage(i,0,0,i.width,i.height),this.filters.forEach(function(t){t&&t.applyTo(n)}),r.onload=function(){o._element=r,t&&t(),r.onload=n=i=null},r.width=i.width,r.height=i.height,e){var s=n.toDataURL("image/png").substring(22);r.src=new Buffer(s,"base64"),o._element=r,t&&t()}else r.src=n.toDataURL("image/png");return this},_render:function(t){t.drawImage(this._element,-this.width/2,-this.height/2,this.width,this.height)},_resetWidthHeight:function(){var t=this.getElement();this.set("width",t.width),this.set("height",t.height)},_initElement:function(t){this.setElement(fabric.util.getById(t)),fabric.util.addClass(this.getElement(),fabric.Image.CSS_CANVAS)},_initConfig:function(t){t||(t={}),this.setOptions(t),this._setWidthHeight(t)},_initFilters:function(t){t.filters&&t.filters.length&&(this.filters=t.filters.map(function(t){return t&&fabric.Image.filters[t.type].fromObject(t)}))},_setWidthHeight:function(t){this.width="width"in t?t.width:this.getElement().width||0,this.height="height"in t?t.height:this.getElement().height||0},complexity:function(){return 1}}),fabric.Image.CSS_CANVAS="canvas-img",fabric.Image.prototype.getSvgSrc=fabric.Image.prototype.getSrc,fabric.Image.fromObject=function(t,e){var i=fabric.document.createElement("img"),n=t.src;t.width&&(i.width=t.width),t.height&&(i.height=t.height),i.onload=function(){fabric.Image.prototype._initFilters.call(t,t);var n=new fabric.Image(i,t);e&&e(n),i=i.onload=i.onerror=null},i.onerror=function(){fabric.log("Error loading "+i.src),e&&e(null,!0),i=i.onload=i.onerror=null},i.src=n},fabric.Image.fromURL=function(t,e,i){var n=fabric.document.createElement("img");n.onload=function(){e&&e(new fabric.Image(n,i)),n=n.onload=null},n.src=t},fabric.Image.ATTRIBUTE_NAMES="x y width height fill fill-opacity opacity stroke stroke-width transform xlink:href".split(" "),fabric.Image.fromElement=function(t,i,n){var r=fabric.parseAttributes(t,fabric.Image.ATTRIBUTE_NAMES);fabric.Image.fromURL(r["xlink:href"],i,e(n?fabric.util.object.clone(n):{},r))},void(fabric.Image.async=!0))}("undefined"!=typeof exports?exports:this),fabric.util.object.extend(fabric.Object.prototype,{_getAngleValueForStraighten:function(){var t=this.getAngle()%360;return t>0?90*Math.round((t-1)/90):90*Math.round(t/90)},straighten:function(){return this.setAngle(this._getAngleValueForStraighten()),this},fxStraighten:function(t){t=t||{};var e=function(){},i=t.onComplete||e,n=t.onChange||e,r=this;return fabric.util.animate({startValue:this.get("angle"),endValue:this._getAngleValueForStraighten(),duration:this.FX_DURATION,onChange:function(t){r.setAngle(t),n()},onComplete:function(){r.setCoords(),i()},onStart:function(){r.setActive(!1)}}),this}}),fabric.util.object.extend(fabric.StaticCanvas.prototype,{straightenObject:function(t){return t.straighten(),this.renderAll(),this},fxStraightenObject:function(t){return t.fxStraighten({onChange:this.renderAll.bind(this)}),this}}),fabric.Image.filters={},fabric.Image.filters.Grayscale=fabric.util.createClass({type:"Grayscale",applyTo:function(t){var e,i,n,r,o=t.getContext("2d"),s=o.getImageData(0,0,t.width,t.height),a=s.data,c=s.width,l=s.height;for(n=0;c>n;n++)for(r=0;l>r;r++)e=4*n*l+4*r,i=(a[e]+a[e+1]+a[e+2])/3,a[e]=i,a[e+1]=i,a[e+2]=i;o.putImageData(s,0,0)},toJSON:function(){return{type:this.type}}}),fabric.Image.filters.Grayscale.fromObject=function(){return new fabric.Image.filters.Grayscale},fabric.Image.filters.RemoveWhite=fabric.util.createClass({type:"RemoveWhite",initialize:function(t){t||(t={}),this.threshold=t.threshold||30,this.distance=t.distance||20},applyTo:function(t){for(var e,i,n,r=t.getContext("2d"),o=r.getImageData(0,0,t.width,t.height),s=o.data,a=this.threshold,c=this.distance,l=255-a,u=Math.abs,h=0,f=s.length;f>h;h+=4)e=s[h],i=s[h+1],n=s[h+2],e>l&&i>l&&n>l&&u(e-i)<c&&u(e-n)<c&&u(i-n)<c&&(s[h+3]=1);r.putImageData(o,0,0)},toJSON:function(){return{type:this.type,threshold:this.threshold,distance:this.distance}}}),fabric.Image.filters.RemoveWhite.fromObject=function(t){return new fabric.Image.filters.RemoveWhite(t)},fabric.Image.filters.Invert=fabric.util.createClass({type:"Invert",applyTo:function(t){var e,i=t.getContext("2d"),n=i.getImageData(0,0,t.width,t.height),r=n.data,o=r.length;for(e=0;o>e;e+=4)r[e]=255-r[e],r[e+1]=255-r[e+1],r[e+2]=255-r[e+2];i.putImageData(n,0,0)},toJSON:function(){return{type:this.type}}}),fabric.Image.filters.Invert.fromObject=function(){return new fabric.Image.filters.Invert},fabric.Image.filters.Sepia=fabric.util.createClass({type:"Sepia",applyTo:function(t){var e,i,n=t.getContext("2d"),r=n.getImageData(0,0,t.width,t.height),o=r.data,s=o.length;for(e=0;s>e;e+=4)i=.3*o[e]+.59*o[e+1]+.11*o[e+2],o[e]=i+100,o[e+1]=i+50,o[e+2]=i+255;n.putImageData(r,0,0)},toJSON:function(){return{type:this.type}}}),fabric.Image.filters.Sepia.fromObject=function(){return new fabric.Image.filters.Sepia},fabric.Image.filters.Sepia2=fabric.util.createClass({type:"Sepia2",applyTo:function(t){var e,i,n,r,o=t.getContext("2d"),s=o.getImageData(0,0,t.width,t.height),a=s.data,c=a.length;for(e=0;c>e;e+=4)i=a[e],n=a[e+1],r=a[e+2],a[e]=(.393*i+.769*n+.189*r)/1.351,a[e+1]=(.349*i+.686*n+.168*r)/1.203,a[e+2]=(.272*i+.534*n+.131*r)/2.14;o.putImageData(s,0,0)},toJSON:function(){return{type:this.type}}}),fabric.Image.filters.Sepia2.fromObject=function(){return new fabric.Image.filters.Sepia2},fabric.Image.filters.Brightness=fabric.util.createClass({type:"Brightness",initialize:function(t){t||(t={}),this.brightness=t.brightness||100},applyTo:function(t){for(var e=t.getContext("2d"),i=e.getImageData(0,0,t.width,t.height),n=i.data,r=this.brightness,o=0,s=n.length;s>o;o+=4)n[o]+=r,n[o+1]+=r,n[o+2]+=r;e.putImageData(i,0,0)},toJSON:function(){return{type:this.type,brightness:this.brightness}}}),fabric.Image.filters.Brightness.fromObject=function(t){return new fabric.Image.filters.Brightness(t)},fabric.Image.filters.Noise=fabric.util.createClass({type:"Noise",initialize:function(t){t||(t={}),this.noise=t.noise||100},applyTo:function(t){for(var e,i=t.getContext("2d"),n=i.getImageData(0,0,t.width,t.height),r=n.data,o=this.noise,s=0,a=r.length;a>s;s+=4)e=(.5-Math.random())*o,r[s]+=e,r[s+1]+=e,r[s+2]+=e;i.putImageData(n,0,0)},toJSON:function(){return{type:this.type,noise:this.noise}}}),fabric.Image.filters.Noise.fromObject=function(t){return new fabric.Image.filters.Noise(t)},fabric.Image.filters.GradientTransparency=fabric.util.createClass({type:"GradientTransparency",initialize:function(t){t||(t={}),this.threshold=t.threshold||100},applyTo:function(t){for(var e=t.getContext("2d"),i=e.getImageData(0,0,t.width,t.height),n=i.data,r=this.threshold,o=n.length,s=0,a=n.length;a>s;s+=4)n[s+3]=r+255*(o-s)/o;e.putImageData(i,0,0)},toJSON:function(){return{type:this.type,threshold:this.threshold}}}),fabric.Image.filters.GradientTransparency.fromObject=function(t){return new fabric.Image.filters.GradientTransparency(t)},fabric.Image.filters.Tint=fabric.util.createClass({type:"Tint",initialize:function(t){t||(t={}),this.color=t.color||0},applyTo:function(t){var e,i,n=t.getContext("2d"),r=n.getImageData(0,0,t.width,t.height),o=r.data,s=o.length,a=parseInt(this.color,10).toString(16),c=parseInt("0x"+a.substr(0,2),16),l=parseInt("0x"+a.substr(2,2),16),u=parseInt("0x"+a.substr(4,2),16);for(e=0;s>e;e+=4)i=o[e+3],i>0&&(o[e]=c,o[e+1]=l,o[e+2]=u);n.putImageData(r,0,0)},toJSON:function(){return{type:this.type,color:this.color}}}),fabric.Image.filters.Tint.fromObject=function(t){return new fabric.Image.filters.Tint(t)},fabric.Image.filters.Convolute=fabric.util.createClass({type:"Convolute",initialize:function(t){t||(t={}),this.opaque=t.opaque,this.matrix=t.matrix||[0,0,0,0,1,0,0,0,0];var e=fabric.util.createCanvasElement();this.tmpCtx=e.getContext("2d")},_createImageData:function(t,e){return this.tmpCtx.createImageData(t,e)},applyTo:function(t){for(var e=this.matrix,i=t.getContext("2d"),n=i.getImageData(0,0,t.width,t.height),r=Math.round(Math.sqrt(e.length)),o=Math.floor(r/2),s=n.data,a=n.width,c=n.height,l=a,u=c,h=this._createImageData(l,u),f=h.data,d=this.opaque?1:0,p=0;u>p;p++)for(var g=0;l>g;g++){for(var v=p,m=g,b=4*(p*l+g),y=0,x=0,w=0,k=0,C=0;r>C;C++)for(var _=0;r>_;_++){var S=v+C-o,E=m+_-o;if(S>=0&&c>S&&E>=0&&a>E){var T=4*(S*a+E),O=e[C*r+_];y+=s[T]*O,x+=s[T+1]*O,w+=s[T+2]*O,k+=s[T+3]*O}}f[b]=y,f[b+1]=x,f[b+2]=w,f[b+3]=k+d*(255-k)}i.putImageData(h,0,0)},toJSON:function(){return{type:this.type,matrix:this.matrix}}}),fabric.Image.filters.Convolute.fromObject=function(t){return new fabric.Image.filters.Convolute(t)},fabric.Image.filters.Pixelate=fabric.util.createClass({type:"Pixelate",initialize:function(t){t||(t={}),this.blocksize=t.blocksize||4},applyTo:function(t){var e,i,n,r,o,s,a,c=t.getContext("2d"),l=c.getImageData(0,0,t.width,t.height),u=l.data,h=l.width,f=l.height;for(i=0;h>i;i+=this.blocksize)for(n=0;f>n;n+=this.blocksize){e=4*i*f+4*n,r=u[e],o=u[e+1],s=u[e+2],a=u[e+3];for(var d=i,p=i+this.blocksize;p>d;d++)for(var g=n,v=n+this.blocksize;v>g;g++)e=4*d*f+4*g,u[e]=r,u[e+1]=o,u[e+2]=s,u[e+3]=a}c.putImageData(l,0,0)},toJSON:function(){return{type:this.type,blocksize:this.blocksize}}}),fabric.Image.filters.Pixelate.fromObject=function(t){return new fabric.Image.filters.Pixelate(t)},function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,n=e.util.object.clone,r=e.util.toFixed;if(e.Text)return void e.warn("fabric.Text is already defined");var o={fontSize:!0,fontWeight:!0,fontFamily:!0,textDecoration:!0,fontStyle:!0,lineHeight:!0,strokeStyle:!0,strokeWidth:!0,text:!0},s=e.Object.prototype.stateProperties.concat();s.push("fontFamily","fontWeight","fontSize","path","text","textDecoration","textShadow","textAlign","fontStyle","lineHeight","strokeStyle","strokeWidth","backgroundColor","textBackgroundColor","useNative"),e.Text=e.util.createClass(e.Object,{fontSize:40,fontWeight:"normal",fontFamily:"Times New Roman",textDecoration:"",textShadow:"",textAlign:"left",fontStyle:"",lineHeight:1.3,strokeStyle:"",strokeWidth:1,backgroundColor:"",textBackgroundColor:"",path:null,type:"text",useNative:!0,stateProperties:s,initialize:function(t,e){e=e||{},this.text=t,this.setOptions(e),this._initDimensions(),this.setCoords()},_initDimensions:function(){var t=e.util.createCanvasElement();this._render(t.getContext("2d"))},toString:function(){return"#<fabric.Text ("+this.complexity()+'): { "text": "'+this.text+'", "fontFamily": "'+this.fontFamily+'" }>'},_render:function(t){"undefined"==typeof Cufon||this.useNative===!0?this._renderViaNative(t):this._renderViaCufon(t)},_renderViaCufon:function(t){var e=Cufon.textOptions||(Cufon.textOptions={});e.left=this.left,e.top=this.top,e.context=t,e.color=this.fill;var i=this._initDummyElementForCufon();this.transform(t),Cufon.replaceElement(i,{engine:"canvas",separate:"none",fontFamily:this.fontFamily,fontWeight:this.fontWeight,textDecoration:this.textDecoration,textShadow:this.textShadow,textAlign:this.textAlign,fontStyle:this.fontStyle,lineHeight:this.lineHeight,strokeStyle:this.strokeStyle,strokeWidth:this.strokeWidth,backgroundColor:this.backgroundColor,textBackgroundColor:this.textBackgroundColor}),this.width=e.width,this.height=e.height,this._totalLineHeight=e.totalLineHeight,this._fontAscent=e.fontAscent,this._boundaries=e.boundaries,this._shadowOffsets=e.shadowOffsets,this._shadows=e.shadows||[],i=null,this.setCoords()},_renderViaNative:function(t){this.transform(t),this._setTextStyles(t);var i=this.text.split(/\r?\n/);this.width=this._getTextWidth(t,i),this.height=this._getTextHeight(t,i),this._renderTextBackground(t,i),"left"!==this.textAlign&&"justify"!==this.textAlign&&(t.save(),t.translate("center"===this.textAlign?this.width/2:this.width,0)),this._setTextShadow(t),this.clipTo&&e.util.clipContext(this,t),this._renderTextFill(t,i),this._renderTextStroke(t,i),this.clipTo&&t.restore(),this.textShadow&&t.restore(),"left"!==this.textAlign&&"justify"!==this.textAlign&&t.restore(),this._renderTextDecoration(t,i),this._setBoundaries(t,i),this._totalLineHeight=0,this.setCoords()},_setBoundaries:function(t,e){this._boundaries=[];for(var i=0,n=e.length;n>i;i++){var r=this._getLineWidth(t,e[i]),o=this._getLineLeftOffset(r);this._boundaries.push({height:this.fontSize*this.lineHeight,width:r,left:o})}},_setTextStyles:function(t){t.fillStyle=this.fill.toLive?this.fill.toLive(t):this.fill,t.strokeStyle=this.strokeStyle,t.lineWidth=this.strokeWidth,t.textBaseline="alphabetic",t.textAlign=this.textAlign,t.font=this._getFontDeclaration()},_getTextHeight:function(t,e){return this.fontSize*e.length*this.lineHeight},_getTextWidth:function(t,e){for(var i=t.measureText(e[0]).width,n=1,r=e.length;r>n;n++){var o=t.measureText(e[n]).width;o>i&&(i=o)}return i},_setTextShadow:function(t){if(this.textShadow){var e=/\s+(-?\d+)(?:px)?\s+(-?\d+)(?:px)?\s+(\d+)(?:px)?\s*/,i=this.textShadow,n=e.exec(this.textShadow),r=i.replace(e,"");t.save(),t.shadowColor=r,t.shadowOffsetX=parseInt(n[1],10),t.shadowOffsetY=parseInt(n[2],10),t.shadowBlur=parseInt(n[3],10),this._shadows=[{blur:t.shadowBlur,color:t.shadowColor,offX:t.shadowOffsetX,offY:t.shadowOffsetY}],this._shadowOffsets=[[parseInt(t.shadowOffsetX,10),parseInt(t.shadowOffsetY,10)]]}},_drawTextLine:function(t,e,i,n,r){if("justify"!==this.textAlign)return void e[t](i,n,r);var o=e.measureText(i).width,s=this.width;if(s>o)for(var a=i.split(/\s+/),c=e.measureText(i.replace(/\s+/g,"")).width,l=s-c,u=a.length-1,h=l/u,f=0,d=0,p=a.length;p>d;d++)e[t](a[d],n+f,r),f+=e.measureText(a[d]).width+h;else e[t](i,n,r)},_renderTextFill:function(t,e){this._boundaries=[];for(var i=0,n=e.length;n>i;i++)this._drawTextLine("fillText",t,e[i],-this.width/2,-this.height/2+i*this.fontSize*this.lineHeight+this.fontSize)},_renderTextStroke:function(t,e){if(this.strokeStyle){t.beginPath();for(var i=0,n=e.length;n>i;i++)this._drawTextLine("strokeText",t,e[i],-this.width/2,-this.height/2+i*this.fontSize*this.lineHeight+this.fontSize);t.closePath()}},_renderTextBackground:function(t,e){this._renderTextBoxBackground(t),this._renderTextLinesBackground(t,e)},_renderTextBoxBackground:function(t){this.backgroundColor&&(t.save(),t.fillStyle=this.backgroundColor,t.fillRect(-this.width/2,-this.height/2,this.width,this.height),t.restore())},_renderTextLinesBackground:function(t,e){if(this.textBackgroundColor){t.save(),t.fillStyle=this.textBackgroundColor;for(var i=0,n=e.length;n>i;i++)if(""!==e[i]){var r=this._getLineWidth(t,e[i]),o=this._getLineLeftOffset(r);t.fillRect(-this.width/2+o,-this.height/2+i*this.fontSize*this.lineHeight,r,this.fontSize*this.lineHeight)}t.restore()}},_getLineLeftOffset:function(t){
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