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e.width=t.width,e.height=t.height,e.getContext("2d").drawImage(t,0,0),e},toDataURL:function(t,e,i){return t.toDataURL("image/"+e,i)},createImage:function(){return A.document.createElement("img")},multiplyTransformMatrices:function(t,e,i){return[t[0]*e[0]+t[2]*e[1],t[1]*e[0]+t[3]*e[1],t[0]*e[2]+t[2]*e[3],t[1]*e[2]+t[3]*e[3],i?0:t[0]*e[4]+t[2]*e[5]+t[4],i?0:t[1]*e[4]+t[3]*e[5]+t[5]]},qrDecompose:function(t){var e=o(t[1],t[0]),i=s(t[0],2)+s(t[1],2),n=r(i),h=(t[0]*t[3]-t[2]*t[1])/n,c=o(t[0]*t[2]+t[1]*t[3],i);return{angle:e/a,scaleX:n,scaleY:h,skewX:c/a,skewY:0,translateX:t[4],translateY:t[5]}},calcRotateMatrix:function(t){if(!t.angle)return A.iMatrix.concat();var e=A.util.degreesToRadians(t.angle),i=A.util.cos(e),n=A.util.sin(e);return[i,n,-n,i,0,0]},calcDimensionsMatrix:function(t){var e=void 0===t.scaleX?1:t.scaleX,i=void 0===t.scaleY?1:t.scaleY,n=[t.flipX?-e:e,0,0,t.flipY?-i:i,0,0],r=A.util.multiplyTransformMatrices,o=A.util.degreesToRadians;return t.skewX&&(n=r(n,[1,0,Math.tan(o(t.skewX)),1],!0)),t.skewY&&(n=r(n,[1,Math.tan(o(t.skewY)),0,1],!0)),n},composeMatrix:function(t){var e=[1,0,0,1,t.translateX||0,t.translateY||0],i=A.util.multiplyTransformMatrices;return t.angle&&(e=i(e,A.util.calcRotateMatrix(t))),(1!==t.scaleX||1!==t.scaleY||t.skewX||t.skewY||t.flipX||t.flipY)&&(e=i(e,A.util.calcDimensionsMatrix(t))),e},resetObjectTransform:function(t){t.scaleX=1,t.scaleY=1,t.skewX=0,t.skewY=0,t.flipX=!1,t.flipY=!1,t.rotate(0)},saveObjectTransform:function(t){return{scaleX:t.scaleX,scaleY:t.scaleY,skewX:t.skewX,skewY:t.skewY,angle:t.angle,left:t.left,flipX:t.flipX,flipY:t.flipY,top:t.top}},isTransparent:function(t,e,i,n){n>0&&(e>n?e-=n:e=0,i>n?i-=n:i=0);var r,o=!0,s=t.getImageData(e,i,2*n||1,2*n||1),a=s.data.length;for(r=3;r<a&&0!=(o=s.data[r]<=0);r+=4);return s=null,o},parsePreserveAspectRatioAttribute:function(t){var e,i="meet",n=t.split(" ");return n&&n.length&&("meet"!==(i=n.pop())&&"slice"!==i?(e=i,i="meet"):n.length&&(e=n.pop())),{meetOrSlice:i,alignX:"none"!==e?e.slice(1,4):"none",alignY:"none"!==e?e.slice(5,8):"none"}},clearFabricFontCache:function(t){(t=(t||"").toLowerCase())?A.charWidthsCache[t]&&delete A.charWidthsCache[t]:A.charWidthsCache={}},limitDimsByArea:function(t,e){var i=Math.sqrt(e*t),n=Math.floor(e/i);return{x:Math.floor(i),y:n}},capValue:function(t,e,i){return Math.max(t,Math.min(e,i))},findScaleToFit:function(t,e){return Math.min(e.width/t.width,e.height/t.height)},findScaleToCover:function(t,e){return Math.max(e.width/t.width,e.height/t.height)},matrixToSVG:function(t){return"matrix("+t.map((function(t){return A.util.toFixed(t,A.Object.NUM_FRACTION_DIGITS)})).join(" ")+")"},removeTransformFromObject:function(t,e){var i=A.util.invertTransform(e),n=A.util.multiplyTransformMatrices(i,t.calcOwnMatrix());A.util.applyTransformToObject(t,n)},addTransformToObject:function(t,e){A.util.applyTransformToObject(t,A.util.multiplyTransformMatrices(e,t.calcOwnMatrix()))},applyTransformToObject:function(t,e){var i=A.util.qrDecompose(e),n=new A.Point(i.translateX,i.translateY);t.flipX=!1,t.flipY=!1,t.set("scaleX",i.scaleX),t.set("scaleY",i.scaleY),t.skewX=i.skewX,t.skewY=i.skewY,t.angle=i.angle,t.setPositionByOrigin(n,"center","center")},sizeAfterTransform:function(t,e,i){var n=t/2,r=e/2,o=[{x:-n,y:-r},{x:n,y:-r},{x:-n,y:r},{x:n,y:r}],s=A.util.calcDimensionsMatrix(i),a=A.util.makeBoundingBoxFromPoints(o,s);return{x:a.width,y:a.height}},mergeClipPaths:function(t,e){var i=t,n=e;i.inverted&&!n.inverted&&(i=e,n=t),A.util.applyTransformToObject(n,A.util.multiplyTransformMatrices(A.util.invertTransform(i.calcTransformMatrix()),n.calcTransformMatrix()));var r=i.inverted&&n.inverted;return r&&(i.inverted=n.inverted=!1),new A.Group([i],{clipPath:n,inverted:r})},hasStyleChanged:function(t,e,i){return i=i||!1,t.fill!==e.fill||t.stroke!==e.stroke||t.strokeWidth!==e.strokeWidth||t.fontSize!==e.fontSize||t.fontFamily!==e.fontFamily||t.fontWeight!==e.fontWeight||t.fontStyle!==e.fontStyle||t.textBackgroundColor!==e.textBackgroundColor||t.deltaY!==e.deltaY||i&&(t.overline!==e.overline||t.underline!==e.underline||t.linethrough!==e.linethrough)},stylesToArray:function(t,e){t=A.util.object.clone(t,!0);for(var i=e.split("\n"),n=-1,r={},o=[],s=0;s<i.length;s++)if(t[s])for(var a=0;a<i[s].length;a++){n++;var h=t[s][a];h&&Object.keys(h).length>0&&(A.util.hasStyleChanged(r,h,!0)?o.push({start:n,end:n+1,style:h}):o[o.length-1].end++),r=h||{}}else n+=i[s].length;return o},stylesFromArray:function(t,e){if(!Array.isArray(t))return t;for(var i=e.split("\n"),n=-1,r=0,o={},s=0;s<i.length;s++)for(var a=0;a<i[s].length;a++)n++,t[r]&&t[r].start<=n&&n<t[r].end&&(o[s]=o[s]||{},o[s][a]=Object.assign({},t[r].style),n===t[r].end-1&&r++);return o}},function(){var t=Array.prototype.join,e={m:2,l:2,h:1,v:1,c:6,s:4,q:4,t:2,a:7},i={m:"l",M:"L"};function n(t,e,i,n,r,o,s,a,h,c,l){var u=A.util.cos(t),f=A.util.sin(t),d=A.util.cos(e),p=A.util.sin(e),g=i*r*d-n*o*p+s,m=n*r*d+i*o*p+a;return["C",c+h*(-i*r*f-n*o*u),l+h*(-n*r*f+i*o*u),g+h*(i*r*p+n*o*d),m+h*(n*r*p-i*o*d),g,m]}function r(t,e,i,n){var r=Math.atan2(e,t),o=Math.atan2(n,i);return o>=r?o-r:2*Math.PI-(r-o)}function o(t,e,i){for(var o=i[1],s=i[2],a=i[3],h=i[4],c=i[5],l=function(t,e,i,o,s,a,h){var c=Math.PI,l=h*c/180,u=A.util.sin(l),f=A.util.cos(l),d=0,p=0,g=-f*t*.5-u*e*.5,m=-f*e*.5+u*t*.5,v=(i=Math.abs(i))*i,y=(o=Math.abs(o))*o,b=m*m,w=g*g,x=v*y-v*b-y*w,_=0;if(x<0){var S=Math.sqrt(1-x/(v*y));i*=S,o*=S}else _=(s===a?-1:1)*Math.sqrt(x/(v*b+y*w));var C=_*i*m/o,L=-_*o*g/i,P=f*C-u*L+.5*t,T=u*C+f*L+.5*e,O=r(1,0,(g-C)/i,(m-L)/o),k=r((g-C)/i,(m-L)/o,(-g-C)/i,(-m-L)/o);0===a&&k>0?k-=2*c:1===a&&k<0&&(k+=2*c);for(var N=Math.ceil(Math.abs(k/c*2)),j=[],F=k/N,E=8/3*Math.sin(F/4)*Math.sin(F/4)/Math.sin(F/2),I=O+F,M=0;M<N;M++)j[M]=n(O,I,f,u,i,o,P,T,E,d,p),d=j[M][5],p=j[M][6],O=I,I+=F;return j}(i[6]-t,i[7]-e,o,s,h,c,a),u=0,f=l.length;u<f;u++)l[u][1]+=t,l[u][2]+=e,l[u][3]+=t,l[u][4]+=e,l[u][5]+=t,l[u][6]+=e;return l}function s(t,e,i,n){return Math.sqrt((i-t)*(i-t)+(n-e)*(n-e))}function a(t,e,i,n,r,o,s,a){return function(h){var c,l=(c=h)*c*c,u=function(t){return 3*t*t*(1-t)}(h),f=function(t){return 3*t*(1-t)*(1-t)}(h),d=function(t){return(1-t)*(1-t)*(1-t)}(h);return{x:s*l+r*u+i*f+t*d,y:a*l+o*u+n*f+e*d}}}function h(t,e,i,n,r,o,s,a){return function(h){var c=1-h,l=3*c*c*(i-t)+6*c*h*(r-i)+3*h*h*(s-r),u=3*c*c*(n-e)+6*c*h*(o-n)+3*h*h*(a-o);return Math.atan2(u,l)}}function c(t,e,i,n,r,o){return function(s){var a,h=(a=s)*a,c=function(t){return 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t.map((function(t){return t.join(" ")})).join(" ")},A.util.parsePath=function(t){var n,r,o,s,a,h=[],c=[],l=A.rePathCommand,u="[-+]?(?:\\d*\\.\\d+|\\d+\\.?)(?:[eE][-+]?\\d+)?\\s*",f="("+u+")"+A.commaWsp,d="([01])"+A.commaWsp+"?",p=new RegExp(f+"?"+f+"?"+f+d+d+f+"?("+u+")","g");if(!t||!t.match)return h;for(var g,m=0,v=(a=t.match(/[mzlhvcsqta][^mzlhvcsqta]*/gi)).length;m<v;m++){s=(n=a[m]).slice(1).trim(),c.length=0;var y=n.charAt(0);if(g=[y],"a"===y.toLowerCase())for(var b;b=p.exec(s);)for(var w=1;w<b.length;w++)c.push(b[w]);else for(;o=l.exec(s);)c.push(o[0]);w=0;for(var x=c.length;w<x;w++)r=parseFloat(c[w]),isNaN(r)||g.push(r);var _=e[y.toLowerCase()],S=i[y]||y;if(g.length-1>_)for(var C=1,L=g.length;C<L;C+=_)h.push([y].concat(g.slice(C,C+_))),y=S;else h.push(g)}return h},A.util.makePathSimpler=function(t){var e,i,n,r,s,a,h=0,c=0,l=t.length,u=0,f=0,d=[];for(i=0;i<l;++i){switch(n=!1,(e=t[i].slice(0))[0]){case"l":e[0]="L",e[1]+=h,e[2]+=c;case"L":h=e[1],c=e[2];break;case"h":e[1]+=h;case"H":e[0]="L",e[2]=c,h=e[1];break;case"v":e[1]+=c;case"V":e[0]="L",c=e[1],e[1]=h,e[2]=c;break;case"m":e[0]="M",e[1]+=h,e[2]+=c;case"M":h=e[1],c=e[2],u=e[1],f=e[2];break;case"c":e[0]="C",e[1]+=h,e[2]+=c,e[3]+=h,e[4]+=c,e[5]+=h,e[6]+=c;case"C":s=e[3],a=e[4],h=e[5],c=e[6];break;case"s":e[0]="S",e[1]+=h,e[2]+=c,e[3]+=h,e[4]+=c;case"S":"C"===r?(s=2*h-s,a=2*c-a):(s=h,a=c),h=e[3],c=e[4],e[0]="C",e[5]=e[3],e[6]=e[4],e[3]=e[1],e[4]=e[2],e[1]=s,e[2]=a,s=e[3],a=e[4];break;case"q":e[0]="Q",e[1]+=h,e[2]+=c,e[3]+=h,e[4]+=c;case"Q":s=e[1],a=e[2],h=e[3],c=e[4];break;case"t":e[0]="T",e[1]+=h,e[2]+=c;case"T":"Q"===r?(s=2*h-s,a=2*c-a):(s=h,a=c),e[0]="Q",h=e[1],c=e[2],e[1]=s,e[2]=a,e[3]=h,e[4]=c;break;case"a":e[0]="A",e[6]+=h,e[7]+=c;case"A":n=!0,d=d.concat(o(h,c,e)),h=e[6],c=e[7];break;case"z":case"Z":h=u,c=f}n||d.push(e),r=e[0]}return d},A.util.getSmoothPathFromPoints=function(t,e){var i,n=[],r=new A.Point(t[0].x,t[0].y),o=new A.Point(t[1].x,t[1].y),s=t.length,a=1,h=0,c=s>2;for(e=e||0,c&&(a=t[2].x<o.x?-1:t[2].x===o.x?0:1,h=t[2].y<o.y?-1:t[2].y===o.y?0:1),n.push(["M",r.x-a*e,r.y-h*e]),i=1;i<s;i++){if(!r.eq(o)){var l=r.midPointFrom(o);n.push(["Q",r.x,r.y,l.x,l.y])}r=t[i],i+1<t.length&&(o=t[i+1])}return c&&(a=r.x>t[i-2].x?1:r.x===t[i-2].x?0:-1,h=r.y>t[i-2].y?1:r.y===t[i-2].y?0:-1),n.push(["L",r.x+a*e,r.y+h*e]),n},A.util.getPathSegmentsInfo=f,A.util.getBoundsOfCurve=function(e,i,n,r,o,s,a,h){var c;if(A.cachesBoundsOfCurve&&(c=t.call(arguments),A.boundsOfCurveCache[c]))return A.boundsOfCurveCache[c];var l,u,f,d,p,g,m,v,y=Math.sqrt,b=Math.min,w=Math.max,x=Math.abs,_=[],S=[[],[]];u=6*e-12*n+6*o,l=-3*e+9*n-9*o+3*a,f=3*n-3*e;for(var C=0;C<2;++C)if(C>0&&(u=6*i-12*r+6*s,l=-3*i+9*r-9*s+3*h,f=3*r-3*i),x(l)<1e-12){if(x(u)<1e-12)continue;0<(d=-f/u)&&d<1&&_.push(d)}else(m=u*u-4*f*l)<0||(0<(p=(-u+(v=y(m)))/(2*l))&&p<1&&_.push(p),0<(g=(-u-v)/(2*l))&&g<1&&_.push(g));for(var L,P,T,O=_.length,k=O;O--;)L=(T=1-(d=_[O]))*T*T*e+3*T*T*d*n+3*T*d*d*o+d*d*d*a,S[0][O]=L,P=T*T*T*i+3*T*T*d*r+3*T*d*d*s+d*d*d*h,S[1][O]=P;S[0][k]=e,S[1][k]=i,S[0][k+1]=a,S[1][k+1]=h;var N=[{x:b.apply(null,S[0]),y:b.apply(null,S[1])},{x:w.apply(null,S[0]),y:w.apply(null,S[1])}];return A.cachesBoundsOfCurve&&(A.boundsOfCurveCache[c]=N),N},A.util.getPointOnPath=function(t,e,i){i||(i=f(t));for(var n=0;e-i[n].length>0&&n<i.length-2;)e-=i[n].length,n++;var r,o=i[n],a=e/o.length,h=o.command,c=t[n];switch(h){case"M":return{x:o.x,y:o.y,angle:0};case"Z":case"z":return(r=new A.Point(o.x,o.y).lerp(new A.Point(o.destX,o.destY),a)).angle=Math.atan2(o.destY-o.y,o.destX-o.x),r;case"L":return(r=new A.Point(o.x,o.y).lerp(new A.Point(c[1],c[2]),a)).angle=Math.atan2(c[2]-o.y,c[1]-o.x),r;case"C":case"Q":return function(t,e){for(var i,n,r,o=0,a=0,h=t.iterator,c={x:t.x,y:t.y},l=.01,u=t.angleFinder;a<e&&l>1e-4;)i=h(o),r=o,(n=s(c.x,c.y,i.x,i.y))+a>e?(o-=l,l/=2):(c=i,o+=l,a+=n);return i.angle=u(r),i}(o,e)}},A.util.transformPath=function(t,e,i){return i&&(e=A.util.multiplyTransformMatrices(e,[1,0,0,1,-i.x,-i.y])),t.map((function(t){for(var i=t.slice(0),n={},r=1;r<t.length-1;r+=2)n.x=t[r],n.y=t[r+1],n=A.util.transformPoint(n,e),i[r]=n.x,i[r+1]=n.y;return i}))}}(),function(){var t=Array.prototype.slice;function e(t,e,i){if(t&&0!==t.length){var n=t.length-1,r=e?t[n][e]:t[n];if(e)for(;n--;)i(t[n][e],r)&&(r=t[n][e]);else for(;n--;)i(t[n],r)&&(r=t[n]);return r}}A.util.array={fill:function(t,e){for(var i=t.length;i--;)t[i]=e;return t},invoke:function(e,i){for(var n=t.call(arguments,2),r=[],o=0,s=e.length;o<s;o++)r[o]=n.length?e[o][i].apply(e[o],n):e[o][i].call(e[o]);return r},min:function(t,i){return e(t,i,(function(t,e){return t<e}))},max:function(t,i){return e(t,i,(function(t,e){return t>=e}))}}}(),function(){function t(e,i,n){if(n)if(!A.isLikelyNode&&i instanceof Element)e=i;else if(i instanceof Array){e=[];for(var r=0,o=i.length;r<o;r++)e[r]=t({},i[r],n)}else if(i&&"object"==typeof i)for(var s in i)"canvas"===s||"group"===s?e[s]=null:i.hasOwnProperty(s)&&(e[s]=t({},i[s],n));else e=i;else for(var s in i)e[s]=i[s];return e}A.util.object={extend:t,clone:function(e,i){return t({},e,i)}},A.util.object.extend(A.util,A.Observable)}(),function(){function t(t,e){var i=t.charCodeAt(e);if(isNaN(i))return"";if(i<55296||i>57343)return t.charAt(e);if(55296<=i&&i<=56319){if(t.length<=e+1)throw"High surrogate without following low surrogate";var n=t.charCodeAt(e+1);if(56320>n||n>57343)throw"High surrogate without following low surrogate";return t.charAt(e)+t.charAt(e+1)}if(0===e)throw"Low surrogate without preceding high surrogate";var r=t.charCodeAt(e-1);if(55296>r||r>56319)throw"Low surrogate without preceding high surrogate";return!1}A.util.string={camelize:function(t){return t.replace(/-+(.)?/g,(function(t,e){return e?e.toUpperCase():""}))},capitalize:function(t,e){return t.charAt(0).toUpperCase()+(e?t.slice(1):t.slice(1).toLowerCase())},escapeXml:function(t){return t.replace(/&/g,"&amp;").replace(/"/g,"&quot;").replace(/'/g,"&apos;").replace(/</g,"&lt;").replace(/>/g,"&gt;")},graphemeSplit:function(e){var i,n=0,r=[];for(n=0;n<e.length;n++)!1!==(i=t(e,n))&&r.push(i);return r}}}(),function(){var t=Array.prototype.slice,e=function(){},i=function(){for(var t in{toString:1})if("toString"===t)return!1;return!0}(),n=function(t,e,n){for(var r in e)r in t.prototype&&"function"==typeof t.prototype[r]&&(e[r]+"").indexOf("callSuper")>-1?t.prototype[r]=function(t){return function(){var i=this.constructor.superclass;this.constructor.superclass=n;var r=e[t].apply(this,arguments);if(this.constructor.superclass=i,"initialize"!==t)return r}}(r):t.prototype[r]=e[r],i&&(e.toString!==Object.prototype.toString&&(t.prototype.toString=e.toString),e.valueOf!==Object.prototype.valueOf&&(t.prototype.valueOf=e.valueOf))};function r(){}function o(e){for(var i=null,n=this;n.constructor.superclass;){var r=n.constructor.superclass.prototype[e];if(n[e]!==r){i=r;break}n=n.constructor.superclass.prototype}return i?arguments.length>1?i.apply(this,t.call(arguments,1)):i.call(this):console.log("tried to callSuper "+e+", method not found in prototype chain",this)}A.util.createClass=function(){var i=null,s=t.call(arguments,0);function a(){this.initialize.apply(this,arguments)}"function"==typeof s[0]&&(i=s.shift()),a.superclass=i,a.subclasses=[],i&&(r.prototype=i.prototype,a.prototype=new r,i.subclasses.push(a));for(var h=0,c=s.length;h<c;h++)n(a,s[h],i);return a.prototype.initialize||(a.prototype.initialize=e),a.prototype.constructor=a,a.prototype.callSuper=o,a}}(),c=!!A.document.createElement("div").attachEvent,l=["touchstart","touchmove","touchend"],A.util.addListener=function(t,e,i,n){t&&t.addEventListener(e,i,!c&&n)},A.util.removeListener=function(t,e,i,n){t&&t.removeEventListener(e,i,!c&&n)},A.util.getPointer=function(t){var e=t.target,i=A.util.getScrollLeftTop(e),n=function(t){var e=t.changedTouches;return e&&e[0]?e[0]:t}(t);return{x:n.clientX+i.left,y:n.clientY+i.top}},A.util.isTouchEvent=function(t){return l.indexOf(t.type)>-1||"touch"===t.pointerType},f="string"==typeof(u=A.document.createElement("div")).style.opacity,d="string"==typeof u.style.filter,p=/alpha\s*\(\s*opacity\s*=\s*([^\)]+)\)/,g=function(t){return t},f?g=function(t,e){return t.style.opacity=e,t}:d&&(g=function(t,e){var i=t.style;return t.currentStyle&&!t.currentStyle.hasLayout&&(i.zoom=1),p.test(i.filter)?(e=e>=.9999?"":"alpha(opacity="+100*e+")",i.filter=i.filter.replace(p,e)):i.filter+=" alpha(opacity="+100*e+")",t}),A.util.setStyle=function(t,e){var i=t.style;if(!i)return t;if("string"==typeof e)return t.style.cssText+=";"+e,e.indexOf("opacity")>-1?g(t,e.match(/opacity:\s*(\d?\.?\d*)/)[1]):t;for(var n in e)if("opacity"===n)g(t,e[n]);else{var r="float"===n||"cssFloat"===n?void 0===i.styleFloat?"cssFloat":"styleFloat":n;i.setProperty(r,e[n])}return t},function(){var t,e,i,n,r=Array.prototype.slice,o=function(t){return r.call(t,0)};try{t=o(A.document.childNodes)instanceof Array}catch(t){}function s(t,e){var i=A.document.createElement(t);for(var n in e)"class"===n?i.className=e[n]:"for"===n?i.htmlFor=e[n]:i.setAttribute(n,e[n]);return i}function a(t){for(var e=0,i=0,n=A.document.documentElement,r=A.document.body||{scrollLeft:0,scrollTop:0};t&&(t.parentNode||t.host)&&((t=t.parentNode||t.host)===A.document?(e=r.scrollLeft||n.scrollLeft||0,i=r.scrollTop||n.scrollTop||0):(e+=t.scrollLeft||0,i+=t.scrollTop||0),1!==t.nodeType||"fixed"!==t.style.position););return{left:e,top:i}}t||(o=function(t){for(var e=new Array(t.length),i=t.length;i--;)e[i]=t[i];return e}),e=A.document.defaultView&&A.document.defaultView.getComputedStyle?function(t,e){var i=A.document.defaultView.getComputedStyle(t,null);return i?i[e]:void 0}:function(t,e){var i=t.style[e];return!i&&t.currentStyle&&(i=t.currentStyle[e]),i},i=A.document.documentElement.style,n="userSelect"in i?"userSelect":"MozUserSelect"in i?"MozUserSelect":"WebkitUserSelect"in i?"WebkitUserSelect":"KhtmlUserSelect"in i?"KhtmlUserSelect":"",A.util.makeElementUnselectable=function(t){return void 0!==t.onselectstart&&(t.onselectstart=A.util.falseFunction),n?t.style[n]="none":"string"==typeof t.unselectable&&(t.unselectable="on"),t},A.util.makeElementSelectable=function(t){return void 0!==t.onselectstart&&(t.onselectstart=null),n?t.style[n]="":"string"==typeof t.unselectable&&(t.unselectable=""),t},A.util.setImageSmoothing=function(t,e){t.imageSmoothingEnabled=t.imageSmoothingEnabled||t.webkitImageSmoothingEnabled||t.mozImageSmoothingEnabled||t.msImageSmoothingEnabled||t.oImageSmoothingEnabled,t.imageSmoothingEnabled=e},A.util.getById=function(t){return"string"==typeof t?A.document.getElementById(t):t},A.util.toArray=o,A.util.addClass=function(t,e){t&&-1===(" "+t.className+" ").indexOf(" "+e+" ")&&(t.className+=(t.className?" ":"")+e)},A.util.makeElement=s,A.util.wrapElement=function(t,e,i){return"string"==typeof e&&(e=s(e,i)),t.parentNode&&t.parentNode.replaceChild(e,t),e.appendChild(t),e},A.util.getScrollLeftTop=a,A.util.getElementOffset=function(t){var i,n,r=t&&t.ownerDocument,o={left:0,top:0},s={left:0,top:0},h={borderLeftWidth:"left",borderTopWidth:"top",paddingLeft:"left",paddingTop:"top"};if(!r)return s;for(var c in h)s[h[c]]+=parseInt(e(t,c),10)||0;return i=r.documentElement,void 0!==t.getBoundingClientRect&&(o=t.getBoundingClientRect()),n=a(t),{left:o.left+n.left-(i.clientLeft||0)+s.left,top:o.top+n.top-(i.clientTop||0)+s.top}},A.util.getNodeCanvas=function(t){var e=A.jsdomImplForWrapper(t);return e._canvas||e._image},A.util.cleanUpJsdomNode=function(t){if(A.isLikelyNode){var e=A.jsdomImplForWrapper(t);e&&(e._image=null,e._canvas=null,e._currentSrc=null,e._attributes=null,e._classList=null)}}}(),function(){function t(){}A.util.request=function(e,i){i||(i={});var n=i.method?i.method.toUpperCase():"GET",r=i.onComplete||function(){},o=new A.window.XMLHttpRequest,s=i.body||i.parameters;return o.onreadystatechange=function(){4===o.readyState&&(r(o),o.onreadystatechange=t)},"GET"===n&&(s=null,"string"==typeof i.parameters&&(e=function(t,e){return t+(/\?/.test(t)?"&":"?")+e}(e,i.parameters))),o.open(n,e,!0),"POST"!==n&&"PUT"!==n||o.setRequestHeader("Content-Type","application/x-www-form-urlencoded"),o.send(s),o}}(),A.log=console.log,A.warn=console.warn,function(){var t=A.util.object.extend,e=A.util.object.clone,i=[];function n(){return!1}function r(t,e,i,n){return-i*Math.cos(t/n*(Math.PI/2))+i+e}A.util.object.extend(i,{cancelAll:function(){var t=this.splice(0);return t.forEach((function(t){t.cancel()})),t},cancelByCanvas:function(t){if(!t)return[];var e=this.filter((function(e){return"object"==typeof e.target&&e.target.canvas===t}));return e.forEach((function(t){t.cancel()})),e},cancelByTarget:function(t){var e=this.findAnimationsByTarget(t);return e.forEach((function(t){t.cancel()})),e},findAnimationIndex:function(t){return this.indexOf(this.findAnimation(t))},findAnimation:function(t){return this.find((function(e){return e.cancel===t}))},findAnimationsByTarget:function(t){return t?this.filter((function(e){return e.target===t})):[]}});var o=A.window.requestAnimationFrame||A.window.webkitRequestAnimationFrame||A.window.mozRequestAnimationFrame||A.window.oRequestAnimationFrame||A.window.msRequestAnimationFrame||function(t){return A.window.setTimeout(t,1e3/60)},s=A.window.cancelAnimationFrame||A.window.clearTimeout;function a(){return o.apply(A.window,arguments)}A.util.animate=function(i){i||(i={});var o,s=!1,h=function(){var t=A.runningAnimations.indexOf(o);return t>-1&&A.runningAnimations.splice(t,1)[0]};return o=t(e(i),{cancel:function(){return s=!0,h()},currentValue:"startValue"in i?i.startValue:0,completionRate:0,durationRate:0}),A.runningAnimations.push(o),a((function(t){var e,c=t||+new Date,l=i.duration||500,u=c+l,f=i.onChange||n,d=i.abort||n,p=i.onComplete||n,g=i.easing||r,m="startValue"in i&&i.startValue.length>0,v="startValue"in i?i.startValue:0,y="endValue"in i?i.endValue:100,b=i.byValue||(m?v.map((function(t,e){return y[e]-v[e]})):y-v);i.onStart&&i.onStart(),function t(i){var n=(e=i||+new Date)>u?l:e-c,r=n/l,w=m?v.map((function(t,e){return g(n,v[e],b[e],l)})):g(n,v,b,l),x=m?Math.abs((w[0]-v[0])/b[0]):Math.abs((w-v)/b);if(o.currentValue=m?w.slice():w,o.completionRate=x,o.durationRate=r,!s){if(!d(w,x,r))return e>u?(o.currentValue=m?y.slice():y,o.completionRate=1,o.durationRate=1,f(m?y.slice():y,1,1),p(y,1,1),void h()):(f(w,x,r),void a(t));h()}}(c)})),o.cancel},A.util.requestAnimFrame=a,A.util.cancelAnimFrame=function(){return s.apply(A.window,arguments)},A.runningAnimations=i}(),function(){function t(t,e,i){var n="rgba("+parseInt(t[0]+i*(e[0]-t[0]),10)+","+parseInt(t[1]+i*(e[1]-t[1]),10)+","+parseInt(t[2]+i*(e[2]-t[2]),10);return(n+=","+(t&&e?parseFloat(t[3]+i*(e[3]-t[3])):1))+")"}A.util.animateColor=function(e,i,n,r){var o=new A.Color(e).getSource(),s=new A.Color(i).getSource(),a=r.onComplete,h=r.onChange;return r=r||{},A.util.animate(A.util.object.extend(r,{duration:n||500,startValue:o,endValue:s,byValue:s,easing:function(e,i,n,o){return t(i,n,r.colorEasing?r.colorEasing(e,o):1-Math.cos(e/o*(Math.PI/2)))},onComplete:function(e,i,n){if(a)return a(t(s,s,0),i,n)},onChange:function(e,i,n){if(h){if(Array.isArray(e))return h(t(e,e,0),i,n);h(e,i,n)}}}))}}(),function(){function t(t,e,i,n){return t<Math.abs(e)?(t=e,n=i/4):n=0===e&&0===t?i/(2*Math.PI)*Math.asin(1):i/(2*Math.PI)*Math.asin(e/t),{a:t,c:e,p:i,s:n}}function e(t,e,i){return t.a*Math.pow(2,10*(e-=1))*Math.sin((e*i-t.s)*(2*Math.PI)/t.p)}function i(t,e,i,r){return i-n(r-t,0,i,r)+e}function n(t,e,i,n){return(t/=n)<1/2.75?i*(7.5625*t*t)+e:t<2/2.75?i*(7.5625*(t-=1.5/2.75)*t+.75)+e:t<2.5/2.75?i*(7.5625*(t-=2.25/2.75)*t+.9375)+e:i*(7.5625*(t-=2.625/2.75)*t+.984375)+e}A.util.ease={easeInQuad:function(t,e,i,n){return i*(t/=n)*t+e},easeOutQuad:function(t,e,i,n){return-i*(t/=n)*(t-2)+e},easeInOutQuad:function(t,e,i,n){return(t/=n/2)<1?i/2*t*t+e:-i/2*(--t*(t-2)-1)+e},easeInCubic:function(t,e,i,n){return i*(t/=n)*t*t+e},easeOutCubic:function(t,e,i,n){return i*((t=t/n-1)*t*t+1)+e},easeInOutCubic:function(t,e,i,n){return(t/=n/2)<1?i/2*t*t*t+e:i/2*((t-=2)*t*t+2)+e},easeInQuart:function(t,e,i,n){return i*(t/=n)*t*t*t+e},easeOutQuart:function(t,e,i,n){return-i*((t=t/n-1)*t*t*t-1)+e},easeInOutQuart:function(t,e,i,n){return(t/=n/2)<1?i/2*t*t*t*t+e:-i/2*((t-=2)*t*t*t-2)+e},easeInQuint:function(t,e,i,n){return i*(t/=n)*t*t*t*t+e},easeOutQuint:function(t,e,i,n){return i*((t=t/n-1)*t*t*t*t+1)+e},easeInOutQuint:function(t,e,i,n){return(t/=n/2)<1?i/2*t*t*t*t*t+e:i/2*((t-=2)*t*t*t*t+2)+e},easeInSine:function(t,e,i,n){return-i*Math.cos(t/n*(Math.PI/2))+i+e},easeOutSine:function(t,e,i,n){return i*Math.sin(t/n*(Math.PI/2))+e},easeInOutSine:function(t,e,i,n){return-i/2*(Math.cos(Math.PI*t/n)-1)+e},easeInExpo:function(t,e,i,n){return 0===t?e:i*Math.pow(2,10*(t/n-1))+e},easeOutExpo:function(t,e,i,n){return t===n?e+i:i*(1-Math.pow(2,-10*t/n))+e},easeInOutExpo:function(t,e,i,n){return 0===t?e:t===n?e+i:(t/=n/2)<1?i/2*Math.pow(2,10*(t-1))+e:i/2*(2-Math.pow(2,-10*--t))+e},easeInCirc:function(t,e,i,n){return-i*(Math.sqrt(1-(t/=n)*t)-1)+e},easeOutCirc:function(t,e,i,n){return i*Math.sqrt(1-(t=t/n-1)*t)+e},easeInOutCirc:function(t,e,i,n){return(t/=n/2)<1?-i/2*(Math.sqrt(1-t*t)-1)+e:i/2*(Math.sqrt(1-(t-=2)*t)+1)+e},easeInElastic:function(i,n,r,o){var s=0;return 0===i?n:1==(i/=o)?n+r:(s||(s=.3*o),-e(t(r,r,s,1.70158),i,o)+n)},easeOutElastic:function(e,i,n,r){var o=0;if(0===e)return i;if(1==(e/=r))return i+n;o||(o=.3*r);var s=t(n,n,o,1.70158);return s.a*Math.pow(2,-10*e)*Math.sin((e*r-s.s)*(2*Math.PI)/s.p)+s.c+i},easeInOutElastic:function(i,n,r,o){var s=0;if(0===i)return n;if(2==(i/=o/2))return n+r;s||(s=o*(.3*1.5));var a=t(r,r,s,1.70158);return i<1?-.5*e(a,i,o)+n:a.a*Math.pow(2,-10*(i-=1))*Math.sin((i*o-a.s)*(2*Math.PI)/a.p)*.5+a.c+n},easeInBack:function(t,e,i,n,r){return void 0===r&&(r=1.70158),i*(t/=n)*t*((r+1)*t-r)+e},easeOutBack:function(t,e,i,n,r){return void 0===r&&(r=1.70158),i*((t=t/n-1)*t*((r+1)*t+r)+1)+e},easeInOutBack:function(t,e,i,n,r){return void 0===r&&(r=1.70158),(t/=n/2)<1?i/2*(t*t*((1+(r*=1.525))*t-r))+e:i/2*((t-=2)*t*((1+(r*=1.525))*t+r)+2)+e},easeInBounce:i,easeOutBounce:n,easeInOutBounce:function(t,e,r,o){return t<o/2?.5*i(2*t,0,r,o)+e:.5*n(2*t-o,0,r,o)+.5*r+e}}}(),function(t){"use strict";var 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h.points.length>0&&(h.status="Intersection"),h},e.Intersection.intersectPolygonPolygon=function(t,e){var n,r=new i,o=t.length;for(n=0;n<o;n++){var s=t[n],a=t[(n+1)%o],h=i.intersectLinePolygon(s,a,e);r.appendPoints(h.points)}return r.points.length>0&&(r.status="Intersection"),r},e.Intersection.intersectPolygonRectangle=function(t,n,r){var o=n.min(r),s=n.max(r),a=new e.Point(s.x,o.y),h=new e.Point(o.x,s.y),c=i.intersectLinePolygon(o,a,t),l=i.intersectLinePolygon(a,s,t),u=i.intersectLinePolygon(s,h,t),f=i.intersectLinePolygon(h,o,t),d=new i;return d.appendPoints(c.points),d.appendPoints(l.points),d.appendPoints(u.points),d.appendPoints(f.points),d.points.length>0&&(d.status="Intersection"),d})}(e),function(t){"use strict";var e=t.fabric||(t.fabric={});function i(t){t?this._tryParsingColor(t):this.setSource([0,0,0,1])}function n(t,e,i){return i<0&&(i+=1),i>1&&(i-=1),i<1/6?t+6*(e-t)*i:i<.5?e:i<2/3?t+(e-t)*(2/3-i)*6:t}e.Color?e.warn("fabric.Color is already defined."):(e.Color=i,e.Color.prototype={_tryParsingColor:function(t){var e;t in i.colorNameMap&&(t=i.colorNameMap[t]),"transparent"===t&&(e=[255,255,255,0]),e||(e=i.sourceFromHex(t)),e||(e=i.sourceFromRgb(t)),e||(e=i.sourceFromHsl(t)),e||(e=[0,0,0,1]),e&&this.setSource(e)},_rgbToHsl:function(t,i,n){t/=255,i/=255,n/=255;var r,o,s,a=e.util.array.max([t,i,n]),h=e.util.array.min([t,i,n]);if(s=(a+h)/2,a===h)r=o=0;else{var c=a-h;switch(o=s>.5?c/(2-a-h):c/(a+h),a){case t:r=(i-n)/c+(i<n?6:0);break;case i:r=(n-t)/c+2;break;case n:r=(t-i)/c+4}r/=6}return[Math.round(360*r),Math.round(100*o),Math.round(100*s)]},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]+")"},toHsl:function(){var t=this.getSource(),e=this._rgbToHsl(t[0],t[1],t[2]);return"hsl("+e[0]+","+e[1]+"%,"+e[2]+"%)"},toHsla:function(){var t=this.getSource(),e=this._rgbToHsl(t[0],t[1],t[2]);return"hsla("+e[0]+","+e[1]+"%,"+e[2]+"%,"+t[3]+")"},toHex:function(){var t,e,i,n=this.getSource();return t=1===(t=n[0].toString(16)).length?"0"+t:t,e=1===(e=n[1].toString(16)).length?"0"+e:e,i=1===(i=n[2].toString(16)).length?"0"+i:i,t.toUpperCase()+e.toUpperCase()+i.toUpperCase()},toHexa:function(){var t,e=this.getSource();return t=1===(t=(t=Math.round(255*e[3])).toString(16)).length?"0"+t:t,this.toHex()+t.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 i||(t=new i(t));var e,n=[],r=this.getAlpha(),o=this.getSource(),s=t.getSource();for(e=0;e<3;e++)n.push(Math.round(.5*o[e]+.5*s[e]));return n[3]=r,this.setSource(n),this}},e.Color.reRGBa=/^rgba?\(\s*(\d{1,3}(?:\.\d+)?\%?)\s*,\s*(\d{1,3}(?:\.\d+)?\%?)\s*,\s*(\d{1,3}(?:\.\d+)?\%?)\s*(?:\s*,\s*((?:\d*\.?\d+)?)\s*)?\)$/i,e.Color.reHSLa=/^hsla?\(\s*(\d{1,3})\s*,\s*(\d{1,3}\%)\s*,\s*(\d{1,3}\%)\s*(?:\s*,\s*(\d+(?:\.\d+)?)\s*)?\)$/i,e.Color.reHex=/^#?([0-9a-f]{8}|[0-9a-f]{6}|[0-9a-f]{4}|[0-9a-f]{3})$/i,e.Color.colorNameMap={aliceblue:"#F0F8FF",antiquewhite:"#FAEBD7",aqua:"#00FFFF",aquamarine:"#7FFFD4",azure:"#F0FFFF",beige:"#F5F5DC",bisque:"#FFE4C4",black:"#000000",blanchedalmond:"#FFEBCD",blue:"#0000FF",blueviolet:"#8A2BE2",brown:"#A52A2A",burlywood:"#DEB887",cadetblue:"#5F9EA0",chartreuse:"#7FFF00",chocolate:"#D2691E",coral:"#FF7F50",cornflowerblue:"#6495ED",cornsilk:"#FFF8DC",crimson:"#DC143C",cyan:"#00FFFF",darkblue:"#00008B",darkcyan:"#008B8B",darkgoldenrod:"#B8860B",darkgray:"#A9A9A9",darkgrey:"#A9A9A9",darkgreen:"#006400",darkkhaki:"#BDB76B",darkmagenta:"#8B008B",darkolivegreen:"#556B2F",darkorange:"#FF8C00",darkorchid:"#9932CC",darkred:"#8B0000",darksalmon:"#E9967A",darkseagreen:"#8FBC8F",darkslateblue:"#483D8B",darkslategray:"#2F4F4F",darkslategrey:"#2F4F4F",darkturquoise:"#00CED1",darkviolet:"#9400D3",deeppink:"#FF1493",deepskyblue:"#00BFFF",dimgray:"#696969",dimgrey:"#696969",dodgerblue:"#1E90FF",firebrick:"#B22222",floralwhite:"#FFFAF0",forestgreen:"#228B22",fuchsia:"#FF00FF",gainsboro:"#DCDCDC",ghostwhite:"#F8F8FF",gold:"#FFD700",goldenrod:"#DAA520",gray:"#808080",grey:"#808080",green:"#008000",greenyellow:"#ADFF2F",honeydew:"#F0FFF0",hotpink:"#FF69B4",indianred:"#CD5C5C",indigo:"#4B0082",ivory:"#FFFFF0",khaki:"#F0E68C",lavender:"#E6E6FA",lavenderblush:"#FFF0F5",lawngreen:"#7CFC00",lemonchiffon:"#FFFACD",lightblue:"#ADD8E6",lightcoral:"#F08080",lightcyan:"#E0FFFF",lightgoldenrodyellow:"#FAFAD2",lightgray:"#D3D3D3",lightgrey:"#D3D3D3",lightgreen:"#90EE90",lightpink:"#FFB6C1",lightsalmon:"#FFA07A",lightseagreen:"#20B2AA",lightskyblue:"#87CEFA",lightslategray:"#778899",lightslategrey:"#778899",lightsteelblue:"#B0C4DE",lightyellow:"#FFFFE0",lime:"#00FF00",limegreen:"#32CD32",linen:"#FAF0E6",magenta:"#FF00FF",maroon:"#800000",mediumaquamarine:"#66CDAA",mediumblue:"#0000CD",mediumorchid:"#BA55D3",mediumpurple:"#9370DB",mediumseagreen:"#3CB371",mediumslateblue:"#7B68EE",mediumspringgreen:"#00FA9A",mediumturquoise:"#48D1CC",mediumvioletred:"#C71585",midnightblue:"#191970",mintcream:"#F5FFFA",mistyrose:"#FFE4E1",moccasin:"#FFE4B5",navajowhite:"#FFDEAD",navy:"#000080",oldlace:"#FDF5E6",olive:"#808000",olivedrab:"#6B8E23",orange:"#FFA500",orangered:"#FF4500",orchid:"#DA70D6",palegoldenrod:"#EEE8AA",palegreen:"#98FB98",paleturquoise:"#AFEEEE",palevioletred:"#DB7093",papayawhip:"#FFEFD5",peachpuff:"#FFDAB9",peru:"#CD853F",pink:"#FFC0CB",plum:"#DDA0DD",powderblue:"#B0E0E6",purple:"#800080",rebeccapurple:"#663399",red:"#FF0000",rosybrown:"#BC8F8F",royalblue:"#4169E1",saddlebrown:"#8B4513",salmon:"#FA8072",sandybrown:"#F4A460",seagreen:"#2E8B57",seashell:"#FFF5EE",sienna:"#A0522D",silver:"#C0C0C0",skyblue:"#87CEEB",slateblue:"#6A5ACD",slategray:"#708090",slategrey:"#708090",snow:"#FFFAFA",springgreen:"#00FF7F",steelblue:"#4682B4",tan:"#D2B48C",teal:"#008080",thistle:"#D8BFD8",tomato:"#FF6347",turquoise:"#40E0D0",violet:"#EE82EE",wheat:"#F5DEB3",white:"#FFFFFF",whitesmoke:"#F5F5F5",yellow:"#FFFF00",yellowgreen:"#9ACD32"},e.Color.fromRgb=function(t){return i.fromSource(i.sourceFromRgb(t))},e.Color.sourceFromRgb=function(t){var e=t.match(i.reRGBa);if(e){var n=parseInt(e[1],10)/(/%$/.test(e[1])?100:1)*(/%$/.test(e[1])?255:1),r=parseInt(e[2],10)/(/%$/.test(e[2])?100:1)*(/%$/.test(e[2])?255:1),o=parseInt(e[3],10)/(/%$/.test(e[3])?100:1)*(/%$/.test(e[3])?255:1);return[parseInt(n,10),parseInt(r,10),parseInt(o,10),e[4]?parseFloat(e[4]):1]}},e.Color.fromRgba=i.fromRgb,e.Color.fromHsl=function(t){return i.fromSource(i.sourceFromHsl(t))},e.Color.sourceFromHsl=function(t){var e=t.match(i.reHSLa);if(e){var r,o,s,a=(parseFloat(e[1])%360+360)%360/360,h=parseFloat(e[2])/(/%$/.test(e[2])?100:1),c=parseFloat(e[3])/(/%$/.test(e[3])?100:1);if(0===h)r=o=s=c;else{var l=c<=.5?c*(h+1):c+h-c*h,u=2*c-l;r=n(u,l,a+1/3),o=n(u,l,a),s=n(u,l,a-1/3)}return[Math.round(255*r),Math.round(255*o),Math.round(255*s),e[4]?parseFloat(e[4]):1]}},e.Color.fromHsla=i.fromHsl,e.Color.fromHex=function(t){return i.fromSource(i.sourceFromHex(t))},e.Color.sourceFromHex=function(t){if(t.match(i.reHex)){var e=t.slice(t.indexOf("#")+1),n=3===e.length||4===e.length,r=8===e.length||4===e.length,o=n?e.charAt(0)+e.charAt(0):e.substring(0,2),s=n?e.charAt(1)+e.charAt(1):e.substring(2,4),a=n?e.charAt(2)+e.charAt(2):e.substring(4,6),h=r?n?e.charAt(3)+e.charAt(3):e.substring(6,8):"FF";return[parseInt(o,16),parseInt(s,16),parseInt(a,16),parseFloat((parseInt(h,16)/255).toFixed(2))]}},e.Color.fromSource=function(t){var e=new i;return e.setSource(t),e})}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=["e","se","s","sw","w","nw","n","ne","e"],n=["ns","nesw","ew","nwse"],r={},o="left",s="top",a="right",h="bottom",c="center",l={top:h,bottom:s,left:a,right:o,center:c},u=e.util.radiansToDegrees,f=Math.sign||function(t){return(t>0)-(t<0)||+t};function d(t,e){var i=t.angle+u(Math.atan2(e.y,e.x))+360;return Math.round(i%360/45)}function p(t,i){var n=i.transform.target,r=n.canvas,o=e.util.object.clone(i);o.target=n,r&&r.fire("object:"+t,o),n.fire(t,i)}function g(t,e){var i=e.canvas,n=t[i.uniScaleKey];return i.uniformScaling&&!n||!i.uniformScaling&&n}function m(t){return t.originX===c&&t.originY===c}function v(t,e,i){var n=t.lockScalingX,r=t.lockScalingY;return!((!n||!r)&&(e||!n&&!r||!i)&&(!n||"x"!==e)&&(!r||"y"!==e))}function y(t,e,i,n){return{e:t,transform:e,pointer:{x:i,y:n}}}function b(t){return function(e,i,n,r){var o=i.target,s=o.getCenterPoint(),a=o.translateToOriginPoint(s,i.originX,i.originY),h=t(e,i,n,r);return o.setPositionByOrigin(a,i.originX,i.originY),h}}function w(t,e){return function(i,n,r,o){var s=e(i,n,r,o);return s&&p(t,y(i,n,r,o)),s}}function x(t,i,n,r,o){var s=t.target,a=s.controls[t.corner],h=s.canvas.getZoom(),c=s.padding/h,l=s.toLocalPoint(new e.Point(r,o),i,n);return l.x>=c&&(l.x-=c),l.x<=-c&&(l.x+=c),l.y>=c&&(l.y-=c),l.y<=c&&(l.y+=c),l.x-=a.offsetX,l.y-=a.offsetY,l}function _(t){return t.flipX!==t.flipY}function S(t,e,i,n,r){if(0!==t[e]){var o=r/t._getTransformedDimensions()[n]*t[i];t.set(i,o)}}function C(t,e,i,n){var r,c=e.target,l=c._getTransformedDimensions(0,c.skewY),f=x(e,e.originX,e.originY,i,n),d=Math.abs(2*f.x)-l.x,p=c.skewX;d<2?r=0:(r=u(Math.atan2(d/c.scaleX,l.y/c.scaleY)),e.originX===o&&e.originY===h&&(r=-r),e.originX===a&&e.originY===s&&(r=-r),_(c)&&(r=-r));var g=p!==r;if(g){var m=c._getTransformedDimensions().y;c.set("skewX",r),S(c,"skewY","scaleY","y",m)}return g}function A(t,e,i,n){var r,c=e.target,l=c._getTransformedDimensions(c.skewX,0),f=x(e,e.originX,e.originY,i,n),d=Math.abs(2*f.y)-l.y,p=c.skewY;d<2?r=0:(r=u(Math.atan2(d/c.scaleY,l.x/c.scaleX)),e.originX===o&&e.originY===h&&(r=-r),e.originX===a&&e.originY===s&&(r=-r),_(c)&&(r=-r));var g=p!==r;if(g){var m=c._getTransformedDimensions().x;c.set("skewY",r),S(c,"skewX","scaleX","x",m)}return g}function L(t,e,i,n,r){r=r||{};var o,s,a,h,c,u,d=e.target,p=d.lockScalingX,y=d.lockScalingY,b=r.by,w=g(t,d),_=v(d,b,w),S=e.gestureScale;if(_)return!1;if(S)s=e.scaleX*S,a=e.scaleY*S;else{if(o=x(e,e.originX,e.originY,i,n),c="y"!==b?f(o.x):1,u="x"!==b?f(o.y):1,e.signX||(e.signX=c),e.signY||(e.signY=u),d.lockScalingFlip&&(e.signX!==c||e.signY!==u))return!1;if(h=d._getTransformedDimensions(),w&&!b){var C=Math.abs(o.x)+Math.abs(o.y),A=e.original,L=C/(Math.abs(h.x*A.scaleX/d.scaleX)+Math.abs(h.y*A.scaleY/d.scaleY));s=A.scaleX*L,a=A.scaleY*L}else s=Math.abs(o.x*d.scaleX/h.x),a=Math.abs(o.y*d.scaleY/h.y);m(e)&&(s*=2,a*=2),e.signX!==c&&"y"!==b&&(e.originX=l[e.originX],s*=-1,e.signX=c),e.signY!==u&&"x"!==b&&(e.originY=l[e.originY],a*=-1,e.signY=u)}var P=d.scaleX,T=d.scaleY;return b?("x"===b&&d.set("scaleX",s),"y"===b&&d.set("scaleY",a)):(!p&&d.set("scaleX",s),!y&&d.set("scaleY",a)),P!==d.scaleX||T!==d.scaleY}r.scaleCursorStyleHandler=function(t,e,n){var r=g(t,n),o="";if(0!==e.x&&0===e.y?o="x":0===e.x&&0!==e.y&&(o="y"),v(n,o,r))return"not-allowed";var s=d(n,e);return i[s]+"-resize"},r.skewCursorStyleHandler=function(t,e,i){var r="not-allowed";if(0!==e.x&&i.lockSkewingY)return r;if(0!==e.y&&i.lockSkewingX)return r;var o=d(i,e)%4;return n[o]+"-resize"},r.scaleSkewCursorStyleHandler=function(t,e,i){return t[i.canvas.altActionKey]?r.skewCursorStyleHandler(t,e,i):r.scaleCursorStyleHandler(t,e,i)},r.rotationWithSnapping=w("rotating",b((function(t,e,i,n){var r=e,o=r.target,s=o.translateToOriginPoint(o.getCenterPoint(),r.originX,r.originY);if(o.lockRotation)return!1;var a,h=Math.atan2(r.ey-s.y,r.ex-s.x),c=Math.atan2(n-s.y,i-s.x),l=u(c-h+r.theta);if(o.snapAngle>0){var f=o.snapAngle,d=o.snapThreshold||f,p=Math.ceil(l/f)*f,g=Math.floor(l/f)*f;Math.abs(l-g)<d?l=g:Math.abs(l-p)<d&&(l=p)}return l<0&&(l=360+l),l%=360,a=o.angle!==l,o.angle=l,a}))),r.scalingEqually=w("scaling",b((function(t,e,i,n){return L(t,e,i,n)}))),r.scalingX=w("scaling",b((function(t,e,i,n){return L(t,e,i,n,{by:"x"})}))),r.scalingY=w("scaling",b((function(t,e,i,n){return L(t,e,i,n,{by:"y"})}))),r.scalingYOrSkewingX=function(t,e,i,n){return t[e.target.canvas.altActionKey]?r.skewHandlerX(t,e,i,n):r.scalingY(t,e,i,n)},r.scalingXOrSkewingY=function(t,e,i,n){return t[e.target.canvas.altActionKey]?r.skewHandlerY(t,e,i,n):r.scalingX(t,e,i,n)},r.changeWidth=w("resizing",b((function(t,e,i,n){var r=e.target,o=x(e,e.originX,e.originY,i,n),s=r.strokeWidth/(r.strokeUniform?r.scaleX:1),a=m(e)?2:1,h=r.width,c=Math.abs(o.x*a/r.scaleX)-s;return r.set("width",Math.max(c,0)),h!==c}))),r.skewHandlerX=function(t,e,i,n){var r,h=e.target,l=h.skewX,u=e.originY;return!h.lockSkewingX&&(0===l?r=x(e,c,c,i,n).x>0?o:a:(l>0&&(r=u===s?o:a),l<0&&(r=u===s?a:o),_(h)&&(r=r===o?a:o)),e.originX=r,w("skewing",b(C))(t,e,i,n))},r.skewHandlerY=function(t,e,i,n){var r,a=e.target,l=a.skewY,u=e.originX;return!a.lockSkewingY&&(0===l?r=x(e,c,c,i,n).y>0?s:h:(l>0&&(r=u===o?s:h),l<0&&(r=u===o?h:s),_(a)&&(r=r===s?h:s)),e.originY=r,w("skewing",b(A))(t,e,i,n))},r.dragHandler=function(t,e,i,n){var r=e.target,o=i-e.offsetX,s=n-e.offsetY,a=!r.get("lockMovementX")&&r.left!==o,h=!r.get("lockMovementY")&&r.top!==s;return a&&r.set("left",o),h&&r.set("top",s),(a||h)&&p("moving",y(t,e,i,n)),a||h},r.scaleOrSkewActionName=function(t,e,i){var n=t[i.canvas.altActionKey];return 0===e.x?n?"skewX":"scaleY":0===e.y?n?"skewY":"scaleX":void 0},r.rotationStyleHandler=function(t,e,i){return i.lockRotation?"not-allowed":e.cursorStyle},r.fireEvent=p,r.wrapWithFixedAnchor=b,r.wrapWithFireEvent=w,r.getLocalPoint=x,e.controlsUtils=r}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.degreesToRadians,n=e.controlsUtils;n.renderCircleControl=function(t,e,i,n,r){n=n||{};var o,s=this.sizeX||n.cornerSize||r.cornerSize,a=this.sizeY||n.cornerSize||r.cornerSize,h=void 0!==n.transparentCorners?n.transparentCorners:r.transparentCorners,c=h?"stroke":"fill",l=!h&&(n.cornerStrokeColor||r.cornerStrokeColor),u=e,f=i;t.save(),t.fillStyle=n.cornerColor||r.cornerColor,t.strokeStyle=n.cornerStrokeColor||r.cornerStrokeColor,s>a?(o=s,t.scale(1,a/s),f=i*s/a):a>s?(o=a,t.scale(s/a,1),u=e*a/s):o=s,t.lineWidth=1,t.beginPath(),t.arc(u,f,o/2,0,2*Math.PI,!1),t[c](),l&&t.stroke(),t.restore()},n.renderSquareControl=function(t,e,n,r,o){r=r||{};var s=this.sizeX||r.cornerSize||o.cornerSize,a=this.sizeY||r.cornerSize||o.cornerSize,h=void 0!==r.transparentCorners?r.transparentCorners:o.transparentCorners,c=h?"stroke":"fill",l=!h&&(r.cornerStrokeColor||o.cornerStrokeColor),u=s/2,f=a/2;t.save(),t.fillStyle=r.cornerColor||o.cornerColor,t.strokeStyle=r.cornerStrokeColor||o.cornerStrokeColor,t.lineWidth=1,t.translate(e,n),t.rotate(i(o.angle)),t[c+"Rect"](-u,-f,s,a),l&&t.strokeRect(-u,-f,s,a),t.restore()}}(e),function(t){"use strict";var e=t.fabric||(t.fabric={});e.Control=function(t){for(var e in t)this[e]=t[e]},e.Control.prototype={visible:!0,actionName:"scale",angle:0,x:0,y:0,offsetX:0,offsetY:0,sizeX:null,sizeY:null,touchSizeX:null,touchSizeY:null,cursorStyle:"crosshair",withConnection:!1,actionHandler:function(){},mouseDownHandler:function(){},mouseUpHandler:function(){},getActionHandler:function(){return this.actionHandler},getMouseDownHandler:function(){return this.mouseDownHandler},getMouseUpHandler:function(){return this.mouseUpHandler},cursorStyleHandler:function(t,e){return e.cursorStyle},getActionName:function(t,e){return e.actionName},getVisibility:function(t,e){var i=t._controlsVisibility;return i&&void 0!==i[e]?i[e]:this.visible},setVisibility:function(t){this.visible=t},positionHandler:function(t,i){return e.util.transformPoint({x:this.x*t.x+this.offsetX,y:this.y*t.y+this.offsetY},i)},calcCornerCoords:function(t,i,n,r,o){var s,a,h,c,l=o?this.touchSizeX:this.sizeX,u=o?this.touchSizeY:this.sizeY;if(l&&u&&l!==u){var f=Math.atan2(u,l),d=Math.sqrt(l*l+u*u)/2,p=f-e.util.degreesToRadians(t),g=Math.PI/2-f-e.util.degreesToRadians(t);s=d*e.util.cos(p),a=d*e.util.sin(p),h=d*e.util.cos(g),c=d*e.util.sin(g)}else d=.7071067812*(l&&u?l:i),p=e.util.degreesToRadians(45-t),s=h=d*e.util.cos(p),a=c=d*e.util.sin(p);return{tl:{x:n-c,y:r-h},tr:{x:n+s,y:r-a},bl:{x:n-s,y:r+a},br:{x:n+c,y:r+h}}},render:function(t,i,n,r,o){"circle"===((r=r||{}).cornerStyle||o.cornerStyle)?e.controlsUtils.renderCircleControl.call(this,t,i,n,r,o):e.controlsUtils.renderSquareControl.call(this,t,i,n,r,o)}}}(e),function(){function t(t,e){var i,n,r,o,s=t.getAttribute("style"),a=t.getAttribute("offset")||0;if(a=(a=parseFloat(a)/(/%$/.test(a)?100:1))<0?0:a>1?1:a,s){var h=s.split(/\s*;\s*/);for(""===h[h.length-1]&&h.pop(),o=h.length;o--;){var c=h[o].split(/\s*:\s*/),l=c[0].trim(),u=c[1].trim();"stop-color"===l?i=u:"stop-opacity"===l&&(r=u)}}return i||(i=t.getAttribute("stop-color")||"rgb(0,0,0)"),r||(r=t.getAttribute("stop-opacity")),n=(i=new A.Color(i)).getAlpha(),r=isNaN(parseFloat(r))?1:parseFloat(r),r*=n*e,{offset:a,color:i.toRgb(),opacity:r}}var e=A.util.object.clone;A.Gradient=A.util.createClass({offsetX:0,offsetY:0,gradientTransform:null,gradientUnits:"pixels",type:"linear",initialize:function(t){t||(t={}),t.coords||(t.coords={});var e,i=this;Object.keys(t).forEach((function(e){i[e]=t[e]})),this.id?this.id+="_"+A.Object.__uid++:this.id=A.Object.__uid++,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.colorStops=t.colorStops.slice()},addColorStop:function(t){for(var e in t){var i=new A.Color(t[e]);this.colorStops.push({offset:parseFloat(e),color:i.toRgb(),opacity:i.getAlpha()})}return this},toObject:function(t){var e={type:this.type,coords:this.coords,colorStops:this.colorStops,offsetX:this.offsetX,offsetY:this.offsetY,gradientUnits:this.gradientUnits,gradientTransform:this.gradientTransform?this.gradientTransform.concat():this.gradientTransform};return A.util.populateWithProperties(this,e,t),e},toSVG:function(t,i){var n,r,o,s,a=e(this.coords,!0),h=(i=i||{},e(this.colorStops,!0)),c=a.r1>a.r2,l=this.gradientTransform?this.gradientTransform.concat():A.iMatrix.concat(),u=-this.offsetX,f=-this.offsetY,d=!!i.additionalTransform,p="pixels"===this.gradientUnits?"userSpaceOnUse":"objectBoundingBox";if(h.sort((function(t,e){return t.offset-e.offset})),"objectBoundingBox"===p?(u/=t.width,f/=t.height):(u+=t.width/2,f+=t.height/2),"path"===t.type&&"percentage"!==this.gradientUnits&&(u-=t.pathOffset.x,f-=t.pathOffset.y),l[4]-=u,l[5]-=f,s='id="SVGID_'+this.id+'" gradientUnits="'+p+'"',s+=' gradientTransform="'+(d?i.additionalTransform+" ":"")+A.util.matrixToSVG(l)+'" ',"linear"===this.type?o=["<linearGradient ",s,' x1="',a.x1,'" y1="',a.y1,'" x2="',a.x2,'" y2="',a.y2,'">\n']:"radial"===this.type&&(o=["<radialGradient ",s,' cx="',c?a.x1:a.x2,'" cy="',c?a.y1:a.y2,'" r="',c?a.r1:a.r2,'" fx="',c?a.x2:a.x1,'" fy="',c?a.y2:a.y1,'">\n']),"radial"===this.type){if(c)for((h=h.concat()).reverse(),n=0,r=h.length;n<r;n++)h[n].offset=1-h[n].offset;var g=Math.min(a.r1,a.r2);if(g>0){var m=g/Math.max(a.r1,a.r2);for(n=0,r=h.length;n<r;n++)h[n].offset+=m*(1-h[n].offset)}}for(n=0,r=h.length;n<r;n++){var v=h[n];o.push("<stop ",'offset="',100*v.offset+"%",'" style="stop-color:',v.color,void 0!==v.opacity?";stop-opacity: "+v.opacity:";",'"/>\n')}return o.push("linear"===this.type?"</linearGradient>\n":"</radialGradient>\n"),o.join("")},toLive:function(t){var e,i,n,r=A.util.object.clone(this.coords);if(this.type){for("linear"===this.type?e=t.createLinearGradient(r.x1,r.y1,r.x2,r.y2):"radial"===this.type&&(e=t.createRadialGradient(r.x1,r.y1,r.r1,r.x2,r.y2,r.r2)),i=0,n=this.colorStops.length;i<n;i++){var o=this.colorStops[i].color,s=this.colorStops[i].opacity,a=this.colorStops[i].offset;void 0!==s&&(o=new A.Color(o).setAlpha(s).toRgba()),e.addColorStop(a,o)}return e}}}),A.util.object.extend(A.Gradient,{fromElement:function(e,i,n,r){var o=parseFloat(n)/(/%$/.test(n)?100:1);o=o<0?0:o>1?1:o,isNaN(o)&&(o=1);var s,a,h,c,l=e.getElementsByTagName("stop"),u="userSpaceOnUse"===e.getAttribute("gradientUnits")?"pixels":"percentage",f=e.getAttribute("gradientTransform")||"",d=[],p=0,g=0;for("linearGradient"===e.nodeName||"LINEARGRADIENT"===e.nodeName?(s="linear",a=function(t){return{x1:t.getAttribute("x1")||0,y1:t.getAttribute("y1")||0,x2:t.getAttribute("x2")||"100%",y2:t.getAttribute("y2")||0}}(e)):(s="radial",a=function(t){return{x1:t.getAttribute("fx")||t.getAttribute("cx")||"50%",y1:t.getAttribute("fy")||t.getAttribute("cy")||"50%",r1:0,x2:t.getAttribute("cx")||"50%",y2:t.getAttribute("cy")||"50%",r2:t.getAttribute("r")||"50%"}}(e)),h=l.length;h--;)d.push(t(l[h],o));return c=A.parseTransformAttribute(f),function(t,e,i,n){var r,o;Object.keys(e).forEach((function(t){"Infinity"===(r=e[t])?o=1:"-Infinity"===r?o=0:(o=parseFloat(e[t],10),"string"==typeof r&&/^(\d+\.\d+)%|(\d+)%$/.test(r)&&(o*=.01,"pixels"===n&&("x1"!==t&&"x2"!==t&&"r2"!==t||(o*=i.viewBoxWidth||i.width),"y1"!==t&&"y2"!==t||(o*=i.viewBoxHeight||i.height)))),e[t]=o}))}(0,a,r,u),"pixels"===u&&(p=-i.left,g=-i.top),new A.Gradient({id:e.getAttribute("id"),type:s,coords:a,colorStops:d,gradientUnits:u,gradientTransform:c,offsetX:p,offsetY:g})}})}(),function(){"use strict";var t=A.util.toFixed;A.Pattern=A.util.createClass({repeat:"repeat",offsetX:0,offsetY:0,crossOrigin:"",patternTransform:null,initialize:function(t,e){if(t||(t={}),this.id=A.Object.__uid++,this.setOptions(t),!t.source||t.source&&"string"!=typeof t.source)e&&e(this);else{var i=this;this.source=A.util.createImage(),A.util.loadImage(t.source,(function(t,n){i.source=t,e&&e(i,n)}),null,this.crossOrigin)}},toObject:function(e){var i,n,r=A.Object.NUM_FRACTION_DIGITS;return"string"==typeof this.source.src?i=this.source.src:"object"==typeof this.source&&this.source.toDataURL&&(i=this.source.toDataURL()),n={type:"pattern",source:i,repeat:this.repeat,crossOrigin:this.crossOrigin,offsetX:t(this.offsetX,r),offsetY:t(this.offsetY,r),patternTransform:this.patternTransform?this.patternTransform.concat():null},A.util.populateWithProperties(this,n,e),n},toSVG:function(t){var e="function"==typeof this.source?this.source():this.source,i=e.width/t.width,n=e.height/t.height,r=this.offsetX/t.width,o=this.offsetY/t.height,s="";return"repeat-x"!==this.repeat&&"no-repeat"!==this.repeat||(n=1,o&&(n+=Math.abs(o))),"repeat-y"!==this.repeat&&"no-repeat"!==this.repeat||(i=1,r&&(i+=Math.abs(r))),e.src?s=e.src:e.toDataURL&&(s=e.toDataURL()),'<pattern id="SVGID_'+this.id+'" x="'+r+'" y="'+o+'" width="'+i+'" height="'+n+'">\n<image x="0" y="0" width="'+e.width+'" height="'+e.height+'" xlink:href="'+s+'"></image>\n</pattern>\n'},setOptions:function(t){for(var e in t)this[e]=t[e]},toLive:function(t){var e=this.source;if(!e)return"";if(void 0!==e.src){if(!e.complete)return"";if(0===e.naturalWidth||0===e.naturalHeight)return""}return t.createPattern(e,this.repeat)}})}(),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.toFixed;e.Shadow?e.warn("fabric.Shadow is already defined."):(e.Shadow=e.util.createClass({color:"rgb(0,0,0)",blur:0,offsetX:0,offsetY:0,affectStroke:!1,includeDefaultValues:!0,nonScaling:!1,initialize:function(t){for(var i in"string"==typeof t&&(t=this._parseShadow(t)),t)this[i]=t[i];this.id=e.Object.__uid++},_parseShadow:function(t){var i=t.trim(),n=e.Shadow.reOffsetsAndBlur.exec(i)||[];return{color:(i.replace(e.Shadow.reOffsetsAndBlur,"")||"rgb(0,0,0)").trim(),offsetX:parseFloat(n[1],10)||0,offsetY:parseFloat(n[2],10)||0,blur:parseFloat(n[3],10)||0}},toString:function(){return[this.offsetX,this.offsetY,this.blur,this.color].join("px ")},toSVG:function(t){var n=40,r=40,o=e.Object.NUM_FRACTION_DIGITS,s=e.util.rotateVector({x:this.offsetX,y:this.offsetY},e.util.degreesToRadians(-t.angle)),a=new e.Color(this.color);return t.width&&t.height&&(n=100*i((Math.abs(s.x)+this.blur)/t.width,o)+20,r=100*i((Math.abs(s.y)+this.blur)/t.height,o)+20),t.flipX&&(s.x*=-1),t.flipY&&(s.y*=-1),'<filter id="SVGID_'+this.id+'" y="-'+r+'%" height="'+(100+2*r)+'%" x="-'+n+'%" width="'+(100+2*n)+'%" >\n\t<feGaussianBlur in="SourceAlpha" stdDeviation="'+i(this.blur?this.blur/2:0,o)+'"></feGaussianBlur>\n\t<feOffset dx="'+i(s.x,o)+'" dy="'+i(s.y,o)+'" result="oBlur" ></feOffset>\n\t<feFlood flood-color="'+a.toRgb()+'" flood-opacity="'+a.getAlpha()+'"/>\n\t<feComposite in2="oBlur" operator="in" />\n\t<feMerge>\n\t\t<feMergeNode></feMergeNode>\n\t\t<feMergeNode in="SourceGraphic"></feMergeNode>\n\t</feMerge>\n</filter>\n'},toObject:function(){if(this.includeDefaultValues)return{color:this.color,blur:this.blur,offsetX:this.offsetX,offsetY:this.offsetY,affectStroke:this.affectStroke,nonScaling:this.nonScaling};var t={},i=e.Shadow.prototype;return["color","blur","offsetX","offsetY","affectStroke","nonScaling"].forEach((function(e){this[e]!==i[e]&&(t[e]=this[e])}),this),t}}),e.Shadow.reOffsetsAndBlur=/(?:\s|^)(-?\d+(?:\.\d*)?(?:px)?(?:\s?|$))?(-?\d+(?:\.\d*)?(?:px)?(?:\s?|$))?(\d+(?:\.\d*)?(?:px)?)?(?:\s?|$)(?:$|\s)/)}(e),function(){"use strict";if(A.StaticCanvas)A.warn("fabric.StaticCanvas is already defined.");else{var t=A.util.object.extend,e=A.util.getElementOffset,i=A.util.removeFromArray,n=A.util.toFixed,r=A.util.transformPoint,o=A.util.invertTransform,s=A.util.getNodeCanvas,a=A.util.createCanvasElement,h=new Error("Could not initialize `canvas` element");A.StaticCanvas=A.util.createClass(A.CommonMethods,{initialize:function(t,e){e||(e={}),this.renderAndResetBound=this.renderAndReset.bind(this),this.requestRenderAllBound=this.requestRenderAll.bind(this),this._initStatic(t,e)},backgroundColor:"",backgroundImage:null,overlayColor:"",overlayImage:null,includeDefaultValues:!0,stateful:!1,renderOnAddRemove:!0,controlsAboveOverlay:!1,allowTouchScrolling:!1,imageSmoothingEnabled:!0,viewportTransform:A.iMatrix.concat(),backgroundVpt:!0,overlayVpt:!0,enableRetinaScaling:!0,vptCoords:{},skipOffscreen:!0,clipPath:void 0,_initStatic:function(t,e){var i=this.requestRenderAllBound;this._objects=[],this._createLowerCanvas(t),this._initOptions(e),this.interactive||this._initRetinaScaling(),e.overlayImage&&this.setOverlayImage(e.overlayImage,i),e.backgroundImage&&this.setBackgroundImage(e.backgroundImage,i),e.backgroundColor&&this.setBackgroundColor(e.backgroundColor,i),e.overlayColor&&this.setOverlayColor(e.overlayColor,i),this.calcOffset()},_isRetinaScaling:function(){return A.devicePixelRatio>1&&this.enableRetinaScaling},getRetinaScaling:function(){return this._isRetinaScaling()?Math.max(1,A.devicePixelRatio):1},_initRetinaScaling:function(){if(this._isRetinaScaling()){var t=A.devicePixelRatio;this.__initRetinaScaling(t,this.lowerCanvasEl,this.contextContainer),this.upperCanvasEl&&this.__initRetinaScaling(t,this.upperCanvasEl,this.contextTop)}},__initRetinaScaling:function(t,e,i){e.setAttribute("width",this.width*t),e.setAttribute("height",this.height*t),i.scale(t,t)},calcOffset:function(){return this._offset=e(this.lowerCanvasEl),this},setOverlayImage:function(t,e,i){return this.__setBgOverlayImage("overlayImage",t,e,i)},setBackgroundImage:function(t,e,i){return this.__setBgOverlayImage("backgroundImage",t,e,i)},setOverlayColor:function(t,e){return this.__setBgOverlayColor("overlayColor",t,e)},setBackgroundColor:function(t,e){return this.__setBgOverlayColor("backgroundColor",t,e)},__setBgOverlayImage:function(t,e,i,n){return"string"==typeof e?A.util.loadImage(e,(function(e,r){if(e){var o=new A.Image(e,n);this[t]=o,o.canvas=this}i&&i(e,r)}),this,n&&n.crossOrigin):(n&&e.setOptions(n),this[t]=e,e&&(e.canvas=this),i&&i(e,!1)),this},__setBgOverlayColor:function(t,e,i){return this[t]=e,this._initGradient(e,t),this._initPattern(e,t,i),this},_createCanvasElement:function(){var t=a();if(!t)throw h;if(t.style||(t.style={}),void 0===t.getContext)throw h;return t},_initOptions:function(t){var e=this.lowerCanvasEl;this._setOptions(t),this.width=this.width||parseInt(e.width,10)||0,this.height=this.height||parseInt(e.height,10)||0,this.lowerCanvasEl.style&&(e.width=this.width,e.height=this.height,e.style.width=this.width+"px",e.style.height=this.height+"px",this.viewportTransform=this.viewportTransform.slice())},_createLowerCanvas:function(t){t&&t.getContext?this.lowerCanvasEl=t:this.lowerCanvasEl=A.util.getById(t)||this._createCanvasElement(),A.util.addClass(this.lowerCanvasEl,"lower-canvas"),this._originalCanvasStyle=this.lowerCanvasEl.style,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,e){return this.setDimensions({width:t},e)},setHeight:function(t,e){return this.setDimensions({height:t},e)},setDimensions:function(t,e){var i;for(var n in e=e||{},t)i=t[n],e.cssOnly||(this._setBackstoreDimension(n,t[n]),i+="px",this.hasLostContext=!0),e.backstoreOnly||this._setCssDimension(n,i);return this._isCurrentlyDrawing&&this.freeDrawingBrush&&this.freeDrawingBrush._setBrushStyles(this.contextTop),this._initRetinaScaling(),this.calcOffset(),e.cssOnly||this.requestRenderAll(),this},_setBackstoreDimension:function(t,e){return this.lowerCanvasEl[t]=e,this.upperCanvasEl&&(this.upperCanvasEl[t]=e),this.cacheCanvasEl&&(this.cacheCanvasEl[t]=e),this[t]=e,this},_setCssDimension:function(t,e){return this.lowerCanvasEl.style[t]=e,this.upperCanvasEl&&(this.upperCanvasEl.style[t]=e),this.wrapperEl&&(this.wrapperEl.style[t]=e),this},getZoom:function(){return this.viewportTransform[0]},setViewportTransform:function(t){var e,i,n,r=this._activeObject,o=this.backgroundImage,s=this.overlayImage;for(this.viewportTransform=t,i=0,n=this._objects.length;i<n;i++)(e=this._objects[i]).group||e.setCoords(!0);return r&&r.setCoords(),o&&o.setCoords(!0),s&&s.setCoords(!0),this.calcViewportBoundaries(),this.renderOnAddRemove&&this.requestRenderAll(),this},zoomToPoint:function(t,e){var i=t,n=this.viewportTransform.slice(0);t=r(t,o(this.viewportTransform)),n[0]=e,n[3]=e;var s=r(t,n);return n[4]+=i.x-s.x,n[5]+=i.y-s.y,this.setViewportTransform(n)},setZoom:function(t){return this.zoomToPoint(new A.Point(0,0),t),this},absolutePan:function(t){var e=this.viewportTransform.slice(0);return e[4]=-t.x,e[5]=-t.y,this.setViewportTransform(e)},relativePan:function(t){return this.absolutePan(new A.Point(-t.x-this.viewportTransform[4],-t.y-this.viewportTransform[5]))},getElement:function(){return this.lowerCanvasEl},_onObjectAdded:function(t){this.stateful&&t.setupState(),t._set("canvas",this),t.setCoords(),this.fire("object:added",{target:t}),t.fire("added")},_onObjectRemoved:function(t){this.fire("object:removed",{target:t}),t.fire("removed"),delete t.canvas},clearContext:function(t){return t.clearRect(0,0,this.width,this.height),this},getContext:function(){return this.contextContainer},clear:function(){return this.remove.apply(this,this.getObjects()),this.backgroundImage=null,this.overlayImage=null,this.backgroundColor="",this.overlayColor="",this._hasITextHandlers&&(this.off("mouse:up",this._mouseUpITextHandler),this._iTextInstances=null,this._hasITextHandlers=!1),this.clearContext(this.contextContainer),this.fire("canvas:cleared"),this.renderOnAddRemove&&this.requestRenderAll(),this},renderAll:function(){var t=this.contextContainer;return this.renderCanvas(t,this._objects),this},renderAndReset:function(){this.isRendering=0,this.renderAll()},requestRenderAll:function(){return this.isRendering||(this.isRendering=A.util.requestAnimFrame(this.renderAndResetBound)),this},calcViewportBoundaries:function(){var t={},e=this.width,i=this.height,n=o(this.viewportTransform);return t.tl=r({x:0,y:0},n),t.br=r({x:e,y:i},n),t.tr=new A.Point(t.br.x,t.tl.y),t.bl=new A.Point(t.tl.x,t.br.y),this.vptCoords=t,t},cancelRequestedRender:function(){this.isRendering&&(A.util.cancelAnimFrame(this.isRendering),this.isRendering=0)},renderCanvas:function(t,e){var i=this.viewportTransform,n=this.clipPath;this.cancelRequestedRender(),this.calcViewportBoundaries(),this.clearContext(t),A.util.setImageSmoothing(t,this.imageSmoothingEnabled),this.fire("before:render",{ctx:t}),this._renderBackground(t),t.save(),t.transform(i[0],i[1],i[2],i[3],i[4],i[5]),this._renderObjects(t,e),t.restore(),!this.controlsAboveOverlay&&this.interactive&&this.drawControls(t),n&&(n.canvas=this,n.shouldCache(),n._transformDone=!0,n.renderCache({forClipping:!0}),this.drawClipPathOnCanvas(t)),this._renderOverlay(t),this.controlsAboveOverlay&&this.interactive&&this.drawControls(t),this.fire("after:render",{ctx:t})},drawClipPathOnCanvas:function(t){var e=this.viewportTransform,i=this.clipPath;t.save(),t.transform(e[0],e[1],e[2],e[3],e[4],e[5]),t.globalCompositeOperation="destination-in",i.transform(t),t.scale(1/i.zoomX,1/i.zoomY),t.drawImage(i._cacheCanvas,-i.cacheTranslationX,-i.cacheTranslationY),t.restore()},_renderObjects:function(t,e){var i,n;for(i=0,n=e.length;i<n;++i)e[i]&&e[i].render(t)},_renderBackgroundOrOverlay:function(t,e){var i=this[e+"Color"],n=this[e+"Image"],r=this.viewportTransform,o=this[e+"Vpt"];if(i||n){if(i){t.save(),t.beginPath(),t.moveTo(0,0),t.lineTo(this.width,0),t.lineTo(this.width,this.height),t.lineTo(0,this.height),t.closePath(),t.fillStyle=i.toLive?i.toLive(t,this):i,o&&t.transform(r[0],r[1],r[2],r[3],r[4],r[5]),t.transform(1,0,0,1,i.offsetX||0,i.offsetY||0);var s=i.gradientTransform||i.patternTransform;s&&t.transform(s[0],s[1],s[2],s[3],s[4],s[5]),t.fill(),t.restore()}n&&(t.save(),o&&t.transform(r[0],r[1],r[2],r[3],r[4],r[5]),n.render(t),t.restore())}},_renderBackground:function(t){this._renderBackgroundOrOverlay(t,"background")},_renderOverlay:function(t){this._renderBackgroundOrOverlay(t,"overlay")},getCenter:function(){return{top:this.height/2,left:this.width/2}},getCenterPoint:function(){return new A.Point(this.width/2,this.height/2)},centerObjectH:function(t){return this._centerObject(t,new A.Point(this.getCenterPoint().x,t.getCenterPoint().y))},centerObjectV:function(t){return this._centerObject(t,new A.Point(t.getCenterPoint().x,this.getCenterPoint().y))},centerObject:function(t){var e=this.getCenterPoint();return this._centerObject(t,e)},viewportCenterObject:function(t){var e=this.getVpCenter();return this._centerObject(t,e)},viewportCenterObjectH:function(t){var e=this.getVpCenter();return this._centerObject(t,new A.Point(e.x,t.getCenterPoint().y)),this},viewportCenterObjectV:function(t){var e=this.getVpCenter();return this._centerObject(t,new A.Point(t.getCenterPoint().x,e.y))},getVpCenter:function(){var t=this.getCenterPoint(),e=o(this.viewportTransform);return r(t,e)},_centerObject:function(t,e){return t.setPositionByOrigin(e,"center","center"),t.setCoords(),this.renderOnAddRemove&&this.requestRenderAll(),this},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(e,i){var n=this.clipPath,r={version:A.version,objects:this._toObjects(e,i)};return n&&!n.excludeFromExport&&(r.clipPath=this._toObject(this.clipPath,e,i)),t(r,this.__serializeBgOverlay(e,i)),A.util.populateWithProperties(this,r,i),r},_toObjects:function(t,e){return this._objects.filter((function(t){return!t.excludeFromExport})).map((function(i){return this._toObject(i,t,e)}),this)},_toObject:function(t,e,i){var n;this.includeDefaultValues||(n=t.includeDefaultValues,t.includeDefaultValues=!1);var r=t[e](i);return this.includeDefaultValues||(t.includeDefaultValues=n),r},__serializeBgOverlay:function(t,e){var i={},n=this.backgroundImage,r=this.overlayImage,o=this.backgroundColor,s=this.overlayColor;return o&&o.toObject?o.excludeFromExport||(i.background=o.toObject(e)):o&&(i.background=o),s&&s.toObject?s.excludeFromExport||(i.overlay=s.toObject(e)):s&&(i.overlay=s),n&&!n.excludeFromExport&&(i.backgroundImage=this._toObject(n,t,e)),r&&!r.excludeFromExport&&(i.overlayImage=this._toObject(r,t,e)),i},svgViewportTransformation:!0,toSVG:function(t,e){t||(t={}),t.reviver=e;var i=[];return this._setSVGPreamble(i,t),this._setSVGHeader(i,t),this.clipPath&&i.push('<g clip-path="url(#'+this.clipPath.clipPathId+')" >\n'),this._setSVGBgOverlayColor(i,"background"),this._setSVGBgOverlayImage(i,"backgroundImage",e),this._setSVGObjects(i,e),this.clipPath&&i.push("</g>\n"),this._setSVGBgOverlayColor(i,"overlay"),this._setSVGBgOverlayImage(i,"overlayImage",e),i.push("</svg>"),i.join("")},_setSVGPreamble:function(t,e){e.suppressPreamble||t.push('<?xml version="1.0" encoding="',e.encoding||"UTF-8",'" standalone="no" ?>\n','<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" ','"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n')},_setSVGHeader:function(t,e){var i,r=e.width||this.width,o=e.height||this.height,s='viewBox="0 0 '+this.width+" "+this.height+'" ',a=A.Object.NUM_FRACTION_DIGITS;e.viewBox?s='viewBox="'+e.viewBox.x+" "+e.viewBox.y+" "+e.viewBox.width+" "+e.viewBox.height+'" ':this.svgViewportTransformation&&(i=this.viewportTransform,s='viewBox="'+n(-i[4]/i[0],a)+" "+n(-i[5]/i[3],a)+" "+n(this.width/i[0],a)+" "+n(this.height/i[3],a)+'" '),t.push("<svg ",'xmlns="http://www.w3.org/2000/svg" ','xmlns:xlink="http://www.w3.org/1999/xlink" ','version="1.1" ','width="',r,'" ','height="',o,'" ',s,'xml:space="preserve">\n',"<desc>Created with Fabric.js ",A.version,"</desc>\n","<defs>\n",this.createSVGFontFacesMarkup(),this.createSVGRefElementsMarkup(),this.createSVGClipPathMarkup(e),"</defs>\n")},createSVGClipPathMarkup:function(t){var e=this.clipPath;return e?(e.clipPathId="CLIPPATH_"+A.Object.__uid++,'<clipPath id="'+e.clipPathId+'" >\n'+this.clipPath.toClipPathSVG(t.reviver)+"</clipPath>\n"):""},createSVGRefElementsMarkup:function(){var t=this;return["background","overlay"].map((function(e){var i=t[e+"Color"];if(i&&i.toLive){var n=t[e+"Vpt"],r=t.viewportTransform,o={width:t.width/(n?r[0]:1),height:t.height/(n?r[3]:1)};return i.toSVG(o,{additionalTransform:n?A.util.matrixToSVG(r):""})}})).join("")},createSVGFontFacesMarkup:function(){var t,e,i,n,r,o,s,a,h="",c={},l=A.fontPaths,u=[];for(this._objects.forEach((function t(e){u.push(e),e._objects&&e._objects.forEach(t)})),s=0,a=u.length;s<a;s++)if(e=(t=u[s]).fontFamily,-1!==t.type.indexOf("text")&&!c[e]&&l[e]&&(c[e]=!0,t.styles))for(r in i=t.styles)for(o in n=i[r])!c[e=n[o].fontFamily]&&l[e]&&(c[e]=!0);for(var f in c)h+=["\t\t@font-face {\n","\t\t\tfont-family: '",f,"';\n","\t\t\tsrc: url('",l[f],"');\n","\t\t}\n"].join("");return h&&(h=['\t<style type="text/css">',"<![CDATA[\n",h,"]]>","</style>\n"].join("")),h},_setSVGObjects:function(t,e){var i,n,r,o=this._objects;for(n=0,r=o.length;n<r;n++)(i=o[n]).excludeFromExport||this._setSVGObject(t,i,e)},_setSVGObject:function(t,e,i){t.push(e.toSVG(i))},_setSVGBgOverlayImage:function(t,e,i){this[e]&&!this[e].excludeFromExport&&this[e].toSVG&&t.push(this[e].toSVG(i))},_setSVGBgOverlayColor:function(t,e){var i=this[e+"Color"],n=this.viewportTransform,r=this.width,o=this.height;if(i)if(i.toLive){var s=i.repeat,a=A.util.invertTransform(n),h=this[e+"Vpt"]?A.util.matrixToSVG(a):"";t.push('<rect transform="'+h+" translate(",r/2,",",o/2,')"',' x="',i.offsetX-r/2,'" y="',i.offsetY-o/2,'" ','width="',"repeat-y"===s||"no-repeat"===s?i.source.width:r,'" height="',"repeat-x"===s||"no-repeat"===s?i.source.height:o,'" fill="url(#SVGID_'+i.id+')"',"></rect>\n")}else t.push('<rect x="0" y="0" width="100%" height="100%" ','fill="',i,'"',"></rect>\n")},sendToBack:function(t){if(!t)return this;var e,n,r,o=this._activeObject;if(t===o&&"activeSelection"===t.type)for(e=(r=o._objects).length;e--;)n=r[e],i(this._objects,n),this._objects.unshift(n);else i(this._objects,t),this._objects.unshift(t);return this.renderOnAddRemove&&this.requestRenderAll(),this},bringToFront:function(t){if(!t)return this;var e,n,r,o=this._activeObject;if(t===o&&"activeSelection"===t.type)for(r=o._objects,e=0;e<r.length;e++)n=r[e],i(this._objects,n),this._objects.push(n);else i(this._objects,t),this._objects.push(t);return this.renderOnAddRemove&&this.requestRenderAll(),this},sendBackwards:function(t,e){if(!t)return this;var n,r,o,s,a,h=this._activeObject,c=0;if(t===h&&"activeSelection"===t.type)for(a=h._objects,n=0;n<a.length;n++)r=a[n],(o=this._objects.indexOf(r))>0+c&&(s=o-1,i(this._objects,r),this._objects.splice(s,0,r)),c++;else 0!==(o=this._objects.indexOf(t))&&(s=this._findNewLowerIndex(t,o,e),i(this._objects,t),this._objects.splice(s,0,t));return this.renderOnAddRemove&&this.requestRenderAll(),this},_findNewLowerIndex:function(t,e,i){var n,r;if(i){for(n=e,r=e-1;r>=0;--r)if(t.intersectsWithObject(this._objects[r])||t.isContainedWithinObject(this._objects[r])||this._objects[r].isContainedWithinObject(t)){n=r;break}}else n=e-1;return n},bringForward:function(t,e){if(!t)return this;var n,r,o,s,a,h=this._activeObject,c=0;if(t===h&&"activeSelection"===t.type)for(n=(a=h._objects).length;n--;)r=a[n],(o=this._objects.indexOf(r))<this._objects.length-1-c&&(s=o+1,i(this._objects,r),this._objects.splice(s,0,r)),c++;else(o=this._objects.indexOf(t))!==this._objects.length-1&&(s=this._findNewUpperIndex(t,o,e),i(this._objects,t),this._objects.splice(s,0,t));return this.renderOnAddRemove&&this.requestRenderAll(),this},_findNewUpperIndex:function(t,e,i){var n,r,o;if(i){for(n=e,r=e+1,o=this._objects.length;r<o;++r)if(t.intersectsWithObject(this._objects[r])||t.isContainedWithinObject(this._objects[r])||this._objects[r].isContainedWithinObject(t)){n=r;break}}else n=e+1;return n},moveTo:function(t,e){return i(this._objects,t),this._objects.splice(e,0,t),this.renderOnAddRemove&&this.requestRenderAll()},dispose:function(){return this.isRendering&&(A.util.cancelAnimFrame(this.isRendering),this.isRendering=0),this.forEachObject((function(t){t.dispose&&t.dispose()})),this._objects=[],this.backgroundImage&&this.backgroundImage.dispose&&this.backgroundImage.dispose(),this.backgroundImage=null,this.overlayImage&&this.overlayImage.dispose&&this.overlayImage.dispose(),this.overlayImage=null,this._iTextInstances=null,this.contextContainer=null,this.lowerCanvasEl.classList.remove("lower-canvas"),A.util.setStyle(this.lowerCanvasEl,this._originalCanvasStyle),delete this._originalCanvasStyle,this.lowerCanvasEl.setAttribute("width",this.width),this.lowerCanvasEl.setAttribute("height",this.height),A.util.cleanUpJsdomNode(this.lowerCanvasEl),this.lowerCanvasEl=void 0,this},toString:function(){return"#<fabric.Canvas ("+this.complexity()+"): { objects: "+this._objects.length+" }>"}}),t(A.StaticCanvas.prototype,A.Observable),t(A.StaticCanvas.prototype,A.Collection),t(A.StaticCanvas.prototype,A.DataURLExporter),t(A.StaticCanvas,{EMPTY_JSON:'{"objects": [], "background": "white"}',supports:function(t){var e=a();if(!e||!e.getContext)return null;var i=e.getContext("2d");return i&&"setLineDash"===t?void 0!==i.setLineDash:null}}),A.StaticCanvas.prototype.toJSON=A.StaticCanvas.prototype.toObject,A.isLikelyNode&&(A.StaticCanvas.prototype.createPNGStream=function(){var t=s(this.lowerCanvasEl);return t&&t.createPNGStream()},A.StaticCanvas.prototype.createJPEGStream=function(t){var e=s(this.lowerCanvasEl);return e&&e.createJPEGStream(t)})}}(),A.BaseBrush=A.util.createClass({color:"rgb(0, 0, 0)",width:1,shadow:null,strokeLineCap:"round",strokeLineJoin:"round",strokeMiterLimit:10,strokeDashArray:null,limitedToCanvasSize:!1,_setBrushStyles:function(t){t.strokeStyle=this.color,t.lineWidth=this.width,t.lineCap=this.strokeLineCap,t.miterLimit=this.strokeMiterLimit,t.lineJoin=this.strokeLineJoin,t.setLineDash(this.strokeDashArray||[])},_saveAndTransform:function(t){var e=this.canvas.viewportTransform;t.save(),t.transform(e[0],e[1],e[2],e[3],e[4],e[5])},_setShadow:function(){if(this.shadow){var t=this.canvas,e=this.shadow,i=t.contextTop,n=t.getZoom();t&&t._isRetinaScaling()&&(n*=A.devicePixelRatio),i.shadowColor=e.color,i.shadowBlur=e.blur*n,i.shadowOffsetX=e.offsetX*n,i.shadowOffsetY=e.offsetY*n}},needsFullRender:function(){return new A.Color(this.color).getAlpha()<1||!!this.shadow},_resetShadow:function(){var t=this.canvas.contextTop;t.shadowColor="",t.shadowBlur=t.shadowOffsetX=t.shadowOffsetY=0},_isOutSideCanvas:function(t){return t.x<0||t.x>this.canvas.getWidth()||t.y<0||t.y>this.canvas.getHeight()}}),A.PencilBrush=A.util.createClass(A.BaseBrush,{decimate:.4,drawStraightLine:!1,straightLineKey:"shiftKey",initialize:function(t){this.canvas=t,this._points=[]},needsFullRender:function(){return this.callSuper("needsFullRender")||this._hasStraightLine},_drawSegment:function(t,e,i){var n=e.midPointFrom(i);return t.quadraticCurveTo(e.x,e.y,n.x,n.y),n},onMouseDown:function(t,e){this.canvas._isMainEvent(e.e)&&(this.drawStraightLine=e.e[this.straightLineKey],this._prepareForDrawing(t),this._captureDrawingPath(t),this._render())},onMouseMove:function(t,e){if(this.canvas._isMainEvent(e.e)&&(this.drawStraightLine=e.e[this.straightLineKey],(!0!==this.limitedToCanvasSize||!this._isOutSideCanvas(t))&&this._captureDrawingPath(t)&&this._points.length>1))if(this.needsFullRender())this.canvas.clearContext(this.canvas.contextTop),this._render();else{var i=this._points,n=i.length,r=this.canvas.contextTop;this._saveAndTransform(r),this.oldEnd&&(r.beginPath(),r.moveTo(this.oldEnd.x,this.oldEnd.y)),this.oldEnd=this._drawSegment(r,i[n-2],i[n-1],!0),r.stroke(),r.restore()}},onMouseUp:function(t){return!this.canvas._isMainEvent(t.e)||(this.drawStraightLine=!1,this.oldEnd=void 0,this._finalizeAndAddPath(),!1)},_prepareForDrawing:function(t){var e=new A.Point(t.x,t.y);this._reset(),this._addPoint(e),this.canvas.contextTop.moveTo(e.x,e.y)},_addPoint:function(t){return!(this._points.length>1&&t.eq(this._points[this._points.length-1])||(this.drawStraightLine&&this._points.length>1&&(this._hasStraightLine=!0,this._points.pop()),this._points.push(t),0))},_reset:function(){this._points=[],this._setBrushStyles(this.canvas.contextTop),this._setShadow(),this._hasStraightLine=!1},_captureDrawingPath:function(t){var e=new A.Point(t.x,t.y);return this._addPoint(e)},_render:function(t){var e,i,n=this._points[0],r=this._points[1];if(t=t||this.canvas.contextTop,this._saveAndTransform(t),t.beginPath(),2===this._points.length&&n.x===r.x&&n.y===r.y){var o=this.width/1e3;n=new A.Point(n.x,n.y),r=new A.Point(r.x,r.y),n.x-=o,r.x+=o}for(t.moveTo(n.x,n.y),e=1,i=this._points.length;e<i;e++)this._drawSegment(t,n,r),n=this._points[e],r=this._points[e+1];t.lineTo(n.x,n.y),t.stroke(),t.restore()},convertPointsToSVGPath:function(t){var e=this.width/1e3;return A.util.getSmoothPathFromPoints(t,e)},_isEmptySVGPath:function(t){return"M 0 0 Q 0 0 0 0 L 0 0"===A.util.joinPath(t)},createPath:function(t){var e=new A.Path(t,{fill:null,stroke:this.color,strokeWidth:this.width,strokeLineCap:this.strokeLineCap,strokeMiterLimit:this.strokeMiterLimit,strokeLineJoin:this.strokeLineJoin,strokeDashArray:this.strokeDashArray});return this.shadow&&(this.shadow.affectStroke=!0,e.shadow=new A.Shadow(this.shadow)),e},decimatePoints:function(t,e){if(t.length<=2)return t;var i,n=this.canvas.getZoom(),r=Math.pow(e/n,2),o=t.length-1,s=t[0],a=[s];for(i=1;i<o-1;i++)Math.pow(s.x-t[i].x,2)+Math.pow(s.y-t[i].y,2)>=r&&(s=t[i],a.push(s));return a.push(t[o]),a},_finalizeAndAddPath:function(){this.canvas.contextTop.closePath(),this.decimate&&(this._points=this.decimatePoints(this._points,this.decimate));var t=this.convertPointsToSVGPath(this._points);if(this._isEmptySVGPath(t))this.canvas.requestRenderAll();else{var e=this.createPath(t);this.canvas.clearContext(this.canvas.contextTop),this.canvas.fire("before:path:created",{path:e}),this.canvas.add(e),this.canvas.requestRenderAll(),e.setCoords(),this._resetShadow(),this.canvas.fire("path:created",{path:e})}}}),A.CircleBrush=A.util.createClass(A.BaseBrush,{width:10,initialize:function(t){this.canvas=t,this.points=[]},drawDot:function(t){var e=this.addPoint(t),i=this.canvas.contextTop;this._saveAndTransform(i),this.dot(i,e),i.restore()},dot:function(t,e){t.fillStyle=e.fill,t.beginPath(),t.arc(e.x,e.y,e.radius,0,2*Math.PI,!1),t.closePath(),t.fill()},onMouseDown:function(t){this.points.length=0,this.canvas.clearContext(this.canvas.contextTop),this._setShadow(),this.drawDot(t)},_render:function(){var t,e,i=this.canvas.contextTop,n=this.points;for(this._saveAndTransform(i),t=0,e=n.length;t<e;t++)this.dot(i,n[t]);i.restore()},onMouseMove:function(t){!0===this.limitedToCanvasSize&&this._isOutSideCanvas(t)||(this.needsFullRender()?(this.canvas.clearContext(this.canvas.contextTop),this.addPoint(t),this._render()):this.drawDot(t))},onMouseUp:function(){var t,e,i=this.canvas.renderOnAddRemove;this.canvas.renderOnAddRemove=!1;var n=[];for(t=0,e=this.points.length;t<e;t++){var r=this.points[t],o=new A.Circle({radius:r.radius,left:r.x,top:r.y,originX:"center",originY:"center",fill:r.fill});this.shadow&&(o.shadow=new A.Shadow(this.shadow)),n.push(o)}var s=new A.Group(n);s.canvas=this.canvas,this.canvas.fire("before:path:created",{path:s}),this.canvas.add(s),this.canvas.fire("path:created",{path:s}),this.canvas.clearContext(this.canvas.contextTop),this._resetShadow(),this.canvas.renderOnAddRemove=i,this.canvas.requestRenderAll()},addPoint:function(t){var e=new A.Point(t.x,t.y),i=A.util.getRandomInt(Math.max(0,this.width-20),this.width+20)/2,n=new A.Color(this.color).setAlpha(A.util.getRandomInt(0,100)/100).toRgba();return e.radius=i,e.fill=n,this.points.push(e),e}}),A.SprayBrush=A.util.createClass(A.BaseBrush,{width:10,density:20,dotWidth:1,dotWidthVariance:1,randomOpacity:!1,optimizeOverlapping:!0,initialize:function(t){this.canvas=t,this.sprayChunks=[]},onMouseDown:function(t){this.sprayChunks.length=0,this.canvas.clearContext(this.canvas.contextTop),this._setShadow(),this.addSprayChunk(t),this.render(this.sprayChunkPoints)},onMouseMove:function(t){!0===this.limitedToCanvasSize&&this._isOutSideCanvas(t)||(this.addSprayChunk(t),this.render(this.sprayChunkPoints))},onMouseUp:function(){var t=this.canvas.renderOnAddRemove;this.canvas.renderOnAddRemove=!1;for(var e=[],i=0,n=this.sprayChunks.length;i<n;i++)for(var r=this.sprayChunks[i],o=0,s=r.length;o<s;o++){var a=new A.Rect({width:r[o].width,height:r[o].width,left:r[o].x+1,top:r[o].y+1,originX:"center",originY:"center",fill:this.color});e.push(a)}this.optimizeOverlapping&&(e=this._getOptimizedRects(e));var h=new A.Group(e);this.shadow&&h.set("shadow",new A.Shadow(this.shadow)),this.canvas.fire("before:path:created",{path:h}),this.canvas.add(h),this.canvas.fire("path:created",{path:h}),this.canvas.clearContext(this.canvas.contextTop),this._resetShadow(),this.canvas.renderOnAddRemove=t,this.canvas.requestRenderAll()},_getOptimizedRects:function(t){var e,i,n,r={};for(i=0,n=t.length;i<n;i++)r[e=t[i].left+""+t[i].top]||(r[e]=t[i]);var o=[];for(e in r)o.push(r[e]);return o},render:function(t){var e,i,n=this.canvas.contextTop;for(n.fillStyle=this.color,this._saveAndTransform(n),e=0,i=t.length;e<i;e++){var r=t[e];void 0!==r.opacity&&(n.globalAlpha=r.opacity),n.fillRect(r.x,r.y,r.width,r.width)}n.restore()},_render:function(){var t,e,i=this.canvas.contextTop;for(i.fillStyle=this.color,this._saveAndTransform(i),t=0,e=this.sprayChunks.length;t<e;t++)this.render(this.sprayChunks[t]);i.restore()},addSprayChunk:function(t){this.sprayChunkPoints=[];var e,i,n,r,o=this.width/2;for(r=0;r<this.density;r++){e=A.util.getRandomInt(t.x-o,t.x+o),i=A.util.getRandomInt(t.y-o,t.y+o),n=this.dotWidthVariance?A.util.getRandomInt(Math.max(1,this.dotWidth-this.dotWidthVariance),this.dotWidth+this.dotWidthVariance):this.dotWidth;var s=new A.Point(e,i);s.width=n,this.randomOpacity&&(s.opacity=A.util.getRandomInt(0,100)/100),this.sprayChunkPoints.push(s)}this.sprayChunks.push(this.sprayChunkPoints)}}),A.PatternBrush=A.util.createClass(A.PencilBrush,{getPatternSrc:function(){var t=A.util.createCanvasElement(),e=t.getContext("2d");return t.width=t.height=25,e.fillStyle=this.color,e.beginPath(),e.arc(10,10,10,0,2*Math.PI,!1),e.closePath(),e.fill(),t},getPatternSrcFunction:function(){return String(this.getPatternSrc).replace("this.color",'"'+this.color+'"')},getPattern:function(t){return t.createPattern(this.source||this.getPatternSrc(),"repeat")},_setBrushStyles:function(t){this.callSuper("_setBrushStyles",t),t.strokeStyle=this.getPattern(t)},createPath:function(t){var e=this.callSuper("createPath",t),i=e._getLeftTopCoords().scalarAdd(e.strokeWidth/2);return e.stroke=new A.Pattern({source:this.source||this.getPatternSrcFunction(),offsetX:-i.x,offsetY:-i.y}),e}}),function(){var t=A.util.getPointer,e=A.util.degreesToRadians,i=A.util.isTouchEvent;for(var n in A.Canvas=A.util.createClass(A.StaticCanvas,{initialize:function(t,e){e||(e={}),this.renderAndResetBound=this.renderAndReset.bind(this),this.requestRenderAllBound=this.requestRenderAll.bind(this),this._initStatic(t,e),this._initInteractive(),this._createCacheCanvas()},uniformScaling:!0,uniScaleKey:"shiftKey",centeredScaling:!1,centeredRotation:!1,centeredKey:"altKey",altActionKey:"shiftKey",interactive:!0,selection:!0,selectionKey:"shiftKey",altSelectionKey:null,selectionColor:"rgba(100, 100, 255, 0.3)",selectionDashArray:[],selectionBorderColor:"rgba(255, 255, 255, 0.3)",selectionLineWidth:1,selectionFullyContained:!1,hoverCursor:"move",moveCursor:"move",defaultCursor:"default",freeDrawingCursor:"crosshair",notAllowedCursor:"not-allowed",containerClass:"canvas-container",perPixelTargetFind:!1,targetFindTolerance:0,skipTargetFind:!1,isDrawingMode:!1,preserveObjectStacking:!1,snapAngle:0,snapThreshold:null,stopContextMenu:!1,fireRightClick:!1,fireMiddleClick:!1,targets:[],enablePointerEvents:!1,_hoveredTarget:null,_hoveredTargets:[],_initInteractive:function(){this._currentTransform=null,this._groupSelector=null,this._initWrapperElement(),this._createUpperCanvas(),this._initEventListeners(),this._initRetinaScaling(),this.freeDrawingBrush=A.PencilBrush&&new A.PencilBrush(this),this.calcOffset()},_chooseObjectsToRender:function(){var t,e,i,n=this.getActiveObjects();if(n.length>0&&!this.preserveObjectStacking){e=[],i=[];for(var r=0,o=this._objects.length;r<o;r++)t=this._objects[r],-1===n.indexOf(t)?e.push(t):i.push(t);n.length>1&&(this._activeObject._objects=i),e.push.apply(e,i)}else e=this._objects;return e},renderAll:function(){!this.contextTopDirty||this._groupSelector||this.isDrawingMode||(this.clearContext(this.contextTop),this.contextTopDirty=!1),this.hasLostContext&&(this.renderTopLayer(this.contextTop),this.hasLostContext=!1);var t=this.contextContainer;return this.renderCanvas(t,this._chooseObjectsToRender()),this},renderTopLayer:function(t){t.save(),this.isDrawingMode&&this._isCurrentlyDrawing&&(this.freeDrawingBrush&&this.freeDrawingBrush._render(),this.contextTopDirty=!0),this.selection&&this._groupSelector&&(this._drawSelection(t),this.contextTopDirty=!0),t.restore()},renderTop:function(){var t=this.contextTop;return this.clearContext(t),this.renderTopLayer(t),this.fire("after:render"),this},_normalizePointer:function(t,e){var i=t.calcTransformMatrix(),n=A.util.invertTransform(i),r=this.restorePointerVpt(e);return A.util.transformPoint(r,n)},isTargetTransparent:function(t,e,i){if(t.shouldCache()&&t._cacheCanvas&&t!==this._activeObject){var n=this._normalizePointer(t,{x:e,y:i}),r=Math.max(t.cacheTranslationX+n.x*t.zoomX,0),o=Math.max(t.cacheTranslationY+n.y*t.zoomY,0);return A.util.isTransparent(t._cacheContext,Math.round(r),Math.round(o),this.targetFindTolerance)}var s=this.contextCache,a=t.selectionBackgroundColor,h=this.viewportTransform;return t.selectionBackgroundColor="",this.clearContext(s),s.save(),s.transform(h[0],h[1],h[2],h[3],h[4],h[5]),t.render(s),s.restore(),t.selectionBackgroundColor=a,A.util.isTransparent(s,e,i,this.targetFindTolerance)},_isSelectionKeyPressed:function(t){return Array.isArray(this.selectionKey)?!!this.selectionKey.find((function(e){return!0===t[e]})):t[this.selectionKey]},_shouldClearSelection:function(t,e){var i=this.getActiveObjects(),n=this._activeObject;return!e||e&&n&&i.length>1&&-1===i.indexOf(e)&&n!==e&&!this._isSelectionKeyPressed(t)||e&&!e.evented||e&&!e.selectable&&n&&n!==e},_shouldCenterTransform:function(t,e,i){var n;if(t)return"scale"===e||"scaleX"===e||"scaleY"===e||"resizing"===e?n=this.centeredScaling||t.centeredScaling:"rotate"===e&&(n=this.centeredRotation||t.centeredRotation),n?!i:i},_getOriginFromCorner:function(t,e){var i={x:t.originX,y:t.originY};return"ml"===e||"tl"===e||"bl"===e?i.x="right":"mr"!==e&&"tr"!==e&&"br"!==e||(i.x="left"),"tl"===e||"mt"===e||"tr"===e?i.y="bottom":"bl"!==e&&"mb"!==e&&"br"!==e||(i.y="top"),i},_getActionFromCorner:function(t,e,i,n){if(!e||!t)return"drag";var r=n.controls[e];return r.getActionName(i,r,n)},_setupCurrentTransform:function(t,i,n){if(i){var r=this.getPointer(t),o=i.__corner,s=i.controls[o],a=n&&o?s.getActionHandler(t,i,s):A.controlsUtils.dragHandler,h=this._getActionFromCorner(n,o,t,i),c=this._getOriginFromCorner(i,o),l=t[this.centeredKey],u={target:i,action:h,actionHandler:a,corner:o,scaleX:i.scaleX,scaleY:i.scaleY,skewX:i.skewX,skewY:i.skewY,offsetX:r.x-i.left,offsetY:r.y-i.top,originX:c.x,originY:c.y,ex:r.x,ey:r.y,lastX:r.x,lastY:r.y,theta:e(i.angle),width:i.width*i.scaleX,shiftKey:t.shiftKey,altKey:l,original:A.util.saveObjectTransform(i)};this._shouldCenterTransform(i,h,l)&&(u.originX="center",u.originY="center"),u.original.originX=c.x,u.original.originY=c.y,this._currentTransform=u,this._beforeTransform(t)}},setCursor:function(t){this.upperCanvasEl.style.cursor=t},_drawSelection:function(t){var e=this._groupSelector,i=new A.Point(e.ex,e.ey),n=A.util.transformPoint(i,this.viewportTransform),r=new A.Point(e.ex+e.left,e.ey+e.top),o=A.util.transformPoint(r,this.viewportTransform),s=Math.min(n.x,o.x),a=Math.min(n.y,o.y),h=Math.max(n.x,o.x),c=Math.max(n.y,o.y),l=this.selectionLineWidth/2;this.selectionColor&&(t.fillStyle=this.selectionColor,t.fillRect(s,a,h-s,c-a)),this.selectionLineWidth&&this.selectionBorderColor&&(t.lineWidth=this.selectionLineWidth,t.strokeStyle=this.selectionBorderColor,s+=l,a+=l,h-=l,c-=l,A.Object.prototype._setLineDash.call(this,t,this.selectionDashArray),t.strokeRect(s,a,h-s,c-a))},findTarget:function(t,e){if(!this.skipTargetFind){var n,r,o=this.getPointer(t,!0),s=this._activeObject,a=this.getActiveObjects(),h=i(t),c=a.length>1&&!e||1===a.length;if(this.targets=[],c&&s._findTargetCorner(o,h))return s;if(a.length>1&&!e&&s===this._searchPossibleTargets([s],o))return s;if(1===a.length&&s===this._searchPossibleTargets([s],o)){if(!this.preserveObjectStacking)return s;n=s,r=this.targets,this.targets=[]}var l=this._searchPossibleTargets(this._objects,o);return t[this.altSelectionKey]&&l&&n&&l!==n&&(l=n,this.targets=r),l}},_checkTarget:function(t,e,i){if(e&&e.visible&&e.evented&&e.containsPoint(t)){if(!this.perPixelTargetFind&&!e.perPixelTargetFind||e.isEditing)return!0;if(!this.isTargetTransparent(e,i.x,i.y))return!0}},_searchPossibleTargets:function(t,e){for(var i,n,r=t.length;r--;){var o=t[r],s=o.group?this._normalizePointer(o.group,e):e;if(this._checkTarget(s,o,e)){(i=t[r]).subTargetCheck&&i instanceof A.Group&&(n=this._searchPossibleTargets(i._objects,e))&&this.targets.push(n);break}}return i},restorePointerVpt:function(t){return A.util.transformPoint(t,A.util.invertTransform(this.viewportTransform))},getPointer:function(e,i){if(this._absolutePointer&&!i)return this._absolutePointer;if(this._pointer&&i)return this._pointer;var n,r=t(e),o=this.upperCanvasEl,s=o.getBoundingClientRect(),a=s.width||0,h=s.height||0;a&&h||("top"in s&&"bottom"in s&&(h=Math.abs(s.top-s.bottom)),"right"in s&&"left"in s&&(a=Math.abs(s.right-s.left))),this.calcOffset(),r.x=r.x-this._offset.left,r.y=r.y-this._offset.top,i||(r=this.restorePointerVpt(r));var c=this.getRetinaScaling();return 1!==c&&(r.x/=c,r.y/=c),n=0===a||0===h?{width:1,height:1}:{width:o.width/a,height:o.height/h},{x:r.x*n.width,y:r.y*n.height}},_createUpperCanvas:function(){var t=this.lowerCanvasEl.className.replace(/\s*lower-canvas\s*/,""),e=this.lowerCanvasEl,i=this.upperCanvasEl;i?i.className="":(i=this._createCanvasElement(),this.upperCanvasEl=i),A.util.addClass(i,"upper-canvas "+t),this.wrapperEl.appendChild(i),this._copyCanvasStyle(e,i),this._applyCanvasStyle(i),this.contextTop=i.getContext("2d")},getTopContext:function(){return this.contextTop},_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=A.util.wrapElement(this.lowerCanvasEl,"div",{class:this.containerClass}),A.util.setStyle(this.wrapperEl,{width:this.width+"px",height:this.height+"px",position:"relative"}),A.util.makeElementUnselectable(this.wrapperEl)},_applyCanvasStyle:function(t){var e=this.width||t.width,i=this.height||t.height;A.util.setStyle(t,{position:"absolute",width:e+"px",height:i+"px",left:0,top:0,"touch-action":this.allowTouchScrolling?"manipulation":"none","-ms-touch-action":this.allowTouchScrolling?"manipulation":"none"}),t.width=e,t.height=i,A.util.makeElementUnselectable(t)},_copyCanvasStyle:function(t,e){e.style.cssText=t.style.cssText},getSelectionContext:function(){return this.contextTop},getSelectionElement:function(){return this.upperCanvasEl},getActiveObject:function(){return this._activeObject},getActiveObjects:function(){var t=this._activeObject;return t?"activeSelection"===t.type&&t._objects?t._objects.slice(0):[t]:[]},_onObjectRemoved:function(t){t===this._activeObject&&(this.fire("before:selection:cleared",{target:t}),this._discardActiveObject(),this.fire("selection:cleared",{target:t}),t.fire("deselected")),t===this._hoveredTarget&&(this._hoveredTarget=null,this._hoveredTargets=[]),this.callSuper("_onObjectRemoved",t)},_fireSelectionEvents:function(t,e){var i=!1,n=this.getActiveObjects(),r=[],o=[];t.forEach((function(t){-1===n.indexOf(t)&&(i=!0,t.fire("deselected",{e,target:t}),o.push(t))})),n.forEach((function(n){-1===t.indexOf(n)&&(i=!0,n.fire("selected",{e,target:n}),r.push(n))})),t.length>0&&n.length>0?i&&this.fire("selection:updated",{e,selected:r,deselected:o}):n.length>0?this.fire("selection:created",{e,selected:r}):t.length>0&&this.fire("selection:cleared",{e,deselected:o})},setActiveObject:function(t,e){var i=this.getActiveObjects();return this._setActiveObject(t,e),this._fireSelectionEvents(i,e),this},_setActiveObject:function(t,e){return this._activeObject!==t&&!!this._discardActiveObject(e,t)&&!t.onSelect({e})&&(this._activeObject=t,!0)},_discardActiveObject:function(t,e){var i=this._activeObject;if(i){if(i.onDeselect({e:t,object:e}))return!1;this._activeObject=null}return!0},discardActiveObject:function(t){var e=this.getActiveObjects(),i=this.getActiveObject();return e.length&&this.fire("before:selection:cleared",{target:i,e:t}),this._discardActiveObject(t),this._fireSelectionEvents(e,t),this},dispose:function(){var t=this.wrapperEl;return this.removeListeners(),t.removeChild(this.upperCanvasEl),t.removeChild(this.lowerCanvasEl),this.contextCache=null,this.contextTop=null,["upperCanvasEl","cacheCanvasEl"].forEach(function(t){A.util.cleanUpJsdomNode(this[t]),this[t]=void 0}.bind(this)),t.parentNode&&t.parentNode.replaceChild(this.lowerCanvasEl,this.wrapperEl),delete this.wrapperEl,A.StaticCanvas.prototype.dispose.call(this),this},clear:function(){return this.discardActiveObject(),this.clearContext(this.contextTop),this.callSuper("clear")},drawControls:function(t){var e=this._activeObject;e&&e._renderControls(t)},_toObject:function(t,e,i){var n=this._realizeGroupTransformOnObject(t),r=this.callSuper("_toObject",t,e,i);return this._unwindGroupTransformOnObject(t,n),r},_realizeGroupTransformOnObject:function(t){if(t.group&&"activeSelection"===t.group.type&&this._activeObject===t.group){var e={};return["angle","flipX","flipY","left","scaleX","scaleY","skewX","skewY","top"].forEach((function(i){e[i]=t[i]})),A.util.addTransformToObject(t,this._activeObject.calcOwnMatrix()),e}return null},_unwindGroupTransformOnObject:function(t,e){e&&t.set(e)},_setSVGObject:function(t,e,i){var n=this._realizeGroupTransformOnObject(e);this.callSuper("_setSVGObject",t,e,i),this._unwindGroupTransformOnObject(e,n)},setViewportTransform:function(t){this.renderOnAddRemove&&this._activeObject&&this._activeObject.isEditing&&this._activeObject.clearContextTop(),A.StaticCanvas.prototype.setViewportTransform.call(this,t)}}),A.StaticCanvas)"prototype"!==n&&(A.Canvas[n]=A.StaticCanvas[n])}(),function(){var t=A.util.addListener,e=A.util.removeListener,i={passive:!1};function n(t,e){return t.button&&t.button===e-1}A.util.object.extend(A.Canvas.prototype,{mainTouchId:null,_initEventListeners:function(){this.removeListeners(),this._bindEvents(),this.addOrRemove(t,"add")},_getEventPrefix:function(){return this.enablePointerEvents?"pointer":"mouse"},addOrRemove:function(t,e){var n=this.upperCanvasEl,r=this._getEventPrefix();t(A.window,"resize",this._onResize),t(n,r+"down",this._onMouseDown),t(n,r+"move",this._onMouseMove,i),t(n,r+"out",this._onMouseOut),t(n,r+"enter",this._onMouseEnter),t(n,"wheel",this._onMouseWheel),t(n,"contextmenu",this._onContextMenu),t(n,"dblclick",this._onDoubleClick),t(n,"dragover",this._onDragOver),t(n,"dragenter",this._onDragEnter),t(n,"dragleave",this._onDragLeave),t(n,"drop",this._onDrop),this.enablePointerEvents||t(n,"touchstart",this._onTouchStart,i),"undefined"!=typeof eventjs&&e in eventjs&&(eventjs[e](n,"gesture",this._onGesture),eventjs[e](n,"drag",this._onDrag),eventjs[e](n,"orientation",this._onOrientationChange),eventjs[e](n,"shake",this._onShake),eventjs[e](n,"longpress",this._onLongPress))},removeListeners:function(){this.addOrRemove(e,"remove");var t=this._getEventPrefix();e(A.document,t+"up",this._onMouseUp),e(A.document,"touchend",this._onTouchEnd,i),e(A.document,t+"move",this._onMouseMove,i),e(A.document,"touchmove",this._onMouseMove,i)},_bindEvents:function(){this.eventsBound||(this._onMouseDown=this._onMouseDown.bind(this),this._onTouchStart=this._onTouchStart.bind(this),this._onMouseMove=this._onMouseMove.bind(this),this._onMouseUp=this._onMouseUp.bind(this),this._onTouchEnd=this._onTouchEnd.bind(this),this._onResize=this._onResize.bind(this),this._onGesture=this._onGesture.bind(this),this._onDrag=this._onDrag.bind(this),this._onShake=this._onShake.bind(this),this._onLongPress=this._onLongPress.bind(this),this._onOrientationChange=this._onOrientationChange.bind(this),this._onMouseWheel=this._onMouseWheel.bind(this),this._onMouseOut=this._onMouseOut.bind(this),this._onMouseEnter=this._onMouseEnter.bind(this),this._onContextMenu=this._onContextMenu.bind(this),this._onDoubleClick=this._onDoubleClick.bind(this),this._onDragOver=this._onDragOver.bind(this),this._onDragEnter=this._simpleEventHandler.bind(this,"dragenter"),this._onDragLeave=this._simpleEventHandler.bind(this,"dragleave"),this._onDrop=this._onDrop.bind(this),this.eventsBound=!0)},_onGesture:function(t,e){this.__onTransformGesture&&this.__onTransformGesture(t,e)},_onDrag:function(t,e){this.__onDrag&&this.__onDrag(t,e)},_onMouseWheel:function(t){this.__onMouseWheel(t)},_onMouseOut:function(t){var e=this._hoveredTarget;this.fire("mouse:out",{target:e,e:t}),this._hoveredTarget=null,e&&e.fire("mouseout",{e:t});var i=this;this._hoveredTargets.forEach((function(n){i.fire("mouse:out",{target:e,e:t}),n&&e.fire("mouseout",{e:t})})),this._hoveredTargets=[]},_onMouseEnter:function(t){this._currentTransform||this.findTarget(t)||(this.fire("mouse:over",{target:null,e:t}),this._hoveredTarget=null,this._hoveredTargets=[])},_onOrientationChange:function(t,e){this.__onOrientationChange&&this.__onOrientationChange(t,e)},_onShake:function(t,e){this.__onShake&&this.__onShake(t,e)},_onLongPress:function(t,e){this.__onLongPress&&this.__onLongPress(t,e)},_onDragOver:function(t){t.preventDefault();var e=this._simpleEventHandler("dragover",t);this._fireEnterLeaveEvents(e,t)},_onDrop:function(t){return this._simpleEventHandler("drop:before",t),this._simpleEventHandler("drop",t)},_onContextMenu:function(t){return this.stopContextMenu&&(t.stopPropagation(),t.preventDefault()),!1},_onDoubleClick:function(t){this._cacheTransformEventData(t),this._handleEvent(t,"dblclick"),this._resetTransformEventData(t)},getPointerId:function(t){var e=t.changedTouches;return e?e[0]&&e[0].identifier:this.enablePointerEvents?t.pointerId:-1},_isMainEvent:function(t){return!0===t.isPrimary||!1!==t.isPrimary&&("touchend"===t.type&&0===t.touches.length||!t.changedTouches||t.changedTouches[0].identifier===this.mainTouchId)},_onTouchStart:function(n){n.preventDefault(),null===this.mainTouchId&&(this.mainTouchId=this.getPointerId(n)),this.__onMouseDown(n),this._resetTransformEventData();var r=this.upperCanvasEl,o=this._getEventPrefix();t(A.document,"touchend",this._onTouchEnd,i),t(A.document,"touchmove",this._onMouseMove,i),e(r,o+"down",this._onMouseDown)},_onMouseDown:function(n){this.__onMouseDown(n),this._resetTransformEventData();var r=this.upperCanvasEl,o=this._getEventPrefix();e(r,o+"move",this._onMouseMove,i),t(A.document,o+"up",this._onMouseUp),t(A.document,o+"move",this._onMouseMove,i)},_onTouchEnd:function(n){if(!(n.touches.length>0)){this.__onMouseUp(n),this._resetTransformEventData(),this.mainTouchId=null;var r=this._getEventPrefix();e(A.document,"touchend",this._onTouchEnd,i),e(A.document,"touchmove",this._onMouseMove,i);var o=this;this._willAddMouseDown&&clearTimeout(this._willAddMouseDown),this._willAddMouseDown=setTimeout((function(){t(o.upperCanvasEl,r+"down",o._onMouseDown),o._willAddMouseDown=0}),400)}},_onMouseUp:function(n){this.__onMouseUp(n),this._resetTransformEventData();var r=this.upperCanvasEl,o=this._getEventPrefix();this._isMainEvent(n)&&(e(A.document,o+"up",this._onMouseUp),e(A.document,o+"move",this._onMouseMove,i),t(r,o+"move",this._onMouseMove,i))},_onMouseMove:function(t){!this.allowTouchScrolling&&t.preventDefault&&t.preventDefault(),this.__onMouseMove(t)},_onResize:function(){this.calcOffset()},_shouldRender:function(t){var e=this._activeObject;return!!(!!e!=!!t||e&&t&&e!==t)||(e&&e.isEditing,!1)},__onMouseUp:function(t){var e,i=this._currentTransform,r=this._groupSelector,o=!1,s=!r||0===r.left&&0===r.top;if(this._cacheTransformEventData(t),e=this._target,this._handleEvent(t,"up:before"),n(t,3))this.fireRightClick&&this._handleEvent(t,"up",3,s);else{if(n(t,2))return this.fireMiddleClick&&this._handleEvent(t,"up",2,s),void this._resetTransformEventData();if(this.isDrawingMode&&this._isCurrentlyDrawing)this._onMouseUpInDrawingMode(t);else if(this._isMainEvent(t)){if(i&&(this._finalizeCurrentTransform(t),o=i.actionPerformed),!s){var a=e===this._activeObject;this._maybeGroupObjects(t),o||(o=this._shouldRender(e)||!a&&e===this._activeObject)}var h,c;if(e){if(h=e._findTargetCorner(this.getPointer(t,!0),A.util.isTouchEvent(t)),e.selectable&&e!==this._activeObject&&"up"===e.activeOn)this.setActiveObject(e,t),o=!0;else{var l=e.controls[h],u=l&&l.getMouseUpHandler(t,e,l);u&&u(t,i,(c=this.getPointer(t)).x,c.y)}e.isMoving=!1}if(i&&(i.target!==e||i.corner!==h)){var f=i.target&&i.target.controls[i.corner],d=f&&f.getMouseUpHandler(t,e,l);c=c||this.getPointer(t),d&&d(t,i,c.x,c.y)}this._setCursorFromEvent(t,e),this._handleEvent(t,"up",1,s),this._groupSelector=null,this._currentTransform=null,e&&(e.__corner=0),o?this.requestRenderAll():s||this.renderTop()}}},_simpleEventHandler:function(t,e){var i=this.findTarget(e),n=this.targets,r={e,target:i,subTargets:n};if(this.fire(t,r),i&&i.fire(t,r),!n)return i;for(var o=0;o<n.length;o++)n[o].fire(t,r);return i},_handleEvent:function(t,e,i,n){var r=this._target,o=this.targets||[],s={e:t,target:r,subTargets:o,button:i||1,isClick:n||!1,pointer:this._pointer,absolutePointer:this._absolutePointer,transform:this._currentTransform};"up"===e&&(s.currentTarget=this.findTarget(t),s.currentSubTargets=this.targets),this.fire("mouse:"+e,s),r&&r.fire("mouse"+e,s);for(var a=0;a<o.length;a++)o[a].fire("mouse"+e,s)},_finalizeCurrentTransform:function(t){var e=this._currentTransform,i=e.target,n={e:t,target:i,transform:e,action:e.action};i._scaling&&(i._scaling=!1),i.setCoords(),(e.actionPerformed||this.stateful&&i.hasStateChanged())&&this._fire("modified",n)},_onMouseDownInDrawingMode:function(t){this._isCurrentlyDrawing=!0,this.getActiveObject()&&this.discardActiveObject(t).requestRenderAll();var e=this.getPointer(t);this.freeDrawingBrush.onMouseDown(e,{e:t,pointer:e}),this._handleEvent(t,"down")},_onMouseMoveInDrawingMode:function(t){if(this._isCurrentlyDrawing){var e=this.getPointer(t);this.freeDrawingBrush.onMouseMove(e,{e:t,pointer:e})}this.setCursor(this.freeDrawingCursor),this._handleEvent(t,"move")},_onMouseUpInDrawingMode:function(t){var e=this.getPointer(t);this._isCurrentlyDrawing=this.freeDrawingBrush.onMouseUp({e:t,pointer:e}),this._handleEvent(t,"up")},__onMouseDown:function(t){this._cacheTransformEventData(t),this._handleEvent(t,"down:before");var e=this._target;if(n(t,3))this.fireRightClick&&this._handleEvent(t,"down",3);else if(n(t,2))this.fireMiddleClick&&this._handleEvent(t,"down",2);else if(this.isDrawingMode)this._onMouseDownInDrawingMode(t);else if(this._isMainEvent(t)&&!this._currentTransform){var i=this._pointer;this._previousPointer=i;var r=this._shouldRender(e),o=this._shouldGroup(t,e);if(this._shouldClearSelection(t,e)?this.discardActiveObject(t):o&&(this._handleGrouping(t,e),e=this._activeObject),!this.selection||e&&(e.selectable||e.isEditing||e===this._activeObject)||(this._groupSelector={ex:this._absolutePointer.x,ey:this._absolutePointer.y,top:0,left:0}),e){var s=e===this._activeObject;e.selectable&&"down"===e.activeOn&&this.setActiveObject(e,t);var a=e._findTargetCorner(this.getPointer(t,!0),A.util.isTouchEvent(t));if(e.__corner=a,e===this._activeObject&&(a||!o)){this._setupCurrentTransform(t,e,s);var h=e.controls[a],c=(i=this.getPointer(t),h&&h.getMouseDownHandler(t,e,h));c&&c(t,this._currentTransform,i.x,i.y)}}this._handleEvent(t,"down"),(r||o)&&this.requestRenderAll()}},_resetTransformEventData:function(){this._target=null,this._pointer=null,this._absolutePointer=null},_cacheTransformEventData:function(t){this._resetTransformEventData(),this._pointer=this.getPointer(t,!0),this._absolutePointer=this.restorePointerVpt(this._pointer),this._target=this._currentTransform?this._currentTransform.target:this.findTarget(t)||null},_beforeTransform:function(t){var e=this._currentTransform;this.stateful&&e.target.saveState(),this.fire("before:transform",{e:t,transform:e})},__onMouseMove:function(t){var e,i;if(this._handleEvent(t,"move:before"),this._cacheTransformEventData(t),this.isDrawingMode)this._onMouseMoveInDrawingMode(t);else if(this._isMainEvent(t)){var n=this._groupSelector;n?(i=this._absolutePointer,n.left=i.x-n.ex,n.top=i.y-n.ey,this.renderTop()):this._currentTransform?this._transformObject(t):(e=this.findTarget(t)||null,this._setCursorFromEvent(t,e),this._fireOverOutEvents(e,t)),this._handleEvent(t,"move"),this._resetTransformEventData()}},_fireOverOutEvents:function(t,e){var i=this._hoveredTarget,n=this._hoveredTargets,r=this.targets,o=Math.max(n.length,r.length);this.fireSyntheticInOutEvents(t,e,{oldTarget:i,evtOut:"mouseout",canvasEvtOut:"mouse:out",evtIn:"mouseover",canvasEvtIn:"mouse:over"});for(var s=0;s<o;s++)this.fireSyntheticInOutEvents(r[s],e,{oldTarget:n[s],evtOut:"mouseout",evtIn:"mouseover"});this._hoveredTarget=t,this._hoveredTargets=this.targets.concat()},_fireEnterLeaveEvents:function(t,e){var i=this._draggedoverTarget,n=this._hoveredTargets,r=this.targets,o=Math.max(n.length,r.length);this.fireSyntheticInOutEvents(t,e,{oldTarget:i,evtOut:"dragleave",evtIn:"dragenter"});for(var s=0;s<o;s++)this.fireSyntheticInOutEvents(r[s],e,{oldTarget:n[s],evtOut:"dragleave",evtIn:"dragenter"});this._draggedoverTarget=t},fireSyntheticInOutEvents:function(t,e,i){var n,r,o,s=i.oldTarget,a=s!==t,h=i.canvasEvtIn,c=i.canvasEvtOut;a&&(n={e,target:t,previousTarget:s},r={e,target:s,nextTarget:t}),o=t&&a,s&&a&&(c&&this.fire(c,r),s.fire(i.evtOut,r)),o&&(h&&this.fire(h,n),t.fire(i.evtIn,n))},__onMouseWheel:function(t){this._cacheTransformEventData(t),this._handleEvent(t,"wheel"),this._resetTransformEventData()},_transformObject:function(t){var e=this.getPointer(t),i=this._currentTransform;i.reset=!1,i.shiftKey=t.shiftKey,i.altKey=t[this.centeredKey],this._performTransformAction(t,i,e),i.actionPerformed&&this.requestRenderAll()},_performTransformAction:function(t,e,i){var n=i.x,r=i.y,o=e.action,s=!1,a=e.actionHandler;a&&(s=a(t,e,n,r)),"drag"===o&&s&&(e.target.isMoving=!0,this.setCursor(e.target.moveCursor||this.moveCursor)),e.actionPerformed=e.actionPerformed||s},_fire:A.controlsUtils.fireEvent,_setCursorFromEvent:function(t,e){if(!e)return this.setCursor(this.defaultCursor),!1;var i=e.hoverCursor||this.hoverCursor,n=this._activeObject&&"activeSelection"===this._activeObject.type?this._activeObject:null,r=(!n||!n.contains(e))&&e._findTargetCorner(this.getPointer(t,!0));r?this.setCursor(this.getCornerCursor(r,e,t)):(e.subTargetCheck&&this.targets.concat().reverse().map((function(t){i=t.hoverCursor||i})),this.setCursor(i))},getCornerCursor:function(t,e,i){var n=e.controls[t];return n.cursorStyleHandler(i,n,e)}})}(),v=Math.min,y=Math.max,A.util.object.extend(A.Canvas.prototype,{_shouldGroup:function(t,e){var i=this._activeObject;return i&&this._isSelectionKeyPressed(t)&&e&&e.selectable&&this.selection&&(i!==e||"activeSelection"===i.type)&&!e.onSelect({e:t})},_handleGrouping:function(t,e){var i=this._activeObject;i.__corner||(e!==i||(e=this.findTarget(t,!0))&&e.selectable)&&(i&&"activeSelection"===i.type?this._updateActiveSelection(e,t):this._createActiveSelection(e,t))},_updateActiveSelection:function(t,e){var i=this._activeObject,n=i._objects.slice(0);i.contains(t)?(i.removeWithUpdate(t),this._hoveredTarget=t,this._hoveredTargets=this.targets.concat(),1===i.size()&&this._setActiveObject(i.item(0),e)):(i.addWithUpdate(t),this._hoveredTarget=i,this._hoveredTargets=this.targets.concat()),this._fireSelectionEvents(n,e)},_createActiveSelection:function(t,e){var i=this.getActiveObjects(),n=this._createGroup(t);this._hoveredTarget=n,this._setActiveObject(n,e),this._fireSelectionEvents(i,e)},_createGroup:function(t){var e=this._objects,i=e.indexOf(this._activeObject)<e.indexOf(t)?[this._activeObject,t]:[t,this._activeObject];return this._activeObject.isEditing&&this._activeObject.exitEditing(),new A.ActiveSelection(i,{canvas:this})},_groupSelectedObjects:function(t){var e,i=this._collectObjects(t);1===i.length?this.setActiveObject(i[0],t):i.length>1&&(e=new A.ActiveSelection(i.reverse(),{canvas:this}),this.setActiveObject(e,t))},_collectObjects:function(t){for(var e,i=[],n=this._groupSelector.ex,r=this._groupSelector.ey,o=n+this._groupSelector.left,s=r+this._groupSelector.top,a=new A.Point(v(n,o),v(r,s)),h=new A.Point(y(n,o),y(r,s)),c=!this.selectionFullyContained,l=n===o&&r===s,u=this._objects.length;u--&&!((e=this._objects[u])&&e.selectable&&e.visible&&(c&&e.intersectsWithRect(a,h,!0)||e.isContainedWithinRect(a,h,!0)||c&&e.containsPoint(a,null,!0)||c&&e.containsPoint(h,null,!0))&&(i.push(e),l)););return i.length>1&&(i=i.filter((function(e){return!e.onSelect({e:t})}))),i},_maybeGroupObjects:function(t){this.selection&&this._groupSelector&&this._groupSelectedObjects(t),this.setCursor(this.defaultCursor),this._groupSelector=null}}),A.util.object.extend(A.StaticCanvas.prototype,{toDataURL:function(t){t||(t={});var e=t.format||"png",i=t.quality||1,n=(t.multiplier||1)*(t.enableRetinaScaling?this.getRetinaScaling():1),r=this.toCanvasElement(n,t);return A.util.toDataURL(r,e,i)},toCanvasElement:function(t,e){t=t||1;var i=((e=e||{}).width||this.width)*t,n=(e.height||this.height)*t,r=this.getZoom(),o=this.width,s=this.height,a=r*t,h=this.viewportTransform,c=(h[4]-(e.left||0))*t,l=(h[5]-(e.top||0))*t,u=this.interactive,f=[a,0,0,a,c,l],d=this.enableRetinaScaling,p=A.util.createCanvasElement(),g=this.contextTop;return p.width=i,p.height=n,this.contextTop=null,this.enableRetinaScaling=!1,this.interactive=!1,this.viewportTransform=f,this.width=i,this.height=n,this.calcViewportBoundaries(),this.renderCanvas(p.getContext("2d"),this._objects),this.viewportTransform=h,this.width=o,this.height=s,this.calcViewportBoundaries(),this.interactive=u,this.enableRetinaScaling=d,this.contextTop=g,p}}),A.util.object.extend(A.StaticCanvas.prototype,{loadFromJSON:function(t,e,i){if(t){var n="string"==typeof t?JSON.parse(t):A.util.object.clone(t),r=this,o=n.clipPath,s=this.renderOnAddRemove;return this.renderOnAddRemove=!1,delete n.clipPath,this._enlivenObjects(n.objects,(function(t){r.clear(),r._setBgOverlay(n,(function(){o?r._enlivenObjects([o],(function(i){r.clipPath=i[0],r.__setupCanvas.call(r,n,t,s,e)})):r.__setupCanvas.call(r,n,t,s,e)}))}),i),this}},__setupCanvas:function(t,e,i,n){var r=this;e.forEach((function(t,e){r.insertAt(t,e)})),this.renderOnAddRemove=i,delete t.objects,delete t.backgroundImage,delete t.overlayImage,delete t.background,delete t.overlay,this._setOptions(t),this.renderAll(),n&&n()},_setBgOverlay:function(t,e){var i={backgroundColor:!1,overlayColor:!1,backgroundImage:!1,overlayImage:!1};if(t.backgroundImage||t.overlayImage||t.background||t.overlay){var n=function(){i.backgroundImage&&i.overlayImage&&i.backgroundColor&&i.overlayColor&&e&&e()};this.__setBgOverlay("backgroundImage",t.backgroundImage,i,n),this.__setBgOverlay("overlayImage",t.overlayImage,i,n),this.__setBgOverlay("backgroundColor",t.background,i,n),this.__setBgOverlay("overlayColor",t.overlay,i,n)}else e&&e()},__setBgOverlay:function(t,e,i,n){var r=this;if(!e)return i[t]=!0,void(n&&n());"backgroundImage"===t||"overlayImage"===t?A.util.enlivenObjects([e],(function(e){r[t]=e[0],i[t]=!0,n&&n()})):this["set"+A.util.string.capitalize(t,!0)](e,(function(){i[t]=!0,n&&n()}))},_enlivenObjects:function(t,e,i){t&&0!==t.length?A.util.enlivenObjects(t,(function(t){e&&e(t)}),null,i):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,e){var i=JSON.stringify(this.toJSON(e));this.cloneWithoutData((function(e){e.loadFromJSON(i,(function(){t&&t(e)}))}))},cloneWithoutData:function(t){var e=A.util.createCanvasElement();e.width=this.width,e.height=this.height;var i=new A.Canvas(e);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(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,n=e.util.object.clone,r=e.util.toFixed,o=e.util.string.capitalize,s=e.util.degreesToRadians,a=!e.isLikelyNode;e.Object||(e.Object=e.util.createClass(e.CommonMethods,{type:"object",originX:"left",originY:"top",top:0,left:0,width:0,height:0,scaleX:1,scaleY:1,flipX:!1,flipY:!1,opacity:1,angle:0,skewX:0,skewY:0,cornerSize:13,touchCornerSize:24,transparentCorners:!0,hoverCursor:null,moveCursor:null,padding:0,borderColor:"rgb(178,204,255)",borderDashArray:null,cornerColor:"rgb(178,204,255)",cornerStrokeColor:null,cornerStyle:"rect",cornerDashArray:null,centeredScaling:!1,centeredRotation:!0,fill:"rgb(0,0,0)",fillRule:"nonzero",globalCompositeOperation:"source-over",backgroundColor:"",selectionBackgroundColor:"",stroke:null,strokeWidth:1,strokeDashArray:null,strokeDashOffset:0,strokeLineCap:"butt",strokeLineJoin:"miter",strokeMiterLimit:4,shadow:null,borderOpacityWhenMoving:.4,borderScaleFactor:1,minScaleLimit:0,selectable:!0,evented:!0,visible:!0,hasControls:!0,hasBorders:!0,perPixelTargetFind:!1,includeDefaultValues:!0,lockMovementX:!1,lockMovementY:!1,lockRotation:!1,lockScalingX:!1,lockScalingY:!1,lockSkewingX:!1,lockSkewingY:!1,lockScalingFlip:!1,excludeFromExport:!1,objectCaching:a,statefullCache:!1,noScaleCache:!0,strokeUniform:!1,dirty:!0,__corner:0,paintFirst:"fill",activeOn:"down",stateProperties:"top left width height scaleX scaleY flipX flipY originX originY transformMatrix stroke strokeWidth strokeDashArray strokeLineCap strokeDashOffset strokeLineJoin strokeMiterLimit angle opacity fill globalCompositeOperation shadow visible backgroundColor skewX skewY fillRule paintFirst clipPath strokeUniform".split(" "),cacheProperties:"fill stroke strokeWidth strokeDashArray width height paintFirst strokeUniform strokeLineCap strokeDashOffset strokeLineJoin strokeMiterLimit backgroundColor clipPath".split(" "),colorProperties:"fill stroke backgroundColor".split(" "),clipPath:void 0,inverted:!1,absolutePositioned:!1,initialize:function(t){t&&this.setOptions(t)},_createCacheCanvas:function(){this._cacheProperties={},this._cacheCanvas=e.util.createCanvasElement(),this._cacheContext=this._cacheCanvas.getContext("2d"),this._updateCacheCanvas(),this.dirty=!0},_limitCacheSize:function(t){var i=e.perfLimitSizeTotal,n=t.width,r=t.height,o=e.maxCacheSideLimit,s=e.minCacheSideLimit;if(n<=o&&r<=o&&n*r<=i)return n<s&&(t.width=s),r<s&&(t.height=s),t;var a=n/r,h=e.util.limitDimsByArea(a,i),c=e.util.capValue,l=c(s,h.x,o),u=c(s,h.y,o);return n>l&&(t.zoomX/=n/l,t.width=l,t.capped=!0),r>u&&(t.zoomY/=r/u,t.height=u,t.capped=!0),t},_getCacheCanvasDimensions:function(){var t=this.getTotalObjectScaling(),e=this._getTransformedDimensions(0,0),i=e.x*t.scaleX/this.scaleX,n=e.y*t.scaleY/this.scaleY;return{width:i+2,height:n+2,zoomX:t.scaleX,zoomY:t.scaleY,x:i,y:n}},_updateCacheCanvas:function(){var t=this.canvas;if(this.noScaleCache&&t&&t._currentTransform){var i=t._currentTransform.target,n=t._currentTransform.action;if(this===i&&n.slice&&"scale"===n.slice(0,5))return!1}var r,o,s=this._cacheCanvas,a=this._limitCacheSize(this._getCacheCanvasDimensions()),h=e.minCacheSideLimit,c=a.width,l=a.height,u=a.zoomX,f=a.zoomY,d=c!==this.cacheWidth||l!==this.cacheHeight,p=this.zoomX!==u||this.zoomY!==f,g=d||p,m=0,v=0,y=!1;if(d){var b=this._cacheCanvas.width,w=this._cacheCanvas.height,x=c>b||l>w;y=x||(c<.9*b||l<.9*w)&&b>h&&w>h,x&&!a.capped&&(c>h||l>h)&&(m=.1*c,v=.1*l)}return this instanceof e.Text&&this.path&&(g=!0,y=!0,m+=this.getHeightOfLine(0)*this.zoomX,v+=this.getHeightOfLine(0)*this.zoomY),!!g&&(y?(s.width=Math.ceil(c+m),s.height=Math.ceil(l+v)):(this._cacheContext.setTransform(1,0,0,1,0,0),this._cacheContext.clearRect(0,0,s.width,s.height)),r=a.x/2,o=a.y/2,this.cacheTranslationX=Math.round(s.width/2-r)+r,this.cacheTranslationY=Math.round(s.height/2-o)+o,this.cacheWidth=c,this.cacheHeight=l,this._cacheContext.translate(this.cacheTranslationX,this.cacheTranslationY),this._cacheContext.scale(u,f),this.zoomX=u,this.zoomY=f,!0)},setOptions:function(t){this._setOptions(t),this._initGradient(t.fill,"fill"),this._initGradient(t.stroke,"stroke"),this._initPattern(t.fill,"fill"),this._initPattern(t.stroke,"stroke")},transform:function(t){var e=this.group&&!this.group._transformDone||this.group&&this.canvas&&t===this.canvas.contextTop,i=this.calcTransformMatrix(!e);t.transform(i[0],i[1],i[2],i[3],i[4],i[5])},toObject:function(t){var i=e.Object.NUM_FRACTION_DIGITS,n={type:this.type,version:e.version,originX:this.originX,originY:this.originY,left:r(this.left,i),top:r(this.top,i),width:r(this.width,i),height:r(this.height,i),fill:this.fill&&this.fill.toObject?this.fill.toObject():this.fill,stroke:this.stroke&&this.stroke.toObject?this.stroke.toObject():this.stroke,strokeWidth:r(this.strokeWidth,i),strokeDashArray:this.strokeDashArray?this.strokeDashArray.concat():this.strokeDashArray,strokeLineCap:this.strokeLineCap,strokeDashOffset:this.strokeDashOffset,strokeLineJoin:this.strokeLineJoin,strokeUniform:this.strokeUniform,strokeMiterLimit:r(this.strokeMiterLimit,i),scaleX:r(this.scaleX,i),scaleY:r(this.scaleY,i),angle:r(this.angle,i),flipX:this.flipX,flipY:this.flipY,opacity:r(this.opacity,i),shadow:this.shadow&&this.shadow.toObject?this.shadow.toObject():this.shadow,visible:this.visible,backgroundColor:this.backgroundColor,fillRule:this.fillRule,paintFirst:this.paintFirst,globalCompositeOperation:this.globalCompositeOperation,skewX:r(this.skewX,i),skewY:r(this.skewY,i)};return this.clipPath&&!this.clipPath.excludeFromExport&&(n.clipPath=this.clipPath.toObject(t),n.clipPath.inverted=this.clipPath.inverted,n.clipPath.absolutePositioned=this.clipPath.absolutePositioned),e.util.populateWithProperties(this,n,t),this.includeDefaultValues||(n=this._removeDefaultValues(n)),n},toDatalessObject:function(t){return this.toObject(t)},_removeDefaultValues:function(t){var i=e.util.getKlass(t.type).prototype;return i.stateProperties.forEach((function(e){"left"!==e&&"top"!==e&&(t[e]===i[e]&&delete t[e],Array.isArray(t[e])&&Array.isArray(i[e])&&0===t[e].length&&0===i[e].length&&delete t[e])})),t},toString:function(){return"#<fabric."+o(this.type)+">"},getObjectScaling:function(){if(!this.group)return{scaleX:this.scaleX,scaleY:this.scaleY};var t=e.util.qrDecompose(this.calcTransformMatrix());return{scaleX:Math.abs(t.scaleX),scaleY:Math.abs(t.scaleY)}},getTotalObjectScaling:function(){var t=this.getObjectScaling(),e=t.scaleX,i=t.scaleY;if(this.canvas){var n=this.canvas.getZoom(),r=this.canvas.getRetinaScaling();e*=n*r,i*=n*r}return{scaleX:e,scaleY:i}},getObjectOpacity:function(){var t=this.opacity;return this.group&&(t*=this.group.getObjectOpacity()),t},_set:function(t,i){var n="scaleX"===t||"scaleY"===t,r=this[t]!==i,o=!1;return n&&(i=this._constrainScale(i)),"scaleX"===t&&i<0?(this.flipX=!this.flipX,i*=-1):"scaleY"===t&&i<0?(this.flipY=!this.flipY,i*=-1):"shadow"!==t||!i||i instanceof e.Shadow?"dirty"===t&&this.group&&this.group.set("dirty",i):i=new e.Shadow(i),this[t]=i,r&&(o=this.group&&this.group.isOnACache(),this.cacheProperties.indexOf(t)>-1?(this.dirty=!0,o&&this.group.set("dirty",!0)):o&&this.stateProperties.indexOf(t)>-1&&this.group.set("dirty",!0)),this},setOnGroup:function(){},getViewportTransform:function(){return this.canvas&&this.canvas.viewportTransform?this.canvas.viewportTransform:e.iMatrix.concat()},isNotVisible:function(){return 0===this.opacity||!this.width&&!this.height&&0===this.strokeWidth||!this.visible},render:function(t){this.isNotVisible()||this.canvas&&this.canvas.skipOffscreen&&!this.group&&!this.isOnScreen()||(t.save(),this._setupCompositeOperation(t),this.drawSelectionBackground(t),this.transform(t),this._setOpacity(t),this._setShadow(t,this),this.shouldCache()?(this.renderCache(),this.drawCacheOnCanvas(t)):(this._removeCacheCanvas(),this.dirty=!1,this.drawObject(t),this.objectCaching&&this.statefullCache&&this.saveState({propertySet:"cacheProperties"})),t.restore())},renderCache:function(t){t=t||{},this._cacheCanvas&&this._cacheContext||this._createCacheCanvas(),this.isCacheDirty()&&(this.statefullCache&&this.saveState({propertySet:"cacheProperties"}),this.drawObject(this._cacheContext,t.forClipping),this.dirty=!1)},_removeCacheCanvas:function(){this._cacheCanvas=null,this._cacheContext=null,this.cacheWidth=0,this.cacheHeight=0},hasStroke:function(){return this.stroke&&"transparent"!==this.stroke&&0!==this.strokeWidth},hasFill:function(){return this.fill&&"transparent"!==this.fill},needsItsOwnCache:function(){return!("stroke"!==this.paintFirst||!this.hasFill()||!this.hasStroke()||"object"!=typeof this.shadow)||!!this.clipPath},shouldCache:function(){return this.ownCaching=this.needsItsOwnCache()||this.objectCaching&&(!this.group||!this.group.isOnACache()),this.ownCaching},willDrawShadow:function(){return!!this.shadow&&(0!==this.shadow.offsetX||0!==this.shadow.offsetY)},drawClipPathOnCache:function(t,i){if(t.save(),i.inverted?t.globalCompositeOperation="destination-out":t.globalCompositeOperation="destination-in",i.absolutePositioned){var n=e.util.invertTransform(this.calcTransformMatrix());t.transform(n[0],n[1],n[2],n[3],n[4],n[5])}i.transform(t),t.scale(1/i.zoomX,1/i.zoomY),t.drawImage(i._cacheCanvas,-i.cacheTranslationX,-i.cacheTranslationY),t.restore()},drawObject:function(t,e){var i=this.fill,n=this.stroke;e?(this.fill="black",this.stroke="",this._setClippingProperties(t)):this._renderBackground(t),this._render(t),this._drawClipPath(t,this.clipPath),this.fill=i,this.stroke=n},_drawClipPath:function(t,e){e&&(e.canvas=this.canvas,e.shouldCache(),e._transformDone=!0,e.renderCache({forClipping:!0}),this.drawClipPathOnCache(t,e))},drawCacheOnCanvas:function(t){t.scale(1/this.zoomX,1/this.zoomY),t.drawImage(this._cacheCanvas,-this.cacheTranslationX,-this.cacheTranslationY)},isCacheDirty:function(t){if(this.isNotVisible())return!1;if(this._cacheCanvas&&this._cacheContext&&!t&&this._updateCacheCanvas())return!0;if(this.dirty||this.clipPath&&this.clipPath.absolutePositioned||this.statefullCache&&this.hasStateChanged("cacheProperties")){if(this._cacheCanvas&&this._cacheContext&&!t){var e=this.cacheWidth/this.zoomX,i=this.cacheHeight/this.zoomY;this._cacheContext.clearRect(-e/2,-i/2,e,i)}return!0}return!1},_renderBackground:function(t){if(this.backgroundColor){var e=this._getNonTransformedDimensions();t.fillStyle=this.backgroundColor,t.fillRect(-e.x/2,-e.y/2,e.x,e.y),this._removeShadow(t)}},_setOpacity:function(t){this.group&&!this.group._transformDone?t.globalAlpha=this.getObjectOpacity():t.globalAlpha*=this.opacity},_setStrokeStyles:function(t,e){var i=e.stroke;i&&(t.lineWidth=e.strokeWidth,t.lineCap=e.strokeLineCap,t.lineDashOffset=e.strokeDashOffset,t.lineJoin=e.strokeLineJoin,t.miterLimit=e.strokeMiterLimit,i.toLive?"percentage"===i.gradientUnits||i.gradientTransform||i.patternTransform?this._applyPatternForTransformedGradient(t,i):(t.strokeStyle=i.toLive(t,this),this._applyPatternGradientTransform(t,i)):t.strokeStyle=e.stroke)},_setFillStyles:function(t,e){var i=e.fill;i&&(i.toLive?(t.fillStyle=i.toLive(t,this),this._applyPatternGradientTransform(t,e.fill)):t.fillStyle=i)},_setClippingProperties:function(t){t.globalAlpha=1,t.strokeStyle="transparent",t.fillStyle="#000000"},_setLineDash:function(t,e){e&&0!==e.length&&(1&e.length&&e.push.apply(e,e),t.setLineDash(e))},_renderControls:function(t,i){var n,r,o,a=this.getViewportTransform(),h=this.calcTransformMatrix();r=void 0!==(i=i||{}).hasBorders?i.hasBorders:this.hasBorders,o=void 0!==i.hasControls?i.hasControls:this.hasControls,h=e.util.multiplyTransformMatrices(a,h),n=e.util.qrDecompose(h),t.save(),t.translate(n.translateX,n.translateY),t.lineWidth=1*this.borderScaleFactor,this.group||(t.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1),this.flipX&&(n.angle-=180),t.rotate(s(this.group?n.angle:this.angle)),i.forActiveSelection||this.group?r&&this.drawBordersInGroup(t,n,i):r&&this.drawBorders(t,i),o&&this.drawControls(t,i),t.restore()},_setShadow:function(t){if(this.shadow){var i,n=this.shadow,r=this.canvas,o=r&&r.viewportTransform[0]||1,s=r&&r.viewportTransform[3]||1;i=n.nonScaling?{scaleX:1,scaleY:1}:this.getObjectScaling(),r&&r._isRetinaScaling()&&(o*=e.devicePixelRatio,s*=e.devicePixelRatio),t.shadowColor=n.color,t.shadowBlur=n.blur*e.browserShadowBlurConstant*(o+s)*(i.scaleX+i.scaleY)/4,t.shadowOffsetX=n.offsetX*o*i.scaleX,t.shadowOffsetY=n.offsetY*s*i.scaleY}},_removeShadow:function(t){this.shadow&&(t.shadowColor="",t.shadowBlur=t.shadowOffsetX=t.shadowOffsetY=0)},_applyPatternGradientTransform:function(t,e){if(!e||!e.toLive)return{offsetX:0,offsetY:0};var i=e.gradientTransform||e.patternTransform,n=-this.width/2+e.offsetX||0,r=-this.height/2+e.offsetY||0;return"percentage"===e.gradientUnits?t.transform(this.width,0,0,this.height,n,r):t.transform(1,0,0,1,n,r),i&&t.transform(i[0],i[1],i[2],i[3],i[4],i[5]),{offsetX:n,offsetY:r}},_renderPaintInOrder:function(t){"stroke"===this.paintFirst?(this._renderStroke(t),this._renderFill(t)):(this._renderFill(t),this._renderStroke(t))},_render:function(){},_renderFill:function(t){this.fill&&(t.save(),this._setFillStyles(t,this),"evenodd"===this.fillRule?t.fill("evenodd"):t.fill(),t.restore())},_renderStroke:function(t){if(this.stroke&&0!==this.strokeWidth){if(this.shadow&&!this.shadow.affectStroke&&this._removeShadow(t),t.save(),this.strokeUniform&&this.group){var e=this.getObjectScaling();t.scale(1/e.scaleX,1/e.scaleY)}else this.strokeUniform&&t.scale(1/this.scaleX,1/this.scaleY);this._setLineDash(t,this.strokeDashArray),this._setStrokeStyles(t,this),t.stroke(),t.restore()}},_applyPatternForTransformedGradient:function(t,i){var n,r=this._limitCacheSize(this._getCacheCanvasDimensions()),o=e.util.createCanvasElement(),s=this.canvas.getRetinaScaling(),a=r.x/this.scaleX/s,h=r.y/this.scaleY/s;o.width=a,o.height=h,(n=o.getContext("2d")).beginPath(),n.moveTo(0,0),n.lineTo(a,0),n.lineTo(a,h),n.lineTo(0,h),n.closePath(),n.translate(a/2,h/2),n.scale(r.zoomX/this.scaleX/s,r.zoomY/this.scaleY/s),this._applyPatternGradientTransform(n,i),n.fillStyle=i.toLive(t),n.fill(),t.translate(-this.width/2-this.strokeWidth/2,-this.height/2-this.strokeWidth/2),t.scale(s*this.scaleX/r.zoomX,s*this.scaleY/r.zoomY),t.strokeStyle=n.createPattern(o,"no-repeat")},_findCenterFromElement:function(){return{x:this.left+this.width/2,y:this.top+this.height/2}},_assignTransformMatrixProps:function(){if(this.transformMatrix){var t=e.util.qrDecompose(this.transformMatrix);this.flipX=!1,this.flipY=!1,this.set("scaleX",t.scaleX),this.set("scaleY",t.scaleY),this.angle=t.angle,this.skewX=t.skewX,this.skewY=0}},_removeTransformMatrix:function(t){var i=this._findCenterFromElement();this.transformMatrix&&(this._assignTransformMatrixProps(),i=e.util.transformPoint(i,this.transformMatrix)),this.transformMatrix=null,t&&(this.scaleX*=t.scaleX,this.scaleY*=t.scaleY,this.cropX=t.cropX,this.cropY=t.cropY,i.x+=t.offsetLeft,i.y+=t.offsetTop,this.width=t.width,this.height=t.height),this.setPositionByOrigin(i,"center","center")},clone:function(t,i){var n=this.toObject(i);this.constructor.fromObject?this.constructor.fromObject(n,t):e.Object._fromObject("Object",n,t)},cloneAsImage:function(t,i){var n=this.toCanvasElement(i);return t&&t(new e.Image(n)),this},toCanvasElement:function(t){t||(t={});var i=e.util,n=i.saveObjectTransform(this),r=this.group,o=this.shadow,s=Math.abs,a=(t.multiplier||1)*(t.enableRetinaScaling?e.devicePixelRatio:1);delete this.group,t.withoutTransform&&i.resetObjectTransform(this),t.withoutShadow&&(this.shadow=null);var h,c,l,u,f=e.util.createCanvasElement(),d=this.getBoundingRect(!0,!0),p=this.shadow,g={x:0,y:0};p&&(c=p.blur,h=p.nonScaling?{scaleX:1,scaleY:1}:this.getObjectScaling(),g.x=2*Math.round(s(p.offsetX)+c)*s(h.scaleX),g.y=2*Math.round(s(p.offsetY)+c)*s(h.scaleY)),l=d.width+g.x,u=d.height+g.y,f.width=Math.ceil(l),f.height=Math.ceil(u);var m=new e.StaticCanvas(f,{enableRetinaScaling:!1,renderOnAddRemove:!1,skipOffscreen:!1});"jpeg"===t.format&&(m.backgroundColor="#fff"),this.setPositionByOrigin(new e.Point(m.width/2,m.height/2),"center","center");var v=this.canvas;m.add(this);var y=m.toCanvasElement(a||1,t);return this.shadow=o,this.set("canvas",v),r&&(this.group=r),this.set(n).setCoords(),m._objects=[],m.dispose(),m=null,y},toDataURL:function(t){return t||(t={}),e.util.toDataURL(this.toCanvasElement(t),t.format||"png",t.quality||1)},isType:function(t){return arguments.length>1?Array.from(arguments).includes(this.type):this.type===t},complexity:function(){return 1},toJSON:function(t){return this.toObject(t)},rotate:function(t){var e=("center"!==this.originX||"center"!==this.originY)&&this.centeredRotation;return e&&this._setOriginToCenter(),this.set("angle",t),e&&this._resetOrigin(),this},centerH:function(){return this.canvas&&this.canvas.centerObjectH(this),this},viewportCenterH:function(){return this.canvas&&this.canvas.viewportCenterObjectH(this),this},centerV:function(){return this.canvas&&this.canvas.centerObjectV(this),this},viewportCenterV:function(){return this.canvas&&this.canvas.viewportCenterObjectV(this),this},center:function(){return this.canvas&&this.canvas.centerObject(this),this},viewportCenter:function(){return this.canvas&&this.canvas.viewportCenterObject(this),this},getLocalPointer:function(t,i){i=i||this.canvas.getPointer(t);var n=new e.Point(i.x,i.y),r=this._getLeftTopCoords();return this.angle&&(n=e.util.rotatePoint(n,r,s(-this.angle))),{x:n.x-r.x,y:n.y-r.y}},_setupCompositeOperation:function(t){this.globalCompositeOperation&&(t.globalCompositeOperation=this.globalCompositeOperation)},dispose:function(){e.runningAnimations&&e.runningAnimations.cancelByTarget(this)}}),e.util.createAccessors&&e.util.createAccessors(e.Object),i(e.Object.prototype,e.Observable),e.Object.NUM_FRACTION_DIGITS=2,e.Object.ENLIVEN_PROPS=["clipPath"],e.Object._fromObject=function(t,i,r,o){var s=e[t];i=n(i,!0),e.util.enlivenPatterns([i.fill,i.stroke],(function(t){void 0!==t[0]&&(i.fill=t[0]),void 0!==t[1]&&(i.stroke=t[1]),e.util.enlivenObjectEnlivables(i,i,(function(){var t=o?new s(i[o],i):new s(i);r&&r(t)}))}))},e.Object.__uid=0)}(e),b=A.util.degreesToRadians,w={left:-.5,center:0,right:.5},x={top:-.5,center:0,bottom:.5},A.util.object.extend(A.Object.prototype,{translateToGivenOrigin:function(t,e,i,n,r){var o,s,a,h=t.x,c=t.y;return"string"==typeof e?e=w[e]:e-=.5,"string"==typeof n?n=w[n]:n-=.5,"string"==typeof i?i=x[i]:i-=.5,"string"==typeof r?r=x[r]:r-=.5,s=r-i,((o=n-e)||s)&&(a=this._getTransformedDimensions(),h=t.x+o*a.x,c=t.y+s*a.y),new A.Point(h,c)},translateToCenterPoint:function(t,e,i){var n=this.translateToGivenOrigin(t,e,i,"center","center");return this.angle?A.util.rotatePoint(n,t,b(this.angle)):n},translateToOriginPoint:function(t,e,i){var n=this.translateToGivenOrigin(t,"center","center",e,i);return this.angle?A.util.rotatePoint(n,t,b(this.angle)):n},getCenterPoint:function(){var t=new A.Point(this.left,this.top);return this.translateToCenterPoint(t,this.originX,this.originY)},getPointByOrigin:function(t,e){var i=this.getCenterPoint();return this.translateToOriginPoint(i,t,e)},toLocalPoint:function(t,e,i){var n,r,o=this.getCenterPoint();return n=void 0!==e&&void 0!==i?this.translateToGivenOrigin(o,"center","center",e,i):new A.Point(this.left,this.top),r=new A.Point(t.x,t.y),this.angle&&(r=A.util.rotatePoint(r,o,-b(this.angle))),r.subtractEquals(n)},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(t){var e,i,n=b(this.angle),r=this.getScaledWidth(),o=A.util.cos(n)*r,s=A.util.sin(n)*r;e="string"==typeof this.originX?w[this.originX]:this.originX-.5,i="string"==typeof t?w[t]:t-.5,this.left+=o*(i-e),this.top+=s*(i-e),this.setCoords(),this.originX=t},_setOriginToCenter:function(){this._originalOriginX=this.originX,this._originalOriginY=this.originY;var t=this.getCenterPoint();this.originX="center",this.originY="center",this.left=t.x,this.top=t.y},_resetOrigin:function(){var t=this.translateToOriginPoint(this.getCenterPoint(),this._originalOriginX,this._originalOriginY);this.originX=this._originalOriginX,this.originY=this._originalOriginY,this.left=t.x,this.top=t.y,this._originalOriginX=null,this._originalOriginY=null},_getLeftTopCoords:function(){return this.translateToOriginPoint(this.getCenterPoint(),"left","top")}}),function(){var t=A.util,e=t.degreesToRadians,i=t.multiplyTransformMatrices,n=t.transformPoint;t.object.extend(A.Object.prototype,{oCoords:null,aCoords:null,lineCoords:null,ownMatrixCache:null,matrixCache:null,controls:{},_getCoords:function(t,e){return e?t?this.calcACoords():this.calcLineCoords():(this.aCoords&&this.lineCoords||this.setCoords(!0),t?this.aCoords:this.lineCoords)},getCoords:function(t,e){return i=this._getCoords(t,e),[new A.Point(i.tl.x,i.tl.y),new A.Point(i.tr.x,i.tr.y),new A.Point(i.br.x,i.br.y),new A.Point(i.bl.x,i.bl.y)];var i},intersectsWithRect:function(t,e,i,n){var r=this.getCoords(i,n);return"Intersection"===A.Intersection.intersectPolygonRectangle(r,t,e).status},intersectsWithObject:function(t,e,i){return"Intersection"===A.Intersection.intersectPolygonPolygon(this.getCoords(e,i),t.getCoords(e,i)).status||t.isContainedWithinObject(this,e,i)||this.isContainedWithinObject(t,e,i)},isContainedWithinObject:function(t,e,i){for(var n=this.getCoords(e,i),r=e?t.aCoords:t.lineCoords,o=0,s=t._getImageLines(r);o<4;o++)if(!t.containsPoint(n[o],s))return!1;return!0},isContainedWithinRect:function(t,e,i,n){var r=this.getBoundingRect(i,n);return r.left>=t.x&&r.left+r.width<=e.x&&r.top>=t.y&&r.top+r.height<=e.y},containsPoint:function(t,e,i,n){var r=this._getCoords(i,n),o=(e=e||this._getImageLines(r),this._findCrossPoints(t,e));return 0!==o&&o%2==1},isOnScreen:function(t){if(!this.canvas)return!1;var e=this.canvas.vptCoords.tl,i=this.canvas.vptCoords.br;return!!this.getCoords(!0,t).some((function(t){return t.x<=i.x&&t.x>=e.x&&t.y<=i.y&&t.y>=e.y}))||!!this.intersectsWithRect(e,i,!0,t)||this._containsCenterOfCanvas(e,i,t)},_containsCenterOfCanvas:function(t,e,i){var n={x:(t.x+e.x)/2,y:(t.y+e.y)/2};return!!this.containsPoint(n,null,!0,i)},isPartiallyOnScreen:function(t){if(!this.canvas)return!1;var e=this.canvas.vptCoords.tl,i=this.canvas.vptCoords.br;return!!this.intersectsWithRect(e,i,!0,t)||this.getCoords(!0,t).every((function(t){return(t.x>=i.x||t.x<=e.x)&&(t.y>=i.y||t.y<=e.y)}))&&this._containsCenterOfCanvas(e,i,t)},_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}}},_findCrossPoints:function(t,e){var i,n,r,o=0;for(var s in e)if(!((r=e[s]).o.y<t.y&&r.d.y<t.y||r.o.y>=t.y&&r.d.y>=t.y||(r.o.x===r.d.x&&r.o.x>=t.x?n=r.o.x:(i=(r.d.y-r.o.y)/(r.d.x-r.o.x),n=-(t.y-0*t.x-(r.o.y-i*r.o.x))/(0-i)),n>=t.x&&(o+=1),2!==o)))break;return o},getBoundingRect:function(e,i){var n=this.getCoords(e,i);return t.makeBoundingBoxFromPoints(n)},getScaledWidth:function(){return this._getTransformedDimensions().x},getScaledHeight:function(){return this._getTransformedDimensions().y},_constrainScale:function(t){return Math.abs(t)<this.minScaleLimit?t<0?-this.minScaleLimit:this.minScaleLimit:0===t?1e-4:t},scale:function(t){return this._set("scaleX",t),this._set("scaleY",t),this.setCoords()},scaleToWidth:function(t,e){var i=this.getBoundingRect(e).width/this.getScaledWidth();return this.scale(t/this.width/i)},scaleToHeight:function(t,e){var i=this.getBoundingRect(e).height/this.getScaledHeight();return this.scale(t/this.height/i)},calcLineCoords:function(){var i=this.getViewportTransform(),r=this.padding,o=e(this.angle),s=t.cos(o)*r,a=t.sin(o)*r,h=s+a,c=s-a,l=this.calcACoords(),u={tl:n(l.tl,i),tr:n(l.tr,i),bl:n(l.bl,i),br:n(l.br,i)};return r&&(u.tl.x-=c,u.tl.y-=h,u.tr.x+=h,u.tr.y-=c,u.bl.x-=h,u.bl.y+=c,u.br.x+=c,u.br.y+=h),u},calcOCoords:function(){var t=this._calcRotateMatrix(),e=this._calcTranslateMatrix(),n=this.getViewportTransform(),r=i(n,e),o=i(r,t),s=(o=i(o,[1/n[0],0,0,1/n[3],0,0]),this._calculateCurrentDimensions()),a={};return this.forEachControl((function(t,e,i){a[e]=t.positionHandler(s,o,i)})),a},calcACoords:function(){var t=this._calcRotateMatrix(),e=this._calcTranslateMatrix(),r=i(e,t),o=this._getTransformedDimensions(),s=o.x/2,a=o.y/2;return{tl:n({x:-s,y:-a},r),tr:n({x:s,y:-a},r),bl:n({x:-s,y:a},r),br:n({x:s,y:a},r)}},setCoords:function(t){return this.aCoords=this.calcACoords(),this.lineCoords=this.group?this.aCoords:this.calcLineCoords(),t||(this.oCoords=this.calcOCoords(),this._setCornerCoords&&this._setCornerCoords()),this},_calcRotateMatrix:function(){return t.calcRotateMatrix(this)},_calcTranslateMatrix:function(){var t=this.getCenterPoint();return[1,0,0,1,t.x,t.y]},transformMatrixKey:function(t){var e="_",i="";return!t&&this.group&&(i=this.group.transformMatrixKey(t)+e),i+this.top+e+this.left+e+this.scaleX+e+this.scaleY+e+this.skewX+e+this.skewY+e+this.angle+e+this.originX+e+this.originY+e+this.width+e+this.height+e+this.strokeWidth+this.flipX+this.flipY},calcTransformMatrix:function(t){var e=this.calcOwnMatrix();if(t||!this.group)return e;var n=this.transformMatrixKey(t),r=this.matrixCache||(this.matrixCache={});return r.key===n?r.value:(this.group&&(e=i(this.group.calcTransformMatrix(!1),e)),r.key=n,r.value=e,e)},calcOwnMatrix:function(){var e=this.transformMatrixKey(!0),i=this.ownMatrixCache||(this.ownMatrixCache={});if(i.key===e)return i.value;var n=this._calcTranslateMatrix(),r={angle:this.angle,translateX:n[4],translateY:n[5],scaleX:this.scaleX,scaleY:this.scaleY,skewX:this.skewX,skewY:this.skewY,flipX:this.flipX,flipY:this.flipY};return i.key=e,i.value=t.composeMatrix(r),i.value},_getNonTransformedDimensions:function(){var t=this.strokeWidth;return{x:this.width+t,y:this.height+t}},_getTransformedDimensions:function(e,i){void 0===e&&(e=this.skewX),void 0===i&&(i=this.skewY);var n,r,o,s=0===e&&0===i;if(this.strokeUniform?(r=this.width,o=this.height):(r=(n=this._getNonTransformedDimensions()).x,o=n.y),s)return this._finalizeDimensions(r*this.scaleX,o*this.scaleY);var a=t.sizeAfterTransform(r,o,{scaleX:this.scaleX,scaleY:this.scaleY,skewX:e,skewY:i});return this._finalizeDimensions(a.x,a.y)},_finalizeDimensions:function(t,e){return this.strokeUniform?{x:t+this.strokeWidth,y:e+this.strokeWidth}:{x:t,y:e}},_calculateCurrentDimensions:function(){var t=this.getViewportTransform(),e=this._getTransformedDimensions();return n(e,t,!0).scalarAdd(2*this.padding)}})}(),A.util.object.extend(A.Object.prototype,{sendToBack:function(){return this.group?A.StaticCanvas.prototype.sendToBack.call(this.group,this):this.canvas&&this.canvas.sendToBack(this),this},bringToFront:function(){return this.group?A.StaticCanvas.prototype.bringToFront.call(this.group,this):this.canvas&&this.canvas.bringToFront(this),this},sendBackwards:function(t){return this.group?A.StaticCanvas.prototype.sendBackwards.call(this.group,this,t):this.canvas&&this.canvas.sendBackwards(this,t),this},bringForward:function(t){return this.group?A.StaticCanvas.prototype.bringForward.call(this.group,this,t):this.canvas&&this.canvas.bringForward(this,t),this},moveTo:function(t){return this.group&&"activeSelection"!==this.group.type?A.StaticCanvas.prototype.moveTo.call(this.group,this,t):this.canvas&&this.canvas.moveTo(this,t),this}}),function(){function t(t,e){if(e){if(e.toLive)return t+": url(#SVGID_"+e.id+"); ";var i=new A.Color(e),n=t+": "+i.toRgb()+"; ",r=i.getAlpha();return 1!==r&&(n+=t+"-opacity: "+r.toString()+"; "),n}return t+": none; "}var e=A.util.toFixed;A.util.object.extend(A.Object.prototype,{getSvgStyles:function(e){var i=this.fillRule?this.fillRule:"nonzero",n=this.strokeWidth?this.strokeWidth:"0",r=this.strokeDashArray?this.strokeDashArray.join(" "):"none",o=this.strokeDashOffset?this.strokeDashOffset:"0",s=this.strokeLineCap?this.strokeLineCap:"butt",a=this.strokeLineJoin?this.strokeLineJoin:"miter",h=this.strokeMiterLimit?this.strokeMiterLimit:"4",c=void 0!==this.opacity?this.opacity:"1",l=this.visible?"":" visibility: hidden;",u=e?"":this.getSvgFilter(),f=t("fill",this.fill);return[t("stroke",this.stroke),"stroke-width: ",n,"; ","stroke-dasharray: ",r,"; ","stroke-linecap: ",s,"; ","stroke-dashoffset: ",o,"; ","stroke-linejoin: ",a,"; ","stroke-miterlimit: ",h,"; ",f,"fill-rule: ",i,"; ","opacity: ",c,";",u,l].join("")},getSvgSpanStyles:function(e,i){var n="; ",r=e.fontFamily?"font-family: "+(-1===e.fontFamily.indexOf("'")&&-1===e.fontFamily.indexOf('"')?"'"+e.fontFamily+"'":e.fontFamily)+n:"",o=e.strokeWidth?"stroke-width: "+e.strokeWidth+n:"",s=e.fontSize?"font-size: "+e.fontSize+"px"+n:"",a=e.fontStyle?"font-style: "+e.fontStyle+n:"",h=e.fontWeight?"font-weight: "+e.fontWeight+n:"",c=e.fill?t("fill",e.fill):"",l=e.stroke?t("stroke",e.stroke):"",u=this.getSvgTextDecoration(e);return u&&(u="text-decoration: "+u+n),[l,o,r,s,a,h,u,c,e.deltaY?"baseline-shift: "+-e.deltaY+"; ":"",i?"white-space: pre; ":""].join("")},getSvgTextDecoration:function(t){return["overline","underline","line-through"].filter((function(e){return t[e.replace("-","")]})).join(" ")},getSvgFilter:function(){return this.shadow?"filter: url(#SVGID_"+this.shadow.id+");":""},getSvgCommons:function(){return[this.id?'id="'+this.id+'" ':"",this.clipPath?'clip-path="url(#'+this.clipPath.clipPathId+')" ':""].join("")},getSvgTransform:function(t,e){var i=t?this.calcTransformMatrix():this.calcOwnMatrix();return'transform="'+A.util.matrixToSVG(i)+(e||"")+'" '},_setSVGBg:function(t){if(this.backgroundColor){var i=A.Object.NUM_FRACTION_DIGITS;t.push("\t\t<rect ",this._getFillAttributes(this.backgroundColor),' x="',e(-this.width/2,i),'" y="',e(-this.height/2,i),'" width="',e(this.width,i),'" height="',e(this.height,i),'"></rect>\n')}},toSVG:function(t){return this._createBaseSVGMarkup(this._toSVG(t),{reviver:t})},toClipPathSVG:function(t){return"\t"+this._createBaseClipPathSVGMarkup(this._toSVG(t),{reviver:t})},_createBaseClipPathSVGMarkup:function(t,e){var i=(e=e||{}).reviver,n=e.additionalTransform||"",r=[this.getSvgTransform(!0,n),this.getSvgCommons()].join(""),o=t.indexOf("COMMON_PARTS");return t[o]=r,i?i(t.join("")):t.join("")},_createBaseSVGMarkup:function(t,e){var i,n,r=(e=e||{}).noStyle,o=e.reviver,s=r?"":'style="'+this.getSvgStyles()+'" ',a=e.withShadow?'style="'+this.getSvgFilter()+'" ':"",h=this.clipPath,c=this.strokeUniform?'vector-effect="non-scaling-stroke" ':"",l=h&&h.absolutePositioned,u=this.stroke,f=this.fill,d=this.shadow,p=[],g=t.indexOf("COMMON_PARTS"),m=e.additionalTransform;return h&&(h.clipPathId="CLIPPATH_"+A.Object.__uid++,n='<clipPath id="'+h.clipPathId+'" >\n'+h.toClipPathSVG(o)+"</clipPath>\n"),l&&p.push("<g ",a,this.getSvgCommons()," >\n"),p.push("<g ",this.getSvgTransform(!1),l?"":a+this.getSvgCommons()," >\n"),i=[s,c,r?"":this.addPaintOrder()," ",m?'transform="'+m+'" ':""].join(""),t[g]=i,f&&f.toLive&&p.push(f.toSVG(this)),u&&u.toLive&&p.push(u.toSVG(this)),d&&p.push(d.toSVG(this)),h&&p.push(n),p.push(t.join("")),p.push("</g>\n"),l&&p.push("</g>\n"),o?o(p.join("")):p.join("")},addPaintOrder:function(){return"fill"!==this.paintFirst?' paint-order="'+this.paintFirst+'" ':""}})}(),function(){var t=A.util.object.extend,e="stateProperties";function i(e,i,n){var r={};n.forEach((function(t){r[t]=e[t]})),t(e[i],r,!0)}function n(t,e,i){if(t===e)return!0;if(Array.isArray(t)){if(!Array.isArray(e)||t.length!==e.length)return!1;for(var r=0,o=t.length;r<o;r++)if(!n(t[r],e[r]))return!1;return!0}if(t&&"object"==typeof t){var s,a=Object.keys(t);if(!e||"object"!=typeof e||!i&&a.length!==Object.keys(e).length)return!1;for(r=0,o=a.length;r<o;r++)if("canvas"!==(s=a[r])&&"group"!==s&&!n(t[s],e[s]))return!1;return!0}}A.util.object.extend(A.Object.prototype,{hasStateChanged:function(t){var i="_"+(t=t||e);return Object.keys(this[i]).length<this[t].length||!n(this[i],this,!0)},saveState:function(t){var n=t&&t.propertySet||e,r="_"+n;return this[r]?(i(this,r,this[n]),t&&t.stateProperties&&i(this,r,t.stateProperties),this):this.setupState(t)},setupState:function(t){var i=(t=t||{}).propertySet||e;return t.propertySet=i,this["_"+i]={},this.saveState(t),this}})}(),function(){var t=A.util.degreesToRadians;A.util.object.extend(A.Object.prototype,{_findTargetCorner:function(t,e){if(!this.hasControls||this.group||!this.canvas||this.canvas._activeObject!==this)return!1;var i,n,r,o=t.x,s=t.y,a=Object.keys(this.oCoords),h=a.length-1;for(this.__corner=0;h>=0;h--)if(r=a[h],this.isControlVisible(r)&&(n=this._getImageLines(e?this.oCoords[r].touchCorner:this.oCoords[r].corner),0!==(i=this._findCrossPoints({x:o,y:s},n))&&i%2==1))return this.__corner=r,r;return!1},forEachControl:function(t){for(var e in this.controls)t(this.controls[e],e,this)},_setCornerCoords:function(){var t=this.oCoords;for(var e in t){var i=this.controls[e];t[e].corner=i.calcCornerCoords(this.angle,this.cornerSize,t[e].x,t[e].y,!1),t[e].touchCorner=i.calcCornerCoords(this.angle,this.touchCornerSize,t[e].x,t[e].y,!0)}},drawSelectionBackground:function(e){if(!this.selectionBackgroundColor||this.canvas&&!this.canvas.interactive||this.canvas&&this.canvas._activeObject!==this)return this;e.save();var i=this.getCenterPoint(),n=this._calculateCurrentDimensions(),r=this.canvas.viewportTransform;return e.translate(i.x,i.y),e.scale(1/r[0],1/r[3]),e.rotate(t(this.angle)),e.fillStyle=this.selectionBackgroundColor,e.fillRect(-n.x/2,-n.y/2,n.x,n.y),e.restore(),this},drawBorders:function(t,e){e=e||{};var i=this._calculateCurrentDimensions(),n=this.borderScaleFactor,r=i.x+n,o=i.y+n,s=void 0!==e.hasControls?e.hasControls:this.hasControls,a=!1;return t.save(),t.strokeStyle=e.borderColor||this.borderColor,this._setLineDash(t,e.borderDashArray||this.borderDashArray),t.strokeRect(-r/2,-o/2,r,o),s&&(t.beginPath(),this.forEachControl((function(e,i,n){e.withConnection&&e.getVisibility(n,i)&&(a=!0,t.moveTo(e.x*r,e.y*o),t.lineTo(e.x*r+e.offsetX,e.y*o+e.offsetY))})),a&&t.stroke()),t.restore(),this},drawBordersInGroup:function(t,e,i){i=i||{};var n=A.util.sizeAfterTransform(this.width,this.height,e),r=this.strokeWidth,o=this.strokeUniform,s=this.borderScaleFactor,a=n.x+r*(o?this.canvas.getZoom():e.scaleX)+s,h=n.y+r*(o?this.canvas.getZoom():e.scaleY)+s;return t.save(),this._setLineDash(t,i.borderDashArray||this.borderDashArray),t.strokeStyle=i.borderColor||this.borderColor,t.strokeRect(-a/2,-h/2,a,h),t.restore(),this},drawControls:function(t,e){e=e||{},t.save();var i,n,r=this.canvas.getRetinaScaling();return t.setTransform(r,0,0,r,0,0),t.strokeStyle=t.fillStyle=e.cornerColor||this.cornerColor,this.transparentCorners||(t.strokeStyle=e.cornerStrokeColor||this.cornerStrokeColor),this._setLineDash(t,e.cornerDashArray||this.cornerDashArray),this.setCoords(),this.group&&(i=this.group.calcTransformMatrix()),this.forEachControl((function(r,o,s){n=s.oCoords[o],r.getVisibility(s,o)&&(i&&(n=A.util.transformPoint(n,i)),r.render(t,n.x,n.y,e,s))})),t.restore(),this},isControlVisible:function(t){return this.controls[t]&&this.controls[t].getVisibility(this,t)},setControlVisible:function(t,e){return this._controlsVisibility||(this._controlsVisibility={}),this._controlsVisibility[t]=e,this},setControlsVisibility:function(t){for(var e in t||(t={}),t)this.setControlVisible(e,t[e]);return this},onDeselect:function(){},onSelect:function(){}})}(),A.util.object.extend(A.StaticCanvas.prototype,{FX_DURATION:500,fxCenterObjectH:function(t,e){var i=function(){},n=(e=e||{}).onComplete||i,r=e.onChange||i,o=this;return A.util.animate({target:this,startValue:t.left,endValue:this.getCenterPoint().x,duration:this.FX_DURATION,onChange:function(e){t.set("left",e),o.requestRenderAll(),r()},onComplete:function(){t.setCoords(),n()}})},fxCenterObjectV:function(t,e){var i=function(){},n=(e=e||{}).onComplete||i,r=e.onChange||i,o=this;return A.util.animate({target:this,startValue:t.top,endValue:this.getCenterPoint().y,duration:this.FX_DURATION,onChange:function(e){t.set("top",e),o.requestRenderAll(),r()},onComplete:function(){t.setCoords(),n()}})},fxRemove:function(t,e){var i=function(){},n=(e=e||{}).onComplete||i,r=e.onChange||i,o=this;return A.util.animate({target:this,startValue:t.opacity,endValue:0,duration:this.FX_DURATION,onChange:function(e){t.set("opacity",e),o.requestRenderAll(),r()},onComplete:function(){o.remove(t),n()}})}}),A.util.object.extend(A.Object.prototype,{animate:function(){if(arguments[0]&&"object"==typeof arguments[0]){var t,e,i=[],n=[];for(t in arguments[0])i.push(t);for(var r=0,o=i.length;r<o;r++)t=i[r],e=r!==o-1,n.push(this._animate(t,arguments[0][t],arguments[1],e));return n}return this._animate.apply(this,arguments)},_animate:function(t,e,i,n){var r,o=this;e=e.toString(),i=i?A.util.object.clone(i):{},~t.indexOf(".")&&(r=t.split("."));var s=o.colorProperties.indexOf(t)>-1||r&&o.colorProperties.indexOf(r[1])>-1,a=r?this.get(r[0])[r[1]]:this.get(t);"from"in i||(i.from=a),s||(e=~e.indexOf("=")?a+parseFloat(e.replace("=","")):parseFloat(e));var h={target:this,startValue:i.from,endValue:e,byValue:i.by,easing:i.easing,duration:i.duration,abort:i.abort&&function(t,e,n){return i.abort.call(o,t,e,n)},onChange:function(e,s,a){r?o[r[0]][r[1]]=e:o.set(t,e),n||i.onChange&&i.onChange(e,s,a)},onComplete:function(t,e,r){n||(o.setCoords(),i.onComplete&&i.onComplete(t,e,r))}};return s?A.util.animateColor(h.startValue,h.endValue,h.duration,h):A.util.animate(h)}}),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,n=e.util.object.clone,r={x1:1,x2:1,y1:1,y2:1};function o(t,e){var i=t.origin,n=t.axis1,r=t.axis2,o=t.dimension,s=e.nearest,a=e.center,h=e.farthest;return function(){switch(this.get(i)){case s:return Math.min(this.get(n),this.get(r));case a:return Math.min(this.get(n),this.get(r))+.5*this.get(o);case h:return Math.max(this.get(n),this.get(r))}}}e.Line?e.warn("fabric.Line is already defined"):(e.Line=e.util.createClass(e.Object,{type:"line",x1:0,y1:0,x2:0,y2:0,cacheProperties:e.Object.prototype.cacheProperties.concat("x1","x2","y1","y2"),initialize:function(t,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.width=Math.abs(this.x2-this.x1),this.height=Math.abs(this.y2-this.y1),this.left="left"in t?t.left:this._getLeftToOriginX(),this.top="top"in t?t.top:this._getTopToOriginY()},_set:function(t,e){return this.callSuper("_set",t,e),void 0!==r[t]&&this._setWidthHeight(),this},_getLeftToOriginX:o({origin:"originX",axis1:"x1",axis2:"x2",dimension:"width"},{nearest:"left",center:"center",farthest:"right"}),_getTopToOriginY:o({origin:"originY",axis1:"y1",axis2:"y2",dimension:"height"},{nearest:"top",center:"center",farthest:"bottom"}),_render:function(t){t.beginPath();var e=this.calcLinePoints();t.moveTo(e.x1,e.y1),t.lineTo(e.x2,e.y2),t.lineWidth=this.strokeWidth;var i=t.strokeStyle;t.strokeStyle=this.stroke||t.fillStyle,this.stroke&&this._renderStroke(t),t.strokeStyle=i},_findCenterFromElement:function(){return{x:(this.x1+this.x2)/2,y:(this.y1+this.y2)/2}},toObject:function(t){return i(this.callSuper("toObject",t),this.calcLinePoints())},_getNonTransformedDimensions:function(){var t=this.callSuper("_getNonTransformedDimensions");return"butt"===this.strokeLineCap&&(0===this.width&&(t.y-=this.strokeWidth),0===this.height&&(t.x-=this.strokeWidth)),t},calcLinePoints:function(){var t=this.x1<=this.x2?-1:1,e=this.y1<=this.y2?-1:1,i=t*this.width*.5,n=e*this.height*.5;return{x1:i,x2:t*this.width*-.5,y1:n,y2:e*this.height*-.5}},_toSVG:function(){var t=this.calcLinePoints();return["<line ","COMMON_PARTS",'x1="',t.x1,'" y1="',t.y1,'" x2="',t.x2,'" y2="',t.y2,'" />\n']}}),e.Line.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat("x1 y1 x2 y2".split(" ")),e.Line.fromElement=function(t,n,r){r=r||{};var o=e.parseAttributes(t,e.Line.ATTRIBUTE_NAMES),s=[o.x1||0,o.y1||0,o.x2||0,o.y2||0];n(new e.Line(s,i(o,r)))},e.Line.fromObject=function(t,i){var r=n(t,!0);r.points=[t.x1,t.y1,t.x2,t.y2],e.Object._fromObject("Line",r,(function(t){delete t.points,i&&i(t)}),"points")})}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.degreesToRadians;e.Circle?e.warn("fabric.Circle is already defined."):(e.Circle=e.util.createClass(e.Object,{type:"circle",radius:0,startAngle:0,endAngle:360,cacheProperties:e.Object.prototype.cacheProperties.concat("radius","startAngle","endAngle"),_set:function(t,e){return this.callSuper("_set",t,e),"radius"===t&&this.setRadius(e),this},toObject:function(t){return this.callSuper("toObject",["radius","startAngle","endAngle"].concat(t))},_toSVG:function(){var t,n=(this.endAngle-this.startAngle)%360;if(0===n)t=["<circle ","COMMON_PARTS",'cx="0" cy="0" ','r="',this.radius,'" />\n'];else{var r=i(this.startAngle),o=i(this.endAngle),s=this.radius;t=['<path d="M '+e.util.cos(r)*s+" "+e.util.sin(r)*s," A "+s+" "+s," 0 ",+(n>180?"1":"0")+" 1"," "+e.util.cos(o)*s+" "+e.util.sin(o)*s,'" ',"COMMON_PARTS"," />\n"]}return t},_render:function(t){t.beginPath(),t.arc(0,0,this.radius,i(this.startAngle),i(this.endAngle),!1),this._renderPaintInOrder(t)},getRadiusX:function(){return this.get("radius")*this.get("scaleX")},getRadiusY:function(){return this.get("radius")*this.get("scaleY")},setRadius:function(t){return this.radius=t,this.set("width",2*t).set("height",2*t)}}),e.Circle.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat("cx cy r".split(" ")),e.Circle.fromElement=function(t,i){var n,r=e.parseAttributes(t,e.Circle.ATTRIBUTE_NAMES);if(!("radius"in(n=r)&&n.radius>=0))throw new Error("value of `r` attribute is required and can not be negative");r.left=(r.left||0)-r.radius,r.top=(r.top||0)-r.radius,i(new e.Circle(r))},e.Circle.fromObject=function(t,i){e.Object._fromObject("Circle",t,i)})}(e),function(t){"use strict";var e=t.fabric||(t.fabric={});e.Triangle?e.warn("fabric.Triangle is already defined"):(e.Triangle=e.util.createClass(e.Object,{type:"triangle",width:100,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._renderPaintInOrder(t)},_toSVG:function(){var t=this.width/2,e=this.height/2;return["<polygon ","COMMON_PARTS",'points="',[-t+" "+e,"0 "+-e,t+" "+e].join(","),'" />']}}),e.Triangle.fromObject=function(t,i){return e.Object._fromObject("Triangle",t,i)})}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=2*Math.PI;e.Ellipse?e.warn("fabric.Ellipse is already defined."):(e.Ellipse=e.util.createClass(e.Object,{type:"ellipse",rx:0,ry:0,cacheProperties:e.Object.prototype.cacheProperties.concat("rx","ry"),initialize:function(t){this.callSuper("initialize",t),this.set("rx",t&&t.rx||0),this.set("ry",t&&t.ry||0)},_set:function(t,e){switch(this.callSuper("_set",t,e),t){case"rx":this.rx=e,this.set("width",2*e);break;case"ry":this.ry=e,this.set("height",2*e)}return this},getRx:function(){return this.get("rx")*this.get("scaleX")},getRy:function(){return this.get("ry")*this.get("scaleY")},toObject:function(t){return this.callSuper("toObject",["rx","ry"].concat(t))},_toSVG:function(){return["<ellipse ","COMMON_PARTS",'cx="0" cy="0" ','rx="',this.rx,'" ry="',this.ry,'" />\n']},_render:function(t){t.beginPath(),t.save(),t.transform(1,0,0,this.ry/this.rx,0,0),t.arc(0,0,this.rx,0,i,!1),t.restore(),this._renderPaintInOrder(t)}}),e.Ellipse.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat("cx cy rx ry".split(" ")),e.Ellipse.fromElement=function(t,i){var n=e.parseAttributes(t,e.Ellipse.ATTRIBUTE_NAMES);n.left=(n.left||0)-n.rx,n.top=(n.top||0)-n.ry,i(new e.Ellipse(n))},e.Ellipse.fromObject=function(t,i){e.Object._fromObject("Ellipse",t,i)})}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend;e.Rect?e.warn("fabric.Rect is already defined"):(e.Rect=e.util.createClass(e.Object,{stateProperties:e.Object.prototype.stateProperties.concat("rx","ry"),type:"rect",rx:0,ry:0,cacheProperties:e.Object.prototype.cacheProperties.concat("rx","ry"),initialize:function(t){this.callSuper("initialize",t),this._initRxRy()},_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?Math.min(this.rx,this.width/2):0,i=this.ry?Math.min(this.ry,this.height/2):0,n=this.width,r=this.height,o=-this.width/2,s=-this.height/2,a=0!==e||0!==i,h=.4477152502;t.beginPath(),t.moveTo(o+e,s),t.lineTo(o+n-e,s),a&&t.bezierCurveTo(o+n-h*e,s,o+n,s+h*i,o+n,s+i),t.lineTo(o+n,s+r-i),a&&t.bezierCurveTo(o+n,s+r-h*i,o+n-h*e,s+r,o+n-e,s+r),t.lineTo(o+e,s+r),a&&t.bezierCurveTo(o+h*e,s+r,o,s+r-h*i,o,s+r-i),t.lineTo(o,s+i),a&&t.bezierCurveTo(o,s+h*i,o+h*e,s,o+e,s),t.closePath(),this._renderPaintInOrder(t)},toObject:function(t){return this.callSuper("toObject",["rx","ry"].concat(t))},_toSVG:function(){return["<rect ","COMMON_PARTS",'x="',-this.width/2,'" y="',-this.height/2,'" rx="',this.rx,'" ry="',this.ry,'" width="',this.width,'" height="',this.height,'" />\n']}}),e.Rect.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat("x y rx ry width height".split(" ")),e.Rect.fromElement=function(t,n,r){if(!t)return n(null);r=r||{};var o=e.parseAttributes(t,e.Rect.ATTRIBUTE_NAMES);o.left=o.left||0,o.top=o.top||0,o.height=o.height||0,o.width=o.width||0;var s=new e.Rect(i(r?e.util.object.clone(r):{},o));s.visible=s.visible&&s.width>0&&s.height>0,n(s)},e.Rect.fromObject=function(t,i){return e.Object._fromObject("Rect",t,i)})}(e),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,s=e.util.projectStrokeOnPoints;e.Polyline?e.warn("fabric.Polyline is already defined"):(e.Polyline=e.util.createClass(e.Object,{type:"polyline",points:null,exactBoundingBox:!1,cacheProperties:e.Object.prototype.cacheProperties.concat("points"),initialize:function(t,e){e=e||{},this.points=t||[],this.callSuper("initialize",e),this._setPositionDimensions(e)},_projectStrokeOnPoints:function(){return s(this.points,this,!0)},_setPositionDimensions:function(t){var e,i=this._calcDimensions(t),n=this.exactBoundingBox?this.strokeWidth:0;this.width=i.width-n,this.height=i.height-n,t.fromSVG||(e=this.translateToGivenOrigin({x:i.left-this.strokeWidth/2+n/2,y:i.top-this.strokeWidth/2+n/2},"left","top",this.originX,this.originY)),void 0===t.left&&(this.left=t.fromSVG?i.left:e.x),void 0===t.top&&(this.top=t.fromSVG?i.top:e.y),this.pathOffset={x:i.left+this.width/2+n/2,y:i.top+this.height/2+n/2}},_calcDimensions:function(){var t=this.exactBoundingBox?this._projectStrokeOnPoints():this.points,e=n(t,"x")||0,i=n(t,"y")||0;return{left:e,top:i,width:(r(t,"x")||0)-e,height:(r(t,"y")||0)-i}},toObject:function(t){return i(this.callSuper("toObject",t),{points:this.points.concat()})},_toSVG:function(){for(var t=[],i=this.pathOffset.x,n=this.pathOffset.y,r=e.Object.NUM_FRACTION_DIGITS,s=0,a=this.points.length;s<a;s++)t.push(o(this.points[s].x-i,r),",",o(this.points[s].y-n,r)," ");return["<"+this.type+" ","COMMON_PARTS",'points="',t.join(""),'" />\n']},commonRender:function(t){var e,i=this.points.length,n=this.pathOffset.x,r=this.pathOffset.y;if(!i||isNaN(this.points[i-1].y))return!1;t.beginPath(),t.moveTo(this.points[0].x-n,this.points[0].y-r);for(var o=0;o<i;o++)e=this.points[o],t.lineTo(e.x-n,e.y-r);return!0},_render:function(t){this.commonRender(t)&&this._renderPaintInOrder(t)},complexity:function(){return this.get("points").length}}),e.Polyline.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat(),e.Polyline.fromElementGenerator=function(t){return function(n,r,o){if(!n)return r(null);o||(o={});var s=e.parsePointsAttribute(n.getAttribute("points")),a=e.parseAttributes(n,e[t].ATTRIBUTE_NAMES);a.fromSVG=!0,r(new e[t](s,i(a,o)))}},e.Polyline.fromElement=e.Polyline.fromElementGenerator("Polyline"),e.Polyline.fromObject=function(t,i){return e.Object._fromObject("Polyline",t,i,"points")})}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.projectStrokeOnPoints;e.Polygon?e.warn("fabric.Polygon is already defined"):(e.Polygon=e.util.createClass(e.Polyline,{type:"polygon",_projectStrokeOnPoints:function(){return i(this.points,this)},_render:function(t){this.commonRender(t)&&(t.closePath(),this._renderPaintInOrder(t))}}),e.Polygon.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat(),e.Polygon.fromElement=e.Polyline.fromElementGenerator("Polygon"),e.Polygon.fromObject=function(t,i){e.Object._fromObject("Polygon",t,i,"points")})}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.array.min,n=e.util.array.max,r=e.util.object.extend,o=e.util.object.clone,s=e.util.toFixed;e.Path?e.warn("fabric.Path is already defined"):(e.Path=e.util.createClass(e.Object,{type:"path",path:null,cacheProperties:e.Object.prototype.cacheProperties.concat("path","fillRule"),stateProperties:e.Object.prototype.stateProperties.concat("path"),initialize:function(t,e){delete(e=o(e||{})).path,this.callSuper("initialize",e),this._setPath(t||[],e)},_setPath:function(t,i){this.path=e.util.makePathSimpler(Array.isArray(t)?t:e.util.parsePath(t)),e.Polyline.prototype._setPositionDimensions.call(this,i||{})},_renderPathCommands:function(t){var e,i=0,n=0,r=0,o=0,s=0,a=0,h=-this.pathOffset.x,c=-this.pathOffset.y;t.beginPath();for(var l=0,u=this.path.length;l<u;++l)switch((e=this.path[l])[0]){case"L":r=e[1],o=e[2],t.lineTo(r+h,o+c);break;case"M":i=r=e[1],n=o=e[2],t.moveTo(r+h,o+c);break;case"C":r=e[5],o=e[6],s=e[3],a=e[4],t.bezierCurveTo(e[1]+h,e[2]+c,s+h,a+c,r+h,o+c);break;case"Q":t.quadraticCurveTo(e[1]+h,e[2]+c,e[3]+h,e[4]+c),r=e[3],o=e[4],s=e[1],a=e[2];break;case"z":case"Z":r=i,o=n,t.closePath()}},_render:function(t){this._renderPathCommands(t),this._renderPaintInOrder(t)},toString:function(){return"#<fabric.Path ("+this.complexity()+'): { "top": '+this.top+', "left": '+this.left+" }>"},toObject:function(t){return r(this.callSuper("toObject",t),{path:this.path.map((function(t){return t.slice()}))})},toDatalessObject:function(t){var e=this.toObject(["sourcePath"].concat(t));return e.sourcePath&&delete e.path,e},_toSVG:function(){return["<path ","COMMON_PARTS",'d="',e.util.joinPath(this.path),'" stroke-linecap="round" ',"/>\n"]},_getOffsetTransform:function(){var t=e.Object.NUM_FRACTION_DIGITS;return" translate("+s(-this.pathOffset.x,t)+", "+s(-this.pathOffset.y,t)+")"},toClipPathSVG:function(t){var e=this._getOffsetTransform();return"\t"+this._createBaseClipPathSVGMarkup(this._toSVG(),{reviver:t,additionalTransform:e})},toSVG:function(t){var e=this._getOffsetTransform();return this._createBaseSVGMarkup(this._toSVG(),{reviver:t,additionalTransform:e})},complexity:function(){return this.path.length},_calcDimensions:function(){for(var t,r,o=[],s=[],a=0,h=0,c=0,l=0,u=0,f=this.path.length;u<f;++u){switch((t=this.path[u])[0]){case"L":c=t[1],l=t[2],r=[];break;case"M":a=c=t[1],h=l=t[2],r=[];break;case"C":r=e.util.getBoundsOfCurve(c,l,t[1],t[2],t[3],t[4],t[5],t[6]),c=t[5],l=t[6];break;case"Q":r=e.util.getBoundsOfCurve(c,l,t[1],t[2],t[1],t[2],t[3],t[4]),c=t[3],l=t[4];break;case"z":case"Z":c=a,l=h}r.forEach((function(t){o.push(t.x),s.push(t.y)})),o.push(c),s.push(l)}var d=i(o)||0,p=i(s)||0;return{left:d,top:p,width:(n(o)||0)-d,height:(n(s)||0)-p}}}),e.Path.fromObject=function(t,i){if("string"==typeof t.sourcePath){var n=t.sourcePath;e.loadSVGFromURL(n,(function(n){var r=n[0];r.setOptions(t),t.clipPath?e.util.enlivenObjects([t.clipPath],(function(t){r.clipPath=t[0],i&&i(r)})):i&&i(r)}))}else e.Object._fromObject("Path",t,i,"path")},e.Path.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat(["d"]),e.Path.fromElement=function(t,i,n){var o=e.parseAttributes(t,e.Path.ATTRIBUTE_NAMES);o.fromSVG=!0,i(new e.Path(o.d,r(o,n)))})}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.array.min,n=e.util.array.max;e.Group||(e.Group=e.util.createClass(e.Object,e.Collection,{type:"group",strokeWidth:0,subTargetCheck:!1,cacheProperties:[],useSetOnGroup:!1,initialize:function(t,e,i){e=e||{},this._objects=[],i&&this.callSuper("initialize",e),this._objects=t||[];for(var n=this._objects.length;n--;)this._objects[n].group=this;if(i)this._updateObjectsACoords();else{var r=e&&e.centerPoint;void 0!==e.originX&&(this.originX=e.originX),void 0!==e.originY&&(this.originY=e.originY),r||this._calcBounds(),this._updateObjectsCoords(r),delete e.centerPoint,this.callSuper("initialize",e)}this.setCoords()},_updateObjectsACoords:function(){for(var t=this._objects.length;t--;)this._objects[t].setCoords(!0)},_updateObjectsCoords:function(t){t=t||this.getCenterPoint();for(var e=this._objects.length;e--;)this._updateObjectCoords(this._objects[e],t)},_updateObjectCoords:function(t,e){var i=t.left,n=t.top;t.set({left:i-e.x,top:n-e.y}),t.group=this,t.setCoords(!0)},toString:function(){return"#<fabric.Group: ("+this.complexity()+")>"},addWithUpdate:function(t){var i=!!this.group;return this._restoreObjectsState(),e.util.resetObjectTransform(this),t&&(i&&e.util.removeTransformFromObject(t,this.group.calcTransformMatrix()),this._objects.push(t),t.group=this,t._set("canvas",this.canvas)),this._calcBounds(),this._updateObjectsCoords(),this.dirty=!0,i?this.group.addWithUpdate():this.setCoords(),this},removeWithUpdate:function(t){return this._restoreObjectsState(),e.util.resetObjectTransform(this),this.remove(t),this._calcBounds(),this._updateObjectsCoords(),this.setCoords(),this.dirty=!0,this},_onObjectAdded:function(t){this.dirty=!0,t.group=this,t._set("canvas",this.canvas)},_onObjectRemoved:function(t){this.dirty=!0,delete t.group},_set:function(t,i){var n=this._objects.length;if(this.useSetOnGroup)for(;n--;)this._objects[n].setOnGroup(t,i);if("canvas"===t)for(;n--;)this._objects[n]._set(t,i);e.Object.prototype._set.call(this,t,i)},toObject:function(t){var i=this.includeDefaultValues,n=this._objects.filter((function(t){return!t.excludeFromExport})).map((function(e){var n=e.includeDefaultValues;e.includeDefaultValues=i;var r=e.toObject(t);return e.includeDefaultValues=n,r})),r=e.Object.prototype.toObject.call(this,t);return r.objects=n,r},toDatalessObject:function(t){var i,n=this.sourcePath;if(n)i=n;else{var r=this.includeDefaultValues;i=this._objects.map((function(e){var i=e.includeDefaultValues;e.includeDefaultValues=r;var n=e.toDatalessObject(t);return e.includeDefaultValues=i,n}))}var o=e.Object.prototype.toDatalessObject.call(this,t);return o.objects=i,o},render:function(t){this._transformDone=!0,this.callSuper("render",t),this._transformDone=!1},shouldCache:function(){var t=e.Object.prototype.shouldCache.call(this);if(t)for(var i=0,n=this._objects.length;i<n;i++)if(this._objects[i].willDrawShadow())return this.ownCaching=!1,!1;return t},willDrawShadow:function(){if(e.Object.prototype.willDrawShadow.call(this))return!0;for(var t=0,i=this._objects.length;t<i;t++)if(this._objects[t].willDrawShadow())return!0;return!1},isOnACache:function(){return this.ownCaching||this.group&&this.group.isOnACache()},drawObject:function(t){for(var e=0,i=this._objects.length;e<i;e++)this._objects[e].render(t);this._drawClipPath(t,this.clipPath)},isCacheDirty:function(t){if(this.callSuper("isCacheDirty",t))return!0;if(!this.statefullCache)return!1;for(var e=0,i=this._objects.length;e<i;e++)if(this._objects[e].isCacheDirty(!0)){if(this._cacheCanvas){var n=this.cacheWidth/this.zoomX,r=this.cacheHeight/this.zoomY;this._cacheContext.clearRect(-n/2,-r/2,n,r)}return!0}return!1},_restoreObjectsState:function(){var t=this.calcOwnMatrix();return this._objects.forEach((function(i){e.util.addTransformToObject(i,t),delete i.group,i.setCoords()})),this},destroy:function(){return this._objects.forEach((function(t){t.set("dirty",!0)})),this._restoreObjectsState()},dispose:function(){this.callSuper("dispose"),this.forEachObject((function(t){t.dispose&&t.dispose()})),this._objects=[]},toActiveSelection:function(){if(this.canvas){var t=this._objects,i=this.canvas;this._objects=[];var n=this.toObject();delete n.objects;var r=new e.ActiveSelection([]);return r.set(n),r.type="activeSelection",i.remove(this),t.forEach((function(t){t.group=r,t.dirty=!0,i.add(t)})),r.canvas=i,r._objects=t,i._activeObject=r,r.setCoords(),r}},ungroupOnCanvas:function(){return this._restoreObjectsState()},setObjectsCoords:function(){return this.forEachObject((function(t){t.setCoords(!0)})),this},_calcBounds:function(t){for(var e,i,n,r,o=[],s=[],a=["tr","br","bl","tl"],h=0,c=this._objects.length,l=a.length;h<c;++h){for(n=(e=this._objects[h]).calcACoords(),r=0;r<l;r++)i=a[r],o.push(n[i].x),s.push(n[i].y);e.aCoords=n}this._getBounds(o,s,t)},_getBounds:function(t,r,o){var s=new e.Point(i(t),i(r)),a=new e.Point(n(t),n(r)),h=s.y||0,c=s.x||0,l=a.x-s.x||0,u=a.y-s.y||0;this.width=l,this.height=u,o||this.setPositionByOrigin({x:c,y:h},"left","top")},_toSVG:function(t){for(var e=["<g ","COMMON_PARTS"," >\n"],i=0,n=this._objects.length;i<n;i++)e.push("\t\t",this._objects[i].toSVG(t));return e.push("</g>\n"),e},getSvgStyles:function(){var t=void 0!==this.opacity&&1!==this.opacity?"opacity: "+this.opacity+";":"",e=this.visible?"":" visibility: hidden;";return[t,this.getSvgFilter(),e].join("")},toClipPathSVG:function(t){for(var e=[],i=0,n=this._objects.length;i<n;i++)e.push("\t",this._objects[i].toClipPathSVG(t));return this._createBaseClipPathSVGMarkup(e,{reviver:t})}}),e.Group.fromObject=function(t,i){var n=t.objects,r=e.util.object.clone(t,!0);delete r.objects,"string"!=typeof n?e.util.enlivenObjects(n,(function(n){e.util.enlivenObjectEnlivables(t,r,(function(){i&&i(new e.Group(n,r,!0))}))})):e.loadSVGFromURL(n,(function(o){var s=e.util.groupSVGElements(o,t,n),a=r.clipPath;delete r.clipPath,s.set(r),a?e.util.enlivenObjects([a],(function(t){s.clipPath=t[0],i&&i(s)})):i&&i(s)}))})}(e),function(t){"use strict";var e=t.fabric||(t.fabric={});e.ActiveSelection||(e.ActiveSelection=e.util.createClass(e.Group,{type:"activeSelection",initialize:function(t,i){i=i||{},this._objects=t||[];for(var n=this._objects.length;n--;)this._objects[n].group=this;i.originX&&(this.originX=i.originX),i.originY&&(this.originY=i.originY),this._calcBounds(),this._updateObjectsCoords(),e.Object.prototype.initialize.call(this,i),this.setCoords()},toGroup:function(){var t=this._objects.concat();this._objects=[];var i=e.Object.prototype.toObject.call(this),n=new e.Group([]);if(delete i.type,n.set(i),t.forEach((function(t){t.canvas.remove(t),t.group=n})),n._objects=t,!this.canvas)return n;var r=this.canvas;return r.add(n),r._activeObject=n,n.setCoords(),n},onDeselect:function(){return this.destroy(),!1},toString:function(){return"#<fabric.ActiveSelection: ("+this.complexity()+")>"},shouldCache:function(){return!1},isOnACache:function(){return!1},_renderControls:function(t,e,i){t.save(),t.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1,this.callSuper("_renderControls",t,e),void 0===(i=i||{}).hasControls&&(i.hasControls=!1),i.forActiveSelection=!0;for(var n=0,r=this._objects.length;n<r;n++)this._objects[n]._renderControls(t,i);t.restore()}}),e.ActiveSelection.fromObject=function(t,i){e.util.enlivenObjects(t.objects,(function(n){delete t.objects,i&&i(new e.ActiveSelection(n,t,!0))}))})}(e),function(t){"use strict";var e=A.util.object.extend;t.fabric||(t.fabric={}),t.fabric.Image?A.warn("fabric.Image is already defined."):(A.Image=A.util.createClass(A.Object,{type:"image",strokeWidth:0,srcFromAttribute:!1,_lastScaleX:1,_lastScaleY:1,_filterScalingX:1,_filterScalingY:1,minimumScaleTrigger:.5,stateProperties:A.Object.prototype.stateProperties.concat("cropX","cropY"),cacheProperties:A.Object.prototype.cacheProperties.concat("cropX","cropY"),cacheKey:"",cropX:0,cropY:0,imageSmoothing:!0,initialize:function(t,e){e||(e={}),this.filters=[],this.cacheKey="texture"+A.Object.__uid++,this.callSuper("initialize",e),this._initElement(t,e)},getElement:function(){return this._element||{}},setElement:function(t,e){return this.removeTexture(this.cacheKey),this.removeTexture(this.cacheKey+"_filtered"),this._element=t,this._originalElement=t,this._initConfig(e),0!==this.filters.length&&this.applyFilters(),this.resizeFilter&&this.applyResizeFilters(),this},removeTexture:function(t){var e=A.filterBackend;e&&e.evictCachesForKey&&e.evictCachesForKey(t)},dispose:function(){this.callSuper("dispose"),this.removeTexture(this.cacheKey),this.removeTexture(this.cacheKey+"_filtered"),this._cacheContext=void 0,["_originalElement","_element","_filteredEl","_cacheCanvas"].forEach(function(t){A.util.cleanUpJsdomNode(this[t]),this[t]=void 0}.bind(this))},getCrossOrigin:function(){return this._originalElement&&(this._originalElement.crossOrigin||null)},getOriginalSize:function(){var t=this.getElement();return{width:t.naturalWidth||t.width,height:t.naturalHeight||t.height}},_stroke:function(t){if(this.stroke&&0!==this.strokeWidth){var e=this.width/2,i=this.height/2;t.beginPath(),t.moveTo(-e,-i),t.lineTo(e,-i),t.lineTo(e,i),t.lineTo(-e,i),t.lineTo(-e,-i),t.closePath()}},toObject:function(t){var i=[];this.filters.forEach((function(t){t&&i.push(t.toObject())}));var n=e(this.callSuper("toObject",["cropX","cropY"].concat(t)),{src:this.getSrc(),crossOrigin:this.getCrossOrigin(),filters:i});return this.resizeFilter&&(n.resizeFilter=this.resizeFilter.toObject()),n},hasCrop:function(){return this.cropX||this.cropY||this.width<this._element.width||this.height<this._element.height},_toSVG:function(){var t,e=[],i=[],n=this._element,r=-this.width/2,o=-this.height/2,s="",a="";if(!n)return[];if(this.hasCrop()){var h=A.Object.__uid++;e.push('<clipPath id="imageCrop_'+h+'">\n','\t<rect x="'+r+'" y="'+o+'" width="'+this.width+'" height="'+this.height+'" />\n',"</clipPath>\n"),s=' clip-path="url(#imageCrop_'+h+')" '}if(this.imageSmoothing||(a='" image-rendering="optimizeSpeed'),i.push("\t<image ","COMMON_PARTS",'xlink:href="',this.getSvgSrc(!0),'" x="',r-this.cropX,'" y="',o-this.cropY,'" width="',n.width||n.naturalWidth,'" height="',n.height||n.height,a,'"',s,"></image>\n"),this.stroke||this.strokeDashArray){var c=this.fill;this.fill=null,t=["\t<rect ",'x="',r,'" y="',o,'" width="',this.width,'" height="',this.height,'" style="',this.getSvgStyles(),'"/>\n'],this.fill=c}return"fill"!==this.paintFirst?e.concat(t,i):e.concat(i,t)},getSrc:function(t){var e=t?this._element:this._originalElement;return e?e.toDataURL?e.toDataURL():this.srcFromAttribute?e.getAttribute("src"):e.src:this.src||""},setSrc:function(t,e,i){return A.util.loadImage(t,(function(t,n){this.setElement(t,i),this._setWidthHeight(),e&&e(this,n)}),this,i&&i.crossOrigin),this},toString:function(){return'#<fabric.Image: { src: "'+this.getSrc()+'" }>'},applyResizeFilters:function(){var t=this.resizeFilter,e=this.minimumScaleTrigger,i=this.getTotalObjectScaling(),n=i.scaleX,r=i.scaleY,o=this._filteredEl||this._originalElement;if(this.group&&this.set("dirty",!0),!t||n>e&&r>e)return this._element=o,this._filterScalingX=1,this._filterScalingY=1,this._lastScaleX=n,void(this._lastScaleY=r);A.filterBackend||(A.filterBackend=A.initFilterBackend());var s=A.util.createCanvasElement(),a=this._filteredEl?this.cacheKey+"_filtered":this.cacheKey,h=o.width,c=o.height;s.width=h,s.height=c,this._element=s,this._lastScaleX=t.scaleX=n,this._lastScaleY=t.scaleY=r,A.filterBackend.applyFilters([t],o,h,c,this._element,a),this._filterScalingX=s.width/this._originalElement.width,this._filterScalingY=s.height/this._originalElement.height},applyFilters:function(t){if(t=(t=t||this.filters||[]).filter((function(t){return t&&!t.isNeutralState()})),this.set("dirty",!0),this.removeTexture(this.cacheKey+"_filtered"),0===t.length)return this._element=this._originalElement,this._filteredEl=null,this._filterScalingX=1,this._filterScalingY=1,this;var e=this._originalElement,i=e.naturalWidth||e.width,n=e.naturalHeight||e.height;if(this._element===this._originalElement){var r=A.util.createCanvasElement();r.width=i,r.height=n,this._element=r,this._filteredEl=r}else this._element=this._filteredEl,this._filteredEl.getContext("2d").clearRect(0,0,i,n),this._lastScaleX=1,this._lastScaleY=1;return A.filterBackend||(A.filterBackend=A.initFilterBackend()),A.filterBackend.applyFilters(t,this._originalElement,i,n,this._element,this.cacheKey),this._originalElement.width===this._element.width&&this._originalElement.height===this._element.height||(this._filterScalingX=this._element.width/this._originalElement.width,this._filterScalingY=this._element.height/this._originalElement.height),this},_render:function(t){A.util.setImageSmoothing(t,this.imageSmoothing),!0!==this.isMoving&&this.resizeFilter&&this._needsResize()&&this.applyResizeFilters(),this._stroke(t),this._renderPaintInOrder(t)},drawCacheOnCanvas:function(t){A.util.setImageSmoothing(t,this.imageSmoothing),A.Object.prototype.drawCacheOnCanvas.call(this,t)},shouldCache:function(){return this.needsItsOwnCache()},_renderFill:function(t){var e=this._element;if(e){var i=this._filterScalingX,n=this._filterScalingY,r=this.width,o=this.height,s=Math.min,a=Math.max,h=a(this.cropX,0),c=a(this.cropY,0),l=e.naturalWidth||e.width,u=e.naturalHeight||e.height,f=h*i,d=c*n,p=s(r*i,l-f),g=s(o*n,u-d),m=-r/2,v=-o/2,y=s(r,l/i-h),b=s(o,u/n-c);e&&t.drawImage(e,f,d,p,g,m,v,y,b)}},_needsResize:function(){var t=this.getTotalObjectScaling();return t.scaleX!==this._lastScaleX||t.scaleY!==this._lastScaleY},_resetWidthHeight:function(){this.set(this.getOriginalSize())},_initElement:function(t,e){this.setElement(A.util.getById(t),e),A.util.addClass(this.getElement(),A.Image.CSS_CANVAS)},_initConfig:function(t){t||(t={}),this.setOptions(t),this._setWidthHeight(t)},_initFilters:function(t,e){t&&t.length?A.util.enlivenObjects(t,(function(t){e&&e(t)}),"fabric.Image.filters"):e&&e()},_setWidthHeight:function(t){t||(t={});var e=this.getElement();this.width=t.width||e.naturalWidth||e.width||0,this.height=t.height||e.naturalHeight||e.height||0},parsePreserveAspectRatioAttribute:function(){var t,e=A.util.parsePreserveAspectRatioAttribute(this.preserveAspectRatio||""),i=this._element.width,n=this._element.height,r=1,o=1,s=0,a=0,h=0,c=0,l=this.width,u=this.height,f={width:l,height:u};return!e||"none"===e.alignX&&"none"===e.alignY?(r=l/i,o=u/n):("meet"===e.meetOrSlice&&(t=(l-i*(r=o=A.util.findScaleToFit(this._element,f)))/2,"Min"===e.alignX&&(s=-t),"Max"===e.alignX&&(s=t),t=(u-n*o)/2,"Min"===e.alignY&&(a=-t),"Max"===e.alignY&&(a=t)),"slice"===e.meetOrSlice&&(t=i-l/(r=o=A.util.findScaleToCover(this._element,f)),"Mid"===e.alignX&&(h=t/2),"Max"===e.alignX&&(h=t),t=n-u/o,"Mid"===e.alignY&&(c=t/2),"Max"===e.alignY&&(c=t),i=l/r,n=u/o)),{width:i,height:n,scaleX:r,scaleY:o,offsetLeft:s,offsetTop:a,cropX:h,cropY:c}}}),A.Image.CSS_CANVAS="canvas-img",A.Image.prototype.getSvgSrc=A.Image.prototype.getSrc,A.Image.fromObject=function(t,e){var i=A.util.object.clone(t);A.util.loadImage(i.src,(function(t,n){n?e&&e(null,!0):A.Image.prototype._initFilters.call(i,i.filters,(function(n){i.filters=n||[],A.Image.prototype._initFilters.call(i,[i.resizeFilter],(function(n){i.resizeFilter=n[0],A.util.enlivenObjectEnlivables(i,i,(function(){var n=new A.Image(t,i);e(n,!1)}))}))}))}),null,i.crossOrigin)},A.Image.fromURL=function(t,e,i){A.util.loadImage(t,(function(t,n){e&&e(new A.Image(t,i),n)}),null,i&&i.crossOrigin)},A.Image.ATTRIBUTE_NAMES=A.SHARED_ATTRIBUTES.concat("x y width height preserveAspectRatio xlink:href crossOrigin image-rendering".split(" ")),A.Image.fromElement=function(t,i,n){var r=A.parseAttributes(t,A.Image.ATTRIBUTE_NAMES);A.Image.fromURL(r["xlink:href"],i,e(n?A.util.object.clone(n):{},r))})}(e),A.util.object.extend(A.Object.prototype,{_getAngleValueForStraighten:function(){var t=this.angle%360;return t>0?90*Math.round((t-1)/90):90*Math.round(t/90)},straighten:function(){return this.rotate(this._getAngleValueForStraighten())},fxStraighten:function(t){var e=function(){},i=(t=t||{}).onComplete||e,n=t.onChange||e,r=this;return A.util.animate({target:this,startValue:this.get("angle"),endValue:this._getAngleValueForStraighten(),duration:this.FX_DURATION,onChange:function(t){r.rotate(t),n()},onComplete:function(){r.setCoords(),i()}})}}),A.util.object.extend(A.StaticCanvas.prototype,{straightenObject:function(t){return t.straighten(),this.requestRenderAll(),this},fxStraightenObject:function(t){return t.fxStraighten({onChange:this.requestRenderAllBound})}}),function(){"use strict";function t(t,e){var i="precision "+e+" float;\nvoid main(){}",n=t.createShader(t.FRAGMENT_SHADER);return t.shaderSource(n,i),t.compileShader(n),!!t.getShaderParameter(n,t.COMPILE_STATUS)}function e(t){t&&t.tileSize&&(this.tileSize=t.tileSize),this.setupGLContext(this.tileSize,this.tileSize),this.captureGPUInfo()}A.isWebglSupported=function(e){if(A.isLikelyNode)return!1;e=e||A.WebglFilterBackend.prototype.tileSize;var i=document.createElement("canvas"),n=i.getContext("webgl")||i.getContext("experimental-webgl"),r=!1;if(n){A.maxTextureSize=n.getParameter(n.MAX_TEXTURE_SIZE),r=A.maxTextureSize>=e;for(var o=["highp","mediump","lowp"],s=0;s<3;s++)if(t(n,o[s])){A.webGlPrecision=o[s];break}}return this.isSupported=r,r},A.WebglFilterBackend=e,e.prototype={tileSize:2048,resources:{},setupGLContext:function(t,e){this.dispose(),this.createWebGLCanvas(t,e),this.aPosition=new Float32Array([0,0,0,1,1,0,1,1]),this.chooseFastestCopyGLTo2DMethod(t,e)},chooseFastestCopyGLTo2DMethod:function(t,e){var i,n=void 0!==window.performance;try{new ImageData(1,1),i=!0}catch(t){i=!1}var r="undefined"!=typeof ArrayBuffer,o="undefined"!=typeof Uint8ClampedArray;if(n&&i&&r&&o){var s=A.util.createCanvasElement(),a=new ArrayBuffer(t*e*4);if(A.forceGLPutImageData)return this.imageBuffer=a,void(this.copyGLTo2D=T);var h,c,l={imageBuffer:a,destinationWidth:t,destinationHeight:e,targetCanvas:s};s.width=t,s.height=e,h=window.performance.now(),P.call(l,this.gl,l),c=window.performance.now()-h,h=window.performance.now(),T.call(l,this.gl,l),c>window.performance.now()-h?(this.imageBuffer=a,this.copyGLTo2D=T):this.copyGLTo2D=P}},createWebGLCanvas:function(t,e){var i=A.util.createCanvasElement();i.width=t,i.height=e;var n={alpha:!0,premultipliedAlpha:!1,depth:!1,stencil:!1,antialias:!1},r=i.getContext("webgl",n);r||(r=i.getContext("experimental-webgl",n)),r&&(r.clearColor(0,0,0,0),this.canvas=i,this.gl=r)},applyFilters:function(t,e,i,n,r,o){var s,a=this.gl;o&&(s=this.getCachedTexture(o,e));var h={originalWidth:e.width||e.originalWidth,originalHeight:e.height||e.originalHeight,sourceWidth:i,sourceHeight:n,destinationWidth:i,destinationHeight:n,context:a,sourceTexture:this.createTexture(a,i,n,!s&&e),targetTexture:this.createTexture(a,i,n),originalTexture:s||this.createTexture(a,i,n,!s&&e),passes:t.length,webgl:!0,aPosition:this.aPosition,programCache:this.programCache,pass:0,filterBackend:this,targetCanvas:r},c=a.createFramebuffer();return a.bindFramebuffer(a.FRAMEBUFFER,c),t.forEach((function(t){t&&t.applyTo(h)})),function(t){var e=t.targetCanvas,i=e.width,n=e.height,r=t.destinationWidth,o=t.destinationHeight;i===r&&n===o||(e.width=r,e.height=o)}(h),this.copyGLTo2D(a,h),a.bindTexture(a.TEXTURE_2D,null),a.deleteTexture(h.sourceTexture),a.deleteTexture(h.targetTexture),a.deleteFramebuffer(c),r.getContext("2d").setTransform(1,0,0,1,0,0),h},dispose:function(){this.canvas&&(this.canvas=null,this.gl=null),this.clearWebGLCaches()},clearWebGLCaches:function(){this.programCache={},this.textureCache={}},createTexture:function(t,e,i,n,r){var o=t.createTexture();return t.bindTexture(t.TEXTURE_2D,o),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,r||t.NEAREST),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,r||t.NEAREST),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),n?t.texImage2D(t.TEXTURE_2D,0,t.RGBA,t.RGBA,t.UNSIGNED_BYTE,n):t.texImage2D(t.TEXTURE_2D,0,t.RGBA,e,i,0,t.RGBA,t.UNSIGNED_BYTE,null),o},getCachedTexture:function(t,e){if(this.textureCache[t])return this.textureCache[t];var i=this.createTexture(this.gl,e.width,e.height,e);return this.textureCache[t]=i,i},evictCachesForKey:function(t){this.textureCache[t]&&(this.gl.deleteTexture(this.textureCache[t]),delete this.textureCache[t])},copyGLTo2D:P,captureGPUInfo:function(){if(this.gpuInfo)return this.gpuInfo;var t=this.gl,e={renderer:"",vendor:""};if(!t)return e;var i=t.getExtension("WEBGL_debug_renderer_info");if(i){var n=t.getParameter(i.UNMASKED_RENDERER_WEBGL),r=t.getParameter(i.UNMASKED_VENDOR_WEBGL);n&&(e.renderer=n.toLowerCase()),r&&(e.vendor=r.toLowerCase())}return this.gpuInfo=e,e}}}(),function(){"use strict";var t=function(){};function e(){}A.Canvas2dFilterBackend=e,e.prototype={evictCachesForKey:t,dispose:t,clearWebGLCaches:t,resources:{},applyFilters:function(t,e,i,n,r){var o=r.getContext("2d");o.drawImage(e,0,0,i,n);var s={sourceWidth:i,sourceHeight:n,imageData:o.getImageData(0,0,i,n),originalEl:e,originalImageData:o.getImageData(0,0,i,n),canvasEl:r,ctx:o,filterBackend:this};return t.forEach((function(t){t.applyTo(s)})),s.imageData.width===i&&s.imageData.height===n||(r.width=s.imageData.width,r.height=s.imageData.height),o.putImageData(s.imageData,0,0),s}}}(),A.Image=A.Image||{},A.Image.filters=A.Image.filters||{},A.Image.filters.BaseFilter=A.util.createClass({type:"BaseFilter",vertexSource:"attribute vec2 aPosition;\nvarying vec2 vTexCoord;\nvoid main() {\nvTexCoord = aPosition;\ngl_Position = vec4(aPosition * 2.0 - 1.0, 0.0, 1.0);\n}",fragmentSource:"precision highp float;\nvarying vec2 vTexCoord;\nuniform sampler2D uTexture;\nvoid main() {\ngl_FragColor = texture2D(uTexture, vTexCoord);\n}",initialize:function(t){t&&this.setOptions(t)},setOptions:function(t){for(var e in t)this[e]=t[e]},createProgram:function(t,e,i){e=e||this.fragmentSource,i=i||this.vertexSource,"highp"!==A.webGlPrecision&&(e=e.replace(/precision highp float/g,"precision "+A.webGlPrecision+" float"));var n=t.createShader(t.VERTEX_SHADER);if(t.shaderSource(n,i),t.compileShader(n),!t.getShaderParameter(n,t.COMPILE_STATUS))throw new Error("Vertex shader compile error for "+this.type+": "+t.getShaderInfoLog(n));var r=t.createShader(t.FRAGMENT_SHADER);if(t.shaderSource(r,e),t.compileShader(r),!t.getShaderParameter(r,t.COMPILE_STATUS))throw new Error("Fragment shader compile error for "+this.type+": "+t.getShaderInfoLog(r));var o=t.createProgram();if(t.attachShader(o,n),t.attachShader(o,r),t.linkProgram(o),!t.getProgramParameter(o,t.LINK_STATUS))throw new Error('Shader link error for "${this.type}" '+t.getProgramInfoLog(o));var s=this.getAttributeLocations(t,o),a=this.getUniformLocations(t,o)||{};return a.uStepW=t.getUniformLocation(o,"uStepW"),a.uStepH=t.getUniformLocation(o,"uStepH"),{program:o,attributeLocations:s,uniformLocations:a}},getAttributeLocations:function(t,e){return{aPosition:t.getAttribLocation(e,"aPosition")}},getUniformLocations:function(){return{}},sendAttributeData:function(t,e,i){var n=e.aPosition,r=t.createBuffer();t.bindBuffer(t.ARRAY_BUFFER,r),t.enableVertexAttribArray(n),t.vertexAttribPointer(n,2,t.FLOAT,!1,0,0),t.bufferData(t.ARRAY_BUFFER,i,t.STATIC_DRAW)},_setupFrameBuffer:function(t){var e,i,n=t.context;t.passes>1?(e=t.destinationWidth,i=t.destinationHeight,t.sourceWidth===e&&t.sourceHeight===i||(n.deleteTexture(t.targetTexture),t.targetTexture=t.filterBackend.createTexture(n,e,i)),n.framebufferTexture2D(n.FRAMEBUFFER,n.COLOR_ATTACHMENT0,n.TEXTURE_2D,t.targetTexture,0)):(n.bindFramebuffer(n.FRAMEBUFFER,null),n.finish())},_swapTextures:function(t){t.passes--,t.pass++;var e=t.targetTexture;t.targetTexture=t.sourceTexture,t.sourceTexture=e},isNeutralState:function(){var t=this.mainParameter,e=A.Image.filters[this.type].prototype;if(t){if(Array.isArray(e[t])){for(var i=e[t].length;i--;)if(this[t][i]!==e[t][i])return!1;return!0}return e[t]===this[t]}return!1},applyTo:function(t){t.webgl?(this._setupFrameBuffer(t),this.applyToWebGL(t),this._swapTextures(t)):this.applyTo2d(t)},retrieveShader:function(t){return t.programCache.hasOwnProperty(this.type)||(t.programCache[this.type]=this.createProgram(t.context)),t.programCache[this.type]},applyToWebGL:function(t){var e=t.context,i=this.retrieveShader(t);0===t.pass&&t.originalTexture?e.bindTexture(e.TEXTURE_2D,t.originalTexture):e.bindTexture(e.TEXTURE_2D,t.sourceTexture),e.useProgram(i.program),this.sendAttributeData(e,i.attributeLocations,t.aPosition),e.uniform1f(i.uniformLocations.uStepW,1/t.sourceWidth),e.uniform1f(i.uniformLocations.uStepH,1/t.sourceHeight),this.sendUniformData(e,i.uniformLocations),e.viewport(0,0,t.destinationWidth,t.destinationHeight),e.drawArrays(e.TRIANGLE_STRIP,0,4)},bindAdditionalTexture:function(t,e,i){t.activeTexture(i),t.bindTexture(t.TEXTURE_2D,e),t.activeTexture(t.TEXTURE0)},unbindAdditionalTexture:function(t,e){t.activeTexture(e),t.bindTexture(t.TEXTURE_2D,null),t.activeTexture(t.TEXTURE0)},getMainParameter:function(){return this[this.mainParameter]},setMainParameter:function(t){this[this.mainParameter]=t},sendUniformData:function(){},createHelpLayer:function(t){if(!t.helpLayer){var e=document.createElement("canvas");e.width=t.sourceWidth,e.height=t.sourceHeight,t.helpLayer=e}},toObject:function(){var t={type:this.type},e=this.mainParameter;return e&&(t[e]=this[e]),t},toJSON:function(){return this.toObject()}}),A.Image.filters.BaseFilter.fromObject=function(t,e){var i=new A.Image.filters[t.type](t);return e&&e(i),i},function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.ColorMatrix=n(i.BaseFilter,{type:"ColorMatrix",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nvarying vec2 vTexCoord;\nuniform mat4 uColorMatrix;\nuniform vec4 uConstants;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\ncolor *= uColorMatrix;\ncolor += uConstants;\ngl_FragColor = color;\n}",matrix:[1,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,1,0],mainParameter:"matrix",colorsOnly:!0,initialize:function(t){this.callSuper("initialize",t),this.matrix=this.matrix.slice(0)},applyTo2d:function(t){var e,i,n,r,o,s=t.imageData.data,a=s.length,h=this.matrix,c=this.colorsOnly;for(o=0;o<a;o+=4)e=s[o],i=s[o+1],n=s[o+2],c?(s[o]=e*h[0]+i*h[1]+n*h[2]+255*h[4],s[o+1]=e*h[5]+i*h[6]+n*h[7]+255*h[9],s[o+2]=e*h[10]+i*h[11]+n*h[12]+255*h[14]):(r=s[o+3],s[o]=e*h[0]+i*h[1]+n*h[2]+r*h[3]+255*h[4],s[o+1]=e*h[5]+i*h[6]+n*h[7]+r*h[8]+255*h[9],s[o+2]=e*h[10]+i*h[11]+n*h[12]+r*h[13]+255*h[14],s[o+3]=e*h[15]+i*h[16]+n*h[17]+r*h[18]+255*h[19])},getUniformLocations:function(t,e){return{uColorMatrix:t.getUniformLocation(e,"uColorMatrix"),uConstants:t.getUniformLocation(e,"uConstants")}},sendUniformData:function(t,e){var i=this.matrix,n=[i[0],i[1],i[2],i[3],i[5],i[6],i[7],i[8],i[10],i[11],i[12],i[13],i[15],i[16],i[17],i[18]],r=[i[4],i[9],i[14],i[19]];t.uniformMatrix4fv(e.uColorMatrix,!1,n),t.uniform4fv(e.uConstants,r)}}),e.Image.filters.ColorMatrix.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.Brightness=n(i.BaseFilter,{type:"Brightness",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uBrightness;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\ncolor.rgb += uBrightness;\ngl_FragColor = color;\n}",brightness:0,mainParameter:"brightness",applyTo2d:function(t){if(0!==this.brightness){var e,i=t.imageData.data,n=i.length,r=Math.round(255*this.brightness);for(e=0;e<n;e+=4)i[e]=i[e]+r,i[e+1]=i[e+1]+r,i[e+2]=i[e+2]+r}},getUniformLocations:function(t,e){return{uBrightness:t.getUniformLocation(e,"uBrightness")}},sendUniformData:function(t,e){t.uniform1f(e.uBrightness,this.brightness)}}),e.Image.filters.Brightness.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,n=e.Image.filters,r=e.util.createClass;n.Convolute=r(n.BaseFilter,{type:"Convolute",opaque:!1,matrix:[0,0,0,0,1,0,0,0,0],fragmentSource:{Convolute_3_1:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uMatrix[9];\nuniform float uStepW;\nuniform float uStepH;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = vec4(0, 0, 0, 0);\nfor (float h = 0.0; h < 3.0; h+=1.0) {\nfor (float w = 0.0; w < 3.0; w+=1.0) {\nvec2 matrixPos = vec2(uStepW * (w - 1), uStepH * (h - 1));\ncolor += texture2D(uTexture, vTexCoord + matrixPos) * uMatrix[int(h * 3.0 + w)];\n}\n}\ngl_FragColor = color;\n}",Convolute_3_0:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uMatrix[9];\nuniform float uStepW;\nuniform float uStepH;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = vec4(0, 0, 0, 1);\nfor (float h = 0.0; h < 3.0; h+=1.0) {\nfor (float w = 0.0; w < 3.0; w+=1.0) {\nvec2 matrixPos = vec2(uStepW * (w - 1.0), uStepH * (h - 1.0));\ncolor.rgb += texture2D(uTexture, vTexCoord + matrixPos).rgb * uMatrix[int(h * 3.0 + w)];\n}\n}\nfloat alpha = texture2D(uTexture, vTexCoord).a;\ngl_FragColor = color;\ngl_FragColor.a = alpha;\n}",Convolute_5_1:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uMatrix[25];\nuniform float uStepW;\nuniform float uStepH;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = vec4(0, 0, 0, 0);\nfor (float h = 0.0; h < 5.0; h+=1.0) {\nfor (float w = 0.0; w < 5.0; w+=1.0) {\nvec2 matrixPos = vec2(uStepW * (w - 2.0), uStepH * (h - 2.0));\ncolor += texture2D(uTexture, vTexCoord + matrixPos) * uMatrix[int(h * 5.0 + w)];\n}\n}\ngl_FragColor = color;\n}",Convolute_5_0:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uMatrix[25];\nuniform float uStepW;\nuniform float uStepH;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = vec4(0, 0, 0, 1);\nfor (float h = 0.0; h < 5.0; h+=1.0) {\nfor (float w = 0.0; w < 5.0; w+=1.0) {\nvec2 matrixPos = vec2(uStepW * (w - 2.0), uStepH * (h - 2.0));\ncolor.rgb += texture2D(uTexture, vTexCoord + matrixPos).rgb * uMatrix[int(h * 5.0 + w)];\n}\n}\nfloat alpha = texture2D(uTexture, vTexCoord).a;\ngl_FragColor = color;\ngl_FragColor.a = alpha;\n}",Convolute_7_1:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uMatrix[49];\nuniform float uStepW;\nuniform float uStepH;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = vec4(0, 0, 0, 0);\nfor (float h = 0.0; h < 7.0; h+=1.0) {\nfor (float w = 0.0; w < 7.0; w+=1.0) {\nvec2 matrixPos = vec2(uStepW * (w - 3.0), uStepH * (h - 3.0));\ncolor += texture2D(uTexture, vTexCoord + matrixPos) * uMatrix[int(h * 7.0 + w)];\n}\n}\ngl_FragColor = color;\n}",Convolute_7_0:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uMatrix[49];\nuniform float uStepW;\nuniform float uStepH;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = vec4(0, 0, 0, 1);\nfor (float h = 0.0; h < 7.0; h+=1.0) {\nfor (float w = 0.0; w < 7.0; w+=1.0) {\nvec2 matrixPos = vec2(uStepW * (w - 3.0), uStepH * (h - 3.0));\ncolor.rgb += texture2D(uTexture, vTexCoord + matrixPos).rgb * uMatrix[int(h * 7.0 + w)];\n}\n}\nfloat alpha = texture2D(uTexture, vTexCoord).a;\ngl_FragColor = color;\ngl_FragColor.a = alpha;\n}",Convolute_9_1:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uMatrix[81];\nuniform float uStepW;\nuniform float uStepH;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = vec4(0, 0, 0, 0);\nfor (float h = 0.0; h < 9.0; h+=1.0) {\nfor (float w = 0.0; w < 9.0; w+=1.0) {\nvec2 matrixPos = vec2(uStepW * (w - 4.0), uStepH * (h - 4.0));\ncolor += texture2D(uTexture, vTexCoord + matrixPos) * uMatrix[int(h * 9.0 + w)];\n}\n}\ngl_FragColor = color;\n}",Convolute_9_0:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uMatrix[81];\nuniform float uStepW;\nuniform float uStepH;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = vec4(0, 0, 0, 1);\nfor (float h = 0.0; h < 9.0; h+=1.0) {\nfor (float w = 0.0; w < 9.0; w+=1.0) {\nvec2 matrixPos = vec2(uStepW * (w - 4.0), uStepH * (h - 4.0));\ncolor.rgb += texture2D(uTexture, vTexCoord + matrixPos).rgb * uMatrix[int(h * 9.0 + w)];\n}\n}\nfloat alpha = texture2D(uTexture, vTexCoord).a;\ngl_FragColor = color;\ngl_FragColor.a = alpha;\n}"},retrieveShader:function(t){var e=Math.sqrt(this.matrix.length),i=this.type+"_"+e+"_"+(this.opaque?1:0),n=this.fragmentSource[i];return t.programCache.hasOwnProperty(i)||(t.programCache[i]=this.createProgram(t.context,n)),t.programCache[i]},applyTo2d:function(t){var e,i,n,r,o,s,a,h,c,l,u,f,d,p=t.imageData,g=p.data,m=this.matrix,v=Math.round(Math.sqrt(m.length)),y=Math.floor(v/2),b=p.width,w=p.height,x=t.ctx.createImageData(b,w),_=x.data,S=this.opaque?1:0;for(u=0;u<w;u++)for(l=0;l<b;l++){for(o=4*(u*b+l),e=0,i=0,n=0,r=0,d=0;d<v;d++)for(f=0;f<v;f++)s=l+f-y,(a=u+d-y)<0||a>=w||s<0||s>=b||(h=4*(a*b+s),c=m[d*v+f],e+=g[h]*c,i+=g[h+1]*c,n+=g[h+2]*c,S||(r+=g[h+3]*c));_[o]=e,_[o+1]=i,_[o+2]=n,_[o+3]=S?g[o+3]:r}t.imageData=x},getUniformLocations:function(t,e){return{uMatrix:t.getUniformLocation(e,"uMatrix"),uOpaque:t.getUniformLocation(e,"uOpaque"),uHalfSize:t.getUniformLocation(e,"uHalfSize"),uSize:t.getUniformLocation(e,"uSize")}},sendUniformData:function(t,e){t.uniform1fv(e.uMatrix,this.matrix)},toObject:function(){return i(this.callSuper("toObject"),{opaque:this.opaque,matrix:this.matrix})}}),e.Image.filters.Convolute.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.Grayscale=n(i.BaseFilter,{type:"Grayscale",fragmentSource:{average:"precision highp float;\nuniform sampler2D uTexture;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\nfloat average = (color.r + color.b + color.g) / 3.0;\ngl_FragColor = vec4(average, average, average, color.a);\n}",lightness:"precision highp float;\nuniform sampler2D uTexture;\nuniform int uMode;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 col = texture2D(uTexture, vTexCoord);\nfloat average = (max(max(col.r, col.g),col.b) + min(min(col.r, col.g),col.b)) / 2.0;\ngl_FragColor = vec4(average, average, average, col.a);\n}",luminosity:"precision highp float;\nuniform sampler2D uTexture;\nuniform int uMode;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 col = texture2D(uTexture, vTexCoord);\nfloat average = 0.21 * col.r + 0.72 * col.g + 0.07 * col.b;\ngl_FragColor = vec4(average, average, average, col.a);\n}"},mode:"average",mainParameter:"mode",applyTo2d:function(t){var e,i,n=t.imageData.data,r=n.length,o=this.mode;for(e=0;e<r;e+=4)"average"===o?i=(n[e]+n[e+1]+n[e+2])/3:"lightness"===o?i=(Math.min(n[e],n[e+1],n[e+2])+Math.max(n[e],n[e+1],n[e+2]))/2:"luminosity"===o&&(i=.21*n[e]+.72*n[e+1]+.07*n[e+2]),n[e]=i,n[e+1]=i,n[e+2]=i},retrieveShader:function(t){var e=this.type+"_"+this.mode;if(!t.programCache.hasOwnProperty(e)){var i=this.fragmentSource[this.mode];t.programCache[e]=this.createProgram(t.context,i)}return t.programCache[e]},getUniformLocations:function(t,e){return{uMode:t.getUniformLocation(e,"uMode")}},sendUniformData:function(t,e){t.uniform1i(e.uMode,1)},isNeutralState:function(){return!1}}),e.Image.filters.Grayscale.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.Invert=n(i.BaseFilter,{type:"Invert",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nuniform int uInvert;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\nif (uInvert == 1) {\ngl_FragColor = vec4(1.0 - color.r,1.0 -color.g,1.0 -color.b,color.a);\n} else {\ngl_FragColor = color;\n}\n}",invert:!0,mainParameter:"invert",applyTo2d:function(t){var e,i=t.imageData.data,n=i.length;for(e=0;e<n;e+=4)i[e]=255-i[e],i[e+1]=255-i[e+1],i[e+2]=255-i[e+2]},isNeutralState:function(){return!this.invert},getUniformLocations:function(t,e){return{uInvert:t.getUniformLocation(e,"uInvert")}},sendUniformData:function(t,e){t.uniform1i(e.uInvert,this.invert)}}),e.Image.filters.Invert.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,n=e.Image.filters,r=e.util.createClass;n.Noise=r(n.BaseFilter,{type:"Noise",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uStepH;\nuniform float uNoise;\nuniform float uSeed;\nvarying vec2 vTexCoord;\nfloat rand(vec2 co, float seed, float vScale) {\nreturn fract(sin(dot(co.xy * vScale ,vec2(12.9898 , 78.233))) * 43758.5453 * (seed + 0.01) / 2.0);\n}\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\ncolor.rgb += (0.5 - rand(vTexCoord, uSeed, 0.1 / uStepH)) * uNoise;\ngl_FragColor = color;\n}",mainParameter:"noise",noise:0,applyTo2d:function(t){if(0!==this.noise){var e,i,n=t.imageData.data,r=n.length,o=this.noise;for(e=0,r=n.length;e<r;e+=4)i=(.5-Math.random())*o,n[e]+=i,n[e+1]+=i,n[e+2]+=i}},getUniformLocations:function(t,e){return{uNoise:t.getUniformLocation(e,"uNoise"),uSeed:t.getUniformLocation(e,"uSeed")}},sendUniformData:function(t,e){t.uniform1f(e.uNoise,this.noise/255),t.uniform1f(e.uSeed,Math.random())},toObject:function(){return i(this.callSuper("toObject"),{noise:this.noise})}}),e.Image.filters.Noise.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.Pixelate=n(i.BaseFilter,{type:"Pixelate",blocksize:4,mainParameter:"blocksize",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uBlocksize;\nuniform float uStepW;\nuniform float uStepH;\nvarying vec2 vTexCoord;\nvoid main() {\nfloat blockW = uBlocksize * uStepW;\nfloat blockH = uBlocksize * uStepW;\nint posX = int(vTexCoord.x / blockW);\nint posY = int(vTexCoord.y / blockH);\nfloat fposX = float(posX);\nfloat fposY = float(posY);\nvec2 squareCoords = vec2(fposX * blockW, fposY * blockH);\nvec4 color = texture2D(uTexture, squareCoords);\ngl_FragColor = color;\n}",applyTo2d:function(t){var e,i,n,r,o,s,a,h,c,l,u,f=t.imageData,d=f.data,p=f.height,g=f.width;for(i=0;i<p;i+=this.blocksize)for(n=0;n<g;n+=this.blocksize)for(r=d[e=4*i*g+4*n],o=d[e+1],s=d[e+2],a=d[e+3],l=Math.min(i+this.blocksize,p),u=Math.min(n+this.blocksize,g),h=i;h<l;h++)for(c=n;c<u;c++)d[e=4*h*g+4*c]=r,d[e+1]=o,d[e+2]=s,d[e+3]=a},isNeutralState:function(){return 1===this.blocksize},getUniformLocations:function(t,e){return{uBlocksize:t.getUniformLocation(e,"uBlocksize"),uStepW:t.getUniformLocation(e,"uStepW"),uStepH:t.getUniformLocation(e,"uStepH")}},sendUniformData:function(t,e){t.uniform1f(e.uBlocksize,this.blocksize)}}),e.Image.filters.Pixelate.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.extend,n=e.Image.filters,r=e.util.createClass;n.RemoveColor=r(n.BaseFilter,{type:"RemoveColor",color:"#FFFFFF",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nuniform vec4 uLow;\nuniform vec4 uHigh;\nvarying vec2 vTexCoord;\nvoid main() {\ngl_FragColor = texture2D(uTexture, vTexCoord);\nif(all(greaterThan(gl_FragColor.rgb,uLow.rgb)) && all(greaterThan(uHigh.rgb,gl_FragColor.rgb))) {\ngl_FragColor.a = 0.0;\n}\n}",distance:.02,useAlpha:!1,applyTo2d:function(t){var i,n,r,o,s=t.imageData.data,a=255*this.distance,h=new e.Color(this.color).getSource(),c=[h[0]-a,h[1]-a,h[2]-a],l=[h[0]+a,h[1]+a,h[2]+a];for(i=0;i<s.length;i+=4)n=s[i],r=s[i+1],o=s[i+2],n>c[0]&&r>c[1]&&o>c[2]&&n<l[0]&&r<l[1]&&o<l[2]&&(s[i+3]=0)},getUniformLocations:function(t,e){return{uLow:t.getUniformLocation(e,"uLow"),uHigh:t.getUniformLocation(e,"uHigh")}},sendUniformData:function(t,i){var n=new e.Color(this.color).getSource(),r=parseFloat(this.distance),o=[0+n[0]/255-r,0+n[1]/255-r,0+n[2]/255-r,1],s=[n[0]/255+r,n[1]/255+r,n[2]/255+r,1];t.uniform4fv(i.uLow,o),t.uniform4fv(i.uHigh,s)},toObject:function(){return i(this.callSuper("toObject"),{color:this.color,distance:this.distance})}}),e.Image.filters.RemoveColor.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass,r={Brownie:[.5997,.34553,-.27082,0,.186,-.0377,.86095,.15059,0,-.1449,.24113,-.07441,.44972,0,-.02965,0,0,0,1,0],Vintage:[.62793,.32021,-.03965,0,.03784,.02578,.64411,.03259,0,.02926,.0466,-.08512,.52416,0,.02023,0,0,0,1,0],Kodachrome:[1.12855,-.39673,-.03992,0,.24991,-.16404,1.08352,-.05498,0,.09698,-.16786,-.56034,1.60148,0,.13972,0,0,0,1,0],Technicolor:[1.91252,-.85453,-.09155,0,.04624,-.30878,1.76589,-.10601,0,-.27589,-.2311,-.75018,1.84759,0,.12137,0,0,0,1,0],Polaroid:[1.438,-.062,-.062,0,0,-.122,1.378,-.122,0,0,-.016,-.016,1.483,0,0,0,0,0,1,0],Sepia:[.393,.769,.189,0,0,.349,.686,.168,0,0,.272,.534,.131,0,0,0,0,0,1,0],BlackWhite:[1.5,1.5,1.5,0,-1,1.5,1.5,1.5,0,-1,1.5,1.5,1.5,0,-1,0,0,0,1,0]};for(var o in r)i[o]=n(i.ColorMatrix,{type:o,matrix:r[o],mainParameter:!1,colorsOnly:!0}),e.Image.filters[o].fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric,i=e.Image.filters,n=e.util.createClass;i.BlendColor=n(i.BaseFilter,{type:"BlendColor",color:"#F95C63",mode:"multiply",alpha:1,fragmentSource:{multiply:"gl_FragColor.rgb *= uColor.rgb;\n",screen:"gl_FragColor.rgb = 1.0 - (1.0 - gl_FragColor.rgb) * (1.0 - uColor.rgb);\n",add:"gl_FragColor.rgb += uColor.rgb;\n",diff:"gl_FragColor.rgb = abs(gl_FragColor.rgb - uColor.rgb);\n",subtract:"gl_FragColor.rgb -= uColor.rgb;\n",lighten:"gl_FragColor.rgb = max(gl_FragColor.rgb, uColor.rgb);\n",darken:"gl_FragColor.rgb = min(gl_FragColor.rgb, uColor.rgb);\n",exclusion:"gl_FragColor.rgb += uColor.rgb - 2.0 * (uColor.rgb * gl_FragColor.rgb);\n",overlay:"if (uColor.r < 0.5) {\ngl_FragColor.r *= 2.0 * uColor.r;\n} else {\ngl_FragColor.r = 1.0 - 2.0 * (1.0 - gl_FragColor.r) * (1.0 - uColor.r);\n}\nif (uColor.g < 0.5) {\ngl_FragColor.g *= 2.0 * uColor.g;\n} else {\ngl_FragColor.g = 1.0 - 2.0 * (1.0 - gl_FragColor.g) * (1.0 - uColor.g);\n}\nif (uColor.b < 0.5) {\ngl_FragColor.b *= 2.0 * uColor.b;\n} else {\ngl_FragColor.b = 1.0 - 2.0 * (1.0 - gl_FragColor.b) * (1.0 - uColor.b);\n}\n",tint:"gl_FragColor.rgb *= (1.0 - uColor.a);\ngl_FragColor.rgb += uColor.rgb;\n"},buildSource:function(t){return"precision highp float;\nuniform sampler2D uTexture;\nuniform vec4 uColor;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\ngl_FragColor = color;\nif (color.a > 0.0) {\n"+this.fragmentSource[t]+"}\n}"},retrieveShader:function(t){var e,i=this.type+"_"+this.mode;return t.programCache.hasOwnProperty(i)||(e=this.buildSource(this.mode),t.programCache[i]=this.createProgram(t.context,e)),t.programCache[i]},applyTo2d:function(t){var i,n,r,o,s,a,h,c=t.imageData.data,l=c.length,u=1-this.alpha;i=(h=new e.Color(this.color).getSource())[0]*this.alpha,n=h[1]*this.alpha,r=h[2]*this.alpha;for(var f=0;f<l;f+=4)switch(o=c[f],s=c[f+1],a=c[f+2],this.mode){case"multiply":c[f]=o*i/255,c[f+1]=s*n/255,c[f+2]=a*r/255;break;case"screen":c[f]=255-(255-o)*(255-i)/255,c[f+1]=255-(255-s)*(255-n)/255,c[f+2]=255-(255-a)*(255-r)/255;break;case"add":c[f]=o+i,c[f+1]=s+n,c[f+2]=a+r;break;case"diff":case"difference":c[f]=Math.abs(o-i),c[f+1]=Math.abs(s-n),c[f+2]=Math.abs(a-r);break;case"subtract":c[f]=o-i,c[f+1]=s-n,c[f+2]=a-r;break;case"darken":c[f]=Math.min(o,i),c[f+1]=Math.min(s,n),c[f+2]=Math.min(a,r);break;case"lighten":c[f]=Math.max(o,i),c[f+1]=Math.max(s,n),c[f+2]=Math.max(a,r);break;case"overlay":c[f]=i<128?2*o*i/255:255-2*(255-o)*(255-i)/255,c[f+1]=n<128?2*s*n/255:255-2*(255-s)*(255-n)/255,c[f+2]=r<128?2*a*r/255:255-2*(255-a)*(255-r)/255;break;case"exclusion":c[f]=i+o-2*i*o/255,c[f+1]=n+s-2*n*s/255,c[f+2]=r+a-2*r*a/255;break;case"tint":c[f]=i+o*u,c[f+1]=n+s*u,c[f+2]=r+a*u}},getUniformLocations:function(t,e){return{uColor:t.getUniformLocation(e,"uColor")}},sendUniformData:function(t,i){var n=new e.Color(this.color).getSource();n[0]=this.alpha*n[0]/255,n[1]=this.alpha*n[1]/255,n[2]=this.alpha*n[2]/255,n[3]=this.alpha,t.uniform4fv(i.uColor,n)},toObject:function(){return{type:this.type,color:this.color,mode:this.mode,alpha:this.alpha}}}),e.Image.filters.BlendColor.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric,i=e.Image.filters,n=e.util.createClass;i.BlendImage=n(i.BaseFilter,{type:"BlendImage",image:null,mode:"multiply",alpha:1,vertexSource:"attribute vec2 aPosition;\nvarying vec2 vTexCoord;\nvarying vec2 vTexCoord2;\nuniform mat3 uTransformMatrix;\nvoid main() {\nvTexCoord = aPosition;\nvTexCoord2 = (uTransformMatrix * vec3(aPosition, 1.0)).xy;\ngl_Position = vec4(aPosition * 2.0 - 1.0, 0.0, 1.0);\n}",fragmentSource:{multiply:"precision highp float;\nuniform sampler2D uTexture;\nuniform sampler2D uImage;\nuniform vec4 uColor;\nvarying vec2 vTexCoord;\nvarying vec2 vTexCoord2;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\nvec4 color2 = texture2D(uImage, vTexCoord2);\ncolor.rgba *= color2.rgba;\ngl_FragColor = color;\n}",mask:"precision highp float;\nuniform sampler2D uTexture;\nuniform sampler2D uImage;\nuniform vec4 uColor;\nvarying vec2 vTexCoord;\nvarying vec2 vTexCoord2;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\nvec4 color2 = texture2D(uImage, vTexCoord2);\ncolor.a = color2.a;\ngl_FragColor = color;\n}"},retrieveShader:function(t){var e=this.type+"_"+this.mode,i=this.fragmentSource[this.mode];return t.programCache.hasOwnProperty(e)||(t.programCache[e]=this.createProgram(t.context,i)),t.programCache[e]},applyToWebGL:function(t){var e=t.context,i=this.createTexture(t.filterBackend,this.image);this.bindAdditionalTexture(e,i,e.TEXTURE1),this.callSuper("applyToWebGL",t),this.unbindAdditionalTexture(e,e.TEXTURE1)},createTexture:function(t,e){return t.getCachedTexture(e.cacheKey,e._element)},calculateMatrix:function(){var t=this.image,e=t._element.width,i=t._element.height;return[1/t.scaleX,0,0,0,1/t.scaleY,0,-t.left/e,-t.top/i,1]},applyTo2d:function(t){var i,n,r,o,s,a,h,c,l,u,f,d=t.imageData,p=t.filterBackend.resources,g=d.data,m=g.length,v=d.width,y=d.height,b=this.image;p.blendImage||(p.blendImage=e.util.createCanvasElement()),u=(l=p.blendImage).getContext("2d"),l.width!==v||l.height!==y?(l.width=v,l.height=y):u.clearRect(0,0,v,y),u.setTransform(b.scaleX,0,0,b.scaleY,b.left,b.top),u.drawImage(b._element,0,0,v,y),f=u.getImageData(0,0,v,y).data;for(var w=0;w<m;w+=4)switch(s=g[w],a=g[w+1],h=g[w+2],c=g[w+3],i=f[w],n=f[w+1],r=f[w+2],o=f[w+3],this.mode){case"multiply":g[w]=s*i/255,g[w+1]=a*n/255,g[w+2]=h*r/255,g[w+3]=c*o/255;break;case"mask":g[w+3]=o}},getUniformLocations:function(t,e){return{uTransformMatrix:t.getUniformLocation(e,"uTransformMatrix"),uImage:t.getUniformLocation(e,"uImage")}},sendUniformData:function(t,e){var i=this.calculateMatrix();t.uniform1i(e.uImage,1),t.uniformMatrix3fv(e.uTransformMatrix,!1,i)},toObject:function(){return{type:this.type,image:this.image&&this.image.toObject(),mode:this.mode,alpha:this.alpha}}}),e.Image.filters.BlendImage.fromObject=function(t,i){e.Image.fromObject(t.image,(function(n){var r=e.util.object.clone(t);r.image=n,i(new e.Image.filters.BlendImage(r))}))}}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=Math.pow,n=Math.floor,r=Math.sqrt,o=Math.abs,s=Math.round,a=Math.sin,h=Math.ceil,c=e.Image.filters,l=e.util.createClass;c.Resize=l(c.BaseFilter,{type:"Resize",resizeType:"hermite",scaleX:1,scaleY:1,lanczosLobes:3,getUniformLocations:function(t,e){return{uDelta:t.getUniformLocation(e,"uDelta"),uTaps:t.getUniformLocation(e,"uTaps")}},sendUniformData:function(t,e){t.uniform2fv(e.uDelta,this.horizontal?[1/this.width,0]:[0,1/this.height]),t.uniform1fv(e.uTaps,this.taps)},retrieveShader:function(t){var e=this.getFilterWindow(),i=this.type+"_"+e;if(!t.programCache.hasOwnProperty(i)){var n=this.generateShader(e);t.programCache[i]=this.createProgram(t.context,n)}return t.programCache[i]},getFilterWindow:function(){var t=this.tempScale;return Math.ceil(this.lanczosLobes/t)},getTaps:function(){for(var t=this.lanczosCreate(this.lanczosLobes),e=this.tempScale,i=this.getFilterWindow(),n=new Array(i),r=1;r<=i;r++)n[r-1]=t(r*e);return n},generateShader:function(t){for(var e=new Array(t),i=this.fragmentSourceTOP,n=1;n<=t;n++)e[n-1]=n+".0 * uDelta";return i+="uniform float uTaps["+t+"];\n",i+="void main() {\n",i+="  vec4 color = texture2D(uTexture, vTexCoord);\n",i+="  float sum = 1.0;\n",e.forEach((function(t,e){i+="  color += texture2D(uTexture, vTexCoord + "+t+") * uTaps["+e+"];\n",i+="  color += texture2D(uTexture, vTexCoord - "+t+") * uTaps["+e+"];\n",i+="  sum += 2.0 * uTaps["+e+"];\n"})),i+="  gl_FragColor = color / sum;\n",i+="}"},fragmentSourceTOP:"precision highp float;\nuniform sampler2D uTexture;\nuniform vec2 uDelta;\nvarying vec2 vTexCoord;\n",applyTo:function(t){t.webgl?(t.passes++,this.width=t.sourceWidth,this.horizontal=!0,this.dW=Math.round(this.width*this.scaleX),this.dH=t.sourceHeight,this.tempScale=this.dW/this.width,this.taps=this.getTaps(),t.destinationWidth=this.dW,this._setupFrameBuffer(t),this.applyToWebGL(t),this._swapTextures(t),t.sourceWidth=t.destinationWidth,this.height=t.sourceHeight,this.horizontal=!1,this.dH=Math.round(this.height*this.scaleY),this.tempScale=this.dH/this.height,this.taps=this.getTaps(),t.destinationHeight=this.dH,this._setupFrameBuffer(t),this.applyToWebGL(t),this._swapTextures(t),t.sourceHeight=t.destinationHeight):this.applyTo2d(t)},isNeutralState:function(){return 1===this.scaleX&&1===this.scaleY},lanczosCreate:function(t){return function(e){if(e>=t||e<=-t)return 0;if(e<1.1920929e-7&&e>-1.1920929e-7)return 1;var i=(e*=Math.PI)/t;return a(e)/e*a(i)/i}},applyTo2d:function(t){var e=t.imageData,i=this.scaleX,n=this.scaleY;this.rcpScaleX=1/i,this.rcpScaleY=1/n;var r,o=e.width,a=e.height,h=s(o*i),c=s(a*n);"sliceHack"===this.resizeType?r=this.sliceByTwo(t,o,a,h,c):"hermite"===this.resizeType?r=this.hermiteFastResize(t,o,a,h,c):"bilinear"===this.resizeType?r=this.bilinearFiltering(t,o,a,h,c):"lanczos"===this.resizeType&&(r=this.lanczosResize(t,o,a,h,c)),t.imageData=r},sliceByTwo:function(t,i,r,o,s){var a,h,c=t.imageData,l=.5,u=!1,f=!1,d=i*l,p=r*l,g=e.filterBackend.resources,m=0,v=0,y=i,b=0;for(g.sliceByTwo||(g.sliceByTwo=document.createElement("canvas")),((a=g.sliceByTwo).width<1.5*i||a.height<r)&&(a.width=1.5*i,a.height=r),(h=a.getContext("2d")).clearRect(0,0,1.5*i,r),h.putImageData(c,0,0),o=n(o),s=n(s);!u||!f;)i=d,r=p,o<n(d*l)?d=n(d*l):(d=o,u=!0),s<n(p*l)?p=n(p*l):(p=s,f=!0),h.drawImage(a,m,v,i,r,y,b,d,p),m=y,v=b,b+=p;return h.getImageData(m,v,o,s)},lanczosResize:function(t,e,s,a,c){var l=t.imageData.data,u=t.ctx.createImageData(a,c),f=u.data,d=this.lanczosCreate(this.lanczosLobes),p=this.rcpScaleX,g=this.rcpScaleY,m=2/this.rcpScaleX,v=2/this.rcpScaleY,y=h(p*this.lanczosLobes/2),b=h(g*this.lanczosLobes/2),w={},x={},_={};return function t(h){var S,C,A,L,P,T,O,k,N,j,F;for(x.x=(h+.5)*p,_.x=n(x.x),S=0;S<c;S++){for(x.y=(S+.5)*g,_.y=n(x.y),P=0,T=0,O=0,k=0,N=0,C=_.x-y;C<=_.x+y;C++)if(!(C<0||C>=e)){j=n(1e3*o(C-x.x)),w[j]||(w[j]={});for(var E=_.y-b;E<=_.y+b;E++)E<0||E>=s||(F=n(1e3*o(E-x.y)),w[j][F]||(w[j][F]=d(r(i(j*m,2)+i(F*v,2))/1e3)),(A=w[j][F])>0&&(P+=A,T+=A*l[L=4*(E*e+C)],O+=A*l[L+1],k+=A*l[L+2],N+=A*l[L+3]))}f[L=4*(S*a+h)]=T/P,f[L+1]=O/P,f[L+2]=k/P,f[L+3]=N/P}return++h<a?t(h):u}(0)},bilinearFiltering:function(t,e,i,r,o){var s,a,h,c,l,u,f,d,p,g=0,m=this.rcpScaleX,v=this.rcpScaleY,y=4*(e-1),b=t.imageData.data,w=t.ctx.createImageData(r,o),x=w.data;for(h=0;h<o;h++)for(c=0;c<r;c++)for(l=m*c-(s=n(m*c)),u=v*h-(a=n(v*h)),p=4*(a*e+s),f=0;f<4;f++)d=b[p+f]*(1-l)*(1-u)+b[p+4+f]*l*(1-u)+b[p+y+f]*u*(1-l)+b[p+y+4+f]*l*u,x[g++]=d;return w},hermiteFastResize:function(t,e,i,s,a){for(var c=this.rcpScaleX,l=this.rcpScaleY,u=h(c/2),f=h(l/2),d=t.imageData.data,p=t.ctx.createImageData(s,a),g=p.data,m=0;m<a;m++)for(var v=0;v<s;v++){for(var y=4*(v+m*s),b=0,w=0,x=0,_=0,S=0,C=0,A=0,L=(m+.5)*l,P=n(m*l);P<(m+1)*l;P++)for(var T=o(L-(P+.5))/f,O=(v+.5)*c,k=T*T,N=n(v*c);N<(v+1)*c;N++){var j=o(O-(N+.5))/u,F=r(k+j*j);F>1&&F<-1||(b=2*F*F*F-3*F*F+1)>0&&(A+=b*d[3+(j=4*(N+P*e))],x+=b,d[j+3]<255&&(b=b*d[j+3]/250),_+=b*d[j],S+=b*d[j+1],C+=b*d[j+2],w+=b)}g[y]=_/w,g[y+1]=S/w,g[y+2]=C/w,g[y+3]=A/x}return p},toObject:function(){return{type:this.type,scaleX:this.scaleX,scaleY:this.scaleY,resizeType:this.resizeType,lanczosLobes:this.lanczosLobes}}}),e.Image.filters.Resize.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.Contrast=n(i.BaseFilter,{type:"Contrast",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uContrast;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\nfloat contrastF = 1.015 * (uContrast + 1.0) / (1.0 * (1.015 - uContrast));\ncolor.rgb = contrastF * (color.rgb - 0.5) + 0.5;\ngl_FragColor = color;\n}",contrast:0,mainParameter:"contrast",applyTo2d:function(t){if(0!==this.contrast){var e,i=t.imageData.data,n=i.length,r=Math.floor(255*this.contrast),o=259*(r+255)/(255*(259-r));for(e=0;e<n;e+=4)i[e]=o*(i[e]-128)+128,i[e+1]=o*(i[e+1]-128)+128,i[e+2]=o*(i[e+2]-128)+128}},getUniformLocations:function(t,e){return{uContrast:t.getUniformLocation(e,"uContrast")}},sendUniformData:function(t,e){t.uniform1f(e.uContrast,this.contrast)}}),e.Image.filters.Contrast.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.Saturation=n(i.BaseFilter,{type:"Saturation",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uSaturation;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\nfloat rgMax = max(color.r, color.g);\nfloat rgbMax = max(rgMax, color.b);\ncolor.r += rgbMax != color.r ? (rgbMax - color.r) * uSaturation : 0.00;\ncolor.g += rgbMax != color.g ? (rgbMax - color.g) * uSaturation : 0.00;\ncolor.b += rgbMax != color.b ? (rgbMax - color.b) * uSaturation : 0.00;\ngl_FragColor = color;\n}",saturation:0,mainParameter:"saturation",applyTo2d:function(t){if(0!==this.saturation){var e,i,n=t.imageData.data,r=n.length,o=-this.saturation;for(e=0;e<r;e+=4)i=Math.max(n[e],n[e+1],n[e+2]),n[e]+=i!==n[e]?(i-n[e])*o:0,n[e+1]+=i!==n[e+1]?(i-n[e+1])*o:0,n[e+2]+=i!==n[e+2]?(i-n[e+2])*o:0}},getUniformLocations:function(t,e){return{uSaturation:t.getUniformLocation(e,"uSaturation")}},sendUniformData:function(t,e){t.uniform1f(e.uSaturation,-this.saturation)}}),e.Image.filters.Saturation.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.Vibrance=n(i.BaseFilter,{type:"Vibrance",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nuniform float uVibrance;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\nfloat max = max(color.r, max(color.g, color.b));\nfloat avg = (color.r + color.g + color.b) / 3.0;\nfloat amt = (abs(max - avg) * 2.0) * uVibrance;\ncolor.r += max != color.r ? (max - color.r) * amt : 0.00;\ncolor.g += max != color.g ? (max - color.g) * amt : 0.00;\ncolor.b += max != color.b ? (max - color.b) * amt : 0.00;\ngl_FragColor = color;\n}",vibrance:0,mainParameter:"vibrance",applyTo2d:function(t){if(0!==this.vibrance){var e,i,n,r,o=t.imageData.data,s=o.length,a=-this.vibrance;for(e=0;e<s;e+=4)i=Math.max(o[e],o[e+1],o[e+2]),n=(o[e]+o[e+1]+o[e+2])/3,r=2*Math.abs(i-n)/255*a,o[e]+=i!==o[e]?(i-o[e])*r:0,o[e+1]+=i!==o[e+1]?(i-o[e+1])*r:0,o[e+2]+=i!==o[e+2]?(i-o[e+2])*r:0}},getUniformLocations:function(t,e){return{uVibrance:t.getUniformLocation(e,"uVibrance")}},sendUniformData:function(t,e){t.uniform1f(e.uVibrance,-this.vibrance)}}),e.Image.filters.Vibrance.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.Blur=n(i.BaseFilter,{type:"Blur",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nuniform vec2 uDelta;\nvarying vec2 vTexCoord;\nconst float nSamples = 15.0;\nvec3 v3offset = vec3(12.9898, 78.233, 151.7182);\nfloat random(vec3 scale) {\nreturn fract(sin(dot(gl_FragCoord.xyz, scale)) * 43758.5453);\n}\nvoid main() {\nvec4 color = vec4(0.0);\nfloat total = 0.0;\nfloat offset = random(v3offset);\nfor (float t = -nSamples; t <= nSamples; t++) {\nfloat percent = (t + offset - 0.5) / nSamples;\nfloat weight = 1.0 - abs(percent);\ncolor += texture2D(uTexture, vTexCoord + uDelta * percent) * weight;\ntotal += weight;\n}\ngl_FragColor = color / total;\n}",blur:0,mainParameter:"blur",applyTo:function(t){t.webgl?(this.aspectRatio=t.sourceWidth/t.sourceHeight,t.passes++,this._setupFrameBuffer(t),this.horizontal=!0,this.applyToWebGL(t),this._swapTextures(t),this._setupFrameBuffer(t),this.horizontal=!1,this.applyToWebGL(t),this._swapTextures(t)):this.applyTo2d(t)},applyTo2d:function(t){t.imageData=this.simpleBlur(t)},simpleBlur:function(t){var i,n,r=t.filterBackend.resources,o=t.imageData.width,s=t.imageData.height;r.blurLayer1||(r.blurLayer1=e.util.createCanvasElement(),r.blurLayer2=e.util.createCanvasElement()),i=r.blurLayer1,n=r.blurLayer2,i.width===o&&i.height===s||(n.width=i.width=o,n.height=i.height=s);var a,h,c,l,u=i.getContext("2d"),f=n.getContext("2d"),d=.06*this.blur*.5;for(u.putImageData(t.imageData,0,0),f.clearRect(0,0,o,s),l=-15;l<=15;l++)c=d*(h=l/15)*o+(a=(Math.random()-.5)/4),f.globalAlpha=1-Math.abs(h),f.drawImage(i,c,a),u.drawImage(n,0,0),f.globalAlpha=1,f.clearRect(0,0,n.width,n.height);for(l=-15;l<=15;l++)c=d*(h=l/15)*s+(a=(Math.random()-.5)/4),f.globalAlpha=1-Math.abs(h),f.drawImage(i,a,c),u.drawImage(n,0,0),f.globalAlpha=1,f.clearRect(0,0,n.width,n.height);t.ctx.drawImage(i,0,0);var p=t.ctx.getImageData(0,0,i.width,i.height);return u.globalAlpha=1,u.clearRect(0,0,i.width,i.height),p},getUniformLocations:function(t,e){return{delta:t.getUniformLocation(e,"uDelta")}},sendUniformData:function(t,e){var i=this.chooseRightDelta();t.uniform2fv(e.delta,i)},chooseRightDelta:function(){var t,e=1,i=[0,0];return this.horizontal?this.aspectRatio>1&&(e=1/this.aspectRatio):this.aspectRatio<1&&(e=this.aspectRatio),t=e*this.blur*.12,this.horizontal?i[0]=t:i[1]=t,i}}),i.Blur.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.Gamma=n(i.BaseFilter,{type:"Gamma",fragmentSource:"precision highp float;\nuniform sampler2D uTexture;\nuniform vec3 uGamma;\nvarying vec2 vTexCoord;\nvoid main() {\nvec4 color = texture2D(uTexture, vTexCoord);\nvec3 correction = (1.0 / uGamma);\ncolor.r = pow(color.r, correction.r);\ncolor.g = pow(color.g, correction.g);\ncolor.b = pow(color.b, correction.b);\ngl_FragColor = color;\ngl_FragColor.rgb *= color.a;\n}",gamma:[1,1,1],mainParameter:"gamma",initialize:function(t){this.gamma=[1,1,1],i.BaseFilter.prototype.initialize.call(this,t)},applyTo2d:function(t){var e,i=t.imageData.data,n=this.gamma,r=i.length,o=1/n[0],s=1/n[1],a=1/n[2];for(this.rVals||(this.rVals=new Uint8Array(256),this.gVals=new Uint8Array(256),this.bVals=new Uint8Array(256)),e=0,r=256;e<r;e++)this.rVals[e]=255*Math.pow(e/255,o),this.gVals[e]=255*Math.pow(e/255,s),this.bVals[e]=255*Math.pow(e/255,a);for(e=0,r=i.length;e<r;e+=4)i[e]=this.rVals[i[e]],i[e+1]=this.gVals[i[e+1]],i[e+2]=this.bVals[i[e+2]]},getUniformLocations:function(t,e){return{uGamma:t.getUniformLocation(e,"uGamma")}},sendUniformData:function(t,e){t.uniform3fv(e.uGamma,this.gamma)}}),e.Image.filters.Gamma.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.Composed=n(i.BaseFilter,{type:"Composed",subFilters:[],initialize:function(t){this.callSuper("initialize",t),this.subFilters=this.subFilters.slice(0)},applyTo:function(t){t.passes+=this.subFilters.length-1,this.subFilters.forEach((function(e){e.applyTo(t)}))},toObject:function(){return e.util.object.extend(this.callSuper("toObject"),{subFilters:this.subFilters.map((function(t){return t.toObject()}))})},isNeutralState:function(){return!this.subFilters.some((function(t){return!t.isNeutralState()}))}}),e.Image.filters.Composed.fromObject=function(t,i){var n=(t.subFilters||[]).map((function(t){return new e.Image.filters[t.type](t)})),r=new e.Image.filters.Composed({subFilters:n});return i&&i(r),r}}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.Image.filters,n=e.util.createClass;i.HueRotation=n(i.ColorMatrix,{type:"HueRotation",rotation:0,mainParameter:"rotation",calculateMatrix:function(){var t=this.rotation*Math.PI,i=e.util.cos(t),n=e.util.sin(t),r=1/3,o=Math.sqrt(r)*n,s=1-i;this.matrix=[1,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,1,0],this.matrix[0]=i+s/3,this.matrix[1]=r*s-o,this.matrix[2]=r*s+o,this.matrix[5]=r*s+o,this.matrix[6]=i+r*s,this.matrix[7]=r*s-o,this.matrix[10]=r*s-o,this.matrix[11]=r*s+o,this.matrix[12]=i+r*s},isNeutralState:function(t){return this.calculateMatrix(),i.BaseFilter.prototype.isNeutralState.call(this,t)},applyTo:function(t){this.calculateMatrix(),i.BaseFilter.prototype.applyTo.call(this,t)}}),e.Image.filters.HueRotation.fromObject=e.Image.filters.BaseFilter.fromObject}(e),function(t){"use strict";var e=t.fabric||(t.fabric={}),i=e.util.object.clone;if(e.Text)e.warn("fabric.Text is already defined");else{var n="fontFamily fontWeight fontSize text underline overline linethrough textAlign fontStyle lineHeight textBackgroundColor charSpacing styles direction path pathStartOffset pathSide pathAlign".split(" ");e.Text=e.util.createClass(e.Object,{_dimensionAffectingProps:["fontSize","fontWeight","fontFamily","fontStyle","lineHeight","text","charSpacing","textAlign","styles","path","pathStartOffset","pathSide","pathAlign"],_reNewline:/\r?\n/,_reSpacesAndTabs:/[ \t\r]/g,_reSpaceAndTab:/[ \t\r]/,_reWords:/\S+/g,type:"text",fontSize:40,fontWeight:"normal",fontFamily:"Times New Roman",underline:!1,overline:!1,linethrough:!1,textAlign:"left",fontStyle:"normal",lineHeight:1.16,superscript:{size:.6,baseline:-.35},subscript:{size:.6,baseline:.11},textBackgroundColor:"",stateProperties:e.Object.prototype.stateProperties.concat(n),cacheProperties:e.Object.prototype.cacheProperties.concat(n),stroke:null,shadow:null,path:null,pathStartOffset:0,pathSide:"left",pathAlign:"baseline",_fontSizeFraction:.222,offsets:{underline:.1,linethrough:-.315,overline:-.88},_fontSizeMult:1.13,charSpacing:0,styles:null,_measuringContext:null,deltaY:0,direction:"ltr",_styleProperties:["stroke","strokeWidth","fill","fontFamily","fontSize","fontWeight","fontStyle","underline","overline","linethrough","deltaY","textBackgroundColor"],__charBounds:[],CACHE_FONT_SIZE:400,MIN_TEXT_WIDTH:2,initialize:function(t,e){this.styles=e&&e.styles||{},this.text=t,this.__skipDimension=!0,this.callSuper("initialize",e),this.path&&this.setPathInfo(),this.__skipDimension=!1,this.initDimensions(),this.setCoords(),this.setupState({propertySet:"_dimensionAffectingProps"})},setPathInfo:function(){var t=this.path;t&&(t.segmentsInfo=e.util.getPathSegmentsInfo(t.path))},getMeasuringContext:function(){return e._measuringContext||(e._measuringContext=this.canvas&&this.canvas.contextCache||e.util.createCanvasElement().getContext("2d")),e._measuringContext},_splitText:function(){var t=this._splitTextIntoLines(this.text);return this.textLines=t.lines,this._textLines=t.graphemeLines,this._unwrappedTextLines=t._unwrappedLines,this._text=t.graphemeText,t},initDimensions:function(){this.__skipDimension||(this._splitText(),this._clearCache(),this.path?(this.width=this.path.width,this.height=this.path.height):(this.width=this.calcTextWidth()||this.cursorWidth||this.MIN_TEXT_WIDTH,this.height=this.calcTextHeight()),-1!==this.textAlign.indexOf("justify")&&this.enlargeSpaces(),this.saveState({propertySet:"_dimensionAffectingProps"}))},enlargeSpaces:function(){for(var t,e,i,n,r,o,s,a=0,h=this._textLines.length;a<h;a++)if(("justify"===this.textAlign||a!==h-1&&!this.isEndOfWrapping(a))&&(n=0,r=this._textLines[a],(e=this.getLineWidth(a))<this.width&&(s=this.textLines[a].match(this._reSpacesAndTabs)))){i=s.length,t=(this.width-e)/i;for(var c=0,l=r.length;c<=l;c++)o=this.__charBounds[a][c],this._reSpaceAndTab.test(r[c])?(o.width+=t,o.kernedWidth+=t,o.left+=n,n+=t):o.left+=n}},isEndOfWrapping:function(t){return t===this._textLines.length-1},missingNewlineOffset:function(){return 1},toString:function(){return"#<fabric.Text ("+this.complexity()+'): { "text": "'+this.text+'", "fontFamily": "'+this.fontFamily+'" }>'},_getCacheCanvasDimensions:function(){var t=this.callSuper("_getCacheCanvasDimensions"),e=this.fontSize;return t.width+=e*t.zoomX,t.height+=e*t.zoomY,t},_render:function(t){var e=this.path;e&&!e.isNotVisible()&&e._render(t),this._setTextStyles(t),this._renderTextLinesBackground(t),this._renderTextDecoration(t,"underline"),this._renderText(t),this._renderTextDecoration(t,"overline"),this._renderTextDecoration(t,"linethrough")},_renderText:function(t){"stroke"===this.paintFirst?(this._renderTextStroke(t),this._renderTextFill(t)):(this._renderTextFill(t),this._renderTextStroke(t))},_setTextStyles:function(t,e,i){if(t.textBaseline="alphabetical",this.path)switch(this.pathAlign){case"center":t.textBaseline="middle";break;case"ascender":t.textBaseline="top";break;case"descender":t.textBaseline="bottom"}t.font=this._getFontDeclaration(e,i)},calcTextWidth:function(){for(var t=this.getLineWidth(0),e=1,i=this._textLines.length;e<i;e++){var n=this.getLineWidth(e);n>t&&(t=n)}return t},_renderTextLine:function(t,e,i,n,r,o){this._renderChars(t,e,i,n,r,o)},_renderTextLinesBackground:function(t){if(this.textBackgroundColor||this.styleHas("textBackgroundColor")){for(var e,i,n,r,o,s,a,h=t.fillStyle,c=this._getLeftOffset(),l=this._getTopOffset(),u=0,f=0,d=this.path,p=0,g=this._textLines.length;p<g;p++)if(e=this.getHeightOfLine(p),this.textBackgroundColor||this.styleHas("textBackgroundColor",p)){n=this._textLines[p],i=this._getLineLeftOffset(p),f=0,u=0,r=this.getValueOfPropertyAt(p,0,"textBackgroundColor");for(var m=0,v=n.length;m<v;m++)o=this.__charBounds[p][m],s=this.getValueOfPropertyAt(p,m,"textBackgroundColor"),d?(t.save(),t.translate(o.renderLeft,o.renderTop),t.rotate(o.angle),t.fillStyle=s,s&&t.fillRect(-o.width/2,-e/this.lineHeight*(1-this._fontSizeFraction),o.width,e/this.lineHeight),t.restore()):s!==r?(a=c+i+u,"rtl"===this.direction&&(a=this.width-a-f),t.fillStyle=r,r&&t.fillRect(a,l,f,e/this.lineHeight),u=o.left,f=o.width,r=s):f+=o.kernedWidth;s&&!d&&(a=c+i+u,"rtl"===this.direction&&(a=this.width-a-f),t.fillStyle=s,t.fillRect(a,l,f,e/this.lineHeight)),l+=e}else l+=e;t.fillStyle=h,this._removeShadow(t)}},getFontCache:function(t){var i=t.fontFamily.toLowerCase();e.charWidthsCache[i]||(e.charWidthsCache[i]={});var n=e.charWidthsCache[i],r=t.fontStyle.toLowerCase()+"_"+(t.fontWeight+"").toLowerCase();return n[r]||(n[r]={}),n[r]},_measureChar:function(t,e,i,n){var r,o,s,a,h=this.getFontCache(e),c=i+t,l=this._getFontDeclaration(e)===this._getFontDeclaration(n),u=e.fontSize/this.CACHE_FONT_SIZE;if(i&&void 0!==h[i]&&(s=h[i]),void 0!==h[t]&&(a=r=h[t]),l&&void 0!==h[c]&&(a=(o=h[c])-s),void 0===r||void 0===s||void 0===o){var f=this.getMeasuringContext();this._setTextStyles(f,e,!0)}return void 0===r&&(a=r=f.measureText(t).width,h[t]=r),void 0===s&&l&&i&&(s=f.measureText(i).width,h[i]=s),l&&void 0===o&&(o=f.measureText(c).width,h[c]=o,a=o-s),{width:r*u,kernedWidth:a*u}},getHeightOfChar:function(t,e){return this.getValueOfPropertyAt(t,e,"fontSize")},measureLine:function(t){var e=this._measureLine(t);return 0!==this.charSpacing&&(e.width-=this._getWidthOfCharSpacing()),e.width<0&&(e.width=0),e},_measureLine:function(t){var i,n,r,o,s,a,h=0,c=this._textLines[t],l=new Array(c.length),u=0,f=this.path,d="right"===this.pathSide;for(this.__charBounds[t]=l,i=0;i<c.length;i++)n=c[i],o=this._getGraphemeBox(n,t,i,r),l[i]=o,h+=o.kernedWidth,r=n;if(l[i]={left:o?o.left+o.width:0,width:0,kernedWidth:0,height:this.fontSize},f){switch(a=f.segmentsInfo[f.segmentsInfo.length-1].length,(s=e.util.getPointOnPath(f.path,0,f.segmentsInfo)).x+=f.pathOffset.x,s.y+=f.pathOffset.y,this.textAlign){case"left":u=d?a-h:0;break;case"center":u=(a-h)/2;break;case"right":u=d?0:a-h}for(u+=this.pathStartOffset*(d?-1:1),i=d?c.length-1:0;d?i>=0:i<c.length;d?i--:i++)o=l[i],u>a?u%=a:u<0&&(u+=a),this._setGraphemeOnPath(u,o,s),u+=o.kernedWidth}return{width:h,numOfSpaces:0}},_setGraphemeOnPath:function(t,i,n){var r=t+i.kernedWidth/2,o=this.path,s=e.util.getPointOnPath(o.path,r,o.segmentsInfo);i.renderLeft=s.x-n.x,i.renderTop=s.y-n.y,i.angle=s.angle+("right"===this.pathSide?Math.PI:0)},_getGraphemeBox:function(t,e,i,n,r){var o,s=this.getCompleteStyleDeclaration(e,i),a=n?this.getCompleteStyleDeclaration(e,i-1):{},h=this._measureChar(t,s,n,a),c=h.kernedWidth,l=h.width;0!==this.charSpacing&&(l+=o=this._getWidthOfCharSpacing(),c+=o);var u={width:l,left:0,height:s.fontSize,kernedWidth:c,deltaY:s.deltaY};if(i>0&&!r){var f=this.__charBounds[e][i-1];u.left=f.left+f.width+h.kernedWidth-h.width}return u},getHeightOfLine:function(t){if(this.__lineHeights[t])return this.__lineHeights[t];for(var e=this._textLines[t],i=this.getHeightOfChar(t,0),n=1,r=e.length;n<r;n++)i=Math.max(this.getHeightOfChar(t,n),i);return this.__lineHeights[t]=i*this.lineHeight*this._fontSizeMult},calcTextHeight:function(){for(var t,e=0,i=0,n=this._textLines.length;i<n;i++)t=this.getHeightOfLine(i),e+=i===n-1?t/this.lineHeight:t;return e},_getLeftOffset:function(){return"ltr"===this.direction?-this.width/2:this.width/2},_getTopOffset:function(){return-this.height/2},_renderTextCommon:function(t,e){t.save();for(var i=0,n=this._getLeftOffset(),r=this._getTopOffset(),o=0,s=this._textLines.length;o<s;o++){var a=this.getHeightOfLine(o),h=a/this.lineHeight,c=this._getLineLeftOffset(o);this._renderTextLine(e,t,this._textLines[o],n+c,r+i+h,o),i+=a}t.restore()},_renderTextFill:function(t){(this.fill||this.styleHas("fill"))&&this._renderTextCommon(t,"fillText")},_renderTextStroke:function(t){(this.stroke&&0!==this.strokeWidth||!this.isEmptyStyles())&&(this.shadow&&!this.shadow.affectStroke&&this._removeShadow(t),t.save(),this._setLineDash(t,this.strokeDashArray),t.beginPath(),this._renderTextCommon(t,"strokeText"),t.closePath(),t.restore())},_renderChars:function(t,i,n,r,o,s){var a,h,c,l,u,f=this.getHeightOfLine(s),d=-1!==this.textAlign.indexOf("justify"),p="",g=0,m=this.path,v=!d&&0===this.charSpacing&&this.isEmptyStyles(s)&&!m,y="ltr"===this.direction,b="ltr"===this.direction?1:-1,w=i.canvas.getAttribute("dir");if(i.save(),w!==this.direction&&(i.canvas.setAttribute("dir",y?"ltr":"rtl"),i.direction=y?"ltr":"rtl",i.textAlign=y?"left":"right"),o-=f*this._fontSizeFraction/this.lineHeight,v)return this._renderChar(t,i,s,0,n.join(""),r,o,f),void i.restore();for(var x=0,_=n.length-1;x<=_;x++)l=x===_||this.charSpacing||m,p+=n[x],c=this.__charBounds[s][x],0===g?(r+=b*(c.kernedWidth-c.width),g+=c.width):g+=c.kernedWidth,d&&!l&&this._reSpaceAndTab.test(n[x])&&(l=!0),l||(a=a||this.getCompleteStyleDeclaration(s,x),h=this.getCompleteStyleDeclaration(s,x+1),l=e.util.hasStyleChanged(a,h,!1)),l&&(m?(i.save(),i.translate(c.renderLeft,c.renderTop),i.rotate(c.angle),this._renderChar(t,i,s,x,p,-g/2,0,f),i.restore()):(u=r,this._renderChar(t,i,s,x,p,u,o,f)),p="",a=h,r+=b*g,g=0);i.restore()},_applyPatternGradientTransformText:function(t){var i,n=e.util.createCanvasElement(),r=this.width+this.strokeWidth,o=this.height+this.strokeWidth;return n.width=r,n.height=o,(i=n.getContext("2d")).beginPath(),i.moveTo(0,0),i.lineTo(r,0),i.lineTo(r,o),i.lineTo(0,o),i.closePath(),i.translate(r/2,o/2),i.fillStyle=t.toLive(i),this._applyPatternGradientTransform(i,t),i.fill(),i.createPattern(n,"no-repeat")},handleFiller:function(t,e,i){var n,r;return i.toLive?"percentage"===i.gradientUnits||i.gradientTransform||i.patternTransform?(n=-this.width/2,r=-this.height/2,t.translate(n,r),t[e]=this._applyPatternGradientTransformText(i),{offsetX:n,offsetY:r}):(t[e]=i.toLive(t,this),this._applyPatternGradientTransform(t,i)):(t[e]=i,{offsetX:0,offsetY:0})},_setStrokeStyles:function(t,e){return t.lineWidth=e.strokeWidth,t.lineCap=this.strokeLineCap,t.lineDashOffset=this.strokeDashOffset,t.lineJoin=this.strokeLineJoin,t.miterLimit=this.strokeMiterLimit,this.handleFiller(t,"strokeStyle",e.stroke)},_setFillStyles:function(t,e){return this.handleFiller(t,"fillStyle",e.fill)},_renderChar:function(t,e,i,n,r,o,s){var a,h,c=this._getStyleDeclaration(i,n),l=this.getCompleteStyleDeclaration(i,n),u="fillText"===t&&l.fill,f="strokeText"===t&&l.stroke&&l.strokeWidth;(f||u)&&(e.save(),u&&(a=this._setFillStyles(e,l)),f&&(h=this._setStrokeStyles(e,l)),e.font=this._getFontDeclaration(l),c&&c.textBackgroundColor&&this._removeShadow(e),c&&c.deltaY&&(s+=c.deltaY),u&&e.fillText(r,o-a.offsetX,s-a.offsetY),f&&e.strokeText(r,o-h.offsetX,s-h.offsetY),e.restore())},setSuperscript:function(t,e){return this._setScript(t,e,this.superscript)},setSubscript:function(t,e){return this._setScript(t,e,this.subscript)},_setScript:function(t,e,i){var n=this.get2DCursorLocation(t,!0),r=this.getValueOfPropertyAt(n.lineIndex,n.charIndex,"fontSize"),o=this.getValueOfPropertyAt(n.lineIndex,n.charIndex,"deltaY"),s={fontSize:r*i.size,deltaY:o+r*i.baseline};return this.setSelectionStyles(s,t,e),this},_getLineLeftOffset:function(t){var e=this.getLineWidth(t),i=this.width-e,n=this.textAlign,r=this.direction,o=0,s=this.isEndOfWrapping(t);return"justify"===n||"justify-center"===n&&!s||"justify-right"===n&&!s||"justify-left"===n&&!s?0:("center"===n&&(o=i/2),"right"===n&&(o=i),"justify-center"===n&&(o=i/2),"justify-right"===n&&(o=i),"rtl"===r&&(o-=i),o)},_clearCache:function(){this.__lineWidths=[],this.__lineHeights=[],this.__charBounds=[]},_shouldClearDimensionCache:function(){var t=this._forceClearCache;return t||(t=this.hasStateChanged("_dimensionAffectingProps")),t&&(this.dirty=!0,this._forceClearCache=!1),t},getLineWidth:function(t){if(void 0!==this.__lineWidths[t])return this.__lineWidths[t];var e=this.measureLine(t).width;return this.__lineWidths[t]=e,e},_getWidthOfCharSpacing:function(){return 0!==this.charSpacing?this.fontSize*this.charSpacing/1e3:0},getValueOfPropertyAt:function(t,e,i){var n=this._getStyleDeclaration(t,e);return n&&void 0!==n[i]?n[i]:this[i]},_renderTextDecoration:function(t,e){if(this[e]||this.styleHas(e)){for(var i,n,r,o,s,a,h,c,l,u,f,d,p,g,m,v,y=this._getLeftOffset(),b=this._getTopOffset(),w=this.path,x=this._getWidthOfCharSpacing(),_=this.offsets[e],S=0,C=this._textLines.length;S<C;S++)if(i=this.getHeightOfLine(S),this[e]||this.styleHas(e,S)){h=this._textLines[S],g=i/this.lineHeight,o=this._getLineLeftOffset(S),u=0,f=0,c=this.getValueOfPropertyAt(S,0,e),v=this.getValueOfPropertyAt(S,0,"fill"),l=b+g*(1-this._fontSizeFraction),n=this.getHeightOfChar(S,0),s=this.getValueOfPropertyAt(S,0,"deltaY");for(var A=0,L=h.length;A<L;A++)if(d=this.__charBounds[S][A],p=this.getValueOfPropertyAt(S,A,e),m=this.getValueOfPropertyAt(S,A,"fill"),r=this.getHeightOfChar(S,A),a=this.getValueOfPropertyAt(S,A,"deltaY"),w&&p&&m)t.save(),t.fillStyle=v,t.translate(d.renderLeft,d.renderTop),t.rotate(d.angle),t.fillRect(-d.kernedWidth/2,_*r+a,d.kernedWidth,this.fontSize/15),t.restore();else if((p!==c||m!==v||r!==n||a!==s)&&f>0){var P=y+o+u;"rtl"===this.direction&&(P=this.width-P-f),c&&v&&(t.fillStyle=v,t.fillRect(P,l+_*n+s,f,this.fontSize/15)),u=d.left,f=d.width,c=p,v=m,n=r,s=a}else f+=d.kernedWidth;P=y+o+u,"rtl"===this.direction&&(P=this.width-P-f),t.fillStyle=m,p&&m&&t.fillRect(P,l+_*n+s,f-x,this.fontSize/15),b+=i}else b+=i;this._removeShadow(t)}},_getFontDeclaration:function(t,i){var n=t||this,r=this.fontFamily,o=e.Text.genericFonts.indexOf(r.toLowerCase())>-1,s=void 0===r||r.indexOf("'")>-1||r.indexOf(",")>-1||r.indexOf('"')>-1||o?n.fontFamily:'"'+n.fontFamily+'"';return[e.isLikelyNode?n.fontWeight:n.fontStyle,e.isLikelyNode?n.fontStyle:n.fontWeight,i?this.CACHE_FONT_SIZE+"px":n.fontSize+"px",s].join(" ")},render:function(t){this.visible&&(this.canvas&&this.canvas.skipOffscreen&&!this.group&&!this.isOnScreen()||(this._shouldClearDimensionCache()&&this.initDimensions(),this.callSuper("render",t)))},_splitTextIntoLines:function(t){for(var i=t.split(this._reNewline),n=new Array(i.length),r=["\n"],o=[],s=0;s<i.length;s++)n[s]=e.util.string.graphemeSplit(i[s]),o=o.concat(n[s],r);return o.pop(),{_unwrappedLines:n,lines:i,graphemeText:o,graphemeLines:n}},toObject:function(t){var i=n.concat(t),r=this.callSuper("toObject",i);return r.styles=e.util.stylesToArray(this.styles,this.text),r.path&&(r.path=this.path.toObject()),r},set:function(t,e){this.callSuper("set",t,e);var i=!1,n=!1;if("object"==typeof t)for(var r in t)"path"===r&&this.setPathInfo(),i=i||-1!==this._dimensionAffectingProps.indexOf(r),n=n||"path"===r;else i=-1!==this._dimensionAffectingProps.indexOf(t),n="path"===t;return n&&this.setPathInfo(),i&&(this.initDimensions(),this.setCoords()),this},complexity:function(){return 1}}),e.Text.ATTRIBUTE_NAMES=e.SHARED_ATTRIBUTES.concat("x y dx dy font-family font-style font-weight font-size letter-spacing text-decoration text-anchor".split(" ")),e.Text.DEFAULT_SVG_FONT_SIZE=16,e.Text.fromElement=function(t,n,r){if(!t)return n(null);var o=e.parseAttributes(t,e.Text.ATTRIBUTE_NAMES),s=o.textAnchor||"left";if((r=e.util.object.extend(r?i(r):{},o)).top=r.top||0,r.left=r.left||0,o.textDecoration){var a=o.textDecoration;-1!==a.indexOf("underline")&&(r.underline=!0),-1!==a.indexOf("overline")&&(r.overline=!0),-1!==a.indexOf("line-through")&&(r.linethrough=!0),delete r.textDecoration}"dx"in o&&(r.left+=o.dx),"dy"in o&&(r.top+=o.dy),"fontSize"in r||(r.fontSize=e.Text.DEFAULT_SVG_FONT_SIZE);var h="";"textContent"in t?h=t.textContent:"firstChild"in t&&null!==t.firstChild&&"data"in t.firstChild&&null!==t.firstChild.data&&(h=t.firstChild.data),h=h.replace(/^\s+|\s+$|\n+/g,"").replace(/\s+/g," ");var c=r.strokeWidth;r.strokeWidth=0;var l=new e.Text(h,r),u=l.getScaledHeight()/l.height,f=((l.height+l.strokeWidth)*l.lineHeight-l.height)*u,d=l.getScaledHeight()+f,p=0;"center"===s&&(p=l.getScaledWidth()/2),"right"===s&&(p=l.getScaledWidth()),l.set({left:l.left-p,top:l.top-(d-l.fontSize*(.07+l._fontSizeFraction))/l.lineHeight,strokeWidth:void 0!==c?c:1}),n(l)},e.Text.fromObject=function(t,n){var r=i(t),o=t.path;return delete r.path,e.Object._fromObject("Text",r,(function(i){i.styles=e.util.stylesFromArray(t.styles,t.text),o?e.Object._fromObject("Path",o,(function(t){i.set("path",t),n(i)}),"path"):n(i)}),"text")},e.Text.genericFonts=["sans-serif","serif","cursive","fantasy","monospace"],e.util.createAccessors&&e.util.createAccessors(e.Text)}}(e),A.util.object.extend(A.Text.prototype,{isEmptyStyles:function(t){if(!this.styles)return!0;if(void 0!==t&&!this.styles[t])return!0;var e=void 0===t?this.styles:{line:this.styles[t]};for(var i in e)for(var n in e[i])for(var r in e[i][n])return!1;return!0},styleHas:function(t,e){if(!this.styles||!t||""===t)return!1;if(void 0!==e&&!this.styles[e])return!1;var i=void 0===e?this.styles:{0:this.styles[e]};for(var n in i)for(var r in i[n])if(void 0!==i[n][r][t])return!0;return!1},cleanStyle:function(t){if(!this.styles||!t||""===t)return!1;var e,i,n=this.styles,r=0,o=!0,s=0;for(var a in n){for(var h in e=0,n[a]){var c;r++,(c=n[a][h]).hasOwnProperty(t)?(i?c[t]!==i&&(o=!1):i=c[t],c[t]===this[t]&&delete c[t]):o=!1,0!==Object.keys(c).length?e++:delete n[a][h]}0===e&&delete n[a]}for(var l=0;l<this._textLines.length;l++)s+=this._textLines[l].length;o&&r===s&&(this[t]=i,this.removeStyle(t))},removeStyle:function(t){if(this.styles&&t&&""!==t){var e,i,n,r=this.styles;for(i in r){for(n in e=r[i])delete e[n][t],0===Object.keys(e[n]).length&&delete e[n];0===Object.keys(e).length&&delete r[i]}}},_extendStyles:function(t,e){var i=this.get2DCursorLocation(t);this._getLineStyle(i.lineIndex)||this._setLineStyle(i.lineIndex),this._getStyleDeclaration(i.lineIndex,i.charIndex)||this._setStyleDeclaration(i.lineIndex,i.charIndex,{}),A.util.object.extend(this._getStyleDeclaration(i.lineIndex,i.charIndex),e)},get2DCursorLocation:function(t,e){void 0===t&&(t=this.selectionStart);for(var i=e?this._unwrappedTextLines:this._textLines,n=i.length,r=0;r<n;r++){if(t<=i[r].length)return{lineIndex:r,charIndex:t};t-=i[r].length+this.missingNewlineOffset(r)}return{lineIndex:r-1,charIndex:i[r-1].length<t?i[r-1].length:t}},getSelectionStyles:function(t,e,i){void 0===t&&(t=this.selectionStart||0),void 0===e&&(e=this.selectionEnd||t);for(var n=[],r=t;r<e;r++)n.push(this.getStyleAtPosition(r,i));return n},getStyleAtPosition:function(t,e){var i=this.get2DCursorLocation(t);return(e?this.getCompleteStyleDeclaration(i.lineIndex,i.charIndex):this._getStyleDeclaration(i.lineIndex,i.charIndex))||{}},setSelectionStyles:function(t,e,i){void 0===e&&(e=this.selectionStart||0),void 0===i&&(i=this.selectionEnd||e);for(var n=e;n<i;n++)this._extendStyles(n,t);return this._forceClearCache=!0,this},_getStyleDeclaration:function(t,e){var i=this.styles&&this.styles[t];return i?i[e]:null},getCompleteStyleDeclaration:function(t,e){for(var i,n=this._getStyleDeclaration(t,e)||{},r={},o=0;o<this._styleProperties.length;o++)r[i=this._styleProperties[o]]=void 0===n[i]?this[i]:n[i];return r},_setStyleDeclaration:function(t,e,i){this.styles[t][e]=i},_deleteStyleDeclaration:function(t,e){delete this.styles[t][e]},_getLineStyle:function(t){return!!this.styles[t]},_setLineStyle:function(t){this.styles[t]={}},_deleteLineStyle:function(t){delete this.styles[t]}}),function(){function t(t){t.textDecoration&&(t.textDecoration.indexOf("underline")>-1&&(t.underline=!0),t.textDecoration.indexOf("line-through")>-1&&(t.linethrough=!0),t.textDecoration.indexOf("overline")>-1&&(t.overline=!0),delete t.textDecoration)}A.IText=A.util.createClass(A.Text,A.Observable,{type:"i-text",selectionStart:0,selectionEnd:0,selectionColor:"rgba(17,119,255,0.3)",isEditing:!1,editable:!0,editingBorderColor:"rgba(102,153,255,0.25)",cursorWidth:2,cursorColor:"",cursorDelay:1e3,cursorDuration:600,caching:!0,hiddenTextareaContainer:null,_reSpace:/\s|\n/,_currentCursorOpacity:0,_selectionDirection:null,_abortCursorAnimation:!1,__widthOfSpace:[],inCompositionMode:!1,initialize:function(t,e){this.callSuper("initialize",t,e),this.initBehavior()},setSelectionStart:function(t){t=Math.max(t,0),this._updateAndFire("selectionStart",t)},setSelectionEnd:function(t){t=Math.min(t,this.text.length),this._updateAndFire("selectionEnd",t)},_updateAndFire:function(t,e){this[t]!==e&&(this._fireSelectionChanged(),this[t]=e),this._updateTextarea()},_fireSelectionChanged:function(){this.fire("selection:changed"),this.canvas&&this.canvas.fire("text:selection:changed",{target:this})},initDimensions:function(){this.isEditing&&this.initDelayedCursor(),this.clearContextTop(),this.callSuper("initDimensions")},render:function(t){this.clearContextTop(),this.callSuper("render",t),this.cursorOffsetCache={},this.renderCursorOrSelection()},_render:function(t){this.callSuper("_render",t)},clearContextTop:function(t){if(this.isEditing&&this.canvas&&this.canvas.contextTop){var e=this.canvas.contextTop,i=this.canvas.viewportTransform;e.save(),e.transform(i[0],i[1],i[2],i[3],i[4],i[5]),this.transform(e),this._clearTextArea(e),t||e.restore()}},renderCursorOrSelection:function(){if(this.isEditing&&this.canvas&&this.canvas.contextTop){var t=this._getCursorBoundaries(),e=this.canvas.contextTop;this.clearContextTop(!0),this.selectionStart===this.selectionEnd?this.renderCursor(t,e):this.renderSelection(t,e),e.restore()}},_clearTextArea:function(t){var e=this.width+4,i=this.height+4;t.clearRect(-e/2,-i/2,e,i)},_getCursorBoundaries:function(t){void 0===t&&(t=this.selectionStart);var e=this._getLeftOffset(),i=this._getTopOffset(),n=this._getCursorBoundariesOffsets(t);return{left:e,top:i,leftOffset:n.left,topOffset:n.top}},_getCursorBoundariesOffsets:function(t){if(this.cursorOffsetCache&&"top"in this.cursorOffsetCache)return this.cursorOffsetCache;var e,i,n,r,o=0,s=0,a=this.get2DCursorLocation(t);n=a.charIndex,i=a.lineIndex;for(var h=0;h<i;h++)o+=this.getHeightOfLine(h);e=this._getLineLeftOffset(i);var c=this.__charBounds[i][n];return c&&(s=c.left),0!==this.charSpacing&&n===this._textLines[i].length&&(s-=this._getWidthOfCharSpacing()),r={top:o,left:e+(s>0?s:0)},"rtl"===this.direction&&(r.left*=-1),this.cursorOffsetCache=r,this.cursorOffsetCache},renderCursor:function(t,e){var i=this.get2DCursorLocation(),n=i.lineIndex,r=i.charIndex>0?i.charIndex-1:0,o=this.getValueOfPropertyAt(n,r,"fontSize"),s=this.scaleX*this.canvas.getZoom(),a=this.cursorWidth/s,h=t.topOffset,c=this.getValueOfPropertyAt(n,r,"deltaY");h+=(1-this._fontSizeFraction)*this.getHeightOfLine(n)/this.lineHeight-o*(1-this._fontSizeFraction),this.inCompositionMode&&this.renderSelection(t,e),e.fillStyle=this.cursorColor||this.getValueOfPropertyAt(n,r,"fill"),e.globalAlpha=this.__isMousedown?1:this._currentCursorOpacity,e.fillRect(t.left+t.leftOffset-a/2,h+t.top+c,a,o)},renderSelection:function(t,e){for(var i=this.inCompositionMode?this.hiddenTextarea.selectionStart:this.selectionStart,n=this.inCompositionMode?this.hiddenTextarea.selectionEnd:this.selectionEnd,r=-1!==this.textAlign.indexOf("justify"),o=this.get2DCursorLocation(i),s=this.get2DCursorLocation(n),a=o.lineIndex,h=s.lineIndex,c=o.charIndex<0?0:o.charIndex,l=s.charIndex<0?0:s.charIndex,u=a;u<=h;u++){var f,d=this._getLineLeftOffset(u)||0,p=this.getHeightOfLine(u),g=0,m=0;if(u===a&&(g=this.__charBounds[a][c].left),u>=a&&u<h)m=r&&!this.isEndOfWrapping(u)?this.width:this.getLineWidth(u)||5;else if(u===h)if(0===l)m=this.__charBounds[h][l].left;else{var v=this._getWidthOfCharSpacing();m=this.__charBounds[h][l-1].left+this.__charBounds[h][l-1].width-v}f=p,(this.lineHeight<1||u===h&&this.lineHeight>1)&&(p/=this.lineHeight);var y=t.left+d+g,b=m-g,w=p,x=0;this.inCompositionMode?(e.fillStyle=this.compositionColor||"black",w=1,x=p):e.fillStyle=this.selectionColor,"rtl"===this.direction&&(y=this.width-y-b),e.fillRect(y,t.top+t.topOffset+x,b,w),t.topOffset+=f}},getCurrentCharFontSize:function(){var t=this._getCurrentCharIndex();return this.getValueOfPropertyAt(t.l,t.c,"fontSize")},getCurrentCharColor:function(){var t=this._getCurrentCharIndex();return this.getValueOfPropertyAt(t.l,t.c,"fill")},_getCurrentCharIndex:function(){var t=this.get2DCursorLocation(this.selectionStart,!0),e=t.charIndex>0?t.charIndex-1:0;return{l:t.lineIndex,c:e}}}),A.IText.fromObject=function(e,i){var n=A.util.stylesFromArray(e.styles,e.text),r=Object.assign({},e,{styles:n});if(t(r),r.styles)for(var o in r.styles)for(var s in r.styles[o])t(r.styles[o][s]);A.Object._fromObject("IText",r,i,"text")}}(),_=A.util.object.clone,A.util.object.extend(A.IText.prototype,{initBehavior:function(){this.initAddedHandler(),this.initRemovedHandler(),this.initCursorSelectionHandlers(),this.initDoubleClickSimulation(),this.mouseMoveHandler=this.mouseMoveHandler.bind(this)},onDeselect:function(){this.isEditing&&this.exitEditing(),this.selected=!1},initAddedHandler:function(){var t=this;this.on("added",(function(){var e=t.canvas;e&&(e._hasITextHandlers||(e._hasITextHandlers=!0,t._initCanvasHandlers(e)),e._iTextInstances=e._iTextInstances||[],e._iTextInstances.push(t))}))},initRemovedHandler:function(){var t=this;this.on("removed",(function(){var e=t.canvas;e&&(e._iTextInstances=e._iTextInstances||[],A.util.removeFromArray(e._iTextInstances,t),0===e._iTextInstances.length&&(e._hasITextHandlers=!1,t._removeCanvasHandlers(e)))}))},_initCanvasHandlers:function(t){t._mouseUpITextHandler=function(){t._iTextInstances&&t._iTextInstances.forEach((function(t){t.__isMousedown=!1}))},t.on("mouse:up",t._mouseUpITextHandler)},_removeCanvasHandlers:function(t){t.off("mouse:up",t._mouseUpITextHandler)},_tick:function(){this._currentTickState=this._animateCursor(this,1,this.cursorDuration,"_onTickComplete")},_animateCursor:function(t,e,i,n){var r;return r={isAborted:!1,abort:function(){this.isAborted=!0}},t.animate("_currentCursorOpacity",e,{duration:i,onComplete:function(){r.isAborted||t[n]()},onChange:function(){t.canvas&&t.selectionStart===t.selectionEnd&&t.renderCursorOrSelection()},abort:function(){return r.isAborted}}),r},_onTickComplete:function(){var t=this;this._cursorTimeout1&&clearTimeout(this._cursorTimeout1),this._cursorTimeout1=setTimeout((function(){t._currentTickCompleteState=t._animateCursor(t,0,this.cursorDuration/2,"_tick")}),100)},initDelayedCursor:function(t){var e=this,i=t?0:this.cursorDelay;this.abortCursorAnimation(),this._currentCursorOpacity=1,this._cursorTimeout2=setTimeout((function(){e._tick()}),i)},abortCursorAnimation:function(){var t=this._currentTickState||this._currentTickCompleteState,e=this.canvas;this._currentTickState&&this._currentTickState.abort(),this._currentTickCompleteState&&this._currentTickCompleteState.abort(),clearTimeout(this._cursorTimeout1),clearTimeout(this._cursorTimeout2),this._currentCursorOpacity=0,t&&e&&e.clearContext(e.contextTop||e.contextContainer)},selectAll:function(){return this.selectionStart=0,this.selectionEnd=this._text.length,this._fireSelectionChanged(),this._updateTextarea(),this},getSelectedText:function(){return this._text.slice(this.selectionStart,this.selectionEnd).join("")},findWordBoundaryLeft:function(t){var e=0,i=t-1;if(this._reSpace.test(this._text[i]))for(;this._reSpace.test(this._text[i]);)e++,i--;for(;/\S/.test(this._text[i])&&i>-1;)e++,i--;return t-e},findWordBoundaryRight:function(t){var e=0,i=t;if(this._reSpace.test(this._text[i]))for(;this._reSpace.test(this._text[i]);)e++,i++;for(;/\S/.test(this._text[i])&&i<this._text.length;)e++,i++;return t+e},findLineBoundaryLeft:function(t){for(var e=0,i=t-1;!/\n/.test(this._text[i])&&i>-1;)e++,i--;return t-e},findLineBoundaryRight:function(t){for(var e=0,i=t;!/\n/.test(this._text[i])&&i<this._text.length;)e++,i++;return t+e},searchWordBoundary:function(t,e){for(var i=this._text,n=this._reSpace.test(i[t])?t-1:t,r=i[n],o=A.reNonWord;!o.test(r)&&n>0&&n<i.length;)r=i[n+=e];return o.test(r)&&(n+=1===e?0:1),n},selectWord:function(t){t=t||this.selectionStart;var e=this.searchWordBoundary(t,-1),i=this.searchWordBoundary(t,1);this.selectionStart=e,this.selectionEnd=i,this._fireSelectionChanged(),this._updateTextarea(),this.renderCursorOrSelection()},selectLine:function(t){t=t||this.selectionStart;var e=this.findLineBoundaryLeft(t),i=this.findLineBoundaryRight(t);return this.selectionStart=e,this.selectionEnd=i,this._fireSelectionChanged(),this._updateTextarea(),this},enterEditing:function(t){if(!this.isEditing&&this.editable)return this.canvas&&(this.canvas.calcOffset(),this.exitEditingOnOthers(this.canvas)),this.isEditing=!0,this.initHiddenTextarea(t),this.hiddenTextarea.focus(),this.hiddenTextarea.value=this.text,this._updateTextarea(),this._saveEditingProps(),this._setEditingProps(),this._textBeforeEdit=this.text,this._tick(),this.fire("editing:entered"),this._fireSelectionChanged(),this.canvas?(this.canvas.fire("text:editing:entered",{target:this}),this.initMouseMoveHandler(),this.canvas.requestRenderAll(),this):this},exitEditingOnOthers:function(t){t._iTextInstances&&t._iTextInstances.forEach((function(t){t.selected=!1,t.isEditing&&t.exitEditing()}))},initMouseMoveHandler:function(){this.canvas.on("mouse:move",this.mouseMoveHandler)},mouseMoveHandler:function(t){if(this.__isMousedown&&this.isEditing){document.activeElement!==this.hiddenTextarea&&this.hiddenTextarea.focus();var e=this.getSelectionStartFromPointer(t.e),i=this.selectionStart,n=this.selectionEnd;(e===this.__selectionStartOnMouseDown&&i!==n||i!==e&&n!==e)&&(e>this.__selectionStartOnMouseDown?(this.selectionStart=this.__selectionStartOnMouseDown,this.selectionEnd=e):(this.selectionStart=e,this.selectionEnd=this.__selectionStartOnMouseDown),this.selectionStart===i&&this.selectionEnd===n||(this.restartCursorIfNeeded(),this._fireSelectionChanged(),this._updateTextarea(),this.renderCursorOrSelection()))}},_setEditingProps:function(){this.hoverCursor="text",this.canvas&&(this.canvas.defaultCursor=this.canvas.moveCursor="text"),this.borderColor=this.editingBorderColor,this.hasControls=this.selectable=!1,this.lockMovementX=this.lockMovementY=!0},fromStringToGraphemeSelection:function(t,e,i){var n=i.slice(0,t),r=A.util.string.graphemeSplit(n).length;if(t===e)return{selectionStart:r,selectionEnd:r};var o=i.slice(t,e);return{selectionStart:r,selectionEnd:r+A.util.string.graphemeSplit(o).length}},fromGraphemeToStringSelection:function(t,e,i){var n=i.slice(0,t).join("").length;return t===e?{selectionStart:n,selectionEnd:n}:{selectionStart:n,selectionEnd:n+i.slice(t,e).join("").length}},_updateTextarea:function(){if(this.cursorOffsetCache={},this.hiddenTextarea){if(!this.inCompositionMode){var t=this.fromGraphemeToStringSelection(this.selectionStart,this.selectionEnd,this._text);this.hiddenTextarea.selectionStart=t.selectionStart,this.hiddenTextarea.selectionEnd=t.selectionEnd}this.updateTextareaPosition()}},updateFromTextArea:function(){if(this.hiddenTextarea){this.cursorOffsetCache={},this.text=this.hiddenTextarea.value,this._shouldClearDimensionCache()&&(this.initDimensions(),this.setCoords());var t=this.fromStringToGraphemeSelection(this.hiddenTextarea.selectionStart,this.hiddenTextarea.selectionEnd,this.hiddenTextarea.value);this.selectionEnd=this.selectionStart=t.selectionEnd,this.inCompositionMode||(this.selectionStart=t.selectionStart),this.updateTextareaPosition()}},updateTextareaPosition:function(){if(this.selectionStart===this.selectionEnd){var t=this._calcTextareaPosition();this.hiddenTextarea.style.left=t.left,this.hiddenTextarea.style.top=t.top}},_calcTextareaPosition:function(){if(!this.canvas)return{x:1,y:1};var t=this.inCompositionMode?this.compositionStart:this.selectionStart,e=this._getCursorBoundaries(t),i=this.get2DCursorLocation(t),n=i.lineIndex,r=i.charIndex,o=this.getValueOfPropertyAt(n,r,"fontSize")*this.lineHeight,s=e.leftOffset,a=this.calcTransformMatrix(),h={x:e.left+s,y:e.top+e.topOffset+o},c=this.canvas.getRetinaScaling(),l=this.canvas.upperCanvasEl,u=l.width/c,f=l.height/c,d=u-o,p=f-o,g=l.clientWidth/u,m=l.clientHeight/f;return h=A.util.transformPoint(h,a),(h=A.util.transformPoint(h,this.canvas.viewportTransform)).x*=g,h.y*=m,h.x<0&&(h.x=0),h.x>d&&(h.x=d),h.y<0&&(h.y=0),h.y>p&&(h.y=p),h.x+=this.canvas._offset.left,h.y+=this.canvas._offset.top,{left:h.x+"px",top:h.y+"px",fontSize:o+"px",charHeight:o}},_saveEditingProps:function(){this._savedProps={hasControls:this.hasControls,borderColor:this.borderColor,lockMovementX:this.lockMovementX,lockMovementY:this.lockMovementY,hoverCursor:this.hoverCursor,selectable:this.selectable,defaultCursor:this.canvas&&this.canvas.defaultCursor,moveCursor:this.canvas&&this.canvas.moveCursor}},_restoreEditingProps:function(){this._savedProps&&(this.hoverCursor=this._savedProps.hoverCursor,this.hasControls=this._savedProps.hasControls,this.borderColor=this._savedProps.borderColor,this.selectable=this._savedProps.selectable,this.lockMovementX=this._savedProps.lockMovementX,this.lockMovementY=this._savedProps.lockMovementY,this.canvas&&(this.canvas.defaultCursor=this._savedProps.defaultCursor,this.canvas.moveCursor=this._savedProps.moveCursor))},exitEditing:function(){var t=this._textBeforeEdit!==this.text,e=this.hiddenTextarea;return this.selected=!1,this.isEditing=!1,this.selectionEnd=this.selectionStart,e&&(e.blur&&e.blur(),e.parentNode&&e.parentNode.removeChild(e)),this.hiddenTextarea=null,this.abortCursorAnimation(),this._restoreEditingProps(),this._currentCursorOpacity=0,this._shouldClearDimensionCache()&&(this.initDimensions(),this.setCoords()),this.fire("editing:exited"),t&&this.fire("modified"),this.canvas&&(this.canvas.off("mouse:move",this.mouseMoveHandler),this.canvas.fire("text:editing:exited",{target:this}),t&&this.canvas.fire("object:modified",{target:this})),this},_removeExtraneousStyles:function(){for(var t in this.styles)this._textLines[t]||delete this.styles[t]},removeStyleFromTo:function(t,e){var i,n,r=this.get2DCursorLocation(t,!0),o=this.get2DCursorLocation(e,!0),s=r.lineIndex,a=r.charIndex,h=o.lineIndex,c=o.charIndex;if(s!==h){if(this.styles[s])for(i=a;i<this._unwrappedTextLines[s].length;i++)delete this.styles[s][i];if(this.styles[h])for(i=c;i<this._unwrappedTextLines[h].length;i++)(n=this.styles[h][i])&&(this.styles[s]||(this.styles[s]={}),this.styles[s][a+i-c]=n);for(i=s+1;i<=h;i++)delete this.styles[i];this.shiftLineStyles(h,s-h)}else if(this.styles[s]){n=this.styles[s];var l,u,f=c-a;for(i=a;i<c;i++)delete n[i];for(u in this.styles[s])(l=parseInt(u,10))>=c&&(n[l-f]=n[u],delete n[u])}},shiftLineStyles:function(t,e){var i=_(this.styles);for(var n in this.styles){var r=parseInt(n,10);r>t&&(this.styles[r+e]=i[r],i[r-e]||delete this.styles[r])}},restartCursorIfNeeded:function(){this._currentTickState&&!this._currentTickState.isAborted&&this._currentTickCompleteState&&!this._currentTickCompleteState.isAborted||this.initDelayedCursor()},insertNewlineStyleObject:function(t,e,i,n){var r,o={},s=!1,a=this._unwrappedTextLines[t].length===e;for(var h in i||(i=1),this.shiftLineStyles(t,i),this.styles[t]&&(r=this.styles[t][0===e?e:e-1]),this.styles[t]){var c=parseInt(h,10);c>=e&&(s=!0,o[c-e]=this.styles[t][h],a&&0===e||delete this.styles[t][h])}var l=!1;for(s&&!a&&(this.styles[t+i]=o,l=!0),l&&i--;i>0;)n&&n[i-1]?this.styles[t+i]={0:_(n[i-1])}:r?this.styles[t+i]={0:_(r)}:delete this.styles[t+i],i--;this._forceClearCache=!0},insertCharStyleObject:function(t,e,i,n){this.styles||(this.styles={});var r=this.styles[t],o=r?_(r):{};for(var s in i||(i=1),o){var a=parseInt(s,10);a>=e&&(r[a+i]=o[a],o[a-i]||delete r[a])}if(this._forceClearCache=!0,n)for(;i--;)Object.keys(n[i]).length&&(this.styles[t]||(this.styles[t]={}),this.styles[t][e+i]=_(n[i]));else if(r)for(var h=r[e?e-1:1];h&&i--;)this.styles[t][e+i]=_(h)},insertNewStyleBlock:function(t,e,i){for(var n=this.get2DCursorLocation(e,!0),r=[0],o=0,s=0;s<t.length;s++)"\n"===t[s]?r[++o]=0:r[o]++;for(r[0]>0&&(this.insertCharStyleObject(n.lineIndex,n.charIndex,r[0],i),i=i&&i.slice(r[0]+1)),o&&this.insertNewlineStyleObject(n.lineIndex,n.charIndex+r[0],o),s=1;s<o;s++)r[s]>0?this.insertCharStyleObject(n.lineIndex+s,0,r[s],i):i&&this.styles[n.lineIndex+s]&&i[0]&&(this.styles[n.lineIndex+s][0]=i[0]),i=i&&i.slice(r[s]+1);r[s]>0&&this.insertCharStyleObject(n.lineIndex+s,0,r[s],i)},setSelectionStartEndWithShift:function(t,e,i){i<=t?(e===t?this._selectionDirection="left":"right"===this._selectionDirection&&(this._selectionDirection="left",this.selectionEnd=t),this.selectionStart=i):i>t&&i<e?"right"===this._selectionDirection?this.selectionEnd=i:this.selectionStart=i:(e===t?this._selectionDirection="right":"left"===this._selectionDirection&&(this._selectionDirection="right",this.selectionStart=e),this.selectionEnd=i)},setSelectionInBoundaries:function(){var t=this.text.length;this.selectionStart>t?this.selectionStart=t:this.selectionStart<0&&(this.selectionStart=0),this.selectionEnd>t?this.selectionEnd=t:this.selectionEnd<0&&(this.selectionEnd=0)}}),A.util.object.extend(A.IText.prototype,{initDoubleClickSimulation:function(){this.__lastClickTime=+new Date,this.__lastLastClickTime=+new Date,this.__lastPointer={},this.on("mousedown",this.onMouseDown)},onMouseDown:function(t){if(this.canvas){this.__newClickTime=+new Date;var e=t.pointer;this.isTripleClick(e)&&(this.fire("tripleclick",t),this._stopEvent(t.e)),this.__lastLastClickTime=this.__lastClickTime,this.__lastClickTime=this.__newClickTime,this.__lastPointer=e,this.__lastIsEditing=this.isEditing,this.__lastSelected=this.selected}},isTripleClick:function(t){return this.__newClickTime-this.__lastClickTime<500&&this.__lastClickTime-this.__lastLastClickTime<500&&this.__lastPointer.x===t.x&&this.__lastPointer.y===t.y},_stopEvent:function(t){t.preventDefault&&t.preventDefault(),t.stopPropagation&&t.stopPropagation()},initCursorSelectionHandlers:function(){this.initMousedownHandler(),this.initMouseupHandler(),this.initClicks()},doubleClickHandler:function(t){this.isEditing&&this.selectWord(this.getSelectionStartFromPointer(t.e))},tripleClickHandler:function(t){this.isEditing&&this.selectLine(this.getSelectionStartFromPointer(t.e))},initClicks:function(){this.on("mousedblclick",this.doubleClickHandler),this.on("tripleclick",this.tripleClickHandler)},_mouseDownHandler:function(t){!this.canvas||!this.editable||t.e.button&&1!==t.e.button||(this.__isMousedown=!0,this.selected&&(this.inCompositionMode=!1,this.setCursorByClick(t.e)),this.isEditing&&(this.__selectionStartOnMouseDown=this.selectionStart,this.selectionStart===this.selectionEnd&&this.abortCursorAnimation(),this.renderCursorOrSelection()))},_mouseDownHandlerBefore:function(t){!this.canvas||!this.editable||t.e.button&&1!==t.e.button||(this.selected=this===this.canvas._activeObject)},initMousedownHandler:function(){this.on("mousedown",this._mouseDownHandler),this.on("mousedown:before",this._mouseDownHandlerBefore)},initMouseupHandler:function(){this.on("mouseup",this.mouseUpHandler)},mouseUpHandler:function(t){if(this.__isMousedown=!1,!(!this.editable||this.group||t.transform&&t.transform.actionPerformed||t.e.button&&1!==t.e.button)){if(this.canvas){var e=this.canvas._activeObject;if(e&&e!==this)return}this.__lastSelected&&!this.__corner?(this.selected=!1,this.__lastSelected=!1,this.enterEditing(t.e),this.selectionStart===this.selectionEnd?this.initDelayedCursor(!0):this.renderCursorOrSelection()):this.selected=!0}},setCursorByClick:function(t){var e=this.getSelectionStartFromPointer(t),i=this.selectionStart,n=this.selectionEnd;t.shiftKey?this.setSelectionStartEndWithShift(i,n,e):(this.selectionStart=e,this.selectionEnd=e),this.isEditing&&(this._fireSelectionChanged(),this._updateTextarea())},getSelectionStartFromPointer:function(t){for(var e,i=this.getLocalPointer(t),n=0,r=0,o=0,s=0,a=0,h=0,c=this._textLines.length;h<c&&o<=i.y;h++)o+=this.getHeightOfLine(h)*this.scaleY,a=h,h>0&&(s+=this._textLines[h-1].length+this.missingNewlineOffset(h-1));r=this._getLineLeftOffset(a)*this.scaleX,e=this._textLines[a],"rtl"===this.direction&&(i.x=this.width*this.scaleX-i.x+r);for(var l=0,u=e.length;l<u&&(n=r,(r+=this.__charBounds[a][l].kernedWidth*this.scaleX)<=i.x);l++)s++;return this._getNewSelectionStartFromOffset(i,n,r,s,u)},_getNewSelectionStartFromOffset:function(t,e,i,n,r){var o=t.x-e,s=i-t.x,a=n+(s>o||s<0?0:1);return this.flipX&&(a=r-a),a>this._text.length&&(a=this._text.length),a}}),A.util.object.extend(A.IText.prototype,{initHiddenTextarea:function(){this.hiddenTextarea=A.document.createElement("textarea"),this.hiddenTextarea.setAttribute("autocapitalize","off"),this.hiddenTextarea.setAttribute("autocorrect","off"),this.hiddenTextarea.setAttribute("autocomplete","off"),this.hiddenTextarea.setAttribute("spellcheck","false"),this.hiddenTextarea.setAttribute("data-fabric-hiddentextarea",""),this.hiddenTextarea.setAttribute("wrap","off");var t=this._calcTextareaPosition();this.hiddenTextarea.style.cssText="position: absolute; top: "+t.top+"; left: "+t.left+"; z-index: -999; opacity: 0; width: 1px; height: 1px; font-size: 1px; padding-top: "+t.fontSize+";",this.hiddenTextareaContainer?this.hiddenTextareaContainer.appendChild(this.hiddenTextarea):A.document.body.appendChild(this.hiddenTextarea),A.util.addListener(this.hiddenTextarea,"keydown",this.onKeyDown.bind(this)),A.util.addListener(this.hiddenTextarea,"keyup",this.onKeyUp.bind(this)),A.util.addListener(this.hiddenTextarea,"input",this.onInput.bind(this)),A.util.addListener(this.hiddenTextarea,"copy",this.copy.bind(this)),A.util.addListener(this.hiddenTextarea,"cut",this.copy.bind(this)),A.util.addListener(this.hiddenTextarea,"paste",this.paste.bind(this)),A.util.addListener(this.hiddenTextarea,"compositionstart",this.onCompositionStart.bind(this)),A.util.addListener(this.hiddenTextarea,"compositionupdate",this.onCompositionUpdate.bind(this)),A.util.addListener(this.hiddenTextarea,"compositionend",this.onCompositionEnd.bind(this)),!this._clickHandlerInitialized&&this.canvas&&(A.util.addListener(this.canvas.upperCanvasEl,"click",this.onClick.bind(this)),this._clickHandlerInitialized=!0)},keysMap:{9:"exitEditing",27:"exitEditing",33:"moveCursorUp",34:"moveCursorDown",35:"moveCursorRight",36:"moveCursorLeft",37:"moveCursorLeft",38:"moveCursorUp",39:"moveCursorRight",40:"moveCursorDown"},keysMapRtl:{9:"exitEditing",27:"exitEditing",33:"moveCursorUp",34:"moveCursorDown",35:"moveCursorLeft",36:"moveCursorRight",37:"moveCursorRight",38:"moveCursorUp",39:"moveCursorLeft",40:"moveCursorDown"},ctrlKeysMapUp:{67:"copy",88:"cut"},ctrlKeysMapDown:{65:"selectAll"},onClick:function(){this.hiddenTextarea&&this.hiddenTextarea.focus()},onKeyDown:function(t){if(this.isEditing){var e="rtl"===this.direction?this.keysMapRtl:this.keysMap;if(t.keyCode in e)this[e[t.keyCode]](t);else{if(!(t.keyCode in this.ctrlKeysMapDown)||!t.ctrlKey&&!t.metaKey)return;this[this.ctrlKeysMapDown[t.keyCode]](t)}t.stopImmediatePropagation(),t.preventDefault(),t.keyCode>=33&&t.keyCode<=40?(this.inCompositionMode=!1,this.clearContextTop(),this.renderCursorOrSelection()):this.canvas&&this.canvas.requestRenderAll()}},onKeyUp:function(t){!this.isEditing||this._copyDone||this.inCompositionMode?this._copyDone=!1:t.keyCode in this.ctrlKeysMapUp&&(t.ctrlKey||t.metaKey)&&(this[this.ctrlKeysMapUp[t.keyCode]](t),t.stopImmediatePropagation(),t.preventDefault(),this.canvas&&this.canvas.requestRenderAll())},onInput:function(t){var e=this.fromPaste;if(this.fromPaste=!1,t&&t.stopPropagation(),this.isEditing){var i,n,r,o,s,a=this._splitTextIntoLines(this.hiddenTextarea.value).graphemeText,h=this._text.length,c=a.length,l=c-h,u=this.selectionStart,f=this.selectionEnd,d=u!==f;if(""===this.hiddenTextarea.value)return this.styles={},this.updateFromTextArea(),this.fire("changed"),void(this.canvas&&(this.canvas.fire("text:changed",{target:this}),this.canvas.requestRenderAll()));var p=this.fromStringToGraphemeSelection(this.hiddenTextarea.selectionStart,this.hiddenTextarea.selectionEnd,this.hiddenTextarea.value),g=u>p.selectionStart;d?(i=this._text.slice(u,f),l+=f-u):c<h&&(i=g?this._text.slice(f+l,f):this._text.slice(u,u-l)),n=a.slice(p.selectionEnd-l,p.selectionEnd),i&&i.length&&(n.length&&(r=this.getSelectionStyles(u,u+1,!1),r=n.map((function(){return r[0]}))),d?(o=u,s=f):g?(o=f-i.length,s=f):(o=f,s=f+i.length),this.removeStyleFromTo(o,s)),n.length&&(e&&n.join("")===A.copiedText&&!A.disableStyleCopyPaste&&(r=A.copiedTextStyle),this.insertNewStyleBlock(n,u,r)),this.updateFromTextArea(),this.fire("changed"),this.canvas&&(this.canvas.fire("text:changed",{target:this}),this.canvas.requestRenderAll())}},onCompositionStart:function(){this.inCompositionMode=!0},onCompositionEnd:function(){this.inCompositionMode=!1},onCompositionUpdate:function(t){this.compositionStart=t.target.selectionStart,this.compositionEnd=t.target.selectionEnd,this.updateTextareaPosition()},copy:function(){this.selectionStart!==this.selectionEnd&&(A.copiedText=this.getSelectedText(),A.disableStyleCopyPaste?A.copiedTextStyle=null:A.copiedTextStyle=this.getSelectionStyles(this.selectionStart,this.selectionEnd,!0),this._copyDone=!0)},paste:function(){this.fromPaste=!0},_getClipboardData:function(t){return t&&t.clipboardData||A.window.clipboardData},_getWidthBeforeCursor:function(t,e){var i,n=this._getLineLeftOffset(t);return e>0&&(n+=(i=this.__charBounds[t][e-1]).left+i.width),n},getDownCursorOffset:function(t,e){var i=this._getSelectionForOffset(t,e),n=this.get2DCursorLocation(i),r=n.lineIndex;if(r===this._textLines.length-1||t.metaKey||34===t.keyCode)return this._text.length-i;var o=n.charIndex,s=this._getWidthBeforeCursor(r,o),a=this._getIndexOnLine(r+1,s);return this._textLines[r].slice(o).length+a+1+this.missingNewlineOffset(r)},_getSelectionForOffset:function(t,e){return t.shiftKey&&this.selectionStart!==this.selectionEnd&&e?this.selectionEnd:this.selectionStart},getUpCursorOffset:function(t,e){var i=this._getSelectionForOffset(t,e),n=this.get2DCursorLocation(i),r=n.lineIndex;if(0===r||t.metaKey||33===t.keyCode)return-i;var o=n.charIndex,s=this._getWidthBeforeCursor(r,o),a=this._getIndexOnLine(r-1,s),h=this._textLines[r].slice(0,o),c=this.missingNewlineOffset(r-1);return-this._textLines[r-1].length+a-h.length+(1-c)},_getIndexOnLine:function(t,e){for(var i,n,r=this._textLines[t],o=this._getLineLeftOffset(t),s=0,a=0,h=r.length;a<h;a++)if((o+=i=this.__charBounds[t][a].width)>e){n=!0;var c=o-i,l=o,u=Math.abs(c-e);s=Math.abs(l-e)<u?a:a-1;break}return n||(s=r.length-1),s},moveCursorDown:function(t){this.selectionStart>=this._text.length&&this.selectionEnd>=this._text.length||this._moveCursorUpOrDown("Down",t)},moveCursorUp:function(t){0===this.selectionStart&&0===this.selectionEnd||this._moveCursorUpOrDown("Up",t)},_moveCursorUpOrDown:function(t,e){var i=this["get"+t+"CursorOffset"](e,"right"===this._selectionDirection);e.shiftKey?this.moveCursorWithShift(i):this.moveCursorWithoutShift(i),0!==i&&(this.setSelectionInBoundaries(),this.abortCursorAnimation(),this._currentCursorOpacity=1,this.initDelayedCursor(),this._fireSelectionChanged(),this._updateTextarea())},moveCursorWithShift:function(t){var e="left"===this._selectionDirection?this.selectionStart+t:this.selectionEnd+t;return this.setSelectionStartEndWithShift(this.selectionStart,this.selectionEnd,e),0!==t},moveCursorWithoutShift:function(t){return t<0?(this.selectionStart+=t,this.selectionEnd=this.selectionStart):(this.selectionEnd+=t,this.selectionStart=this.selectionEnd),0!==t},moveCursorLeft:function(t){0===this.selectionStart&&0===this.selectionEnd||this._moveCursorLeftOrRight("Left",t)},_move:function(t,e,i){var n;if(t.altKey)n=this["findWordBoundary"+i](this[e]);else{if(!t.metaKey&&35!==t.keyCode&&36!==t.keyCode)return this[e]+="Left"===i?-1:1,!0;n=this["findLineBoundary"+i](this[e])}if(void 0!==n&&this[e]!==n)return this[e]=n,!0},_moveLeft:function(t,e){return this._move(t,e,"Left")},_moveRight:function(t,e){return this._move(t,e,"Right")},moveCursorLeftWithoutShift:function(t){var e=!0;return this._selectionDirection="left",this.selectionEnd===this.selectionStart&&0!==this.selectionStart&&(e=this._moveLeft(t,"selectionStart")),this.selectionEnd=this.selectionStart,e},moveCursorLeftWithShift:function(t){return"right"===this._selectionDirection&&this.selectionStart!==this.selectionEnd?this._moveLeft(t,"selectionEnd"):0!==this.selectionStart?(this._selectionDirection="left",this._moveLeft(t,"selectionStart")):void 0},moveCursorRight:function(t){this.selectionStart>=this._text.length&&this.selectionEnd>=this._text.length||this._moveCursorLeftOrRight("Right",t)},_moveCursorLeftOrRight:function(t,e){var i="moveCursor"+t+"With";this._currentCursorOpacity=1,e.shiftKey?i+="Shift":i+="outShift",this[i](e)&&(this.abortCursorAnimation(),this.initDelayedCursor(),this._fireSelectionChanged(),this._updateTextarea())},moveCursorRightWithShift:function(t){return"left"===this._selectionDirection&&this.selectionStart!==this.selectionEnd?this._moveRight(t,"selectionStart"):this.selectionEnd!==this._text.length?(this._selectionDirection="right",this._moveRight(t,"selectionEnd")):void 0},moveCursorRightWithoutShift:function(t){var e=!0;return this._selectionDirection="right",this.selectionStart===this.selectionEnd?(e=this._moveRight(t,"selectionStart"),this.selectionEnd=this.selectionStart):this.selectionStart=this.selectionEnd,e},removeChars:function(t,e){void 0===e&&(e=t+1),this.removeStyleFromTo(t,e),this._text.splice(t,e-t),this.text=this._text.join(""),this.set("dirty",!0),this._shouldClearDimensionCache()&&(this.initDimensions(),this.setCoords()),this._removeExtraneousStyles()},insertChars:function(t,e,i,n){void 0===n&&(n=i),n>i&&this.removeStyleFromTo(i,n);var r=A.util.string.graphemeSplit(t);this.insertNewStyleBlock(r,i,e),this._text=[].concat(this._text.slice(0,i),r,this._text.slice(n)),this.text=this._text.join(""),this.set("dirty",!0),this._shouldClearDimensionCache()&&(this.initDimensions(),this.setCoords()),this._removeExtraneousStyles()}}),S=A.util.toFixed,C=/  +/g,A.util.object.extend(A.Text.prototype,{_toSVG:function(){var t=this._getSVGLeftTopOffsets(),e=this._getSVGTextAndBg(t.textTop,t.textLeft);return this._wrapSVGTextAndBg(e)},toSVG:function(t){return this._createBaseSVGMarkup(this._toSVG(),{reviver:t,noStyle:!0,withShadow:!0})},_getSVGLeftTopOffsets:function(){return{textLeft:-this.width/2,textTop:-this.height/2,lineTop:this.getHeightOfLine(0)}},_wrapSVGTextAndBg:function(t){var e=this.getSvgTextDecoration(this);return[t.textBgRects.join(""),'\t\t<text xml:space="preserve" ',this.fontFamily?'font-family="'+this.fontFamily.replace(/"/g,"'")+'" ':"",this.fontSize?'font-size="'+this.fontSize+'" ':"",this.fontStyle?'font-style="'+this.fontStyle+'" ':"",this.fontWeight?'font-weight="'+this.fontWeight+'" ':"",e?'text-decoration="'+e+'" ':"",'style="',this.getSvgStyles(!0),'"',this.addPaintOrder()," >",t.textSpans.join(""),"</text>\n"]},_getSVGTextAndBg:function(t,e){var i,n=[],r=[],o=t;this._setSVGBg(r);for(var s=0,a=this._textLines.length;s<a;s++)i=this._getLineLeftOffset(s),(this.textBackgroundColor||this.styleHas("textBackgroundColor",s))&&this._setSVGTextLineBg(r,s,e+i,o),this._setSVGTextLineText(n,s,e+i,o),o+=this.getHeightOfLine(s);return{textSpans:n,textBgRects:r}},_createTextCharSpan:function(t,e,i,n){var r=t!==t.trim()||t.match(C),o=this.getSvgSpanStyles(e,r),s=o?'style="'+o+'"':"",a=e.deltaY,h="",c=A.Object.NUM_FRACTION_DIGITS;return a&&(h=' dy="'+S(a,c)+'" '),['<tspan x="',S(i,c),'" y="',S(n,c),'" ',h,s,">",A.util.string.escapeXml(t),"</tspan>"].join("")},_setSVGTextLineText:function(t,e,i,n){var r,o,s,a,h,c=this.getHeightOfLine(e),l=-1!==this.textAlign.indexOf("justify"),u="",f=0,d=this._textLines[e];n+=c*(1-this._fontSizeFraction)/this.lineHeight;for(var p=0,g=d.length-1;p<=g;p++)h=p===g||this.charSpacing,u+=d[p],s=this.__charBounds[e][p],0===f?(i+=s.kernedWidth-s.width,f+=s.width):f+=s.kernedWidth,l&&!h&&this._reSpaceAndTab.test(d[p])&&(h=!0),h||(r=r||this.getCompleteStyleDeclaration(e,p),o=this.getCompleteStyleDeclaration(e,p+1),h=A.util.hasStyleChanged(r,o,!0)),h&&(a=this._getStyleDeclaration(e,p)||{},t.push(this._createTextCharSpan(u,a,i,n)),u="",r=o,i+=f,f=0)},_pushTextBgRect:function(t,e,i,n,r,o){var s=A.Object.NUM_FRACTION_DIGITS;t.push("\t\t<rect ",this._getFillAttributes(e),' x="',S(i,s),'" y="',S(n,s),'" width="',S(r,s),'" height="',S(o,s),'"></rect>\n')},_setSVGTextLineBg:function(t,e,i,n){for(var r,o,s=this._textLines[e],a=this.getHeightOfLine(e)/this.lineHeight,h=0,c=0,l=this.getValueOfPropertyAt(e,0,"textBackgroundColor"),u=0,f=s.length;u<f;u++)r=this.__charBounds[e][u],(o=this.getValueOfPropertyAt(e,u,"textBackgroundColor"))!==l?(l&&this._pushTextBgRect(t,l,i+c,n,h,a),c=r.left,h=r.width,l=o):h+=r.kernedWidth;o&&this._pushTextBgRect(t,o,i+c,n,h,a)},_getFillAttributes:function(t){var e=t&&"string"==typeof t?new A.Color(t):"";return e&&e.getSource()&&1!==e.getAlpha()?'opacity="'+e.getAlpha()+'" fill="'+e.setAlpha(1).toRgb()+'"':'fill="'+t+'"'},_getSVGLineTopOffset:function(t){for(var e,i=0,n=0;n<t;n++)i+=this.getHeightOfLine(n);return e=this.getHeightOfLine(n),{lineTop:i,offset:(this._fontSizeMult-this._fontSizeFraction)*e/(this.lineHeight*this._fontSizeMult)}},getSvgStyles:function(t){return A.Object.prototype.getSvgStyles.call(this,t)+" white-space: pre;"}}),function(t){"use strict";var e=t.fabric||(t.fabric={});e.Textbox=e.util.createClass(e.IText,e.Observable,{type:"textbox",minWidth:20,dynamicMinWidth:2,__cachedLines:null,lockScalingFlip:!0,noScaleCache:!1,_dimensionAffectingProps:e.Text.prototype._dimensionAffectingProps.concat("width"),_wordJoiners:/[ \t\r]/,splitByGrapheme:!1,initDimensions:function(){this.__skipDimension||(this.isEditing&&this.initDelayedCursor(),this.clearContextTop(),this._clearCache(),this.dynamicMinWidth=0,this._styleMap=this._generateStyleMap(this._splitText()),this.dynamicMinWidth>this.width&&this._set("width",this.dynamicMinWidth),-1!==this.textAlign.indexOf("justify")&&this.enlargeSpaces(),this.height=this.calcTextHeight(),this.saveState({propertySet:"_dimensionAffectingProps"}))},_generateStyleMap:function(t){for(var e=0,i=0,n=0,r={},o=0;o<t.graphemeLines.length;o++)"\n"===t.graphemeText[n]&&o>0?(i=0,n++,e++):!this.splitByGrapheme&&this._reSpaceAndTab.test(t.graphemeText[n])&&o>0&&(i++,n++),r[o]={line:e,offset:i},n+=t.graphemeLines[o].length,i+=t.graphemeLines[o].length;return r},styleHas:function(t,i){if(this._styleMap&&!this.isWrapping){var n=this._styleMap[i];n&&(i=n.line)}return e.Text.prototype.styleHas.call(this,t,i)},isEmptyStyles:function(t){if(!this.styles)return!0;var e,i,n=0,r=!1,o=this._styleMap[t],s=this._styleMap[t+1];for(var a in o&&(t=o.line,n=o.offset),s&&(r=s.line===t,e=s.offset),i=void 0===t?this.styles:{line:this.styles[t]})for(var h in i[a])if(h>=n&&(!r||h<e))for(var c in i[a][h])return!1;return!0},_getStyleDeclaration:function(t,e){if(this._styleMap&&!this.isWrapping){var i=this._styleMap[t];if(!i)return null;t=i.line,e=i.offset+e}return this.callSuper("_getStyleDeclaration",t,e)},_setStyleDeclaration:function(t,e,i){var n=this._styleMap[t];t=n.line,e=n.offset+e,this.styles[t][e]=i},_deleteStyleDeclaration:function(t,e){var i=this._styleMap[t];t=i.line,e=i.offset+e,delete this.styles[t][e]},_getLineStyle:function(t){var e=this._styleMap[t];return!!this.styles[e.line]},_setLineStyle:function(t){var e=this._styleMap[t];this.styles[e.line]={}},_wrapText:function(t,e){var i,n=[];for(this.isWrapping=!0,i=0;i<t.length;i++)n=n.concat(this._wrapLine(t[i],i,e));return this.isWrapping=!1,n},_measureWord:function(t,e,i){var n,r=0;i=i||0;for(var o=0,s=t.length;o<s;o++)r+=this._getGraphemeBox(t[o],e,o+i,n,!0).kernedWidth,n=t[o];return r},_wrapLine:function(t,i,n,r){var o=0,s=this.splitByGrapheme,a=[],h=[],c=s?e.util.string.graphemeSplit(t):t.split(this._wordJoiners),l="",u=0,f=s?"":" ",d=0,p=0,g=0,m=!0,v=this._getWidthOfCharSpacing();r=r||0,0===c.length&&c.push([]),n-=r;for(var y=0;y<c.length;y++)l=s?c[y]:e.util.string.graphemeSplit(c[y]),d=this._measureWord(l,i,u),u+=l.length,(o+=p+d-v)>n&&!m?(a.push(h),h=[],o=d,m=!0):o+=v,m||s||h.push(f),h=h.concat(l),p=s?0:this._measureWord([f],i,u),u++,m=!1,d>g&&(g=d);return y&&a.push(h),g+r>this.dynamicMinWidth&&(this.dynamicMinWidth=g-v+r),a},isEndOfWrapping:function(t){return!this._styleMap[t+1]||this._styleMap[t+1].line!==this._styleMap[t].line},missingNewlineOffset:function(t){return this.splitByGrapheme?this.isEndOfWrapping(t)?1:0:1},_splitTextIntoLines:function(t){for(var i=e.Text.prototype._splitTextIntoLines.call(this,t),n=this._wrapText(i.lines,this.width),r=new Array(n.length),o=0;o<n.length;o++)r[o]=n[o].join("");return i.lines=r,i.graphemeLines=n,i},getMinWidth:function(){return Math.max(this.minWidth,this.dynamicMinWidth)},_removeExtraneousStyles:function(){var t={};for(var e in this._styleMap)this._textLines[e]&&(t[this._styleMap[e].line]=1);for(var e in this.styles)t[e]||delete this.styles[e]},toObject:function(t){return this.callSuper("toObject",["minWidth","splitByGrapheme"].concat(t))}}),e.Textbox.fromObject=function(t,i){var n=e.util.stylesFromArray(t.styles,t.text),r=Object.assign({},t,{styles:n});return e.Object._fromObject("Textbox",r,i,"text")}}(e),function(){var t=A.controlsUtils,e=t.scaleSkewCursorStyleHandler,i=t.scaleCursorStyleHandler,n=t.scalingEqually,r=t.scalingYOrSkewingX,o=t.scalingXOrSkewingY,s=t.scaleOrSkewActionName,a=A.Object.prototype.controls;if(a.ml=new A.Control({x:-.5,y:0,cursorStyleHandler:e,actionHandler:o,getActionName:s}),a.mr=new A.Control({x:.5,y:0,cursorStyleHandler:e,actionHandler:o,getActionName:s}),a.mb=new A.Control({x:0,y:.5,cursorStyleHandler:e,actionHandler:r,getActionName:s}),a.mt=new A.Control({x:0,y:-.5,cursorStyleHandler:e,actionHandler:r,getActionName:s}),a.tl=new A.Control({x:-.5,y:-.5,cursorStyleHandler:i,actionHandler:n}),a.tr=new A.Control({x:.5,y:-.5,cursorStyleHandler:i,actionHandler:n}),a.bl=new 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Boolean(Ut(e,3))},set:function(t){!0===Boolean(t)?this.F=Wt(e,3):this.F=Ht(e,3)}});var i=0;Object.defineProperty(this,"Ff",{enumerable:!1,configurable:!1,get:function(){return i},set:function(t){if(isNaN(t))throw new Error('Invalid value "'+t+'" for attribute Ff supplied.');i=t}});var n=[];Object.defineProperty(this,"Rect",{enumerable:!1,configurable:!1,get:function(){if(0!==n.length)return n},set:function(t){n=void 0!==t?t:[]}}),Object.defineProperty(this,"x",{enumerable:!0,configurable:!0,get:function(){return!n||isNaN(n[0])?0:n[0]},set:function(t){n[0]=t}}),Object.defineProperty(this,"y",{enumerable:!0,configurable:!0,get:function(){return!n||isNaN(n[1])?0:n[1]},set:function(t){n[1]=t}}),Object.defineProperty(this,"width",{enumerable:!0,configurable:!0,get:function(){return!n||isNaN(n[2])?0:n[2]},set:function(t){n[2]=t}}),Object.defineProperty(this,"height",{enumerable:!0,configurable:!0,get:function(){return!n||isNaN(n[3])?0:n[3]},set:function(t){n[3]=t}});var r="";Object.defineProperty(this,"FT",{enumerable:!0,configurable:!1,get:function(){return r},set:function(t){switch(t){case"/Btn":case"/Tx":case"/Ch":case"/Sig":r=t;break;default:throw new Error('Invalid value "'+t+'" for attribute FT supplied.')}}});var o=null;Object.defineProperty(this,"T",{enumerable:!0,configurable:!1,get:function(){if(!o||o.length<1){if(this instanceof le)return;o="FieldObject"+t.FieldNum++}var e=function(t){return t};return this.scope&&(e=this.scope.internal.getEncryptor(this.objId)),"("+jt(e(o))+")"},set:function(t){o=t.toString()}}),Object.defineProperty(this,"fieldName",{configurable:!0,enumerable:!0,get:function(){return o},set:function(t){o=t}});var s="helvetica";Object.defineProperty(this,"fontName",{enumerable:!0,configurable:!0,get:function(){return s},set:function(t){s=t}});var a="normal";Object.defineProperty(this,"fontStyle",{enumerable:!0,configurable:!0,get:function(){return a},set:function(t){a=t}});var h=0;Object.defineProperty(this,"fontSize",{enumerable:!0,configurable:!0,get:function(){return h},set:function(t){h=t}});var c=void 0;Object.defineProperty(this,"maxFontSize",{enumerable:!0,configurable:!0,get:function(){return void 0===c?50/Nt:c},set:function(t){c=t}});var l="black";Object.defineProperty(this,"color",{enumerable:!0,configurable:!0,get:function(){return l},set:function(t){l=t}});var u="/F1 0 Tf 0 g";Object.defineProperty(this,"DA",{enumerable:!0,configurable:!1,get:function(){if(!(!u||this instanceof le||this instanceof fe))return $t(u,this.objId,this.scope)},set:function(t){t=t.toString(),u=t}});var f=null;Object.defineProperty(this,"DV",{enumerable:!1,configurable:!1,get:function(){if(f)return this instanceof ae==0?$t(f,this.objId,this.scope):f},set:function(t){t=t.toString(),f=this instanceof ae==0?"("===t.substr(0,1)?Ft(t.substr(1,t.length-2)):Ft(t):t}}),Object.defineProperty(this,"defaultValue",{enumerable:!0,configurable:!0,get:function(){return this instanceof ae==1?Ft(f.substr(1,f.length-1)):f},set:function(t){t=t.toString(),f=this instanceof ae==1?"/"+t:t}});var d=null;Object.defineProperty(this,"_V",{enumerable:!1,configurable:!1,get:function(){if(d)return d},set:function(t){this.V=t}}),Object.defineProperty(this,"V",{enumerable:!1,configurable:!1,get:function(){if(d)return this instanceof ae==0?$t(d,this.objId,this.scope):d},set:function(t){t=t.toString(),d=this instanceof ae==0?"("===t.substr(0,1)?Ft(t.substr(1,t.length-2)):Ft(t):t}}),Object.defineProperty(this,"value",{enumerable:!0,configurable:!0,get:function(){return this instanceof ae==1?Ft(d.substr(1,d.length-1)):d},set:function(t){t=t.toString(),d=this instanceof ae==1?"/"+t:t}}),Object.defineProperty(this,"hasAnnotation",{enumerable:!0,configurable:!0,get:function(){return this.Rect}}),Object.defineProperty(this,"Type",{enumerable:!0,configurable:!1,get:function(){return this.hasAnnotation?"/Annot":null}}),Object.defineProperty(this,"Subtype",{enumerable:!0,configurable:!1,get:function(){return this.hasAnnotation?"/Widget":null}});var p,g=!1;Object.defineProperty(this,"hasAppearanceStream",{enumerable:!0,configurable:!0,get:function(){return g},set:function(t){t=Boolean(t),g=t}}),Object.defineProperty(this,"page",{enumerable:!0,configurable:!0,get:function(){if(p)return p},set:function(t){p=t}}),Object.defineProperty(this,"readOnly",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,1))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,1):this.Ff=Ht(this.Ff,1)}}),Object.defineProperty(this,"required",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,2))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,2):this.Ff=Ht(this.Ff,2)}}),Object.defineProperty(this,"noExport",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,3))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,3):this.Ff=Ht(this.Ff,3)}});var m=null;Object.defineProperty(this,"Q",{enumerable:!0,configurable:!1,get:function(){if(null!==m)return m},set:function(t){if(-1===[0,1,2].indexOf(t))throw new Error('Invalid value "'+t+'" for attribute Q supplied.');m=t}}),Object.defineProperty(this,"textAlign",{get:function(){var t;switch(m){case 0:default:t="left";break;case 1:t="center";break;case 2:t="right"}return t},configurable:!0,enumerable:!0,set:function(t){switch(t){case"right":case 2:m=2;break;case"center":case 1:m=1;break;default:m=0}}})};Mt(ie,Qt);var ne=function(){ie.call(this),this.FT="/Ch",this.V="()",this.fontName="zapfdingbats";var t=0;Object.defineProperty(this,"TI",{enumerable:!0,configurable:!1,get:function(){return t},set:function(e){t=e}}),Object.defineProperty(this,"topIndex",{enumerable:!0,configurable:!0,get:function(){return t},set:function(e){t=e}});var e=[];Object.defineProperty(this,"Opt",{enumerable:!0,configurable:!1,get:function(){return Zt(e,this.objId,this.scope)},set:function(t){var i,n;n=[],"string"==typeof(i=t)&&(n=function(t,e,i){i||(i=1);for(var n,r=[];n=e.exec(t);)r.push(n[i]);return r}(i,/\((.*?)\)/g)),e=n}}),this.getOptions=function(){return e},this.setOptions=function(t){e=t,this.sort&&e.sort()},this.addOption=function(t){t=(t=t||"").toString(),e.push(t),this.sort&&e.sort()},this.removeOption=function(t,i){for(i=i||!1,t=(t=t||"").toString();-1!==e.indexOf(t)&&(e.splice(e.indexOf(t),1),!1!==i););},Object.defineProperty(this,"combo",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,18))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,18):this.Ff=Ht(this.Ff,18)}}),Object.defineProperty(this,"edit",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,19))},set:function(t){!0===this.combo&&(!0===Boolean(t)?this.Ff=Wt(this.Ff,19):this.Ff=Ht(this.Ff,19))}}),Object.defineProperty(this,"sort",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,20))},set:function(t){!0===Boolean(t)?(this.Ff=Wt(this.Ff,20),e.sort()):this.Ff=Ht(this.Ff,20)}}),Object.defineProperty(this,"multiSelect",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,22))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,22):this.Ff=Ht(this.Ff,22)}}),Object.defineProperty(this,"doNotSpellCheck",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,23))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,23):this.Ff=Ht(this.Ff,23)}}),Object.defineProperty(this,"commitOnSelChange",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,27))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,27):this.Ff=Ht(this.Ff,27)}}),this.hasAppearanceStream=!1};Mt(ne,ie);var re=function(){ne.call(this),this.fontName="helvetica",this.combo=!1};Mt(re,ne);var oe=function(){re.call(this),this.combo=!0};Mt(oe,re);var se=function(){oe.call(this),this.edit=!0};Mt(se,oe);var ae=function(){ie.call(this),this.FT="/Btn",Object.defineProperty(this,"noToggleToOff",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,15))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,15):this.Ff=Ht(this.Ff,15)}}),Object.defineProperty(this,"radio",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,16))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,16):this.Ff=Ht(this.Ff,16)}}),Object.defineProperty(this,"pushButton",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,17))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,17):this.Ff=Ht(this.Ff,17)}}),Object.defineProperty(this,"radioIsUnison",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,26))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,26):this.Ff=Ht(this.Ff,26)}});var t,e={};Object.defineProperty(this,"MK",{enumerable:!1,configurable:!1,get:function(){var t=function(t){return t};if(this.scope&&(t=this.scope.internal.getEncryptor(this.objId)),0!==Object.keys(e).length){var i,n=[];for(i in n.push("<<"),e)n.push("/"+i+" ("+jt(t(e[i]))+")");return n.push(">>"),n.join("\n")}},set:function(t){"object"===(0,n.Z)(t)&&(e=t)}}),Object.defineProperty(this,"caption",{enumerable:!0,configurable:!0,get:function(){return e.CA||""},set:function(t){"string"==typeof t&&(e.CA=t)}}),Object.defineProperty(this,"AS",{enumerable:!1,configurable:!1,get:function(){return t},set:function(e){t=e}}),Object.defineProperty(this,"appearanceState",{enumerable:!0,configurable:!0,get:function(){return t.substr(1,t.length-1)},set:function(e){t="/"+e}})};Mt(ae,ie);var he=function(){ae.call(this),this.pushButton=!0};Mt(he,ae);var ce=function(){ae.call(this),this.radio=!0,this.pushButton=!1;var t=[];Object.defineProperty(this,"Kids",{enumerable:!0,configurable:!1,get:function(){return t},set:function(e){t=void 0!==e?e:[]}})};Mt(ce,ae);var le=function(){var t,e;ie.call(this),Object.defineProperty(this,"Parent",{enumerable:!1,configurable:!1,get:function(){return t},set:function(e){t=e}}),Object.defineProperty(this,"optionName",{enumerable:!1,configurable:!0,get:function(){return e},set:function(t){e=t}});var i,r={};Object.defineProperty(this,"MK",{enumerable:!1,configurable:!1,get:function(){var t=function(t){return t};this.scope&&(t=this.scope.internal.getEncryptor(this.objId));var e,i=[];for(e in i.push("<<"),r)i.push("/"+e+" ("+jt(t(r[e]))+")");return i.push(">>"),i.join("\n")},set:function(t){"object"===(0,n.Z)(t)&&(r=t)}}),Object.defineProperty(this,"caption",{enumerable:!0,configurable:!0,get:function(){return r.CA||""},set:function(t){"string"==typeof t&&(r.CA=t)}}),Object.defineProperty(this,"AS",{enumerable:!1,configurable:!1,get:function(){return i},set:function(t){i=t}}),Object.defineProperty(this,"appearanceState",{enumerable:!0,configurable:!0,get:function(){return i.substr(1,i.length-1)},set:function(t){i="/"+t}}),this.caption="l",this.appearanceState="Off",this._AppearanceType=pe.RadioButton.Circle,this.appearanceStreamContent=this._AppearanceType.createAppearanceStream(this.optionName)};Mt(le,ie),ce.prototype.setAppearance=function(t){if(!("createAppearanceStream"in t)||!("getCA"in t))throw new Error("Couldn't assign Appearance to RadioButton. Appearance was Invalid!");for(var e in this.Kids)if(this.Kids.hasOwnProperty(e)){var i=this.Kids[e];i.appearanceStreamContent=t.createAppearanceStream(i.optionName),i.caption=t.getCA()}},ce.prototype.createOption=function(t){var e=new le;return e.Parent=this,e.optionName=t,this.Kids.push(e),ge.call(this.scope,e),e};var ue=function(){ae.call(this),this.fontName="zapfdingbats",this.caption="3",this.appearanceState="On",this.value="On",this.textAlign="center",this.appearanceStreamContent=pe.CheckBox.createAppearanceStream()};Mt(ue,ae);var fe=function(){ie.call(this),this.FT="/Tx",Object.defineProperty(this,"multiline",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,13))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,13):this.Ff=Ht(this.Ff,13)}}),Object.defineProperty(this,"fileSelect",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,21))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,21):this.Ff=Ht(this.Ff,21)}}),Object.defineProperty(this,"doNotSpellCheck",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,23))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,23):this.Ff=Ht(this.Ff,23)}}),Object.defineProperty(this,"doNotScroll",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,24))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,24):this.Ff=Ht(this.Ff,24)}}),Object.defineProperty(this,"comb",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,25))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,25):this.Ff=Ht(this.Ff,25)}}),Object.defineProperty(this,"richText",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,26))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,26):this.Ff=Ht(this.Ff,26)}});var t=null;Object.defineProperty(this,"MaxLen",{enumerable:!0,configurable:!1,get:function(){return t},set:function(e){t=e}}),Object.defineProperty(this,"maxLength",{enumerable:!0,configurable:!0,get:function(){return t},set:function(e){Number.isInteger(e)&&(t=e)}}),Object.defineProperty(this,"hasAppearanceStream",{enumerable:!0,configurable:!0,get:function(){return this.V||this.DV}})};Mt(fe,ie);var de=function(){fe.call(this),Object.defineProperty(this,"password",{enumerable:!0,configurable:!0,get:function(){return Boolean(Ut(this.Ff,14))},set:function(t){!0===Boolean(t)?this.Ff=Wt(this.Ff,14):this.Ff=Ht(this.Ff,14)}}),this.password=!0};Mt(de,fe);var pe={CheckBox:{createAppearanceStream:function(){return{N:{On:pe.CheckBox.YesNormal},D:{On:pe.CheckBox.YesPushDown,Off:pe.CheckBox.OffPushDown}}},YesPushDown:function(t){var e=Bt(t);e.scope=t.scope;var i=[],n=t.scope.internal.getFont(t.fontName,t.fontStyle).id,r=t.scope.__private__.encodeColorString(t.color),o=Xt(t,t.caption);return i.push("0.749023 g"),i.push("0 0 "+Et(pe.internal.getWidth(t))+" "+Et(pe.internal.getHeight(t))+" re"),i.push("f"),i.push("BMC"),i.push("q"),i.push("0 0 1 rg"),i.push("/"+n+" "+Et(o.fontSize)+" Tf "+r),i.push("BT"),i.push(o.text),i.push("ET"),i.push("Q"),i.push("EMC"),e.stream=i.join("\n"),e},YesNormal:function(t){var e=Bt(t);e.scope=t.scope;var i=t.scope.internal.getFont(t.fontName,t.fontStyle).id,n=t.scope.__private__.encodeColorString(t.color),r=[],o=pe.internal.getHeight(t),s=pe.internal.getWidth(t),a=Xt(t,t.caption);return r.push("1 g"),r.push("0 0 "+Et(s)+" "+Et(o)+" re"),r.push("f"),r.push("q"),r.push("0 0 1 rg"),r.push("0 0 "+Et(s-1)+" "+Et(o-1)+" re"),r.push("W"),r.push("n"),r.push("0 g"),r.push("BT"),r.push("/"+i+" "+Et(a.fontSize)+" Tf "+n),r.push(a.text),r.push("ET"),r.push("Q"),e.stream=r.join("\n"),e},OffPushDown:function(t){var e=Bt(t);e.scope=t.scope;var i=[];return i.push("0.749023 g"),i.push("0 0 "+Et(pe.internal.getWidth(t))+" "+Et(pe.internal.getHeight(t))+" re"),i.push("f"),e.stream=i.join("\n"),e}},RadioButton:{Circle:{createAppearanceStream:function(t){var e={D:{Off:pe.RadioButton.Circle.OffPushDown},N:{}};return e.N[t]=pe.RadioButton.Circle.YesNormal,e.D[t]=pe.RadioButton.Circle.YesPushDown,e},getCA:function(){return"l"},YesNormal:function(t){var e=Bt(t);e.scope=t.scope;var i=[],n=pe.internal.getWidth(t)<=pe.internal.getHeight(t)?pe.internal.getWidth(t)/4:pe.internal.getHeight(t)/4;n=Number((.9*n).toFixed(5));var r=pe.internal.Bezier_C,o=Number((n*r).toFixed(5));return i.push("q"),i.push("1 0 0 1 "+It(pe.internal.getWidth(t)/2)+" "+It(pe.internal.getHeight(t)/2)+" cm"),i.push(n+" 0 m"),i.push(n+" "+o+" "+o+" "+n+" 0 "+n+" c"),i.push("-"+o+" "+n+" -"+n+" "+o+" -"+n+" 0 c"),i.push("-"+n+" -"+o+" -"+o+" -"+n+" 0 -"+n+" c"),i.push(o+" -"+n+" "+n+" -"+o+" "+n+" 0 c"),i.push("f"),i.push("Q"),e.stream=i.join("\n"),e},YesPushDown:function(t){var e=Bt(t);e.scope=t.scope;var i=[],n=pe.internal.getWidth(t)<=pe.internal.getHeight(t)?pe.internal.getWidth(t)/4:pe.internal.getHeight(t)/4;n=Number((.9*n).toFixed(5));var 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e=t.family.replace(/"|'/g,"").toLowerCase(),i=function(t){return we[t=t||"normal"]?t:"normal"}(t.style),n=function(t){return t?"number"==typeof t?t>=100&&t<=900&&t%100==0?t:400:/^\d00$/.test(t)?parseInt(t):"bold"===t?700:400:400}(t.weight),r=function(t){return"number"==typeof _e[t=t||"normal"]?t:"normal"}(t.stretch);return{family:e,style:i,weight:n,stretch:r,src:t.src||[],ref:t.ref||{name:e,style:[r,i,n].join(" ")}}}function Le(t,e,i,n){var r;for(r=i;r>=0&&r<e.length;r+=n)if(t[e[r]])return t[e[r]];for(r=i;r>=0&&r<e.length;r-=n)if(t[e[r]])return t[e[r]]}var Pe={"sans-serif":"helvetica",fixed:"courier",monospace:"courier",terminal:"courier",cursive:"times",fantasy:"times",serif:"times"},Te={caption:"times",icon:"times",menu:"times","message-box":"times","small-caption":"times","status-bar":"times"};function Oe(t){return[t.stretch,t.style,t.weight,t.family].join(" ")}function ke(t){return t.trimLeft()}function Ne(t,e){for(var i=0;i<t.length;){if(t.charAt(i)===e)return[t.substring(0,i),t.substring(i+1)];i+=1}return null}function je(t){var e=t.match(/^(-[a-z_]|[a-z_])[a-z0-9_-]*/i);return null===e?null:[e[0],t.substring(e[0].length)]}var Fe,Ee,Ie,Me=["times"];!function(t){var e,i,r,o,s,a,h,c,l,u=function(t){return t=t||{},this.isStrokeTransparent=t.isStrokeTransparent||!1,this.strokeOpacity=t.strokeOpacity||1,this.strokeStyle=t.strokeStyle||"#000000",this.fillStyle=t.fillStyle||"#000000",this.isFillTransparent=t.isFillTransparent||!1,this.fillOpacity=t.fillOpacity||1,this.font=t.font||"10px sans-serif",this.textBaseline=t.textBaseline||"alphabetic",this.textAlign=t.textAlign||"left",this.lineWidth=t.lineWidth||1,this.lineJoin=t.lineJoin||"miter",this.lineCap=t.lineCap||"butt",this.path=t.path||[],this.transform=void 0!==t.transform?t.transform.clone():new c,this.globalCompositeOperation=t.globalCompositeOperation||"normal",this.globalAlpha=t.globalAlpha||1,this.clip_path=t.clip_path||[],this.currentPoint=t.currentPoint||new a,this.miterLimit=t.miterLimit||10,this.lastPoint=t.lastPoint||new a,this.lineDashOffset=t.lineDashOffset||0,this.lineDash=t.lineDash||[],this.margin=t.margin||[0,0,0,0],this.prevPageLastElemOffset=t.prevPageLastElemOffset||0,this.ignoreClearRect="boolean"!=typeof t.ignoreClearRect||t.ignoreClearRect,this};t.events.push(["initialized",function(){this.context2d=new f(this),e=this.internal.f2,i=this.internal.getCoordinateString,r=this.internal.getVerticalCoordinateString,o=this.internal.getHorizontalCoordinate,s=this.internal.getVerticalCoordinate,a=this.internal.Point,h=this.internal.Rectangle,c=this.internal.Matrix,l=new u}]);var f=function(t){Object.defineProperty(this,"canvas",{get:function(){return{parentNode:!1,style:!1}}});var e=t;Object.defineProperty(this,"pdf",{get:function(){return e}});var 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h},set:function(t){h=t}}),Object.defineProperty(this,"ctx",{get:function(){return l},set:function(t){t instanceof u&&(l=t)}}),Object.defineProperty(this,"path",{get:function(){return l.path},set:function(t){l.path=t}});var c=[];Object.defineProperty(this,"ctxStack",{get:function(){return c},set:function(t){c=t}}),Object.defineProperty(this,"fillStyle",{get:function(){return this.ctx.fillStyle},set:function(t){var e;e=d(t),this.ctx.fillStyle=e.style,this.ctx.isFillTransparent=0===e.a,this.ctx.fillOpacity=e.a,this.pdf.setFillColor(e.r,e.g,e.b,{a:e.a}),this.pdf.setTextColor(e.r,e.g,e.b,{a:e.a})}}),Object.defineProperty(this,"strokeStyle",{get:function(){return this.ctx.strokeStyle},set:function(t){var e=d(t);this.ctx.strokeStyle=e.style,this.ctx.isStrokeTransparent=0===e.a,this.ctx.strokeOpacity=e.a,0===e.a?this.pdf.setDrawColor(255,255,255):(e.a,this.pdf.setDrawColor(e.r,e.g,e.b))}}),Object.defineProperty(this,"lineCap",{get:function(){return this.ctx.lineCap},set:function(t){-1!==["butt","round","square"].indexOf(t)&&(this.ctx.lineCap=t,this.pdf.setLineCap(t))}}),Object.defineProperty(this,"lineWidth",{get:function(){return this.ctx.lineWidth},set:function(t){isNaN(t)||(this.ctx.lineWidth=t,this.pdf.setLineWidth(t))}}),Object.defineProperty(this,"lineJoin",{get:function(){return this.ctx.lineJoin},set:function(t){-1!==["bevel","round","miter"].indexOf(t)&&(this.ctx.lineJoin=t,this.pdf.setLineJoin(t))}}),Object.defineProperty(this,"miterLimit",{get:function(){return this.ctx.miterLimit},set:function(t){isNaN(t)||(this.ctx.miterLimit=t,this.pdf.setMiterLimit(t))}}),Object.defineProperty(this,"textBaseline",{get:function(){return this.ctx.textBaseline},set:function(t){this.ctx.textBaseline=t}}),Object.defineProperty(this,"textAlign",{get:function(){return this.ctx.textAlign},set:function(t){-1!==["right","end","center","left","start"].indexOf(t)&&(this.ctx.textAlign=t)}});var f=null;function p(t,e){if(null===f){var i=function(t){var e=[];return Object.keys(t).forEach((function(i){t[i].forEach((function(t){var n=null;switch(t){case"bold":n={family:i,weight:"bold"};break;case"italic":n={family:i,style:"italic"};break;case"bolditalic":n={family:i,weight:"bold",style:"italic"};break;case"":case"normal":n={family:i}}null!==n&&(n.ref={name:i,style:t},e.push(n))}))})),e}(t.getFontList());f=function(t){for(var e={},i=0;i<t.length;++i){var n=Ae(t[i]),r=n.family,o=n.stretch,s=n.style,a=n.weight;e[r]=e[r]||{},e[r][o]=e[r][o]||{},e[r][o][s]=e[r][o][s]||{},e[r][o][s][a]=n}return e}(i.concat(e))}return f}var g=null;Object.defineProperty(this,"fontFaces",{get:function(){return g},set:function(t){f=null,g=t}}),Object.defineProperty(this,"font",{get:function(){return this.ctx.font},set:function(t){var e;if(this.ctx.font=t,null!==(e=/^\s*(?=(?:(?:[-a-z]+\s*){0,2}(italic|oblique))?)(?=(?:(?:[-a-z]+\s*){0,2}(small-caps))?)(?=(?:(?:[-a-z]+\s*){0,2}(bold(?:er)?|lighter|[1-9]00))?)(?:(?:normal|\1|\2|\3)\s*){0,3}((?:xx?-)?(?:small|large)|medium|smaller|larger|[.\d]+(?:\%|in|[cem]m|ex|p[ctx]))(?:\s*\/\s*(normal|[.\d]+(?:\%|in|[cem]m|ex|p[ctx])))?\s*([-_,\"\'\sa-z]+?)\s*$/i.exec(t))){var i=e[1],n=(e[2],e[3]),r=e[4],o=(e[5],e[6]),s=/^([.\d]+)((?:%|in|[cem]m|ex|p[ctx]))$/i.exec(r)[2];r="px"===s?Math.floor(parseFloat(r)*this.pdf.internal.scaleFactor):"em"===s?Math.floor(parseFloat(r)*this.pdf.getFontSize()):Math.floor(parseFloat(r)*this.pdf.internal.scaleFactor),this.pdf.setFontSize(r);var a=function(t){var e,i,n=[],r=t.trim();if(""===r)return Me;if(r in Te)return[Te[r]];for(;""!==r;){switch(i=null,e=(r=ke(r)).charAt(0)){case'"':case"'":i=Ne(r.substring(1),e);break;default:i=je(r)}if(null===i)return Me;if(n.push(i[0]),""!==(r=ke(i[1]))&&","!==r.charAt(0))return Me;r=r.replace(/^,/,"")}return 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s=this.ctx.transform.applyToPoint(new a(r,o)),h=this.ctx.transform.applyToPoint(new a(t,e)),c=this.ctx.transform.applyToPoint(new a(i,n));this.path.push({type:"bct",x1:h.x,y1:h.y,x2:c.x,y2:c.y,x:s.x,y:s.y}),this.ctx.lastPoint=new a(s.x,s.y)},f.prototype.arc=function(t,e,i,n,r,o){if(isNaN(t)||isNaN(e)||isNaN(i)||isNaN(n)||isNaN(r))throw $.error("jsPDF.context2d.arc: Invalid arguments",arguments),new Error("Invalid arguments passed to jsPDF.context2d.arc");if(o=Boolean(o),!this.ctx.transform.isIdentity){var s=this.ctx.transform.applyToPoint(new a(t,e));t=s.x,e=s.y;var h=this.ctx.transform.applyToPoint(new a(0,i)),c=this.ctx.transform.applyToPoint(new a(0,0));i=Math.sqrt(Math.pow(h.x-c.x,2)+Math.pow(h.y-c.y,2))}Math.abs(r-n)>=2*Math.PI&&(n=0,r=2*Math.PI),this.path.push({type:"arc",x:t,y:e,radius:i,startAngle:n,endAngle:r,counterclockwise:o})},f.prototype.arcTo=function(t,e,i,n,r){throw new Error("arcTo not 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$.error("jsPDF.context2d.strokeRect: Invalid arguments",arguments),new Error("Invalid arguments passed to jsPDF.context2d.strokeRect");g.call(this)||(this.beginPath(),this.rect(t,e,i,n),this.stroke())},f.prototype.clearRect=function(t,e,i,n){if(isNaN(t)||isNaN(e)||isNaN(i)||isNaN(n))throw $.error("jsPDF.context2d.clearRect: Invalid arguments",arguments),new Error("Invalid arguments passed to jsPDF.context2d.clearRect");this.ignoreClearRect||(this.fillStyle="#ffffff",this.fillRect(t,e,i,n))},f.prototype.save=function(t){t="boolean"!=typeof t||t;for(var e=this.pdf.internal.getCurrentPageInfo().pageNumber,i=0;i<this.pdf.internal.getNumberOfPages();i++)this.pdf.setPage(i+1),this.pdf.internal.out("q");if(this.pdf.setPage(e),t){this.ctx.fontSize=this.pdf.internal.getFontSize();var n=new u(this.ctx);this.ctxStack.push(this.ctx),this.ctx=n}},f.prototype.restore=function(t){t="boolean"!=typeof t||t;for(var 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c(1,0,0,1,t,e);this.ctx.transform=this.ctx.transform.multiply(i)},f.prototype.transform=function(t,e,i,n,r,o){if(isNaN(t)||isNaN(e)||isNaN(i)||isNaN(n)||isNaN(r)||isNaN(o))throw $.error("jsPDF.context2d.transform: Invalid arguments",arguments),new Error("Invalid arguments passed to jsPDF.context2d.transform");var s=new c(t,e,i,n,r,o);this.ctx.transform=this.ctx.transform.multiply(s)},f.prototype.setTransform=function(t,e,i,n,r,o){t=isNaN(t)?1:t,e=isNaN(e)?0:e,i=isNaN(i)?0:i,n=isNaN(n)?1:n,r=isNaN(r)?0:r,o=isNaN(o)?0:o,this.ctx.transform=new c(t,e,i,n,r,o)};var m=function(){return this.margin[0]>0||this.margin[1]>0||this.margin[2]>0||this.margin[3]>0};f.prototype.drawImage=function(t,e,i,n,r,o,s,a,l){var u=this.pdf.getImageProperties(t),f=1,d=1,p=1,g=1;void 0!==n&&void 0!==a&&(p=a/n,g=l/r,f=u.width/n*a/n,d=u.height/r*l/r),void 0===o&&(o=e,s=i,e=0,i=0),void 0!==n&&void 0===a&&(a=n,l=r),void 0===n&&void 0===a&&(a=u.width,l=u.height);for(var 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N=this.path;i=JSON.parse(JSON.stringify(this.ctx.clip_path)),this.path=b(i,this.posX+this.margin[3],-k+P+this.ctx.prevPageLastElemOffset),_.call(this,t,!0),this.path=N}if(n=JSON.parse(JSON.stringify(l)),this.path=b(n,this.posX+this.margin[3],-k+P+this.ctx.prevPageLastElemOffset),!1===e||0===A){var j=(A>S||A<C)&&m.call(this);j&&(this.pdf.saveGraphicsState(),this.pdf.rect(this.margin[3],this.margin[0],L,O,null).clip().discardPath()),_.call(this,t,e),j&&this.pdf.restoreGraphicsState()}this.lineWidth=a}else this.lineWidth=h,_.call(this,t,e),this.lineWidth=a;this.path=l},_=function(t,e){if(("stroke"!==t||e||!g.call(this))&&("stroke"===t||e||!p.call(this))){for(var i,n,r=[],o=this.path,s=0;s<o.length;s++){var a=o[s];switch(a.type){case"begin":r.push({begin:!0});break;case"close":r.push({close:!0});break;case"mt":r.push({start:a,deltas:[],abs:[]});break;case"lt":var 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c=F.call(this,i,n,r,o),l=0;l<c.length;l++){var u=c[l];0===l&&(h?T.call(this,u.x1+t,u.y1+e):k.call(this,u.x1+t,u.y1+e)),j.call(this,t,e,u.x2,u.y2,u.x3,u.y3,u.x4,u.y4)}a?P.call(this):L.call(this,s)},L=function(t){switch(t){case"stroke":this.pdf.internal.out("S");break;case"fill":this.pdf.internal.out("f")}},P=function(){this.pdf.clip(),this.pdf.discardPath()},T=function(t,e){this.pdf.internal.out(i(t)+" "+r(e)+" m")},O=function(t){var e;switch(t.align){case"right":case"end":e="right";break;case"center":e="center";break;default:e="left"}var i=this.pdf.getTextDimensions(t.text),n=S.call(this,t.y),r=C.call(this,n)-i.h,o=this.ctx.transform.applyToPoint(new a(t.x,n)),s=this.ctx.transform.decompose(),l=new c;l=(l=(l=l.multiply(s.translate)).multiply(s.skew)).multiply(s.scale);for(var u,f,d,p=this.ctx.transform.applyToRectangle(new h(t.x,n,i.w,i.h)),g=l.applyToRectangle(new 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s=0,a=t||"",h=[];for("string"==typeof(o=o||[])&&(o=[o]),s=0;s<o.length;s+=1)switch(o[s]){case"ASCII85Decode":case"/ASCII85Decode":a=i(a),h.push("/ASCII85Encode");break;case"ASCII85Encode":case"/ASCII85Encode":a=e(a),h.push("/ASCII85Decode");break;case"ASCIIHexDecode":case"/ASCIIHexDecode":a=n(a),h.push("/ASCIIHexEncode");break;case"ASCIIHexEncode":case"/ASCIIHexEncode":a=a.split("").map((function(t){return("0"+t.charCodeAt().toString(16)).slice(-2)})).join("")+">",h.push("/ASCIIHexDecode");break;case"FlateEncode":case"/FlateEncode":a=r(a),h.push("/FlateDecode");break;default:throw new Error('The filter: "'+o[s]+'" is not implemented')}return{data:a,reverseChain:h.reverse().join(" ")}}}(Ot.API),function(t){t.loadFile=function(t,e,i){return function(t,e,i){e=!1!==e,i="function"==typeof i?i:function(){};var n=void 0;try{n=function(t,e,i){var n=new XMLHttpRequest,r=0,o=function(t){var e=t.length,i=[],n=String.fromCharCode;for(r=0;r<e;r+=1)i.push(n(255&t.charCodeAt(r)));return i.join("")};if(n.open("GET",t,!e),n.overrideMimeType("text/plain; charset=x-user-defined"),!1===e&&(n.onload=function(){200===n.status?i(o(this.responseText)):i(void 0)}),n.send(null),e&&200===n.status)return o(n.responseText)}(t,e,i)}catch(t){}return n}(t,e,i)},t.loadImageFile=t.loadFile}(Ot.API),function(t){function e(){return(J.html2canvas?K.resolve(J.html2canvas):i.e(120).then(i.t.bind(i,1120,23))).catch((function(t){return K.reject(new Error("Could not load html2canvas: "+t))})).then((function(t){return t.default?t.default:t}))}function r(){return(J.DOMPurify?K.resolve(J.DOMPurify):i.e(856).then(i.t.bind(i,7856,23))).catch((function(t){return K.reject(new Error("Could not load dompurify: "+t))})).then((function(t){return t.default?t.default:t}))}var o=function(t){var e=(0,n.Z)(t);return"undefined"===e?"undefined":"string"===e||t instanceof String?"string":"number"===e||t instanceof Number?"number":"function"===e||t instanceof Function?"function":t&&t.constructor===Array?"array":t&&1===t.nodeType?"element":"object"===e?"object":"unknown"},s=function(t,e){var i=document.createElement(t);for(var n in e.className&&(i.className=e.className),e.innerHTML&&e.dompurify&&(i.innerHTML=e.dompurify.sanitize(e.innerHTML)),e.style)i.style[n]=e.style[n];return i},a=function t(e){var i=Object.assign(t.convert(K.resolve()),JSON.parse(JSON.stringify(t.template))),n=t.convert(K.resolve(),i);return(n=n.setProgress(1,t,1,[t])).set(e)};(a.prototype=Object.create(K.prototype)).constructor=a,a.convert=function(t,e){return t.__proto__=e||a.prototype,t},a.template={prop:{src:null,container:null,overlay:null,canvas:null,img:null,pdf:null,pageSize:null,callback:function(){}},progress:{val:0,state:null,n:0,stack:[]},opt:{filename:"file.pdf",margin:[0,0,0,0],enableLinks:!0,x:0,y:0,html2canvas:{},jsPDF:{},backgroundColor:"transparent"}},a.prototype.from=function(t,e){return this.then((function(){switch(e=e||function(t){switch(o(t)){case"string":return"string";case"element":return"canvas"===t.nodeName.toLowerCase()?"canvas":"element";default:return"unknown"}}(t)){case"string":return this.then(r).then((function(e){return this.set({src:s("div",{innerHTML:t,dompurify:e})})}));case"element":return this.set({src:t});case"canvas":return this.set({canvas:t});case"img":return this.set({img:t});default:return this.error("Unknown source type.")}}))},a.prototype.to=function(t){switch(t){case"container":return this.toContainer();case"canvas":return this.toCanvas();case"img":return this.toImg();case"pdf":return this.toPdf();default:return this.error("Invalid target.")}},a.prototype.toContainer=function(){return this.thenList([function(){return this.prop.src||this.error("Cannot duplicate - no source HTML.")},function(){return this.prop.pageSize||this.setPageSize()}]).then((function(){var t={position:"relative",display:"inline-block",width:("number"!=typeof this.opt.width||isNaN(this.opt.width)||"number"!=typeof this.opt.windowWidth||isNaN(this.opt.windowWidth)?Math.max(this.prop.src.clientWidth,this.prop.src.scrollWidth,this.prop.src.offsetWidth):this.opt.windowWidth)+"px",left:0,right:0,top:0,margin:"auto",backgroundColor:this.opt.backgroundColor},e=function t(e,i){for(var n=3===e.nodeType?document.createTextNode(e.nodeValue):e.cloneNode(!1),r=e.firstChild;r;r=r.nextSibling)!0!==i&&1===r.nodeType&&"SCRIPT"===r.nodeName||n.appendChild(t(r,i));return 1===e.nodeType&&("CANVAS"===e.nodeName?(n.width=e.width,n.height=e.height,n.getContext("2d").drawImage(e,0,0)):"TEXTAREA"!==e.nodeName&&"SELECT"!==e.nodeName||(n.value=e.value),n.addEventListener("load",(function(){n.scrollTop=e.scrollTop,n.scrollLeft=e.scrollLeft}),!0)),n}(this.prop.src,this.opt.html2canvas.javascriptEnabled);"BODY"===e.tagName&&(t.height=Math.max(document.body.scrollHeight,document.body.offsetHeight,document.documentElement.clientHeight,document.documentElement.scrollHeight,document.documentElement.offsetHeight)+"px"),this.prop.overlay=s("div",{className:"html2pdf__overlay",style:{position:"fixed",overflow:"hidden",zIndex:1e3,left:"-100000px",right:0,bottom:0,top:0}}),this.prop.container=s("div",{className:"html2pdf__container",style:t}),this.prop.container.appendChild(e),this.prop.container.firstChild.appendChild(s("div",{style:{clear:"both",border:"0 none transparent",margin:0,padding:0,height:0}})),this.prop.container.style.float="none",this.prop.overlay.appendChild(this.prop.container),document.body.appendChild(this.prop.overlay),this.prop.container.firstChild.style.position="relative",this.prop.container.height=Math.max(this.prop.container.firstChild.clientHeight,this.prop.container.firstChild.scrollHeight,this.prop.container.firstChild.offsetHeight)+"px"}))},a.prototype.toCanvas=function(){var t=[function(){return document.body.contains(this.prop.container)||this.toContainer()}];return this.thenList(t).then(e).then((function(t){var e=Object.assign({},this.opt.html2canvas);return delete e.onrendered,t(this.prop.container,e)})).then((function(t){(this.opt.html2canvas.onrendered||function(){})(t),this.prop.canvas=t,document.body.removeChild(this.prop.overlay)}))},a.prototype.toContext2d=function(){var t=[function(){return document.body.contains(this.prop.container)||this.toContainer()}];return this.thenList(t).then(e).then((function(t){var e=this.opt.jsPDF,i=this.opt.fontFaces,n="number"!=typeof this.opt.width||isNaN(this.opt.width)||"number"!=typeof this.opt.windowWidth||isNaN(this.opt.windowWidth)?1:this.opt.width/this.opt.windowWidth,r=Object.assign({async:!0,allowTaint:!0,scale:n,scrollX:this.opt.scrollX||0,scrollY:this.opt.scrollY||0,backgroundColor:"#ffffff",imageTimeout:15e3,logging:!0,proxy:null,removeContainer:!0,foreignObjectRendering:!1,useCORS:!1},this.opt.html2canvas);if(delete r.onrendered,e.context2d.autoPaging=void 0===this.opt.autoPaging||this.opt.autoPaging,e.context2d.posX=this.opt.x,e.context2d.posY=this.opt.y,e.context2d.margin=this.opt.margin,e.context2d.fontFaces=i,i)for(var o=0;o<i.length;++o){var s=i[o],a=s.src.find((function(t){return"truetype"===t.format}));a&&e.addFont(a.url,s.ref.name,s.ref.style)}return r.windowHeight=r.windowHeight||0,r.windowHeight=0==r.windowHeight?Math.max(this.prop.container.clientHeight,this.prop.container.scrollHeight,this.prop.container.offsetHeight):r.windowHeight,e.context2d.save(!0),t(this.prop.container,r)})).then((function(t){this.opt.jsPDF.context2d.restore(!0),(this.opt.html2canvas.onrendered||function(){})(t),this.prop.canvas=t,document.body.removeChild(this.prop.overlay)}))},a.prototype.toImg=function(){return this.thenList([function(){return this.prop.canvas||this.toCanvas()}]).then((function(){var t=this.prop.canvas.toDataURL("image/"+this.opt.image.type,this.opt.image.quality);this.prop.img=document.createElement("img"),this.prop.img.src=t}))},a.prototype.toPdf=function(){return this.thenList([function(){return this.toContext2d()}]).then((function(){this.prop.pdf=this.prop.pdf||this.opt.jsPDF}))},a.prototype.output=function(t,e,i){return"img"===(i=i||"pdf").toLowerCase()||"image"===i.toLowerCase()?this.outputImg(t,e):this.outputPdf(t,e)},a.prototype.outputPdf=function(t,e){return this.thenList([function(){return this.prop.pdf||this.toPdf()}]).then((function(){return this.prop.pdf.output(t,e)}))},a.prototype.outputImg=function(t){return this.thenList([function(){return this.prop.img||this.toImg()}]).then((function(){switch(t){case void 0:case"img":return this.prop.img;case"datauristring":case"dataurlstring":return this.prop.img.src;case"datauri":case"dataurl":return document.location.href=this.prop.img.src;default:throw'Image output type "'+t+'" is not supported.'}}))},a.prototype.save=function(t){return this.thenList([function(){return this.prop.pdf||this.toPdf()}]).set(t?{filename:t}:null).then((function(){this.prop.pdf.save(this.opt.filename)}))},a.prototype.doCallback=function(){return this.thenList([function(){return this.prop.pdf||this.toPdf()}]).then((function(){this.prop.callback(this.prop.pdf)}))},a.prototype.set=function(t){if("object"!==o(t))return this;var e=Object.keys(t||{}).map((function(e){if(e in a.template.prop)return function(){this.prop[e]=t[e]};switch(e){case"margin":return this.setMargin.bind(this,t.margin);case"jsPDF":return function(){return this.opt.jsPDF=t.jsPDF,this.setPageSize()};case"pageSize":return this.setPageSize.bind(this,t.pageSize);default:return function(){this.opt[e]=t[e]}}}),this);return this.then((function(){return this.thenList(e)}))},a.prototype.get=function(t,e){return this.then((function(){var i=t in a.template.prop?this.prop[t]:this.opt[t];return e?e(i):i}))},a.prototype.setMargin=function(t){return this.then((function(){switch(o(t)){case"number":t=[t,t,t,t];case"array":if(2===t.length&&(t=[t[0],t[1],t[0],t[1]]),4===t.length)break;default:return this.error("Invalid margin array.")}this.opt.margin=t})).then(this.setPageSize)},a.prototype.setPageSize=function(t){function e(t,e){return Math.floor(t*e/72*96)}return this.then((function(){(t=t||Ot.getPageSize(this.opt.jsPDF)).hasOwnProperty("inner")||(t.inner={width:t.width-this.opt.margin[1]-this.opt.margin[3],height:t.height-this.opt.margin[0]-this.opt.margin[2]},t.inner.px={width:e(t.inner.width,t.k),height:e(t.inner.height,t.k)},t.inner.ratio=t.inner.height/t.inner.width),this.prop.pageSize=t}))},a.prototype.setProgress=function(t,e,i,n){return null!=t&&(this.progress.val=t),null!=e&&(this.progress.state=e),null!=i&&(this.progress.n=i),null!=n&&(this.progress.stack=n),this.progress.ratio=this.progress.val/this.progress.state,this},a.prototype.updateProgress=function(t,e,i,n){return this.setProgress(t?this.progress.val+t:null,e||null,i?this.progress.n+i:null,n?this.progress.stack.concat(n):null)},a.prototype.then=function(t,e){var i=this;return this.thenCore(t,e,(function(t,e){return i.updateProgress(null,null,1,[t]),K.prototype.then.call(this,(function(e){return i.updateProgress(null,t),e})).then(t,e).then((function(t){return i.updateProgress(1),t}))}))},a.prototype.thenCore=function(t,e,i){i=i||K.prototype.then,t&&(t=t.bind(this)),e&&(e=e.bind(this));var n=-1!==K.toString().indexOf("[native code]")&&"Promise"===K.name?this:a.convert(Object.assign({},this),K.prototype),r=i.call(n,t,e);return a.convert(r,this.__proto__)},a.prototype.thenExternal=function(t,e){return K.prototype.then.call(this,t,e)},a.prototype.thenList=function(t){var e=this;return t.forEach((function(t){e=e.thenCore(t)})),e},a.prototype.catch=function(t){t&&(t=t.bind(this));var e=K.prototype.catch.call(this,t);return a.convert(e,this)},a.prototype.catchExternal=function(t){return K.prototype.catch.call(this,t)},a.prototype.error=function(t){return this.then((function(){throw new Error(t)}))},a.prototype.using=a.prototype.set,a.prototype.saveAs=a.prototype.save,a.prototype.export=a.prototype.output,a.prototype.run=a.prototype.then,Ot.getPageSize=function(t,e,i){if("object"===(0,n.Z)(t)){var r=t;t=r.orientation,e=r.unit||e,i=r.format||i}e=e||"mm",i=i||"a4",t=(""+(t||"P")).toLowerCase();var o,s=(""+i).toLowerCase(),a={a0:[2383.94,3370.39],a1:[1683.78,2383.94],a2:[1190.55,1683.78],a3:[841.89,1190.55],a4:[595.28,841.89],a5:[419.53,595.28],a6:[297.64,419.53],a7:[209.76,297.64],a8:[147.4,209.76],a9:[104.88,147.4],a10:[73.7,104.88],b0:[2834.65,4008.19],b1:[2004.09,2834.65],b2:[1417.32,2004.09],b3:[1000.63,1417.32],b4:[708.66,1000.63],b5:[498.9,708.66],b6:[354.33,498.9],b7:[249.45,354.33],b8:[175.75,249.45],b9:[124.72,175.75],b10:[87.87,124.72],c0:[2599.37,3676.54],c1:[1836.85,2599.37],c2:[1298.27,1836.85],c3:[918.43,1298.27],c4:[649.13,918.43],c5:[459.21,649.13],c6:[323.15,459.21],c7:[229.61,323.15],c8:[161.57,229.61],c9:[113.39,161.57],c10:[79.37,113.39],dl:[311.81,623.62],letter:[612,792],"government-letter":[576,756],legal:[612,1008],"junior-legal":[576,360],ledger:[1224,792],tabloid:[792,1224],"credit-card":[153,243]};switch(e){case"pt":o=1;break;case"mm":o=72/25.4;break;case"cm":o=72/2.54;break;case"in":o=72;break;case"px":o=.75;break;case"pc":case"em":o=12;break;case"ex":o=6;break;default:throw"Invalid unit: "+e}var h,c=0,l=0;if(a.hasOwnProperty(s))c=a[s][1]/o,l=a[s][0]/o;else try{c=i[1],l=i[0]}catch(t){throw new Error("Invalid format: "+i)}if("p"===t||"portrait"===t)t="p",l>c&&(h=l,l=c,c=h);else{if("l"!==t&&"landscape"!==t)throw"Invalid orientation: "+t;t="l",c>l&&(h=l,l=c,c=h)}return{width:l,height:c,unit:e,k:o,orientation:t}},t.html=function(t,e){(e=e||{}).callback=e.callback||function(){},e.html2canvas=e.html2canvas||{},e.html2canvas.canvas=e.html2canvas.canvas||this.canvas,e.jsPDF=e.jsPDF||this,e.fontFaces=e.fontFaces?e.fontFaces.map(Ae):null;var i=new a(e);return e.worker?i:i.from(t).doCallback()}}(Ot.API),Ot.API.addJS=function(t){return Ie=t,this.internal.events.subscribe("postPutResources",(function(){Fe=this.internal.newObject(),this.internal.out("<<"),this.internal.out("/Names [(EmbeddedJS) "+(Fe+1)+" 0 R]"),this.internal.out(">>"),this.internal.out("endobj"),Ee=this.internal.newObject(),this.internal.out("<<"),this.internal.out("/S /JavaScript"),this.internal.out("/JS ("+Ie+")"),this.internal.out(">>"),this.internal.out("endobj")})),this.internal.events.subscribe("putCatalog",(function(){void 0!==Fe&&void 0!==Ee&&this.internal.out("/Names <</JavaScript "+Fe+" 0 R>>")})),this},function(t){var e;t.events.push(["postPutResources",function(){var t=this,i=/^(\d+) 0 obj$/;if(this.outline.root.children.length>0)for(var n=t.outline.render().split(/\r\n/),r=0;r<n.length;r++){var o=n[r],s=i.exec(o);if(null!=s){var a=s[1];t.internal.newObjectDeferredBegin(a,!1)}t.internal.write(o)}if(this.outline.createNamedDestinations){var h=this.internal.pages.length,c=[];for(r=0;r<h;r++){var l=t.internal.newObject();c.push(l);var u=t.internal.getPageInfo(r+1);t.internal.write("<< /D["+u.objId+" 0 R /XYZ null null null]>> endobj")}var f=t.internal.newObject();for(t.internal.write("<< /Names [ "),r=0;r<c.length;r++)t.internal.write("(page_"+(r+1)+")"+c[r]+" 0 R");t.internal.write(" ] >>","endobj"),e=t.internal.newObject(),t.internal.write("<< /Dests "+f+" 0 R"),t.internal.write(">>","endobj")}}]),t.events.push(["putCatalog",function(){this.outline.root.children.length>0&&(this.internal.write("/Outlines",this.outline.makeRef(this.outline.root)),this.outline.createNamedDestinations&&this.internal.write("/Names "+e+" 0 R"))}]),t.events.push(["initialized",function(){var t=this;t.outline={createNamedDestinations:!1,root:{children:[]}},t.outline.add=function(t,e,i){var n={title:e,options:i,children:[]};return null==t&&(t=this.root),t.children.push(n),n},t.outline.render=function(){return this.ctx={},this.ctx.val="",this.ctx.pdf=t,this.genIds_r(this.root),this.renderRoot(this.root),this.renderItems(this.root),this.ctx.val},t.outline.genIds_r=function(e){e.id=t.internal.newObjectDeferred();for(var i=0;i<e.children.length;i++)this.genIds_r(e.children[i])},t.outline.renderRoot=function(t){this.objStart(t),this.line("/Type /Outlines"),t.children.length>0&&(this.line("/First "+this.makeRef(t.children[0])),this.line("/Last "+this.makeRef(t.children[t.children.length-1]))),this.line("/Count "+this.count_r({count:0},t)),this.objEnd()},t.outline.renderItems=function(e){for(var i=this.ctx.pdf.internal.getVerticalCoordinateString,n=0;n<e.children.length;n++){var r=e.children[n];this.objStart(r),this.line("/Title "+this.makeString(r.title)),this.line("/Parent "+this.makeRef(e)),n>0&&this.line("/Prev "+this.makeRef(e.children[n-1])),n<e.children.length-1&&this.line("/Next "+this.makeRef(e.children[n+1])),r.children.length>0&&(this.line("/First "+this.makeRef(r.children[0])),this.line("/Last "+this.makeRef(r.children[r.children.length-1])));var o=this.count=this.count_r({count:0},r);if(o>0&&this.line("/Count "+o),r.options&&r.options.pageNumber){var s=t.internal.getPageInfo(r.options.pageNumber);this.line("/Dest ["+s.objId+" 0 R /XYZ 0 "+i(0)+" 0]")}this.objEnd()}for(var a=0;a<e.children.length;a++)this.renderItems(e.children[a])},t.outline.line=function(t){this.ctx.val+=t+"\r\n"},t.outline.makeRef=function(t){return t.id+" 0 R"},t.outline.makeString=function(e){return"("+t.internal.pdfEscape(e)+")"},t.outline.objStart=function(t){this.ctx.val+="\r\n"+t.id+" 0 obj\r\n<<\r\n"},t.outline.objEnd=function(){this.ctx.val+=">> \r\nendobj\r\n"},t.outline.count_r=function(t,e){for(var i=0;i<e.children.length;i++)t.count++,this.count_r(t,e.children[i]);return t.count}}])}(Ot.API),function(t){var e=[192,193,194,195,196,197,198,199];t.processJPEG=function(t,i,n,r,o,s){var a,h=this.decode.DCT_DECODE,c=null;if("string"==typeof t||this.__addimage__.isArrayBuffer(t)||this.__addimage__.isArrayBufferView(t)){switch(t=o||t,t=this.__addimage__.isArrayBuffer(t)?new Uint8Array(t):t,(a=function(t){for(var i,n=256*t.charCodeAt(4)+t.charCodeAt(5),r=t.length,o={width:0,height:0,numcomponents:1},s=4;s<r;s+=2){if(s+=n,-1!==e.indexOf(t.charCodeAt(s+1))){i=256*t.charCodeAt(s+5)+t.charCodeAt(s+6),o={width:256*t.charCodeAt(s+7)+t.charCodeAt(s+8),height:i,numcomponents:t.charCodeAt(s+9)};break}n=256*t.charCodeAt(s+2)+t.charCodeAt(s+3)}return o}(t=this.__addimage__.isArrayBufferView(t)?this.__addimage__.arrayBufferToBinaryString(t):t)).numcomponents){case 1:s=this.color_spaces.DEVICE_GRAY;break;case 4:s=this.color_spaces.DEVICE_CMYK;break;case 3:s=this.color_spaces.DEVICE_RGB}c={data:t,width:a.width,height:a.height,colorSpace:s,bitsPerComponent:8,filter:h,index:i,alias:n}}return c}}(Ot.API);var De,Be,Re,ze,qe,Ue=function(){var t,e,i;function n(t){var e,i,n,r,o,s,a,h,c,l,u,f,d,p;for(this.data=t,this.pos=8,this.palette=[],this.imgData=[],this.transparency={},this.animation=null,this.text={},s=null;;){switch(e=this.readUInt32(),c=function(){var t,e;for(e=[],t=0;t<4;++t)e.push(String.fromCharCode(this.data[this.pos++]));return e}.call(this).join("")){case"IHDR":this.width=this.readUInt32(),this.height=this.readUInt32(),this.bits=this.data[this.pos++],this.colorType=this.data[this.pos++],this.compressionMethod=this.data[this.pos++],this.filterMethod=this.data[this.pos++],this.interlaceMethod=this.data[this.pos++];break;case"acTL":this.animation={numFrames:this.readUInt32(),numPlays:this.readUInt32()||1/0,frames:[]};break;case"PLTE":this.palette=this.read(e);break;case"fcTL":s&&this.animation.frames.push(s),this.pos+=4,s={width:this.readUInt32(),height:this.readUInt32(),xOffset:this.readUInt32(),yOffset:this.readUInt32()},o=this.readUInt16(),r=this.readUInt16()||100,s.delay=1e3*o/r,s.disposeOp=this.data[this.pos++],s.blendOp=this.data[this.pos++],s.data=[];break;case"IDAT":case"fdAT":for("fdAT"===c&&(this.pos+=4,e-=4),t=(null!=s?s.data:void 0)||this.imgData,f=0;0<=e?f<e:f>e;0<=e?++f:--f)t.push(this.data[this.pos++]);break;case"tRNS":switch(this.transparency={},this.colorType){case 3:if(n=this.palette.length/3,this.transparency.indexed=this.read(e),this.transparency.indexed.length>n)throw new Error("More transparent colors than palette size");if((l=n-this.transparency.indexed.length)>0)for(d=0;0<=l?d<l:d>l;0<=l?++d:--d)this.transparency.indexed.push(255);break;case 0:this.transparency.grayscale=this.read(e)[0];break;case 2:this.transparency.rgb=this.read(e)}break;case"tEXt":a=(u=this.read(e)).indexOf(0),h=String.fromCharCode.apply(String,u.slice(0,a)),this.text[h]=String.fromCharCode.apply(String,u.slice(a+1));break;case"IEND":return s&&this.animation.frames.push(s),this.colors=function(){switch(this.colorType){case 0:case 3:case 4:return 1;case 2:case 6:return 3}}.call(this),this.hasAlphaChannel=4===(p=this.colorType)||6===p,i=this.colors+(this.hasAlphaChannel?1:0),this.pixelBitlength=this.bits*i,this.colorSpace=function(){switch(this.colors){case 1:return"DeviceGray";case 3:return"DeviceRGB"}}.call(this),void(this.imgData=new Uint8Array(this.imgData));default:this.pos+=e}if(this.pos+=4,this.pos>this.data.length)throw new Error("Incomplete or corrupt PNG file")}}n.prototype.read=function(t){var e,i;for(i=[],e=0;0<=t?e<t:e>t;0<=t?++e:--e)i.push(this.data[this.pos++]);return i},n.prototype.readUInt32=function(){return this.data[this.pos++]<<24|this.data[this.pos++]<<16|this.data[this.pos++]<<8|this.data[this.pos++]},n.prototype.readUInt16=function(){return this.data[this.pos++]<<8|this.data[this.pos++]},n.prototype.decodePixels=function(t){var e,i,n=this.pixelBitlength/8,r=new Uint8Array(this.width*this.height*n),o=0,s=this;if(null==t&&(t=this.imgData),0===t.length)return new Uint8Array(0);function a(e,i,a,h){var c,l,u,f,d,p,g,m,v,y,b,w,x,_,S,C,A,L,P,T,O,k=Math.ceil((s.width-e)/a),N=Math.ceil((s.height-i)/h),j=s.width==k&&s.height==N;for(_=n*k,w=j?r:new Uint8Array(_*N),p=t.length,x=0,l=0;x<N&&o<p;){switch(t[o++]){case 0:for(f=A=0;A<_;f=A+=1)w[l++]=t[o++];break;case 1:for(f=L=0;L<_;f=L+=1)c=t[o++],d=f<n?0:w[l-n],w[l++]=(c+d)%256;break;case 2:for(f=P=0;P<_;f=P+=1)c=t[o++],u=(f-f%n)/n,S=x&&w[(x-1)*_+u*n+f%n],w[l++]=(S+c)%256;break;case 3:for(f=T=0;T<_;f=T+=1)c=t[o++],u=(f-f%n)/n,d=f<n?0:w[l-n],S=x&&w[(x-1)*_+u*n+f%n],w[l++]=(c+Math.floor((d+S)/2))%256;break;case 4:for(f=O=0;O<_;f=O+=1)c=t[o++],u=(f-f%n)/n,d=f<n?0:w[l-n],0===x?S=C=0:(S=w[(x-1)*_+u*n+f%n],C=u&&w[(x-1)*_+(u-1)*n+f%n]),g=d+S-C,m=Math.abs(g-d),y=Math.abs(g-S),b=Math.abs(g-C),v=m<=y&&m<=b?d:y<=b?S:C,w[l++]=(c+v)%256;break;default:throw new Error("Invalid filter algorithm: "+t[o-1])}if(!j){var F=((i+x*h)*s.width+e)*n,E=x*_;for(f=0;f<k;f+=1){for(var I=0;I<n;I+=1)r[F++]=w[E++];F+=(a-1)*n}}x++}}return t=j((X(e=t),e.subarray(2,-4)),i),1==s.interlaceMethod?(a(0,0,8,8),a(4,0,8,8),a(0,4,4,8),a(2,0,4,4),a(0,2,2,4),a(1,0,2,2),a(0,1,1,2)):a(0,0,1,1),r},n.prototype.decodePalette=function(){var t,e,i,n,r,o,s,a,h;for(i=this.palette,o=this.transparency.indexed||[],r=new Uint8Array((o.length||0)+i.length),n=0,t=0,e=s=0,a=i.length;s<a;e=s+=3)r[n++]=i[e],r[n++]=i[e+1],r[n++]=i[e+2],r[n++]=null!=(h=o[t++])?h:255;return r},n.prototype.copyToImageData=function(t,e){var i,n,r,o,s,a,h,c,l,u,f;if(n=this.colors,l=null,i=this.hasAlphaChannel,this.palette.length&&(l=null!=(f=this._decodedPalette)?f:this._decodedPalette=this.decodePalette(),n=4,i=!0),c=(r=t.data||t).length,s=l||e,o=a=0,1===n)for(;o<c;)h=l?4*e[o/4]:a,u=s[h++],r[o++]=u,r[o++]=u,r[o++]=u,r[o++]=i?s[h++]:255,a=h;else for(;o<c;)h=l?4*e[o/4]:a,r[o++]=s[h++],r[o++]=s[h++],r[o++]=s[h++],r[o++]=i?s[h++]:255,a=h},n.prototype.decode=function(){var t;return t=new Uint8Array(this.width*this.height*4),this.copyToImageData(t,this.decodePixels()),t};var r=function(){if("[object Window]"===Object.prototype.toString.call(J)){try{e=J.document.createElement("canvas"),i=e.getContext("2d")}catch(t){return!1}return!0}return!1};return r(),t=function(t){var n;if(!0===r())return i.width=t.width,i.height=t.height,i.clearRect(0,0,t.width,t.height),i.putImageData(t,0,0),(n=new Image).src=e.toDataURL(),n;throw new Error("This method requires a Browser with Canvas-capability.")},n.prototype.decodeFrames=function(e){var i,n,r,o,s,a,h,c;if(this.animation){for(c=[],n=s=0,a=(h=this.animation.frames).length;s<a;n=++s)i=h[n],r=e.createImageData(i.width,i.height),o=this.decodePixels(new Uint8Array(i.data)),this.copyToImageData(r,o),i.imageData=r,c.push(i.image=t(r));return c}},n.prototype.renderFrame=function(t,e){var i,n,r;return i=(n=this.animation.frames)[e],r=n[e-1],0===e&&t.clearRect(0,0,this.width,this.height),1===(null!=r?r.disposeOp:void 0)?t.clearRect(r.xOffset,r.yOffset,r.width,r.height):2===(null!=r?r.disposeOp:void 0)&&t.putImageData(r.imageData,r.xOffset,r.yOffset),0===i.blendOp&&t.clearRect(i.xOffset,i.yOffset,i.width,i.height),t.drawImage(i.image,i.xOffset,i.yOffset)},n.prototype.animate=function(t){var e,i,n,r,o,s,a=this;return i=0,s=this.animation,r=s.numFrames,n=s.frames,o=s.numPlays,(e=function(){var s,h;if(s=i++%r,h=n[s],a.renderFrame(t,s),r>1&&i/r<o)return a.animation._timeout=setTimeout(e,h.delay)})()},n.prototype.stopAnimation=function(){var t;return clearTimeout(null!=(t=this.animation)?t._timeout:void 0)},n.prototype.render=function(t){var e,i;return t._png&&t._png.stopAnimation(),t._png=this,t.width=this.width,t.height=this.height,e=t.getContext("2d"),this.animation?(this.decodeFrames(e),this.animate(e)):(i=e.createImageData(this.width,this.height),this.copyToImageData(i,this.decodePixels()),e.putImageData(i,0,0))},n}();function We(t){var e=0;if(71!==t[e++]||73!==t[e++]||70!==t[e++]||56!==t[e++]||56!=(t[e++]+1&253)||97!==t[e++])throw new Error("Invalid GIF 87a/89a header.");var i=t[e++]|t[e++]<<8,n=t[e++]|t[e++]<<8,r=t[e++],o=r>>7,s=1<<1+(7&r);t[e++],t[e++];var a=null,h=null;o&&(a=e,h=s,e+=3*s);var c=!0,l=[],u=0,f=null,d=0,p=null;for(this.width=i,this.height=n;c&&e<t.length;)switch(t[e++]){case 33:switch(t[e++]){case 255:if(11!==t[e]||78==t[e+1]&&69==t[e+2]&&84==t[e+3]&&83==t[e+4]&&67==t[e+5]&&65==t[e+6]&&80==t[e+7]&&69==t[e+8]&&50==t[e+9]&&46==t[e+10]&&48==t[e+11]&&3==t[e+12]&&1==t[e+13]&&0==t[e+16])e+=14,p=t[e++]|t[e++]<<8,e++;else for(e+=12;;){if(!((P=t[e++])>=0))throw Error("Invalid block size");if(0===P)break;e+=P}break;case 249:if(4!==t[e++]||0!==t[e+4])throw new Error("Invalid graphics extension block.");var g=t[e++];u=t[e++]|t[e++]<<8,f=t[e++],0==(1&g)&&(f=null),d=g>>2&7,e++;break;case 254:for(;;){if(!((P=t[e++])>=0))throw Error("Invalid block size");if(0===P)break;e+=P}break;default:throw new Error("Unknown graphic control label: 0x"+t[e-1].toString(16))}break;case 44:var m=t[e++]|t[e++]<<8,v=t[e++]|t[e++]<<8,y=t[e++]|t[e++]<<8,b=t[e++]|t[e++]<<8,w=t[e++],x=w>>6&1,_=1<<1+(7&w),S=a,C=h,A=!1;w>>7&&(A=!0,S=e,C=_,e+=3*_);var L=e;for(e++;;){var P;if(!((P=t[e++])>=0))throw Error("Invalid block size");if(0===P)break;e+=P}l.push({x:m,y:v,width:y,height:b,has_local_palette:A,palette_offset:S,palette_size:C,data_offset:L,data_length:e-L,transparent_index:f,interlaced:!!x,delay:u,disposal:d});break;case 59:c=!1;break;default:throw new Error("Unknown gif block: 0x"+t[e-1].toString(16))}this.numFrames=function(){return l.length},this.loopCount=function(){return p},this.frameInfo=function(t){if(t<0||t>=l.length)throw new Error("Frame index out of range.");return l[t]},this.decodeAndBlitFrameBGRA=function(e,n){var r=this.frameInfo(e),o=r.width*r.height,s=new Uint8Array(o);He(t,r.data_offset,s,o);var a=r.palette_offset,h=r.transparent_index;null===h&&(h=256);var c=r.width,l=i-c,u=c,f=4*(r.y*i+r.x),d=4*((r.y+r.height)*i+r.x),p=f,g=4*l;!0===r.interlaced&&(g+=4*i*7);for(var m=8,v=0,y=s.length;v<y;++v){var b=s[v];if(0===u&&(u=c,(p+=g)>=d&&(g=4*l+4*i*(m-1),p=f+(c+l)*(m<<1),m>>=1)),b===h)p+=4;else{var w=t[a+3*b],x=t[a+3*b+1],_=t[a+3*b+2];n[p++]=_,n[p++]=x,n[p++]=w,n[p++]=255}--u}},this.decodeAndBlitFrameRGBA=function(e,n){var r=this.frameInfo(e),o=r.width*r.height,s=new Uint8Array(o);He(t,r.data_offset,s,o);var a=r.palette_offset,h=r.transparent_index;null===h&&(h=256);var c=r.width,l=i-c,u=c,f=4*(r.y*i+r.x),d=4*((r.y+r.height)*i+r.x),p=f,g=4*l;!0===r.interlaced&&(g+=4*i*7);for(var m=8,v=0,y=s.length;v<y;++v){var b=s[v];if(0===u&&(u=c,(p+=g)>=d&&(g=4*l+4*i*(m-1),p=f+(c+l)*(m<<1),m>>=1)),b===h)p+=4;else{var w=t[a+3*b],x=t[a+3*b+1],_=t[a+3*b+2];n[p++]=w,n[p++]=x,n[p++]=_,n[p++]=255}--u}}}function He(t,e,i,n){for(var r=t[e++],o=1<<r,s=o+1,a=s+1,h=r+1,c=(1<<h)-1,l=0,u=0,f=0,d=t[e++],p=new Int32Array(4096),g=null;;){for(;l<16&&0!==d;)u|=t[e++]<<l,l+=8,1===d?d=t[e++]:--d;if(l<h)break;var m=u&c;if(u>>=h,l-=h,m!==o){if(m===s)break;for(var v=m<a?m:g,y=0,b=v;b>o;)b=p[b]>>8,++y;var w=b;if(f+y+(v!==m?1:0)>n)return void $.log("Warning, gif stream longer than expected.");i[f++]=w;var x=f+=y;for(v!==m&&(i[f++]=w),b=v;y--;)b=p[b],i[--x]=255&b,b>>=8;null!==g&&a<4096&&(p[a++]=g<<8|w,a>=c+1&&h<12&&(++h,c=c<<1|1)),g=m}else a=s+1,c=(1<<(h=r+1))-1,g=null}return f!==n&&$.log("Warning, gif stream shorter than expected."),i}function Ve(t){var e,i,n,r,o,s=Math.floor,a=new Array(64),h=new Array(64),c=new Array(64),l=new Array(64),u=new Array(65535),f=new Array(65535),d=new Array(64),p=new Array(64),g=[],m=0,v=7,y=new Array(64),b=new Array(64),w=new Array(64),x=new Array(256),_=new Array(2048),S=[0,1,5,6,14,15,27,28,2,4,7,13,16,26,29,42,3,8,12,17,25,30,41,43,9,11,18,24,31,40,44,53,10,19,23,32,39,45,52,54,20,22,33,38,46,51,55,60,21,34,37,47,50,56,59,61,35,36,48,49,57,58,62,63],C=[0,0,1,5,1,1,1,1,1,1,0,0,0,0,0,0,0],A=[0,1,2,3,4,5,6,7,8,9,10,11],L=[0,0,2,1,3,3,2,4,3,5,5,4,4,0,0,1,125],P=[1,2,3,0,4,17,5,18,33,49,65,6,19,81,97,7,34,113,20,50,129,145,161,8,35,66,177,193,21,82,209,240,36,51,98,114,130,9,10,22,23,24,25,26,37,38,39,40,41,42,52,53,54,55,56,57,58,67,68,69,70,71,72,73,74,83,84,85,86,87,88,89,90,99,100,101,102,103,104,105,106,115,116,117,118,119,120,121,122,131,132,133,134,135,136,137,138,146,147,148,149,150,151,152,153,154,162,163,164,165,166,167,168,169,170,178,179,180,181,182,183,184,185,186,194,195,196,197,198,199,200,201,202,210,211,212,213,214,215,216,217,218,225,226,227,228,229,230,231,232,233,234,241,242,243,244,245,246,247,248,249,250],T=[0,0,3,1,1,1,1,1,1,1,1,1,0,0,0,0,0],O=[0,1,2,3,4,5,6,7,8,9,10,11],k=[0,0,2,1,2,4,4,3,4,7,5,4,4,0,1,2,119],N=[0,1,2,3,17,4,5,33,49,6,18,65,81,7,97,113,19,34,50,129,8,20,66,145,161,177,193,9,35,51,82,240,21,98,114,209,10,22,36,52,225,37,241,23,24,25,26,38,39,40,41,42,53,54,55,56,57,58,67,68,69,70,71,72,73,74,83,84,85,86,87,88,89,90,99,100,101,102,103,104,105,106,115,116,117,118,119,120,121,122,130,131,132,133,134,135,136,137,138,146,147,148,149,150,151,152,153,154,162,163,164,165,166,167,168,169,170,178,179,180,181,182,183,184,185,186,194,195,196,197,198,199,200,201,202,210,211,212,213,214,215,216,217,218,226,227,228,229,230,231,232,233,234,242,243,244,245,246,247,248,249,250];function 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e(t.c<=i),t.V=o(r),null==t.V?(t.Ta=null,t.Ua=0,t.a=1,0):(t.Ta=t.V,t.Ua=t.Ba+n+i,1)}function Nt(t,i){var n=t.C,r=i-n,o=t.V,s=t.Ba+t.c*n;for(e(i<=t.l.o);0<r;){var a=16<r?16:r,h=t.l.ma,c=t.l.width,l=c*a,u=h.ca,f=h.tb+c*n,d=t.Ta,p=t.Ua;xt(t,a,o,s),Ln(d,p,u,f,l),Ct(h,n,n+a,u,f,c),r-=a,o+=a*t.c,n+=a}e(n==i),t.C=t.Ma=i}function jt(){this.ub=this.yd=this.td=this.Rb=0}function Ft(){this.Kd=this.Ld=this.Ud=this.Td=this.i=this.c=0}function Et(){this.Fb=this.Bb=this.Cb=0,this.Zb=o(4),this.Lb=o(4)}function It(){this.Yb=function(){var t=[];return function t(e,i,n){for(var r=n[i],o=0;o<r&&(e.push(n.length>i+1?[]:0),!(n.length<i+1));o++)t(e[o],i+1,n)}(t,0,[3,11]),t}()}function Mt(){this.jb=o(3),this.Wc=a([4,8],It),this.Xc=a([4,17],It)}function Dt(){this.Pc=this.wb=this.Tb=this.zd=0,this.vd=new o(4),this.od=new o(4)}function Bt(){this.ld=this.La=this.dd=this.tc=0}function Rt(){this.Na=this.la=0}function zt(){this.Sc=[0,0],this.Eb=[0,0],this.Qc=[0,0],this.ia=this.lc=0}function 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qt),this.L=this.aa=0,this.gd=a([4,2],Bt),this.ga=null,this.Fa=[],this.Cc=this.qc=this.P=0,this.Gb=[],this.Uc=0,this.mb=[],this.nb=0,this.rc=[],this.Ga=this.Vc=0}function Vt(t,e){return 0>t?0:t>e?e:t}function Gt(){this.T=this.U=this.ka=this.height=this.width=0,this.y=[],this.f=[],this.ea=[],this.Rc=this.fa=this.W=this.N=this.O=0,this.ma="void",this.put="VP8IoPutHook",this.ac="VP8IoSetupHook",this.bc="VP8IoTeardownHook",this.ha=this.Kb=0,this.data=[],this.hb=this.ib=this.da=this.o=this.j=this.va=this.v=this.Da=this.ob=this.w=0,this.F=[],this.J=0}function Xt(){var t=new Ht;return null!=t&&(t.a=0,t.sc="OK",t.cb=0,t.Xb=0,nr||(nr=Zt)),t}function Yt(t,e,i){return 0==t.a&&(t.a=e,t.sc=i,t.cb=0),0}function Kt(t,e,i){return 3<=i&&157==t[e+0]&&1==t[e+1]&&42==t[e+2]}function Jt(t,i){if(null==t)return 0;if(t.a=0,t.sc="OK",null==i)return Yt(t,2,"null VP8Io passed to VP8GetHeaders()");var n=i.data,o=i.w,s=i.ha;if(4>s)return Yt(t,7,"Truncated header.");var a=n[o+0]|n[o+1]<<8|n[o+2]<<16,h=t.Od;if(h.Rb=!(1&a),h.td=a>>1&7,h.yd=a>>4&1,h.ub=a>>5,3<h.td)return Yt(t,3,"Incorrect keyframe parameters.");if(!h.yd)return Yt(t,4,"Frame not displayable.");o+=3,s-=3;var c=t.Kc;if(h.Rb){if(7>s)return Yt(t,7,"cannot parse picture header");if(!Kt(n,o,s))return Yt(t,3,"Bad code word");c.c=16383&(n[o+4]<<8|n[o+3]),c.Td=n[o+4]>>6,c.i=16383&(n[o+6]<<8|n[o+5]),c.Ud=n[o+6]>>6,o+=7,s-=7,t.za=c.c+15>>4,t.Ub=c.i+15>>4,i.width=c.c,i.height=c.i,i.Da=0,i.j=0,i.v=0,i.va=i.width,i.o=i.height,i.da=0,i.ib=i.width,i.hb=i.height,i.U=i.width,i.T=i.height,r((a=t.Pa).jb,0,255,a.jb.length),e(null!=(a=t.Qa)),a.Cb=0,a.Bb=0,a.Fb=1,r(a.Zb,0,0,a.Zb.length),r(a.Lb,0,0,a.Lb)}if(h.ub>s)return Yt(t,7,"bad partition length");p(a=t.m,n,o,h.ub),o+=h.ub,s-=h.ub,h.Rb&&(c.Ld=P(a),c.Kd=P(a)),c=t.Qa;var l,u=t.Pa;if(e(null!=a),e(null!=c),c.Cb=P(a),c.Cb){if(c.Bb=P(a),P(a)){for(c.Fb=P(a),l=0;4>l;++l)c.Zb[l]=P(a)?m(a,7):0;for(l=0;4>l;++l)c.Lb[l]=P(a)?m(a,6):0}if(c.Bb)for(l=0;3>l;++l)u.jb[l]=P(a)?g(a,8):255}else c.Bb=0;if(a.Ka)return Yt(t,3,"cannot parse segment header");if((c=t.ed).zd=P(a),c.Tb=g(a,6),c.wb=g(a,3),c.Pc=P(a),c.Pc&&P(a)){for(u=0;4>u;++u)P(a)&&(c.vd[u]=m(a,6));for(u=0;4>u;++u)P(a)&&(c.od[u]=m(a,6))}if(t.L=0==c.Tb?0:c.zd?1:2,a.Ka)return Yt(t,3,"cannot parse filter header");var f=s;if(s=l=o,o=l+f,c=f,t.Xb=(1<<g(t.m,2))-1,f<3*(u=t.Xb))n=7;else{for(l+=3*u,c-=3*u,f=0;f<u;++f){var d=n[s+0]|n[s+1]<<8|n[s+2]<<16;d>c&&(d=c),p(t.Jc[+f],n,l,d),l+=d,c-=d,s+=3}p(t.Jc[+u],n,l,c),n=l<o?0:5}if(0!=n)return Yt(t,n,"cannot parse partitions");for(n=g(l=t.m,7),s=P(l)?m(l,4):0,o=P(l)?m(l,4):0,c=P(l)?m(l,4):0,u=P(l)?m(l,4):0,l=P(l)?m(l,4):0,f=t.Qa,d=0;4>d;++d){if(f.Cb){var v=f.Zb[d];f.Fb||(v+=n)}else{if(0<d){t.pb[d]=t.pb[0];continue}v=n}var y=t.pb[d];y.Sc[0]=er[Vt(v+s,127)],y.Sc[1]=ir[Vt(v+0,127)],y.Eb[0]=2*er[Vt(v+o,127)],y.Eb[1]=101581*ir[Vt(v+c,127)]>>16,8>y.Eb[1]&&(y.Eb[1]=8),y.Qc[0]=er[Vt(v+u,117)],y.Qc[1]=ir[Vt(v+l,127)],y.lc=v+l}if(!h.Rb)return Yt(t,4,"Not a key frame.");for(P(a),h=t.Pa,n=0;4>n;++n){for(s=0;8>s;++s)for(o=0;3>o;++o)for(c=0;11>c;++c)u=T(a,cr[n][s][o][c])?g(a,8):ar[n][s][o][c],h.Wc[n][s].Yb[o][c]=u;for(s=0;17>s;++s)h.Xc[n][s]=h.Wc[n][lr[s]]}return t.kc=P(a),t.kc&&(t.Bd=g(a,8)),t.cb=1}function Zt(t,e,i,n,r,o,s){var a=e[r].Yb[i];for(i=0;16>r;++r){if(!T(t,a[i+0]))return r;for(;!T(t,a[i+1]);)if(a=e[++r].Yb[0],i=0,16==r)return 16;var h=e[r+1].Yb;if(T(t,a[i+2])){var c=t,l=0;if(T(c,(f=a)[(u=i)+3]))if(T(c,f[u+6])){for(a=0,u=2*(l=T(c,f[u+8]))+(f=T(c,f[u+9+l])),l=0,f=rr[u];f[a];++a)l+=l+T(c,f[a]);l+=3+(8<<u)}else T(c,f[u+7])?(l=7+2*T(c,165),l+=T(c,145)):l=5+T(c,159);else l=T(c,f[u+4])?3+T(c,f[u+5]):2;a=h[2]}else l=1,a=h[1];h=s+or[r],0>(c=t).b&&L(c);var u,f=c.b,d=(u=c.Ca>>1)-(c.I>>f)>>31;--c.b,c.Ca+=d,c.Ca|=1,c.I-=(u+1&d)<<f,o[h]=((l^d)-d)*n[(0<r)+0]}return 16}function $t(t){var e=t.rb[t.sb-1];e.la=0,e.Na=0,r(t.zc,0,0,t.zc.length),t.ja=0}function Qt(t,i){if(null==t)return 0;if(null==i)return Yt(t,2,"NULL VP8Io parameter in VP8Decode().");if(!t.cb&&!Jt(t,i))return 0;if(e(t.cb),null==i.ac||i.ac(i)){i.ob&&(t.L=0);var a=Rr[t.L];if(2==t.L?(t.yb=0,t.zb=0):(t.yb=i.v-a>>4,t.zb=i.j-a>>4,0>t.yb&&(t.yb=0),0>t.zb&&(t.zb=0)),t.Va=i.o+15+a>>4,t.Hb=i.va+15+a>>4,t.Hb>t.za&&(t.Hb=t.za),t.Va>t.Ub&&(t.Va=t.Ub),0<t.L){var h=t.ed;for(a=0;4>a;++a){var c;if(t.Qa.Cb){var l=t.Qa.Lb[a];t.Qa.Fb||(l+=h.Tb)}else l=h.Tb;for(c=0;1>=c;++c){var u=t.gd[a][c],f=l;if(h.Pc&&(f+=h.vd[0],c&&(f+=h.od[0])),0<(f=0>f?0:63<f?63:f)){var d=f;0<h.wb&&(d=4<h.wb?d>>2:d>>1)>9-h.wb&&(d=9-h.wb),1>d&&(d=1),u.dd=d,u.tc=2*f+d,u.ld=40<=f?2:15<=f?1:0}else u.tc=0;u.La=c}}}a=0}else Yt(t,6,"Frame setup failed"),a=t.a;if(a=0==a){if(a){t.$c=0,0<t.Aa||(t.Ic=qr);t:{a=t.Ic,h=4*(d=t.za);var p=32*d,g=d+1,m=0<t.L?d*(0<t.Aa?2:1):0,v=(2==t.Aa?2:1)*d;if((u=h+832+(c=3*(16*a+Rr[t.L])/2*p)+(l=null!=t.Fa&&0<t.Fa.length?t.Kc.c*t.Kc.i:0))!=u)a=0;else{if(u>t.Vb){if(t.Vb=0,t.Ec=o(u),t.Fc=0,null==t.Ec){a=Yt(t,1,"no memory during frame initialization.");break t}t.Vb=u}u=t.Ec,f=t.Fc,t.Ac=u,t.Bc=f,f+=h,t.Gd=s(p,Wt),t.Hd=0,t.rb=s(g+1,Rt),t.sb=1,t.wa=m?s(m,Bt):null,t.Y=0,t.D.Nb=0,t.D.wa=t.wa,t.D.Y=t.Y,0<t.Aa&&(t.D.Y+=d),e(!0),t.oc=u,t.pc=f,f+=832,t.ya=s(v,qt),t.aa=0,t.D.ya=t.ya,t.D.aa=t.aa,2==t.Aa&&(t.D.aa+=d),t.R=16*d,t.B=8*d,d=(p=Rr[t.L])*t.R,p=p/2*t.B,t.sa=u,t.ta=f+d,t.qa=t.sa,t.ra=t.ta+16*a*t.R+p,t.Ha=t.qa,t.Ia=t.ra+8*a*t.B+p,t.$c=0,f+=c,t.mb=l?u:null,t.nb=l?f:null,e(f+l<=t.Fc+t.Vb),$t(t),r(t.Ac,t.Bc,0,h),a=1}}if(a){if(i.ka=0,i.y=t.sa,i.O=t.ta,i.f=t.qa,i.N=t.ra,i.ea=t.Ha,i.Vd=t.Ia,i.fa=t.R,i.Rc=t.B,i.F=null,i.J=0,!Nn){for(a=-255;255>=a;++a)Pn[255+a]=0>a?-a:a;for(a=-1020;1020>=a;++a)Tn[1020+a]=-128>a?-128:127<a?127:a;for(a=-112;112>=a;++a)On[112+a]=-16>a?-16:15<a?15:a;for(a=-255;510>=a;++a)kn[255+a]=0>a?0:255<a?255:a;Nn=1}on=ce,sn=oe,hn=se,cn=ae,ln=he,an=re,un=Ye,fn=Ke,dn=$e,pn=Qe,gn=Je,mn=Ze,vn=ti,yn=ei,bn=Ue,wn=We,xn=He,_n=Ve,fr[0]=Ce,fr[1]=ue,fr[2]=_e,fr[3]=Se,fr[4]=Ae,fr[5]=Pe,fr[6]=Le,fr[7]=Te,fr[8]=ke,fr[9]=Oe,ur[0]=ve,ur[1]=de,ur[2]=pe,ur[3]=ge,ur[4]=ye,ur[5]=be,ur[6]=we,dr[0]=Ee,dr[1]=fe,dr[2]=Ne,dr[3]=je,dr[4]=Me,dr[5]=Ie,dr[6]=De,a=1}else a=0}a&&(a=function(t,i){for(t.M=0;t.M<t.Va;++t.M){var s,a=t.Jc[t.M&t.Xb],h=t.m,c=t;for(s=0;s<c.za;++s){var l=h,u=c,f=u.Ac,d=u.Bc+4*s,p=u.zc,g=u.ya[u.aa+s];if(u.Qa.Bb?g.$b=T(l,u.Pa.jb[0])?2+T(l,u.Pa.jb[2]):T(l,u.Pa.jb[1]):g.$b=0,u.kc&&(g.Ad=T(l,u.Bd)),g.Za=!T(l,145)+0,g.Za){var m=g.Ob,v=0;for(u=0;4>u;++u){var y,b=p[0+u];for(y=0;4>y;++y){b=hr[f[d+y]][b];for(var w=sr[T(l,b[0])];0<w;)w=sr[2*w+T(l,b[w])];b=-w,f[d+y]=b}n(m,v,f,d,4),v+=4,p[0+u]=b}}else b=T(l,156)?T(l,128)?1:3:T(l,163)?2:0,g.Ob[0]=b,r(f,d,b,4),r(p,0,b,4);g.Dd=T(l,142)?T(l,114)?T(l,183)?1:3:2:0}if(c.m.Ka)return Yt(t,7,"Premature end-of-partition0 encountered.");for(;t.ja<t.za;++t.ja){if(c=a,l=(h=t).rb[h.sb-1],f=h.rb[h.sb+h.ja],s=h.ya[h.aa+h.ja],d=h.kc?s.Ad:0)l.la=f.la=0,s.Za||(l.Na=f.Na=0),s.Hc=0,s.Gc=0,s.ia=0;else{var x,_;if(l=f,f=c,d=h.Pa.Xc,p=h.ya[h.aa+h.ja],g=h.pb[p.$b],u=p.ad,m=0,v=h.rb[h.sb-1],b=y=0,r(u,m,0,384),p.Za)var S=0,C=d[3];else{w=o(16);var A=l.Na+v.Na;if(A=nr(f,d[1],A,g.Eb,0,w,0),l.Na=v.Na=(0<A)+0,1<A)on(w,0,u,m);else{var L=w[0]+3>>3;for(w=0;256>w;w+=16)u[m+w]=L}S=1,C=d[0]}var P=15&l.la,O=15&v.la;for(w=0;4>w;++w){var k=1&O;for(L=_=0;4>L;++L)P=P>>1|(k=(A=nr(f,C,A=k+(1&P),g.Sc,S,u,m))>S)<<7,_=_<<2|(3<A?3:1<A?2:0!=u[m+0]),m+=16;P>>=4,O=O>>1|k<<7,y=(y<<8|_)>>>0}for(C=P,S=O>>4,x=0;4>x;x+=2){for(_=0,P=l.la>>4+x,O=v.la>>4+x,w=0;2>w;++w){for(k=1&O,L=0;2>L;++L)A=k+(1&P),P=P>>1|(k=0<(A=nr(f,d[2],A,g.Qc,0,u,m)))<<3,_=_<<2|(3<A?3:1<A?2:0!=u[m+0]),m+=16;P>>=2,O=O>>1|k<<5}b|=_<<4*x,C|=P<<4<<x,S|=(240&O)<<x}l.la=C,v.la=S,p.Hc=y,p.Gc=b,p.ia=43690&b?0:g.ia,d=!(y|b)}if(0<h.L&&(h.wa[h.Y+h.ja]=h.gd[s.$b][s.Za],h.wa[h.Y+h.ja].La|=!d),c.Ka)return Yt(t,7,"Premature end-of-file encountered.")}if($t(t),h=i,c=1,s=(a=t).D,l=0<a.L&&a.M>=a.zb&&a.M<=a.Va,0==a.Aa)t:{if(s.M=a.M,s.uc=l,Fi(a,s),c=1,s=(_=a.D).Nb,l=(b=Rr[a.L])*a.R,f=b/2*a.B,w=16*s*a.R,L=8*s*a.B,d=a.sa,p=a.ta-l+w,g=a.qa,u=a.ra-f+L,m=a.Ha,v=a.Ia-f+L,O=0==(P=_.M),y=P>=a.Va-1,2==a.Aa&&Fi(a,_),_.uc)for(k=(A=a).D.M,e(A.D.uc),_=A.yb;_<A.Hb;++_){S=_,C=k;var N=(j=(q=A).D).Nb;x=q.R;var j=j.wa[j.Y+S],F=q.sa,E=q.ta+16*N*x+16*S,I=j.dd,M=j.tc;if(0!=M)if(e(3<=M),1==q.L)0<S&&wn(F,E,x,M+4),j.La&&_n(F,E,x,M),0<C&&bn(F,E,x,M+4),j.La&&xn(F,E,x,M);else{var D=q.B,B=q.qa,R=q.ra+8*N*D+8*S,z=q.Ha,q=q.Ia+8*N*D+8*S;N=j.ld,0<S&&(fn(F,E,x,M+4,I,N),pn(B,R,z,q,D,M+4,I,N)),j.La&&(mn(F,E,x,M,I,N),yn(B,R,z,q,D,M,I,N)),0<C&&(un(F,E,x,M+4,I,N),dn(B,R,z,q,D,M+4,I,N)),j.La&&(gn(F,E,x,M,I,N),vn(B,R,z,q,D,M,I,N))}}if(a.ia&&alert("todo:DitherRow"),null!=h.put){if(_=16*P,P=16*(P+1),O?(h.y=a.sa,h.O=a.ta+w,h.f=a.qa,h.N=a.ra+L,h.ea=a.Ha,h.W=a.Ia+L):(_-=b,h.y=d,h.O=p,h.f=g,h.N=u,h.ea=m,h.W=v),y||(P-=b),P>h.o&&(P=h.o),h.F=null,h.J=null,null!=a.Fa&&0<a.Fa.length&&_<P&&(h.J=ui(a,h,_,P-_),h.F=a.mb,null==h.F&&0==h.F.length)){c=Yt(a,3,"Could not decode alpha data.");break t}_<h.j&&(b=h.j-_,_=h.j,e(!(1&b)),h.O+=a.R*b,h.N+=a.B*(b>>1),h.W+=a.B*(b>>1),null!=h.F&&(h.J+=h.width*b)),_<P&&(h.O+=h.v,h.N+=h.v>>1,h.W+=h.v>>1,null!=h.F&&(h.J+=h.v),h.ka=_-h.j,h.U=h.va-h.v,h.T=P-_,c=h.put(h))}s+1!=a.Ic||y||(n(a.sa,a.ta-l,d,p+16*a.R,l),n(a.qa,a.ra-f,g,u+8*a.B,f),n(a.Ha,a.Ia-f,m,v+8*a.B,f))}if(!c)return Yt(t,6,"Output aborted.")}return 1}(t,i)),null!=i.bc&&i.bc(i),a&=1}return 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u=(h=c*Ur[t])*l;if(11>t||(s=(l+1)/2*(e=(c+1)/2),12==t&&(a=(r=c)*l)),null==(l=o(u+2*s+a))){t=1;break t}n.sd=l,11>t?((c=n.f.RGBA).eb=l,c.fb=0,c.A=h,c.size=u):((c=n.f.kb).y=l,c.O=0,c.fa=h,c.Fd=u,c.f=l,c.N=0+u,c.Ab=e,c.Cd=s,c.ea=l,c.W=0+u+s,c.Db=e,c.Ed=s,12==t&&(c.F=l,c.J=0+u+2*s),c.Tc=a,c.lb=r)}if(e=1,r=n.S,s=n.width,a=n.height,r>=Mn&&13>r)if(11>r)t=n.f.RGBA,e&=(h=Math.abs(t.A))*(a-1)+s<=t.size,e&=h>=s*Ur[r],e&=null!=t.eb;else{t=n.f.kb,h=(s+1)/2,u=(a+1)/2,c=Math.abs(t.fa),l=Math.abs(t.Ab);var f=Math.abs(t.Db),d=Math.abs(t.lb),p=d*(a-1)+s;e&=c*(a-1)+s<=t.Fd,e&=l*(u-1)+h<=t.Cd,e=(e&=f*(u-1)+h<=t.Ed)&c>=s&l>=h&f>=h,e&=null!=t.y,e&=null!=t.f,e&=null!=t.ea,12==r&&(e&=d>=s,e&=p<=t.Tc,e&=null!=t.F)}else e=0;t=e?0:2}}return 0!=t||null!=i&&i.fd&&(t=Mi(n)),t}var Bi=64,Ri=[0,1,3,7,15,31,63,127,255,511,1023,2047,4095,8191,16383,32767,65535,131071,262143,524287,1048575,2097151,4194303,8388607,16777215],zi=24,qi=32,Ui=8,Wi=[0,0,1,1,2,2,2,2,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7];R("Predictor0","PredictorAdd0"),t.Predictor0=function(){return 4278190080},t.Predictor1=function(t){return t},t.Predictor2=function(t,e,i){return e[i+0]},t.Predictor3=function(t,e,i){return e[i+1]},t.Predictor4=function(t,e,i){return e[i-1]},t.Predictor5=function(t,e,i){return q(q(t,e[i+1]),e[i+0])},t.Predictor6=function(t,e,i){return q(t,e[i-1])},t.Predictor7=function(t,e,i){return q(t,e[i+0])},t.Predictor8=function(t,e,i){return q(e[i-1],e[i+0])},t.Predictor9=function(t,e,i){return q(e[i+0],e[i+1])},t.Predictor10=function(t,e,i){return q(q(t,e[i-1]),q(e[i+0],e[i+1]))},t.Predictor11=function(t,e,i){var n=e[i+0];return 0>=H(n>>24&255,t>>24&255,(e=e[i-1])>>24&255)+H(n>>16&255,t>>16&255,e>>16&255)+H(n>>8&255,t>>8&255,e>>8&255)+H(255&n,255&t,255&e)?n:t},t.Predictor12=function(t,e,i){var n=e[i+0];return(U((t>>24&255)+(n>>24&255)-((e=e[i-1])>>24&255))<<24|U((t>>16&255)+(n>>16&255)-(e>>16&255))<<16|U((t>>8&255)+(n>>8&255)-(e>>8&255))<<8|U((255&t)+(255&n)-(255&e)))>>>0},t.Predictor13=function(t,e,i){var n=e[i-1];return(W((t=q(t,e[i+0]))>>24&255,n>>24&255)<<24|W(t>>16&255,n>>16&255)<<16|W(t>>8&255,n>>8&255)<<8|W(t>>0&255,n>>0&255))>>>0};var Hi=t.PredictorAdd0;t.PredictorAdd1=V,R("Predictor2","PredictorAdd2"),R("Predictor3","PredictorAdd3"),R("Predictor4","PredictorAdd4"),R("Predictor5","PredictorAdd5"),R("Predictor6","PredictorAdd6"),R("Predictor7","PredictorAdd7"),R("Predictor8","PredictorAdd8"),R("Predictor9","PredictorAdd9"),R("Predictor10","PredictorAdd10"),R("Predictor11","PredictorAdd11"),R("Predictor12","PredictorAdd12"),R("Predictor13","PredictorAdd13");var Vi=t.PredictorAdd2;K("ColorIndexInverseTransform","MapARGB","32b",(function(t){return t>>8&255}),(function(t){return t})),K("VP8LColorIndexInverseTransformAlpha","MapAlpha","8b",(function(t){return t}),(function(t){return t>>8&255}));var Gi,Xi=t.ColorIndexInverseTransform,Yi=t.MapARGB,Ki=t.VP8LColorIndexInverseTransformAlpha,Ji=t.MapAlpha,Zi=t.VP8LPredictorsAdd=[];Zi.length=16,(t.VP8LPredictors=[]).length=16,(t.VP8LPredictorsAdd_C=[]).length=16,(t.VP8LPredictors_C=[]).length=16;var 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m,v;(v=i.frames[n]={}).offset_x=2*l(t,e),e+=3,v.offset_y=2*l(t,e),e+=3,v.width=1+l(t,e),e+=3,v.height=1+l(t,e),e+=3,v.duration=l(t,e),e+=3,m=t[e++],v.dispose=1&m,v.blend=m>>1&1}"ANMF"!=f&&(e+=p)}return i}}(m,0);v.response=m,v.rgbaoutput=!0,v.dataurl=!1;var y=v.header?v.header:null,b=v.frames?v.frames:null;if(y){y.loop_counter=y.loop_count,f=[y.canvas_height],d=[y.canvas_width];for(var w=0;w<b.length&&0!=b[w].blend;w++);}var x=b[0],_=g.WebPDecodeRGBA(m,x.src_off,x.src_size,d,f);x.rgba=_,x.imgwidth=d[0],x.imgheight=f[0];for(var S=0;S<d[0]*f[0]*4;S++)p[S]=_[S];return this.width=d,this.height=f,this.data=p,this}!function(t){var e=function(e,n,h,c){var l=4,u=o;switch(c){case t.image_compression.FAST:l=1,u=r;break;case t.image_compression.MEDIUM:l=6,u=s;break;case t.image_compression.SLOW:l=9,u=a}var f=Y(e=i(e,n,h,u),{level:l});return t.__addimage__.arrayBufferToBinaryString(f)},i=function(t,e,i,n){for(var r,o,s,a=t.length/e,h=new 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t.reduce((function(t,e){return t+Math.abs(e)}),0)}));return e.indexOf(Math.min.apply(null,e))};t.processPNG=function(i,n,r,o){var s,a,h,c,l,u,f,d,p,g,m,v,y,b,w,x=this.decode.FLATE_DECODE,_="";if(this.__addimage__.isArrayBuffer(i)&&(i=new Uint8Array(i)),this.__addimage__.isArrayBufferView(i)){if(i=(h=new Ue(i)).imgData,a=h.bits,s=h.colorSpace,l=h.colors,-1!==[4,6].indexOf(h.colorType)){if(8===h.bits){p=(d=32==h.pixelBitlength?new Uint32Array(h.decodePixels().buffer):16==h.pixelBitlength?new Uint16Array(h.decodePixels().buffer):new Uint8Array(h.decodePixels().buffer)).length,m=new Uint8Array(p*h.colors),g=new Uint8Array(p);var S,C=h.pixelBitlength-h.bits;for(b=0,w=0;b<p;b++){for(y=d[b],S=0;S<C;)m[w++]=y>>>S&255,S+=h.bits;g[b]=y>>>S&255}}if(16===h.bits){p=(d=new Uint32Array(h.decodePixels().buffer)).length,m=new Uint8Array(p*(32/h.pixelBitlength)*h.colors),g=new Uint8Array(p*(32/h.pixelBitlength)),v=h.colors>1,b=0,w=0;for(var A=0;b<p;)y=d[b++],m[w++]=y>>>0&255,v&&(m[w++]=y>>>16&255,y=d[b++],m[w++]=y>>>0&255),g[A++]=y>>>16&255;a=8}o!==t.image_compression.NONE?(i=e(m,h.width*h.colors,h.colors,o),f=e(g,h.width,1,o)):(i=m,f=g,x=void 0)}if(3===h.colorType&&(s=this.color_spaces.INDEXED,u=h.palette,h.transparency.indexed)){var L=h.transparency.indexed,P=0;for(b=0,p=L.length;b<p;++b)P+=L[b];if((P/=255)==p-1&&-1!==L.indexOf(0))c=[L.indexOf(0)];else if(P!==p){for(d=h.decodePixels(),g=new Uint8Array(d.length),b=0,p=d.length;b<p;b++)g[b]=L[d[b]];f=e(g,h.width,1)}}var T=function(e){var i;switch(e){case t.image_compression.FAST:i=11;break;case t.image_compression.MEDIUM:i=13;break;case t.image_compression.SLOW:i=14;break;default:i=12}return i}(o);return x===this.decode.FLATE_DECODE&&(_="/Predictor "+T+" "),_+="/Colors "+l+" /BitsPerComponent "+a+" /Columns "+h.width,(this.__addimage__.isArrayBuffer(i)||this.__addimage__.isArrayBufferView(i))&&(i=this.__addimage__.arrayBufferToBinaryString(i)),(f&&this.__addimage__.isArrayBuffer(f)||this.__addimage__.isArrayBufferView(f))&&(f=this.__addimage__.arrayBufferToBinaryString(f)),{alias:r,data:i,index:n,filter:x,decodeParameters:_,transparency:c,palette:u,sMask:f,predictor:T,width:h.width,height:h.height,bitsPerComponent:a,colorSpace:s}}}}(Ot.API),function(t){t.processGIF89A=function(e,i,n,r){var o=new We(e),s=o.width,a=o.height,h=[];o.decodeAndBlitFrameRGBA(0,h);var c={data:h,width:s,height:a},l=new Ve(100).encode(c,100);return t.processJPEG.call(this,l,i,n,r)},t.processGIF87A=t.processGIF89A}(Ot.API),Ge.prototype.parseHeader=function(){if(this.fileSize=this.datav.getUint32(this.pos,!0),this.pos+=4,this.reserved=this.datav.getUint32(this.pos,!0),this.pos+=4,this.offset=this.datav.getUint32(this.pos,!0),this.pos+=4,this.headerSize=this.datav.getUint32(this.pos,!0),this.pos+=4,this.width=this.datav.getUint32(this.pos,!0),this.pos+=4,this.height=this.datav.getInt32(this.pos,!0),this.pos+=4,this.planes=this.datav.getUint16(this.pos,!0),this.pos+=2,this.bitPP=this.datav.getUint16(this.pos,!0),this.pos+=2,this.compress=this.datav.getUint32(this.pos,!0),this.pos+=4,this.rawSize=this.datav.getUint32(this.pos,!0),this.pos+=4,this.hr=this.datav.getUint32(this.pos,!0),this.pos+=4,this.vr=this.datav.getUint32(this.pos,!0),this.pos+=4,this.colors=this.datav.getUint32(this.pos,!0),this.pos+=4,this.importantColors=this.datav.getUint32(this.pos,!0),this.pos+=4,16===this.bitPP&&this.is_with_alpha&&(this.bitPP=15),this.bitPP<15){var t=0===this.colors?1<<this.bitPP:this.colors;this.palette=new Array(t);for(var e=0;e<t;e++){var i=this.datav.getUint8(this.pos++,!0),n=this.datav.getUint8(this.pos++,!0),r=this.datav.getUint8(this.pos++,!0),o=this.datav.getUint8(this.pos++,!0);this.palette[e]={red:r,green:n,blue:i,quad:o}}}this.height<0&&(this.height*=-1,this.bottom_up=!1)},Ge.prototype.parseBGR=function(){this.pos=this.offset;try{var t="bit"+this.bitPP,e=this.width*this.height*4;this.data=new Uint8Array(e),this[t]()}catch(t){$.log("bit decode error:"+t)}},Ge.prototype.bit1=function(){var t,e=Math.ceil(this.width/8),i=e%4;for(t=this.height-1;t>=0;t--){for(var n=this.bottom_up?t:this.height-1-t,r=0;r<e;r++)for(var o=this.datav.getUint8(this.pos++,!0),s=n*this.width*4+8*r*4,a=0;a<8&&8*r+a<this.width;a++){var h=this.palette[o>>7-a&1];this.data[s+4*a]=h.blue,this.data[s+4*a+1]=h.green,this.data[s+4*a+2]=h.red,this.data[s+4*a+3]=255}0!==i&&(this.pos+=4-i)}},Ge.prototype.bit4=function(){for(var t=Math.ceil(this.width/2),e=t%4,i=this.height-1;i>=0;i--){for(var n=this.bottom_up?i:this.height-1-i,r=0;r<t;r++){var o=this.datav.getUint8(this.pos++,!0),s=n*this.width*4+2*r*4,a=o>>4,h=15&o,c=this.palette[a];if(this.data[s]=c.blue,this.data[s+1]=c.green,this.data[s+2]=c.red,this.data[s+3]=255,2*r+1>=this.width)break;c=this.palette[h],this.data[s+4]=c.blue,this.data[s+4+1]=c.green,this.data[s+4+2]=c.red,this.data[s+4+3]=255}0!==e&&(this.pos+=4-e)}},Ge.prototype.bit8=function(){for(var t=this.width%4,e=this.height-1;e>=0;e--){for(var i=this.bottom_up?e:this.height-1-e,n=0;n<this.width;n++){var r=this.datav.getUint8(this.pos++,!0),o=i*this.width*4+4*n;if(r<this.palette.length){var s=this.palette[r];this.data[o]=s.red,this.data[o+1]=s.green,this.data[o+2]=s.blue,this.data[o+3]=255}else this.data[o]=255,this.data[o+1]=255,this.data[o+2]=255,this.data[o+3]=255}0!==t&&(this.pos+=4-t)}},Ge.prototype.bit15=function(){for(var t=this.width%3,e=parseInt("11111",2),i=this.height-1;i>=0;i--){for(var n=this.bottom_up?i:this.height-1-i,r=0;r<this.width;r++){var o=this.datav.getUint16(this.pos,!0);this.pos+=2;var s=(o&e)/e*255|0,a=(o>>5&e)/e*255|0,h=(o>>10&e)/e*255|0,c=o>>15?255:0,l=n*this.width*4+4*r;this.data[l]=h,this.data[l+1]=a,this.data[l+2]=s,this.data[l+3]=c}this.pos+=t}},Ge.prototype.bit16=function(){for(var t=this.width%3,e=parseInt("11111",2),i=parseInt("111111",2),n=this.height-1;n>=0;n--){for(var r=this.bottom_up?n:this.height-1-n,o=0;o<this.width;o++){var s=this.datav.getUint16(this.pos,!0);this.pos+=2;var a=(s&e)/e*255|0,h=(s>>5&i)/i*255|0,c=(s>>11)/e*255|0,l=r*this.width*4+4*o;this.data[l]=c,this.data[l+1]=h,this.data[l+2]=a,this.data[l+3]=255}this.pos+=t}},Ge.prototype.bit24=function(){for(var t=this.height-1;t>=0;t--){for(var e=this.bottom_up?t:this.height-1-t,i=0;i<this.width;i++){var n=this.datav.getUint8(this.pos++,!0),r=this.datav.getUint8(this.pos++,!0),o=this.datav.getUint8(this.pos++,!0),s=e*this.width*4+4*i;this.data[s]=o,this.data[s+1]=r,this.data[s+2]=n,this.data[s+3]=255}this.pos+=this.width%4}},Ge.prototype.bit32=function(){for(var t=this.height-1;t>=0;t--)for(var e=this.bottom_up?t:this.height-1-t,i=0;i<this.width;i++){var n=this.datav.getUint8(this.pos++,!0),r=this.datav.getUint8(this.pos++,!0),o=this.datav.getUint8(this.pos++,!0),s=this.datav.getUint8(this.pos++,!0),a=e*this.width*4+4*i;this.data[a]=o,this.data[a+1]=r,this.data[a+2]=n,this.data[a+3]=s}},Ge.prototype.getData=function(){return this.data},function(t){t.processBMP=function(e,i,n,r){var o=new Ge(e,!1),s=o.width,a=o.height,h={data:o.getData(),width:s,height:a},c=new Ve(100).encode(h,100);return t.processJPEG.call(this,c,i,n,r)}}(Ot.API),Xe.prototype.getData=function(){return this.data},function(t){t.processWEBP=function(e,i,n,r){var o=new Xe(e,!1),s=o.width,a=o.height,h={data:o.getData(),width:s,height:a},c=new Ve(100).encode(h,100);return t.processJPEG.call(this,c,i,n,r)}}(Ot.API),Ot.API.processRGBA=function(t,e,i){for(var n=t.data,r=n.length,o=new Uint8Array(r/4*3),s=new Uint8Array(r/4),a=0,h=0,c=0;c<r;c+=4){var l=n[c],u=n[c+1],f=n[c+2],d=n[c+3];o[a++]=l,o[a++]=u,o[a++]=f,s[h++]=d}var p=this.__addimage__.arrayBufferToBinaryString(o);return{alpha:this.__addimage__.arrayBufferToBinaryString(s),data:p,index:e,alias:i,colorSpace:"DeviceRGB",bitsPerComponent:8,width:t.width,height:t.height}},Ot.API.setLanguage=function(t){return void 0===this.internal.languageSettings&&(this.internal.languageSettings={},this.internal.languageSettings.isSubscribed=!1),void 0!=={af:"Afrikaans",sq:"Albanian",ar:"Arabic (Standard)","ar-DZ":"Arabic (Algeria)","ar-BH":"Arabic (Bahrain)","ar-EG":"Arabic (Egypt)","ar-IQ":"Arabic (Iraq)","ar-JO":"Arabic (Jordan)","ar-KW":"Arabic (Kuwait)","ar-LB":"Arabic (Lebanon)","ar-LY":"Arabic (Libya)","ar-MA":"Arabic (Morocco)","ar-OM":"Arabic (Oman)","ar-QA":"Arabic (Qatar)","ar-SA":"Arabic (Saudi Arabia)","ar-SY":"Arabic (Syria)","ar-TN":"Arabic (Tunisia)","ar-AE":"Arabic (U.A.E.)","ar-YE":"Arabic (Yemen)",an:"Aragonese",hy:"Armenian",as:"Assamese",ast:"Asturian",az:"Azerbaijani",eu:"Basque",be:"Belarusian",bn:"Bengali",bs:"Bosnian",br:"Breton",bg:"Bulgarian",my:"Burmese",ca:"Catalan",ch:"Chamorro",ce:"Chechen",zh:"Chinese","zh-HK":"Chinese (Hong Kong)","zh-CN":"Chinese (PRC)","zh-SG":"Chinese (Singapore)","zh-TW":"Chinese (Taiwan)",cv:"Chuvash",co:"Corsican",cr:"Cree",hr:"Croatian",cs:"Czech",da:"Danish",nl:"Dutch (Standard)","nl-BE":"Dutch (Belgian)",en:"English","en-AU":"English (Australia)","en-BZ":"English (Belize)","en-CA":"English (Canada)","en-IE":"English (Ireland)","en-JM":"English (Jamaica)","en-NZ":"English (New Zealand)","en-PH":"English (Philippines)","en-ZA":"English (South Africa)","en-TT":"English (Trinidad & Tobago)","en-GB":"English (United Kingdom)","en-US":"English (United States)","en-ZW":"English (Zimbabwe)",eo:"Esperanto",et:"Estonian",fo:"Faeroese",fj:"Fijian",fi:"Finnish",fr:"French (Standard)","fr-BE":"French (Belgium)","fr-CA":"French (Canada)","fr-FR":"French (France)","fr-LU":"French (Luxembourg)","fr-MC":"French (Monaco)","fr-CH":"French (Switzerland)",fy:"Frisian",fur:"Friulian",gd:"Gaelic (Scots)","gd-IE":"Gaelic (Irish)",gl:"Galacian",ka:"Georgian",de:"German (Standard)","de-AT":"German (Austria)","de-DE":"German (Germany)","de-LI":"German (Liechtenstein)","de-LU":"German (Luxembourg)","de-CH":"German (Switzerland)",el:"Greek",gu:"Gujurati",ht:"Haitian",he:"Hebrew",hi:"Hindi",hu:"Hungarian",is:"Icelandic",id:"Indonesian",iu:"Inuktitut",ga:"Irish",it:"Italian (Standard)","it-CH":"Italian (Switzerland)",ja:"Japanese",kn:"Kannada",ks:"Kashmiri",kk:"Kazakh",km:"Khmer",ky:"Kirghiz",tlh:"Klingon",ko:"Korean","ko-KP":"Korean (North Korea)","ko-KR":"Korean (South Korea)",la:"Latin",lv:"Latvian",lt:"Lithuanian",lb:"Luxembourgish",mk:"North Macedonia",ms:"Malay",ml:"Malayalam",mt:"Maltese",mi:"Maori",mr:"Marathi",mo:"Moldavian",nv:"Navajo",ng:"Ndonga",ne:"Nepali",no:"Norwegian",nb:"Norwegian (Bokmal)",nn:"Norwegian (Nynorsk)",oc:"Occitan",or:"Oriya",om:"Oromo",fa:"Persian","fa-IR":"Persian/Iran",pl:"Polish",pt:"Portuguese","pt-BR":"Portuguese (Brazil)",pa:"Punjabi","pa-IN":"Punjabi (India)","pa-PK":"Punjabi (Pakistan)",qu:"Quechua",rm:"Rhaeto-Romanic",ro:"Romanian","ro-MO":"Romanian (Moldavia)",ru:"Russian","ru-MO":"Russian (Moldavia)",sz:"Sami (Lappish)",sg:"Sango",sa:"Sanskrit",sc:"Sardinian",sd:"Sindhi",si:"Singhalese",sr:"Serbian",sk:"Slovak",sl:"Slovenian",so:"Somani",sb:"Sorbian",es:"Spanish","es-AR":"Spanish (Argentina)","es-BO":"Spanish (Bolivia)","es-CL":"Spanish (Chile)","es-CO":"Spanish (Colombia)","es-CR":"Spanish (Costa Rica)","es-DO":"Spanish (Dominican Republic)","es-EC":"Spanish (Ecuador)","es-SV":"Spanish (El Salvador)","es-GT":"Spanish (Guatemala)","es-HN":"Spanish (Honduras)","es-MX":"Spanish (Mexico)","es-NI":"Spanish (Nicaragua)","es-PA":"Spanish (Panama)","es-PY":"Spanish (Paraguay)","es-PE":"Spanish (Peru)","es-PR":"Spanish (Puerto Rico)","es-ES":"Spanish (Spain)","es-UY":"Spanish (Uruguay)","es-VE":"Spanish (Venezuela)",sx:"Sutu",sw:"Swahili",sv:"Swedish","sv-FI":"Swedish (Finland)","sv-SV":"Swedish (Sweden)",ta:"Tamil",tt:"Tatar",te:"Teluga",th:"Thai",tig:"Tigre",ts:"Tsonga",tn:"Tswana",tr:"Turkish",tk:"Turkmen",uk:"Ukrainian",hsb:"Upper Sorbian",ur:"Urdu",ve:"Venda",vi:"Vietnamese",vo:"Volapuk",wa:"Walloon",cy:"Welsh",xh:"Xhosa",ji:"Yiddish",zu:"Zulu"}[t]&&(this.internal.languageSettings.languageCode=t,!1===this.internal.languageSettings.isSubscribed&&(this.internal.events.subscribe("putCatalog",(function(){this.internal.write("/Lang ("+this.internal.languageSettings.languageCode+")")})),this.internal.languageSettings.isSubscribed=!0)),this},De=Ot.API,Be=De.getCharWidthsArray=function(t,e){var i,r,o=(e=e||{}).font||this.internal.getFont(),s=e.fontSize||this.internal.getFontSize(),a=e.charSpace||this.internal.getCharSpace(),h=e.widths?e.widths:o.metadata.Unicode.widths,c=h.fof?h.fof:1,l=e.kerning?e.kerning:o.metadata.Unicode.kerning,u=l.fof?l.fof:1,f=!1!==e.doKerning,d=0,p=t.length,g=0,m=h[0]||c,v=[];for(i=0;i<p;i++)r=t.charCodeAt(i),"function"==typeof o.metadata.widthOfString?v.push((o.metadata.widthOfGlyph(o.metadata.characterToGlyph(r))+a*(1e3/s)||0)/1e3):(d=f&&"object"===(0,n.Z)(l[r])&&!isNaN(parseInt(l[r][g],10))?l[r][g]/u:0,v.push((h[r]||m)/c+d)),g=r;return v},Re=De.getStringUnitWidth=function(t,e){var i=(e=e||{}).fontSize||this.internal.getFontSize(),n=e.font||this.internal.getFont(),r=e.charSpace||this.internal.getCharSpace();return De.processArabic&&(t=De.processArabic(t)),"function"==typeof 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