konva.min.js

/*
 * Konva JavaScript Framework v2.6.0
 * http://konvajs.github.io/
 * Licensed under the MIT
 * Date: Tue Feb 05 2019
 *
 * Original work Copyright (C) 2011 - 2013 by Eric Rowell (KineticJS)
 * Modified work Copyright (C) 2014 - present by Anton Lavrenov (Konva)
 *
 * @license
 */
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t.charAt(0).toUpperCase()+t.slice(1)},throw:function(t){throw new Error(n+t)},error:function(t){console.error(n+t)},warn:function(t){Konva.global.console&&console.warn&&Konva.showWarnings&&console.warn("Konva warning: "+t)},extend:function(t,e){function i(){this.constructor=t}i.prototype=e.prototype;var n=t.prototype;for(var a in t.prototype=new i,n)n.hasOwnProperty(a)&&(t.prototype[a]=n[a]);t.__super__=e.prototype,t.super=e},addMethods:function(t,e){var i;for(i in e)t.prototype[i]=e[i]},_getControlPoints:function(t,e,i,n,a,r,o){var s=Math.sqrt(Math.pow(i-t,2)+Math.pow(n-e,2)),h=Math.sqrt(Math.pow(a-i,2)+Math.pow(r-n,2)),l=o*s/(s+h),c=o*h/(s+h);return[i-l*(a-t),n-l*(r-e),i+c*(a-t),n+c*(r-e)]},_expandPoints:function(t,e){var i,n,a=t.length,r=[];for(i=2;i<a-2;i+=2)n=Konva.Util._getControlPoints(t[i-2],t[i-1],t[i],t[i+1],t[i+2],t[i+3],e),r.push(n[0]),r.push(n[1]),r.push(t[i]),r.push(t[i+1]),r.push(n[2]),r.push(n[3]);return r},_removeLastLetter:function(t){return t.substring(0,t.length-1)},each:function(t,e){for(var i in t)e(i,t[i])},_inRange:function(t,e,i){return e<=t&&t<i},_getProjectionToSegment:function(t,e,i,n,a,r){var o,s,h,l=(t-i)*(t-i)+(e-n)*(e-n);if(0==l)o=t,s=e,h=(a-i)*(a-i)+(r-n)*(r-n);else{var c=((a-t)*(i-t)+(r-e)*(n-e))/l;h=c<0?((o=t)-a)*(t-a)+((s=e)-r)*(e-r):1<c?((o=i)-a)*(i-a)+((s=n)-r)*(n-r):((o=t+c*(i-t))-a)*(o-a)+((s=e+c*(n-e))-r)*(s-r)}return[o,s,h]},_getProjectionToLine:function(s,h,l){var c=Konva.Util.cloneObject(s),d=Number.MAX_VALUE;return h.forEach(function(t,e){if(l||e!==h.length-1){var i=h[(e+1)%h.length],n=Konva.Util._getProjectionToSegment(t.x,t.y,i.x,i.y,s.x,s.y),a=n[0],r=n[1],o=n[2];o<d&&(c.x=a,c.y=r,d=o)}}),c},_prepareArrayForTween:function(t,e,i){var n,a=[],r=[];if(t.length>e.length){var o=e;e=t,t=o}for(n=0;n<t.length;n+=2)a.push({x:t[n],y:t[n+1]});for(n=0;n<e.length;n+=2)r.push({x:e[n],y:e[n+1]});var s=[];return r.forEach(function(t){var e=Konva.Util._getProjectionToLine(t,a,i);s.push(e.x),s.push(e.y)}),s},_prepareToStringify:function(t){var e;for(var i in t.visitedByCircularReferenceRemoval=!0,t)if(t.hasOwnProperty(i)&&t[i]&&"object"==typeof t[i])if(e=Object.getOwnPropertyDescriptor(t,i),t[i].visitedByCircularReferenceRemoval||Konva.Util._isElement(t[i])){if(!e.configurable)return null;delete t[i]}else if(null===Konva.Util._prepareToStringify(t[i])){if(!e.configurable)return null;delete t[i]}return delete t.visitedByCircularReferenceRemoval,t}}}(),function(){"use strict";var i;Konva.Canvas=function(t){this.init(t)},Konva.Canvas.prototype={init:function(t){var e=(t||{}).pixelRatio||Konva.pixelRatio||function(){if(i)return i;var t=Konva.Util.createCanvasElement().getContext("2d");return 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s=["arc","arcTo","beginPath","bezierCurveTo","clearRect","clip","closePath","createLinearGradient","createPattern","createRadialGradient","drawImage","fill","fillText","getImageData","createImageData","lineTo","moveTo","putImageData","quadraticCurveTo","rect","restore","rotate","save","scale","setLineDash","setTransform","stroke","strokeText","transform","translate"];Konva.Context=function(t){this.init(t)},Konva.Context.prototype={init:function(t){this.canvas=t,this._context=t._canvas.getContext("2d"),Konva.enableTrace&&(this.traceArr=[],this._enableTrace())},fillShape:function(t){t.getFillEnabled()&&this._fill(t)},strokeShape:function(t){t.getStrokeEnabled()&&this._stroke(t)},fillStrokeShape:function(t){t.getFillEnabled()&&this._fill(t),t.getStrokeEnabled()&&this._stroke(t)},getTrace:function(t){var e,i,n,a,r=this.traceArr,o=r.length,s="";for(e=0;e<o;e++)(n=(i=r[e]).method)?(a=i.args,s+=n,t?s+="()":Konva.Util._isArray(a[0])?s+="(["+a.join(",")+"])":s+="("+a.join(",")+")"):(s+=i.property,t||(s+="="+i.val)),s+=";";return s},clearTrace:function(){this.traceArr=[]},_trace:function(t){var e=this.traceArr;e.push(t),e.length>=Konva.traceArrMax&&e.shift()},reset:function(){var t=this.getCanvas().getPixelRatio();this.setTransform(1*t,0,0,1*t,0,0)},getCanvas:function(){return this.canvas},clear:function(t){var e=this.getCanvas();t?this.clearRect(t.x||0,t.y||0,t.width||0,t.height||0):this.clearRect(0,0,e.getWidth()/e.pixelRatio,e.getHeight()/e.pixelRatio)},_applyLineCap:function(t){var e=t.getLineCap();e&&this.setAttr("lineCap",e)},_applyOpacity:function(t){var e=t.getAbsoluteOpacity();1!==e&&this.setAttr("globalAlpha",e)},_applyLineJoin:function(t){var e=t.getLineJoin();e&&this.setAttr("lineJoin",e)},setAttr:function(t,e){this._context[t]=e},arc:function(){var t=arguments;this._context.arc(t[0],t[1],t[2],t[3],t[4],t[5])},beginPath:function(){this._context.beginPath()},bezierCurveTo:function(){var t=arguments;this._context.bezierCurveTo(t[0],t[1],t[2],t[3],t[4],t[5])},clearRect:function(){var t=arguments;this._context.clearRect(t[0],t[1],t[2],t[3])},clip:function(){this._context.clip()},closePath:function(){this._context.closePath()},createImageData:function(){var t=arguments;return 2===t.length?this._context.createImageData(t[0],t[1]):1===t.length?this._context.createImageData(t[0]):void 0},createLinearGradient:function(){var t=arguments;return this._context.createLinearGradient(t[0],t[1],t[2],t[3])},createPattern:function(){var t=arguments;return this._context.createPattern(t[0],t[1])},createRadialGradient:function(){var t=arguments;return this._context.createRadialGradient(t[0],t[1],t[2],t[3],t[4],t[5])},drawImage:function(){var t=arguments,e=this._context;3===t.length?e.drawImage(t[0],t[1],t[2]):5===t.length?e.drawImage(t[0],t[1],t[2],t[3],t[4]):9===t.length&&e.drawImage(t[0],t[1],t[2],t[3],t[4],t[5],t[6],t[7],t[8])},isPointInPath:function(t,e){return this._context.isPointInPath(t,e)},fill:function(){this._context.fill()},fillRect:function(t,e,i,n){this._context.fillRect(t,e,i,n)},strokeRect:function(t,e,i,n){this._context.strokeRect(t,e,i,n)},fillText:function(){var t=arguments;this._context.fillText(t[0],t[1],t[2])},measureText:function(t){return this._context.measureText(t)},getImageData:function(){var t=arguments;return this._context.getImageData(t[0],t[1],t[2],t[3])},lineTo:function(){var t=arguments;this._context.lineTo(t[0],t[1])},moveTo:function(){var t=arguments;this._context.moveTo(t[0],t[1])},rect:function(){var t=arguments;this._context.rect(t[0],t[1],t[2],t[3])},putImageData:function(){var t=arguments;this._context.putImageData(t[0],t[1],t[2])},quadraticCurveTo:function(){var t=arguments;this._context.quadraticCurveTo(t[0],t[1],t[2],t[3])},restore:function(){this._context.restore()},rotate:function(){var t=arguments;this._context.rotate(t[0])},save:function(){this._context.save()},scale:function(){var t=arguments;this._context.scale(t[0],t[1])},setLineDash:function(){var t=arguments,e=this._context;this._context.setLineDash?e.setLineDash(t[0]):"mozDash"in e?e.mozDash=t[0]:"webkitLineDash"in e&&(e.webkitLineDash=t[0])},getLineDash:function(){return this._context.getLineDash()},setTransform:function(){var t=arguments;this._context.setTransform(t[0],t[1],t[2],t[3],t[4],t[5])},stroke:function(){this._context.stroke()},strokeText:function(){var t=arguments;this._context.strokeText(t[0],t[1],t[2])},transform:function(){var t=arguments;this._context.transform(t[0],t[1],t[2],t[3],t[4],t[5])},translate:function(){var t=arguments;this._context.translate(t[0],t[1])},_enableTrace:function(){var t,n,a=this,e=s.length,r=Konva.Util._simplifyArray,i=this.setAttr,o=function(t){var e,i=a[t];a[t]=function(){return n=r(Array.prototype.slice.call(arguments,0)),e=i.apply(a,arguments),a._trace({method:t,args:n}),e}};for(t=0;t<e;t++)o(s[t]);a.setAttr=function(){i.apply(a,arguments);var t=arguments[0],e=arguments[1];"shadowOffsetX"!==t&&"shadowOffsetY"!==t&&"shadowBlur"!==t||(e/=this.canvas.getPixelRatio()),a._trace({property:t,val:e})}}},["fillStyle","strokeStyle","shadowColor","shadowBlur","shadowOffsetX","shadowOffsetY","lineCap","lineDashOffset","lineJoin","lineWidth","miterLimit","font","textAlign","textBaseline","globalAlpha","globalCompositeOperation"].forEach(function(e){Object.defineProperty(Konva.Context.prototype,e,{get:function(){return this._context[e]},set:function(t){this._context[e]=t}})}),Konva.SceneContext=function(t){Konva.Context.call(this,t)},Konva.SceneContext.prototype={_fillColor:function(t){var e=t.fill();this.setAttr("fillStyle",e),t._fillFunc(this)},_fillPattern:function(t){var e=t.getFillPatternX(),i=t.getFillPatternY(),n=t.getFillPatternScale(),a=Konva.getAngle(t.getFillPatternRotation()),r=t.getFillPatternOffset();(e||i)&&this.translate(e||0,i||0),a&&this.rotate(a),n&&this.scale(n.x,n.y),r&&this.translate(-1*r.x,-1*r.y),this.setAttr("fillStyle",this.createPattern(t.getFillPatternImage(),t.getFillPatternRepeat()||"repeat")),this.fill()},_fillLinearGradient:function(t){var e=t.getFillLinearGradientStartPoint(),i=t.getFillLinearGradientEndPoint(),n=t.getFillLinearGradientColorStops(),a=this.createLinearGradient(e.x,e.y,i.x,i.y);if(n){for(var r=0;r<n.length;r+=2)a.addColorStop(n[r],n[r+1]);this.setAttr("fillStyle",a),t._fillFunc(this)}},_fillRadialGradient:function(t){for(var e=t.getFillRadialGradientStartPoint(),i=t.getFillRadialGradientEndPoint(),n=t.getFillRadialGradientStartRadius(),a=t.getFillRadialGradientEndRadius(),r=t.getFillRadialGradientColorStops(),o=this.createRadialGradient(e.x,e.y,n,i.x,i.y,a),s=0;s<r.length;s+=2)o.addColorStop(r[s],r[s+1]);this.setAttr("fillStyle",o),this.fill()},_fill:function(t){var e=t.fill(),i=t.getFillPriority();if(e&&"color"===i)this._fillColor(t);else{var n=t.getFillPatternImage();if(n&&"pattern"===i)this._fillPattern(t);else{var a=t.getFillLinearGradientColorStops();if(a&&"linear-gradient"===i)this._fillLinearGradient(t);else{var r=t.getFillRadialGradientColorStops();r&&"radial-gradient"===i?this._fillRadialGradient(t):e?this._fillColor(t):n?this._fillPattern(t):a?this._fillLinearGradient(t):r&&this._fillRadialGradient(t)}}}},_strokeLinearGradient:function(t){var e=t.getStrokeLinearGradientStartPoint(),i=t.getStrokeLinearGradientEndPoint(),n=t.getStrokeLinearGradientColorStops(),a=this.createLinearGradient(e.x,e.y,i.x,i.y);if(n){for(var r=0;r<n.length;r+=2)a.addColorStop(n[r],n[r+1]);this.setAttr("strokeStyle",a)}},_stroke:function(t){var e=t.dash(),i=t.getStrokeScaleEnabled()||t instanceof Konva.Text;if(t.hasStroke()){if(!i){this.save();var n=this.getCanvas().getPixelRatio();this.setTransform(n,0,0,n,0,0)}this._applyLineCap(t),e&&t.dashEnabled()&&(this.setLineDash(e),this.setAttr("lineDashOffset",t.dashOffset())),this.setAttr("lineWidth",t.strokeWidth()),t.getShadowForStrokeEnabled()||this.setAttr("shadowColor","rgba(0,0,0,0)"),t.getStrokeLinearGradientColorStops()?this._strokeLinearGradient(t):this.setAttr("strokeStyle",t.stroke()),t._strokeFunc(this),i||this.restore()}},_applyShadow:function(t){var e=Konva.Util,i=e.get(t.getShadowRGBA(),"black"),n=e.get(t.getShadowBlur(),5),a=e.get(t.getShadowOffset(),{x:0,y:0}),r=t.getAbsoluteScale(),o=this.canvas.getPixelRatio(),s=r.x*o,h=r.y*o;this.setAttr("shadowColor",i),this.setAttr("shadowBlur",n*Math.min(Math.abs(s),Math.abs(h))),this.setAttr("shadowOffsetX",a.x*s),this.setAttr("shadowOffsetY",a.y*h)},_applyGlobalCompositeOperation:function(t){var e=t.getGlobalCompositeOperation();"source-over"!==e&&this.setAttr("globalCompositeOperation",e)}},Konva.Util.extend(Konva.SceneContext,Konva.Context),Konva.HitContext=function(t){Konva.Context.call(this,t)},Konva.HitContext.prototype={_fill:function(t){this.save(),this.setAttr("fillStyle",t.colorKey),t._fillFuncHit(this),this.restore()},_stroke:function(t){if(t.hasStroke()&&t.strokeHitEnabled()){var e=t.getStrokeScaleEnabled()||t instanceof Konva.Text;e||(this.save(),this.setTransform(1,0,0,1,0,0)),this._applyLineCap(t),this.setAttr("lineWidth",t.strokeWidth()),this.setAttr("strokeStyle",t.colorKey),t._strokeFuncHit(this),e||this.restore()}}},Konva.Util.extend(Konva.HitContext,Konva.Context)}(),function(){"use strict";var d="get",u="set";Konva.Factory={addGetterSetter:function(t,e,i,n,a){this.addGetter(t,e,i),this.addSetter(t,e,n,a),this.addOverloadedGetterSetter(t,e)},addGetter:function(t,e,i){var n=d+Konva.Util._capitalize(e);t.prototype[n]=function(){var t=this.attrs[e];return void 0===t?i:t}},addSetter:function(t,e,i,n){var a=u+Konva.Util._capitalize(e);t.prototype[a]=function(t){return i&&null!=t&&(t=i.call(this,t,e)),this._setAttr(e,t),n&&n.call(this),this}},addComponentsGetterSetter:function(t,n,e,a,r){var i,o,s=e.length,h=Konva.Util._capitalize,l=d+h(n),c=u+h(n);t.prototype[l]=function(){var t={};for(i=0;i<s;i++)t[o=e[i]]=this.getAttr(n+h(o));return t},t.prototype[c]=function(t){var e,i=this.attrs[n];for(e in a&&(t=a.call(this,t)),t)t.hasOwnProperty(e)&&this._setAttr(n+h(e),t[e]);return this._fireChangeEvent(n,i,t),r&&r.call(this),this},this.addOverloadedGetterSetter(t,n)},addOverloadedGetterSetter:function(t,e){var i=Konva.Util._capitalize(e),n=u+i,a=d+i;t.prototype[e]=function(){return arguments.length?(this[n](arguments[0]),this):this[a]()}},addDeprecatedGetterSetter:function(t,e,i,n){Konva.Util.error("Adding deprecated "+e);var a=d+Konva.Util._capitalize(e),r=e+" property is deprecated and will be removed soon. Look at Konva change log for more information.";t.prototype[a]=function(){Konva.Util.error(r);var t=this.attrs[e];return void 0===t?i:t},this.addSetter(t,e,n,function(){Konva.Util.error(r)}),this.addOverloadedGetterSetter(t,e)},backCompat:function(o,t){Konva.Util.each(t,function(t,e){var i=o.prototype[e],n=d+Konva.Util._capitalize(t),a=u+Konva.Util._capitalize(t);function r(){i.apply(this,arguments),Konva.Util.error('"'+t+'" method is deprecated and will be removed soon. Use ""'+e+'" instead.')}o.prototype[t]=r,o.prototype[n]=r,o.prototype[a]=r})},afterSetFilter:function(){this._filterUpToDate=!1}},Konva.Validators={RGBComponent:function(t){return 255<t?255:t<0?0:Math.round(t)},alphaComponent:function(t){return 1<t?1:t<1e-4?1e-4:t},_formatValue:function(t){return Konva.Util._isString(t)?'"'+t+'"':"[object Number]"===Object.prototype.toString.call(t)?t:Konva.Util._isBoolean(t)?t:Object.prototype.toString.call(t)},getNumberValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isNumber(t)||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a number.'),t}},getNumberOrAutoValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isNumber(t)||"auto"===t||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a number or "auto".'),t}},getStringValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isString(t)||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a string.'),t}},getFunctionValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isFunction(t)||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a function.'),t}},getNumberArrayValidator:function(){if(Konva.isUnminified)return function(t,e){return Konva.Util._isArray(t)?t.forEach(function(t){Konva.Util._isNumber(t)||Konva.Util.warn('"'+e+'" attribute has non numeric element '+t+". Make sure that all elements are numbers.")}):Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a array of numbers.'),t}},getBooleanValidator:function(){if(Konva.isUnminified)return function(t,e){return!0===t||!1===t||Konva.Util.warn(Konva.Validators._formatValue(t)+' is a not valid value for "'+e+'" attribute. The value should be a boolean.'),t}}}}(),function(v){"use strict";var p="absoluteOpacity",i="absoluteTransform",m="absoluteScale",e="listening",r="mouseenter",o="mouseleave",n="transform",a="visible",l=["id"],s=["xChange.konva","yChange.konva","scaleXChange.konva","scaleYChange.konva","skewXChange.konva","skewYChange.konva","rotationChange.konva","offsetXChange.konva","offsetYChange.konva","transformsEnabledChange.konva"].join(" "),h=["scaleXChange.konva","scaleYChange.konva"].join(" ");v.Node=function(t){this._init(t)},v.Util.addMethods(v.Node,{_init:function(t){this._id=v.idCounter++,this.eventListeners={},this.attrs={},this._cache={},this._filterUpToDate=!1,this._isUnderCache=!1,this.setAttrs(t),this.on(s,function(){this._clearCache(n),this._clearSelfAndDescendantCache(i)}),this.on(h,function(){this._clearSelfAndDescendantCache(m)}),this.on("visibleChange.konva",function(){this._clearSelfAndDescendantCache(a)}),this.on("listeningChange.konva",function(){this._clearSelfAndDescendantCache(e)}),this.on("opacityChange.konva",function(){this._clearSelfAndDescendantCache(p)})},_clearCache:function(t){t?delete this._cache[t]:this._cache={}},_getCache:function(t,e){return void 0===this._cache[t]&&(this._cache[t]=e.call(this)),this._cache[t]},_clearSelfAndDescendantCache:function(e){this._clearCache(e),this._cache.canvas||this.children&&this.getChildren().each(function(t){t._clearSelfAndDescendantCache(e)})},clearCache:function(){return delete this._cache.canvas,this._filterUpToDate=!1,this._clearSelfAndDescendantCache(),this},cache:function(t){var e=t||{},i={};void 0!==e.x&&void 0!==e.y&&void 0!==e.width&&void 0!==e.height||(i=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()}));var n=e.width||i.width,a=e.height||i.height,r=e.pixelRatio,o=void 0===e.x?i.x:e.x,s=void 0===e.y?i.y:e.y,h=e.offset||0,l=e.drawBorder||!1;if(n&&a){n+=2*h,a+=2*h,o-=h,s-=h;var c=new v.SceneCanvas({pixelRatio:r,width:n,height:a}),d=new v.SceneCanvas({pixelRatio:r,width:n,height:a}),u=new v.HitCanvas({pixelRatio:1,width:n,height:a}),g=c.getContext(),f=u.getContext();return u.isCache=!0,this.clearCache(),g.save(),f.save(),g.translate(-o,-s),f.translate(-o,-s),this._isUnderCache=!0,this._clearSelfAndDescendantCache(p),this._clearSelfAndDescendantCache(m),this.drawScene(c,this,!0),this.drawHit(u,this,!0),this._isUnderCache=!1,g.restore(),f.restore(),l&&(g.save(),g.beginPath(),g.rect(0,0,n,a),g.closePath(),g.setAttr("strokeStyle","red"),g.setAttr("lineWidth",5),g.stroke(),g.restore()),this._cache.canvas={scene:c,filter:d,hit:u,x:o,y:s},this}v.Util.error("Can not cache the node. Width or height of the node equals 0. Caching is skipped.")},getClientRect:function(){throw new Error('abstract "getClientRect" method call')},_transformedRect:function(t,e){var i,n,a,r,o=[{x:t.x,y:t.y},{x:t.x+t.width,y:t.y},{x:t.x+t.width,y:t.y+t.height},{x:t.x,y:t.y+t.height}],s=this.getAbsoluteTransform(e);return o.forEach(function(t){var e=s.point(t);void 0===i&&(i=a=e.x,n=r=e.y),i=Math.min(i,e.x),n=Math.min(n,e.y),a=Math.max(a,e.x),r=Math.max(r,e.y)}),{x:i,y:n,width:a-i,height:r-n}},_drawCachedSceneCanvas:function(t){t.save(),t._applyOpacity(this),t._applyGlobalCompositeOperation(this),t.translate(this._cache.canvas.x,this._cache.canvas.y);var e=this._getCachedSceneCanvas(),i=e.pixelRatio;t.drawImage(e._canvas,0,0,e.width/i,e.height/i),t.restore()},_drawCachedHitCanvas:function(t){var e=this._cache.canvas.hit;t.save(),t.translate(this._cache.canvas.x,this._cache.canvas.y),t.drawImage(e._canvas,0,0),t.restore()},_getCachedSceneCanvas:function(){var t,e,i,n,a=this.filters(),r=this._cache.canvas,o=r.scene,s=r.filter,h=s.getContext();if(a){if(!this._filterUpToDate){var l=o.pixelRatio;try{for(t=a.length,h.clear(),h.drawImage(o._canvas,0,0,o.getWidth()/l,o.getHeight()/l),e=h.getImageData(0,0,s.getWidth(),s.getHeight()),i=0;i<t;i++)"function"==typeof(n=a[i])?(n.call(this,e),h.putImageData(e,0,0)):v.Util.error("Filter should be type of function, but got "+typeof n+" insted. Please check correct filters")}catch(t){v.Util.error("Unable to apply filter. "+t.message)}this._filterUpToDate=!0}return s}return o},on:function(t,e){if(3===arguments.length)return this._delegate.apply(this,arguments);var i,n,a,r,o=t.split(" "),s=o.length;for(i=0;i<s;i++)a=(n=o[i].split("."))[0],r=n[1]||"",this.eventListeners[a]||(this.eventListeners[a]=[]),this.eventListeners[a].push({name:r,handler:e});return this},off:function(t,e){var i,n,a,r,o,s=(t||"").split(" "),h=s.length;if(!t)for(n in this.eventListeners)this._off(n);for(i=0;i<h;i++)if(r=(a=s[i].split("."))[0],o=a[1],r)this.eventListeners[r]&&this._off(r,o,e);else for(n in this.eventListeners)this._off(n,o,e);return this},dispatchEvent:function(t){var e={target:this,type:t.type,evt:t};return this.fire(t.type,e),this},addEventListener:function(t,e){return this.on(t,function(t){e.call(this,t.evt)}),this},removeEventListener:function(t){return this.off(t),this},_delegate:function(t,n,a){var r=this;this.on(t,function(t){for(var e=t.target.findAncestors(n,!0,r),i=0;i<e.length;i++)(t=v.Util.cloneObject(t)).currentTarget=e[i],a.call(e[i],t)})},remove:function(){var t=this.getParent();return t&&t.children&&(t.children.splice(this.index,1),t._setChildrenIndices(),delete this.parent),this._clearSelfAndDescendantCache("stage"),this._clearSelfAndDescendantCache(i),this._clearSelfAndDescendantCache(a),this._clearSelfAndDescendantCache(e),this._clearSelfAndDescendantCache(p),this},destroy:function(){v._removeId(this.getId());for(var t=(this.getName()||"").split(/\s/g),e=0;e<t.length;e++){var i=t[e];v._removeName(i,this._id)}return this.remove(),this},getAttr:function(t){var e="get"+v.Util._capitalize(t);return v.Util._isFunction(this[e])?this[e]():this.attrs[t]},getAncestors:function(){for(var t=this.getParent(),e=new v.Collection;t;)e.push(t),t=t.getParent();return e},getAttrs:function(){return this.attrs||{}},setAttrs:function(t){var e,i;if(!t)return this;for(e in t)"children"!==e&&(i="set"+v.Util._capitalize(e),v.Util._isFunction(this[i])?this[i](t[e]):this._setAttr(e,t[e]));return this},isListening:function(){return this._getCache(e,this._isListening)},_isListening:function(){var t=this.getListening(),e=this.getParent();return"inherit"===t?!e||e.isListening():t},isVisible:function(){return this._getCache(a,this._isVisible)},_isVisible:function(t){var e=this.getVisible(),i=this.getParent();return t===i&&"inherit"===e||(t===i?e:"inherit"===e?!i||i._isVisible(t):e)},shouldDrawHit:function(){var t=this.getLayer();return!t&&this.isListening()&&this.isVisible()||t&&t.hitGraphEnabled()&&this.isListening()&&this.isVisible()},show:function(){return this.setVisible(!0),this},hide:function(){return this.setVisible(!1),this},getZIndex:function(){return this.index||0},getAbsoluteZIndex:function(){var i,n,a,r,o=this.getDepth(),s=this,h=0;return"Stage"!==s.nodeType&&function t(e){for(i=[],n=e.length,a=0;a<n;a++)r=e[a],h++,"Shape"!==r.nodeType&&(i=i.concat(r.getChildren().toArray())),r._id===s._id&&(a=n);0<i.length&&i[0].getDepth()<=o&&t(i)}(s.getStage().getChildren()),h},getDepth:function(){for(var t=0,e=this.parent;e;)t++,e=e.parent;return t},setPosition:function(t){return this.setX(t.x),this.setY(t.y),this},getPosition:function(){return{x:this.getX(),y:this.getY()}},getAbsolutePosition:function(t){var e=this.getAbsoluteTransform(t).getMatrix(),i=new v.Transform,n=this.offset();return i.m=e.slice(),i.translate(n.x,n.y),i.getTranslation()},setAbsolutePosition:function(t){var e,i=this._clearTransform();return this.attrs.x=i.x,this.attrs.y=i.y,delete i.x,delete i.y,(e=this.getAbsoluteTransform()).invert(),e.translate(t.x,t.y),t={x:this.attrs.x+e.getTranslation().x,y:this.attrs.y+e.getTranslation().y},this.setPosition({x:t.x,y:t.y}),this._setTransform(i),this},_setTransform:function(t){var e;for(e in t)this.attrs[e]=t[e];this._clearCache(n),this._clearSelfAndDescendantCache(i)},_clearTransform:function(){var t={x:this.getX(),y:this.getY(),rotation:this.getRotation(),scaleX:this.getScaleX(),scaleY:this.getScaleY(),offsetX:this.getOffsetX(),offsetY:this.getOffsetY(),skewX:this.getSkewX(),skewY:this.getSkewY()};return this.attrs.x=0,this.attrs.y=0,this.attrs.rotation=0,this.attrs.scaleX=1,this.attrs.scaleY=1,this.attrs.offsetX=0,this.attrs.offsetY=0,this.attrs.skewX=0,this.attrs.skewY=0,this._clearCache(n),this._clearSelfAndDescendantCache(i),t},move:function(t){var e=t.x,i=t.y,n=this.getX(),a=this.getY();return void 0!==e&&(n+=e),void 0!==i&&(a+=i),this.setPosition({x:n,y:a}),this},_eachAncestorReverse:function(t,e){var i,n,a=[],r=this.getParent();if(e&&e._id===this._id)t(this);else{for(a.unshift(this);r&&(!e||r._id!==e._id);)a.unshift(r),r=r.parent;for(i=a.length,n=0;n<i;n++)t(a[n])}},rotate:function(t){return this.setRotation(this.getRotation()+t),this},moveToTop:function(){if(!this.parent)return v.Util.warn("Node has no parent. moveToTop function is ignored."),!1;var t=this.index;return this.parent.children.splice(t,1),this.parent.children.push(this),this.parent._setChildrenIndices(),!0},moveUp:function(){if(!this.parent)return v.Util.warn("Node has no parent. moveUp function is ignored."),!1;var t=this.index;return t<this.parent.getChildren().length-1&&(this.parent.children.splice(t,1),this.parent.children.splice(t+1,0,this),this.parent._setChildrenIndices(),!0)},moveDown:function(){if(!this.parent)return v.Util.warn("Node has no parent. moveDown function is ignored."),!1;var t=this.index;return 0<t&&(this.parent.children.splice(t,1),this.parent.children.splice(t-1,0,this),this.parent._setChildrenIndices(),!0)},moveToBottom:function(){if(!this.parent)return v.Util.warn("Node has no parent. moveToBottom function is ignored."),!1;var t=this.index;return 0<t&&(this.parent.children.splice(t,1),this.parent.children.unshift(this),this.parent._setChildrenIndices(),!0)},setZIndex:function(t){if(!this.parent)return v.Util.warn("Node has no parent. zIndex parameter is ignored."),!1;var e=this.index;return this.parent.children.splice(e,1),this.parent.children.splice(t,0,this),this.parent._setChildrenIndices(),this},getAbsoluteOpacity:function(){return this._getCache(p,this._getAbsoluteOpacity)},_getAbsoluteOpacity:function(){var t=this.getOpacity(),e=this.getParent();return e&&!e._isUnderCache&&(t*=this.getParent().getAbsoluteOpacity()),t},moveTo:function(t){return this.getParent()!==t&&((this.__originalRemove||this.remove).call(this),t.add(this)),this},toObject:function(){var t,e,i,n={},a=this.getAttrs();for(t in n.attrs={},a)e=a[t],i="function"==typeof this[t]&&this[t],delete a[t],(i?i.call(this):null)!==(a[t]=e)&&(n.attrs[t]=e);return n.className=this.getClassName(),v.Util._prepareToStringify(n)},toJSON:function(){return JSON.stringify(this.toObject())},getParent:function(){return this.parent},findAncestors:function(t,e,i){var n=[];e&&this._isMatch(t)&&n.push(this);for(var a=this.parent;a;){if(a===i)return n;a._isMatch(t)&&n.push(a),a=a.parent}return n},findAncestor:function(t,e,i){return this.findAncestors(t,e,i)[0]},_isMatch:function(t){if(!t)return!1;var e,i,n=t.replace(/ /g,"").split(","),a=n.length;for(e=0;e<a;e++)if(i=n[e],v.Util.isValidSelector(i)||(v.Util.warn('Selector "'+i+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),v.Util.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),v.Util.warn("Konva is awesome, right?")),"#"===i.charAt(0)){if(this.id()===i.slice(1))return!0}else if("."===i.charAt(0)){if(this.hasName(i.slice(1)))return!0}else if(0!==this._get(i).length)return!0;return!1},getLayer:function(){var t=this.getParent();return t?t.getLayer():null},getStage:function(){return this._getCache("stage",this._getStage)},_getStage:function(){var t=this.getParent();return t?t.getStage():void 0},fire:function(t,e,i){return(e=e||{}).target=e.target||this,i?this._fireAndBubble(t,e):this._fire(t,e),this},getAbsoluteTransform:function(t){return t?this._getAbsoluteTransform(t):this._getCache(i,this._getAbsoluteTransform)},_getAbsoluteTransform:function(t){var i=new v.Transform;return this._eachAncestorReverse(function(t){var e=t.transformsEnabled();"all"===e?i.multiply(t.getTransform()):"position"===e&&i.translate(t.getX()-t.getOffsetX(),t.getY()-t.getOffsetY())},t),i},getAbsoluteScale:function(t){return t?this._getAbsoluteScale(t):this._getCache(m,this._getAbsoluteScale)},_getAbsoluteScale:function(t){for(var e=this;e;)e._isUnderCache&&(t=e),e=e.getParent();var i=1,n=1;return this._eachAncestorReverse(function(t){i*=t.scaleX(),n*=t.scaleY()},t),{x:i,y:n}},getTransform:function(){return this._getCache(n,this._getTransform)},_getTransform:function(){var t=new v.Transform,e=this.getX(),i=this.getY(),n=v.getAngle(this.getRotation()),a=this.getScaleX(),r=this.getScaleY(),o=this.getSkewX(),s=this.getSkewY(),h=this.getOffsetX(),l=this.getOffsetY();return 0===e&&0===i||t.translate(e,i),0!==n&&t.rotate(n),0===o&&0===s||t.skew(o,s),1===a&&1===r||t.scale(a,r),0===h&&0===l||t.translate(-1*h,-1*l),t},clone:function(t){var e,i,n,a,r,o=v.Util.cloneObject(this.attrs);for(var s in l){delete o[l[s]]}for(e in t)o[e]=t[e];var h=new this.constructor(o);for(e in this.eventListeners)for(n=(i=this.eventListeners[e]).length,a=0;a<n;a++)(r=i[a]).name.indexOf("konva")<0&&(h.eventListeners[e]||(h.eventListeners[e]=[]),h.eventListeners[e].push(r));return h},_toKonvaCanvas:function(t){t=t||{};var e=this.getClientRect(),i=this.getStage(),n=void 0!==t.x?t.x:e.x,a=void 0!==t.y?t.y:e.y,r=t.pixelRatio||1,o=new v.SceneCanvas({width:t.width||e.width||(i?i.getWidth():0),height:t.height||e.height||(i?i.getHeight():0),pixelRatio:r}),s=o.getContext();return s.save(),(n||a)&&s.translate(-1*n,-1*a),this.drawScene(o),s.restore(),o},toCanvas:function(t){return this._toKonvaCanvas(t)._canvas},toDataURL:function(t){var e=(t=t||{}).mimeType||null,i=t.quality||null,n=this._toKonvaCanvas(t).toDataURL(e,i);return t.callback&&t.callback(n),n},toImage:function(t){if(!t||!t.callback)throw"callback required for toImage method config argument";var e=t.callback;delete t.callback,v.Util._getImage(this.toDataURL(t),function(t){e(t)})},setSize:function(t){return this.setWidth(t.width),this.setHeight(t.height),this},getSize:function(){return{width:this.getWidth(),height:this.getHeight()}},getWidth:function(){return this.attrs.width||0},getHeight:function(){return this.attrs.height||0},getClassName:function(){return this.className||this.nodeType},getType:function(){return this.nodeType},getDragDistance:function(){return void 0!==this.attrs.dragDistance?this.attrs.dragDistance:this.parent?this.parent.getDragDistance():v.dragDistance},_get:function(t){return this.className===t||this.nodeType===t?[this]:[]},_off:function(t,e,i){var n,a,r,o=this.eventListeners[t];for(n=0;n<o.length;n++)if(a=o[n].name,r=o[n].handler,!("konva"===a&&"konva"!==e||e&&a!==e||i&&i!==r)){if(o.splice(n,1),0===o.length){delete this.eventListeners[t];break}n--}},_fireChangeEvent:function(t,e,i){this._fire(t+"Change",{oldVal:e,newVal:i})},setId:function(t){var e=this.getId();return v._removeId(e),v._addId(this,t),this._setAttr("id",t),this},setName:function(t){var e,i,n=(this.getName()||"").split(/\s/g),a=(t||"").split(/\s/g);for(i=0;i<n.length;i++)e=n[i],-1===a.indexOf(e)&&e&&v._removeName(e,this._id);for(i=0;i<a.length;i++)e=a[i],-1===n.indexOf(e)&&e&&v._addName(this,e);return this._setAttr("name",t),this},addName:function(t){if(!this.hasName(t)){var e=this.name(),i=e?e+" "+t:t;this.setName(i)}return this},hasName:function(t){return-1!==(this.name()||"").split(/\s/g).indexOf(t)},removeName:function(t){var e=(this.name()||"").split(/\s/g),i=e.indexOf(t);return-1!==i&&(e.splice(i,1),this.setName(e.join(" "))),this},setAttr:function(t,e){var i=this["set"+v.Util._capitalize(t)];return v.Util._isFunction(i)?i.call(this,e):this._setAttr(t,e),this},_setAttr:function(t,e){var i;(i=this.attrs[t])===e&&!v.Util.isObject(e)||(null==e?delete this.attrs[t]:this.attrs[t]=e,this._fireChangeEvent(t,i,e))},_setComponentAttr:function(t,e,i){var n;void 0!==i&&((n=this.attrs[t])||(this.attrs[t]=this.getAttr(t)),this.attrs[t][e]=i,this._fireChangeEvent(t,n,i))},_fireAndBubble:function(t,e,i){var n=!0;if(e&&"Shape"===this.nodeType&&(e.target=this),t===r&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))?n=!1:t===o&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))&&(n=!1),n){this._fire(t,e);var a=(t===r||t===o)&&i&&i.isAncestorOf&&i.isAncestorOf(this)&&!i.isAncestorOf(this.parent);(e&&!e.cancelBubble||!e)&&this.parent&&this.parent.isListening()&&!a&&(i&&i.parent?this._fireAndBubble.call(this.parent,t,e,i.parent):this._fireAndBubble.call(this.parent,t,e))}},_fire:function(t,e){var i,n=this.eventListeners[t];if((e=e||{}).currentTarget=this,e.type=t,n)for(i=0;i<n.length;i++)n[i].handler.call(this,e)},draw:function(){return this.drawScene(),this.drawHit(),this}}),v.Node.create=function(t,e){return v.Util._isString(t)&&(t=JSON.parse(t)),this._createNode(t,e)},v.Node._createNode=function(t,e){var i,n,a,r=v.Node.prototype.getClassName.call(t),o=t.children;if(e&&(t.attrs.container=e),i=new v[r](t.attrs),o)for(n=o.length,a=0;a<n;a++)i.add(this._createNode(o[a]));return i},v.Factory.addOverloadedGetterSetter(v.Node,"position"),v.Factory.addGetterSetter(v.Node,"x",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"y",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"globalCompositeOperation","source-over",v.Validators.getStringValidator()),v.Factory.addGetterSetter(v.Node,"opacity",1,v.Validators.getNumberValidator()),v.Factory.addGetter(v.Node,"name"),v.Factory.addOverloadedGetterSetter(v.Node,"name"),v.Factory.addGetter(v.Node,"id"),v.Factory.addOverloadedGetterSetter(v.Node,"id"),v.Factory.addGetterSetter(v.Node,"rotation",0,v.Validators.getNumberValidator()),v.Factory.addComponentsGetterSetter(v.Node,"scale",["x","y"]),v.Factory.addGetterSetter(v.Node,"scaleX",1,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"scaleY",1,v.Validators.getNumberValidator()),v.Factory.addComponentsGetterSetter(v.Node,"skew",["x","y"]),v.Factory.addGetterSetter(v.Node,"skewX",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"skewY",0,v.Validators.getNumberValidator()),v.Factory.addComponentsGetterSetter(v.Node,"offset",["x","y"]),v.Factory.addGetterSetter(v.Node,"offsetX",0,v.Validators.getNumberValidator()),v.Factory.addGetterSetter(v.Node,"offsetY",0,v.Validators.getNumberValidator()),v.Factory.addSetter(v.Node,"dragDistance",v.Validators.getNumberValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"dragDistance"),v.Factory.addSetter(v.Node,"width",v.Validators.getNumberValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"width"),v.Factory.addSetter(v.Node,"height",v.Validators.getNumberValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"height"),v.Factory.addGetterSetter(v.Node,"listening","inherit",function(t){return!0===t||!1===t||"inherit"===t||v.Util.warn(t+' is a not valid value for "listening" attribute. The value may be true, false or "inherit".'),t}),v.Factory.addGetterSetter(v.Node,"preventDefault",!0,v.Validators.getBooleanValidator()),v.Factory.addGetterSetter(v.Node,"filters",null,function(t){return this._filterUpToDate=!1,t}),v.Factory.addGetterSetter(v.Node,"visible","inherit",function(t){return!0===t||!1===t||"inherit"===t||v.Util.warn(t+' is a not valid value for "visible" attribute. The value may be true, false or "inherit".'),t}),v.Factory.addGetterSetter(v.Node,"transformsEnabled","all",v.Validators.getStringValidator()),v.Factory.addOverloadedGetterSetter(v.Node,"size"),v.Factory.backCompat(v.Node,{rotateDeg:"rotate",setRotationDeg:"setRotation",getRotationDeg:"getRotation"}),v.Collection.mapMethods(v.Node)}(Konva),function(){"use strict";Konva.Filters.Grayscale=function(t){var e,i,n=t.data,a=n.length;for(e=0;e<a;e+=4)i=.34*n[e]+.5*n[e+1]+.16*n[e+2],n[e]=i,n[e+1]=i,n[e+2]=i}}(),function(t){"use strict";t.Filters.Brighten=function(t){var e,i=255*this.brightness(),n=t.data,a=n.length;for(e=0;e<a;e+=4)n[e]+=i,n[e+1]+=i,n[e+2]+=i},t.Factory.addGetterSetter(t.Node,"brightness",0,t.Validators.getNumberValidator(),t.Factory.afterSetFilter)}(Konva),function(){"use strict";Konva.Filters.Invert=function(t){var e,i=t.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]}}(),function(t){"use strict";function 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e=Math.round(this.blurRadius());0<e&&function(t,e){var i,n,a,r,o,s,h,l,c,d,u,g,f,v,p,m,_,y,K,S,b,x,C,w,F=t.data,T=t.width,P=t.height,A=e+e+1,k=T-1,M=P-1,G=e+1,N=G*(G+1)/2,R=new E,D=null,L=R,O=null,V=null,U=B[e],I=z[e];for(a=1;a<A;a++)L=L.next=new E,a===G&&(D=L);for(L.next=R,h=s=0,n=0;n<P;n++){for(m=_=y=K=l=c=d=u=0,g=G*(S=F[s]),f=G*(b=F[s+1]),v=G*(x=F[s+2]),p=G*(C=F[s+3]),l+=N*S,c+=N*b,d+=N*x,u+=N*C,L=R,a=0;a<G;a++)L.r=S,L.g=b,L.b=x,L.a=C,L=L.next;for(a=1;a<G;a++)r=s+((k<a?k:a)<<2),l+=(L.r=S=F[r])*(w=G-a),c+=(L.g=b=F[r+1])*w,d+=(L.b=x=F[r+2])*w,u+=(L.a=C=F[r+3])*w,m+=S,_+=b,y+=x,K+=C,L=L.next;for(O=R,V=D,i=0;i<T;i++)F[s+3]=C=u*U>>I,0!==C?(C=255/C,F[s]=(l*U>>I)*C,F[s+1]=(c*U>>I)*C,F[s+2]=(d*U>>I)*C):F[s]=F[s+1]=F[s+2]=0,l-=g,c-=f,d-=v,u-=p,g-=O.r,f-=O.g,v-=O.b,p-=O.a,r=h+((r=i+e+1)<k?r:k)<<2,l+=m+=O.r=F[r],c+=_+=O.g=F[r+1],d+=y+=O.b=F[r+2],u+=K+=O.a=F[r+3],O=O.next,g+=S=V.r,f+=b=V.g,v+=x=V.b,p+=C=V.a,m-=S,_-=b,y-=x,K-=C,V=V.next,s+=4;h+=T}for(i=0;i<T;i++){for(_=y=K=m=c=d=u=l=0,g=G*(S=F[s=i<<2]),f=G*(b=F[s+1]),v=G*(x=F[s+2]),p=G*(C=F[s+3]),l+=N*S,c+=N*b,d+=N*x,u+=N*C,L=R,a=0;a<G;a++)L.r=S,L.g=b,L.b=x,L.a=C,L=L.next;for(o=T,a=1;a<=e;a++)s=o+i<<2,l+=(L.r=S=F[s])*(w=G-a),c+=(L.g=b=F[s+1])*w,d+=(L.b=x=F[s+2])*w,u+=(L.a=C=F[s+3])*w,m+=S,_+=b,y+=x,K+=C,L=L.next,a<M&&(o+=T);for(s=i,O=R,V=D,n=0;n<P;n++)F[3+(r=s<<2)]=C=u*U>>I,0<C?(C=255/C,F[r]=(l*U>>I)*C,F[r+1]=(c*U>>I)*C,F[r+2]=(d*U>>I)*C):F[r]=F[r+1]=F[r+2]=0,l-=g,c-=f,d-=v,u-=p,g-=O.r,f-=O.g,v-=O.b,p-=O.a,r=i+((r=n+G)<M?r:M)*T<<2,l+=m+=O.r=F[r],c+=_+=O.g=F[r+1],d+=y+=O.b=F[r+2],u+=K+=O.a=F[r+3],O=O.next,g+=S=V.r,f+=b=V.g,v+=x=V.b,p+=C=V.a,m-=S,_-=b,y-=x,K-=C,V=V.next,s+=T}}(t,e)},t.Factory.addGetterSetter(t.Node,"blurRadius",0,t.Validators.getNumberValidator(),t.Factory.afterSetFilter)}(Konva),function(){"use strict";function d(t,e,i){var n=4*(i*t.width+e),a=[];return a.push(t.data[n++],t.data[n++],t.data[n++],t.data[n++]),a}function u(t,e){return Math.sqrt(Math.pow(t[0]-e[0],2)+Math.pow(t[1]-e[1],2)+Math.pow(t[2]-e[2],2))}Konva.Filters.Mask=function(t){var e=function(t,e){var i=d(t,0,0),n=d(t,t.width-1,0),a=d(t,0,t.height-1),r=d(t,t.width-1,t.height-1),o=e||10;if(u(i,n)<o&&u(n,r)<o&&u(r,a)<o&&u(a,i)<o){for(var s=function(t){for(var e=[0,0,0],i=0;i<t.length;i++)e[0]+=t[i][0],e[1]+=t[i][1],e[2]+=t[i][2];return e[0]/=t.length,e[1]/=t.length,e[2]/=t.length,e}([n,i,r,a]),h=[],l=0;l<t.width*t.height;l++){var c=u(s,[t.data[4*l],t.data[4*l+1],t.data[4*l+2]]);h[l]=c<o?0:255}return h}}(t,this.threshold());return e&&function(t,e){for(var i=0;i<t.width*t.height;i++)t.data[4*i+3]=e[i]}(t,e=function(t,e,i){for(var n=[1/9,1/9,1/9,1/9,1/9,1/9,1/9,1/9,1/9],a=Math.round(Math.sqrt(n.length)),r=Math.floor(a/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,c=0,d=0;d<a;d++)for(var u=0;u<a;u++){var g=s+d-r,f=h+u-r;if(0<=g&&g<i&&0<=f&&f<e){var v=n[d*a+u];c+=t[g*e+f]*v}}o[l]=c}return o}(e=function(t,e,i){for(var n=[1,1,1,1,1,1,1,1,1],a=Math.round(Math.sqrt(n.length)),r=Math.floor(a/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,c=0,d=0;d<a;d++)for(var u=0;u<a;u++){var g=s+d-r,f=h+u-r;if(0<=g&&g<i&&0<=f&&f<e){var v=n[d*a+u];c+=t[g*e+f]*v}}o[l]=1020<=c?255:0}return o}(e=function(t,e,i){for(var n=[1,1,1,1,0,1,1,1,1],a=Math.round(Math.sqrt(n.length)),r=Math.floor(a/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,c=0,d=0;d<a;d++)for(var u=0;u<a;u++){var g=s+d-r,f=h+u-r;if(0<=g&&g<i&&0<=f&&f<e){var v=n[d*a+u];c+=t[g*e+f]*v}}o[l]=2040===c?255:0}return o}(e,t.width,t.height),t.width,t.height),t.width,t.height)),t},Konva.Factory.addGetterSetter(Konva.Node,"threshold",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.RGB=function(t){var e,i,n=t.data,a=n.length,r=this.red(),o=this.green(),s=this.blue();for(e=0;e<a;e+=4)i=(.34*n[e]+.5*n[e+1]+.16*n[e+2])/255,n[e]=i*r,n[e+1]=i*o,n[e+2]=i*s,n[e+3]=n[e+3]},Konva.Factory.addGetterSetter(Konva.Node,"red",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"green",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"blue",0,Konva.Validators.RGBComponent,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.RGBA=function(t){var e,i,n=t.data,a=n.length,r=this.red(),o=this.green(),s=this.blue(),h=this.alpha();for(e=0;e<a;e+=4)i=1-h,n[e]=r*h+n[e]*i,n[e+1]=o*h+n[e+1]*i,n[e+2]=s*h+n[e+2]*i},Konva.Factory.addGetterSetter(Konva.Node,"red",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"green",0,function(t){return this._filterUpToDate=!1,255<t?255:t<0?0:Math.round(t)}),Konva.Factory.addGetterSetter(Konva.Node,"blue",0,Konva.Validators.RGBComponent,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"alpha",1,function(t){return this._filterUpToDate=!1,1<t?1:t<0?0:t})}(),function(){"use strict";Konva.Filters.HSV=function(t){var e,i,n,a,r,o=t.data,s=o.length,h=Math.pow(2,this.value()),l=Math.pow(2,this.saturation()),c=Math.abs(this.hue()+360)%360,d=h*l*Math.cos(c*Math.PI/180),u=h*l*Math.sin(c*Math.PI/180),g=.299*h+.701*d+.167*u,f=.587*h-.587*d+.33*u,v=.114*h-.114*d-.497*u,p=.299*h-.299*d-.328*u,m=.587*h+.413*d+.035*u,_=.114*h-.114*d+.293*u,y=.299*h-.3*d+1.25*u,K=.587*h-.586*d-1.05*u,S=.114*h+.886*d-.2*u;for(e=0;e<s;e+=4)i=o[e+0],n=o[e+1],a=o[e+2],r=o[e+3],o[e+0]=g*i+f*n+v*a,o[e+1]=p*i+m*n+_*a,o[e+2]=y*i+K*n+S*a,o[e+3]=r},Konva.Factory.addGetterSetter(Konva.Node,"hue",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"saturation",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"value",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Factory.addGetterSetter(Konva.Node,"hue",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"saturation",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"luminance",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Filters.HSL=function(t){var e,i,n,a,r,o=t.data,s=o.length,h=Math.pow(2,this.saturation()),l=Math.abs(this.hue()+360)%360,c=127*this.luminance(),d=1*h*Math.cos(l*Math.PI/180),u=1*h*Math.sin(l*Math.PI/180),g=.299+.701*d+.167*u,f=.587-.587*d+.33*u,v=.114-.114*d-.497*u,p=.299-.299*d-.328*u,m=.587+.413*d+.035*u,_=.114-.114*d+.293*u,y=.299-.3*d+1.25*u,K=.587-.586*d-1.05*u,S=.114+.886*d-.2*u;for(e=0;e<s;e+=4)i=o[e+0],n=o[e+1],a=o[e+2],r=o[e+3],o[e+0]=g*i+f*n+v*a+c,o[e+1]=p*i+m*n+_*a+c,o[e+2]=y*i+K*n+S*a+c,o[e+3]=r}}(),function(){"use strict";Konva.Filters.Emboss=function(t){var e=10*this.embossStrength(),i=255*this.embossWhiteLevel(),n=this.embossDirection(),a=this.embossBlend(),r=0,o=0,s=t.data,h=t.width,l=t.height,c=4*h,d=l;switch(n){case"top-left":o=r=-1;break;case"top":r=-1,o=0;break;case"top-right":r=-1,o=1;break;case"right":r=0,o=1;break;case"bottom-right":o=r=1;break;case"bottom":r=1,o=0;break;case"bottom-left":o=-(r=1);break;case"left":r=0,o=-1;break;default:Konva.Util.error("Unknown emboss direction: "+n)}do{var u=(d-1)*c,g=r;d+g<1&&(g=0),l<d+g&&(g=0);var f=(d-1+g)*h*4,v=h;do{var p=u+4*(v-1),m=o;v+m<1&&(m=0),h<v+m&&(m=0);var _=f+4*(v-1+m),y=s[p]-s[_],K=s[p+1]-s[_+1],S=s[p+2]-s[_+2],b=y,x=0<b?b:-b;if(x<(0<K?K:-K)&&(b=K),x<(0<S?S:-S)&&(b=S),b*=e,a){var C=s[p]+b,w=s[p+1]+b,F=s[p+2]+b;s[p]=255<C?255:C<0?0:C,s[p+1]=255<w?255:w<0?0:w,s[p+2]=255<F?255:F<0?0:F}else{var T=i-b;T<0?T=0:255<T&&(T=255),s[p]=s[p+1]=s[p+2]=T}}while(--v)}while(--d)},Konva.Factory.addGetterSetter(Konva.Node,"embossStrength",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossWhiteLevel",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossDirection","top-left",null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossBlend",!1,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";function x(t,e,i,n,a){var r=i-e,o=a-n;return 0===r?n+o/2:0===o?n:o*((t-e)/r)+n}Konva.Filters.Enhance=function(t){var e,i,n,a,r=t.data,o=r.length,s=r[0],h=s,l=r[1],c=l,d=r[2],u=d,g=this.enhance();if(0!==g){for(a=0;a<o;a+=4)(e=r[a+0])<s?s=e:h<e&&(h=e),(i=r[a+1])<l?l=i:c<i&&(c=i),(n=r[a+2])<d?d=n:u<n&&(u=n);var f,v,p,m,_,y,K,S,b;for(h===s&&(h=255,s=0),c===l&&(c=255,l=0),u===d&&(u=255,d=0),b=0<g?(v=h+g*(255-h),p=s-g*(s-0),_=c+g*(255-c),y=l-g*(l-0),S=u+g*(255-u),d-g*(d-0)):(v=h+g*(h-(f=.5*(h+s))),p=s+g*(s-f),_=c+g*(c-(m=.5*(c+l))),y=l+g*(l-m),S=u+g*(u-(K=.5*(u+d))),d+g*(d-K)),a=0;a<o;a+=4)r[a+0]=x(r[a+0],s,h,p,v),r[a+1]=x(r[a+1],l,c,y,_),r[a+2]=x(r[a+2],d,u,b,S)}},Konva.Factory.addGetterSetter(Konva.Node,"enhance",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Posterize=function(t){var e,i=Math.round(254*this.levels())+1,n=t.data,a=n.length,r=255/i;for(e=0;e<a;e+=1)n[e]=Math.floor(n[e]/r)*r},Konva.Factory.addGetterSetter(Konva.Node,"levels",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Noise=function(t){var e,i=255*this.noise(),n=t.data,a=n.length,r=i/2;for(e=0;e<a;e+=4)n[e+0]+=r-2*r*Math.random(),n[e+1]+=r-2*r*Math.random(),n[e+2]+=r-2*r*Math.random()},Konva.Factory.addGetterSetter(Konva.Node,"noise",.2,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Pixelate=function(t){var e,i,n,a,r,o,s,h,l,c,d,u,g,f,v=Math.ceil(this.pixelSize()),p=t.width,m=t.height,_=Math.ceil(p/v),y=Math.ceil(m/v);if(t=t.data,v<=0)Konva.Util.error("pixelSize value can not be <= 0");else for(u=0;u<_;u+=1)for(g=0;g<y;g+=1){for(l=(h=u*v)+v,d=(c=g*v)+v,f=s=o=r=a=0,e=h;e<l;e+=1)if(!(p<=e))for(i=c;i<d;i+=1)m<=i||(a+=t[(n=4*(p*i+e))+0],r+=t[n+1],o+=t[n+2],s+=t[n+3],f+=1);for(a/=f,r/=f,o/=f,s/=f,e=h;e<l;e+=1)if(!(p<=e))for(i=c;i<d;i+=1)m<=i||(t[(n=4*(p*i+e))+0]=a,t[n+1]=r,t[n+2]=o,t[n+3]=s)}},Konva.Factory.addGetterSetter(Konva.Node,"pixelSize",8,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Threshold=function(t){var e,i=255*this.threshold(),n=t.data,a=n.length;for(e=0;e<a;e+=1)n[e]=n[e]<i?0:255},Konva.Factory.addGetterSetter(Konva.Node,"threshold",.5,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(){"use strict";
/**
   * Sepia Filter
   * Based on: Pixastic Lib - Sepia filter - v0.1.0
   * Copyright (c) 2008 Jacob Seidelin, jseidelin@nihilogic.dk, http://blog.nihilogic.dk/
   * @function
   * @name Sepia
   * @memberof Konva.Filters
   * @param {Object} imageData
   * @author Jacob Seidelin <jseidelin@nihilogic.dk>
   * @license MPL v1.1 [http://www.pixastic.com/lib/license.txt]
   * @example
   * node.cache();
   * node.filters([Konva.Filters.Sepia]);
   */Konva.Filters.Sepia=function(t){var e,i,n,a,r,o,s,h,l,c=t.data,d=t.width,u=t.height,g=4*d;do{for(e=(u-1)*g,i=d;s=.393*(a=c[n=e+4*(i-1)])+.769*(r=c[n+1])+.189*(o=c[n+2]),h=.349*a+.686*r+.168*o,l=.272*a+.534*r+.131*o,c[n]=255<s?255:s,c[n+1]=255<h?255:h,c[n+2]=255<l?255:l,c[n+3]=c[n+3],--i;);}while(--u)}}(),function(){"use strict";Konva.Filters.Solarize=function(t){var e=t.data,i=t.width,n=4*i,a=t.height;do{var r=(a-1)*n,o=i;do{var s=r+4*(o-1),h=e[s],l=e[s+1],c=e[s+2];127<h&&(h=255-h),127<l&&(l=255-l),127<c&&(c=255-c),e[s]=h,e[s+1]=l,e[s+2]=c}while(--o)}while(--a)}}(),function(){"use strict";Konva.Filters.Kaleidoscope=function(t){var e,i,n,a,r,o,s,h,l,c=t.width,d=t.height,u=Math.round(this.kaleidoscopePower()),g=Math.round(this.kaleidoscopeAngle()),f=Math.floor(c*(g%360)/360);if(!(u<1)){var v=Konva.Util.createCanvasElement();v.width=c,v.height=d;var p=v.getContext("2d").getImageData(0,0,c,d);!function(t,e,i){var n,a,r,o,s=t.data,h=e.data,l=t.width,c=t.height,d=i.polarCenterX||l/2,u=i.polarCenterY||c/2,g=0,f=0,v=0,p=0,m=Math.sqrt(d*d+u*u);a=l-d,r=c-u,m=m<(o=Math.sqrt(a*a+r*r))?o:m;var _,y,K,S,b=c,x=l,C=360/x*Math.PI/180;for(y=0;y<x;y+=1)for(K=Math.sin(y*C),S=Math.cos(y*C),_=0;_<b;_+=1)a=Math.floor(d+m*_/b*S),g=s[0+(n=4*((r=Math.floor(u+m*_/b*K))*l+a))],f=s[n+1],v=s[n+2],p=s[n+3],h[0+(n=4*(y+_*l))]=g,h[n+1]=f,h[n+2]=v,h[n+3]=p}(t,p,{polarCenterX:c/2,polarCenterY:d/2});for(var m=c/Math.pow(2,u);m<=8;)m*=2,u-=1;var _=m=Math.ceil(m),y=0,K=_,S=1;for(c<f+m&&(y=_,K=0,S=-1),i=0;i<d;i+=1)for(e=y;e!==K;e+=S)h=4*(c*i+Math.round(e+f)%c),a=p.data[h+0],r=p.data[h+1],o=p.data[h+2],s=p.data[h+3],l=4*(c*i+e),p.data[l+0]=a,p.data[l+1]=r,p.data[l+2]=o,p.data[l+3]=s;for(i=0;i<d;i+=1)for(_=Math.floor(m),n=0;n<u;n+=1){for(e=0;e<_+1;e+=1)h=4*(c*i+e),a=p.data[h+0],r=p.data[h+1],o=p.data[h+2],s=p.data[h+3],l=4*(c*i+2*_-e-1),p.data[l+0]=a,p.data[l+1]=r,p.data[l+2]=o,p.data[l+3]=s;_*=2}!function(t,e,i){var n,a,r,o,s,h,l=t.data,c=e.data,d=t.width,u=t.height,g=i.polarCenterX||d/2,f=i.polarCenterY||u/2,v=0,p=0,m=0,_=0,y=Math.sqrt(g*g+f*f);a=d-g,r=u-f,y=y<(h=Math.sqrt(a*a+r*r))?h:y;var K,S,b,x=u,C=d,w=i.polarRotation||0;for(a=0;a<d;a+=1)for(r=0;r<u;r+=1)o=a-g,s=r-f,K=Math.sqrt(o*o+s*s)*x/y,S=(S=(180*Math.atan2(s,o)/Math.PI+360+w)%360)*C/360,b=Math.floor(S),v=l[0+(n=4*(Math.floor(K)*d+b))],p=l[n+1],m=l[n+2],_=l[n+3],c[0+(n=4*(r*d+a))]=v,c[n+1]=p,c[n+2]=m,c[n+3]=_}(p,t,{polarRotation:0})}},Konva.Factory.addGetterSetter(Konva.Node,"kaleidoscopePower",2,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"kaleidoscopeAngle",0,Konva.Validators.getNumberValidator(),Konva.Factory.afterSetFilter)}(),function(t){"use strict";t.Filters.Contrast=function(t){var e,i=Math.pow((parseInt(this.contrast())+100)/100,2),n=t.data,a=n.length,r=150,o=150,s=150;for(e=0;e<a;e+=4)r=n[e],o=n[e+1],s=n[e+2],r/=255,r-=.5,r*=i,r+=.5,o/=255,o-=.5,o*=i,o+=.5,s/=255,s-=.5,s*=i,s+=.5,r=(r*=255)<0?0:255<r?255:r,o=(o*=255)<0?0:255<o?255:o,s=(s*=255)<0?0:255<s?255:s,n[e]=r,n[e+1]=o,n[e+2]=s},t.Factory.addGetterSetter(t.Node,"contrast",0,t.Validators.getNumberValidator(),t.Factory.afterSetFilter)}(Konva),function(){"use strict";Konva.Container=function(t){this.__init(t)},Konva.Util.addMethods(Konva.Container,{__init:function(t){this.children=new Konva.Collection,Konva.Node.call(this,t)},getChildren:function(e){if(!e)return this.children;var i=new Konva.Collection;return this.children.each(function(t){e(t)&&i.push(t)}),i},hasChildren:function(){return 0<this.getChildren().length},removeChildren:function(){for(var t,e=Konva.Collection.toCollection(this.children),i=0;i<e.length;i++)delete(t=e[i]).parent,t.index=0,t.remove();return e=null,this.children=new Konva.Collection,this},destroyChildren:function(){for(var t,e=Konva.Collection.toCollection(this.children),i=0;i<e.length;i++)delete(t=e[i]).parent,t.index=0,t.destroy();return e=null,this.children=new Konva.Collection,this},add:function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}if(t.getParent())return t.moveTo(this),this;var i=this.children;return this._validateAdd(t),t.index=i.length,t.parent=this,i.push(t),this._fire("add",{child:t}),Konva.DD&&t.isDragging()&&Konva.DD.anim.setLayers(t.getLayer()),this},destroy:function(){return this.hasChildren()&&this.destroyChildren(),Konva.Node.prototype.destroy.call(this),this},find:function(t){return this._generalFind(t,!1)},findOne:function(t){var e=this._generalFind(t,!0);return 0<e.length?e[0]:void 0},_generalFind:function(t,e){var i=[];return"string"==typeof t?i=this._findByString(t,e):"function"==typeof t&&(i=this._findByFunction(t,e)),Konva.Collection.toCollection(i)},_findByString:function(t){var e,i,n,a,r,o,s,h=[],l=t.replace(/ /g,"").split(","),c=l.length;for(e=0;e<c;e++){if(n=l[e],!Konva.Util.isValidSelector(n)){var d='Selector "'+n+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".\nIf you have a custom shape with such className, please change it to start with upper letter like "Triangle".\nKonva is awesome, right?';Konva.Util.warn(d)}if("#"===n.charAt(0))(r=this._getNodeById(n.slice(1)))&&h.push(r);else if("."===n.charAt(0))a=this._getNodesByName(n.slice(1)),h=h.concat(a);else for(s=(o=this.getChildren()).length,i=0;i<s;i++)h=h.concat(o[i]._get(n))}return h},_findByFunction:function(a,r){var o=[],s=function(t){if(!(r&&0<o.length)){var e=t.getChildren(),i=e.length;a(t)&&(o=o.concat(t));for(var n=0;n<i;n++)s(e[n])}};return s(this),o},_getNodeById:function(t){var e=Konva.ids[t];return void 0!==e&&this.isAncestorOf(e)?e:null},_getNodesByName:function(t){var e=Konva.names[t]||[];return this._getDescendants(e)},_get:function(t){for(var e=Konva.Node.prototype._get.call(this,t),i=this.getChildren(),n=i.length,a=0;a<n;a++)e=e.concat(i[a]._get(t));return e},toObject:function(){var t=Konva.Node.prototype.toObject.call(this);t.children=[];for(var e=this.getChildren(),i=e.length,n=0;n<i;n++){var a=e[n];t.children.push(a.toObject())}return t},_getDescendants:function(t){for(var e=[],i=t.length,n=0;n<i;n++){var a=t[n];this.isAncestorOf(a)&&e.push(a)}return e},isAncestorOf:function(t){for(var e=t.getParent();e;){if(e._id===this._id)return!0;e=e.getParent()}return!1},clone:function(t){var e=Konva.Node.prototype.clone.call(this,t);return this.getChildren().each(function(t){e.add(t.clone())}),e},getAllIntersections:function(e){var i=[];return this.find("Shape").each(function(t){t.isVisible()&&t.intersects(e)&&i.push(t)}),i},_setChildrenIndices:function(){this.children.each(function(t,e){t.index=e})},drawScene:function(t,e,i){var n=this.getLayer(),a=t||n&&n.getCanvas(),r=a&&a.getContext(),o=this._cache.canvas,s=o&&o.scene;return(this.isVisible()||i)&&(!i&&s?(r.save(),n._applyTransform(this,r,e),this._drawCachedSceneCanvas(r),r.restore()):this._drawChildren(a,"drawScene",e,!1,i)),this},drawHit:function(t,e,i){var n=this.getLayer(),a=t||n&&n.hitCanvas,r=a&&a.getContext(),o=this._cache.canvas,s=o&&o.hit;return(this.shouldDrawHit(a)||i)&&(n&&n.clearHitCache(),!i&&s?(r.save(),n._applyTransform(this,r,e),this._drawCachedHitCanvas(r),r.restore()):this._drawChildren(a,"drawHit",e)),this},_drawChildren:function(e,i,n,a,r){var t,o,s=this.getLayer(),h=e&&e.getContext(),l=this.getClipWidth(),c=this.getClipHeight(),d=this.getClipFunc(),u=l&&c||d;if(u&&s){h.save();var g=this.getAbsoluteTransform(n),f=g.getMatrix();h.transform(f[0],f[1],f[2],f[3],f[4],f[5]),h.beginPath(),d?d.call(this,h,this):(t=this.getClipX(),o=this.getClipY(),h.rect(t,o,l,c)),h.clip(),f=g.copy().invert().getMatrix(),h.transform(f[0],f[1],f[2],f[3],f[4],f[5])}this.children.each(function(t){t[i](e,n,a,r)}),u&&h.restore()},shouldDrawHit:function(t){var e=this.getLayer(),i=Konva.DD&&Konva.isDragging()&&-1!==Konva.DD.anim.getLayers().indexOf(e);return t&&t.isCache||e&&e.hitGraphEnabled()&&this.isVisible()&&!i},getClientRect:function(i){var n,a,r,o,t=(i=i||{}).skipTransform,e=i.relativeTo,s={x:1/0,y:1/0,width:0,height:0},h=this;this.children.each(function(t){if(t.getVisible()){var e=t.getClientRect({relativeTo:h,skipShadow:i.skipShadow,skipStroke:i.skipStroke});0===e.width&&0===e.height||(o=void 0===n?(n=e.x,a=e.y,r=e.x+e.width,e.y+e.height):(n=Math.min(n,e.x),a=Math.min(a,e.y),r=Math.max(r,e.x+e.width),Math.max(o,e.y+e.height)))}});for(var l=this.find("Shape"),c=!1,d=0;d<l.length;d++){if(l[d]._isVisible(this)){c=!0;break}}return s=c?{x:n,y:a,width:r-n,height:o-a}:{x:0,y:0,width:0,height:0},t?s:this._transformedRect(s,e)}}),Konva.Util.extend(Konva.Container,Konva.Node),Konva.Container.prototype.get=Konva.Container.prototype.find,Konva.Factory.addComponentsGetterSetter(Konva.Container,"clip",["x","y","width","height"]),Konva.Factory.addGetterSetter(Konva.Container,"clipX",void 0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Container,"clipY",void 0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Container,"clipWidth",void 0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Container,"clipHeight",void 0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Container,"clipFunc"),Konva.Collection.mapMethods(Konva.Container)}(),function(f){"use strict";var t="hasShadow",e="shadowRGBA";function n(t){t.fill()}function a(t){t.stroke()}function r(t){t.fill()}function o(t){t.stroke()}function s(){this._clearCache(t)}function h(){this._clearCache(e)}f.Shape=function(t){this.__init(t)},f.Util.addMethods(f.Shape,{__init:function(t){this.nodeType="Shape",this._fillFunc=n,this._strokeFunc=a,this._fillFuncHit=r,this._strokeFuncHit=o;for(var e,i=f.shapes;!(e=f.Util.getRandomColor())||e in i;);i[this.colorKey=e]=this,f.Node.call(this,t),this.on("shadowColorChange.konva shadowBlurChange.konva shadowOffsetChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",s),this.on("shadowColorChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",h)},hasChildren:function(){return!1},getChildren:function(){return[]},getContext:function(){return this.getLayer().getContext()},getCanvas:function(){return this.getLayer().getCanvas()},hasShadow:function(){return this._getCache(t,this._hasShadow)},_hasShadow:function(){return this.getShadowEnabled()&&0!==this.getShadowOpacity()&&!!(this.getShadowColor()||this.getShadowBlur()||this.getShadowOffsetX()||this.getShadowOffsetY())},getShadowRGBA:function(){return this._getCache(e,this._getShadowRGBA)},_getShadowRGBA:function(){if(this.hasShadow()){var t=f.Util.colorToRGBA(this.shadowColor());return"rgba("+t.r+","+t.g+","+t.b+","+t.a*(this.getShadowOpacity()||1)+")"}},hasFill:function(){return!!(this.getFill()||this.getFillPatternImage()||this.getFillLinearGradientColorStops()||this.getFillRadialGradientColorStops())},hasStroke:function(){return this.strokeEnabled()&&!(!this.stroke()&&!this.getStrokeLinearGradientColorStops())},intersects:function(t){var e=this.getStage().bufferHitCanvas;return e.getContext().clear(),this.drawHit(e),0<e.context.getImageData(Math.round(t.x),Math.round(t.y),1,1).data[3]},destroy:function(){return f.Node.prototype.destroy.call(this),delete f.shapes[this.colorKey],this},_useBufferCanvas:function(t){return!t&&this.perfectDrawEnabled()&&1!==this.getAbsoluteOpacity()&&this.hasFill()&&this.hasStroke()&&this.getStage()||this.perfectDrawEnabled()&&this.hasShadow()&&1!==this.getAbsoluteOpacity()&&this.hasFill()&&this.hasStroke()&&this.getStage()},getSelfRect:function(){var t=this.getSize();return{x:this._centroid?Math.round(-t.width/2):0,y:this._centroid?Math.round(-t.height/2):0,width:t.width,height:t.height}},getClientRect:function(t){var e=(t=t||{}).skipTransform,i=t.relativeTo,n=this.getSelfRect(),a=!t.skipStroke&&this.hasStroke()&&this.strokeWidth()||0,r=n.width+a,o=n.height+a,s=!t.skipShadow&&this.hasShadow(),h=s?this.shadowOffsetX():0,l=s?this.shadowOffsetY():0,c=r+Math.abs(h),d=o+Math.abs(l),u=s&&this.shadowBlur()||0,g=c+2*u,f=d+2*u,v=0;Math.round(a/2)!==a/2&&(v=1);var p={width:g+v,height:f+v,x:-Math.round(a/2+u)+Math.min(h,0)+n.x,y:-Math.round(a/2+u)+Math.min(l,0)+n.y};return e?p:this._transformedRect(p,i)},drawScene:function(t,e,i,n){var a,r,o=this.getLayer(),s=t||o.getCanvas(),h=s.getContext(),l=this._cache.canvas,c=this.sceneFunc(),d=this.hasShadow(),u=this.hasStroke();if(!this.isVisible()&&!i)return this;if(l)return h.save(),o._applyTransform(this,h,e),this._drawCachedSceneCanvas(h),h.restore(),this;if(!c)return this;if(h.save(),this._useBufferCanvas(i)&&!n){if((r=(a=this.getStage().bufferCanvas).getContext()).clear(),r.save(),r._applyLineJoin(this),!i)if(o)o._applyTransform(this,r,e);else{var g=this.getAbsoluteTransform(e).getMatrix();h.transform(g[0],g[1],g[2],g[3],g[4],g[5])}c.call(this,r,this),r.restore();var f=a.pixelRatio;d&&!s.hitCanvas?(h.save(),h._applyShadow(this),h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(a._canvas,0,0,a.width/f,a.height/f),h.restore()):(h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(a._canvas,0,0,a.width/f,a.height/f))}else{if(h._applyLineJoin(this),!i)if(o)o._applyTransform(this,h,e);else{var v=this.getAbsoluteTransform(e).getMatrix();h.transform(v[0],v[1],v[2],v[3],v[4],v[5])}d&&u&&!s.hitCanvas?(h.save(),i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),h._applyShadow(this),c.call(this,h,this),h.restore(),this.hasFill()&&this.getShadowForStrokeEnabled()&&c.call(this,h,this)):d&&!s.hitCanvas?(h.save(),i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),h._applyShadow(this),c.call(this,h,this),h.restore()):(i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),c.call(this,h,this))}return h.restore(),this},drawHit:function(t,e,i){var n=this.getLayer(),a=t||n.hitCanvas,r=a.getContext(),o=this.hitFunc()||this.sceneFunc(),s=this._cache.canvas,h=s&&s.hit;if(!this.shouldDrawHit(a)&&!i)return this;if(n&&n.clearHitCache(),h)return r.save(),n._applyTransform(this,r,e),this._drawCachedHitCanvas(r),r.restore(),this;if(!o)return this;if(r.save(),r._applyLineJoin(this),!i)if(n)n._applyTransform(this,r,e);else{var l=this.getAbsoluteTransform(e).getMatrix();r.transform(l[0],l[1],l[2],l[3],l[4],l[5])}return o.call(this,r,this),r.restore(),this},drawHitFromCache:function(t){var e,i,n,a,r,o,s=t||0,h=this._cache.canvas,l=this._getCachedSceneCanvas(),c=h.hit,d=c.getContext(),u=c.getWidth(),g=c.getHeight();d.clear(),d.drawImage(l._canvas,0,0,u,g);try{for(n=(i=(e=d.getImageData(0,0,u,g)).data).length,a=f.Util._hexToRgb(this.colorKey),r=0;r<n;r+=4)o=i[r+3],i[r+3]=s<o?(i[r]=a.r,i[r+1]=a.g,i[r+2]=a.b,255):0;d.putImageData(e,0,0)}catch(t){f.Util.error("Unable to draw hit graph from cached scene canvas. "+t.message)}return this}}),f.Util.extend(f.Shape,f.Node),f.Factory.addGetterSetter(f.Shape,"stroke",void 0,f.Validators.getStringValidator()),f.Factory.addGetterSetter(f.Shape,"strokeWidth",2,f.Validators.getNumberValidator()),f.Factory.addGetterSetter(f.Shape,"strokeHitEnabled",!0,f.Validators.getBooleanValidator()),f.Factory.addGetterSetter(f.Shape,"perfectDrawEnabled",!0,f.Validators.getBooleanValidator()),f.Factory.addGetterSetter(f.Shape,"shadowForStrokeEnabled",!0,f.Validators.getBooleanValidator()),f.Factory.addGetterSetter(f.Shape,"lineJoin"),f.Factory.addGetterSetter(f.Shape,"lineCap"),f.Factory.addGetterSetter(f.Shape,"sceneFunc"),f.Factory.addGetterSetter(f.Shape,"hitFunc"),f.Factory.addGetterSetter(f.Shape,"dash"),f.Factory.addGetterSetter(f.Shape,"dashOffset",0,f.Validators.getNumberValidator()),f.Factory.addGetterSetter(f.Shape,"shadowColor",void 0,f.Validators.getStringValidator()),f.Factory.addGetterSetter(f.Shape,"shadowBlur",0,f.Validators.getNumberValidator()),f.Factory.addGetterSetter(f.Shape,"shadowOpacity",1,f.Validators.getNumberValidator()),f.Factory.addComponentsGetterSetter(f.Shape,"shadowOffset",["x","y"]),f.Factory.addGetterSetter(f.Shape,"shadowOffsetX",0,f.Validators.getNumberValidator()),f.Factory.addGetterSetter(f.Shape,"shadowOffsetY",0,f.Validators.getNumberValidator()),f.Factory.addGetterSetter(f.Shape,"fillPatternImage"),f.Factory.addGetterSetter(f.Shape,"fill",void 0,f.Validators.getStringValidator()),f.Factory.addGetterSetter(f.Shape,"fillPatternX",0,f.Validators.getNumberValidator()),f.Factory.addGetterSetter(f.Shape,"fillPatternY",0,f.Validators.getNumberValidator()),f.Factory.addGetterSetter(f.Shape,"fillLinearGradientColorStops"),f.Factory.addGetterSetter(f.Shape,"strokeLinearGradientColorStops"),f.Factory.addGetterSetter(f.Shape,"fillRadialGradientStartRadius",0),f.Factory.addGetterSetter(f.Shape,"fillRadialGradientEndRadius",0),f.Factory.addGetterSetter(f.Shape,"fillRadialGradientColorStops"),f.Factory.addGetterSetter(f.Shape,"fillPatternRepeat","repeat"),f.Factory.addGetterSetter(f.Shape,"fillEnabled",!0),f.Factory.addGetterSetter(f.Shape,"strokeEnabled",!0),f.Factory.addGetterSetter(f.Shape,"shadowEnabled",!0),f.Factory.addGetterSetter(f.Shape,"dashEnabled",!0),f.Factory.addGetterSetter(f.Shape,"strokeScaleEnabled",!0),f.Factory.addGetterSetter(f.Shape,"fillPriority","color"),f.Factory.addComponentsGetterSetter(f.Shape,"fillPatternOffset",["x","y"]),f.Factory.addGetterSetter(f.Shape,"fillPatternOffsetX",0,f.Validators.getNumberValidator()),f.Factory.addGetterSetter(f.Shape,"fillPatternOffsetY",0,f.Validators.getNumberValidator()),f.Factory.addComponentsGetterSetter(f.Shape,"fillPatternScale",["x","y"]),f.Factory.addGetterSetter(f.Shape,"fillPatternScaleX",1,f.Validators.getNumberValidator()),f.Factory.addGetterSetter(f.Shape,"fillPatternScaleY",1,f.Validators.getNumberValidator()),f.Factory.addComponentsGetterSetter(f.Shape,"fillLinearGradientStartPoint",["x","y"]),f.Factory.addComponentsGetterSetter(f.Shape,"strokeLinearGradientStartPoint",["x","y"]),f.Factory.addGetterSetter(f.Shape,"fillLinearGradientStartPointX",0),f.Factory.addGetterSetter(f.Shape,"strokeLinearGradientStartPointX",0),f.Factory.addGetterSetter(f.Shape,"fillLinearGradientStartPointY",0),f.Factory.addGetterSetter(f.Shape,"strokeLinearGradientStartPointY",0),f.Factory.addComponentsGetterSetter(f.Shape,"fillLinearGradientEndPoint",["x","y"]),f.Factory.addComponentsGetterSetter(f.Shape,"strokeLinearGradientEndPoint",["x","y"]),f.Factory.addGetterSetter(f.Shape,"fillLinearGradientEndPointX",0),f.Factory.addGetterSetter(f.Shape,"strokeLinearGradientEndPointX",0),f.Factory.addGetterSetter(f.Shape,"fillLinearGradientEndPointY",0),f.Factory.addGetterSetter(f.Shape,"strokeLinearGradientEndPointY",0),f.Factory.addComponentsGetterSetter(f.Shape,"fillRadialGradientStartPoint",["x","y"]),f.Factory.addGetterSetter(f.Shape,"fillRadialGradientStartPointX",0),f.Factory.addGetterSetter(f.Shape,"fillRadialGradientStartPointY",0),f.Factory.addComponentsGetterSetter(f.Shape,"fillRadialGradientEndPoint",["x","y"]),f.Factory.addGetterSetter(f.Shape,"fillRadialGradientEndPointX",0),f.Factory.addGetterSetter(f.Shape,"fillRadialGradientEndPointY",0),f.Factory.addGetterSetter(f.Shape,"fillPatternRotation",0),f.Factory.backCompat(f.Shape,{dashArray:"dash",getDashArray:"getDash",setDashArray:"getDash",drawFunc:"sceneFunc",getDrawFunc:"getSceneFunc",setDrawFunc:"setSceneFunc",drawHitFunc:"hitFunc",getDrawHitFunc:"getHitFunc",setDrawHitFunc:"setHitFunc"}),f.Collection.mapMethods(f.Shape)}(Konva),function(){"use strict";var i="mouseout",n="mouseleave",a="mouseover",r="mousemove",o="mousedown",s="mouseup",h="contextmenu",l="dblclick",c="touchstart",d="touchend",u="touchmove",g="wheel",f="_",e=[o,r,s,i,c,u,d,a,g,h],v=e.length;function p(e,i){e.content.addEventListener(i,function(t){e[f+i](t)},!1)}Konva.Stage=function(t){this.___init(t)},Konva.Util.addMethods(Konva.Stage,{___init:function(t){this.nodeType="Stage",Konva.Container.call(this,t),this._id=Konva.idCounter++,this._buildDOM(),this._bindContentEvents(),this._enableNestedTransforms=!1,Konva.stages.push(this)},_validateAdd:function(t){"Layer"!==t.getType()&&Konva.Util.throw("You may only add layers to the stage.")},setContainer:function(t){if("string"==typeof t){if("."===t.charAt(0)){var e=t.slice(1);t=Konva.document.getElementsByClassName(e)[0]}else{var i;i="#"!==t.charAt(0)?t:t.slice(1),t=Konva.document.getElementById(i)}if(!t)throw"Can not find container in document with id "+i}return this._setAttr("container",t),this},shouldDrawHit:function(){return!0},draw:function(){return Konva.Node.prototype.draw.call(this),this},setHeight:function(t){return Konva.Node.prototype.setHeight.call(this,t),this._resizeDOM(),this},setWidth:function(t){return Konva.Node.prototype.setWidth.call(this,t),this._resizeDOM(),this},clear:function(){var t,e=this.children,i=e.length;for(t=0;t<i;t++)e[t].clear();return this},clone:function(t){return t||(t={}),t.container=Konva.document.createElement("div"),Konva.Container.prototype.clone.call(this,t)},destroy:function(){var t=this.content;Konva.Container.prototype.destroy.call(this),t&&Konva.Util._isInDocument(t)&&this.getContainer().removeChild(t);var e=Konva.stages.indexOf(this);return-1<e&&Konva.stages.splice(e,1),this},getPointerPosition:function(){return this.pointerPos},getStage:function(){return this},getContent:function(){return this.content},_toKonvaCanvas:function(i){var n=(i=i||{}).x||0,a=i.y||0,t=new Konva.SceneCanvas({width:i.width||this.getWidth(),height:i.height||this.getHeight(),pixelRatio:i.pixelRatio||1}),r=t.getContext()._context,e=this.children;return(n||a)&&r.translate(-1*n,-1*a),e.each(function(t){if(t.isVisible()){var e=t._toKonvaCanvas(i);r.drawImage(e._canvas,n,a,e.getWidth()/e.getPixelRatio(),e.getHeight()/e.getPixelRatio())}}),t},toImage:function(t){var e=t.callback;t.callback=function(t){Konva.Util._getImage(t,function(t){e(t)})},this.toDataURL(t)},getIntersection:function(t,e){var i,n,a=this.getChildren();for(i=a.length-1;0<=i;i--)if(n=a[i].getIntersection(t,e))return n;return null},_resizeDOM:function(){if(this.content){var t,e,i=this.getWidth(),n=this.getHeight(),a=this.getChildren(),r=a.length;for(this.content.style.width=i+"px",this.content.style.height=n+"px",this.bufferCanvas.setSize(i,n),this.bufferHitCanvas.setSize(i,n),t=0;t<r;t++)(e=a[t]).setSize(i,n),e.draw()}},add:function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return Konva.Container.prototype.add.call(this,t),t._setCanvasSize(this.width(),this.height()),t.draw(),Konva.isBrowser&&this.content.appendChild(t.canvas._canvas),this},getParent:function(){return null},getLayer:function(){return null},getLayers:function(){return this.getChildren()},_bindContentEvents:function(){if(Konva.isBrowser)for(var t=0;t<v;t++)p(this,e[t])},_mouseover:function(t){Konva.UA.mobile||(this._setPointerPosition(t),this._fire("contentMouseover",{evt:t}))},_mouseout:function(t){if(!Konva.UA.mobile){this._setPointerPosition(t);var e=this.targetShape;e&&!Konva.isDragging()&&(e._fireAndBubble(i,{evt:t}),e._fireAndBubble(n,{evt:t}),this.targetShape=null),this.pointerPos=void 0,this._fire("contentMouseout",{evt:t})}},_mousemove:function(t){return Konva.UA.ieMobile?this._touchmove(t):void 0===t.movementX&&void 0===t.movementY||0!==t.movementY||0!==t.movementX?Konva.UA.mobile?null:(this._setPointerPosition(t),Konva.isDragging()||((e=this.getIntersection(this.getPointerPosition()))&&e.isListening()?Konva.isDragging()||this.targetShape&&this.targetShape._id===e._id?e._fireAndBubble(r,{evt:t}):(this.targetShape&&(this.targetShape._fireAndBubble(i,{evt:t},e),this.targetShape._fireAndBubble(n,{evt:t},e)),e._fireAndBubble(a,{evt:t},this.targetShape),e._fireAndBubble("mouseenter",{evt:t},this.targetShape),this.targetShape=e):(this.targetShape&&!Konva.isDragging()&&(this.targetShape._fireAndBubble(i,{evt:t}),this.targetShape._fireAndBubble(n,{evt:t}),this.targetShape=null),this._fire(r,{evt:t,target:this,currentTarget:this})),this._fire("contentMousemove",{evt:t})),void(t.cancelable&&t.preventDefault())):null;var e},_mousedown:function(t){if(Konva.UA.ieMobile)return this._touchstart(t);if(!Konva.UA.mobile){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());Konva.listenClickTap=!0,e&&e.isListening()?(this.clickStartShape=e)._fireAndBubble(o,{evt:t}):this._fire(o,{evt:t,target:this,currentTarget:this}),this._fire("contentMousedown",{evt:t})}},_mouseup:function(t){if(Konva.UA.ieMobile)return this._touchend(t);if(!Konva.UA.mobile){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition()),i=this.clickStartShape,n=this.clickEndShape,a=!1,r=Konva.DD;Konva.inDblClickWindow?(a=!0,clearTimeout(this.dblTimeout)):r&&r.justDragged?r&&(r.justDragged=!1):(Konva.inDblClickWindow=!0,clearTimeout(this.dblTimeout)),this.dblTimeout=setTimeout(function(){Konva.inDblClickWindow=!1},Konva.dblClickWindow),e&&e.isListening()?((this.clickEndShape=e)._fireAndBubble(s,{evt:t}),Konva.listenClickTap&&i&&i._id===e._id&&(e._fireAndBubble("click",{evt:t}),a&&n&&n._id===e._id&&e._fireAndBubble(l,{evt:t}))):(this._fire(s,{evt:t,target:this,currentTarget:this}),Konva.listenClickTap&&this._fire("click",{evt:t,target:this,currentTarget:this}),a&&this._fire(l,{evt:t,target:this,currentTarget:this})),this._fire("contentMouseup",{evt:t}),Konva.listenClickTap&&(this._fire("contentClick",{evt:t}),a&&this._fire("contentDblclick",{evt:t})),Konva.listenClickTap=!1}t.cancelable&&t.preventDefault()},_contextmenu:function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(h,{evt:t}):this._fire(h,{evt:t,target:this,currentTarget:this}),this._fire("contentContextmenu",{evt:t})},_touchstart:function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());Konva.listenClickTap=!0,e&&e.isListening()?((this.tapStartShape=e)._fireAndBubble(c,{evt:t}),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):this._fire(c,{evt:t,target:this,currentTarget:this}),this._fire("contentTouchstart",{evt:t})},_touchend:function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition()),i=!1;Konva.inDblClickWindow?i=!0:Konva.inDblClickWindow=!0,clearTimeout(this.dblTimeout),this.dblTimeout=setTimeout(function(){Konva.inDblClickWindow=!1},Konva.dblClickWindow),e&&e.isListening()?(e._fireAndBubble(d,{evt:t}),Konva.listenClickTap&&this.tapStartShape&&e._id===this.tapStartShape._id&&(e._fireAndBubble("tap",{evt:t}),i&&e._fireAndBubble("dbltap",{evt:t})),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):(this._fire(d,{evt:t,target:this,currentTarget:this}),Konva.listenClickTap&&this._fire("tap",{evt:t,target:this,currentTarget:this}),i&&this._fire("dbltap",{evt:t,target:this,currentTarget:this})),this._fire("contentTouchend",{evt:t}),Konva.listenClickTap&&(this._fire("contentTap",{evt:t}),i&&this._fire("contentDbltap",{evt:t})),Konva.listenClickTap=!1},_touchmove:function(t){this._setPointerPosition(t);var e,i=Konva.DD;Konva.isDragging()||((e=this.getIntersection(this.getPointerPosition()))&&e.isListening()?(e._fireAndBubble(u,{evt:t}),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):this._fire(u,{evt:t,target:this,currentTarget:this}),this._fire("contentTouchmove",{evt:t})),i&&Konva.isDragging()&&Konva.DD.node.preventDefault()&&t.cancelable&&t.preventDefault()},_wheel:function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(g,{evt:t}):this._fire(g,{evt:t,target:this,currentTarget:this}),this._fire("contentWheel",{evt:t})},_setPointerPosition:function(t){var e=this._getContentPosition(),i=null,n=null;if(void 0!==(t=t||window.event).touches){if(0<t.touches.length){var a=t.touches[0];i=a.clientX-e.left,n=a.clientY-e.top}}else i=t.clientX-e.left,n=t.clientY-e.top;null!==i&&null!==n&&(this.pointerPos={x:i,y:n})},_getContentPosition:function(){var t=this.content.getBoundingClientRect?this.content.getBoundingClientRect():{top:0,left:0};return{top:t.top,left:t.left}},_buildDOM:function(){if(this.bufferCanvas=new Konva.SceneCanvas,this.bufferHitCanvas=new Konva.HitCanvas({pixelRatio:1}),Konva.isBrowser){var t=this.getContainer();if(!t)throw"Stage has no container. A container is required.";t.innerHTML="",this.content=Konva.document.createElement("div"),this.content.style.position="relative",this.content.style.userSelect="none",this.content.className="konvajs-content",this.content.setAttribute("role","presentation"),t.appendChild(this.content),this._resizeDOM()}},_onContent:function(t,e){var i,n,a=t.split(" "),r=a.length;for(i=0;i<r;i++)n=a[i],this.content.addEventListener(n,e,!1)},cache:function(){Konva.Util.warn("Cache function is not allowed for stage. You may use cache only for layers, groups and shapes.")},clearCache:function(){}}),Konva.Util.extend(Konva.Stage,Konva.Container),Konva.Factory.addGetter(Konva.Stage,"container"),Konva.Factory.addOverloadedGetterSetter(Konva.Stage,"container")}(),function(i){"use strict";i.BaseLayer=function(t){this.___init(t)},i.Util.addMethods(i.BaseLayer,{___init:function(t){this.nodeType="Layer",i.Container.call(this,t)},createPNGStream:function(){return this.canvas._canvas.createPNGStream()},getCanvas:function(){return this.canvas},getHitCanvas:function(){return this.hitCanvas},getContext:function(){return this.getCanvas().getContext()},clear:function(t){return this.getContext().clear(t),this},clearHitCache:function(){this._hitImageData=void 0},setZIndex:function(t){i.Node.prototype.setZIndex.call(this,t);var e=this.getStage();return e&&(e.content.removeChild(this.getCanvas()._canvas),t<e.getChildren().length-1?e.content.insertBefore(this.getCanvas()._canvas,e.getChildren()[t+1].getCanvas()._canvas):e.content.appendChild(this.getCanvas()._canvas)),this},moveToTop:function(){i.Node.prototype.moveToTop.call(this);var t=this.getStage();return t&&(t.content.removeChild(this.getCanvas()._canvas),t.content.appendChild(this.getCanvas()._canvas)),this},moveUp:function(){if(!i.Node.prototype.moveUp.call(this))return this;var t=this.getStage();return t&&(t.content.removeChild(this.getCanvas()._canvas),this.index<t.getChildren().length-1?t.content.insertBefore(this.getCanvas()._canvas,t.getChildren()[this.index+1].getCanvas()._canvas):t.content.appendChild(this.getCanvas()._canvas)),this},moveDown:function(){if(i.Node.prototype.moveDown.call(this)){var t=this.getStage();if(t){var e=t.getChildren();t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[this.index+1].getCanvas()._canvas)}}return this},moveToBottom:function(){if(i.Node.prototype.moveToBottom.call(this)){var t=this.getStage();if(t){var e=t.getChildren();t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[1].getCanvas()._canvas)}}return this},getLayer:function(){return this},remove:function(){var t=this.getCanvas()._canvas;return i.Node.prototype.remove.call(this),t&&t.parentNode&&i.Util._isInDocument(t)&&t.parentNode.removeChild(t),this},getStage:function(){return this.parent},setSize:function(t,e){return this.canvas.setSize(t,e),this},_toKonvaCanvas:function(t){return(t=t||{}).width=t.width||this.getWidth(),t.height=t.height||this.getHeight(),t.x=void 0!==t.x?t.x:this.getX(),t.y=void 0!==t.y?t.y:this.getY(),i.Node.prototype._toKonvaCanvas.call(this,t)},getWidth:function(){if(this.parent)return this.parent.getWidth()},setWidth:function(){i.Util.warn('Can not change width of layer. Use "stage.width(value)" function instead.')},getHeight:function(){if(this.parent)return this.parent.getHeight()},setHeight:function(){i.Util.warn('Can not change height of layer. Use "stage.height(value)" function instead.')},_applyTransform:function(t,e,i){var n=t.getAbsoluteTransform(i).getMatrix();e.transform(n[0],n[1],n[2],n[3],n[4],n[5])}}),i.Util.extend(i.BaseLayer,i.Container),i.Factory.addGetterSetter(i.BaseLayer,"clearBeforeDraw",!0),i.Collection.mapMethods(i.BaseLayer)}(Konva),function(){"use strict";var h=[{x:0,y:0},{x:-1,y:-1},{x:1,y:-1},{x:1,y:1},{x:-1,y:1}],l=h.length;Konva.Layer=function(t){this.____init(t)},Konva.Util.addMethods(Konva.Layer,{____init:function(t){this.nodeType="Layer",this.canvas=new Konva.SceneCanvas,this.hitCanvas=new Konva.HitCanvas({pixelRatio:1}),Konva.BaseLayer.call(this,t)},_setCanvasSize:function(t,e){this.canvas.setSize(t,e),this.hitCanvas.setSize(t,e)},_validateAdd:function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&Konva.Util.throw("You may only add groups and shapes to a layer.")},getIntersection:function(t,e){var i,n,a,r;if(!this.hitGraphEnabled()||!this.isVisible())return null;for(var o=1,s=!1;;){for(n=0;n<l;n++){if(a=h[n],(r=(i=this._getIntersection({x:t.x+a.x*o,y:t.y+a.y*o})).shape)&&e)return r.findAncestor(e,!0);if(r)return r;if(s=!!i.antialiased,!i.antialiased)break}if(!s)return null;o+=1}},_getImageData:function(t,e){var i=this.hitCanvas.width||1,n=this.hitCanvas.height||1,a=Math.round(e)*i+Math.round(t);return this._hitImageData||(this._hitImageData=this.hitCanvas.context.getImageData(0,0,i,n)),[this._hitImageData.data[4*a+0],this._hitImageData.data[4*a+1],this._hitImageData.data[4*a+2],this._hitImageData.data[4*a+3]]},_getIntersection:function(t){var e,i,n=this.hitCanvas.pixelRatio,a=this.hitCanvas.context.getImageData(Math.round(t.x*n),Math.round(t.y*n),1,1).data,r=a[3];return 255===r?(e=Konva.Util._rgbToHex(a[0],a[1],a[2]),(i=Konva.shapes["#"+e])?{shape:i}:{antialiased:!0}):0<r?{antialiased:!0}:{}},drawScene:function(t,e){var i=this.getLayer(),n=t||i&&i.getCanvas();return this._fire("beforeDraw",{node:this}),this.getClearBeforeDraw()&&n.getContext().clear(),Konva.Container.prototype.drawScene.call(this,n,e),this._fire("draw",{node:this}),this},drawHit:function(t,e){var i=this.getLayer(),n=t||i&&i.hitCanvas;return i&&i.getClearBeforeDraw()&&i.getHitCanvas().getContext().clear(),Konva.Container.prototype.drawHit.call(this,n,e),this.imageData=null,this},clear:function(t){return Konva.BaseLayer.prototype.clear.call(this,t),this.getHitCanvas().getContext().clear(t),this.imageData=null,this},setVisible:function(t){return Konva.Node.prototype.setVisible.call(this,t),this.hitCanvas._canvas.style.display=t?this.getCanvas()._canvas.style.display="block":this.getCanvas()._canvas.style.display="none",this},enableHitGraph:function(){return this.setHitGraphEnabled(!0),this},disableHitGraph:function(){return this.setHitGraphEnabled(!1),this},setSize:function(t,e){return Konva.BaseLayer.prototype.setSize.call(this,t,e),this.hitCanvas.setSize(t,e),this}}),Konva.Util.extend(Konva.Layer,Konva.BaseLayer),Konva.Factory.addGetterSetter(Konva.Layer,"hitGraphEnabled",!0),Konva.Collection.mapMethods(Konva.Layer)}(),function(){"use strict";Konva.FastLayer=function(t){this.____init(t)},Konva.Util.addMethods(Konva.FastLayer,{____init:function(t){this.nodeType="Layer",this.canvas=new Konva.SceneCanvas,Konva.BaseLayer.call(this,t)},_validateAdd:function(t){"Shape"!==t.getType()&&Konva.Util.throw("You may only add shapes to a fast layer.")},_setCanvasSize:function(t,e){this.canvas.setSize(t,e)},hitGraphEnabled:function(){return!1},getIntersection:function(){return null},drawScene:function(t){var e=this.getLayer(),i=t||e&&e.getCanvas();return this.getClearBeforeDraw()&&i.getContext().clear(),Konva.Container.prototype.drawScene.call(this,i),this},draw:function(){return this.drawScene(),this},setVisible:function(t){return Konva.Node.prototype.setVisible.call(this,t),this.getCanvas()._canvas.style.display=t?"block":"none",this}}),Konva.Util.extend(Konva.FastLayer,Konva.BaseLayer),Konva.Collection.mapMethods(Konva.FastLayer)}(),function(){"use strict";Konva.Group=function(t){this.___init(t)},Konva.Util.addMethods(Konva.Group,{___init:function(t){this.nodeType="Group",Konva.Container.call(this,t)},_validateAdd:function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&Konva.Util.throw("You may only add groups and shapes to groups.")}}),Konva.Util.extend(Konva.Group,Konva.Container),Konva.Collection.mapMethods(Konva.Group)}(),function(n){"use strict";var c=n.global.performance&&n.global.performance.now?function(){return n.global.performance.now()}:function(){return(new Date).getTime()};function t(t){setTimeout(t,1e3/60)}var e=n.global.requestAnimationFrame||n.global.webkitRequestAnimationFrame||n.global.mozRequestAnimationFrame||n.global.oRequestAnimationFrame||n.global.msRequestAnimationFrame||t;function i(){return e.apply(n.global,arguments)}n.Animation=function(t,e){var i=n.Animation;this.func=t,this.setLayers(e),this.id=i.animIdCounter++,this.frame={time:0,timeDiff:0,lastTime:c()}},n.Animation.prototype={setLayers:function(t){var e=[];return e=t?0<t.length?t:[t]:[],this.layers=e,this},getLayers:function(){return this.layers},addLayer:function(t){var e,i=this.layers,n=i.length;for(e=0;e<n;e++)if(i[e]._id===t._id)return!1;return this.layers.push(t),!0},isRunning:function(){var t,e=n.Animation.animations,i=e.length;for(t=0;t<i;t++)if(e[t].id===this.id)return!0;return!1},start:function(){var t=n.Animation;return this.stop(),this.frame.timeDiff=0,this.frame.lastTime=c(),t._addAnimation(this),this},stop:function(){return n.Animation._removeAnimation(this),this},_updateFrameObject:function(t){this.frame.timeDiff=t-this.frame.lastTime,this.frame.lastTime=t,this.frame.time+=this.frame.timeDiff,this.frame.frameRate=1e3/this.frame.timeDiff}},n.Animation.animations=[],n.Animation.animIdCounter=0,n.Animation.animRunning=!1,n.Animation._addAnimation=function(t){this.animations.push(t),this._handleAnimation()},n.Animation._removeAnimation=function(t){var e,i=t.id,n=this.animations,a=n.length;for(e=0;e<a;e++)if(n[e].id===i){this.animations.splice(e,1);break}},n.Animation._runFrames=function(){var t,e,i,n,a,r,o,s,h={},l=this.animations;for(n=0;n<l.length;n++)if(e=(t=l[n]).layers,i=t.func,t._updateFrameObject(c()),r=e.length,!i||!1!==i.call(t,t.frame))for(a=0;a<r;a++)void 0!==(o=e[a])._id&&(h[o._id]=o);for(s in h)h.hasOwnProperty(s)&&h[s].draw()},n.Animation._animationLoop=function(){var t=n.Animation;t.animations.length?(t._runFrames(),i(t._animationLoop)):t.animRunning=!1},n.Animation._handleAnimation=function(){this.animRunning||(this.animRunning=!0,i(this._animationLoop))},n.BaseLayer.prototype.batchDraw=function(){var t=this,e=n.Animation;return this.batchAnim||(this.batchAnim=new e(function(){t.batchAnim.stop()},this)),this.batchAnim.isRunning()||this.batchAnim.start(),this},n.Stage.prototype.batchDraw=function(){return this.getChildren().each(function(t){t.batchDraw()}),this}}(Konva),function(){"use strict";var l={node:1,duration:1,easing:1,onFinish:1,yoyo:1},c=0,g=["fill","stroke","shadowColor"],d=function(t,e,i,n,a,r,o){this.prop=t,this.propFunc=e,this.begin=n,this._pos=n,this.duration=r,this._change=0,this.prevPos=0,this.yoyo=o,this._time=0,this._position=0,this._startTime=0,this._finish=0,this.func=i,this._change=a-this.begin,this.pause()};d.prototype={fire:function(t){var e=this[t];e&&e()},setTime:function(t){t>this.duration?this.yoyo?(this._time=this.duration,this.reverse()):this.finish():t<0?this.yoyo?(this._time=0,this.play()):this.reset():(this._time=t,this.update())},getTime:function(){return this._time},setPosition:function(t){this.prevPos=this._pos,this.propFunc(t),this._pos=t},getPosition:function(t){return void 0===t&&(t=this._time),this.func(t,this.begin,this._change,this.duration)},play:function(){this.state=2,this._startTime=this.getTimer()-this._time,this.onEnterFrame(),this.fire("onPlay")},reverse:function(){this.state=3,this._time=this.duration-this._time,this._startTime=this.getTimer()-this._time,this.onEnterFrame(),this.fire("onReverse")},seek:function(t){this.pause(),this._time=t,this.update(),this.fire("onSeek")},reset:function(){this.pause(),this._time=0,this.update(),this.fire("onReset")},finish:function(){this.pause(),this._time=this.duration,this.update(),this.fire("onFinish")},update:function(){this.setPosition(this.getPosition(this._time))},onEnterFrame:function(){var t=this.getTimer()-this._startTime;2===this.state?this.setTime(t):3===this.state&&this.setTime(this.duration-t)},pause:function(){this.state=1,this.fire("onPause")},getTimer:function(){return(new Date).getTime()}},Konva.Tween=function(t){var e,i,n=this,a=t.node,r=a._id,o=t.easing||Konva.Easings.Linear,s=!!t.yoyo;e=void 0===t.duration?.3:0===t.duration?.001:t.duration,this.node=a,this._id=c++;var h=a.getLayer()||(a instanceof Konva.Stage?a.getLayers():null);for(i in h||Konva.Util.error("Tween constructor have `node` that is not in a layer. Please add node into layer first."),this.anim=new Konva.Animation(function(){n.tween.onEnterFrame()},h),this.tween=new d(i,function(t){n._tweenFunc(t)},o,0,1,1e3*e,s),this._addListeners(),Konva.Tween.attrs[r]||(Konva.Tween.attrs[r]={}),Konva.Tween.attrs[r][this._id]||(Konva.Tween.attrs[r][this._id]={}),Konva.Tween.tweens[r]||(Konva.Tween.tweens[r]={}),t)void 0===l[i]&&this._addAttr(i,t[i]);this.reset(),this.onFinish=t.onFinish,this.onReset=t.onReset},Konva.Tween.attrs={},Konva.Tween.tweens={},Konva.Tween.prototype={_addAttr:function(t,e){var i,n,a,r,o,s,h,l,c=this.node,d=c._id;if((a=Konva.Tween.tweens[d][t])&&delete Konva.Tween.attrs[d][a][t],i=c.getAttr(t),Konva.Util._isArray(e))if(n=[],o=Math.max(e.length,i.length),"points"===t&&e.length!==i.length&&(e.length>i.length?(h=i,i=Konva.Util._prepareArrayForTween(i,e,c.closed())):(s=e,e=Konva.Util._prepareArrayForTween(e,i,c.closed()))),0===t.indexOf("fill"))for(r=0;r<o;r++)if(r%2==0)n.push(e[r]-i[r]);else{var u=Konva.Util.colorToRGBA(i[r]);l=Konva.Util.colorToRGBA(e[r]),i[r]=u,n.push({r:l.r-u.r,g:l.g-u.g,b:l.b-u.b,a:l.a-u.a})}else for(r=0;r<o;r++)n.push(e[r]-i[r]);else n=-1!==g.indexOf(t)?(i=Konva.Util.colorToRGBA(i),{r:(l=Konva.Util.colorToRGBA(e)).r-i.r,g:l.g-i.g,b:l.b-i.b,a:l.a-i.a}):e-i;Konva.Tween.attrs[d][this._id][t]={start:i,diff:n,end:e,trueEnd:s,trueStart:h},Konva.Tween.tweens[d][t]=this._id},_tweenFunc:function(t){var e,i,n,a,r,o,s,h,l=this.node,c=Konva.Tween.attrs[l._id][this._id];for(e in c){if(n=(i=c[e]).start,a=i.diff,h=i.end,Konva.Util._isArray(n))if(r=[],s=Math.max(n.length,h.length),0===e.indexOf("fill"))for(o=0;o<s;o++)o%2==0?r.push((n[o]||0)+a[o]*t):r.push("rgba("+Math.round(n[o].r+a[o].r*t)+","+Math.round(n[o].g+a[o].g*t)+","+Math.round(n[o].b+a[o].b*t)+","+(n[o].a+a[o].a*t)+")");else for(o=0;o<s;o++)r.push((n[o]||0)+a[o]*t);else r=-1!==g.indexOf(e)?"rgba("+Math.round(n.r+a.r*t)+","+Math.round(n.g+a.g*t)+","+Math.round(n.b+a.b*t)+","+(n.a+a.a*t)+")":n+a*t;l.setAttr(e,r)}},_addListeners:function(){var i=this;this.tween.onPlay=function(){i.anim.start()},this.tween.onReverse=function(){i.anim.start()},this.tween.onPause=function(){i.anim.stop()},this.tween.onFinish=function(){var t=i.node,e=Konva.Tween.attrs[t._id][i._id];e.points&&e.points.trueEnd&&t.points(e.points.trueEnd),i.onFinish&&i.onFinish.call(i)},this.tween.onReset=function(){var t=i.node,e=Konva.Tween.attrs[t._id][i._id];e.points&&e.points.trueStart&&t.points(e.points.trueStart),i.onReset&&i.onReset()}},play:function(){return this.tween.play(),this},reverse:function(){return this.tween.reverse(),this},reset:function(){return this.tween.reset(),this},seek:function(t){return this.tween.seek(1e3*t),this},pause:function(){return this.tween.pause(),this},finish:function(){return this.tween.finish(),this},destroy:function(){var t,e=this.node._id,i=this._id,n=Konva.Tween.tweens[e];for(t in this.pause(),n)delete Konva.Tween.tweens[e][t];delete Konva.Tween.attrs[e][i]}},Konva.Node.prototype.to=function(t){var e=t.onFinish;t.node=this,t.onFinish=function(){this.destroy(),e&&e()},new Konva.Tween(t).play()},Konva.Easings={BackEaseIn:function(t,e,i,n){return i*(t/=n)*t*(2.70158*t-1.70158)+e},BackEaseOut:function(t,e,i,n){return i*((t=t/n-1)*t*(2.70158*t+1.70158)+1)+e},BackEaseInOut:function(t,e,i,n){var a=1.70158;return(t/=n/2)<1?i/2*(t*t*((1+(a*=1.525))*t-a))+e:i/2*((t-=2)*t*((1+(a*=1.525))*t+a)+2)+e},ElasticEaseIn:function(t,e,i,n,a,r){var o=0;return 0===t?e:1==(t/=n)?e+i:(r||(r=.3*n),o=!a||a<Math.abs(i)?(a=i,r/4):r/(2*Math.PI)*Math.asin(i/a),-a*Math.pow(2,10*(t-=1))*Math.sin((t*n-o)*(2*Math.PI)/r)+e)},ElasticEaseOut:function(t,e,i,n,a,r){var o=0;return 0===t?e:1==(t/=n)?e+i:(r||(r=.3*n),o=!a||a<Math.abs(i)?(a=i,r/4):r/(2*Math.PI)*Math.asin(i/a),a*Math.pow(2,-10*t)*Math.sin((t*n-o)*(2*Math.PI)/r)+i+e)},ElasticEaseInOut:function(t,e,i,n,a,r){var o=0;return 0===t?e:2==(t/=n/2)?e+i:(r||(r=n*(.3*1.5)),o=!a||a<Math.abs(i)?(a=i,r/4):r/(2*Math.PI)*Math.asin(i/a),t<1?a*Math.pow(2,10*(t-=1))*Math.sin((t*n-o)*(2*Math.PI)/r)*-.5+e:a*Math.pow(2,-10*(t-=1))*Math.sin((t*n-o)*(2*Math.PI)/r)*.5+i+e)},BounceEaseOut:function(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},BounceEaseIn:function(t,e,i,n){return i-Konva.Easings.BounceEaseOut(n-t,0,i,n)+e},BounceEaseInOut:function(t,e,i,n){return t<n/2?.5*Konva.Easings.BounceEaseIn(2*t,0,i,n)+e:.5*Konva.Easings.BounceEaseOut(2*t-n,0,i,n)+.5*i+e},EaseIn:function(t,e,i,n){return i*(t/=n)*t+e},EaseOut:function(t,e,i,n){return-i*(t/=n)*(t-2)+e},EaseInOut:function(t,e,i,n){return(t/=n/2)<1?i/2*t*t+e:-i/2*(--t*(t-2)-1)+e},StrongEaseIn:function(t,e,i,n){return i*(t/=n)*t*t*t*t+e},StrongEaseOut:function(t,e,i,n){return i*((t=t/n-1)*t*t*t*t+1)+e},StrongEaseInOut: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},Linear:function(t,e,i,n){return i*t/n+e}}}(),function(){"use strict";Konva.DD={anim:new Konva.Animation(function(){var t=this.dirty;return this.dirty=!1,t}),isDragging:!1,justDragged:!1,offset:{x:0,y:0},node:null,_drag:function(t){var e=Konva.DD,i=e.node;if(i){if(!e.isDragging){var n=i.getStage().getPointerPosition();n||(i.getStage()._setPointerPosition(t),n=i.getStage().getPointerPosition());var a=i.dragDistance();if(Math.max(Math.abs(n.x-e.startPointerPos.x),Math.abs(n.y-e.startPointerPos.y))<a)return}if(i.getStage()._setPointerPosition(t),!e.isDragging&&(e.isDragging=!0,i.fire("dragstart",{type:"dragstart",target:i,evt:t},!0),!i.isDragging()))return;i._setDragPosition(t),i.fire("dragmove",{type:"dragmove",target:i,evt:t},!0)}},_endDragBefore:function(t){var e,i=Konva.DD,n=i.node;n&&(e=n.getLayer(),i.anim.stop(),i.isDragging&&(i.isDragging=!1,i.justDragged=!0,Konva.listenClickTap=!1,t&&(t.dragEndNode=n)),delete i.node,(n.getLayer()||e||n instanceof Konva.Stage)&&(e||n).draw())},_endDragAfter:function(t){var e=(t=t||{}).dragEndNode;t&&e&&e.fire("dragend",{type:"dragend",target:e,evt:t},!0)}},Konva.Node.prototype.startDrag=function(){var t=Konva.DD,e=this.getStage(),i=this.getLayer(),n=e.getPointerPosition(),a=this.getAbsolutePosition();n&&(t.node&&t.node.stopDrag(),t.node=this,t.startPointerPos=n,t.offset.x=n.x-a.x,t.offset.y=n.y-a.y,t.anim.setLayers(i||this.getLayers()),t.anim.start(),this._setDragPosition())},Konva.Node.prototype._setDragPosition=function(t){var e=Konva.DD,i=this.getStage().getPointerPosition(),n=this.getDragBoundFunc();if(i){var a={x:i.x-e.offset.x,y:i.y-e.offset.y};void 0!==n&&(a=n.call(this,a,t)),this.setAbsolutePosition(a),this._lastPos&&this._lastPos.x===a.x&&this._lastPos.y===a.y||(e.anim.dirty=!0),this._lastPos=a}},Konva.Node.prototype.stopDrag=function(){var t=Konva.DD,e={};t._endDragBefore(e),t._endDragAfter(e)},Konva.Node.prototype.setDraggable=function(t){this._setAttr("draggable",t),this._dragChange()};var e=Konva.Node.prototype.remove;Konva.Node.prototype.__originalRemove=e,Konva.Node.prototype.remove=function(){var t=Konva.DD;t.node&&t.node._id===this._id&&this.stopDrag(),e.call(this)},Konva.Node.prototype.isDragging=function(){var t=Konva.DD;return!(!t.node||t.node._id!==this._id||!t.isDragging)},Konva.Node.prototype._listenDrag=function(){var e=this;this._dragCleanup(),"Stage"===this.getClassName()?this.on("contentMousedown.konva contentTouchstart.konva",function(t){Konva.DD.node||e.startDrag(t)}):this.on("mousedown.konva touchstart.konva",function(t){1!==t.evt.button&&2!==t.evt.button&&(Konva.DD.node||e.startDrag(t))})},Konva.Node.prototype._dragChange=function(){if(this.attrs.draggable)this._listenDrag();else{this._dragCleanup();var t=this.getStage(),e=Konva.DD;t&&e.node&&e.node._id===this._id&&e.node.stopDrag()}},Konva.Node.prototype._dragCleanup=function(){"Stage"===this.getClassName()?(this.off("contentMousedown.konva"),this.off("contentTouchstart.konva")):(this.off("mousedown.konva"),this.off("touchstart.konva"))},Konva.Factory.addGetterSetter(Konva.Node,"dragBoundFunc"),Konva.Factory.addGetter(Konva.Node,"draggable",!1),Konva.Factory.addOverloadedGetterSetter(Konva.Node,"draggable"),Konva.isBrowser&&(window.addEventListener("mouseup",Konva.DD._endDragBefore,!0),window.addEventListener("touchend",Konva.DD._endDragBefore,!0),window.addEventListener("mousemove",Konva.DD._drag),window.addEventListener("touchmove",Konva.DD._drag),window.addEventListener("mouseup",Konva.DD._endDragAfter,!1),window.addEventListener("touchend",Konva.DD._endDragAfter,!1))}(),function(){"use strict";Konva.Rect=function(t){this.___init(t)},Konva.Rect.prototype={___init:function(t){Konva.Shape.call(this,t),this.className="Rect",this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){var e=this.getCornerRadius(),i=this.getWidth(),n=this.getHeight();t.beginPath(),e?(e=Math.min(e,i/2,n/2),t.moveTo(e,0),t.lineTo(i-e,0),t.arc(i-e,e,e,3*Math.PI/2,0,!1),t.lineTo(i,n-e),t.arc(i-e,n-e,e,0,Math.PI/2,!1),t.lineTo(e,n),t.arc(e,n-e,e,Math.PI/2,Math.PI,!1),t.lineTo(0,e),t.arc(e,e,e,Math.PI,3*Math.PI/2,!1)):t.rect(0,0,i,n),t.closePath(),t.fillStrokeShape(this)}},Konva.Util.extend(Konva.Rect,Konva.Shape),Konva.Factory.addGetterSetter(Konva.Rect,"cornerRadius",0,Konva.Validators.getNumberValidator()),Konva.Collection.mapMethods(Konva.Rect)}(),function(e){"use strict";var i=2*Math.PI-1e-4;e.Circle=function(t){this.___init(t)},e.Circle.prototype={_centroid:!0,___init:function(t){e.Shape.call(this,t),this.className="Circle",this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){t.beginPath(),t.arc(0,0,this.getRadius(),0,i,!1),t.closePath(),t.fillStrokeShape(this)},getWidth:function(){return 2*this.getRadius()},getHeight:function(){return 2*this.getRadius()},setWidth:function(t){e.Node.prototype.setWidth.call(this,t),this.radius()!==t/2&&this.setRadius(t/2)},setHeight:function(t){e.Node.prototype.setHeight.call(this,t),this.radius()!==t/2&&this.setRadius(t/2)}},e.Util.extend(e.Circle,e.Shape),e.Factory.addGetterSetter(e.Circle,"radius",0,e.Validators.getNumberValidator()),e.Factory.addOverloadedGetterSetter(e.Circle,"radius"),e.Collection.mapMethods(e.Circle)}(Konva),function(){"use strict";var n=2*Math.PI-1e-4;Konva.Ellipse=function(t){this.___init(t)},Konva.Ellipse.prototype={_centroid:!0,___init:function(t){Konva.Shape.call(this,t),this.className="Ellipse",this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){var e=this.getRadiusX(),i=this.getRadiusY();t.beginPath(),t.save(),e!==i&&t.scale(1,i/e),t.arc(0,0,e,0,n,!1),t.restore(),t.closePath(),t.fillStrokeShape(this)},getWidth:function(){return 2*this.getRadiusX()},getHeight:function(){return 2*this.getRadiusY()},setWidth:function(t){Konva.Node.prototype.setWidth.call(this,t),this.setRadius({x:t/2})},setHeight:function(t){Konva.Node.prototype.setHeight.call(this,t),this.setRadius({y:t/2})}},Konva.Util.extend(Konva.Ellipse,Konva.Shape),Konva.Factory.addComponentsGetterSetter(Konva.Ellipse,"radius",["x","y"]),Konva.Factory.addGetterSetter(Konva.Ellipse,"radiusX",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Ellipse,"radiusY",0,Konva.Validators.getNumberValidator()),Konva.Collection.mapMethods(Konva.Ellipse)}(),function(){"use strict";var e=2*Math.PI-1e-4;Konva.Ring=function(t){this.___init(t)},Konva.Ring.prototype={_centroid:!0,___init:function(t){Konva.Shape.call(this,t),this.className="Ring",this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){t.beginPath(),t.arc(0,0,this.getInnerRadius(),0,e,!1),t.moveTo(this.getOuterRadius(),0),t.arc(0,0,this.getOuterRadius(),e,0,!0),t.closePath(),t.fillStrokeShape(this)},getWidth:function(){return 2*this.getOuterRadius()},getHeight:function(){return 2*this.getOuterRadius()},setWidth:function(t){Konva.Node.prototype.setWidth.call(this,t),this.outerRadius()!==t/2&&this.setOuterRadius(t/2)},setHeight:function(t){Konva.Node.prototype.setHeight.call(this,t),this.outerRadius()!==t/2&&this.setOuterRadius(t/2)},setOuterRadius:function(t){this._setAttr("outerRadius",t),this.setWidth(2*t),this.setHeight(2*t)}},Konva.Util.extend(Konva.Ring,Konva.Shape),Konva.Factory.addGetterSetter(Konva.Ring,"innerRadius",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetter(Konva.Ring,"outerRadius",0,Konva.Validators.getNumberValidator()),Konva.Factory.addOverloadedGetterSetter(Konva.Ring,"outerRadius"),Konva.Collection.mapMethods(Konva.Ring)}(),function(){"use strict";Konva.Wedge=function(t){this.___init(t)},Konva.Wedge.prototype={_centroid:!0,___init:function(t){Konva.Shape.call(this,t),this.className="Wedge",this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){t.beginPath(),t.arc(0,0,this.getRadius(),0,Konva.getAngle(this.getAngle()),this.getClockwise()),t.lineTo(0,0),t.closePath(),t.fillStrokeShape(this)},getWidth:function(){return 2*this.getRadius()},getHeight:function(){return 2*this.getRadius()},setWidth:function(t){Konva.Node.prototype.setWidth.call(this,t),this.radius()!==t/2&&this.setRadius(t/2)},setHeight:function(t){Konva.Node.prototype.setHeight.call(this,t),this.radius()!==t/2&&this.setRadius(t/2)}},Konva.Util.extend(Konva.Wedge,Konva.Shape),Konva.Factory.addGetterSetter(Konva.Wedge,"radius",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Wedge,"angle",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Wedge,"clockwise",!1),Konva.Factory.backCompat(Konva.Wedge,{angleDeg:"angle",getAngleDeg:"getAngle",setAngleDeg:"setAngle"}),Konva.Collection.mapMethods(Konva.Wedge)}(),function(n){"use strict";n.Arc=function(t){this.___init(t)},n.Arc.prototype={_centroid:!0,___init:function(t){n.Shape.call(this,t),this.className="Arc",this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){var e=n.getAngle(this.angle()),i=this.clockwise();t.beginPath(),t.arc(0,0,this.getOuterRadius(),0,e,i),t.arc(0,0,this.getInnerRadius(),e,0,!i),t.closePath(),t.fillStrokeShape(this)},getWidth:function(){return 2*this.getOuterRadius()},getHeight:function(){return 2*this.getOuterRadius()},setWidth:function(t){n.Node.prototype.setWidth.call(this,t),this.getOuterRadius()!==t/2&&this.setOuterRadius(t/2)},setHeight:function(t){n.Node.prototype.setHeight.call(this,t),this.getOuterRadius()!==t/2&&this.setOuterRadius(t/2)}},n.Util.extend(n.Arc,n.Shape),n.Factory.addGetterSetter(n.Arc,"innerRadius",0,n.Validators.getNumberValidator()),n.Factory.addGetterSetter(n.Arc,"outerRadius",0,n.Validators.getNumberValidator()),n.Factory.addGetterSetter(n.Arc,"angle",0,n.Validators.getNumberValidator()),n.Factory.addGetterSetter(n.Arc,"clockwise",!1),n.Collection.mapMethods(n.Arc)}(Konva),function(){"use strict";Konva.Image=function(t){this.___init(t)},Konva.Image.prototype={___init:function(t){Konva.Shape.call(this,t),this.className="Image",this.sceneFunc(this._sceneFunc),this.hitFunc(this._hitFunc)},_useBufferCanvas:function(){return(this.hasShadow()||1!==this.getAbsoluteOpacity())&&this.hasStroke()&&this.getStage()},_sceneFunc:function(t){var e,i,n,a=this.getWidth(),r=this.getHeight(),o=this.getImage();o&&(e=this.getCropWidth(),i=this.getCropHeight(),n=e&&i?[o,this.getCropX(),this.getCropY(),e,i,0,0,a,r]:[o,0,0,a,r]),(this.hasFill()||this.hasStroke())&&(t.beginPath(),t.rect(0,0,a,r),t.closePath(),t.fillStrokeShape(this)),o&&t.drawImage.apply(t,n)},_hitFunc:function(t){var e=this.getWidth(),i=this.getHeight();t.beginPath(),t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)},getWidth:function(){var t=this.getImage();return this.attrs.width||(t?t.width:0)},getHeight:function(){var t=this.getImage();return this.attrs.height||(t?t.height:0)}},Konva.Util.extend(Konva.Image,Konva.Shape),Konva.Factory.addGetterSetter(Konva.Image,"image"),Konva.Factory.addComponentsGetterSetter(Konva.Image,"crop",["x","y","width","height"]),Konva.Factory.addGetterSetter(Konva.Image,"cropX",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Image,"cropY",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Image,"cropWidth",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Image,"cropHeight",0,Konva.Validators.getNumberValidator()),Konva.Collection.mapMethods(Konva.Image),Konva.Image.fromURL=function(t,e){var i=new Image;i.onload=function(){var t=new Konva.Image({image:i});e(t)},i.crossOrigin="Anonymous",i.src=t}}(),function(){"use strict";var t,k="auto",C="justify",i=["fontFamily","fontSize","fontStyle","fontVariant","padding","align","verticalAlign","lineHeight","text","width","height","wrap","ellipsis","letterSpacing"],n=i.length;function M(){return t||(t=Konva.Util.createCanvasElement().getContext("2d"))}function a(t){t.fillText(this.partialText,0,this.getY())}function r(t){t.strokeText(this.partialText,0,0)}Konva.Text=function(t){this.___init(t)},Konva.Text.prototype={___init:function(t){(t=t||{}).fillLinearGradientColorStops||t.fillRadialGradientColorStops||(t.fill=t.fill||"black"),Konva.Shape.call(this,t),this._fillFunc=a,this._strokeFunc=r,this.className="Text";for(var e=0;e<n;e++)this.on(i[e]+"Change.konva",this._setTextData);this._setTextData(),this.sceneFunc(this._sceneFunc),this.hitFunc(this._hitFunc)},_sceneFunc:function(t){var e,i=this.getPadding(),n=this.getTextHeight(),a=this.getLineHeight()*n,r=this.textArr,o=r.length,s=this.getVerticalAlign(),h=0,l=this.getAlign(),c=this.getWidth(),d=this.getLetterSpacing(),u=this.textDecoration(),g=this.fill(),f=this.fontSize();for(t.setAttr("font",this._getContextFont()),t.setAttr("textAlign","left"),"middle"===s?h=(this.getHeight()-o*a-2*i)/2:"bottom"===s&&(h=this.getHeight()-o*a-2*i),i?(t.translate(i,0),t.translate(0,h+i+a/2)):t.translate(0,this.getTextOffsetY()),e=0;e<o;e++){var v,p,m,_=r[e],y=_.text,K=_.width,S=e!==o-1;if(t.save(),"right"===l?t.translate(c-K-2*i,0):"center"===l&&t.translate((c-K-2*i)/2,0),-1!==u.indexOf("underline")&&(t.save(),t.beginPath(),t.moveTo(0,Math.round(a/2)),p=0===(v=y.split(" ").length-1),m=l===C&&S&&!p?c-2*i:K,t.lineTo(Math.round(m),Math.round(a/2)),t.lineWidth=f/15,t.strokeStyle=g,t.stroke(),t.restore()),-1!==u.indexOf("line-through")&&(t.save(),t.beginPath(),t.moveTo(0,0),p=0===(v=y.split(" ").length-1),m=l===C&&S&&!p?c-2*i:K,t.lineTo(Math.round(m),0),t.lineWidth=f/15,t.strokeStyle=g,t.stroke(),t.restore()),0!==d||l===C){v=y.split(" ").length-1;for(var b=0;b<y.length;b++){var x=y[b];" "===x&&e!==o-1&&l===C&&t.translate(Math.floor((c-2*i-K)/v),0),this.partialText=x,t.fillStrokeShape(this),t.translate(Math.round(this._getTextSize(x).width)+d,0)}}else this.partialText=y,t.fillStrokeShape(this);t.restore(),1<o&&t.translate(0,a)}},_hitFunc:function(t){var e=this.getWidth(),i=this.getHeight();t.beginPath(),t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)},setText:function(t){var e=Konva.Util._isString(t)?t:(t||"").toString();return this._setAttr("text",e),this},getWidth:function(){return this.attrs.width===k||void 0===this.attrs.width?this.getTextWidth()+2*this.getPadding():this.attrs.width},getHeight:function(){return this.attrs.height===k||void 0===this.attrs.height?this.getTextHeight()*this.textArr.length*this.getLineHeight()+2*this.getPadding():this.attrs.height},getTextWidth:function(){return this.textWidth},getTextHeight:function(){return this.textHeight},_getTextSize:function(t){var e,i=M(),n=this.getFontSize();return i.save(),i.font=this._getContextFont(),e=i.measureText(t),i.restore(),{width:e.width,height:parseInt(n,10)}},_getContextFont:function(){return Konva.UA.isIE?this.getFontStyle()+" "+this.getFontSize()+"px "+this.getFontFamily():this.getFontStyle()+" "+this.getFontVariant()+" "+this.getFontSize()+"px "+this.getFontFamily()},_addTextLine:function(t){this.align()===C&&(t=t.trim());var e=this._getTextWidth(t);return this.textArr.push({text:t,width:e})},_getTextWidth:function(t){var e=this.getLetterSpacing(),i=t.length;return M().measureText(t).width+(i?e*(i-1):0)},_setTextData:function(){var t=this.getText().split("\n"),e=+this.getFontSize(),i=0,n=this.getLineHeight()*e,a=this.attrs.width,r=this.attrs.height,o=a!==k,s=r!==k,h=this.getPadding(),l=a-2*h,c=r-2*h,d=0,u=this.getWrap(),g="none"!==u,f="char"!==u&&g,v=this.getEllipsis()&&!g;this.textArr=[],M().font=this._getContextFont();for(var p=0,m=t.length;p<m;++p){var _=t[p],y=v?this._getTextWidth("…"):0,K=this._getTextWidth(_);if(o&&l<K)for(;0<_.length;){for(var S=0,b=_.length,x="",C=0;S<b;){var w=S+b>>>1,F=_.slice(0,w+1),T=this._getTextWidth(F)+y;T<=l?(S=w+1,x=F+(v?"…":""),C=T):b=w}if(!x)break;if(f){var P,A=_[x.length];0<(P=(" "===A||"-"===A)&&C<=l?x.length:Math.max(x.lastIndexOf(" "),x.lastIndexOf("-"))+1)&&(S=P,x=x.slice(0,S),C=this._getTextWidth(x))}if(x=Konva.Util.trimRight(x),this._addTextLine(x),i=Math.max(i,C),d+=n,!g||s&&c<d+n)break;if(_=_.slice(S),0<(_=Konva.Util.trimLeft(_)).length&&(K=this._getTextWidth(_))<=l){this._addTextLine(_),d+=n,i=Math.max(i,K);break}}else this._addTextLine(_),d+=n,i=Math.max(i,K);if(s&&c<d+n)break}this.textHeight=e,this.textWidth=i}},Konva.Util.extend(Konva.Text,Konva.Shape),Konva.Factory.addSetter(Konva.Node,"width",Konva.Validators.getNumberOrAutoValidator()),Konva.Factory.addSetter(Konva.Node,"height",Konva.Validators.getNumberOrAutoValidator()),Konva.Factory.addGetterSetter(Konva.Text,"fontFamily","Arial"),Konva.Factory.addGetterSetter(Konva.Text,"fontSize",12,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Text,"fontStyle","normal"),Konva.Factory.addGetterSetter(Konva.Text,"fontVariant","normal"),Konva.Factory.addGetterSetter(Konva.Text,"padding",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Text,"align","left"),Konva.Factory.addGetterSetter(Konva.Text,"verticalAlign","top"),Konva.Factory.addGetterSetter(Konva.Text,"lineHeight",1,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Text,"wrap","word"),Konva.Factory.addGetterSetter(Konva.Text,"ellipsis",!1),Konva.Factory.addGetterSetter(Konva.Text,"letterSpacing",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetter(Konva.Text,"text",""),Konva.Factory.addOverloadedGetterSetter(Konva.Text,"text"),Konva.Factory.addGetterSetter(Konva.Text,"textDecoration",""),Konva.Factory.addGetterSetter(Konva.Text,"textOffsetY",0),Konva.Collection.mapMethods(Konva.Text)}(),function(){"use strict";Konva.Line=function(t){this.___init(t)},Konva.Line.prototype={___init:function(t){Konva.Shape.call(this,t),this.className="Line",this.on("pointsChange.konva tensionChange.konva closedChange.konva bezierChange.konva",function(){this._clearCache("tensionPoints")}),this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){var e,i,n,a=this.getPoints(),r=a.length,o=this.getTension(),s=this.getClosed(),h=this.getBezier();if(r){if(t.beginPath(),t.moveTo(a[0],a[1]),0!==o&&4<r){for(i=(e=this.getTensionPoints()).length,n=s?0:4,s||t.quadraticCurveTo(e[0],e[1],e[2],e[3]);n<i-2;)t.bezierCurveTo(e[n++],e[n++],e[n++],e[n++],e[n++],e[n++]);s||t.quadraticCurveTo(e[i-2],e[i-1],a[r-2],a[r-1])}else if(h)for(n=2;n<r;)t.bezierCurveTo(a[n++],a[n++],a[n++],a[n++],a[n++],a[n++]);else for(n=2;n<r;n+=2)t.lineTo(a[n],a[n+1]);s?(t.closePath(),t.fillStrokeShape(this)):t.strokeShape(this)}},getTensionPoints:function(){return this._getCache("tensionPoints",this._getTensionPoints)},_getTensionPoints:function(){return this.getClosed()?this._getTensionPointsClosed():Konva.Util._expandPoints(this.getPoints(),this.getTension())},_getTensionPointsClosed:function(){var t=this.getPoints(),e=t.length,i=this.getTension(),n=Konva.Util,a=n._getControlPoints(t[e-2],t[e-1],t[0],t[1],t[2],t[3],i),r=n._getControlPoints(t[e-4],t[e-3],t[e-2],t[e-1],t[0],t[1],i),o=Konva.Util._expandPoints(t,i);return[a[2],a[3]].concat(o).concat([r[0],r[1],t[e-2],t[e-1],r[2],r[3],a[0],a[1],t[0],t[1]])},getWidth:function(){return this.getSelfRect().width},getHeight:function(){return this.getSelfRect().height},getSelfRect:function(){for(var t,e,i,n=(t=0!==this.getTension()?this._getTensionPoints():this.getPoints())[0],a=t[0],r=t[1],o=t[1],s=0;s<t.length/2;s++)e=t[2*s],i=t[2*s+1],n=Math.min(n,e),a=Math.max(a,e),r=Math.min(r,i),o=Math.max(o,i);return{x:Math.round(n),y:Math.round(r),width:Math.round(a-n),height:Math.round(o-r)}}},Konva.Util.extend(Konva.Line,Konva.Shape),Konva.Factory.addGetterSetter(Konva.Line,"closed",!1),Konva.Factory.addGetterSetter(Konva.Line,"bezier",!1),Konva.Factory.addGetterSetter(Konva.Line,"tension",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Line,"points",[],Konva.Validators.getNumberArrayValidator()),Konva.Collection.mapMethods(Konva.Line)}(),function(){"use strict";Konva.Sprite=function(t){this.___init(t)},Konva.Sprite.prototype={___init:function(t){Konva.Shape.call(this,t),this.className="Sprite",this._updated=!0;var e=this;this.anim=new Konva.Animation(function(){var t=e._updated;return e._updated=!1,t}),this.on("animationChange.konva",function(){this.frameIndex(0)}),this.on("frameIndexChange.konva",function(){this._updated=!0}),this.on("frameRateChange.konva",function(){this.anim.isRunning()&&(clearInterval(this.interval),this._setInterval())}),this.sceneFunc(this._sceneFunc),this.hitFunc(this._hitFunc)},_sceneFunc:function(t){var e=this.getAnimation(),i=this.frameIndex(),n=4*i,a=this.getAnimations()[e],r=this.frameOffsets(),o=a[n+0],s=a[n+1],h=a[n+2],l=a[n+3],c=this.getImage();if((this.hasFill()||this.hasStroke())&&(t.beginPath(),t.rect(0,0,h,l),t.closePath(),t.fillStrokeShape(this)),c)if(r){var d=r[e],u=2*i;t.drawImage(c,o,s,h,l,d[u+0],d[u+1],h,l)}else t.drawImage(c,o,s,h,l,0,0,h,l)},_hitFunc:function(t){var e=this.getAnimation(),i=this.frameIndex(),n=4*i,a=this.getAnimations()[e],r=this.frameOffsets(),o=a[n+2],s=a[n+3];if(t.beginPath(),r){var h=r[e],l=2*i;t.rect(h[l+0],h[l+1],o,s)}else t.rect(0,0,o,s);t.closePath(),t.fillShape(this)},_useBufferCanvas:function(){return(this.hasShadow()||1!==this.getAbsoluteOpacity())&&this.hasStroke()},_setInterval:function(){var t=this;this.interval=setInterval(function(){t._updateIndex()},1e3/this.getFrameRate())},start:function(){if(!this.isRunning()){var t=this.getLayer();this.anim.setLayers(t),this._setInterval(),this.anim.start()}},stop:function(){this.anim.stop(),clearInterval(this.interval)},isRunning:function(){return this.anim.isRunning()},_updateIndex:function(){var t=this.frameIndex(),e=this.getAnimation();t<this.getAnimations()[e].length/4-1?this.frameIndex(t+1):this.frameIndex(0)}},Konva.Util.extend(Konva.Sprite,Konva.Shape),Konva.Factory.addGetterSetter(Konva.Sprite,"animation"),Konva.Factory.addGetterSetter(Konva.Sprite,"animations"),Konva.Factory.addGetterSetter(Konva.Sprite,"frameOffsets"),Konva.Factory.addGetterSetter(Konva.Sprite,"image"),Konva.Factory.addGetterSetter(Konva.Sprite,"frameIndex",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Sprite,"frameRate",17,Konva.Validators.getNumberValidator()),Konva.Factory.backCompat(Konva.Sprite,{index:"frameIndex",getIndex:"getFrameIndex",setIndex:"setFrameIndex"}),Konva.Collection.mapMethods(Konva.Sprite)}(),function(){"use strict";Konva.Path=function(t){this.___init(t)},Konva.Path.prototype={___init:function(t){this.dataArray=[];var e=this;Konva.Shape.call(this,t),this.className="Path",this.dataArray=Konva.Path.parsePathData(this.getData());for(var i=this.pathLength=0;i<this.dataArray.length;++i)this.pathLength+=this.dataArray[i].pathLength;this.on("dataChange.konva",function(){e.dataArray=Konva.Path.parsePathData(this.getData());for(var t=this.pathLength=0;t<this.dataArray.length;++t)this.pathLength+=this.dataArray[t].pathLength}),this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){var e=this.dataArray;t.beginPath();for(var i=0;i<e.length;i++){var n=e[i].command,a=e[i].points;switch(n){case"L":t.lineTo(a[0],a[1]);break;case"M":t.moveTo(a[0],a[1]);break;case"C":t.bezierCurveTo(a[0],a[1],a[2],a[3],a[4],a[5]);break;case"Q":t.quadraticCurveTo(a[0],a[1],a[2],a[3]);break;case"A":var r=a[0],o=a[1],s=a[2],h=a[3],l=a[4],c=a[5],d=a[6],u=a[7],g=h<s?s:h,f=h<s?1:s/h,v=h<s?h/s:1;t.translate(r,o),t.rotate(d),t.scale(f,v),t.arc(0,0,g,l,l+c,1-u),t.scale(1/f,1/v),t.rotate(-d),t.translate(-r,-o);break;case"z":t.closePath()}}t.fillStrokeShape(this)},getSelfRect:function(){var e=[];this.dataArray.forEach(function(t){e=e.concat(t.points)});for(var t,i,n=e[0],a=e[0],r=e[1],o=e[1],s=0;s<e.length/2;s++)t=e[2*s],i=e[2*s+1],isNaN(t)||(n=Math.min(n,t),a=Math.max(a,t)),isNaN(i)||(r=Math.min(r,i),o=Math.max(o,i));return{x:Math.round(n),y:Math.round(r),width:Math.round(a-n),height:Math.round(o-r)}},getLength:function(){return this.pathLength},getPointAtLength:function(t){var e,i=0,n=this.dataArray.length;if(!n)return null;for(;i<n&&t>this.dataArray[i].pathLength;)t-=this.dataArray[i].pathLength,++i;if(i===n)return{x:(e=this.dataArray[i-1].points.slice(-2))[0],y:e[1]};if(t<.01)return{x:(e=this.dataArray[i].points.slice(0,2))[0],y:e[1]};var a=this.dataArray[i],r=a.points;switch(a.command){case"L":return Konva.Path.getPointOnLine(t,a.start.x,a.start.y,r[0],r[1]);case"C":return Konva.Path.getPointOnCubicBezier(t/a.pathLength,a.start.x,a.start.y,r[0],r[1],r[2],r[3],r[4],r[5]);case"Q":return Konva.Path.getPointOnQuadraticBezier(t/a.pathLength,a.start.x,a.start.y,r[0],r[1],r[2],r[3]);case"A":var o=r[0],s=r[1],h=r[2],l=r[3],c=r[4],d=r[5],u=r[6];return c+=d*t/a.pathLength,Konva.Path.getPointOnEllipticalArc(o,s,h,l,c,u)}return null}},Konva.Util.extend(Konva.Path,Konva.Shape),Konva.Path.getLineLength=function(t,e,i,n){return Math.sqrt((i-t)*(i-t)+(n-e)*(n-e))},Konva.Path.getPointOnLine=function(t,e,i,n,a,r,o){void 0===r&&(r=e),void 0===o&&(o=i);var s=(a-i)/(n-e+1e-8),h=Math.sqrt(t*t/(1+s*s));n<e&&(h*=-1);var l,c=s*h;if(n===e)l={x:r,y:o+c};else if((o-i)/(r-e+1e-8)===s)l={x:r+h,y:o+c};else{var d,u,g=this.getLineLength(e,i,n,a);if(g<1e-8)return;var f=(r-e)*(n-e)+(o-i)*(a-i);d=e+(f/=g*g)*(n-e),u=i+f*(a-i);var v=this.getLineLength(r,o,d,u),p=Math.sqrt(t*t-v*v);h=Math.sqrt(p*p/(1+s*s)),n<e&&(h*=-1),l={x:d+h,y:u+(c=s*h)}}return l},Konva.Path.getPointOnCubicBezier=function(t,e,i,n,a,r,o,s,h){function l(t){return t*t*t}function c(t){return 3*t*t*(1-t)}function d(t){return 3*t*(1-t)*(1-t)}function u(t){return(1-t)*(1-t)*(1-t)}return{x:s*l(t)+r*c(t)+n*d(t)+e*u(t),y:h*l(t)+o*c(t)+a*d(t)+i*u(t)}},Konva.Path.getPointOnQuadraticBezier=function(t,e,i,n,a,r,o){function s(t){return t*t}function h(t){return 2*t*(1-t)}function l(t){return(1-t)*(1-t)}return{x:r*s(t)+n*h(t)+e*l(t),y:o*s(t)+a*h(t)+i*l(t)}},Konva.Path.getPointOnEllipticalArc=function(t,e,i,n,a,r){var o=Math.cos(r),s=Math.sin(r),h=i*Math.cos(a),l=n*Math.sin(a);return{x:t+(h*o-l*s),y:e+(h*s+l*o)}},Konva.Path.parsePathData=function(t){if(!t)return[];var e=t,i=["m","M","l","L","v","V","h","H","z","Z","c","C","q","Q","t","T","s","S","a","A"];e=e.replace(new RegExp(" ","g"),",");for(var n=0;n<i.length;n++)e=e.replace(new RegExp(i[n],"g"),"|"+i[n]);var a,r=e.split("|"),o=[],s=[],h=0,l=0,c=/([-+]?((\d+\.\d+)|((\d+)|(\.\d+)))(?:e[-+]?\d+)?)/gi;for(n=1;n<r.length;n++){var d=r[n],u=d.charAt(0);for(d=d.slice(1),s.length=0;a=c.exec(d);)s.push(a[0]);for(var g=[],f=0,v=s.length;f<v;f++){var p=parseFloat(s[f]);isNaN(p)?g.push(0):g.push(p)}for(;0<g.length&&!isNaN(g[0]);){var m,_,y,K,S,b,x,C,w,F,T=null,P=[],A=h,k=l;switch(u){case"l":h+=g.shift(),l+=g.shift(),T="L",P.push(h,l);break;case"L":h=g.shift(),l=g.shift(),P.push(h,l);break;case"m":var M=g.shift(),G=g.shift();if(h+=M,l+=G,T="M",2<o.length&&"z"===o[o.length-1].command)for(var N=o.length-2;0<=N;N--)if("M"===o[N].command){h=o[N].points[0]+M,l=o[N].points[1]+G;break}P.push(h,l),u="l";break;case"M":h=g.shift(),l=g.shift(),T="M",P.push(h,l),u="L";break;case"h":h+=g.shift(),T="L",P.push(h,l);break;case"H":h=g.shift(),T="L",P.push(h,l);break;case"v":l+=g.shift(),T="L",P.push(h,l);break;case"V":l=g.shift(),T="L",P.push(h,l);break;case"C":P.push(g.shift(),g.shift(),g.shift(),g.shift()),h=g.shift(),l=g.shift(),P.push(h,l);break;case"c":P.push(h+g.shift(),l+g.shift(),h+g.shift(),l+g.shift()),h+=g.shift(),l+=g.shift(),T="C",P.push(h,l);break;case"S":_=h,y=l,"C"===(m=o[o.length-1]).command&&(_=h+(h-m.points[2]),y=l+(l-m.points[3])),P.push(_,y,g.shift(),g.shift()),h=g.shift(),l=g.shift(),T="C",P.push(h,l);break;case"s":_=h,y=l,"C"===(m=o[o.length-1]).command&&(_=h+(h-m.points[2]),y=l+(l-m.points[3])),P.push(_,y,h+g.shift(),l+g.shift()),h+=g.shift(),l+=g.shift(),T="C",P.push(h,l);break;case"Q":P.push(g.shift(),g.shift()),h=g.shift(),l=g.shift(),P.push(h,l);break;case"q":P.push(h+g.shift(),l+g.shift()),h+=g.shift(),l+=g.shift(),T="Q",P.push(h,l);break;case"T":_=h,y=l,"Q"===(m=o[o.length-1]).command&&(_=h+(h-m.points[0]),y=l+(l-m.points[1])),h=g.shift(),l=g.shift(),T="Q",P.push(_,y,h,l);break;case"t":_=h,y=l,"Q"===(m=o[o.length-1]).command&&(_=h+(h-m.points[0]),y=l+(l-m.points[1])),h+=g.shift(),l+=g.shift(),T="Q",P.push(_,y,h,l);break;case"A":K=g.shift(),S=g.shift(),b=g.shift(),x=g.shift(),C=g.shift(),w=h,F=l,h=g.shift(),l=g.shift(),T="A",P=this.convertEndpointToCenterParameterization(w,F,h,l,x,C,K,S,b);break;case"a":K=g.shift(),S=g.shift(),b=g.shift(),x=g.shift(),C=g.shift(),w=h,F=l,h+=g.shift(),l+=g.shift(),T="A",P=this.convertEndpointToCenterParameterization(w,F,h,l,x,C,K,S,b)}o.push({command:T||u,points:P,start:{x:A,y:k},pathLength:this.calcLength(A,k,T||u,P)})}"z"!==u&&"Z"!==u||o.push({command:"z",points:[],start:void 0,pathLength:0})}return o},Konva.Path.calcLength=function(t,e,i,n){var a,r,o,s,h=Konva.Path;switch(i){case"L":return h.getLineLength(t,e,n[0],n[1]);case"C":for(a=0,r=h.getPointOnCubicBezier(0,t,e,n[0],n[1],n[2],n[3],n[4],n[5]),s=.01;s<=1;s+=.01)o=h.getPointOnCubicBezier(s,t,e,n[0],n[1],n[2],n[3],n[4],n[5]),a+=h.getLineLength(r.x,r.y,o.x,o.y),r=o;return a;case"Q":for(a=0,r=h.getPointOnQuadraticBezier(0,t,e,n[0],n[1],n[2],n[3]),s=.01;s<=1;s+=.01)o=h.getPointOnQuadraticBezier(s,t,e,n[0],n[1],n[2],n[3]),a+=h.getLineLength(r.x,r.y,o.x,o.y),r=o;return a;case"A":a=0;var l=n[4],c=n[5],d=n[4]+c,u=Math.PI/180;if(Math.abs(l-d)<u&&(u=Math.abs(l-d)),r=h.getPointOnEllipticalArc(n[0],n[1],n[2],n[3],l,0),c<0)for(s=l-u;d<s;s-=u)o=h.getPointOnEllipticalArc(n[0],n[1],n[2],n[3],s,0),a+=h.getLineLength(r.x,r.y,o.x,o.y),r=o;else for(s=l+u;s<d;s+=u)o=h.getPointOnEllipticalArc(n[0],n[1],n[2],n[3],s,0),a+=h.getLineLength(r.x,r.y,o.x,o.y),r=o;return o=h.getPointOnEllipticalArc(n[0],n[1],n[2],n[3],d,0),a+=h.getLineLength(r.x,r.y,o.x,o.y)}return 0},Konva.Path.convertEndpointToCenterParameterization=function(t,e,i,n,a,r,o,s,h){var l=h*(Math.PI/180),c=Math.cos(l)*(t-i)/2+Math.sin(l)*(e-n)/2,d=-1*Math.sin(l)*(t-i)/2+Math.cos(l)*(e-n)/2,u=c*c/(o*o)+d*d/(s*s);1<u&&(o*=Math.sqrt(u),s*=Math.sqrt(u));var g=Math.sqrt((o*o*(s*s)-o*o*(d*d)-s*s*(c*c))/(o*o*(d*d)+s*s*(c*c)));a===r&&(g*=-1),isNaN(g)&&(g=0);var f=g*o*d/s,v=g*-s*c/o,p=(t+i)/2+Math.cos(l)*f-Math.sin(l)*v,m=(e+n)/2+Math.sin(l)*f+Math.cos(l)*v,_=function(t){return Math.sqrt(t[0]*t[0]+t[1]*t[1])},y=function(t,e){return(t[0]*e[0]+t[1]*e[1])/(_(t)*_(e))},K=function(t,e){return(t[0]*e[1]<t[1]*e[0]?-1:1)*Math.acos(y(t,e))},S=K([1,0],[(c-f)/o,(d-v)/s]),b=[(c-f)/o,(d-v)/s],x=[(-1*c-f)/o,(-1*d-v)/s],C=K(b,x);return y(b,x)<=-1&&(C=Math.PI),1<=y(b,x)&&(C=0),0===r&&0<C&&(C-=2*Math.PI),1===r&&C<0&&(C+=2*Math.PI),[p,m,o,s,S,C,l,r]},Konva.Factory.addGetterSetter(Konva.Path,"data"),Konva.Collection.mapMethods(Konva.Path)}(),function(){"use strict";function i(t){t.fillText(this.partialText,0,0)}function n(t){t.strokeText(this.partialText,0,0)}Konva.TextPath=function(t){this.___init(t)},Konva.TextPath.prototype={___init:function(t){var e=this;this.dummyCanvas=Konva.Util.createCanvasElement(),this.dataArray=[],Konva.Shape.call(this,t),this._fillFunc=i,this._strokeFunc=n,this._fillFuncHit=i,this._strokeFuncHit=n,this.className="TextPath",this.dataArray=Konva.Path.parsePathData(this.attrs.data),this.on("dataChange.konva",function(){e.dataArray=Konva.Path.parsePathData(this.attrs.data),e._setTextData()}),this.on("textChange.konva alignChange.konva letterSpacingChange.konva kerningFuncChange.konva",e._setTextData),t&&t.getKerning&&(Konva.Util.warn('getKerning TextPath API is deprecated. Please use "kerningFunc" instead.'),this.setKerningFunc(t.getKerning)),e._setTextData(),this.sceneFunc(this._sceneFunc),this.hitFunc(this._hitFunc)},_sceneFunc:function(t){t.setAttr("font",this._getContextFont()),t.setAttr("textBaseline",this.getTextBaseline()),t.setAttr("textAlign","left"),t.save();var e=this.textDecoration(),i=this.fill(),n=this.fontSize(),a=this.glyphInfo;"underline"===e&&t.beginPath();for(var r=0;r<a.length;r++){t.save();var o=a[r].p0;t.translate(o.x,o.y),t.rotate(a[r].rotation),this.partialText=a[r].text,t.fillStrokeShape(this),"underline"===e&&(0===r&&t.moveTo(0,n/2+1),t.lineTo(n,n/2+1)),t.restore()}"underline"===e&&(t.strokeStyle=i,t.lineWidth=n/20,t.stroke()),t.restore()},_hitFunc:function(t){t.beginPath();var e=this.glyphInfo;if(1<=e.length){var i=e[0].p0;t.moveTo(i.x,i.y)}for(var n=0;n<e.length;n++){var a=e[n].p1;t.lineTo(a.x,a.y)}t.setAttr("lineWidth",this.getFontSize()),t.setAttr("strokeStyle",this.colorKey),t.stroke()},getTextWidth:function(){return this.textWidth},getTextHeight:function(){return this.textHeight},setText:function(t){Konva.Text.prototype.setText.call(this,t)},_getTextSize:function(t){var e=this.dummyCanvas.getContext("2d");e.save(),e.font=this._getContextFont();var i=e.measureText(t);return e.restore(),{width:i.width,height:parseInt(this.attrs.fontSize,10)}},_setTextData:function(){var l=this,t=this._getTextSize(this.attrs.text),c=this.getLetterSpacing(),d=this.align(),e=this.getKerningFunc();this.textWidth=t.width,this.textHeight=t.height;var u=Math.max(this.textWidth+((this.attrs.text||"").length-1)*c,0);this.glyphInfo=[];for(var g=0,i=0;i<l.dataArray.length;i++)0<l.dataArray[i].pathLength&&(g+=l.dataArray[i].pathLength);var n=0;"center"===d&&(n=Math.max(0,g/2-u/2)),"right"===d&&(n=Math.max(0,g-u));for(var f,v,p,a=this.getText().split(""),m=this.getText().split(" ").length-1,r=-1,_=0,y=function(){_=0;for(var t=l.dataArray,e=r+1;e<t.length;e++){if(0<t[e].pathLength)return t[r=e];"M"===t[e].command&&(f={x:t[e].points[0],y:t[e].points[1]})}return{}},o=function(t){var e=l._getTextSize(t).width+c;" "===t&&"justify"===d&&(e+=(g-u)/m);var i=0,n=0;for(v=void 0;.01<Math.abs(e-i)/e&&n<25;){n++;for(var a=i;void 0===p;)(p=y())&&a+p.pathLength<e&&(a+=p.pathLength,p=void 0);if(p==={}||void 0===f)return;var r=!1;switch(p.command){case"L":Konva.Path.getLineLength(f.x,f.y,p.points[0],p.points[1])>e?v=Konva.Path.getPointOnLine(e,f.x,f.y,p.points[0],p.points[1],f.x,f.y):p=void 0;break;case"A":var o=p.points[4],s=p.points[5],h=p.points[4]+s;0===_?_=o+1e-8:i<e?_+=Math.PI/180*s/Math.abs(s):_-=Math.PI/360*s/Math.abs(s),(s<0&&_<h||0<=s&&h<_)&&(_=h,r=!0),v=Konva.Path.getPointOnEllipticalArc(p.points[0],p.points[1],p.points[2],p.points[3],_,p.points[6]);break;case"C":0===_?_=e>p.pathLength?1e-8:e/p.pathLength:i<e?_+=(e-i)/p.pathLength:_-=(i-e)/p.pathLength,1<_&&(_=1,r=!0),v=Konva.Path.getPointOnCubicBezier(_,p.start.x,p.start.y,p.points[0],p.points[1],p.points[2],p.points[3],p.points[4],p.points[5]);break;case"Q":0===_?_=e/p.pathLength:i<e?_+=(e-i)/p.pathLength:_-=(i-e)/p.pathLength,1<_&&(_=1,r=!0),v=Konva.Path.getPointOnQuadraticBezier(_,p.start.x,p.start.y,p.points[0],p.points[1],p.points[2],p.points[3])}void 0!==v&&(i=Konva.Path.getLineLength(f.x,f.y,v.x,v.y)),r&&(r=!1,p=void 0)}},s=l._getTextSize("C").width+c,h=0;h<n/s&&(o("C"),void 0!==f&&void 0!==v);h++)f=v;for(var K=0;K<a.length&&(o(a[K]),void 0!==f&&void 0!==v);K++){var S=Konva.Path.getLineLength(f.x,f.y,v.x,v.y),b=0;if(e)try{b=e(a[K-1],a[K])*this.fontSize()}catch(t){b=0}f.x+=b,v.x+=b,this.textWidth+=b;var x=Konva.Path.getPointOnLine(b+S/2,f.x,f.y,v.x,v.y),C=Math.atan2(v.y-f.y,v.x-f.x);this.glyphInfo.push({transposeX:x.x,transposeY:x.y,text:a[K],rotation:C,p0:f,p1:v}),f=v}},getSelfRect:function(){var e=[];this.glyphInfo.forEach(function(t){e.push(t.p0.x),e.push(t.p0.y),e.push(t.p1.x),e.push(t.p1.y)});for(var t,i,n=e[0],a=e[0],r=e[0],o=e[0],s=0;s<e.length/2;s++)t=e[2*s],i=e[2*s+1],n=Math.min(n,t),a=Math.max(a,t),r=Math.min(r,i),o=Math.max(o,i);var h=this.fontSize();return{x:Math.round(n)-h/2,y:Math.round(r)-h/2,width:Math.round(a-n)+h,height:Math.round(o-r)+h}}},Konva.TextPath.prototype._getContextFont=Konva.Text.prototype._getContextFont,Konva.Util.extend(Konva.TextPath,Konva.Shape),Konva.Factory.addGetterSetter(Konva.TextPath,"data"),Konva.Factory.addGetterSetter(Konva.TextPath,"fontFamily","Arial"),Konva.Factory.addGetterSetter(Konva.TextPath,"fontSize",12,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.TextPath,"fontStyle","normal"),Konva.Factory.addGetterSetter(Konva.TextPath,"align","left"),Konva.Factory.addGetterSetter(Konva.TextPath,"letterSpacing",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.TextPath,"textBaseline","middle"),Konva.Factory.addGetterSetter(Konva.TextPath,"fontVariant","normal"),Konva.Factory.addGetter(Konva.TextPath,"text",""),Konva.Factory.addGetterSetter(Konva.TextPath,"textDecoration",null),Konva.Factory.addGetterSetter(Konva.TextPath,"kerningFunc",null),Konva.Collection.mapMethods(Konva.TextPath)}(),function(){"use strict";Konva.RegularPolygon=function(t){this.___init(t)},Konva.RegularPolygon.prototype={_centroid:!0,___init:function(t){Konva.Shape.call(this,t),this.className="RegularPolygon",this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){var e,i,n,a=this.attrs.sides,r=this.attrs.radius;for(t.beginPath(),t.moveTo(0,0-r),e=1;e<a;e++)i=r*Math.sin(2*e*Math.PI/a),n=-1*r*Math.cos(2*e*Math.PI/a),t.lineTo(i,n);t.closePath(),t.fillStrokeShape(this)},getWidth:function(){return 2*this.getRadius()},getHeight:function(){return 2*this.getRadius()},setWidth:function(t){Konva.Node.prototype.setWidth.call(this,t),this.radius()!==t/2&&this.setRadius(t/2)},setHeight:function(t){Konva.Node.prototype.setHeight.call(this,t),this.radius()!==t/2&&this.setRadius(t/2)}},Konva.Util.extend(Konva.RegularPolygon,Konva.Shape),Konva.Factory.addGetterSetter(Konva.RegularPolygon,"radius",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.RegularPolygon,"sides",0,Konva.Validators.getNumberValidator()),Konva.Collection.mapMethods(Konva.RegularPolygon)}(),function(){"use strict";Konva.Star=function(t){this.___init(t)},Konva.Star.prototype={_centroid:!0,___init:function(t){Konva.Shape.call(this,t),this.className="Star",this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){var e=this.innerRadius(),i=this.outerRadius(),n=this.numPoints();t.beginPath(),t.moveTo(0,0-i);for(var a=1;a<2*n;a++){var r=a%2==0?i:e,o=r*Math.sin(a*Math.PI/n),s=-1*r*Math.cos(a*Math.PI/n);t.lineTo(o,s)}t.closePath(),t.fillStrokeShape(this)},getWidth:function(){return 2*this.getOuterRadius()},getHeight:function(){return 2*this.getOuterRadius()},setWidth:function(t){Konva.Node.prototype.setWidth.call(this,t),this.outerRadius()!==t/2&&this.setOuterRadius(t/2)},setHeight:function(t){Konva.Node.prototype.setHeight.call(this,t),this.outerRadius()!==t/2&&this.setOuterRadius(t/2)}},Konva.Util.extend(Konva.Star,Konva.Shape),Konva.Factory.addGetterSetter(Konva.Star,"numPoints",5,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Star,"innerRadius",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Star,"outerRadius",0,Konva.Validators.getNumberValidator()),Konva.Collection.mapMethods(Konva.Star)}(),function(){"use strict";var a=["fontFamily","fontSize","fontStyle","padding","lineHeight","text","width"],l="right",c="down",d="left",r=a.length;Konva.Label=function(t){this.____init(t)},Konva.Label.prototype={____init:function(t){var e=this;Konva.Group.call(this,t),this.className="Label",this.on("add.konva",function(t){e._addListeners(t.child),e._sync()})},getText:function(){return this.find("Text")[0]},getTag:function(){return this.find("Tag")[0]},_addListeners:function(t){var e,i=this,n=function(){i._sync()};for(e=0;e<r;e++)t.on(a[e]+"Change.konva",n)},getWidth:function(){return this.getText().getWidth()},getHeight:function(){return this.getText().getHeight()},_sync:function(){var t,e,i,n,a,r,o,s=this.getText(),h=this.getTag();if(s&&h){switch(t=s.getWidth(),e=s.getHeight(),i=h.getPointerDirection(),n=h.getPointerWidth(),o=h.getPointerHeight(),r=a=0,i){case"up":a=t/2,r=-1*o;break;case l:a=t+n,r=e/2;break;case c:a=t/2,r=e+o;break;case d:a=-1*n,r=e/2}h.setAttrs({x:-1*a,y:-1*r,width:t,height:e}),s.setAttrs({x:-1*a,y:-1*r})}}},Konva.Util.extend(Konva.Label,Konva.Group),Konva.Collection.mapMethods(Konva.Label),Konva.Tag=function(t){this.___init(t)},Konva.Tag.prototype={___init:function(t){Konva.Shape.call(this,t),this.className="Tag",this.sceneFunc(this._sceneFunc)},_sceneFunc:function(t){var e=this.getWidth(),i=this.getHeight(),n=this.getPointerDirection(),a=this.getPointerWidth(),r=this.getPointerHeight(),o=Math.min(this.getCornerRadius(),e/2,i/2);t.beginPath(),o?t.moveTo(o,0):t.moveTo(0,0),"up"===n&&(t.lineTo((e-a)/2,0),t.lineTo(e/2,-1*r),t.lineTo((e+a)/2,0)),o?(t.lineTo(e-o,0),t.arc(e-o,o,o,3*Math.PI/2,0,!1)):t.lineTo(e,0),n===l&&(t.lineTo(e,(i-r)/2),t.lineTo(e+a,i/2),t.lineTo(e,(i+r)/2)),o?(t.lineTo(e,i-o),t.arc(e-o,i-o,o,0,Math.PI/2,!1)):t.lineTo(e,i),n===c&&(t.lineTo((e+a)/2,i),t.lineTo(e/2,i+r),t.lineTo((e-a)/2,i)),o?(t.lineTo(o,i),t.arc(o,i-o,o,Math.PI/2,Math.PI,!1)):t.lineTo(0,i),n===d&&(t.lineTo(0,(i+r)/2),t.lineTo(-1*a,i/2),t.lineTo(0,(i-r)/2)),o&&(t.lineTo(0,o),t.arc(o,o,o,Math.PI,3*Math.PI/2,!1)),t.closePath(),t.fillStrokeShape(this)},getSelfRect:function(){var t=0,e=0,i=this.getPointerWidth(),n=this.getPointerHeight(),a=this.pointerDirection(),r=this.getWidth(),o=this.getHeight();return"up"===a?(e-=n,o+=n):a===c?o+=n:a===d?(t-=1.5*i,r+=i):a===l&&(r+=1.5*i),{x:t,y:e,width:r,height:o}}},Konva.Util.extend(Konva.Tag,Konva.Shape),Konva.Factory.addGetterSetter(Konva.Tag,"pointerDirection","none"),Konva.Factory.addGetterSetter(Konva.Tag,"pointerWidth",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Tag,"pointerHeight",0,Konva.Validators.getNumberValidator()),Konva.Factory.addGetterSetter(Konva.Tag,"cornerRadius",0,Konva.Validators.getNumberValidator()),Konva.Collection.mapMethods(Konva.Tag)}(),function(u){"use strict";u.Arrow=function(t){this.____init(t)},u.Arrow.prototype={____init:function(t){u.Line.call(this,t),this.className="Arrow"},_sceneFunc:function(t){u.Line.prototype._sceneFunc.apply(this,arguments);var e=2*Math.PI,i=this.points(),n=i,a=0!==this.getTension()&&4<i.length;a&&(n=this.getTensionPoints());var r,o,s=i.length;o=a?(r=i[s-2]-n[s-2],i[s-1]-n[s-1]):(r=i[s-2]-i[s-4],i[s-1]-i[s-3]);var h=(Math.atan2(o,r)+e)%e,l=this.pointerLength(),c=this.pointerWidth();t.save(),t.beginPath(),t.translate(i[s-2],i[s-1]),t.rotate(h),t.moveTo(0,0),t.lineTo(-l,c/2),t.lineTo(-l,-c/2),t.closePath(),t.restore(),this.pointerAtBeginning()&&(t.save(),t.translate(i[0],i[1]),o=a?(r=n[0]-i[0],n[1]-i[1]):(r=i[2]-i[0],i[3]-i[1]),t.rotate((Math.atan2(-o,-r)+e)%e),t.moveTo(0,0),t.lineTo(-l,c/2),t.lineTo(-l,-c/2),t.closePath(),t.restore());var d=this.dashEnabled();d&&(this.attrs.dashEnabled=!1,t.setLineDash([])),t.fillStrokeShape(this),d&&(this.attrs.dashEnabled=!0)}},u.Util.extend(u.Arrow,u.Line),u.Factory.addGetterSetter(u.Arrow,"pointerLength",10,u.Validators.getNumberValidator()),u.Factory.addGetterSetter(u.Arrow,"pointerWidth",10,u.Validators.getNumberValidator()),u.Factory.addGetterSetter(u.Arrow,"pointerAtBeginning",!1),u.Collection.mapMethods(u.Arrow)}(Konva),function(G){"use strict";var e=["resizeEnabledChange","rotateAnchorOffsetChange","rotateEnabledChange","enabledAnchorsChange","anchorSizeChange","borderEnabledChange","borderStrokeChange","borderStrokeWidthChange","borderDashChange","anchorStrokeChange","anchorStrokeWidthChange","anchorFillChange","anchorCornerRadiusChange","ignoreStrokeChange"].join(" "),t="nodeRect",i=["xChange.resizer","yChange.resizer","widthChange.resizer","heightChange.resizer","scaleXChange.resizer","scaleYChange.resizer","skewXChange.resizer","skewYChange.resizer","rotationChange.resizer","offsetXChange.resizer","offsetYChange.resizer","transformsEnabledChange.resizer"].join(" "),n=["widthChange.resizer","heightChange.resizer","scaleXChange.resizer","scaleYChange.resizer","skewXChange.resizer","skewYChange.resizer","rotationChange.resizer","offsetXChange.resizer","offsetYChange.resizer"].join(" "),s={"top-left":-45,"top-center":0,"top-right":45,"middle-right":-90,"middle-left":90,"bottom-left":-135,"bottom-center":180,"bottom-right":135};G.Transformer=function(t){this.____init(t)};var a=["top-left","top-center","top-right","middle-right","middle-left","bottom-left","bottom-center","bottom-right"];G.Transformer.prototype={_centroid:!1,____init:function(t){G.Group.call(this,t),this.className="Transformer",this._createElements(),this._handleMouseMove=this._handleMouseMove.bind(this),this._handleMouseUp=this._handleMouseUp.bind(this),this.update=this.update.bind(this),this.on(e,this.update),this.getNode()&&this.update()},attachTo:function(t){this.setNode(t)},setNode:function(t){return this._node&&this.detach(),this._node=t,this._resetTransformCache(),t.on(i,this._resetTransformCache.bind(this)),t.on(n,function(){this._transforming||this.update()}.bind(this)),!!this.findOne(".top-left")&&this.update(),this},getNode:function(){return this._node},detach:function(){this.getNode()&&(this.getNode().off(".resizer"),this._node=void 0),this._resetTransformCache()},_resetTransformCache:function(){this._clearCache(t),this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform")},_getNodeRect:function(){return this._getCache(t,this.__getNodeRect)},__getNodeRect:function(){var t=this.getNode();if(!t)return{x:-Number.MAX_SAFE_INTEGER,y:-Number.MAX_SAFE_INTEGER,width:0,height:0,rotation:0};var e=t.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),i=G.getAngle(t.rotation()),n=e.x*t.scaleX()-t.offsetX()*t.scaleX(),a=e.y*t.scaleY()-t.offsetY()*t.scaleY();return{x:t.x()+n*Math.cos(i)+a*Math.sin(-i),y:t.y()+a*Math.cos(i)+n*Math.sin(i),width:e.width*t.scaleX(),height:e.height*t.scaleY(),rotation:t.rotation()}},getX:function(){return this._getNodeRect().x},getY:function(){return this._getNodeRect().y},getRotation:function(){return this._getNodeRect().rotation},getWidth:function(){return this._getNodeRect().width},getHeight:function(){return this._getNodeRect().height},_createElements:function(){this._createBack(),a.forEach(function(t){this._createAnchor(t)}.bind(this)),this._createAnchor("rotater")},_createAnchor:function(r){var o=new G.Rect({stroke:"rgb(0, 161, 255)",fill:"white",strokeWidth:1,name:r+" _anchor",dragDistance:0,draggable:!0}),e=this;o.on("mousedown touchstart",function(t){e._handleMouseDown(t)}),o.on("dragstart",function(t){t.cancelBubble=!0}),o.on("dragmove",function(t){t.cancelBubble=!0}),o.on("dragend",function(t){t.cancelBubble=!0}),o.on("mouseenter",function(){var t=this.getParent(),e=G.getAngle(t.rotation()),i=t.getNode().getAbsoluteScale(),n=i.y*i.x<0,a=function(t,e,i){if("rotater"===t)return"crosshair";e+=G.Util._degToRad(s[t]||0),i&&(e*=-1);var n=(G.Util._radToDeg(e)%360+360)%360;return G.Util._inRange(n,337.5,360)||G.Util._inRange(n,0,22.5)?"ns-resize":G.Util._inRange(n,22.5,67.5)?"nesw-resize":G.Util._inRange(n,67.5,112.5)?"ew-resize":G.Util._inRange(n,112.5,157.5)?"nwse-resize":G.Util._inRange(n,157.5,202.5)?"ns-resize":G.Util._inRange(n,202.5,247.5)?"nesw-resize":G.Util._inRange(n,247.5,292.5)?"ew-resize":G.Util._inRange(n,292.5,337.5)?"nwse-resize":(G.Util.error("Transformer has unknown angle for cursor detection: "+n),"pointer")}(r,e,n);o.getStage().content.style.cursor=a,t._cursorChange=!0}),o.on("mouseout",function(){o.getStage()&&this.getParent()&&(o.getStage().content.style.cursor="",this.getParent()._cursorChange=!1)}),this.add(o)},_createBack:function(){var t=new G.Shape({name:"back",width:0,height:0,listening:!1,sceneFunc:function(t){var e=this.getParent(),i=e.getPadding(),n=e.getTextOffsetY();t.beginPath(),t.rect(-i,-i-n,this.width()+2*i,this.height()+2*i),t.moveTo(this.width()/2,-i),e.rotateEnabled()&&t.lineTo(this.width()/2,-e.rotateAnchorOffset()*G.Util._sign(this.height())),t.fillStrokeShape(this)}});this.add(t)},_handleMouseDown:function(t){this.movingResizer=t.target.name().split(" ")[0];var e=this._getNodeRect(),i=e.width,n=e.height,a=Math.sqrt(Math.pow(i,2)+Math.pow(n,2));this.sin=n/a,this.cos=i/a,window.addEventListener("mousemove",this._handleMouseMove),window.addEventListener("touchmove",this._handleMouseMove),window.addEventListener("mouseup",this._handleMouseUp,!0),window.addEventListener("touchend",this._handleMouseUp,!0),this._transforming=!0,this._fire("transformstart",{evt:t}),this.getNode()._fire("transformstart",{evt:t})},_handleMouseMove:function(t){var e,i,n,a=this.findOne("."+this.movingResizer),r=a.getStage().getContent().getBoundingClientRect(),o=r.left,s=r.top,h={x:(void 0!==t.clientX?t.clientX:t.touches[0].clientX)-o,y:(void 0!==t.clientX?t.clientY:t.touches[0].clientY)-s};a.setAbsolutePosition(h);var l=this.keepRatio()||t.shiftKey;if("top-left"===this.movingResizer)l&&(e=(n=Math.sqrt(Math.pow(this.findOne(".bottom-right").x()-a.x(),2)+Math.pow(this.findOne(".bottom-right").y()-a.y(),2)))*this.cos,i=n*this.sin,this.findOne(".top-left").x(this.findOne(".bottom-right").x()-e),this.findOne(".top-left").y(this.findOne(".bottom-right").y()-i));else if("top-center"===this.movingResizer)this.findOne(".top-left").y(a.y());else if("top-right"===this.movingResizer){l&&(e=(n=Math.sqrt(Math.pow(this.findOne(".bottom-left").x()-a.x(),2)+Math.pow(this.findOne(".bottom-left").y()-a.y(),2)))*this.cos,i=n*this.sin,this.findOne(".top-right").x(e),this.findOne(".top-right").y(this.findOne(".bottom-left").y()-i));var c=a.position();this.findOne(".top-left").y(c.y),this.findOne(".bottom-right").x(c.x)}else if("middle-left"===this.movingResizer)this.findOne(".top-left").x(a.x());else if("middle-right"===this.movingResizer)this.findOne(".bottom-right").x(a.x());else if("bottom-left"===this.movingResizer)l&&(e=(n=Math.sqrt(Math.pow(this.findOne(".top-right").x()-a.x(),2)+Math.pow(this.findOne(".top-right").y()-a.y(),2)))*this.cos,i=n*this.sin,this.findOne(".bottom-left").x(this.findOne(".top-right").x()-e),this.findOne(".bottom-left").y(i)),c=a.position(),this.findOne(".top-left").x(c.x),this.findOne(".bottom-right").y(c.y);else if("bottom-center"===this.movingResizer)this.findOne(".bottom-right").y(a.y());else if("bottom-right"===this.movingResizer)l&&(e=(n=Math.sqrt(Math.pow(this.findOne(".bottom-right").x(),2)+Math.pow(this.findOne(".bottom-right").y(),2)))*this.cos,i=n*this.sin,this.findOne(".bottom-right").x(e),this.findOne(".bottom-right").y(i));else if("rotater"===this.movingResizer){var d=this.getPadding(),u=this._getNodeRect();e=a.x()-u.width/2,i=-a.y()+u.height/2;var g=Math.atan2(-i,e)+Math.PI/2;u.height<0&&(g-=Math.PI);for(var f=G.getAngle(this.rotation()),v=G.Util._radToDeg(f)+G.Util._radToDeg(g),p=G.getAngle(this.getNode().rotation()),m=G.Util._degToRad(v),_=this.rotationSnaps(),y=0;y<_.length;y++){var K=G.getAngle(_[y]);Math.abs(K-G.Util._degToRad(v))%(2*Math.PI)<.1&&(v=G.Util._radToDeg(K),m=G.Util._degToRad(v))}var S=d,b=d;this._fitNodeInto({rotation:G.angleDeg?v:G.Util._degToRad(v),x:u.x+(u.width/2+d)*(Math.cos(p)-Math.cos(m))+(u.height/2+d)*(Math.sin(-p)-Math.sin(-m))-(S*Math.cos(f)+b*Math.sin(-f)),y:u.y+(u.height/2+d)*(Math.cos(p)-Math.cos(m))+(u.width/2+d)*(Math.sin(p)-Math.sin(m))-(b*Math.cos(f)+S*Math.sin(f)),width:u.width+2*d,height:u.height+2*d},t)}else console.error(new Error("Wrong position argument of selection resizer: ",this.movingResizer));if("rotater"!==this.movingResizer){var x=this.findOne(".top-left").getAbsolutePosition(this.getParent());if(this.getCenteredScaling()||t.altKey){var C=this.findOne(".top-left"),w=this.findOne(".bottom-right"),F=C.x(),T=C.y(),P=this.getWidth()-w.x(),A=this.getHeight()-w.y();w.move({x:-F,y:-T}),C.move({x:P,y:A}),x=C.getAbsolutePosition(this.getParent())}e=x.x,i=x.y;var k=this.findOne(".bottom-right").x()-this.findOne(".top-left").x(),M=this.findOne(".bottom-right").y()-this.findOne(".top-left").y();this._fitNodeInto({x:e+this.offsetX(),y:i+this.offsetY(),width:k,height:M},t)}},_handleMouseUp:function(t){this._removeEvents(t)},_removeEvents:function(t){if(this._transforming){this._transforming=!1,window.removeEventListener("mousemove",this._handleMouseMove),window.removeEventListener("touchmove",this._handleMouseMove),window.removeEventListener("mouseup",this._handleMouseUp,!0),window.removeEventListener("touchend",this._handleMouseUp,!0),this._fire("transformend",{evt:t});var e=this.getNode();e&&e.fire("transformend",{evt:t})}},_fitNodeInto:function(t,e){var i=this.getBoundBoxFunc();if(i){var n=this._getNodeRect();t=i.call(this,n,t)}this._settings=!0;var a=this.getNode();void 0!==t.rotation&&this.getNode().rotation(t.rotation);var r=a.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),o=this.getPadding(),s=(t.width-2*o)/r.width,h=(t.height-2*o)/r.height,l=G.getAngle(a.getRotation()),c=r.x*s-o-a.offsetX()*s,d=r.y*h-o-a.offsetY()*h;this.getNode().setAttrs({scaleX:s,scaleY:h,x:t.x-(c*Math.cos(l)+d*Math.sin(-l)),y:t.y-(d*Math.cos(l)+c*Math.sin(l))}),this._settings=!1,this._fire("transform",{evt:e}),this.getNode()._fire("transform",{evt:e}),this.update(),this.getLayer().batchDraw()},forceUpdate:function(){this._resetTransformCache(),this.update()},update:function(){var t=this._getNodeRect(),e=this.getNode(),i={x:1,y:1};e&&e.getParent()&&(i=e.getParent().getAbsoluteScale());var n={x:1/i.x,y:1/i.y},a=t.width,r=t.height,o=this.enabledAnchors(),s=this.resizeEnabled(),h=this.getPadding(),l=this.getAnchorSize();this.find("._anchor").setAttrs({width:l,height:l,offsetX:l/2,offsetY:l/2,stroke:this.getAnchorStroke(),strokeWidth:this.getAnchorStrokeWidth(),fill:this.getAnchorFill(),cornerRadius:this.getAnchorCornerRadius()}),this.findOne(".top-left").setAttrs({x:-h,y:-h,scale:n,visible:s&&0<=o.indexOf("top-left")}),this.findOne(".top-center").setAttrs({x:a/2,y:-h,scale:n,visible:s&&0<=o.indexOf("top-center")}),this.findOne(".top-right").setAttrs({x:a+h,y:-h,scale:n,visible:s&&0<=o.indexOf("top-right")}),this.findOne(".middle-left").setAttrs({x:-h,y:r/2,scale:n,visible:s&&0<=o.indexOf("middle-left")}),this.findOne(".middle-right").setAttrs({x:a+h,y:r/2,scale:n,visible:s&&0<=o.indexOf("middle-right")}),this.findOne(".bottom-left").setAttrs({x:-h,y:r+h,scale:n,visible:s&&0<=o.indexOf("bottom-left")}),this.findOne(".bottom-center").setAttrs({x:a/2,y:r+h,scale:n,visible:s&&0<=o.indexOf("bottom-center")}),this.findOne(".bottom-right").setAttrs({x:a+h,y:r+h,scale:n,visible:s&&0<=o.indexOf("bottom-right")});var c=-this.rotateAnchorOffset()*Math.abs(n.y);this.findOne(".rotater").setAttrs({x:a/2,y:c*G.Util._sign(r),scale:n,visible:this.rotateEnabled()}),this.findOne(".back").setAttrs({width:a*i.x,height:r*i.y,scale:n,visible:this.borderEnabled(),stroke:this.getBorderStroke(),strokeWidth:this.getBorderStrokeWidth(),dash:this.getBorderDash()})},isTransforming:function(){return this._transforming},stopTransform:function(){if(this._transforming){this._removeEvents();var t=this.findOne("."+this.movingResizer);t&&t.stopDrag()}},destroy:function(){this.getStage()&&this._cursorChange&&(this.getStage().content.style.cursor=""),G.Group.prototype.destroy.call(this),this.detach(),this._removeEvents()},toObject:function(){return G.Node.prototype.toObject.call(this)}},G.Util.extend(G.Transformer,G.Group),G.Factory.addGetterSetter(G.Transformer,"enabledAnchors",a,function(t){return t instanceof Array||G.Util.warn("enabledAnchors value should be an array"),t instanceof Array&&t.forEach(function(t){-1===a.indexOf(t)&&G.Util.warn("Unknown anchor name: "+t+". Available names are: "+a.join(", "))}),t||[]}),G.Factory.addGetterSetter(G.Transformer,"resizeEnabled",!0),G.Factory.addGetterSetter(G.Transformer,"anchorSize",10,G.Validators.getNumberValidator()),G.Factory.addGetterSetter(G.Transformer,"rotateEnabled",!0),G.Factory.addGetterSetter(G.Transformer,"rotationSnaps",[]),G.Factory.addGetterSetter(G.Transformer,"rotateAnchorOffset",50,G.Validators.getNumberValidator()),G.Factory.addGetterSetter(G.Transformer,"borderEnabled",!0),G.Factory.addGetterSetter(G.Transformer,"anchorStroke","rgb(0, 161, 255)"),G.Factory.addGetterSetter(G.Transformer,"anchorStrokeWidth",1,G.Validators.getNumberValidator()),G.Factory.addGetterSetter(G.Transformer,"anchorFill","white"),G.Factory.addGetterSetter(G.Transformer,"anchorCornerRadius",0,G.Validators.getNumberValidator()),G.Factory.addGetterSetter(G.Transformer,"borderStroke","rgb(0, 161, 255)"),G.Factory.addGetterSetter(G.Transformer,"borderStrokeWidth",1,G.Validators.getNumberValidator()),G.Factory.addGetterSetter(G.Transformer,"borderDash"),G.Factory.addGetterSetter(G.Transformer,"keepRatio",!0),G.Factory.addGetterSetter(G.Transformer,"centeredScaling",!1),G.Factory.addGetterSetter(G.Transformer,"ignoreStroke",!1),G.Factory.addGetterSetter(G.Transformer,"padding",0,G.Validators.getNumberValidator()),G.Factory.addOverloadedGetterSetter(G.Transformer,"node"),G.Factory.addGetterSetter(G.Transformer,"boundBoxFunc"),G.Factory.addGetterSetter(G.Transformer,"textOffsetY",0,G.Validators.getNumberValidator()),G.Factory.backCompat(G.Transformer,{lineEnabled:"borderEnabled",rotateHandlerOffset:"rotateAnchorOffset",enabledHandlers:"enabledAnchors"}),G.Collection.mapMethods(G.Transformer)}(Konva);