diff --git a/CHANGELOG.md b/CHANGELOG.md
index 39fa78f3..718ee252 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,12 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## Fixed
 
+* `toObject` fixes
+
+## [2.1.7][2018-07-03]
+
+## Fixed
+
 * Some drag&drop fixes
 
 ## [2.1.6][2018-06-16]
diff --git a/konva.js b/konva.js
index d4cc20a0..312b6a4f 100644
--- a/konva.js
+++ b/konva.js
@@ -2,7 +2,7 @@
  * Konva JavaScript Framework v2.1.7
  * http://konvajs.github.io/
  * Licensed under the MIT
- * Date: Wed Jul 04 2018
+ * Date: Thu Jul 05 2018
  *
  * Original work Copyright (C) 2011 - 2013 by Eric Rowell (KineticJS)
  * Modified work Copyright (C) 2014 - present by Anton Lavrenov (Konva)
@@ -3604,7 +3604,7 @@
 
       for (key in attrs) {
         val = attrs[key];
-        getter = this[key];
+        getter = typeof this[key] === 'function' && this[key];
         // remove attr value so that we can extract the default value from the getter
         delete attrs[key];
         defaultValue = getter ? getter.call(this) : null;
diff --git a/konva.min.js b/konva.min.js
index e28b453f..0032336f 100644
--- a/konva.min.js
+++ b/konva.min.js
@@ -2,14 +2,14 @@
  * Konva JavaScript Framework v2.1.7
  * http://konvajs.github.io/
  * Licensed under the MIT
- * Date: Wed Jul 04 2018
+ * Date: Thu Jul 05 2018
  *
  * Original work Copyright (C) 2011 - 2013 by Eric Rowell (KineticJS)
  * Modified work Copyright (C) 2014 - present by Anton Lavrenov (Konva)
  *
  * @license
  */
-!function(){"use strict";var e=Math.PI/180,r={version:"2.1.7",stages:[],idCounter:0,ids:{},names:{},shapes:{},listenClickTap:!1,inDblClickWindow:!1,isBrowser:"undefined"!=typeof window&&("[object Window]"==={}.toString.call(window)||"[object global]"==={}.toString.call(window)),enableTrace:!1,traceArrMax:100,dblClickWindow:400,pixelRatio:void 0,dragDistance:3,angleDeg:!0,showWarnings:!0,Filters:{},isDragging:function(){var t=r.DD;return!!t&&t.isDragging},isDragReady:function(){var t=r.DD;return!!t&&!!t.node},_addId:function(t,e){void 0!==e&&(this.ids[e]=t)},_removeId:function(t){void 0!==t&&delete this.ids[t]},_addName:function(t,e){e&&(this.names[e]||(this.names[e]=[]),this.names[e].push(t))},_removeName:function(t,e){if(t){var n=this.names[t];if(n){for(var i=0;i<n.length;i++){n[i]._id===e&&n.splice(i,1)}0===n.length&&delete this.names[t]}}},getAngle:function(t){return this.angleDeg?t*e:t},_detectIE:function(t){var e=t.indexOf("msie ");if(0<e)return parseInt(t.substring(e+5,t.indexOf(".",e)),10);if(0<t.indexOf("trident/")){var n=t.indexOf("rv:");return parseInt(t.substring(n+3,t.indexOf(".",n)),10)}var i=t.indexOf("edge/");return 0<i&&parseInt(t.substring(i+5,t.indexOf(".",i)),10)},_parseUA:function(t){var e=t.toLowerCase(),n=/(chrome)[ /]([\w.]+)/.exec(e)||/(webkit)[ /]([\w.]+)/.exec(e)||/(opera)(?:.*version|)[ /]([\w.]+)/.exec(e)||/(msie) ([\w.]+)/.exec(e)||e.indexOf("compatible")<0&&/(mozilla)(?:.*? rv:([\w.]+)|)/.exec(e)||[],i=!!t.match(/Android|BlackBerry|iPhone|iPad|iPod|Opera Mini|IEMobile/i),a=!!t.match(/IEMobile/i);return{browser:n[1]||"",version:n[2]||"0",isIE:r._detectIE(e),mobile:i,ieMobile:a}},UA:void 0},t="undefined"!=typeof global?global:"undefined"!=typeof window?window:"undefined"!=typeof WorkerGlobalScope?self:{};r.UA=r._parseUA(t.navigator&&t.navigator.userAgent||""),t.Konva&&console.error("Konva instance is already exist in current eviroment. Please use only one instance."),(t.Konva=r).global=t,r.window=t,r.document=t.document,"object"==typeof exports?module.exports=r:"function"==typeof define&&define.amd&&define(function(){return r})}(),function(){"use strict";Konva.Collection=function(){var t=[].slice.call(arguments),e=t.length,n=0;for(this.length=e;n<e;n++)this[n]=t[n];return this},Konva.Collection.prototype=[],Konva.Collection.prototype.each=function(t){for(var e=0;e<this.length;e++)t(this[e],e)},Konva.Collection.prototype.toArray=function(){var t,e=[],n=this.length;for(t=0;t<n;t++)e.push(this[t]);return e},Konva.Collection.toCollection=function(t){var e,n=new Konva.Collection,i=t.length;for(e=0;e<i;e++)n.push(t[e]);return n},Konva.Collection._mapMethod=function(i){Konva.Collection.prototype[i]=function(){var t,e=this.length,n=[].slice.call(arguments);for(t=0;t<e;t++)this[t][i].apply(this[t],n);return this}},Konva.Collection.mapMethods=function(t){var e=t.prototype;for(var n in e)Konva.Collection._mapMethod(n)},Konva.Transform=function(t){this.m=t&&t.slice()||[1,0,0,1,0,0]},Konva.Transform.prototype={copy:function(){return new Konva.Transform(this.m)},point:function(t){var e=this.m;return{x:e[0]*t.x+e[2]*t.y+e[4],y:e[1]*t.x+e[3]*t.y+e[5]}},translate:function(t,e){return this.m[4]+=this.m[0]*t+this.m[2]*e,this.m[5]+=this.m[1]*t+this.m[3]*e,this},scale:function(t,e){return this.m[0]*=t,this.m[1]*=t,this.m[2]*=e,this.m[3]*=e,this},rotate:function(t){var e=Math.cos(t),n=Math.sin(t),i=this.m[0]*e+this.m[2]*n,a=this.m[1]*e+this.m[3]*n,r=this.m[0]*-n+this.m[2]*e,o=this.m[1]*-n+this.m[3]*e;return this.m[0]=i,this.m[1]=a,this.m[2]=r,this.m[3]=o,this},getTranslation:function(){return{x:this.m[4],y:this.m[5]}},skew:function(t,e){var n=this.m[0]+this.m[2]*e,i=this.m[1]+this.m[3]*e,a=this.m[2]+this.m[0]*t,r=this.m[3]+this.m[1]*t;return this.m[0]=n,this.m[1]=i,this.m[2]=a,this.m[3]=r,this},multiply:function(t){var e=this.m[0]*t.m[0]+this.m[2]*t.m[1],n=this.m[1]*t.m[0]+this.m[3]*t.m[1],i=this.m[0]*t.m[2]+this.m[2]*t.m[3],a=this.m[1]*t.m[2]+this.m[3]*t.m[3],r=this.m[0]*t.m[4]+this.m[2]*t.m[5]+this.m[4],o=this.m[1]*t.m[4]+this.m[3]*t.m[5]+this.m[5];return this.m[0]=e,this.m[1]=n,this.m[2]=i,this.m[3]=a,this.m[4]=r,this.m[5]=o,this},invert:function(){var t=1/(this.m[0]*this.m[3]-this.m[1]*this.m[2]),e=this.m[3]*t,n=-this.m[1]*t,i=-this.m[2]*t,a=this.m[0]*t,r=t*(this.m[2]*this.m[5]-this.m[3]*this.m[4]),o=t*(this.m[1]*this.m[4]-this.m[0]*this.m[5]);return this.m[0]=e,this.m[1]=n,this.m[2]=i,this.m[3]=a,this.m[4]=r,this.m[5]=o,this},getMatrix:function(){return this.m},setAbsolutePosition:function(t,e){var n=this.m[0],i=this.m[1],a=this.m[2],r=this.m[3],o=this.m[4],s=(n*(e-this.m[5])-i*(t-o))/(n*r-i*a),h=(t-o-a*s)/n;return this.translate(h,s)}};var e=Math.PI/180,n=180/Math.PI,i="Konva error: ",a={aliceblue:[240,248,255],antiquewhite:[250,235,215],aqua:[0,255,255],aquamarine:[127,255,212],azure:[240,255,255],beige:[245,245,220],bisque:[255,228,196],black:[0,0,0],blanchedalmond:[255,235,205],blue:[0,0,255],blueviolet:[138,43,226],brown:[165,42,42],burlywood:[222,184,135],cadetblue:[95,158,160],chartreuse:[127,255,0],chocolate:[210,105,30],coral:[255,127,80],cornflowerblue:[100,149,237],cornsilk:[255,248,220],crimson:[220,20,60],cyan:[0,255,255],darkblue:[0,0,139],darkcyan:[0,139,139],darkgoldenrod:[184,132,11],darkgray:[169,169,169],darkgreen:[0,100,0],darkgrey:[169,169,169],darkkhaki:[189,183,107],darkmagenta:[139,0,139],darkolivegreen:[85,107,47],darkorange:[255,140,0],darkorchid:[153,50,204],darkred:[139,0,0],darksalmon:[233,150,122],darkseagreen:[143,188,143],darkslateblue:[72,61,139],darkslategray:[47,79,79],darkslategrey:[47,79,79],darkturquoise:[0,206,209],darkviolet:[148,0,211],deeppink:[255,20,147],deepskyblue:[0,191,255],dimgray:[105,105,105],dimgrey:[105,105,105],dodgerblue:[30,144,255],firebrick:[178,34,34],floralwhite:[255,255,240],forestgreen:[34,139,34],fuchsia:[255,0,255],gainsboro:[220,220,220],ghostwhite:[248,248,255],gold:[255,215,0],goldenrod:[218,165,32],gray:[128,128,128],green:[0,128,0],greenyellow:[173,255,47],grey:[128,128,128],honeydew:[240,255,240],hotpink:[255,105,180],indianred:[205,92,92],indigo:[75,0,130],ivory:[255,255,240],khaki:[240,230,140],lavender:[230,230,250],lavenderblush:[255,240,245],lawngreen:[124,252,0],lemonchiffon:[255,250,205],lightblue:[173,216,230],lightcoral:[240,128,128],lightcyan:[224,255,255],lightgoldenrodyellow:[250,250,210],lightgray:[211,211,211],lightgreen:[144,238,144],lightgrey:[211,211,211],lightpink:[255,182,193],lightsalmon:[255,160,122],lightseagreen:[32,178,170],lightskyblue:[135,206,250],lightslategray:[119,136,153],lightslategrey:[119,136,153],lightsteelblue:[176,196,222],lightyellow:[255,255,224],lime:[0,255,0],limegreen:[50,205,50],linen:[250,240,230],magenta:[255,0,255],maroon:[128,0,0],mediumaquamarine:[102,205,170],mediumblue:[0,0,205],mediumorchid:[186,85,211],mediumpurple:[147,112,219],mediumseagreen:[60,179,113],mediumslateblue:[123,104,238],mediumspringgreen:[0,250,154],mediumturquoise:[72,209,204],mediumvioletred:[199,21,133],midnightblue:[25,25,112],mintcream:[245,255,250],mistyrose:[255,228,225],moccasin:[255,228,181],navajowhite:[255,222,173],navy:[0,0,128],oldlace:[253,245,230],olive:[128,128,0],olivedrab:[107,142,35],orange:[255,165,0],orangered:[255,69,0],orchid:[218,112,214],palegoldenrod:[238,232,170],palegreen:[152,251,152],paleturquoise:[175,238,238],palevioletred:[219,112,147],papayawhip:[255,239,213],peachpuff:[255,218,185],peru:[205,133,63],pink:[255,192,203],plum:[221,160,203],powderblue:[176,224,230],purple:[128,0,128],rebeccapurple:[102,51,153],red:[255,0,0],rosybrown:[188,143,143],royalblue:[65,105,225],saddlebrown:[139,69,19],salmon:[250,128,114],sandybrown:[244,164,96],seagreen:[46,139,87],seashell:[255,245,238],sienna:[160,82,45],silver:[192,192,192],skyblue:[135,206,235],slateblue:[106,90,205],slategray:[119,128,144],slategrey:[119,128,144],snow:[255,255,250],springgreen:[0,255,127],steelblue:[70,130,180],tan:[210,180,140],teal:[0,128,128],thistle:[216,191,216],transparent:[255,255,255,0],tomato:[255,99,71],turquoise:[64,224,208],violet:[238,130,238],wheat:[245,222,179],white:[255,255,255],whitesmoke:[245,245,245],yellow:[255,255,0],yellowgreen:[154,205,5]},r=/rgb\((\d{1,3}),(\d{1,3}),(\d{1,3})\)/;Konva.Util={_isElement:function(t){return!(!t||1!=t.nodeType)},_isFunction:function(t){return!!(t&&t.constructor&&t.call&&t.apply)},_isObject:function(t){return!!t&&t.constructor===Object},_isArray:function(t){return"[object Array]"===Object.prototype.toString.call(t)},_isNumber:function(t){return"[object Number]"===Object.prototype.toString.call(t)},_isString:function(t){return"[object String]"===Object.prototype.toString.call(t)},isObject:function(t){return t instanceof Object},isValidSelector:function(t){if("string"!=typeof t)return!1;var e=t[0];return"#"===e||"."===e||e===e.toUpperCase()},_sign:function(t){return 0===t?0:0<t?1:-1},createCanvasElement:function(){var t=Konva.isBrowser?Konva.document.createElement("canvas"):new Konva._nodeCanvas;try{t.style=t.style||{}}catch(t){}return t},_isInDocument:function(t){for(;t=t.parentNode;)if(t==Konva.document)return!0;return!1},_simplifyArray:function(t){var e,n,i=[],a=t.length,r=Konva.Util;for(e=0;e<a;e++)n=t[e],r._isNumber(n)?n=Math.round(1e3*n)/1e3:r._isString(n)||(n=n.toString()),i.push(n);return i},_getImage:function(t,e){var n,i;if(t)if(this._isElement(t))e(t);else if(this._isString(t))(n=new Konva.window.Image).onload=function(){e(n)},n.src=t;else if(t.data){(i=Konva.Util.createCanvasElement()).width=t.width,i.height=t.height,i.getContext("2d").putImageData(t,0,0),this._getImage(i.toDataURL(),e)}else e(null);else e(null)},_getRGBAString:function(t){return["rgba(",t.red||0,",",t.green||0,",",t.blue||0,",",t.alpha||1,")"].join("")},_rgbToHex:function(t,e,n){return((1<<24)+(t<<16)+(e<<8)+n).toString(16).slice(1)},_hexToRgb:function(t){t=t.replace("#","");var e=parseInt(t,16);return{r:e>>16&255,g:e>>8&255,b:255&e}},getRandomColor:function(){for(var t=(16777215*Math.random()<<0).toString(16);t.length<6;)t="0"+t;return"#"+t},get:function(t,e){return void 0===t?e:t},getRGB:function(t){var e;return t in a?{r:(e=a[t])[0],g:e[1],b:e[2]}:"#"===t[0]?this._hexToRgb(t.substring(1)):"rgb("===t.substr(0,4)?(e=r.exec(t.replace(/ /g,"")),{r:parseInt(e[1],10),g:parseInt(e[2],10),b:parseInt(e[3],10)}):{r:0,g:0,b:0}},colorToRGBA:function(t){return t=t||"black",Konva.Util._namedColorToRBA(t)||Konva.Util._hex3ColorToRGBA(t)||Konva.Util._hex6ColorToRGBA(t)||Konva.Util._rgbColorToRGBA(t)||Konva.Util._rgbaColorToRGBA(t)},_namedColorToRBA:function(t){var e=a[t.toLowerCase()];return e?{r:e[0],g:e[1],b:e[2],a:1}:null},_rgbColorToRGBA:function(t){if(0===t.indexOf("rgb(")){var e=(t=t.match(/rgb\(([^)]+)\)/)[1]).split(/ *, */).map(Number);return{r:e[0],g:e[1],b:e[2],a:1}}},_rgbaColorToRGBA:function(t){if(0===t.indexOf("rgba(")){var e=(t=t.match(/rgba\(([^)]+)\)/)[1]).split(/ *, */).map(Number);return{r:e[0],g:e[1],b:e[2],a:e[3]}}},_hex6ColorToRGBA:function(t){if("#"===t[0]&&7===t.length)return{r:parseInt(t.slice(1,3),16),g:parseInt(t.slice(3,5),16),b:parseInt(t.slice(5,7),16),a:1}},_hex3ColorToRGBA:function(t){if("#"===t[0]&&4===t.length)return{r:parseInt(t[1]+t[1],16),g:parseInt(t[2]+t[2],16),b:parseInt(t[3]+t[3],16),a:1}},_merge:function(t,e){var n=this._clone(e);for(var i in t)this._isObject(t[i])?n[i]=this._merge(t[i],n[i]):n[i]=t[i];return n},haveIntersection:function(t,e){return!(e.x>t.x+t.width||e.x+e.width<t.x||e.y>t.y+t.height||e.y+e.height<t.y)},cloneObject:function(t){var e={};for(var n in t)this._isObject(t[n])?e[n]=this.cloneObject(t[n]):this._isArray(t[n])?e[n]=this.cloneArray(t[n]):e[n]=t[n];return e},cloneArray:function(t){return t.slice(0)},_degToRad:function(t){return t*e},_radToDeg:function(t){return t*n},_capitalize:function(t){return t.charAt(0).toUpperCase()+t.slice(1)},throw:function(t){throw new Error(i+t)},error:function(t){console.error(i+t)},warn:function(t){Konva.global.console&&console.warn&&Konva.showWarnings&&console.warn("Konva warning: "+t)},extend:function(t,e){function n(){this.constructor=t}n.prototype=e.prototype;var i=t.prototype;for(var a in t.prototype=new n,i)i.hasOwnProperty(a)&&(t.prototype[a]=i[a]);t.__super__=e.prototype,t.super=e},addMethods:function(t,e){var n;for(n in e)t.prototype[n]=e[n]},_getControlPoints:function(t,e,n,i,a,r,o){var s=Math.sqrt(Math.pow(n-t,2)+Math.pow(i-e,2)),h=Math.sqrt(Math.pow(a-n,2)+Math.pow(r-i,2)),c=o*s/(s+h),l=o*h/(s+h);return[n-c*(a-t),i-c*(r-e),n+l*(a-t),i+l*(r-e)]},_expandPoints:function(t,e){var n,i,a=t.length,r=[];for(n=2;n<a-2;n+=2)i=Konva.Util._getControlPoints(t[n-2],t[n-1],t[n],t[n+1],t[n+2],t[n+3],e),r.push(i[0]),r.push(i[1]),r.push(t[n]),r.push(t[n+1]),r.push(i[2]),r.push(i[3]);return r},_removeLastLetter:function(t){return t.substring(0,t.length-1)},each:function(t,e){for(var n in t)e(n,t[n])},_inRange:function(t,e,n){return e<=t&&t<n},_getProjectionToSegment:function(t,e,n,i,a,r){var o,s,h,c=(t-n)*(t-n)+(e-i)*(e-i);if(0==c)o=t,s=e,h=(a-n)*(a-n)+(r-i)*(r-i);else{var l=((a-t)*(n-t)+(r-e)*(i-e))/c;h=l<0?((o=t)-a)*(t-a)+((s=e)-r)*(e-r):1<l?((o=n)-a)*(n-a)+((s=i)-r)*(i-r):((o=t+l*(n-t))-a)*(o-a)+((s=e+l*(i-e))-r)*(s-r)}return[o,s,h]},_getProjectionToLine:function(s,h,c){var l=Konva.Util.cloneObject(s),d=Number.MAX_VALUE;return h.forEach(function(t,e){if(c||e!==h.length-1){var n=h[(e+1)%h.length],i=Konva.Util._getProjectionToSegment(t.x,t.y,n.x,n.y,s.x,s.y),a=i[0],r=i[1],o=i[2];o<d&&(l.x=a,l.y=r,d=o)}}),l},_prepareArrayForTween:function(t,e,n){var i,a=[],r=[];if(t.length>e.length){var o=e;e=t,t=o}for(i=0;i<t.length;i+=2)a.push({x:t[i],y:t[i+1]});for(i=0;i<e.length;i+=2)r.push({x:e[i],y:e[i+1]});var s=[];return r.forEach(function(t){var e=Konva.Util._getProjectionToLine(t,a,n);s.push(e.x),s.push(e.y)}),s},_prepareToStringify:function(t){var e;for(var n in t.visitedByCircularReferenceRemoval=!0,t)if(t.hasOwnProperty(n)&&t[n]&&"object"==typeof t[n])if(e=Object.getOwnPropertyDescriptor(t,n),t[n].visitedByCircularReferenceRemoval||Konva.Util._isElement(t[n])){if(!e.configurable)return null;delete t[n]}else if(null===Konva.Util._prepareToStringify(t[n])){if(!e.configurable)return null;delete t[n]}return delete t.visitedByCircularReferenceRemoval,t}}}(),function(){"use strict";var n;Konva.Canvas=function(t){this.init(t)},Konva.Canvas.prototype={init:function(t){var e=(t||{}).pixelRatio||Konva.pixelRatio||function(){if(n)return n;var t=Konva.Util.createCanvasElement().getContext("2d");return n=(Konva.window.devicePixelRatio||1)/(t.webkitBackingStorePixelRatio||t.mozBackingStorePixelRatio||t.msBackingStorePixelRatio||t.oBackingStorePixelRatio||t.backingStorePixelRatio||1)}();this.pixelRatio=e,this._canvas=Konva.Util.createCanvasElement(),this._canvas.style.padding=0,this._canvas.style.margin=0,this._canvas.style.border=0,this._canvas.style.background="transparent",this._canvas.style.position="absolute",this._canvas.style.top=0,this._canvas.style.left=0},getContext:function(){return this.context},getPixelRatio:function(){return this.pixelRatio},setPixelRatio:function(t){var e=this.pixelRatio;this.pixelRatio=t,this.setSize(this.getWidth()/e,this.getHeight()/e)},setWidth:function(t){this.width=this._canvas.width=t*this.pixelRatio,this._canvas.style.width=t+"px";var e=this.pixelRatio;this.getContext()._context.scale(e,e)},setHeight:function(t){this.height=this._canvas.height=t*this.pixelRatio,this._canvas.style.height=t+"px";var e=this.pixelRatio;this.getContext()._context.scale(e,e)},getWidth:function(){return this.width},getHeight:function(){return this.height},setSize:function(t,e){this.setWidth(t),this.setHeight(e)},toDataURL:function(t,e){try{return this._canvas.toDataURL(t,e)}catch(t){try{return this._canvas.toDataURL()}catch(t){return Konva.Util.warn("Unable to get data URL. "+t.message),""}}}},Konva.SceneCanvas=function(t){var e=t||{},n=e.width||0,i=e.height||0;Konva.Canvas.call(this,e),this.context=new Konva.SceneContext(this),this.setSize(n,i)},Konva.Util.extend(Konva.SceneCanvas,Konva.Canvas),Konva.HitCanvas=function(t){var e=t||{},n=e.width||0,i=e.height||0;Konva.Canvas.call(this,e),this.context=new Konva.HitContext(this),this.setSize(n,i),this.hitCanvas=!0},Konva.Util.extend(Konva.HitCanvas,Konva.Canvas)}(),function(){"use strict";var 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,n,i,a,r=this.traceArr,o=r.length,s="";for(e=0;e<o;e++)(i=(n=r[e]).method)?(a=n.args,s+=i,t?s+="()":Konva.Util._isArray(a[0])?s+="(["+a.join(",")+"])":s+="("+a.join(",")+")"):(s+=n.property,t||(s+="="+n.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,n,i){this._context.fillRect(t,e,n,i)},strokeRect:function(t,e,n,i){this._context.strokeRect(t,e,n,i)},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,i,a=this,e=s.length,r=Konva.Util._simplifyArray,n=this.setAttr,o=function(t){var e,n=a[t];a[t]=function(){return i=r(Array.prototype.slice.call(arguments,0)),e=n.apply(a,arguments),a._trace({method:t,args:i}),e}};for(t=0;t<e;t++)o(s[t]);a.setAttr=function(){n.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(),n=t.getFillPatternY(),i=t.getFillPatternScale(),a=Konva.getAngle(t.getFillPatternRotation()),r=t.getFillPatternOffset();(e||n)&&this.translate(e||0,n||0),a&&this.rotate(a),i&&this.scale(i.x,i.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(),n=t.getFillLinearGradientEndPoint(),i=t.getFillLinearGradientColorStops(),a=this.createLinearGradient(e.x,e.y,n.x,n.y);if(i){for(var r=0;r<i.length;r+=2)a.addColorStop(i[r],i[r+1]);this.setAttr("fillStyle",a),t._fillFunc(this)}},_fillRadialGradient:function(t){for(var e=t.getFillRadialGradientStartPoint(),n=t.getFillRadialGradientEndPoint(),i=t.getFillRadialGradientStartRadius(),a=t.getFillRadialGradientEndRadius(),r=t.getFillRadialGradientColorStops(),o=this.createRadialGradient(e.x,e.y,i,n.x,n.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(),n=t.getFillPriority();if(e&&"color"===n)this._fillColor(t);else{var i=t.getFillPatternImage();if(i&&"pattern"===n)this._fillPattern(t);else{var a=t.getFillLinearGradientColorStops();if(a&&"linear-gradient"===n)this._fillLinearGradient(t);else{var r=t.getFillRadialGradientColorStops();r&&"radial-gradient"===n?this._fillRadialGradient(t):e?this._fillColor(t):i?this._fillPattern(t):a?this._fillLinearGradient(t):r&&this._fillRadialGradient(t)}}}},_strokeLinearGradient:function(t){var e=t.getStrokeLinearGradientStartPoint(),n=t.getStrokeLinearGradientEndPoint(),i=t.getStrokeLinearGradientColorStops(),a=this.createLinearGradient(e.x,e.y,n.x,n.y);if(i){for(var r=0;r<i.length;r+=2)a.addColorStop(i[r],i[r+1]);this.setAttr("strokeStyle",a)}},_stroke:function(t){var e=t.dash(),n=t.getStrokeScaleEnabled()||t instanceof Konva.Text;t.hasStroke()&&(n||(this.save(),this.setTransform(1,0,0,1,0,0)),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),n||this.restore())},_applyShadow:function(t){var e=Konva.Util,n=e.get(t.getShadowRGBA(),"black"),i=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",n),this.setAttr("shadowBlur",i*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";Konva.Factory={addGetterSetter:function(t,e,n,i,a){this.addGetter(t,e,n),this.addSetter(t,e,i,a),this.addOverloadedGetterSetter(t,e)},addGetter:function(t,e,n){var i=d+Konva.Util._capitalize(e);t.prototype[i]=function(){var t=this.attrs[e];return void 0===t?n:t}},addSetter:function(t,e,n,i){var a="set"+Konva.Util._capitalize(e);t.prototype[a]=function(t){return n&&(t=n.call(this,t)),this._setAttr(e,t),i&&i.call(this),this}},addComponentsGetterSetter:function(t,i,e,a,r){var n,o,s=e.length,h=Konva.Util._capitalize,c=d+h(i),l="set"+h(i);t.prototype[c]=function(){var t={};for(n=0;n<s;n++)t[o=e[n]]=this.getAttr(i+h(o));return t},t.prototype[l]=function(t){var e,n=this.attrs[i];for(e in a&&(t=a.call(this,t)),t)t.hasOwnProperty(e)&&this._setAttr(i+h(e),t[e]);return this._fireChangeEvent(i,n,t),r&&r.call(this),this},this.addOverloadedGetterSetter(t,i)},addOverloadedGetterSetter:function(t,e){var n=Konva.Util._capitalize(e),i="set"+n,a=d+n;t.prototype[e]=function(){return arguments.length?(this[i](arguments[0]),this):this[a]()}},addDeprecatedGetterSetter:function(t,e,n,i){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?n:t},this.addSetter(t,e,i,function(){Konva.Util.error(r)}),this.addOverloadedGetterSetter(t,e)},backCompat:function(i,t){Konva.Util.each(t,function(t,e){var n=i.prototype[e];i.prototype[t]=function(){n.apply(this,arguments),Konva.Util.error(t+" method is deprecated and will be removed soon. Use "+e+" instead")}})},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}}}(),function(v){"use strict";var p="absoluteOpacity",n="absoluteTransform",m="absoluteScale",e="listening",r="mouseenter",o="mouseleave",c="Shape",i="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(i),this._clearSelfAndDescendantCache(n)}),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.children&&this.getChildren().each(function(t){t._clearSelfAndDescendantCache(e)})},clearCache:function(){return delete this._cache.canvas,this._filterUpToDate=!1,this},cache:function(t){var e=t||{},n=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()}),i=e.width||n.width,a=e.height||n.height,r=e.pixelRatio,o=e.x||n.x,s=e.y||n.y,h=e.offset||0,c=e.drawBorder||!1;if(i&&a){i+=2*h,a+=2*h,o-=h,s-=h;var l=new v.SceneCanvas({pixelRatio:r,width:i,height:a}),d=new v.SceneCanvas({pixelRatio:r,width:i,height:a}),u=new v.HitCanvas({pixelRatio:1,width:i,height:a}),f=l.getContext(),g=u.getContext();return u.isCache=!0,this.clearCache(),f.save(),g.save(),f.translate(-o,-s),g.translate(-o,-s),this._isUnderCache=!0,this._clearSelfAndDescendantCache(p),this._clearSelfAndDescendantCache(m),this.drawScene(l,this,!0),this.drawHit(u,this,!0),this._isUnderCache=!1,f.restore(),g.restore(),c&&(f.save(),f.beginPath(),f.rect(0,0,i,a),f.closePath(),f.setAttr("strokeStyle","red"),f.setAttr("lineWidth",5),f.stroke(),f.restore()),this._cache.canvas={scene:l,filter:d,hit:u,x:o,y:s},this}setTimeout(function(){v.Util.throw("Width or height of caching configuration equals 0. Caching is ignored.")})},getClientRect:function(){throw new Error('abstract "getClientRect" method call')},_transformedRect:function(t,e){var n,i,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===n&&(n=a=e.x,i=r=e.y),n=Math.min(n,e.x),i=Math.min(i,e.y),a=Math.max(a,e.x),r=Math.max(r,e.y)}),{x:n,y:i,width:a-n,height:r-i}},_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(),n=e.pixelRatio;t.drawImage(e._canvas,0,0,e.width/n,e.height/n),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,n,i,a=this.filters(),r=this._cache.canvas,o=r.scene,s=r.filter,h=s.getContext();if(a){if(!this._filterUpToDate){var c=o.pixelRatio;try{for(t=a.length,h.clear(),h.drawImage(o._canvas,0,0,o.getWidth()/c,o.getHeight()/c),e=h.getImageData(0,0,s.getWidth(),s.getHeight()),n=0;n<t;n++)"function"==typeof(i=a[n])?(i.call(this,e),h.putImageData(e,0,0)):v.Util.error("Filter should be type of function, but got "+typeof i+" 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 n,i,a,r,o=t.split(" "),s=o.length;for(n=0;n<s;n++)a=(i=o[n].split("."))[0],r=i[1]||"",this.eventListeners[a]||(this.eventListeners[a]=[]),this.eventListeners[a].push({name:r,handler:e});return this},off:function(t,e){var n,i,a,r,o,s=(t||"").split(" "),h=s.length;if(!t)for(i in this.eventListeners)this._off(i);for(n=0;n<h;n++)if(r=(a=s[n].split("."))[0],o=a[1],r)this.eventListeners[r]&&this._off(r,o,e);else for(i in this.eventListeners)this._off(i,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,i,a){var r=this;this.on(t,function(t){for(var e=t.target.findAncestors(i,!0,r),n=0;n<e.length;n++)(t=v.Util.cloneObject(t)).currentTarget=e[n],a.call(e[n],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(n),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 n=t[e];v._removeName(n,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,n;if(!t)return this;for(e in t)"children"!==e&&(n="set"+v.Util._capitalize(e),v.Util._isFunction(this[n])?this[n](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(){var t=this.getVisible(),e=this.getParent();return"inherit"===t?!e||e.isVisible():t},shouldDrawHit:function(t){var e=this.getLayer();return t&&t.isCache||e&&e.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 n,i,a,r,o=this.getDepth(),s=this,h=0;return"Stage"!==s.nodeType&&function t(e){for(n=[],i=e.length,a=0;a<i;a++)r=e[a],h++,r.nodeType!==c&&(n=n.concat(r.getChildren().toArray())),r._id===s._id&&(a=i);0<n.length&&n[0].getDepth()<=o&&t(n)}(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(),n=new v.Transform,i=this.offset();return n.m=e.slice(),n.translate(i.x,i.y),n.getTranslation()},setAbsolutePosition:function(t){var e,n=this._clearTransform();return this.attrs.x=n.x,this.attrs.y=n.y,delete n.x,delete n.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(n),this},_setTransform:function(t){var e;for(e in t)this.attrs[e]=t[e];this._clearCache(i),this._clearSelfAndDescendantCache(n)},_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(i),this._clearSelfAndDescendantCache(n),t},move:function(t){var e=t.x,n=t.y,i=this.getX(),a=this.getY();return void 0!==e&&(i+=e),void 0!==n&&(a+=n),this.setPosition({x:i,y:a}),this},_eachAncestorReverse:function(t,e){var n,i,a=[],r=this.getParent();if(e&&e._id===this._id)return t(this),!0;for(a.unshift(this);r&&(!e||r._id!==e._id);)a.unshift(r),r=r.parent;for(n=a.length,i=0;i<n;i++)t(a[i])},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,n,i={},a=this.getAttrs();for(t in i.attrs={},a)e=a[t],n=this[t],delete a[t],(n?n.call(this):null)!==(a[t]=e)&&(i.attrs[t]=e);return i.className=this.getClassName(),v.Util._prepareToStringify(i)},toJSON:function(){return JSON.stringify(this.toObject())},getParent:function(){return this.parent},findAncestors:function(t,e,n){var i=[];e&&this._isMatch(t)&&i.push(this);for(var a=this.parent;a;){if(a===n)return i;a._isMatch(t)&&i.push(a),a=a.parent}return i},findAncestor:function(t,e,n){return this.findAncestors(t,e,n)[0]},_isMatch:function(t){if(!t)return!1;var e,n,i=t.replace(/ /g,"").split(","),a=i.length;for(e=0;e<a;e++)if(n=i[e],v.Util.isValidSelector(n)||(v.Util.warn('Selector "'+n+'" 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?")),"#"===n.charAt(0)){if(this.id()===n.slice(1))return!0}else if("."===n.charAt(0)){if(this.hasName(n.slice(1)))return!0}else if(0!==this._get(n).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,n){return(e=e||{}).target=e.target||this,n?this._fireAndBubble(t,e):this._fire(t,e),this},getAbsoluteTransform:function(t){return t?this._getAbsoluteTransform(t):this._getCache(n,this._getAbsoluteTransform)},_getAbsoluteTransform:function(t){var e,n,i=new v.Transform;return this._eachAncestorReverse(function(t){e=t.transformsEnabled(),n=t.getTransform(),"all"===e?i.multiply(n):"position"===e&&i.translate(t.x(),t.y())},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 n=1,i=1;return this._eachAncestorReverse(function(t){n*=t.scaleX(),i*=t.scaleY()},t),{x:n,y:i}},getTransform:function(){return this._getCache(i,this._getTransform)},_getTransform:function(){var t=new v.Transform,e=this.getX(),n=this.getY(),i=v.getAngle(this.getRotation()),a=this.getScaleX(),r=this.getScaleY(),o=this.getSkewX(),s=this.getSkewY(),h=this.getOffsetX(),c=this.getOffsetY();return 0===e&&0===n||t.translate(e,n),0!==i&&t.rotate(i),0===o&&0===s||t.skew(o,s),1===a&&1===r||t.scale(a,r),0===h&&0===c||t.translate(-1*h,-1*c),t},clone:function(t){var e,n,i,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(i=(n=this.eventListeners[e]).length,a=0;a<i;a++)(r=n[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.getStage(),n=t.x||0,i=t.y||0,a=t.pixelRatio||1,r=new v.SceneCanvas({width:t.width||this.getWidth()||(e?e.getWidth():0),height:t.height||this.getHeight()||(e?e.getHeight():0),pixelRatio:a}),o=r.getContext();return o.save(),(n||i)&&o.translate(-1*n,-1*i),this.drawScene(r),o.restore(),r},toCanvas:function(t){return this._toKonvaCanvas(t)._canvas},toDataURL:function(t){var e=(t=t||{}).mimeType||null,n=t.quality||null;return this._toKonvaCanvas(t).toDataURL(e,n)},toImage:function(e){if(!e||!e.callback)throw"callback required for toImage method config argument";v.Util._getImage(this.toDataURL(e),function(t){e.callback(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,n){var i,a,r,o=this.eventListeners[t];for(i=0;i<o.length;i++)if(a=o[i].name,r=o[i].handler,!("konva"===a&&"konva"!==e||e&&a!==e||n&&n!==r)){if(o.splice(i,1),0===o.length){delete this.eventListeners[t];break}i--}},_fireChangeEvent:function(t,e,n){this._fire(t+"Change",{oldVal:e,newVal:n})},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,n,i=(this.getName()||"").split(/\s/g),a=(t||"").split(/\s/g);for(n=0;n<i.length;n++)e=i[n],-1===a.indexOf(e)&&e&&v._removeName(e,this._id);for(n=0;n<a.length;n++)e=a[n],-1===i.indexOf(e)&&e&&v._addName(this,e);return this._setAttr("name",t),this},addName:function(t){if(!this.hasName(t)){var e=this.name(),n=e?e+" "+t:t;this.setName(n)}return this},hasName:function(t){return-1!==(this.name()||"").split(/\s/g).indexOf(t)},removeName:function(t){var e=(this.name()||"").split(/\s/g),n=e.indexOf(t);return-1!==n&&(e.splice(n,1),this.setName(e.join(" "))),this},setAttr:function(t,e){var n=this["set"+v.Util._capitalize(t)];return v.Util._isFunction(n)?n.call(this,e):this._setAttr(t,e),this},_setAttr:function(t,e){var n;(n=this.attrs[t])===e&&!v.Util.isObject(e)||(null==e?delete this.attrs[t]:this.attrs[t]=e,this._fireChangeEvent(t,n,e))},_setComponentAttr:function(t,e,n){var i;void 0!==n&&((i=this.attrs[t])||(this.attrs[t]=this.getAttr(t)),this.attrs[t][e]=n,this._fireChangeEvent(t,i,n))},_fireAndBubble:function(t,e,n){var i=!0;if(e&&this.nodeType===c&&(e.target=this),t===r&&n&&(this._id===n._id||this.isAncestorOf&&this.isAncestorOf(n))?i=!1:t===o&&n&&(this._id===n._id||this.isAncestorOf&&this.isAncestorOf(n))&&(i=!1),i){this._fire(t,e);var a=(t===r||t===o)&&n&&n.isAncestorOf&&n.isAncestorOf(this)&&!n.isAncestorOf(this.parent);(e&&!e.cancelBubble||!e)&&this.parent&&this.parent.isListening()&&!a&&(n&&n.parent?this._fireAndBubble.call(this.parent,t,e,n.parent):this._fireAndBubble.call(this.parent,t,e))}},_fire:function(t,e){var n,i=this.eventListeners[t];if((e=e||{}).currentTarget=this,e.type=t,i)for(n=0;n<i.length;n++)i[n].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 n,i,a,r=v.Node.prototype.getClassName.call(t),o=t.children;if(e&&(t.attrs.container=e),n=new v[r](t.attrs),o)for(i=o.length,a=0;a<i;a++)n.add(this._createNode(o[a]));return n},v.Factory.addOverloadedGetterSetter(v.Node,"position"),v.Factory.addGetterSetter(v.Node,"x",0),v.Factory.addGetterSetter(v.Node,"y",0),v.Factory.addGetterSetter(v.Node,"globalCompositeOperation","source-over"),v.Factory.addGetterSetter(v.Node,"opacity",1),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.Factory.addComponentsGetterSetter(v.Node,"scale",["x","y"]),v.Factory.addGetterSetter(v.Node,"scaleX",1),v.Factory.addGetterSetter(v.Node,"scaleY",1),v.Factory.addComponentsGetterSetter(v.Node,"skew",["x","y"]),v.Factory.addGetterSetter(v.Node,"skewX",0),v.Factory.addGetterSetter(v.Node,"skewY",0),v.Factory.addComponentsGetterSetter(v.Node,"offset",["x","y"]),v.Factory.addGetterSetter(v.Node,"offsetX",0),v.Factory.addGetterSetter(v.Node,"offsetY",0),v.Factory.addSetter(v.Node,"dragDistance"),v.Factory.addOverloadedGetterSetter(v.Node,"dragDistance"),v.Factory.addSetter(v.Node,"width",0),v.Factory.addOverloadedGetterSetter(v.Node,"width"),v.Factory.addSetter(v.Node,"height",0),v.Factory.addOverloadedGetterSetter(v.Node,"height"),v.Factory.addGetterSetter(v.Node,"listening","inherit"),v.Factory.addGetterSetter(v.Node,"preventDefault",!0),v.Factory.addGetterSetter(v.Node,"filters",void 0,function(t){return this._filterUpToDate=!1,t}),v.Factory.addGetterSetter(v.Node,"visible","inherit"),v.Factory.addGetterSetter(v.Node,"transformsEnabled","all"),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,n,i=t.data,a=i.length;for(e=0;e<a;e+=4)n=.34*i[e]+.5*i[e+1]+.16*i[e+2],i[e]=n,i[e+1]=n,i[e+2]=n}}(),function(t){"use strict";t.Filters.Brighten=function(t){var e,n=255*this.brightness(),i=t.data,a=i.length;for(e=0;e<a;e+=4)i[e]+=n,i[e+1]+=n,i[e+2]+=n},t.Factory.addGetterSetter(t.Node,"brightness",0,null,t.Factory.afterSetFilter)}(Konva),function(){"use strict";Konva.Filters.Invert=function(t){var e,n=t.data,i=n.length;for(e=0;e<i;e+=4)n[e]=255-n[e],n[e+1]=255-n[e+1],n[e+2]=255-n[e+2]}}(),function(t){"use strict";function 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e=Math.round(this.blurRadius());0<e&&function(t,e){var n,i,a,r,o,s,h,c,l,d,u,f,g,v,p,m,_,y,S,K,x,C,b,w,F=t.data,T=t.width,P=t.height,A=e+e+1,M=T-1,k=P-1,G=e+1,R=G*(G+1)/2,D=new B,L=null,O=D,I=null,N=null,U=H[e],E=z[e];for(a=1;a<A;a++)O=O.next=new B,a===G&&(L=O);for(O.next=D,h=s=0,i=0;i<P;i++){for(m=_=y=S=c=l=d=u=0,f=G*(K=F[s]),g=G*(x=F[s+1]),v=G*(C=F[s+2]),p=G*(b=F[s+3]),c+=R*K,l+=R*x,d+=R*C,u+=R*b,O=D,a=0;a<G;a++)O.r=K,O.g=x,O.b=C,O.a=b,O=O.next;for(a=1;a<G;a++)r=s+((M<a?M:a)<<2),c+=(O.r=K=F[r])*(w=G-a),l+=(O.g=x=F[r+1])*w,d+=(O.b=C=F[r+2])*w,u+=(O.a=b=F[r+3])*w,m+=K,_+=x,y+=C,S+=b,O=O.next;for(I=D,N=L,n=0;n<T;n++)F[s+3]=b=u*U>>E,0!==b?(b=255/b,F[s]=(c*U>>E)*b,F[s+1]=(l*U>>E)*b,F[s+2]=(d*U>>E)*b):F[s]=F[s+1]=F[s+2]=0,c-=f,l-=g,d-=v,u-=p,f-=I.r,g-=I.g,v-=I.b,p-=I.a,r=h+((r=n+e+1)<M?r:M)<<2,c+=m+=I.r=F[r],l+=_+=I.g=F[r+1],d+=y+=I.b=F[r+2],u+=S+=I.a=F[r+3],I=I.next,f+=K=N.r,g+=x=N.g,v+=C=N.b,p+=b=N.a,m-=K,_-=x,y-=C,S-=b,N=N.next,s+=4;h+=T}for(n=0;n<T;n++){for(_=y=S=m=l=d=u=c=0,f=G*(K=F[s=n<<2]),g=G*(x=F[s+1]),v=G*(C=F[s+2]),p=G*(b=F[s+3]),c+=R*K,l+=R*x,d+=R*C,u+=R*b,O=D,a=0;a<G;a++)O.r=K,O.g=x,O.b=C,O.a=b,O=O.next;for(o=T,a=1;a<=e;a++)s=o+n<<2,c+=(O.r=K=F[s])*(w=G-a),l+=(O.g=x=F[s+1])*w,d+=(O.b=C=F[s+2])*w,u+=(O.a=b=F[s+3])*w,m+=K,_+=x,y+=C,S+=b,O=O.next,a<k&&(o+=T);for(s=n,I=D,N=L,i=0;i<P;i++)F[3+(r=s<<2)]=b=u*U>>E,0<b?(b=255/b,F[r]=(c*U>>E)*b,F[r+1]=(l*U>>E)*b,F[r+2]=(d*U>>E)*b):F[r]=F[r+1]=F[r+2]=0,c-=f,l-=g,d-=v,u-=p,f-=I.r,g-=I.g,v-=I.b,p-=I.a,r=n+((r=i+G)<k?r:k)*T<<2,c+=m+=I.r=F[r],l+=_+=I.g=F[r+1],d+=y+=I.b=F[r+2],u+=S+=I.a=F[r+3],I=I.next,f+=K=N.r,g+=x=N.g,v+=C=N.b,p+=b=N.a,m-=K,_-=x,y-=C,S-=b,N=N.next,s+=T}}(t,e)},t.Factory.addGetterSetter(t.Node,"blurRadius",0,null,t.Factory.afterSetFilter)}(Konva),function(){"use strict";function d(t,e,n){var i=4*(n*t.width+e),a=[];return a.push(t.data[i++],t.data[i++],t.data[i++],t.data[i++]),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 n=d(t,0,0),i=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(n,i)<o&&u(i,r)<o&&u(r,a)<o&&u(a,n)<o){for(var s=function(t){for(var e=[0,0,0],n=0;n<t.length;n++)e[0]+=t[n][0],e[1]+=t[n][1],e[2]+=t[n][2];return e[0]/=t.length,e[1]/=t.length,e[2]/=t.length,e}([i,n,r,a]),h=[],c=0;c<t.width*t.height;c++){var l=u(s,[t.data[4*c],t.data[4*c+1],t.data[4*c+2]]);h[c]=l<o?0:255}return h}}(t,this.threshold());return e&&function(t,e){for(var n=0;n<t.width*t.height;n++)t.data[4*n+3]=e[n]}(t,e=function(t,e,n){for(var i=[1/9,1/9,1/9,1/9,1/9,1/9,1/9,1/9,1/9],a=Math.round(Math.sqrt(i.length)),r=Math.floor(a/2),o=[],s=0;s<n;s++)for(var h=0;h<e;h++){for(var c=s*e+h,l=0,d=0;d<a;d++)for(var u=0;u<a;u++){var f=s+d-r,g=h+u-r;if(0<=f&&f<n&&0<=g&&g<e){var v=i[d*a+u];l+=t[f*e+g]*v}}o[c]=l}return o}(e=function(t,e,n){for(var i=[1,1,1,1,1,1,1,1,1],a=Math.round(Math.sqrt(i.length)),r=Math.floor(a/2),o=[],s=0;s<n;s++)for(var h=0;h<e;h++){for(var c=s*e+h,l=0,d=0;d<a;d++)for(var u=0;u<a;u++){var f=s+d-r,g=h+u-r;if(0<=f&&f<n&&0<=g&&g<e){var v=i[d*a+u];l+=t[f*e+g]*v}}o[c]=1020<=l?255:0}return o}(e=function(t,e,n){for(var i=[1,1,1,1,0,1,1,1,1],a=Math.round(Math.sqrt(i.length)),r=Math.floor(a/2),o=[],s=0;s<n;s++)for(var h=0;h<e;h++){for(var c=s*e+h,l=0,d=0;d<a;d++)for(var u=0;u<a;u++){var f=s+d-r,g=h+u-r;if(0<=f&&f<n&&0<=g&&g<e){var v=i[d*a+u];l+=t[f*e+g]*v}}o[c]=2040===l?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,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.RGB=function(t){var e,n,i=t.data,a=i.length,r=this.red(),o=this.green(),s=this.blue();for(e=0;e<a;e+=4)n=(.34*i[e]+.5*i[e+1]+.16*i[e+2])/255,i[e]=n*r,i[e+1]=n*o,i[e+2]=n*s,i[e+3]=i[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,n,i=t.data,a=i.length,r=this.red(),o=this.green(),s=this.blue(),h=this.alpha();for(e=0;e<a;e+=4)n=1-h,i[e]=r*h+i[e]*n,i[e+1]=o*h+i[e+1]*n,i[e+2]=s*h+i[e+2]*n},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,n,i,a,r,o=t.data,s=o.length,h=Math.pow(2,this.value()),c=Math.pow(2,this.saturation()),l=Math.abs(this.hue()+360)%360,d=h*c*Math.cos(l*Math.PI/180),u=h*c*Math.sin(l*Math.PI/180),f=.299*h+.701*d+.167*u,g=.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,S=.587*h-.586*d-1.05*u,K=.114*h+.886*d-.2*u;for(e=0;e<s;e+=4)n=o[e+0],i=o[e+1],a=o[e+2],r=o[e+3],o[e+0]=f*n+g*i+v*a,o[e+1]=p*n+m*i+_*a,o[e+2]=y*n+S*i+K*a,o[e+3]=r},Konva.Factory.addGetterSetter(Konva.Node,"hue",0,null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"saturation",0,null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"value",0,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Factory.addGetterSetter(Konva.Node,"hue",0,null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"saturation",0,null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"luminance",0,null,Konva.Factory.afterSetFilter),Konva.Filters.HSL=function(t){var e,n,i,a,r,o=t.data,s=o.length,h=Math.pow(2,this.saturation()),c=Math.abs(this.hue()+360)%360,l=127*this.luminance(),d=1*h*Math.cos(c*Math.PI/180),u=1*h*Math.sin(c*Math.PI/180),f=.299+.701*d+.167*u,g=.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,S=.587-.586*d-1.05*u,K=.114+.886*d-.2*u;for(e=0;e<s;e+=4)n=o[e+0],i=o[e+1],a=o[e+2],r=o[e+3],o[e+0]=f*n+g*i+v*a+l,o[e+1]=p*n+m*i+_*a+l,o[e+2]=y*n+S*i+K*a+l,o[e+3]=r}}(),function(){"use strict";Konva.Filters.Emboss=function(t){var e=10*this.embossStrength(),n=255*this.embossWhiteLevel(),i=this.embossDirection(),a=this.embossBlend(),r=0,o=0,s=t.data,h=t.width,c=t.height,l=4*h,d=c;switch(i){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: "+i)}do{var u=(d-1)*l,f=r;d+f<1&&(f=0),c<d+f&&(f=0);var g=(d-1+f)*h*4,v=h;do{var p=u+4*(v-1),m=o;v+m<1&&(m=0),h<v+m&&(m=0);var _=g+4*(v-1+m),y=s[p]-s[_],S=s[p+1]-s[_+1],K=s[p+2]-s[_+2],x=y,C=0<x?x:-x;if(C<(0<S?S:-S)&&(x=S),C<(0<K?K:-K)&&(x=K),x*=e,a){var b=s[p]+x,w=s[p+1]+x,F=s[p+2]+x;s[p]=255<b?255:b<0?0:b,s[p+1]=255<w?255:w<0?0:w,s[p+2]=255<F?255:F<0?0:F}else{var T=n-x;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,null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossWhiteLevel",.5,null,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 C(t,e,n,i,a){var r=n-e,o=a-i;return 0===r?i+o/2:0===o?i:o*((t-e)/r)+i}Konva.Filters.Enhance=function(t){var e,n,i,a,r=t.data,o=r.length,s=r[0],h=s,c=r[1],l=c,d=r[2],u=d,f=this.enhance();if(0!==f){for(a=0;a<o;a+=4)(e=r[a+0])<s?s=e:h<e&&(h=e),(n=r[a+1])<c?c=n:l<n&&(l=n),(i=r[a+2])<d?d=i:u<i&&(u=i);var g,v,p,m,_,y,S,K,x;for(h===s&&(h=255,s=0),l===c&&(l=255,c=0),u===d&&(u=255,d=0),0<f?(v=h+f*(255-h),p=s-f*(s-0),_=l+f*(255-l),y=c-f*(c-0),K=u+f*(255-u),x=d-f*(d-0)):(v=h+f*(h-(g=.5*(h+s))),p=s+f*(s-g),_=l+f*(l-(m=.5*(l+c))),y=c+f*(c-m),K=u+f*(u-(S=.5*(u+d))),x=d+f*(d-S)),a=0;a<o;a+=4)r[a+0]=C(r[a+0],s,h,p,v),r[a+1]=C(r[a+1],c,l,y,_),r[a+2]=C(r[a+2],d,u,x,K)}},Konva.Factory.addGetterSetter(Konva.Node,"enhance",0,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Posterize=function(t){var e,n=Math.round(254*this.levels())+1,i=t.data,a=i.length,r=255/n;for(e=0;e<a;e+=1)i[e]=Math.floor(i[e]/r)*r},Konva.Factory.addGetterSetter(Konva.Node,"levels",.5,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Noise=function(t){var e,n=255*this.noise(),i=t.data,a=i.length,r=n/2;for(e=0;e<a;e+=4)i[e+0]+=r-2*r*Math.random(),i[e+1]+=r-2*r*Math.random(),i[e+2]+=r-2*r*Math.random()},Konva.Factory.addGetterSetter(Konva.Node,"noise",.2,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Pixelate=function(t){var e,n,i,a,r,o,s,h,c,l,d,u,f,g,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(f=0;f<y;f+=1){for(c=(h=u*v)+v,d=(l=f*v)+v,g=s=o=r=a=0,e=h;e<c;e+=1)if(!(p<=e))for(n=l;n<d;n+=1)m<=n||(a+=t[(i=4*(p*n+e))+0],r+=t[i+1],o+=t[i+2],s+=t[i+3],g+=1);for(a/=g,r/=g,o/=g,s/=g,e=h;e<c;e+=1)if(!(p<=e))for(n=l;n<d;n+=1)m<=n||(t[(i=4*(p*n+e))+0]=a,t[i+1]=r,t[i+2]=o,t[i+3]=s)}},Konva.Factory.addGetterSetter(Konva.Node,"pixelSize",8,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Threshold=function(t){var e,n=255*this.threshold(),i=t.data,a=i.length;for(e=0;e<a;e+=1)i[e]=i[e]<n?0:255},Konva.Factory.addGetterSetter(Konva.Node,"threshold",.5,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";
+!function(){"use strict";var e=Math.PI/180,r={version:"2.1.7",stages:[],idCounter:0,ids:{},names:{},shapes:{},listenClickTap:!1,inDblClickWindow:!1,isBrowser:"undefined"!=typeof window&&("[object Window]"==={}.toString.call(window)||"[object global]"==={}.toString.call(window)),enableTrace:!1,traceArrMax:100,dblClickWindow:400,pixelRatio:void 0,dragDistance:3,angleDeg:!0,showWarnings:!0,Filters:{},isDragging:function(){var t=r.DD;return!!t&&t.isDragging},isDragReady:function(){var t=r.DD;return!!t&&!!t.node},_addId:function(t,e){void 0!==e&&(this.ids[e]=t)},_removeId:function(t){void 0!==t&&delete this.ids[t]},_addName:function(t,e){e&&(this.names[e]||(this.names[e]=[]),this.names[e].push(t))},_removeName:function(t,e){if(t){var n=this.names[t];if(n){for(var i=0;i<n.length;i++){n[i]._id===e&&n.splice(i,1)}0===n.length&&delete this.names[t]}}},getAngle:function(t){return this.angleDeg?t*e:t},_detectIE:function(t){var e=t.indexOf("msie ");if(0<e)return parseInt(t.substring(e+5,t.indexOf(".",e)),10);if(0<t.indexOf("trident/")){var n=t.indexOf("rv:");return parseInt(t.substring(n+3,t.indexOf(".",n)),10)}var i=t.indexOf("edge/");return 0<i&&parseInt(t.substring(i+5,t.indexOf(".",i)),10)},_parseUA:function(t){var e=t.toLowerCase(),n=/(chrome)[ /]([\w.]+)/.exec(e)||/(webkit)[ /]([\w.]+)/.exec(e)||/(opera)(?:.*version|)[ /]([\w.]+)/.exec(e)||/(msie) ([\w.]+)/.exec(e)||e.indexOf("compatible")<0&&/(mozilla)(?:.*? rv:([\w.]+)|)/.exec(e)||[],i=!!t.match(/Android|BlackBerry|iPhone|iPad|iPod|Opera Mini|IEMobile/i),a=!!t.match(/IEMobile/i);return{browser:n[1]||"",version:n[2]||"0",isIE:r._detectIE(e),mobile:i,ieMobile:a}},UA:void 0},t="undefined"!=typeof global?global:"undefined"!=typeof window?window:"undefined"!=typeof WorkerGlobalScope?self:{};r.UA=r._parseUA(t.navigator&&t.navigator.userAgent||""),t.Konva&&console.error("Konva instance is already exist in current eviroment. Please use only one instance."),(t.Konva=r).global=t,r.window=t,r.document=t.document,"object"==typeof exports?module.exports=r:"function"==typeof define&&define.amd&&define(function(){return r})}(),function(){"use strict";Konva.Collection=function(){var t=[].slice.call(arguments),e=t.length,n=0;for(this.length=e;n<e;n++)this[n]=t[n];return this},Konva.Collection.prototype=[],Konva.Collection.prototype.each=function(t){for(var e=0;e<this.length;e++)t(this[e],e)},Konva.Collection.prototype.toArray=function(){var t,e=[],n=this.length;for(t=0;t<n;t++)e.push(this[t]);return e},Konva.Collection.toCollection=function(t){var e,n=new Konva.Collection,i=t.length;for(e=0;e<i;e++)n.push(t[e]);return n},Konva.Collection._mapMethod=function(i){Konva.Collection.prototype[i]=function(){var t,e=this.length,n=[].slice.call(arguments);for(t=0;t<e;t++)this[t][i].apply(this[t],n);return this}},Konva.Collection.mapMethods=function(t){var e=t.prototype;for(var n in e)Konva.Collection._mapMethod(n)},Konva.Transform=function(t){this.m=t&&t.slice()||[1,0,0,1,0,0]},Konva.Transform.prototype={copy:function(){return new Konva.Transform(this.m)},point:function(t){var e=this.m;return{x:e[0]*t.x+e[2]*t.y+e[4],y:e[1]*t.x+e[3]*t.y+e[5]}},translate:function(t,e){return this.m[4]+=this.m[0]*t+this.m[2]*e,this.m[5]+=this.m[1]*t+this.m[3]*e,this},scale:function(t,e){return this.m[0]*=t,this.m[1]*=t,this.m[2]*=e,this.m[3]*=e,this},rotate:function(t){var e=Math.cos(t),n=Math.sin(t),i=this.m[0]*e+this.m[2]*n,a=this.m[1]*e+this.m[3]*n,r=this.m[0]*-n+this.m[2]*e,o=this.m[1]*-n+this.m[3]*e;return this.m[0]=i,this.m[1]=a,this.m[2]=r,this.m[3]=o,this},getTranslation:function(){return{x:this.m[4],y:this.m[5]}},skew:function(t,e){var n=this.m[0]+this.m[2]*e,i=this.m[1]+this.m[3]*e,a=this.m[2]+this.m[0]*t,r=this.m[3]+this.m[1]*t;return this.m[0]=n,this.m[1]=i,this.m[2]=a,this.m[3]=r,this},multiply:function(t){var e=this.m[0]*t.m[0]+this.m[2]*t.m[1],n=this.m[1]*t.m[0]+this.m[3]*t.m[1],i=this.m[0]*t.m[2]+this.m[2]*t.m[3],a=this.m[1]*t.m[2]+this.m[3]*t.m[3],r=this.m[0]*t.m[4]+this.m[2]*t.m[5]+this.m[4],o=this.m[1]*t.m[4]+this.m[3]*t.m[5]+this.m[5];return this.m[0]=e,this.m[1]=n,this.m[2]=i,this.m[3]=a,this.m[4]=r,this.m[5]=o,this},invert:function(){var t=1/(this.m[0]*this.m[3]-this.m[1]*this.m[2]),e=this.m[3]*t,n=-this.m[1]*t,i=-this.m[2]*t,a=this.m[0]*t,r=t*(this.m[2]*this.m[5]-this.m[3]*this.m[4]),o=t*(this.m[1]*this.m[4]-this.m[0]*this.m[5]);return this.m[0]=e,this.m[1]=n,this.m[2]=i,this.m[3]=a,this.m[4]=r,this.m[5]=o,this},getMatrix:function(){return this.m},setAbsolutePosition:function(t,e){var n=this.m[0],i=this.m[1],a=this.m[2],r=this.m[3],o=this.m[4],s=(n*(e-this.m[5])-i*(t-o))/(n*r-i*a),h=(t-o-a*s)/n;return this.translate(h,s)}};var e=Math.PI/180,n=180/Math.PI,i="Konva error: ",a={aliceblue:[240,248,255],antiquewhite:[250,235,215],aqua:[0,255,255],aquamarine:[127,255,212],azure:[240,255,255],beige:[245,245,220],bisque:[255,228,196],black:[0,0,0],blanchedalmond:[255,235,205],blue:[0,0,255],blueviolet:[138,43,226],brown:[165,42,42],burlywood:[222,184,135],cadetblue:[95,158,160],chartreuse:[127,255,0],chocolate:[210,105,30],coral:[255,127,80],cornflowerblue:[100,149,237],cornsilk:[255,248,220],crimson:[220,20,60],cyan:[0,255,255],darkblue:[0,0,139],darkcyan:[0,139,139],darkgoldenrod:[184,132,11],darkgray:[169,169,169],darkgreen:[0,100,0],darkgrey:[169,169,169],darkkhaki:[189,183,107],darkmagenta:[139,0,139],darkolivegreen:[85,107,47],darkorange:[255,140,0],darkorchid:[153,50,204],darkred:[139,0,0],darksalmon:[233,150,122],darkseagreen:[143,188,143],darkslateblue:[72,61,139],darkslategray:[47,79,79],darkslategrey:[47,79,79],darkturquoise:[0,206,209],darkviolet:[148,0,211],deeppink:[255,20,147],deepskyblue:[0,191,255],dimgray:[105,105,105],dimgrey:[105,105,105],dodgerblue:[30,144,255],firebrick:[178,34,34],floralwhite:[255,255,240],forestgreen:[34,139,34],fuchsia:[255,0,255],gainsboro:[220,220,220],ghostwhite:[248,248,255],gold:[255,215,0],goldenrod:[218,165,32],gray:[128,128,128],green:[0,128,0],greenyellow:[173,255,47],grey:[128,128,128],honeydew:[240,255,240],hotpink:[255,105,180],indianred:[205,92,92],indigo:[75,0,130],ivory:[255,255,240],khaki:[240,230,140],lavender:[230,230,250],lavenderblush:[255,240,245],lawngreen:[124,252,0],lemonchiffon:[255,250,205],lightblue:[173,216,230],lightcoral:[240,128,128],lightcyan:[224,255,255],lightgoldenrodyellow:[250,250,210],lightgray:[211,211,211],lightgreen:[144,238,144],lightgrey:[211,211,211],lightpink:[255,182,193],lightsalmon:[255,160,122],lightseagreen:[32,178,170],lightskyblue:[135,206,250],lightslategray:[119,136,153],lightslategrey:[119,136,153],lightsteelblue:[176,196,222],lightyellow:[255,255,224],lime:[0,255,0],limegreen:[50,205,50],linen:[250,240,230],magenta:[255,0,255],maroon:[128,0,0],mediumaquamarine:[102,205,170],mediumblue:[0,0,205],mediumorchid:[186,85,211],mediumpurple:[147,112,219],mediumseagreen:[60,179,113],mediumslateblue:[123,104,238],mediumspringgreen:[0,250,154],mediumturquoise:[72,209,204],mediumvioletred:[199,21,133],midnightblue:[25,25,112],mintcream:[245,255,250],mistyrose:[255,228,225],moccasin:[255,228,181],navajowhite:[255,222,173],navy:[0,0,128],oldlace:[253,245,230],olive:[128,128,0],olivedrab:[107,142,35],orange:[255,165,0],orangered:[255,69,0],orchid:[218,112,214],palegoldenrod:[238,232,170],palegreen:[152,251,152],paleturquoise:[175,238,238],palevioletred:[219,112,147],papayawhip:[255,239,213],peachpuff:[255,218,185],peru:[205,133,63],pink:[255,192,203],plum:[221,160,203],powderblue:[176,224,230],purple:[128,0,128],rebeccapurple:[102,51,153],red:[255,0,0],rosybrown:[188,143,143],royalblue:[65,105,225],saddlebrown:[139,69,19],salmon:[250,128,114],sandybrown:[244,164,96],seagreen:[46,139,87],seashell:[255,245,238],sienna:[160,82,45],silver:[192,192,192],skyblue:[135,206,235],slateblue:[106,90,205],slategray:[119,128,144],slategrey:[119,128,144],snow:[255,255,250],springgreen:[0,255,127],steelblue:[70,130,180],tan:[210,180,140],teal:[0,128,128],thistle:[216,191,216],transparent:[255,255,255,0],tomato:[255,99,71],turquoise:[64,224,208],violet:[238,130,238],wheat:[245,222,179],white:[255,255,255],whitesmoke:[245,245,245],yellow:[255,255,0],yellowgreen:[154,205,5]},r=/rgb\((\d{1,3}),(\d{1,3}),(\d{1,3})\)/;Konva.Util={_isElement:function(t){return!(!t||1!=t.nodeType)},_isFunction:function(t){return!!(t&&t.constructor&&t.call&&t.apply)},_isObject:function(t){return!!t&&t.constructor===Object},_isArray:function(t){return"[object Array]"===Object.prototype.toString.call(t)},_isNumber:function(t){return"[object Number]"===Object.prototype.toString.call(t)},_isString:function(t){return"[object String]"===Object.prototype.toString.call(t)},isObject:function(t){return t instanceof Object},isValidSelector:function(t){if("string"!=typeof t)return!1;var e=t[0];return"#"===e||"."===e||e===e.toUpperCase()},_sign:function(t){return 0===t?0:0<t?1:-1},createCanvasElement:function(){var t=Konva.isBrowser?Konva.document.createElement("canvas"):new Konva._nodeCanvas;try{t.style=t.style||{}}catch(t){}return t},_isInDocument:function(t){for(;t=t.parentNode;)if(t==Konva.document)return!0;return!1},_simplifyArray:function(t){var e,n,i=[],a=t.length,r=Konva.Util;for(e=0;e<a;e++)n=t[e],r._isNumber(n)?n=Math.round(1e3*n)/1e3:r._isString(n)||(n=n.toString()),i.push(n);return i},_getImage:function(t,e){var n,i;if(t)if(this._isElement(t))e(t);else if(this._isString(t))(n=new Konva.window.Image).onload=function(){e(n)},n.src=t;else if(t.data){(i=Konva.Util.createCanvasElement()).width=t.width,i.height=t.height,i.getContext("2d").putImageData(t,0,0),this._getImage(i.toDataURL(),e)}else e(null);else e(null)},_getRGBAString:function(t){return["rgba(",t.red||0,",",t.green||0,",",t.blue||0,",",t.alpha||1,")"].join("")},_rgbToHex:function(t,e,n){return((1<<24)+(t<<16)+(e<<8)+n).toString(16).slice(1)},_hexToRgb:function(t){t=t.replace("#","");var e=parseInt(t,16);return{r:e>>16&255,g:e>>8&255,b:255&e}},getRandomColor:function(){for(var t=(16777215*Math.random()<<0).toString(16);t.length<6;)t="0"+t;return"#"+t},get:function(t,e){return void 0===t?e:t},getRGB:function(t){var e;return t in a?{r:(e=a[t])[0],g:e[1],b:e[2]}:"#"===t[0]?this._hexToRgb(t.substring(1)):"rgb("===t.substr(0,4)?(e=r.exec(t.replace(/ /g,"")),{r:parseInt(e[1],10),g:parseInt(e[2],10),b:parseInt(e[3],10)}):{r:0,g:0,b:0}},colorToRGBA:function(t){return t=t||"black",Konva.Util._namedColorToRBA(t)||Konva.Util._hex3ColorToRGBA(t)||Konva.Util._hex6ColorToRGBA(t)||Konva.Util._rgbColorToRGBA(t)||Konva.Util._rgbaColorToRGBA(t)},_namedColorToRBA:function(t){var e=a[t.toLowerCase()];return e?{r:e[0],g:e[1],b:e[2],a:1}:null},_rgbColorToRGBA:function(t){if(0===t.indexOf("rgb(")){var e=(t=t.match(/rgb\(([^)]+)\)/)[1]).split(/ *, */).map(Number);return{r:e[0],g:e[1],b:e[2],a:1}}},_rgbaColorToRGBA:function(t){if(0===t.indexOf("rgba(")){var e=(t=t.match(/rgba\(([^)]+)\)/)[1]).split(/ *, */).map(Number);return{r:e[0],g:e[1],b:e[2],a:e[3]}}},_hex6ColorToRGBA:function(t){if("#"===t[0]&&7===t.length)return{r:parseInt(t.slice(1,3),16),g:parseInt(t.slice(3,5),16),b:parseInt(t.slice(5,7),16),a:1}},_hex3ColorToRGBA:function(t){if("#"===t[0]&&4===t.length)return{r:parseInt(t[1]+t[1],16),g:parseInt(t[2]+t[2],16),b:parseInt(t[3]+t[3],16),a:1}},_merge:function(t,e){var n=this._clone(e);for(var i in t)this._isObject(t[i])?n[i]=this._merge(t[i],n[i]):n[i]=t[i];return n},haveIntersection:function(t,e){return!(e.x>t.x+t.width||e.x+e.width<t.x||e.y>t.y+t.height||e.y+e.height<t.y)},cloneObject:function(t){var e={};for(var n in t)this._isObject(t[n])?e[n]=this.cloneObject(t[n]):this._isArray(t[n])?e[n]=this.cloneArray(t[n]):e[n]=t[n];return e},cloneArray:function(t){return t.slice(0)},_degToRad:function(t){return t*e},_radToDeg:function(t){return t*n},_capitalize:function(t){return t.charAt(0).toUpperCase()+t.slice(1)},throw:function(t){throw new Error(i+t)},error:function(t){console.error(i+t)},warn:function(t){Konva.global.console&&console.warn&&Konva.showWarnings&&console.warn("Konva warning: "+t)},extend:function(t,e){function n(){this.constructor=t}n.prototype=e.prototype;var i=t.prototype;for(var a in t.prototype=new n,i)i.hasOwnProperty(a)&&(t.prototype[a]=i[a]);t.__super__=e.prototype,t.super=e},addMethods:function(t,e){var n;for(n in e)t.prototype[n]=e[n]},_getControlPoints:function(t,e,n,i,a,r,o){var s=Math.sqrt(Math.pow(n-t,2)+Math.pow(i-e,2)),h=Math.sqrt(Math.pow(a-n,2)+Math.pow(r-i,2)),c=o*s/(s+h),l=o*h/(s+h);return[n-c*(a-t),i-c*(r-e),n+l*(a-t),i+l*(r-e)]},_expandPoints:function(t,e){var n,i,a=t.length,r=[];for(n=2;n<a-2;n+=2)i=Konva.Util._getControlPoints(t[n-2],t[n-1],t[n],t[n+1],t[n+2],t[n+3],e),r.push(i[0]),r.push(i[1]),r.push(t[n]),r.push(t[n+1]),r.push(i[2]),r.push(i[3]);return r},_removeLastLetter:function(t){return t.substring(0,t.length-1)},each:function(t,e){for(var n in t)e(n,t[n])},_inRange:function(t,e,n){return e<=t&&t<n},_getProjectionToSegment:function(t,e,n,i,a,r){var o,s,h,c=(t-n)*(t-n)+(e-i)*(e-i);if(0==c)o=t,s=e,h=(a-n)*(a-n)+(r-i)*(r-i);else{var l=((a-t)*(n-t)+(r-e)*(i-e))/c;h=l<0?((o=t)-a)*(t-a)+((s=e)-r)*(e-r):1<l?((o=n)-a)*(n-a)+((s=i)-r)*(i-r):((o=t+l*(n-t))-a)*(o-a)+((s=e+l*(i-e))-r)*(s-r)}return[o,s,h]},_getProjectionToLine:function(s,h,c){var l=Konva.Util.cloneObject(s),d=Number.MAX_VALUE;return h.forEach(function(t,e){if(c||e!==h.length-1){var n=h[(e+1)%h.length],i=Konva.Util._getProjectionToSegment(t.x,t.y,n.x,n.y,s.x,s.y),a=i[0],r=i[1],o=i[2];o<d&&(l.x=a,l.y=r,d=o)}}),l},_prepareArrayForTween:function(t,e,n){var i,a=[],r=[];if(t.length>e.length){var o=e;e=t,t=o}for(i=0;i<t.length;i+=2)a.push({x:t[i],y:t[i+1]});for(i=0;i<e.length;i+=2)r.push({x:e[i],y:e[i+1]});var s=[];return r.forEach(function(t){var e=Konva.Util._getProjectionToLine(t,a,n);s.push(e.x),s.push(e.y)}),s},_prepareToStringify:function(t){var e;for(var n in t.visitedByCircularReferenceRemoval=!0,t)if(t.hasOwnProperty(n)&&t[n]&&"object"==typeof t[n])if(e=Object.getOwnPropertyDescriptor(t,n),t[n].visitedByCircularReferenceRemoval||Konva.Util._isElement(t[n])){if(!e.configurable)return null;delete t[n]}else if(null===Konva.Util._prepareToStringify(t[n])){if(!e.configurable)return null;delete t[n]}return delete t.visitedByCircularReferenceRemoval,t}}}(),function(){"use strict";var n;Konva.Canvas=function(t){this.init(t)},Konva.Canvas.prototype={init:function(t){var e=(t||{}).pixelRatio||Konva.pixelRatio||function(){if(n)return n;var t=Konva.Util.createCanvasElement().getContext("2d");return n=(Konva.window.devicePixelRatio||1)/(t.webkitBackingStorePixelRatio||t.mozBackingStorePixelRatio||t.msBackingStorePixelRatio||t.oBackingStorePixelRatio||t.backingStorePixelRatio||1)}();this.pixelRatio=e,this._canvas=Konva.Util.createCanvasElement(),this._canvas.style.padding=0,this._canvas.style.margin=0,this._canvas.style.border=0,this._canvas.style.background="transparent",this._canvas.style.position="absolute",this._canvas.style.top=0,this._canvas.style.left=0},getContext:function(){return this.context},getPixelRatio:function(){return this.pixelRatio},setPixelRatio:function(t){var e=this.pixelRatio;this.pixelRatio=t,this.setSize(this.getWidth()/e,this.getHeight()/e)},setWidth:function(t){this.width=this._canvas.width=t*this.pixelRatio,this._canvas.style.width=t+"px";var e=this.pixelRatio;this.getContext()._context.scale(e,e)},setHeight:function(t){this.height=this._canvas.height=t*this.pixelRatio,this._canvas.style.height=t+"px";var e=this.pixelRatio;this.getContext()._context.scale(e,e)},getWidth:function(){return this.width},getHeight:function(){return this.height},setSize:function(t,e){this.setWidth(t),this.setHeight(e)},toDataURL:function(t,e){try{return this._canvas.toDataURL(t,e)}catch(t){try{return this._canvas.toDataURL()}catch(t){return Konva.Util.warn("Unable to get data URL. "+t.message),""}}}},Konva.SceneCanvas=function(t){var e=t||{},n=e.width||0,i=e.height||0;Konva.Canvas.call(this,e),this.context=new Konva.SceneContext(this),this.setSize(n,i)},Konva.Util.extend(Konva.SceneCanvas,Konva.Canvas),Konva.HitCanvas=function(t){var e=t||{},n=e.width||0,i=e.height||0;Konva.Canvas.call(this,e),this.context=new Konva.HitContext(this),this.setSize(n,i),this.hitCanvas=!0},Konva.Util.extend(Konva.HitCanvas,Konva.Canvas)}(),function(){"use strict";var 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,n,i,a,r=this.traceArr,o=r.length,s="";for(e=0;e<o;e++)(i=(n=r[e]).method)?(a=n.args,s+=i,t?s+="()":Konva.Util._isArray(a[0])?s+="(["+a.join(",")+"])":s+="("+a.join(",")+")"):(s+=n.property,t||(s+="="+n.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,n,i){this._context.fillRect(t,e,n,i)},strokeRect:function(t,e,n,i){this._context.strokeRect(t,e,n,i)},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,i,a=this,e=s.length,r=Konva.Util._simplifyArray,n=this.setAttr,o=function(t){var e,n=a[t];a[t]=function(){return i=r(Array.prototype.slice.call(arguments,0)),e=n.apply(a,arguments),a._trace({method:t,args:i}),e}};for(t=0;t<e;t++)o(s[t]);a.setAttr=function(){n.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(),n=t.getFillPatternY(),i=t.getFillPatternScale(),a=Konva.getAngle(t.getFillPatternRotation()),r=t.getFillPatternOffset();(e||n)&&this.translate(e||0,n||0),a&&this.rotate(a),i&&this.scale(i.x,i.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(),n=t.getFillLinearGradientEndPoint(),i=t.getFillLinearGradientColorStops(),a=this.createLinearGradient(e.x,e.y,n.x,n.y);if(i){for(var r=0;r<i.length;r+=2)a.addColorStop(i[r],i[r+1]);this.setAttr("fillStyle",a),t._fillFunc(this)}},_fillRadialGradient:function(t){for(var e=t.getFillRadialGradientStartPoint(),n=t.getFillRadialGradientEndPoint(),i=t.getFillRadialGradientStartRadius(),a=t.getFillRadialGradientEndRadius(),r=t.getFillRadialGradientColorStops(),o=this.createRadialGradient(e.x,e.y,i,n.x,n.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(),n=t.getFillPriority();if(e&&"color"===n)this._fillColor(t);else{var i=t.getFillPatternImage();if(i&&"pattern"===n)this._fillPattern(t);else{var a=t.getFillLinearGradientColorStops();if(a&&"linear-gradient"===n)this._fillLinearGradient(t);else{var r=t.getFillRadialGradientColorStops();r&&"radial-gradient"===n?this._fillRadialGradient(t):e?this._fillColor(t):i?this._fillPattern(t):a?this._fillLinearGradient(t):r&&this._fillRadialGradient(t)}}}},_strokeLinearGradient:function(t){var e=t.getStrokeLinearGradientStartPoint(),n=t.getStrokeLinearGradientEndPoint(),i=t.getStrokeLinearGradientColorStops(),a=this.createLinearGradient(e.x,e.y,n.x,n.y);if(i){for(var r=0;r<i.length;r+=2)a.addColorStop(i[r],i[r+1]);this.setAttr("strokeStyle",a)}},_stroke:function(t){var e=t.dash(),n=t.getStrokeScaleEnabled()||t instanceof Konva.Text;t.hasStroke()&&(n||(this.save(),this.setTransform(1,0,0,1,0,0)),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),n||this.restore())},_applyShadow:function(t){var e=Konva.Util,n=e.get(t.getShadowRGBA(),"black"),i=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",n),this.setAttr("shadowBlur",i*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";Konva.Factory={addGetterSetter:function(t,e,n,i,a){this.addGetter(t,e,n),this.addSetter(t,e,i,a),this.addOverloadedGetterSetter(t,e)},addGetter:function(t,e,n){var i=d+Konva.Util._capitalize(e);t.prototype[i]=function(){var t=this.attrs[e];return void 0===t?n:t}},addSetter:function(t,e,n,i){var a="set"+Konva.Util._capitalize(e);t.prototype[a]=function(t){return n&&(t=n.call(this,t)),this._setAttr(e,t),i&&i.call(this),this}},addComponentsGetterSetter:function(t,i,e,a,r){var n,o,s=e.length,h=Konva.Util._capitalize,c=d+h(i),l="set"+h(i);t.prototype[c]=function(){var t={};for(n=0;n<s;n++)t[o=e[n]]=this.getAttr(i+h(o));return t},t.prototype[l]=function(t){var e,n=this.attrs[i];for(e in a&&(t=a.call(this,t)),t)t.hasOwnProperty(e)&&this._setAttr(i+h(e),t[e]);return this._fireChangeEvent(i,n,t),r&&r.call(this),this},this.addOverloadedGetterSetter(t,i)},addOverloadedGetterSetter:function(t,e){var n=Konva.Util._capitalize(e),i="set"+n,a=d+n;t.prototype[e]=function(){return arguments.length?(this[i](arguments[0]),this):this[a]()}},addDeprecatedGetterSetter:function(t,e,n,i){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?n:t},this.addSetter(t,e,i,function(){Konva.Util.error(r)}),this.addOverloadedGetterSetter(t,e)},backCompat:function(i,t){Konva.Util.each(t,function(t,e){var n=i.prototype[e];i.prototype[t]=function(){n.apply(this,arguments),Konva.Util.error(t+" method is deprecated and will be removed soon. Use "+e+" instead")}})},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}}}(),function(v){"use strict";var p="absoluteOpacity",n="absoluteTransform",m="absoluteScale",e="listening",r="mouseenter",o="mouseleave",c="Shape",i="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(i),this._clearSelfAndDescendantCache(n)}),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.children&&this.getChildren().each(function(t){t._clearSelfAndDescendantCache(e)})},clearCache:function(){return delete this._cache.canvas,this._filterUpToDate=!1,this},cache:function(t){var e=t||{},n=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()}),i=e.width||n.width,a=e.height||n.height,r=e.pixelRatio,o=e.x||n.x,s=e.y||n.y,h=e.offset||0,c=e.drawBorder||!1;if(i&&a){i+=2*h,a+=2*h,o-=h,s-=h;var l=new v.SceneCanvas({pixelRatio:r,width:i,height:a}),d=new v.SceneCanvas({pixelRatio:r,width:i,height:a}),u=new v.HitCanvas({pixelRatio:1,width:i,height:a}),f=l.getContext(),g=u.getContext();return u.isCache=!0,this.clearCache(),f.save(),g.save(),f.translate(-o,-s),g.translate(-o,-s),this._isUnderCache=!0,this._clearSelfAndDescendantCache(p),this._clearSelfAndDescendantCache(m),this.drawScene(l,this,!0),this.drawHit(u,this,!0),this._isUnderCache=!1,f.restore(),g.restore(),c&&(f.save(),f.beginPath(),f.rect(0,0,i,a),f.closePath(),f.setAttr("strokeStyle","red"),f.setAttr("lineWidth",5),f.stroke(),f.restore()),this._cache.canvas={scene:l,filter:d,hit:u,x:o,y:s},this}setTimeout(function(){v.Util.throw("Width or height of caching configuration equals 0. Caching is ignored.")})},getClientRect:function(){throw new Error('abstract "getClientRect" method call')},_transformedRect:function(t,e){var n,i,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===n&&(n=a=e.x,i=r=e.y),n=Math.min(n,e.x),i=Math.min(i,e.y),a=Math.max(a,e.x),r=Math.max(r,e.y)}),{x:n,y:i,width:a-n,height:r-i}},_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(),n=e.pixelRatio;t.drawImage(e._canvas,0,0,e.width/n,e.height/n),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,n,i,a=this.filters(),r=this._cache.canvas,o=r.scene,s=r.filter,h=s.getContext();if(a){if(!this._filterUpToDate){var c=o.pixelRatio;try{for(t=a.length,h.clear(),h.drawImage(o._canvas,0,0,o.getWidth()/c,o.getHeight()/c),e=h.getImageData(0,0,s.getWidth(),s.getHeight()),n=0;n<t;n++)"function"==typeof(i=a[n])?(i.call(this,e),h.putImageData(e,0,0)):v.Util.error("Filter should be type of function, but got "+typeof i+" 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 n,i,a,r,o=t.split(" "),s=o.length;for(n=0;n<s;n++)a=(i=o[n].split("."))[0],r=i[1]||"",this.eventListeners[a]||(this.eventListeners[a]=[]),this.eventListeners[a].push({name:r,handler:e});return this},off:function(t,e){var n,i,a,r,o,s=(t||"").split(" "),h=s.length;if(!t)for(i in this.eventListeners)this._off(i);for(n=0;n<h;n++)if(r=(a=s[n].split("."))[0],o=a[1],r)this.eventListeners[r]&&this._off(r,o,e);else for(i in this.eventListeners)this._off(i,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,i,a){var r=this;this.on(t,function(t){for(var e=t.target.findAncestors(i,!0,r),n=0;n<e.length;n++)(t=v.Util.cloneObject(t)).currentTarget=e[n],a.call(e[n],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(n),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 n=t[e];v._removeName(n,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,n;if(!t)return this;for(e in t)"children"!==e&&(n="set"+v.Util._capitalize(e),v.Util._isFunction(this[n])?this[n](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(){var t=this.getVisible(),e=this.getParent();return"inherit"===t?!e||e.isVisible():t},shouldDrawHit:function(t){var e=this.getLayer();return t&&t.isCache||e&&e.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 n,i,a,r,o=this.getDepth(),s=this,h=0;return"Stage"!==s.nodeType&&function t(e){for(n=[],i=e.length,a=0;a<i;a++)r=e[a],h++,r.nodeType!==c&&(n=n.concat(r.getChildren().toArray())),r._id===s._id&&(a=i);0<n.length&&n[0].getDepth()<=o&&t(n)}(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(),n=new v.Transform,i=this.offset();return n.m=e.slice(),n.translate(i.x,i.y),n.getTranslation()},setAbsolutePosition:function(t){var e,n=this._clearTransform();return this.attrs.x=n.x,this.attrs.y=n.y,delete n.x,delete n.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(n),this},_setTransform:function(t){var e;for(e in t)this.attrs[e]=t[e];this._clearCache(i),this._clearSelfAndDescendantCache(n)},_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(i),this._clearSelfAndDescendantCache(n),t},move:function(t){var e=t.x,n=t.y,i=this.getX(),a=this.getY();return void 0!==e&&(i+=e),void 0!==n&&(a+=n),this.setPosition({x:i,y:a}),this},_eachAncestorReverse:function(t,e){var n,i,a=[],r=this.getParent();if(e&&e._id===this._id)return t(this),!0;for(a.unshift(this);r&&(!e||r._id!==e._id);)a.unshift(r),r=r.parent;for(n=a.length,i=0;i<n;i++)t(a[i])},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,n,i={},a=this.getAttrs();for(t in i.attrs={},a)e=a[t],n="function"==typeof this[t]&&this[t],delete a[t],(n?n.call(this):null)!==(a[t]=e)&&(i.attrs[t]=e);return i.className=this.getClassName(),v.Util._prepareToStringify(i)},toJSON:function(){return JSON.stringify(this.toObject())},getParent:function(){return this.parent},findAncestors:function(t,e,n){var i=[];e&&this._isMatch(t)&&i.push(this);for(var a=this.parent;a;){if(a===n)return i;a._isMatch(t)&&i.push(a),a=a.parent}return i},findAncestor:function(t,e,n){return this.findAncestors(t,e,n)[0]},_isMatch:function(t){if(!t)return!1;var e,n,i=t.replace(/ /g,"").split(","),a=i.length;for(e=0;e<a;e++)if(n=i[e],v.Util.isValidSelector(n)||(v.Util.warn('Selector "'+n+'" 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?")),"#"===n.charAt(0)){if(this.id()===n.slice(1))return!0}else if("."===n.charAt(0)){if(this.hasName(n.slice(1)))return!0}else if(0!==this._get(n).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,n){return(e=e||{}).target=e.target||this,n?this._fireAndBubble(t,e):this._fire(t,e),this},getAbsoluteTransform:function(t){return t?this._getAbsoluteTransform(t):this._getCache(n,this._getAbsoluteTransform)},_getAbsoluteTransform:function(t){var e,n,i=new v.Transform;return 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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,n){var i,a,r,o=this.eventListeners[t];for(i=0;i<o.length;i++)if(a=o[i].name,r=o[i].handler,!("konva"===a&&"konva"!==e||e&&a!==e||n&&n!==r)){if(o.splice(i,1),0===o.length){delete this.eventListeners[t];break}i--}},_fireChangeEvent:function(t,e,n){this._fire(t+"Change",{oldVal:e,newVal:n})},setId:function(t){var e=this.getId();return v._removeId(e),v._addId(this,t),this._setAttr("id",t),this},setName:function(t){var 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e,n,i=t.data,a=i.length,r=this.red(),o=this.green(),s=this.blue();for(e=0;e<a;e+=4)n=(.34*i[e]+.5*i[e+1]+.16*i[e+2])/255,i[e]=n*r,i[e+1]=n*o,i[e+2]=n*s,i[e+3]=i[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,n,i=t.data,a=i.length,r=this.red(),o=this.green(),s=this.blue(),h=this.alpha();for(e=0;e<a;e+=4)n=1-h,i[e]=r*h+i[e]*n,i[e+1]=o*h+i[e+1]*n,i[e+2]=s*h+i[e+2]*n},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,n,i,a,r,o=t.data,s=o.length,h=Math.pow(2,this.value()),c=Math.pow(2,this.saturation()),l=Math.abs(this.hue()+360)%360,d=h*c*Math.cos(l*Math.PI/180),u=h*c*Math.sin(l*Math.PI/180),f=.299*h+.701*d+.167*u,g=.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,S=.587*h-.586*d-1.05*u,K=.114*h+.886*d-.2*u;for(e=0;e<s;e+=4)n=o[e+0],i=o[e+1],a=o[e+2],r=o[e+3],o[e+0]=f*n+g*i+v*a,o[e+1]=p*n+m*i+_*a,o[e+2]=y*n+S*i+K*a,o[e+3]=r},Konva.Factory.addGetterSetter(Konva.Node,"hue",0,null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"saturation",0,null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"value",0,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Factory.addGetterSetter(Konva.Node,"hue",0,null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"saturation",0,null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"luminance",0,null,Konva.Factory.afterSetFilter),Konva.Filters.HSL=function(t){var e,n,i,a,r,o=t.data,s=o.length,h=Math.pow(2,this.saturation()),c=Math.abs(this.hue()+360)%360,l=127*this.luminance(),d=1*h*Math.cos(c*Math.PI/180),u=1*h*Math.sin(c*Math.PI/180),f=.299+.701*d+.167*u,g=.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,S=.587-.586*d-1.05*u,K=.114+.886*d-.2*u;for(e=0;e<s;e+=4)n=o[e+0],i=o[e+1],a=o[e+2],r=o[e+3],o[e+0]=f*n+g*i+v*a+l,o[e+1]=p*n+m*i+_*a+l,o[e+2]=y*n+S*i+K*a+l,o[e+3]=r}}(),function(){"use strict";Konva.Filters.Emboss=function(t){var e=10*this.embossStrength(),n=255*this.embossWhiteLevel(),i=this.embossDirection(),a=this.embossBlend(),r=0,o=0,s=t.data,h=t.width,c=t.height,l=4*h,d=c;switch(i){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: "+i)}do{var u=(d-1)*l,f=r;d+f<1&&(f=0),c<d+f&&(f=0);var g=(d-1+f)*h*4,v=h;do{var p=u+4*(v-1),m=o;v+m<1&&(m=0),h<v+m&&(m=0);var _=g+4*(v-1+m),y=s[p]-s[_],S=s[p+1]-s[_+1],K=s[p+2]-s[_+2],x=y,C=0<x?x:-x;if(C<(0<S?S:-S)&&(x=S),C<(0<K?K:-K)&&(x=K),x*=e,a){var b=s[p]+x,w=s[p+1]+x,F=s[p+2]+x;s[p]=255<b?255:b<0?0:b,s[p+1]=255<w?255:w<0?0:w,s[p+2]=255<F?255:F<0?0:F}else{var T=n-x;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,null,Konva.Factory.afterSetFilter),Konva.Factory.addGetterSetter(Konva.Node,"embossWhiteLevel",.5,null,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 C(t,e,n,i,a){var r=n-e,o=a-i;return 0===r?i+o/2:0===o?i:o*((t-e)/r)+i}Konva.Filters.Enhance=function(t){var e,n,i,a,r=t.data,o=r.length,s=r[0],h=s,c=r[1],l=c,d=r[2],u=d,f=this.enhance();if(0!==f){for(a=0;a<o;a+=4)(e=r[a+0])<s?s=e:h<e&&(h=e),(n=r[a+1])<c?c=n:l<n&&(l=n),(i=r[a+2])<d?d=i:u<i&&(u=i);var g,v,p,m,_,y,S,K,x;for(h===s&&(h=255,s=0),l===c&&(l=255,c=0),u===d&&(u=255,d=0),0<f?(v=h+f*(255-h),p=s-f*(s-0),_=l+f*(255-l),y=c-f*(c-0),K=u+f*(255-u),x=d-f*(d-0)):(v=h+f*(h-(g=.5*(h+s))),p=s+f*(s-g),_=l+f*(l-(m=.5*(l+c))),y=c+f*(c-m),K=u+f*(u-(S=.5*(u+d))),x=d+f*(d-S)),a=0;a<o;a+=4)r[a+0]=C(r[a+0],s,h,p,v),r[a+1]=C(r[a+1],c,l,y,_),r[a+2]=C(r[a+2],d,u,x,K)}},Konva.Factory.addGetterSetter(Konva.Node,"enhance",0,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Posterize=function(t){var e,n=Math.round(254*this.levels())+1,i=t.data,a=i.length,r=255/n;for(e=0;e<a;e+=1)i[e]=Math.floor(i[e]/r)*r},Konva.Factory.addGetterSetter(Konva.Node,"levels",.5,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Noise=function(t){var e,n=255*this.noise(),i=t.data,a=i.length,r=n/2;for(e=0;e<a;e+=4)i[e+0]+=r-2*r*Math.random(),i[e+1]+=r-2*r*Math.random(),i[e+2]+=r-2*r*Math.random()},Konva.Factory.addGetterSetter(Konva.Node,"noise",.2,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Pixelate=function(t){var e,n,i,a,r,o,s,h,c,l,d,u,f,g,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(f=0;f<y;f+=1){for(c=(h=u*v)+v,d=(l=f*v)+v,g=s=o=r=a=0,e=h;e<c;e+=1)if(!(p<=e))for(n=l;n<d;n+=1)m<=n||(a+=t[(i=4*(p*n+e))+0],r+=t[i+1],o+=t[i+2],s+=t[i+3],g+=1);for(a/=g,r/=g,o/=g,s/=g,e=h;e<c;e+=1)if(!(p<=e))for(n=l;n<d;n+=1)m<=n||(t[(i=4*(p*n+e))+0]=a,t[i+1]=r,t[i+2]=o,t[i+3]=s)}},Konva.Factory.addGetterSetter(Konva.Node,"pixelSize",8,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";Konva.Filters.Threshold=function(t){var e,n=255*this.threshold(),i=t.data,a=i.length;for(e=0;e<a;e+=1)i[e]=i[e]<n?0:255},Konva.Factory.addGetterSetter(Konva.Node,"threshold",.5,null,Konva.Factory.afterSetFilter)}(),function(){"use strict";
 /**
    * Sepia Filter
    * Based on: Pixastic Lib - Sepia filter - v0.1.0
diff --git a/src/Node.js b/src/Node.js
index d1483e25..d9cb694f 100644
--- a/src/Node.js
+++ b/src/Node.js
@@ -1231,7 +1231,7 @@
 
       for (key in attrs) {
         val = attrs[key];
-        getter = this[key];
+        getter = typeof this[key] === 'function' && this[key];
         // remove attr value so that we can extract the default value from the getter
         delete attrs[key];
         defaultValue = getter ? getter.call(this) : null;
diff --git a/test/unit/Node-test.js b/test/unit/Node-test.js
index f1a759ba..a9328317 100644
--- a/test/unit/Node-test.js
+++ b/test/unit/Node-test.js
@@ -3350,6 +3350,16 @@ suite('Node', function() {
     delete Number.prototype.customFunc;
   });
 
+  test('toObject with property in attrs and instanse', function() {
+    var node = new Konva.Circle({
+      id: 'foo',
+      radius: 10,
+      filled: true
+    });
+    node.filled = true;
+    assert.equal(node.toObject().attrs.filled, true);
+  });
+
   test('test findAncestor', function() {
     var stage = addStage();
     stage.setAttrs({