diff --git a/konva.js b/konva.js
index 91d8e72a..d509601c 100644
--- a/konva.js
+++ b/konva.js
@@ -625,20 +625,16 @@
               return -1;
           }
       },
-      _waiting: false,
       animQueue: [],
       requestAnimFrame: function (callback) {
           Util.animQueue.push(callback);
-          if (Util._waiting) {
-              return;
-          }
-          requestAnimationFrame(function () {
-              Util.animQueue.forEach(function (cb) {
-                  cb();
+          if (Util.animQueue.length === 1) {
+              requestAnimationFrame(function () {
+                  var queue = Util.animQueue;
+                  Util.animQueue = [];
+                  queue.forEach(function (cb) { cb(); });
               });
-              Util.animQueue = [];
-              Util._waiting = false;
-          });
+          }
       },
       createCanvasElement: function () {
           var canvas = isBrowser
@@ -2961,7 +2957,7 @@
           if (parent && parent.children) {
               parent.children.splice(this.index, 1);
               parent._setChildrenIndices();
-              delete this.parent;
+              this.parent = null;
           }
           // every cached attr that is calculated via node tree
           // traversal must be cleared when removing a node
@@ -4938,7 +4934,7 @@
           for (var i = 0; i < children.length; i++) {
               child = children[i];
               // reset parent to prevent many _setChildrenIndices calls
-              delete child.parent;
+              child.parent = null;
               child.index = 0;
               child.remove();
           }
@@ -4957,7 +4953,7 @@
           for (var i = 0; i < children.length; i++) {
               child = children[i];
               // reset parent to prevent many _setChildrenIndices calls
-              delete child.parent;
+              child.parent = null;
               child.index = 0;
               child.destroy();
           }
@@ -5727,10 +5723,6 @@
       };
       Stage.prototype._mouseover = function (evt) {
           this._setPointerPosition(evt);
-          // TODO: add test on mouseover
-          // I guess it should fire on:
-          // 1. mouseenter
-          // 2. leave or enter any shape
           this._fire(CONTENT_MOUSEOVER, { evt: evt });
           this._fire(MOUSEOVER, { evt: evt, target: this, currentTarget: this });
       };
@@ -6355,13 +6347,13 @@
        */
       BaseLayer.prototype.batchDraw = function () {
           var _this = this;
-          if (this._waitingForDraw) {
-              return;
+          if (!this._waitingForDraw) {
+              this._waitingForDraw = true;
+              Util.requestAnimFrame(function () {
+                  _this.draw();
+                  _this._waitingForDraw = false;
+              });
           }
-          Util.requestAnimFrame(function () {
-              _this._waitingForDraw = false;
-              _this.draw();
-          });
           return this;
       };
       // the apply transform method is handled by the Layer and FastLayer class
diff --git a/konva.min.js b/konva.min.js
index cf1d35f6..c2f1d12c 100644
--- a/konva.min.js
+++ b/konva.min.js
@@ -3,10 +3,10 @@
    * Konva JavaScript Framework v3.0.0-0
    * http://konvajs.github.io/
    * Licensed under the MIT
-   * Date: Sun Jan 27 2019
+   * Date: Tue Feb 05 2019
    *
    * Original work Copyright (C) 2011 - 2013 by Eric Rowell (KineticJS)
    * Modified work Copyright (C) 2014 - present by Anton Lavrenov (Konva)
    *
    * @license
-   */var e=Math.PI/180,n={},o={},a="undefined"!=typeof window&&("[object Window]"==={}.toString.call(window)||"[object global]"==={}.toString.call(window)),t=/comment/.test(function(){}.toString()),h=function(t,e){e&&(n[e]||(n[e]=[]),n[e].push(t))},l=function(t,e){if(t){var i=n[t];if(i){for(var r=0;r<i.length;r++){i[r]._id===e&&i.splice(r,1)}0===i.length&&delete n[t]}}},D=function(t){return L().angleDeg?t*e:t},s=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 i=t.indexOf("rv:");return parseInt(t.substring(i+3,t.indexOf(".",i)),10)}var r=t.indexOf("edge/");return 0<r&&parseInt(t.substring(r+5,t.indexOf(".",r)),10)},i=function(t){var e=t.toLowerCase(),i=/(chrome)[ /]([\w.]+)/.exec(e)||/(webkit)[ /]([\w.]+)/.exec(e)||/(opera)(?:.*version|)[ /]([\w.]+)/.exec(e)||/(msie) ([\w.]+)/.exec(e)||e.indexOf("compatible")<0&&/(mozilla)(?:.*? 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u.isCache=!0,this.clearCache(),p.save(),f.save(),p.translate(-o,-s),f.translate(-o,-s),this._isUnderCache=!0,this._clearSelfAndDescendantCache(z),this._clearSelfAndDescendantCache(W),this.drawScene(d,this,!0),this.drawHit(u,this,!0),this._isUnderCache=!1,p.restore(),f.restore(),l&&(p.save(),p.beginPath(),p.rect(0,0,r,n),p.closePath(),p.setAttr("strokeStyle","red"),p.setAttr("lineWidth",5),p.stroke(),p.restore()),this._cache.canvas={scene:d,filter:c,hit:u,x:o,y:s},this}O.error("Can not cache the node. Width or height of the node equals 0. Caching is skipped.")},s.prototype.getClientRect=function(t){throw new Error('abstract "getClientRect" method call')},s.prototype._transformedRect=function(t,e){var i,r,n,a,o=[{x:t.x,y:t.y},{x:t.x+t.width,y:t.y},{x:t.x+t.width,y:t.y+t.height},{x:t.x,y:t.y+t.height}],s=this.getAbsoluteTransform(e);return o.forEach(function(t){var e=s.point(t);void 0===i&&(i=n=e.x,r=a=e.y),i=Math.min(i,e.x),r=Math.min(r,e.y),n=Math.max(n,e.x),a=Math.max(a,e.y)}),{x:i,y:r,width:n-i,height:a-r}},s.prototype._drawCachedSceneCanvas=function(t){t.save(),t._applyOpacity(this),t._applyGlobalCompositeOperation(this),t.translate(this._cache.canvas.x,this._cache.canvas.y);var e=this._getCachedSceneCanvas(),i=e.pixelRatio;t.drawImage(e._canvas,0,0,e.width/i,e.height/i),t.restore()},s.prototype._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()},s.prototype._getCachedSceneCanvas=function(){var t,e,i,r,n=this.filters(),a=this._cache.canvas,o=a.scene,s=a.filter,h=s.getContext();if(n){if(!this._filterUpToDate){var l=o.pixelRatio;try{for(t=n.length,h.clear(),h.drawImage(o._canvas,0,0,o.getWidth()/l,o.getHeight()/l),e=h.getImageData(0,0,s.getWidth(),s.getHeight()),i=0;i<t;i++)"function"==typeof(r=n[i])?(r.call(this,e),h.putImageData(e,0,0)):O.error("Filter should be type of function, but got "+typeof r+" insted. Please check correct filters")}catch(t){O.error("Unable to apply filter. "+t.message)}this._filterUpToDate=!0}return s}return o},s.prototype.on=function(t,e){if(3===arguments.length)return this._delegate.apply(this,arguments);var i,r,n,a,o=t.split(" "),s=o.length;for(i=0;i<s;i++)n=(r=o[i].split("."))[0],a=r[1]||"",this.eventListeners[n]||(this.eventListeners[n]=[]),this.eventListeners[n].push({name:a,handler:e});return this},s.prototype.off=function(t,e){var i,r,n,a,o,s=(t||"").split(" "),h=s.length;if(!t)for(r in this.eventListeners)this._off(r);for(i=0;i<h;i++)if(a=(n=s[i].split("."))[0],o=n[1],a)this.eventListeners[a]&&this._off(a,o,e);else for(r in this.eventListeners)this._off(r,o,e);return this},s.prototype.dispatchEvent=function(t){var e={target:this,type:t.type,evt:t};return this.fire(t.type,e),this},s.prototype.addEventListener=function(t,e){return this.on(t,function(t){e.call(this,t.evt)}),this},s.prototype.removeEventListener=function(t){return this.off(t),this},s.prototype._delegate=function(t,r,n){var a=this;this.on(t,function(t){for(var e=t.target.findAncestors(r,!0,a),i=0;i<e.length;i++)(t=O.cloneObject(t)).currentTarget=e[i],n.call(e[i],t)})},s.prototype.remove=function(){return E.node&&E.node===this&&this.stopDrag(),this._remove(),this},s.prototype._remove=function(){var t=this.getParent();t&&t.children&&(t.children.splice(this.index,1),t._setChildrenIndices(),delete this.parent),this._clearSelfAndDescendantCache("stage"),this._clearSelfAndDescendantCache(H),this._clearSelfAndDescendantCache(q),this._clearSelfAndDescendantCache(Y),this._clearSelfAndDescendantCache(z)},s.prototype.destroy=function(){V(this.id(),this);for(var t=(this.name()||"").split(/\s/g),e=0;e<t.length;e++){var i=t[e];l(i,this._id)}return this.remove(),this},s.prototype.getAttr=function(t){var e="get"+O._capitalize(t);return O._isFunction(this[e])?this[e]():this.attrs[t]},s.prototype.getAncestors=function(){for(var t=this.getParent(),e=new u;t;)e.push(t),t=t.getParent();return e},s.prototype.getAttrs=function(){return this.attrs||{}},s.prototype.setAttrs=function(t){var e,i;if(!t)return this;for(e in t)"children"!==e&&(i="set"+O._capitalize(e),O._isFunction(this[i])?this[i](t[e]):this._setAttr(e,t[e]));return this},s.prototype.isListening=function(){return this._getCache(Y,this._isListening)},s.prototype._isListening=function(){var t=this.listening(),e=this.getParent();return"inherit"===t?!e||e.isListening():t},s.prototype.isVisible=function(){return this._getCache(q,this._isVisible)},s.prototype._isVisible=function(t){var e=this.visible(),i=this.getParent();return"inherit"===e?!i||i===t||i._isVisible(t):e},s.prototype.shouldDrawHit=function(){var t=this.getLayer();return!t&&this.isListening()&&this.isVisible()||t&&t.hitGraphEnabled()&&this.isListening()&&this.isVisible()},s.prototype.show=function(){return this.visible(!0),this},s.prototype.hide=function(){return this.visible(!1),this},s.prototype.getZIndex=function(){return this.index||0},s.prototype.getAbsoluteZIndex=function(){var i,r,n,a,o=this.getDepth(),s=this,h=0;return"Stage"!==s.nodeType&&function t(e){for(i=[],r=e.length,n=0;n<r;n++)a=e[n],h++,"Shape"!==a.nodeType&&(i=i.concat(a.getChildren().toArray())),a._id===s._id&&(n=r);0<i.length&&i[0].getDepth()<=o&&t(i)}(s.getStage().getChildren()),h},s.prototype.getDepth=function(){for(var t=0,e=this.parent;e;)t++,e=e.parent;return t},s.prototype.setPosition=function(t){return this.x(t.x),this.y(t.y),this},s.prototype.getPosition=function(){return{x:this.x(),y:this.y()}},s.prototype.getAbsolutePosition=function(t){var e=this.getAbsoluteTransform(t).getMatrix(),i=new p,r=this.offset();return i.m=e.slice(),i.translate(r.x,r.y),i.getTranslation()},s.prototype.setAbsolutePosition=function(t){var e,i=this._clearTransform();return this.attrs.x=i.x,this.attrs.y=i.y,delete i.x,delete i.y,(e=this.getAbsoluteTransform()).invert(),e.translate(t.x,t.y),t={x:this.attrs.x+e.getTranslation().x,y:this.attrs.y+e.getTranslation().y},this.setPosition({x:t.x,y:t.y}),this._setTransform(i),this},s.prototype._setTransform=function(t){var e;for(e in t)this.attrs[e]=t[e];this._clearCache(U),this._clearSelfAndDescendantCache(H)},s.prototype._clearTransform=function(){var t={x:this.x(),y:this.y(),rotation:this.rotation(),scaleX:this.scaleX(),scaleY:this.scaleY(),offsetX:this.offsetX(),offsetY:this.offsetY(),skewX:this.skewX(),skewY:this.skewY()};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(U),this._clearSelfAndDescendantCache(H),t},s.prototype.move=function(t){var e=t.x,i=t.y,r=this.x(),n=this.y();return void 0!==e&&(r+=e),void 0!==i&&(n+=i),this.setPosition({x:r,y:n}),this},s.prototype._eachAncestorReverse=function(t,e){var i,r,n=[],a=this.getParent();if(e&&e._id===this._id)t(this);else{for(n.unshift(this);a&&(!e||a._id!==e._id);)n.unshift(a),a=a.parent;for(i=n.length,r=0;r<i;r++)t(n[r])}},s.prototype.rotate=function(t){return this.rotation(this.rotation()+t),this},s.prototype.moveToTop=function(){if(!this.parent)return O.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},s.prototype.moveUp=function(){if(!this.parent)return O.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)},s.prototype.moveDown=function(){if(!this.parent)return O.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)},s.prototype.moveToBottom=function(){if(!this.parent)return O.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)},s.prototype.setZIndex=function(t){if(!this.parent)return O.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},s.prototype.getAbsoluteOpacity=function(){return this._getCache(z,this._getAbsoluteOpacity)},s.prototype._getAbsoluteOpacity=function(){var t=this.opacity(),e=this.getParent();return e&&!e._isUnderCache&&(t*=this.getParent().getAbsoluteOpacity()),t},s.prototype.moveTo=function(t){return this.getParent()!==t&&(this._remove(),t.add(this)),this},s.prototype.toObject=function(){var t,e,i,r={},n=this.getAttrs();for(t in r.attrs={},n)e=n[t],O.isObject(e)&&!O._isPlainObject(e)||(i="function"==typeof this[t]&&this[t],delete n[t],(i?i.call(this):null)!==(n[t]=e)&&(r.attrs[t]=e));return r.className=this.getClassName(),O._prepareToStringify(r)},s.prototype.toJSON=function(){return JSON.stringify(this.toObject())},s.prototype.getParent=function(){return this.parent},s.prototype.findAncestors=function(t,e,i){var r=[];e&&this._isMatch(t)&&r.push(this);for(var n=this.parent;n;){if(n===i)return r;n._isMatch(t)&&r.push(n),n=n.parent}return r},s.prototype.isAncestorOf=function(t){return!1},s.prototype.findAncestor=function(t,e,i){return this.findAncestors(t,e,i)[0]},s.prototype._isMatch=function(t){if(!t)return!1;var e,i,r=t.replace(/ /g,"").split(","),n=r.length;for(e=0;e<n;e++)if(i=r[e],O.isValidSelector(i)||(O.warn('Selector "'+i+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),O.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),O.warn("Konva is awesome, right?")),"#"===i.charAt(0)){if(this.id()===i.slice(1))return!0}else if("."===i.charAt(0)){if(this.hasName(i.slice(1)))return!0}else if(0!==this._get(i).length)return!0;return!1},s.prototype.getLayer=function(){var t=this.getParent();return t?t.getLayer():null},s.prototype.getStage=function(){return this._getCache("stage",this._getStage)},s.prototype._getStage=function(){var t=this.getParent();return t?t.getStage():void 0},s.prototype.fire=function(t,e,i){return(e=e||{}).target=e.target||this,i?this._fireAndBubble(t,e):this._fire(t,e),this},s.prototype.getAbsoluteTransform=function(t){return t?this._getAbsoluteTransform(t):this._getCache(H,this._getAbsoluteTransform)},s.prototype._getAbsoluteTransform=function(t){var i=new p;return this._eachAncestorReverse(function(t){var e=t.transformsEnabled();"all"===e?i.multiply(t.getTransform()):"position"===e&&i.translate(t.getX()-t.getOffsetX(),t.getY()-t.getOffsetY())},t),i},s.prototype.getAbsoluteScale=function(t){return t?this._getAbsoluteScale(t):this._getCache(W,this._getAbsoluteScale)},s.prototype._getAbsoluteScale=function(t){for(var e=this;e;)e._isUnderCache&&(t=e),e=e.getParent();var i=1,r=1;return this._eachAncestorReverse(function(t){i*=t.scaleX(),r*=t.scaleY()},t),{x:i,y:r}},s.prototype.getTransform=function(){return this._getCache(U,this._getTransform)},s.prototype._getTransform=function(){var t=new p,e=this.x(),i=this.y(),r=L().getAngle(this.rotation()),n=this.scaleX(),a=this.scaleY(),o=this.skewX(),s=this.skewY(),h=this.offsetX(),l=this.offsetY();return 0===e&&0===i||t.translate(e,i),0!==r&&t.rotate(r),0===o&&0===s||t.skew(o,s),1===n&&1===a||t.scale(n,a),0===h&&0===l||t.translate(-1*h,-1*l),t},s.prototype.clone=function(t){var e,i,r,n,a,o=O.cloneObject(this.attrs);for(var s in K){delete o[K[s]]}for(e in t)o[e]=t[e];var h=new this.constructor(o);for(e in this.eventListeners)for(r=(i=this.eventListeners[e]).length,n=0;n<r;n++)(a=i[n]).name.indexOf("konva")<0&&(h.eventListeners[e]||(h.eventListeners[e]=[]),h.eventListeners[e].push(a));return h},s.prototype._toKonvaCanvas=function(t){t=t||{};var e=this.getClientRect(),i=this.getStage(),r=void 0!==t.x?t.x:e.x,n=void 0!==t.y?t.y:e.y,a=t.pixelRatio||1,o=new R({width:t.width||e.width||(i?i.getWidth():0),height:t.height||e.height||(i?i.getHeight():0),pixelRatio:a}),s=o.getContext();return s.save(),(r||n)&&s.translate(-1*r,-1*n),this.drawScene(o),s.restore(),o},s.prototype.toCanvas=function(t){return this._toKonvaCanvas(t)._canvas},s.prototype.toDataURL=function(t){var e=(t=t||{}).mimeType||null,i=t.quality||null,r=this._toKonvaCanvas(t).toDataURL(e,i);return t.callback&&t.callback(r),r},s.prototype.toImage=function(t){if(!t||!t.callback)throw"callback required for toImage method config argument";var e=t.callback;delete t.callback,O._urlToImage(this.toDataURL(t),function(t){e(t)})},s.prototype.setSize=function(t){return this.width(t.width),this.height(t.height),this},s.prototype.getSize=function(){return{width:this.width(),height:this.height()}},s.prototype.getClassName=function(){return this.className||this.nodeType},s.prototype.getType=function(){return this.nodeType},s.prototype.getDragDistance=function(){return void 0!==this.attrs.dragDistance?this.attrs.dragDistance:this.parent?this.parent.getDragDistance():L().dragDistance},s.prototype._get=function(t){return this.className===t||this.nodeType===t?[this]:[]},s.prototype._off=function(t,e,i){var r,n,a,o=this.eventListeners[t];for(r=0;r<o.length;r++)if(n=o[r].name,a=o[r].handler,!("konva"===n&&"konva"!==e||e&&n!==e||i&&i!==a)){if(o.splice(r,1),0===o.length){delete this.eventListeners[t];break}r--}},s.prototype._fireChangeEvent=function(t,e,i){this._fire(t+"Change",{oldVal:e,newVal:i})},s.prototype.setId=function(t){var e,i,r=this.id();return V(r,this),e=this,(i=t)&&(B[i]&&O.warn('Duplicate id "{id}".\nPlease do not use same id several times, it will break find() method look up.\nIf you have duplicates it is better to use "name" property instead.\n'.replace("{id}",i)),B[i]=e),this._setAttr("id",t),this},s.prototype.setName=function(t){var e,i,r=(this.name()||"").split(/\s/g),n=(t||"").split(/\s/g);for(i=0;i<r.length;i++)e=r[i],-1===n.indexOf(e)&&e&&l(e,this._id);for(i=0;i<n.length;i++)e=n[i],-1===r.indexOf(e)&&e&&h(this,e);return this._setAttr("name",t),this},s.prototype.addName=function(t){if(!this.hasName(t)){var e=this.name(),i=e?e+" "+t:t;this.setName(i)}return this},s.prototype.hasName=function(t){return-1!==(this.name()||"").split(/\s/g).indexOf(t)},s.prototype.removeName=function(t){var e=(this.name()||"").split(/\s/g),i=e.indexOf(t);return-1!==i&&(e.splice(i,1),this.setName(e.join(" "))),this},s.prototype.setAttr=function(t,e){var i=this["set"+O._capitalize(t)];return O._isFunction(i)?i.call(this,e):this._setAttr(t,e),this},s.prototype._setAttr=function(t,e){var i;(i=this.attrs[t])===e&&!O.isObject(e)||(null==e?delete this.attrs[t]:this.attrs[t]=e,this._fireChangeEvent(t,i,e))},s.prototype._setComponentAttr=function(t,e,i){var r;void 0!==i&&((r=this.attrs[t])||(this.attrs[t]=this.getAttr(t)),this.attrs[t][e]=i,this._fireChangeEvent(t,r,i))},s.prototype._fireAndBubble=function(t,e,i){var r=!0;if(e&&"Shape"===this.nodeType&&(e.target=this),t===X&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))?r=!1:t===j&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))&&(r=!1),r){this._fire(t,e);var n=(t===X||t===j)&&i&&i.isAncestorOf&&i.isAncestorOf(this)&&!i.isAncestorOf(this.parent);(e&&!e.cancelBubble||!e)&&this.parent&&this.parent.isListening()&&!n&&(i&&i.parent?this._fireAndBubble.call(this.parent,t,e,i.parent):this._fireAndBubble.call(this.parent,t,e))}},s.prototype._fire=function(t,e){var i,r=this.eventListeners[t];if((e=e||{}).currentTarget=this,e.type=t,r)for(i=0;i<r.length;i++)r[i].handler.call(this,e)},s.prototype.draw=function(){return this.drawScene(),this.drawHit(),this},s.prototype.startDrag=function(){var t=this.getStage(),e=this.getLayer(),i=t.getPointerPosition(),r=this.getAbsolutePosition();i&&(E.node&&E.node.stopDrag(),E.node=this,E.startPointerPos=i,E.offset.x=i.x-r.x,E.offset.y=i.y-r.y,E.anim.setLayers(e||this.getLayers()),E.anim.start(),this._setDragPosition())},s.prototype._setDragPosition=function(t){var e=this.getStage().getPointerPosition(),i=this.dragBoundFunc();if(e){var r={x:e.x-E.offset.x,y:e.y-E.offset.y};void 0!==i&&(r=i.call(this,r,t)),this.setAbsolutePosition(r),this._lastPos&&this._lastPos.x===r.x&&this._lastPos.y===r.y||(E.anim.dirty=!0),this._lastPos=r}},s.prototype.stopDrag=function(){var t={};E._endDragBefore(t),E._endDragAfter(t)},s.prototype.setDraggable=function(t){this._setAttr("draggable",t),this._dragChange()},s.prototype.isDragging=function(){return!(!E.node||E.node!==this||!E.isDragging)},s.prototype._listenDrag=function(){var e=this;this._dragCleanup(),"Stage"===this.getClassName()?this.on("contentMousedown.konva contentTouchstart.konva",function(t){E.node||e.startDrag()}):this.on("mousedown.konva touchstart.konva",function(t){1!==t.evt.button&&2!==t.evt.button&&(E.node||e.startDrag())})},s.prototype._dragChange=function(){if(this.attrs.draggable)this._listenDrag();else{this._dragCleanup();var t=this.getStage(),e=E;t&&e.node&&e.node._id===this._id&&e.node.stopDrag()}},s.prototype._dragCleanup=function(){"Stage"===this.getClassName()?(this.off("contentMousedown.konva"),this.off("contentTouchstart.konva")):(this.off("mousedown.konva"),this.off("touchstart.konva"))},s.create=function(t,e){return O._isString(t)&&(t=JSON.parse(t)),this._createNode(t,e)},s._createNode=function(t,e){var i,r,n,a=s.prototype.getClassName.call(t),o=t.children;if(e&&(t.attrs.container=e),L()[a]||(O.warn('Can not find a node with class name "'+a+'". Fallback to "Shape".'),a="Shape"),i=new(L()[a])(t.attrs),o)for(r=o.length,n=0;n<r;n++)i.add(s._createNode(o[n]));return i},s}();tt.prototype.nodeType="Node",S.addGetterSetter(tt,"zIndex"),S.addGetterSetter(tt,"absolutePosition"),S.addGetterSetter(tt,"position"),S.addGetterSetter(tt,"x",0,x.getNumberValidator()),S.addGetterSetter(tt,"y",0,x.getNumberValidator()),S.addGetterSetter(tt,"globalCompositeOperation","source-over",x.getStringValidator()),S.addGetterSetter(tt,"opacity",1,x.getNumberValidator()),S.addGetterSetter(tt,"name","",x.getStringValidator()),S.addGetterSetter(tt,"id","",x.getStringValidator()),S.addGetterSetter(tt,"rotation",0,x.getNumberValidator()),S.addComponentsGetterSetter(tt,"scale",["x","y"]),S.addGetterSetter(tt,"scaleX",1,x.getNumberValidator()),S.addGetterSetter(tt,"scaleY",1,x.getNumberValidator()),S.addComponentsGetterSetter(tt,"skew",["x","y"]),S.addGetterSetter(tt,"skewX",0,x.getNumberValidator()),S.addGetterSetter(tt,"skewY",0,x.getNumberValidator()),S.addComponentsGetterSetter(tt,"offset",["x","y"]),S.addGetterSetter(tt,"offsetX",0,x.getNumberValidator()),S.addGetterSetter(tt,"offsetY",0,x.getNumberValidator()),S.addGetterSetter(tt,"dragDistance",null,x.getNumberValidator()),S.addGetterSetter(tt,"width",0,x.getNumberValidator()),S.addGetterSetter(tt,"height",0,x.getNumberValidator()),S.addGetterSetter(tt,"listening","inherit",function(t){return!0===t||!1===t||"inherit"===t||O.warn(t+' is a not valid value for "listening" attribute. The value may be true, false or "inherit".'),t}),S.addGetterSetter(tt,"preventDefault",!0,x.getBooleanValidator()),S.addGetterSetter(tt,"filters",null,function(t){return this._filterUpToDate=!1,t}),S.addGetterSetter(tt,"visible","inherit",function(t){return!0===t||!1===t||"inherit"===t||O.warn(t+' is a not valid value for "visible" attribute. The value may be true, false or "inherit".'),t}),S.addGetterSetter(tt,"transformsEnabled","all",x.getStringValidator()),S.addGetterSetter(tt,"size"),S.addGetterSetter(tt,"dragBoundFunc"),S.addGetterSetter(tt,"draggable",!1,x.getBooleanValidator()),S.backCompat(tt,{rotateDeg:"rotate",setRotationDeg:"setRotation",getRotationDeg:"getRotation"}),u.mapMethods(tt);var et=function(e){function t(){var t=null!==e&&e.apply(this,arguments)||this;return t.children=new u,t}return C(t,e),t.prototype.getChildren=function(e){if(!e)return this.children;var i=new u;return this.children.each(function(t){e(t)&&i.push(t)}),i},t.prototype.hasChildren=function(){return 0<this.getChildren().length},t.prototype.removeChildren=function(){for(var t,e=u.toCollection(this.children),i=0;i<e.length;i++)delete(t=e[i]).parent,t.index=0,t.remove();return e=null,this.children=new u,this},t.prototype.destroyChildren=function(){for(var t,e=u.toCollection(this.children),i=0;i<e.length;i++)delete(t=e[i]).parent,t.index=0,t.destroy();return e=null,this.children=new u,this},t.prototype.add=function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}if(t.getParent())return t.moveTo(this),this;var i=this.children;return this._validateAdd(t),t.index=i.length,t.parent=this,i.push(t),this._fire("add",{child:t}),L().DD&&t.isDragging()&&L().DD.anim.setLayers(t.getLayer()),this},t.prototype.destroy=function(){return this.hasChildren()&&this.destroyChildren(),e.prototype.destroy.call(this),this},t.prototype.find=function(t){return this._generalFind(t,!1)},t.prototype.get=function(t){return O.warn("collection.get() method is deprecated. Please use collection.find() instead."),this.find(t)},t.prototype.findOne=function(t){var e=this._generalFind(t,!0);return 0<e.length?e[0]:void 0},t.prototype._generalFind=function(t,e){var i=[];return"string"==typeof t?i=this._findByString(t):"function"==typeof t&&(i=this._findByFunction(t,e)),u.toCollection(i)},t.prototype._findByString=function(t){var e,i,r,n,a,o,s,h=[],l=t.replace(/ /g,"").split(","),d=l.length;for(e=0;e<d;e++){if(r=l[e],!O.isValidSelector(r)){var c='Selector "'+r+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".\nIf you have a custom shape with such className, please change it to start with upper letter like "Triangle".\nKonva is awesome, right?';O.warn(c)}if("#"===r.charAt(0))(a=this._getNodeById(r.slice(1)))&&h.push(a);else if("."===r.charAt(0))n=this._getNodesByName(r.slice(1)),h=h.concat(n);else for(s=(o=this.getChildren()).length,i=0;i<s;i++)h=h.concat(o[i]._get(r))}return h},t.prototype._findByFunction=function(n,a){var o=[],s=function(t){if(!(a&&0<o.length)){var e=t.getChildren(),i=e.length;n(t)&&(o=o.concat(t));for(var r=0;r<i;r++)s(e[r])}};return s(this),o},t.prototype._getNodeById=function(t){var e=B[t];return void 0!==e&&this.isAncestorOf(e)?e:null},t.prototype._getNodesByName=function(t){var e=n[t]||[];return this._getDescendants(e)},t.prototype._get=function(t){for(var e=tt.prototype._get.call(this,t),i=this.getChildren(),r=i.length,n=0;n<r;n++)e=e.concat(i[n]._get(t));return e},t.prototype.toObject=function(){var t=tt.prototype.toObject.call(this);t.children=[];for(var e=this.getChildren(),i=e.length,r=0;r<i;r++){var n=e[r];t.children.push(n.toObject())}return t},t.prototype._getDescendants=function(t){for(var e=[],i=t.length,r=0;r<i;r++){var n=t[r];this.isAncestorOf(n)&&e.push(n)}return e},t.prototype.isAncestorOf=function(t){for(var e=t.getParent();e;){if(e._id===this._id)return!0;e=e.getParent()}return!1},t.prototype.clone=function(t){var e=tt.prototype.clone.call(this,t);return this.getChildren().each(function(t){e.add(t.clone())}),e},t.prototype.getAllIntersections=function(e){var i=[];return this.find("Shape").each(function(t){t.isVisible()&&t.intersects(e)&&i.push(t)}),i},t.prototype._setChildrenIndices=function(){this.children.each(function(t,e){t.index=e})},t.prototype.drawScene=function(t,e,i){var r=this.getLayer(),n=t||r&&r.getCanvas(),a=n&&n.getContext(),o=this._cache.canvas,s=o&&o.scene;return(this.isVisible()||i)&&(!i&&s?(a.save(),r._applyTransform(this,a,e),this._drawCachedSceneCanvas(a),a.restore()):this._drawChildren(n,"drawScene",e,!1,i)),this},t.prototype.drawHit=function(t,e,i){var r=this.getLayer(),n=t||r&&r.hitCanvas,a=n&&n.getContext(),o=this._cache.canvas,s=o&&o.hit;return(this.shouldDrawHit(n)||i)&&(!i&&s?(a.save(),r._applyTransform(this,a,e),this._drawCachedHitCanvas(a),a.restore()):this._drawChildren(n,"drawHit",e)),this},t.prototype._drawChildren=function(e,i,r,n,a){var t,o,s=this.getLayer(),h=e&&e.getContext(),l=this.clipWidth(),d=this.clipHeight(),c=this.clipFunc(),u=l&&d||c;if(u&&s){h.save();var p=this.getAbsoluteTransform(r),f=p.getMatrix();h.transform(f[0],f[1],f[2],f[3],f[4],f[5]),h.beginPath(),c?c.call(this,h,this):(t=this.clipX(),o=this.clipY(),h.rect(t,o,l,d)),h.clip(),f=p.copy().invert().getMatrix(),h.transform(f[0],f[1],f[2],f[3],f[4],f[5])}this.children.each(function(t){t[i](e,r,n,a)}),u&&h.restore()},t.prototype.shouldDrawHit=function(t){var e=this.getLayer(),i=L().DD&&L().isDragging()&&-1!==L().DD.anim.getLayers().indexOf(e);return t&&t.isCache||e&&e.hitGraphEnabled()&&this.isVisible()&&!i},t.prototype.getClientRect=function(i){var r,n,a,o,t=(i=i||{}).skipTransform,e=i.relativeTo,s={x:1/0,y:1/0,width:0,height:0},h=this;this.children.each(function(t){if(t.getVisible()){var e=t.getClientRect({relativeTo:h,skipShadow:i.skipShadow,skipStroke:i.skipStroke});0===e.width&&0===e.height||(o=void 0===r?(r=e.x,n=e.y,a=e.x+e.width,e.y+e.height):(r=Math.min(r,e.x),n=Math.min(n,e.y),a=Math.max(a,e.x+e.width),Math.max(o,e.y+e.height)))}});for(var l=this.find("Shape"),d=!1,c=0;c<l.length;c++){if(l[c]._isVisible(this)){d=!0;break}}return s=d?{x:r,y:n,width:a-r,height:o-n}:{x:0,y:0,width:0,height:0},t?s:this._transformedRect(s,e)},t}(tt);S.addComponentsGetterSetter(et,"clip",["x","y","width","height"]),S.addGetterSetter(et,"clipX",void 0,x.getNumberValidator()),S.addGetterSetter(et,"clipY",void 0,x.getNumberValidator()),S.addGetterSetter(et,"clipWidth",void 0,x.getNumberValidator()),S.addGetterSetter(et,"clipHeight",void 0,x.getNumberValidator()),S.addGetterSetter(et,"clipFunc"),u.mapMethods(et);var it="mouseout",rt="mouseleave",nt="mouseover",at="mousemove",ot="mousedown",st="mouseup",ht="contextmenu",lt="dblclick",dt="touchstart",ct="touchend",ut="touchmove",pt="wheel",ft="_",gt=[ot,at,st,it,dt,ut,ct,nt,pt,ht],vt=gt.length;function yt(e,i){e.content.addEventListener(i,function(t){e[ft+i](t)},!1)}var mt=[],_t=function(r){function t(t){var e=r.call(this,t)||this;return e._buildDOM(),e._bindContentEvents(),mt.push(e),e.on("widthChange heightChange",e._resizeDOM),e}return C(t,r),t.prototype._validateAdd=function(t){"Layer"!==t.getType()&&O.throw("You may only add layers to the stage.")},t.prototype.setContainer=function(t){if("string"==typeof t){if("."===t.charAt(0)){var e=t.slice(1);t=c.getElementsByClassName(e)[0]}else{var i;i="#"!==t.charAt(0)?t:t.slice(1),t=c.getElementById(i)}if(!t)throw"Can not find container in document with id "+i}return this._setAttr("container",t),this},t.prototype.shouldDrawHit=function(){return!0},t.prototype.clear=function(){var t,e=this.children,i=e.length;for(t=0;t<i;t++)e[t].clear();return this},t.prototype.clone=function(t){return t||(t={}),t.container=c.createElement("div"),et.prototype.clone.call(this,t)},t.prototype.destroy=function(){r.prototype.destroy.call(this);var t=this.content;t&&O._isInDocument(t)&&this.container().removeChild(t);var e=mt.indexOf(this);return-1<e&&mt.splice(e,1),this},t.prototype.getPointerPosition=function(){return this.pointerPos},t.prototype.getStage=function(){return this},t.prototype.getContent=function(){return this.content},t.prototype._toKonvaCanvas=function(i){var r=(i=i||{}).x||0,n=i.y||0,t=new R({width:i.width||this.width(),height:i.height||this.height(),pixelRatio:i.pixelRatio||1}),a=t.getContext()._context,e=this.children;return(r||n)&&a.translate(-1*r,-1*n),e.each(function(t){if(t.isVisible()){var e=t._toKonvaCanvas(i);a.drawImage(e._canvas,r,n,e.getWidth()/e.getPixelRatio(),e.getHeight()/e.getPixelRatio())}}),t},t.prototype.getIntersection=function(t,e){var i,r,n=this.children;for(i=n.length-1;0<=i;i--)if(r=n[i].getIntersection(t,e))return r;return null},t.prototype._resizeDOM=function(){if(this.content){var t,e,i=this.width(),r=this.height(),n=this.getChildren(),a=n.length;for(this.content.style.width=i+"px",this.content.style.height=r+"px",this.bufferCanvas.setSize(i,r),this.bufferHitCanvas.setSize(i,r),t=0;t<a;t++)(e=n[t]).setSize({width:i,height:r}),e.draw()}},t.prototype.add=function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}r.prototype.add.call(this,t);var i=this.children.length;return 5<i&&O.warn("The stage has "+i+" layers. Recommended maximin number of layers is 3-5. Adding more layers into the stage may drop the performance. Rethink your tree structure, you can use Konva.Group."),t._setCanvasSize(this.width(),this.height()),t.draw(),a&&this.content.appendChild(t.canvas._canvas),this},t.prototype.getParent=function(){return null},t.prototype.getLayer=function(){return null},t.prototype.getLayers=function(){return this.getChildren()},t.prototype._bindContentEvents=function(){if(a)for(var t=0;t<vt;t++)yt(this,gt[t])},t.prototype._mouseover=function(t){this._setPointerPosition(t),this._fire("contentMouseover",{evt:t})},t.prototype._mouseout=function(t){this._setPointerPosition(t);var e=this.targetShape;e&&!L().isDragging()&&(e._fireAndBubble(it,{evt:t}),e._fireAndBubble(rt,{evt:t}),this.targetShape=null),this.pointerPos=void 0,this._fire("contentMouseout",{evt:t})},t.prototype._mousemove=function(t){if(d.ieMobile)return this._touchmove(t);var e;this._setPointerPosition(t),L().isDragging()||((e=this.getIntersection(this.getPointerPosition()))&&e.isListening()?L().isDragging()||this.targetShape&&this.targetShape._id===e._id?e._fireAndBubble(at,{evt:t}):(this.targetShape&&(this.targetShape._fireAndBubble(it,{evt:t},e),this.targetShape._fireAndBubble(rt,{evt:t},e)),e._fireAndBubble(nt,{evt:t},this.targetShape),e._fireAndBubble("mouseenter",{evt:t},this.targetShape),this.targetShape=e):(this.targetShape&&!L().isDragging()&&(this.targetShape._fireAndBubble(it,{evt:t}),this.targetShape._fireAndBubble(rt,{evt:t}),this.targetShape=null),this._fire(at,{evt:t,target:this,currentTarget:this})),this._fire("contentMousemove",{evt:t})),t.cancelable&&t.preventDefault()},t.prototype._mousedown=function(t){if(d.ieMobile)return this._touchstart(t);this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());L().listenClickTap=!0,e&&e.isListening()?(this.clickStartShape=e)._fireAndBubble(ot,{evt:t}):this._fire(ot,{evt:t,target:this,currentTarget:this}),this._fire("contentMousedown",{evt:t})},t.prototype._mouseup=function(t){if(d.ieMobile)return this._touchend(t);this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition()),i=this.clickStartShape,r=this.clickEndShape,n=!1,a=L().DD;L().inDblClickWindow?(n=!0,clearTimeout(this.dblTimeout)):a&&a.justDragged?a&&(a.justDragged=!1):(L().inDblClickWindow=!0,clearTimeout(this.dblTimeout)),this.dblTimeout=setTimeout(function(){L().inDblClickWindow=!1},L().dblClickWindow),e&&e.isListening()?((this.clickEndShape=e)._fireAndBubble(st,{evt:t}),L().listenClickTap&&i&&i._id===e._id&&(e._fireAndBubble("click",{evt:t}),n&&r&&r._id===e._id&&e._fireAndBubble(lt,{evt:t}))):(this._fire(st,{evt:t,target:this,currentTarget:this}),L().listenClickTap&&this._fire("click",{evt:t,target:this,currentTarget:this}),n&&this._fire(lt,{evt:t,target:this,currentTarget:this})),this._fire("contentMouseup",{evt:t}),L().listenClickTap&&(this._fire("contentClick",{evt:t}),n&&this._fire("contentDblclick",{evt:t})),L().listenClickTap=!1,t.cancelable&&t.preventDefault()},t.prototype._contextmenu=function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(ht,{evt:t}):this._fire(ht,{evt:t,target:this,currentTarget:this}),this._fire("contentContextmenu",{evt:t})},t.prototype._touchstart=function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());L().listenClickTap=!0,e&&e.isListening()?((this.tapStartShape=e)._fireAndBubble(dt,{evt:t}),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):this._fire(dt,{evt:t,target:this,currentTarget:this}),this._fire("contentTouchstart",{evt:t})},t.prototype._touchend=function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition()),i=!1;L().inDblClickWindow?i=!0:L().inDblClickWindow=!0,clearTimeout(this.dblTimeout),this.dblTimeout=setTimeout(function(){L().inDblClickWindow=!1},L().dblClickWindow),e&&e.isListening()?(e._fireAndBubble(ct,{evt:t}),L().listenClickTap&&this.tapStartShape&&e._id===this.tapStartShape._id&&(e._fireAndBubble("tap",{evt:t}),i&&e._fireAndBubble("dbltap",{evt:t})),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):(this._fire(ct,{evt:t,target:this,currentTarget:this}),L().listenClickTap&&this._fire("tap",{evt:t,target:this,currentTarget:this}),i&&this._fire("dbltap",{evt:t,target:this,currentTarget:this})),this._fire("contentTouchend",{evt:t}),L().listenClickTap&&(this._fire("contentTap",{evt:t}),i&&this._fire("contentDbltap",{evt:t})),L().listenClickTap=!1},t.prototype._touchmove=function(t){this._setPointerPosition(t);var e,i=L().DD;L().isDragging()||((e=this.getIntersection(this.getPointerPosition()))&&e.isListening()?(e._fireAndBubble(ut,{evt:t}),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):this._fire(ut,{evt:t,target:this,currentTarget:this}),this._fire("contentTouchmove",{evt:t})),i&&L().isDragging()&&L().DD.node.preventDefault()&&t.cancelable&&t.preventDefault()},t.prototype._wheel=function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(pt,{evt:t}):this._fire(pt,{evt:t,target:this,currentTarget:this}),this._fire("contentWheel",{evt:t})},t.prototype._setPointerPosition=function(t){var e=this._getContentPosition(),i=null,r=null;if(void 0!==(t=t||window.event).touches){if(0<t.touches.length){var n=t.touches[0];i=n.clientX-e.left,r=n.clientY-e.top}}else i=t.clientX-e.left,r=t.clientY-e.top;null!==i&&null!==r&&(this.pointerPos={x:i,y:r})},t.prototype._getContentPosition=function(){var t=this.content.getBoundingClientRect?this.content.getBoundingClientRect():{top:0,left:0};return{top:t.top,left:t.left}},t.prototype._buildDOM=function(){if(this.bufferCanvas=new R,this.bufferHitCanvas=new N({pixelRatio:1}),a){var t=this.container();if(!t)throw"Stage has no container. A container is required.";t.innerHTML="",this.content=c.createElement("div"),this.content.style.position="relative",this.content.style.userSelect="none",this.content.className="konvajs-content",this.content.setAttribute("role","presentation"),t.appendChild(this.content),this._resizeDOM()}},t.prototype._onContent=function(t,e){var i,r,n=t.split(" "),a=n.length;for(i=0;i<a;i++)r=n[i],this.content.addEventListener(r,e,!1)},t.prototype.cache=function(){return O.warn("Cache function is not allowed for stage. You may use cache only for layers, groups and shapes."),this},t.prototype.clearCache=function(){return this},t.prototype.batchDraw=function(){return this.children.each(function(t){t.batchDraw()}),this},t}(et);_t.prototype.nodeType="Stage",S.addGetterSetter(_t,"container");var bt=function(i){function t(t){var e=i.call(this,t)||this;return e.canvas=new R,e._waitingForDraw=!1,e.on("visibleChange",e._checkVisibility),e._checkVisibility(),e}return C(t,i),t.prototype.createPNGStream=function(){return this.canvas._canvas.createPNGStream()},t.prototype.getCanvas=function(){return this.canvas},t.prototype.getHitCanvas=function(){return this.hitCanvas},t.prototype.getContext=function(){return this.getCanvas().getContext()},t.prototype.clear=function(t){return this.getContext().clear(t),this},t.prototype.setZIndex=function(t){i.prototype.setZIndex.call(this,t);var e=this.getStage();return e&&(e.content.removeChild(this.getCanvas()._canvas),t<e.getChildren().length-1?e.content.insertBefore(this.getCanvas()._canvas,e.getChildren()[t+1].getCanvas()._canvas):e.content.appendChild(this.getCanvas()._canvas)),this},t.prototype.moveToTop=function(){tt.prototype.moveToTop.call(this);var t=this.getStage();return t&&(t.content.removeChild(this.getCanvas()._canvas),t.content.appendChild(this.getCanvas()._canvas)),!0},t.prototype.moveUp=function(){if(!tt.prototype.moveUp.call(this))return!1;var t=this.getStage();return!!t&&(t.content.removeChild(this.getCanvas()._canvas),this.index<t.getChildren().length-1?t.content.insertBefore(this.getCanvas()._canvas,t.getChildren()[this.index+1].getCanvas()._canvas):t.content.appendChild(this.getCanvas()._canvas),!0)},t.prototype.moveDown=function(){if(tt.prototype.moveDown.call(this)){var t=this.getStage();if(t){var e=t.getChildren();t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[this.index+1].getCanvas()._canvas)}return!0}return!1},t.prototype.moveToBottom=function(){if(tt.prototype.moveToBottom.call(this)){var t=this.getStage();if(t){var e=t.getChildren();t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[1].getCanvas()._canvas)}return!0}return!1},t.prototype.getLayer=function(){return this},t.prototype.remove=function(){var t=this.getCanvas()._canvas;return tt.prototype.remove.call(this),t&&t.parentNode&&O._isInDocument(t)&&t.parentNode.removeChild(t),this},t.prototype.getStage=function(){return this.parent},t.prototype.setSize=function(t){var e=t.width,i=t.height;return this.canvas.setSize(e,i),this},t.prototype._toKonvaCanvas=function(t){return(t=t||{}).width=t.width||this.getWidth(),t.height=t.height||this.getHeight(),t.x=void 0!==t.x?t.x:this.x(),t.y=void 0!==t.y?t.y:this.y(),tt.prototype._toKonvaCanvas.call(this,t)},t.prototype._checkVisibility=function(){var t=this.visible();this.canvas._canvas.style.display=t?"block":"none"},t.prototype.getWidth=function(){if(this.parent)return this.parent.width()},t.prototype.setWidth=function(){O.warn('Can not change width of layer. Use "stage.width(value)" function instead.')},t.prototype.getHeight=function(){if(this.parent)return this.parent.height()},t.prototype.setHeight=function(){O.warn('Can not change height of layer. Use "stage.height(value)" function instead.')},t.prototype.getIntersection=function(t,e){return null},t.prototype.batchDraw=function(){var t=this;if(!this._waitingForDraw)return O.requestAnimFrame(function(){t._waitingForDraw=!1,t.draw()}),this},t.prototype._applyTransform=function(t,e,i){var r=t.getAbsoluteTransform(i).getMatrix();e.transform(r[0],r[1],r[2],r[3],r[4],r[5])},t}(et);bt.prototype.nodeType="Layer",S.addGetterSetter(bt,"clearBeforeDraw",!0),u.mapMethods(bt);var St=[{x:0,y:0},{x:-1,y:-1},{x:1,y:-1},{x:1,y:1},{x:-1,y:1}],xt=St.length,wt=function(r){function t(){var t=null!==r&&r.apply(this,arguments)||this;return t.hitCanvas=new N({pixelRatio:1}),t}return C(t,r),t.prototype._setCanvasSize=function(t,e){this.canvas.setSize(t,e),this.hitCanvas.setSize(t,e)},t.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&O.throw("You may only add groups and shapes to a layer.")},t.prototype.getIntersection=function(t,e){var i,r,n,a;if(!this.hitGraphEnabled()||!this.isVisible())return null;for(var o=1,s=!1;;){for(r=0;r<xt;r++){if(n=St[r],(a=(i=this._getIntersection({x:t.x+n.x*o,y:t.y+n.y*o})).shape)&&e)return a.findAncestor(e,!0);if(a)return a;if(s=!!i.antialiased,!i.antialiased)break}if(!s)return null;o+=1}},t.prototype._getIntersection=function(t){var e,i,r=this.hitCanvas.pixelRatio,n=this.hitCanvas.context.getImageData(Math.round(t.x*r),Math.round(t.y*r),1,1).data,a=n[3];return 255===a?(e=O._rgbToHex(n[0],n[1],n[2]),(i=o["#"+e])?{shape:i}:{antialiased:!0}):0<a?{antialiased:!0}:{}},t.prototype.drawScene=function(t,e){var i=this.getLayer(),r=t||i&&i.getCanvas();return this._fire("beforeDraw",{node:this}),this.clearBeforeDraw()&&r.getContext().clear(),et.prototype.drawScene.call(this,r,e),this._fire("draw",{node:this}),this},t.prototype.drawHit=function(t,e){var i=this.getLayer(),r=t||i&&i.hitCanvas;return i&&i.clearBeforeDraw()&&i.getHitCanvas().getContext().clear(),et.prototype.drawHit.call(this,r,e),this},t.prototype.clear=function(t){return bt.prototype.clear.call(this,t),this.getHitCanvas().getContext().clear(t),this},t.prototype.enableHitGraph=function(){return this.hitGraphEnabled(!0),this},t.prototype.disableHitGraph=function(){return this.hitGraphEnabled(!1),this},t.prototype.setSize=function(t){var e=t.width,i=t.height;return r.prototype.setSize.call(this,{width:e,height:i}),this.hitCanvas.setSize(e,i),this},t}(bt);S.addGetterSetter(wt,"hitGraphEnabled",!0,x.getBooleanValidator()),u.mapMethods(wt);var Ct=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return C(e,t),e.prototype._validateAdd=function(t){"Shape"!==t.getType()&&O.throw("You may only add shapes to a fast layer.")},e.prototype._setCanvasSize=function(t,e){this.canvas.setSize(t,e)},e.prototype.hitGraphEnabled=function(){return!1},e.prototype.drawScene=function(t){var e=this.getLayer(),i=t||e&&e.getCanvas();return this.clearBeforeDraw()&&i.getContext().clear(),et.prototype.drawScene.call(this,i),this},e.prototype.draw=function(){return this.drawScene(),this},e}(bt);u.mapMethods(Ct);var kt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return C(e,t),e.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&O.throw("You may only add groups and shapes to groups.")},e}(et);kt.prototype.nodeType="Group",u.mapMethods(kt);var Tt="hasShadow",Pt="shadowRGBA";function Mt(){this._clearCache(Tt)}function At(){this._clearCache(Pt)}var Gt=function(r){function t(t){for(var e,i=r.call(this,t)||this;!(e=O.getRandomColor())||e in o;);return i.colorKey=e,(o[e]=i).on("shadowColorChange.konva shadowBlurChange.konva shadowOffsetChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",Mt),i.on("shadowColorChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",At),i}return C(t,r),t.prototype.getContext=function(){return this.getLayer().getContext()},t.prototype.getCanvas=function(){return this.getLayer().getCanvas()},t.prototype.getSceneFunc=function(){return this.attrs.sceneFunc||this._sceneFunc},t.prototype.hasShadow=function(){return this._getCache(Tt,this._hasShadow)},t.prototype._hasShadow=function(){return this.shadowEnabled()&&0!==this.shadowOpacity()&&!!(this.shadowColor()||this.shadowBlur()||this.shadowOffsetX()||this.shadowOffsetY())},t.prototype.getShadowRGBA=function(){return this._getCache(Pt,this._getShadowRGBA)},t.prototype._getShadowRGBA=function(){if(this.hasShadow()){var t=O.colorToRGBA(this.shadowColor());return"rgba("+t.r+","+t.g+","+t.b+","+t.a*(this.shadowOpacity()||1)+")"}},t.prototype.hasFill=function(){return!!(this.fill()||this.fillPatternImage()||this.fillLinearGradientColorStops()||this.fillRadialGradientColorStops())},t.prototype.hasStroke=function(){return this.strokeEnabled()&&!(!this.stroke()&&!this.strokeLinearGradientColorStops())},t.prototype.intersects=function(t){var e=this.getStage().bufferHitCanvas;return e.getContext().clear(),this.drawHit(e),0<e.context.getImageData(Math.round(t.x),Math.round(t.y),1,1).data[3]},t.prototype.destroy=function(){return tt.prototype.destroy.call(this),delete o[this.colorKey],this},t.prototype._useBufferCanvas=function(t){return(!t||this.hasShadow())&&this.perfectDrawEnabled()&&1!==this.getAbsoluteOpacity()&&this.hasFill()&&this.hasStroke()&&this.getStage()},t.prototype.getSelfRect=function(){var t=this.size();return{x:this._centroid?Math.round(-t.width/2):0,y:this._centroid?Math.round(-t.height/2):0,width:t.width,height:t.height}},t.prototype.getClientRect=function(t){var e=(t=t||{}).skipTransform,i=t.relativeTo,r=this.getSelfRect(),n=!t.skipStroke&&this.hasStroke()&&this.strokeWidth()||0,a=r.width+n,o=r.height+n,s=!t.skipShadow&&this.hasShadow(),h=s?this.shadowOffsetX():0,l=s?this.shadowOffsetY():0,d=a+Math.abs(h),c=o+Math.abs(l),u=s&&this.shadowBlur()||0,p=d+2*u,f=c+2*u,g=0;Math.round(n/2)!==n/2&&(g=1);var v={width:p+g,height:f+g,x:-Math.round(n/2+u)+Math.min(h,0)+r.x,y:-Math.round(n/2+u)+Math.min(l,0)+r.y};return e?v:this._transformedRect(v,i)},t.prototype.drawScene=function(t,e,i,r){var n,a,o=this.getLayer(),s=t||o.getCanvas(),h=s.getContext(),l=this._cache.canvas,d=this.sceneFunc(),c=this.hasShadow(),u=this.hasStroke();if(!this.isVisible()&&!i)return this;if(l)return h.save(),o._applyTransform(this,h,e),this._drawCachedSceneCanvas(h),h.restore(),this;if(!d)return this;if(h.save(),this._useBufferCanvas(i)&&!r){if((a=(n=this.getStage().bufferCanvas).getContext()).clear(),a.save(),a._applyLineJoin(this),!i)if(o)o._applyTransform(this,a,e);else{var p=this.getAbsoluteTransform(e).getMatrix();h.transform(p[0],p[1],p[2],p[3],p[4],p[5])}d.call(this,a,this),a.restore();var f=n.pixelRatio;c&&!s.hitCanvas?(h.save(),h._applyShadow(this),h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(n._canvas,0,0,n.width/f,n.height/f),h.restore()):(h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(n._canvas,0,0,n.width/f,n.height/f))}else{if(h._applyLineJoin(this),!i)if(o)o._applyTransform(this,h,e);else{var g=this.getAbsoluteTransform(e).getMatrix();h.transform(g[0],g[1],g[2],g[3],g[4],g[5])}c&&u&&!s.hitCanvas?(h.save(),i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),h._applyShadow(this),d.call(this,h,this),h.restore(),this.hasFill()&&this.shadowForStrokeEnabled()&&d.call(this,h,this)):c&&!s.hitCanvas?(h.save(),i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),h._applyShadow(this),d.call(this,h,this),h.restore()):(i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),d.call(this,h,this))}return h.restore(),this},t.prototype.drawHit=function(t,e,i){var r=this.getLayer(),n=(t||r.hitCanvas).getContext(),a=this.hitFunc()||this.sceneFunc(),o=this._cache.canvas,s=o&&o.hit;if(!this.shouldDrawHit()&&!i)return this;if(s)return n.save(),r._applyTransform(this,n,e),this._drawCachedHitCanvas(n),n.restore(),this;if(!a)return this;if(n.save(),n._applyLineJoin(this),!i)if(r)r._applyTransform(this,n,e);else{var h=this.getAbsoluteTransform(e).getMatrix();n.transform(h[0],h[1],h[2],h[3],h[4],h[5])}return a.call(this,n,this),n.restore(),this},t.prototype.drawHitFromCache=function(t){var e,i,r,n,a,o,s=t||0,h=this._cache.canvas,l=this._getCachedSceneCanvas(),d=h.hit,c=d.getContext(),u=d.getWidth(),p=d.getHeight();c.clear(),c.drawImage(l._canvas,0,0,u,p);try{for(r=(i=(e=c.getImageData(0,0,u,p)).data).length,n=O._hexToRgb(this.colorKey),a=0;a<r;a+=4)o=i[a+3],i[a+3]=s<o?(i[a]=n.r,i[a+1]=n.g,i[a+2]=n.b,255):0;c.putImageData(e,0,0)}catch(t){O.error("Unable to draw hit graph from cached scene canvas. "+t.message)}return this},t}(tt);Gt.prototype._fillFunc=function(t){t.fill()},Gt.prototype._strokeFunc=function(t){t.stroke()},Gt.prototype._fillFuncHit=function(t){t.fill()},Gt.prototype._strokeFuncHit=function(t){t.stroke()},Gt.prototype._centroid=!1,Gt.prototype.nodeType="Shape",S.addGetterSetter(Gt,"stroke",void 0,x.getStringValidator()),S.addGetterSetter(Gt,"strokeWidth",2,x.getNumberValidator()),S.addGetterSetter(Gt,"strokeHitEnabled",!0,x.getBooleanValidator()),S.addGetterSetter(Gt,"perfectDrawEnabled",!0,x.getBooleanValidator()),S.addGetterSetter(Gt,"shadowForStrokeEnabled",!0,x.getBooleanValidator()),S.addGetterSetter(Gt,"lineJoin"),S.addGetterSetter(Gt,"lineCap"),S.addGetterSetter(Gt,"sceneFunc"),S.addGetterSetter(Gt,"hitFunc"),S.addGetterSetter(Gt,"dash"),S.addGetterSetter(Gt,"dashOffset",0,x.getNumberValidator()),S.addGetterSetter(Gt,"shadowColor",void 0,x.getStringValidator()),S.addGetterSetter(Gt,"shadowBlur",0,x.getNumberValidator()),S.addGetterSetter(Gt,"shadowOpacity",1,x.getNumberValidator()),S.addComponentsGetterSetter(Gt,"shadowOffset",["x","y"]),S.addGetterSetter(Gt,"shadowOffsetX",0,x.getNumberValidator()),S.addGetterSetter(Gt,"shadowOffsetY",0,x.getNumberValidator()),S.addGetterSetter(Gt,"fillPatternImage"),S.addGetterSetter(Gt,"fill",void 0,x.getStringValidator()),S.addGetterSetter(Gt,"fillPatternX",0,x.getNumberValidator()),S.addGetterSetter(Gt,"fillPatternY",0,x.getNumberValidator()),S.addGetterSetter(Gt,"fillLinearGradientColorStops"),S.addGetterSetter(Gt,"strokeLinearGradientColorStops"),S.addGetterSetter(Gt,"fillRadialGradientStartRadius",0),S.addGetterSetter(Gt,"fillRadialGradientEndRadius",0),S.addGetterSetter(Gt,"fillRadialGradientColorStops"),S.addGetterSetter(Gt,"fillPatternRepeat","repeat"),S.addGetterSetter(Gt,"fillEnabled",!0),S.addGetterSetter(Gt,"strokeEnabled",!0),S.addGetterSetter(Gt,"shadowEnabled",!0),S.addGetterSetter(Gt,"dashEnabled",!0),S.addGetterSetter(Gt,"strokeScaleEnabled",!0),S.addGetterSetter(Gt,"fillPriority","color"),S.addComponentsGetterSetter(Gt,"fillPatternOffset",["x","y"]),S.addGetterSetter(Gt,"fillPatternOffsetX",0,x.getNumberValidator()),S.addGetterSetter(Gt,"fillPatternOffsetY",0,x.getNumberValidator()),S.addComponentsGetterSetter(Gt,"fillPatternScale",["x","y"]),S.addGetterSetter(Gt,"fillPatternScaleX",1,x.getNumberValidator()),S.addGetterSetter(Gt,"fillPatternScaleY",1,x.getNumberValidator()),S.addComponentsGetterSetter(Gt,"fillLinearGradientStartPoint",["x","y"]),S.addComponentsGetterSetter(Gt,"strokeLinearGradientStartPoint",["x","y"]),S.addGetterSetter(Gt,"fillLinearGradientStartPointX",0),S.addGetterSetter(Gt,"strokeLinearGradientStartPointX",0),S.addGetterSetter(Gt,"fillLinearGradientStartPointY",0),S.addGetterSetter(Gt,"strokeLinearGradientStartPointY",0),S.addComponentsGetterSetter(Gt,"fillLinearGradientEndPoint",["x","y"]),S.addComponentsGetterSetter(Gt,"strokeLinearGradientEndPoint",["x","y"]),S.addGetterSetter(Gt,"fillLinearGradientEndPointX",0),S.addGetterSetter(Gt,"strokeLinearGradientEndPointX",0),S.addGetterSetter(Gt,"fillLinearGradientEndPointY",0),S.addGetterSetter(Gt,"strokeLinearGradientEndPointY",0),S.addComponentsGetterSetter(Gt,"fillRadialGradientStartPoint",["x","y"]),S.addGetterSetter(Gt,"fillRadialGradientStartPointX",0),S.addGetterSetter(Gt,"fillRadialGradientStartPointY",0),S.addComponentsGetterSetter(Gt,"fillRadialGradientEndPoint",["x","y"]),S.addGetterSetter(Gt,"fillRadialGradientEndPointX",0),S.addGetterSetter(Gt,"fillRadialGradientEndPointY",0),S.addGetterSetter(Gt,"fillPatternRotation",0),S.backCompat(Gt,{dashArray:"dash",getDashArray:"getDash",setDashArray:"getDash",drawFunc:"sceneFunc",getDrawFunc:"getSceneFunc",setDrawFunc:"setSceneFunc",drawHitFunc:"hitFunc",getDrawHitFunc:"getHitFunc",setDrawHitFunc:"setHitFunc"}),u.mapMethods(Gt);var Rt={node:1,duration:1,easing:1,onFinish:1,yoyo:1},Dt=0,Lt=["fill","stroke","shadowColor"],Ot=function(){function t(t,e,i,r,n,a,o){this.prop=t,this.propFunc=e,this.begin=r,this._pos=r,this.duration=a,this._change=0,this.prevPos=0,this.yoyo=o,this._time=0,this._position=0,this._startTime=0,this._finish=0,this.func=i,this._change=n-this.begin,this.pause()}return t.prototype.fire=function(t){var e=this[t];e&&e()},t.prototype.setTime=function(t){t>this.duration?this.yoyo?(this._time=this.duration,this.reverse()):this.finish():t<0?this.yoyo?(this._time=0,this.play()):this.reset():(this._time=t,this.update())},t.prototype.getTime=function(){return this._time},t.prototype.setPosition=function(t){this.prevPos=this._pos,this.propFunc(t),this._pos=t},t.prototype.getPosition=function(t){return void 0===t&&(t=this._time),this.func(t,this.begin,this._change,this.duration)},t.prototype.play=function(){this.state=2,this._startTime=this.getTimer()-this._time,this.onEnterFrame(),this.fire("onPlay")},t.prototype.reverse=function(){this.state=3,this._time=this.duration-this._time,this._startTime=this.getTimer()-this._time,this.onEnterFrame(),this.fire("onReverse")},t.prototype.seek=function(t){this.pause(),this._time=t,this.update(),this.fire("onSeek")},t.prototype.reset=function(){this.pause(),this._time=0,this.update(),this.fire("onReset")},t.prototype.finish=function(){this.pause(),this._time=this.duration,this.update(),this.fire("onFinish")},t.prototype.update=function(){this.setPosition(this.getPosition(this._time))},t.prototype.onEnterFrame=function(){var t=this.getTimer()-this._startTime;2===this.state?this.setTime(t):3===this.state&&this.setTime(this.duration-t)},t.prototype.pause=function(){this.state=1,this.fire("onPause")},t.prototype.getTimer=function(){return(new Date).getTime()},t}(),Nt=function(){function p(t){var e,i,r=this,n=t.node,a=n._id,o=t.easing||Ft.Linear,s=!!t.yoyo;e=void 0===t.duration?.3:0===t.duration?.001:t.duration,this.node=n,this._id=Dt++;var h=n.getLayer()||(n instanceof L().Stage?n.getLayers():null);for(i in h||O.error("Tween constructor have `node` that is not in a layer. Please add node into layer first."),this.anim=new I(function(){r.tween.onEnterFrame()},h),this.tween=new Ot(i,function(t){r._tweenFunc(t)},o,0,1,1e3*e,s),this._addListeners(),p.attrs[a]||(p.attrs[a]={}),p.attrs[a][this._id]||(p.attrs[a][this._id]={}),p.tweens[a]||(p.tweens[a]={}),t)void 0===Rt[i]&&this._addAttr(i,t[i]);this.reset(),this.onFinish=t.onFinish,this.onReset=t.onReset}return p.prototype._addAttr=function(t,e){var i,r,n,a,o,s,h,l,d=this.node,c=d._id;if((n=p.tweens[c][t])&&delete p.attrs[c][n][t],i=d.getAttr(t),O._isArray(e))if(r=[],o=Math.max(e.length,i.length),"points"===t&&e.length!==i.length&&(e.length>i.length?(h=i,i=O._prepareArrayForTween(i,e,d.closed())):(s=e,e=O._prepareArrayForTween(e,i,d.closed()))),0===t.indexOf("fill"))for(a=0;a<o;a++)if(a%2==0)r.push(e[a]-i[a]);else{var u=O.colorToRGBA(i[a]);l=O.colorToRGBA(e[a]),i[a]=u,r.push({r:l.r-u.r,g:l.g-u.g,b:l.b-u.b,a:l.a-u.a})}else for(a=0;a<o;a++)r.push(e[a]-i[a]);else r=-1!==Lt.indexOf(t)?(i=O.colorToRGBA(i),{r:(l=O.colorToRGBA(e)).r-i.r,g:l.g-i.g,b:l.b-i.b,a:l.a-i.a}):e-i;p.attrs[c][this._id][t]={start:i,diff:r,end:e,trueEnd:s,trueStart:h},p.tweens[c][t]=this._id},p.prototype._tweenFunc=function(t){var e,i,r,n,a,o,s,h,l=this.node,d=p.attrs[l._id][this._id];for(e in d){if(r=(i=d[e]).start,n=i.diff,h=i.end,O._isArray(r))if(a=[],s=Math.max(r.length,h.length),0===e.indexOf("fill"))for(o=0;o<s;o++)o%2==0?a.push((r[o]||0)+n[o]*t):a.push("rgba("+Math.round(r[o].r+n[o].r*t)+","+Math.round(r[o].g+n[o].g*t)+","+Math.round(r[o].b+n[o].b*t)+","+(r[o].a+n[o].a*t)+")");else for(o=0;o<s;o++)a.push((r[o]||0)+n[o]*t);else a=-1!==Lt.indexOf(e)?"rgba("+Math.round(r.r+n.r*t)+","+Math.round(r.g+n.g*t)+","+Math.round(r.b+n.b*t)+","+(r.a+n.a*t)+")":r+n*t;l.setAttr(e,a)}},p.prototype._addListeners=function(){var i=this;this.tween.onPlay=function(){i.anim.start()},this.tween.onReverse=function(){i.anim.start()},this.tween.onPause=function(){i.anim.stop()},this.tween.onFinish=function(){var t=i.node,e=p.attrs[t._id][i._id];e.points&&e.points.trueEnd&&t.points(e.points.trueEnd),i.onFinish&&i.onFinish.call(i)},this.tween.onReset=function(){var t=i.node,e=p.attrs[t._id][i._id];e.points&&e.points.trueStart&&t.points(e.points.trueStart),i.onReset&&i.onReset()}},p.prototype.play=function(){return this.tween.play(),this},p.prototype.reverse=function(){return this.tween.reverse(),this},p.prototype.reset=function(){return this.tween.reset(),this},p.prototype.seek=function(t){return this.tween.seek(1e3*t),this},p.prototype.pause=function(){return this.tween.pause(),this},p.prototype.finish=function(){return this.tween.finish(),this},p.prototype.destroy=function(){var t,e=this.node._id,i=this._id,r=p.tweens[e];for(t in this.pause(),r)delete p.tweens[e][t];delete p.attrs[e][i]},p.attrs={},p.tweens={},p}();tt.prototype.to=function(t){var e=t.onFinish;t.node=this,t.onFinish=function(){this.destroy(),e&&e()},new Nt(t).play()};var Ft={BackEaseIn:function(t,e,i,r){return i*(t/=r)*t*(2.70158*t-1.70158)+e},BackEaseOut:function(t,e,i,r){return i*((t=t/r-1)*t*(2.70158*t+1.70158)+1)+e},BackEaseInOut:function(t,e,i,r){var n=1.70158;return(t/=r/2)<1?i/2*(t*t*((1+(n*=1.525))*t-n))+e:i/2*((t-=2)*t*((1+(n*=1.525))*t+n)+2)+e},ElasticEaseIn:function(t,e,i,r,n,a){var o=0;return 0===t?e:1==(t/=r)?e+i:(a||(a=.3*r),o=!n||n<Math.abs(i)?(n=i,a/4):a/(2*Math.PI)*Math.asin(i/n),-n*Math.pow(2,10*(t-=1))*Math.sin((t*r-o)*(2*Math.PI)/a)+e)},ElasticEaseOut:function(t,e,i,r,n,a){var o=0;return 0===t?e:1==(t/=r)?e+i:(a||(a=.3*r),o=!n||n<Math.abs(i)?(n=i,a/4):a/(2*Math.PI)*Math.asin(i/n),n*Math.pow(2,-10*t)*Math.sin((t*r-o)*(2*Math.PI)/a)+i+e)},ElasticEaseInOut:function(t,e,i,r,n,a){var o=0;return 0===t?e:2==(t/=r/2)?e+i:(a||(a=r*(.3*1.5)),o=!n||n<Math.abs(i)?(n=i,a/4):a/(2*Math.PI)*Math.asin(i/n),t<1?n*Math.pow(2,10*(t-=1))*Math.sin((t*r-o)*(2*Math.PI)/a)*-.5+e:n*Math.pow(2,-10*(t-=1))*Math.sin((t*r-o)*(2*Math.PI)/a)*.5+i+e)},BounceEaseOut:function(t,e,i,r){return(t/=r)<1/2.75?i*(7.5625*t*t)+e:t<2/2.75?i*(7.5625*(t-=1.5/2.75)*t+.75)+e:t<2.5/2.75?i*(7.5625*(t-=2.25/2.75)*t+.9375)+e:i*(7.5625*(t-=2.625/2.75)*t+.984375)+e},BounceEaseIn:function(t,e,i,r){return i-Ft.BounceEaseOut(r-t,0,i,r)+e},BounceEaseInOut:function(t,e,i,r){return t<r/2?.5*Ft.BounceEaseIn(2*t,0,i,r)+e:.5*Ft.BounceEaseOut(2*t-r,0,i,r)+.5*i+e},EaseIn:function(t,e,i,r){return i*(t/=r)*t+e},EaseOut:function(t,e,i,r){return-i*(t/=r)*(t-2)+e},EaseInOut:function(t,e,i,r){return(t/=r/2)<1?i/2*t*t+e:-i/2*(--t*(t-2)-1)+e},StrongEaseIn:function(t,e,i,r){return i*(t/=r)*t*t*t*t+e},StrongEaseOut:function(t,e,i,r){return 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t=this.points(),e=t.length,i=this.tension(),r=O._getControlPoints(t[e-2],t[e-1],t[0],t[1],t[2],t[3],i),n=O._getControlPoints(t[e-4],t[e-3],t[e-2],t[e-1],t[0],t[1],i),a=O._expandPoints(t,i);return[r[2],r[3]].concat(a).concat([n[0],n[1],t[e-2],t[e-1],n[2],n[3],r[0],r[1],t[0],t[1]])},t.prototype.getWidth=function(){return this.getSelfRect().width},t.prototype.getHeight=function(){return this.getSelfRect().height},t.prototype.getSelfRect=function(){for(var t,e,i,r=(t=0!==this.tension()?this._getTensionPoints():this.points())[0],n=t[0],a=t[1],o=t[1],s=0;s<t.length/2;s++)e=t[2*s],i=t[2*s+1],r=Math.min(r,e),n=Math.max(n,e),a=Math.min(a,i),o=Math.max(o,i);return{x:Math.round(r),y:Math.round(a),width:Math.round(n-r),height:Math.round(o-a)}},t}(Gt);Et.prototype.className="Line",S.addGetterSetter(Et,"closed",!1),S.addGetterSetter(Et,"bezier",!1),S.addGetterSetter(Et,"tension",0,x.getNumberValidator()),S.addGetterSetter(Et,"points",[],x.getNumberArrayValidator()),u.mapMethods(Et);var Bt=function(u){function t(){return null!==u&&u.apply(this,arguments)||this}return C(t,u),t.prototype._sceneFunc=function(t){u.prototype._sceneFunc.call(this,t);var e=2*Math.PI,i=this.points(),r=i,n=0!==this.tension()&&4<i.length;n&&(r=this.getTensionPoints());var a,o,s=i.length;o=n?(a=i[s-2]-r[s-2],i[s-1]-r[s-1]):(a=i[s-2]-i[s-4],i[s-1]-i[s-3]);var h=(Math.atan2(o,a)+e)%e,l=this.pointerLength(),d=this.pointerWidth();t.save(),t.beginPath(),t.translate(i[s-2],i[s-1]),t.rotate(h),t.moveTo(0,0),t.lineTo(-l,d/2),t.lineTo(-l,-d/2),t.closePath(),t.restore(),this.pointerAtBeginning()&&(t.save(),t.translate(i[0],i[1]),o=n?(a=r[0]-i[0],r[1]-i[1]):(a=i[2]-i[0],i[3]-i[1]),t.rotate((Math.atan2(-o,-a)+e)%e),t.moveTo(0,0),t.lineTo(-l,d/2),t.lineTo(-l,-d/2),t.closePath(),t.restore());var c=this.dashEnabled();c&&(this.attrs.dashEnabled=!1,t.setLineDash([])),t.fillStrokeShape(this),c&&(this.attrs.dashEnabled=!0)},t}(Et);Bt.prototype.className="Arrow",S.addGetterSetter(Bt,"pointerLength",10,x.getNumberValidator()),S.addGetterSetter(Bt,"pointerWidth",10,x.getNumberValidator()),S.addGetterSetter(Bt,"pointerAtBeginning",!1),u.mapMethods(Bt);var Vt=function(e){function t(){var t=null!==e&&e.apply(this,arguments)||this;return t.className="Circle",t._centroid=!0,t}return C(t,e),t.prototype._sceneFunc=function(t){t.beginPath(),t.arc(0,0,this.radius(),0,2*Math.PI,!1),t.closePath(),t.fillStrokeShape(this)},t.prototype.getWidth=function(){return 2*this.radius()},t.prototype.getHeight=function(){return 2*this.radius()},t.prototype.setWidth=function(t){this.radius()!==t/2&&this.radius(t/2)},t.prototype.setHeight=function(t){this.radius()!==t/2&&this.radius(t/2)},t}(Gt);Vt.prototype.className="Circle",S.addGetterSetter(Vt,"radius",0,x.getNumberValidator()),u.mapMethods(Vt);var zt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return C(e,t),e.prototype._sceneFunc=function(t){var e=this.radiusX(),i=this.radiusY();t.beginPath(),t.save(),e!==i&&t.scale(1,i/e),t.arc(0,0,e,0,2*Math.PI,!1),t.restore(),t.closePath(),t.fillStrokeShape(this)},e.prototype.getWidth=function(){return 2*this.radiusX()},e.prototype.getHeight=function(){return 2*this.radiusY()},e.prototype.setWidth=function(t){tt.prototype.setWidth.call(this,t),this.radiusX(t/2)},e.prototype.setHeight=function(t){tt.prototype.setHeight.call(this,t),this.radiusY(t/2)},e}(Gt);zt.prototype.className="Ellipse",zt.prototype._centroid=!0,S.addComponentsGetterSetter(zt,"radius",["x","y"]),S.addGetterSetter(zt,"radiusX",0,x.getNumberValidator()),S.addGetterSetter(zt,"radiusY",0,x.getNumberValidator()),u.mapMethods(zt);var Ht=function(t){function r(){return null!==t&&t.apply(this,arguments)||this}return C(r,t),r.prototype._useBufferCanvas=function(){return(this.hasShadow()||1!==this.getAbsoluteOpacity())&&this.hasStroke()&&this.getStage()},r.prototype._sceneFunc=function(t){var e,i,r,n=this.width(),a=this.height(),o=this.image();o&&(e=this.cropWidth(),i=this.cropHeight(),r=e&&i?[o,this.cropX(),this.cropY(),e,i,0,0,n,a]:[o,0,0,n,a]),(this.hasFill()||this.hasStroke())&&(t.beginPath(),t.rect(0,0,n,a),t.closePath(),t.fillStrokeShape(this)),o&&t.drawImage.apply(t,r)},r.prototype._hitFunc=function(t){var e=this.width(),i=this.height();t.beginPath(),t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)},r.prototype.getWidth=function(){var t=this.image();return this.attrs.width||(t?t.width:0)},r.prototype.getHeight=function(){var t=this.image();return this.attrs.height||(t?t.height:0)},r.fromURL=function(t,e){var i=O.createImageElement();i.onload=function(){var t=new r({image:i});e(t)},i.crossOrigin="Anonymous",i.src=t},r}(Gt);Ht.prototype.className="Image",S.addGetterSetter(Ht,"image"),S.addComponentsGetterSetter(Ht,"crop",["x","y","width","height"]),S.addGetterSetter(Ht,"cropX",0,x.getNumberValidator()),S.addGetterSetter(Ht,"cropY",0,x.getNumberValidator()),S.addGetterSetter(Ht,"cropWidth",0,x.getNumberValidator()),S.addGetterSetter(Ht,"cropHeight",0,x.getNumberValidator()),u.mapMethods(Ht);var Wt=["fontFamily","fontSize","fontStyle","padding","lineHeight","text","width"],Yt="right",Xt="down",jt="left",Ut=Wt.length,qt=function(i){function t(t){var e=i.call(this,t)||this;return e.on("add.konva",function(t){this._addListeners(t.child),this._sync()}),e}return C(t,i),t.prototype.getText=function(){return this.find("Text")[0]},t.prototype.getTag=function(){return this.find("Tag")[0]},t.prototype._addListeners=function(t){var e,i=this,r=function(){i._sync()};for(e=0;e<Ut;e++)t.on(Wt[e]+"Change.konva",r)},t.prototype.getWidth=function(){return this.getText().width()},t.prototype.getHeight=function(){return this.getText().height()},t.prototype._sync=function(){var t,e,i,r,n,a,o,s=this.getText(),h=this.getTag();if(s&&h){switch(t=s.width(),e=s.height(),i=h.pointerDirection(),r=h.pointerWidth(),o=h.pointerHeight(),a=n=0,i){case"up":n=t/2,a=-1*o;break;case Yt:n=t+r,a=e/2;break;case Xt:n=t/2,a=e+o;break;case jt:n=-1*r,a=e/2}h.setAttrs({x:-1*n,y:-1*a,width:t,height:e}),s.setAttrs({x:-1*n,y:-1*a})}},t}(kt);qt.prototype.className="Label",u.mapMethods(qt);var Kt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return C(e,t),e.prototype._sceneFunc=function(t){var e=this.width(),i=this.height(),r=this.pointerDirection(),n=this.pointerWidth(),a=this.pointerHeight(),o=Math.min(this.cornerRadius(),e/2,i/2);t.beginPath(),o?t.moveTo(o,0):t.moveTo(0,0),"up"===r&&(t.lineTo((e-n)/2,0),t.lineTo(e/2,-1*a),t.lineTo((e+n)/2,0)),o?(t.lineTo(e-o,0),t.arc(e-o,o,o,3*Math.PI/2,0,!1)):t.lineTo(e,0),r===Yt&&(t.lineTo(e,(i-a)/2),t.lineTo(e+n,i/2),t.lineTo(e,(i+a)/2)),o?(t.lineTo(e,i-o),t.arc(e-o,i-o,o,0,Math.PI/2,!1)):t.lineTo(e,i),r===Xt&&(t.lineTo((e+n)/2,i),t.lineTo(e/2,i+a),t.lineTo((e-n)/2,i)),o?(t.lineTo(o,i),t.arc(o,i-o,o,Math.PI/2,Math.PI,!1)):t.lineTo(0,i),r===jt&&(t.lineTo(0,(i+a)/2),t.lineTo(-1*n,i/2),t.lineTo(0,(i-a)/2)),o&&(t.lineTo(0,o),t.arc(o,o,o,Math.PI,3*Math.PI/2,!1)),t.closePath(),t.fillStrokeShape(this)},e.prototype.getSelfRect=function(){var t=0,e=0,i=this.pointerWidth(),r=this.pointerHeight(),n=this.pointerDirection(),a=this.width(),o=this.height();return"up"===n?(e-=r,o+=r):n===Xt?o+=r:n===jt?(t-=1.5*i,a+=i):n===Yt&&(a+=1.5*i),{x:t,y:e,width:a,height:o}},e}(Gt);Kt.prototype.className="Tag",S.addGetterSetter(Kt,"pointerDirection","none"),S.addGetterSetter(Kt,"pointerWidth",0,x.getNumberValidator()),S.addGetterSetter(Kt,"pointerHeight",0,x.getNumberValidator()),S.addGetterSetter(Kt,"cornerRadius",0,x.getNumberValidator()),u.mapMethods(Kt);var Qt=function(r){function p(t){var e=r.call(this,t)||this;e.dataArray=[],e.pathLength=0,e.dataArray=p.parsePathData(e.data());for(var i=e.pathLength=0;i<e.dataArray.length;++i)e.pathLength+=e.dataArray[i].pathLength;return e.on("dataChange.konva",function(){this.dataArray=p.parsePathData(this.getData());for(var t=this.pathLength=0;t<this.dataArray.length;++t)this.pathLength+=this.dataArray[t].pathLength}),e}return C(p,r),p.prototype._sceneFunc=function(t){var e=this.dataArray;t.beginPath();for(var i=0;i<e.length;i++){var r=e[i].command,n=e[i].points;switch(r){case"L":t.lineTo(n[0],n[1]);break;case"M":t.moveTo(n[0],n[1]);break;case"C":t.bezierCurveTo(n[0],n[1],n[2],n[3],n[4],n[5]);break;case"Q":t.quadraticCurveTo(n[0],n[1],n[2],n[3]);break;case"A":var a=n[0],o=n[1],s=n[2],h=n[3],l=n[4],d=n[5],c=n[6],u=n[7],p=h<s?s:h,f=h<s?1:s/h,g=h<s?h/s:1;t.translate(a,o),t.rotate(c),t.scale(f,g),t.arc(0,0,p,l,l+d,1-u),t.scale(1/f,1/g),t.rotate(-c),t.translate(-a,-o);break;case"z":t.closePath()}}t.fillStrokeShape(this)},p.prototype.getSelfRect=function(){var e=[];this.dataArray.forEach(function(t){e=e.concat(t.points)});for(var t,i,r=e[0],n=e[0],a=e[1],o=e[1],s=0;s<e.length/2;s++)t=e[2*s],i=e[2*s+1],isNaN(t)||(r=Math.min(r,t),n=Math.max(n,t)),isNaN(i)||(a=Math.min(a,i),o=Math.max(o,i));return{x:Math.round(r),y:Math.round(a),width:Math.round(n-r),height:Math.round(o-a)}},p.prototype.getLength=function(){return this.pathLength},p.prototype.getPointAtLength=function(t){var e,i=0,r=this.dataArray.length;if(!r)return null;for(;i<r&&t>this.dataArray[i].pathLength;)t-=this.dataArray[i].pathLength,++i;if(i===r)return{x:(e=this.dataArray[i-1].points.slice(-2))[0],y:e[1]};if(t<.01)return{x:(e=this.dataArray[i].points.slice(0,2))[0],y:e[1]};var n=this.dataArray[i],a=n.points;switch(n.command){case"L":return p.getPointOnLine(t,n.start.x,n.start.y,a[0],a[1]);case"C":return p.getPointOnCubicBezier(t/n.pathLength,n.start.x,n.start.y,a[0],a[1],a[2],a[3],a[4],a[5]);case"Q":return p.getPointOnQuadraticBezier(t/n.pathLength,n.start.x,n.start.y,a[0],a[1],a[2],a[3]);case"A":var o=a[0],s=a[1],h=a[2],l=a[3],d=a[4],c=a[5],u=a[6];return d+=c*t/n.pathLength,p.getPointOnEllipticalArc(o,s,h,l,d,u)}return null},p.getLineLength=function(t,e,i,r){return Math.sqrt((i-t)*(i-t)+(r-e)*(r-e))},p.getPointOnLine=function(t,e,i,r,n,a,o){void 0===a&&(a=e),void 0===o&&(o=i);var 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t=this.getLayer();this.anim.setLayers(t),this._setInterval(),this.anim.start()}},t.prototype.stop=function(){this.anim.stop(),clearInterval(this.interval)},t.prototype.isRunning=function(){return this.anim.isRunning()},t.prototype._updateIndex=function(){var t=this.frameIndex(),e=this.animation();t<this.animations()[e].length/4-1?this.frameIndex(t+1):this.frameIndex(0)},t}(Gt);ee.prototype.className="Sprite",S.addGetterSetter(ee,"animation"),S.addGetterSetter(ee,"animations"),S.addGetterSetter(ee,"frameOffsets"),S.addGetterSetter(ee,"image"),S.addGetterSetter(ee,"frameIndex",0,x.getNumberValidator()),S.addGetterSetter(ee,"frameRate",17,x.getNumberValidator()),S.backCompat(ee,{index:"frameIndex",getIndex:"getFrameIndex",setIndex:"setFrameIndex"}),u.mapMethods(ee);var ie=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return C(e,t),e.prototype._sceneFunc=function(t){var 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0,x.getNumberOrAutoValidator()),S.addGetterSetter(le,"fontFamily","Arial"),S.addGetterSetter(le,"fontSize",12,x.getNumberValidator()),S.addGetterSetter(le,"fontStyle","normal"),S.addGetterSetter(le,"fontVariant","normal"),S.addGetterSetter(le,"padding",0,x.getNumberValidator()),S.addGetterSetter(le,"align","left"),S.addGetterSetter(le,"verticalAlign","top"),S.addGetterSetter(le,"lineHeight",1,x.getNumberValidator()),S.addGetterSetter(le,"wrap","word"),S.addGetterSetter(le,"ellipsis",!1),S.addGetterSetter(le,"letterSpacing",0,x.getNumberValidator()),S.addGetterSetter(le,"text","",x.getStringValidator()),S.addGetterSetter(le,"textDecoration",""),u.mapMethods(le);function de(t){t.fillText(this.partialText,0,0)}function ce(t){t.strokeText(this.partialText,0,0)}var ue=function(i){function t(t){var e=i.call(this,t)||this;return e.dummyCanvas=O.createCanvasElement(),e.dataArray=[],e.dataArray=Qt.parsePathData(e.attrs.data),e.on("dataChange.konva",function(){this.dataArray=Qt.parsePathData(this.attrs.data),this._setTextData()}),e.on("textChange.konva alignChange.konva letterSpacingChange.konva kerningFuncChange.konva",e._setTextData),t&&t.getKerning&&(O.warn('getKerning TextPath API is deprecated. Please use "kerningFunc" instead.'),e.kerningFunc(t.getKerning)),e._setTextData(),e}return C(t,i),t.prototype._sceneFunc=function(t){t.setAttr("font",this._getContextFont()),t.setAttr("textBaseline",this.textBaseline()),t.setAttr("textAlign","left"),t.save();var e=this.textDecoration(),i=this.fill(),r=this.fontSize(),n=this.glyphInfo;"underline"===e&&t.beginPath();for(var a=0;a<n.length;a++){t.save();var o=n[a].p0;t.translate(o.x,o.y),t.rotate(n[a].rotation),this.partialText=n[a].text,t.fillStrokeShape(this),"underline"===e&&(0===a&&t.moveTo(0,r/2+1),t.lineTo(r,r/2+1)),t.restore()}"underline"===e&&(t.strokeStyle=i,t.lineWidth=r/20,t.stroke()),t.restore()},t.prototype._hitFunc=function(t){t.beginPath();var e=this.glyphInfo;if(1<=e.length){var i=e[0].p0;t.moveTo(i.x,i.y)}for(var r=0;r<e.length;r++){var n=e[r].p1;t.lineTo(n.x,n.y)}t.setAttr("lineWidth",this.fontSize()),t.setAttr("strokeStyle",this.colorKey),t.stroke()},t.prototype.getTextWidth=function(){return this.textWidth},t.prototype.getTextHeight=function(){return this.textHeight},t.prototype.setText=function(t){return le.prototype.setText.call(this,t)},t.prototype._getContextFont=function(){return le.prototype._getContextFont.call(this)},t.prototype._getTextSize=function(t){var e=this.dummyCanvas.getContext("2d");e.save(),e.font=this._getContextFont();var i=e.measureText(t);return e.restore(),{width:i.width,height:parseInt(this.attrs.fontSize,10)}},t.prototype._setTextData=function(){var l=this,t=this._getTextSize(this.attrs.text),d=this.letterSpacing(),c=this.align(),e=this.kerningFunc();this.textWidth=t.width,this.textHeight=t.height;var u=Math.max(this.textWidth+((this.attrs.text||"").length-1)*d,0);this.glyphInfo=[];for(var p=0,i=0;i<l.dataArray.length;i++)0<l.dataArray[i].pathLength&&(p+=l.dataArray[i].pathLength);var r=0;"center"===c&&(r=Math.max(0,p/2-u/2)),"right"===c&&(r=Math.max(0,p-u));for(var f,g,v,n=this.text().split(""),y=this.text().split(" ").length-1,a=-1,m=0,_=function(){m=0;for(var t=l.dataArray,e=a+1;e<t.length;e++){if(0<t[e].pathLength)return t[a=e];"M"===t[e].command&&(f={x:t[e].points[0],y:t[e].points[1]})}return{}},o=function(t){var e=l._getTextSize(t).width+d;" "===t&&"justify"===c&&(e+=(p-u)/y);var i=0,r=0;for(g=void 0;.01<Math.abs(e-i)/e&&r<25;){r++;for(var n=i;void 0===v;)(v=_())&&n+v.pathLength<e&&(n+=v.pathLength,v=void 0);if(v==={}||void 0===f)return;var a=!1;switch(v.command){case"L":Qt.getLineLength(f.x,f.y,v.points[0],v.points[1])>e?g=Qt.getPointOnLine(e,f.x,f.y,v.points[0],v.points[1],f.x,f.y):v=void 0;break;case"A":var o=v.points[4],s=v.points[5],h=v.points[4]+s;0===m?m=o+1e-8:i<e?m+=Math.PI/180*s/Math.abs(s):m-=Math.PI/360*s/Math.abs(s),(s<0&&m<h||0<=s&&h<m)&&(m=h,a=!0),g=Qt.getPointOnEllipticalArc(v.points[0],v.points[1],v.points[2],v.points[3],m,v.points[6]);break;case"C":0===m?m=e>v.pathLength?1e-8:e/v.pathLength:i<e?m+=(e-i)/v.pathLength:m-=(i-e)/v.pathLength,1<m&&(m=1,a=!0),g=Qt.getPointOnCubicBezier(m,v.start.x,v.start.y,v.points[0],v.points[1],v.points[2],v.points[3],v.points[4],v.points[5]);break;case"Q":0===m?m=e/v.pathLength:i<e?m+=(e-i)/v.pathLength:m-=(i-e)/v.pathLength,1<m&&(m=1,a=!0),g=Qt.getPointOnQuadraticBezier(m,v.start.x,v.start.y,v.points[0],v.points[1],v.points[2],v.points[3])}void 0!==g&&(i=Qt.getLineLength(f.x,f.y,g.x,g.y)),a&&(a=!1,v=void 0)}},s=l._getTextSize("C").width+d,h=0;h<r/s&&(o("C"),void 0!==f&&void 0!==g);h++)f=g;for(var b=0;b<n.length&&(o(n[b]),void 0!==f&&void 0!==g);b++){var S=Qt.getLineLength(f.x,f.y,g.x,g.y),x=0;if(e)try{x=e(n[b-1],n[b])*this.fontSize()}catch(t){x=0}f.x+=x,g.x+=x,this.textWidth+=x;var w=Qt.getPointOnLine(x+S/2,f.x,f.y,g.x,g.y),C=Math.atan2(g.y-f.y,g.x-f.x);this.glyphInfo.push({transposeX:w.x,transposeY:w.y,text:n[b],rotation:C,p0:f,p1:g}),f=g}},t.prototype.getSelfRect=function(){var e=[];this.glyphInfo.forEach(function(t){e.push(t.p0.x),e.push(t.p0.y),e.push(t.p1.x),e.push(t.p1.y)});for(var t,i,r=e[0],n=e[0],a=e[0],o=e[0],s=0;s<e.length/2;s++)t=e[2*s],i=e[2*s+1],r=Math.min(r,t),n=Math.max(n,t),a=Math.min(a,i),o=Math.max(o,i);var h=this.fontSize();return{x:Math.round(r)-h/2,y:Math.round(a)-h/2,width:Math.round(n-r)+h,height:Math.round(o-a)+h}},t}(Gt);ue.prototype._fillFunc=de,ue.prototype._strokeFunc=ce,ue.prototype._fillFuncHit=de,ue.prototype._strokeFuncHit=ce,ue.prototype.className="TextPath",S.addGetterSetter(ue,"data"),S.addGetterSetter(ue,"fontFamily","Arial"),S.addGetterSetter(ue,"fontSize",12,x.getNumberValidator()),S.addGetterSetter(ue,"fontStyle","normal"),S.addGetterSetter(ue,"align","left"),S.addGetterSetter(ue,"letterSpacing",0,x.getNumberValidator()),S.addGetterSetter(ue,"textBaseline","middle"),S.addGetterSetter(ue,"fontVariant","normal"),S.addGetterSetter(ue,"text",""),S.addGetterSetter(ue,"textDecoration",null),S.addGetterSetter(ue,"kerningFunc",null),u.mapMethods(ue);var pe=["resizeEnabledChange","rotateAnchorOffsetChange","rotateEnabledChange","enabledAnchorsChange","anchorSizeChange","borderEnabledChange","borderStrokeChange","borderStrokeWidthChange","borderDashChange","anchorStrokeChange","anchorStrokeWidthChange","anchorFillChange","anchorCornerRadiusChange","ignoreStrokeChange"].join(" "),fe="nodeRect",ge=["xChange.resizer","yChange.resizer","widthChange.resizer","heightChange.resizer","scaleXChange.resizer","scaleYChange.resizer","skewXChange.resizer","skewYChange.resizer","rotationChange.resizer","offsetXChange.resizer","offsetYChange.resizer","transformsEnabledChange.resizer"].join(" "),ve=["widthChange.resizer","heightChange.resizer","scaleXChange.resizer","scaleYChange.resizer","skewXChange.resizer","skewYChange.resizer","rotationChange.resizer","offsetXChange.resizer","offsetYChange.resizer"].join(" "),ye={"top-left":-45,"top-center":0,"top-right":45,"middle-right":-90,"middle-left":90,"bottom-left":-135,"bottom-center":180,"bottom-right":135};var me=["top-left","top-center","top-right","middle-right","middle-left","bottom-left","bottom-center","bottom-right"],_e=function(i){function t(t){var e=i.call(this,t)||this;return e._transforming=!1,e._createElements(),e._handleMouseMove=e._handleMouseMove.bind(e),e._handleMouseUp=e._handleMouseUp.bind(e),e.update=e.update.bind(e),e.on(pe,e.update),e.getNode()&&e.update(),e}return C(t,i),t.prototype.attachTo=function(t){return this.setNode(t),this},t.prototype.setNode=function(t){return this._node&&this.detach(),this._node=t,this._resetTransformCache(),t.on(ge,this._resetTransformCache.bind(this)),t.on(ve,function(){this._transforming||this.update()}.bind(this)),!!this.findOne(".top-left")&&this.update(),this},t.prototype.getNode=function(){return this._node},t.prototype.detach=function(){this.getNode()&&(this.getNode().off(".resizer"),this._node=void 0),this._resetTransformCache()},t.prototype._resetTransformCache=function(){this._clearCache(fe),this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform")},t.prototype._getNodeRect=function(){return this._getCache(fe,this.__getNodeRect)},t.prototype.__getNodeRect=function(){var t=this.getNode();if(!t)return{x:-1e8,y:-1e8,width:0,height:0,rotation:0};var e=t.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),i=D(t.rotation()),r=e.x*t.scaleX()-t.offsetX()*t.scaleX(),n=e.y*t.scaleY()-t.offsetY()*t.scaleY();return{x:t.x()+r*Math.cos(i)+n*Math.sin(-i),y:t.y()+n*Math.cos(i)+r*Math.sin(i),width:e.width*t.scaleX(),height:e.height*t.scaleY(),rotation:t.rotation()}},t.prototype.getX=function(){return this._getNodeRect().x},t.prototype.getY=function(){return this._getNodeRect().y},t.prototype.getRotation=function(){return this._getNodeRect().rotation},t.prototype.getWidth=function(){return this._getNodeRect().width},t.prototype.getHeight=function(){return this._getNodeRect().height},t.prototype._createElements=function(){this._createBack(),me.forEach(function(t){this._createAnchor(t)}.bind(this)),this._createAnchor("rotater")},t.prototype._createAnchor=function(a){var o=new Jt({stroke:"rgb(0, 161, 255)",fill:"white",strokeWidth:1,name:a+" _anchor",dragDistance:0,draggable:!0}),e=this;o.on("mousedown touchstart",function(t){e._handleMouseDown(t)}),o.on("dragstart",function(t){t.cancelBubble=!0}),o.on("dragmove",function(t){t.cancelBubble=!0}),o.on("dragend",function(t){t.cancelBubble=!0}),o.on("mouseenter",function(){var t=this.getParent(),e=D(t.rotation()),i=t.getNode().getAbsoluteScale(),r=i.y*i.x<0,n=function(t,e,i){if("rotater"===t)return"crosshair";e+=O._degToRad(ye[t]||0),i&&(e*=-1);var r=(O._radToDeg(e)%360+360)%360;return O._inRange(r,337.5,360)||O._inRange(r,0,22.5)?"ns-resize":O._inRange(r,22.5,67.5)?"nesw-resize":O._inRange(r,67.5,112.5)?"ew-resize":O._inRange(r,112.5,157.5)?"nwse-resize":O._inRange(r,157.5,202.5)?"ns-resize":O._inRange(r,202.5,247.5)?"nesw-resize":O._inRange(r,247.5,292.5)?"ew-resize":O._inRange(r,292.5,337.5)?"nwse-resize":(O.error("Transformer has unknown angle for cursor detection: "+r),"pointer")}(a,e,r);o.getStage().content.style.cursor=n,t._cursorChange=!0}),o.on("mouseout",function(){o.getStage()&&this.getParent()&&(o.getStage().content.style.cursor="",this.getParent()._cursorChange=!1)}),this.add(o)},t.prototype._createBack=function(){var t=new Gt({name:"back",width:0,height:0,listening:!1,sceneFunc:function(t){var e=this.getParent(),i=e.padding();t.beginPath(),t.rect(-i,-i,this.width()+2*i,this.height()+2*i),t.moveTo(this.width()/2,-i),e.rotateEnabled()&&t.lineTo(this.width()/2,-e.rotateAnchorOffset()*O._sign(this.height())),t.fillStrokeShape(this)}});this.add(t)},t.prototype._handleMouseDown=function(t){this.movingResizer=t.target.name().split(" ")[0];var e=this._getNodeRect(),i=e.width,r=e.height,n=Math.sqrt(Math.pow(i,2)+Math.pow(r,2));this.sin=r/n,this.cos=i/n,window.addEventListener("mousemove",this._handleMouseMove),window.addEventListener("touchmove",this._handleMouseMove),window.addEventListener("mouseup",this._handleMouseUp,!0),window.addEventListener("touchend",this._handleMouseUp,!0),this._transforming=!0,this._fire("transformstart",{evt:t}),this.getNode()._fire("transformstart",{evt:t})},t.prototype._handleMouseMove=function(t){var e,i,r,n=this.findOne("."+this.movingResizer),a=n.getStage().getContent().getBoundingClientRect(),o=a.left,s=a.top,h={x:(void 0!==t.clientX?t.clientX:t.touches[0].clientX)-o,y:(void 0!==t.clientX?t.clientY:t.touches[0].clientY)-s};n.setAbsolutePosition(h);var l=this.keepRatio()||t.shiftKey;if("top-left"===this.movingResizer)l&&(e=(r=Math.sqrt(Math.pow(this.findOne(".bottom-right").x()-n.x(),2)+Math.pow(this.findOne(".bottom-right").y()-n.y(),2)))*this.cos,i=r*this.sin,this.findOne(".top-left").x(this.findOne(".bottom-right").x()-e),this.findOne(".top-left").y(this.findOne(".bottom-right").y()-i));else if("top-center"===this.movingResizer)this.findOne(".top-left").y(n.y());else if("top-right"===this.movingResizer){l&&(e=(r=Math.sqrt(Math.pow(this.findOne(".bottom-left").x()-n.x(),2)+Math.pow(this.findOne(".bottom-left").y()-n.y(),2)))*this.cos,i=r*this.sin,this.findOne(".top-right").x(e),this.findOne(".top-right").y(this.findOne(".bottom-left").y()-i));var d=n.position();this.findOne(".top-left").y(d.y),this.findOne(".bottom-right").x(d.x)}else if("middle-left"===this.movingResizer)this.findOne(".top-left").x(n.x());else if("middle-right"===this.movingResizer)this.findOne(".bottom-right").x(n.x());else if("bottom-left"===this.movingResizer)l&&(e=(r=Math.sqrt(Math.pow(this.findOne(".top-right").x()-n.x(),2)+Math.pow(this.findOne(".top-right").y()-n.y(),2)))*this.cos,i=r*this.sin,this.findOne(".bottom-left").x(this.findOne(".top-right").x()-e),this.findOne(".bottom-left").y(i)),d=n.position(),this.findOne(".top-left").x(d.x),this.findOne(".bottom-right").y(d.y);else if("bottom-center"===this.movingResizer)this.findOne(".bottom-right").y(n.y());else if("bottom-right"===this.movingResizer)l&&(e=(r=Math.sqrt(Math.pow(this.findOne(".bottom-right").x(),2)+Math.pow(this.findOne(".bottom-right").y(),2)))*this.cos,i=r*this.sin,this.findOne(".bottom-right").x(e),this.findOne(".bottom-right").y(i));else if("rotater"===this.movingResizer){var c=this.padding(),u=this._getNodeRect();e=n.x()-u.width/2,i=-n.y()+u.height/2;var p=Math.atan2(-i,e)+Math.PI/2;u.height<0&&(p-=Math.PI);for(var f=D(this.rotation()),g=O._radToDeg(f)+O._radToDeg(p),v=D(this.getNode().rotation()),y=O._degToRad(g),m=this.rotationSnaps(),_=0;_<m.length;_++){var b=D(m[_]);Math.abs(b-O._degToRad(g))%(2*Math.PI)<.1&&(g=O._radToDeg(b),y=O._degToRad(g))}var S=c,x=c;this._fitNodeInto({rotation:L().angleDeg?g:O._degToRad(g),x:u.x+(u.width/2+c)*(Math.cos(v)-Math.cos(y))+(u.height/2+c)*(Math.sin(-v)-Math.sin(-y))-(S*Math.cos(f)+x*Math.sin(-f)),y:u.y+(u.height/2+c)*(Math.cos(v)-Math.cos(y))+(u.width/2+c)*(Math.sin(v)-Math.sin(y))-(x*Math.cos(f)+S*Math.sin(f)),width:u.width+2*c,height:u.height+2*c},t)}else console.error(new Error("Wrong position argument of selection resizer: "+this.movingResizer));if("rotater"!==this.movingResizer){var w=this.findOne(".top-left").getAbsolutePosition(this.getParent());if(this.centeredScaling()||t.altKey){var C=this.findOne(".top-left"),k=this.findOne(".bottom-right"),T=C.x(),P=C.y(),M=this.getWidth()-k.x(),A=this.getHeight()-k.y();k.move({x:-T,y:-P}),C.move({x:M,y:A}),w=C.getAbsolutePosition(this.getParent())}e=w.x,i=w.y;var G=this.findOne(".bottom-right").x()-this.findOne(".top-left").x(),R=this.findOne(".bottom-right").y()-this.findOne(".top-left").y();this._fitNodeInto({x:e+this.offsetX(),y:i+this.offsetY(),width:G,height:R},t)}},t.prototype._handleMouseUp=function(t){this._removeEvents(t)},t.prototype._removeEvents=function(t){if(this._transforming){this._transforming=!1,window.removeEventListener("mousemove",this._handleMouseMove),window.removeEventListener("touchmove",this._handleMouseMove),window.removeEventListener("mouseup",this._handleMouseUp,!0),window.removeEventListener("touchend",this._handleMouseUp,!0),this._fire("transformend",{evt:t});var e=this.getNode();e&&e.fire("transformend",{evt:t})}},t.prototype._fitNodeInto=function(t,e){var i=this.boundBoxFunc();if(i){var r=this._getNodeRect();t=i.call(this,r,t)}var n=this.getNode();void 0!==t.rotation&&this.getNode().rotation(t.rotation);var a=n.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),o=this.padding(),s=(t.width-2*o)/a.width,h=(t.height-2*o)/a.height,l=D(n.rotation()),d=a.x*s-o-n.offsetX()*s,c=a.y*h-o-n.offsetY()*h;this.getNode().setAttrs({scaleX:s,scaleY:h,x:t.x-(d*Math.cos(l)+c*Math.sin(-l)),y:t.y-(c*Math.cos(l)+d*Math.sin(l))}),this._fire("transform",{evt:e}),this.getNode()._fire("transform",{evt:e}),this.update(),this.getLayer().batchDraw()},t.prototype.forceUpdate=function(){this._resetTransformCache(),this.update()},t.prototype.update=function(){var e=this,t=this._getNodeRect(),i=this.getNode(),r={x:1,y:1};i&&i.getParent()&&(r=i.getParent().getAbsoluteScale());var n={x:1/r.x,y:1/r.y},a=t.width,o=t.height,s=this.enabledAnchors(),h=this.resizeEnabled(),l=this.padding(),d=this.anchorSize();this.find("._anchor").each(function(t){return t.setAttrs({width:d,height:d,offsetX:d/2,offsetY:d/2,stroke:e.anchorStroke(),strokeWidth:e.anchorStrokeWidth(),fill:e.anchorFill(),cornerRadius:e.anchorCornerRadius()})}),this.findOne(".top-left").setAttrs({x:-l,y:-l,scale:n,visible:h&&0<=s.indexOf("top-left")}),this.findOne(".top-center").setAttrs({x:a/2,y:-l,scale:n,visible:h&&0<=s.indexOf("top-center")}),this.findOne(".top-right").setAttrs({x:a+l,y:-l,scale:n,visible:h&&0<=s.indexOf("top-right")}),this.findOne(".middle-left").setAttrs({x:-l,y:o/2,scale:n,visible:h&&0<=s.indexOf("middle-left")}),this.findOne(".middle-right").setAttrs({x:a+l,y:o/2,scale:n,visible:h&&0<=s.indexOf("middle-right")}),this.findOne(".bottom-left").setAttrs({x:-l,y:o+l,scale:n,visible:h&&0<=s.indexOf("bottom-left")}),this.findOne(".bottom-center").setAttrs({x:a/2,y:o+l,scale:n,visible:h&&0<=s.indexOf("bottom-center")}),this.findOne(".bottom-right").setAttrs({x:a+l,y:o+l,scale:n,visible:h&&0<=s.indexOf("bottom-right")});var c=-this.rotateAnchorOffset()*Math.abs(n.y);this.findOne(".rotater").setAttrs({x:a/2,y:c*O._sign(o),scale:n,visible:this.rotateEnabled()}),this.findOne(".back").setAttrs({width:a*r.x,height:o*r.y,scale:n,visible:this.borderEnabled(),stroke:this.borderStroke(),strokeWidth:this.borderStrokeWidth(),dash:this.borderDash()})},t.prototype.isTransforming=function(){return this._transforming},t.prototype.stopTransform=function(){if(this._transforming){this._removeEvents();var t=this.findOne("."+this.movingResizer);t&&t.stopDrag()}},t.prototype.destroy=function(){return this.getStage()&&this._cursorChange&&(this.getStage().content.style.cursor=""),kt.prototype.destroy.call(this),this.detach(),this._removeEvents(),this},t.prototype.toObject=function(){return tt.prototype.toObject.call(this)},t}(kt);_e.prototype.className="Transformer",S.addGetterSetter(_e,"enabledAnchors",me,function(t){return t instanceof Array||O.warn("enabledAnchors value should be an array"),t instanceof Array&&t.forEach(function(t){-1===me.indexOf(t)&&O.warn("Unknown anchor name: "+t+". Available names are: "+me.join(", "))}),t||[]}),S.addGetterSetter(_e,"resizeEnabled",!0),S.addGetterSetter(_e,"anchorSize",10,x.getNumberValidator()),S.addGetterSetter(_e,"rotateEnabled",!0),S.addGetterSetter(_e,"rotationSnaps",[]),S.addGetterSetter(_e,"rotateAnchorOffset",50,x.getNumberValidator()),S.addGetterSetter(_e,"borderEnabled",!0),S.addGetterSetter(_e,"anchorStroke","rgb(0, 161, 255)"),S.addGetterSetter(_e,"anchorStrokeWidth",1,x.getNumberValidator()),S.addGetterSetter(_e,"anchorFill","white"),S.addGetterSetter(_e,"anchorCornerRadius",0,x.getNumberValidator()),S.addGetterSetter(_e,"borderStroke","rgb(0, 161, 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this.context},t.prototype.getPixelRatio=function(){return this.pixelRatio},t.prototype.setPixelRatio=function(t){var e=this.pixelRatio;this.pixelRatio=t,this.setSize(this.getWidth()/e,this.getHeight()/e)},t.prototype.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)},t.prototype.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)},t.prototype.getWidth=function(){return this.width},t.prototype.getHeight=function(){return this.height},t.prototype.setSize=function(t,e){this.setWidth(t),this.setHeight(e)},t.prototype.toDataURL=function(t,e){try{return this._canvas.toDataURL(t,e)}catch(t){try{return this._canvas.toDataURL()}catch(t){return O.warn("Unable to get data URL. 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r=e.dragDistance();if(Math.max(Math.abs(i.x-E.startPointerPos.x),Math.abs(i.y-E.startPointerPos.y))<r)return}if(e.getStage()._setPointerPosition(t),!E.isDragging&&(E.isDragging=!0,e.fire("dragstart",{type:"dragstart",target:e,evt:t},!0),!e.isDragging()))return;e._setDragPosition(t),e.fire("dragmove",{type:"dragmove",target:e,evt:t},!0)}},_endDragBefore:function(t){var e,i=E.node;i&&(e=i.getLayer(),E.anim.stop(),E.isDragging&&(E.isDragging=!1,E.justDragged=!0,L().listenClickTap=!1,t&&(t.dragEndNode=i)),delete E.node,(e||i instanceof L().Stage)&&(e||i).draw())},_endDragAfter:function(t){var e=(t=t||{}).dragEndNode;t&&e&&e.fire("dragend",{type:"dragend",target:e,evt:t},!0)}};a&&(window.addEventListener("mouseup",E._endDragBefore,!0),window.addEventListener("touchend",E._endDragBefore,!0),window.addEventListener("mousemove",E._drag),window.addEventListener("touchmove",E._drag),window.addEventListener("mouseup",E._endDragAfter,!1),window.addEventListener("touchend",E._endDragAfter,!1));var B={},V=function(t,e){t&&B[t]===e&&delete B[t]},z="absoluteOpacity",H="absoluteTransform",W="absoluteScale",Y="listening",X="mouseenter",j="mouseleave",U="transform",q="visible",K=["id"],Q=["xChange.konva","yChange.konva","scaleXChange.konva","scaleYChange.konva","skewXChange.konva","skewYChange.konva","rotationChange.konva","offsetXChange.konva","offsetYChange.konva","transformsEnabledChange.konva"].join(" "),J=["scaleXChange.konva","scaleYChange.konva"].join(" "),Z=new u,$=1,tt=function(){function s(t){this._id=$++,this.eventListeners={},this.attrs={},this.index=0,this.parent=null,this._cache={},this._lastPos=null,this._filterUpToDate=!1,this._isUnderCache=!1,this.children=Z,this.setAttrs(t),this.on(Q,function(){this._clearCache(U),this._clearSelfAndDescendantCache(H)}),this.on(J,function(){this._clearSelfAndDescendantCache(W)}),this.on("visibleChange.konva",function(){this._clearSelfAndDescendantCache(q)}),this.on("listeningChange.konva",function(){this._clearSelfAndDescendantCache(Y)}),this.on("opacityChange.konva",function(){this._clearSelfAndDescendantCache(z)})}return s.prototype.hasChildren=function(){return!1},s.prototype.getChildren=function(){return Z},s.prototype._clearCache=function(t){t?delete this._cache[t]:this._cache={}},s.prototype._getCache=function(t,e){var i=this._cache[t];return void 0===i&&(this._cache[t]=i=e.call(this)),i},s.prototype._clearSelfAndDescendantCache=function(e){this._clearCache(e),this._cache.canvas||this.children&&this.children.each(function(t){t._clearSelfAndDescendantCache(e)})},s.prototype.clearCache=function(){return delete this._cache.canvas,this._filterUpToDate=!1,this._clearSelfAndDescendantCache(),this},s.prototype.cache=function(t){var e=t||{},i={};void 0!==e.x&&void 0!==e.y&&void 0!==e.width&&void 0!==e.height||(i=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()}));var r=e.width||i.width,n=e.height||i.height,a=e.pixelRatio,o=void 0===e.x?i.x:e.x,s=void 0===e.y?i.y:e.y,h=e.offset||0,l=e.drawBorder||!1;if(r&&n){o-=h,s-=h;var d=new R({pixelRatio:a,width:r+=2*h,height:n+=2*h}),c=new R({pixelRatio:a,width:r,height:n}),u=new N({pixelRatio:1,width:r,height:n}),p=d.getContext(),f=u.getContext();return u.isCache=!0,this.clearCache(),p.save(),f.save(),p.translate(-o,-s),f.translate(-o,-s),this._isUnderCache=!0,this._clearSelfAndDescendantCache(z),this._clearSelfAndDescendantCache(W),this.drawScene(d,this,!0),this.drawHit(u,this,!0),this._isUnderCache=!1,p.restore(),f.restore(),l&&(p.save(),p.beginPath(),p.rect(0,0,r,n),p.closePath(),p.setAttr("strokeStyle","red"),p.setAttr("lineWidth",5),p.stroke(),p.restore()),this._cache.canvas={scene:d,filter:c,hit:u,x:o,y:s},this}O.error("Can not cache the node. Width or height of the node equals 0. Caching is skipped.")},s.prototype.getClientRect=function(t){throw new Error('abstract "getClientRect" method call')},s.prototype._transformedRect=function(t,e){var i,r,n,a,o=[{x:t.x,y:t.y},{x:t.x+t.width,y:t.y},{x:t.x+t.width,y:t.y+t.height},{x:t.x,y:t.y+t.height}],s=this.getAbsoluteTransform(e);return o.forEach(function(t){var e=s.point(t);void 0===i&&(i=n=e.x,r=a=e.y),i=Math.min(i,e.x),r=Math.min(r,e.y),n=Math.max(n,e.x),a=Math.max(a,e.y)}),{x:i,y:r,width:n-i,height:a-r}},s.prototype._drawCachedSceneCanvas=function(t){t.save(),t._applyOpacity(this),t._applyGlobalCompositeOperation(this),t.translate(this._cache.canvas.x,this._cache.canvas.y);var e=this._getCachedSceneCanvas(),i=e.pixelRatio;t.drawImage(e._canvas,0,0,e.width/i,e.height/i),t.restore()},s.prototype._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()},s.prototype._getCachedSceneCanvas=function(){var t,e,i,r,n=this.filters(),a=this._cache.canvas,o=a.scene,s=a.filter,h=s.getContext();if(n){if(!this._filterUpToDate){var l=o.pixelRatio;try{for(t=n.length,h.clear(),h.drawImage(o._canvas,0,0,o.getWidth()/l,o.getHeight()/l),e=h.getImageData(0,0,s.getWidth(),s.getHeight()),i=0;i<t;i++)"function"==typeof(r=n[i])?(r.call(this,e),h.putImageData(e,0,0)):O.error("Filter should be type of function, but got "+typeof r+" insted. Please check correct filters")}catch(t){O.error("Unable to apply filter. "+t.message)}this._filterUpToDate=!0}return s}return o},s.prototype.on=function(t,e){if(3===arguments.length)return this._delegate.apply(this,arguments);var i,r,n,a,o=t.split(" "),s=o.length;for(i=0;i<s;i++)n=(r=o[i].split("."))[0],a=r[1]||"",this.eventListeners[n]||(this.eventListeners[n]=[]),this.eventListeners[n].push({name:a,handler:e});return this},s.prototype.off=function(t,e){var i,r,n,a,o,s=(t||"").split(" "),h=s.length;if(!t)for(r in this.eventListeners)this._off(r);for(i=0;i<h;i++)if(a=(n=s[i].split("."))[0],o=n[1],a)this.eventListeners[a]&&this._off(a,o,e);else for(r in this.eventListeners)this._off(r,o,e);return this},s.prototype.dispatchEvent=function(t){var e={target:this,type:t.type,evt:t};return this.fire(t.type,e),this},s.prototype.addEventListener=function(t,e){return this.on(t,function(t){e.call(this,t.evt)}),this},s.prototype.removeEventListener=function(t){return this.off(t),this},s.prototype._delegate=function(t,r,n){var a=this;this.on(t,function(t){for(var e=t.target.findAncestors(r,!0,a),i=0;i<e.length;i++)(t=O.cloneObject(t)).currentTarget=e[i],n.call(e[i],t)})},s.prototype.remove=function(){return E.node&&E.node===this&&this.stopDrag(),this._remove(),this},s.prototype._remove=function(){var t=this.getParent();t&&t.children&&(t.children.splice(this.index,1),t._setChildrenIndices(),this.parent=null),this._clearSelfAndDescendantCache("stage"),this._clearSelfAndDescendantCache(H),this._clearSelfAndDescendantCache(q),this._clearSelfAndDescendantCache(Y),this._clearSelfAndDescendantCache(z)},s.prototype.destroy=function(){V(this.id(),this);for(var t=(this.name()||"").split(/\s/g),e=0;e<t.length;e++){var i=t[e];l(i,this._id)}return this.remove(),this},s.prototype.getAttr=function(t){var e="get"+O._capitalize(t);return O._isFunction(this[e])?this[e]():this.attrs[t]},s.prototype.getAncestors=function(){for(var t=this.getParent(),e=new u;t;)e.push(t),t=t.getParent();return e},s.prototype.getAttrs=function(){return this.attrs||{}},s.prototype.setAttrs=function(t){var e,i;if(!t)return this;for(e in t)"children"!==e&&(i="set"+O._capitalize(e),O._isFunction(this[i])?this[i](t[e]):this._setAttr(e,t[e]));return this},s.prototype.isListening=function(){return this._getCache(Y,this._isListening)},s.prototype._isListening=function(){var t=this.listening(),e=this.getParent();return"inherit"===t?!e||e.isListening():t},s.prototype.isVisible=function(){return this._getCache(q,this._isVisible)},s.prototype._isVisible=function(t){var e=this.visible(),i=this.getParent();return"inherit"===e?!i||i===t||i._isVisible(t):e},s.prototype.shouldDrawHit=function(){var t=this.getLayer();return!t&&this.isListening()&&this.isVisible()||t&&t.hitGraphEnabled()&&this.isListening()&&this.isVisible()},s.prototype.show=function(){return this.visible(!0),this},s.prototype.hide=function(){return this.visible(!1),this},s.prototype.getZIndex=function(){return this.index||0},s.prototype.getAbsoluteZIndex=function(){var i,r,n,a,o=this.getDepth(),s=this,h=0;return"Stage"!==s.nodeType&&function t(e){for(i=[],r=e.length,n=0;n<r;n++)a=e[n],h++,"Shape"!==a.nodeType&&(i=i.concat(a.getChildren().toArray())),a._id===s._id&&(n=r);0<i.length&&i[0].getDepth()<=o&&t(i)}(s.getStage().getChildren()),h},s.prototype.getDepth=function(){for(var t=0,e=this.parent;e;)t++,e=e.parent;return t},s.prototype.setPosition=function(t){return this.x(t.x),this.y(t.y),this},s.prototype.getPosition=function(){return{x:this.x(),y:this.y()}},s.prototype.getAbsolutePosition=function(t){var e=this.getAbsoluteTransform(t).getMatrix(),i=new p,r=this.offset();return i.m=e.slice(),i.translate(r.x,r.y),i.getTranslation()},s.prototype.setAbsolutePosition=function(t){var e,i=this._clearTransform();return this.attrs.x=i.x,this.attrs.y=i.y,delete i.x,delete i.y,(e=this.getAbsoluteTransform()).invert(),e.translate(t.x,t.y),t={x:this.attrs.x+e.getTranslation().x,y:this.attrs.y+e.getTranslation().y},this.setPosition({x:t.x,y:t.y}),this._setTransform(i),this},s.prototype._setTransform=function(t){var e;for(e in t)this.attrs[e]=t[e];this._clearCache(U),this._clearSelfAndDescendantCache(H)},s.prototype._clearTransform=function(){var t={x:this.x(),y:this.y(),rotation:this.rotation(),scaleX:this.scaleX(),scaleY:this.scaleY(),offsetX:this.offsetX(),offsetY:this.offsetY(),skewX:this.skewX(),skewY:this.skewY()};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(U),this._clearSelfAndDescendantCache(H),t},s.prototype.move=function(t){var e=t.x,i=t.y,r=this.x(),n=this.y();return void 0!==e&&(r+=e),void 0!==i&&(n+=i),this.setPosition({x:r,y:n}),this},s.prototype._eachAncestorReverse=function(t,e){var i,r,n=[],a=this.getParent();if(e&&e._id===this._id)t(this);else{for(n.unshift(this);a&&(!e||a._id!==e._id);)n.unshift(a),a=a.parent;for(i=n.length,r=0;r<i;r++)t(n[r])}},s.prototype.rotate=function(t){return this.rotation(this.rotation()+t),this},s.prototype.moveToTop=function(){if(!this.parent)return O.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},s.prototype.moveUp=function(){if(!this.parent)return O.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)},s.prototype.moveDown=function(){if(!this.parent)return O.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)},s.prototype.moveToBottom=function(){if(!this.parent)return O.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)},s.prototype.setZIndex=function(t){if(!this.parent)return O.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},s.prototype.getAbsoluteOpacity=function(){return this._getCache(z,this._getAbsoluteOpacity)},s.prototype._getAbsoluteOpacity=function(){var t=this.opacity(),e=this.getParent();return e&&!e._isUnderCache&&(t*=this.getParent().getAbsoluteOpacity()),t},s.prototype.moveTo=function(t){return this.getParent()!==t&&(this._remove(),t.add(this)),this},s.prototype.toObject=function(){var t,e,i,r={},n=this.getAttrs();for(t in r.attrs={},n)e=n[t],O.isObject(e)&&!O._isPlainObject(e)||(i="function"==typeof this[t]&&this[t],delete n[t],(i?i.call(this):null)!==(n[t]=e)&&(r.attrs[t]=e));return r.className=this.getClassName(),O._prepareToStringify(r)},s.prototype.toJSON=function(){return JSON.stringify(this.toObject())},s.prototype.getParent=function(){return this.parent},s.prototype.findAncestors=function(t,e,i){var r=[];e&&this._isMatch(t)&&r.push(this);for(var n=this.parent;n;){if(n===i)return r;n._isMatch(t)&&r.push(n),n=n.parent}return r},s.prototype.isAncestorOf=function(t){return!1},s.prototype.findAncestor=function(t,e,i){return this.findAncestors(t,e,i)[0]},s.prototype._isMatch=function(t){if(!t)return!1;var e,i,r=t.replace(/ /g,"").split(","),n=r.length;for(e=0;e<n;e++)if(i=r[e],O.isValidSelector(i)||(O.warn('Selector "'+i+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),O.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),O.warn("Konva is awesome, right?")),"#"===i.charAt(0)){if(this.id()===i.slice(1))return!0}else if("."===i.charAt(0)){if(this.hasName(i.slice(1)))return!0}else if(0!==this._get(i).length)return!0;return!1},s.prototype.getLayer=function(){var t=this.getParent();return t?t.getLayer():null},s.prototype.getStage=function(){return this._getCache("stage",this._getStage)},s.prototype._getStage=function(){var t=this.getParent();return t?t.getStage():void 0},s.prototype.fire=function(t,e,i){return(e=e||{}).target=e.target||this,i?this._fireAndBubble(t,e):this._fire(t,e),this},s.prototype.getAbsoluteTransform=function(t){return t?this._getAbsoluteTransform(t):this._getCache(H,this._getAbsoluteTransform)},s.prototype._getAbsoluteTransform=function(t){var i=new p;return this._eachAncestorReverse(function(t){var e=t.transformsEnabled();"all"===e?i.multiply(t.getTransform()):"position"===e&&i.translate(t.getX()-t.getOffsetX(),t.getY()-t.getOffsetY())},t),i},s.prototype.getAbsoluteScale=function(t){return t?this._getAbsoluteScale(t):this._getCache(W,this._getAbsoluteScale)},s.prototype._getAbsoluteScale=function(t){for(var e=this;e;)e._isUnderCache&&(t=e),e=e.getParent();var i=1,r=1;return this._eachAncestorReverse(function(t){i*=t.scaleX(),r*=t.scaleY()},t),{x:i,y:r}},s.prototype.getTransform=function(){return this._getCache(U,this._getTransform)},s.prototype._getTransform=function(){var t=new p,e=this.x(),i=this.y(),r=L().getAngle(this.rotation()),n=this.scaleX(),a=this.scaleY(),o=this.skewX(),s=this.skewY(),h=this.offsetX(),l=this.offsetY();return 0===e&&0===i||t.translate(e,i),0!==r&&t.rotate(r),0===o&&0===s||t.skew(o,s),1===n&&1===a||t.scale(n,a),0===h&&0===l||t.translate(-1*h,-1*l),t},s.prototype.clone=function(t){var e,i,r,n,a,o=O.cloneObject(this.attrs);for(var s in K){delete o[K[s]]}for(e in t)o[e]=t[e];var h=new this.constructor(o);for(e in this.eventListeners)for(r=(i=this.eventListeners[e]).length,n=0;n<r;n++)(a=i[n]).name.indexOf("konva")<0&&(h.eventListeners[e]||(h.eventListeners[e]=[]),h.eventListeners[e].push(a));return h},s.prototype._toKonvaCanvas=function(t){t=t||{};var e=this.getClientRect(),i=this.getStage(),r=void 0!==t.x?t.x:e.x,n=void 0!==t.y?t.y:e.y,a=t.pixelRatio||1,o=new R({width:t.width||e.width||(i?i.getWidth():0),height:t.height||e.height||(i?i.getHeight():0),pixelRatio:a}),s=o.getContext();return s.save(),(r||n)&&s.translate(-1*r,-1*n),this.drawScene(o),s.restore(),o},s.prototype.toCanvas=function(t){return this._toKonvaCanvas(t)._canvas},s.prototype.toDataURL=function(t){var e=(t=t||{}).mimeType||null,i=t.quality||null,r=this._toKonvaCanvas(t).toDataURL(e,i);return t.callback&&t.callback(r),r},s.prototype.toImage=function(t){if(!t||!t.callback)throw"callback required for toImage method config argument";var e=t.callback;delete t.callback,O._urlToImage(this.toDataURL(t),function(t){e(t)})},s.prototype.setSize=function(t){return this.width(t.width),this.height(t.height),this},s.prototype.getSize=function(){return{width:this.width(),height:this.height()}},s.prototype.getClassName=function(){return this.className||this.nodeType},s.prototype.getType=function(){return this.nodeType},s.prototype.getDragDistance=function(){return void 0!==this.attrs.dragDistance?this.attrs.dragDistance:this.parent?this.parent.getDragDistance():L().dragDistance},s.prototype._get=function(t){return this.className===t||this.nodeType===t?[this]:[]},s.prototype._off=function(t,e,i){var r,n,a,o=this.eventListeners[t];for(r=0;r<o.length;r++)if(n=o[r].name,a=o[r].handler,!("konva"===n&&"konva"!==e||e&&n!==e||i&&i!==a)){if(o.splice(r,1),0===o.length){delete this.eventListeners[t];break}r--}},s.prototype._fireChangeEvent=function(t,e,i){this._fire(t+"Change",{oldVal:e,newVal:i})},s.prototype.setId=function(t){var e,i,r=this.id();return V(r,this),e=this,(i=t)&&(B[i]&&O.warn('Duplicate id "{id}".\nPlease do not use same id several times, it will break find() method look up.\nIf you have duplicates it is better to use "name" property instead.\n'.replace("{id}",i)),B[i]=e),this._setAttr("id",t),this},s.prototype.setName=function(t){var e,i,r=(this.name()||"").split(/\s/g),n=(t||"").split(/\s/g);for(i=0;i<r.length;i++)e=r[i],-1===n.indexOf(e)&&e&&l(e,this._id);for(i=0;i<n.length;i++)e=n[i],-1===r.indexOf(e)&&e&&h(this,e);return this._setAttr("name",t),this},s.prototype.addName=function(t){if(!this.hasName(t)){var e=this.name(),i=e?e+" "+t:t;this.setName(i)}return this},s.prototype.hasName=function(t){return-1!==(this.name()||"").split(/\s/g).indexOf(t)},s.prototype.removeName=function(t){var e=(this.name()||"").split(/\s/g),i=e.indexOf(t);return-1!==i&&(e.splice(i,1),this.setName(e.join(" "))),this},s.prototype.setAttr=function(t,e){var i=this["set"+O._capitalize(t)];return O._isFunction(i)?i.call(this,e):this._setAttr(t,e),this},s.prototype._setAttr=function(t,e){var i;(i=this.attrs[t])===e&&!O.isObject(e)||(null==e?delete this.attrs[t]:this.attrs[t]=e,this._fireChangeEvent(t,i,e))},s.prototype._setComponentAttr=function(t,e,i){var r;void 0!==i&&((r=this.attrs[t])||(this.attrs[t]=this.getAttr(t)),this.attrs[t][e]=i,this._fireChangeEvent(t,r,i))},s.prototype._fireAndBubble=function(t,e,i){var r=!0;if(e&&"Shape"===this.nodeType&&(e.target=this),t===X&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))?r=!1:t===j&&i&&(this._id===i._id||this.isAncestorOf&&this.isAncestorOf(i))&&(r=!1),r){this._fire(t,e);var n=(t===X||t===j)&&i&&i.isAncestorOf&&i.isAncestorOf(this)&&!i.isAncestorOf(this.parent);(e&&!e.cancelBubble||!e)&&this.parent&&this.parent.isListening()&&!n&&(i&&i.parent?this._fireAndBubble.call(this.parent,t,e,i.parent):this._fireAndBubble.call(this.parent,t,e))}},s.prototype._fire=function(t,e){var i,r=this.eventListeners[t];if((e=e||{}).currentTarget=this,e.type=t,r)for(i=0;i<r.length;i++)r[i].handler.call(this,e)},s.prototype.draw=function(){return this.drawScene(),this.drawHit(),this},s.prototype.startDrag=function(){var t=this.getStage(),e=this.getLayer(),i=t.getPointerPosition(),r=this.getAbsolutePosition();i&&(E.node&&E.node.stopDrag(),E.node=this,E.startPointerPos=i,E.offset.x=i.x-r.x,E.offset.y=i.y-r.y,E.anim.setLayers(e||this.getLayers()),E.anim.start(),this._setDragPosition())},s.prototype._setDragPosition=function(t){var e=this.getStage().getPointerPosition(),i=this.dragBoundFunc();if(e){var r={x:e.x-E.offset.x,y:e.y-E.offset.y};void 0!==i&&(r=i.call(this,r,t)),this.setAbsolutePosition(r),this._lastPos&&this._lastPos.x===r.x&&this._lastPos.y===r.y||(E.anim.dirty=!0),this._lastPos=r}},s.prototype.stopDrag=function(){var t={};E._endDragBefore(t),E._endDragAfter(t)},s.prototype.setDraggable=function(t){this._setAttr("draggable",t),this._dragChange()},s.prototype.isDragging=function(){return!(!E.node||E.node!==this||!E.isDragging)},s.prototype._listenDrag=function(){var e=this;this._dragCleanup(),"Stage"===this.getClassName()?this.on("contentMousedown.konva contentTouchstart.konva",function(t){E.node||e.startDrag()}):this.on("mousedown.konva touchstart.konva",function(t){1!==t.evt.button&&2!==t.evt.button&&(E.node||e.startDrag())})},s.prototype._dragChange=function(){if(this.attrs.draggable)this._listenDrag();else{this._dragCleanup();var t=this.getStage(),e=E;t&&e.node&&e.node._id===this._id&&e.node.stopDrag()}},s.prototype._dragCleanup=function(){"Stage"===this.getClassName()?(this.off("contentMousedown.konva"),this.off("contentTouchstart.konva")):(this.off("mousedown.konva"),this.off("touchstart.konva"))},s.create=function(t,e){return O._isString(t)&&(t=JSON.parse(t)),this._createNode(t,e)},s._createNode=function(t,e){var i,r,n,a=s.prototype.getClassName.call(t),o=t.children;if(e&&(t.attrs.container=e),L()[a]||(O.warn('Can not find a node with class name "'+a+'". Fallback to "Shape".'),a="Shape"),i=new(L()[a])(t.attrs),o)for(r=o.length,n=0;n<r;n++)i.add(s._createNode(o[n]));return i},s}();tt.prototype.nodeType="Node",S.addGetterSetter(tt,"zIndex"),S.addGetterSetter(tt,"absolutePosition"),S.addGetterSetter(tt,"position"),S.addGetterSetter(tt,"x",0,x.getNumberValidator()),S.addGetterSetter(tt,"y",0,x.getNumberValidator()),S.addGetterSetter(tt,"globalCompositeOperation","source-over",x.getStringValidator()),S.addGetterSetter(tt,"opacity",1,x.getNumberValidator()),S.addGetterSetter(tt,"name","",x.getStringValidator()),S.addGetterSetter(tt,"id","",x.getStringValidator()),S.addGetterSetter(tt,"rotation",0,x.getNumberValidator()),S.addComponentsGetterSetter(tt,"scale",["x","y"]),S.addGetterSetter(tt,"scaleX",1,x.getNumberValidator()),S.addGetterSetter(tt,"scaleY",1,x.getNumberValidator()),S.addComponentsGetterSetter(tt,"skew",["x","y"]),S.addGetterSetter(tt,"skewX",0,x.getNumberValidator()),S.addGetterSetter(tt,"skewY",0,x.getNumberValidator()),S.addComponentsGetterSetter(tt,"offset",["x","y"]),S.addGetterSetter(tt,"offsetX",0,x.getNumberValidator()),S.addGetterSetter(tt,"offsetY",0,x.getNumberValidator()),S.addGetterSetter(tt,"dragDistance",null,x.getNumberValidator()),S.addGetterSetter(tt,"width",0,x.getNumberValidator()),S.addGetterSetter(tt,"height",0,x.getNumberValidator()),S.addGetterSetter(tt,"listening","inherit",function(t){return!0===t||!1===t||"inherit"===t||O.warn(t+' is a not valid value for "listening" attribute. The value may be true, false or "inherit".'),t}),S.addGetterSetter(tt,"preventDefault",!0,x.getBooleanValidator()),S.addGetterSetter(tt,"filters",null,function(t){return this._filterUpToDate=!1,t}),S.addGetterSetter(tt,"visible","inherit",function(t){return!0===t||!1===t||"inherit"===t||O.warn(t+' is a not valid value for "visible" attribute. The value may be true, false or "inherit".'),t}),S.addGetterSetter(tt,"transformsEnabled","all",x.getStringValidator()),S.addGetterSetter(tt,"size"),S.addGetterSetter(tt,"dragBoundFunc"),S.addGetterSetter(tt,"draggable",!1,x.getBooleanValidator()),S.backCompat(tt,{rotateDeg:"rotate",setRotationDeg:"setRotation",getRotationDeg:"getRotation"}),u.mapMethods(tt);var et=function(e){function t(){var t=null!==e&&e.apply(this,arguments)||this;return t.children=new u,t}return C(t,e),t.prototype.getChildren=function(e){if(!e)return this.children;var i=new u;return this.children.each(function(t){e(t)&&i.push(t)}),i},t.prototype.hasChildren=function(){return 0<this.getChildren().length},t.prototype.removeChildren=function(){for(var t,e=u.toCollection(this.children),i=0;i<e.length;i++)(t=e[i]).parent=null,t.index=0,t.remove();return e=null,this.children=new u,this},t.prototype.destroyChildren=function(){for(var t,e=u.toCollection(this.children),i=0;i<e.length;i++)(t=e[i]).parent=null,t.index=0,t.destroy();return e=null,this.children=new u,this},t.prototype.add=function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}if(t.getParent())return t.moveTo(this),this;var i=this.children;return this._validateAdd(t),t.index=i.length,t.parent=this,i.push(t),this._fire("add",{child:t}),L().DD&&t.isDragging()&&L().DD.anim.setLayers(t.getLayer()),this},t.prototype.destroy=function(){return this.hasChildren()&&this.destroyChildren(),e.prototype.destroy.call(this),this},t.prototype.find=function(t){return this._generalFind(t,!1)},t.prototype.get=function(t){return O.warn("collection.get() method is deprecated. Please use collection.find() instead."),this.find(t)},t.prototype.findOne=function(t){var e=this._generalFind(t,!0);return 0<e.length?e[0]:void 0},t.prototype._generalFind=function(t,e){var i=[];return"string"==typeof t?i=this._findByString(t):"function"==typeof t&&(i=this._findByFunction(t,e)),u.toCollection(i)},t.prototype._findByString=function(t){var e,i,r,n,a,o,s,h=[],l=t.replace(/ /g,"").split(","),d=l.length;for(e=0;e<d;e++){if(r=l[e],!O.isValidSelector(r)){var c='Selector "'+r+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".\nIf you have a custom shape with such className, please change it to start with upper letter like "Triangle".\nKonva is awesome, right?';O.warn(c)}if("#"===r.charAt(0))(a=this._getNodeById(r.slice(1)))&&h.push(a);else if("."===r.charAt(0))n=this._getNodesByName(r.slice(1)),h=h.concat(n);else for(s=(o=this.getChildren()).length,i=0;i<s;i++)h=h.concat(o[i]._get(r))}return h},t.prototype._findByFunction=function(n,a){var o=[],s=function(t){if(!(a&&0<o.length)){var e=t.getChildren(),i=e.length;n(t)&&(o=o.concat(t));for(var r=0;r<i;r++)s(e[r])}};return s(this),o},t.prototype._getNodeById=function(t){var e=B[t];return void 0!==e&&this.isAncestorOf(e)?e:null},t.prototype._getNodesByName=function(t){var e=n[t]||[];return this._getDescendants(e)},t.prototype._get=function(t){for(var e=tt.prototype._get.call(this,t),i=this.getChildren(),r=i.length,n=0;n<r;n++)e=e.concat(i[n]._get(t));return e},t.prototype.toObject=function(){var t=tt.prototype.toObject.call(this);t.children=[];for(var e=this.getChildren(),i=e.length,r=0;r<i;r++){var n=e[r];t.children.push(n.toObject())}return t},t.prototype._getDescendants=function(t){for(var e=[],i=t.length,r=0;r<i;r++){var n=t[r];this.isAncestorOf(n)&&e.push(n)}return e},t.prototype.isAncestorOf=function(t){for(var e=t.getParent();e;){if(e._id===this._id)return!0;e=e.getParent()}return!1},t.prototype.clone=function(t){var e=tt.prototype.clone.call(this,t);return this.getChildren().each(function(t){e.add(t.clone())}),e},t.prototype.getAllIntersections=function(e){var i=[];return this.find("Shape").each(function(t){t.isVisible()&&t.intersects(e)&&i.push(t)}),i},t.prototype._setChildrenIndices=function(){this.children.each(function(t,e){t.index=e})},t.prototype.drawScene=function(t,e,i){var r=this.getLayer(),n=t||r&&r.getCanvas(),a=n&&n.getContext(),o=this._cache.canvas,s=o&&o.scene;return(this.isVisible()||i)&&(!i&&s?(a.save(),r._applyTransform(this,a,e),this._drawCachedSceneCanvas(a),a.restore()):this._drawChildren(n,"drawScene",e,!1,i)),this},t.prototype.drawHit=function(t,e,i){var r=this.getLayer(),n=t||r&&r.hitCanvas,a=n&&n.getContext(),o=this._cache.canvas,s=o&&o.hit;return(this.shouldDrawHit(n)||i)&&(!i&&s?(a.save(),r._applyTransform(this,a,e),this._drawCachedHitCanvas(a),a.restore()):this._drawChildren(n,"drawHit",e)),this},t.prototype._drawChildren=function(e,i,r,n,a){var t,o,s=this.getLayer(),h=e&&e.getContext(),l=this.clipWidth(),d=this.clipHeight(),c=this.clipFunc(),u=l&&d||c;if(u&&s){h.save();var p=this.getAbsoluteTransform(r),f=p.getMatrix();h.transform(f[0],f[1],f[2],f[3],f[4],f[5]),h.beginPath(),c?c.call(this,h,this):(t=this.clipX(),o=this.clipY(),h.rect(t,o,l,d)),h.clip(),f=p.copy().invert().getMatrix(),h.transform(f[0],f[1],f[2],f[3],f[4],f[5])}this.children.each(function(t){t[i](e,r,n,a)}),u&&h.restore()},t.prototype.shouldDrawHit=function(t){var e=this.getLayer(),i=L().DD&&L().isDragging()&&-1!==L().DD.anim.getLayers().indexOf(e);return t&&t.isCache||e&&e.hitGraphEnabled()&&this.isVisible()&&!i},t.prototype.getClientRect=function(i){var r,n,a,o,t=(i=i||{}).skipTransform,e=i.relativeTo,s={x:1/0,y:1/0,width:0,height:0},h=this;this.children.each(function(t){if(t.getVisible()){var e=t.getClientRect({relativeTo:h,skipShadow:i.skipShadow,skipStroke:i.skipStroke});0===e.width&&0===e.height||(o=void 0===r?(r=e.x,n=e.y,a=e.x+e.width,e.y+e.height):(r=Math.min(r,e.x),n=Math.min(n,e.y),a=Math.max(a,e.x+e.width),Math.max(o,e.y+e.height)))}});for(var l=this.find("Shape"),d=!1,c=0;c<l.length;c++){if(l[c]._isVisible(this)){d=!0;break}}return s=d?{x:r,y:n,width:a-r,height:o-n}:{x:0,y:0,width:0,height:0},t?s:this._transformedRect(s,e)},t}(tt);S.addComponentsGetterSetter(et,"clip",["x","y","width","height"]),S.addGetterSetter(et,"clipX",void 0,x.getNumberValidator()),S.addGetterSetter(et,"clipY",void 0,x.getNumberValidator()),S.addGetterSetter(et,"clipWidth",void 0,x.getNumberValidator()),S.addGetterSetter(et,"clipHeight",void 0,x.getNumberValidator()),S.addGetterSetter(et,"clipFunc"),u.mapMethods(et);var it="mouseout",rt="mouseleave",nt="mouseover",at="mousemove",ot="mousedown",st="mouseup",ht="contextmenu",lt="dblclick",dt="touchstart",ct="touchend",ut="touchmove",pt="wheel",ft="_",gt=[ot,at,st,it,dt,ut,ct,nt,pt,ht],vt=gt.length;function yt(e,i){e.content.addEventListener(i,function(t){e[ft+i](t)},!1)}var mt=[],_t=function(r){function t(t){var e=r.call(this,t)||this;return e._buildDOM(),e._bindContentEvents(),mt.push(e),e.on("widthChange heightChange",e._resizeDOM),e}return C(t,r),t.prototype._validateAdd=function(t){"Layer"!==t.getType()&&O.throw("You may only add layers to the stage.")},t.prototype.setContainer=function(t){if("string"==typeof t){if("."===t.charAt(0)){var e=t.slice(1);t=c.getElementsByClassName(e)[0]}else{var i;i="#"!==t.charAt(0)?t:t.slice(1),t=c.getElementById(i)}if(!t)throw"Can not find container in document with id "+i}return this._setAttr("container",t),this},t.prototype.shouldDrawHit=function(){return!0},t.prototype.clear=function(){var t,e=this.children,i=e.length;for(t=0;t<i;t++)e[t].clear();return this},t.prototype.clone=function(t){return t||(t={}),t.container=c.createElement("div"),et.prototype.clone.call(this,t)},t.prototype.destroy=function(){r.prototype.destroy.call(this);var t=this.content;t&&O._isInDocument(t)&&this.container().removeChild(t);var e=mt.indexOf(this);return-1<e&&mt.splice(e,1),this},t.prototype.getPointerPosition=function(){return this.pointerPos},t.prototype.getStage=function(){return this},t.prototype.getContent=function(){return this.content},t.prototype._toKonvaCanvas=function(i){var r=(i=i||{}).x||0,n=i.y||0,t=new R({width:i.width||this.width(),height:i.height||this.height(),pixelRatio:i.pixelRatio||1}),a=t.getContext()._context,e=this.children;return(r||n)&&a.translate(-1*r,-1*n),e.each(function(t){if(t.isVisible()){var e=t._toKonvaCanvas(i);a.drawImage(e._canvas,r,n,e.getWidth()/e.getPixelRatio(),e.getHeight()/e.getPixelRatio())}}),t},t.prototype.getIntersection=function(t,e){var i,r,n=this.children;for(i=n.length-1;0<=i;i--)if(r=n[i].getIntersection(t,e))return r;return null},t.prototype._resizeDOM=function(){if(this.content){var t,e,i=this.width(),r=this.height(),n=this.getChildren(),a=n.length;for(this.content.style.width=i+"px",this.content.style.height=r+"px",this.bufferCanvas.setSize(i,r),this.bufferHitCanvas.setSize(i,r),t=0;t<a;t++)(e=n[t]).setSize({width:i,height:r}),e.draw()}},t.prototype.add=function(t){if(1<arguments.length){for(var e=0;e<arguments.length;e++)this.add(arguments[e]);return this}r.prototype.add.call(this,t);var i=this.children.length;return 5<i&&O.warn("The stage has "+i+" layers. Recommended maximin number of layers is 3-5. Adding more layers into the stage may drop the performance. Rethink your tree structure, you can use Konva.Group."),t._setCanvasSize(this.width(),this.height()),t.draw(),a&&this.content.appendChild(t.canvas._canvas),this},t.prototype.getParent=function(){return null},t.prototype.getLayer=function(){return null},t.prototype.getLayers=function(){return this.getChildren()},t.prototype._bindContentEvents=function(){if(a)for(var t=0;t<vt;t++)yt(this,gt[t])},t.prototype._mouseover=function(t){this._setPointerPosition(t),this._fire("contentMouseover",{evt:t}),this._fire(nt,{evt:t,target:this,currentTarget:this})},t.prototype._mouseout=function(t){this._setPointerPosition(t);var e=this.targetShape;e&&!L().isDragging()&&(e._fireAndBubble(it,{evt:t}),e._fireAndBubble(rt,{evt:t}),this.targetShape=null),this.pointerPos=void 0,this._fire("contentMouseout",{evt:t})},t.prototype._mousemove=function(t){if(d.ieMobile)return this._touchmove(t);var e;if(this._setPointerPosition(t),!L().isDragging()){if((e=this.getIntersection(this.getPointerPosition()))&&e.isListening()){var i=!this.targetShape||this.targetShape!==e;!L().isDragging()&&i?(this.targetShape&&(this.targetShape._fireAndBubble(it,{evt:t},e),this.targetShape._fireAndBubble(rt,{evt:t},e)),e._fireAndBubble(nt,{evt:t},this.targetShape),e._fireAndBubble("mouseenter",{evt:t},this.targetShape),this.targetShape=e):e._fireAndBubble(at,{evt:t})}else this.targetShape&&!L().isDragging()&&(this.targetShape._fireAndBubble(it,{evt:t}),this.targetShape._fireAndBubble(rt,{evt:t}),this._fire(nt,{evt:t,target:this,currentTarget:this}),this.targetShape=null),this._fire(at,{evt:t,target:this,currentTarget:this});this._fire("contentMousemove",{evt:t})}t.cancelable&&t.preventDefault()},t.prototype._mousedown=function(t){if(d.ieMobile)return this._touchstart(t);this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());L().listenClickTap=!0,e&&e.isListening()?(this.clickStartShape=e)._fireAndBubble(ot,{evt:t}):this._fire(ot,{evt:t,target:this,currentTarget:this}),this._fire("contentMousedown",{evt:t})},t.prototype._mouseup=function(t){if(d.ieMobile)return this._touchend(t);this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition()),i=this.clickStartShape,r=this.clickEndShape,n=!1,a=L().DD;L().inDblClickWindow?(n=!0,clearTimeout(this.dblTimeout)):a&&a.justDragged?a&&(a.justDragged=!1):(L().inDblClickWindow=!0,clearTimeout(this.dblTimeout)),this.dblTimeout=setTimeout(function(){L().inDblClickWindow=!1},L().dblClickWindow),e&&e.isListening()?((this.clickEndShape=e)._fireAndBubble(st,{evt:t}),L().listenClickTap&&i&&i._id===e._id&&(e._fireAndBubble("click",{evt:t}),n&&r&&r._id===e._id&&e._fireAndBubble(lt,{evt:t}))):(this._fire(st,{evt:t,target:this,currentTarget:this}),L().listenClickTap&&this._fire("click",{evt:t,target:this,currentTarget:this}),n&&this._fire(lt,{evt:t,target:this,currentTarget:this})),this._fire("contentMouseup",{evt:t}),L().listenClickTap&&(this._fire("contentClick",{evt:t}),n&&this._fire("contentDblclick",{evt:t})),L().listenClickTap=!1,t.cancelable&&t.preventDefault()},t.prototype._contextmenu=function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(ht,{evt:t}):this._fire(ht,{evt:t,target:this,currentTarget:this}),this._fire("contentContextmenu",{evt:t})},t.prototype._touchstart=function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());L().listenClickTap=!0,e&&e.isListening()?((this.tapStartShape=e)._fireAndBubble(dt,{evt:t}),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):this._fire(dt,{evt:t,target:this,currentTarget:this}),this._fire("contentTouchstart",{evt:t})},t.prototype._touchend=function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition()),i=!1;L().inDblClickWindow?i=!0:L().inDblClickWindow=!0,clearTimeout(this.dblTimeout),this.dblTimeout=setTimeout(function(){L().inDblClickWindow=!1},L().dblClickWindow),e&&e.isListening()?(e._fireAndBubble(ct,{evt:t}),L().listenClickTap&&this.tapStartShape&&e._id===this.tapStartShape._id&&(e._fireAndBubble("tap",{evt:t}),i&&e._fireAndBubble("dbltap",{evt:t})),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):(this._fire(ct,{evt:t,target:this,currentTarget:this}),L().listenClickTap&&this._fire("tap",{evt:t,target:this,currentTarget:this}),i&&this._fire("dbltap",{evt:t,target:this,currentTarget:this})),this._fire("contentTouchend",{evt:t}),L().listenClickTap&&(this._fire("contentTap",{evt:t}),i&&this._fire("contentDbltap",{evt:t})),L().listenClickTap=!1},t.prototype._touchmove=function(t){this._setPointerPosition(t);var e,i=L().DD;L().isDragging()||((e=this.getIntersection(this.getPointerPosition()))&&e.isListening()?(e._fireAndBubble(ut,{evt:t}),e.isListening()&&e.preventDefault()&&t.cancelable&&t.preventDefault()):this._fire(ut,{evt:t,target:this,currentTarget:this}),this._fire("contentTouchmove",{evt:t})),i&&L().isDragging()&&L().DD.node.preventDefault()&&t.cancelable&&t.preventDefault()},t.prototype._wheel=function(t){this._setPointerPosition(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(pt,{evt:t}):this._fire(pt,{evt:t,target:this,currentTarget:this}),this._fire("contentWheel",{evt:t})},t.prototype._setPointerPosition=function(t){var e=this._getContentPosition(),i=null,r=null;if(void 0!==(t=t||window.event).touches){if(0<t.touches.length){var n=t.touches[0];i=n.clientX-e.left,r=n.clientY-e.top}}else i=t.clientX-e.left,r=t.clientY-e.top;null!==i&&null!==r&&(this.pointerPos={x:i,y:r})},t.prototype._getContentPosition=function(){var t=this.content.getBoundingClientRect?this.content.getBoundingClientRect():{top:0,left:0};return{top:t.top,left:t.left}},t.prototype._buildDOM=function(){if(this.bufferCanvas=new R,this.bufferHitCanvas=new N({pixelRatio:1}),a){var t=this.container();if(!t)throw"Stage has no container. A container is required.";t.innerHTML="",this.content=c.createElement("div"),this.content.style.position="relative",this.content.style.userSelect="none",this.content.className="konvajs-content",this.content.setAttribute("role","presentation"),t.appendChild(this.content),this._resizeDOM()}},t.prototype._onContent=function(t,e){var i,r,n=t.split(" "),a=n.length;for(i=0;i<a;i++)r=n[i],this.content.addEventListener(r,e,!1)},t.prototype.cache=function(){return O.warn("Cache function is not allowed for stage. You may use cache only for layers, groups and shapes."),this},t.prototype.clearCache=function(){return this},t.prototype.batchDraw=function(){return this.children.each(function(t){t.batchDraw()}),this},t}(et);_t.prototype.nodeType="Stage",S.addGetterSetter(_t,"container");var bt=function(i){function t(t){var e=i.call(this,t)||this;return e.canvas=new R,e._waitingForDraw=!1,e.on("visibleChange",e._checkVisibility),e._checkVisibility(),e}return C(t,i),t.prototype.createPNGStream=function(){return this.canvas._canvas.createPNGStream()},t.prototype.getCanvas=function(){return this.canvas},t.prototype.getHitCanvas=function(){return this.hitCanvas},t.prototype.getContext=function(){return this.getCanvas().getContext()},t.prototype.clear=function(t){return this.getContext().clear(t),this},t.prototype.setZIndex=function(t){i.prototype.setZIndex.call(this,t);var e=this.getStage();return e&&(e.content.removeChild(this.getCanvas()._canvas),t<e.getChildren().length-1?e.content.insertBefore(this.getCanvas()._canvas,e.getChildren()[t+1].getCanvas()._canvas):e.content.appendChild(this.getCanvas()._canvas)),this},t.prototype.moveToTop=function(){tt.prototype.moveToTop.call(this);var t=this.getStage();return t&&(t.content.removeChild(this.getCanvas()._canvas),t.content.appendChild(this.getCanvas()._canvas)),!0},t.prototype.moveUp=function(){if(!tt.prototype.moveUp.call(this))return!1;var t=this.getStage();return!!t&&(t.content.removeChild(this.getCanvas()._canvas),this.index<t.getChildren().length-1?t.content.insertBefore(this.getCanvas()._canvas,t.getChildren()[this.index+1].getCanvas()._canvas):t.content.appendChild(this.getCanvas()._canvas),!0)},t.prototype.moveDown=function(){if(tt.prototype.moveDown.call(this)){var t=this.getStage();if(t){var e=t.getChildren();t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[this.index+1].getCanvas()._canvas)}return!0}return!1},t.prototype.moveToBottom=function(){if(tt.prototype.moveToBottom.call(this)){var t=this.getStage();if(t){var e=t.getChildren();t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[1].getCanvas()._canvas)}return!0}return!1},t.prototype.getLayer=function(){return this},t.prototype.remove=function(){var t=this.getCanvas()._canvas;return tt.prototype.remove.call(this),t&&t.parentNode&&O._isInDocument(t)&&t.parentNode.removeChild(t),this},t.prototype.getStage=function(){return this.parent},t.prototype.setSize=function(t){var e=t.width,i=t.height;return this.canvas.setSize(e,i),this},t.prototype._toKonvaCanvas=function(t){return(t=t||{}).width=t.width||this.getWidth(),t.height=t.height||this.getHeight(),t.x=void 0!==t.x?t.x:this.x(),t.y=void 0!==t.y?t.y:this.y(),tt.prototype._toKonvaCanvas.call(this,t)},t.prototype._checkVisibility=function(){var t=this.visible();this.canvas._canvas.style.display=t?"block":"none"},t.prototype.getWidth=function(){if(this.parent)return this.parent.width()},t.prototype.setWidth=function(){O.warn('Can not change width of layer. Use "stage.width(value)" function instead.')},t.prototype.getHeight=function(){if(this.parent)return this.parent.height()},t.prototype.setHeight=function(){O.warn('Can not change height of layer. Use "stage.height(value)" function instead.')},t.prototype.getIntersection=function(t,e){return null},t.prototype.batchDraw=function(){var t=this;return this._waitingForDraw||(this._waitingForDraw=!0,O.requestAnimFrame(function(){t.draw(),t._waitingForDraw=!1})),this},t.prototype._applyTransform=function(t,e,i){var r=t.getAbsoluteTransform(i).getMatrix();e.transform(r[0],r[1],r[2],r[3],r[4],r[5])},t}(et);bt.prototype.nodeType="Layer",S.addGetterSetter(bt,"clearBeforeDraw",!0),u.mapMethods(bt);var St=[{x:0,y:0},{x:-1,y:-1},{x:1,y:-1},{x:1,y:1},{x:-1,y:1}],xt=St.length,wt=function(r){function t(){var t=null!==r&&r.apply(this,arguments)||this;return t.hitCanvas=new N({pixelRatio:1}),t}return C(t,r),t.prototype._setCanvasSize=function(t,e){this.canvas.setSize(t,e),this.hitCanvas.setSize(t,e)},t.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&O.throw("You may only add groups and shapes to a layer.")},t.prototype.getIntersection=function(t,e){var i,r,n,a;if(!this.hitGraphEnabled()||!this.isVisible())return null;for(var o=1,s=!1;;){for(r=0;r<xt;r++){if(n=St[r],(a=(i=this._getIntersection({x:t.x+n.x*o,y:t.y+n.y*o})).shape)&&e)return a.findAncestor(e,!0);if(a)return a;if(s=!!i.antialiased,!i.antialiased)break}if(!s)return null;o+=1}},t.prototype._getIntersection=function(t){var e,i,r=this.hitCanvas.pixelRatio,n=this.hitCanvas.context.getImageData(Math.round(t.x*r),Math.round(t.y*r),1,1).data,a=n[3];return 255===a?(e=O._rgbToHex(n[0],n[1],n[2]),(i=o["#"+e])?{shape:i}:{antialiased:!0}):0<a?{antialiased:!0}:{}},t.prototype.drawScene=function(t,e){var i=this.getLayer(),r=t||i&&i.getCanvas();return this._fire("beforeDraw",{node:this}),this.clearBeforeDraw()&&r.getContext().clear(),et.prototype.drawScene.call(this,r,e),this._fire("draw",{node:this}),this},t.prototype.drawHit=function(t,e){var i=this.getLayer(),r=t||i&&i.hitCanvas;return i&&i.clearBeforeDraw()&&i.getHitCanvas().getContext().clear(),et.prototype.drawHit.call(this,r,e),this},t.prototype.clear=function(t){return bt.prototype.clear.call(this,t),this.getHitCanvas().getContext().clear(t),this},t.prototype.enableHitGraph=function(){return this.hitGraphEnabled(!0),this},t.prototype.disableHitGraph=function(){return this.hitGraphEnabled(!1),this},t.prototype.setSize=function(t){var e=t.width,i=t.height;return r.prototype.setSize.call(this,{width:e,height:i}),this.hitCanvas.setSize(e,i),this},t}(bt);S.addGetterSetter(wt,"hitGraphEnabled",!0,x.getBooleanValidator()),u.mapMethods(wt);var Ct=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return C(e,t),e.prototype._validateAdd=function(t){"Shape"!==t.getType()&&O.throw("You may only add shapes to a fast layer.")},e.prototype._setCanvasSize=function(t,e){this.canvas.setSize(t,e)},e.prototype.hitGraphEnabled=function(){return!1},e.prototype.drawScene=function(t){var e=this.getLayer(),i=t||e&&e.getCanvas();return this.clearBeforeDraw()&&i.getContext().clear(),et.prototype.drawScene.call(this,i),this},e.prototype.draw=function(){return this.drawScene(),this},e}(bt);u.mapMethods(Ct);var kt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return C(e,t),e.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&O.throw("You may only add groups and shapes to groups.")},e}(et);kt.prototype.nodeType="Group",u.mapMethods(kt);var Tt="hasShadow",Pt="shadowRGBA";function Mt(){this._clearCache(Tt)}function At(){this._clearCache(Pt)}var Gt=function(r){function t(t){for(var e,i=r.call(this,t)||this;!(e=O.getRandomColor())||e in o;);return i.colorKey=e,(o[e]=i).on("shadowColorChange.konva shadowBlurChange.konva shadowOffsetChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",Mt),i.on("shadowColorChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",At),i}return C(t,r),t.prototype.getContext=function(){return this.getLayer().getContext()},t.prototype.getCanvas=function(){return this.getLayer().getCanvas()},t.prototype.getSceneFunc=function(){return this.attrs.sceneFunc||this._sceneFunc},t.prototype.hasShadow=function(){return this._getCache(Tt,this._hasShadow)},t.prototype._hasShadow=function(){return this.shadowEnabled()&&0!==this.shadowOpacity()&&!!(this.shadowColor()||this.shadowBlur()||this.shadowOffsetX()||this.shadowOffsetY())},t.prototype.getShadowRGBA=function(){return this._getCache(Pt,this._getShadowRGBA)},t.prototype._getShadowRGBA=function(){if(this.hasShadow()){var t=O.colorToRGBA(this.shadowColor());return"rgba("+t.r+","+t.g+","+t.b+","+t.a*(this.shadowOpacity()||1)+")"}},t.prototype.hasFill=function(){return!!(this.fill()||this.fillPatternImage()||this.fillLinearGradientColorStops()||this.fillRadialGradientColorStops())},t.prototype.hasStroke=function(){return this.strokeEnabled()&&!(!this.stroke()&&!this.strokeLinearGradientColorStops())},t.prototype.intersects=function(t){var e=this.getStage().bufferHitCanvas;return e.getContext().clear(),this.drawHit(e),0<e.context.getImageData(Math.round(t.x),Math.round(t.y),1,1).data[3]},t.prototype.destroy=function(){return tt.prototype.destroy.call(this),delete o[this.colorKey],this},t.prototype._useBufferCanvas=function(t){return(!t||this.hasShadow())&&this.perfectDrawEnabled()&&1!==this.getAbsoluteOpacity()&&this.hasFill()&&this.hasStroke()&&this.getStage()},t.prototype.getSelfRect=function(){var t=this.size();return{x:this._centroid?Math.round(-t.width/2):0,y:this._centroid?Math.round(-t.height/2):0,width:t.width,height:t.height}},t.prototype.getClientRect=function(t){var e=(t=t||{}).skipTransform,i=t.relativeTo,r=this.getSelfRect(),n=!t.skipStroke&&this.hasStroke()&&this.strokeWidth()||0,a=r.width+n,o=r.height+n,s=!t.skipShadow&&this.hasShadow(),h=s?this.shadowOffsetX():0,l=s?this.shadowOffsetY():0,d=a+Math.abs(h),c=o+Math.abs(l),u=s&&this.shadowBlur()||0,p=d+2*u,f=c+2*u,g=0;Math.round(n/2)!==n/2&&(g=1);var v={width:p+g,height:f+g,x:-Math.round(n/2+u)+Math.min(h,0)+r.x,y:-Math.round(n/2+u)+Math.min(l,0)+r.y};return e?v:this._transformedRect(v,i)},t.prototype.drawScene=function(t,e,i,r){var n,a,o=this.getLayer(),s=t||o.getCanvas(),h=s.getContext(),l=this._cache.canvas,d=this.sceneFunc(),c=this.hasShadow(),u=this.hasStroke();if(!this.isVisible()&&!i)return this;if(l)return h.save(),o._applyTransform(this,h,e),this._drawCachedSceneCanvas(h),h.restore(),this;if(!d)return this;if(h.save(),this._useBufferCanvas(i)&&!r){if((a=(n=this.getStage().bufferCanvas).getContext()).clear(),a.save(),a._applyLineJoin(this),!i)if(o)o._applyTransform(this,a,e);else{var p=this.getAbsoluteTransform(e).getMatrix();h.transform(p[0],p[1],p[2],p[3],p[4],p[5])}d.call(this,a,this),a.restore();var f=n.pixelRatio;c&&!s.hitCanvas?(h.save(),h._applyShadow(this),h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(n._canvas,0,0,n.width/f,n.height/f),h.restore()):(h._applyOpacity(this),h._applyGlobalCompositeOperation(this),h.drawImage(n._canvas,0,0,n.width/f,n.height/f))}else{if(h._applyLineJoin(this),!i)if(o)o._applyTransform(this,h,e);else{var g=this.getAbsoluteTransform(e).getMatrix();h.transform(g[0],g[1],g[2],g[3],g[4],g[5])}c&&u&&!s.hitCanvas?(h.save(),i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),h._applyShadow(this),d.call(this,h,this),h.restore(),this.hasFill()&&this.shadowForStrokeEnabled()&&d.call(this,h,this)):c&&!s.hitCanvas?(h.save(),i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),h._applyShadow(this),d.call(this,h,this),h.restore()):(i||(h._applyOpacity(this),h._applyGlobalCompositeOperation(this)),d.call(this,h,this))}return h.restore(),this},t.prototype.drawHit=function(t,e,i){var r=this.getLayer(),n=(t||r.hitCanvas).getContext(),a=this.hitFunc()||this.sceneFunc(),o=this._cache.canvas,s=o&&o.hit;if(!this.shouldDrawHit()&&!i)return this;if(s)return n.save(),r._applyTransform(this,n,e),this._drawCachedHitCanvas(n),n.restore(),this;if(!a)return this;if(n.save(),n._applyLineJoin(this),!i)if(r)r._applyTransform(this,n,e);else{var h=this.getAbsoluteTransform(e).getMatrix();n.transform(h[0],h[1],h[2],h[3],h[4],h[5])}return a.call(this,n,this),n.restore(),this},t.prototype.drawHitFromCache=function(t){var e,i,r,n,a,o,s=t||0,h=this._cache.canvas,l=this._getCachedSceneCanvas(),d=h.hit,c=d.getContext(),u=d.getWidth(),p=d.getHeight();c.clear(),c.drawImage(l._canvas,0,0,u,p);try{for(r=(i=(e=c.getImageData(0,0,u,p)).data).length,n=O._hexToRgb(this.colorKey),a=0;a<r;a+=4)o=i[a+3],i[a+3]=s<o?(i[a]=n.r,i[a+1]=n.g,i[a+2]=n.b,255):0;c.putImageData(e,0,0)}catch(t){O.error("Unable to draw hit graph from cached scene canvas. "+t.message)}return this},t}(tt);Gt.prototype._fillFunc=function(t){t.fill()},Gt.prototype._strokeFunc=function(t){t.stroke()},Gt.prototype._fillFuncHit=function(t){t.fill()},Gt.prototype._strokeFuncHit=function(t){t.stroke()},Gt.prototype._centroid=!1,Gt.prototype.nodeType="Shape",S.addGetterSetter(Gt,"stroke",void 0,x.getStringValidator()),S.addGetterSetter(Gt,"strokeWidth",2,x.getNumberValidator()),S.addGetterSetter(Gt,"strokeHitEnabled",!0,x.getBooleanValidator()),S.addGetterSetter(Gt,"perfectDrawEnabled",!0,x.getBooleanValidator()),S.addGetterSetter(Gt,"shadowForStrokeEnabled",!0,x.getBooleanValidator()),S.addGetterSetter(Gt,"lineJoin"),S.addGetterSetter(Gt,"lineCap"),S.addGetterSetter(Gt,"sceneFunc"),S.addGetterSetter(Gt,"hitFunc"),S.addGetterSetter(Gt,"dash"),S.addGetterSetter(Gt,"dashOffset",0,x.getNumberValidator()),S.addGetterSetter(Gt,"shadowColor",void 0,x.getStringValidator()),S.addGetterSetter(Gt,"shadowBlur",0,x.getNumberValidator()),S.addGetterSetter(Gt,"shadowOpacity",1,x.getNumberValidator()),S.addComponentsGetterSetter(Gt,"shadowOffset",["x","y"]),S.addGetterSetter(Gt,"shadowOffsetX",0,x.getNumberValidator()),S.addGetterSetter(Gt,"shadowOffsetY",0,x.getNumberValidator()),S.addGetterSetter(Gt,"fillPatternImage"),S.addGetterSetter(Gt,"fill",void 0,x.getStringValidator()),S.addGetterSetter(Gt,"fillPatternX",0,x.getNumberValidator()),S.addGetterSetter(Gt,"fillPatternY",0,x.getNumberValidator()),S.addGetterSetter(Gt,"fillLinearGradientColorStops"),S.addGetterSetter(Gt,"strokeLinearGradientColorStops"),S.addGetterSetter(Gt,"fillRadialGradientStartRadius",0),S.addGetterSetter(Gt,"fillRadialGradientEndRadius",0),S.addGetterSetter(Gt,"fillRadialGradientColorStops"),S.addGetterSetter(Gt,"fillPatternRepeat","repeat"),S.addGetterSetter(Gt,"fillEnabled",!0),S.addGetterSetter(Gt,"strokeEnabled",!0),S.addGetterSetter(Gt,"shadowEnabled",!0),S.addGetterSetter(Gt,"dashEnabled",!0),S.addGetterSetter(Gt,"strokeScaleEnabled",!0),S.addGetterSetter(Gt,"fillPriority","color"),S.addComponentsGetterSetter(Gt,"fillPatternOffset",["x","y"]),S.addGetterSetter(Gt,"fillPatternOffsetX",0,x.getNumberValidator()),S.addGetterSetter(Gt,"fillPatternOffsetY",0,x.getNumberValidator()),S.addComponentsGetterSetter(Gt,"fillPatternScale",["x","y"]),S.addGetterSetter(Gt,"fillPatternScaleX",1,x.getNumberValidator()),S.addGetterSetter(Gt,"fillPatternScaleY",1,x.getNumberValidator()),S.addComponentsGetterSetter(Gt,"fillLinearGradientStartPoint",["x","y"]),S.addComponentsGetterSetter(Gt,"strokeLinearGradientStartPoint",["x","y"]),S.addGetterSetter(Gt,"fillLinearGradientStartPointX",0),S.addGetterSetter(Gt,"strokeLinearGradientStartPointX",0),S.addGetterSetter(Gt,"fillLinearGradientStartPointY",0),S.addGetterSetter(Gt,"strokeLinearGradientStartPointY",0),S.addComponentsGetterSetter(Gt,"fillLinearGradientEndPoint",["x","y"]),S.addComponentsGetterSetter(Gt,"strokeLinearGradientEndPoint",["x","y"]),S.addGetterSetter(Gt,"fillLinearGradientEndPointX",0),S.addGetterSetter(Gt,"strokeLinearGradientEndPointX",0),S.addGetterSetter(Gt,"fillLinearGradientEndPointY",0),S.addGetterSetter(Gt,"strokeLinearGradientEndPointY",0),S.addComponentsGetterSetter(Gt,"fillRadialGradientStartPoint",["x","y"]),S.addGetterSetter(Gt,"fillRadialGradientStartPointX",0),S.addGetterSetter(Gt,"fillRadialGradientStartPointY",0),S.addComponentsGetterSetter(Gt,"fillRadialGradientEndPoint",["x","y"]),S.addGetterSetter(Gt,"fillRadialGradientEndPointX",0),S.addGetterSetter(Gt,"fillRadialGradientEndPointY",0),S.addGetterSetter(Gt,"fillPatternRotation",0),S.backCompat(Gt,{dashArray:"dash",getDashArray:"getDash",setDashArray:"getDash",drawFunc:"sceneFunc",getDrawFunc:"getSceneFunc",setDrawFunc:"setSceneFunc",drawHitFunc:"hitFunc",getDrawHitFunc:"getHitFunc",setDrawHitFunc:"setHitFunc"}),u.mapMethods(Gt);var Rt={node:1,duration:1,easing:1,onFinish:1,yoyo:1},Dt=0,Lt=["fill","stroke","shadowColor"],Ot=function(){function t(t,e,i,r,n,a,o){this.prop=t,this.propFunc=e,this.begin=r,this._pos=r,this.duration=a,this._change=0,this.prevPos=0,this.yoyo=o,this._time=0,this._position=0,this._startTime=0,this._finish=0,this.func=i,this._change=n-this.begin,this.pause()}return t.prototype.fire=function(t){var e=this[t];e&&e()},t.prototype.setTime=function(t){t>this.duration?this.yoyo?(this._time=this.duration,this.reverse()):this.finish():t<0?this.yoyo?(this._time=0,this.play()):this.reset():(this._time=t,this.update())},t.prototype.getTime=function(){return this._time},t.prototype.setPosition=function(t){this.prevPos=this._pos,this.propFunc(t),this._pos=t},t.prototype.getPosition=function(t){return void 0===t&&(t=this._time),this.func(t,this.begin,this._change,this.duration)},t.prototype.play=function(){this.state=2,this._startTime=this.getTimer()-this._time,this.onEnterFrame(),this.fire("onPlay")},t.prototype.reverse=function(){this.state=3,this._time=this.duration-this._time,this._startTime=this.getTimer()-this._time,this.onEnterFrame(),this.fire("onReverse")},t.prototype.seek=function(t){this.pause(),this._time=t,this.update(),this.fire("onSeek")},t.prototype.reset=function(){this.pause(),this._time=0,this.update(),this.fire("onReset")},t.prototype.finish=function(){this.pause(),this._time=this.duration,this.update(),this.fire("onFinish")},t.prototype.update=function(){this.setPosition(this.getPosition(this._time))},t.prototype.onEnterFrame=function(){var t=this.getTimer()-this._startTime;2===this.state?this.setTime(t):3===this.state&&this.setTime(this.duration-t)},t.prototype.pause=function(){this.state=1,this.fire("onPause")},t.prototype.getTimer=function(){return(new Date).getTime()},t}(),Nt=function(){function p(t){var e,i,r=this,n=t.node,a=n._id,o=t.easing||Ft.Linear,s=!!t.yoyo;e=void 0===t.duration?.3:0===t.duration?.001:t.duration,this.node=n,this._id=Dt++;var h=n.getLayer()||(n instanceof L().Stage?n.getLayers():null);for(i in h||O.error("Tween constructor have `node` that is not in a layer. 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p.attrs[e][i]},p.attrs={},p.tweens={},p}();tt.prototype.to=function(t){var e=t.onFinish;t.node=this,t.onFinish=function(){this.destroy(),e&&e()},new Nt(t).play()};var Ft={BackEaseIn:function(t,e,i,r){return i*(t/=r)*t*(2.70158*t-1.70158)+e},BackEaseOut:function(t,e,i,r){return i*((t=t/r-1)*t*(2.70158*t+1.70158)+1)+e},BackEaseInOut:function(t,e,i,r){var n=1.70158;return(t/=r/2)<1?i/2*(t*t*((1+(n*=1.525))*t-n))+e:i/2*((t-=2)*t*((1+(n*=1.525))*t+n)+2)+e},ElasticEaseIn:function(t,e,i,r,n,a){var o=0;return 0===t?e:1==(t/=r)?e+i:(a||(a=.3*r),o=!n||n<Math.abs(i)?(n=i,a/4):a/(2*Math.PI)*Math.asin(i/n),-n*Math.pow(2,10*(t-=1))*Math.sin((t*r-o)*(2*Math.PI)/a)+e)},ElasticEaseOut:function(t,e,i,r,n,a){var o=0;return 0===t?e:1==(t/=r)?e+i:(a||(a=.3*r),o=!n||n<Math.abs(i)?(n=i,a/4):a/(2*Math.PI)*Math.asin(i/n),n*Math.pow(2,-10*t)*Math.sin((t*r-o)*(2*Math.PI)/a)+i+e)},ElasticEaseInOut:function(t,e,i,r,n,a){var o=0;return 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i*((t=t/r-1)*t*t*t*t+1)+e},StrongEaseInOut:function(t,e,i,r){return(t/=r/2)<1?i/2*t*t*t*t*t+e:i/2*((t-=2)*t*t*t*t+2)+e},Linear:function(t,e,i,r){return i*t/r+e}},It=function(e){function t(){var t=null!==e&&e.apply(this,arguments)||this;return t._centroid=!0,t}return C(t,e),t.prototype._sceneFunc=function(t){var e=D(this.angle()),i=this.clockwise();t.beginPath(),t.arc(0,0,this.outerRadius(),0,e,i),t.arc(0,0,this.innerRadius(),e,0,!i),t.closePath(),t.fillStrokeShape(this)},t.prototype.getWidth=function(){return 2*this.outerRadius()},t.prototype.getHeight=function(){return 2*this.outerRadius()},t.prototype.setWidth=function(t){tt.prototype.setWidth.call(this,t),this.outerRadius()!==t/2&&this.outerRadius(t/2)},t.prototype.setHeight=function(t){tt.prototype.setHeight.call(this,t),this.outerRadius()!==t/2&&this.outerRadius(t/2)},t}(Gt);It.prototype.className="Arc",S.addGetterSetter(It,"innerRadius",0,x.getNumberValidator()),S.addGetterSetter(It,"outerRadius",0,x.getNumberValidator()),S.addGetterSetter(It,"angle",0,x.getNumberValidator()),S.addGetterSetter(It,"clockwise",!1),u.mapMethods(It);var Et=function(i){function t(t){var e=i.call(this,t)||this;return e.on("pointsChange.konva tensionChange.konva closedChange.konva bezierChange.konva",function(){this._clearCache("tensionPoints")}),e}return C(t,i),t.prototype._sceneFunc=function(t){var e,i,r,n=this.points(),a=n.length,o=this.tension(),s=this.closed(),h=this.bezier();if(a){if(t.beginPath(),t.moveTo(n[0],n[1]),0!==o&&4<a){for(i=(e=this.getTensionPoints()).length,r=s?0:4,s||t.quadraticCurveTo(e[0],e[1],e[2],e[3]);r<i-2;)t.bezierCurveTo(e[r++],e[r++],e[r++],e[r++],e[r++],e[r++]);s||t.quadraticCurveTo(e[i-2],e[i-1],n[a-2],n[a-1])}else if(h)for(r=2;r<a;)t.bezierCurveTo(n[r++],n[r++],n[r++],n[r++],n[r++],n[r++]);else for(r=2;r<a;r+=2)t.lineTo(n[r],n[r+1]);s?(t.closePath(),t.fillStrokeShape(this)):t.strokeShape(this)}},t.prototype.getTensionPoints=function(){return this._getCache("tensionPoints",this._getTensionPoints)},t.prototype._getTensionPoints=function(){return this.closed()?this._getTensionPointsClosed():O._expandPoints(this.points(),this.tension())},t.prototype._getTensionPointsClosed=function(){var t=this.points(),e=t.length,i=this.tension(),r=O._getControlPoints(t[e-2],t[e-1],t[0],t[1],t[2],t[3],i),n=O._getControlPoints(t[e-4],t[e-3],t[e-2],t[e-1],t[0],t[1],i),a=O._expandPoints(t,i);return[r[2],r[3]].concat(a).concat([n[0],n[1],t[e-2],t[e-1],n[2],n[3],r[0],r[1],t[0],t[1]])},t.prototype.getWidth=function(){return this.getSelfRect().width},t.prototype.getHeight=function(){return this.getSelfRect().height},t.prototype.getSelfRect=function(){for(var t,e,i,r=(t=0!==this.tension()?this._getTensionPoints():this.points())[0],n=t[0],a=t[1],o=t[1],s=0;s<t.length/2;s++)e=t[2*s],i=t[2*s+1],r=Math.min(r,e),n=Math.max(n,e),a=Math.min(a,i),o=Math.max(o,i);return{x:Math.round(r),y:Math.round(a),width:Math.round(n-r),height:Math.round(o-a)}},t}(Gt);Et.prototype.className="Line",S.addGetterSetter(Et,"closed",!1),S.addGetterSetter(Et,"bezier",!1),S.addGetterSetter(Et,"tension",0,x.getNumberValidator()),S.addGetterSetter(Et,"points",[],x.getNumberArrayValidator()),u.mapMethods(Et);var Bt=function(u){function t(){return null!==u&&u.apply(this,arguments)||this}return C(t,u),t.prototype._sceneFunc=function(t){u.prototype._sceneFunc.call(this,t);var e=2*Math.PI,i=this.points(),r=i,n=0!==this.tension()&&4<i.length;n&&(r=this.getTensionPoints());var a,o,s=i.length;o=n?(a=i[s-2]-r[s-2],i[s-1]-r[s-1]):(a=i[s-2]-i[s-4],i[s-1]-i[s-3]);var h=(Math.atan2(o,a)+e)%e,l=this.pointerLength(),d=this.pointerWidth();t.save(),t.beginPath(),t.translate(i[s-2],i[s-1]),t.rotate(h),t.moveTo(0,0),t.lineTo(-l,d/2),t.lineTo(-l,-d/2),t.closePath(),t.restore(),this.pointerAtBeginning()&&(t.save(),t.translate(i[0],i[1]),o=n?(a=r[0]-i[0],r[1]-i[1]):(a=i[2]-i[0],i[3]-i[1]),t.rotate((Math.atan2(-o,-a)+e)%e),t.moveTo(0,0),t.lineTo(-l,d/2),t.lineTo(-l,-d/2),t.closePath(),t.restore());var c=this.dashEnabled();c&&(this.attrs.dashEnabled=!1,t.setLineDash([])),t.fillStrokeShape(this),c&&(this.attrs.dashEnabled=!0)},t}(Et);Bt.prototype.className="Arrow",S.addGetterSetter(Bt,"pointerLength",10,x.getNumberValidator()),S.addGetterSetter(Bt,"pointerWidth",10,x.getNumberValidator()),S.addGetterSetter(Bt,"pointerAtBeginning",!1),u.mapMethods(Bt);var Vt=function(e){function t(){var t=null!==e&&e.apply(this,arguments)||this;return t.className="Circle",t._centroid=!0,t}return C(t,e),t.prototype._sceneFunc=function(t){t.beginPath(),t.arc(0,0,this.radius(),0,2*Math.PI,!1),t.closePath(),t.fillStrokeShape(this)},t.prototype.getWidth=function(){return 2*this.radius()},t.prototype.getHeight=function(){return 2*this.radius()},t.prototype.setWidth=function(t){this.radius()!==t/2&&this.radius(t/2)},t.prototype.setHeight=function(t){this.radius()!==t/2&&this.radius(t/2)},t}(Gt);Vt.prototype.className="Circle",S.addGetterSetter(Vt,"radius",0,x.getNumberValidator()),u.mapMethods(Vt);var zt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return C(e,t),e.prototype._sceneFunc=function(t){var e=this.radiusX(),i=this.radiusY();t.beginPath(),t.save(),e!==i&&t.scale(1,i/e),t.arc(0,0,e,0,2*Math.PI,!1),t.restore(),t.closePath(),t.fillStrokeShape(this)},e.prototype.getWidth=function(){return 2*this.radiusX()},e.prototype.getHeight=function(){return 2*this.radiusY()},e.prototype.setWidth=function(t){tt.prototype.setWidth.call(this,t),this.radiusX(t/2)},e.prototype.setHeight=function(t){tt.prototype.setHeight.call(this,t),this.radiusY(t/2)},e}(Gt);zt.prototype.className="Ellipse",zt.prototype._centroid=!0,S.addComponentsGetterSetter(zt,"radius",["x","y"]),S.addGetterSetter(zt,"radiusX",0,x.getNumberValidator()),S.addGetterSetter(zt,"radiusY",0,x.getNumberValidator()),u.mapMethods(zt);var Ht=function(t){function r(){return null!==t&&t.apply(this,arguments)||this}return C(r,t),r.prototype._useBufferCanvas=function(){return(this.hasShadow()||1!==this.getAbsoluteOpacity())&&this.hasStroke()&&this.getStage()},r.prototype._sceneFunc=function(t){var e,i,r,n=this.width(),a=this.height(),o=this.image();o&&(e=this.cropWidth(),i=this.cropHeight(),r=e&&i?[o,this.cropX(),this.cropY(),e,i,0,0,n,a]:[o,0,0,n,a]),(this.hasFill()||this.hasStroke())&&(t.beginPath(),t.rect(0,0,n,a),t.closePath(),t.fillStrokeShape(this)),o&&t.drawImage.apply(t,r)},r.prototype._hitFunc=function(t){var e=this.width(),i=this.height();t.beginPath(),t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)},r.prototype.getWidth=function(){var t=this.image();return this.attrs.width||(t?t.width:0)},r.prototype.getHeight=function(){var t=this.image();return this.attrs.height||(t?t.height:0)},r.fromURL=function(t,e){var i=O.createImageElement();i.onload=function(){var t=new r({image:i});e(t)},i.crossOrigin="Anonymous",i.src=t},r}(Gt);Ht.prototype.className="Image",S.addGetterSetter(Ht,"image"),S.addComponentsGetterSetter(Ht,"crop",["x","y","width","height"]),S.addGetterSetter(Ht,"cropX",0,x.getNumberValidator()),S.addGetterSetter(Ht,"cropY",0,x.getNumberValidator()),S.addGetterSetter(Ht,"cropWidth",0,x.getNumberValidator()),S.addGetterSetter(Ht,"cropHeight",0,x.getNumberValidator()),u.mapMethods(Ht);var Wt=["fontFamily","fontSize","fontStyle","padding","lineHeight","text","width"],Yt="right",Xt="down",jt="left",Ut=Wt.length,qt=function(i){function t(t){var e=i.call(this,t)||this;return e.on("add.konva",function(t){this._addListeners(t.child),this._sync()}),e}return C(t,i),t.prototype.getText=function(){return this.find("Text")[0]},t.prototype.getTag=function(){return this.find("Tag")[0]},t.prototype._addListeners=function(t){var e,i=this,r=function(){i._sync()};for(e=0;e<Ut;e++)t.on(Wt[e]+"Change.konva",r)},t.prototype.getWidth=function(){return 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s=(n-i)/(r-e+1e-8),h=Math.sqrt(t*t/(1+s*s));r<e&&(h*=-1);var l,d=s*h;if(r===e)l={x:a,y:o+d};else if((o-i)/(a-e+1e-8)===s)l={x:a+h,y:o+d};else{var c,u,p=this.getLineLength(e,i,r,n);if(p<1e-8)return;var f=(a-e)*(r-e)+(o-i)*(n-i);c=e+(f/=p*p)*(r-e),u=i+f*(n-i);var g=this.getLineLength(a,o,c,u),v=Math.sqrt(t*t-g*g);h=Math.sqrt(v*v/(1+s*s)),r<e&&(h*=-1),l={x:c+h,y:u+(d=s*h)}}return l},p.getPointOnCubicBezier=function(t,e,i,r,n,a,o,s,h){function l(t){return t*t*t}function d(t){return 3*t*t*(1-t)}function c(t){return 3*t*(1-t)*(1-t)}function u(t){return(1-t)*(1-t)*(1-t)}return{x:s*l(t)+a*d(t)+r*c(t)+e*u(t),y:h*l(t)+o*d(t)+n*c(t)+i*u(t)}},p.getPointOnQuadraticBezier=function(t,e,i,r,n,a,o){function s(t){return t*t}function h(t){return 2*t*(1-t)}function l(t){return(1-t)*(1-t)}return{x:a*s(t)+r*h(t)+e*l(t),y:o*s(t)+n*h(t)+i*l(t)}},p.getPointOnEllipticalArc=function(t,e,i,r,n,a){var 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e=this.animation(),i=this.frameIndex(),r=4*i,n=this.animations()[e],a=this.frameOffsets(),o=n[r+0],s=n[r+1],h=n[r+2],l=n[r+3],d=this.image();if((this.hasFill()||this.hasStroke())&&(t.beginPath(),t.rect(0,0,h,l),t.closePath(),t.fillStrokeShape(this)),d)if(a){var c=a[e],u=2*i;t.drawImage(d,o,s,h,l,c[u+0],c[u+1],h,l)}else t.drawImage(d,o,s,h,l,0,0,h,l)},t.prototype._hitFunc=function(t){var e=this.animation(),i=this.frameIndex(),r=4*i,n=this.animations()[e],a=this.frameOffsets(),o=n[r+2],s=n[r+3];if(t.beginPath(),a){var h=a[e],l=2*i;t.rect(h[l+0],h[l+1],o,s)}else t.rect(0,0,o,s);t.closePath(),t.fillShape(this)},t.prototype._useBufferCanvas=function(){return(this.hasShadow()||1!==this.getAbsoluteOpacity())&&this.hasStroke()},t.prototype._setInterval=function(){var t=this;this.interval=setInterval(function(){t._updateIndex()},1e3/this.frameRate())},t.prototype.start=function(){if(!this.isRunning()){var t=this.getLayer();this.anim.setLayers(t),this._setInterval(),this.anim.start()}},t.prototype.stop=function(){this.anim.stop(),clearInterval(this.interval)},t.prototype.isRunning=function(){return this.anim.isRunning()},t.prototype._updateIndex=function(){var t=this.frameIndex(),e=this.animation();t<this.animations()[e].length/4-1?this.frameIndex(t+1):this.frameIndex(0)},t}(Gt);ee.prototype.className="Sprite",S.addGetterSetter(ee,"animation"),S.addGetterSetter(ee,"animations"),S.addGetterSetter(ee,"frameOffsets"),S.addGetterSetter(ee,"image"),S.addGetterSetter(ee,"frameIndex",0,x.getNumberValidator()),S.addGetterSetter(ee,"frameRate",17,x.getNumberValidator()),S.backCompat(ee,{index:"frameIndex",getIndex:"getFrameIndex",setIndex:"setFrameIndex"}),u.mapMethods(ee);var ie=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return C(e,t),e.prototype._sceneFunc=function(t){var e=this.innerRadius(),i=this.outerRadius(),r=this.numPoints();t.beginPath(),t.moveTo(0,0-i);for(var n=1;n<2*r;n++){var a=n%2==0?i:e,o=a*Math.sin(n*Math.PI/r),s=-1*a*Math.cos(n*Math.PI/r);t.lineTo(o,s)}t.closePath(),t.fillStrokeShape(this)},e.prototype.getWidth=function(){return 2*this.outerRadius()},e.prototype.getHeight=function(){return 2*this.outerRadius()},e.prototype.setWidth=function(t){this.outerRadius()!==t/2&&this.outerRadius(t/2)},e.prototype.setHeight=function(t){this.outerRadius()!==t/2&&this.outerRadius(t/2)},e}(Gt);ie.prototype.className="Star",ie.prototype._centroid=!0,S.addGetterSetter(ie,"numPoints",5,x.getNumberValidator()),S.addGetterSetter(ie,"innerRadius",0,x.getNumberValidator()),S.addGetterSetter(ie,"outerRadius",0,x.getNumberValidator()),u.mapMethods(ie);var re,ne="auto",ae="justify",oe=["fontFamily","fontSize","fontStyle","fontVariant","padding","align","verticalAlign","lineHeight","text","width","height","wrap","ellipsis","letterSpacing"],se=oe.length;function he(){return re||(re=O.createCanvasElement().getContext("2d"))}var le=function(r){function t(t){var e=this;(t=t||{}).fillLinearGradientColorStops||t.fillRadialGradientColorStops||t.fillPatternImage||(t.fill=t.fill||"black"),e=r.call(this,t)||this;for(var i=0;i<se;i++)e.on(oe[i]+"Change.konva",e._setTextData);return e._setTextData(),e.sceneFunc(e._sceneFunc),e.hitFunc(e._hitFunc),e}return C(t,r),t.prototype._sceneFunc=function(t){var e,i=this.padding(),r=this.getTextHeight(),n=this.lineHeight()*r,a=this.textArr,o=a.length,s=this.verticalAlign(),h=0,l=this.align(),d=this.getWidth(),c=this.letterSpacing(),u=this.fill(),p=this.fontSize(),f=this.textDecoration(),g=-1!==f.indexOf("underline"),v=-1!==f.indexOf("line-through");for(t.setAttr("font",this._getContextFont()),t.setAttr("textBaseline","middle"),t.setAttr("textAlign","left"),"middle"===s?h=(this.getHeight()-o*n-2*i)/2:"bottom"===s&&(h=this.getHeight()-o*n-2*i),i?t.translate(i,h+i+n/2):t.translate(0,h+n/2),e=0;e<o;e++){var y,m,_,b=a[e],S=b.text,x=b.width,w=e!==o-1;if(t.save(),"right"===l?t.translate(d-x-2*i,0):"center"===l&&t.translate((d-x-2*i)/2,0),g&&(t.save(),t.beginPath(),t.moveTo(0,Math.round(n/2)),m=0===(y=S.split(" ").length-1),_=l===ae&&w&&!m?d-2*i:x,t.lineTo(Math.round(_),Math.round(n/2)),t.lineWidth=p/15,t.strokeStyle=u,t.stroke(),t.restore()),v&&(t.save(),t.beginPath(),t.moveTo(0,0),m=0===(y=S.split(" ").length-1),_=l===ae&&w&&!m?d-2*i:x,t.lineTo(Math.round(_),0),t.lineWidth=p/15,t.strokeStyle=u,t.stroke(),t.restore()),0!==c||l===ae){y=S.split(" ").length-1;for(var C=0;C<S.length;C++){var k=S[C];" "===k&&e!==o-1&&l===ae&&t.translate(Math.floor((d-2*i-x)/y),0),this.partialText=k,t.fillStrokeShape(this),t.translate(Math.round(this._getTextSize(k).width)+c,0)}}else this.partialText=S,t.fillStrokeShape(this);t.restore(),1<o&&t.translate(0,n)}},t.prototype._hitFunc=function(t){var e=this.getWidth(),i=this.getHeight();t.beginPath(),t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)},t.prototype.setText=function(t){var e=O._isString(t)?t:(t||"").toString();return this._setAttr("text",e),this},t.prototype.getWidth=function(){return this.attrs.width===ne||void 0===this.attrs.width?this.getTextWidth()+2*this.padding():this.attrs.width},t.prototype.getHeight=function(){return this.attrs.height===ne||void 0===this.attrs.height?this.getTextHeight()*this.textArr.length*this.lineHeight()+2*this.padding():this.attrs.height},t.prototype.getTextWidth=function(){return this.textWidth},t.prototype.getTextHeight=function(){return this.textHeight},t.prototype._getTextSize=function(t){var e,i=he(),r=this.fontSize();return i.save(),i.font=this._getContextFont(),e=i.measureText(t),i.restore(),{width:e.width,height:r}},t.prototype._getContextFont=function(){return d.isIE?this.fontStyle()+" "+this.fontSize()+"px "+this.fontFamily():this.fontStyle()+" "+this.fontVariant()+" "+this.fontSize()+"px "+this.fontFamily()},t.prototype._addTextLine=function(t){this.align()===ae&&(t=t.trim());var e=this._getTextWidth(t);return this.textArr.push({text:t,width:e})},t.prototype._getTextWidth=function(t){var e=this.letterSpacing(),i=t.length;return he().measureText(t).width+(i?e*(i-1):0)},t.prototype._setTextData=function(){var t=this.text().split("\n"),e=+this.fontSize(),i=0,r=this.lineHeight()*e,n=this.attrs.width,a=this.attrs.height,o=n!==ne&&void 0!==n,s=a!==ne&&void 0!==a,h=this.padding(),l=n-2*h,d=a-2*h,c=0,u=this.wrap(),p="none"!==u,f="char"!==u&&p,g=this.ellipsis()&&!p;this.textArr=[],he().font=this._getContextFont();for(var v=g?this._getTextWidth("…"):0,y=0,m=t.length;y<m;++y){var _=t[y],b=this._getTextWidth(_);if(o&&l<b)for(;0<_.length;){for(var S=0,x=_.length,w="",C=0;S<x;){var k=S+x>>>1,T=_.slice(0,k+1),P=this._getTextWidth(T)+v;P<=l?(S=k+1,w=T+(g?"…":""),C=P):x=k}if(!w)break;if(f){var M,A=_[w.length];0<(M=(" "===A||"-"===A)&&C<=l?w.length:Math.max(w.lastIndexOf(" "),w.lastIndexOf("-"))+1)&&(S=M,w=w.slice(0,S),C=this._getTextWidth(w))}if(w=w.trimRight(),this._addTextLine(w),i=Math.max(i,C),c+=r,!p||s&&d<c+r)break;if(0<(_=(_=_.slice(S)).trimLeft()).length&&(b=this._getTextWidth(_))<=l){this._addTextLine(_),c+=r,i=Math.max(i,b);break}}else this._addTextLine(_),c+=r,i=Math.max(i,b);if(s&&d<c+r)break}this.textHeight=e,this.textWidth=i},t.prototype.getStrokeScaleEnabled=function(){return!0},t}(Gt);le.prototype._fillFunc=function(t){t.fillText(this.partialText,0,0)},le.prototype._strokeFunc=function(t){t.strokeText(this.partialText,0,0)},le.prototype.className="Text",S.addGetterSetter(le,"width",void 0,x.getNumberOrAutoValidator()),S.addGetterSetter(le,"height",void 0,x.getNumberOrAutoValidator()),S.addGetterSetter(le,"fontFamily","Arial"),S.addGetterSetter(le,"fontSize",12,x.getNumberValidator()),S.addGetterSetter(le,"fontStyle","normal"),S.addGetterSetter(le,"fontVariant","normal"),S.addGetterSetter(le,"padding",0,x.getNumberValidator()),S.addGetterSetter(le,"align","left"),S.addGetterSetter(le,"verticalAlign","top"),S.addGetterSetter(le,"lineHeight",1,x.getNumberValidator()),S.addGetterSetter(le,"wrap","word"),S.addGetterSetter(le,"ellipsis",!1),S.addGetterSetter(le,"letterSpacing",0,x.getNumberValidator()),S.addGetterSetter(le,"text","",x.getStringValidator()),S.addGetterSetter(le,"textDecoration",""),u.mapMethods(le);function de(t){t.fillText(this.partialText,0,0)}function ce(t){t.strokeText(this.partialText,0,0)}var ue=function(i){function t(t){var e=i.call(this,t)||this;return e.dummyCanvas=O.createCanvasElement(),e.dataArray=[],e.dataArray=Qt.parsePathData(e.attrs.data),e.on("dataChange.konva",function(){this.dataArray=Qt.parsePathData(this.attrs.data),this._setTextData()}),e.on("textChange.konva alignChange.konva letterSpacingChange.konva kerningFuncChange.konva",e._setTextData),t&&t.getKerning&&(O.warn('getKerning TextPath API is deprecated. Please use "kerningFunc" instead.'),e.kerningFunc(t.getKerning)),e._setTextData(),e}return C(t,i),t.prototype._sceneFunc=function(t){t.setAttr("font",this._getContextFont()),t.setAttr("textBaseline",this.textBaseline()),t.setAttr("textAlign","left"),t.save();var e=this.textDecoration(),i=this.fill(),r=this.fontSize(),n=this.glyphInfo;"underline"===e&&t.beginPath();for(var a=0;a<n.length;a++){t.save();var o=n[a].p0;t.translate(o.x,o.y),t.rotate(n[a].rotation),this.partialText=n[a].text,t.fillStrokeShape(this),"underline"===e&&(0===a&&t.moveTo(0,r/2+1),t.lineTo(r,r/2+1)),t.restore()}"underline"===e&&(t.strokeStyle=i,t.lineWidth=r/20,t.stroke()),t.restore()},t.prototype._hitFunc=function(t){t.beginPath();var e=this.glyphInfo;if(1<=e.length){var i=e[0].p0;t.moveTo(i.x,i.y)}for(var r=0;r<e.length;r++){var n=e[r].p1;t.lineTo(n.x,n.y)}t.setAttr("lineWidth",this.fontSize()),t.setAttr("strokeStyle",this.colorKey),t.stroke()},t.prototype.getTextWidth=function(){return this.textWidth},t.prototype.getTextHeight=function(){return this.textHeight},t.prototype.setText=function(t){return le.prototype.setText.call(this,t)},t.prototype._getContextFont=function(){return le.prototype._getContextFont.call(this)},t.prototype._getTextSize=function(t){var e=this.dummyCanvas.getContext("2d");e.save(),e.font=this._getContextFont();var i=e.measureText(t);return e.restore(),{width:i.width,height:parseInt(this.attrs.fontSize,10)}},t.prototype._setTextData=function(){var l=this,t=this._getTextSize(this.attrs.text),d=this.letterSpacing(),c=this.align(),e=this.kerningFunc();this.textWidth=t.width,this.textHeight=t.height;var u=Math.max(this.textWidth+((this.attrs.text||"").length-1)*d,0);this.glyphInfo=[];for(var p=0,i=0;i<l.dataArray.length;i++)0<l.dataArray[i].pathLength&&(p+=l.dataArray[i].pathLength);var r=0;"center"===c&&(r=Math.max(0,p/2-u/2)),"right"===c&&(r=Math.max(0,p-u));for(var f,g,v,n=this.text().split(""),y=this.text().split(" ").length-1,a=-1,m=0,_=function(){m=0;for(var t=l.dataArray,e=a+1;e<t.length;e++){if(0<t[e].pathLength)return t[a=e];"M"===t[e].command&&(f={x:t[e].points[0],y:t[e].points[1]})}return{}},o=function(t){var e=l._getTextSize(t).width+d;" "===t&&"justify"===c&&(e+=(p-u)/y);var i=0,r=0;for(g=void 0;.01<Math.abs(e-i)/e&&r<25;){r++;for(var n=i;void 0===v;)(v=_())&&n+v.pathLength<e&&(n+=v.pathLength,v=void 0);if(v==={}||void 0===f)return;var a=!1;switch(v.command){case"L":Qt.getLineLength(f.x,f.y,v.points[0],v.points[1])>e?g=Qt.getPointOnLine(e,f.x,f.y,v.points[0],v.points[1],f.x,f.y):v=void 0;break;case"A":var o=v.points[4],s=v.points[5],h=v.points[4]+s;0===m?m=o+1e-8:i<e?m+=Math.PI/180*s/Math.abs(s):m-=Math.PI/360*s/Math.abs(s),(s<0&&m<h||0<=s&&h<m)&&(m=h,a=!0),g=Qt.getPointOnEllipticalArc(v.points[0],v.points[1],v.points[2],v.points[3],m,v.points[6]);break;case"C":0===m?m=e>v.pathLength?1e-8:e/v.pathLength:i<e?m+=(e-i)/v.pathLength:m-=(i-e)/v.pathLength,1<m&&(m=1,a=!0),g=Qt.getPointOnCubicBezier(m,v.start.x,v.start.y,v.points[0],v.points[1],v.points[2],v.points[3],v.points[4],v.points[5]);break;case"Q":0===m?m=e/v.pathLength:i<e?m+=(e-i)/v.pathLength:m-=(i-e)/v.pathLength,1<m&&(m=1,a=!0),g=Qt.getPointOnQuadraticBezier(m,v.start.x,v.start.y,v.points[0],v.points[1],v.points[2],v.points[3])}void 0!==g&&(i=Qt.getLineLength(f.x,f.y,g.x,g.y)),a&&(a=!1,v=void 0)}},s=l._getTextSize("C").width+d,h=0;h<r/s&&(o("C"),void 0!==f&&void 0!==g);h++)f=g;for(var b=0;b<n.length&&(o(n[b]),void 0!==f&&void 0!==g);b++){var S=Qt.getLineLength(f.x,f.y,g.x,g.y),x=0;if(e)try{x=e(n[b-1],n[b])*this.fontSize()}catch(t){x=0}f.x+=x,g.x+=x,this.textWidth+=x;var w=Qt.getPointOnLine(x+S/2,f.x,f.y,g.x,g.y),C=Math.atan2(g.y-f.y,g.x-f.x);this.glyphInfo.push({transposeX:w.x,transposeY:w.y,text:n[b],rotation:C,p0:f,p1:g}),f=g}},t.prototype.getSelfRect=function(){var e=[];this.glyphInfo.forEach(function(t){e.push(t.p0.x),e.push(t.p0.y),e.push(t.p1.x),e.push(t.p1.y)});for(var t,i,r=e[0],n=e[0],a=e[0],o=e[0],s=0;s<e.length/2;s++)t=e[2*s],i=e[2*s+1],r=Math.min(r,t),n=Math.max(n,t),a=Math.min(a,i),o=Math.max(o,i);var h=this.fontSize();return{x:Math.round(r)-h/2,y:Math.round(a)-h/2,width:Math.round(n-r)+h,height:Math.round(o-a)+h}},t}(Gt);ue.prototype._fillFunc=de,ue.prototype._strokeFunc=ce,ue.prototype._fillFuncHit=de,ue.prototype._strokeFuncHit=ce,ue.prototype.className="TextPath",S.addGetterSetter(ue,"data"),S.addGetterSetter(ue,"fontFamily","Arial"),S.addGetterSetter(ue,"fontSize",12,x.getNumberValidator()),S.addGetterSetter(ue,"fontStyle","normal"),S.addGetterSetter(ue,"align","left"),S.addGetterSetter(ue,"letterSpacing",0,x.getNumberValidator()),S.addGetterSetter(ue,"textBaseline","middle"),S.addGetterSetter(ue,"fontVariant","normal"),S.addGetterSetter(ue,"text",""),S.addGetterSetter(ue,"textDecoration",null),S.addGetterSetter(ue,"kerningFunc",null),u.mapMethods(ue);var pe=["resizeEnabledChange","rotateAnchorOffsetChange","rotateEnabledChange","enabledAnchorsChange","anchorSizeChange","borderEnabledChange","borderStrokeChange","borderStrokeWidthChange","borderDashChange","anchorStrokeChange","anchorStrokeWidthChange","anchorFillChange","anchorCornerRadiusChange","ignoreStrokeChange"].join(" "),fe="nodeRect",ge=["xChange.resizer","yChange.resizer","widthChange.resizer","heightChange.resizer","scaleXChange.resizer","scaleYChange.resizer","skewXChange.resizer","skewYChange.resizer","rotationChange.resizer","offsetXChange.resizer","offsetYChange.resizer","transformsEnabledChange.resizer"].join(" "),ve=["widthChange.resizer","heightChange.resizer","scaleXChange.resizer","scaleYChange.resizer","skewXChange.resizer","skewYChange.resizer","rotationChange.resizer","offsetXChange.resizer","offsetYChange.resizer"].join(" "),ye={"top-left":-45,"top-center":0,"top-right":45,"middle-right":-90,"middle-left":90,"bottom-left":-135,"bottom-center":180,"bottom-right":135};var me=["top-left","top-center","top-right","middle-right","middle-left","bottom-left","bottom-center","bottom-right"],_e=function(i){function t(t){var e=i.call(this,t)||this;return e._transforming=!1,e._createElements(),e._handleMouseMove=e._handleMouseMove.bind(e),e._handleMouseUp=e._handleMouseUp.bind(e),e.update=e.update.bind(e),e.on(pe,e.update),e.getNode()&&e.update(),e}return C(t,i),t.prototype.attachTo=function(t){return this.setNode(t),this},t.prototype.setNode=function(t){return this._node&&this.detach(),this._node=t,this._resetTransformCache(),t.on(ge,this._resetTransformCache.bind(this)),t.on(ve,function(){this._transforming||this.update()}.bind(this)),!!this.findOne(".top-left")&&this.update(),this},t.prototype.getNode=function(){return this._node},t.prototype.detach=function(){this.getNode()&&(this.getNode().off(".resizer"),this._node=void 0),this._resetTransformCache()},t.prototype._resetTransformCache=function(){this._clearCache(fe),this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform")},t.prototype._getNodeRect=function(){return this._getCache(fe,this.__getNodeRect)},t.prototype.__getNodeRect=function(){var t=this.getNode();if(!t)return{x:-1e8,y:-1e8,width:0,height:0,rotation:0};var e=t.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),i=D(t.rotation()),r=e.x*t.scaleX()-t.offsetX()*t.scaleX(),n=e.y*t.scaleY()-t.offsetY()*t.scaleY();return{x:t.x()+r*Math.cos(i)+n*Math.sin(-i),y:t.y()+n*Math.cos(i)+r*Math.sin(i),width:e.width*t.scaleX(),height:e.height*t.scaleY(),rotation:t.rotation()}},t.prototype.getX=function(){return this._getNodeRect().x},t.prototype.getY=function(){return this._getNodeRect().y},t.prototype.getRotation=function(){return this._getNodeRect().rotation},t.prototype.getWidth=function(){return this._getNodeRect().width},t.prototype.getHeight=function(){return this._getNodeRect().height},t.prototype._createElements=function(){this._createBack(),me.forEach(function(t){this._createAnchor(t)}.bind(this)),this._createAnchor("rotater")},t.prototype._createAnchor=function(a){var o=new Jt({stroke:"rgb(0, 161, 255)",fill:"white",strokeWidth:1,name:a+" _anchor",dragDistance:0,draggable:!0}),e=this;o.on("mousedown touchstart",function(t){e._handleMouseDown(t)}),o.on("dragstart",function(t){t.cancelBubble=!0}),o.on("dragmove",function(t){t.cancelBubble=!0}),o.on("dragend",function(t){t.cancelBubble=!0}),o.on("mouseenter",function(){var t=this.getParent(),e=D(t.rotation()),i=t.getNode().getAbsoluteScale(),r=i.y*i.x<0,n=function(t,e,i){if("rotater"===t)return"crosshair";e+=O._degToRad(ye[t]||0),i&&(e*=-1);var r=(O._radToDeg(e)%360+360)%360;return O._inRange(r,337.5,360)||O._inRange(r,0,22.5)?"ns-resize":O._inRange(r,22.5,67.5)?"nesw-resize":O._inRange(r,67.5,112.5)?"ew-resize":O._inRange(r,112.5,157.5)?"nwse-resize":O._inRange(r,157.5,202.5)?"ns-resize":O._inRange(r,202.5,247.5)?"nesw-resize":O._inRange(r,247.5,292.5)?"ew-resize":O._inRange(r,292.5,337.5)?"nwse-resize":(O.error("Transformer has unknown angle for cursor detection: "+r),"pointer")}(a,e,r);o.getStage().content.style.cursor=n,t._cursorChange=!0}),o.on("mouseout",function(){o.getStage()&&this.getParent()&&(o.getStage().content.style.cursor="",this.getParent()._cursorChange=!1)}),this.add(o)},t.prototype._createBack=function(){var t=new Gt({name:"back",width:0,height:0,listening:!1,sceneFunc:function(t){var e=this.getParent(),i=e.padding();t.beginPath(),t.rect(-i,-i,this.width()+2*i,this.height()+2*i),t.moveTo(this.width()/2,-i),e.rotateEnabled()&&t.lineTo(this.width()/2,-e.rotateAnchorOffset()*O._sign(this.height())),t.fillStrokeShape(this)}});this.add(t)},t.prototype._handleMouseDown=function(t){this.movingResizer=t.target.name().split(" ")[0];var e=this._getNodeRect(),i=e.width,r=e.height,n=Math.sqrt(Math.pow(i,2)+Math.pow(r,2));this.sin=r/n,this.cos=i/n,window.addEventListener("mousemove",this._handleMouseMove),window.addEventListener("touchmove",this._handleMouseMove),window.addEventListener("mouseup",this._handleMouseUp,!0),window.addEventListener("touchend",this._handleMouseUp,!0),this._transforming=!0,this._fire("transformstart",{evt:t}),this.getNode()._fire("transformstart",{evt:t})},t.prototype._handleMouseMove=function(t){var e,i,r,n=this.findOne("."+this.movingResizer),a=n.getStage().getContent().getBoundingClientRect(),o=a.left,s=a.top,h={x:(void 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if("middle-left"===this.movingResizer)this.findOne(".top-left").x(n.x());else if("middle-right"===this.movingResizer)this.findOne(".bottom-right").x(n.x());else if("bottom-left"===this.movingResizer)l&&(e=(r=Math.sqrt(Math.pow(this.findOne(".top-right").x()-n.x(),2)+Math.pow(this.findOne(".top-right").y()-n.y(),2)))*this.cos,i=r*this.sin,this.findOne(".bottom-left").x(this.findOne(".top-right").x()-e),this.findOne(".bottom-left").y(i)),d=n.position(),this.findOne(".top-left").x(d.x),this.findOne(".bottom-right").y(d.y);else if("bottom-center"===this.movingResizer)this.findOne(".bottom-right").y(n.y());else if("bottom-right"===this.movingResizer)l&&(e=(r=Math.sqrt(Math.pow(this.findOne(".bottom-right").x(),2)+Math.pow(this.findOne(".bottom-right").y(),2)))*this.cos,i=r*this.sin,this.findOne(".bottom-right").x(e),this.findOne(".bottom-right").y(i));else if("rotater"===this.movingResizer){var c=this.padding(),u=this._getNodeRect();e=n.x()-u.width/2,i=-n.y()+u.height/2;var 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v=u+4*(g-1),y=o;g+y<1&&(y=0),h<g+y&&(y=0);var m=f+4*(g-1+y),_=s[v]-s[m],b=s[v+1]-s[m+1],S=s[v+2]-s[m+2],x=_,w=0<x?x:-x;if(w<(0<b?b:-b)&&(x=b),w<(0<S?S:-S)&&(x=S),x*=e,n){var C=s[v]+x,k=s[v+1]+x,T=s[v+2]+x;s[v]=255<C?255:C<0?0:C,s[v+1]=255<k?255:k<0?0:k,s[v+2]=255<T?255:T<0?0:T}else{var P=i-x;P<0?P=0:255<P&&(P=255),s[v]=s[v+1]=s[v+2]=P}}while(--g)}while(--c)},Enhance:function(t){var e,i,r,n,a=t.data,o=a.length,s=a[0],h=s,l=a[1],d=l,c=a[2],u=c,p=this.enhance();if(0!==p){for(n=0;n<o;n+=4)(e=a[n+0])<s?s=e:h<e&&(h=e),(i=a[n+1])<l?l=i:d<i&&(d=i),(r=a[n+2])<c?c=r:u<r&&(u=r);var f,g,v,y,m,_,b,S,x;for(h===s&&(h=255,s=0),d===l&&(d=255,l=0),u===c&&(u=255,c=0),x=0<p?(g=h+p*(255-h),v=s-p*(s-0),m=d+p*(255-d),_=l-p*(l-0),S=u+p*(255-u),c-p*(c-0)):(g=h+p*(h-(f=.5*(h+s))),v=s+p*(s-f),m=d+p*(d-(y=.5*(d+l))),_=l+p*(l-y),S=u+p*(u-(b=.5*(u+c))),c+p*(c-b)),n=0;n<o;n+=4)a[n+0]=Ce(a[n+0],s,h,v,g),a[n+1]=Ce(a[n+1],l,d,_,m),a[n+2]=Ce(a[n+2],c,u,x,S)}},Grayscale:function(t){var e,i,r=t.data,n=r.length;for(e=0;e<n;e+=4)i=.34*r[e]+.5*r[e+1]+.16*r[e+2],r[e]=i,r[e+1]=i,r[e+2]=i},HSL:function(t){var e,i,r,n,a,o=t.data,s=o.length,h=Math.pow(2,this.saturation()),l=Math.abs(this.hue()+360)%360,d=127*this.luminance(),c=1*h*Math.cos(l*Math.PI/180),u=1*h*Math.sin(l*Math.PI/180),p=.299+.701*c+.167*u,f=.587-.587*c+.33*u,g=.114-.114*c-.497*u,v=.299-.299*c-.328*u,y=.587+.413*c+.035*u,m=.114-.114*c+.293*u,_=.299-.3*c+1.25*u,b=.587-.586*c-1.05*u,S=.114+.886*c-.2*u;for(e=0;e<s;e+=4)i=o[e+0],r=o[e+1],n=o[e+2],a=o[e+3],o[e+0]=p*i+f*r+g*n+d,o[e+1]=v*i+y*r+m*n+d,o[e+2]=_*i+b*r+S*n+d,o[e+3]=a},HSV:function(t){var e,i,r,n,a,o=t.data,s=o.length,h=Math.pow(2,this.value()),l=Math.pow(2,this.saturation()),d=Math.abs(this.hue()+360)%360,c=h*l*Math.cos(d*Math.PI/180),u=h*l*Math.sin(d*Math.PI/180),p=.299*h+.701*c+.167*u,f=.587*h-.587*c+.33*u,g=.114*h-.114*c-.497*u,v=.299*h-.299*c-.328*u,y=.587*h+.413*c+.035*u,m=.114*h-.114*c+.293*u,_=.299*h-.3*c+1.25*u,b=.587*h-.586*c-1.05*u,S=.114*h+.886*c-.2*u;for(e=0;e<s;e+=4)i=o[e+0],r=o[e+1],n=o[e+2],a=o[e+3],o[e+0]=p*i+f*r+g*n,o[e+1]=v*i+y*r+m*n,o[e+2]=_*i+b*r+S*n,o[e+3]=a},Invert:function(t){var e,i=t.data,r=i.length;for(e=0;e<r;e+=4)i[e]=255-i[e],i[e+1]=255-i[e+1],i[e+2]=255-i[e+2]},Kaleidoscope:function(t){var e,i,r,n,a,o,s,h,l,d=t.width,c=t.height,u=Math.round(this.kaleidoscopePower()),p=Math.round(this.kaleidoscopeAngle()),f=Math.floor(d*(p%360)/360);if(!(u<1)){var g=O.createCanvasElement();g.width=d,g.height=c;var v=g.getContext("2d").getImageData(0,0,d,c);!function(t,e,i){var r,n,a,o,s=t.data,h=e.data,l=t.width,d=t.height,c=i.polarCenterX||l/2,u=i.polarCenterY||d/2,p=0,f=0,g=0,v=0,y=Math.sqrt(c*c+u*u);n=l-c,a=d-u,y=y<(o=Math.sqrt(n*n+a*a))?o:y;var m,_,b,S,x=d,w=l,C=360/w*Math.PI/180;for(_=0;_<w;_+=1)for(b=Math.sin(_*C),S=Math.cos(_*C),m=0;m<x;m+=1)n=Math.floor(c+y*m/x*S),p=s[0+(r=4*((a=Math.floor(u+y*m/x*b))*l+n))],f=s[r+1],g=s[r+2],v=s[r+3],h[0+(r=4*(_+m*l))]=p,h[r+1]=f,h[r+2]=g,h[r+3]=v}(t,v,{polarCenterX:d/2,polarCenterY:c/2});for(var y=d/Math.pow(2,u);y<=8;)y*=2,u-=1;var m=y=Math.ceil(y),_=0,b=m,S=1;for(d<f+y&&(_=m,b=0,S=-1),i=0;i<c;i+=1)for(e=_;e!==b;e+=S)h=4*(d*i+Math.round(e+f)%d),n=v.data[h+0],a=v.data[h+1],o=v.data[h+2],s=v.data[h+3],l=4*(d*i+e),v.data[l+0]=n,v.data[l+1]=a,v.data[l+2]=o,v.data[l+3]=s;for(i=0;i<c;i+=1)for(m=Math.floor(y),r=0;r<u;r+=1){for(e=0;e<m+1;e+=1)h=4*(d*i+e),n=v.data[h+0],a=v.data[h+1],o=v.data[h+2],s=v.data[h+3],l=4*(d*i+2*m-e-1),v.data[l+0]=n,v.data[l+1]=a,v.data[l+2]=o,v.data[l+3]=s;m*=2}!function(t,e,i){var r,n,a,o,s,h,l=t.data,d=e.data,c=t.width,u=t.height,p=i.polarCenterX||c/2,f=i.polarCenterY||u/2,g=0,v=0,y=0,m=0,_=Math.sqrt(p*p+f*f);n=c-p,a=u-f,_=_<(h=Math.sqrt(n*n+a*a))?h:_;var b,S,x,w=u,C=c,k=i.polarRotation||0;for(n=0;n<c;n+=1)for(a=0;a<u;a+=1)o=n-p,s=a-f,b=Math.sqrt(o*o+s*s)*w/_,S=(S=(180*Math.atan2(s,o)/Math.PI+360+k)%360)*C/360,x=Math.floor(S),g=l[0+(r=4*(Math.floor(b)*c+x))],v=l[r+1],y=l[r+2],m=l[r+3],d[0+(r=4*(a*c+n))]=g,d[r+1]=v,d[r+2]=y,d[r+3]=m}(v,t,{polarRotation:0})}},Mask:function(t){var e=function(t,e){var i=ke(t,0,0),r=ke(t,t.width-1,0),n=ke(t,0,t.height-1),a=ke(t,t.width-1,t.height-1),o=e||10;if(Te(i,r)<o&&Te(r,a)<o&&Te(a,n)<o&&Te(n,i)<o){for(var s=function(t){for(var e=[0,0,0],i=0;i<t.length;i++)e[0]+=t[i][0],e[1]+=t[i][1],e[2]+=t[i][2];return e[0]/=t.length,e[1]/=t.length,e[2]/=t.length,e}([r,i,a,n]),h=[],l=0;l<t.width*t.height;l++){var d=Te(s,[t.data[4*l],t.data[4*l+1],t.data[4*l+2]]);h[l]=d<o?0:255}return h}}(t,this.threshold());return e&&function(t,e){for(var i=0;i<t.width*t.height;i++)t.data[4*i+3]=e[i]}(t,e=function(t,e,i){for(var r=[1/9,1/9,1/9,1/9,1/9,1/9,1/9,1/9,1/9],n=Math.round(Math.sqrt(r.length)),a=Math.floor(n/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,d=0,c=0;c<n;c++)for(var u=0;u<n;u++){var p=s+c-a,f=h+u-a;if(0<=p&&p<i&&0<=f&&f<e){var g=r[c*n+u];d+=t[p*e+f]*g}}o[l]=d}return o}(e=function(t,e,i){for(var r=[1,1,1,1,1,1,1,1,1],n=Math.round(Math.sqrt(r.length)),a=Math.floor(n/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,d=0,c=0;c<n;c++)for(var u=0;u<n;u++){var p=s+c-a,f=h+u-a;if(0<=p&&p<i&&0<=f&&f<e){var g=r[c*n+u];d+=t[p*e+f]*g}}o[l]=1020<=d?255:0}return o}(e=function(t,e,i){for(var r=[1,1,1,1,0,1,1,1,1],n=Math.round(Math.sqrt(r.length)),a=Math.floor(n/2),o=[],s=0;s<i;s++)for(var h=0;h<e;h++){for(var l=s*e+h,d=0,c=0;c<n;c++)for(var u=0;u<n;u++){var p=s+c-a,f=h+u-a;if(0<=p&&p<i&&0<=f&&f<e){var g=r[c*n+u];d+=t[p*e+f]*g}}o[l]=2040===d?255:0}return o}(e,t.width,t.height),t.width,t.height),t.width,t.height)),t},Noise:function(t){var e,i=255*this.noise(),r=t.data,n=r.length,a=i/2;for(e=0;e<n;e+=4)r[e+0]+=a-2*a*Math.random(),r[e+1]+=a-2*a*Math.random(),r[e+2]+=a-2*a*Math.random()},Pixelate:function(t){var e,i,r,n,a,o,s,h,l,d,c,u,p,f,g=Math.ceil(this.pixelSize()),v=t.width,y=t.height,m=Math.ceil(v/g),_=Math.ceil(y/g);if(t=t.data,g<=0)O.error("pixelSize value can not be <= 0");else for(u=0;u<m;u+=1)for(p=0;p<_;p+=1){for(l=(h=u*g)+g,c=(d=p*g)+g,f=s=o=a=n=0,e=h;e<l;e+=1)if(!(v<=e))for(i=d;i<c;i+=1)y<=i||(n+=t[0+(r=4*(v*i+e))],a+=t[r+1],o+=t[r+2],s+=t[r+3],f+=1);for(n/=f,a/=f,o/=f,s/=f,e=h;e<l;e+=1)if(!(v<=e))for(i=d;i<c;i+=1)y<=i||(t[0+(r=4*(v*i+e))]=n,t[r+1]=a,t[r+2]=o,t[r+3]=s)}},Posterize:function(t){var e,i=Math.round(254*this.levels())+1,r=t.data,n=r.length,a=255/i;for(e=0;e<n;e+=1)r[e]=Math.floor(r[e]/a)*a},RGB:function(t){var e,i,r=t.data,n=r.length,a=this.red(),o=this.green(),s=this.blue();for(e=0;e<n;e+=4)i=(.34*r[e]+.5*r[e+1]+.16*r[e+2])/255,r[e]=i*a,r[e+1]=i*o,r[e+2]=i*s,r[e+3]=r[e+3]},RGBA:function(t){var e,i,r=t.data,n=r.length,a=this.red(),o=this.green(),s=this.blue(),h=this.alpha();for(e=0;e<n;e+=4)i=1-h,r[e]=a*h+r[e]*i,r[e+1]=o*h+r[e+1]*i,r[e+2]=s*h+r[e+2]*i},Sepia:function(t){var e,i,r,n,a,o,s,h,l,d=t.data,c=t.width,u=t.height,p=4*c;do{for(e=(u-1)*p,i=c;s=.393*(n=d[r=e+4*(i-1)])+.769*(a=d[r+1])+.189*(o=d[r+2]),h=.349*n+.686*a+.168*o,l=.272*n+.534*a+.131*o,d[r]=255<s?255:s,d[r+1]=255<h?255:h,d[r+2]=255<l?255:l,d[r+3]=d[r+3],--i;);}while(--u)},Solarize:function(t){var e=t.data,i=t.width,r=4*i,n=t.height;do{var a=(n-1)*r,o=i;do{var s=a+4*(o-1),h=e[s],l=e[s+1],d=e[s+2];127<h&&(h=255-h),127<l&&(l=255-l),127<d&&(d=255-d),e[s]=h,e[s+1]=l,e[s+2]=d}while(--o)}while(--n)},Threshold:function(t){var e,i=255*this.threshold(),r=t.data,n=r.length;for(e=0;e<n;e+=1)r[e]=r[e]<i?0:255}},Collection:u,Util:O,Node:tt,ids:B,Container:et,Stage:_t,stages:mt,Layer:wt,FastLayer:Ct,Group:kt,DD:E,Shape:Gt,Animation:I,Tween:Nt,Easings:Ft,Arc:It,Arrow:Bt,Circle:Vt,Ellipse:zt,Image:Ht,Label:qt,Tag:Kt,Line:Et,Path:Qt,Rect:Jt,RegularPolygon:Zt,Ring:te,Sprite:ee,Star:ie,Text:le,TextPath:ue,Transformer:_e,Wedge:be,version:"3.0.0-0",names:n,shapes:o,isBrowser:a,isUnminified:t,dblClickWindow:400,isDragging:function(){var t=L().DD;return!!t&&t.isDragging},isDragReady:function(){var t=L().DD;return!!t&&!!t.node},_addName:h,_removeName:l,getAngle:D,_detectIE:s,_parseUA:i,glob:r,UA:d,document:c,getGlobalKonva:L};return r.Konva=Pe});
\ No newline at end of file
diff --git a/src/Stage.ts b/src/Stage.ts
index 32a49dc6..74afab07 100644
--- a/src/Stage.ts
+++ b/src/Stage.ts
@@ -345,10 +345,6 @@ export class Stage extends Container {
   }
   _mouseover(evt) {
     this._setPointerPosition(evt);
-    // TODO: add test on mouseover
-    // I guess it should fire on:
-    // 1. mouseenter
-    // 2. leave or enter any shape
     this._fire(CONTENT_MOUSEOVER, { evt: evt });
     this._fire(MOUSEOVER, { evt: evt, target: this, currentTarget: this });
   }
diff --git a/test/unit/Stage-test.js b/test/unit/Stage-test.js
index ee1e776f..fb7edb09 100644
--- a/test/unit/Stage-test.js
+++ b/test/unit/Stage-test.js
@@ -1092,18 +1092,27 @@ suite('Stage', function() {
     assert.equal(dblicks, 1, 'first dbclick registered');
   });
 
-  test.only('test mouseover event on stage', function() {
+  test('test mouseover event on stage', function() {
     var stage = addStage();
     var layer = new Konva.Layer();
     stage.add(layer);
-    var rect = new Konva.Rect({
+    var rect1 = new Konva.Rect({
       x: 50,
       y: 50,
-      width: stage.width(),
-      height: stage.height(),
+      width: 50,
+      height: 50,
       fill: 'red'
     });
-    layer.add(rect);
+    layer.add(rect1);
+
+    var rect2 = new Konva.Rect({
+      x: 100,
+      y: 100,
+      width: 50,
+      height: 50,
+      fill: 'red'
+    });
+    layer.add(rect2);
     layer.draw();
 
     var mouseover = 0;
@@ -1116,8 +1125,10 @@ suite('Stage', function() {
         assert.equal(e.currentTarget, stage);
       }
       if (mouseover === 2) {
-        assert.equal(e.target, rect);
-        assert.equal(e.currentTarget, stage);
+        assert.equal(e.target, rect1);
+      }
+      if (mouseover === 3) {
+        assert.equal(e.target, rect2);
       }
     });
 
@@ -1141,6 +1152,17 @@ suite('Stage', function() {
 
     assert.equal(mouseover, 2, 'moved into inner shape, trigger new mouseover');
 
+    stage.simulateMouseMove({
+      x: 110,
+      y: 110
+    });
+
+    assert.equal(
+      mouseover,
+      3,
+      'moved into second shape, trigger new mouseover'
+    );
+
     stage.simulateMouseMove({
       x: 10,
       y: 10
@@ -1148,8 +1170,8 @@ suite('Stage', function() {
 
     assert.equal(
       mouseover,
-      3,
-      'moved out of inner shape, trigger new mouseover'
+      4,
+      'moved to empty space shape, trigger new mouseover'
     );
   });