konva.min.js

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/*
   * Konva JavaScript Framework v7.1.3
   * http://konvajs.org/
   * Licensed under the MIT
   * Date: Mon Oct 12 2020
   *
   * Original work Copyright (C) 2011 - 2013 by Eric Rowell (KineticJS)
   * Modified work Copyright (C) 2014 - present by Anton Lavrenov (Konva)
   *
   * @license
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Caching is skipped.")},t.prototype.isCached=function(){return this._cache.has("canvas")},t.prototype.getClientRect=function(t){throw new Error('abstract "getClientRect" method call')},t.prototype._transformedRect=function(t,e){var i,n,r,o,a=[{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 a.forEach((function(t){var e=s.point(t);void 0===i&&(i=r=e.x,n=o=e.y),i=Math.min(i,e.x),n=Math.min(n,e.y),r=Math.max(r,e.x),o=Math.max(o,e.y)})),{x:i,y:n,width:r-i,height:o-n}},t.prototype._drawCachedSceneCanvas=function(t){t.save(),t._applyOpacity(this),t._applyGlobalCompositeOperation(this);var e=this._getCanvasCache();t.translate(e.x,e.y);var i=this._getCachedSceneCanvas(),n=i.pixelRatio;t.drawImage(i._canvas,0,0,i.width/n,i.height/n),t.restore()},t.prototype._drawCachedHitCanvas=function(t){var e=this._getCanvasCache(),i=e.hit;t.save(),t.translate(e.x,e.y),t.drawImage(i._canvas,0,0),t.restore()},t.prototype._getCachedSceneCanvas=function(){var t,e,i,n,r=this.filters(),o=this._getCanvasCache(),a=o.scene,s=o.filter,h=s.getContext();if(r){if(!this._filterUpToDate){var l=a.pixelRatio;s.setSize(a.width/a.pixelRatio,a.height/a.pixelRatio);try{for(t=r.length,h.clear(),h.drawImage(a._canvas,0,0,a.getWidth()/l,a.getHeight()/l),e=h.getImageData(0,0,s.getWidth(),s.getHeight()),i=0;i<t;i++)"function"==typeof(n=r[i])?(n.call(this,e),h.putImageData(e,0,0)):f.error("Filter should be type of function, but got "+typeof n+" instead. Please check correct filters")}catch(t){f.error("Unable to apply filter. "+t.message+" This post my help you https://konvajs.org/docs/posts/Tainted_Canvas.html.")}this._filterUpToDate=!0}return s}return a},t.prototype.on=function(t,e){if(this._cache&&this._cache.delete("allEventListeners"),3===arguments.length)return this._delegate.apply(this,arguments);var i,n,r,o,a=t.split(" "),s=a.length;for(i=0;i<s;i++)r=(n=a[i].split("."))[0],o=n[1]||"",this.eventListeners[r]||(this.eventListeners[r]=[]),this.eventListeners[r].push({name:o,handler:e});return this},t.prototype.off=function(t,e){var i,n,r,o,a,s=(t||"").split(" "),h=s.length;if(this._cache&&this._cache.delete("allEventListeners"),!t)for(n in this.eventListeners)this._off(n);for(i=0;i<h;i++)if(o=(r=s[i].split("."))[0],a=r[1],o)this.eventListeners[o]&&this._off(o,a,e);else for(n in this.eventListeners)this._off(n,a,e);return this},t.prototype.dispatchEvent=function(t){var e={target:this,type:t.type,evt:t};return this.fire(t.type,e),this},t.prototype.addEventListener=function(t,e){return this.on(t,(function(t){e.call(this,t.evt)})),this},t.prototype.removeEventListener=function(t){return this.off(t),this},t.prototype._delegate=function(t,e,i){var n=this;this.on(t,(function(t){for(var r=t.target.findAncestors(e,!0,n),o=0;o<r.length;o++)(t=f.cloneObject(t)).currentTarget=r[o],i.call(r[o],t)}))},t.prototype.remove=function(){return this.isDragging()&&this.stopDrag(),I._dragElements.delete(this._id),this._remove(),this},t.prototype._clearCaches=function(){this._clearSelfAndDescendantCache("absoluteTransform"),this._clearSelfAndDescendantCache("absoluteOpacity"),this._clearSelfAndDescendantCache("absoluteScale"),this._clearSelfAndDescendantCache("stage"),this._clearSelfAndDescendantCache("visible"),this._clearSelfAndDescendantCache("listening")},t.prototype._remove=function(){this._clearCaches();var t=this.getParent();t&&t.children&&(t.children.splice(this.index,1),t._setChildrenIndices(),this.parent=null)},t.prototype.destroy=function(){B(this.id(),this);for(var t=(this.name()||"").split(/\s/g),e=0;e<t.length;e++){var i=t[e];z(i,this._id)}return this.remove(),this},t.prototype.getAttr=function(t){var e="get"+f._capitalize(t);return f._isFunction(this[e])?this[e]():this.attrs[t]},t.prototype.getAncestors=function(){for(var t=this.getParent(),e=new s;t;)e.push(t),t=t.getParent();return e},t.prototype.getAttrs=function(){return this.attrs||{}},t.prototype.setAttrs=function(t){var e=this;return this._batchTransformChanges((function(){var i,n;if(!t)return e;for(i in t)"children"!==i&&(n="set"+f._capitalize(i),f._isFunction(e[n])?e[n](t[i]):e._setAttr(i,t[i]))})),this},t.prototype.isListening=function(){return this._getCache("listening",this._isListening)},t.prototype._isListening=function(t){if(!this.listening())return!1;var e=this.getParent();return!e||e===t||this===t||e._isListening(t)},t.prototype.isVisible=function(){return this._getCache("visible",this._isVisible)},t.prototype._isVisible=function(t){if(!this.visible())return!1;var e=this.getParent();return!e||e===t||this===t||e._isVisible(t)},t.prototype.shouldDrawHit=function(t){if(t)return this._isVisible(t)&&this._isListening(t);var e=this.getLayer(),i=!1;I._dragElements.forEach((function(t){"dragging"===t.dragStatus&&("Stage"===t.node.nodeType||t.node.getLayer()===e)&&(i=!0)}));var n=!r.hitOnDragEnabled&&i;return this.isListening()&&this.isVisible()&&!n},t.prototype.show=function(){return this.visible(!0),this},t.prototype.hide=function(){return this.visible(!1),this},t.prototype.getZIndex=function(){return this.index||0},t.prototype.getAbsoluteZIndex=function(){var t,e,i,n,r=this.getDepth(),o=this,a=0;return"Stage"!==o.nodeType&&function s(h){for(t=[],e=h.length,i=0;i<e;i++)n=h[i],a++,"Shape"!==n.nodeType&&(t=t.concat(n.getChildren().toArray())),n._id===o._id&&(i=e);t.length>0&&t[0].getDepth()<=r&&s(t)}(o.getStage().getChildren()),a},t.prototype.getDepth=function(){for(var t=0,e=this.parent;e;)t++,e=e.parent;return t},t.prototype._batchTransformChanges=function(t){this._batchingTransformChange=!0,t(),this._batchingTransformChange=!1,this._needClearTransformCache&&(this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform",!0)),this._needClearTransformCache=!1},t.prototype.setPosition=function(t){var e=this;return this._batchTransformChanges((function(){e.x(t.x),e.y(t.y)})),this},t.prototype.getPosition=function(){return{x:this.x(),y:this.y()}},t.prototype.getAbsolutePosition=function(t){for(var e=!1,i=this.parent;i;){if(i.isCached()){e=!0;break}i=i.parent}e&&!t&&(t=!0);var n=this.getAbsoluteTransform(t).getMatrix(),r=new h,o=this.offset();return r.m=n.slice(),r.translate(o.x,o.y),r.getTranslation()},t.prototype.setAbsolutePosition=function(t){var e=this._clearTransform();this.attrs.x=e.x,this.attrs.y=e.y,delete e.x,delete e.y,this._clearCache("transform");var i=this._getAbsoluteTransform().copy();return i.invert(),i.translate(t.x,t.y),t={x:this.attrs.x+i.getTranslation().x,y:this.attrs.y+i.getTranslation().y},this._setTransform(e),this.setPosition({x:t.x,y:t.y}),this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform"),this},t.prototype._setTransform=function(t){var e;for(e in t)this.attrs[e]=t[e]},t.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,t},t.prototype.move=function(t){var e=t.x,i=t.y,n=this.x(),r=this.y();return void 0!==e&&(n+=e),void 0!==i&&(r+=i),this.setPosition({x:n,y:r}),this},t.prototype._eachAncestorReverse=function(t,e){var i,n,r=[],o=this.getParent();if(!e||e._id!==this._id){for(r.unshift(this);o&&(!e||o._id!==e._id);)r.unshift(o),o=o.parent;for(i=r.length,n=0;n<i;n++)t(r[n])}},t.prototype.rotate=function(t){return this.rotation(this.rotation()+t),this},t.prototype.moveToTop=function(){if(!this.parent)return f.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},t.prototype.moveUp=function(){if(!this.parent)return f.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)},t.prototype.moveDown=function(){if(!this.parent)return f.warn("Node has no parent. moveDown function is ignored."),!1;var t=this.index;return t>0&&(this.parent.children.splice(t,1),this.parent.children.splice(t-1,0,this),this.parent._setChildrenIndices(),!0)},t.prototype.moveToBottom=function(){if(!this.parent)return f.warn("Node has no parent. moveToBottom function is ignored."),!1;var t=this.index;return t>0&&(this.parent.children.splice(t,1),this.parent.children.unshift(this),this.parent._setChildrenIndices(),!0)},t.prototype.setZIndex=function(t){if(!this.parent)return f.warn("Node has no parent. zIndex parameter is ignored."),this;(t<0||t>=this.parent.children.length)&&f.warn("Unexpected value "+t+" for zIndex property. zIndex is just index of a node in children of its parent. Expected value is from 0 to "+(this.parent.children.length-1)+".");var e=this.index;return this.parent.children.splice(e,1),this.parent.children.splice(t,0,this),this.parent._setChildrenIndices(),this},t.prototype.getAbsoluteOpacity=function(){return this._getCache("absoluteOpacity",this._getAbsoluteOpacity)},t.prototype._getAbsoluteOpacity=function(){var t=this.opacity(),e=this.getParent();return e&&!e._isUnderCache&&(t*=e.getAbsoluteOpacity()),t},t.prototype.moveTo=function(t){return this.getParent()!==t&&(this._remove(),t.add(this)),this},t.prototype.toObject=function(){var t,e,i,n,r={},o=this.getAttrs();for(t in r.attrs={},o)e=o[t],f.isObject(e)&&!f._isPlainObject(e)&&!f._isArray(e)||(i="function"==typeof this[t]&&this[t],delete o[t],n=i?i.call(this):null,o[t]=e,n!==e&&(r.attrs[t]=e));return r.className=this.getClassName(),f._prepareToStringify(r)},t.prototype.toJSON=function(){return JSON.stringify(this.toObject())},t.prototype.getParent=function(){return this.parent},t.prototype.findAncestors=function(t,e,i){var n=[];e&&this._isMatch(t)&&n.push(this);for(var r=this.parent;r;){if(r===i)return n;r._isMatch(t)&&n.push(r),r=r.parent}return n},t.prototype.isAncestorOf=function(t){return!1},t.prototype.findAncestor=function(t,e,i){return this.findAncestors(t,e,i)[0]},t.prototype._isMatch=function(t){if(!t)return!1;if("function"==typeof t)return t(this);var e,i,n=t.replace(/ /g,"").split(","),r=n.length;for(e=0;e<r;e++)if(i=n[e],f.isValidSelector(i)||(f.warn('Selector "'+i+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),f.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),f.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(this.className===i||this.nodeType===i)return!0;return!1},t.prototype.getLayer=function(){var t=this.getParent();return t?t.getLayer():null},t.prototype.getStage=function(){return this._getCache("stage",this._getStage)},t.prototype._getStage=function(){var t=this.getParent();return t?t.getStage():void 0},t.prototype.fire=function(t,e,i){return void 0===e&&(e={}),e.target=e.target||this,i?this._fireAndBubble(t,e):this._fire(t,e),this},t.prototype.getAbsoluteTransform=function(t){return t?this._getAbsoluteTransform(t):this._getCache("absoluteTransform",this._getAbsoluteTransform)},t.prototype._getAbsoluteTransform=function(t){var e;if(t)return e=new h,this._eachAncestorReverse((function(t){var i=t.transformsEnabled();"all"===i?e.multiply(t.getTransform()):"position"===i&&e.translate(t.x()-t.offsetX(),t.y()-t.offsetY())}),t),e;e=this._cache.get("absoluteTransform")||new h,this.parent?this.parent.getAbsoluteTransform().copyInto(e):e.reset();var i=this.transformsEnabled();if("all"===i)e.multiply(this.getTransform());else if("position"===i){var n=this.attrs.x||0,r=this.attrs.y||0,o=this.attrs.offsetX||0,a=this.attrs.offsetY||0;e.translate(n-o,r-a)}return e.dirty=!1,e},t.prototype.getAbsoluteScale=function(t){for(var e=this;e;)e._isUnderCache&&(t=e),e=e.getParent();var i=this.getAbsoluteTransform(t).decompose();return{x:i.scaleX,y:i.scaleY}},t.prototype.getAbsoluteRotation=function(){return this.getAbsoluteTransform().decompose().rotation},t.prototype.getTransform=function(){return this._getCache("transform",this._getTransform)},t.prototype._getTransform=function(){var t,e,i=this._cache.get("transform")||new h;i.reset();var n=this.x(),o=this.y(),a=r.getAngle(this.rotation()),s=null!==(t=this.attrs.scaleX)&&void 0!==t?t:1,l=null!==(e=this.attrs.scaleY)&&void 0!==e?e:1,c=this.attrs.skewX||0,d=this.attrs.skewY||0,u=this.attrs.offsetX||0,p=this.attrs.offsetY||0;return 0===n&&0===o||i.translate(n,o),0!==a&&i.rotate(a),0===c&&0===d||i.skew(c,d),1===s&&1===l||i.scale(s,l),0===u&&0===p||i.translate(-1*u,-1*p),i.dirty=!1,i},t.prototype.clone=function(t){var e,i,n,r,o,a=f.cloneObject(this.attrs);for(e in t)a[e]=t[e];var s=new this.constructor(a);for(e in this.eventListeners)for(n=(i=this.eventListeners[e]).length,r=0;r<n;r++)(o=i[r]).name.indexOf("konva")<0&&(s.eventListeners[e]||(s.eventListeners[e]=[]),s.eventListeners[e].push(o));return s},t.prototype._toKonvaCanvas=function(t){t=t||{};var e=this.getClientRect(),i=this.getStage(),n=void 0!==t.x?t.x:e.x,r=void 0!==t.y?t.y:e.y,o=t.pixelRatio||1,a=new E({width:t.width||e.width||(i?i.width():0),height:t.height||e.height||(i?i.height():0),pixelRatio:o}),s=a.getContext();return s.save(),(n||r)&&s.translate(-1*n,-1*r),this.drawScene(a),s.restore(),a},t.prototype.toCanvas=function(t){return this._toKonvaCanvas(t)._canvas},t.prototype.toDataURL=function(t){var e=(t=t||{}).mimeType||null,i=t.quality||null,n=this._toKonvaCanvas(t).toDataURL(e,i);return t.callback&&t.callback(n),n},t.prototype.toImage=function(t){if(!t||!t.callback)throw"callback required for toImage method config argument";var e=t.callback;delete t.callback,f._urlToImage(this.toDataURL(t),(function(t){e(t)}))},t.prototype.setSize=function(t){return this.width(t.width),this.height(t.height),this},t.prototype.getSize=function(){return{width:this.width(),height:this.height()}},t.prototype.getClassName=function(){return this.className||this.nodeType},t.prototype.getType=function(){return this.nodeType},t.prototype.getDragDistance=function(){return void 0!==this.attrs.dragDistance?this.attrs.dragDistance:this.parent?this.parent.getDragDistance():r.dragDistance},t.prototype._off=function(t,e,i){var n,r,o,a=this.eventListeners[t];for(n=0;n<a.length;n++)if(r=a[n].name,o=a[n].handler,!("konva"===r&&"konva"!==e||e&&r!==e||i&&i!==o)){if(a.splice(n,1),0===a.length){delete this.eventListeners[t];break}n--}},t.prototype._fireChangeEvent=function(t,e,i){this._fire(t+"Change",{oldVal:e,newVal:i})},t.prototype.setId=function(t){var e=this.id();return B(e,this),function(t,e){e&&(D[e]=t)}(this,t),this._setAttr("id",t),this},t.prototype.setName=function(t){var e,i,n=(this.name()||"").split(/\s/g),r=(t||"").split(/\s/g);for(i=0;i<n.length;i++)e=n[i],-1===r.indexOf(e)&&e&&z(e,this._id);for(i=0;i<r.length;i++)e=r[i],-1===n.indexOf(e)&&e&&N(this,e);return this._setAttr("name",t),this},t.prototype.addName=function(t){if(!this.hasName(t)){var e=this.name(),i=e?e+" "+t:t;this.setName(i)}return this},t.prototype.hasName=function(t){if(!t)return!1;var e=this.name();return!!e&&-1!==(e||"").split(/\s/g).indexOf(t)},t.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},t.prototype.setAttr=function(t,e){var i=this["set"+f._capitalize(t)];return f._isFunction(i)?i.call(this,e):this._setAttr(t,e),this},t.prototype._setAttr=function(t,e,i){var n=this.attrs[t];(n!==e||f.isObject(e))&&(null==e?delete this.attrs[t]:this.attrs[t]=e,this._shouldFireChangeEvents&&this._fireChangeEvent(t,n,e))},t.prototype._setComponentAttr=function(t,e,i){var n;void 0!==i&&((n=this.attrs[t])||(this.attrs[t]=this.getAttr(t)),this.attrs[t][e]=i,this._fireChangeEvent(t,n,i))},t.prototype._fireAndBubble=function(t,e,i){if(e&&"Shape"===this.nodeType&&(e.target=this),!(("mouseenter"===t||"mouseleave"===t)&&(i&&(this===i||this.isAncestorOf&&this.isAncestorOf(i))||"Stage"===this.nodeType&&!i))){this._fire(t,e);var n=("mouseenter"===t||"mouseleave"===t)&&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):this._fireAndBubble.call(this.parent,t,e))}},t.prototype._getProtoListeners=function(t){var e=this._cache.get("allEventListeners");if(!e){e={};for(var i=Object.getPrototypeOf(this);i;)if(i.eventListeners){for(var n in i.eventListeners){var r=i.eventListeners[n],o=e[n]||[];e[n]=r.concat(o)}i=Object.getPrototypeOf(i)}else i=Object.getPrototypeOf(i);this._cache.set("allEventListeners",e)}return e[t]},t.prototype._fire=function(t,e){(e=e||{}).currentTarget=this,e.type=t;var i=this._getProtoListeners(t);if(i)for(var n=0;n<i.length;n++)i[n].handler.call(this,e);var r=this.eventListeners[t];if(r)for(n=0;n<r.length;n++)r[n].handler.call(this,e)},t.prototype.draw=function(){return this.drawScene(),this.drawHit(),this},t.prototype._createDragElement=function(t){var e=t?t.pointerId:void 0,i=this.getStage(),n=this.getAbsolutePosition(),r=i._getPointerById(e)||i._changedPointerPositions[0]||n;I._dragElements.set(this._id,{node:this,startPointerPos:r,offset:{x:r.x-n.x,y:r.y-n.y},dragStatus:"ready",pointerId:e})},t.prototype.startDrag=function(t,e){void 0===e&&(e=!0),I._dragElements.has(this._id)||this._createDragElement(t),I._dragElements.get(this._id).dragStatus="dragging",this.fire("dragstart",{type:"dragstart",target:this,evt:t&&t.evt},e)},t.prototype._setDragPosition=function(t,e){var i=this.getStage()._getPointerById(e.pointerId);if(i){var n={x:i.x-e.offset.x,y:i.y-e.offset.y},r=this.dragBoundFunc();if(void 0!==r){var o=r.call(this,n,t);o?n=o:f.warn("dragBoundFunc did not return any value. That is unexpected behavior. You must return new absolute position from dragBoundFunc.")}this._lastPos&&this._lastPos.x===n.x&&this._lastPos.y===n.y||(this.setAbsolutePosition(n),this.getLayer()?this.getLayer().batchDraw():this.getStage()&&this.getStage().batchDraw()),this._lastPos=n}},t.prototype.stopDrag=function(t){var e=I._dragElements.get(this._id);e&&(e.dragStatus="stopped"),I._endDragBefore(t),I._endDragAfter(t)},t.prototype.setDraggable=function(t){this._setAttr("draggable",t),this._dragChange()},t.prototype.isDragging=function(){var t=I._dragElements.get(this._id);return!!t&&"dragging"===t.dragStatus},t.prototype._listenDrag=function(){this._dragCleanup(),this.on("mousedown.konva touchstart.konva",(function(t){var e=this;if((!(void 0!==t.evt.button)||r.dragButtons.indexOf(t.evt.button)>=0)&&!this.isDragging()){var i=!1;I._dragElements.forEach((function(t){e.isAncestorOf(t.node)&&(i=!0)})),i||this._createDragElement(t)}}))},t.prototype._dragChange=function(){if(this.attrs.draggable)this._listenDrag();else{if(this._dragCleanup(),!this.getStage())return;var t=I._dragElements.get(this._id),e=t&&"dragging"===t.dragStatus,i=t&&"ready"===t.dragStatus;e?this.stopDrag():i&&I._dragElements.delete(this._id)}},t.prototype._dragCleanup=function(){this.off("mousedown.konva"),this.off("touchstart.konva")},t.create=function(t,e){return f._isString(t)&&(t=JSON.parse(t)),this._createNode(t,e)},t._createNode=function(e,i){var n,r,a,s=t.prototype.getClassName.call(e),h=e.children;if(i&&(e.attrs.container=i),o[s]||(f.warn('Can not find a node with class name "'+s+'". Fallback to "Shape".'),s="Shape"),n=new(0,o[s])(e.attrs),h)for(r=h.length,a=0;a<r;a++)n.add(t._createNode(h[a]));return n},t}();X.prototype.nodeType="Node",X.prototype._attrsAffectingSize=[],X.prototype.eventListeners={},X.prototype.on.call(X.prototype,W,(function(){this._batchingTransformChange?this._needClearTransformCache=!0:(this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform"))})),X.prototype.on.call(X.prototype,"visibleChange.konva",(function(){this._clearSelfAndDescendantCache("visible")})),X.prototype.on.call(X.prototype,"listeningChange.konva",(function(){this._clearSelfAndDescendantCache("listening")})),X.prototype.on.call(X.prototype,"opacityChange.konva",(function(){this._clearSelfAndDescendantCache("absoluteOpacity")}));var j=w.addGetterSetter;j(X,"zIndex"),j(X,"absolutePosition"),j(X,"position"),j(X,"x",0,y()),j(X,"y",0,y()),j(X,"globalCompositeOperation","source-over",b()),j(X,"opacity",1,y()),j(X,"name","",b()),j(X,"id","",b()),j(X,"rotation",0,y()),w.addComponentsGetterSetter(X,"scale",["x","y"]),j(X,"scaleX",1,y()),j(X,"scaleY",1,y()),w.addComponentsGetterSetter(X,"skew",["x","y"]),j(X,"skewX",0,y()),j(X,"skewY",0,y()),w.addComponentsGetterSetter(X,"offset",["x","y"]),j(X,"offsetX",0,y()),j(X,"offsetY",0,y()),j(X,"dragDistance",null,y()),j(X,"width",0,y()),j(X,"height",0,y()),j(X,"listening",!0,S()),j(X,"preventDefault",!0,S()),j(X,"filters",null,(function(t){return this._filterUpToDate=!1,t})),j(X,"visible",!0,S()),j(X,"transformsEnabled","all",b()),j(X,"size"),j(X,"dragBoundFunc"),j(X,"draggable",!1,S()),w.backCompat(X,{rotateDeg:"rotate",setRotationDeg:"setRotation",getRotationDeg:"getRotation"}),s.mapMethods(X);var U=function(t){function e(){var e=null!==t&&t.apply(this,arguments)||this;return e.children=new s,e}return P(e,t),e.prototype.getChildren=function(t){if(!t)return this.children;var e=new s;return this.children.each((function(i){t(i)&&e.push(i)})),e},e.prototype.hasChildren=function(){return this.getChildren().length>0},e.prototype.removeChildren=function(){for(var t,e=0;e<this.children.length;e++)(t=this.children[e]).parent=null,t.index=0,t.remove();return this.children=new s,this},e.prototype.destroyChildren=function(){for(var t,e=0;e<this.children.length;e++)(t=this.children[e]).parent=null,t.index=0,t.destroy();return this.children=new s,this},e.prototype.add=function(){for(var t=[],e=0;e<arguments.length;e++)t[e]=arguments[e];if(arguments.length>1){for(var i=0;i<arguments.length;i++)this.add(arguments[i]);return this}var n=t[0];if(n.getParent())return n.moveTo(this),this;var r=this.children;return this._validateAdd(n),n._clearCaches(),n.index=r.length,n.parent=this,r.push(n),this._fire("add",{child:n}),this},e.prototype.destroy=function(){return this.hasChildren()&&this.destroyChildren(),t.prototype.destroy.call(this),this},e.prototype.find=function(t){return this._generalFind(t,!1)},e.prototype.get=function(t){return f.warn("collection.get() method is deprecated. Please use collection.find() instead."),this.find(t)},e.prototype.findOne=function(t){var e=this._generalFind(t,!0);return e.length>0?e[0]:void 0},e.prototype._generalFind=function(t,e){var i=[];return this._descendants((function(n){var r=n._isMatch(t);return r&&i.push(n),!(!r||!e)})),s.toCollection(i)},e.prototype._descendants=function(t){for(var e=0;e<this.children.length;e++){var i=this.children[e];if(t(i))return!0;if(i.hasChildren()&&i._descendants(t))return!0}return!1},e.prototype.toObject=function(){var t=X.prototype.toObject.call(this);t.children=[];for(var e=this.getChildren(),i=e.length,n=0;n<i;n++){var r=e[n];t.children.push(r.toObject())}return t},e.prototype.isAncestorOf=function(t){for(var e=t.getParent();e;){if(e._id===this._id)return!0;e=e.getParent()}return!1},e.prototype.clone=function(t){var e=X.prototype.clone.call(this,t);return this.getChildren().each((function(t){e.add(t.clone())})),e},e.prototype.getAllIntersections=function(t){var e=[];return this.find("Shape").each((function(i){i.isVisible()&&i.intersects(t)&&e.push(i)})),e},e.prototype._setChildrenIndices=function(){this.children.each((function(t,e){t.index=e}))},e.prototype.drawScene=function(t,e){var i=this.getLayer(),n=t||i&&i.getCanvas(),r=n&&n.getContext(),o=this._getCanvasCache(),a=o&&o.scene,s=n&&n.isCache;if(!this.isVisible()&&!s)return this;if(a){r.save();var h=this.getAbsoluteTransform(e).getMatrix();r.transform(h[0],h[1],h[2],h[3],h[4],h[5]),this._drawCachedSceneCanvas(r),r.restore()}else this._drawChildren("drawScene",n,e);return this},e.prototype.drawHit=function(t,e){if(!this.shouldDrawHit(e))return this;var i=this.getLayer(),n=t||i&&i.hitCanvas,r=n&&n.getContext(),o=this._getCanvasCache();if(o&&o.hit){r.save();var a=this.getAbsoluteTransform(e).getMatrix();r.transform(a[0],a[1],a[2],a[3],a[4],a[5]),this._drawCachedHitCanvas(r),r.restore()}else this._drawChildren("drawHit",n,e);return this},e.prototype._drawChildren=function(t,e,i){var n=e&&e.getContext(),r=this.clipWidth(),o=this.clipHeight(),a=this.clipFunc(),s=r&&o||a,h=i===this;if(s){n.save();var l=this.getAbsoluteTransform(i),c=l.getMatrix();if(n.transform(c[0],c[1],c[2],c[3],c[4],c[5]),n.beginPath(),a)a.call(this,n,this);else{var d=this.clipX(),u=this.clipY();n.rect(d,u,r,o)}n.clip(),c=l.copy().invert().getMatrix(),n.transform(c[0],c[1],c[2],c[3],c[4],c[5])}var p=!h&&"source-over"!==this.globalCompositeOperation()&&"drawScene"===t;p&&(n.save(),n._applyGlobalCompositeOperation(this)),this.children.each((function(n){n[t](e,i)})),p&&n.restore(),s&&n.restore()},e.prototype.getClientRect=function(t){var e,i,n,r,o=(t=t||{}).skipTransform,a=t.relativeTo,s={x:1/0,y:1/0,width:0,height:0},h=this;this.children.each((function(o){if(o.visible()){var a=o.getClientRect({relativeTo:h,skipShadow:t.skipShadow,skipStroke:t.skipStroke});0===a.width&&0===a.height||(void 0===e?(e=a.x,i=a.y,n=a.x+a.width,r=a.y+a.height):(e=Math.min(e,a.x),i=Math.min(i,a.y),n=Math.max(n,a.x+a.width),r=Math.max(r,a.y+a.height)))}}));for(var l=this.find("Shape"),c=!1,d=0;d<l.length;d++){if(l[d]._isVisible(this)){c=!0;break}}return s=c&&void 0!==e?{x:e,y:i,width:n-e,height:r-i}:{x:0,y:0,width:0,height:0},o?s:this._transformedRect(s,a)},e}(X);w.addComponentsGetterSetter(U,"clip",["x","y","width","height"]),w.addGetterSetter(U,"clipX",void 0,y()),w.addGetterSetter(U,"clipY",void 0,y()),w.addGetterSetter(U,"clipWidth",void 0,y()),w.addGetterSetter(U,"clipHeight",void 0,y()),w.addGetterSetter(U,"clipFunc"),s.mapMethods(U);var q=new Map,K=void 0!==r._global.PointerEvent;function V(t){return q.get(t)}function Q(t){return{evt:t,pointerId:t.pointerId}}function J(t,e){return q.get(t)===e}function Z(t,e){$(t),e.getStage()&&(q.set(t,e),K&&e._fire("gotpointercapture",Q(new PointerEvent("gotpointercapture"))))}function $(t,e){var i=q.get(t);if(i){var n=i.getStage();n&&n.content,q.delete(t),K&&i._fire("lostpointercapture",Q(new PointerEvent("lostpointercapture")))}}var tt=["mouseenter","mousedown","mousemove","mouseup","mouseout","touchstart","touchmove","touchend","mouseover","wheel","contextmenu","pointerdown","pointermove","pointerup","pointercancel","lostpointercapture"],et=tt.length;function it(t,e){t.content.addEventListener(e,(function(i){t["_"+e](i)}),!1)}var nt=[];function rt(t){return void 0===t&&(t={}),(t.clipFunc||t.clipWidth||t.clipHeight)&&f.warn("Stage does not support clipping. Please use clip for Layers or Groups."),t}var ot=function(t){function e(e){var i=t.call(this,rt(e))||this;return i._pointerPositions=[],i._changedPointerPositions=[],i._buildDOM(),i._bindContentEvents(),nt.push(i),i.on("widthChange.konva heightChange.konva",i._resizeDOM),i.on("visibleChange.konva",i._checkVisibility),i.on("clipWidthChange.konva clipHeightChange.konva clipFuncChange.konva",(function(){rt(i.attrs)})),i._checkVisibility(),i}return P(e,t),e.prototype._validateAdd=function(t){var e="Layer"===t.getType(),i="FastLayer"===t.getType();e||i||f.throw("You may only add layers to the stage.")},e.prototype._checkVisibility=function(){if(this.content){var t=this.visible()?"":"none";this.content.style.display=t}},e.prototype.setContainer=function(t){if("string"==typeof t){if("."===t.charAt(0)){var e=t.slice(1);t=document.getElementsByClassName(e)[0]}else{var i;i="#"!==t.charAt(0)?t:t.slice(1),t=document.getElementById(i)}if(!t)throw"Can not find container in document with id "+i}return this._setAttr("container",t),this.content&&(this.content.parentElement&&this.content.parentElement.removeChild(this.content),t.appendChild(this.content)),this},e.prototype.shouldDrawHit=function(){return!0},e.prototype.clear=function(){var t,e=this.children,i=e.length;for(t=0;t<i;t++)e[t].clear();return this},e.prototype.clone=function(t){return t||(t={}),t.container=document.createElement("div"),U.prototype.clone.call(this,t)},e.prototype.destroy=function(){t.prototype.destroy.call(this);var e=this.content;e&&f._isInDocument(e)&&this.container().removeChild(e);var i=nt.indexOf(this);return i>-1&&nt.splice(i,1),this},e.prototype.getPointerPosition=function(){var t=this._pointerPositions[0]||this._changedPointerPositions[0];return t?{x:t.x,y:t.y}:(f.warn("Pointer position is missing and not registered by the stage. Looks like it is outside of the stage container. You can set it manually from event: stage.setPointersPositions(event);"),null)},e.prototype._getPointerById=function(t){return this._pointerPositions.find((function(e){return e.id===t}))},e.prototype.getPointersPositions=function(){return this._pointerPositions},e.prototype.getStage=function(){return this},e.prototype.getContent=function(){return this.content},e.prototype._toKonvaCanvas=function(t){var e=(t=t||{}).x||0,i=t.y||0,n=new E({width:t.width||this.width(),height:t.height||this.height(),pixelRatio:t.pixelRatio||1}),r=n.getContext()._context,o=this.children;return(e||i)&&r.translate(-1*e,-1*i),o.each((function(n){if(n.isVisible()){var o=n._toKonvaCanvas(t);r.drawImage(o._canvas,e,i,o.getWidth()/o.getPixelRatio(),o.getHeight()/o.getPixelRatio())}})),n},e.prototype.getIntersection=function(t,e){if(!t)return null;var i,n,r=this.children;for(i=r.length-1;i>=0;i--)if(n=r[i].getIntersection(t,e))return n;return null},e.prototype._resizeDOM=function(){var t=this.width(),e=this.height();this.content&&(this.content.style.width=t+"px",this.content.style.height=e+"px"),this.bufferCanvas.setSize(t,e),this.bufferHitCanvas.setSize(t,e),this.children.each((function(i){i.setSize({width:t,height:e}),i.draw()}))},e.prototype.add=function(e){if(arguments.length>1){for(var i=0;i<arguments.length;i++)this.add(arguments[i]);return this}t.prototype.add.call(this,e);var n=this.children.length;return n>5&&f.warn("The stage has "+n+" layers. Recommended maximum 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."),e.setSize({width:this.width(),height:this.height()}),e.draw(),r.isBrowser&&this.content.appendChild(e.canvas._canvas),this},e.prototype.getParent=function(){return null},e.prototype.getLayer=function(){return null},e.prototype.hasPointerCapture=function(t){return J(t,this)},e.prototype.setPointerCapture=function(t){Z(t,this)},e.prototype.releaseCapture=function(t){$(t)},e.prototype.getLayers=function(){return this.getChildren()},e.prototype._bindContentEvents=function(){if(r.isBrowser)for(var t=0;t<et;t++)it(this,tt[t])},e.prototype._mouseenter=function(t){this.setPointersPositions(t),this._fire("mouseenter",{evt:t,target:this,currentTarget:this})},e.prototype._mouseover=function(t){this.setPointersPositions(t),this._fire("contentMouseover",{evt:t}),this._fire("mouseover",{evt:t,target:this,currentTarget:this})},e.prototype._mouseout=function(t){var e;this.setPointersPositions(t);var i=(null===(e=this.targetShape)||void 0===e?void 0:e.getStage())?this.targetShape:null,n=!I.isDragging||r.hitOnDragEnabled;i&&n?(i._fireAndBubble("mouseout",{evt:t}),i._fireAndBubble("mouseleave",{evt:t}),this._fire("mouseleave",{evt:t,target:this,currentTarget:this}),this.targetShape=null):n&&(this._fire("mouseleave",{evt:t,target:this,currentTarget:this}),this._fire("mouseout",{evt:t,target:this,currentTarget:this})),this.pointerPos=void 0,this._pointerPositions=[],this._fire("contentMouseout",{evt:t})},e.prototype._mousemove=function(t){var e;if(r.UA.ieMobile)return this._touchmove(t);this.setPointersPositions(t);var i,n=f._getFirstPointerId(t),o=(null===(e=this.targetShape)||void 0===e?void 0:e.getStage())?this.targetShape:null,a=!I.isDragging||r.hitOnDragEnabled;if(a){if((i=this.getIntersection(this.getPointerPosition()))&&i.isListening())a&&o!==i?(o&&(o._fireAndBubble("mouseout",{evt:t,pointerId:n},i),o._fireAndBubble("mouseleave",{evt:t,pointerId:n},i)),i._fireAndBubble("mouseover",{evt:t,pointerId:n},o),i._fireAndBubble("mouseenter",{evt:t,pointerId:n},o),i._fireAndBubble("mousemove",{evt:t,pointerId:n}),this.targetShape=i):i._fireAndBubble("mousemove",{evt:t,pointerId:n});else o&&a&&(o._fireAndBubble("mouseout",{evt:t,pointerId:n}),o._fireAndBubble("mouseleave",{evt:t,pointerId:n}),this._fire("mouseover",{evt:t,target:this,currentTarget:this,pointerId:n}),this.targetShape=null),this._fire("mousemove",{evt:t,target:this,currentTarget:this,pointerId:n});this._fire("contentMousemove",{evt:t})}t.cancelable&&t.preventDefault()},e.prototype._mousedown=function(t){if(r.UA.ieMobile)return this._touchstart(t);this.setPointersPositions(t);var e=f._getFirstPointerId(t),i=this.getIntersection(this.getPointerPosition());I.justDragged=!1,r.listenClickTap=!0,i&&i.isListening()?(this.clickStartShape=i,i._fireAndBubble("mousedown",{evt:t,pointerId:e})):this._fire("mousedown",{evt:t,target:this,currentTarget:this,pointerId:e}),this._fire("contentMousedown",{evt:t})},e.prototype._mouseup=function(t){if(r.UA.ieMobile)return this._touchend(t);this.setPointersPositions(t);var e=f._getFirstPointerId(t),i=this.getIntersection(this.getPointerPosition()),n=this.clickStartShape,o=this.clickEndShape,a=!1;r.inDblClickWindow?(a=!0,clearTimeout(this.dblTimeout)):I.justDragged||(r.inDblClickWindow=!0,clearTimeout(this.dblTimeout)),this.dblTimeout=setTimeout((function(){r.inDblClickWindow=!1}),r.dblClickWindow),i&&i.isListening()?(this.clickEndShape=i,i._fireAndBubble("mouseup",{evt:t,pointerId:e}),r.listenClickTap&&n&&n._id===i._id&&(i._fireAndBubble("click",{evt:t,pointerId:e}),a&&o&&o===i&&i._fireAndBubble("dblclick",{evt:t,pointerId:e}))):(this.clickEndShape=null,this._fire("mouseup",{evt:t,target:this,currentTarget:this,pointerId:e}),r.listenClickTap&&this._fire("click",{evt:t,target:this,currentTarget:this,pointerId:e}),a&&this._fire("dblclick",{evt:t,target:this,currentTarget:this,pointerId:e})),this._fire("contentMouseup",{evt:t}),r.listenClickTap&&(this._fire("contentClick",{evt:t}),a&&this._fire("contentDblclick",{evt:t})),r.listenClickTap=!1,t.cancelable&&t.preventDefault()},e.prototype._contextmenu=function(t){this.setPointersPositions(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble("contextmenu",{evt:t}):this._fire("contextmenu",{evt:t,target:this,currentTarget:this}),this._fire("contentContextmenu",{evt:t})},e.prototype._touchstart=function(t){var e=this;this.setPointersPositions(t);var i=!1;this._changedPointerPositions.forEach((function(n){var o=e.getIntersection(n);r.listenClickTap=!0,I.justDragged=!1,o&&o.isListening()&&(r.captureTouchEventsEnabled&&o.setPointerCapture(n.id),e.tapStartShape=o,o._fireAndBubble("touchstart",{evt:t,pointerId:n.id},e),i=!0,o.isListening()&&o.preventDefault()&&t.cancelable&&t.preventDefault())})),i||this._fire("touchstart",{evt:t,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),this._fire("contentTouchstart",{evt:t})},e.prototype._touchmove=function(t){var e=this;if(this.setPointersPositions(t),!I.isDragging||r.hitOnDragEnabled){var i=!1,n={};this._changedPointerPositions.forEach((function(r){var o=V(r.id)||e.getIntersection(r);o&&o.isListening()&&(n[o._id]||(n[o._id]=!0,o._fireAndBubble("touchmove",{evt:t,pointerId:r.id}),i=!0,o.isListening()&&o.preventDefault()&&t.cancelable&&t.preventDefault()))})),i||this._fire("touchmove",{evt:t,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),this._fire("contentTouchmove",{evt:t})}I.isDragging&&I.node.preventDefault()&&t.cancelable&&t.preventDefault()},e.prototype._touchend=function(t){var e=this;this.setPointersPositions(t);var i=this.tapEndShape,n=!1;r.inDblClickWindow?(n=!0,clearTimeout(this.dblTimeout)):I.justDragged||(r.inDblClickWindow=!0,clearTimeout(this.dblTimeout)),this.dblTimeout=setTimeout((function(){r.inDblClickWindow=!1}),r.dblClickWindow);var o=!1,a={},s=!1,h=!1;this._changedPointerPositions.forEach((function(l){var c=V(l.id)||e.getIntersection(l);c&&c.releaseCapture(l.id),c&&c.isListening()&&(a[c._id]||(a[c._id]=!0,e.tapEndShape=c,c._fireAndBubble("touchend",{evt:t,pointerId:l.id}),o=!0,r.listenClickTap&&c===e.tapStartShape&&(s=!0,c._fireAndBubble("tap",{evt:t,pointerId:l.id}),n&&i&&i===c&&(h=!0,c._fireAndBubble("dbltap",{evt:t,pointerId:l.id}))),c.isListening()&&c.preventDefault()&&t.cancelable&&t.preventDefault()))})),o||this._fire("touchend",{evt:t,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),r.listenClickTap&&!s&&(this.tapEndShape=null,this._fire("tap",{evt:t,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id})),n&&!h&&this._fire("dbltap",{evt:t,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),this._fire("contentTouchend",{evt:t}),r.listenClickTap&&(this._fire("contentTap",{evt:t}),n&&this._fire("contentDbltap",{evt:t})),this.preventDefault()&&t.cancelable&&t.preventDefault(),r.listenClickTap=!1},e.prototype._wheel=function(t){this.setPointersPositions(t);var e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble("wheel",{evt:t}):this._fire("wheel",{evt:t,target:this,currentTarget:this}),this._fire("contentWheel",{evt:t})},e.prototype._pointerdown=function(t){if(r._pointerEventsEnabled){this.setPointersPositions(t);var e=V(t.pointerId)||this.getIntersection(this.getPointerPosition());e&&e._fireAndBubble("pointerdown",Q(t))}},e.prototype._pointermove=function(t){if(r._pointerEventsEnabled){this.setPointersPositions(t);var e=V(t.pointerId)||this.getIntersection(this.getPointerPosition());e&&e._fireAndBubble("pointermove",Q(t))}},e.prototype._pointerup=function(t){if(r._pointerEventsEnabled){this.setPointersPositions(t);var e=V(t.pointerId)||this.getIntersection(this.getPointerPosition());e&&e._fireAndBubble("pointerup",Q(t)),$(t.pointerId)}},e.prototype._pointercancel=function(t){if(r._pointerEventsEnabled){this.setPointersPositions(t);var e=V(t.pointerId)||this.getIntersection(this.getPointerPosition());e&&e._fireAndBubble("pointerup",Q(t)),$(t.pointerId)}},e.prototype._lostpointercapture=function(t){$(t.pointerId)},e.prototype.setPointersPositions=function(t){var e=this,i=this._getContentPosition(),n=null,r=null;void 0!==(t=t||window.event).touches?(this._pointerPositions=[],this._changedPointerPositions=[],s.prototype.each.call(t.touches,(function(t){e._pointerPositions.push({id:t.identifier,x:(t.clientX-i.left)/i.scaleX,y:(t.clientY-i.top)/i.scaleY})})),s.prototype.each.call(t.changedTouches||t.touches,(function(t){e._changedPointerPositions.push({id:t.identifier,x:(t.clientX-i.left)/i.scaleX,y:(t.clientY-i.top)/i.scaleY})}))):(n=(t.clientX-i.left)/i.scaleX,r=(t.clientY-i.top)/i.scaleY,this.pointerPos={x:n,y:r},this._pointerPositions=[{x:n,y:r,id:f._getFirstPointerId(t)}],this._changedPointerPositions=[{x:n,y:r,id:f._getFirstPointerId(t)}])},e.prototype._setPointerPosition=function(t){f.warn('Method _setPointerPosition is deprecated. Use "stage.setPointersPositions(event)" instead.'),this.setPointersPositions(t)},e.prototype._getContentPosition=function(){if(!this.content||!this.content.getBoundingClientRect)return{top:0,left:0,scaleX:1,scaleY:1};var t=this.content.getBoundingClientRect();return{top:t.top,left:t.left,scaleX:t.width/this.content.clientWidth||1,scaleY:t.height/this.content.clientHeight||1}},e.prototype._buildDOM=function(){if(this.bufferCanvas=new E({width:this.width(),height:this.height()}),this.bufferHitCanvas=new O({pixelRatio:1,width:this.width(),height:this.height()}),r.isBrowser){var t=this.container();if(!t)throw"Stage has no container. A container is required.";t.innerHTML="",this.content=document.createElement("div"),this.content.style.position="relative",this.content.style.userSelect="none",this.content.className="konvajs-content",this.content.setAttribute("role","presentation"),t.appendChild(this.content),this._resizeDOM()}},e.prototype.cache=function(){return f.warn("Cache function is not allowed for stage. You may use cache only for layers, groups and shapes."),this},e.prototype.clearCache=function(){return this},e.prototype.batchDraw=function(){return this.children.each((function(t){t.batchDraw()})),this},e}(U);ot.prototype.nodeType="Stage",a(ot),w.addGetterSetter(ot,"container");var at;function st(){return at||(at=f.createCanvasElement().getContext("2d"))}var ht={};var lt=function(t){function e(e){for(var i,n=t.call(this,e)||this;!(i=f.getRandomColor())||i in ht;);return n.colorKey=i,ht[i]=n,n}return P(e,t),e.prototype.getContext=function(){return this.getLayer().getContext()},e.prototype.getCanvas=function(){return this.getLayer().getCanvas()},e.prototype.getSceneFunc=function(){return this.attrs.sceneFunc||this._sceneFunc},e.prototype.getHitFunc=function(){return this.attrs.hitFunc||this._hitFunc},e.prototype.hasShadow=function(){return this._getCache("hasShadow",this._hasShadow)},e.prototype._hasShadow=function(){return this.shadowEnabled()&&0!==this.shadowOpacity()&&!!(this.shadowColor()||this.shadowBlur()||this.shadowOffsetX()||this.shadowOffsetY())},e.prototype._getFillPattern=function(){return this._getCache("patternImage",this.__getFillPattern)},e.prototype.__getFillPattern=function(){if(this.fillPatternImage()){var t=st().createPattern(this.fillPatternImage(),this.fillPatternRepeat()||"repeat");return t&&t.setTransform&&t.setTransform({a:this.fillPatternScaleX(),b:0,c:0,d:this.fillPatternScaleY(),e:0,f:0}),t}},e.prototype._getLinearGradient=function(){return this._getCache("linearGradient",this.__getLinearGradient)},e.prototype.__getLinearGradient=function(){var t=this.fillLinearGradientColorStops();if(t){for(var e=st(),i=this.fillLinearGradientStartPoint(),n=this.fillLinearGradientEndPoint(),r=e.createLinearGradient(i.x,i.y,n.x,n.y),o=0;o<t.length;o+=2)r.addColorStop(t[o],t[o+1]);return r}},e.prototype._getRadialGradient=function(){return this._getCache("radialGradient",this.__getRadialGradient)},e.prototype.__getRadialGradient=function(){var t=this.fillRadialGradientColorStops();if(t){for(var e=st(),i=this.fillRadialGradientStartPoint(),n=this.fillRadialGradientEndPoint(),r=e.createRadialGradient(i.x,i.y,this.fillRadialGradientStartRadius(),n.x,n.y,this.fillRadialGradientEndRadius()),o=0;o<t.length;o+=2)r.addColorStop(t[o],t[o+1]);return r}},e.prototype.getShadowRGBA=function(){return this._getCache("shadowRGBA",this._getShadowRGBA)},e.prototype._getShadowRGBA=function(){if(this.hasShadow()){var t=f.colorToRGBA(this.shadowColor());return"rgba("+t.r+","+t.g+","+t.b+","+t.a*(this.shadowOpacity()||1)+")"}},e.prototype.hasFill=function(){var t=this;return this._calculate("hasFill",["fillEnabled","fill","fillPatternImage","fillLinearGradientColorStops","fillRadialGradientColorStops"],(function(){return t.fillEnabled()&&!!(t.fill()||t.fillPatternImage()||t.fillLinearGradientColorStops()||t.fillRadialGradientColorStops())}))},e.prototype.hasStroke=function(){var t=this;return this._calculate("hasStroke",["strokeEnabled","strokeWidth","stroke","strokeLinearGradientColorStops"],(function(){return t.strokeEnabled()&&t.strokeWidth()&&!(!t.stroke()&&!t.strokeLinearGradientColorStops())}))},e.prototype.hasHitStroke=function(){var t=this.hitStrokeWidth();return"auto"===t?this.hasStroke():this.strokeEnabled()&&!!t},e.prototype.intersects=function(t){var e=this.getStage().bufferHitCanvas;return e.getContext().clear(),this.drawHit(e),e.context.getImageData(Math.round(t.x),Math.round(t.y),1,1).data[3]>0},e.prototype.destroy=function(){return X.prototype.destroy.call(this),delete ht[this.colorKey],delete this.colorKey,this},e.prototype._useBufferCanvas=function(t){var e;if(!this.getStage())return!1;if(!(null===(e=this.attrs.perfectDrawEnabled)||void 0===e||e))return!1;var i=t||this.hasFill(),n=this.hasStroke(),r=1!==this.getAbsoluteOpacity();if(i&&n&&r)return!0;var o=this.hasShadow(),a=this.shadowForStrokeEnabled();return!!(i&&n&&o&&a)},e.prototype.setStrokeHitEnabled=function(t){f.warn("strokeHitEnabled property is deprecated. Please use hitStrokeWidth instead."),t?this.hitStrokeWidth("auto"):this.hitStrokeWidth(0)},e.prototype.getStrokeHitEnabled=function(){return 0!==this.hitStrokeWidth()},e.prototype.getSelfRect=function(){var t=this.size();return{x:this._centroid?-t.width/2:0,y:this._centroid?-t.height/2:0,width:t.width,height:t.height}},e.prototype.getClientRect=function(t){void 0===t&&(t={});var e=t.skipTransform,i=t.relativeTo,n=this.getSelfRect(),r=!t.skipStroke&&this.hasStroke()&&this.strokeWidth()||0,o=n.width+r,a=n.height+r,s=!t.skipShadow&&this.hasShadow(),h=s?this.shadowOffsetX():0,l=s?this.shadowOffsetY():0,c=o+Math.abs(h),d=a+Math.abs(l),u=s&&this.shadowBlur()||0,p=c+2*u,f=d+2*u,g=0;Math.round(r/2)!==r/2&&(g=1);var v={width:p+g,height:f+g,x:-Math.round(r/2+u)+Math.min(h,0)+n.x,y:-Math.round(r/2+u)+Math.min(l,0)+n.y};return e?v:this._transformedRect(v,i)},e.prototype.drawScene=function(t,e){var i,n,r=this.getLayer(),o=t||r.getCanvas(),a=o.getContext(),s=this._getCanvasCache(),h=this.getSceneFunc(),l=this.hasShadow(),c=o.isCache,d=o.isCache,u=e===this;if(!this.isVisible()&&!c)return this;if(s){a.save();var p=this.getAbsoluteTransform(e).getMatrix();return a.transform(p[0],p[1],p[2],p[3],p[4],p[5]),this._drawCachedSceneCanvas(a),a.restore(),this}if(!h)return this;if(a.save(),this._useBufferCanvas()&&!d){(n=(i=this.getStage().bufferCanvas).getContext()).clear(),n.save(),n._applyLineJoin(this);var f=this.getAbsoluteTransform(e).getMatrix();n.transform(f[0],f[1],f[2],f[3],f[4],f[5]),h.call(this,n,this),n.restore();var g=i.pixelRatio;l&&a._applyShadow(this),a._applyOpacity(this),a._applyGlobalCompositeOperation(this),a.drawImage(i._canvas,0,0,i.width/g,i.height/g)}else{if(a._applyLineJoin(this),!u){f=this.getAbsoluteTransform(e).getMatrix();a.transform(f[0],f[1],f[2],f[3],f[4],f[5]),a._applyOpacity(this),a._applyGlobalCompositeOperation(this)}l&&a._applyShadow(this),h.call(this,a,this)}return a.restore(),this},e.prototype.drawHit=function(t,e){if(!this.shouldDrawHit(e))return this;var i=this.getLayer(),n=t||i.hitCanvas,r=n&&n.getContext(),o=this.hitFunc()||this.sceneFunc(),a=this._getCanvasCache(),s=a&&a.hit;if(this.colorKey||(console.log(this),f.warn("Looks like your canvas has a destroyed shape in it. Do not reuse shape after you destroyed it. See the shape in logs above. If you want to reuse shape you should call remove() instead of destroy()")),s){r.save();var h=this.getAbsoluteTransform(e).getMatrix();return r.transform(h[0],h[1],h[2],h[3],h[4],h[5]),this._drawCachedHitCanvas(r),r.restore(),this}if(!o)return this;if(r.save(),r._applyLineJoin(this),!(this===e)){var l=this.getAbsoluteTransform(e).getMatrix();r.transform(l[0],l[1],l[2],l[3],l[4],l[5])}return o.call(this,r,this),r.restore(),this},e.prototype.drawHitFromCache=function(t){void 0===t&&(t=0);var e,i,n,r,o,a=this._getCanvasCache(),s=this._getCachedSceneCanvas(),h=a.hit,l=h.getContext(),c=h.getWidth(),d=h.getHeight();l.clear(),l.drawImage(s._canvas,0,0,c,d);try{for(n=(i=(e=l.getImageData(0,0,c,d)).data).length,r=f._hexToRgb(this.colorKey),o=0;o<n;o+=4)i[o+3]>t?(i[o]=r.r,i[o+1]=r.g,i[o+2]=r.b,i[o+3]=255):i[o+3]=0;l.putImageData(e,0,0)}catch(t){f.error("Unable to draw hit graph from cached scene canvas. "+t.message)}return this},e.prototype.hasPointerCapture=function(t){return J(t,this)},e.prototype.setPointerCapture=function(t){Z(t,this)},e.prototype.releaseCapture=function(t){$(t)},e}(X);lt.prototype._fillFunc=function(t){t.fill()},lt.prototype._strokeFunc=function(t){t.stroke()},lt.prototype._fillFuncHit=function(t){t.fill()},lt.prototype._strokeFuncHit=function(t){t.stroke()},lt.prototype._centroid=!1,lt.prototype.nodeType="Shape",a(lt),lt.prototype.eventListeners={},lt.prototype.on.call(lt.prototype,"shadowColorChange.konva shadowBlurChange.konva shadowOffsetChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",(function(){this._clearCache("hasShadow")})),lt.prototype.on.call(lt.prototype,"shadowColorChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",(function(){this._clearCache("shadowRGBA")})),lt.prototype.on.call(lt.prototype,"fillPriorityChange.konva fillPatternImageChange.konva fillPatternRepeatChange.konva fillPatternScaleXChange.konva fillPatternScaleYChange.konva",(function(){this._clearCache("patternImage")})),lt.prototype.on.call(lt.prototype,"fillPriorityChange.konva fillLinearGradientColorStopsChange.konva fillLinearGradientStartPointXChange.konva fillLinearGradientStartPointYChange.konva fillLinearGradientEndPointXChange.konva fillLinearGradientEndPointYChange.konva",(function(){this._clearCache("linearGradient")})),lt.prototype.on.call(lt.prototype,"fillPriorityChange.konva fillRadialGradientColorStopsChange.konva fillRadialGradientStartPointXChange.konva fillRadialGradientStartPointYChange.konva fillRadialGradientEndPointXChange.konva fillRadialGradientEndPointYChange.konva fillRadialGradientStartRadiusChange.konva fillRadialGradientEndRadiusChange.konva",(function(){this._clearCache("radialGradient")})),w.addGetterSetter(lt,"stroke",void 0,x()),w.addGetterSetter(lt,"strokeWidth",2,y()),w.addGetterSetter(lt,"hitStrokeWidth","auto",_()),w.addGetterSetter(lt,"strokeHitEnabled",!0,S()),w.addGetterSetter(lt,"perfectDrawEnabled",!0,S()),w.addGetterSetter(lt,"shadowForStrokeEnabled",!0,S()),w.addGetterSetter(lt,"lineJoin"),w.addGetterSetter(lt,"lineCap"),w.addGetterSetter(lt,"sceneFunc"),w.addGetterSetter(lt,"hitFunc"),w.addGetterSetter(lt,"dash"),w.addGetterSetter(lt,"dashOffset",0,y()),w.addGetterSetter(lt,"shadowColor",void 0,b()),w.addGetterSetter(lt,"shadowBlur",0,y()),w.addGetterSetter(lt,"shadowOpacity",1,y()),w.addComponentsGetterSetter(lt,"shadowOffset",["x","y"]),w.addGetterSetter(lt,"shadowOffsetX",0,y()),w.addGetterSetter(lt,"shadowOffsetY",0,y()),w.addGetterSetter(lt,"fillPatternImage"),w.addGetterSetter(lt,"fill",void 0,x()),w.addGetterSetter(lt,"fillPatternX",0,y()),w.addGetterSetter(lt,"fillPatternY",0,y()),w.addGetterSetter(lt,"fillLinearGradientColorStops"),w.addGetterSetter(lt,"strokeLinearGradientColorStops"),w.addGetterSetter(lt,"fillRadialGradientStartRadius",0),w.addGetterSetter(lt,"fillRadialGradientEndRadius",0),w.addGetterSetter(lt,"fillRadialGradientColorStops"),w.addGetterSetter(lt,"fillPatternRepeat","repeat"),w.addGetterSetter(lt,"fillEnabled",!0),w.addGetterSetter(lt,"strokeEnabled",!0),w.addGetterSetter(lt,"shadowEnabled",!0),w.addGetterSetter(lt,"dashEnabled",!0),w.addGetterSetter(lt,"strokeScaleEnabled",!0),w.addGetterSetter(lt,"fillPriority","color"),w.addComponentsGetterSetter(lt,"fillPatternOffset",["x","y"]),w.addGetterSetter(lt,"fillPatternOffsetX",0,y()),w.addGetterSetter(lt,"fillPatternOffsetY",0,y()),w.addComponentsGetterSetter(lt,"fillPatternScale",["x","y"]),w.addGetterSetter(lt,"fillPatternScaleX",1,y()),w.addGetterSetter(lt,"fillPatternScaleY",1,y()),w.addComponentsGetterSetter(lt,"fillLinearGradientStartPoint",["x","y"]),w.addComponentsGetterSetter(lt,"strokeLinearGradientStartPoint",["x","y"]),w.addGetterSetter(lt,"fillLinearGradientStartPointX",0),w.addGetterSetter(lt,"strokeLinearGradientStartPointX",0),w.addGetterSetter(lt,"fillLinearGradientStartPointY",0),w.addGetterSetter(lt,"strokeLinearGradientStartPointY",0),w.addComponentsGetterSetter(lt,"fillLinearGradientEndPoint",["x","y"]),w.addComponentsGetterSetter(lt,"strokeLinearGradientEndPoint",["x","y"]),w.addGetterSetter(lt,"fillLinearGradientEndPointX",0),w.addGetterSetter(lt,"strokeLinearGradientEndPointX",0),w.addGetterSetter(lt,"fillLinearGradientEndPointY",0),w.addGetterSetter(lt,"strokeLinearGradientEndPointY",0),w.addComponentsGetterSetter(lt,"fillRadialGradientStartPoint",["x","y"]),w.addGetterSetter(lt,"fillRadialGradientStartPointX",0),w.addGetterSetter(lt,"fillRadialGradientStartPointY",0),w.addComponentsGetterSetter(lt,"fillRadialGradientEndPoint",["x","y"]),w.addGetterSetter(lt,"fillRadialGradientEndPointX",0),w.addGetterSetter(lt,"fillRadialGradientEndPointY",0),w.addGetterSetter(lt,"fillPatternRotation",0),w.backCompat(lt,{dashArray:"dash",getDashArray:"getDash",setDashArray:"getDash",drawFunc:"sceneFunc",getDrawFunc:"getSceneFunc",setDrawFunc:"setSceneFunc",drawHitFunc:"hitFunc",getDrawHitFunc:"getHitFunc",setDrawHitFunc:"setHitFunc"}),s.mapMethods(lt);var ct=[{x:0,y:0},{x:-1,y:-1},{x:1,y:-1},{x:1,y:1},{x:-1,y:1}],dt=ct.length,ut=function(t){function e(e){var i=t.call(this,e)||this;return i.canvas=new E,i.hitCanvas=new O({pixelRatio:1}),i._waitingForDraw=!1,i.on("visibleChange.konva",i._checkVisibility),i._checkVisibility(),i.on("imageSmoothingEnabledChange.konva",i._setSmoothEnabled),i._setSmoothEnabled(),i}return P(e,t),e.prototype.createPNGStream=function(){return this.canvas._canvas.createPNGStream()},e.prototype.getCanvas=function(){return this.canvas},e.prototype.getHitCanvas=function(){return this.hitCanvas},e.prototype.getContext=function(){return this.getCanvas().getContext()},e.prototype.clear=function(t){return this.getContext().clear(t),this.getHitCanvas().getContext().clear(t),this},e.prototype.setZIndex=function(e){t.prototype.setZIndex.call(this,e);var i=this.getStage();return i&&(i.content.removeChild(this.getCanvas()._canvas),e<i.children.length-1?i.content.insertBefore(this.getCanvas()._canvas,i.children[e+1].getCanvas()._canvas):i.content.appendChild(this.getCanvas()._canvas)),this},e.prototype.moveToTop=function(){X.prototype.moveToTop.call(this);var t=this.getStage();return t&&(t.content.removeChild(this.getCanvas()._canvas),t.content.appendChild(this.getCanvas()._canvas)),!0},e.prototype.moveUp=function(){if(!X.prototype.moveUp.call(this))return!1;var t=this.getStage();return!!t&&(t.content.removeChild(this.getCanvas()._canvas),this.index<t.children.length-1?t.content.insertBefore(this.getCanvas()._canvas,t.children[this.index+1].getCanvas()._canvas):t.content.appendChild(this.getCanvas()._canvas),!0)},e.prototype.moveDown=function(){if(X.prototype.moveDown.call(this)){var t=this.getStage();if(t){var e=t.children;t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[this.index+1].getCanvas()._canvas)}return!0}return!1},e.prototype.moveToBottom=function(){if(X.prototype.moveToBottom.call(this)){var t=this.getStage();if(t){var e=t.children;t.content.removeChild(this.getCanvas()._canvas),t.content.insertBefore(this.getCanvas()._canvas,e[1].getCanvas()._canvas)}return!0}return!1},e.prototype.getLayer=function(){return this},e.prototype.remove=function(){var t=this.getCanvas()._canvas;return X.prototype.remove.call(this),t&&t.parentNode&&f._isInDocument(t)&&t.parentNode.removeChild(t),this},e.prototype.getStage=function(){return this.parent},e.prototype.setSize=function(t){var e=t.width,i=t.height;return this.canvas.setSize(e,i),this.hitCanvas.setSize(e,i),this._setSmoothEnabled(),this},e.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&f.throw("You may only add groups and shapes to a layer.")},e.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(),X.prototype._toKonvaCanvas.call(this,t)},e.prototype._checkVisibility=function(){var t=this.visible();this.canvas._canvas.style.display=t?"block":"none"},e.prototype._setSmoothEnabled=function(){this.getContext()._context.imageSmoothingEnabled=this.imageSmoothingEnabled()},e.prototype.getWidth=function(){if(this.parent)return this.parent.width()},e.prototype.setWidth=function(){f.warn('Can not change width of layer. Use "stage.width(value)" function instead.')},e.prototype.getHeight=function(){if(this.parent)return this.parent.height()},e.prototype.setHeight=function(){f.warn('Can not change height of layer. Use "stage.height(value)" function instead.')},e.prototype.batchDraw=function(){var t=this;return this._waitingForDraw||(this._waitingForDraw=!0,f.requestAnimFrame((function(){t.draw(),t._waitingForDraw=!1}))),this},e.prototype.getIntersection=function(t,e){var i,n,r,o;if(!this.isListening()||!this.isVisible())return null;for(var a=1,s=!1;;){for(n=0;n<dt;n++){if(r=ct[n],(o=(i=this._getIntersection({x:t.x+r.x*a,y:t.y+r.y*a})).shape)&&e)return o.findAncestor(e,!0);if(o)return o;if(s=!!i.antialiased,!i.antialiased)break}if(!s)return null;a+=1}},e.prototype._getIntersection=function(t){var e,i,n=this.hitCanvas.pixelRatio,r=this.hitCanvas.context.getImageData(Math.round(t.x*n),Math.round(t.y*n),1,1).data,o=r[3];return 255===o?(e=f._rgbToHex(r[0],r[1],r[2]),(i=ht["#"+e])?{shape:i}:{antialiased:!0}):o>0?{antialiased:!0}:{}},e.prototype.drawScene=function(t,e){var i=this.getLayer(),n=t||i&&i.getCanvas();return this._fire("beforeDraw",{node:this}),this.clearBeforeDraw()&&n.getContext().clear(),U.prototype.drawScene.call(this,n,e),this._fire("draw",{node:this}),this},e.prototype.drawHit=function(t,e){var i=this.getLayer(),n=t||i&&i.hitCanvas;return i&&i.clearBeforeDraw()&&i.getHitCanvas().getContext().clear(),U.prototype.drawHit.call(this,n,e),this},e.prototype.enableHitGraph=function(){return this.hitGraphEnabled(!0),this},e.prototype.disableHitGraph=function(){return this.hitGraphEnabled(!1),this},e.prototype.setHitGraphEnabled=function(t){f.warn("hitGraphEnabled method is deprecated. Please use layer.listening() instead."),this.listening(t)},e.prototype.getHitGraphEnabled=function(t){return f.warn("hitGraphEnabled method is deprecated. Please use layer.listening() instead."),this.listening()},e.prototype.toggleHitCanvas=function(){if(this.parent){var t=this.parent;!!this.hitCanvas._canvas.parentNode?t.content.removeChild(this.hitCanvas._canvas):t.content.appendChild(this.hitCanvas._canvas)}},e}(U);ut.prototype.nodeType="Layer",a(ut),w.addGetterSetter(ut,"imageSmoothingEnabled",!0),w.addGetterSetter(ut,"clearBeforeDraw",!0),w.addGetterSetter(ut,"hitGraphEnabled",!0,S()),s.mapMethods(ut);var pt=function(t){function e(e){var i=t.call(this,e)||this;return i.listening(!1),f.warn('Konva.Fast layer is deprecated. Please use "new Konva.Layer({ listening: false })" instead.'),i}return P(e,t),e}(ut);pt.prototype.nodeType="FastLayer",a(pt),s.mapMethods(pt);var ft=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(e,t),e.prototype._validateAdd=function(t){var e=t.getType();"Group"!==e&&"Shape"!==e&&f.throw("You may only add groups and shapes to groups.")},e}(U);ft.prototype.nodeType="Group",a(ft),s.mapMethods(ft);var gt=n.performance&&n.performance.now?function(){return n.performance.now()}:function(){return(new Date).getTime()},vt=function(){function t(e,i){this.id=t.animIdCounter++,this.frame={time:0,timeDiff:0,lastTime:gt(),frameRate:0},this.func=e,this.setLayers(i)}return t.prototype.setLayers=function(t){var e=[];return e=t?t.length>0?t:[t]:[],this.layers=e,this},t.prototype.getLayers=function(){return this.layers},t.prototype.addLayer=function(t){var e,i=this.layers,n=i.length;for(e=0;e<n;e++)if(i[e]._id===t._id)return!1;return this.layers.push(t),!0},t.prototype.isRunning=function(){var e,i=t.animations,n=i.length;for(e=0;e<n;e++)if(i[e].id===this.id)return!0;return!1},t.prototype.start=function(){return this.stop(),this.frame.timeDiff=0,this.frame.lastTime=gt(),t._addAnimation(this),this},t.prototype.stop=function(){return t._removeAnimation(this),this},t.prototype._updateFrameObject=function(t){this.frame.timeDiff=t-this.frame.lastTime,this.frame.lastTime=t,this.frame.time+=this.frame.timeDiff,this.frame.frameRate=1e3/this.frame.timeDiff},t._addAnimation=function(t){this.animations.push(t),this._handleAnimation()},t._removeAnimation=function(t){var e,i=t.id,n=this.animations,r=n.length;for(e=0;e<r;e++)if(n[e].id===i){this.animations.splice(e,1);break}},t._runFrames=function(){var t,e,i,n,r,o,a,s,h={},l=this.animations;for(n=0;n<l.length;n++)if(e=(t=l[n]).layers,i=t.func,t._updateFrameObject(gt()),o=e.length,!i||!1!==i.call(t,t.frame))for(r=0;r<o;r++)void 0!==(a=e[r])._id&&(h[a._id]=a);for(s in h)h.hasOwnProperty(s)&&h[s].draw()},t._animationLoop=function(){var e=t;e.animations.length?(e._runFrames(),requestAnimationFrame(e._animationLoop)):e.animRunning=!1},t._handleAnimation=function(){this.animRunning||(this.animRunning=!0,requestAnimationFrame(this._animationLoop))},t.animations=[],t.animIdCounter=0,t.animRunning=!1,t}(),yt={node:1,duration:1,easing:1,onFinish:1,yoyo:1},mt=0,_t=["fill","stroke","shadowColor"],bt=function(){function t(t,e,i,n,r,o,a){this.prop=t,this.propFunc=e,this.begin=n,this._pos=n,this.duration=o,this._change=0,this.prevPos=0,this.yoyo=a,this._time=0,this._position=0,this._startTime=0,this._finish=0,this.func=i,this._change=r-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)),this.fire("onUpdate")},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}(),xt=function(){function t(e){var i,n,o=this,a=e.node,s=a._id,h=e.easing||St.Linear,l=!!e.yoyo;i=void 0===e.duration?.3:0===e.duration?.001:e.duration,this.node=a,this._id=mt++;var c=a.getLayer()||(a instanceof r.Stage?a.getLayers():null);for(n in c||f.error("Tween constructor have `node` that is not in a layer. Please add node into layer first."),this.anim=new vt((function(){o.tween.onEnterFrame()}),c),this.tween=new bt(n,(function(t){o._tweenFunc(t)}),h,0,1,1e3*i,l),this._addListeners(),t.attrs[s]||(t.attrs[s]={}),t.attrs[s][this._id]||(t.attrs[s][this._id]={}),t.tweens[s]||(t.tweens[s]={}),e)void 0===yt[n]&&this._addAttr(n,e[n]);this.reset(),this.onFinish=e.onFinish,this.onReset=e.onReset,this.onUpdate=e.onUpdate}return t.prototype._addAttr=function(e,i){var n,r,o,a,s,h,l,c,d=this.node,u=d._id;if((o=t.tweens[u][e])&&delete t.attrs[u][o][e],n=d.getAttr(e),f._isArray(i))if(r=[],s=Math.max(i.length,n.length),"points"===e&&i.length!==n.length&&(i.length>n.length?(l=n,n=f._prepareArrayForTween(n,i,d.closed())):(h=i,i=f._prepareArrayForTween(i,n,d.closed()))),0===e.indexOf("fill"))for(a=0;a<s;a++)if(a%2==0)r.push(i[a]-n[a]);else{var p=f.colorToRGBA(n[a]);c=f.colorToRGBA(i[a]),n[a]=p,r.push({r:c.r-p.r,g:c.g-p.g,b:c.b-p.b,a:c.a-p.a})}else for(a=0;a<s;a++)r.push(i[a]-n[a]);else-1!==_t.indexOf(e)?(n=f.colorToRGBA(n),r={r:(c=f.colorToRGBA(i)).r-n.r,g:c.g-n.g,b:c.b-n.b,a:c.a-n.a}):r=i-n;t.attrs[u][this._id][e]={start:n,diff:r,end:i,trueEnd:h,trueStart:l},t.tweens[u][e]=this._id},t.prototype._tweenFunc=function(e){var i,n,r,o,a,s,h,l,c=this.node,d=t.attrs[c._id][this._id];for(i in d){if(r=(n=d[i]).start,o=n.diff,l=n.end,f._isArray(r))if(a=[],h=Math.max(r.length,l.length),0===i.indexOf("fill"))for(s=0;s<h;s++)s%2==0?a.push((r[s]||0)+o[s]*e):a.push("rgba("+Math.round(r[s].r+o[s].r*e)+","+Math.round(r[s].g+o[s].g*e)+","+Math.round(r[s].b+o[s].b*e)+","+(r[s].a+o[s].a*e)+")");else for(s=0;s<h;s++)a.push((r[s]||0)+o[s]*e);else a=-1!==_t.indexOf(i)?"rgba("+Math.round(r.r+o.r*e)+","+Math.round(r.g+o.g*e)+","+Math.round(r.b+o.b*e)+","+(r.a+o.a*e)+")":r+o*e;c.setAttr(i,a)}},t.prototype._addListeners=function(){var e=this;this.tween.onPlay=function(){e.anim.start()},this.tween.onReverse=function(){e.anim.start()},this.tween.onPause=function(){e.anim.stop()},this.tween.onFinish=function(){var i=e.node,n=t.attrs[i._id][e._id];n.points&&n.points.trueEnd&&i.setAttr("points",n.points.trueEnd),e.onFinish&&e.onFinish.call(e)},this.tween.onReset=function(){var i=e.node,n=t.attrs[i._id][e._id];n.points&&n.points.trueStart&&i.points(n.points.trueStart),e.onReset&&e.onReset()},this.tween.onUpdate=function(){e.onUpdate&&e.onUpdate.call(e)}},t.prototype.play=function(){return this.tween.play(),this},t.prototype.reverse=function(){return this.tween.reverse(),this},t.prototype.reset=function(){return this.tween.reset(),this},t.prototype.seek=function(t){return this.tween.seek(1e3*t),this},t.prototype.pause=function(){return this.tween.pause(),this},t.prototype.finish=function(){return this.tween.finish(),this},t.prototype.destroy=function(){var e,i=this.node._id,n=this._id,r=t.tweens[i];for(e in this.pause(),r)delete t.tweens[i][e];delete t.attrs[i][n]},t.attrs={},t.tweens={},t}();X.prototype.to=function(t){var e=t.onFinish;t.node=this,t.onFinish=function(){this.destroy(),e&&e()},new xt(t).play()};var St={BackEaseIn:function(t,e,i,n){var r=1.70158;return i*(t/=n)*t*((r+1)*t-r)+e},BackEaseOut:function(t,e,i,n){var r=1.70158;return i*((t=t/n-1)*t*((r+1)*t+r)+1)+e},BackEaseInOut:function(t,e,i,n){var r=1.70158;return(t/=n/2)<1?i/2*(t*t*((1+(r*=1.525))*t-r))+e:i/2*((t-=2)*t*((1+(r*=1.525))*t+r)+2)+e},ElasticEaseIn:function(t,e,i,n,r,o){var a=0;return 0===t?e:1==(t/=n)?e+i:(o||(o=.3*n),!r||r<Math.abs(i)?(r=i,a=o/4):a=o/(2*Math.PI)*Math.asin(i/r),-r*Math.pow(2,10*(t-=1))*Math.sin((t*n-a)*(2*Math.PI)/o)+e)},ElasticEaseOut:function(t,e,i,n,r,o){var a=0;return 0===t?e:1==(t/=n)?e+i:(o||(o=.3*n),!r||r<Math.abs(i)?(r=i,a=o/4):a=o/(2*Math.PI)*Math.asin(i/r),r*Math.pow(2,-10*t)*Math.sin((t*n-a)*(2*Math.PI)/o)+i+e)},ElasticEaseInOut:function(t,e,i,n,r,o){var a=0;return 0===t?e:2==(t/=n/2)?e+i:(o||(o=n*(.3*1.5)),!r||r<Math.abs(i)?(r=i,a=o/4):a=o/(2*Math.PI)*Math.asin(i/r),t<1?r*Math.pow(2,10*(t-=1))*Math.sin((t*n-a)*(2*Math.PI)/o)*-.5+e:r*Math.pow(2,-10*(t-=1))*Math.sin((t*n-a)*(2*Math.PI)/o)*.5+i+e)},BounceEaseOut:function(t,e,i,n){return(t/=n)<1/2.75?i*(7.5625*t*t)+e:t<2/2.75?i*(7.5625*(t-=1.5/2.75)*t+.75)+e:t<2.5/2.75?i*(7.5625*(t-=2.25/2.75)*t+.9375)+e:i*(7.5625*(t-=2.625/2.75)*t+.984375)+e},BounceEaseIn:function(t,e,i,n){return i-St.BounceEaseOut(n-t,0,i,n)+e},BounceEaseInOut:function(t,e,i,n){return t<n/2?.5*St.BounceEaseIn(2*t,0,i,n)+e:.5*St.BounceEaseOut(2*t-n,0,i,n)+.5*i+e},EaseIn:function(t,e,i,n){return i*(t/=n)*t+e},EaseOut:function(t,e,i,n){return-i*(t/=n)*(t-2)+e},EaseInOut:function(t,e,i,n){return(t/=n/2)<1?i/2*t*t+e:-i/2*(--t*(t-2)-1)+e},StrongEaseIn:function(t,e,i,n){return i*(t/=n)*t*t*t*t+e},StrongEaseOut:function(t,e,i,n){return i*((t=t/n-1)*t*t*t*t+1)+e},StrongEaseInOut:function(t,e,i,n){return(t/=n/2)<1?i/2*t*t*t*t*t+e:i/2*((t-=2)*t*t*t*t+2)+e},Linear:function(t,e,i,n){return i*t/n+e}},wt=f._assign(r,{Collection:s,Util:f,Transform:h,Node:X,ids:D,names:F,Container:U,Stage:ot,stages:nt,Layer:ut,FastLayer:pt,Group:ft,DD:I,Shape:lt,shapes:ht,Animation:vt,Tween:xt,Easings:St,Context:A,Canvas:L}),Ct=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(e,t),e.prototype._sceneFunc=function(t){var e=r.getAngle(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)},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)},e.prototype.setHeight=function(t){this.outerRadius(t/2)},e}(lt);Ct.prototype._centroid=!0,Ct.prototype.className="Arc",Ct.prototype._attrsAffectingSize=["innerRadius","outerRadius"],a(Ct),w.addGetterSetter(Ct,"innerRadius",0,y()),w.addGetterSetter(Ct,"outerRadius",0,y()),w.addGetterSetter(Ct,"angle",0,y()),w.addGetterSetter(Ct,"clockwise",!1,S()),s.mapMethods(Ct);var Pt=function(t){function e(e){var i=t.call(this,e)||this;return i.on("pointsChange.konva tensionChange.konva closedChange.konva bezierChange.konva",(function(){this._clearCache("tensionPoints")})),i}return P(e,t),e.prototype._sceneFunc=function(t){var e,i,n,r=this.points(),o=r.length,a=this.tension(),s=this.closed(),h=this.bezier();if(o){if(t.beginPath(),t.moveTo(r[0],r[1]),0!==a&&o>4){for(i=(e=this.getTensionPoints()).length,n=s?0:4,s||t.quadraticCurveTo(e[0],e[1],e[2],e[3]);n<i-2;)t.bezierCurveTo(e[n++],e[n++],e[n++],e[n++],e[n++],e[n++]);s||t.quadraticCurveTo(e[i-2],e[i-1],r[o-2],r[o-1])}else if(h)for(n=2;n<o;)t.bezierCurveTo(r[n++],r[n++],r[n++],r[n++],r[n++],r[n++]);else for(n=2;n<o;n+=2)t.lineTo(r[n],r[n+1]);s?(t.closePath(),t.fillStrokeShape(this)):t.strokeShape(this)}},e.prototype.getTensionPoints=function(){return this._getCache("tensionPoints",this._getTensionPoints)},e.prototype._getTensionPoints=function(){return this.closed()?this._getTensionPointsClosed():f._expandPoints(this.points(),this.tension())},e.prototype._getTensionPointsClosed=function(){var t=this.points(),e=t.length,i=this.tension(),n=f._getControlPoints(t[e-2],t[e-1],t[0],t[1],t[2],t[3],i),r=f._getControlPoints(t[e-4],t[e-3],t[e-2],t[e-1],t[0],t[1],i),o=f._expandPoints(t,i);return[n[2],n[3]].concat(o).concat([r[0],r[1],t[e-2],t[e-1],r[2],r[3],n[0],n[1],t[0],t[1]])},e.prototype.getWidth=function(){return this.getSelfRect().width},e.prototype.getHeight=function(){return this.getSelfRect().height},e.prototype.getSelfRect=function(){var t=this.points();if(t.length<4)return{x:t[0]||0,y:t[1]||0,width:0,height:0};for(var e,i,n=(t=0!==this.tension()?function(){for(var t=0,e=0,i=arguments.length;e<i;e++)t+=arguments[e].length;var n=Array(t),r=0;for(e=0;e<i;e++)for(var o=arguments[e],a=0,s=o.length;a<s;a++,r++)n[r]=o[a];return n}([t[0],t[1]],this._getTensionPoints(),[t[t.length-2],t[t.length-1]]):this.points())[0],r=t[0],o=t[1],a=t[1],s=0;s<t.length/2;s++)e=t[2*s],i=t[2*s+1],n=Math.min(n,e),r=Math.max(r,e),o=Math.min(o,i),a=Math.max(a,i);return{x:n,y:o,width:r-n,height:a-o}},e}(lt);Pt.prototype.className="Line",Pt.prototype._attrsAffectingSize=["points","bezier","tension"],a(Pt),w.addGetterSetter(Pt,"closed",!1),w.addGetterSetter(Pt,"bezier",!1),w.addGetterSetter(Pt,"tension",0,y()),w.addGetterSetter(Pt,"points",[],function(){if(r.isUnminified)return function(t,e){return f._isArray(t)?t.forEach((function(t){f._isNumber(t)||f.warn('"'+e+'" attribute has non numeric element '+t+". Make sure that all elements are numbers.")})):f.warn(g(t)+' is a not valid value for "'+e+'" attribute. The value should be a array of numbers.'),t}}()),s.mapMethods(Pt);var kt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(e,t),e.prototype._sceneFunc=function(e){t.prototype._sceneFunc.call(this,e);var i=2*Math.PI,n=this.points(),r=n,o=0!==this.tension()&&n.length>4;o&&(r=this.getTensionPoints());var a,s,h=n.length;o?(a=n[h-2]-(r[r.length-2]+r[r.length-4])/2,s=n[h-1]-(r[r.length-1]+r[r.length-3])/2):(a=n[h-2]-n[h-4],s=n[h-1]-n[h-3]);var l=(Math.atan2(s,a)+i)%i,c=this.pointerLength(),d=this.pointerWidth();e.save(),e.beginPath(),e.translate(n[h-2],n[h-1]),e.rotate(l),e.moveTo(0,0),e.lineTo(-c,d/2),e.lineTo(-c,-d/2),e.closePath(),e.restore(),this.pointerAtBeginning()&&(e.save(),e.translate(n[0],n[1]),o?(a=(r[0]+r[2])/2-n[0],s=(r[1]+r[3])/2-n[1]):(a=n[2]-n[0],s=n[3]-n[1]),e.rotate((Math.atan2(-s,-a)+i)%i),e.moveTo(0,0),e.lineTo(-c,d/2),e.lineTo(-c,-d/2),e.closePath(),e.restore());var u=this.dashEnabled();u&&(this.attrs.dashEnabled=!1,e.setLineDash([])),e.fillStrokeShape(this),u&&(this.attrs.dashEnabled=!0)},e.prototype.getSelfRect=function(){var e=t.prototype.getSelfRect.call(this),i=this.pointerWidth()/2;return{x:e.x-i,y:e.y-i,width:e.width+2*i,height:e.height+2*i}},e}(Pt);kt.prototype.className="Arrow",a(kt),w.addGetterSetter(kt,"pointerLength",10,y()),w.addGetterSetter(kt,"pointerWidth",10,y()),w.addGetterSetter(kt,"pointerAtBeginning",!1),s.mapMethods(kt);var Tt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(e,t),e.prototype._sceneFunc=function(t){t.beginPath(),t.arc(0,0,this.attrs.radius||0,0,2*Math.PI,!1),t.closePath(),t.fillStrokeShape(this)},e.prototype.getWidth=function(){return 2*this.radius()},e.prototype.getHeight=function(){return 2*this.radius()},e.prototype.setWidth=function(t){this.radius()!==t/2&&this.radius(t/2)},e.prototype.setHeight=function(t){this.radius()!==t/2&&this.radius(t/2)},e}(lt);Tt.prototype._centroid=!0,Tt.prototype.className="Circle",Tt.prototype._attrsAffectingSize=["radius"],a(Tt),w.addGetterSetter(Tt,"radius",0,y()),s.mapMethods(Tt);var At=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(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){this.radiusX(t/2)},e.prototype.setHeight=function(t){this.radiusY(t/2)},e}(lt);At.prototype.className="Ellipse",At.prototype._centroid=!0,At.prototype._attrsAffectingSize=["radiusX","radiusY"],a(At),w.addComponentsGetterSetter(At,"radius",["x","y"]),w.addGetterSetter(At,"radiusX",0,y()),w.addGetterSetter(At,"radiusY",0,y()),s.mapMethods(At);var Mt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(e,t),e.prototype._useBufferCanvas=function(){return t.prototype._useBufferCanvas.call(this,!0)},e.prototype._sceneFunc=function(t){var e,i,n,r=this.getWidth(),o=this.getHeight(),a=this.attrs.image;a&&(e=this.attrs.cropWidth,i=this.attrs.cropHeight,n=e&&i?[a,this.cropX(),this.cropY(),e,i,0,0,r,o]:[a,0,0,r,o]),(this.hasFill()||this.hasStroke())&&(t.beginPath(),t.rect(0,0,r,o),t.closePath(),t.fillStrokeShape(this)),a&&t.drawImage.apply(t,n)},e.prototype._hitFunc=function(t){var e=this.width(),i=this.height();t.beginPath(),t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)},e.prototype.getWidth=function(){var t,e;return null!==(t=this.attrs.width)&&void 0!==t?t:(null===(e=this.image())||void 0===e?void 0:e.width)||0},e.prototype.getHeight=function(){var t,e;return null!==(t=this.attrs.height)&&void 0!==t?t:(null===(e=this.image())||void 0===e?void 0:e.height)||0},e.fromURL=function(t,i){var n=f.createImageElement();n.onload=function(){var t=new e({image:n});i(t)},n.crossOrigin="Anonymous",n.src=t},e}(lt);Mt.prototype.className="Image",a(Mt),w.addGetterSetter(Mt,"image"),w.addComponentsGetterSetter(Mt,"crop",["x","y","width","height"]),w.addGetterSetter(Mt,"cropX",0,y()),w.addGetterSetter(Mt,"cropY",0,y()),w.addGetterSetter(Mt,"cropWidth",0,y()),w.addGetterSetter(Mt,"cropHeight",0,y()),s.mapMethods(Mt);var Gt=["fontFamily","fontSize","fontStyle","padding","lineHeight","text","width"],Rt=Gt.length,Lt=function(t){function e(e){var i=t.call(this,e)||this;return i.on("add.konva",(function(t){this._addListeners(t.child),this._sync()})),i}return P(e,t),e.prototype.getText=function(){return this.find("Text")[0]},e.prototype.getTag=function(){return this.find("Tag")[0]},e.prototype._addListeners=function(t){var e,i=this,n=function(){i._sync()};for(e=0;e<Rt;e++)t.on(Gt[e]+"Change.konva",n)},e.prototype.getWidth=function(){return this.getText().width()},e.prototype.getHeight=function(){return this.getText().height()},e.prototype._sync=function(){var t,e,i,n,r,o,a,s=this.getText(),h=this.getTag();if(s&&h){switch(t=s.width(),e=s.height(),i=h.pointerDirection(),n=h.pointerWidth(),a=h.pointerHeight(),r=0,o=0,i){case"up":r=t/2,o=-1*a;break;case"right":r=t+n,o=e/2;break;case"down":r=t/2,o=e+a;break;case"left":r=-1*n,o=e/2}h.setAttrs({x:-1*r,y:-1*o,width:t,height:e}),s.setAttrs({x:-1*r,y:-1*o})}},e}(ft);Lt.prototype.className="Label",a(Lt),s.mapMethods(Lt);var Et=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(e,t),e.prototype._sceneFunc=function(t){var e=this.width(),i=this.height(),n=this.pointerDirection(),r=this.pointerWidth(),o=this.pointerHeight(),a=this.cornerRadius(),s=0,h=0,l=0,c=0;"number"==typeof a?s=h=l=c=Math.min(a,e/2,i/2):(s=Math.min(a[0]||0,e/2,i/2),h=Math.min(a[1]||0,e/2,i/2),c=Math.min(a[2]||0,e/2,i/2),l=Math.min(a[3]||0,e/2,i/2)),t.beginPath(),t.moveTo(s,0),"up"===n&&(t.lineTo((e-r)/2,0),t.lineTo(e/2,-1*o),t.lineTo((e+r)/2,0)),t.lineTo(e-h,0),t.arc(e-h,h,h,3*Math.PI/2,0,!1),"right"===n&&(t.lineTo(e,(i-o)/2),t.lineTo(e+r,i/2),t.lineTo(e,(i+o)/2)),t.lineTo(e,i-c),t.arc(e-c,i-c,c,0,Math.PI/2,!1),"down"===n&&(t.lineTo((e+r)/2,i),t.lineTo(e/2,i+o),t.lineTo((e-r)/2,i)),t.lineTo(l,i),t.arc(l,i-l,l,Math.PI/2,Math.PI,!1),"left"===n&&(t.lineTo(0,(i+o)/2),t.lineTo(-1*r,i/2),t.lineTo(0,(i-o)/2)),t.lineTo(0,s),t.arc(s,s,s,Math.PI,3*Math.PI/2,!1),t.closePath(),t.fillStrokeShape(this)},e.prototype.getSelfRect=function(){var t=0,e=0,i=this.pointerWidth(),n=this.pointerHeight(),r=this.pointerDirection(),o=this.width(),a=this.height();return"up"===r?(e-=n,a+=n):"down"===r?a+=n:"left"===r?(t-=1.5*i,o+=i):"right"===r&&(o+=1.5*i),{x:t,y:e,width:o,height:a}},e}(lt);Et.prototype.className="Tag",a(Et),w.addGetterSetter(Et,"pointerDirection","none"),w.addGetterSetter(Et,"pointerWidth",0,y()),w.addGetterSetter(Et,"pointerHeight",0,y()),w.addGetterSetter(Et,"cornerRadius",0,m(4)),s.mapMethods(Et);var Ot=function(t){function e(i){var n=t.call(this,i)||this;n.dataArray=[],n.pathLength=0,n.dataArray=e.parsePathData(n.data()),n.pathLength=0;for(var r=0;r<n.dataArray.length;++r)n.pathLength+=n.dataArray[r].pathLength;return n.on("dataChange.konva",(function(){this.dataArray=e.parsePathData(this.data()),this.pathLength=0;for(var t=0;t<this.dataArray.length;++t)this.pathLength+=this.dataArray[t].pathLength})),n}return P(e,t),e.prototype._sceneFunc=function(t){var e=this.dataArray;t.beginPath();for(var i=!1,n=0;n<e.length;n++){var r=e[n].command,o=e[n].points;switch(r){case"L":t.lineTo(o[0],o[1]);break;case"M":t.moveTo(o[0],o[1]);break;case"C":t.bezierCurveTo(o[0],o[1],o[2],o[3],o[4],o[5]);break;case"Q":t.quadraticCurveTo(o[0],o[1],o[2],o[3]);break;case"A":var a=o[0],s=o[1],h=o[2],l=o[3],c=o[4],d=o[5],u=o[6],p=o[7],f=h>l?h:l,g=h>l?1:h/l,v=h>l?l/h:1;t.translate(a,s),t.rotate(u),t.scale(g,v),t.arc(0,0,f,c,c+d,1-p),t.scale(1/g,1/v),t.rotate(-u),t.translate(-a,-s);break;case"z":i=!0,t.closePath()}}i||this.hasFill()?t.fillStrokeShape(this):t.strokeShape(this)},e.prototype.getSelfRect=function(){var t=[];this.dataArray.forEach((function(i){if("A"===i.command){var n=i.points[4],r=i.points[5],o=i.points[4]+r,a=Math.PI/180;if(Math.abs(n-o)<a&&(a=Math.abs(n-o)),r<0)for(var s=n-a;s>o;s-=a){var h=e.getPointOnEllipticalArc(i.points[0],i.points[1],i.points[2],i.points[3],s,0);t.push(h.x,h.y)}else 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o=this.dataArray[n],a=o.points;switch(o.command){case"L":return e.getPointOnLine(t,o.start.x,o.start.y,a[0],a[1]);case"C":return e.getPointOnCubicBezier(t/o.pathLength,o.start.x,o.start.y,a[0],a[1],a[2],a[3],a[4],a[5]);case"Q":return e.getPointOnQuadraticBezier(t/o.pathLength,o.start.x,o.start.y,a[0],a[1],a[2],a[3]);case"A":var s=a[0],h=a[1],l=a[2],c=a[3],d=a[4],u=a[5],p=a[6];return d+=u*t/o.pathLength,e.getPointOnEllipticalArc(s,h,l,c,d,p)}return null},e.getLineLength=function(t,e,i,n){return Math.sqrt((i-t)*(i-t)+(n-e)*(n-e))},e.getPointOnLine=function(t,e,i,n,r,o,a){void 0===o&&(o=e),void 0===a&&(a=i);var s=(r-i)/(n-e+1e-8),h=Math.sqrt(t*t/(1+s*s));n<e&&(h*=-1);var l,c=s*h;if(n===e)l={x:o,y:a+c};else if((a-i)/(o-e+1e-8)===s)l={x:o+h,y:a+c};else{var d,u,p=this.getLineLength(e,i,n,r);if(p<1e-8)return;var f=(o-e)*(n-e)+(a-i)*(r-i);d=e+(f/=p*p)*(n-e),u=i+f*(r-i);var g=this.getLineLength(o,a,d,u),v=Math.sqrt(t*t-g*g);h=Math.sqrt(v*v/(1+s*s)),n<e&&(h*=-1),l={x:d+h,y:u+(c=s*h)}}return l},e.getPointOnCubicBezier=function(t,e,i,n,r,o,a,s,h){function l(t){return t*t*t}function c(t){return 3*t*t*(1-t)}function d(t){return 3*t*(1-t)*(1-t)}function u(t){return(1-t)*(1-t)*(1-t)}return{x:s*l(t)+o*c(t)+n*d(t)+e*u(t),y:h*l(t)+a*c(t)+r*d(t)+i*u(t)}},e.getPointOnQuadraticBezier=function(t,e,i,n,r,o,a){function s(t){return t*t}function h(t){return 2*t*(1-t)}function l(t){return(1-t)*(1-t)}return{x:o*s(t)+n*h(t)+e*l(t),y:a*s(t)+r*h(t)+i*l(t)}},e.getPointOnEllipticalArc=function(t,e,i,n,r,o){var a=Math.cos(o),s=Math.sin(o),h=i*Math.cos(r),l=n*Math.sin(r);return{x:t+(h*a-l*s),y:e+(h*s+l*a)}},e.parsePathData=function(t){if(!t)return[];var e=t,i=["m","M","l","L","v","V","h","H","z","Z","c","C","q","Q","t","T","s","S","a","A"];e=e.replace(new RegExp(" ","g"),",");for(var n=0;n<i.length;n++)e=e.replace(new RegExp(i[n],"g"),"|"+i[n]);var r,o=e.split("|"),a=[],s=[],h=0,l=0,c=/([-+]?((\d+\.\d+)|((\d+)|(\.\d+)))(?:e[-+]?\d+)?)/gi;for(n=1;n<o.length;n++){var d=o[n],u=d.charAt(0);for(d=d.slice(1),s.length=0;r=c.exec(d);)s.push(r[0]);for(var p=[],f=0,g=s.length;f<g;f++){var v=parseFloat(s[f]);isNaN(v)?p.push(0):p.push(v)}for(;p.length>0&&!isNaN(p[0]);){var y,m,_,b,x,S,w,C,P,k,T=null,A=[],M=h,G=l;switch(u){case"l":h+=p.shift(),l+=p.shift(),T="L",A.push(h,l);break;case"L":h=p.shift(),l=p.shift(),A.push(h,l);break;case"m":var R=p.shift(),L=p.shift();if(h+=R,l+=L,T="M",a.length>2&&"z"===a[a.length-1].command)for(var E=a.length-2;E>=0;E--)if("M"===a[E].command){h=a[E].points[0]+R,l=a[E].points[1]+L;break}A.push(h,l),u="l";break;case"M":h=p.shift(),l=p.shift(),T="M",A.push(h,l),u="L";break;case"h":h+=p.shift(),T="L",A.push(h,l);break;case"H":h=p.shift(),T="L",A.push(h,l);break;case"v":l+=p.shift(),T="L",A.push(h,l);break;case"V":l=p.shift(),T="L",A.push(h,l);break;case"C":A.push(p.shift(),p.shift(),p.shift(),p.shift()),h=p.shift(),l=p.shift(),A.push(h,l);break;case"c":A.push(h+p.shift(),l+p.shift(),h+p.shift(),l+p.shift()),h+=p.shift(),l+=p.shift(),T="C",A.push(h,l);break;case"S":m=h,_=l,"C"===(y=a[a.length-1]).command&&(m=h+(h-y.points[2]),_=l+(l-y.points[3])),A.push(m,_,p.shift(),p.shift()),h=p.shift(),l=p.shift(),T="C",A.push(h,l);break;case"s":m=h,_=l,"C"===(y=a[a.length-1]).command&&(m=h+(h-y.points[2]),_=l+(l-y.points[3])),A.push(m,_,h+p.shift(),l+p.shift()),h+=p.shift(),l+=p.shift(),T="C",A.push(h,l);break;case"Q":A.push(p.shift(),p.shift()),h=p.shift(),l=p.shift(),A.push(h,l);break;case"q":A.push(h+p.shift(),l+p.shift()),h+=p.shift(),l+=p.shift(),T="Q",A.push(h,l);break;case"T":m=h,_=l,"Q"===(y=a[a.length-1]).command&&(m=h+(h-y.points[0]),_=l+(l-y.points[1])),h=p.shift(),l=p.shift(),T="Q",A.push(m,_,h,l);break;case"t":m=h,_=l,"Q"===(y=a[a.length-1]).command&&(m=h+(h-y.points[0]),_=l+(l-y.points[1])),h+=p.shift(),l+=p.shift(),T="Q",A.push(m,_,h,l);break;case"A":b=p.shift(),x=p.shift(),S=p.shift(),w=p.shift(),C=p.shift(),P=h,k=l,h=p.shift(),l=p.shift(),T="A",A=this.convertEndpointToCenterParameterization(P,k,h,l,w,C,b,x,S);break;case"a":b=p.shift(),x=p.shift(),S=p.shift(),w=p.shift(),C=p.shift(),P=h,k=l,h+=p.shift(),l+=p.shift(),T="A",A=this.convertEndpointToCenterParameterization(P,k,h,l,w,C,b,x,S)}a.push({command:T||u,points:A,start:{x:M,y:G},pathLength:this.calcLength(M,G,T||u,A)})}"z"!==u&&"Z"!==u||a.push({command:"z",points:[],start:void 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_(S,w)<=-1&&(C=Math.PI),_(S,w)>=1&&(C=0),0===o&&C>0&&(C-=2*Math.PI),1===o&&C<0&&(C+=2*Math.PI),[v,y,a,s,x,C,l,o]},e}(lt);Ot.prototype.className="Path",Ot.prototype._attrsAffectingSize=["data"],a(Ot),w.addGetterSetter(Ot,"data"),s.mapMethods(Ot);var It=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(e,t),e.prototype._sceneFunc=function(t){var e=this.cornerRadius(),i=this.width(),n=this.height();if(t.beginPath(),e){var r=0,o=0,a=0,s=0;"number"==typeof e?r=o=a=s=Math.min(e,i/2,n/2):(r=Math.min(e[0]||0,i/2,n/2),o=Math.min(e[1]||0,i/2,n/2),s=Math.min(e[2]||0,i/2,n/2),a=Math.min(e[3]||0,i/2,n/2)),t.moveTo(r,0),t.lineTo(i-o,0),t.arc(i-o,o,o,3*Math.PI/2,0,!1),t.lineTo(i,n-s),t.arc(i-s,n-s,s,0,Math.PI/2,!1),t.lineTo(a,n),t.arc(a,n-a,a,Math.PI/2,Math.PI,!1),t.lineTo(0,r),t.arc(r,r,r,Math.PI,3*Math.PI/2,!1)}else t.rect(0,0,i,n);t.closePath(),t.fillStrokeShape(this)},e}(lt);It.prototype.className="Rect",a(It),w.addGetterSetter(It,"cornerRadius",0,m(4)),s.mapMethods(It);var Dt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(e,t),e.prototype._sceneFunc=function(t){var e,i,n,r=this.sides(),o=this.radius();for(t.beginPath(),t.moveTo(0,0-o),e=1;e<r;e++)i=o*Math.sin(2*e*Math.PI/r),n=-1*o*Math.cos(2*e*Math.PI/r),t.lineTo(i,n);t.closePath(),t.fillStrokeShape(this)},e.prototype.getWidth=function(){return 2*this.radius()},e.prototype.getHeight=function(){return 2*this.radius()},e.prototype.setWidth=function(t){this.radius(t/2)},e.prototype.setHeight=function(t){this.radius(t/2)},e}(lt);Dt.prototype.className="RegularPolygon",Dt.prototype._centroid=!0,Dt.prototype._attrsAffectingSize=["radius"],a(Dt),w.addGetterSetter(Dt,"radius",0,y()),w.addGetterSetter(Dt,"sides",0,y()),s.mapMethods(Dt);var Ft=2*Math.PI,Bt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(e,t),e.prototype._sceneFunc=function(t){t.beginPath(),t.arc(0,0,this.innerRadius(),0,Ft,!1),t.moveTo(this.outerRadius(),0),t.arc(0,0,this.outerRadius(),Ft,0,!0),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)},e.prototype.setHeight=function(t){this.outerRadius(t/2)},e}(lt);Bt.prototype.className="Ring",Bt.prototype._centroid=!0,Bt.prototype._attrsAffectingSize=["innerRadius","outerRadius"],a(Bt),w.addGetterSetter(Bt,"innerRadius",0,y()),w.addGetterSetter(Bt,"outerRadius",0,y()),s.mapMethods(Bt);var Nt=function(t){function e(e){var i=t.call(this,e)||this;return i._updated=!0,i.anim=new vt((function(){var t=i._updated;return i._updated=!1,t})),i.on("animationChange.konva",(function(){this.frameIndex(0)})),i.on("frameIndexChange.konva",(function(){this._updated=!0})),i.on("frameRateChange.konva",(function(){this.anim.isRunning()&&(clearInterval(this.interval),this._setInterval())})),i}return P(e,t),e.prototype._sceneFunc=function(t){var e=this.animation(),i=this.frameIndex(),n=4*i,r=this.animations()[e],o=this.frameOffsets(),a=r[n+0],s=r[n+1],h=r[n+2],l=r[n+3],c=this.image();if((this.hasFill()||this.hasStroke())&&(t.beginPath(),t.rect(0,0,h,l),t.closePath(),t.fillStrokeShape(this)),c)if(o){var d=o[e],u=2*i;t.drawImage(c,a,s,h,l,d[u+0],d[u+1],h,l)}else t.drawImage(c,a,s,h,l,0,0,h,l)},e.prototype._hitFunc=function(t){var e=this.animation(),i=this.frameIndex(),n=4*i,r=this.animations()[e],o=this.frameOffsets(),a=r[n+2],s=r[n+3];if(t.beginPath(),o){var h=o[e],l=2*i;t.rect(h[l+0],h[l+1],a,s)}else t.rect(0,0,a,s);t.closePath(),t.fillShape(this)},e.prototype._useBufferCanvas=function(){return t.prototype._useBufferCanvas.call(this,!0)},e.prototype._setInterval=function(){var t=this;this.interval=setInterval((function(){t._updateIndex()}),1e3/this.frameRate())},e.prototype.start=function(){if(!this.isRunning()){var t=this.getLayer();this.anim.setLayers(t),this._setInterval(),this.anim.start()}},e.prototype.stop=function(){this.anim.stop(),clearInterval(this.interval)},e.prototype.isRunning=function(){return this.anim.isRunning()},e.prototype._updateIndex=function(){var t=this.frameIndex(),e=this.animation();t<this.animations()[e].length/4-1?this.frameIndex(t+1):this.frameIndex(0)},e}(lt);Nt.prototype.className="Sprite",a(Nt),w.addGetterSetter(Nt,"animation"),w.addGetterSetter(Nt,"animations"),w.addGetterSetter(Nt,"frameOffsets"),w.addGetterSetter(Nt,"image"),w.addGetterSetter(Nt,"frameIndex",0,y()),w.addGetterSetter(Nt,"frameRate",17,y()),w.backCompat(Nt,{index:"frameIndex",getIndex:"getFrameIndex",setIndex:"setFrameIndex"}),s.mapMethods(Nt);var zt=function(t){function e(){return null!==t&&t.apply(this,arguments)||this}return P(e,t),e.prototype._sceneFunc=function(t){var e=this.innerRadius(),i=this.outerRadius(),n=this.numPoints();t.beginPath(),t.moveTo(0,0-i);for(var r=1;r<2*n;r++){var o=r%2==0?i:e,a=o*Math.sin(r*Math.PI/n),s=-1*o*Math.cos(r*Math.PI/n);t.lineTo(a,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)},e.prototype.setHeight=function(t){this.outerRadius(t/2)},e}(lt);function Wt(t){return Array.from(t)}zt.prototype.className="Star",zt.prototype._centroid=!0,zt.prototype._attrsAffectingSize=["innerRadius","outerRadius"],a(zt),w.addGetterSetter(zt,"numPoints",5,y()),w.addGetterSetter(zt,"innerRadius",0,y()),w.addGetterSetter(zt,"outerRadius",0,y()),s.mapMethods(zt);var Ht,Yt=["fontFamily","fontSize","fontStyle","fontVariant","padding","align","verticalAlign","lineHeight","text","width","height","wrap","ellipsis","letterSpacing"],Xt=Yt.length;function jt(){return Ht||(Ht=f.createCanvasElement().getContext("2d"))}var Ut=function(t){function e(e){var i=t.call(this,function(t){return(t=t||{}).fillLinearGradientColorStops||t.fillRadialGradientColorStops||t.fillPatternImage||(t.fill=t.fill||"black"),t}(e))||this;i._partialTextX=0,i._partialTextY=0;for(var n=0;n<Xt;n++)i.on(Yt[n]+"Change.konva",i._setTextData);return i._setTextData(),i}return P(e,t),e.prototype._sceneFunc=function(t){var e=this.textArr,i=e.length;if(this.text()){var n,r=this.padding(),o=this.fontSize(),a=this.lineHeight()*o,s=this.verticalAlign(),h=0,l=this.align(),c=this.getWidth(),d=this.letterSpacing(),u=this.fill(),p=this.textDecoration(),f=-1!==p.indexOf("underline"),g=-1!==p.indexOf("line-through"),v=0,y=(v=a/2,0),m=0;for(t.setAttr("font",this._getContextFont()),t.setAttr("textBaseline","middle"),t.setAttr("textAlign","left"),"middle"===s?h=(this.getHeight()-i*a-2*r)/2:"bottom"===s&&(h=this.getHeight()-i*a-2*r),t.translate(r,h+r),n=0;n<i;n++){y=0,m=0;var _,b,x,S=e[n],w=S.text,C=S.width,P=n!==i-1;if(t.save(),"right"===l?y+=c-C-2*r:"center"===l&&(y+=(c-C-2*r)/2),f&&(t.save(),t.beginPath(),t.moveTo(y,v+m+Math.round(o/2)),b=0===(_=w.split(" ").length-1),x="justify"===l&&P&&!b?c-2*r:C,t.lineTo(y+Math.round(x),v+m+Math.round(o/2)),t.lineWidth=o/15,t.strokeStyle=u,t.stroke(),t.restore()),g&&(t.save(),t.beginPath(),t.moveTo(y,v+m),b=0===(_=w.split(" ").length-1),x="justify"===l&&P&&!b?c-2*r:C,t.lineTo(y+Math.round(x),v+m),t.lineWidth=o/15,t.strokeStyle=u,t.stroke(),t.restore()),0!==d||"justify"===l){_=w.split(" ").length-1;for(var k=Wt(w),T=0;T<k.length;T++){var A=k[T];" "===A&&n!==i-1&&"justify"===l&&(y+=(c-2*r-C)/_),this._partialTextX=y,this._partialTextY=v+m,this._partialText=A,t.fillStrokeShape(this),y+=this.measureSize(A).width+d}}else this._partialTextX=y,this._partialTextY=v+m,this._partialText=w,t.fillStrokeShape(this);t.restore(),i>1&&(v+=a)}}},e.prototype._hitFunc=function(t){var e=this.getWidth(),i=this.getHeight();t.beginPath(),t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)},e.prototype.setText=function(t){var e=f._isString(t)?t:null==t?"":t+"";return this._setAttr("text",e),this},e.prototype.getWidth=function(){return"auto"===this.attrs.width||void 0===this.attrs.width?this.getTextWidth()+2*this.padding():this.attrs.width},e.prototype.getHeight=function(){return"auto"===this.attrs.height||void 0===this.attrs.height?this.fontSize()*this.textArr.length*this.lineHeight()+2*this.padding():this.attrs.height},e.prototype.getTextWidth=function(){return this.textWidth},e.prototype.getTextHeight=function(){return f.warn("text.getTextHeight() method is deprecated. Use text.height() - for full height and text.fontSize() - for one line height."),this.textHeight},e.prototype.measureSize=function(t){var e,i=jt(),n=this.fontSize();return i.save(),i.font=this._getContextFont(),e=i.measureText(t),i.restore(),{width:e.width,height:n}},e.prototype._getContextFont=function(){return r.UA.isIE?this.fontStyle()+" "+this.fontSize()+"px "+this.fontFamily():this.fontStyle()+" "+this.fontVariant()+" "+this.fontSize()+"px "+this.fontFamily().split(",").map((function(t){var e=(t=t.trim()).indexOf(" ")>=0,i=t.indexOf('"')>=0||t.indexOf("'")>=0;return e&&!i&&(t='"'+t+'"'),t})).join(", ")},e.prototype._addTextLine=function(t){"justify"===this.align()&&(t=t.trim());var e=this._getTextWidth(t);return this.textArr.push({text:t,width:e})},e.prototype._getTextWidth=function(t){var e=this.letterSpacing(),i=t.length;return jt().measureText(t).width+(i?e*(i-1):0)},e.prototype._setTextData=function(){var t=this.text().split("\n"),e=+this.fontSize(),i=0,n=this.lineHeight()*e,r=this.attrs.width,o=this.attrs.height,a="auto"!==r&&void 0!==r,s="auto"!==o&&void 0!==o,h=this.padding(),l=r-2*h,c=o-2*h,d=0,u=this.wrap(),p="none"!==u,f="char"!==u&&p,g=this.ellipsis();this.textArr=[],jt().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(a&&b>l)for(;_.length>0;){for(var x=0,S=_.length,w="",C=0;x<S;){var P=x+S>>>1,k=_.slice(0,P+1),T=this._getTextWidth(k)+v;T<=l?(x=P+1,w=k+(g?"…":""),C=T):S=P}if(!w)break;if(f){var A,M=_[w.length];(A=(" "===M||"-"===M)&&C<=l?w.length:Math.max(w.lastIndexOf(" "),w.lastIndexOf("-"))+1)>0&&(x=A,w=w.slice(0,x),C=this._getTextWidth(w))}if(w=w.trimRight(),this._addTextLine(w),i=Math.max(i,C),d+=n,!p||s&&d+n>c){var G=this.textArr[this.textArr.length-1];if(G)if(g)this._getTextWidth(G.text+"…")<l||(G.text=G.text.slice(0,G.text.length-3)),this.textArr.splice(this.textArr.length-1,1),this._addTextLine(G.text+"…");break}if((_=(_=_.slice(x)).trimLeft()).length>0&&(b=this._getTextWidth(_))<=l){this._addTextLine(_),d+=n,i=Math.max(i,b);break}}else this._addTextLine(_),d+=n,i=Math.max(i,b);if(s&&d+n>c)break}this.textHeight=e,this.textWidth=i},e.prototype.getStrokeScaleEnabled=function(){return!0},e}(lt);Ut.prototype._fillFunc=function(t){t.fillText(this._partialText,this._partialTextX,this._partialTextY)},Ut.prototype._strokeFunc=function(t){t.strokeText(this._partialText,this._partialTextX,this._partialTextY)},Ut.prototype.className="Text",Ut.prototype._attrsAffectingSize=["text","fontSize","padding","wrap","lineHeight"],a(Ut),w.overWriteSetter(Ut,"width",_()),w.overWriteSetter(Ut,"height",_()),w.addGetterSetter(Ut,"fontFamily","Arial"),w.addGetterSetter(Ut,"fontSize",12,y()),w.addGetterSetter(Ut,"fontStyle","normal"),w.addGetterSetter(Ut,"fontVariant","normal"),w.addGetterSetter(Ut,"padding",0,y()),w.addGetterSetter(Ut,"align","left"),w.addGetterSetter(Ut,"verticalAlign","top"),w.addGetterSetter(Ut,"lineHeight",1,y()),w.addGetterSetter(Ut,"wrap","word"),w.addGetterSetter(Ut,"ellipsis",!1,S()),w.addGetterSetter(Ut,"letterSpacing",0,y()),w.addGetterSetter(Ut,"text","",b()),w.addGetterSetter(Ut,"textDecoration",""),s.mapMethods(Ut);function qt(t){t.fillText(this.partialText,0,0)}function Kt(t){t.strokeText(this.partialText,0,0)}var Vt=function(t){function e(e){var i=t.call(this,e)||this;return i.dummyCanvas=f.createCanvasElement(),i.dataArray=[],i.dataArray=Ot.parsePathData(i.attrs.data),i.on("dataChange.konva",(function(){this.dataArray=Ot.parsePathData(this.attrs.data),this._setTextData()})),i.on("textChange.konva alignChange.konva letterSpacingChange.konva kerningFuncChange.konva",i._setTextData),e&&e.getKerning&&(f.warn('getKerning TextPath API is deprecated. Please use "kerningFunc" instead.'),i.kerningFunc(e.getKerning)),i._setTextData(),i}return P(e,t),e.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(),n=this.fontSize(),r=this.glyphInfo;"underline"===e&&t.beginPath();for(var o=0;o<r.length;o++){t.save();var a=r[o].p0;t.translate(a.x,a.y),t.rotate(r[o].rotation),this.partialText=r[o].text,t.fillStrokeShape(this),"underline"===e&&(0===o&&t.moveTo(0,n/2+1),t.lineTo(n,n/2+1)),t.restore()}"underline"===e&&(t.strokeStyle=i,t.lineWidth=n/20,t.stroke()),t.restore()},e.prototype._hitFunc=function(t){t.beginPath();var e=this.glyphInfo;if(e.length>=1){var i=e[0].p0;t.moveTo(i.x,i.y)}for(var n=0;n<e.length;n++){var r=e[n].p1;t.lineTo(r.x,r.y)}t.setAttr("lineWidth",this.fontSize()),t.setAttr("strokeStyle",this.colorKey),t.stroke()},e.prototype.getTextWidth=function(){return this.textWidth},e.prototype.getTextHeight=function(){return f.warn("text.getTextHeight() method is deprecated. Use text.height() - for full height and text.fontSize() - for one line height."),this.textHeight},e.prototype.setText=function(t){return Ut.prototype.setText.call(this,t)},e.prototype._getContextFont=function(){return Ut.prototype._getContextFont.call(this)},e.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)}},e.prototype._setTextData=function(){var t=this,e=this._getTextSize(this.attrs.text),i=this.letterSpacing(),n=this.align(),r=this.kerningFunc();this.textWidth=e.width,this.textHeight=e.height;var o=Math.max(this.textWidth+((this.attrs.text||"").length-1)*i,0);this.glyphInfo=[];for(var a=0,s=0;s<t.dataArray.length;s++)t.dataArray[s].pathLength>0&&(a+=t.dataArray[s].pathLength);var h=0;"center"===n&&(h=Math.max(0,a/2-o/2)),"right"===n&&(h=Math.max(0,a-o));for(var l,c,d,u=Wt(this.text()),p=this.text().split(" ").length-1,f=-1,g=0,v=function(){g=0;for(var e=t.dataArray,i=f+1;i<e.length;i++){if(e[i].pathLength>0)return f=i,e[i];"M"===e[i].command&&(l={x:e[i].points[0],y:e[i].points[1]})}return{}},y=function(e){var r=t._getTextSize(e).width+i;" "===e&&"justify"===n&&(r+=(a-o)/p);var s=0,h=0;for(c=void 0;Math.abs(r-s)/r>.01&&h<25;){h++;for(var u=s;void 0===d;)(d=v())&&u+d.pathLength<r&&(u+=d.pathLength,d=void 0);if(d==={}||void 0===l)return;var f=!1;switch(d.command){case"L":Ot.getLineLength(l.x,l.y,d.points[0],d.points[1])>r?c=Ot.getPointOnLine(r,l.x,l.y,d.points[0],d.points[1],l.x,l.y):d=void 0;break;case"A":var y=d.points[4],m=d.points[5],_=d.points[4]+m;0===g?g=y+1e-8:r>s?g+=Math.PI/180*m/Math.abs(m):g-=Math.PI/360*m/Math.abs(m),(m<0&&g<_||m>=0&&g>_)&&(g=_,f=!0),c=Ot.getPointOnEllipticalArc(d.points[0],d.points[1],d.points[2],d.points[3],g,d.points[6]);break;case"C":0===g?g=r>d.pathLength?1e-8:r/d.pathLength:r>s?g+=(r-s)/d.pathLength:g-=(s-r)/d.pathLength,g>1&&(g=1,f=!0),c=Ot.getPointOnCubicBezier(g,d.start.x,d.start.y,d.points[0],d.points[1],d.points[2],d.points[3],d.points[4],d.points[5]);break;case"Q":0===g?g=r/d.pathLength:r>s?g+=(r-s)/d.pathLength:g-=(s-r)/d.pathLength,g>1&&(g=1,f=!0),c=Ot.getPointOnQuadraticBezier(g,d.start.x,d.start.y,d.points[0],d.points[1],d.points[2],d.points[3])}void 0!==c&&(s=Ot.getLineLength(l.x,l.y,c.x,c.y)),f&&(f=!1,d=void 0)}},m=h/(t._getTextSize("C").width+i)-1,_=0;_<m&&(y("C"),void 0!==l&&void 0!==c);_++)l=c;for(var b=0;b<u.length&&(y(u[b]),void 0!==l&&void 0!==c);b++){var x=Ot.getLineLength(l.x,l.y,c.x,c.y),S=0;if(r)try{S=r(u[b-1],u[b])*this.fontSize()}catch(t){S=0}l.x+=S,c.x+=S,this.textWidth+=S;var w=Ot.getPointOnLine(S+x/2,l.x,l.y,c.x,c.y),C=Math.atan2(c.y-l.y,c.x-l.x);this.glyphInfo.push({transposeX:w.x,transposeY:w.y,text:u[b],rotation:C,p0:l,p1:c}),l=c}},e.prototype.getSelfRect=function(){if(!this.glyphInfo.length)return{x:0,y:0,width:0,height:0};var t=[];this.glyphInfo.forEach((function(e){t.push(e.p0.x),t.push(e.p0.y),t.push(e.p1.x),t.push(e.p1.y)}));for(var e,i,n=t[0]||0,r=t[0]||0,o=t[1]||0,a=t[1]||0,s=0;s<t.length/2;s++)e=t[2*s],i=t[2*s+1],n=Math.min(n,e),r=Math.max(r,e),o=Math.min(o,i),a=Math.max(a,i);var h=this.fontSize();return{x:n-h/2,y:o-h/2,width:r-n+h,height:a-o+h}},e}(lt);Vt.prototype._fillFunc=qt,Vt.prototype._strokeFunc=Kt,Vt.prototype._fillFuncHit=qt,Vt.prototype._strokeFuncHit=Kt,Vt.prototype.className="TextPath",Vt.prototype._attrsAffectingSize=["text","fontSize","data"],a(Vt),w.addGetterSetter(Vt,"data"),w.addGetterSetter(Vt,"fontFamily","Arial"),w.addGetterSetter(Vt,"fontSize",12,y()),w.addGetterSetter(Vt,"fontStyle","normal"),w.addGetterSetter(Vt,"align","left"),w.addGetterSetter(Vt,"letterSpacing",0,y()),w.addGetterSetter(Vt,"textBaseline","middle"),w.addGetterSetter(Vt,"fontVariant","normal"),w.addGetterSetter(Vt,"text",""),w.addGetterSetter(Vt,"textDecoration",null),w.addGetterSetter(Vt,"kerningFunc",null),s.mapMethods(Vt);var Qt=["resizeEnabledChange","rotateAnchorOffsetChange","rotateEnabledChange","enabledAnchorsChange","anchorSizeChange","borderEnabledChange","borderStrokeChange","borderStrokeWidthChange","borderDashChange","anchorStrokeChange","anchorStrokeWidthChange","anchorFillChange","anchorCornerRadiusChange","ignoreStrokeChange"].map((function(t){return t+".tr-konva"})).join(" "),Jt=["widthChange","heightChange","scaleXChange","scaleYChange","skewXChange","skewYChange","rotationChange","offsetXChange","offsetYChange","transformsEnabledChange","strokeWidthChange"].map((function(t){return t+".tr-konva"})).join(" "),Zt={"top-left":-45,"top-center":0,"top-right":45,"middle-right":-90,"middle-left":90,"bottom-left":-135,"bottom-center":180,"bottom-right":135},$t="ontouchstart"in r._global;var te=["top-left","top-center","top-right","middle-right","middle-left","bottom-left","bottom-center","bottom-right"];function ee(t,e,i){var n=i.x+(t.x-i.x)*Math.cos(e)-(t.y-i.y)*Math.sin(e),r=i.y+(t.x-i.x)*Math.sin(e)+(t.y-i.y)*Math.cos(e);return k(k({},t),{rotation:t.rotation+e,x:n,y:r})}function ie(t,e){return ee(t,e,function(t){return{x:t.x+t.width/2*Math.cos(t.rotation)+t.height/2*Math.sin(-t.rotation),y:t.y+t.height/2*Math.cos(t.rotation)+t.width/2*Math.sin(t.rotation)}}(t))}var ne=function(t){function e(e){var i=t.call(this,e)||this;return i._transforming=!1,i._createElements(),i._handleMouseMove=i._handleMouseMove.bind(i),i._handleMouseUp=i._handleMouseUp.bind(i),i.update=i.update.bind(i),i.on(Qt,i.update),i.getNode()&&i.update(),i}return P(e,t),e.prototype.attachTo=function(t){return this.setNode(t),this},e.prototype.setNode=function(t){return f.warn("tr.setNode(shape), tr.node(shape) and tr.attachTo(shape) methods are deprecated. Please use tr.nodes(nodesArray) instead."),this.setNodes([t])},e.prototype.getNode=function(){return this._nodes&&this._nodes[0]},e.prototype.setNodes=function(t){var e=this;return void 0===t&&(t=[]),this._nodes&&this._nodes.length&&this.detach(),this._nodes=t,1===t.length?this.rotation(t[0].rotation()):this.rotation(0),this._nodes.forEach((function(t){var i=t._attrsAffectingSize.map((function(t){return t+"Change.tr-konva"})).join(" "),n=function(){1===e.nodes().length&&e.rotation(e.nodes()[0].rotation()),e._resetTransformCache(),e._transforming||e.update()};t.on(i,n),t.on(Jt,n),t.on("_clearTransformCache.tr-konva",n),t.on("xChange.tr-konva yChange.tr-konva",n),e._proxyDrag(t)})),this._resetTransformCache(),!!this.findOne(".top-left")&&this.update(),this},e.prototype._proxyDrag=function(t){var e,i=this;t.on("dragstart.tr-konva",(function(n){e=t.getAbsolutePosition(),i.isDragging()||t===i.findOne(".back")||i.startDrag(n,!1)})),t.on("dragmove.tr-konva",(function(n){if(e){var r=t.getAbsolutePosition(),o=r.x-e.x,a=r.y-e.y;i.nodes().forEach((function(e){if(e!==t&&!e.isDragging()){var i=e.getAbsolutePosition();e.setAbsolutePosition({x:i.x+o,y:i.y+a}),e.startDrag(n)}})),e=null}}))},e.prototype.getNodes=function(){return this._nodes||[]},e.prototype.getActiveAnchor=function(){return this._movingAnchorName},e.prototype.detach=function(){this._nodes&&this._nodes.forEach((function(t){t.off(".tr-konva")})),this._nodes=[],this._resetTransformCache()},e.prototype._resetTransformCache=function(){this._clearCache("nodesRect"),this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform")},e.prototype._getNodeRect=function(){return this._getCache("nodesRect",this.__getNodeRect)},e.prototype.__getNodeShape=function(t,e,i){void 0===e&&(e=this.rotation());var n=t.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),o=t.getAbsoluteScale(i),a=t.getAbsolutePosition(i),s=n.x*o.x-t.offsetX()*o.x,h=n.y*o.y-t.offsetY()*o.y,l=(r.getAngle(t.getAbsoluteRotation())+2*Math.PI)%(2*Math.PI);return ee({x:a.x+s*Math.cos(l)+h*Math.sin(-l),y:a.y+h*Math.cos(l)+s*Math.sin(l),width:n.width*o.x,height:n.height*o.y,rotation:l},-r.getAngle(e),{x:0,y:0})},e.prototype.__getNodeRect=function(){var t=this;if(!this.getNode())return{x:-1e8,y:-1e8,width:0,height:0,rotation:0};var e=[];this.nodes().map((function(i){var n=i.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:t.ignoreStroke()}),r=[{x:n.x,y:n.y},{x:n.x+n.width,y:n.y},{x:n.x+n.width,y:n.y+n.height},{x:n.x,y:n.y+n.height}],o=i.getAbsoluteTransform();r.forEach((function(t){var i=o.point(t);e.push(i)}))}));var i,n,o,a,s=new h;s.rotate(-r.getAngle(this.rotation())),e.forEach((function(t){var e=s.point(t);void 0===i&&(i=o=e.x,n=a=e.y),i=Math.min(i,e.x),n=Math.min(n,e.y),o=Math.max(o,e.x),a=Math.max(a,e.y)})),s.invert();var l=s.point({x:i,y:n});return{x:l.x,y:l.y,width:o-i,height:a-n,rotation:r.getAngle(this.rotation())}},e.prototype.getX=function(){return this._getNodeRect().x},e.prototype.getY=function(){return this._getNodeRect().y},e.prototype.getWidth=function(){return this._getNodeRect().width},e.prototype.getHeight=function(){return this._getNodeRect().height},e.prototype._createElements=function(){this._createBack(),te.forEach(function(t){this._createAnchor(t)}.bind(this)),this._createAnchor("rotater")},e.prototype._createAnchor=function(t){var e=this,i=new It({stroke:"rgb(0, 161, 255)",fill:"white",strokeWidth:1,name:t+" _anchor",dragDistance:0,draggable:!0,hitStrokeWidth:$t?10:"auto"}),n=this;i.on("mousedown touchstart",(function(t){n._handleMouseDown(t)})),i.on("dragstart",(function(t){i.stopDrag(),t.cancelBubble=!0})),i.on("dragend",(function(t){t.cancelBubble=!0})),i.on("mouseenter",(function(){var n=r.getAngle(e.rotation()),o=function(t,e){if("rotater"===t)return"crosshair";e+=f._degToRad(Zt[t]||0);var i=(f._radToDeg(e)%360+360)%360;return f._inRange(i,337.5,360)||f._inRange(i,0,22.5)?"ns-resize":f._inRange(i,22.5,67.5)?"nesw-resize":f._inRange(i,67.5,112.5)?"ew-resize":f._inRange(i,112.5,157.5)?"nwse-resize":f._inRange(i,157.5,202.5)?"ns-resize":f._inRange(i,202.5,247.5)?"nesw-resize":f._inRange(i,247.5,292.5)?"ew-resize":f._inRange(i,292.5,337.5)?"nwse-resize":(f.error("Transformer has unknown angle for cursor detection: "+i),"pointer")}(t,n);i.getStage().content.style.cursor=o,e._cursorChange=!0})),i.on("mouseout",(function(){i.getStage().content.style.cursor="",e._cursorChange=!1})),this.add(i)},e.prototype._createBack=function(){var t=this,e=new lt({name:"back",width:0,height:0,draggable:!0,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()*f._sign(this.height())-i),t.fillStrokeShape(this)},hitFunc:function(e,i){if(t.shouldOverdrawWholeArea()){var n=t.padding();e.beginPath(),e.rect(-n,-n,i.width()+2*n,i.height()+2*n),e.fillStrokeShape(i)}}});this.add(e),this._proxyDrag(e),e.on("dragstart",(function(t){t.cancelBubble=!0})),e.on("dragmove",(function(t){t.cancelBubble=!0})),e.on("dragend",(function(t){t.cancelBubble=!0}))},e.prototype._handleMouseDown=function(t){this._movingAnchorName=t.target.name().split(" ")[0];var e=this._getNodeRect(),i=e.width,n=e.height,r=Math.sqrt(Math.pow(i,2)+Math.pow(n,2));this.sin=Math.abs(n/r),this.cos=Math.abs(i/r),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;var o=t.target.getAbsolutePosition(),a=t.target.getStage().getPointerPosition();this._anchorDragOffset={x:a.x-o.x,y:a.y-o.y},this._fire("transformstart",{evt:t,target:this.getNode()}),this.getNode()._fire("transformstart",{evt:t,target:this.getNode()})},e.prototype._handleMouseMove=function(t){var e,i,n,o=this.findOne("."+this._movingAnchorName),a=o.getStage();a.setPointersPositions(t);var s=a.getPointerPosition(),h={x:s.x-this._anchorDragOffset.x,y:s.y-this._anchorDragOffset.y},l=o.getAbsolutePosition();o.setAbsolutePosition(h);var c=o.getAbsolutePosition();if(l.x!==c.x||l.y!==c.y)if("rotater"!==this._movingAnchorName){var d=this.keepRatio()||t.shiftKey,u=this.centeredScaling()||t.altKey;if("top-left"===this._movingAnchorName){if(d){var p=u?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".bottom-right").x(),y:this.findOne(".bottom-right").y()};n=Math.sqrt(Math.pow(p.x-o.x(),2)+Math.pow(p.y-o.y(),2));var f=this.findOne(".top-left").x()>p.x?-1:1,g=this.findOne(".top-left").y()>p.y?-1:1;e=n*this.cos*f,i=n*this.sin*g,this.findOne(".top-left").x(p.x-e),this.findOne(".top-left").y(p.y-i)}}else if("top-center"===this._movingAnchorName)this.findOne(".top-left").y(o.y());else if("top-right"===this._movingAnchorName){if(d){p=u?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".bottom-left").x(),y:this.findOne(".bottom-left").y()};n=Math.sqrt(Math.pow(o.x()-p.x,2)+Math.pow(p.y-o.y(),2));f=this.findOne(".top-right").x()<p.x?-1:1,g=this.findOne(".top-right").y()>p.y?-1:1;e=n*this.cos*f,i=n*this.sin*g,this.findOne(".top-right").x(p.x+e),this.findOne(".top-right").y(p.y-i)}var v=o.position();this.findOne(".top-left").y(v.y),this.findOne(".bottom-right").x(v.x)}else if("middle-left"===this._movingAnchorName)this.findOne(".top-left").x(o.x());else if("middle-right"===this._movingAnchorName)this.findOne(".bottom-right").x(o.x());else if("bottom-left"===this._movingAnchorName){if(d){p=u?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".top-right").x(),y:this.findOne(".top-right").y()};n=Math.sqrt(Math.pow(p.x-o.x(),2)+Math.pow(o.y()-p.y,2));f=p.x<o.x()?-1:1,g=o.y()<p.y?-1:1;e=n*this.cos*f,i=n*this.sin*g,o.x(p.x-e),o.y(p.y+i)}v=o.position(),this.findOne(".top-left").x(v.x),this.findOne(".bottom-right").y(v.y)}else if("bottom-center"===this._movingAnchorName)this.findOne(".bottom-right").y(o.y());else if("bottom-right"===this._movingAnchorName){if(d){p=u?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".top-left").x(),y:this.findOne(".top-left").y()};n=Math.sqrt(Math.pow(o.x()-p.x,2)+Math.pow(o.y()-p.y,2));f=this.findOne(".bottom-right").x()<p.x?-1:1,g=this.findOne(".bottom-right").y()<p.y?-1:1;e=n*this.cos*f,i=n*this.sin*g,this.findOne(".bottom-right").x(p.x+e),this.findOne(".bottom-right").y(p.y+i)}}else console.error(new Error("Wrong position argument of selection resizer: "+this._movingAnchorName));if(u=this.centeredScaling()||t.altKey){var y=this.findOne(".top-left"),m=this.findOne(".bottom-right"),_=y.x(),b=y.y(),x=this.getWidth()-m.x(),S=this.getHeight()-m.y();m.move({x:-_,y:-b}),y.move({x:x,y:S})}var w=this.findOne(".top-left").getAbsolutePosition();e=w.x,i=w.y;var C=this.findOne(".bottom-right").x()-this.findOne(".top-left").x(),P=this.findOne(".bottom-right").y()-this.findOne(".top-left").y();this._fitNodesInto({x:e,y:i,width:C,height:P,rotation:r.getAngle(this.rotation())},t)}else{var k=this._getNodeRect();e=o.x()-k.width/2,i=-o.y()+k.height/2;var T=Math.atan2(-i,e)+Math.PI/2;k.height<0&&(T-=Math.PI);var A=r.getAngle(this.rotation())+T,M=r.getAngle(this.rotationSnapTolerance()),G=ie(k,function(t,e,i){for(var n=e,o=0;o<t.length;o++){var a=r.getAngle(t[o]),s=Math.abs(a-e)%(2*Math.PI);Math.min(s,2*Math.PI-s)<i&&(n=a)}return n}(this.rotationSnaps(),A,M)-k.rotation);this._fitNodesInto(G,t)}},e.prototype._handleMouseUp=function(t){this._removeEvents(t)},e.prototype.getAbsoluteTransform=function(){return this.getTransform()},e.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);var e=this.getNode();this._fire("transformend",{evt:t,target:e}),e&&e.fire("transformend",{evt:t,target:e}),this._movingAnchorName=null}},e.prototype._fitNodesInto=function(t,e){var i=this,n=this._getNodeRect();if(f._inRange(t.width,2*-this.padding()-1,1))this.update();else if(f._inRange(t.height,2*-this.padding()-1,1))this.update();else{var o=new h;if(o.rotate(r.getAngle(this.rotation())),this._movingAnchorName&&t.width<0&&this._movingAnchorName.indexOf("left")>=0){var a=o.point({x:2*-this.padding(),y:0});t.x+=a.x,t.y+=a.y,t.width+=2*this.padding(),this._movingAnchorName=this._movingAnchorName.replace("left","right"),this._anchorDragOffset.x-=a.x,this._anchorDragOffset.y-=a.y}else if(this._movingAnchorName&&t.width<0&&this._movingAnchorName.indexOf("right")>=0){a=o.point({x:2*this.padding(),y:0});this._movingAnchorName=this._movingAnchorName.replace("right","left"),this._anchorDragOffset.x-=a.x,this._anchorDragOffset.y-=a.y,t.width+=2*this.padding()}if(this._movingAnchorName&&t.height<0&&this._movingAnchorName.indexOf("top")>=0){a=o.point({x:0,y:2*-this.padding()});t.x+=a.x,t.y+=a.y,this._movingAnchorName=this._movingAnchorName.replace("top","bottom"),this._anchorDragOffset.x-=a.x,this._anchorDragOffset.y-=a.y,t.height+=2*this.padding()}else if(this._movingAnchorName&&t.height<0&&this._movingAnchorName.indexOf("bottom")>=0){a=o.point({x:0,y:2*this.padding()});this._movingAnchorName=this._movingAnchorName.replace("bottom","top"),this._anchorDragOffset.x-=a.x,this._anchorDragOffset.y-=a.y,t.height+=2*this.padding()}if(this.boundBoxFunc()){var s=this.boundBoxFunc()(n,t);s?t=s:f.warn("boundBoxFunc returned falsy. You should return new bound rect from it!")}var l=new h;l.translate(n.x,n.y),l.rotate(n.rotation),l.scale(n.width/1e7,n.height/1e7);var c=new h;c.translate(t.x,t.y),c.rotate(t.rotation),c.scale(t.width/1e7,t.height/1e7);var d=c.multiply(l.invert());this._nodes.forEach((function(t){var n=t.getParent().getAbsoluteTransform(),r=t.getTransform().copy();r.translate(t.offsetX(),t.offsetY());var o=new h;o.multiply(n.copy().invert()).multiply(d).multiply(n).multiply(r);var a=o.decompose();t.setAttrs(a),i._fire("transform",{evt:e,target:t}),t._fire("transform",{evt:e,target:t})})),this.rotation(f._getRotation(t.rotation)),this._resetTransformCache(),this.update(),this.getLayer().batchDraw()}},e.prototype.forceUpdate=function(){this._resetTransformCache(),this.update()},e.prototype._batchChangeChild=function(t,e){this.findOne(t).setAttrs(e)},e.prototype.update=function(){var t=this,e=this._getNodeRect();this.rotation(f._getRotation(e.rotation));var i=e.width,n=e.height,r=this.enabledAnchors(),o=this.resizeEnabled(),a=this.padding(),s=this.anchorSize();this.find("._anchor").each((function(e){e.setAttrs({width:s,height:s,offsetX:s/2,offsetY:s/2,stroke:t.anchorStroke(),strokeWidth:t.anchorStrokeWidth(),fill:t.anchorFill(),cornerRadius:t.anchorCornerRadius()})})),this._batchChangeChild(".top-left",{x:0,y:0,offsetX:s/2+a,offsetY:s/2+a,visible:o&&r.indexOf("top-left")>=0}),this._batchChangeChild(".top-center",{x:i/2,y:0,offsetY:s/2+a,visible:o&&r.indexOf("top-center")>=0}),this._batchChangeChild(".top-right",{x:i,y:0,offsetX:s/2-a,offsetY:s/2+a,visible:o&&r.indexOf("top-right")>=0}),this._batchChangeChild(".middle-left",{x:0,y:n/2,offsetX:s/2+a,visible:o&&r.indexOf("middle-left")>=0}),this._batchChangeChild(".middle-right",{x:i,y:n/2,offsetX:s/2-a,visible:o&&r.indexOf("middle-right")>=0}),this._batchChangeChild(".bottom-left",{x:0,y:n,offsetX:s/2+a,offsetY:s/2-a,visible:o&&r.indexOf("bottom-left")>=0}),this._batchChangeChild(".bottom-center",{x:i/2,y:n,offsetY:s/2-a,visible:o&&r.indexOf("bottom-center")>=0}),this._batchChangeChild(".bottom-right",{x:i,y:n,offsetX:s/2-a,offsetY:s/2-a,visible:o&&r.indexOf("bottom-right")>=0}),this._batchChangeChild(".rotater",{x:i/2,y:-this.rotateAnchorOffset()*f._sign(n)-a,visible:this.rotateEnabled()}),this._batchChangeChild(".back",{width:i,height:n,visible:this.borderEnabled(),stroke:this.borderStroke(),strokeWidth:this.borderStrokeWidth(),dash:this.borderDash(),x:0,y:0})},e.prototype.isTransforming=function(){return this._transforming},e.prototype.stopTransform=function(){if(this._transforming){this._removeEvents();var t=this.findOne("."+this._movingAnchorName);t&&t.stopDrag()}},e.prototype.destroy=function(){return this.getStage()&&this._cursorChange&&(this.getStage().content.style.cursor=""),ft.prototype.destroy.call(this),this.detach(),this._removeEvents(),this},e.prototype.toObject=function(){return X.prototype.toObject.call(this)},e}(ft);ne.prototype.className="Transformer",a(ne),w.addGetterSetter(ne,"enabledAnchors",te,(function(t){return t instanceof Array||f.warn("enabledAnchors value should be an array"),t instanceof Array&&t.forEach((function(t){-1===te.indexOf(t)&&f.warn("Unknown anchor name: "+t+". Available names are: "+te.join(", "))})),t||[]})),w.addGetterSetter(ne,"resizeEnabled",!0),w.addGetterSetter(ne,"anchorSize",10,y()),w.addGetterSetter(ne,"rotateEnabled",!0),w.addGetterSetter(ne,"rotationSnaps",[]),w.addGetterSetter(ne,"rotateAnchorOffset",50,y()),w.addGetterSetter(ne,"rotationSnapTolerance",5,y()),w.addGetterSetter(ne,"borderEnabled",!0),w.addGetterSetter(ne,"anchorStroke","rgb(0, 161, 255)"),w.addGetterSetter(ne,"anchorStrokeWidth",1,y()),w.addGetterSetter(ne,"anchorFill","white"),w.addGetterSetter(ne,"anchorCornerRadius",0,y()),w.addGetterSetter(ne,"borderStroke","rgb(0, 161, 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