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i,n,s,r,a=this.traceArr,o=a.length,h="";for(i=0;i<o;i++)n=a[i],s=n.method,s?(r=n.args,h+=s,t?h+="()":g._isArray(r[0])?h+="(["+r.join(",")+"])":(e&&(r=r.map((t=>"number"==typeof t?Math.floor(t):t))),h+="("+r.join(",")+")")):(h+=n.property,t||(h+="="+n.val)),h+=";";return h}clearTrace(){this.traceArr=[]}_trace(t){let e,i=this.traceArr;i.push(t),e=i.length,e>=100&&i.shift()}reset(){const t=this.getCanvas().getPixelRatio();this.setTransform(1*t,0,0,1*t,0,0)}getCanvas(){return this.canvas}clear(t){const e=this.getCanvas();t?this.clearRect(t.x||0,t.y||0,t.width||0,t.height||0):this.clearRect(0,0,e.getWidth()/e.pixelRatio,e.getHeight()/e.pixelRatio)}_applyLineCap(t){const e=t.attrs.lineCap;e&&this.setAttr("lineCap",e)}_applyOpacity(t){const e=t.getAbsoluteOpacity();1!==e&&this.setAttr("globalAlpha",e)}_applyLineJoin(t){const e=t.attrs.lineJoin;e&&this.setAttr("lineJoin",e)}setAttr(t,e){this._context[t]=e}arc(t,e,i,n,s,r){this._context.arc(t,e,i,n,s,r)}arcTo(t,e,i,n,s){this._context.arcTo(t,e,i,n,s)}beginPath(){this._context.beginPath()}bezierCurveTo(t,e,i,n,s,r){this._context.bezierCurveTo(t,e,i,n,s,r)}clearRect(t,e,i,n){this._context.clearRect(t,e,i,n)}clip(...t){this._context.clip.apply(this._context,t)}closePath(){this._context.closePath()}createImageData(t,e){const i=arguments;return 2===i.length?this._context.createImageData(t,e):1===i.length?this._context.createImageData(t):void 0}createLinearGradient(t,e,i,n){return this._context.createLinearGradient(t,e,i,n)}createPattern(t,e){return this._context.createPattern(t,e)}createRadialGradient(t,e,i,n,s,r){return this._context.createRadialGradient(t,e,i,n,s,r)}drawImage(t,e,i,n,s,r,a,o,h){const l=arguments,d=this._context;3===l.length?d.drawImage(t,e,i):5===l.length?d.drawImage(t,e,i,n,s):9===l.length&&d.drawImage(t,e,i,n,s,r,a,o,h)}ellipse(t,e,i,n,s,r,a,o){this._context.ellipse(t,e,i,n,s,r,a,o)}isPointInPath(t,e,i,n){return i?this._context.isPointInPath(i,t,e,n):this._context.isPointInPath(t,e,n)}fill(...t){this._context.fill.apply(this._context,t)}fillRect(t,e,i,n){this._context.fillRect(t,e,i,n)}strokeRect(t,e,i,n){this._context.strokeRect(t,e,i,n)}fillText(t,e,i,n){n?this._context.fillText(t,e,i,n):this._context.fillText(t,e,i)}measureText(t){return this._context.measureText(t)}getImageData(t,e,i,n){return this._context.getImageData(t,e,i,n)}lineTo(t,e){this._context.lineTo(t,e)}moveTo(t,e){this._context.moveTo(t,e)}rect(t,e,i,n){this._context.rect(t,e,i,n)}roundRect(t,e,i,n,s){this._context.roundRect(t,e,i,n,s)}putImageData(t,e,i){this._context.putImageData(t,e,i)}quadraticCurveTo(t,e,i,n){this._context.quadraticCurveTo(t,e,i,n)}restore(){this._context.restore()}rotate(t){this._context.rotate(t)}save(){this._context.save()}scale(t,e){this._context.scale(t,e)}setLineDash(t){this._context.setLineDash?this._context.setLineDash(t):"mozDash"in this._context?this._context.mozDash=t:"webkitLineDash"in this._context&&(this._context.webkitLineDash=t)}getLineDash(){return this._context.getLineDash()}setTransform(t,e,i,n,s,r){this._context.setTransform(t,e,i,n,s,r)}stroke(t){t?this._context.stroke(t):this._context.stroke()}strokeText(t,e,i,n){this._context.strokeText(t,e,i,n)}transform(t,e,i,n,s,r){this._context.transform(t,e,i,n,s,r)}translate(t,e){this._context.translate(t,e)}_enableTrace(){let t,e,i=this,n=C.length,s=this.setAttr;const r=function(t){let n,s=i[t];i[t]=function(){return e=function(t){let e,i,n=[],s=t.length,r=g;for(e=0;e<s;e++)i=t[e],r._isNumber(i)?i=Math.round(1e3*i)/1e3:r._isString(i)||(i+=""),n.push(i);return n}(Array.prototype.slice.call(arguments,0)),n=s.apply(i,arguments),i._trace({method:t,args:e}),n}};for(t=0;t<n;t++)r(C[t]);i.setAttr=function(){s.apply(i,arguments);const t=arguments[0];let e=arguments[1];"shadowOffsetX"!==t&&"shadowOffsetY"!==t&&"shadowBlur"!==t||(e/=this.canvas.getPixelRatio()),i._trace({property:t,val:e})}}_applyGlobalCompositeOperation(t){const e=t.attrs.globalCompositeOperation;!e||"source-over"===e||this.setAttr("globalCompositeOperation",e)}}["fillStyle","strokeStyle","shadowColor","shadowBlur","shadowOffsetX","shadowOffsetY","letterSpacing","lineCap","lineDashOffset","lineJoin","lineWidth","miterLimit","direction","font","textAlign","textBaseline","globalAlpha","globalCompositeOperation","imageSmoothingEnabled"].forEach((function(t){Object.defineProperty(P.prototype,t,{get(){return this._context[t]},set(e){this._context[t]=e}})}));class k extends P{constructor(t,{willReadFrequently:e=!1}={}){super(t),this._context=t._canvas.getContext("2d",{willReadFrequently:e})}_fillColor(t){const e=t.fill();this.setAttr("fillStyle",e),t._fillFunc(this)}_fillPattern(t){this.setAttr("fillStyle",t._getFillPattern()),t._fillFunc(this)}_fillLinearGradient(t){const e=t._getLinearGradient();e&&(this.setAttr("fillStyle",e),t._fillFunc(this))}_fillRadialGradient(t){const e=t._getRadialGradient();e&&(this.setAttr("fillStyle",e),t._fillFunc(this))}_fill(t){const e=t.fill(),i=t.getFillPriority();if(e&&"color"===i)return void this._fillColor(t);const n=t.getFillPatternImage();if(n&&"pattern"===i)return void this._fillPattern(t);const s=t.getFillLinearGradientColorStops();if(s&&"linear-gradient"===i)return void this._fillLinearGradient(t);const r=t.getFillRadialGradientColorStops();r&&"radial-gradient"===i?this._fillRadialGradient(t):e?this._fillColor(t):n?this._fillPattern(t):s?this._fillLinearGradient(t):r&&this._fillRadialGradient(t)}_strokeLinearGradient(t){const e=t.getStrokeLinearGradientStartPoint(),i=t.getStrokeLinearGradientEndPoint(),n=t.getStrokeLinearGradientColorStops(),s=this.createLinearGradient(e.x,e.y,i.x,i.y);if(n){for(let t=0;t<n.length;t+=2)s.addColorStop(n[t],n[t+1]);this.setAttr("strokeStyle",s)}}_stroke(t){const e=t.dash(),i=t.getStrokeScaleEnabled();if(t.hasStroke()){if(!i){this.save();const t=this.getCanvas().getPixelRatio();this.setTransform(t,0,0,t,0,0)}this._applyLineCap(t),e&&t.dashEnabled()&&(this.setLineDash(e),this.setAttr("lineDashOffset",t.dashOffset())),this.setAttr("lineWidth",t.strokeWidth()),t.getShadowForStrokeEnabled()||this.setAttr("shadowColor","rgba(0,0,0,0)");t.getStrokeLinearGradientColorStops()?this._strokeLinearGradient(t):this.setAttr("strokeStyle",t.stroke()),t._strokeFunc(this),i||this.restore()}}_applyShadow(t){var e,i,n;const s=null!==(e=t.getShadowRGBA())&&void 0!==e?e:"black",r=null!==(i=t.getShadowBlur())&&void 0!==i?i:5,a=null!==(n=t.getShadowOffset())&&void 0!==n?n:{x:0,y:0},o=t.getAbsoluteScale(),h=this.canvas.getPixelRatio(),l=o.x*h,d=o.y*h;this.setAttr("shadowColor",s),this.setAttr("shadowBlur",r*Math.min(Math.abs(l),Math.abs(d))),this.setAttr("shadowOffsetX",a.x*l),this.setAttr("shadowOffsetY",a.y*d)}}class A extends P{constructor(t){super(t),this._context=t._canvas.getContext("2d",{willReadFrequently:!0})}_fill(t){this.save(),this.setAttr("fillStyle",t.colorKey),t._fillFuncHit(this),this.restore()}strokeShape(t){t.hasHitStroke()&&this._stroke(t)}_stroke(t){if(t.hasHitStroke()){const e=t.getStrokeScaleEnabled();if(!e){this.save();const t=this.getCanvas().getPixelRatio();this.setTransform(t,0,0,t,0,0)}this._applyLineCap(t);const i=t.hitStrokeWidth(),n="auto"===i?t.strokeWidth():i;this.setAttr("lineWidth",n),this.setAttr("strokeStyle",t.colorKey),t._strokeFuncHit(this),e||this.restore()}}}let T;class M{constructor(t){this.pixelRatio=1,this.width=0,this.height=0,this.isCache=!1;const e=(t||{}).pixelRatio||i.pixelRatio||function(){if(T)return T;const t=g.createCanvasElement(),e=t.getContext("2d");return T=(i._global.devicePixelRatio||1)/(e.webkitBackingStorePixelRatio||e.mozBackingStorePixelRatio||e.msBackingStorePixelRatio||e.oBackingStorePixelRatio||e.backingStorePixelRatio||1),g.releaseCanvas(t),T}();this.pixelRatio=e,this._canvas=g.createCanvasElement(),this._canvas.style.padding="0",this._canvas.style.margin="0",this._canvas.style.border="0",this._canvas.style.background="transparent",this._canvas.style.position="absolute",this._canvas.style.top="0",this._canvas.style.left="0"}getContext(){return this.context}getPixelRatio(){return this.pixelRatio}setPixelRatio(t){const e=this.pixelRatio;this.pixelRatio=t,this.setSize(this.getWidth()/e,this.getHeight()/e)}setWidth(t){this.width=this._canvas.width=t*this.pixelRatio,this._canvas.style.width=t+"px";const e=this.pixelRatio;this.getContext()._context.scale(e,e)}setHeight(t){this.height=this._canvas.height=t*this.pixelRatio,this._canvas.style.height=t+"px";const e=this.pixelRatio;this.getContext()._context.scale(e,e)}getWidth(){return this.width}getHeight(){return this.height}setSize(t,e){this.setWidth(t||0),this.setHeight(e||0)}toDataURL(t,e){try{return this._canvas.toDataURL(t,e)}catch(t){try{return this._canvas.toDataURL()}catch(t){return g.error("Unable to get data URL. "+t.message+" For more info read https://konvajs.org/docs/posts/Tainted_Canvas.html."),""}}}}w.addGetterSetter(M,"pixelRatio",void 0,p());class G extends M{constructor(t={width:0,height:0,willReadFrequently:!1}){super(t),this.context=new k(this,{willReadFrequently:t.willReadFrequently}),this.setSize(t.width,t.height)}}class R extends M{constructor(t={width:0,height:0}){super(t),this.hitCanvas=!0,this.context=new A(this),this.setSize(t.width,t.height)}}const E={get isDragging(){let t=!1;return E._dragElements.forEach((e=>{"dragging"===e.dragStatus&&(t=!0)})),t},justDragged:!1,get node(){let t;return E._dragElements.forEach((e=>{t=e.node})),t},_dragElements:new Map,_drag(t){const e=[];E._dragElements.forEach(((i,n)=>{const{node:s}=i,r=s.getStage();r.setPointersPositions(t),void 0===i.pointerId&&(i.pointerId=g._getFirstPointerId(t));const a=r._changedPointerPositions.find((t=>t.id===i.pointerId));if(a){if("dragging"!==i.dragStatus){const e=s.dragDistance();if(Math.max(Math.abs(a.x-i.startPointerPos.x),Math.abs(a.y-i.startPointerPos.y))<e)return;if(s.startDrag({evt:t}),!s.isDragging())return}s._setDragPosition(t,i),e.push(s)}})),e.forEach((e=>{e.fire("dragmove",{type:"dragmove",target:e,evt:t},!0)}))},_endDragBefore(t){const e=[];E._dragElements.forEach((n=>{const{node:s}=n,r=s.getStage();t&&r.setPointersPositions(t);if(!r._changedPointerPositions.find((t=>t.id===n.pointerId)))return;"dragging"!==n.dragStatus&&"stopped"!==n.dragStatus||(E.justDragged=!0,i._mouseListenClick=!1,i._touchListenClick=!1,i._pointerListenClick=!1,n.dragStatus="stopped");const a=n.node.getLayer()||n.node instanceof i.Stage&&n.node;a&&-1===e.indexOf(a)&&e.push(a)})),e.forEach((t=>{t.draw()}))},_endDragAfter(t){E._dragElements.forEach(((e,i)=>{"stopped"===e.dragStatus&&e.node.fire("dragend",{type:"dragend",target:e.node,evt:t},!0),"dragging"!==e.dragStatus&&E._dragElements.delete(i)}))}};i.isBrowser&&(window.addEventListener("mouseup",E._endDragBefore,!0),window.addEventListener("touchend",E._endDragBefore,!0),window.addEventListener("touchcancel",E._endDragBefore,!0),window.addEventListener("mousemove",E._drag),window.addEventListener("touchmove",E._drag),window.addEventListener("mouseup",E._endDragAfter,!1),window.addEventListener("touchend",E._endDragAfter,!1),window.addEventListener("touchcancel",E._endDragAfter,!1));const D="absoluteOpacity",L="allEventListeners",I="absoluteTransform",O="absoluteScale",F="canvas",B="listening",N="mouseenter",H="mouseleave",W="Shape",z=" ",Y="stage",X="transform",j="visible",q=["xChange.konva","yChange.konva","scaleXChange.konva","scaleYChange.konva","skewXChange.konva","skewYChange.konva","rotationChange.konva","offsetXChange.konva","offsetYChange.konva","transformsEnabledChange.konva"].join(z);let U=1;class V{constructor(t){this._id=U++,this.eventListeners={},this.attrs={},this.index=0,this._allEventListeners=null,this.parent=null,this._cache=new Map,this._attachedDepsListeners=new Map,this._lastPos=null,this._batchingTransformChange=!1,this._needClearTransformCache=!1,this._filterUpToDate=!1,this._isUnderCache=!1,this._dragEventId=null,this._shouldFireChangeEvents=!1,this.setAttrs(t),this._shouldFireChangeEvents=!0}hasChildren(){return!1}_clearCache(t){t!==X&&t!==I||!this._cache.get(t)?t?this._cache.delete(t):this._cache.clear():this._cache.get(t).dirty=!0}_getCache(t,e){let i=this._cache.get(t);return(void 0===i||(t===X||t===I)&&!0===i.dirty)&&(i=e.call(this),this._cache.set(t,i)),i}_calculate(t,e,i){if(!this._attachedDepsListeners.get(t)){const i=e.map((t=>t+"Change.konva")).join(z);this.on(i,(()=>{this._clearCache(t)})),this._attachedDepsListeners.set(t,!0)}return this._getCache(t,i)}_getCanvasCache(){return this._cache.get(F)}_clearSelfAndDescendantCache(t){this._clearCache(t),t===I&&this.fire("absoluteTransformChange")}clearCache(){if(this._cache.has(F)){const{scene:t,filter:e,hit:i}=this._cache.get(F);g.releaseCanvas(t,e,i),this._cache.delete(F)}return this._clearSelfAndDescendantCache(),this._requestDraw(),this}cache(t){const e=t||{};let i={};void 0!==e.x&&void 0!==e.y&&void 0!==e.width&&void 0!==e.height||(i=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()||void 0}));let n=Math.ceil(e.width||i.width),s=Math.ceil(e.height||i.height),r=e.pixelRatio,a=void 0===e.x?Math.floor(i.x):e.x,o=void 0===e.y?Math.floor(i.y):e.y,h=e.offset||0,l=e.drawBorder||!1,d=e.hitCanvasPixelRatio||1;if(!n||!s)return void g.error("Can not cache the node. Width or height of the node equals 0. Caching is skipped.");n+=2*h+(Math.abs(Math.round(i.x)-a)>.5?1:0),s+=2*h+(Math.abs(Math.round(i.y)-o)>.5?1:0),a-=h,o-=h;const c=new G({pixelRatio:r,width:n,height:s}),u=new G({pixelRatio:r,width:0,height:0,willReadFrequently:!0}),f=new R({pixelRatio:d,width:n,height:s}),p=c.getContext(),m=f.getContext();return f.isCache=!0,c.isCache=!0,this._cache.delete(F),this._filterUpToDate=!1,!1===e.imageSmoothingEnabled&&(c.getContext()._context.imageSmoothingEnabled=!1,u.getContext()._context.imageSmoothingEnabled=!1),p.save(),m.save(),p.translate(-a,-o),m.translate(-a,-o),this._isUnderCache=!0,this._clearSelfAndDescendantCache(D),this._clearSelfAndDescendantCache(O),this.drawScene(c,this),this.drawHit(f,this),this._isUnderCache=!1,p.restore(),m.restore(),l&&(p.save(),p.beginPath(),p.rect(0,0,n,s),p.closePath(),p.setAttr("strokeStyle","red"),p.setAttr("lineWidth",5),p.stroke(),p.restore()),this._cache.set(F,{scene:c,filter:u,hit:f,x:a,y:o}),this._requestDraw(),this}isCached(){return this._cache.has(F)}getClientRect(t){throw new Error('abstract "getClientRect" method call')}_transformedRect(t,e){const i=[{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}];let n=1/0,s=1/0,r=-1/0,a=-1/0;const o=this.getAbsoluteTransform(e);return i.forEach((function(t){const e=o.point(t);void 0===n&&(n=r=e.x,s=a=e.y),n=Math.min(n,e.x),s=Math.min(s,e.y),r=Math.max(r,e.x),a=Math.max(a,e.y)})),{x:n,y:s,width:r-n,height:a-s}}_drawCachedSceneCanvas(t){t.save(),t._applyOpacity(this),t._applyGlobalCompositeOperation(this);const e=this._getCanvasCache();t.translate(e.x,e.y);const i=this._getCachedSceneCanvas(),n=i.pixelRatio;t.drawImage(i._canvas,0,0,i.width/n,i.height/n),t.restore()}_drawCachedHitCanvas(t){const e=this._getCanvasCache(),i=e.hit;t.save(),t.translate(e.x,e.y),t.drawImage(i._canvas,0,0,i.width/i.pixelRatio,i.height/i.pixelRatio),t.restore()}_getCachedSceneCanvas(){let t,e,i,n,s=this.filters(),r=this._getCanvasCache(),a=r.scene,o=r.filter,h=o.getContext();if(s){if(!this._filterUpToDate){const r=a.pixelRatio;o.setSize(a.width/a.pixelRatio,a.height/a.pixelRatio);try{for(t=s.length,h.clear(),h.drawImage(a._canvas,0,0,a.getWidth()/r,a.getHeight()/r),e=h.getImageData(0,0,o.getWidth(),o.getHeight()),i=0;i<t;i++)n=s[i],"function"==typeof n?(n.call(this,e),h.putImageData(e,0,0)):g.error("Filter should be type of function, but got "+typeof n+" instead. Please check correct filters")}catch(t){g.error("Unable to apply filter. "+t.message+" This post my help you https://konvajs.org/docs/posts/Tainted_Canvas.html.")}this._filterUpToDate=!0}return o}return a}on(t,e){if(this._cache&&this._cache.delete(L),3===arguments.length)return this._delegate.apply(this,arguments);let i,n,s,r,a,o=t.split(z),h=o.length;for(i=0;i<h;i++)n=o[i],s=n.split("."),r=s[0],a=s[1]||"",this.eventListeners[r]||(this.eventListeners[r]=[]),this.eventListeners[r].push({name:a,handler:e});return this}off(t,e){let i,n,s,r,a,o,h=(t||"").split(z),l=h.length;if(this._cache&&this._cache.delete(L),!t)for(n in this.eventListeners)this._off(n);for(i=0;i<l;i++)if(s=h[i],r=s.split("."),a=r[0],o=r[1],a)this.eventListeners[a]&&this._off(a,o,e);else for(n in this.eventListeners)this._off(n,o,e);return this}dispatchEvent(t){const e={target:this,type:t.type,evt:t};return this.fire(t.type,e),this}addEventListener(t,e){return this.on(t,(function(t){e.call(this,t.evt)})),this}removeEventListener(t){return this.off(t),this}_delegate(t,e,i){const n=this;this.on(t,(function(t){const s=t.target.findAncestors(e,!0,n);for(let e=0;e<s.length;e++)(t=g.cloneObject(t)).currentTarget=s[e],i.call(s[e],t)}))}remove(){return this.isDragging()&&this.stopDrag(),E._dragElements.delete(this._id),this._remove(),this}_clearCaches(){this._clearSelfAndDescendantCache(I),this._clearSelfAndDescendantCache(D),this._clearSelfAndDescendantCache(O),this._clearSelfAndDescendantCache(Y),this._clearSelfAndDescendantCache(j),this._clearSelfAndDescendantCache(B)}_remove(){this._clearCaches();const t=this.getParent();t&&t.children&&(t.children.splice(this.index,1),t._setChildrenIndices(),this.parent=null)}destroy(){return this.remove(),this.clearCache(),this}getAttr(t){const e="get"+g._capitalize(t);return g._isFunction(this[e])?this[e]():this.attrs[t]}getAncestors(){let t=this.getParent(),e=[];for(;t;)e.push(t),t=t.getParent();return e}getAttrs(){return this.attrs||{}}setAttrs(t){return this._batchTransformChanges((()=>{let e,i;if(!t)return this;for(e in t)"children"!==e&&(i="set"+g._capitalize(e),g._isFunction(this[i])?this[i](t[e]):this._setAttr(e,t[e]))})),this}isListening(){return this._getCache(B,this._isListening)}_isListening(t){if(!this.listening())return!1;const e=this.getParent();return!e||e===t||this===t||e._isListening(t)}isVisible(){return this._getCache(j,this._isVisible)}_isVisible(t){if(!this.visible())return!1;const e=this.getParent();return!e||e===t||this===t||e._isVisible(t)}shouldDrawHit(t,e=!1){if(t)return this._isVisible(t)&&this._isListening(t);const n=this.getLayer();let s=!1;E._dragElements.forEach((t=>{"dragging"===t.dragStatus&&("Stage"===t.node.nodeType||t.node.getLayer()===n)&&(s=!0)}));const r=!e&&!i.hitOnDragEnabled&&(s||i.isTransforming());return this.isListening()&&this.isVisible()&&!r}show(){return this.visible(!0),this}hide(){return this.visible(!1),this}getZIndex(){return this.index||0}getAbsoluteZIndex(){let t,e,i,n,s=this.getDepth(),r=this,a=0;const o=this.getStage();return"Stage"!==r.nodeType&&o&&function o(h){for(t=[],e=h.length,i=0;i<e;i++)n=h[i],a++,n.nodeType!==W&&(t=t.concat(n.getChildren().slice())),n._id===r._id&&(i=e);t.length>0&&t[0].getDepth()<=s&&o(t)}(o.getChildren()),a}getDepth(){let t=0,e=this.parent;for(;e;)t++,e=e.parent;return t}_batchTransformChanges(t){this._batchingTransformChange=!0,t(),this._batchingTransformChange=!1,this._needClearTransformCache&&(this._clearCache(X),this._clearSelfAndDescendantCache(I)),this._needClearTransformCache=!1}setPosition(t){return this._batchTransformChanges((()=>{this.x(t.x),this.y(t.y)})),this}getPosition(){return{x:this.x(),y:this.y()}}getRelativePointerPosition(){const t=this.getStage();if(!t)return null;const e=t.getPointerPosition();if(!e)return null;const i=this.getAbsoluteTransform().copy();return i.invert(),i.point(e)}getAbsolutePosition(t){let e=!1,i=this.parent;for(;i;){if(i.isCached()){e=!0;break}i=i.parent}e&&!t&&(t=!0);const 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e=t.x,i=t.y,n=this.x(),s=this.y();return void 0!==e&&(n+=e),void 0!==i&&(s+=i),this.setPosition({x:n,y:s}),this}_eachAncestorReverse(t,e){let i,n,s=[],r=this.getParent();if(!e||e._id!==this._id){for(s.unshift(this);r&&(!e||r._id!==e._id);)s.unshift(r),r=r.parent;for(i=s.length,n=0;n<i;n++)t(s[n])}}rotate(t){return this.rotation(this.rotation()+t),this}moveToTop(){if(!this.parent)return g.warn("Node has no parent. moveToTop function is ignored."),!1;const t=this.index;return t<this.parent.getChildren().length-1&&(this.parent.children.splice(t,1),this.parent.children.push(this),this.parent._setChildrenIndices(),!0)}moveUp(){if(!this.parent)return g.warn("Node has no parent. moveUp function is ignored."),!1;const t=this.index;return t<this.parent.getChildren().length-1&&(this.parent.children.splice(t,1),this.parent.children.splice(t+1,0,this),this.parent._setChildrenIndices(),!0)}moveDown(){if(!this.parent)return g.warn("Node has no parent. moveDown function is ignored."),!1;const t=this.index;return t>0&&(this.parent.children.splice(t,1),this.parent.children.splice(t-1,0,this),this.parent._setChildrenIndices(),!0)}moveToBottom(){if(!this.parent)return g.warn("Node has no parent. moveToBottom function is ignored."),!1;const t=this.index;return t>0&&(this.parent.children.splice(t,1),this.parent.children.unshift(this),this.parent._setChildrenIndices(),!0)}setZIndex(t){if(!this.parent)return g.warn("Node has no parent. zIndex parameter is ignored."),this;(t<0||t>=this.parent.children.length)&&g.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)+".");const e=this.index;return this.parent.children.splice(e,1),this.parent.children.splice(t,0,this),this.parent._setChildrenIndices(),this}getAbsoluteOpacity(){return this._getCache(D,this._getAbsoluteOpacity)}_getAbsoluteOpacity(){let t=this.opacity();const e=this.getParent();return e&&!e._isUnderCache&&(t*=e.getAbsoluteOpacity()),t}moveTo(t){return this.getParent()!==t&&(this._remove(),t.add(this)),this}toObject(){let t,e,i,n,s,r=this.getAttrs();const a={attrs:{},className:this.getClassName()};for(t in r)e=r[t],s=g.isObject(e)&&!g._isPlainObject(e)&&!g._isArray(e),s||(i="function"==typeof this[t]&&this[t],delete r[t],n=i?i.call(this):null,r[t]=e,n!==e&&(a.attrs[t]=e));return g._prepareToStringify(a)}toJSON(){return JSON.stringify(this.toObject())}getParent(){return this.parent}findAncestors(t,e,i){const n=[];e&&this._isMatch(t)&&n.push(this);let s=this.parent;for(;s;){if(s===i)return n;s._isMatch(t)&&n.push(s),s=s.parent}return n}isAncestorOf(t){return!1}findAncestor(t,e,i){return this.findAncestors(t,e,i)[0]}_isMatch(t){if(!t)return!1;if("function"==typeof t)return t(this);let e,i,n=t.replace(/ /g,"").split(","),s=n.length;for(e=0;e<s;e++)if(i=n[e],g.isValidSelector(i)||(g.warn('Selector "'+i+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),g.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),g.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}getLayer(){const t=this.getParent();return t?t.getLayer():null}getStage(){return this._getCache(Y,this._getStage)}_getStage(){const t=this.getParent();return t?t.getStage():null}fire(t,e={},i){return e.target=e.target||this,i?this._fireAndBubble(t,e):this._fire(t,e),this}getAbsoluteTransform(t){return t?this._getAbsoluteTransform(t):this._getCache(I,this._getAbsoluteTransform)}_getAbsoluteTransform(t){let e;if(t)return e=new s,this._eachAncestorReverse((function(t){const 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(I)||new s,this.parent?this.parent.getAbsoluteTransform().copyInto(e):e.reset();const t=this.transformsEnabled();if("all"===t)e.multiply(this.getTransform());else if("position"===t){const t=this.attrs.x||0,i=this.attrs.y||0,n=this.attrs.offsetX||0,s=this.attrs.offsetY||0;e.translate(t-n,i-s)}return e.dirty=!1,e}}getAbsoluteScale(t){let e=this;for(;e;)e._isUnderCache&&(t=e),e=e.getParent();const i=this.getAbsoluteTransform(t).decompose();return{x:i.scaleX,y:i.scaleY}}getAbsoluteRotation(){return this.getAbsoluteTransform().decompose().rotation}getTransform(){return this._getCache(X,this._getTransform)}_getTransform(){var t,e;const n=this._cache.get(X)||new s;n.reset();const r=this.x(),a=this.y(),o=i.getAngle(this.rotation()),h=null!==(t=this.attrs.scaleX)&&void 0!==t?t:1,l=null!==(e=this.attrs.scaleY)&&void 0!==e?e:1,d=this.attrs.skewX||0,c=this.attrs.skewY||0,g=this.attrs.offsetX||0,u=this.attrs.offsetY||0;return 0===r&&0===a||n.translate(r,a),0!==o&&n.rotate(o),0===d&&0===c||n.skew(d,c),1===h&&1===l||n.scale(h,l),0===g&&0===u||n.translate(-1*g,-1*u),n.dirty=!1,n}clone(t){let e,i,n,s,r,a=g.cloneObject(this.attrs);for(e in t)a[e]=t[e];const o=new this.constructor(a);for(e in this.eventListeners)for(i=this.eventListeners[e],n=i.length,s=0;s<n;s++)r=i[s],r.name.indexOf("konva")<0&&(o.eventListeners[e]||(o.eventListeners[e]=[]),o.eventListeners[e].push(r));return o}_toKonvaCanvas(t){t=t||{};const e=this.getClientRect(),i=this.getStage(),n=void 0!==t.x?t.x:Math.floor(e.x),s=void 0!==t.y?t.y:Math.floor(e.y),r=t.pixelRatio||1,a=new G({width:t.width||Math.ceil(e.width)||(i?i.width():0),height:t.height||Math.ceil(e.height)||(i?i.height():0),pixelRatio:r}),o=a.getContext(),h=new G({width:a.width/a.pixelRatio+Math.abs(n),height:a.height/a.pixelRatio+Math.abs(s),pixelRatio:a.pixelRatio});return!1===t.imageSmoothingEnabled&&(o._context.imageSmoothingEnabled=!1),o.save(),(n||s)&&o.translate(-1*n,-1*s),this.drawScene(a,void 0,h),o.restore(),a}toCanvas(t){return this._toKonvaCanvas(t)._canvas}toDataURL(t){const e=(t=t||{}).mimeType||null,i=t.quality||null,n=this._toKonvaCanvas(t).toDataURL(e,i);return t.callback&&t.callback(n),n}toImage(t){return new Promise(((e,i)=>{try{const i=null==t?void 0:t.callback;i&&delete t.callback,g._urlToImage(this.toDataURL(t),(function(t){e(t),null==i||i(t)}))}catch(t){i(t)}}))}toBlob(t){return new Promise(((e,i)=>{try{const i=null==t?void 0:t.callback;i&&delete t.callback,this.toCanvas(t).toBlob((t=>{e(t),null==i||i(t)}),null==t?void 0:t.mimeType,null==t?void 0:t.quality)}catch(t){i(t)}}))}setSize(t){return this.width(t.width),this.height(t.height),this}getSize(){return{width:this.width(),height:this.height()}}getClassName(){return this.className||this.nodeType}getType(){return this.nodeType}getDragDistance(){return void 0!==this.attrs.dragDistance?this.attrs.dragDistance:this.parent?this.parent.getDragDistance():i.dragDistance}_off(t,e,i){let n,s,r,a=this.eventListeners[t];for(n=0;n<a.length;n++)if(s=a[n].name,r=a[n].handler,!("konva"===s&&"konva"!==e||e&&s!==e||i&&i!==r)){if(a.splice(n,1),0===a.length){delete this.eventListeners[t];break}n--}}_fireChangeEvent(t,e,i){this._fire(t+"Change",{oldVal:e,newVal:i})}addName(t){if(!this.hasName(t)){const e=this.name(),i=e?e+" "+t:t;this.name(i)}return this}hasName(t){if(!t)return!1;const e=this.name();if(!e)return!1;return-1!==(e||"").split(/\s/g).indexOf(t)}removeName(t){const e=(this.name()||"").split(/\s/g),i=e.indexOf(t);return-1!==i&&(e.splice(i,1),this.name(e.join(" "))),this}setAttr(t,e){const i=this["set"+g._capitalize(t)];return g._isFunction(i)?i.call(this,e):this._setAttr(t,e),this}_requestDraw(){if(i.autoDrawEnabled){const t=this.getLayer()||this.getStage();null==t||t.batchDraw()}}_setAttr(t,e){const i=this.attrs[t];(i!==e||g.isObject(e))&&(null==e?delete this.attrs[t]:this.attrs[t]=e,this._shouldFireChangeEvents&&this._fireChangeEvent(t,i,e),this._requestDraw())}_setComponentAttr(t,e,i){let n;void 0!==i&&(n=this.attrs[t],n||(this.attrs[t]=this.getAttr(t)),this.attrs[t][e]=i,this._fireChangeEvent(t,n,i))}_fireAndBubble(t,e,i){e&&this.nodeType===W&&(e.target=this);if(!((t===N||t===H)&&(i&&(this===i||this.isAncestorOf&&this.isAncestorOf(i))||"Stage"===this.nodeType&&!i))){this._fire(t,e);const n=(t===N||t===H)&&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))}}_getProtoListeners(t){var e,i,n;const s=null!==(e=this._cache.get(L))&&void 0!==e?e:{};let r=null==s?void 0:s[t];if(void 0===r){r=[];let e=Object.getPrototypeOf(this);for(;e;){const s=null!==(n=null===(i=e.eventListeners)||void 0===i?void 0:i[t])&&void 0!==n?n:[];r.push(...s),e=Object.getPrototypeOf(e)}s[t]=r,this._cache.set(L,s)}return r}_fire(t,e){(e=e||{}).currentTarget=this,e.type=t;const i=this._getProtoListeners(t);if(i)for(var n=0;n<i.length;n++)i[n].handler.call(this,e);const s=this.eventListeners[t];if(s)for(n=0;n<s.length;n++)s[n].handler.call(this,e)}draw(){return this.drawScene(),this.drawHit(),this}_createDragElement(t){const e=t?t.pointerId:void 0,i=this.getStage(),n=this.getAbsolutePosition();if(!i)return;const s=i._getPointerById(e)||i._changedPointerPositions[0]||n;E._dragElements.set(this._id,{node:this,startPointerPos:s,offset:{x:s.x-n.x,y:s.y-n.y},dragStatus:"ready",pointerId:e})}startDrag(t,e=!0){E._dragElements.has(this._id)||this._createDragElement(t);E._dragElements.get(this._id).dragStatus="dragging",this.fire("dragstart",{type:"dragstart",target:this,evt:t&&t.evt},e)}_setDragPosition(t,e){const i=this.getStage()._getPointerById(e.pointerId);if(!i)return;let n={x:i.x-e.offset.x,y:i.y-e.offset.y};const s=this.dragBoundFunc();if(void 0!==s){const e=s.call(this,n,t);e?n=e:g.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._requestDraw()),this._lastPos=n}stopDrag(t){const e=E._dragElements.get(this._id);e&&(e.dragStatus="stopped"),E._endDragBefore(t),E._endDragAfter(t)}setDraggable(t){this._setAttr("draggable",t),this._dragChange()}isDragging(){const t=E._dragElements.get(this._id);return!!t&&"dragging"===t.dragStatus}_listenDrag(){this._dragCleanup(),this.on("mousedown.konva touchstart.konva",(function(t){if(!(!(void 0!==t.evt.button)||i.dragButtons.indexOf(t.evt.button)>=0))return;if(this.isDragging())return;let e=!1;E._dragElements.forEach((t=>{this.isAncestorOf(t.node)&&(e=!0)})),e||this._createDragElement(t)}))}_dragChange(){if(this.attrs.draggable)this._listenDrag();else{this._dragCleanup();if(!this.getStage())return;const t=E._dragElements.get(this._id),e=t&&"dragging"===t.dragStatus,i=t&&"ready"===t.dragStatus;e?this.stopDrag():i&&E._dragElements.delete(this._id)}}_dragCleanup(){this.off("mousedown.konva"),this.off("touchstart.konva")}isClientRectOnScreen(t={x:0,y:0}){const e=this.getStage();if(!e)return!1;const i={x:-t.x,y:-t.y,width:e.width()+2*t.x,height:e.height()+2*t.y};return g.haveIntersection(i,this.getClientRect())}static create(t,e){return g._isString(t)&&(t=JSON.parse(t)),this._createNode(t,e)}static _createNode(t,e){let n,s,r,a=V.prototype.getClassName.call(t),o=t.children;e&&(t.attrs.container=e),i[a]||(g.warn('Can not find a node with class name "'+a+'". Fallback to "Shape".'),a="Shape");if(n=new(0,i[a])(t.attrs),o)for(s=o.length,r=0;r<s;r++)n.add(V._createNode(o[r]));return n}}V.prototype.nodeType="Node",V.prototype._attrsAffectingSize=[],V.prototype.eventListeners={},V.prototype.on.call(V.prototype,q,(function(){this._batchingTransformChange?this._needClearTransformCache=!0:(this._clearCache(X),this._clearSelfAndDescendantCache(I))})),V.prototype.on.call(V.prototype,"visibleChange.konva",(function(){this._clearSelfAndDescendantCache(j)})),V.prototype.on.call(V.prototype,"listeningChange.konva",(function(){this._clearSelfAndDescendantCache(B)})),V.prototype.on.call(V.prototype,"opacityChange.konva",(function(){this._clearSelfAndDescendantCache(D)}));const K=w.addGetterSetter;K(V,"zIndex"),K(V,"absolutePosition"),K(V,"position"),K(V,"x",0,p()),K(V,"y",0,p()),K(V,"globalCompositeOperation","source-over",y()),K(V,"opacity",1,p()),K(V,"name","",y()),K(V,"id","",y()),K(V,"rotation",0,p()),w.addComponentsGetterSetter(V,"scale",["x","y"]),K(V,"scaleX",1,p()),K(V,"scaleY",1,p()),w.addComponentsGetterSetter(V,"skew",["x","y"]),K(V,"skewX",0,p()),K(V,"skewY",0,p()),w.addComponentsGetterSetter(V,"offset",["x","y"]),K(V,"offsetX",0,p()),K(V,"offsetY",0,p()),K(V,"dragDistance",null,p()),K(V,"width",0,p()),K(V,"height",0,p()),K(V,"listening",!0,x()),K(V,"preventDefault",!0,x()),K(V,"filters",null,(function(t){return this._filterUpToDate=!1,t})),K(V,"visible",!0,x()),K(V,"transformsEnabled","all",y()),K(V,"size"),K(V,"dragBoundFunc"),K(V,"draggable",!1,x()),w.backCompat(V,{rotateDeg:"rotate",setRotationDeg:"setRotation",getRotationDeg:"getRotation"});class Q extends V{constructor(){super(...arguments),this.children=[]}getChildren(t){if(!t)return this.children||[];const e=this.children||[],i=[];return e.forEach((function(e){t(e)&&i.push(e)})),i}hasChildren(){return this.getChildren().length>0}removeChildren(){return this.getChildren().forEach((t=>{t.parent=null,t.index=0,t.remove()})),this.children=[],this._requestDraw(),this}destroyChildren(){return this.getChildren().forEach((t=>{t.parent=null,t.index=0,t.destroy()})),this.children=[],this._requestDraw(),this}add(...t){if(0===t.length)return this;if(t.length>1){for(let e=0;e<t.length;e++)this.add(t[e]);return this}const e=t[0];return e.getParent()?(e.moveTo(this),this):(this._validateAdd(e),e.index=this.getChildren().length,e.parent=this,e._clearCaches(),this.getChildren().push(e),this._fire("add",{child:e}),this._requestDraw(),this)}destroy(){return this.hasChildren()&&this.destroyChildren(),super.destroy(),this}find(t){return this._generalFind(t,!1)}findOne(t){const e=this._generalFind(t,!0);return e.length>0?e[0]:void 0}_generalFind(t,e){const i=[];return this._descendants((n=>{const s=n._isMatch(t);return s&&i.push(n),!(!s||!e)})),i}_descendants(t){let e=!1;const i=this.getChildren();for(const n of i){if(e=t(n),e)return!0;if(n.hasChildren()&&(e=n._descendants(t),e))return!0}return!1}toObject(){const t=V.prototype.toObject.call(this);return t.children=[],this.getChildren().forEach((e=>{t.children.push(e.toObject())})),t}isAncestorOf(t){let e=t.getParent();for(;e;){if(e._id===this._id)return!0;e=e.getParent()}return!1}clone(t){const e=V.prototype.clone.call(this,t);return this.getChildren().forEach((function(t){e.add(t.clone())})),e}getAllIntersections(t){const e=[];return this.find("Shape").forEach((i=>{i.isVisible()&&i.intersects(t)&&e.push(i)})),e}_clearSelfAndDescendantCache(t){var e;super._clearSelfAndDescendantCache(t),this.isCached()||null===(e=this.children)||void 0===e||e.forEach((function(e){e._clearSelfAndDescendantCache(t)}))}_setChildrenIndices(){var t;null===(t=this.children)||void 0===t||t.forEach((function(t,e){t.index=e})),this._requestDraw()}drawScene(t,e,i){const n=this.getLayer(),s=t||n&&n.getCanvas(),r=s&&s.getContext(),a=this._getCanvasCache(),o=a&&a.scene,h=s&&s.isCache;if(!this.isVisible()&&!h)return this;if(o){r.save();const t=this.getAbsoluteTransform(e).getMatrix();r.transform(t[0],t[1],t[2],t[3],t[4],t[5]),this._drawCachedSceneCanvas(r),r.restore()}else this._drawChildren("drawScene",s,e,i);return this}drawHit(t,e){if(!this.shouldDrawHit(e))return this;const i=this.getLayer(),n=t||i&&i.hitCanvas,s=n&&n.getContext(),r=this._getCanvasCache();if(r&&r.hit){s.save();const t=this.getAbsoluteTransform(e).getMatrix();s.transform(t[0],t[1],t[2],t[3],t[4],t[5]),this._drawCachedHitCanvas(s),s.restore()}else this._drawChildren("drawHit",n,e);return this}_drawChildren(t,e,i,n){var s;const r=e&&e.getContext(),a=this.clipWidth(),o=this.clipHeight(),h=this.clipFunc(),l="number"==typeof a&&"number"==typeof o||h,d=i===this;if(l){r.save();const t=this.getAbsoluteTransform(i);let e,n=t.getMatrix();if(r.transform(n[0],n[1],n[2],n[3],n[4],n[5]),r.beginPath(),h)e=h.call(this,r,this);else{const t=this.clipX(),e=this.clipY();r.rect(t||0,e||0,a,o)}r.clip.apply(r,e),n=t.copy().invert().getMatrix(),r.transform(n[0],n[1],n[2],n[3],n[4],n[5])}const c=!d&&"source-over"!==this.globalCompositeOperation()&&"drawScene"===t;c&&(r.save(),r._applyGlobalCompositeOperation(this)),null===(s=this.children)||void 0===s||s.forEach((function(s){s[t](e,i,n)})),c&&r.restore(),l&&r.restore()}getClientRect(t={}){var e;const i=t.skipTransform,n=t.relativeTo;let s,r,a,o,h={x:1/0,y:1/0,width:0,height:0};const l=this;null===(e=this.children)||void 0===e||e.forEach((function(e){if(!e.visible())return;const i=e.getClientRect({relativeTo:l,skipShadow:t.skipShadow,skipStroke:t.skipStroke});0===i.width&&0===i.height||(void 0===s?(s=i.x,r=i.y,a=i.x+i.width,o=i.y+i.height):(s=Math.min(s,i.x),r=Math.min(r,i.y),a=Math.max(a,i.x+i.width),o=Math.max(o,i.y+i.height)))}));const d=this.find("Shape");let c=!1;for(let t=0;t<d.length;t++){if(d[t]._isVisible(this)){c=!0;break}}return h=c&&void 0!==s?{x:s,y:r,width:a-s,height:o-r}:{x:0,y:0,width:0,height:0},i?h:this._transformedRect(h,n)}}w.addComponentsGetterSetter(Q,"clip",["x","y","width","height"]),w.addGetterSetter(Q,"clipX",void 0,p()),w.addGetterSetter(Q,"clipY",void 0,p()),w.addGetterSetter(Q,"clipWidth",void 0,p()),w.addGetterSetter(Q,"clipHeight",void 0,p()),w.addGetterSetter(Q,"clipFunc");const J=new Map,$=void 0!==i._global.PointerEvent;function Z(t){return J.get(t)}function tt(t){return{evt:t,pointerId:t.pointerId}}function et(t,e){return J.get(t)===e}function it(t,e){nt(t);e.getStage()&&(J.set(t,e),$&&e._fire("gotpointercapture",tt(new PointerEvent("gotpointercapture"))))}function nt(t,e){const i=J.get(t);if(!i)return;const n=i.getStage();n&&n.content,J.delete(t),$&&i._fire("lostpointercapture",tt(new PointerEvent("lostpointercapture")))}const st="mouseleave",rt="mouseover",at="mouseenter",ot="mousemove",ht="mousedown",lt="mouseup",dt="pointermove",ct="pointerdown",gt="pointerup",ut="pointercancel",ft="pointerout",pt="pointerleave",mt="pointerover",_t="pointerenter",yt="contextmenu",vt="touchstart",xt="touchend",bt="touchmove",St="touchcancel",wt="wheel",Ct=[[at,"_pointerenter"],[ht,"_pointerdown"],[ot,"_pointermove"],[lt,"_pointerup"],[st,"_pointerleave"],[vt,"_pointerdown"],[bt,"_pointermove"],[xt,"_pointerup"],[St,"_pointercancel"],[rt,"_pointerover"],[wt,"_wheel"],[yt,"_contextmenu"],[ct,"_pointerdown"],[dt,"_pointermove"],[gt,"_pointerup"],[ut,"_pointercancel"],["lostpointercapture","_lostpointercapture"]],Pt={mouse:{[ft]:"mouseout",[pt]:st,[mt]:rt,[_t]:at,[dt]:ot,[ct]:ht,[gt]:lt,[ut]:"mousecancel",pointerclick:"click",pointerdblclick:"dblclick"},touch:{[ft]:"touchout",[pt]:"touchleave",[mt]:"touchover",[_t]:"touchenter",[dt]:bt,[ct]:vt,[gt]:xt,[ut]:St,pointerclick:"tap",pointerdblclick:"dbltap"},pointer:{[ft]:ft,[pt]:pt,[mt]:mt,[_t]:_t,[dt]:dt,[ct]:ct,[gt]:gt,[ut]:ut,pointerclick:"pointerclick",pointerdblclick:"pointerdblclick"}},kt=t=>t.indexOf("pointer")>=0?"pointer":t.indexOf("touch")>=0?"touch":"mouse",At=t=>{const e=kt(t);return"pointer"===e?i.pointerEventsEnabled&&Pt.pointer:"touch"===e?Pt.touch:"mouse"===e?Pt.mouse:void 0};function Tt(t={}){return(t.clipFunc||t.clipWidth||t.clipHeight)&&g.warn("Stage does not support clipping. Please use clip for Layers or Groups."),t}const Mt=[];class Gt extends Q{constructor(t){super(Tt(t)),this._pointerPositions=[],this._changedPointerPositions=[],this._buildDOM(),this._bindContentEvents(),Mt.push(this),this.on("widthChange.konva heightChange.konva",this._resizeDOM),this.on("visibleChange.konva",this._checkVisibility),this.on("clipWidthChange.konva clipHeightChange.konva clipFuncChange.konva",(()=>{Tt(this.attrs)})),this._checkVisibility()}_validateAdd(t){const e="Layer"===t.getType(),i="FastLayer"===t.getType();e||i||g.throw("You may only add layers to the stage.")}_checkVisibility(){if(!this.content)return;const t=this.visible()?"":"none";this.content.style.display=t}setContainer(t){if("string"==typeof t){if("."===t.charAt(0)){const e=t.slice(1);t=document.getElementsByClassName(e)[0]}else{var e;e="#"!==t.charAt(0)?t:t.slice(1),t=document.getElementById(e)}if(!t)throw"Can not find container in document with id "+e}return this._setAttr("container",t),this.content&&(this.content.parentElement&&this.content.parentElement.removeChild(this.content),t.appendChild(this.content)),this}shouldDrawHit(){return!0}clear(){let t,e=this.children,i=e.length;for(t=0;t<i;t++)e[t].clear();return this}clone(t){return t||(t={}),t.container="undefined"!=typeof document&&document.createElement("div"),Q.prototype.clone.call(this,t)}destroy(){super.destroy();const t=this.content;t&&g._isInDocument(t)&&this.container().removeChild(t);const e=Mt.indexOf(this);return e>-1&&Mt.splice(e,1),g.releaseCanvas(this.bufferCanvas._canvas,this.bufferHitCanvas._canvas),this}getPointerPosition(){const t=this._pointerPositions[0]||this._changedPointerPositions[0];return t?{x:t.x,y:t.y}:(g.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)}_getPointerById(t){return this._pointerPositions.find((e=>e.id===t))}getPointersPositions(){return this._pointerPositions}getStage(){return this}getContent(){return this.content}_toKonvaCanvas(t){(t=t||{}).x=t.x||0,t.y=t.y||0,t.width=t.width||this.width(),t.height=t.height||this.height();const e=new G({width:t.width,height:t.height,pixelRatio:t.pixelRatio||1}),i=e.getContext()._context,n=this.children;return(t.x||t.y)&&i.translate(-1*t.x,-1*t.y),n.forEach((function(e){if(!e.isVisible())return;const n=e._toKonvaCanvas(t);i.drawImage(n._canvas,t.x,t.y,n.getWidth()/n.getPixelRatio(),n.getHeight()/n.getPixelRatio())})),e}getIntersection(t){if(!t)return null;let e,i=this.children;for(e=i.length-1;e>=0;e--){const n=i[e].getIntersection(t);if(n)return n}return null}_resizeDOM(){const 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.forEach((i=>{i.setSize({width:t,height:e}),i.draw()}))}add(t,...e){if(arguments.length>1){for(let t=0;t<arguments.length;t++)this.add(arguments[t]);return this}super.add(t);const n=this.children.length;return n>5&&g.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."),t.setSize({width:this.width(),height:this.height()}),t.draw(),i.isBrowser&&this.content.appendChild(t.canvas._canvas),this}getParent(){return null}getLayer(){return null}hasPointerCapture(t){return et(t,this)}setPointerCapture(t){it(t,this)}releaseCapture(t){nt(t)}getLayers(){return this.children}_bindContentEvents(){i.isBrowser&&Ct.forEach((([t,e])=>{this.content.addEventListener(t,(t=>{this[e](t)}),{passive:!1})}))}_pointerenter(t){this.setPointersPositions(t);const e=At(t.type);e&&this._fire(e.pointerenter,{evt:t,target:this,currentTarget:this})}_pointerover(t){this.setPointersPositions(t);const e=At(t.type);e&&this._fire(e.pointerover,{evt:t,target:this,currentTarget:this})}_getTargetShape(t){let e=this[t+"targetShape"];return e&&!e.getStage()&&(e=null),e}_pointerleave(t){const e=At(t.type),n=kt(t.type);if(!e)return;this.setPointersPositions(t);const s=this._getTargetShape(n),r=!(i.isDragging()||i.isTransforming())||i.hitOnDragEnabled;s&&r?(s._fireAndBubble(e.pointerout,{evt:t}),s._fireAndBubble(e.pointerleave,{evt:t}),this._fire(e.pointerleave,{evt:t,target:this,currentTarget:this}),this[n+"targetShape"]=null):r&&(this._fire(e.pointerleave,{evt:t,target:this,currentTarget:this}),this._fire(e.pointerout,{evt:t,target:this,currentTarget:this})),this.pointerPos=null,this._pointerPositions=[]}_pointerdown(t){const e=At(t.type),n=kt(t.type);if(!e)return;this.setPointersPositions(t);let s=!1;this._changedPointerPositions.forEach((r=>{const a=this.getIntersection(r);if(E.justDragged=!1,i["_"+n+"ListenClick"]=!0,!a||!a.isListening())return void(this[n+"ClickStartShape"]=void 0);i.capturePointerEventsEnabled&&a.setPointerCapture(r.id),this[n+"ClickStartShape"]=a,a._fireAndBubble(e.pointerdown,{evt:t,pointerId:r.id}),s=!0;const o=t.type.indexOf("touch")>=0;a.preventDefault()&&t.cancelable&&o&&t.preventDefault()})),s||this._fire(e.pointerdown,{evt:t,target:this,currentTarget:this,pointerId:this._pointerPositions[0].id})}_pointermove(t){const e=At(t.type),n=kt(t.type);if(!e)return;i.isDragging()&&E.node.preventDefault()&&t.cancelable&&t.preventDefault(),this.setPointersPositions(t);if(!(!(i.isDragging()||i.isTransforming())||i.hitOnDragEnabled))return;const s={};let r=!1;const a=this._getTargetShape(n);this._changedPointerPositions.forEach((i=>{const o=Z(i.id)||this.getIntersection(i),h=i.id,l={evt:t,pointerId:h},d=a!==o;if(d&&a&&(a._fireAndBubble(e.pointerout,{...l},o),a._fireAndBubble(e.pointerleave,{...l},o)),o){if(s[o._id])return;s[o._id]=!0}o&&o.isListening()?(r=!0,d&&(o._fireAndBubble(e.pointerover,{...l},a),o._fireAndBubble(e.pointerenter,{...l},a),this[n+"targetShape"]=o),o._fireAndBubble(e.pointermove,{...l})):a&&(this._fire(e.pointerover,{evt:t,target:this,currentTarget:this,pointerId:h}),this[n+"targetShape"]=null)})),r||this._fire(e.pointermove,{evt:t,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id})}_pointerup(t){const e=At(t.type),n=kt(t.type);if(!e)return;this.setPointersPositions(t);const s=this[n+"ClickStartShape"],r=this[n+"ClickEndShape"],a={};let o=!1;this._changedPointerPositions.forEach((h=>{const l=Z(h.id)||this.getIntersection(h);if(l){if(l.releaseCapture(h.id),a[l._id])return;a[l._id]=!0}const d=h.id,c={evt:t,pointerId:d};let g=!1;i["_"+n+"InDblClickWindow"]?(g=!0,clearTimeout(this[n+"DblTimeout"])):E.justDragged||(i["_"+n+"InDblClickWindow"]=!0,clearTimeout(this[n+"DblTimeout"])),this[n+"DblTimeout"]=setTimeout((function(){i["_"+n+"InDblClickWindow"]=!1}),i.dblClickWindow),l&&l.isListening()?(o=!0,this[n+"ClickEndShape"]=l,l._fireAndBubble(e.pointerup,{...c}),i["_"+n+"ListenClick"]&&s&&s===l&&(l._fireAndBubble(e.pointerclick,{...c}),g&&r&&r===l&&l._fireAndBubble(e.pointerdblclick,{...c}))):(this[n+"ClickEndShape"]=null,i["_"+n+"ListenClick"]&&this._fire(e.pointerclick,{evt:t,target:this,currentTarget:this,pointerId:d}),g&&this._fire(e.pointerdblclick,{evt:t,target:this,currentTarget:this,pointerId:d}))})),o||this._fire(e.pointerup,{evt:t,target:this,currentTarget:this,pointerId:this._changedPointerPositions[0].id}),i["_"+n+"ListenClick"]=!1,t.cancelable&&"touch"!==n&&t.preventDefault()}_contextmenu(t){this.setPointersPositions(t);const e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(yt,{evt:t}):this._fire(yt,{evt:t,target:this,currentTarget:this})}_wheel(t){this.setPointersPositions(t);const e=this.getIntersection(this.getPointerPosition());e&&e.isListening()?e._fireAndBubble(wt,{evt:t}):this._fire(wt,{evt:t,target:this,currentTarget:this})}_pointercancel(t){this.setPointersPositions(t);const e=Z(t.pointerId)||this.getIntersection(this.getPointerPosition());e&&e._fireAndBubble(gt,tt(t)),nt(t.pointerId)}_lostpointercapture(t){nt(t.pointerId)}setPointersPositions(t){let e=this._getContentPosition(),i=null,n=null;void 0!==(t=t||window.event).touches?(this._pointerPositions=[],this._changedPointerPositions=[],Array.prototype.forEach.call(t.touches,(t=>{this._pointerPositions.push({id:t.identifier,x:(t.clientX-e.left)/e.scaleX,y:(t.clientY-e.top)/e.scaleY})})),Array.prototype.forEach.call(t.changedTouches||t.touches,(t=>{this._changedPointerPositions.push({id:t.identifier,x:(t.clientX-e.left)/e.scaleX,y:(t.clientY-e.top)/e.scaleY})}))):(i=(t.clientX-e.left)/e.scaleX,n=(t.clientY-e.top)/e.scaleY,this.pointerPos={x:i,y:n},this._pointerPositions=[{x:i,y:n,id:g._getFirstPointerId(t)}],this._changedPointerPositions=[{x:i,y:n,id:g._getFirstPointerId(t)}])}_setPointerPosition(t){g.warn('Method _setPointerPosition is deprecated. Use "stage.setPointersPositions(event)" instead.'),this.setPointersPositions(t)}_getContentPosition(){if(!this.content||!this.content.getBoundingClientRect)return{top:0,left:0,scaleX:1,scaleY:1};const 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}}_buildDOM(){if(this.bufferCanvas=new G({width:this.width(),height:this.height()}),this.bufferHitCanvas=new R({pixelRatio:1,width:this.width(),height:this.height()}),!i.isBrowser)return;const 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()}cache(){return g.warn("Cache function is not allowed for stage. You may use cache only for layers, groups and shapes."),this}clearCache(){return this}batchDraw(){return this.getChildren().forEach((function(t){t.batchDraw()})),this}}Gt.prototype.nodeType="Stage",n(Gt),w.addGetterSetter(Gt,"container"),i.isBrowser&&document.addEventListener("visibilitychange",(()=>{Mt.forEach((t=>{t.batchDraw()}))}));const Rt="hasShadow",Et="shadowRGBA",Dt="patternImage",Lt="linearGradient",It="radialGradient";let Ot;function Ft(){return Ot||(Ot=g.createCanvasElement().getContext("2d"),Ot)}const Bt={};class Nt extends V{constructor(t){let e;for(super(t);e=g.getRandomColor(),!e||e in Bt;);this.colorKey=e,Bt[e]=this}getContext(){return g.warn("shape.getContext() method is deprecated. Please do not use it."),this.getLayer().getContext()}getCanvas(){return g.warn("shape.getCanvas() method is deprecated. Please do not use it."),this.getLayer().getCanvas()}getSceneFunc(){return this.attrs.sceneFunc||this._sceneFunc}getHitFunc(){return this.attrs.hitFunc||this._hitFunc}hasShadow(){return this._getCache(Rt,this._hasShadow)}_hasShadow(){return this.shadowEnabled()&&0!==this.shadowOpacity()&&!!(this.shadowColor()||this.shadowBlur()||this.shadowOffsetX()||this.shadowOffsetY())}_getFillPattern(){return this._getCache(Dt,this.__getFillPattern)}__getFillPattern(){if(this.fillPatternImage()){const t=Ft().createPattern(this.fillPatternImage(),this.fillPatternRepeat()||"repeat");if(t&&t.setTransform){const e=new s;e.translate(this.fillPatternX(),this.fillPatternY()),e.rotate(i.getAngle(this.fillPatternRotation())),e.scale(this.fillPatternScaleX(),this.fillPatternScaleY()),e.translate(-1*this.fillPatternOffsetX(),-1*this.fillPatternOffsetY());const n=e.getMatrix(),r="undefined"==typeof DOMMatrix?{a:n[0],b:n[1],c:n[2],d:n[3],e:n[4],f:n[5]}:new DOMMatrix(n);t.setTransform(r)}return t}}_getLinearGradient(){return this._getCache(Lt,this.__getLinearGradient)}__getLinearGradient(){const t=this.fillLinearGradientColorStops();if(t){const e=Ft(),i=this.fillLinearGradientStartPoint(),n=this.fillLinearGradientEndPoint(),s=e.createLinearGradient(i.x,i.y,n.x,n.y);for(let e=0;e<t.length;e+=2)s.addColorStop(t[e],t[e+1]);return s}}_getRadialGradient(){return this._getCache(It,this.__getRadialGradient)}__getRadialGradient(){const t=this.fillRadialGradientColorStops();if(t){const e=Ft(),i=this.fillRadialGradientStartPoint(),n=this.fillRadialGradientEndPoint(),s=e.createRadialGradient(i.x,i.y,this.fillRadialGradientStartRadius(),n.x,n.y,this.fillRadialGradientEndRadius());for(let e=0;e<t.length;e+=2)s.addColorStop(t[e],t[e+1]);return s}}getShadowRGBA(){return this._getCache(Et,this._getShadowRGBA)}_getShadowRGBA(){if(!this.hasShadow())return;const t=g.colorToRGBA(this.shadowColor());return t?"rgba("+t.r+","+t.g+","+t.b+","+t.a*(this.shadowOpacity()||1)+")":void 0}hasFill(){return this._calculate("hasFill",["fillEnabled","fill","fillPatternImage","fillLinearGradientColorStops","fillRadialGradientColorStops"],(()=>this.fillEnabled()&&!!(this.fill()||this.fillPatternImage()||this.fillLinearGradientColorStops()||this.fillRadialGradientColorStops())))}hasStroke(){return this._calculate("hasStroke",["strokeEnabled","strokeWidth","stroke","strokeLinearGradientColorStops"],(()=>this.strokeEnabled()&&this.strokeWidth()&&!(!this.stroke()&&!this.strokeLinearGradientColorStops())))}hasHitStroke(){const t=this.hitStrokeWidth();return"auto"===t?this.hasStroke():this.strokeEnabled()&&!!t}intersects(t){const e=this.getStage();if(!e)return!1;const i=e.bufferHitCanvas;i.getContext().clear(),this.drawHit(i,void 0,!0);return i.context.getImageData(Math.round(t.x),Math.round(t.y),1,1).data[3]>0}destroy(){return V.prototype.destroy.call(this),delete Bt[this.colorKey],delete this.colorKey,this}_useBufferCanvas(t){var e;if(!(null===(e=this.attrs.perfectDrawEnabled)||void 0===e||e))return!1;const i=t||this.hasFill(),n=this.hasStroke(),s=1!==this.getAbsoluteOpacity();if(i&&n&&s)return!0;const r=this.hasShadow(),a=this.shadowForStrokeEnabled();return!!(i&&n&&r&&a)}setStrokeHitEnabled(t){g.warn("strokeHitEnabled property is deprecated. Please use hitStrokeWidth instead."),t?this.hitStrokeWidth("auto"):this.hitStrokeWidth(0)}getStrokeHitEnabled(){return 0!==this.hitStrokeWidth()}getSelfRect(){const t=this.size();return{x:this._centroid?-t.width/2:0,y:this._centroid?-t.height/2:0,width:t.width,height:t.height}}getClientRect(t={}){let e=!1,i=this.getParent();for(;i;){if(i.isCached()){e=!0;break}i=i.getParent()}const n=t.skipTransform,s=t.relativeTo||e&&this.getStage()||void 0,r=this.getSelfRect(),a=!t.skipStroke&&this.hasStroke()&&this.strokeWidth()||0,o=r.width+a,h=r.height+a,l=!t.skipShadow&&this.hasShadow(),d=l?this.shadowOffsetX():0,c=l?this.shadowOffsetY():0,g=o+Math.abs(d),u=h+Math.abs(c),f=l&&this.shadowBlur()||0,p={width:g+2*f,height:u+2*f,x:-(a/2+f)+Math.min(d,0)+r.x,y:-(a/2+f)+Math.min(c,0)+r.y};return n?p:this._transformedRect(p,s)}drawScene(t,e,i){const n=this.getLayer();let s,r,a=t||n.getCanvas(),o=a.getContext(),h=this._getCanvasCache(),l=this.getSceneFunc(),d=this.hasShadow();const c=a.isCache,g=e===this;if(!this.isVisible()&&!g)return this;if(h){o.save();const t=this.getAbsoluteTransform(e).getMatrix();return o.transform(t[0],t[1],t[2],t[3],t[4],t[5]),this._drawCachedSceneCanvas(o),o.restore(),this}if(!l)return this;if(o.save(),this._useBufferCanvas()&&!c){s=this.getStage();const t=i||s.bufferCanvas;r=t.getContext(),r.clear(),r.save(),r._applyLineJoin(this);var u=this.getAbsoluteTransform(e).getMatrix();r.transform(u[0],u[1],u[2],u[3],u[4],u[5]),l.call(this,r,this),r.restore();const n=t.pixelRatio;d&&o._applyShadow(this),o._applyOpacity(this),o._applyGlobalCompositeOperation(this),o.drawImage(t._canvas,0,0,t.width/n,t.height/n)}else{if(o._applyLineJoin(this),!g){u=this.getAbsoluteTransform(e).getMatrix();o.transform(u[0],u[1],u[2],u[3],u[4],u[5]),o._applyOpacity(this),o._applyGlobalCompositeOperation(this)}d&&o._applyShadow(this),l.call(this,o,this)}return o.restore(),this}drawHit(t,e,i=!1){if(!this.shouldDrawHit(e,i))return this;const n=this.getLayer(),s=t||n.hitCanvas,r=s&&s.getContext(),a=this.hitFunc()||this.sceneFunc(),o=this._getCanvasCache(),h=o&&o.hit;if(this.colorKey||g.warn("Looks like your canvas has a destroyed shape in it. Do not reuse shape after you destroyed it. If you want to reuse shape you should call remove() instead of destroy()"),h){r.save();const t=this.getAbsoluteTransform(e).getMatrix();return r.transform(t[0],t[1],t[2],t[3],t[4],t[5]),this._drawCachedHitCanvas(r),r.restore(),this}if(!a)return this;r.save(),r._applyLineJoin(this);if(!(this===e)){const t=this.getAbsoluteTransform(e).getMatrix();r.transform(t[0],t[1],t[2],t[3],t[4],t[5])}return a.call(this,r,this),r.restore(),this}drawHitFromCache(t=0){let e,i,n,s,r,a,o=this._getCanvasCache(),h=this._getCachedSceneCanvas(),l=o.hit,d=l.getContext(),c=l.getWidth(),u=l.getHeight();d.clear(),d.drawImage(h._canvas,0,0,c,u);try{for(e=d.getImageData(0,0,c,u),i=e.data,n=i.length,s=g._hexToRgb(this.colorKey),r=0;r<n;r+=4)a=i[r+3],a>t?(i[r]=s.r,i[r+1]=s.g,i[r+2]=s.b,i[r+3]=255):i[r+3]=0;d.putImageData(e,0,0)}catch(t){g.error("Unable to draw hit graph from cached scene canvas. "+t.message)}return this}hasPointerCapture(t){return et(t,this)}setPointerCapture(t){it(t,this)}releaseCapture(t){nt(t)}}Nt.prototype._fillFunc=function(t){const e=this.attrs.fillRule;e?t.fill(e):t.fill()},Nt.prototype._strokeFunc=function(t){t.stroke()},Nt.prototype._fillFuncHit=function(t){const e=this.attrs.fillRule;e?t.fill(e):t.fill()},Nt.prototype._strokeFuncHit=function(t){t.stroke()},Nt.prototype._centroid=!1,Nt.prototype.nodeType="Shape",n(Nt),Nt.prototype.eventListeners={},Nt.prototype.on.call(Nt.prototype,"shadowColorChange.konva shadowBlurChange.konva shadowOffsetChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",(function(){this._clearCache(Rt)})),Nt.prototype.on.call(Nt.prototype,"shadowColorChange.konva shadowOpacityChange.konva shadowEnabledChange.konva",(function(){this._clearCache(Et)})),Nt.prototype.on.call(Nt.prototype,"fillPriorityChange.konva fillPatternImageChange.konva fillPatternRepeatChange.konva fillPatternScaleXChange.konva fillPatternScaleYChange.konva fillPatternOffsetXChange.konva fillPatternOffsetYChange.konva fillPatternXChange.konva fillPatternYChange.konva fillPatternRotationChange.konva",(function(){this._clearCache(Dt)})),Nt.prototype.on.call(Nt.prototype,"fillPriorityChange.konva fillLinearGradientColorStopsChange.konva fillLinearGradientStartPointXChange.konva fillLinearGradientStartPointYChange.konva fillLinearGradientEndPointXChange.konva fillLinearGradientEndPointYChange.konva",(function(){this._clearCache(Lt)})),Nt.prototype.on.call(Nt.prototype,"fillPriorityChange.konva fillRadialGradientColorStopsChange.konva fillRadialGradientStartPointXChange.konva fillRadialGradientStartPointYChange.konva fillRadialGradientEndPointXChange.konva fillRadialGradientEndPointYChange.konva fillRadialGradientStartRadiusChange.konva fillRadialGradientEndRadiusChange.konva",(function(){this._clearCache(It)})),w.addGetterSetter(Nt,"stroke",void 0,v()),w.addGetterSetter(Nt,"strokeWidth",2,p()),w.addGetterSetter(Nt,"fillAfterStrokeEnabled",!1),w.addGetterSetter(Nt,"hitStrokeWidth","auto",_()),w.addGetterSetter(Nt,"strokeHitEnabled",!0,x()),w.addGetterSetter(Nt,"perfectDrawEnabled",!0,x()),w.addGetterSetter(Nt,"shadowForStrokeEnabled",!0,x()),w.addGetterSetter(Nt,"lineJoin"),w.addGetterSetter(Nt,"lineCap"),w.addGetterSetter(Nt,"sceneFunc"),w.addGetterSetter(Nt,"hitFunc"),w.addGetterSetter(Nt,"dash"),w.addGetterSetter(Nt,"dashOffset",0,p()),w.addGetterSetter(Nt,"shadowColor",void 0,y()),w.addGetterSetter(Nt,"shadowBlur",0,p()),w.addGetterSetter(Nt,"shadowOpacity",1,p()),w.addComponentsGetterSetter(Nt,"shadowOffset",["x","y"]),w.addGetterSetter(Nt,"shadowOffsetX",0,p()),w.addGetterSetter(Nt,"shadowOffsetY",0,p()),w.addGetterSetter(Nt,"fillPatternImage"),w.addGetterSetter(Nt,"fill",void 0,v()),w.addGetterSetter(Nt,"fillPatternX",0,p()),w.addGetterSetter(Nt,"fillPatternY",0,p()),w.addGetterSetter(Nt,"fillLinearGradientColorStops"),w.addGetterSetter(Nt,"strokeLinearGradientColorStops"),w.addGetterSetter(Nt,"fillRadialGradientStartRadius",0),w.addGetterSetter(Nt,"fillRadialGradientEndRadius",0),w.addGetterSetter(Nt,"fillRadialGradientColorStops"),w.addGetterSetter(Nt,"fillPatternRepeat","repeat"),w.addGetterSetter(Nt,"fillEnabled",!0),w.addGetterSetter(Nt,"strokeEnabled",!0),w.addGetterSetter(Nt,"shadowEnabled",!0),w.addGetterSetter(Nt,"dashEnabled",!0),w.addGetterSetter(Nt,"strokeScaleEnabled",!0),w.addGetterSetter(Nt,"fillPriority","color"),w.addComponentsGetterSetter(Nt,"fillPatternOffset",["x","y"]),w.addGetterSetter(Nt,"fillPatternOffsetX",0,p()),w.addGetterSetter(Nt,"fillPatternOffsetY",0,p()),w.addComponentsGetterSetter(Nt,"fillPatternScale",["x","y"]),w.addGetterSetter(Nt,"fillPatternScaleX",1,p()),w.addGetterSetter(Nt,"fillPatternScaleY",1,p()),w.addComponentsGetterSetter(Nt,"fillLinearGradientStartPoint",["x","y"]),w.addComponentsGetterSetter(Nt,"strokeLinearGradientStartPoint",["x","y"]),w.addGetterSetter(Nt,"fillLinearGradientStartPointX",0),w.addGetterSetter(Nt,"strokeLinearGradientStartPointX",0),w.addGetterSetter(Nt,"fillLinearGradientStartPointY",0),w.addGetterSetter(Nt,"strokeLinearGradientStartPointY",0),w.addComponentsGetterSetter(Nt,"fillLinearGradientEndPoint",["x","y"]),w.addComponentsGetterSetter(Nt,"strokeLinearGradientEndPoint",["x","y"]),w.addGetterSetter(Nt,"fillLinearGradientEndPointX",0),w.addGetterSetter(Nt,"strokeLinearGradientEndPointX",0),w.addGetterSetter(Nt,"fillLinearGradientEndPointY",0),w.addGetterSetter(Nt,"strokeLinearGradientEndPointY",0),w.addComponentsGetterSetter(Nt,"fillRadialGradientStartPoint",["x","y"]),w.addGetterSetter(Nt,"fillRadialGradientStartPointX",0),w.addGetterSetter(Nt,"fillRadialGradientStartPointY",0),w.addComponentsGetterSetter(Nt,"fillRadialGradientEndPoint",["x","y"]),w.addGetterSetter(Nt,"fillRadialGradientEndPointX",0),w.addGetterSetter(Nt,"fillRadialGradientEndPointY",0),w.addGetterSetter(Nt,"fillPatternRotation",0),w.addGetterSetter(Nt,"fillRule",void 0,y()),w.backCompat(Nt,{dashArray:"dash",getDashArray:"getDash",setDashArray:"getDash",drawFunc:"sceneFunc",getDrawFunc:"getSceneFunc",setDrawFunc:"setSceneFunc",drawHitFunc:"hitFunc",getDrawHitFunc:"getHitFunc",setDrawHitFunc:"setHitFunc"});const Ht=[{x:0,y:0},{x:-1,y:-1},{x:1,y:-1},{x:1,y:1},{x:-1,y:1}],Wt=Ht.length;class zt extends Q{constructor(t){super(t),this.canvas=new G,this.hitCanvas=new R({pixelRatio:1}),this._waitingForDraw=!1,this.on("visibleChange.konva",this._checkVisibility),this._checkVisibility(),this.on("imageSmoothingEnabledChange.konva",this._setSmoothEnabled),this._setSmoothEnabled()}createPNGStream(){return this.canvas._canvas.createPNGStream()}getCanvas(){return this.canvas}getNativeCanvasElement(){return this.canvas._canvas}getHitCanvas(){return this.hitCanvas}getContext(){return this.getCanvas().getContext()}clear(t){return this.getContext().clear(t),this.getHitCanvas().getContext().clear(t),this}setZIndex(t){super.setZIndex(t);const e=this.getStage();return e&&e.content&&(e.content.removeChild(this.getNativeCanvasElement()),t<e.children.length-1?e.content.insertBefore(this.getNativeCanvasElement(),e.children[t+1].getCanvas()._canvas):e.content.appendChild(this.getNativeCanvasElement())),this}moveToTop(){V.prototype.moveToTop.call(this);const t=this.getStage();return t&&t.content&&(t.content.removeChild(this.getNativeCanvasElement()),t.content.appendChild(this.getNativeCanvasElement())),!0}moveUp(){if(!V.prototype.moveUp.call(this))return!1;const t=this.getStage();return!(!t||!t.content)&&(t.content.removeChild(this.getNativeCanvasElement()),this.index<t.children.length-1?t.content.insertBefore(this.getNativeCanvasElement(),t.children[this.index+1].getCanvas()._canvas):t.content.appendChild(this.getNativeCanvasElement()),!0)}moveDown(){if(V.prototype.moveDown.call(this)){const t=this.getStage();if(t){const e=t.children;t.content&&(t.content.removeChild(this.getNativeCanvasElement()),t.content.insertBefore(this.getNativeCanvasElement(),e[this.index+1].getCanvas()._canvas))}return!0}return!1}moveToBottom(){if(V.prototype.moveToBottom.call(this)){const t=this.getStage();if(t){const e=t.children;t.content&&(t.content.removeChild(this.getNativeCanvasElement()),t.content.insertBefore(this.getNativeCanvasElement(),e[1].getCanvas()._canvas))}return!0}return!1}getLayer(){return this}remove(){const t=this.getNativeCanvasElement();return V.prototype.remove.call(this),t&&t.parentNode&&g._isInDocument(t)&&t.parentNode.removeChild(t),this}getStage(){return this.parent}setSize({width:t,height:e}){return this.canvas.setSize(t,e),this.hitCanvas.setSize(t,e),this._setSmoothEnabled(),this}_validateAdd(t){const e=t.getType();"Group"!==e&&"Shape"!==e&&g.throw("You may only add groups and shapes to a layer.")}_toKonvaCanvas(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(),V.prototype._toKonvaCanvas.call(this,t)}_checkVisibility(){const t=this.visible();this.canvas._canvas.style.display=t?"block":"none"}_setSmoothEnabled(){this.getContext()._context.imageSmoothingEnabled=this.imageSmoothingEnabled()}getWidth(){if(this.parent)return this.parent.width()}setWidth(){g.warn('Can not change width of layer. Use "stage.width(value)" function instead.')}getHeight(){if(this.parent)return this.parent.height()}setHeight(){g.warn('Can not change height of layer. Use "stage.height(value)" function instead.')}batchDraw(){return this._waitingForDraw||(this._waitingForDraw=!0,g.requestAnimFrame((()=>{this.draw(),this._waitingForDraw=!1}))),this}getIntersection(t){if(!this.isListening()||!this.isVisible())return null;let e=1,i=!1;for(;;){for(let n=0;n<Wt;n++){const s=Ht[n],r=this._getIntersection({x:t.x+s.x*e,y:t.y+s.y*e}),a=r.shape;if(a)return a;if(i=!!r.antialiased,!r.antialiased)break}if(!i)return null;e+=1}}_getIntersection(t){const e=this.hitCanvas.pixelRatio,i=this.hitCanvas.context.getImageData(Math.round(t.x*e),Math.round(t.y*e),1,1).data,n=i[3];if(255===n){const t=g._rgbToHex(i[0],i[1],i[2]),e=Bt["#"+t];return e?{shape:e}:{antialiased:!0}}return n>0?{antialiased:!0}:{}}drawScene(t,e){const i=this.getLayer(),n=t||i&&i.getCanvas();return this._fire("beforeDraw",{node:this}),this.clearBeforeDraw()&&n.getContext().clear(),Q.prototype.drawScene.call(this,n,e),this._fire("draw",{node:this}),this}drawHit(t,e){const i=this.getLayer(),n=t||i&&i.hitCanvas;return i&&i.clearBeforeDraw()&&i.getHitCanvas().getContext().clear(),Q.prototype.drawHit.call(this,n,e),this}enableHitGraph(){return this.hitGraphEnabled(!0),this}disableHitGraph(){return this.hitGraphEnabled(!1),this}setHitGraphEnabled(t){g.warn("hitGraphEnabled method is deprecated. Please use layer.listening() instead."),this.listening(t)}getHitGraphEnabled(t){return g.warn("hitGraphEnabled method is deprecated. Please use layer.listening() instead."),this.listening()}toggleHitCanvas(){if(!this.parent||!this.parent.content)return;const t=this.parent;!!this.hitCanvas._canvas.parentNode?t.content.removeChild(this.hitCanvas._canvas):t.content.appendChild(this.hitCanvas._canvas)}destroy(){return g.releaseCanvas(this.getNativeCanvasElement(),this.getHitCanvas()._canvas),super.destroy()}}zt.prototype.nodeType="Layer",n(zt),w.addGetterSetter(zt,"imageSmoothingEnabled",!0),w.addGetterSetter(zt,"clearBeforeDraw",!0),w.addGetterSetter(zt,"hitGraphEnabled",!0,x());class Yt extends zt{constructor(t){super(t),this.listening(!1),g.warn('Konva.Fast layer is deprecated. Please use "new Konva.Layer({ listening: false })" instead.')}}Yt.prototype.nodeType="FastLayer",n(Yt);class Xt extends Q{_validateAdd(t){const e=t.getType();"Group"!==e&&"Shape"!==e&&g.throw("You may only add groups and shapes to groups.")}}Xt.prototype.nodeType="Group",n(Xt);const jt=e.performance&&e.performance.now?function(){return e.performance.now()}:function(){return(new Date).getTime()};class qt{constructor(t,e){this.id=qt.animIdCounter++,this.frame={time:0,timeDiff:0,lastTime:jt(),frameRate:0},this.func=t,this.setLayers(e)}setLayers(t){let e=[];return t&&(e=Array.isArray(t)?t:[t]),this.layers=e,this}getLayers(){return this.layers}addLayer(t){const e=this.layers,i=e.length;for(let n=0;n<i;n++)if(e[n]._id===t._id)return!1;return this.layers.push(t),!0}isRunning(){const t=qt.animations,e=t.length;for(let i=0;i<e;i++)if(t[i].id===this.id)return!0;return!1}start(){return this.stop(),this.frame.timeDiff=0,this.frame.lastTime=jt(),qt._addAnimation(this),this}stop(){return qt._removeAnimation(this),this}_updateFrameObject(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}static _addAnimation(t){this.animations.push(t),this._handleAnimation()}static _removeAnimation(t){const e=t.id,i=this.animations,n=i.length;for(let t=0;t<n;t++)if(i[t].id===e){this.animations.splice(t,1);break}}static _runFrames(){const t={},e=this.animations;for(let i=0;i<e.length;i++){const n=e[i],s=n.layers,r=n.func;n._updateFrameObject(jt());const a=s.length;let o;if(o=!r||!1!==r.call(n,n.frame),o)for(let e=0;e<a;e++){const i=s[e];void 0!==i._id&&(t[i._id]=i)}}for(const e in t)t.hasOwnProperty(e)&&t[e].batchDraw()}static _animationLoop(){const t=qt;t.animations.length?(t._runFrames(),g.requestAnimFrame(t._animationLoop)):t.animRunning=!1}static _handleAnimation(){this.animRunning||(this.animRunning=!0,g.requestAnimFrame(this._animationLoop))}}qt.animations=[],qt.animIdCounter=0,qt.animRunning=!1;let Ut={node:1,duration:1,easing:1,onFinish:1,yoyo:1},Vt=0,Kt=["fill","stroke","shadowColor"];class Qt{constructor(t,e,i,n,s,r,a){this.prop=t,this.propFunc=e,this.begin=n,this._pos=n,this.duration=r,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=s-this.begin,this.pause()}fire(t){const e=this[t];e&&e()}setTime(t){t>this.duration?this.yoyo?(this._time=this.duration,this.reverse()):this.finish():t<0?this.yoyo?(this._time=0,this.play()):this.reset():(this._time=t,this.update())}getTime(){return this._time}setPosition(t){this.prevPos=this._pos,this.propFunc(t),this._pos=t}getPosition(t){return void 0===t&&(t=this._time),this.func(t,this.begin,this._change,this.duration)}play(){this.state=2,this._startTime=this.getTimer()-this._time,this.onEnterFrame(),this.fire("onPlay")}reverse(){this.state=3,this._time=this.duration-this._time,this._startTime=this.getTimer()-this._time,this.onEnterFrame(),this.fire("onReverse")}seek(t){this.pause(),this._time=t,this.update(),this.fire("onSeek")}reset(){this.pause(),this._time=0,this.update(),this.fire("onReset")}finish(){this.pause(),this._time=this.duration,this.update(),this.fire("onFinish")}update(){this.setPosition(this.getPosition(this._time)),this.fire("onUpdate")}onEnterFrame(){const t=this.getTimer()-this._startTime;2===this.state?this.setTime(t):3===this.state&&this.setTime(this.duration-t)}pause(){this.state=1,this.fire("onPause")}getTimer(){return(new Date).getTime()}}class Jt{constructor(t){let e,n,s=this,r=t.node,a=r._id,o=t.easing||$t.Linear,h=!!t.yoyo;e=void 0===t.duration?.3:0===t.duration?.001:t.duration,this.node=r,this._id=Vt++;const l=r.getLayer()||(r instanceof i.Stage?r.getLayers():null);for(n in l||g.error("Tween constructor have `node` that is not in a layer. Please add node into layer first."),this.anim=new qt((function(){s.tween.onEnterFrame()}),l),this.tween=new Qt(n,(function(t){s._tweenFunc(t)}),o,0,1,1e3*e,h),this._addListeners(),Jt.attrs[a]||(Jt.attrs[a]={}),Jt.attrs[a][this._id]||(Jt.attrs[a][this._id]={}),Jt.tweens[a]||(Jt.tweens[a]={}),t)void 0===Ut[n]&&this._addAttr(n,t[n]);this.reset(),this.onFinish=t.onFinish,this.onReset=t.onReset,this.onUpdate=t.onUpdate}_addAttr(t,e){let i,n,s,r,a,o,h,l,d=this.node,c=d._id;if(s=Jt.tweens[c][t],s&&delete Jt.attrs[c][s][t],i=d.getAttr(t),g._isArray(e))if(n=[],a=Math.max(e.length,i.length),"points"===t&&e.length!==i.length&&(e.length>i.length?(h=i,i=g._prepareArrayForTween(i,e,d.closed())):(o=e,e=g._prepareArrayForTween(e,i,d.closed()))),0===t.indexOf("fill"))for(r=0;r<a;r++)if(r%2==0)n.push(e[r]-i[r]);else{const t=g.colorToRGBA(i[r]);l=g.colorToRGBA(e[r]),i[r]=t,n.push({r:l.r-t.r,g:l.g-t.g,b:l.b-t.b,a:l.a-t.a})}else for(r=0;r<a;r++)n.push(e[r]-i[r]);else-1!==Kt.indexOf(t)?(i=g.colorToRGBA(i),l=g.colorToRGBA(e),n={r:l.r-i.r,g:l.g-i.g,b:l.b-i.b,a:l.a-i.a}):n=e-i;Jt.attrs[c][this._id][t]={start:i,diff:n,end:e,trueEnd:o,trueStart:h},Jt.tweens[c][t]=this._id}_tweenFunc(t){let e,i,n,s,r,a,o,h,l=this.node,d=Jt.attrs[l._id][this._id];for(e in d){if(i=d[e],n=i.start,s=i.diff,h=i.end,g._isArray(n))if(r=[],o=Math.max(n.length,h.length),0===e.indexOf("fill"))for(a=0;a<o;a++)a%2==0?r.push((n[a]||0)+s[a]*t):r.push("rgba("+Math.round(n[a].r+s[a].r*t)+","+Math.round(n[a].g+s[a].g*t)+","+Math.round(n[a].b+s[a].b*t)+","+(n[a].a+s[a].a*t)+")");else for(a=0;a<o;a++)r.push((n[a]||0)+s[a]*t);else r=-1!==Kt.indexOf(e)?"rgba("+Math.round(n.r+s.r*t)+","+Math.round(n.g+s.g*t)+","+Math.round(n.b+s.b*t)+","+(n.a+s.a*t)+")":n+s*t;l.setAttr(e,r)}}_addListeners(){this.tween.onPlay=()=>{this.anim.start()},this.tween.onReverse=()=>{this.anim.start()},this.tween.onPause=()=>{this.anim.stop()},this.tween.onFinish=()=>{const t=this.node,e=Jt.attrs[t._id][this._id];e.points&&e.points.trueEnd&&t.setAttr("points",e.points.trueEnd),this.onFinish&&this.onFinish.call(this)},this.tween.onReset=()=>{const t=this.node,e=Jt.attrs[t._id][this._id];e.points&&e.points.trueStart&&t.points(e.points.trueStart),this.onReset&&this.onReset()},this.tween.onUpdate=()=>{this.onUpdate&&this.onUpdate.call(this)}}play(){return this.tween.play(),this}reverse(){return this.tween.reverse(),this}reset(){return this.tween.reset(),this}seek(t){return this.tween.seek(1e3*t),this}pause(){return this.tween.pause(),this}finish(){return this.tween.finish(),this}destroy(){let t,e=this.node._id,i=this._id,n=Jt.tweens[e];for(t in this.pause(),n)delete Jt.tweens[e][t];delete Jt.attrs[e][i]}}Jt.attrs={},Jt.tweens={},V.prototype.to=function(t){const e=t.onFinish;t.node=this,t.onFinish=function(){this.destroy(),e&&e()};new Jt(t).play()};const $t={BackEaseIn(t,e,i,n){const s=1.70158;return i*(t/=n)*t*((s+1)*t-s)+e},BackEaseOut(t,e,i,n){const s=1.70158;return i*((t=t/n-1)*t*((s+1)*t+s)+1)+e},BackEaseInOut(t,e,i,n){let s=1.70158;return(t/=n/2)<1?i/2*(t*t*((1+(s*=1.525))*t-s))+e:i/2*((t-=2)*t*((1+(s*=1.525))*t+s)+2)+e},ElasticEaseIn(t,e,i,n,s,r){let a=0;return 0===t?e:1==(t/=n)?e+i:(r||(r=.3*n),!s||s<Math.abs(i)?(s=i,a=r/4):a=r/(2*Math.PI)*Math.asin(i/s),-s*Math.pow(2,10*(t-=1))*Math.sin((t*n-a)*(2*Math.PI)/r)+e)},ElasticEaseOut(t,e,i,n,s,r){let a=0;return 0===t?e:1==(t/=n)?e+i:(r||(r=.3*n),!s||s<Math.abs(i)?(s=i,a=r/4):a=r/(2*Math.PI)*Math.asin(i/s),s*Math.pow(2,-10*t)*Math.sin((t*n-a)*(2*Math.PI)/r)+i+e)},ElasticEaseInOut(t,e,i,n,s,r){let a=0;return 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te extends Nt{_sceneFunc(t){const e=i.getAngle(this.angle()),n=this.clockwise();t.beginPath(),t.arc(0,0,this.outerRadius(),0,e,n),t.arc(0,0,this.innerRadius(),e,0,!n),t.closePath(),t.fillStrokeShape(this)}getWidth(){return 2*this.outerRadius()}getHeight(){return 2*this.outerRadius()}setWidth(t){this.outerRadius(t/2)}setHeight(t){this.outerRadius(t/2)}getSelfRect(){const t=this.innerRadius(),e=this.outerRadius(),n=this.clockwise(),s=i.getAngle(n?360-this.angle():this.angle()),r=Math.cos(Math.min(s,Math.PI)),a=Math.sin(Math.min(Math.max(Math.PI,s),3*Math.PI/2)),o=Math.sin(Math.min(s,Math.PI/2)),h=r*(r>0?t:e),l=a*(a>0?t:e),d=o*(o>0?e:t);return{x:h,y:n?-1*d:l,width:1*e-h,height:d-l}}}function ee(t,e,i,n,s,r,a){const o=Math.sqrt(Math.pow(i-t,2)+Math.pow(n-e,2)),h=Math.sqrt(Math.pow(s-i,2)+Math.pow(r-n,2)),l=a*o/(o+h),d=a*h/(o+h);return[i-l*(s-t),n-l*(r-e),i+d*(s-t),n+d*(r-e)]}function ie(t,e){const i=t.length,n=[];for(let s=2;s<i-2;s+=2){const 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t=[];this.dataArray.forEach((function(e){if("A"===e.command){const i=e.points[4],n=e.points[5],s=e.points[4]+n;let r=Math.PI/180;if(Math.abs(i-s)<r&&(r=Math.abs(i-s)),n<0)for(let n=i-r;n>s;n-=r){const i=ge.getPointOnEllipticalArc(e.points[0],e.points[1],e.points[2],e.points[3],n,0);t.push(i.x,i.y)}else for(let n=i+r;n<s;n+=r){const i=ge.getPointOnEllipticalArc(e.points[0],e.points[1],e.points[2],e.points[3],n,0);t.push(i.x,i.y)}}else if("C"===e.command)for(let i=0;i<=1;i+=.01){const n=ge.getPointOnCubicBezier(i,e.start.x,e.start.y,e.points[0],e.points[1],e.points[2],e.points[3],e.points[4],e.points[5]);t.push(n.x,n.y)}else t=t.concat(e.points)}));let e,i,n=t[0],s=t[0],r=t[1],a=t[1];for(let o=0;o<t.length/2;o++)e=t[2*o],i=t[2*o+1],isNaN(e)||(n=Math.min(n,e),s=Math.max(s,e)),isNaN(i)||(r=Math.min(r,i),a=Math.max(a,i));return{x:n,y:r,width:s-n,height:a-r}}getLength(){return this.pathLength}getPointAtLength(t){return ge.getPointAtLengthOfDataArray(t,this.dataArray)}static getLineLength(t,e,i,n){return Math.sqrt((i-t)*(i-t)+(n-e)*(n-e))}static getPathLength(t){let e=0;for(let i=0;i<t.length;++i)e+=t[i].pathLength;return e}static getPointAtLengthOfDataArray(t,e){let i,n=0,s=e.length;if(!s)return null;for(;n<s&&t>e[n].pathLength;)t-=e[n].pathLength,++n;if(n===s)return i=e[n-1].points.slice(-2),{x:i[0],y:i[1]};if(t<.01)return i=e[n].points.slice(0,2),{x:i[0],y:i[1]};const r=e[n],a=r.points;switch(r.command){case"L":return ge.getPointOnLine(t,r.start.x,r.start.y,a[0],a[1]);case"C":return ge.getPointOnCubicBezier(ce(t,ge.getPathLength(e),(t=>oe([r.start.x,a[0],a[2],a[4]],[r.start.y,a[1],a[3],a[5]],t))),r.start.x,r.start.y,a[0],a[1],a[2],a[3],a[4],a[5]);case"Q":return ge.getPointOnQuadraticBezier(ce(t,ge.getPathLength(e),(t=>he([r.start.x,a[0],a[2]],[r.start.y,a[1],a[3]],t))),r.start.x,r.start.y,a[0],a[1],a[2],a[3]);case"A":var o=a[0],h=a[1],l=a[2],d=a[3],c=a[4],g=a[5],u=a[6];return c+=g*t/r.pathLength,ge.getPointOnEllipticalArc(o,h,l,d,c,u)}return null}static getPointOnLine(t,e,i,n,s,r,a){r=null!=r?r:e,a=null!=a?a:i;const o=this.getLineLength(e,i,n,s);if(o<1e-10)return{x:e,y:i};if(n===e)return{x:r,y:a+(s>i?t:-t)};const h=(s-i)/(n-e),l=Math.sqrt(t*t/(1+h*h))*(n<e?-1:1),d=h*l;if(Math.abs(a-i-h*(r-e))<1e-10)return{x:r+l,y:a+d};const c=((r-e)*(n-e)+(a-i)*(s-i))/(o*o),g=e+c*(n-e),u=i+c*(s-i),f=this.getLineLength(r,a,g,u),p=Math.sqrt(t*t-f*f),m=Math.sqrt(p*p/(1+h*h))*(n<e?-1:1);return{x:g+m,y:u+h*m}}static getPointOnCubicBezier(t,e,i,n,s,r,a,o,h){function l(t){return t*t*t}function d(t){return 3*t*t*(1-t)}function c(t){return 3*t*(1-t)*(1-t)}function g(t){return(1-t)*(1-t)*(1-t)}return{x:o*l(t)+r*d(t)+n*c(t)+e*g(t),y:h*l(t)+a*d(t)+s*c(t)+i*g(t)}}static getPointOnQuadraticBezier(t,e,i,n,s,r,a){function o(t){return t*t}function h(t){return 2*t*(1-t)}function l(t){return(1-t)*(1-t)}return{x:r*o(t)+n*h(t)+e*l(t),y:a*o(t)+s*h(t)+i*l(t)}}static getPointOnEllipticalArc(t,e,i,n,s,r){const a=Math.cos(r),o=Math.sin(r),h=i*Math.cos(s),l=n*Math.sin(s);return{x:t+(h*a-l*o),y:e+(h*o+l*a)}}static parsePathData(t){if(!t)return[];let e=t;const 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]);const s=e.split("|"),r=[],a=[];let o=0,h=0;const l=/([-+]?((\d+\.\d+)|((\d+)|(\.\d+)))(?:e[-+]?\d+)?)/gi;let d;for(n=1;n<s.length;n++){let t=s[n],e=t.charAt(0);for(t=t.slice(1),a.length=0;d=l.exec(t);)a.push(d[0]);const i=[];for(let t=0,e=a.length;t<e;t++){if("00"===a[t]){i.push(0,0);continue}const e=parseFloat(a[t]);isNaN(e)?i.push(0):i.push(e)}for(;i.length>0&&!isNaN(i[0]);){let t="",n=[];const s=o,a=h;var c,g,u,f,p,m,_,y,v,x;switch(e){case"l":o+=i.shift(),h+=i.shift(),t="L",n.push(o,h);break;case"L":o=i.shift(),h=i.shift(),n.push(o,h);break;case"m":var b=i.shift(),S=i.shift();if(o+=b,h+=S,t="M",r.length>2&&"z"===r[r.length-1].command)for(let t=r.length-2;t>=0;t--)if("M"===r[t].command){o=r[t].points[0]+b,h=r[t].points[1]+S;break}n.push(o,h),e="l";break;case"M":o=i.shift(),h=i.shift(),t="M",n.push(o,h),e="L";break;case"h":o+=i.shift(),t="L",n.push(o,h);break;case"H":o=i.shift(),t="L",n.push(o,h);break;case"v":h+=i.shift(),t="L",n.push(o,h);break;case"V":h=i.shift(),t="L",n.push(o,h);break;case"C":n.push(i.shift(),i.shift(),i.shift(),i.shift()),o=i.shift(),h=i.shift(),n.push(o,h);break;case"c":n.push(o+i.shift(),h+i.shift(),o+i.shift(),h+i.shift()),o+=i.shift(),h+=i.shift(),t="C",n.push(o,h);break;case"S":g=o,u=h,"C"===(c=r[r.length-1]).command&&(g=o+(o-c.points[2]),u=h+(h-c.points[3])),n.push(g,u,i.shift(),i.shift()),o=i.shift(),h=i.shift(),t="C",n.push(o,h);break;case"s":g=o,u=h,"C"===(c=r[r.length-1]).command&&(g=o+(o-c.points[2]),u=h+(h-c.points[3])),n.push(g,u,o+i.shift(),h+i.shift()),o+=i.shift(),h+=i.shift(),t="C",n.push(o,h);break;case"Q":n.push(i.shift(),i.shift()),o=i.shift(),h=i.shift(),n.push(o,h);break;case"q":n.push(o+i.shift(),h+i.shift()),o+=i.shift(),h+=i.shift(),t="Q",n.push(o,h);break;case"T":g=o,u=h,"Q"===(c=r[r.length-1]).command&&(g=o+(o-c.points[0]),u=h+(h-c.points[1])),o=i.shift(),h=i.shift(),t="Q",n.push(g,u,o,h);break;case"t":g=o,u=h,"Q"===(c=r[r.length-1]).command&&(g=o+(o-c.points[0]),u=h+(h-c.points[1])),o+=i.shift(),h+=i.shift(),t="Q",n.push(g,u,o,h);break;case"A":f=i.shift(),p=i.shift(),m=i.shift(),_=i.shift(),y=i.shift(),v=o,x=h,o=i.shift(),h=i.shift(),t="A",n=this.convertEndpointToCenterParameterization(v,x,o,h,_,y,f,p,m);break;case"a":f=i.shift(),p=i.shift(),m=i.shift(),_=i.shift(),y=i.shift(),v=o,x=h,o+=i.shift(),h+=i.shift(),t="A",n=this.convertEndpointToCenterParameterization(v,x,o,h,_,y,f,p,m)}r.push({command:t||e,points:n,start:{x:s,y:a},pathLength:this.calcLength(s,a,t||e,n)})}"z"!==e&&"Z"!==e||r.push({command:"z",points:[],start:void 0,pathLength:0})}return r}static calcLength(t,e,i,n){let s,r,a,o;const h=ge;switch(i){case"L":return h.getLineLength(t,e,n[0],n[1]);case"C":return oe([t,n[0],n[2],n[4]],[e,n[1],n[3],n[5]],1);case"Q":return he([t,n[0],n[2]],[e,n[1],n[3]],1);case"A":s=0;var l=n[4],d=n[5],c=n[4]+d,g=Math.PI/180;if(Math.abs(l-c)<g&&(g=Math.abs(l-c)),r=h.getPointOnEllipticalArc(n[0],n[1],n[2],n[3],l,0),d<0)for(o=l-g;o>c;o-=g)a=h.getPointOnEllipticalArc(n[0],n[1],n[2],n[3],o,0),s+=h.getLineLength(r.x,r.y,a.x,a.y),r=a;else for(o=l+g;o<c;o+=g)a=h.getPointOnEllipticalArc(n[0],n[1],n[2],n[3],o,0),s+=h.getLineLength(r.x,r.y,a.x,a.y),r=a;return a=h.getPointOnEllipticalArc(n[0],n[1],n[2],n[3],c,0),s+=h.getLineLength(r.x,r.y,a.x,a.y),s}return 0}static convertEndpointToCenterParameterization(t,e,i,n,s,r,a,o,h){const l=h*(Math.PI/180),d=Math.cos(l)*(t-i)/2+Math.sin(l)*(e-n)/2,c=-1*Math.sin(l)*(t-i)/2+Math.cos(l)*(e-n)/2,g=d*d/(a*a)+c*c/(o*o);g>1&&(a*=Math.sqrt(g),o*=Math.sqrt(g));let u=Math.sqrt((a*a*(o*o)-a*a*(c*c)-o*o*(d*d))/(a*a*(c*c)+o*o*(d*d)));s===r&&(u*=-1),isNaN(u)&&(u=0);const f=u*a*c/o,p=u*-o*d/a,m=(t+i)/2+Math.cos(l)*f-Math.sin(l)*p,_=(e+n)/2+Math.sin(l)*f+Math.cos(l)*p,y=function(t){return Math.sqrt(t[0]*t[0]+t[1]*t[1])},v=function(t,e){return(t[0]*e[0]+t[1]*e[1])/(y(t)*y(e))},x=function(t,e){return(t[0]*e[1]<t[1]*e[0]?-1:1)*Math.acos(v(t,e))},b=x([1,0],[(d-f)/a,(c-p)/o]),S=[(d-f)/a,(c-p)/o],w=[(-1*d-f)/a,(-1*c-p)/o];let C=x(S,w);return v(S,w)<=-1&&(C=Math.PI),v(S,w)>=1&&(C=0),0===r&&C>0&&(C-=2*Math.PI),1===r&&C<0&&(C+=2*Math.PI),[m,_,a,o,b,C,l,r]}}ge.prototype.className="Path",ge.prototype._attrsAffectingSize=["data"],n(ge),w.addGetterSetter(ge,"data");class ue extends ne{_sceneFunc(t){super._sceneFunc(t);const e=2*Math.PI,i=this.points();let n=i;const s=0!==this.tension()&&i.length>4;s&&(n=this.getTensionPoints());const r=this.pointerLength(),a=i.length;let o,h;if(s){const t=[n[n.length-4],n[n.length-3],n[n.length-2],n[n.length-1],i[a-2],i[a-1]],e=ge.calcLength(n[n.length-4],n[n.length-3],"C",t),s=ge.getPointOnQuadraticBezier(Math.min(1,1-r/e),t[0],t[1],t[2],t[3],t[4],t[5]);o=i[a-2]-s.x,h=i[a-1]-s.y}else o=i[a-2]-i[a-4],h=i[a-1]-i[a-3];const l=(Math.atan2(h,o)+e)%e,d=this.pointerWidth();this.pointerAtEnding()&&(t.save(),t.beginPath(),t.translate(i[a-2],i[a-1]),t.rotate(l),t.moveTo(0,0),t.lineTo(-r,d/2),t.lineTo(-r,-d/2),t.closePath(),t.restore(),this.__fillStroke(t)),this.pointerAtBeginning()&&(t.save(),t.beginPath(),t.translate(i[0],i[1]),s?(o=(n[0]+n[2])/2-i[0],h=(n[1]+n[3])/2-i[1]):(o=i[2]-i[0],h=i[3]-i[1]),t.rotate((Math.atan2(-h,-o)+e)%e),t.moveTo(0,0),t.lineTo(-r,d/2),t.lineTo(-r,-d/2),t.closePath(),t.restore(),this.__fillStroke(t))}__fillStroke(t){const e=this.dashEnabled();e&&(this.attrs.dashEnabled=!1,t.setLineDash([])),t.fillStrokeShape(this),e&&(this.attrs.dashEnabled=!0)}getSelfRect(){const t=super.getSelfRect(),e=this.pointerWidth()/2;return{x:t.x-e,y:t.y-e,width:t.width+2*e,height:t.height+2*e}}}ue.prototype.className="Arrow",n(ue),w.addGetterSetter(ue,"pointerLength",10,p()),w.addGetterSetter(ue,"pointerWidth",10,p()),w.addGetterSetter(ue,"pointerAtBeginning",!1),w.addGetterSetter(ue,"pointerAtEnding",!0);class fe extends Nt{_sceneFunc(t){t.beginPath(),t.arc(0,0,this.attrs.radius||0,0,2*Math.PI,!1),t.closePath(),t.fillStrokeShape(this)}getWidth(){return 2*this.radius()}getHeight(){return 2*this.radius()}setWidth(t){this.radius()!==t/2&&this.radius(t/2)}setHeight(t){this.radius()!==t/2&&this.radius(t/2)}}fe.prototype._centroid=!0,fe.prototype.className="Circle",fe.prototype._attrsAffectingSize=["radius"],n(fe),w.addGetterSetter(fe,"radius",0,p());class pe extends Nt{_sceneFunc(t){const 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)}getWidth(){return 2*this.radiusX()}getHeight(){return 2*this.radiusY()}setWidth(t){this.radiusX(t/2)}setHeight(t){this.radiusY(t/2)}}pe.prototype.className="Ellipse",pe.prototype._centroid=!0,pe.prototype._attrsAffectingSize=["radiusX","radiusY"],n(pe),w.addComponentsGetterSetter(pe,"radius",["x","y"]),w.addGetterSetter(pe,"radiusX",0,p()),w.addGetterSetter(pe,"radiusY",0,p());class me extends Nt{constructor(t){super(t),this.on("imageChange.konva",(()=>{this._setImageLoad()})),this._setImageLoad()}_setImageLoad(){const t=this.image();t&&t.complete||t&&4===t.readyState||t&&t.addEventListener&&t.addEventListener("load",(()=>{this._requestDraw()}))}_useBufferCanvas(){const t=!!this.cornerRadius(),e=this.hasShadow();return!(!t||!e)||super._useBufferCanvas(!0)}_sceneFunc(t){const e=this.getWidth(),i=this.getHeight(),n=this.cornerRadius(),s=this.attrs.image;let r;if(s){const t=this.attrs.cropWidth,n=this.attrs.cropHeight;r=t&&n?[s,this.cropX(),this.cropY(),t,n,0,0,e,i]:[s,0,0,e,i]}(this.hasFill()||this.hasStroke()||n)&&(t.beginPath(),n?g.drawRoundedRectPath(t,e,i,n):t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)),s&&(n&&t.clip(),t.drawImage.apply(t,r))}_hitFunc(t){const e=this.width(),i=this.height(),n=this.cornerRadius();t.beginPath(),n?g.drawRoundedRectPath(t,e,i,n):t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)}getWidth(){var t,e;return null!==(t=this.attrs.width)&&void 0!==t?t:null===(e=this.image())||void 0===e?void 0:e.width}getHeight(){var t,e;return null!==(t=this.attrs.height)&&void 0!==t?t:null===(e=this.image())||void 0===e?void 0:e.height}static fromURL(t,e,i=null){const n=g.createImageElement();n.onload=function(){const t=new me({image:n});e(t)},n.onerror=i,n.crossOrigin="Anonymous",n.src=t}}me.prototype.className="Image",n(me),w.addGetterSetter(me,"cornerRadius",0,m(4)),w.addGetterSetter(me,"image"),w.addComponentsGetterSetter(me,"crop",["x","y","width","height"]),w.addGetterSetter(me,"cropX",0,p()),w.addGetterSetter(me,"cropY",0,p()),w.addGetterSetter(me,"cropWidth",0,p()),w.addGetterSetter(me,"cropHeight",0,p());const _e=["fontFamily","fontSize","fontStyle","padding","lineHeight","text","width","height","pointerDirection","pointerWidth","pointerHeight"],ye="up",ve="right",xe="down",be="left",Se=_e.length;class we extends Xt{constructor(t){super(t),this.on("add.konva",(function(t){this._addListeners(t.child),this._sync()}))}getText(){return this.find("Text")[0]}getTag(){return this.find("Tag")[0]}_addListeners(t){let e,i=this;const n=function(){i._sync()};for(e=0;e<Se;e++)t.on(_e[e]+"Change.konva",n)}getWidth(){return this.getText().width()}getHeight(){return this.getText().height()}_sync(){let t,e,i,n,s,r,a,o=this.getText(),h=this.getTag();if(o&&h){switch(t=o.width(),e=o.height(),i=h.pointerDirection(),n=h.pointerWidth(),a=h.pointerHeight(),s=0,r=0,i){case ye:s=t/2,r=-1*a;break;case ve:s=t+n,r=e/2;break;case xe:s=t/2,r=e+a;break;case be:s=-1*n,r=e/2}h.setAttrs({x:-1*s,y:-1*r,width:t,height:e}),o.setAttrs({x:-1*s,y:-1*r})}}}we.prototype.className="Label",n(we);class Ce extends Nt{_sceneFunc(t){const e=this.width(),i=this.height(),n=this.pointerDirection(),s=this.pointerWidth(),r=this.pointerHeight(),a=this.cornerRadius();let o=0,h=0,l=0,d=0;"number"==typeof a?o=h=l=d=Math.min(a,e/2,i/2):(o=Math.min(a[0]||0,e/2,i/2),h=Math.min(a[1]||0,e/2,i/2),d=Math.min(a[2]||0,e/2,i/2),l=Math.min(a[3]||0,e/2,i/2)),t.beginPath(),t.moveTo(o,0),n===ye&&(t.lineTo((e-s)/2,0),t.lineTo(e/2,-1*r),t.lineTo((e+s)/2,0)),t.lineTo(e-h,0),t.arc(e-h,h,h,3*Math.PI/2,0,!1),n===ve&&(t.lineTo(e,(i-r)/2),t.lineTo(e+s,i/2),t.lineTo(e,(i+r)/2)),t.lineTo(e,i-d),t.arc(e-d,i-d,d,0,Math.PI/2,!1),n===xe&&(t.lineTo((e+s)/2,i),t.lineTo(e/2,i+r),t.lineTo((e-s)/2,i)),t.lineTo(l,i),t.arc(l,i-l,l,Math.PI/2,Math.PI,!1),n===be&&(t.lineTo(0,(i+r)/2),t.lineTo(-1*s,i/2),t.lineTo(0,(i-r)/2)),t.lineTo(0,o),t.arc(o,o,o,Math.PI,3*Math.PI/2,!1),t.closePath(),t.fillStrokeShape(this)}getSelfRect(){let t=0,e=0,i=this.pointerWidth(),n=this.pointerHeight(),s=this.pointerDirection(),r=this.width(),a=this.height();return s===ye?(e-=n,a+=n):s===xe?a+=n:s===be?(t-=1.5*i,r+=i):s===ve&&(r+=1.5*i),{x:t,y:e,width:r,height:a}}}Ce.prototype.className="Tag",n(Ce),w.addGetterSetter(Ce,"pointerDirection","none"),w.addGetterSetter(Ce,"pointerWidth",0,p()),w.addGetterSetter(Ce,"pointerHeight",0,p()),w.addGetterSetter(Ce,"cornerRadius",0,m(4));class Pe extends Nt{_sceneFunc(t){const e=this.cornerRadius(),i=this.width(),n=this.height();t.beginPath(),e?g.drawRoundedRectPath(t,i,n,e):t.rect(0,0,i,n),t.closePath(),t.fillStrokeShape(this)}}Pe.prototype.className="Rect",n(Pe),w.addGetterSetter(Pe,"cornerRadius",0,m(4));class ke extends Nt{_sceneFunc(t){const e=this._getPoints();t.beginPath(),t.moveTo(e[0].x,e[0].y);for(let i=1;i<e.length;i++)t.lineTo(e[i].x,e[i].y);t.closePath(),t.fillStrokeShape(this)}_getPoints(){const t=this.attrs.sides,e=this.attrs.radius||0,i=[];for(let n=0;n<t;n++)i.push({x:e*Math.sin(2*n*Math.PI/t),y:-1*e*Math.cos(2*n*Math.PI/t)});return i}getSelfRect(){const t=this._getPoints();let e=t[0].x,i=t[0].y,n=t[0].x,s=t[0].y;return t.forEach((t=>{e=Math.min(e,t.x),i=Math.max(i,t.x),n=Math.min(n,t.y),s=Math.max(s,t.y)})),{x:e,y:n,width:i-e,height:s-n}}getWidth(){return 2*this.radius()}getHeight(){return 2*this.radius()}setWidth(t){this.radius(t/2)}setHeight(t){this.radius(t/2)}}ke.prototype.className="RegularPolygon",ke.prototype._centroid=!0,ke.prototype._attrsAffectingSize=["radius"],n(ke),w.addGetterSetter(ke,"radius",0,p()),w.addGetterSetter(ke,"sides",0,p());const Ae=2*Math.PI;class Te extends Nt{_sceneFunc(t){t.beginPath(),t.arc(0,0,this.innerRadius(),0,Ae,!1),t.moveTo(this.outerRadius(),0),t.arc(0,0,this.outerRadius(),Ae,0,!0),t.closePath(),t.fillStrokeShape(this)}getWidth(){return 2*this.outerRadius()}getHeight(){return 2*this.outerRadius()}setWidth(t){this.outerRadius(t/2)}setHeight(t){this.outerRadius(t/2)}}Te.prototype.className="Ring",Te.prototype._centroid=!0,Te.prototype._attrsAffectingSize=["innerRadius","outerRadius"],n(Te),w.addGetterSetter(Te,"innerRadius",0,p()),w.addGetterSetter(Te,"outerRadius",0,p());class Me extends Nt{constructor(t){super(t),this._updated=!0,this.anim=new qt((()=>{const t=this._updated;return this._updated=!1,t})),this.on("animationChange.konva",(function(){this.frameIndex(0)})),this.on("frameIndexChange.konva",(function(){this._updated=!0})),this.on("frameRateChange.konva",(function(){this.anim.isRunning()&&(clearInterval(this.interval),this._setInterval())}))}_sceneFunc(t){const e=this.animation(),i=this.frameIndex(),n=4*i,s=this.animations()[e],r=this.frameOffsets(),a=s[n+0],o=s[n+1],h=s[n+2],l=s[n+3],d=this.image();if((this.hasFill()||this.hasStroke())&&(t.beginPath(),t.rect(0,0,h,l),t.closePath(),t.fillStrokeShape(this)),d)if(r){const n=r[e],s=2*i;t.drawImage(d,a,o,h,l,n[s+0],n[s+1],h,l)}else t.drawImage(d,a,o,h,l,0,0,h,l)}_hitFunc(t){const e=this.animation(),i=this.frameIndex(),n=4*i,s=this.animations()[e],r=this.frameOffsets(),a=s[n+2],o=s[n+3];if(t.beginPath(),r){const n=r[e],s=2*i;t.rect(n[s+0],n[s+1],a,o)}else t.rect(0,0,a,o);t.closePath(),t.fillShape(this)}_useBufferCanvas(){return super._useBufferCanvas(!0)}_setInterval(){const t=this;this.interval=setInterval((function(){t._updateIndex()}),1e3/this.frameRate())}start(){if(this.isRunning())return;const t=this.getLayer();this.anim.setLayers(t),this._setInterval(),this.anim.start()}stop(){this.anim.stop(),clearInterval(this.interval)}isRunning(){return this.anim.isRunning()}_updateIndex(){const t=this.frameIndex(),e=this.animation();t<this.animations()[e].length/4-1?this.frameIndex(t+1):this.frameIndex(0)}}Me.prototype.className="Sprite",n(Me),w.addGetterSetter(Me,"animation"),w.addGetterSetter(Me,"animations"),w.addGetterSetter(Me,"frameOffsets"),w.addGetterSetter(Me,"image"),w.addGetterSetter(Me,"frameIndex",0,p()),w.addGetterSetter(Me,"frameRate",17,p()),w.backCompat(Me,{index:"frameIndex",getIndex:"getFrameIndex",setIndex:"setFrameIndex"});class Ge extends Nt{_sceneFunc(t){const e=this.innerRadius(),i=this.outerRadius(),n=this.numPoints();t.beginPath(),t.moveTo(0,0-i);for(let s=1;s<2*n;s++){const r=s%2==0?i:e,a=r*Math.sin(s*Math.PI/n),o=-1*r*Math.cos(s*Math.PI/n);t.lineTo(a,o)}t.closePath(),t.fillStrokeShape(this)}getWidth(){return 2*this.outerRadius()}getHeight(){return 2*this.outerRadius()}setWidth(t){this.outerRadius(t/2)}setHeight(t){this.outerRadius(t/2)}}function Re(t){return[...t].reduce(((t,e,i,n)=>(/\p{Emoji_Modifier_Base}\p{Emoji_Modifier}?(?:\u200D\p{Emoji_Presentation})+/u.test(e)?t.push(e):/\p{Regional_Indicator}{2}/u.test(e+(n[i+1]||""))?t.push(e+n[i+1]):i>0&&/\p{Mn}|\p{Me}|\p{Mc}/u.test(e)?t[t.length-1]+=e:t.push(e),t)),[])}Ge.prototype.className="Star",Ge.prototype._centroid=!0,Ge.prototype._attrsAffectingSize=["innerRadius","outerRadius"],n(Ge),w.addGetterSetter(Ge,"numPoints",5,p()),w.addGetterSetter(Ge,"innerRadius",0,p()),w.addGetterSetter(Ge,"outerRadius",0,p());const Ee="auto",De="inherit",Le="justify",Ie="left",Oe="middle",Fe="normal",Be=" ",Ne="none",He=["direction","fontFamily","fontSize","fontStyle","fontVariant","padding","align","verticalAlign","lineHeight","text","width","height","wrap","ellipsis","letterSpacing"],We=He.length;let ze;function Ye(){return ze||(ze=g.createCanvasElement().getContext("2d"),ze)}class Xe extends Nt{constructor(t){super(function(t){return(t=t||{}).fillLinearGradientColorStops||t.fillRadialGradientColorStops||t.fillPatternImage||(t.fill=t.fill||"black"),t}(t)),this._partialTextX=0,this._partialTextY=0;for(let t=0;t<We;t++)this.on(He[t]+"Change.konva",this._setTextData);this._setTextData()}_sceneFunc(t){const e=this.textArr,n=e.length;if(!this.text())return;let s,r=this.padding(),a=this.fontSize(),o=this.lineHeight()*a,h=this.verticalAlign(),l=this.direction(),d=0,c=this.align(),g=this.getWidth(),u=this.letterSpacing(),f=this.fill(),p=this.textDecoration(),m=-1!==p.indexOf("underline"),_=-1!==p.indexOf("line-through");l=l===De?t.direction:l;let y=o/2,v=Oe;if(i._fixTextRendering){const t=this.measureSize("M");v="alphabetic",y=(t.fontBoundingBoxAscent-t.fontBoundingBoxDescent)/2+o/2}var x=0,b=0;for("rtl"===l&&t.setAttr("direction",l),t.setAttr("font",this._getContextFont()),t.setAttr("textBaseline",v),t.setAttr("textAlign",Ie),h===Oe?d=(this.getHeight()-n*o-2*r)/2:"bottom"===h&&(d=this.getHeight()-n*o-2*r),t.translate(r,d+r),s=0;s<n;s++){x=0,b=0;var S,w,C,P=e[s],k=P.text,A=P.width,T=P.lastInParagraph;if(t.save(),"right"===c?x+=g-A-2*r:"center"===c&&(x+=(g-A-2*r)/2),m){t.save(),t.beginPath();const e=x,n=y+b+(i._fixTextRendering?Math.round(a/4):Math.round(a/2));t.moveTo(e,n),w=0===(S=k.split(" ").length-1),C=c!==Le||T?A:g-2*r,t.lineTo(e+Math.round(C),n),t.lineWidth=a/15;const s=this._getLinearGradient();t.strokeStyle=s||f,t.stroke(),t.restore()}if(_){t.save(),t.beginPath();const e=i._fixTextRendering?-Math.round(a/4):0;t.moveTo(x,y+b+e),w=0===(S=k.split(" ").length-1),C=c===Le&&T&&!w?g-2*r:A,t.lineTo(x+Math.round(C),y+b+e),t.lineWidth=a/15;const n=this._getLinearGradient();t.strokeStyle=n||f,t.stroke(),t.restore()}if("rtl"===l||0===u&&c!==Le)0!==u&&t.setAttr("letterSpacing",`${u}px`),this._partialTextX=x,this._partialTextY=y+b,this._partialText=k,t.fillStrokeShape(this);else{S=k.split(" ").length-1;const e=Re(k);for(let i=0;i<e.length;i++){const n=e[i];" "!==n||T||c!==Le||(x+=(g-2*r-A)/S),this._partialTextX=x,this._partialTextY=y+b,this._partialText=n,t.fillStrokeShape(this),x+=this.measureSize(n).width+u}}t.restore(),n>1&&(y+=o)}}_hitFunc(t){const e=this.getWidth(),i=this.getHeight();t.beginPath(),t.rect(0,0,e,i),t.closePath(),t.fillStrokeShape(this)}setText(t){const e=g._isString(t)?t:null==t?"":t+"";return this._setAttr("text",e),this}getWidth(){return this.attrs.width===Ee||void 0===this.attrs.width?this.getTextWidth()+2*this.padding():this.attrs.width}getHeight(){return this.attrs.height===Ee||void 0===this.attrs.height?this.fontSize()*this.textArr.length*this.lineHeight()+2*this.padding():this.attrs.height}getTextWidth(){return this.textWidth}getTextHeight(){return g.warn("text.getTextHeight() method is deprecated. Use text.height() - for full height and text.fontSize() - for one line height."),this.textHeight}measureSize(t){var e,i,n,s,r,a,o,h,l,d,c;let g,u=Ye(),f=this.fontSize();u.save(),u.font=this._getContextFont(),g=u.measureText(t),u.restore();const p=f/100;return{actualBoundingBoxAscent:null!==(e=g.actualBoundingBoxAscent)&&void 0!==e?e:71.58203125*p,actualBoundingBoxDescent:null!==(i=g.actualBoundingBoxDescent)&&void 0!==i?i:0,actualBoundingBoxLeft:null!==(n=g.actualBoundingBoxLeft)&&void 0!==n?n:-7.421875*p,actualBoundingBoxRight:null!==(s=g.actualBoundingBoxRight)&&void 0!==s?s:75.732421875*p,alphabeticBaseline:null!==(r=g.alphabeticBaseline)&&void 0!==r?r:0,emHeightAscent:null!==(a=g.emHeightAscent)&&void 0!==a?a:100*p,emHeightDescent:null!==(o=g.emHeightDescent)&&void 0!==o?o:-20*p,fontBoundingBoxAscent:null!==(h=g.fontBoundingBoxAscent)&&void 0!==h?h:91*p,fontBoundingBoxDescent:null!==(l=g.fontBoundingBoxDescent)&&void 0!==l?l:21*p,hangingBaseline:null!==(d=g.hangingBaseline)&&void 0!==d?d:72.80000305175781*p,ideographicBaseline:null!==(c=g.ideographicBaseline)&&void 0!==c?c:-21*p,width:g.width,height:f}}_getContextFont(){return this.fontStyle()+Be+this.fontVariant()+Be+(this.fontSize()+"px ")+this.fontFamily().split(",").map((t=>{const e=(t=t.trim()).indexOf(" ")>=0,i=t.indexOf('"')>=0||t.indexOf("'")>=0;return e&&!i&&(t=`"${t}"`),t})).join(", ")}_addTextLine(t){this.align()===Le&&(t=t.trim());const e=this._getTextWidth(t);return this.textArr.push({text:t,width:e,lastInParagraph:!1})}_getTextWidth(t){const e=this.letterSpacing(),i=t.length;return Ye().measureText(t).width+(i?e*(i-1):0)}_setTextData(){let t=this.text().split("\n"),e=+this.fontSize(),i=0,n=this.lineHeight()*e,s=this.attrs.width,r=this.attrs.height,a=s!==Ee&&void 0!==s,o=r!==Ee&&void 0!==r,h=this.padding(),l=s-2*h,d=r-2*h,c=0,g=this.wrap(),u="char"!==g&&g!==Ne,f=this.ellipsis();this.textArr=[],Ye().font=this._getContextFont();const p=f?this._getTextWidth("…"):0;for(let e=0,s=t.length;e<s;++e){let r=t[e],h=this._getTextWidth(r);if(a&&h>l)for(;r.length>0;){let t=0,e=r.length,s="",a=0;for(;t<e;){const i=t+e>>>1,n=r.slice(0,i+1),o=this._getTextWidth(n)+p;o<=l?(t=i+1,s=n,a=o):e=i}if(!s)break;if(u){var m;const e=r[s.length];(m=(e===Be||"-"===e)&&a<=l?s.length:Math.max(s.lastIndexOf(Be),s.lastIndexOf("-"))+1)>0&&(t=m,s=s.slice(0,t),a=this._getTextWidth(s))}s=s.trimRight(),this._addTextLine(s),i=Math.max(i,a),c+=n;if(this._shouldHandleEllipsis(c)){this._tryToAddEllipsisToLastLine();break}if(r=r.slice(t),r=r.trimLeft(),r.length>0&&(h=this._getTextWidth(r),h<=l)){this._addTextLine(r),c+=n,i=Math.max(i,h);break}}else this._addTextLine(r),c+=n,i=Math.max(i,h),this._shouldHandleEllipsis(c)&&e<s-1&&this._tryToAddEllipsisToLastLine();if(this.textArr[this.textArr.length-1]&&(this.textArr[this.textArr.length-1].lastInParagraph=!0),o&&c+n>d)break}this.textHeight=e,this.textWidth=i}_shouldHandleEllipsis(t){const e=+this.fontSize(),i=this.lineHeight()*e,n=this.attrs.height,s=n!==Ee&&void 0!==n,r=n-2*this.padding();return!(this.wrap()!==Ne)||s&&t+i>r}_tryToAddEllipsisToLastLine(){const t=this.attrs.width,e=t!==Ee&&void 0!==t,i=t-2*this.padding(),n=this.ellipsis(),s=this.textArr[this.textArr.length-1];if(s&&n){if(e){this._getTextWidth(s.text+"…")<i||(s.text=s.text.slice(0,s.text.length-3))}this.textArr.splice(this.textArr.length-1,1),this._addTextLine(s.text+"…")}}getStrokeScaleEnabled(){return!0}_useBufferCanvas(){const t=-1!==this.textDecoration().indexOf("underline")||-1!==this.textDecoration().indexOf("line-through"),e=this.hasShadow();return!(!t||!e)||super._useBufferCanvas()}}Xe.prototype._fillFunc=function(t){t.fillText(this._partialText,this._partialTextX,this._partialTextY)},Xe.prototype._strokeFunc=function(t){t.setAttr("miterLimit",2),t.strokeText(this._partialText,this._partialTextX,this._partialTextY)},Xe.prototype.className="Text",Xe.prototype._attrsAffectingSize=["text","fontSize","padding","wrap","lineHeight","letterSpacing"],n(Xe),w.overWriteSetter(Xe,"width",_()),w.overWriteSetter(Xe,"height",_()),w.addGetterSetter(Xe,"direction",De),w.addGetterSetter(Xe,"fontFamily","Arial"),w.addGetterSetter(Xe,"fontSize",12,p()),w.addGetterSetter(Xe,"fontStyle",Fe),w.addGetterSetter(Xe,"fontVariant",Fe),w.addGetterSetter(Xe,"padding",0,p()),w.addGetterSetter(Xe,"align",Ie),w.addGetterSetter(Xe,"verticalAlign","top"),w.addGetterSetter(Xe,"lineHeight",1,p()),w.addGetterSetter(Xe,"wrap","word"),w.addGetterSetter(Xe,"ellipsis",!1,x()),w.addGetterSetter(Xe,"letterSpacing",0,p()),w.addGetterSetter(Xe,"text","",y()),w.addGetterSetter(Xe,"textDecoration","");const je="normal";function qe(t){t.fillText(this.partialText,0,0)}function Ue(t){t.strokeText(this.partialText,0,0)}class Ve extends Nt{constructor(t){super(t),this.dummyCanvas=g.createCanvasElement(),this.dataArray=[],this._readDataAttribute(),this.on("dataChange.konva",(function(){this._readDataAttribute(),this._setTextData()})),this.on("textChange.konva alignChange.konva letterSpacingChange.konva kerningFuncChange.konva fontSizeChange.konva fontFamilyChange.konva",this._setTextData),this._setTextData()}_getTextPathLength(){return ge.getPathLength(this.dataArray)}_getPointAtLength(t){if(!this.attrs.data)return null;return t-1>this.pathLength?null:ge.getPointAtLengthOfDataArray(t,this.dataArray)}_readDataAttribute(){this.dataArray=ge.parsePathData(this.attrs.data),this.pathLength=this._getTextPathLength()}_sceneFunc(t){t.setAttr("font",this._getContextFont()),t.setAttr("textBaseline",this.textBaseline()),t.setAttr("textAlign","left"),t.save();const e=this.textDecoration(),i=this.fill(),n=this.fontSize(),s=this.glyphInfo;"underline"===e&&t.beginPath();for(let i=0;i<s.length;i++){t.save();const r=s[i].p0;t.translate(r.x,r.y),t.rotate(s[i].rotation),this.partialText=s[i].text,t.fillStrokeShape(this),"underline"===e&&(0===i&&t.moveTo(0,n/2+1),t.lineTo(n,n/2+1)),t.restore()}"underline"===e&&(t.strokeStyle=i,t.lineWidth=n/20,t.stroke()),t.restore()}_hitFunc(t){t.beginPath();const e=this.glyphInfo;if(e.length>=1){const i=e[0].p0;t.moveTo(i.x,i.y)}for(let i=0;i<e.length;i++){const n=e[i].p1;t.lineTo(n.x,n.y)}t.setAttr("lineWidth",this.fontSize()),t.setAttr("strokeStyle",this.colorKey),t.stroke()}getTextWidth(){return this.textWidth}getTextHeight(){return g.warn("text.getTextHeight() method is deprecated. Use text.height() - for full height and text.fontSize() - for one line height."),this.textHeight}setText(t){return Xe.prototype.setText.call(this,t)}_getContextFont(){return Xe.prototype._getContextFont.call(this)}_getTextSize(t){const e=this.dummyCanvas.getContext("2d");e.save(),e.font=this._getContextFont();const i=e.measureText(t);return e.restore(),{width:i.width,height:parseInt(`${this.fontSize()}`,10)}}_setTextData(){const{width:t,height:e}=this._getTextSize(this.attrs.text);if(this.textWidth=t,this.textHeight=e,this.glyphInfo=[],!this.attrs.data)return null;const i=this.letterSpacing(),n=this.align(),s=this.kerningFunc(),r=Math.max(this.textWidth+((this.attrs.text||"").length-1)*i,0);let a=0;"center"===n&&(a=Math.max(0,this.pathLength/2-r/2)),"right"===n&&(a=Math.max(0,this.pathLength-r));const o=Re(this.text());let h=a;for(let t=0;t<o.length;t++){const e=this._getPointAtLength(h);if(!e)return;let a=this._getTextSize(o[t]).width+i;if(" "===o[t]&&"justify"===n){const t=this.text().split(" ").length-1;a+=(this.pathLength-r)/t}const l=this._getPointAtLength(h+a);if(!l)return;const d=ge.getLineLength(e.x,e.y,l.x,l.y);let c=0;if(s)try{c=s(o[t-1],o[t])*this.fontSize()}catch(t){c=0}e.x+=c,l.x+=c,this.textWidth+=c;const g=ge.getPointOnLine(c+d/2,e.x,e.y,l.x,l.y),u=Math.atan2(l.y-e.y,l.x-e.x);this.glyphInfo.push({transposeX:g.x,transposeY:g.y,text:o[t],rotation:u,p0:e,p1:l}),h+=a}}getSelfRect(){if(!this.glyphInfo.length)return{x:0,y:0,width:0,height:0};const 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)}));let e,i,n=t[0]||0,s=t[0]||0,r=t[1]||0,a=t[1]||0;for(let o=0;o<t.length/2;o++)e=t[2*o],i=t[2*o+1],n=Math.min(n,e),s=Math.max(s,e),r=Math.min(r,i),a=Math.max(a,i);const o=this.fontSize();return{x:n-o/2,y:r-o/2,width:s-n+o,height:a-r+o}}destroy(){return g.releaseCanvas(this.dummyCanvas),super.destroy()}}Ve.prototype._fillFunc=qe,Ve.prototype._strokeFunc=Ue,Ve.prototype._fillFuncHit=qe,Ve.prototype._strokeFuncHit=Ue,Ve.prototype.className="TextPath",Ve.prototype._attrsAffectingSize=["text","fontSize","data"],n(Ve),w.addGetterSetter(Ve,"data"),w.addGetterSetter(Ve,"fontFamily","Arial"),w.addGetterSetter(Ve,"fontSize",12,p()),w.addGetterSetter(Ve,"fontStyle",je),w.addGetterSetter(Ve,"align","left"),w.addGetterSetter(Ve,"letterSpacing",0,p()),w.addGetterSetter(Ve,"textBaseline","middle"),w.addGetterSetter(Ve,"fontVariant",je),w.addGetterSetter(Ve,"text",""),w.addGetterSetter(Ve,"textDecoration",null),w.addGetterSetter(Ve,"kerningFunc",null);const Ke="tr-konva",Qe=["resizeEnabledChange","rotateAnchorOffsetChange","rotateEnabledChange","enabledAnchorsChange","anchorSizeChange","borderEnabledChange","borderStrokeChange","borderStrokeWidthChange","borderDashChange","anchorStrokeChange","anchorStrokeWidthChange","anchorFillChange","anchorCornerRadiusChange","ignoreStrokeChange","anchorStyleFuncChange"].map((t=>t+`.${Ke}`)).join(" "),Je="nodesRect",$e=["widthChange","heightChange","scaleXChange","scaleYChange","skewXChange","skewYChange","rotationChange","offsetXChange","offsetYChange","transformsEnabledChange","strokeWidthChange"],Ze={"top-left":-45,"top-center":0,"top-right":45,"middle-right":-90,"middle-left":90,"bottom-left":-135,"bottom-center":180,"bottom-right":135},ti="ontouchstart"in i._global;const ei=["top-left","top-center","top-right","middle-right","middle-left","bottom-left","bottom-center","bottom-right"];function ii(t,e,i){const n=i.x+(t.x-i.x)*Math.cos(e)-(t.y-i.y)*Math.sin(e),s=i.y+(t.x-i.x)*Math.sin(e)+(t.y-i.y)*Math.cos(e);return{...t,rotation:t.rotation+e,x:n,y:s}}function ni(t,e){const i=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);return ii(t,e,i)}let si=0;class ri extends Xt{constructor(t){super(t),this._movingAnchorName=null,this._transforming=!1,this._createElements(),this._handleMouseMove=this._handleMouseMove.bind(this),this._handleMouseUp=this._handleMouseUp.bind(this),this.update=this.update.bind(this),this.on(Qe,this.update),this.getNode()&&this.update()}attachTo(t){return this.setNode(t),this}setNode(t){return g.warn("tr.setNode(shape), tr.node(shape) and tr.attachTo(shape) methods are deprecated. Please use tr.nodes(nodesArray) instead."),this.setNodes([t])}getNode(){return this._nodes&&this._nodes[0]}_getEventNamespace(){return Ke+this._id}setNodes(t=[]){this._nodes&&this._nodes.length&&this.detach();const e=t.filter((t=>!t.isAncestorOf(this)||(g.error("Konva.Transformer cannot be an a child of the node you are trying to attach"),!1)));this._nodes=t=e,1===t.length&&this.useSingleNodeRotation()?this.rotation(t[0].getAbsoluteRotation()):this.rotation(0),this._nodes.forEach((t=>{const e=()=>{1===this.nodes().length&&this.useSingleNodeRotation()&&this.rotation(this.nodes()[0].getAbsoluteRotation()),this._resetTransformCache(),this._transforming||this.isDragging()||this.update()},i=t._attrsAffectingSize.map((t=>t+"Change."+this._getEventNamespace())).join(" ");t.on(i,e),t.on($e.map((t=>t+`.${this._getEventNamespace()}`)).join(" "),e),t.on(`absoluteTransformChange.${this._getEventNamespace()}`,e),this._proxyDrag(t)})),this._resetTransformCache();return!!this.findOne(".top-left")&&this.update(),this}_proxyDrag(t){let e;t.on(`dragstart.${this._getEventNamespace()}`,(i=>{e=t.getAbsolutePosition(),this.isDragging()||t===this.findOne(".back")||this.startDrag(i,!1)})),t.on(`dragmove.${this._getEventNamespace()}`,(i=>{if(!e)return;const n=t.getAbsolutePosition(),s=n.x-e.x,r=n.y-e.y;this.nodes().forEach((e=>{if(e===t)return;if(e.isDragging())return;const n=e.getAbsolutePosition();e.setAbsolutePosition({x:n.x+s,y:n.y+r}),e.startDrag(i)})),e=null}))}getNodes(){return this._nodes||[]}getActiveAnchor(){return this._movingAnchorName}detach(){this._nodes&&this._nodes.forEach((t=>{t.off("."+this._getEventNamespace())})),this._nodes=[],this._resetTransformCache()}_resetTransformCache(){this._clearCache(Je),this._clearCache("transform"),this._clearSelfAndDescendantCache("absoluteTransform")}_getNodeRect(){return this._getCache(Je,this.__getNodeRect)}__getNodeShape(t,e=this.rotation(),n){const s=t.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),r=t.getAbsoluteScale(n),a=t.getAbsolutePosition(n),o=s.x*r.x-t.offsetX()*r.x,h=s.y*r.y-t.offsetY()*r.y,l=(i.getAngle(t.getAbsoluteRotation())+2*Math.PI)%(2*Math.PI);return ii({x:a.x+o*Math.cos(l)+h*Math.sin(-l),y:a.y+h*Math.cos(l)+o*Math.sin(l),width:s.width*r.x,height:s.height*r.y,rotation:l},-i.getAngle(e),{x:0,y:0})}__getNodeRect(){if(!this.getNode())return{x:-1e8,y:-1e8,width:0,height:0,rotation:0};const t=[];this.nodes().map((e=>{const i=e.getClientRect({skipTransform:!0,skipShadow:!0,skipStroke:this.ignoreStroke()}),n=[{x:i.x,y:i.y},{x:i.x+i.width,y:i.y},{x:i.x+i.width,y:i.y+i.height},{x:i.x,y:i.y+i.height}],s=e.getAbsoluteTransform();n.forEach((function(e){const i=s.point(e);t.push(i)}))}));const e=new s;e.rotate(-i.getAngle(this.rotation()));let n=1/0,r=1/0,a=-1/0,o=-1/0;t.forEach((function(t){const i=e.point(t);void 0===n&&(n=a=i.x,r=o=i.y),n=Math.min(n,i.x),r=Math.min(r,i.y),a=Math.max(a,i.x),o=Math.max(o,i.y)})),e.invert();const h=e.point({x:n,y:r});return{x:h.x,y:h.y,width:a-n,height:o-r,rotation:i.getAngle(this.rotation())}}getX(){return this._getNodeRect().x}getY(){return this._getNodeRect().y}getWidth(){return this._getNodeRect().width}getHeight(){return this._getNodeRect().height}_createElements(){this._createBack(),ei.forEach((t=>{this._createAnchor(t)})),this._createAnchor("rotater")}_createAnchor(t){const e=new Pe({stroke:"rgb(0, 161, 255)",fill:"white",strokeWidth:1,name:t+" _anchor",dragDistance:0,draggable:!0,hitStrokeWidth:ti?10:"auto"}),n=this;e.on("mousedown touchstart",(function(t){n._handleMouseDown(t)})),e.on("dragstart",(t=>{e.stopDrag(),t.cancelBubble=!0})),e.on("dragend",(t=>{t.cancelBubble=!0})),e.on("mouseenter",(()=>{const n=i.getAngle(this.rotation()),s=this.rotateAnchorCursor(),r=function(t,e,i){if("rotater"===t)return i;e+=g.degToRad(Ze[t]||0);const n=(g.radToDeg(e)%360+360)%360;return g._inRange(n,337.5,360)||g._inRange(n,0,22.5)?"ns-resize":g._inRange(n,22.5,67.5)?"nesw-resize":g._inRange(n,67.5,112.5)?"ew-resize":g._inRange(n,112.5,157.5)?"nwse-resize":g._inRange(n,157.5,202.5)?"ns-resize":g._inRange(n,202.5,247.5)?"nesw-resize":g._inRange(n,247.5,292.5)?"ew-resize":g._inRange(n,292.5,337.5)?"nwse-resize":(g.error("Transformer has unknown angle for cursor detection: "+n),"pointer")}(t,n,s);e.getStage().content&&(e.getStage().content.style.cursor=r),this._cursorChange=!0})),e.on("mouseout",(()=>{e.getStage().content&&(e.getStage().content.style.cursor=""),this._cursorChange=!1})),this.add(e)}_createBack(){const t=new Nt({name:"back",width:0,height:0,draggable:!0,sceneFunc(t,e){const i=e.getParent(),n=i.padding();t.beginPath(),t.rect(-n,-n,e.width()+2*n,e.height()+2*n),t.moveTo(e.width()/2,-n),i.rotateEnabled()&&i.rotateLineVisible()&&t.lineTo(e.width()/2,-i.rotateAnchorOffset()*g._sign(e.height())-n),t.fillStrokeShape(e)},hitFunc:(t,e)=>{if(!this.shouldOverdrawWholeArea())return;const i=this.padding();t.beginPath(),t.rect(-i,-i,e.width()+2*i,e.height()+2*i),t.fillStrokeShape(e)}});this.add(t),this._proxyDrag(t),t.on("dragstart",(t=>{t.cancelBubble=!0})),t.on("dragmove",(t=>{t.cancelBubble=!0})),t.on("dragend",(t=>{t.cancelBubble=!0})),this.on("dragmove",(t=>{this.update()}))}_handleMouseDown(t){if(this._transforming)return;this._movingAnchorName=t.target.name().split(" ")[0];const e=this._getNodeRect(),i=e.width,n=e.height,s=Math.sqrt(Math.pow(i,2)+Math.pow(n,2));this.sin=Math.abs(n/s),this.cos=Math.abs(i/s),"undefined"!=typeof window&&(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;const r=t.target.getAbsolutePosition(),a=t.target.getStage().getPointerPosition();this._anchorDragOffset={x:a.x-r.x,y:a.y-r.y},si++,this._fire("transformstart",{evt:t.evt,target:this.getNode()}),this._nodes.forEach((e=>{e._fire("transformstart",{evt:t.evt,target:e})}))}_handleMouseMove(t){let e,n,s;const r=this.findOne("."+this._movingAnchorName),a=r.getStage();a.setPointersPositions(t);const o=a.getPointerPosition();let h={x:o.x-this._anchorDragOffset.x,y:o.y-this._anchorDragOffset.y};const l=r.getAbsolutePosition();this.anchorDragBoundFunc()&&(h=this.anchorDragBoundFunc()(l,h,t)),r.setAbsolutePosition(h);const d=r.getAbsolutePosition();if(l.x===d.x&&l.y===d.y)return;if("rotater"===this._movingAnchorName){const s=this._getNodeRect();e=r.x()-s.width/2,n=-r.y()+s.height/2;let a=Math.atan2(-n,e)+Math.PI/2;s.height<0&&(a-=Math.PI);const o=i.getAngle(this.rotation())+a,h=i.getAngle(this.rotationSnapTolerance()),l=function(t,e,n){let s=e;for(let r=0;r<t.length;r++){const a=i.getAngle(t[r]),o=Math.abs(a-e)%(2*Math.PI);Math.min(o,2*Math.PI-o)<n&&(s=a)}return s}(this.rotationSnaps(),o,h),d=ni(s,l-s.rotation);return void this._fitNodesInto(d,t)}const c=this.shiftBehavior();let g;g="inverted"===c?this.keepRatio()&&!t.shiftKey:"none"===c?this.keepRatio():this.keepRatio()||t.shiftKey;var u=this.centeredScaling()||t.altKey;if("top-left"===this._movingAnchorName){if(g){var f=u?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".bottom-right").x(),y:this.findOne(".bottom-right").y()};s=Math.sqrt(Math.pow(f.x-r.x(),2)+Math.pow(f.y-r.y(),2));var p=this.findOne(".top-left").x()>f.x?-1:1,m=this.findOne(".top-left").y()>f.y?-1:1;e=s*this.cos*p,n=s*this.sin*m,this.findOne(".top-left").x(f.x-e),this.findOne(".top-left").y(f.y-n)}}else if("top-center"===this._movingAnchorName)this.findOne(".top-left").y(r.y());else if("top-right"===this._movingAnchorName){if(g){f=u?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".bottom-left").x(),y:this.findOne(".bottom-left").y()};s=Math.sqrt(Math.pow(r.x()-f.x,2)+Math.pow(f.y-r.y(),2));p=this.findOne(".top-right").x()<f.x?-1:1,m=this.findOne(".top-right").y()>f.y?-1:1;e=s*this.cos*p,n=s*this.sin*m,this.findOne(".top-right").x(f.x+e),this.findOne(".top-right").y(f.y-n)}var _=r.position();this.findOne(".top-left").y(_.y),this.findOne(".bottom-right").x(_.x)}else if("middle-left"===this._movingAnchorName)this.findOne(".top-left").x(r.x());else if("middle-right"===this._movingAnchorName)this.findOne(".bottom-right").x(r.x());else if("bottom-left"===this._movingAnchorName){if(g){f=u?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".top-right").x(),y:this.findOne(".top-right").y()};s=Math.sqrt(Math.pow(f.x-r.x(),2)+Math.pow(r.y()-f.y,2));p=f.x<r.x()?-1:1,m=r.y()<f.y?-1:1;e=s*this.cos*p,n=s*this.sin*m,r.x(f.x-e),r.y(f.y+n)}_=r.position(),this.findOne(".top-left").x(_.x),this.findOne(".bottom-right").y(_.y)}else if("bottom-center"===this._movingAnchorName)this.findOne(".bottom-right").y(r.y());else if("bottom-right"===this._movingAnchorName){if(g){f=u?{x:this.width()/2,y:this.height()/2}:{x:this.findOne(".top-left").x(),y:this.findOne(".top-left").y()};s=Math.sqrt(Math.pow(r.x()-f.x,2)+Math.pow(r.y()-f.y,2));p=this.findOne(".bottom-right").x()<f.x?-1:1,m=this.findOne(".bottom-right").y()<f.y?-1:1;e=s*this.cos*p,n=s*this.sin*m,this.findOne(".bottom-right").x(f.x+e),this.findOne(".bottom-right").y(f.y+n)}}else console.error(new Error("Wrong position argument of selection resizer: "+this._movingAnchorName));if(u=this.centeredScaling()||t.altKey){const t=this.findOne(".top-left"),e=this.findOne(".bottom-right"),i=t.x(),n=t.y(),s=this.getWidth()-e.x(),r=this.getHeight()-e.y();e.move({x:-i,y:-n}),t.move({x:s,y:r})}const y=this.findOne(".top-left").getAbsolutePosition();e=y.x,n=y.y;const v=this.findOne(".bottom-right").x()-this.findOne(".top-left").x(),x=this.findOne(".bottom-right").y()-this.findOne(".top-left").y();this._fitNodesInto({x:e,y:n,width:v,height:x,rotation:i.getAngle(this.rotation())},t)}_handleMouseUp(t){this._removeEvents(t)}getAbsoluteTransform(){return this.getTransform()}_removeEvents(t){var e;if(this._transforming){this._transforming=!1,"undefined"!=typeof window&&(window.removeEventListener("mousemove",this._handleMouseMove),window.removeEventListener("touchmove",this._handleMouseMove),window.removeEventListener("mouseup",this._handleMouseUp,!0),window.removeEventListener("touchend",this._handleMouseUp,!0));const i=this.getNode();si--,this._fire("transformend",{evt:t,target:i}),null===(e=this.getLayer())||void 0===e||e.batchDraw(),i&&this._nodes.forEach((e=>{var i;e._fire("transformend",{evt:t,target:e}),null===(i=e.getLayer())||void 0===i||i.batchDraw()})),this._movingAnchorName=null}}_fitNodesInto(t,e){const n=this._getNodeRect();if(g._inRange(t.width,2*-this.padding()-1,1))return void this.update();if(g._inRange(t.height,2*-this.padding()-1,1))return void this.update();const r=new s;if(r.rotate(i.getAngle(this.rotation())),this._movingAnchorName&&t.width<0&&this._movingAnchorName.indexOf("left")>=0){const e=r.point({x:2*-this.padding(),y:0});t.x+=e.x,t.y+=e.y,t.width+=2*this.padding(),this._movingAnchorName=this._movingAnchorName.replace("left","right"),this._anchorDragOffset.x-=e.x,this._anchorDragOffset.y-=e.y}else if(this._movingAnchorName&&t.width<0&&this._movingAnchorName.indexOf("right")>=0){const e=r.point({x:2*this.padding(),y:0});this._movingAnchorName=this._movingAnchorName.replace("right","left"),this._anchorDragOffset.x-=e.x,this._anchorDragOffset.y-=e.y,t.width+=2*this.padding()}if(this._movingAnchorName&&t.height<0&&this._movingAnchorName.indexOf("top")>=0){const e=r.point({x:0,y:2*-this.padding()});t.x+=e.x,t.y+=e.y,this._movingAnchorName=this._movingAnchorName.replace("top","bottom"),this._anchorDragOffset.x-=e.x,this._anchorDragOffset.y-=e.y,t.height+=2*this.padding()}else if(this._movingAnchorName&&t.height<0&&this._movingAnchorName.indexOf("bottom")>=0){const e=r.point({x:0,y:2*this.padding()});this._movingAnchorName=this._movingAnchorName.replace("bottom","top"),this._anchorDragOffset.x-=e.x,this._anchorDragOffset.y-=e.y,t.height+=2*this.padding()}if(this.boundBoxFunc()){const e=this.boundBoxFunc()(n,t);e?t=e:g.warn("boundBoxFunc returned falsy. You should return new bound rect from it!")}const a=1e7,o=new s;o.translate(n.x,n.y),o.rotate(n.rotation),o.scale(n.width/a,n.height/a);const h=new s,l=t.width/a,d=t.height/a;!1===this.flipEnabled()?(h.translate(t.x,t.y),h.rotate(t.rotation),h.translate(t.width<0?t.width:0,t.height<0?t.height:0),h.scale(Math.abs(l),Math.abs(d))):(h.translate(t.x,t.y),h.rotate(t.rotation),h.scale(l,d));const c=h.multiply(o.invert());this._nodes.forEach((t=>{var e;const i=t.getParent().getAbsoluteTransform(),n=t.getTransform().copy();n.translate(t.offsetX(),t.offsetY());const r=new s;r.multiply(i.copy().invert()).multiply(c).multiply(i).multiply(n);const a=r.decompose();t.setAttrs(a),null===(e=t.getLayer())||void 0===e||e.batchDraw()})),this.rotation(g._getRotation(t.rotation)),this._nodes.forEach((t=>{this._fire("transform",{evt:e,target:t}),t._fire("transform",{evt:e,target:t})})),this._resetTransformCache(),this.update(),this.getLayer().batchDraw()}forceUpdate(){this._resetTransformCache(),this.update()}_batchChangeChild(t,e){this.findOne(t).setAttrs(e)}update(){var t;const e=this._getNodeRect();this.rotation(g._getRotation(e.rotation));const i=e.width,n=e.height,s=this.enabledAnchors(),r=this.resizeEnabled(),a=this.padding(),o=this.anchorSize(),h=this.find("._anchor");h.forEach((t=>{t.setAttrs({width:o,height:o,offsetX:o/2,offsetY:o/2,stroke:this.anchorStroke(),strokeWidth:this.anchorStrokeWidth(),fill:this.anchorFill(),cornerRadius:this.anchorCornerRadius()})})),this._batchChangeChild(".top-left",{x:0,y:0,offsetX:o/2+a,offsetY:o/2+a,visible:r&&s.indexOf("top-left")>=0}),this._batchChangeChild(".top-center",{x:i/2,y:0,offsetY:o/2+a,visible:r&&s.indexOf("top-center")>=0}),this._batchChangeChild(".top-right",{x:i,y:0,offsetX:o/2-a,offsetY:o/2+a,visible:r&&s.indexOf("top-right")>=0}),this._batchChangeChild(".middle-left",{x:0,y:n/2,offsetX:o/2+a,visible:r&&s.indexOf("middle-left")>=0}),this._batchChangeChild(".middle-right",{x:i,y:n/2,offsetX:o/2-a,visible:r&&s.indexOf("middle-right")>=0}),this._batchChangeChild(".bottom-left",{x:0,y:n,offsetX:o/2+a,offsetY:o/2-a,visible:r&&s.indexOf("bottom-left")>=0}),this._batchChangeChild(".bottom-center",{x:i/2,y:n,offsetY:o/2-a,visible:r&&s.indexOf("bottom-center")>=0}),this._batchChangeChild(".bottom-right",{x:i,y:n,offsetX:o/2-a,offsetY:o/2-a,visible:r&&s.indexOf("bottom-right")>=0}),this._batchChangeChild(".rotater",{x:i/2,y:-this.rotateAnchorOffset()*g._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});const l=this.anchorStyleFunc();l&&h.forEach((t=>{l(t)})),null===(t=this.getLayer())||void 0===t||t.batchDraw()}isTransforming(){return this._transforming}stopTransform(){if(this._transforming){this._removeEvents();const t=this.findOne("."+this._movingAnchorName);t&&t.stopDrag()}}destroy(){return this.getStage()&&this._cursorChange&&this.getStage().content&&(this.getStage().content.style.cursor=""),Xt.prototype.destroy.call(this),this.detach(),this._removeEvents(),this}toObject(){return V.prototype.toObject.call(this)}clone(t){return V.prototype.clone.call(this,t)}getClientRect(){return this.nodes().length>0?super.getClientRect():{x:0,y:0,width:0,height:0}}}ri.isTransforming=()=>si>0,ri.prototype.className="Transformer",n(ri),w.addGetterSetter(ri,"enabledAnchors",ei,(function(t){return t instanceof Array||g.warn("enabledAnchors value should be an array"),t instanceof Array&&t.forEach((function(t){-1===ei.indexOf(t)&&g.warn("Unknown anchor name: "+t+". Available names are: "+ei.join(", "))})),t||[]})),w.addGetterSetter(ri,"flipEnabled",!0,x()),w.addGetterSetter(ri,"resizeEnabled",!0),w.addGetterSetter(ri,"anchorSize",10,p()),w.addGetterSetter(ri,"rotateEnabled",!0),w.addGetterSetter(ri,"rotateLineVisible",!0),w.addGetterSetter(ri,"rotationSnaps",[]),w.addGetterSetter(ri,"rotateAnchorOffset",50,p()),w.addGetterSetter(ri,"rotateAnchorCursor","crosshair"),w.addGetterSetter(ri,"rotationSnapTolerance",5,p()),w.addGetterSetter(ri,"borderEnabled",!0),w.addGetterSetter(ri,"anchorStroke","rgb(0, 161, 255)"),w.addGetterSetter(ri,"anchorStrokeWidth",1,p()),w.addGetterSetter(ri,"anchorFill","white"),w.addGetterSetter(ri,"anchorCornerRadius",0,p()),w.addGetterSetter(ri,"borderStroke","rgb(0, 161, 255)"),w.addGetterSetter(ri,"borderStrokeWidth",1,p()),w.addGetterSetter(ri,"borderDash"),w.addGetterSetter(ri,"keepRatio",!0),w.addGetterSetter(ri,"shiftBehavior","default"),w.addGetterSetter(ri,"centeredScaling",!1),w.addGetterSetter(ri,"ignoreStroke",!1),w.addGetterSetter(ri,"padding",0,p()),w.addGetterSetter(ri,"node"),w.addGetterSetter(ri,"nodes"),w.addGetterSetter(ri,"boundBoxFunc"),w.addGetterSetter(ri,"anchorDragBoundFunc"),w.addGetterSetter(ri,"anchorStyleFunc"),w.addGetterSetter(ri,"shouldOverdrawWholeArea",!1),w.addGetterSetter(ri,"useSingleNodeRotation",!0),w.backCompat(ri,{lineEnabled:"borderEnabled",rotateHandlerOffset:"rotateAnchorOffset",enabledHandlers:"enabledAnchors"});class ai extends Nt{_sceneFunc(t){t.beginPath(),t.arc(0,0,this.radius(),0,i.getAngle(this.angle()),this.clockwise()),t.lineTo(0,0),t.closePath(),t.fillStrokeShape(this)}getWidth(){return 2*this.radius()}getHeight(){return 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