pikaso/lib/index.node.all.js

Seamless, Fully-typed and Fully-tested HTML5 Canvas Library

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Use ""'+o+'" instead.')}t.prototype[i]=l,t.prototype[a]=l,t.prototype[h]=l})},afterSetFilter(){this._filterUpToDate=!1}}}(P)),P}function D(){if(C)return p;C=1,Object.defineProperty(p,"__esModule",{value:!0}),p.Node=void 0;const t=m(),e=x(),i=T(),r=h(),n=d(),o=k(),s="absoluteOpacity",a="allEventListeners",l="absoluteTransform",c="absoluteScale",u="canvas",g="listening",f="Shape",y=" ",v="stage",b="transform",_="visible",w=["xChange.konva","yChange.konva","scaleXChange.konva","scaleYChange.konva","skewXChange.konva","skewYChange.konva","rotationChange.konva","offsetXChange.konva","offsetYChange.konva","transformsEnabledChange.konva"].join(y);let S=1,P=class i{constructor(t){this._id=S++,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!==b&&t!==l||!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===b||t===l)&&!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(y);this.on(i,()=>{this._clearCache(t)}),this._attachedDepsListeners.set(t,!0)}return this._getCache(t,i)}_getCanvasCache(){return this._cache.get(u)}_clearSelfAndDescendantCache(t){this._clearCache(t),t===l&&this.fire("absoluteTransformChange")}clearCache(){if(this._cache.has(u)){const{scene:t,filter:e,hit:i,buffer:r}=this._cache.get(u);n.Util.releaseCanvas(t,e,i,r),this._cache.delete(u)}return this._clearSelfAndDescendantCache(),this._requestDraw(),this}cache(e){const i=e||{};let r={};void 0!==i.x&&void 0!==i.y&&void 0!==i.width&&void 0!==i.height||(r=this.getClientRect({skipTransform:!0,relativeTo:this.getParent()||void 0}));let o=Math.ceil(i.width||r.width),a=Math.ceil(i.height||r.height),h=i.pixelRatio,l=void 0===i.x?Math.floor(r.x):i.x,d=void 0===i.y?Math.floor(r.y):i.y,g=i.offset||0,p=i.drawBorder||!1,f=i.hitCanvasPixelRatio||1;if(!o||!a)return void n.Util.error("Can not cache the node. Width or height of the node equals 0. Caching is skipped.");o+=2*g+(Math.abs(Math.round(r.x)-l)>.5?1:0),a+=2*g+(Math.abs(Math.round(r.y)-d)>.5?1:0),l-=g,d-=g;const y=new t.SceneCanvas({pixelRatio:h,width:o,height:a}),v=new t.SceneCanvas({pixelRatio:h,width:0,height:0,willReadFrequently:!0}),m=new t.HitCanvas({pixelRatio:f,width:o,height:a}),b=y.getContext(),_=m.getContext(),x=new t.SceneCanvas({width:y.width/y.pixelRatio+Math.abs(l),height:y.height/y.pixelRatio+Math.abs(d),pixelRatio:y.pixelRatio}),w=x.getContext();return m.isCache=!0,y.isCache=!0,this._cache.delete(u),this._filterUpToDate=!1,!1===i.imageSmoothingEnabled&&(y.getContext()._context.imageSmoothingEnabled=!1,v.getContext()._context.imageSmoothingEnabled=!1),b.save(),_.save(),w.save(),b.translate(-l,-d),_.translate(-l,-d),w.translate(-l,-d),x.x=l,x.y=d,this._isUnderCache=!0,this._clearSelfAndDescendantCache(s),this._clearSelfAndDescendantCache(c),this.drawScene(y,this,x),this.drawHit(m,this),this._isUnderCache=!1,b.restore(),_.restore(),p&&(b.save(),b.beginPath(),b.rect(0,0,o,a),b.closePath(),b.setAttr("strokeStyle","red"),b.setAttr("lineWidth",5),b.stroke(),b.restore()),this._cache.set(u,{scene:y,filter:v,hit:m,buffer:x,x:l,y:d}),this._requestDraw(),this}isCached(){return this._cache.has(u)}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 r=1/0,n=1/0,o=-1/0,s=-1/0;const a=this.getAbsoluteTransform(e);return i.forEach(function(t){const e=a.point(t);void 0===r&&(r=o=e.x,n=s=e.y),r=Math.min(r,e.x),n=Math.min(n,e.y),o=Math.max(o,e.x),s=Math.max(s,e.y)}),{x:r,y:n,width:o-r,height:s-n}}_drawCachedSceneCanvas(t){t.save(),t._applyOpacity(this),t._applyGlobalCompositeOperation(this);const e=this._getCanvasCache();t.translate(e.x,e.y);const i=this._getCachedSceneCanvas(),r=i.pixelRatio;t.drawImage(i._canvas,0,0,i.width/r,i.height/r),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,r,o=this.filters(),s=this._getCanvasCache(),a=s.scene,h=s.filter,l=h.getContext();if(o){if(!this._filterUpToDate){const s=a.pixelRatio;h.setSize(a.width/a.pixelRatio,a.height/a.pixelRatio);try{for(t=o.length,l.clear(),l.drawImage(a._canvas,0,0,a.getWidth()/s,a.getHeight()/s),e=l.getImageData(0,0,h.getWidth(),h.getHeight()),i=0;i<t;i++)r=o[i],"function"==typeof r?(r.call(this,e),l.putImageData(e,0,0)):n.Util.error("Filter should be type of function, but got "+typeof r+" instead. Please check correct filters")}catch(t){n.Util.error("Unable to apply filter. "+t.message+" This post my help you https://konvajs.org/docs/posts/Tainted_Canvas.html.")}this._filterUpToDate=!0}return h}return a}on(t,e){if(this._cache&&this._cache.delete(a),3===arguments.length)return this._delegate.apply(this,arguments);const i=t.split(y);for(let t=0;t<i.length;t++){const r=i[t].split("."),n=r[0],o=r[1]||"";this.eventListeners[n]||(this.eventListeners[n]=[]),this.eventListeners[n].push({name:o,handler:e})}return this}off(t,e){let i,r,n,o,s,h,l=(t||"").split(y),c=l.length;if(this._cache&&this._cache.delete(a),!t)for(r in this.eventListeners)this._off(r);for(i=0;i<c;i++)if(n=l[i],o=n.split("."),s=o[0],h=o[1],s)this.eventListeners[s]&&this._off(s,h,e);else for(r in this.eventListeners)this._off(r,h,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 r=this;this.on(t,function(t){const o=t.target.findAncestors(e,!0,r);for(let e=0;e<o.length;e++)(t=n.Util.cloneObject(t)).currentTarget=o[e],i.call(o[e],t)})}remove(){return this.isDragging()&&this.stopDrag(),e.DD._dragElements.delete(this._id),this._remove(),this}_clearCaches(){this._clearSelfAndDescendantCache(l),this._clearSelfAndDescendantCache(s),this._clearSelfAndDescendantCache(c),this._clearSelfAndDescendantCache(v),this._clearSelfAndDescendantCache(_),this._clearSelfAndDescendantCache(g)}_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"+n.Util._capitalize(t);return n.Util._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"+n.Util._capitalize(e),n.Util._isFunction(this[i])?this[i](t[e]):this._setAttr(e,t[e]))}),this}isListening(){return this._getCache(g,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(_,this._isVisible)}_isVisible(t){if(!this.visible())return!1;const e=this.getParent();return!e||e===t||this===t||e._isVisible(t)}shouldDrawHit(t,i=!1){if(t)return this._isVisible(t)&&this._isListening(t);const n=this.getLayer();let o=!1;e.DD._dragElements.forEach(t=>{"dragging"===t.dragStatus&&("Stage"===t.node.nodeType||t.node.getLayer()===n)&&(o=!0)});const s=!i&&!r.Konva.hitOnDragEnabled&&(o||r.Konva.isTransforming());return this.isListening()&&this.isVisible()&&!s}show(){return this.visible(!0),this}hide(){return this.visible(!1),this}getZIndex(){return this.index||0}getAbsoluteZIndex(){let t,e,i,r,n=this.getDepth(),o=this,s=0;const a=this.getStage();return"Stage"!==o.nodeType&&a&&function a(h){for(t=[],e=h.length,i=0;i<e;i++)r=h[i],s++,r.nodeType!==f&&(t=t.concat(r.getChildren().slice())),r._id===o._id&&(i=e);t.length>0&&t[0].getDepth()<=n&&a(t)}(a.getChildren()),s}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(b),this._clearSelfAndDescendantCache(l)),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 r=this.getAbsoluteTransform(t).getMatrix(),o=new n.Transform,s=this.offset();return o.m=r.slice(),o.translate(s.x,s.y),o.getTranslation()}setAbsolutePosition(t){const{x:e,y:i,...r}=this._clearTransform();this.attrs.x=e,this.attrs.y=i,this._clearCache(b);const n=this._getAbsoluteTransform().copy();return n.invert(),n.translate(t.x,t.y),t={x:this.attrs.x+n.getTranslation().x,y:this.attrs.y+n.getTranslation().y},this._setTransform(r),this.setPosition({x:t.x,y:t.y}),this._clearCache(b),this._clearSelfAndDescendantCache(l),this}_setTransform(t){let e;for(e in t)this.attrs[e]=t[e]}_clearTransform(){const t={x:this.x(),y:this.y(),rotation:this.rotation(),scaleX:this.scaleX(),scaleY:this.scaleY(),offsetX:this.offsetX(),offsetY:this.offsetY(),skewX:this.skewX(),skewY:this.skewY()};return this.attrs.x=0,this.attrs.y=0,this.attrs.rotation=0,this.attrs.scaleX=1,this.attrs.scaleY=1,this.attrs.offsetX=0,this.attrs.offsetY=0,this.attrs.skewX=0,this.attrs.skewY=0,t}move(t){let e=t.x,i=t.y,r=this.x(),n=this.y();return void 0!==e&&(r+=e),void 0!==i&&(n+=i),this.setPosition({x:r,y:n}),this}_eachAncestorReverse(t,e){let i,r,n=[],o=this.getParent();if(!e||e._id!==this._id){for(n.unshift(this);o&&(!e||o._id!==e._id);)n.unshift(o),o=o.parent;for(i=n.length,r=0;r<i;r++)t(n[r])}}rotate(t){return this.rotation(this.rotation()+t),this}moveToTop(){if(!this.parent)return n.Util.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 n.Util.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 n.Util.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 n.Util.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 n.Util.warn("Node has no parent. zIndex parameter is ignored."),this;(t<0||t>=this.parent.children.length)&&n.Util.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(s,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,r,o,s=this.getAttrs();const a={attrs:{},className:this.getClassName()};for(t in s)e=s[t],o=n.Util.isObject(e)&&!n.Util._isPlainObject(e)&&!n.Util._isArray(e),o||(i="function"==typeof this[t]&&this[t],delete s[t],r=i?i.call(this):null,s[t]=e,r!==e&&(a.attrs[t]=e));return n.Util._prepareToStringify(a)}toJSON(){return JSON.stringify(this.toObject())}getParent(){return this.parent}findAncestors(t,e,i){const r=[];e&&this._isMatch(t)&&r.push(this);let n=this.parent;for(;n;){if(n===i)return r;n._isMatch(t)&&r.push(n),n=n.parent}return r}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,r=t.replace(/ /g,"").split(","),o=r.length;for(e=0;e<o;e++)if(i=r[e],n.Util.isValidSelector(i)||(n.Util.warn('Selector "'+i+'" is invalid. Allowed selectors examples are "#foo", ".bar" or "Group".'),n.Util.warn('If you have a custom shape with such className, please change it to start with upper letter like "Triangle".'),n.Util.warn("Konva is awesome, right?")),"#"===i.charAt(0)){if(this.id()===i.slice(1))return!0}else if("."===i.charAt(0)){if(this.hasName(i.slice(1)))return!0}else if(this.className===i||this.nodeType===i)return!0;return!1}getLayer(){const t=this.getParent();return t?t.getLayer():null}getStage(){return this._getCache(v,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(l,this._getAbsoluteTransform)}_getAbsoluteTransform(t){let e;if(t)return e=new n.Transform,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(l)||new n.Transform,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,r=this.attrs.offsetX||0,n=this.attrs.offsetY||0;e.translate(t-r,i-n)}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(b,this._getTransform)}_getTransform(){var t,e;const i=this._cache.get(b)||new n.Transform;i.reset();const o=this.x(),s=this.y(),a=r.Konva.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,c=this.attrs.skewX||0,d=this.attrs.skewY||0,u=this.attrs.offsetX||0,g=this.attrs.offsetY||0;return 0===o&&0===s||i.translate(o,s),0!==a&&i.rotate(a),0===c&&0===d||i.skew(c,d),1===h&&1===l||i.scale(h,l),0===u&&0===g||i.translate(-1*u,-1*g),i.dirty=!1,i}clone(t){let e,i,r,o,s,a=n.Util.cloneObject(this.attrs);for(e in t)a[e]=t[e];const h=new this.constructor(a);for(e in this.eventListeners)for(i=this.eventListeners[e],r=i.length,o=0;o<r;o++)s=i[o],s.name.indexOf("konva")<0&&(h.eventListeners[e]||(h.eventListeners[e]=[]),h.eventListeners[e].push(s));return h}_toKonvaCanvas(e){e=e||{};const i=this.getClientRect(),r=this.getStage(),n=void 0!==e.x?e.x:Math.floor(i.x),o=void 0!==e.y?e.y:Math.floor(i.y),s=e.pixelRatio||1,a=new t.SceneCanvas({width:e.width||Math.ceil(i.width)||(r?r.width():0),height:e.height||Math.ceil(i.height)||(r?r.height():0),pixelRatio:s}),h=a.getContext(),l=new t.SceneCanvas({width:a.width/a.pixelRatio+Math.abs(n),height:a.height/a.pixelRatio+Math.abs(o),pixelRatio:a.pixelRatio});return!1===e.imageSmoothingEnabled&&(h._context.imageSmoothingEnabled=!1),h.save(),(n||o)&&h.translate(-1*n,-1*o),this.drawScene(a,void 0,l),h.restore(),a}toCanvas(t){return this._toKonvaCanvas(t)._canvas}toDataURL(t){const e=(t=t||{}).mimeType||null,i=t.quality||null,r=this._toKonvaCanvas(t).toDataURL(e,i);return t.callback&&t.callback(r),r}toImage(t){return new Promise((e,i)=>{try{const i=null==t?void 0:t.callback;i&&delete t.callback,n.Util._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():r.Konva.dragDistance}_off(t,e,i){let r,n,o,s=this.eventListeners[t];for(r=0;r<s.length;r++)if(n=s[r].name,o=s[r].handler,!("konva"===n&&"konva"!==e||e&&n!==e||i&&i!==o)){if(s.splice(r,1),0===s.length){delete this.eventListeners[t];break}r--}}_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"+n.Util._capitalize(t)];return n.Util._isFunction(i)?i.call(this,e):this._setAttr(t,e),this}_requestDraw(){if(r.Konva.autoDrawEnabled){const t=this.getLayer()||this.getStage();null==t||t.batchDraw()}}_setAttr(t,e){const i=this.attrs[t];(i!==e||n.Util.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 r;void 0!==i&&(r=this.attrs[t],r||(this.attrs[t]=this.getAttr(t)),this.attrs[t][e]=i,this._fireChangeEvent(t,r,i))}_fireAndBubble(t,e,i){e&&this.nodeType===f&&(e.target=this);const r=["mouseenter","mouseleave","pointerenter","pointerleave","touchenter","touchleave"];if(!(-1!==r.indexOf(t)&&(i&&(this===i||this.isAncestorOf&&this.isAncestorOf(i))||"Stage"===this.nodeType&&!i))){this._fire(t,e);const n=-1!==r.indexOf(t)&&i&