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s=o.position.clone(),n=i.inverseMatrix.transformPoint(s),r=0;r<e.length;r++){if((a=e[r]).pointerEvents){var h=a.inverseGlobalMatrix.transformPoint(a.ignoreViewport?s:n);if(a.isInside(h)){if(a.pointerInside||null===a.onPointerEnter||a.onPointerEnter(o,i),null!==a.onPointerOver&&a.onPointerOver(o,i),o.buttonDoubleClicked(y.LEFT)&&null!==a.onDoubleClick&&a.onDoubleClick(o,i),o.buttonPressed(y.LEFT)&&null!==a.onButtonPressed&&a.onButtonPressed(o,i),o.buttonJustReleased(y.LEFT)&&null!==a.onButtonUp&&a.onButtonUp(o,i),o.buttonJustPressed(y.LEFT)&&(null!==a.onButtonDown&&a.onButtonDown(o,i),a.draggable)){a.beingDragged=!0;break}a.pointerInside=!0}else a.pointerInside&&(null!==a.onPointerLeave&&a.onPointerLeave(o,i),a.pointerInside=!1);o.buttonJustReleased(y.LEFT)&&a.draggable&&(a.beingDragged=!1)}}for(r=0;r<e.length;r++){var a;if((a=e[r]).beingDragged){var l=o.position.clone();l.sub(o.delta);var p=i.inverseMatrix.transformPoint(o.position),m=i.inverseMatrix.transformPoint(l);p.sub(m),null!==a.onPointerDrag&&a.onPointerDrag(o,i,p)}null!==a.onUpdate&&a.onUpdate()}t.traverse(function(t){t.updateMatrix()}),this.context.setTransform(1,0,0,1,0,0),this.autoClear&&this.context.clearRect(0,0,this.canvas.width,this.canvas.height);for(r=e.length-1;0<=r;r--)if(!e[r].isMask){e[r].saveContextState&&this.context.save();for(var u=e[r].masks,c=0;c<u.length;c++)u[c].ignoreViewport||i.matrix.setContextTransform(this.context),u[c].transform(this.context,i,this.canvas),u[c].clip(this.context,i,this.canvas);e[r].ignoreViewport?0<u.length&&this.context.setTransform(1,0,0,1,0,0):i.matrix.setContextTransform(this.context),e[r].transform(this.context,i,this.canvas),e[r].draw(this.context,i,this.canvas),e[r].restoreContextState&&this.context.restore()}},s.prototype.set=function(t,i){return this.min.copy(t),this.max.copy(i),this},s.prototype.setFromPoints=function(t){this.min=new r(1/0,1/0),this.max=new r(-1/0,-1/0);for(var i=0,e=t.length;i<e;i++)this.expandByPoint(t[i]);return this},s.prototype.setFromCenterAndSize=function(t,i){var e=(new r).copy(i).multiplyScalar(.5);return this.min.copy(t).sub(e),this.max.copy(t).add(e),this},s.prototype.clone=function(){var t=new s;return t.copy(this),t},s.prototype.copy=function(t){this.min.copy(t.min),this.max.copy(t.max)},s.prototype.isEmpty=function(){return this.max.x<this.min.x||this.max.y<this.min.y},s.prototype.getCenter=function(t){return void 0===t&&(t=new r),this.isEmpty()?t.set(0,0):t.addVectors(this.min,this.max).multiplyScalar(.5),t},s.prototype.getSize=function(t){return void 0===t&&(t=new r),this.isEmpty()?t.set(0,0):t.subVectors(this.max,this.min),t},s.prototype.expandByPoint=function(t){return this.min.min(t),this.max.max(t),this},s.prototype.expandByVector=function(t){this.min.sub(t),this.max.add(t)},s.prototype.expandByScalar=function(t){this.min.addScalar(-t),this.max.addScalar(t)},s.prototype.containsPoint=function(t){return!(t.x<this.min.x||t.x>this.max.x||t.y<this.min.y||t.y>this.max.y)},s.prototype.containsBox=function(t){return this.min.x<=t.min.x&&t.max.x<=this.max.x&&this.min.y<=t.min.y&&t.max.y<=this.max.y},s.prototype.intersectsBox=function(t){return!(t.max.x<this.min.x||t.min.x>this.max.x||t.max.y<this.min.y||t.min.y>this.max.y)},s.prototype.distanceToPoint=function(t){return(new r).copy(t).clamp(this.min,this.max).sub(t).length()},s.prototype.intersect=function(t){this.min.max(t.min),this.max.min(t.max)},s.prototype.union=function(t){this.min.min(t.min),this.max.max(t.max)},s.prototype.translate=function(t){this.min.add(t),this.max.add(t)},s.prototype.equals=function(t){return t.min.equals(this.min)&&t.max.equals(this.max)},(m.prototype=Object.create(p.prototype)).isMask=!0,m.prototype.clip=function(t,i,e){},(u.prototype=Object.create(m.prototype)).isInside=function(t){return this.box.containsPoint(t)},u.prototype.clip=function(t,i,e){t.beginPath();var o=this.box.max.x-this.box.min.x;if(this.invert)t.rect(this.box.min.x-1e4,-5e3,1e4,1e4),t.rect(this.box.max.x,-5e3,1e4,1e4),t.rect(this.box.min.x,this.box.min.y-1e4,o,1e4),t.rect(this.box.min.x,this.box.max.y,o,1e4);else{var s=this.box.max.y-this.box.min.y;t.fillRect(this.box.min.x,this.box.min.y,o,s)}t.clip()},(c.prototype=Object.create(p.prototype)).isInside=function(t){return t.length()<=this.radius},c.prototype.onPointerEnter=function(t,i){this.fillStyle="#CCCCCC"},c.prototype.onPointerLeave=function(t,i){this.fillStyle="#FFFFFF"},c.prototype.draw=function(t,i,e){t.beginPath(),t.arc(0,0,this.radius,0,2*Math.PI),null!==this.fillStyle&&(t.fillStyle=this.fillStyle,t.fill()),null!==this.strokeStyle&&(t.lineWidth=this.lineWidth,t.strokeStyle=this.strokeStyle,t.stroke())},d.rotateTool=function(o){var t=new c;t.radius=4,t.layer=o.layer+1,t.onPointerDrag=function(t,i,e){o.rotation+=.001*e.x},o.add(t)},d.boxResizeTool=function(o){if(void 0!==o.box){var s=new c;s.radius=4,s.layer=o.layer+1,s.draggable=!0,s.onPointerDrag=function(t,i,e){p.prototype.onPointerDrag.call(this,t,i,e),o.box.min.copy(s.position),a()},o.add(s);var n=new c;n.radius=4,n.layer=o.layer+1,n.draggable=!0,n.onPointerDrag=function(t,i,e){p.prototype.onPointerDrag.call(this,t,i,e),o.box.max.x=n.position.x,o.box.min.y=n.position.y,a()},o.add(n);var r=new c;r.radius=4,r.layer=o.layer+1,r.draggable=!0,r.onPointerDrag=function(t,i,e){p.prototype.onPointerDrag.call(this,t,i,e),o.box.max.copy(r.position),a()},o.add(r);var h=new c;h.radius=4,h.layer=o.layer+1,h.draggable=!0,h.onPointerDrag=function(t,i,e){p.prototype.onPointerDrag.call(this,t,i,e),o.box.min.x=h.position.x,o.box.max.y=h.position.y,a()},o.add(h),a()}else console.warn("escher.js: Helpers.boxResizeTool(), object box property missing.");function a(){s.position.copy(o.box.min),r.position.copy(o.box.max),n.position.set(o.box.max.x,o.box.min.y),h.position.set(o.box.min.x,o.box.max.y)}},(x.prototype=Object.create(p.prototype)).onPointerEnter=function(t,i){this.fillStyle="#CCCCCC"},x.prototype.onPointerLeave=function(t,i){this.fillStyle="#FFFFFF"},x.prototype.isInside=function(t){return this.box.containsPoint(t)},x.prototype.draw=function(t,i,e){var o=this.box.max.x-this.box.min.x,s=this.box.max.y-this.box.min.y;null!==this.fillStyle&&(t.fillStyle=this.fillStyle,t.fillRect(this.box.min.x,this.box.min.y,o,s)),null!==this.strokeStyle&&(t.lineWidth=this.lineWidth,t.strokeStyle=this.strokeStyle,t.strokeRect(this.box.min.x,this.box.min.y,o,s))},(f.prototype=Object.create(p.prototype)).draw=function(t,i,e){t.lineWidth=this.lineWidth,t.strokeStyle=this.strokeStyle,t.setLineDash(this.dashPattern),t.beginPath(),t.moveTo(this.from.x,this.from.y),t.lineTo(this.to.x,this.to.y),t.stroke()},(v.prototype=Object.create(p.prototype)).draw=function(t,i,e){t.font=this.font,t.textAlign=this.textAlign,t.textBaseline="middle",null!==this.fillStyle&&(t.fillStyle=this.fillStyle,t.fillText(this.text,0,0)),null!==this.strokeStyle&&(t.strokeStyle=this.strokeStyle,t.strokeText(this.text,0,0))},(b.prototype=Object.create(p.prototype)).setImage=function(t){var i=this;this.image.onload=function(){i.box.min.set(0,0),i.box.max.set(this.naturalWidth,this.naturalHeight)},this.image.src=t},b.prototype.isInside=function(t){return this.box.containsPoint(t)},b.prototype.draw=function(t,i,e){0<this.image.src.length&&t.drawImage(this.image,0,0,this.image.naturalWidth,this.image.naturalHeight,this.box.min.x,this.box.min.y,this.box.max.x-this.box.min.x,this.box.max.y-this.box.min.y)},(w.prototype=Object.create(p.prototype)).onAdd=function(){this.parentDOM.appendChild(this.element)},w.prototype.onRemove=function(){this.parentDOM.removeChild(this.element)},w.prototype.transform=function(t,i,e){if(this.ignoreViewport)this.element.style.transform=this.globalMatrix.cssTransform();else{var o=i.matrix.clone();o.multiply(this.globalMatrix),this.element.style.transform=o.cssTransform()}this.element.style.width=this.size.x+"px",this.element.style.height=this.size.y+"px",this.element.style.display=this.visible?"block":"none"},(g.prototype=Object.create(p.prototype)).setImage=function(t){var i=this;this.image.onload=function(){i.box.min.set(0,0),i.box.max.set(this.naturalWidth,this.naturalHeight)},this.image.src=t},g.prototype.isInside=function(t){return this.box.containsPoint(t)},g.prototype.draw=function(t,i,e){var o=this.box.max.x-this.box.min.x,s=this.box.max.y-this.box.min.y;if(0<this.image.src.length){var n=t.createPattern(this.image,this.repetition);t.fillStyle=n,t.fillRect(this.box.min.x,this.box.min.y,o,s)}},(P.prototype=Object.create(p.prototype)).isInside=function(t){return this.box.containsPoint(t)},P.prototype.draw=function(t,i,e){if(0!==this.data.length){var o=this.box.max.x-this.box.min.x,s=this.box.max.y-this.box.min.y;t.lineWidth=this.lineWidth,t.strokeStyle=this.strokeStyle,t.beginPath();var n=o/(this.data.length-1),r=this.max-this.min;t.moveTo(this.box.min.x,this.box.max.y-(this.data[0]-this.min)/r*s);for(var h=1,a=n;h<this.data.length;a+=n,h++)t.lineTo(this.box.min.x+a,this.box.max.y-(this.data[h]-this.min)/r*s);t.stroke(),null!==this.fillStyle&&(t.fillStyle=this.fillStyle,t.lineTo(this.box.max.x,this.box.max.y),t.lineTo(this.box.min.x,this.box.max.y),t.fill())}},S.prototype=Object.create(p.prototype),S.curveHelper=function(o){var s=new c;s.radius=3,s.layer=o.layer+1,s.draggable=!0,s.onPointerDrag=function(t,i,e){p.prototype.onPointerDrag.call(this,t,i,e),o.fromCp.copy(s.position)},o.parent.add(s);var t=new f;t.from=o.from,t.to=o.fromCp,o.parent.add(t);var n=new c;n.radius=3,n.layer=o.layer+1,n.draggable=!0,n.onPointerDrag=function(t,i,e){p.prototype.onPointerDrag.call(this,t,i,e),o.toCp.copy(n.position)},o.parent.add(n);var i=new f;i.from=o.to,i.to=o.toCp,o.parent.add(i)},S.prototype.draw=function(t,i,e){t.lineWidth=this.lineWidth,t.strokeStyle=this.strokeStyle,t.setLineDash(this.dashPattern),t.beginPath(),t.moveTo(this.from.x,this.from.y),t.bezierCurveTo(this.fromCp.x,this.fromCp.y,this.toCp.x,this.toCp.y,this.to.x,this.to.y),t.stroke()},t.BezierCurve=S,t.Box=x,t.Box2=s,t.BoxMask=u,t.Circle=c,t.DOM=w,t.EventManager=n,t.Graph=P,t.Helpers=d,t.Image=b,t.Key=h,t.Line=f,t.Mask=m,t.Matrix=l,t.Object2D=p,t.Pattern=g,t.Pointer=y,t.Renderer=o,t.Text=v,t.UUID=i,t.Vector2=r,t.Viewport=e,t.ViewportControls=a,Object.defineProperty(t,"__esModule",{value:!0})});