/*!
 * Paper.js v0.10.2 - The Swiss Army Knife of Vector Graphics Scripting.
 * http://paperjs.org/
 *
 * Copyright (c) 2011 - 2016, Juerg Lehni & Jonathan Puckey
 * http://scratchdisk.com/ & http://jonathanpuckey.com/
 *
 * Distributed under the MIT license. See LICENSE file for details.
 *
 * All rights reserved.
 *
 * Date: Sat Jul 9 20:56:58 2016 +0200
 *
 ***
 *
 * Straps.js - Class inheritance library with support for bean-style accessors
 *
 * Copyright (c) 2006 - 2016 Juerg Lehni
 * http://scratchdisk.com/
 *
 * Distributed under the MIT license.
 *
 ***
 *
 * Acorn.js
 * http://marijnhaverbeke.nl/acorn/
 *
 * Acorn is a tiny, fast JavaScript parser written in JavaScript,
 * created by Marijn Haverbeke and released under an MIT license.
 *
 */
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n="set"+e;this[n]=function(){this._dontNotify=!0,t[n].apply(this,arguments),this._dontNotify=!1,this._owner[this._setter](this)}},{isSelected:function(){return!!(2&this._owner._selection)},setSelected:function(t){var e=this._owner;e.changeSelection&&e.changeSelection(2,t)}}))}),p=r.extend({_class:"Matrix",initialize:function ot(t){var e=arguments.length,n=!0;if(6===e?this.set.apply(this,arguments):1===e?t instanceof ot?this.set(t._a,t._b,t._c,t._d,t._tx,t._ty):Array.isArray(t)?this.set.apply(this,t):n=!1:0===e?this.reset():n=!1,!n)throw new Error("Unsupported matrix parameters")},set:function(t,e,n,i,r,s,a){return this._a=t,this._b=e,this._c=n,this._d=i,this._tx=r,this._ty=s,a||this._changed(),this},_serialize:function(t,e){return r.serialize(this.getValues(),t,!0,e)},_changed:function(){var t=this._owner;t&&(t._applyMatrix?t.transform(null,!0):t._changed(9))},clone:function(){return new p(this._a,this._b,this._c,this._d,this._tx,this._ty)},equals:function(t){return t===this||t&&this._a===t._a&&this._b===t._b&&this._c===t._c&&this._d===t._d&&this._tx===t._tx&&this._ty===t._ty},toString:function(){var t=h.instance;return"[["+[t.number(this._a),t.number(this._c),t.number(this._tx)].join(", ")+"], ["+[t.number(this._b),t.number(this._d),t.number(this._ty)].join(", ")+"]]"},reset:function(t){return this._a=this._d=1,this._b=this._c=this._tx=this._ty=0,t||this._changed(),this},apply:function(t,e){var n=this._owner;return!!n&&(n.transform(null,!0,r.pick(t,!0),e),this.isIdentity())},translate:function(){var t=c.read(arguments),e=t.x,n=t.y;return this._tx+=e*this._a+n*this._c,
this._ty+=e*this._b+n*this._d,this._changed(),this},scale:function(){var t=c.read(arguments),e=c.read(arguments,0,{readNull:!0});return e&&this.translate(e),this._a*=t.x,this._b*=t.x,this._c*=t.y,this._d*=t.y,e&&this.translate(e.negate()),this._changed(),this},rotate:function(t){t*=Math.PI/180;var e=c.read(arguments,1),n=e.x,i=e.y,r=Math.cos(t),s=Math.sin(t),a=n-n*r+i*s,o=i-n*s-i*r,h=this._a,u=this._b,l=this._c,f=this._d;return this._a=r*h+s*l,this._b=r*u+s*f,this._c=-s*h+r*l,this._d=-s*u+r*f,this._tx+=a*h+o*l,this._ty+=a*u+o*f,this._changed(),this},shear:function(){var t=c.read(arguments),e=c.read(arguments,0,{readNull:!0});e&&this.translate(e);var n=this._a,i=this._b;return this._a+=t.y*this._c,this._b+=t.y*this._d,this._c+=t.x*n,this._d+=t.x*i,e&&this.translate(e.negate()),this._changed(),this},skew:function(){var t=c.read(arguments),e=c.read(arguments,0,{readNull:!0}),n=Math.PI/180,i=new c(Math.tan(t.x*n),Math.tan(t.y*n));return this.shear(i,e)},append:function(t){if(t){var e=this._a,n=this._b,i=this._c,r=this._d,s=t._a,a=t._c,o=t._b,h=t._d,u=t._tx,l=t._ty;this._a=s*e+o*i,this._c=a*e+h*i,this._b=s*n+o*r,this._d=a*n+h*r,this._tx+=u*e+l*i,this._ty+=u*n+l*r,this._changed()}return this},prepend:function(t){if(t){var e=this._a,n=this._b,i=this._c,r=this._d,s=this._tx,a=this._ty,o=t._a,h=t._c,u=t._b,l=t._d,c=t._tx,f=t._ty;this._a=o*e+h*n,this._c=o*i+h*r,this._b=u*e+l*n,this._d=u*i+l*r,this._tx=o*s+h*a+c,this._ty=u*s+l*a+f,this._changed()}return this},appended:function(t){return this.clone().append(t)},prepended:function(t){return this.clone().prepend(t)},invert:function(){var t=this._a,e=this._b,n=this._c,i=this._d,r=this._tx,s=this._ty,a=t*i-e*n,o=null;return a&&!isNaN(a)&&isFinite(r)&&isFinite(s)&&(this._a=i/a,this._b=-e/a,this._c=-n/a,this._d=t/a,this._tx=(n*s-i*r)/a,this._ty=(e*r-t*s)/a,o=this),o},inverted:function(){return this.clone().invert()},concatenate:"#append",preConcatenate:"#prepend",chain:"#appended",_shiftless:function(){return new p(this._a,this._b,this._c,this._d,0,0)},_orNullIfIdentity:function(){return this.isIdentity()?null:this},isIdentity:function(){return 1===this._a&&0===this._b&&0===this._c&&1===this._d&&0===this._tx&&0===this._ty},isInvertible:function(){var t=this._a*this._d-this._c*this._b;return t&&!isNaN(t)&&isFinite(this._tx)&&isFinite(this._ty)},isSingular:function(){return!this.isInvertible()},transform:function(t,e,n){return arguments.length<3?this._transformPoint(c.read(arguments)):this._transformCoordinates(t,e,n)},_transformPoint:function(t,e,n){var i=t.x,r=t.y;return e||(e=new c),e.set(i*this._a+r*this._c+this._tx,i*this._b+r*this._d+this._ty,n)},_transformCoordinates:function(t,e,n){for(var i=0,r=2*n;i<r;i+=2){var s=t[i],a=t[i+1];e[i]=s*this._a+a*this._c+this._tx,e[i+1]=s*this._b+a*this._d+this._ty}return e},_transformCorners:function(t){var e=t.x,n=t.y,i=e+t.width,r=n+t.height,s=[e,n,i,n,i,r,e,r];return this._transformCoordinates(s,s,4)},_transformBounds:function(t,e,n){for(var i=this._transformCorners(t),r=i.slice(0,2),s=r.slice(),a=2;a<8;a++){var o=i[a],h=1&a;o<r[h]?r[h]=o:o>s[h]&&(s[h]=o)}return e||(e=new g),e.set(r[0],r[1],s[0]-r[0],s[1]-r[1],n)},inverseTransform:function(){return this._inverseTransform(c.read(arguments))},_inverseTransform:function(t,e,n){var i=this._a,r=this._b,s=this._c,a=this._d,o=this._tx,h=this._ty,u=i*a-r*s,l=null;if(u&&!isNaN(u)&&isFinite(o)&&isFinite(h)){var f=t.x-this._tx,d=t.y-this._ty;e||(e=new c),l=e.set((f*a-d*s)/u,(d*i-f*r)/u,n)}return l},decompose:function(){var t,e,n,i=this._a,r=this._b,s=this._c,a=this._d,o=i*a-r*s,h=Math.sqrt,u=Math.atan2,l=180/Math.PI;if(0!==i||0!==r){var f=h(i*i+r*r);t=Math.acos(i/f)*(r>0?1:-1),e=[f,o/f],n=[u(i*s+r*a,f*f),0]}else if(0!==s||0!==a){var d=h(s*s+a*a);t=Math.asin(s/d)*(a>0?1:-1),e=[o/d,d],n=[0,u(i*s+r*a,d*d)]}else t=0,n=e=[0,0];return{translation:this.getTranslation(),rotation:t*l,scaling:new c(e),skewing:new c(n[0]*l,n[1]*l)}},getValues:function(){return[this._a,this._b,this._c,this._d,this._tx,this._ty]},getTranslation:function(){return new c(this._tx,this._ty)},getScaling:function(){return(this.decompose()||{}).scaling},getRotation:function(){return(this.decompose()||{}).rotation},applyToContext:function(t){this.isIdentity()||t.transform(this._a,this._b,this._c,this._d,this._tx,this._ty)}},r.each(["a","b","c","d","tx","ty"],function(t){var e=r.capitalize(t),n="_"+t;this["get"+e]=function(){return this[n]},this["set"+e]=function(t){this[n]=t,this._changed()}},{})),m=r.extend({_class:"Line",initialize:function(t,e,n,i,r){var s=!1;arguments.length>=4?(this._px=t,this._py=e,this._vx=n,this._vy=i,s=r):(this._px=t.x,this._py=t.y,this._vx=e.x,this._vy=e.y,s=n),s||(this._vx-=this._px,this._vy-=this._py)},getPoint:function(){return new c(this._px,this._py)},getVector:function(){return new c(this._vx,this._vy)},getLength:function(){return this.getVector().getLength()},intersect:function(t,e){return m.intersect(this._px,this._py,this._vx,this._vy,t._px,t._py,t._vx,t._vy,!0,e)},getSide:function(t,e){return m.getSide(this._px,this._py,this._vx,this._vy,t.x,t.y,!0,e)},getDistance:function(t){return Math.abs(m.getSignedDistance(this._px,this._py,this._vx,this._vy,t.x,t.y,!0))},isCollinear:function(t){return c.isCollinear(this._vx,this._vy,t._vx,t._vy)},isOrthogonal:function(t){return c.isOrthogonal(this._vx,this._vy,t._vx,t._vy)},statics:{intersect:function(t,e,n,i,r,s,a,o,h,l){h||(n-=t,i-=e,a-=r,o-=s);var f=n*o-i*a;if(!u.isZero(f)){var d=t-r,_=e-s,g=(a*_-o*d)/f,v=(n*_-i*d)/f,p=1e-12,m=-p,y=1+p;if(l||m<g&&g<y&&m<v&&v<y)return l||(g=g<=0?0:g>=1?1:g),new c(t+g*n,e+g*i)}},getSide:function(t,e,n,i,r,s,a,o){a||(n-=t,i-=e);var h=r-t,u=s-e,l=h*i-u*n;return 0!==l||o||(l=(h*n+h*n)/(n*n+i*i),l>=0&&l<=1&&(l=0)),l<0?-1:l>0?1:0},getSignedDistance:function(t,e,n,i,r,s,a){return a||(n-=t,i-=e),0===n?i>0?r-t:t-r:0===i?n<0?s-e:e-s:((r-t)*i-(s-e)*n)/Math.sqrt(n*n+i*i)}}}),y=o.extend({_class:"Project",_list:"projects",_reference:"project",_compactSerialize:!0,initialize:function(t){o.call(this,!0),this._children=[],this._namedChildren={},this._activeLayer=null,this._currentStyle=new V(null,null,this),this._view=Z.create(this,t||tt.getCanvas(1,1)),this._selectionItems={},this._selectionCount=0,this._updateVersion=0},_serialize:function(t,e){return r.serialize(this._children,t,!0,e)},_changed:function(t,e){if(1&t){var n=this._view;n&&(n._needsUpdate=!0,!n._requested&&n._autoUpdate&&n.requestUpdate())}var i=this._changes;if(i&&e){var r=this._changesById,s=e._id,a=r[s];a?a.flags|=t:i.push(r[s]={item:e,flags:t})}},clear:function(){for(var t=this._children,e=t.length-1;e>=0;e--)t[e].remove()},isEmpty:function(){return 0===this._children.length},remove:function ht(){return!!ht.base.call(this)&&(this._view&&this._view.remove(),!0)},getView:function(){return this._view},getCurrentStyle:function(){return this._currentStyle},setCurrentStyle:function(t){this._currentStyle.initialize(t)},getIndex:function(){return this._index},getOptions:function(){return this._scope.settings},getLayers:function(){return this._children},getActiveLayer:function(){return this._activeLayer||new b({project:this,insert:!0})},getSymbolDefinitions:function(){var t=[],e={};return this.getItems({"class":k,match:function(n){var i=n._definition,r=i._id;return e[r]||(e[r]=!0,t.push(i)),!1}}),t},getSymbols:"getSymbolDefinitions",getSelectedItems:function(){var t=this._selectionItems,e=[];for(var n in t){var i=t[n],r=i._selection;1&r&&i.isInserted()?e.push(i):r||this._updateSelection(i)}return e},_updateSelection:function(t){var e=t._id,n=this._selectionItems;t._selection?n[e]!==t&&(this._selectionCount++,n[e]=t):n[e]===t&&(this._selectionCount--,delete n[e])},selectAll:function(){for(var t=this._children,e=0,n=t.length;e<n;e++)t[e].setFullySelected(!0)},deselectAll:function(){var t=this._selectionItems;for(var e in t)t[e].setFullySelected(!1)},addLayer:function(t){return this.insertLayer(e,t)},insertLayer:function(t,e){if(e instanceof b){e._remove(!1,!0),r.splice(this._children,[e],t,0),e._setProject(this,!0);var n=e._name;n&&e.setName(n),this._changes&&e._changed(5),this._activeLayer||(this._activeLayer=e)}else e=null;return e},_insertItem:function(t,n,i,r){return n=this.insertLayer(t,n)||(this._activeLayer||this._insertItem(e,new b(w.NO_INSERT),!0,!0)).insertChild(t,n,i),r&&n.activate&&n.activate(),n},getItems:function(t){return w._getItems(this,t)},getItem:function(t){return w._getItems(this,t,null,null,!0)[0]||null},importJSON:function(t){this.activate();var e=this._activeLayer;return r.importJSON(t,e&&e.isEmpty()&&e)},removeOn:function(t){var e=this._removeSets;if(e){"mouseup"===t&&(e.mousedrag=null);var n=e[t];if(n){for(var i in n){var r=n[i];for(var s in e){var a=e[s];a&&a!=n&&delete a[r._id]}r.remove()}e[t]=null}}},draw:function(t,e,n){this._updateVersion++,t.save(),e.applyToContext(t);for(var i=this._children,s=new r({offset:new c(0,0),pixelRatio:n,viewMatrix:e.isIdentity()?null:e,matrices:[new p],updateMatrix:!0}),a=0,o=i.length;a<o;a++)i[a].draw(t,s);if(t.restore(),this._selectionCount>0){t.save(),t.strokeWidth=1;var h=this._selectionItems,u=this._scope.settings.handleSize,l=this._updateVersion;for(var f in h)h[f]._drawSelection(t,e,u,h,l);t.restore()}}}),w=r.extend(s,{statics:{extend:function ut(t){return t._serializeFields&&(t._serializeFields=r.set({},this.prototype._serializeFields,t._serializeFields)),ut.base.apply(this,arguments)},NO_INSERT:{insert:!1}},_class:"Item",_name:null,_applyMatrix:!0,_canApplyMatrix:!0,_canScaleStroke:!1,_pivot:null,_visible:!0,_blendMode:"normal",_opacity:1,_locked:!1,_guide:!1,_clipMask:!1,_selection:0,_selectBounds:!0,_selectChildren:!1,_serializeFields:{name:null,applyMatrix:null,matrix:new p,pivot:null,visible:!0,blendMode:"normal",opacity:1,locked:!1,guide:!1,clipMask:!1,selected:!1,data:{}}},new function(){var t=["onMouseDown","onMouseUp","onMouseDrag","onClick","onDoubleClick","onMouseMove","onMouseEnter","onMouseLeave"];return r.each(t,function(t){this._events[t]={install:function(t){this.getView()._countItemEvent(t,1)},uninstall:function(t){this.getView()._countItemEvent(t,-1)}}},{_events:{onFrame:{install:function(){this.getView()._animateItem(this,!0)},uninstall:function(){this.getView()._animateItem(this,!1)}},onLoad:{},onError:{}},statics:{_itemHandlers:t}})},{initialize:function(){},_initialize:function(t,n){var i=t&&r.isPlainObject(t),s=i&&t.internal===!0,a=this._matrix=new p,o=i&&t.project||paper.project,h=paper.settings;return this._id=s?null:l.get(),this._parent=this._index=null,this._applyMatrix=this._canApplyMatrix&&h.applyMatrix,n&&a.translate(n),a._owner=this,this._style=new V(o._currentStyle,this,o),s||i&&t.insert===!1||!h.insertItems&&(!i||t.insert!==!0)?this._setProject(o):(i&&t.parent||o)._insertItem(e,this,!0,!0),i&&t!==w.NO_INSERT&&r.filter(this,t,{internal:!0,insert:!0,project:!0,parent:!0}),i},_serialize:function(t,e){function n(n){for(var a in n){var o=s[a];r.equals(o,"leading"===a?1.2*n.fontSize:n[a])||(i[a]=r.serialize(o,t,"data"!==a,e))}}var i={},s=this;return n(this._serializeFields),this instanceof x||n(this._style._defaults),[this._class,i]},_changed:function(t){var n=this._symbol,i=this._parent||n,r=this._project;8&t&&(this._bounds=this._position=this._decomposed=this._globalMatrix=e),i&&40&t&&w._clearBoundsCache(i),2&t&&w._clearBoundsCache(this),r&&r._changed(t,this),n&&n._changed(t)},set:function(t){return t&&this._set(t),this},getId:function(){return this._id},getName:function(){return this._name},setName:function(t){if(this._name&&this._removeNamed(),t===+t+"")throw new Error("Names consisting only of numbers are not supported.");var n=this._getOwner();if(t&&n){var i=n._children,r=n._namedChildren;(r[t]=r[t]||[]).push(this),t in i||(i[t]=this)}this._name=t||e,this._changed(128)},getStyle:function(){return this._style},setStyle:function(t){this.getStyle().set(t)}},r.each(["locked","visible","blendMode","opacity","guide"],function(t){var e=r.capitalize(t),t="_"+t;this["get"+e]=function(){return this[t]},this["set"+e]=function(e){e!=this[t]&&(this[t]=e,this._changed("_locked"===t?128:129))}},{}),{beans:!0,getSelection:function(){return this._selection},setSelection:function(t){if(t!==this._selection){this._selection=t;var e=this._project;e&&(e._updateSelection(this),this._changed(129))}},changeSelection:function(t,e){var n=this._selection;this.setSelection(e?n|t:n&~t)},isSelected:function(){if(this._selectChildren)for(var t=this._children,e=0,n=t.length;e<n;e++)if(t[e].isSelected())return!0;return!!(1&this._selection)},setSelected:function(t){if(this._selectChildren)for(var e=this._children,n=0,i=e.length;n<i;n++)e[n].setSelected(t);this.changeSelection(1,t)},isFullySelected:function(){var t=this._children,e=!!(1&this._selection);if(t&&e){for(var n=0,i=t.length;n<i;n++)if(!t[n].isFullySelected())return!1;return!0}return e},setFullySelected:function(t){var e=this._children;if(e)for(var n=0,i=e.length;n<i;n++)e[n].setFullySelected(t);this.changeSelection(1,t)},isClipMask:function(){return this._clipMask},setClipMask:function(t){this._clipMask!=(t=!!t)&&(this._clipMask=t,t&&(this.setFillColor(null),this.setStrokeColor(null)),this._changed(129),this._parent&&this._parent._changed(1024))},getData:function(){return this._data||(this._data={}),this._data},setData:function(t){this._data=t},getPosition:function(t){var e=this._position,n=t?c:f;if(!e){var i=this._pivot;e=this._position=i?this._matrix._transformPoint(i):this.getBounds().getCenter(!0)}return new 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p).translate(n.getTranslation())),e=this.getBounds()),i.scale(0!==e.width?t.width/e.width:0,0!==e.height?t.height/e.height:0)),r=e.getCenter(),i.translate(-r.x,-r.y),this.transform(i)},_getBounds:function(t,e){var n=this._children;return n&&0!==n.length?(w._updateBoundsCache(this,e.cacheItem),w._getBounds(n,t,e)):new g},_getCachedBounds:function(t,e){t=t&&t._orNullIfIdentity();var n=e.internal,i=e.cacheItem,r=n?null:this._matrix._orNullIfIdentity(),s=i&&(!t||t.equals(r))&&[e.stroke?1:0,e.handle?1:0,n?1:0].join("");if(w._updateBoundsCache(this._parent||this._symbol,i),s&&this._bounds&&s in this._bounds)return this._bounds[s].rect.clone();var a=this._getBounds(t||r,e);if(s){this._bounds||(this._bounds={});this._bounds[s]={rect:a.clone(),internal:e.internal}}return a},_getStrokeMatrix:function(t,e){var n=this.getStrokeScaling()?null:e&&e.internal?this:this._parent||this._symbol&&this._symbol._item,i=n?n.getViewMatrix().invert():t;return 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m=n?n.appended(a):this._canScaleStroke&&!this.getStrokeScaling(!0)&&s,y=!g&&e.clipItem,w=!m||y;if(g?(t.globalAlpha=f,_&&(t.globalCompositeOperation=c)):w&&t.translate(-u.x,-u.y),w&&(g?a:s).applyToContext(t),y&&e.clipItem.draw(t,e.extend({clip:!0})),m){t.setTransform(v,0,0,v,0,0);var x=e.offset;x&&t.translate(-x.x,-x.y)}this._draw(t,e,s,m),t.restore(),r.pop(),e.clip&&!e.dontFinish&&t.clip(),g||(et.process(c,t,h,f,u.subtract(l).multiply(v)),tt.release(t),e.offset=l)}}},_isUpdated:function(t){var e=this._parent;if(e instanceof L)return e._isUpdated(t);var n=this._updateVersion===t;return!n&&e&&e._visible&&e._isUpdated(t)&&(this._updateVersion=t,n=!0),n},_drawSelection:function(t,e,n,i,r){var s=this._selection,a=1&s,o=2&s||a&&this._selectBounds,h=4&s;if(this._drawSelected||(a=!1),
(a||o||h)&&this._isUpdated(r)){var u,l=this.getSelectedColor(!0)||(u=this.getLayer())&&u.getSelectedColor(!0),c=e.appended(this.getGlobalMatrix(!0)),f=n/2;if(t.strokeStyle=t.fillStyle=l?l.toCanvasStyle(t):"#009dec",a&&this._drawSelected(t,c,i),h){var d=this.getPosition(!0),_=d.x,g=d.y;t.beginPath(),t.arc(_,g,f,0,2*Math.PI,!0),t.stroke();for(var v=[[0,-1],[1,0],[0,1],[-1,0]],p=f,m=n+1,y=0;y<4;y++){var w=v[y],x=w[0],b=w[1];t.moveTo(_+x*p,g+b*p),t.lineTo(_+x*m,g+b*m),t.stroke()}}if(o){var C=c._transformCorners(this.getInternalBounds());t.beginPath();for(var y=0;y<8;y++)t[0===y?"moveTo":"lineTo"](C[y],C[++y]);t.closePath(),t.stroke();for(var y=0;y<8;y++)t.fillRect(C[y]-f,C[++y]-f,n,n)}}},_canComposite:function(){return!1}},r.each(["down","drag","up","move"],function(t){this["removeOn"+r.capitalize(t)]=function(){var e={};return e[t]=!0,this.removeOn(e)}},{removeOn:function(t){for(var e in t)if(t[e]){var n="mouse"+e,i=this._project,r=i._removeSets=i._removeSets||{};r[n]=r[n]||{},r[n][this._id]=this}return this}})),x=w.extend({_class:"Group",_selectBounds:!1,_selectChildren:!0,_serializeFields:{children:[]},initialize:function(t){this._children=[],this._namedChildren={},this._initialize(t)||this.addChildren(Array.isArray(t)?t:arguments)},_changed:function ft(t){ft.base.call(this,t),1026&t&&(this._clipItem=e)},_getClipItem:function(){var t=this._clipItem;if(t===e){t=null;for(var n=this._children,i=0,r=n.length;i<r;i++)if(n[i]._clipMask){t=n[i];break}this._clipItem=t}return t},isClipped:function(){return!!this._getClipItem()},setClipped:function(t){var e=this.getFirstChild();e&&e.setClipMask(t)},_getBounds:function dt(t,e){var n=this._getClipItem();return n?n._getCachedBounds(t&&t.appended(n._matrix),r.set({},e,{stroke:!1})):dt.base.call(this,t,e)},_hitTestChildren:function _t(t,e,n){var i=this._getClipItem();return(!i||i.contains(t))&&_t.base.call(this,t,e,n,i)},_draw:function(t,e){var n=e.clip,i=!n&&this._getClipItem();e=e.extend({clipItem:i,clip:!1}),n?(t.beginPath(),e.dontStart=e.dontFinish=!0):i&&i.draw(t,e.extend({clip:!0}));for(var r=this._children,s=0,a=r.length;s<a;s++){var o=r[s];o!==i&&o.draw(t,e)}}}),b=x.extend({_class:"Layer",initialize:function(){x.apply(this,arguments)},_getOwner:function(){return this._parent||null!=this._index&&this._project},isInserted:function gt(){return this._parent?gt.base.call(this):null!=this._index},activate:function(){this._project._activeLayer=this},_hitTestSelf:function(){}}),C=w.extend({_class:"Shape",_applyMatrix:!1,_canApplyMatrix:!1,_canScaleStroke:!0,_serializeFields:{type:null,size:null,radius:null},initialize:function(t){this._initialize(t)},_equals:function(t){return this._type===t._type&&this._size.equals(t._size)&&r.equals(this._radius,t._radius)},copyContent:function(t){this.setType(t._type),this.setSize(t._size),this.setRadius(t._radius)},getType:function(){return this._type},setType:function(t){this._type=t},getShape:"#getType",setShape:"#setType",getSize:function(){var t=this._size;return new _(t.width,t.height,this,"setSize")},setSize:function(){var t=d.read(arguments);if(this._size){if(!this._size.equals(t)){var e=this._type,n=t.width,i=t.height;if("rectangle"===e){var r=d.min(this._radius,t.divide(2));this._radius.set(r.width,r.height)}else"circle"===e?(n=i=(n+i)/2,this._radius=n/2):"ellipse"===e&&this._radius.set(n/2,i/2);this._size.set(n,i),this._changed(9)}}else this._size=t.clone()},getRadius:function(){var t=this._radius;return"circle"===this._type?t:new _(t.width,t.height,this,"setRadius")},setRadius:function(t){var e=this._type;if("circle"===e){if(t===this._radius)return;var n=2*t;this._radius=t,this._size.set(n,n)}else if(t=d.read(arguments),this._radius){if(this._radius.equals(t))return;if(this._radius.set(t.width,t.height),"rectangle"===e){var n=d.max(this._size,t.multiply(2));this._size.set(n.width,n.height)}else"ellipse"===e&&this._size.set(2*t.width,2*t.height)}else this._radius=t.clone();this._changed(9)},isEmpty:function(){return!1},toPath:function(t){var n=new(E[r.capitalize(this._type)])({center:new c,size:this._size,radius:this._radius,insert:!1});return n.copyAttributes(this),paper.settings.applyMatrix&&n.setApplyMatrix(!0),(t===e||t)&&n.insertAbove(this),n},toShape:"#clone",_draw:function(t,e,n,i){var r=this._style,s=r.hasFill(),a=r.hasStroke(),o=e.dontFinish||e.clip,h=!i;if(s||a||o){var u=this._type,l=this._radius,c="circle"===u;if(e.dontStart||t.beginPath(),h&&c)t.arc(0,0,l,0,2*Math.PI,!0);else{var f=c?l:l.width,d=c?l:l.height,_=this._size,g=_.width,v=_.height;if(h&&"rectangle"===u&&0===f&&0===d)t.rect(-g/2,-v/2,g,v);else{var p=g/2,m=v/2,y=.44771525016920644,w=f*y,x=d*y,b=[-p,-m+d,-p,-m+x,-p+w,-m,-p+f,-m,p-f,-m,p-w,-m,p,-m+x,p,-m+d,p,m-d,p,m-x,p-w,m,p-f,m,-p+f,m,-p+w,m,-p,m-x,-p,m-d];i&&i.transform(b,b,32),t.moveTo(b[0],b[1]),t.bezierCurveTo(b[2],b[3],b[4],b[5],b[6],b[7]),p!==f&&t.lineTo(b[8],b[9]),t.bezierCurveTo(b[10],b[11],b[12],b[13],b[14],b[15]),m!==d&&t.lineTo(b[16],b[17]),t.bezierCurveTo(b[18],b[19],b[20],b[21],b[22],b[23]),p!==f&&t.lineTo(b[24],b[25]),t.bezierCurveTo(b[26],b[27],b[28],b[29],b[30],b[31])}}t.closePath()}o||!s&&!a||(this._setStyles(t,e,n),s&&(t.fill(r.getFillRule()),t.shadowColor="rgba(0,0,0,0)"),a&&t.stroke())},_canComposite:function(){return!(this.hasFill()&&this.hasStroke())},_getBounds:function(t,e){var n=new g(this._size).setCenter(0,0),i=this._style,r=e.stroke&&i.hasStroke()&&i.getStrokeWidth();return t&&(n=t._transformBounds(n)),r?n.expand(E._getStrokePadding(r,this._getStrokeMatrix(t,e))):n}},new function(){function t(t,e,n){var i=t._radius;if(!i.isZero())for(var r=t._size.divide(2),s=0;s<4;s++){var a=new c(1&s?1:-1,s>1?1:-1),o=a.multiply(r),h=o.subtract(a.multiply(i)),u=new g(o,h);if((n?u.expand(n):u).contains(e))return h}}function e(t,e,n,i){var r=t.divide(e);return(!i||r.quadrant===i)&&r.subtract(r.normalize()).multiply(e).divide(n).length<=1}return{_contains:function n(e){if("rectangle"===this._type){var i=t(this,e);return i?e.subtract(i).divide(this._radius).getLength()<=1:n.base.call(this,e)}return e.divide(this.size).getLength()<=.5},_hitTestSelf:function i(n,r,s,a){var o=!1,h=this._style,u=r.stroke&&h.hasStroke(),l=r.fill&&h.hasFill();if(u||l){var c=this._type,f=this._radius,d=u?h.getStrokeWidth()/2:0,_=r._tolerancePadding.add(E._getStrokePadding(d,!h.getStrokeScaling()&&a));if("rectangle"===c){var v=_.multiply(2),p=t(this,n,v);if(p)o=e(n.subtract(p),f,_,p.getQuadrant());else{var m=new g(this._size).setCenter(0,0),y=m.expand(v),w=m.expand(v.negate());o=y._containsPoint(n)&&!w._containsPoint(n)}}else o=e(n,f,_)}return o?new P(u?"stroke":"fill",this):i.base.apply(this,arguments)}}},{statics:new function(){function t(t,e,n,i,s){var a=new C(r.getNamed(s));return a._type=t,a._size=n,a._radius=i,a.translate(e)}return{Circle:function(){var e=c.readNamed(arguments,"center"),n=r.readNamed(arguments,"radius");return t("circle",e,new d(2*n),n,arguments)},Rectangle:function(){var e=g.readNamed(arguments,"rectangle"),n=d.min(d.readNamed(arguments,"radius"),e.getSize(!0).divide(2));return t("rectangle",e.getCenter(!0),e.getSize(!0),n,arguments)},Ellipse:function(){var e=C._readEllipse(arguments),n=e.radius;return t("ellipse",e.center,n.multiply(2),n,arguments)},_readEllipse:function(t){var e,n;if(r.hasNamed(t,"radius"))e=c.readNamed(t,"center"),n=d.readNamed(t,"radius");else{var i=g.readNamed(t,"rectangle");e=i.getCenter(!0),n=i.getSize(!0).divide(2)}return{center:e,radius:n}}}}}),S=w.extend({_class:"Raster",_applyMatrix:!1,_canApplyMatrix:!1,_boundsOptions:{stroke:!1,handle:!1},_serializeFields:{crossOrigin:null,source:null},initialize:function(t,n){if(!this._initialize(t,n!==e&&c.read(arguments,1))){var r="string"==typeof t?i.getElementById(t):t;r?this.setImage(r):this.setSource(t)}this._size||(this._size=new d,this._loaded=!1)},_equals:function(t){return this.getSource()===t.getSource()},copyContent:function(t){var e=t._image,n=t._canvas;if(e)this._setImage(e);else if(n){var i=tt.getCanvas(t._size);i.getContext("2d").drawImage(n,0,0),this._setImage(i)}this._crossOrigin=t._crossOrigin},getSize:function(){var t=this._size;return new _(t?t.width:0,t?t.height:0,this,"setSize")},setSize:function(){var t=d.read(arguments);if(!t.equals(this._size))if(t.width>0&&t.height>0){var e=this.getElement();this._setImage(tt.getCanvas(t)),e&&this.getContext(!0).drawImage(e,0,0,t.width,t.height)}else this._canvas&&tt.release(this._canvas),this._size=t.clone()},getWidth:function(){return this._size?this._size.width:0},setWidth:function(t){this.setSize(t,this.getHeight())},getHeight:function(){return this._size?this._size.height:0},setHeight:function(t){this.setSize(this.getWidth(),t)},getLoaded:function(){return this._loaded},isEmpty:function(){var t=this._size;return!t||0===t.width&&0===t.height},getResolution:function(){var t=this._matrix,e=new c(0,0).transform(t),n=new c(1,0).transform(t).subtract(e),i=new c(0,1).transform(t).subtract(e);return new d(72/n.getLength(),72/i.getLength())},getPpi:"#getResolution",getImage:function(){return this._image},setImage:function(t){function e(t){var e=n.getView(),i=t&&t.type||"load";e&&n.responds(i)&&(paper=e._scope,n.emit(i,new G(t)))}var n=this;this._setImage(t),this._loaded?setTimeout(e,0):t&&U.add(t,{load:function(i){n._setImage(t),e(i)},error:e})},_setImage:function(t){this._canvas&&tt.release(this._canvas),t&&t.getContext?(this._image=null,this._canvas=t,this._loaded=!0):(this._image=t,this._canvas=null,this._loaded=!!(t&&t.src&&t.complete)),this._size=new d(t?t.naturalWidth||t.width:0,t?t.naturalHeight||t.height:0),this._context=null,this._changed(521)},getCanvas:function(){if(!this._canvas){var t=tt.getContext(this._size);try{this._image&&t.drawImage(this._image,0,0),this._canvas=t.canvas}catch(e){tt.release(t)}}return this._canvas},setCanvas:"#setImage",getContext:function(t){return this._context||(this._context=this.getCanvas().getContext("2d")),t&&(this._image=null,this._changed(513)),this._context},setContext:function(t){this._context=t},getSource:function(){var t=this._image;return t&&t.src||this.toDataURL()},setSource:function(t){var e=new n.Image,i=this._crossOrigin;i&&(e.crossOrigin=i),e.src=t,this.setImage(e)},getCrossOrigin:function(){var t=this._image;return t&&t.crossOrigin||this._crossOrigin||""},setCrossOrigin:function(t){this._crossOrigin=t;var e=this._image;e&&(e.crossOrigin=t)},getElement:function(){return this._canvas||this._loaded&&this._image}},{beans:!1,getSubCanvas:function(){var t=g.read(arguments),e=tt.getContext(t.getSize());return e.drawImage(this.getCanvas(),t.x,t.y,t.width,t.height,0,0,t.width,t.height),e.canvas},getSubRaster:function(){var t=g.read(arguments),e=new S(w.NO_INSERT);return e._setImage(this.getSubCanvas(t)),e.translate(t.getCenter().subtract(this.getSize().divide(2))),e._matrix.prepend(this._matrix),e.insertAbove(this),e},toDataURL:function(){var t=this._image,e=t&&t.src;if(/^data:/.test(e))return e;var n=this.getCanvas();return n?n.toDataURL.apply(n,arguments):null},drawImage:function(t){var e=c.read(arguments,1);this.getContext(!0).drawImage(t,e.x,e.y)},getAverageColor:function(t){var e,n;if(t?t instanceof O?(n=t,e=t.getBounds()):"object"==typeof t&&("width"in t?e=new g(t):"x"in t&&(e=new g(t.x-.5,t.y-.5,1,1))):e=this.getBounds(),!e)return null;var i=32,s=Math.min(e.width,i),a=Math.min(e.height,i),o=S._sampleContext;o?o.clearRect(0,0,i+1,i+1):o=S._sampleContext=tt.getContext(new d(i)),o.save();var h=(new p).scale(s/e.width,a/e.height).translate(-e.x,-e.y);h.applyToContext(o),n&&n.draw(o,new r({clip:!0,matrices:[h]})),this._matrix.applyToContext(o);var u=this.getElement(),l=this._size;u&&o.drawImage(u,-l.width/2,-l.height/2),o.restore();for(var c=o.getImageData(.5,.5,Math.ceil(s),Math.ceil(a)).data,f=[0,0,0],_=0,v=0,m=c.length;v<m;v+=4){var y=c[v+3];_+=y,y/=255,f[0]+=c[v]*y,f[1]+=c[v+1]*y,f[2]+=c[v+2]*y}for(var v=0;v<3;v++)f[v]/=_;return _?D.read(f):null},getPixel:function(){var t=c.read(arguments),e=this.getContext().getImageData(t.x,t.y,1,1).data;return new D("rgb",[e[0]/255,e[1]/255,e[2]/255],e[3]/255)},setPixel:function(){var t=c.read(arguments),e=D.read(arguments),n=e._convert("rgb"),i=e._alpha,r=this.getContext(!0),s=r.createImageData(1,1),a=s.data;a[0]=255*n[0],a[1]=255*n[1],a[2]=255*n[2],a[3]=null!=i?255*i:255,r.putImageData(s,t.x,t.y)},createImageData:function(){var t=d.read(arguments);return this.getContext().createImageData(t.width,t.height)},getImageData:function(){var t=g.read(arguments);return t.isEmpty()&&(t=new g(this._size)),this.getContext().getImageData(t.x,t.y,t.width,t.height)},setImageData:function(t){var e=c.read(arguments,1);this.getContext(!0).putImageData(t,e.x,e.y)},_getBounds:function(t,e){var n=new g(this._size).setCenter(0,0);return t?t._transformBounds(n):n},_hitTestSelf:function(t){if(this._contains(t)){var e=this;return new P("pixel",e,{offset:t.add(e._size.divide(2)).round(),color:{get:function(){return e.getPixel(this.offset)}}})}},_draw:function(t){var e=this.getElement();e&&(t.globalAlpha=this._opacity,t.drawImage(e,-this._size.width/2,-this._size.height/2))},_canComposite:function(){return!0}}),k=w.extend({_class:"SymbolItem",_applyMatrix:!1,_canApplyMatrix:!1,_boundsOptions:{stroke:!0},_serializeFields:{symbol:null},initialize:function(t,n){this._initialize(t,n!==e&&c.read(arguments,1))||this.setDefinition(t instanceof I?t:new I(t))},_equals:function(t){return this._definition===t._definition},copyContent:function(t){this.setDefinition(t._definition)},getDefinition:function(){return this._definition},setDefinition:function(t){this._definition=t,this._changed(9)},getSymbol:"#getDefinition",setSymbol:"#setDefinition",isEmpty:function(){return this._definition._item.isEmpty()},_getBounds:function(t,e){var n=this._definition._item;return n._getCachedBounds(n._matrix.prepended(t),e)},_hitTestSelf:function(t,e,n,i){var r=this._definition._item._hitTest(t,e,n);return r&&(r.item=this),r},_draw:function(t,e){this._definition._item.draw(t,e)}}),I=r.extend({_class:"SymbolDefinition",initialize:function(t,e){this._id=l.get(),this.project=paper.project,t&&this.setItem(t,e)},_serialize:function(t,e){return e.add(this,function(){return r.serialize([this._class,this._item],t,!1,e)})},_changed:function(t){8&t&&w._clearBoundsCache(this),1&t&&this.project._changed(t)},getItem:function(){return this._item},setItem:function(t,e){t._symbol&&(t=t.clone()),this._item&&(this._item._symbol=null),this._item=t,t.remove(),t.setSelected(!1),e||t.setPosition(new c),t._symbol=this,this._changed(9)},getDefinition:"#getItem",setDefinition:"#setItem",place:function(t){return new k(this,t)},clone:function(){return new I(this._item.clone(!1))},equals:function(t){return t===this||t&&this._item.equals(t._item)||!1}}),P=r.extend({_class:"HitResult",initialize:function(t,e,n){this.type=t,this.item=e,n&&(n.enumerable=!0,this.inject(n))},statics:{getOptions:function(t){var e=t&&r.read(t);return r.set({type:null,tolerance:paper.settings.hitTolerance,fill:!e,stroke:!e,segments:!e,handles:!1,ends:!1,center:!1,bounds:!1,guides:!1,selected:!1},e)}}}),M=r.extend({_class:"Segment",beans:!0,_selection:0,initialize:function(t,n,i,r,s,a){var o,h,u,l,c=arguments.length;0===c||(1===c?t&&"point"in t?(o=t.point,h=t.handleIn,u=t.handleOut,l=t.selection):o=t:null==t||"object"==typeof t?(o=t,h=n,u=i,l=r):(o=t!==e?[t,n]:null,h=i!==e?[i,r]:null,u=s!==e?[s,a]:null)),new A(o,this,"_point"),new A(h,this,"_handleIn"),new A(u,this,"_handleOut"),l&&this.setSelection(l)},_serialize:function(t,e){var n=this._point,i=this._selection,s=i||this.hasHandles()?[n,this._handleIn,this._handleOut]:n;return i&&s.push(i),r.serialize(s,t,!0,e)},_changed:function(t){var e=this._path;if(e){var n,i=e._curves,r=this._index;i&&(t&&t!==this._point&&t!==this._handleIn||!(n=r>0?i[r-1]:e._closed?i[i.length-1]:null)||n._changed(),t&&t!==this._point&&t!==this._handleOut||!(n=i[r])||n._changed()),e._changed(25)}},getPoint:function(){return this._point},setPoint:function(){var t=c.read(arguments);this._point.set(t.x,t.y)},getHandleIn:function(){return this._handleIn},setHandleIn:function(){var t=c.read(arguments);this._handleIn.set(t.x,t.y)},getHandleOut:function(){return this._handleOut},setHandleOut:function(){var t=c.read(arguments);this._handleOut.set(t.x,t.y)},hasHandles:function(){return!this._handleIn.isZero()||!this._handleOut.isZero()},clearHandles:function(){this._handleIn.set(0,0),this._handleOut.set(0,0)},getSelection:function(){return this._selection},setSelection:function(t){var e=this._selection,n=this._path;this._selection=t=t||0,n&&t!==e&&(n._updateSelection(this,e,t),n._changed(129))},changeSelection:function(t,e){var 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s=t.getNext();s&&(e=0,t=s)}this._setCurve(t),this._time=e,this._point=n||t.getPointAtTime(e),this._overlap=i,this._distance=r,this._intersection=this._next=this._previous=null},_setCurve:function(t){var e=t._path;this._path=e,this._version=e?e._version:0,this._curve=t,this._segment=null,this._segment1=t._segment1,this._segment2=t._segment2},_setSegment:function(t){this._setCurve(t.getCurve()),this._segment=t,this._time=t===this._segment1?0:1,this._point=t._point.clone()},getSegment:function(){var t=this.getCurve(),e=this._segment;if(!e){var n=this.getTime();0===n?e=t._segment1:1===n?e=t._segment2:null!=n&&(e=t.getPartLength(0,n)<t.getPartLength(n,1)?t._segment1:t._segment2),this._segment=e}return e},getCurve:function(){function t(t){var e=t&&t.getCurve();if(e&&null!=(n._time=e.getTimeOf(n._point)))return n._setCurve(e),n._segment=t,e}var e=this._path,n=this;return 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t=this._intersection;if(t&&this.getTangent().isCollinear(t.getTangent())){var e=this.getCurve(),n=t.getCurve();return!(e.isStraight()&&n.isStraight()&&e.getLine().intersect(n.getLine()))}return!1},isCrossing:function(){function t(t,e,n){return e<n?t>e&&t<n:t>e||t<n}var e=this._intersection;if(!e)return!1;var n=this.getTime(),i=e.getTime(),r=4e-7,s=1-r,a=n>r&&n<s,o=i>r&&i<s;if(a&&o)return!this.isTouching();var h=this.getCurve(),u=n<=r?h.getPrevious():h,l=e.getCurve(),c=i<=r?l.getPrevious():l;if(n>=s&&(h=h.getNext()),i>=s&&(l=l.getNext()),!(u&&h&&c&&l))return!1;var f=[];a||f.push(u.getLength(),h.getLength()),o||f.push(c.getLength(),l.getLength());var d=this.getPoint(),_=Math.min.apply(Math,f)/64,g=a?h.getTangentAtTime(n):h.getPointAt(_).subtract(d),v=a?g.negate():u.getPointAt(-_).subtract(d),p=o?l.getTangentAtTime(i):l.getPointAt(_).subtract(d),m=o?p.negate():c.getPointAt(-_).subtract(d),y=v.getAngle(),w=g.getAngle(),x=m.getAngle(),b=p.getAngle();return!!(a?t(y,x,b)^t(w,x,b)&&t(y,b,x)^t(w,b,x):t(x,y,w)^t(b,y,w)&&t(x,w,y)^t(b,w,y))},hasOverlap:function(){return!!this._overlap}},r.each(T._evaluateMethods,function(t){var e=t+"At";this[t]=function(){var t=this.getCurve(),n=this.getTime();return null!=n&&t&&t[e](n,!0)}},{preserve:!0}),new function(){function t(t,e,n){function i(n,i){for(var s=n+i;s>=-1&&s<=r;s+=i){var a=t[(s%r+r)%r];if(!e.getPoint().isClose(a.getPoint(),2e-7))break;if(e.equals(a))return a}return null}for(var r=t.length,s=0,a=r-1;s<=a;){var o,h=s+a>>>1,u=t[h];if(n&&(o=e.equals(u)?u:i(h,-1)||i(h,1)))return e._overlap&&(o._overlap=o._intersection._overlap=!0),o;var l=e.getPath(),c=u.getPath(),f=l===c?e.getIndex()+e.getTime()-(u.getIndex()+u.getTime()):l._id-c._id;f<0?a=h-1:s=h+1}return t.splice(s,0,e),e}return{statics:{insert:t,expand:function(e){for(var n=e.slice(),i=e.length-1;i>=0;i--)t(n,e[i]._intersection,!1);return n}}}}),O=w.extend({_class:"PathItem",_selectBounds:!1,_canScaleStroke:!0,initialize:function(){},statics:{create:function(t){var e=(t&&t.match(/m/gi)||[]).length>1||/z\s*\S+/i.test(t)?L:E;return new e(t)}},_asPathItem:function(){return this},setPathData:function(t){function e(t,e){var n=+i[t];return o&&(n+=h[e]),n}function n(t){return new c(e(t,"x"),e(t+1,"y"))}var i,r,s,a=t&&t.match(/[mlhvcsqtaz][^mlhvcsqtaz]*/gi),o=!1,h=new c,u=new c;this.clear();for(var l=0,f=a&&a.length;l<f;l++){var _=a[l],g=_[0],v=g.toLowerCase();i=_.match(/[+-]?(?:\d*\.\d+|\d+\.?)(?:[eE][+-]?\d+)?/g);var p=i&&i.length;switch(o=g===v,"z"!==r||/[mz]/.test(v)||this.moveTo(h=u),v){case"m":case"l":for(var m="m"===v,y=0;y<p;y+=2)this[0===y&&m?"moveTo":"lineTo"](h=n(y));s=h,m&&(u=h);break;case"h":case"v":for(var w="h"===v?"x":"y",y=0;y<p;y++)h[w]=e(y,w),this.lineTo(h);s=h;break;case"c":for(var y=0;y<p;y+=6)this.cubicCurveTo(n(y),s=n(y+2),h=n(y+4));break;case"s":for(var y=0;y<p;y+=4)this.cubicCurveTo(/[cs]/.test(r)?h.multiply(2).subtract(s):h,s=n(y),h=n(y+2)),r=v;break;case"q":for(var y=0;y<p;y+=4)this.quadraticCurveTo(s=n(y),h=n(y+2));break;case"t":for(var y=0;y<p;y+=2)this.quadraticCurveTo(s=/[qt]/.test(r)?h.multiply(2).subtract(s):h,h=n(y)),r=v;break;case"a":for(var y=0;y<p;y+=7)this.arcTo(h=n(y+5),new d((+i[y]),(+i[y+1])),+i[y+2],+i[y+4],+i[y+3]);break;case"z":this.closePath(1e-12)}r=v}},_canComposite:function(){return!(this.hasFill()&&this.hasStroke())},_contains:function(t){var e=t.isInside(this.getBounds({internal:!0,handle:!0}))&&this._getWinding(t);return!!("evenodd"===this.getFillRule()?1&e:e)},getIntersections:function(t,e,n,i){var 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i[0]},chordLengthParameterize:function(t,e){for(var n=[0],i=t+1;i<=e;i++)n[i-t]=n[i-t-1]+this.points[i].getDistance(this.points[i-1]);for(var i=1,r=e-t;i<=r;i++)n[i]/=n[r];return n},findMaxError:function(t,e,n,i){for(var r=Math.floor((e-t+1)/2),s=0,a=t+1;a<e;a++){var o=this.evaluate(3,n,i[a-t]),h=o.subtract(this.points[a]),u=h.x*h.x+h.y*h.y;u>=s&&(s=u,r=a)}return{error:s,index:r}}}),j=w.extend({_class:"TextItem",_applyMatrix:!1,_canApplyMatrix:!1,_serializeFields:{content:null},_boundsOptions:{stroke:!1,handle:!1},initialize:function(t){this._content="",this._lines=[];var n=t&&r.isPlainObject(t)&&t.x===e&&t.y===e;this._initialize(n&&t,!n&&c.read(arguments))},_equals:function(t){return this._content===t._content},copyContent:function(t){this.setContent(t._content)},getContent:function(){return this._content},setContent:function(t){this._content=""+t,this._lines=this._content.split(/\r\n|\n|\r/gm),this._changed(265)},isEmpty:function(){return!this._content},getCharacterStyle:"#getStyle",setCharacterStyle:"#setStyle",getParagraphStyle:"#getStyle",setParagraphStyle:"#setStyle"}),F=j.extend({_class:"PointText",initialize:function(){j.apply(this,arguments)},getPoint:function(){var t=this._matrix.getTranslation();return new f(t.x,t.y,this,"setPoint")},setPoint:function(){var t=c.read(arguments);this.translate(t.subtract(this._matrix.getTranslation()))},_draw:function(t,e,n){if(this._content){this._setStyles(t,e,n);var i=this._lines,r=this._style,s=r.hasFill(),a=r.hasStroke(),o=r.getLeading(),h=t.shadowColor;t.font=r.getFontStyle(),t.textAlign=r.getJustification();for(var u=0,l=i.length;u<l;u++){t.shadowColor=h;var c=i[u];s&&(t.fillText(c,0,0),t.shadowColor="rgba(0,0,0,0)"),a&&t.strokeText(c,0,0),t.translate(0,o)}}},_getBounds:function(t,e){var 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a},"rgb-gray":function(t,e,n){return[.2989*t+.587*e+.114*n]},"gray-rgb":function(t){return[t,t,t]},"gray-hsb":function(t){return[0,0,t]},"gray-hsl":function(t){return[0,0,t]},"gradient-rgb":function(){return[]},"rgb-gradient":function(){return[]}};return r.each(i,function(t,e){s[e]=[],r.each(t,function(t,n){var a=r.capitalize(t),o=/^(hue|saturation)$/.test(t),h=s[e][n]="gradient"===t?function(t){var e=this._components[0];return t=R.read(Array.isArray(t)?t:arguments,0,{readNull:!0}),e!==t&&(e&&e._removeOwner(this),t&&t._addOwner(this)),t}:"gradient"===e?function(){return c.read(arguments,0,{readNull:"highlight"===t,clone:!0})}:function(t){return null==t||isNaN(t)?0:t};this["get"+a]=function(){return this._type===e||o&&/^hs[bl]$/.test(this._type)?this._components[n]:this._convert(e)[n]},this["set"+a]=function(t){this._type===e||o&&/^hs[bl]$/.test(this._type)||(this._components=this._convert(e),this._properties=i[e],this._type=e),this._components[n]=h.call(this,t),this._changed()}},this)},{_class:"Color",_readIndex:!0,initialize:function l(e){var n,r,a,o,h=Array.prototype.slice,u=arguments,c=this.__read,f=0;Array.isArray(e)&&(u=e,e=u[0]);var d=null!=e&&typeof e;if("string"===d&&e in i&&(n=e,e=u[1],Array.isArray(e)?(r=e,a=u[2]):(c&&(f=1),u=h.call(u,1),d=typeof e)),!r){if(o="number"===d?u:"object"===d&&null!=e.length?e:null){n||(n=o.length>=3?"rgb":"gray");var _=i[n].length;a=o[_],c&&(f+=o===arguments?_+(null!=a?1:0):1),o.length>_&&(o=h.call(o,0,_))}else if("string"===d)n="rgb",r=t(e),4===r.length&&(a=r[3],r.length--);else if("object"===d)if(e.constructor===l){if(n=e._type,r=e._components.slice(),a=e._alpha,"gradient"===n)for(var g=1,v=r.length;g<v;g++){var p=r[g];p&&(r[g]=p.clone())}}else if(e.constructor===R)n="gradient",o=u;else{n="hue"in e?"lightness"in e?"hsl":"hsb":"gradient"in e||"stops"in e||"radial"in e?"gradient":"gray"in e?"gray":"rgb";var m=i[n],y=s[n];this._components=r=[];for(var g=0,v=m.length;g<v;g++){var w=e[m[g]];null==w&&0===g&&"gradient"===n&&"stops"in e&&(w={stops:e.stops,radial:e.radial}),w=y[g].call(this,w),null!=w&&(r[g]=w)}a=e.alpha}c&&n&&(f=1)}if(this._type=n||"rgb",!r){this._components=r=[];for(var y=s[this._type],g=0,v=y.length;g<v;g++){var w=y[g].call(this,o&&o[g]);null!=w&&(r[g]=w)}}this._components=r,this._properties=i[this._type],this._alpha=a,c&&(this.__read=f)},_set:"#initialize",_serialize:function(t,e){var n=this.getComponents();return r.serialize(/^(gray|rgb)$/.test(this._type)?n:[this._type].concat(n),t,!0,e)},_changed:function(){this._canvasStyle=null,this._owner&&this._owner._changed(65)},_convert:function(t){var e;return this._type===t?this._components.slice():(e=u[this._type+"-"+t])?e.apply(this,this._components):u["rgb-"+t].apply(this,u[this._type+"-rgb"].apply(this,this._components))},convert:function(t){return new D(t,this._convert(t),this._alpha)},getType:function(){return this._type},setType:function(t){this._components=this._convert(t),this._properties=i[t],this._type=t},getComponents:function(){var t=this._components.slice();return null!=this._alpha&&t.push(this._alpha),t},getAlpha:function(){return null!=this._alpha?this._alpha:1},setAlpha:function(t){this._alpha=null==t?null:Math.min(Math.max(t,0),1),this._changed()},hasAlpha:function(){return null!=this._alpha},equals:function(t){var e=r.isPlainValue(t,!0)?D.read(arguments):t;return e===this||e&&this._class===e._class&&this._type===e._type&&this._alpha===e._alpha&&r.equals(this._components,e._components)||!1},toString:function(){for(var t=this._properties,e=[],n="gradient"===this._type,i=h.instance,r=0,s=t.length;r<s;r++){var a=this._components[r];null!=a&&e.push(t[r]+": "+(n?a:i.number(a)))}return null!=this._alpha&&e.push("alpha: "+i.number(this._alpha)),"{ "+e.join(", ")+" }"},toCSS:function(t){function e(t){return Math.round(255*(t<0?0:t>1?1:t))}var n=this._convert("rgb"),i=t||null==this._alpha?1:this._alpha;return n=[e(n[0]),e(n[1]),e(n[2])],i<1&&n.push(i<0?0:i),t?"#"+((1<<24)+(n[0]<<16)+(n[1]<<8)+n[2]).toString(16).slice(1):(4==n.length?"rgba(":"rgb(")+n.join(",")+")"},toCanvasStyle:function(t){if(this._canvasStyle)return this._canvasStyle;if("gradient"!==this._type)return this._canvasStyle=this.toCSS();var e,n=this._components,i=n[0],r=i._stops,s=n[1],a=n[2];if(i._radial){var o=a.getDistance(s),h=n[3];if(h){var u=h.subtract(s);u.getLength()>o&&(h=s.add(u.normalize(o-.1)))}var l=h||s;e=t.createRadialGradient(l.x,l.y,0,s.x,s.y,o)}else e=t.createLinearGradient(s.x,s.y,a.x,a.y);for(var c=0,f=r.length;c<f;c++){var d=r[c];e.addColorStop(d._offset||c/(f-1),d._color.toCanvasStyle())}return this._canvasStyle=e},transform:function(t){if("gradient"===this._type){for(var e=this._components,n=1,i=e.length;n<i;n++){var r=e[n];t._transformPoint(r,r,!0)}this._changed()}},statics:{_types:i,random:function(){var t=Math.random;return new D(t(),t(),t())}}})},new function(){var t={add:function(t,e){return t+e},subtract:function(t,e){return t-e},multiply:function(t,e){return t*e},divide:function(t,e){return t/e}};return r.each(t,function(t,e){this[e]=function(e){e=D.read(arguments);for(var n=this._type,i=this._components,r=e._convert(n),s=0,a=i.length;s<a;s++)r[s]=t(i[s],r[s]);return new D(n,r,null!=this._alpha?t(this._alpha,e.getAlpha()):null)}},{})}),R=r.extend({_class:"Gradient",initialize:function(t,e){this._id=l.get(),t&&this._set(t)&&(t=e=null),this._stops||this.setStops(t||["white","black"]),null==this._radial&&this.setRadial("string"==typeof e&&"radial"===e||e||!1)},_serialize:function(t,e){return e.add(this,function(){return r.serialize([this._stops,this._radial],t,!0,e)})},_changed:function(){for(var t=0,e=this._owners&&this._owners.length;t<e;t++)this._owners[t]._changed()},_addOwner:function(t){this._owners||(this._owners=[]),this._owners.push(t)},_removeOwner:function(t){var n=this._owners?this._owners.indexOf(t):-1;n!=-1&&(this._owners.splice(n,1),0===this._owners.length&&(this._owners=e))},clone:function(){for(var t=[],e=0,n=this._stops.length;e<n;e++)t[e]=this._stops[e].clone();return new R(t,this._radial)},getStops:function(){return this._stops},setStops:function(t){if(t.length<2)throw new Error("Gradient stop list needs to contain at least two stops.");var n=this._stops;if(n)for(var i=0,r=n.length;i<r;i++)n[i]._owner=e;n=this._stops=q.readAll(t,0,{clone:!0});for(var i=0,r=n.length;i<r;i++)n[i]._owner=this;this._changed()},getRadial:function(){return this._radial},setRadial:function(t){this._radial=t,this._changed()},equals:function(t){if(t===this)return!0;if(t&&this._class===t._class){var e=this._stops,n=t._stops,i=e.length;if(i===n.length){for(var r=0;r<i;r++)if(!e[r].equals(n[r]))return!1;return!0}}return!1}}),q=r.extend({_class:"GradientStop",initialize:function(t,n){var i=t,r=n;"object"==typeof t&&n===e&&(Array.isArray(t)&&"number"!=typeof t[0]?(i=t[0],r=t[1]):("color"in t||"offset"in t||"rampPoint"in t)&&(i=t.color,r=t.offset||t.rampPoint||0)),this.setColor(i),this.setOffset(r)},clone:function(){return new q(this._color.clone(),this._offset)},_serialize:function(t,e){var n=this._color,i=this._offset;return r.serialize(null==i?[n]:[n,i],t,!0,e)},_changed:function(){this._owner&&this._owner._changed(65)},getOffset:function(){return this._offset},setOffset:function(t){this._offset=t,this._changed()},getRampPoint:"#getOffset",setRampPoint:"#setOffset",getColor:function(){return this._color},setColor:function(){var t=D.read(arguments,0,{clone:!0});t&&(t._owner=this),this._color=t,this._changed()},equals:function(t){return 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r=this._owner,s=r&&r._children;if(s&&s.length>0&&!(r instanceof L))for(var a=0,o=s.length;a<o;a++)s[a]._style[f](t);else if(n in this._defaults){var h=this._values[n];h!==t&&(i&&(h&&h._owner!==e&&(h._owner=e),t&&t.constructor===D&&(t._owner&&(t=t.clone()),t._owner=r)),this._values[n]=t,r&&r._changed(l||65))}},o[d]=function(t){var s,a=this._owner,o=a&&a._children;if(n in this._defaults&&(!o||0===o.length||t||a instanceof L)){var s=this._values[n];if(s===e)s=this._defaults[n],s&&s.clone&&(s=s.clone());else{var u=i?D:h?c:null;!u||s&&s.constructor===u||(this._values[n]=s=u.read([s],0,{readNull:!0,clone:!0}),s&&i&&(s._owner=a))}}else if(o)for(var l=0,f=o.length;l<f;l++){var _=o[l]._style[d]();if(0===l)s=_;else if(!r.equals(s,_))return e}return s},a[d]=function(t){return this._style[d](t)},a[f]=function(t){this._style[f](t)}}),r.each({Font:"FontFamily",WindingRule:"FillRule"},function(t,e){var n="get"+e,i="set"+e;o[n]=a[n]="#get"+t,o[i]=a[i]="#set"+t}),w.inject(a),o},{set:function(t){var e=t 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this._autoUpdate},setAutoUpdate:function(t){this._autoUpdate=t,t&&this.requestUpdate()},update:function(){},draw:function(){this.update()},requestUpdate:function(){if(!this._requested){var t=this;U.requestAnimationFrame(function(){if(t._requested=!1,t._animate){t.requestUpdate();var e=t._element;H.getPrefixed(i,"hidden")&&"true"!==a.getAttribute(e,"keepalive")||!H.isInView(e)||t._handleFrame()}t._autoUpdate&&t.update()}),this._requested=!0}},play:function(){this._animate=!0,this.requestUpdate()},pause:function(){this._animate=!1},_handleFrame:function(){paper=this._scope;var t=Date.now()/1e3,e=this._last?t-this._last:0;this._last=t,this.emit("frame",new r({delta:e,time:this._time+=e,count:this._count++})),this._stats&&this._stats.update()},_animateItem:function(t,e){var n=this._frameItems;e?(n[t._id]={item:t,time:0,count:0},1===++this._frameItemCount&&this.on("frame",this._handleFrameItems)):(delete 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this._bounds||(this._bounds=this._matrix.inverted()._transformBounds(new g(new c,this._viewSize))),this._bounds},getSize:function(){return this.getBounds().getSize()},getCenter:function(){return this.getBounds().getCenter()},setCenter:function(){var t=c.read(arguments);this.translate(this.getCenter().subtract(t))},getZoom:function(){return this._zoom},setZoom:function(t){this.transform((new p).scale(t/this._zoom,this.getCenter())),this._zoom=t},getMatrix:function(){return this._matrix},setMatrix:function(){var t=this._matrix;t.initialize.apply(t,arguments)},isVisible:function(){return H.isInView(this._element)},isInserted:function(){return H.isInserted(this._element)},getPixelSize:function(t){var e,n=this._element;if(n){var r=n.parentNode,s=i.createElement("div");s.style.fontSize=t,r.appendChild(s),e=parseFloat(H.getStyles(s).fontSize),r.removeChild(s)}else e=parseFloat(e);return e},getTextWidth:function(t,e){return 0}},r.each(["rotate","scale","shear","skew"],function(t){var e="rotate"===t;this[t]=function(){var n=(e?r:c).read(arguments),i=c.read(arguments,0,{readNull:!0});return this.transform((new p)[t](n,i||this.getCenter(!0)))}},{translate:function(){var t=new p;return this.transform(t.translate.apply(t,arguments))},transform:function(t){this._matrix.append(t)},scrollBy:function(){this.translate(c.read(arguments).negate())}}),{projectToView:function(){return this._matrix._transformPoint(c.read(arguments))},viewToProject:function(){return this._matrix._inverseTransform(c.read(arguments))},getEventPoint:function(t){return this.viewToProject(U.getOffset(t,this._element))}},{statics:{_views:[],_viewsById:{},_id:0,create:function(t,e){i&&"string"==typeof e&&(e=i.getElementById(e));var r=n?W:Z;return new r(t,e)}}},new function(){function t(t){var e=U.getTarget(t);return e.getAttribute&&Z._viewsById[e.getAttribute("id")]}function e(){var t=Z._focused;if(!t||!t.isVisible())for(var e=0,n=Z._views.length;e<n;e++)if((t=Z._views[e]).isVisible()){Z._focused=h=t;break}}function r(t,e,n){t._handleMouseEvent("mousemove",e,n)}function s(t,e,n,i,r,s,a){function o(t,n){if(t.responds(n)){if(h||(h=new X(n,i,r,e||t,s?r.subtract(s):null)),t.emit(n,h)&&(I=!0,h.prevented&&(P=!0),h.stopped))return u=!0}else{var a=M[n];if(a)return o(t,a)}}for(var h,u=!1;t&&t!==a&&!o(t,n);)t=t._parent;return u}function a(t,e,n,i,r,a){return t._project.removeOn(n),P=I=!1,b&&s(b,null,n,i,r,a)||e&&e!==b&&!e.isDescendant(b)&&s(e,null,M[n]||n,i,r,a,b)||s(t,b||e||t,n,i,r,a)}if(n){var o,h,u,l,c,f=!1,d=!1,_=n.navigator;_.pointerEnabled||_.msPointerEnabled?(u="pointerdown MSPointerDown",l="pointermove MSPointerMove",c="pointerup pointercancel MSPointerUp MSPointerCancel"):(u="touchstart",l="touchmove",c="touchend touchcancel","ontouchstart"in n&&_.userAgent.match(/mobile|tablet|ip(ad|hone|od)|android|silk/i)||(u+=" mousedown",l+=" mousemove",c+=" mouseup"));var g={},v={mouseout:function(t){var e=Z._focused,n=U.getRelatedTarget(t);if(e&&(!n||"HTML"===n.nodeName)){var i=U.getOffset(t,e._element),s=i.x,a=Math.abs,o=a(s),h=1<<25,u=o-h;i.x=a(u)<o?u*(s<0?-1:1):s,r(e,t,e.viewToProject(i))}},scroll:e};g[u]=function(e){var n=Z._focused=t(e);f||(f=!0,n._handleMouseEvent("mousedown",e))},v[l]=function(n){var i=Z._focused;if(!d){var s=t(n);s?i!==s&&(i&&r(i,n),o||(o=i),i=Z._focused=h=s):h&&h===i&&(o&&!o.isInserted()&&(o=null),i=Z._focused=o,o=null,e())}i&&r(i,n)},v[u]=function(){d=!0},v[c]=function(t){var e=Z._focused;e&&f&&e._handleMouseEvent("mouseup",t),d=f=!1},U.add(i,v),U.add(n,{load:e});var p,m,y,w,x,b,C,S,k,I=!1,P=!1,M={doubleclick:"click",mousedrag:"mousemove"},A=!1,T={mousedown:{mousedown:1,mousedrag:1,click:1,doubleclick:1},mouseup:{mouseup:1,mousedrag:1,click:1,doubleclick:1},mousemove:{mousedrag:1,mousemove:1,mouseenter:1,mouseleave:1}};return{_viewEvents:g,_handleMouseEvent:function(t,e,n){function i(t){return r.virtual[t]||l.responds(t)||u&&u.responds(t)}var r=this._itemEvents,o=r["native"][t],h="mousemove"===t,u=this._scope.tool,l=this;h&&f&&i("mousedrag")&&(t="mousedrag"),n||(n=this.getEventPoint(e));var c=this.getBounds().contains(n),d=o&&c&&l._project.hitTest(n,{tolerance:0,fill:!0,stroke:!0}),_=d&&d.item||null,g=!1,v={};v[t.substr(5)]=!0,o&&_!==x&&(x&&s(x,null,"mouseleave",e,n),_&&s(_,null,"mouseenter",e,n),x=_),A^c&&(s(this,null,c?"mouseenter":"mouseleave",e,n),p=c?this:null,g=!0),!c&&!v.drag||n.equals(y)||(a(this,_,h?t:"mousemove",e,n,y),g=!0),A=c,(v.down&&c||v.up&&m)&&(a(this,_,t,e,n,m),v.down?(k=_===C&&Date.now()-S<300,w=C=_,b=!P&&_,m=n):v.up&&(P||_!==w||(S=Date.now(),a(this,_,k?"doubleclick":"click",e,n,m),k=!1),w=b=null),A=!1,g=!0),y=n,g&&u&&(I=u._handleMouseEvent(t,e,n,v)||I),(I&&!v.move||v.down&&i("mouseup"))&&e.preventDefault()},_handleKeyEvent:function(t,e,n,i){function r(r){r.responds(t)&&(paper=a,r.emit(t,s=s||new $(t,e,n,i)))}var s,a=this._scope,o=a.tool;this.isVisible()&&(r(this),o&&o.responds(t)&&r(o))},_countItemEvent:function(t,e){var n=this._itemEvents,i=n["native"],r=n.virtual;for(var s in T)i[s]=(i[s]||0)+(T[s][t]||0)*e;r[t]=(r[t]||0)+e},statics:{updateFocus:e}}}}),W=Z.extend({_class:"CanvasView",initialize:function(t,e){if(!(e instanceof n.HTMLCanvasElement)){var i=d.read(arguments,1);if(i.isZero())throw new Error("Cannot create CanvasView with the provided argument: "+[].slice.call(arguments,1));e=tt.getCanvas(i)}var r=this._context=e.getContext("2d");if(r.save(),this._pixelRatio=1,!/^off|false$/.test(a.getAttribute(e,"hidpi"))){var s=n.devicePixelRatio||1,o=H.getPrefixed(r,"backingStorePixelRatio")||1;this._pixelRatio=s/o}Z.call(this,t,e),this._needsUpdate=!0},remove:function Ct(){return this._context.restore(),Ct.base.call(this)},_setElementSize:function St(t,e){var n=this._pixelRatio;if(St.base.call(this,t*n,e*n),1!==n){var i=this._element,r=this._context;if(!a.hasAttribute(i,"resize")){var s=i.style;s.width=t+"px",s.height=e+"px"}r.restore(),r.save(),r.scale(n,n)}},getPixelSize:function kt(t){var e,n=paper.agent;if(n&&n.firefox)e=kt.base.call(this,t);else{var i=this._context,r=i.font;i.font=t+" serif",e=parseFloat(i.font),i.font=r}return e},getTextWidth:function(t,e){var n=this._context,i=n.font,r=0;n.font=t;for(var s=0,a=e.length;s<a;s++)r=Math.max(r,n.measureText(e[s]).width);return n.font=i,r},update:function(){if(!this._needsUpdate)return!1;var t=this._project,e=this._context,n=this._viewSize;return e.clearRect(0,0,n.width+1,n.height+1),t&&t.draw(e,this._matrix,this._pixelRatio),this._needsUpdate=!1,!0}}),G=r.extend({_class:"Event",initialize:function(t){this.event=t,this.type=t&&t.type},prevented:!1,stopped:!1,preventDefault:function(){this.prevented=!0,this.event.preventDefault()},stopPropagation:function(){this.stopped=!0,this.event.stopPropagation()},stop:function(){this.stopPropagation(),this.preventDefault()},getTimeStamp:function(){return this.event.timeStamp},getModifiers:function(){return J.modifiers}}),$=G.extend({_class:"KeyEvent",initialize:function(t,e,n,i){this.type=t,this.event=e,this.key=n,this.character=i},toString:function(){return"{ type: '"+this.type+"', key: '"+this.key+"', character: '"+this.character+"', modifiers: "+this.getModifiers()+" }"}}),J=new function(){function t(t){var e=t.key||t.keyIdentifier;return e=/^U\+/.test(e)?String.fromCharCode(parseInt(e.substr(2),16)):/^Arrow[A-Z]/.test(e)?e.substr(5):"Unidentified"===e?String.fromCharCode(t.keyCode):e,o[e]||(e.length>1?r.hyphenate(e):e.toLowerCase())}function e(t,n,i,a){var o,h=Z._focused;if(u[n]=t,t?l[n]=i:delete l[n],n.length>1&&(o=r.camelize(n))in c){c[o]=t;var f=paper&&paper.agent;if("meta"===o&&f&&f.mac)if(t)s={};else{for(var d in s)d in l&&e(!1,d,s[d],a);s=null}}else t&&s&&(s[n]=i);h&&h._handleKeyEvent(t?"keydown":"keyup",a,n,i)}var s,a,o={"\t":"tab"," ":"space","\b":"backspace","\x7f":"delete",Spacebar:"space",Del:"delete",Win:"meta",Esc:"escape"},h={tab:"\t",space:" ",enter:"\r"},u={},l={},c=new r({shift:!1,control:!1,alt:!1,meta:!1,capsLock:!1,space:!1}).inject({option:{get:function(){return this.alt}},command:{get:function(){var t=paper&&paper.agent;return t&&t.mac?this.meta:this.control}}});return U.add(i,{keydown:function(n){var i=t(n),r=paper&&paper.agent;i.length>1||r&&r.chrome&&(n.altKey||r.mac&&n.metaKey||!r.mac&&n.ctrlKey)?e(!0,i,h[i]||(i.length>1?"":i),n):a=i},keypress:function(n){if(a){var i=t(n),r=n.charCode,s=r>=32?String.fromCharCode(r):i.length>1?"":i;i!==a&&(i=s.toLowerCase()),e(!0,i,s,n),a=null}},keyup:function(n){var i=t(n);i in l&&e(!1,i,l[i],n)}}),U.add(n,{blur:function(t){for(var n in l)e(!1,n,l[n],t)}}),{modifiers:c,isDown:function(t){return!!u[t]}}},X=G.extend({_class:"MouseEvent",initialize:function(t,e,n,i,r){this.type=t,this.event=e,this.point=n,this.target=i,this.delta=r},toString:function(){return"{ type: '"+this.type+"', point: "+this.point+", target: "+this.target+(this.delta?", delta: "+this.delta:"")+", modifiers: "+this.getModifiers()+" }"}}),Y=G.extend({_class:"ToolEvent",_item:null,initialize:function(t,e,n){this.tool=t,this.type=e,this.event=n},_choosePoint:function(t,e){return t?t:e?e.clone():null},getPoint:function(){return this._choosePoint(this._point,this.tool._point)},setPoint:function(t){this._point=t},getLastPoint:function(){return this._choosePoint(this._lastPoint,this.tool._lastPoint)},setLastPoint:function(t){this._lastPoint=t},getDownPoint:function(){return this._choosePoint(this._downPoint,this.tool._downPoint)},setDownPoint:function(t){this._downPoint=t},getMiddlePoint:function(){return!this._middlePoint&&this.tool._lastPoint?this.tool._point.add(this.tool._lastPoint).divide(2):this._middlePoint},setMiddlePoint:function(t){this._middlePoint=t},getDelta:function(){return!this._delta&&this.tool._lastPoint?this.tool._point.subtract(this.tool._lastPoint):this._delta},setDelta:function(t){this._delta=t},getCount:function(){return this.tool[/^mouse(down|up)$/.test(this.type)?"_downCount":"_moveCount"]},setCount:function(t){this.tool[/^mouse(down|up)$/.test(this.type)?"downCount":"count"]=t},getItem:function(){if(!this._item){var t=this.tool._scope.project.hitTest(this.getPoint());if(t){for(var e=t.item,n=e._parent;/^(Group|CompoundPath)$/.test(n._class);)e=n,n=n._parent;this._item=e}}return this._item},setItem:function(t){this._item=t},toString:function(){return"{ type: "+this.type+", point: "+this.getPoint()+", count: "+this.getCount()+", modifiers: "+this.getModifiers()+" }"}}),K=o.extend({_class:"Tool",_list:"tools",_reference:"tool",_events:["onMouseDown","onMouseUp","onMouseDrag","onMouseMove","onActivate","onDeactivate","onEditOptions","onKeyDown","onKeyUp"],initialize:function(t){o.call(this),this._moveCount=-1,this._downCount=-1,this._set(t)},getMinDistance:function(){return this._minDistance},setMinDistance:function(t){this._minDistance=t,null!=t&&null!=this._maxDistance&&t>this._maxDistance&&(this._maxDistance=t)},getMaxDistance:function(){return this._maxDistance},setMaxDistance:function(t){this._maxDistance=t,null!=this._minDistance&&null!=t&&t<this._minDistance&&(this._minDistance=t)},getFixedDistance:function(){return this._minDistance==this._maxDistance?this._minDistance:null},setFixedDistance:function(t){this._minDistance=this._maxDistance=t},_handleMouseEvent:function(t,e,n,i){function r(t,e){var r=n,s=a?c._point:c._downPoint||r;if(a){if(c._moveCount&&r.equals(s))return!1;if(s&&(null!=t||null!=e)){var o=r.subtract(s),h=o.getLength();if(h<(t||0))return!1;e&&(r=s.add(o.normalize(Math.min(h,e))))}c._moveCount++}return c._point=r,c._lastPoint=s||r,i.down&&(c._moveCount=-1,c._downPoint=r,c._downCount++),!0}function s(){o&&(l=c.emit(t,new Y(c,t,e))||l)}paper=this._scope,i.drag&&!this.responds(t)&&(t="mousemove");var a=i.move||i.drag,o=this.responds(t),h=this.minDistance,u=this.maxDistance,l=!1,c=this;if(i.down)r(),s();else if(i.up)r(null,u),s();else if(o)for(;r(h,u);)s();return l}}),Q={request:function(t){var e=new n.XMLHttpRequest;return e.open((t.method||"get").toUpperCase(),t.url,r.pick(t.async,!0)),t.mimeType&&e.overrideMimeType(t.mimeType),e.onload=function(){var n=e.status;0===n||200===n?t.onLoad&&t.onLoad.call(e,e.responseText):e.onerror()},e.onerror=function(){var n=e.status,i='Could not load "'+t.url+'" (Status: '+n+")";if(!t.onError)throw new Error(i);t.onError(i,n)},e.send(null)}},tt={canvases:[],getCanvas:function(t,e){if(!n)return null;var r,s=!0;"object"==typeof t&&(e=t.height,t=t.width),this.canvases.length?r=this.canvases.pop():(r=i.createElement("canvas"),s=!1);var a=r.getContext("2d");if(!a)throw new Error("Canvas "+r+" is unable toprovide a 2D context.");return r.width===t&&r.height===e?s&&a.clearRect(0,0,t+1,e+1):(r.width=t,r.height=e),a.save(),r},getContext:function(t,e){var n=this.getCanvas(t,e);return n?n.getContext("2d"):null},release:function(t){var e=t&&t.canvas?t.canvas:t;e&&e.getContext&&(e.getContext("2d").restore(),this.canvases.push(e))}},et=new function(){function t(t,e,n){return.2989*t+.587*e+.114*n}function e(e,n,i,r){var s=r-t(e,n,i);d=e+s,_=n+s,g=i+s;var r=t(d,_,g),a=v(d,_,g),o=p(d,_,g);if(a<0){var h=r-a;d=r+(d-r)*r/h,_=r+(_-r)*r/h,g=r+(g-r)*r/h}if(o>255){var u=255-r,l=o-r;d=r+(d-r)*u/l,_=r+(_-r)*u/l,g=r+(g-r)*u/l}}function n(t,e,n){return p(t,e,n)-v(t,e,n)}function i(t,e,n,i){var 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t=s*u/255;d=t+u*(255-(255-u)*(255-s)/255-t)/255,t=a*l/255,_=t+l*(255-(255-l)*(255-a)/255-t)/255,t=o*c/255,g=t+c*(255-(255-c)*(255-o)/255-t)/255},"hard-light":function(){d=s<128?2*s*u/255:255-2*(255-s)*(255-u)/255,_=a<128?2*a*l/255:255-2*(255-a)*(255-l)/255,g=o<128?2*o*c/255:255-2*(255-o)*(255-c)/255},"color-dodge":function(){d=0===u?0:255===s?255:v(255,255*u/(255-s)),_=0===l?0:255===a?255:v(255,255*l/(255-a)),g=0===c?0:255===o?255:v(255,255*c/(255-o))},"color-burn":function(){d=255===u?255:0===s?0:p(0,255-255*(255-u)/s),_=255===l?255:0===a?0:p(0,255-255*(255-l)/a),g=255===c?255:0===o?0:p(0,255-255*(255-c)/o)},darken:function(){d=u<s?u:s,_=l<a?l:a,g=c<o?c:o},lighten:function(){d=u>s?u:s,_=l>a?l:a,g=c>o?c:o},difference:function(){d=u-s,d<0&&(d=-d),_=l-a,_<0&&(_=-_),g=c-o,g<0&&(g=-g)},exclusion:function(){d=u+s*(255-u-u)/255,_=l+a*(255-l-l)/255,g=c+o*(255-c-c)/255},hue:function(){i(s,a,o,n(u,l,c)),e(d,_,g,t(u,l,c))},saturation:function(){i(u,l,c,n(s,a,o)),e(d,_,g,t(u,l,c))},luminosity:function(){e(u,l,c,t(s,a,o))},color:function(){e(s,a,o,t(u,l,c))},add:function(){d=v(u+s,255),_=v(l+a,255),g=v(c+o,255)},subtract:function(){d=p(u-s,0),_=p(l-a,0),g=p(c-o,0)},average:function(){d=(u+s)/2,_=(l+a)/2,g=(c+o)/2},negation:function(){d=255-m(255-s-u),_=255-m(255-a-l),g=255-m(255-o-c)}},w=this.nativeModes=r.each(["source-over","source-in","source-out","source-atop","destination-over","destination-in","destination-out","destination-atop","lighter","darker","copy","xor"],function(t){this[t]=!0},{}),x=tt.getContext(1,1);x&&(r.each(y,function(t,e){var 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