|
|
- /*!
- * Paper.js v0.9.22 - The Swiss Army Knife of Vector Graphics Scripting.
- * http://paperjs.org/
- *
- * Copyright (c) 2011 - 2014, 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 Feb 28 19:20:48 2015 +0100
- *
- ***
- *
- * Straps.js - Class inheritance library with support for bean-style accessors
- *
- * Copyright (c) 2006 - 2013 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.
- *
- */
- var paper=new function(t){var e=new function(){function i(t,i,n,r,a){function o(s,o){o=o||(o=u(i,s))&&(o.get?o:o.value),"string"==typeof o&&"#"===o[0]&&(o=t[o.substring(1)]||o);var l,d="function"==typeof o,_=o,f=a||d?o&&o.get?s in t:t[s]:null;a&&f||(d&&f&&(o.base=f),d&&r!==!1&&(l=s.match(/^([gs]et|is)(([A-Z])(.*))$/))&&(h[l[3].toLowerCase()+l[4]]=l[2]),_&&!d&&_.get&&"function"==typeof _.get&&e.isPlainObject(_)||(_={value:_,writable:!0}),(u(t,s)||{configurable:!0}).configurable&&(_.configurable=!0,_.enumerable=n),c(t,s,_))}var h={};if(i){for(var l in i)i.hasOwnProperty(l)&&!s.test(l)&&o(l);for(var l in h){var d=h[l],_=t["set"+d],f=t["get"+d]||_&&t["is"+d];!f||r!==!0&&0!==f.length||o(l,{get:f,set:_})}}return t}function n(t,e,i){return t&&("length"in t&&!t.getLength&&"number"==typeof t.length?a:o).call(t,e,i=i||t),i}function r(t,e,i){for(var n in e)!e.hasOwnProperty(n)||i&&i[n]||(t[n]=e[n]);return t}var s=/^(statics|enumerable|beans|preserve)$/,a=[].forEach||function(t,e){for(var i=0,n=this.length;n>i;i++)t.call(e,this[i],i,this)},o=function(t,e){for(var i in this)this.hasOwnProperty(i)&&t.call(e,this[i],i,this)},h=Object.create||function(t){return{__proto__:t}},u=Object.getOwnPropertyDescriptor||function(t,e){var i=t.__lookupGetter__&&t.__lookupGetter__(e);return i?{get:i,set:t.__lookupSetter__(e),enumerable:!0,configurable:!0}:t.hasOwnProperty(e)?{value:t[e],enumerable:!0,configurable:!0,writable:!0}:null},l=Object.defineProperty||function(t,e,i){return(i.get||i.set)&&t.__defineGetter__?(i.get&&t.__defineGetter__(e,i.get),i.set&&t.__defineSetter__(e,i.set)):t[e]=i.value,t},c=function(t,e,i){return delete t[e],l(t,e,i)};return i(function(){for(var t=0,e=arguments.length;e>t;t++)r(this,arguments[t])},{inject:function(t){if(t){var e=t.statics===!0?t:t.statics,n=t.beans,r=t.preserve;e!==t&&i(this.prototype,t,t.enumerable,n,r),i(this,e,!0,n,r)}for(var s=1,a=arguments.length;a>s;s++)this.inject(arguments[s]);return this},extend:function(){for(var t,e=this,n=0,r=arguments.length;r>n&&!(t=arguments[n].initialize);n++);return t=t||function(){e.apply(this,arguments)},t.prototype=h(this.prototype),t.base=e,c(t.prototype,"constructor",{value:t,writable:!0,configurable:!0}),i(t,this,!0),arguments.length?this.inject.apply(t,arguments):t}},!0).inject({inject:function(){for(var t=0,e=arguments.length;e>t;t++){var n=arguments[t];n&&i(this,n,n.enumerable,n.beans,n.preserve)}return this},extend:function(){var t=h(this);return t.inject.apply(t,arguments)},each:function(t,e){return n(this,t,e)},set:function(t){return r(this,t)},clone:function(){return new this.constructor(this)},statics:{each:n,create:h,define:c,describe:u,set:r,clone:function(t){return r(new t.constructor,t)},isPlainObject:function(t){var i=null!=t&&t.constructor;return i&&(i===Object||i===e||"Object"===i.name)},pick:function(e,i){return e!==t?e:i}}})};"undefined"!=typeof module&&(module.exports=e),e.inject({toString:function(){return null!=this._id?(this._class||"Object")+(this._name?" '"+this._name+"'":" @"+this._id):"{ "+e.each(this,function(t,e){if(!/^_/.test(e)){var i=typeof t;this.push(e+": "+("number"===i?a.instance.number(t):"string"===i?"'"+t+"'":t))}},[]).join(", ")+" }"},getClassName:function(){return this._class||""},exportJSON:function(t){return e.exportJSON(this,t)},toJSON:function(){return e.serialize(this)},_set:function(i,n,r){if(i&&(r||e.isPlainObject(i))){var s=i._filtering||i;for(var a in s)if(s.hasOwnProperty(a)&&(!n||!n[a])){var o=i[a];o!==t&&(this[a]=o)}return!0}},statics:{exports:{enumerable:!0},extend:function ne(){var t=ne.base.apply(this,arguments),i=t.prototype._class;return i&&!e.exports[i]&&(e.exports[i]=t),t},equals:function(t,i){function n(t,e){for(var i in t)if(t.hasOwnProperty(i)&&!e.hasOwnProperty(i))return!1;return!0}if(t===i)return!0;if(t&&t.equals)return t.equals(i);if(i&&i.equals)return i.equals(t);if(Array.isArray(t)&&Array.isArray(i)){if(t.length!==i.length)return!1;for(var r=0,s=t.length;s>r;r++)if(!e.equals(t[r],i[r]))return!1;return!0}if(t&&"object"==typeof t&&i&&"object"==typeof i){if(!n(t,i)||!n(i,t))return!1;for(var r in t)if(t
- },isInvertible:function(){return!!this._getDeterminant()},isSingular:function(){return!this._getDeterminant()},transform:function(t,e,i){return arguments.length<3?this._transformPoint(h.read(arguments)):this._transformCoordinates(t,e,i)},_transformPoint:function(t,e,i){var n=t.x,r=t.y;return e||(e=new h),e.set(n*this._a+r*this._b+this._tx,n*this._c+r*this._d+this._ty,i)},_transformCoordinates:function(t,e,i){for(var n=0,r=0,s=2*i;s>n;){var a=t[n++],o=t[n++];e[r++]=a*this._a+o*this._b+this._tx,e[r++]=a*this._c+o*this._d+this._ty}return e},_transformCorners:function(t){var e=t.x,i=t.y,n=e+t.width,r=i+t.height,s=[e,i,n,i,n,r,e,r];return this._transformCoordinates(s,s,4)},_transformBounds:function(t,e,i){for(var n=this._transformCorners(t),r=n.slice(0,2),s=n.slice(),a=2;8>a;a++){var o=n[a],h=1&a;o<r[h]?r[h]=o:o>s[h]&&(s[h]=o)}return e||(e=new _),e.set(r[0],r[1],s[0]-r[0],s[1]-r[1],i)},inverseTransform:function(){return this._inverseTransform(h.read(arguments))},_getDeterminant:function(){var t=this._a*this._d-this._b*this._c;return isFinite(t)&&!o.isZero(t)&&isFinite(this._tx)&&isFinite(this._ty)?t:null},_inverseTransform:function(t,e,i){var n=this._getDeterminant();if(!n)return null;var r=t.x-this._tx,s=t.y-this._ty;return e||(e=new h),e.set((r*this._d-s*this._b)/n,(s*this._a-r*this._c)/n,i)},decompose:function(){var t=this._a,e=this._b,i=this._c,n=this._d;if(o.isZero(t*n-e*i))return null;var r=Math.sqrt(t*t+e*e);t/=r,e/=r;var s=t*i+e*n;i-=t*s,n-=e*s;var a=Math.sqrt(i*i+n*n);return i/=a,n/=a,s/=a,e*i>t*n&&(t=-t,e=-e,s=-s,r=-r),{scaling:new h(r,a),rotation:180*-Math.atan2(e,t)/Math.PI,shearing:s}},getValues:function(){return[this._a,this._c,this._b,this._d,this._tx,this._ty]},getTranslation:function(){return new h(this._tx,this._ty)},getScaling:function(){return(this.decompose()||{}).scaling},getRotation:function(){return(this.decompose()||{}).rotation},inverted:function(){var t=this._getDeterminant();return t&&new g(this._d/t,-this._c/t,-this._b/t,this._a/t,(this._b*this._ty-this._d*this._tx)/t,(this._c*this._tx-this._a*this._ty)/t)},shiftless:function(){return new g(this._a,this._c,this._b,this._d,0,0)},applyToContext:function(t){t.transform(this._a,this._c,this._b,this._d,this._tx,this._ty)}},e.each(["a","c","b","d","tx","ty"],function(t){var i=e.capitalize(t),n="_"+t;this["get"+i]=function(){return this[n]},this["set"+i]=function(t){this[n]=t,this._changed()}},{})),v=e.extend({_class:"Line",initialize:function(t,e,i,n,r){var s=!1;arguments.length>=4?(this._px=t,this._py=e,this._vx=i,this._vy=n,s=r):(this._px=t.x,this._py=t.y,this._vx=e.x,this._vy=e.y,s=i),s||(this._vx-=this._px,this._vy-=this._py)},getPoint:function(){return new h(this._px,this._py)},getVector:function(){return new h(this._vx,this._vy)},getLength:function(){return this.getVector().getLength()},intersect:function(t,e){return v.intersect(this._px,this._py,this._vx,this._vy,t._px,t._py,t._vx,t._vy,!0,e)},getSide:function(t){return v.getSide(this._px,this._py,this._vx,this._vy,t.x,t.y,!0)},getDistance:function(t){return Math.abs(v.getSignedDistance(this._px,this._py,this._vx,this._vy,t.x,t.y,!0))},statics:{intersect:function(t,e,i,n,r,s,a,u,l,c){l||(i-=t,n-=e,a-=r,u-=s);var d=i*u-n*a;if(!o.isZero(d)){var _=t-r,f=e-s,g=(a*f-u*_)/d,v=(i*f-n*_)/d;if(c||g>=0&&1>=g&&v>=0&&1>=v)return new h(t+g*i,e+g*n)}},getSide:function(t,e,i,n,r,s,a){a||(i-=t,n-=e);var o=r-t,h=s-e,u=o*n-h*i;return 0===u&&(u=o*i+h*n,u>0&&(o-=i,h-=n,u=o*i+h*n,0>u&&(u=0))),0>u?-1:u>0?1:0},getSignedDistance:function(t,e,i,n,r,s,a){return a||(i-=t,n-=e),o.isZero(i)?n>=0?t-r:r-t:o.isZero(n)?i>=0?s-e:e-s:(i*(s-e)-n*(r-t))/Math.sqrt(i*i+n*n)}}}),p=s.extend({_class:"Project",_list:"projects",_reference:"project",initialize:function(t){s.call(this,!0),this.layers=[],this._activeLayer=null,this.symbols=[],this._currentStyle=new V(null,null,this),this._view=W.create(this,t||Q.getCanvas(1,1)),this._selectedItems={},this._selectedItemCount=0,this._updateVersion=0},_serialize:function(t,i){return e.serialize(this.layers,t,!0,i)},clear:function(){for(var t=this.layers.length-1;t>=0;t--)this.layers[t].remove()
- },setSize:function(){var t=c.read(arguments);if(this._size){if(!this._size.equals(t)){var e=this._type,i=t.width,n=t.height;if("rectangle"===e){var r=c.min(this._radius,t.divide(2));this._radius.set(r.width,r.height)}else"circle"===e?(i=n=(i+n)/2,this._radius=i/2):"ellipse"===e&&this._radius.set(i/2,n/2);this._size.set(i,n),this._changed(9)}}else this._size=t.clone()},getRadius:function(){var t=this._radius;return"circle"===this._type?t:new d(t.width,t.height,this,"setRadius")},setRadius:function(t){var e=this._type;if("circle"===e){if(t===this._radius)return;var i=2*t;this._radius=t,this._size.set(i,i)}else if(t=c.read(arguments),this._radius){if(this._radius.equals(t))return;if(this._radius.set(t.width,t.height),"rectangle"===e){var i=c.max(this._size,t.multiply(2));this._size.set(i.width,i.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(i){var n=new(L[e.capitalize(this._type)])({center:new h,size:this._size,radius:this._radius,insert:!1});return n.setStyle(this._style),n.transform(this._matrix),(i||i===t)&&n.insertAbove(this),n},_draw:function(t,e,i){var n=this._style,r=n.hasFill(),s=n.hasStroke(),a=e.dontFinish||e.clip,o=!i;if(r||s||a){var h=this._type,u=this._radius,l="circle"===h;if(e.dontStart||t.beginPath(),o&&l)t.arc(0,0,u,0,2*Math.PI,!0);else{var c=l?u:u.width,d=l?u:u.height,_=this._size,f=_.width,g=_.height;if(o&&"rect"===h&&0===c&&0===d)t.rect(-f/2,-g/2,f,g);else{var v=f/2,m=g/2,p=.44771525016920644,y=c*p,w=d*p,x=[-v,-m+d,-v,-m+w,-v+y,-m,-v+c,-m,v-c,-m,v-y,-m,v,-m+w,v,-m+d,v,m-d,v,m-w,v-y,m,v-c,m,-v+c,m,-v+y,m,-v,m-w,-v,m-d];i&&i.transform(x,x,32),t.moveTo(x[0],x[1]),t.bezierCurveTo(x[2],x[3],x[4],x[5],x[6],x[7]),v!==c&&t.lineTo(x[8],x[9]),t.bezierCurveTo(x[10],x[11],x[12],x[13],x[14],x[15]),m!==d&&t.lineTo(x[16],x[17]),t.bezierCurveTo(x[18],x[19],x[20],x[21],x[22],x[23]),v!==c&&t.lineTo(x[24],x[25]),t.bezierCurveTo(x[26],x[27],x[28],x[29],x[30],x[31])}}t.closePath()}a||!r&&!s||(this._setStyles(t),r&&(t.fill(n.getWindingRule()),t.shadowColor="rgba(0,0,0,0)"),s&&t.stroke())},_canComposite:function(){return!(this.hasFill()&&this.hasStroke())},_getBounds:function(t,e){var i=new _(this._size).setCenter(0,0);return"getBounds"!==t&&this.hasStroke()&&(i=i.expand(this.getStrokeWidth())),e?e._transformBounds(i):i}},new function(){function t(t,e,i){var n=t._radius;if(!n.isZero())for(var r=t._size.divide(2),s=0;4>s;s++){var a=new h(1&s?1:-1,s>1?1:-1),o=a.multiply(r),u=o.subtract(a.multiply(n)),l=new _(o,u);if((i?l.expand(i):l).contains(e))return u}}function e(t,e){var i=t.getAngleInRadians(),n=2*e.width,r=2*e.height,s=n*Math.sin(i),a=r*Math.cos(i);return n*r/(2*Math.sqrt(s*s+a*a))}return{_contains:function i(e){if("rectangle"===this._type){var n=t(this,e);return n?e.subtract(n).divide(this._radius).getLength()<=1:i.base.call(this,e)}return e.divide(this.size).getLength()<=.5},_hitTestSelf:function n(i,r){var s=!1;if(this.hasStroke()){var a=this._type,o=this._radius,h=this.getStrokeWidth()+2*r.tolerance;if("rectangle"===a){var u=t(this,i,h);if(u){var l=i.subtract(u);s=2*Math.abs(l.getLength()-e(l,o))<=h}else{var c=new _(this._size).setCenter(0,0),d=c.expand(h),f=c.expand(-h);s=d._containsPoint(i)&&!f._containsPoint(i)}}else"ellipse"===a&&(o=e(i,o)),s=2*Math.abs(i.getLength()-o)<=h}return s?new M("stroke",this):n.base.apply(this,arguments)}}},{statics:new function(){function t(t,i,n,r,s){var a=new C(e.getNamed(s));return a._type=t,a._size=n,a._radius=r,a.translate(i)}return{Circle:function(){var i=h.readNamed(arguments,"center"),n=e.readNamed(arguments,"radius");return t("circle",i,new c(2*n),n,arguments)},Rectangle:function(){var e=_.readNamed(arguments,"rectangle"),i=c.min(c.readNamed(arguments,"radius"),e.getSize(!0).divide(2));return t("rectangle",e.getCenter(!0),e.getSize(!0),i,arguments)},Ellipse:function(){var e=C._readEllipse(arguments),i=e.radius;return t("ellipse",e.center,i.multiply(2),i,arguments)},_readEllipse:function(t){var i,n;if(e.hasNamed(t,"radius"))i=h.readNamed(t,"center"),n=c.readNamed(t,"radiu
- break;case"q":for(var y=0;m>y;y+=4)this.quadraticCurveTo(s=i(y),u=i(y+2));break;case"t":for(var y=0;m>y;y+=2)this.quadraticCurveTo(s=/[qt]/.test(r)?u.multiply(2).subtract(s):u,u=i(y)),r=v;break;case"a":for(var y=0;m>y;y+=7)this.arcTo(u=i(y+5),new c(+n[y],+n[y+1]),+n[y+2],+n[y+4],+n[y+3]);break;case"z":this.closePath(!0)}r=v}},_canComposite:function(){return!(this.hasFill()&&this.hasStroke())},_contains:function(t){var e=this._getWinding(t,!1,!0);return!!("evenodd"===this.getWindingRule()?1&e:e)}}),L=T.extend({_class:"Path",_serializeFields:{segments:[],closed:!1},initialize:function(e){this._closed=!1,this._segments=[];var i=Array.isArray(e)?"object"==typeof e[0]?e:arguments:!e||e.size!==t||e.x===t&&e.point===t?null:arguments;i&&i.length>0?this.setSegments(i):(this._curves=t,this._selectedSegmentState=0,i||"string"!=typeof e||(this.setPathData(e),e=null)),this._initialize(!i&&e)},_equals:function(t){return this._closed===t._closed&&e.equals(this._segments,t._segments)},clone:function(e){var i=new L(w.NO_INSERT);return i.setSegments(this._segments),i._closed=this._closed,this._clockwise!==t&&(i._clockwise=this._clockwise),this._clone(i,e)},_changed:function ye(e){if(ye.base.call(this,e),8&e){var i=this._parent;if(i&&(i._currentPath=t),this._length=this._clockwise=t,this._curves&&!(16&e))for(var n=0,r=this._curves.length;r>n;n++)this._curves[n]._changed();this._monoCurves=t}else 32&e&&(this._bounds=t)},getStyle:function(){var t=this._parent;return(t instanceof N?t:this)._style},getSegments:function(){return this._segments},setSegments:function(e){var i=this.isFullySelected();this._segments.length=0,this._selectedSegmentState=0,this._curves=t,e&&e.length>0&&this._add(z.readAll(e)),i&&this.setFullySelected(!0)},getFirstSegment:function(){return this._segments[0]},getLastSegment:function(){return this._segments[this._segments.length-1]},getCurves:function(){var t=this._curves,e=this._segments;if(!t){var i=this._countCurves();t=this._curves=Array(i);for(var n=0;i>n;n++)t[n]=new A(this,e[n],e[n+1]||e[0])}return t},getFirstCurve:function(){return this.getCurves()[0]},getLastCurve:function(){var t=this.getCurves();return t[t.length-1]},isClosed:function(){return this._closed},setClosed:function(t){if(this._closed!=(t=!!t)){if(this._closed=t,this._curves){var e=this._curves.length=this._countCurves();t&&(this._curves[e-1]=new A(this,this._segments[e-1],this._segments[0]))}this._changed(25)}}},{beans:!0,getPathData:function(t,e){function i(e,i){e._transformCoordinates(t,g,!1),n=g[0],r=g[1],v?(m.push("M"+f.pair(n,r)),v=!1):(h=g[2],u=g[3],h===n&&u===r&&l===s&&c===o?i||m.push("l"+f.pair(n-s,r-o)):m.push("c"+f.pair(l-s,c-o)+" "+f.pair(h-s,u-o)+" "+f.pair(n-s,r-o))),s=n,o=r,l=g[4],c=g[5]}var n,r,s,o,h,u,l,c,d=this._segments,_=d.length,f=new a(e),g=Array(6),v=!0,m=[];if(0===_)return"";for(var p=0;_>p;p++)i(d[p]);return this._closed&&_>0&&(i(d[0],!0),m.push("z")),m.join("")}},{isEmpty:function(){return 0===this._segments.length},isPolygon:function(){for(var t=0,e=this._segments.length;e>t;t++)if(!this._segments[t].isLinear())return!1;return!0},_transformContent:function(t){for(var e=Array(6),i=0,n=this._segments.length;n>i;i++)this._segments[i]._transformCoordinates(t,e,!0);return!0},_add:function(t,e){for(var i=this._segments,n=this._curves,r=t.length,s=null==e,e=s?i.length:e,a=0;r>a;a++){var o=t[a];o._path&&(o=t[a]=o.clone()),o._path=this,o._index=e+a,o._selectionState&&this._updateSelection(o,0,o._selectionState)}if(s)i.push.apply(i,t);else{i.splice.apply(i,[e,0].concat(t));for(var a=e+r,h=i.length;h>a;a++)i[a]._index=a}if(n||t._curves){n||(n=this._curves=[]);var u=e>0?e-1:e,l=u,c=Math.min(u+r,this._countCurves());t._curves&&(n.splice.apply(n,[u,0].concat(t._curves)),l+=t._curves.length);for(var a=l;c>a;a++)n.splice(a,0,new A(this,null,null));this._adjustCurves(u,c)}return this._changed(25),t},_adjustCurves:function(t,e){for(var i,n=this._segments,r=this._curves,s=t;e>s;s++)i=r[s],i._path=this,i._segment1=n[s],i._segment2=n[s+1]||n[0],i._changed();(i=r[this._closed&&0===t?n.length-1:t-1])&&(i._segment2=n[t]||n[0],i._changed()),(i=r[e]
- t[i].setClockwise(0===s%2&&e)}}return this}});var B=e.extend({_class:"PathIterator",initialize:function(t,e,i,n){function r(t,e){var i=A.getValues(t,e,n);o.push(i),s(i,t._index,0,1)}function s(t,e,n,r){if(r-n>l&&!A.isFlatEnough(t,i||.25)){var a=A.subdivide(t),o=(n+r)/2;s(a[0],e,n,o),s(a[1],e,o,r)}else{var c=t[6]-t[0],d=t[7]-t[1],_=Math.sqrt(c*c+d*d);_>1e-6&&(u+=_,h.push({offset:u,value:r,index:e}))}}for(var a,o=[],h=[],u=0,l=1/(e||32),c=t._segments,d=c[0],_=1,f=c.length;f>_;_++)a=c[_],r(d,a),d=a;t._closed&&r(a,c[0]),this.curves=o,this.parts=h,this.length=u,this.index=0},getParameterAt:function(t){for(var e,i=this.index;e=i,!(0==i||this.parts[--i].offset<t););for(var n=this.parts.length;n>e;e++){var r=this.parts[e];if(r.offset>=t){this.index=e;var s=this.parts[e-1],a=s&&s.index==r.index?s.value:0,o=s?s.offset:0;return{value:a+(r.value-a)*(t-o)/(r.offset-o),index:r.index}}}var r=this.parts[this.parts.length-1];return{value:1,index:r.index}},evaluate:function(t,e){var i=this.getParameterAt(t);return A.evaluate(this.curves[i.index],i.value,e)},drawPart:function(t,e,i){e=this.getParameterAt(e),i=this.getParameterAt(i);for(var n=e.index;n<=i.index;n++){var r=A.getPart(this.curves[n],n==e.index?e.value:0,n==i.index?i.value:1);n==e.index&&t.moveTo(r[0],r[1]),t.bezierCurveTo.apply(t,r.slice(2))}}},e.each(["getPoint","getTangent","getNormal","getCurvature"],function(t,e){this[t+"At"]=function(t){return this.evaluate(t,e)}},{})),D=e.extend({initialize:function(t,e){for(var i,n=this.points=[],r=t._segments,s=0,a=r.length;a>s;s++){var o=r[s].point.clone();i&&i.equals(o)||(n.push(o),i=o)}t._closed&&(this.closed=!0,n.unshift(n[n.length-1]),n.push(n[1])),this.error=e},fit:function(){var t=this.points,e=t.length,i=this.segments=e>0?[new z(t[0])]:[];return e>1&&this.fitCubic(0,e-1,t[1].subtract(t[0]).normalize(),t[e-2].subtract(t[e-1]).normalize()),this.closed&&(i.shift(),i.pop()),i},fitCubic:function(e,i,n,r){if(1==i-e){var s=this.points[e],a=this.points[i],o=s.getDistance(a)/3;return this.addCurve([s,s.add(n.normalize(o)),a.add(r.normalize(o)),a]),t}for(var h,u=this.chordLengthParameterize(e,i),l=Math.max(this.error,this.error*this.error),c=0;4>=c;c++){var d=this.generateBezier(e,i,u,n,r),_=this.findMaxError(e,i,d,u);if(_.error<this.error)return this.addCurve(d),t;if(h=_.index,_.error>=l)break;this.reparameterize(e,i,u,d),l=_.error}var f=this.points[h-1].subtract(this.points[h]),g=this.points[h].subtract(this.points[h+1]),v=f.add(g).divide(2).normalize();this.fitCubic(e,h,n,v),this.fitCubic(h,i,v.negate(),r)},addCurve:function(t){var e=this.segments[this.segments.length-1];e.setHandleOut(t[1].subtract(t[0])),this.segments.push(new z(t[3],t[2].subtract(t[3])))},generateBezier:function(t,e,i,n,r){for(var s=1e-12,a=this.points[t],o=this.points[e],h=[[0,0],[0,0]],u=[0,0],l=0,c=e-t+1;c>l;l++){var d=i[l],_=1-d,f=3*d*_,g=_*_*_,v=f*_,m=f*d,p=d*d*d,y=n.normalize(v),w=r.normalize(m),x=this.points[t+l].subtract(a.multiply(g+v)).subtract(o.multiply(m+p));h[0][0]+=y.dot(y),h[0][1]+=y.dot(w),h[1][0]=h[0][1],h[1][1]+=w.dot(w),u[0]+=y.dot(x),u[1]+=w.dot(x)}var b,C,S=h[0][0]*h[1][1]-h[1][0]*h[0][1];if(Math.abs(S)>s){var P=h[0][0]*u[1]-h[1][0]*u[0],M=u[0]*h[1][1]-u[1]*h[0][1];b=M/S,C=P/S}else{var z=h[0][0]+h[0][1],I=h[1][0]+h[1][1];b=C=Math.abs(z)>s?u[0]/z:Math.abs(I)>s?u[1]/I:0}var k=o.getDistance(a);return s*=k,(s>b||s>C)&&(b=C=k/3),[a,a.add(n.normalize(b)),o.add(r.normalize(C)),o]},reparameterize:function(t,e,i,n){for(var r=t;e>=r;r++)i[r-t]=this.findRoot(n,this.points[r],i[r-t])},findRoot:function(t,e,i){for(var n=[],r=[],s=0;2>=s;s++)n[s]=t[s+1].subtract(t[s]).multiply(3);for(var s=0;1>=s;s++)r[s]=n[s+1].subtract(n[s]).multiply(2);var a=this.evaluate(3,t,i),o=this.evaluate(2,n,i),h=this.evaluate(1,r,i),u=a.subtract(e),l=o.dot(o)+u.dot(h);return Math.abs(l)<1e-6?i:i-u.dot(o)/l},evaluate:function(t,e,i){for(var n=e.slice(),r=1;t>=r;r++)for(var s=0;t-r>=s;s++)n[s]=n[s].multiply(1-i).add(n[s+1].multiply(i));return n[0]},chordLengthParameterize:function(t,e){for(var i=[0],n=t+1;e>=n;n++)i[n-t]=i[n-t-1]+this.points[n].getDistance(this.points[n-1]);for(va
- }});s.extend({_class:"Tool",_list:"tools",_reference:"tool",_events:["onActivate","onDeactivate","onEditOptions","onMouseDown","onMouseUp","onMouseDrag","onMouseMove","onKeyDown","onKeyUp"],initialize:function(t){s.call(this),this._firstMove=!0,this._count=0,this._downCount=0,this._set(t)},getMinDistance:function(){return this._minDistance},setMinDistance:function(t){this._minDistance=t,null!=this._minDistance&&null!=this._maxDistance&&this._minDistance>this._maxDistance&&(this._maxDistance=this._minDistance)},getMaxDistance:function(){return this._maxDistance},setMaxDistance:function(t){this._maxDistance=t,null!=this._minDistance&&null!=this._maxDistance&&this._maxDistance<this._minDistance&&(this._minDistance=t)},getFixedDistance:function(){return this._minDistance==this._maxDistance?this._minDistance:null},setFixedDistance:function(t){this._minDistance=t,this._maxDistance=t},_updateEvent:function(t,e,i,n,r,s,a){if(!r){if(null!=i||null!=n){var o=null!=i?i:0,h=e.subtract(this._point),u=h.getLength();if(o>u)return!1;var l=null!=n?n:0;if(0!=l)if(u>l)e=this._point.add(h.normalize(l));else if(a)return!1}if(s&&e.equals(this._point))return!1}switch(this._lastPoint=r&&"mousemove"==t?e:this._point,this._point=e,t){case"mousedown":this._lastPoint=this._downPoint,this._downPoint=this._point,this._downCount++;break;case"mouseup":this._lastPoint=this._downPoint}return this._count=r?0:this._count+1,!0},_fireEvent:function(t,e){var i=paper.project._removeSets;if(i){"mouseup"===t&&(i.mousedrag=null);var n=i[t];if(n){for(var r in n){var s=n[r];for(var a in i){var o=i[a];o&&o!=n&&delete o[s._id]}s.remove()}i[t]=null}}return this.responds(t)&&this.emit(t,new $(this,t,e))},_handleEvent:function(t,e,i){paper=this._scope;var n=!1;switch(t){case"mousedown":this._updateEvent(t,e,null,null,!0,!1,!1),n=this._fireEvent(t,i);break;case"mousedrag":for(var r=!1,s=!1;this._updateEvent(t,e,this.minDistance,this.maxDistance,!1,r,s);)n=this._fireEvent(t,i)||n,r=!0,s=!0;break;case"mouseup":!e.equals(this._point)&&this._updateEvent("mousedrag",e,this.minDistance,this.maxDistance,!1,!1,!1)&&(n=this._fireEvent("mousedrag",i)),this._updateEvent(t,e,null,this.maxDistance,!1,!1,!1),n=this._fireEvent(t,i)||n,this._updateEvent(t,e,null,null,!0,!1,!1),this._firstMove=!0;break;case"mousemove":for(;this._updateEvent(t,e,this.minDistance,this.maxDistance,this._firstMove,!0,!1);)n=this._fireEvent(t,i)||n,this._firstMove=!1}return n&&i.preventDefault(),n}});var K={request:function(t,e,i){var n=new(window.ActiveXObject||XMLHttpRequest)("Microsoft.XMLHTTP");return n.open(t.toUpperCase(),e,!0),"overrideMimeType"in n&&n.overrideMimeType("text/plain"),n.onreadystatechange=function(){if(4===n.readyState){var t=n.status;if(0!==t&&200!==t)throw Error("Could not load "+e+" (Error "+t+")");i.call(n,n.responseText)}},n.send(null)}},Q={canvases:[],getCanvas:function(t,e){var i,n=!0;"object"==typeof t&&(e=t.height,t=t.width),i=this.canvases.length?this.canvases.pop():document.createElement("canvas");var r=i.getContext("2d");return i.width===t&&i.height===e?n&&r.clearRect(0,0,t+1,e+1):(i.width=t,i.height=e),r.save(),i},getContext:function(t,e){return this.getCanvas(t,e).getContext("2d")},release:function(t){var e=t.canvas?t.canvas:t;e.getContext("2d").restore(),this.canvases.push(e)}},te=new function(){function t(t,e,i){return.2989*t+.587*e+.114*i}function i(e,i,n,r){var s=r-t(e,i,n);_=e+s,f=i+s,g=n+s;var r=t(_,f,g),a=v(_,f,g),o=m(_,f,g);if(0>a){var h=r-a;_=r+(_-r)*r/h,f=r+(f-r)*r/h,g=r+(g-r)*r/h}if(o>255){var u=255-r,l=o-r;_=r+(_-r)*u/l,f=r+(f-r)*u/l,g=r+(g-r)*u/l}}function n(t,e,i){return m(t,e,i)-v(t,e,i)}function r(t,e,i,n){var r,s=[t,e,i],a=m(t,e,i),o=v(t,e,i);o=o===t?0:o===e?1:2,a=a===t?0:a===e?1:2,r=0===v(o,a)?1===m(o,a)?2:1:0,s[a]>s[o]?(s[r]=(s[r]-s[o])*n/(s[a]-s[o]),s[a]=n):s[r]=s[a]=0,s[o]=0,_=s[0],f=s[1],g=s[2]}var s,a,o,h,u,l,c,d,_,f,g,v=Math.min,m=Math.max,p=Math.abs,y={multiply:function(){_=u*s/255,f=l*a/255,g=c*o/255},screen:function(){_=u+s-u*s/255,f=l+a-l*a/255,g=c+o-c*o/255},overlay:function(){_=128>u?2*u*s/255:255-2*(255-u)*(255-s)/255,f=128>l?2*l*a/255:255-2*(
|
