diff --git a/build.js b/build.js index 5a758890..27d28672 100644 --- a/build.js +++ b/build.js @@ -92,6 +92,7 @@ var filesToInclude = [ 'src/log.js', 'src/observable.mixin.js', + 'src/collection.mixin.js', 'src/util/misc.js', 'src/util/lang_array.js', diff --git a/dist/all.js b/dist/all.js index 27289847..0b95e2be 100644 --- a/dist/all.js +++ b/dist/all.js @@ -1866,6 +1866,151 @@ fabric.Observable.off = fabric.Observable.stopObserving; * @type function */ fabric.Observable.trigger = fabric.Observable.fire; +fabric.Collection = { + + /** + * Adds objects to collection, then renders canvas (if `renderOnAddition` is not `false`) + * Objects should be instances of (or inherit from) fabric.Object + * @method add + * @param [...] Zero or more fabric instances + * @chainable + */ + add: function () { + this._objects.push.apply(this._objects, arguments); + for (var i = arguments.length; i--; ) { + this._onObjectAdded(arguments[i]); + } + this.renderOnAddition && this.renderAll(); + return this; + }, + + /** + * Inserts an object into collection at specified index and renders canvas + * An object should be an instance of (or inherit from) fabric.Object + * @method insertAt + * @param object {Object} Object to insert + * @param index {Number} index to insert object at + * @param nonSplicing {Boolean} when `true`, no splicing (shifting) of objects occurs + * @chainable + */ + insertAt: function (object, index, nonSplicing) { + var objects = this.getObjects(); + if (nonSplicing) { + objects[index] = object; + } + else { + objects.splice(index, 0, object); + } + this._onObjectAdded(object); + this.renderOnAddition && this.renderAll(); + return this; + }, + + /** + * Removes an object from a group + * @method remove + * @param {Object} object + * @return {fabric.Group} thisArg + * @chainable + */ + remove: function(object) { + + var objects = this.getObjects(); + var index = objects.indexOf(object); + + // only call onObjectRemoved if an object was actually removed + if (index !== -1) { + objects.splice(index, 1); + this._onObjectRemoved(object); + } + + this.renderAll && this.renderAll(); + return object; + }, + + /** + * Executes given function for each object in this group + * @method forEachObject + * @param {Function} callback + * Callback invoked with current object as first argument, + * index - as second and an array of all objects - as third. + * Iteration happens in reverse order (for performance reasons). + * Callback is invoked in a context of Global Object (e.g. `window`) + * when no `context` argument is given + * + * @param {Object} context Context (aka thisObject) + * @chainable + */ + forEachObject: function(callback, context) { + var objects = this.getObjects(), + i = objects.length; + while (i--) { + callback.call(context, objects[i], i, objects); + } + return this; + }, + + /** + * Returns object at specified index + * @method item + * @param {Number} index + * @return {fabric.Object} + */ + item: function (index) { + return this.getObjects()[index]; + }, + + /** + * Returns true if collection contains no objects + * @method isEmpty + * @return {Boolean} true if collection is empty + */ + isEmpty: function () { + return this.getObjects().length === 0; + }, + + /** + * Returns a size of a collection (i.e: length of an array containing its objects) + * @return {Number} Collection size + */ + size: function() { + return this.getObjects().length; + }, + + /** + * Returns true if collection contains an object + * @method contains + * @param {Object} object Object to check against + * @return {Boolean} `true` if collection contains an object + */ + contains: function(object) { + return this.getObjects().indexOf(object) > -1; + }, + + /** + * Returns number representation of a collection complexity + * @method complexity + * @return {Number} complexity + */ + complexity: function () { + return this.getObjects().reduce(function (memo, current) { + memo += current.complexity ? current.complexity() : 0; + return memo; + }, 0); + }, + + /** + * Makes all of the collection objects grayscale (i.e. calling `toGrayscale` on them) + * @method toGrayscale + * @return {fabric.Group} thisArg + * @chainable + */ + toGrayscale: function() { + return this.forEachObject(function(obj) { + obj.toGrayscale(); + }); + } +}; (function() { var sqrt = Math.sqrt, @@ -5901,6 +6046,7 @@ fabric.Shadow = fabric.util.createClass(/** @scope fabric.Shadow.prototype */ { }; extend(fabric.StaticCanvas.prototype, fabric.Observable); + extend(fabric.StaticCanvas.prototype, fabric.Collection); extend(fabric.StaticCanvas.prototype, /** @scope fabric.StaticCanvas.prototype */ { @@ -6311,28 +6457,11 @@ fabric.Shadow = fabric.util.createClass(/** @scope fabric.Shadow.prototype */ { } }, - /** - * Adds objects to canvas, then renders canvas (if `renderOnAddition` is not `false`). - * Objects should be instances of (or inherit from) fabric.Object - * @method add - * @param [...] Zero or more fabric instances - * @return {fabric.Canvas} thisArg - * @chainable - */ - add: function () { - this._objects.push.apply(this._objects, arguments); - for (var i = arguments.length; i--; ) { - this._initObject(arguments[i]); - } - this.renderOnAddition && this.renderAll(); - return this; - }, - /** * @private * @method _initObject */ - _initObject: function(obj) { + _onObjectAdded: function(obj) { this.stateful && obj.setupState(); obj.setCoords(); obj.canvas = this; @@ -6341,25 +6470,10 @@ fabric.Shadow = fabric.util.createClass(/** @scope fabric.Shadow.prototype */ { }, /** - * Inserts an object to canvas at specified index and renders canvas. - * An object should be an instance of (or inherit from) fabric.Object - * @method insertAt - * @param object {Object} Object to insert - * @param index {Number} index to insert object at - * @param nonSplicing {Boolean} when `true`, no splicing (shifting) of objects occurs - * @return {fabric.Canvas} thisArg - * @chainable + * @method private */ - insertAt: function (object, index, nonSplicing) { - if (nonSplicing) { - this._objects[index] = object; - } - else { - this._objects.splice(index, 0, object); - } - this._initObject(object); - this.renderOnAddition && this.renderAll(); - return this; + _onObjectRemoved: function(obj) { + this.fire('object:removed', { target: obj }); }, /** @@ -6893,15 +7007,6 @@ fabric.Shadow = fabric.util.createClass(/** @scope fabric.Shadow.prototype */ { return markup.join(''); }, - /** - * Returns true if canvas contains no objects - * @method isEmpty - * @return {Boolean} true if canvas is empty - */ - isEmpty: function () { - return this._objects.length === 0; - }, - /** * Removes an object from canvas and returns it * @method remove @@ -6916,17 +7021,7 @@ fabric.Shadow = fabric.util.createClass(/** @scope fabric.Shadow.prototype */ { this.fire('selection:cleared'); } - var objects = this._objects; - var index = objects.indexOf(object); - - // removing any object should fire "objct:removed" events - if (index !== -1) { - objects.splice(index,1); - this.fire('object:removed', { target: object }); - } - - this.renderAll(); - return object; + return fabric.Collection.remove.call(this, object); }, /** @@ -7021,42 +7116,6 @@ fabric.Shadow = fabric.util.createClass(/** @scope fabric.Shadow.prototype */ { return this.renderAll && this.renderAll(); }, - /** - * Returns object at specified index - * @method item - * @param {Number} index - * @return {fabric.Object} - */ - item: function (index) { - return this.getObjects()[index]; - }, - - /** - * Returns number representation of an instance complexity - * @method complexity - * @return {Number} complexity - */ - complexity: function () { - return this.getObjects().reduce(function (memo, current) { - memo += current.complexity ? current.complexity() : 0; - return memo; - }, 0); - }, - - /** - * Iterates over all objects, invoking callback for each one of them - * @method forEachObject - * @return {fabric.Canvas} thisArg - */ - forEachObject: function(callback, context) { - var objects = this.getObjects(), - i = objects.length; - while (i--) { - callback.call(context, objects[i], i, objects); - } - return this; - }, - /** * Clears a canvas element and removes all event handlers. * @method dispose @@ -14377,8 +14436,7 @@ fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @scope fabric.Stati extend = fabric.util.object.extend, min = fabric.util.array.min, max = fabric.util.array.max, - invoke = fabric.util.array.invoke, - removeFromArray = fabric.util.removeFromArray; + invoke = fabric.util.array.invoke; if (fabric.Group) { return; @@ -14401,7 +14459,7 @@ fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @scope fabric.Stati * @class Group * @extends fabric.Object */ - fabric.Group = fabric.util.createClass(fabric.Object, /** @scope fabric.Group.prototype */ { + fabric.Group = fabric.util.createClass(fabric.Object, fabric.Collection, /** @scope fabric.Group.prototype */ { /** * Type of an object @@ -14513,8 +14571,7 @@ fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @scope fabric.Stati */ removeWithUpdate: function(object) { this._restoreObjectsState(); - removeFromArray(this._objects, object); - delete object.group; + this.remove(object); object.setActive(false); this._calcBounds(); this._updateObjectsCoords(); @@ -14522,37 +14579,17 @@ fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @scope fabric.Stati }, /** - * Adds an object to a group - * @method add - * @param {Object} object - * @return {fabric.Group} thisArg - * @chainable + * @private */ - add: function(object) { - this._objects.push(object); + _onObjectAdded: function(object) { object.group = this; - return this; }, /** - * Removes an object from a group - * @method remove - * @param {Object} object - * @return {fabric.Group} thisArg - * @chainable + * @private */ - remove: function(object) { - removeFromArray(this._objects, object); + _onObjectRemoved: function(object) { delete object.group; - return this; - }, - - /** - * Returns a size of a group (i.e: length of an array containing its objects) - * @return {Number} Group size - */ - size: function() { - return this.getObjects().length; }, /** @@ -14590,16 +14627,6 @@ fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @scope fabric.Stati } }, - /** - * Returns true if a group contains an object - * @method contains - * @param {Object} object Object to check against - * @return {Boolean} `true` if group contains an object - */ - contains: function(object) { - return this._objects.indexOf(object) > -1; - }, - /** * Returns object representation of an instance * @method toObject @@ -14656,28 +14683,6 @@ fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @scope fabric.Stati this.setCoords(); }, - /** - * Returns object from the group at the specified index - * @method item - * @param index {Number} index of item to get - * @return {fabric.Object} - */ - item: function(index) { - return this.getObjects()[index]; - }, - - /** - * Returns complexity of an instance - * @method complexity - * @return {Number} complexity - */ - complexity: function() { - return this.getObjects().reduce(function(total, object) { - total += (typeof object.complexity === 'function') ? object.complexity() : 0; - return total; - }, 0); - }, - /** * Retores original state of each of group objects (original state is that which was before group was created). * @private @@ -14781,23 +14786,6 @@ fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @scope fabric.Stati return this; }, - /** - * Executes given function for each object in this group - * @method forEachObject - * @param {Function} callback - * Callback invoked with current object as first argument, - * index - as second and an array of all objects - as third. - * Iteration happens in reverse order (for performance reasons). - * Callback is invoked in a context of Global Object (e.g. `window`) - * when no `context` argument is given - * - * @param {Object} context Context (aka thisObject) - * - * @return {fabric.Group} thisArg - * @chainable - */ - forEachObject: fabric.StaticCanvas.prototype.forEachObject, - /** * @private * @method _setOpacityIfSame @@ -14869,20 +14857,6 @@ fabric.util.object.extend(fabric.StaticCanvas.prototype, /** @scope fabric.Stati centerY + halfHeight > point.y; }, - /** - * Makes all of this group's objects grayscale (i.e. calling `toGrayscale` on them) - * @method toGrayscale - * @return {fabric.Group} thisArg - * @chainable - */ - toGrayscale: function() { - var i = this._objects.length; - while (i--) { - this._objects[i].toGrayscale(); - } - return this; - }, - /** * Returns svg representation of an instance * @method toSVG diff --git a/dist/all.min.js b/dist/all.min.js index 4ef48343..35e94fa6 100644 --- a/dist/all.min.js +++ b/dist/all.min.js @@ -1,6 +1,6 @@ -/* build: `node build.js modules=ALL exclude=gestures` *//*! Fabric.js Copyright 2008-2013, Printio (Juriy Zaytsev, Maxim Chernyak) */var fabric=fabric||{version:"1.1.2"};typeof exports!="undefined"&&(exports.fabric=fabric),typeof document!="undefined"&&typeof window!="undefined"?(fabric.document=document,fabric.window=window):(fabric.document=require("jsdom").jsdom(""),fabric.window=fabric.document.createWindow()),fabric.isTouchSupported="ontouchstart"in fabric.document.documentElement,fabric.isLikelyNode=typeof Buffer!="undefined"&&typeof window=="undefined";var Cufon=function(){function r(e){var t=this.face=e.face;this.glyphs=e.glyphs,this.w=e.w,this.baseSize=parseInt(t["units-per-em"],10),this.family=t["font-family"].toLowerCase(),this.weight=t["font-weight"],this.style=t["font-style"]||"normal",this.viewBox=function(){var e=t.bbox.split(/\s+/),n={minX:parseInt(e[0],10),minY:parseInt(e[1],10),maxX:parseInt(e[2],10),maxY:parseInt(e[3],10)};return 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e.onselectstart!="undefined"&&(e.onselectstart=null),t?e.style[t]="":typeof e.unselectable=="string"&&(e.unselectable=""),e}var e=fabric.document.documentElement.style,t="userSelect"in e?"userSelect":"MozUserSelect"in e?"MozUserSelect":"WebkitUserSelect"in e?"WebkitUserSelect":"KhtmlUserSelect"in e?"KhtmlUserSelect":"";fabric.util.makeElementUnselectable=n,fabric.util.makeElementSelectable=r}(),function(){function e(e,t){var n=fabric.document.getElementsByTagName("head")[0],r=fabric.document.createElement("script"),i=!0;r.type="text/javascript",r.setAttribute("runat","server"),r.onload=r.onreadystatechange=function(e){if(i){if(typeof 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n*Math.sin(e/r*(Math.PI/2))+t}function d(e,t,n,r){return-n/2*(Math.cos(Math.PI*e/r)-1)+t}function v(e,t,n,r){return e===0?t:n*Math.pow(2,10*(e/r-1))+t}function m(e,t,n,r){return e===r?t+n:n*(-Math.pow(2,-10*e/r)+1)+t}function g(e,t,n,r){return e===0?t:e===r?t+n:(e/=r/2,e<1?n/2*Math.pow(2,10*(e-1))+t:n/2*(-Math.pow(2,-10*--e)+2)+t)}function y(e,t,n,r){return-n*(Math.sqrt(1-(e/=r)*e)-1)+t}function b(e,t,n,r){return n*Math.sqrt(1-(e=e/r-1)*e)+t}function w(e,t,n,r){return e/=r/2,e<1?-n/2*(Math.sqrt(1-e*e)-1)+t:n/2*(Math.sqrt(1-(e-=2)*e)+1)+t}function E(e,t,n,r){var i=1.70158,s=0,o=n;return e===0?t:(e/=r,e===1?t+n:(s||(s=r*.3),o-1;e=e.split(/\s+/);var n=[],r,i;if(t){r=0,i=e.length;for(;r/i,"")));if(!s.documentElement)return;t.parseSVGDocument(s.documentElement,function(r,i){d.set(e,{objects:t.util.array.invoke(r,"toObject"),options:i}),n(r,i)},r)}e=e.replace(/^\n\s*/,"").trim(),d.has(e,function(r){r?d.get(e,function(e){var t=m(e);n(t.objects,t.options)}):new 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t=e.fabric||(e.fabric={}),n=t.util.object.extend,r=t.util.string.capitalize,i=t.util.object.clone,s={cx:"left",x:"left",cy:"top",y:"top",r:"radius","fill-opacity":"opacity","fill-rule":"fillRule","stroke-width":"strokeWidth",transform:"transformMatrix","text-decoration":"textDecoration","font-size":"fontSize","font-weight":"fontWeight","font-style":"fontStyle","font-family":"fontFamily"};t.parseTransformAttribute=function(){function e(e,t){var n=t[0];e[0]=Math.cos(n),e[1]=Math.sin(n),e[2]=-Math.sin(n),e[3]=Math.cos(n)}function t(e,t){var n=t[0],r=t.length===2?t[1]:t[0];e[0]=n,e[3]=r}function n(e,t){e[2]=t[0]}function r(e,t){e[1]=t[0]}function i(e,t){e[4]=t[0],t.length===2&&(e[5]=t[1])}var s=[1,0,0,1,0,0],o="(?:[-+]?\\d+(?:\\.\\d+)?(?:e[-+]?\\d+)?)",u="(?:\\s+,?\\s*|,\\s*)",a="(?:(skewX)\\s*\\(\\s*("+o+")\\s*\\))",f="(?:(skewY)\\s*\\(\\s*("+o+")\\s*\\))",l="(?:(rotate)\\s*\\(\\s*("+o+")(?:"+u+"("+o+")"+u+"("+o+"))?\\s*\\))",c="(?:(scale)\\s*\\(\\s*("+o+")(?:"+u+"("+o+"))?\\s*\\))",h="(?:(translate)\\s*\\(\\s*("+o+")(?:"+u+"("+o+"))?\\s*\\))",p="(?:(matrix)\\s*\\(\\s*("+o+")"+u+"("+o+")"+u+"("+o+")"+u+"("+o+")"+u+"("+o+")"+u+"("+o+")"+"\\s*\\))",d="(?:"+p+"|"+h+"|"+c+"|"+l+"|"+a+"|"+f+")",v="(?:"+d+"(?:"+u+d+")*"+")",m="^\\s*(?:"+v+"?)\\s*$",g=new RegExp(m),y=new RegExp(d);return function(o){var u=s.concat();return!o||o&&!g.test(o)?u:(o.replace(y,function(s){var o=(new RegExp(d)).exec(s).filter(function(e){return e!==""&&e!=null}),a=o[1],f=o.slice(2).map(parseFloat);switch(a){case"translate":i(u,f);break;case"rotate":e(u,f);break;case"scale":t(u,f);break;case"skewX":n(u,f);break;case"skewY":r(u,f);break;case"matrix":u=f}}),u)}}(),t.parseSVGDocument=function(){function s(e,t){while(e&&(e=e.parentNode))if(t.test(e.nodeName))return!0;return!1}var e=/^(path|circle|polygon|polyline|ellipse|rect|line|image|text)$/,n="(?:[-+]?\\d+(?:\\.\\d+)?(?:e[-+]?\\d+)?)",r=new RegExp("^\\s*("+n+"+)\\s*,?"+"\\s*("+n+"+)\\s*,?"+"\\s*("+n+"+)\\s*,?"+"\\s*("+n+"+)\\s*"+"$");return function(n,o,u){if(!n)return;var a=new Date,f=t.util.toArray(n.getElementsByTagName("*"));if(f.length===0){f=n.selectNodes("//*[name(.)!='svg']");var l=[];for(var c=0,p=f.length;c']:this.type==="radial"&&(i=["']);for(var s=0;s');return i.push(this.type==="linear"?"":""),i.join("")}}),fabric.util.object.extend(fabric.Gradient,{fromElement:function(n,r){var i=n.getElementsByTagName("stop"),s=n.nodeName==="linearGradient"?"linear":"radial",o=n.getAttribute("gradientUnits")||"objectBoundingBox",u=[],a={};s==="linear"?a={x1:n.getAttribute("x1")||0,y1:n.getAttribute("y1")||0,x2:n.getAttribute("x2")||"100%",y2:n.getAttribute("y2")||0}:s==="radial"&&(a={x1:n.getAttribute("fx")||n.getAttribute("cx")||"50%",y1:n.getAttribute("fy")||n.getAttribute("cy")||"50%",r1:0,x2:n.getAttribute("cx")||"50%",y2:n.getAttribute("cy")||"50%",r2:n.getAttribute("r")||"50%"});for(var f=i.length;f--;)u.push(e(i[f]));return t(r,a),new fabric.Gradient({type:s,coords:a,gradientUnits:o,colorStops:u})},forObject:function(e,n){return n||(n={}),t(e,n),new fabric.Gradient(n)}}),fabric.getGradientDefs=r}(),fabric.Pattern=fabric.util.createClass({repeat:"repeat",initialize:function(e){e||(e={}),e.source&&(this.source=typeof e.source=="string"?new Function(e.source):e.source),e.repeat&&(this.repeat=e.repeat)},toObject:function(){var e;return typeof this.source=="function"?e=String(this.source).match(/function\s+\w*\s*\(.*\)\s+\{([\s\S]*)\}/)[1]:typeof this.source.src=="string"&&(e=this.source.src),{source:e,repeat:this.repeat}},toLive:function(e){var t=typeof this.source=="function"?this.source():this.source;return e.createPattern(t,this.repeat)}}),fabric.Shadow=fabric.util.createClass({color:"rgb(0,0,0)",blur:0,offsetX:0,offsetY:0,affectStroke:!1,initialize:function(e){for(var t in e)this[t]=e[t]},toObject:function(){return{color:this.color,blur:this.blur,offsetX:this.offsetX,offsetY:this.offsetY}},toSVG:function(){}}),function(e){"use strict";function n(e,t){arguments.length>0&&this.init(e,t)}var t=e.fabric||(e.fabric={});if(t.Point){t.warn("fabric.Point is already defined");return}t.Point=n,n.prototype={constructor:n,init:function(e,t){this.x=e,this.y=t},add:function(e){return new n(this.x+e.x,this.y+e.y)},addEquals:function(e){return this.x+=e.x,this.y+=e.y,this},scalarAdd:function(e){return new n(this.x+e,this.y+e)},scalarAddEquals:function(e){return this.x+=e,this.y+=e,this},subtract:function(e){return new n(this.x-e.x,this.y-e.y)},subtractEquals:function(e){return this.x-=e.x,this.y-=e.y,this},scalarSubtract:function(e){return new n(this.x-e,this.y-e)},scalarSubtractEquals:function(e){return this.x-=e,this.y-=e,this},multiply:function(e){return new n(this.x*e,this.y*e)},multiplyEquals:function(e){return this.x*=e,this.y*=e,this},divide:function(e){return new n(this.x/e,this.y/e)},divideEquals:function(e){return this.x/=e,this.y/=e,this},eq:function(e){return this.x===e.x&&this.y===e.y},lt:function(e){return this.xe.x&&this.y>e.y},gte:function(e){return this.x>=e.x&&this.y>=e.y},lerp:function(e,t){return new n(this.x+(e.x-this.x)*t,this.y+(e.y-this.y)*t)},distanceFrom:function(e){var t=this.x-e.x,n=this.y-e.y;return Math.sqrt(t*t+n*n)},midPointFrom:function(e){return new n(this.x+(e.x-this.x)/2,this.y+(e.y-this.y)/2)},min:function(e){return new 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n("Intersection"),o.points.push(new t.Point(e.x+l*(r.x-e.x),e.y+l*(r.y-e.y)))):o=new n("No Intersection")}else u===0||a===0?o=new n("Coincident"):o=new n("Parallel");return o},t.Intersection.intersectLinePolygon=function(e,t,r){var i=new n("No Intersection"),s=r.length;for(var o=0;o0&&(i.status="Intersection"),i},t.Intersection.intersectPolygonPolygon=function(e,t){var r=new n("No Intersection"),i=e.length;for(var s=0;s0&&(r.status="Intersection"),r},t.Intersection.intersectPolygonRectangle=function(e,r,i){var s=r.min(i),o=r.max(i),u=new t.Point(o.x,s.y),a=new t.Point(s.x,o.y),f=n.intersectLinePolygon(s,u,e),l=n.intersectLinePolygon(u,o,e),c=n.intersectLinePolygon(o,a,e),h=n.intersectLinePolygon(a,s,e),p=new n("No Intersection");return p.appendPoints(f.points),p.appendPoints(l.points),p.appendPoints(c.points),p.appendPoints(h.points),p.points.length>0&&(p.status="Intersection"),p}}(typeof exports!="undefined"?exports:this),function(e){"use strict";function n(e){e?this._tryParsingColor(e):this.setSource([0,0,0,1])}var t=e.fabric||(e.fabric={});if(t.Color){t.warn("fabric.Color is already defined.");return}t.Color=n,t.Color.prototype={_tryParsingColor:function(e){var t;e in n.colorNameMap&&(e=n.colorNameMap[e]),t=n.sourceFromHex(e),t||(t=n.sourceFromRgb(e)),t&&this.setSource(t)},getSource:function(){return this._source},setSource:function(e){this._source=e},toRgb:function(){var e=this.getSource();return"rgb("+e[0]+","+e[1]+","+e[2]+")"},toRgba:function(){var e=this.getSource();return"rgba("+e[0]+","+e[1]+","+e[2]+","+e[3]+")"},toHex:function(){var e=this.getSource(),t=e[0].toString(16);t=t.length===1?"0"+t:t;var n=e[1].toString(16);n=n.length===1?"0"+n:n;var r=e[2].toString(16);return r=r.length===1?"0"+r:r,t.toUpperCase()+n.toUpperCase()+r.toUpperCase()},getAlpha:function(){return this.getSource()[3]},setAlpha:function(e){var t=this.getSource();return t[3]=e,this.setSource(t),this},toGrayscale:function(){var e=this.getSource(),t=parseInt((e[0]*.3+e[1]*.59+e[2]*.11).toFixed(0),10),n=e[3];return this.setSource([t,t,t,n]),this},toBlackWhite:function(e){var t=this.getSource(),n=(t[0]*.3+t[1]*.59+t[2]*.11).toFixed(0),r=t[3];return e=e||127,n=Number(n)',''),t.push("',"Created with Fabric.js ",fabric.version,"","",fabric.createSVGFontFacesMarkup(this.getObjects()),fabric.createSVGRefElementsMarkup(this),""),this.backgroundColor&&this.backgroundColor.source&&t.push('"),this.backgroundImage&&t.push(''),this.overlayImage&&t.push('');for(var n=0,r=this.getObjects(),i=r.length;n"),t.join("")},isEmpty:function(){return this._objects.length===0},remove:function(e){this.getActiveObject()===e&&(this.fire("before:selection:cleared",{target:e}),this.discardActiveObject(),this.fire("selection:cleared"));var t=this._objects,n=t.indexOf(e);return n!==-1&&(t.splice(n,1),this.fire("object:removed",{target:e})),this.renderAll(),e},sendToBack:function(e){return n(this._objects,e),this._objects.unshift(e),this.renderAll&&this.renderAll()},bringToFront:function(e){return n(this._objects,e),this._objects.push(e),this.renderAll&&this.renderAll()},sendBackwards:function(e){var t=this._objects.indexOf(e),r=t;if(t!==0){for(var i=t-1;i>=0;--i){var s=e.intersectsWithObject(this._objects[i])||e.isContainedWithinObject(this._objects[i])||this._objects[i].isContainedWithinObject(e);if(s){r=i;break}}n(this._objects,e),this._objects.splice(r,0,e)}return this.renderAll&&this.renderAll()},bringForward:function(e){var t=this.getObjects(),r=t.indexOf(e),i=r;if(r!==t.length-1){for(var s=r+1,o=this._objects.length;s"},e(fabric.StaticCanvas,{EMPTY_JSON:'{"objects": [], "background": "white"}',toGrayscale:function(e){var t=e.getContext("2d"),n=t.getImageData(0,0,e.width,e.height),r=n.data,i=n.width,s=n.height,o,u,a,f;for(a=0;a0&&(t>this.targetFindTolerance?t-=this.targetFindTolerance:t=0,n>this.targetFindTolerance?n-=this.targetFindTolerance:n=0);var o=!0,u=r.getImageData(t,n,this.targetFindTolerance*2||1,this.targetFindTolerance*2||1);for(var a=3;a0?0:-n),t.ey-(r>0?0:-r),i,o),e.lineWidth=this.selectionLineWidth,e.strokeStyle=this.selectionBorderColor;if(this.selectionDashArray.length>1){var u=t.ex+a-(n>0?0:i),f=t.ey+a-(r>0?0:o);e.beginPath(),fabric.util.drawDashedLine(e,u,f,u+i,f,this.selectionDashArray),fabric.util.drawDashedLine(e,u,f+o-1,u+i,f+o-1,this.selectionDashArray),fabric.util.drawDashedLine(e,u,f,u,f+o,this.selectionDashArray),fabric.util.drawDashedLine(e,u+i-1,f,u+i-1,f+o,this.selectionDashArray),e.closePath(),e.stroke()}else e.strokeRect(t.ex+a-(n>0?0:i),t.ey+a-(r>0?0:o),i,o)},_findSelectedObjects:function(e){var t=[],n=this._groupSelector.ex,r=this._groupSelector.ey,i=n+this._groupSelector.left,s=r+this._groupSelector.top,a,f=new fabric.Point(o(n,i),o(r,s)),l=new fabric.Point(u(n,i),u(r,s));for(var c=0,h=this._objects.length;c1&&(t=new fabric.Group(t),this.setActiveGroup(t),t.saveCoords(),this.fire("selection:created",{target:t})),this.renderAll()},findTarget:function(e,t){var n,r=this.getPointer(e);if(this.controlsAboveOverlay&&this.lastRenderedObjectWithControlsAboveOverlay&&this.containsPoint(e,this.lastRenderedObjectWithControlsAboveOverlay)&&this.lastRenderedObjectWithControlsAboveOverlay._findTargetCorner(e,this._offset))return n=this.lastRenderedObjectWithControlsAboveOverlay,n;var i=this.getActiveGroup();if(i&&!t&&this.containsPoint(e,i))return n=i,n;var s=[];for(var o=this._objects.length;o--;)if(this._objects[o]&&this.containsPoint(e,this._objects[o])){if(!this.perPixelTargetFind&&!this._objects[o].perPixelTargetFind){n=this._objects[o],this.relatedTarget=n;break}s[s.length]=this._objects[o]}for(var u=0,a=s.length;u"},get:function(e){return this[e]},set:function(e,t){if(typeof e=="object")for(var n in e)this._set(n,e[n]);else typeof t=="function"?this._set(e,t(this.get(e))):this._set(e,t);return this},_set:function(e,t){var n=e==="scaleX"||e==="scaleY";n&&(t=this._constrainScale(t));if(e==="scaleX"&&t<0)this.flipX=!this.flipX,t*=-1;else if(e==="scaleY"&&t<0)this.flipY=!this.flipY,t*=-1;else if(e==="width"||e==="height")this.minScaleLimit=r(Math.min(.1,1/Math.max(this.width,this.height)),2);return this[e]=t,this},toggle:function(e){var t=this.get(e);return typeof t=="boolean"&&this.set(e,!t),this},setSourcePath:function(e){return this.sourcePath=e,this},render:function(e,n){if(this.width===0||this.height===0||!this.visible)return;e.save();var r=this.transformMatrix;r&&!this.group&&e.setTransform(r[0],r[1],r[2],r[3],r[4],r[5]),n||this.transform(e);if(this.stroke||this.strokeDashArray)e.lineWidth=this.strokeWidth,this.stroke&&this.stroke.toLive?e.strokeStyle=this.stroke.toLive(e):e.strokeStyle=this.stroke;this.overlayFill?e.fillStyle=this.overlayFill:this.fill&&(e.fillStyle=this.fill.toLive?this.fill.toLive(e):this.fill),r&&this.group&&(e.translate(-this.group.width/2,-this.group.height/2),e.transform(r[0],r[1],r[2],r[3],r[4],r[5])),this._setShadow(e),this.clipTo&&t.util.clipContext(this,e),this._render(e,n),this.clipTo&&e.restore(),this._removeShadow(e),this.active&&!n&&(this.drawBorders(e),this.drawControls(e)),e.restore()},_setShadow:function(e){if(!this.shadow)return;e.shadowColor=this.shadow.color,e.shadowBlur=this.shadow.blur,e.shadowOffsetX=this.shadow.offsetX,e.shadowOffsetY=this.shadow.offsetY},_removeShadow:function(e){e.shadowColor="",e.shadowBlur=e.shadowOffsetX=e.shadowOffsetY=0},clone:function(e,n){return this.constructor.fromObject?this.constructor.fromObject(this.toObject(n),e):new t.Object(this.toObject(n))},cloneAsImage:function(e){if(t.Image){var n=new o;n.onload=function(){e&&e(new t.Image(n),r),n=n.onload=null};var r={angle:this.getAngle(),flipX:this.getFlipX(),flipY:this.getFlipY()};this.set({angle:0,flipX:!1,flipY:!1}),this.toDataURL(function(e){n.src=e})}return this},toDataURL:function(e){function i(t){t.left=n.width/2,t.top=n.height/2,t.setActive(!1),r.add(t);var i=r.toDataURL();r.dispose(),r=t=null,e&&e(i)}var n=t.util.createCanvasElement();n.width=this.getBoundingRectWidth(),n.height=this.getBoundingRectHeight(),t.util.wrapElement(n,"div");var r=new t.Canvas(n);r.backgroundColor="transparent",r.renderAll(),this.constructor.async?this.clone(i):i(this.clone())},hasStateChanged:function(){return this.stateProperties.some(function(e){return this[e]!==this.originalState[e]},this)},saveState:function(e){return this.stateProperties.forEach(function(e){this.originalState[e]=this.get(e)},this),e&&e.stateProperties&&e.stateProperties.forEach(function(e){this.originalState[e]=this.get(e)},this),this},setupState:function(){this.originalState={},this.saveState()},isType:function(e){return this.type===e},toGrayscale:function(){var e=this.get("fill");return e&&this.set("overlayFill",(new t.Color(e)).toGrayscale().toRgb()),this},complexity:function(){return 0},toJSON:function(e){return this.toObject(e)},setGradient:function(e,n){n||(n={});var r={colorStops:[]};r.type=n.type||(n.r1||n.r2?"radial":"linear"),r.coords={x1:n.x1,y1:n.y1,x2:n.x2,y2:n.y2};if(n.r1||n.r2)r.coords.r1=n.r1,r.coords.r2=n.r2;for(var i in n.colorStops){var s=new t.Color(n.colorStops[i]);r.colorStops.push({offset:i,color:s.toRgb(),opacity:s.getAlpha()})}this.set(e,t.Gradient.forObject(this,r))},setPatternFill:function(e){this.set("fill",new t.Pattern(e))},setShadow:function(e){this.set("shadow",new t.Shadow(e))},animate:function(){if(arguments[0]&&typeof arguments[0]=="object")for(var e in arguments[0])this._animate(e,arguments[0][e],arguments[1]);else this._animate.apply(this,arguments);return this},_animate:function(e,n,r){var i=this,s;n=n.toString(),r?r=t.util.object.clone(r):r={},~e.indexOf(".")&&(s=e.split("."));var o=s?this.get(s[0])[s[1]]:this.get(e);"from"in r||(r.from=o),~n.indexOf("=")?n=o+parseFloat(n.replace("=","")):n=parseFloat(n),t.util.animate({startValue:r.from,endValue:n,byValue:r.by,easing:r.easing,duration:r.duration,onChange:function(t){s?i[s[0]][s[1]]=t:i.set(e,t),r.onChange&&r.onChange()},onComplete:function(){i.setCoords(),r.onComplete&&r.onComplete()}})},centerH:function(){return this.canvas.centerObjectH(this),this},centerV:function(){return this.canvas.centerObjectV(this),this},center:function(){return this.centerH().centerV()},remove:function(){return this.canvas.remove(this)},sendToBack:function(){return this.group?t.StaticCanvas.prototype.sendToBack.call(this.group,this):this.canvas.sendToBack(this),this},bringToFront:function(){return this.group?t.StaticCanvas.prototype.bringToFront.call(this.group,this):this.canvas.bringToFront(this),this},sendBackwards:function(){return this.group?t.StaticCanvas.prototype.sendBackwards.call(this.group,this):this.canvas.sendBackwards(this),this},bringForward:function(){return this.group?t.StaticCanvas.prototype.bringForward.call(this.group,this):this.canvas.bringForward(this),this}}),t.util.createAccessors(t.Object),t.Object.prototype.rotate=t.Object.prototype.setAngle,n(t.Object.prototype,t.Observable),t.Object.NUM_FRACTION_DIGITS=2,t.Object.__uid=0}(typeof exports!="undefined"?exports:this),function(){var e=fabric.util.degreesToRadians;fabric.util.object.extend(fabric.Object.prototype,{translateToCenterPoint:function(t,n,r){var i=t.x,s=t.y;return n==="left"?i=t.x+this.getWidth()/2:n==="right"&&(i=t.x-this.getWidth()/2),r==="top"?s=t.y+this.getHeight()/2:r==="bottom"&&(s=t.y-this.getHeight()/2),fabric.util.rotatePoint(new fabric.Point(i,s),t,e(this.angle))},translateToOriginPoint:function(t,n,r){var i=t.x,s=t.y;return n==="left"?i=t.x-this.getWidth()/2:n==="right"&&(i=t.x+this.getWidth()/2),r==="top"?s=t.y-this.getHeight()/2:r==="bottom"&&(s=t.y+this.getHeight()/2),fabric.util.rotatePoint(new fabric.Point(i,s),t,e(this.angle))},getCenterPoint:function(){return this.translateToCenterPoint(new fabric.Point(this.left,this.top),this.originX,this.originY)},toLocalPoint:function(t,n,r){var i=this.getCenterPoint(),s,o;return n!==undefined&&r!==undefined?(n==="left"?s=i.x-this.getWidth()/2:n==="right"?s=i.x+this.getWidth()/2:s=i.x,r==="top"?o=i.y-this.getHeight()/2:r==="bottom"?o=i.y+this.getHeight()/2:o=i.y):(s=this.left,o=this.top),fabric.util.rotatePoint(new fabric.Point(t.x,t.y),i,-e(this.angle)).subtractEquals(new fabric.Point(s,o))},setPositionByOrigin:function(e,t,n){var r=this.translateToCenterPoint(e,t,n),i=this.translateToOriginPoint(r,this.originX,this.originY);this.set("left",i.x),this.set("top",i.y)},adjustPosition:function(t){var n=e(this.angle),r=this.getWidth()/2,i=Math.cos(n)*r,s=Math.sin(n)*r,o=this.getWidth(),u=Math.cos(n)*o,a=Math.sin(n)*o;this.originX==="center"&&t==="left"||this.originX==="right"&&t==="center"?(this.left-=i,this.top-=s):this.originX==="left"&&t==="center"||this.originX==="center"&&t==="right"?(this.left+=i,this.top+=s):this.originX==="left"&&t==="right"?(this.left+=u,this.top+=a):this.originX==="right"&&t==="left"&&(this.left-=u,this.top-=a),this.setCoords(),this.originX=t}})}(),function(){var e=fabric.util.degreesToRadians;fabric.util.object.extend(fabric.Object.prototype,{intersectsWithRect:function(e,t){var n=this.oCoords,r=new fabric.Point(n.tl.x,n.tl.y),i=new fabric.Point(n.tr.x,n.tr.y),s=new fabric.Point(n.bl.x,n.bl.y),o=new fabric.Point(n.br.x,n.br.y),u=fabric.Intersection.intersectPolygonRectangle([r,i,o,s],e,t);return u.status==="Intersection"},intersectsWithObject:function(e){function t(e){return{tl:new fabric.Point(e.tl.x,e.tl.y),tr:new fabric.Point(e.tr.x,e.tr.y),bl:new fabric.Point(e.bl.x,e.bl.y),br:new fabric.Point(e.br.x,e.br.y)}}var n=t(this.oCoords),r=t(e.oCoords),i=fabric.Intersection.intersectPolygonPolygon([n.tl,n.tr,n.br,n.bl],[r.tl,r.tr,r.br,r.bl]);return i.status==="Intersection"},isContainedWithinObject:function(e){return this.isContainedWithinRect(e.oCoords.tl,e.oCoords.br)},isContainedWithinRect:function(e,t){var n=this.oCoords,r=new fabric.Point(n.tl.x,n.tl.y),i=new fabric.Point(n.tr.x,n.tr.y),s=new fabric.Point(n.bl.x,n.bl.y);return r.x>e.x&&i.xe.y&&s.y1?this.strokeWidth:0,n=this.padding,r=e(this.angle);this.currentWidth=(this.width+t)*this.scaleX+n*2,this.currentHeight=(this.height+t)*this.scaleY+n*2,this.currentWidth<0&&(this.currentWidth=Math.abs(this.currentWidth));var i=Math.sqrt(Math.pow(this.currentWidth/2,2)+Math.pow(this.currentHeight/2,2)),s=Math.atan(this.currentHeight/this.currentWidth),o=Math.cos(s+r)*i,u=Math.sin(s+r)*i,a=Math.sin(r),f=Math.cos(r),l=this.getCenterPoint(),c={x:l.x-o,y:l.y-u},h={x:c.x+this.currentWidth*f,y:c.y+this.currentWidth*a},p={x:h.x-this.currentHeight*a,y:h.y+this.currentHeight*f},d={x:c.x-this.currentHeight*a,y:c.y+this.currentHeight*f},v={x:c.x-this.currentHeight/2*a,y:c.y+this.currentHeight/2*f},m={x:c.x+this.currentWidth/2*f,y:c.y+this.currentWidth/2*a},g={x:h.x-this.currentHeight/2*a,y:h.y+this.currentHeight/2*f},y={x:d.x+this.currentWidth/2*f,y:d.y+this.currentWidth/2*a},b={x:c.x+this.currentWidth/2*f,y:c.y+this.currentWidth/2*a};return this.oCoords={tl:c,tr:h,br:p,bl:d,ml:v,mt:m,mr:g,mb:y,mtr:b},this._setCornerCoords(),this}})}(),function(){var e=fabric.util.getPointer,t=fabric.util.degreesToRadians;fabric.util.object.extend(fabric.Object.prototype,{_findTargetCorner:function(t,n){if(!this.hasControls||!this.active)return!1;var r=e(t,this.canvas.upperCanvasEl),i=r.x-n.left,s=r.y-n.top,o,u;for(var a in this.oCoords){if(a==="mtr"&&!this.hasRotatingPoint)continue;if(!(!this.get("lockUniScaling")||a!=="mt"&&a!=="mr"&&a!=="mb"&&a!=="ml"))continue;u=this._getImageLines(this.oCoords[a].corner,a),o=this._findCrossPoints(i,s,u);if(o%2===1&&o!==0)return this.__corner=a,a}return!1},_findCrossPoints:function(e,t,n){var r,i,s,o,u,a,f=0,l;for(var c in n){l=n[c];if(l.o.y=t&&l.d.y>=t)continue;l.o.x===l.d.x&&l.o.x>=e?(u=l.o.x,a=t):(r=0,i=(l.d.y-l.o.y)/(l.d.x-l.o.x),s=t-r*e,o=l.o.y-i*l.o.x,u=-(s-o)/(r-i),a=s+r*u),u>=e&&(f+=1);if(f===2)break}return f},_getImageLines:function(e){return{topline:{o:e.tl,d:e.tr},rightline:{o:e.tr,d:e.br},bottomline:{o:e.br,d:e.bl},leftline:{o:e.bl,d:e.tl}}},_setCornerCoords:function(){var e=this.oCoords,n=t(this.angle),r=t(45-this.angle),i=Math.sqrt(2*Math.pow(this.cornerSize,2))/2,s=i*Math.cos(r),o=i*Math.sin(r),u=Math.sin(n),a=Math.cos(n);e.tl.corner={tl:{x:e.tl.x-o,y:e.tl.y-s},tr:{x:e.tl.x+s,y:e.tl.y-o},bl:{x:e.tl.x-s,y:e.tl.y+o},br:{x:e.tl.x+o,y:e.tl.y+s}},e.tr.corner={tl:{x:e.tr.x-o,y:e.tr.y-s},tr:{x:e.tr.x+s,y:e.tr.y-o},br:{x:e.tr.x+o,y:e.tr.y+s},bl:{x:e.tr.x-s,y:e.tr.y+o}},e.bl.corner={tl:{x:e.bl.x-o,y:e.bl.y-s},bl:{x:e.bl.x-s,y:e.bl.y+o},br:{x:e.bl.x+o,y:e.bl.y+s},tr:{x:e.bl.x+s,y:e.bl.y-o}},e.br.corner={tr:{x:e.br.x+s,y:e.br.y-o},bl:{x:e.br.x-s,y:e.br.y+o},br:{x:e.br.x+o,y:e.br.y+s},tl:{x:e.br.x-o,y:e.br.y-s}},e.ml.corner={tl:{x:e.ml.x-o,y:e.ml.y-s},tr:{x:e.ml.x+s,y:e.ml.y-o},bl:{x:e.ml.x-s,y:e.ml.y+o},br:{x:e.ml.x+o,y:e.ml.y+s}},e.mt.corner={tl:{x:e.mt.x-o,y:e.mt.y-s},tr:{x:e.mt.x+s,y:e.mt.y-o},bl:{x:e.mt.x-s,y:e.mt.y+o},br:{x:e.mt.x+o,y:e.mt.y+s}},e.mr.corner={tl:{x:e.mr.x-o,y:e.mr.y-s},tr:{x:e.mr.x+s,y:e.mr.y-o},bl:{x:e.mr.x-s,y:e.mr.y+o},br:{x:e.mr.x+o,y:e.mr.y+s}},e.mb.corner={tl:{x:e.mb.x-o,y:e.mb.y-s},tr:{x:e.mb.x+s,y:e.mb.y-o},bl:{x:e.mb.x-s,y:e.mb.y+o},br:{x:e.mb.x+o,y:e.mb.y+s}},e.mtr.corner={tl:{x:e.mtr.x-o+u*this.rotatingPointOffset,y:e.mtr.y-s-a*this.rotatingPointOffset},tr:{x:e.mtr.x+s+u*this.rotatingPointOffset,y:e.mtr.y-o-a*this.rotatingPointOffset},bl:{x:e.mtr.x-s+u*this.rotatingPointOffset,y:e.mtr.y+o-a*this.rotatingPointOffset},br:{x:e.mtr.x+o+u*this.rotatingPointOffset,y:e.mtr.y+s-a*this.rotatingPointOffset}}},drawBorders:function(e){if(!this.hasBorders)return;var t=this.padding,n=t*2,r=this.strokeWidth>1?this.strokeWidth:0;e.save(),e.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1,e.strokeStyle=this.borderColor;var i=1/this._constrainScale(this.scaleX),s=1/this._constrainScale(this.scaleY);e.lineWidth=1/this.borderScaleFactor,e.scale(i,s);var o=this.getWidth(),u=this.getHeight();e.strokeRect(~~(-(o/2)-t-r/2*this.scaleX)+.5,~~(-(u/2)-t-r/2*this.scaleY)+.5,~~(o+n+r*this.scaleX),~~(u+n+r*this.scaleY));if(this.hasRotatingPoint&&!this.get("lockRotation")&&this.hasControls){var a=(this.flipY?u+r*this.scaleY+t*2:-u-r*this.scaleY-t*2)/2;e.beginPath(),e.moveTo(0,a),e.lineTo(0,a+(this.flipY?this.rotatingPointOffset:-this.rotatingPointOffset)),e.closePath(),e.stroke()}return e.restore(),this},drawControls:function(e){if(!this.hasControls)return;var t=this.cornerSize,n=t/2,r=this.strokeWidth/2,i=-(this.width/2),s=-(this.height/2),o,u,a=t/this.scaleX,f=t/this.scaleY,l=this.padding/this.scaleX,c=this.padding/this.scaleY,h=n/this.scaleY,p=n/this.scaleX,d=(n-t)/this.scaleX,v=(n-t)/this.scaleY,m=this.height,g=this.width,y=this.transparentCorners?"strokeRect":"fillRect",b=typeof G_vmlCanvasManager!="undefined";return e.save(),e.lineWidth=1/Math.max(this.scaleX,this.scaleY),e.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1,e.strokeStyle=e.fillStyle=this.cornerColor,o=i-p-r-l,u=s-h-r-c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i+g-p+r+l,u=s-h-r-c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i-p-r-l,u=s+m+v+r+c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i+g+d+r+l,u=s+m+v+r+c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),this.get("lockUniScaling")||(o=i+g/2-p,u=s-h-r-c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i+g/2-p,u=s+m+v+r+c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i+g+d+r+l,u=s+m/2-h,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i-p-r-l,u=s+m/2-h,b||e.clearRect(o,u,a,f),e[y](o,u,a,f)),this.hasRotatingPoint&&(o=i+g/2-p,u=this.flipY?s+m+this.rotatingPointOffset/this.scaleY-f/2+r+c:s-this.rotatingPointOffset/this.scaleY-f/2-r-c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f)),e.restore(),this}})}(),function(e){"use strict";var t=e.fabric||(e.fabric={}),n=t.util.object.extend,r={x1:1,x2:1,y1:1,y2:1};if(t.Line){t.warn("fabric.Line is already defined");return}t.Line=t.util.createClass(t.Object,{type:"line",initialize:function(e,t){t=t||{},e||(e=[0,0,0,0]),this.callSuper("initialize",t),this.set("x1",e[0]),this.set("y1",e[1]),this.set("x2",e[2]),this.set("y2",e[3]),this._setWidthHeight(t)},_setWidthHeight:function(e){e||(e={}),this.set("width",this.x2-this.x1||1),this.set("height",this.y2-this.y1||1),this.set("left","left"in e?e.left:this.x1+this.width/2),this.set("top","top"in e?e.top:this.y1+this.height/2)},_set:function(e,t){return this[e]=t,e in r&&this._setWidthHeight(),this},_render:function(e){e.beginPath(),this.group&&e.translate(-this.group.width/2+this.left,-this.group.height/2+this.top),e.moveTo(this.width===1?0:-this.width/2,this.height===1?0:-this.height/2),e.lineTo(this.width===1?0:this.width/2,this.height===1?0:this.height/2),e.lineWidth=this.strokeWidth;var t=e.strokeStyle;e.strokeStyle=e.fillStyle,e.stroke(),e.strokeStyle=t},complexity:function(){return 1},toObject:function(e){return n(this.callSuper("toObject",e),{x1:this.get("x1"),y1:this.get("y1"),x2:this.get("x2"),y2:this.get("y2")})},toSVG:function(){var e=[];return this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!0)),e.push("'),e.join("")}}),t.Line.ATTRIBUTE_NAMES="x1 y1 x2 y2 stroke stroke-width transform".split(" "),t.Line.fromElement=function(e,r){var i=t.parseAttributes(e,t.Line.ATTRIBUTE_NAMES),s=[i.x1||0,i.y1||0,i.x2||0,i.y2||0];return new t.Line(s,n(i,r))},t.Line.fromObject=function(e){var n=[e.x1,e.y1,e.x2,e.y2];return new t.Line(n,e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";function i(e){return"radius"in e&&e.radius>0}var t=e.fabric||(e.fabric={}),n=Math.PI*2,r=t.util.object.extend;if(t.Circle){t.warn("fabric.Circle is already defined.");return}t.Circle=t.util.createClass(t.Object,{type:"circle",initialize:function(e){e=e||{},this.set("radius",e.radius||0),this.callSuper("initialize",e);var t=this.get("radius")*2;this.set("width",t).set("height",t)},toObject:function(e){return r(this.callSuper("toObject",e),{radius:this.get("radius")})},toSVG:function(){var e=[];return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!1)),e.push("'),e.join("")},_render:function(e,t){e.beginPath(),e.globalAlpha=this.group?e.globalAlpha*this.opacity:this.opacity,e.arc(t?this.left:0,t?this.top:0,this.radius,0,n,!1),e.closePath(),this.fill&&e.fill(),this._removeShadow(e),this.stroke&&e.stroke()},getRadiusX:function(){return this.get("radius")*this.get("scaleX")},getRadiusY:function(){return this.get("radius")*this.get("scaleY")},setRadius:function(e){this.radius=e,this.set("width",e*2).set("height",e*2)},complexity:function(){return 1}}),t.Circle.ATTRIBUTE_NAMES="cx cy r fill fill-opacity opacity stroke stroke-width transform".split(" "),t.Circle.fromElement=function(e,n){n||(n={});var s=t.parseAttributes(e,t.Circle.ATTRIBUTE_NAMES);if(!i(s))throw new Error("value of `r` attribute is required and can not be negative");"left"in s&&(s.left-=n.width/2||0),"top"in s&&(s.top-=n.height/2||0);var o=new t.Circle(r(s,n));return o.cx=parseFloat(e.getAttribute("cx"))||0,o.cy=parseFloat(e.getAttribute("cy"))||0,o},t.Circle.fromObject=function(e){return new t.Circle(e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";var t=e.fabric||(e.fabric={});if(t.Triangle){t.warn("fabric.Triangle is already defined");return}t.Triangle=t.util.createClass(t.Object,{type:"triangle",initialize:function(e){e=e||{},this.callSuper("initialize",e),this.set("width",e.width||100).set("height",e.height||100)},_render:function(e){var t=this.width/2,n=this.height/2;e.beginPath(),e.moveTo(-t,n),e.lineTo(0,-n),e.lineTo(t,n),e.closePath(),this.fill&&e.fill(),this.stroke&&e.stroke()},complexity:function(){return 1},toSVG:function(){var e=[],t=this.width/2,n=this.height/2,r=[-t+" "+n,"0 "+ -n,t+" "+n].join(",");return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!0)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!0)),e.push("'),e.join("")}}),t.Triangle.fromObject=function(e){return new t.Triangle(e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";var t=e.fabric||(e.fabric={}),n=Math.PI*2,r=t.util.object.extend;if(t.Ellipse){t.warn("fabric.Ellipse is already defined.");return}t.Ellipse=t.util.createClass(t.Object,{type:"ellipse",rx:0,ry:0,initialize:function(e){e=e||{},this.callSuper("initialize",e),this.set("rx",e.rx||0),this.set("ry",e.ry||0),this.set("width",this.get("rx")*2),this.set("height",this.get("ry")*2)},toObject:function(e){return r(this.callSuper("toObject",e),{rx:this.get("rx"),ry:this.get("ry")})},toSVG:function(){var e=[];return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!1)),e.push("'),e.join("")},render:function(e,t){if(this.rx===0||this.ry===0)return;return this.callSuper("render",e,t)},_render:function(e,t){e.beginPath(),e.save(),e.globalAlpha=this.group?e.globalAlpha*this.opacity:this.opacity,this.transformMatrix&&this.group&&e.translate(this.cx,this.cy),e.transform(1,0,0,this.ry/this.rx,0,0),e.arc(t?this.left:0,t?this.top:0,this.rx,0,n,!1),this.stroke&&e.stroke(),this._removeShadow(e),this.fill&&e.fill(),e.restore()},complexity:function(){return 1}}),t.Ellipse.ATTRIBUTE_NAMES="cx cy rx ry fill fill-opacity opacity stroke stroke-width transform".split(" "),t.Ellipse.fromElement=function(e,n){n||(n={});var i=t.parseAttributes(e,t.Ellipse.ATTRIBUTE_NAMES),s=i.left,o=i.top;"left"in i&&(i.left-=n.width/2||0),"top"in i&&(i.top-=n.height/2||0);var u=new t.Ellipse(r(i,n));return u.cx=s||0,u.cy=o||0,u},t.Ellipse.fromObject=function(e){return new t.Ellipse(e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";function r(e){return e.left=e.left||0,e.top=e.top||0,e}var t=e.fabric||(e.fabric={}),n=t.util.object.extend;if(t.Rect){console.warn("fabric.Rect is already defined");return}t.Rect=t.util.createClass(t.Object,{type:"rect",rx:0,ry:0,initialize:function(e){e=e||{},this._initStateProperties(),this.callSuper("initialize",e),this._initRxRy(),this.x=0,this.y=0},_initStateProperties:function(){this.stateProperties=this.stateProperties.concat(["rx","ry"])},_initRxRy:function(){this.rx&&!this.ry?this.ry=this.rx:this.ry&&!this.rx&&(this.rx=this.ry)},_render:function(e){var t=this.rx||0,n=this.ry||0,r=-this.width/2,i=-this.height/2,s=this.width,o=this.height;e.beginPath(),e.globalAlpha=this.group?e.globalAlpha*this.opacity:this.opacity,this.transformMatrix&&this.group&&e.translate(this.width/2+this.x,this.height/2+this.y),!this.transformMatrix&&this.group&&e.translate(-this.group.width/2+this.width/2+this.x,-this.group.height/2+this.height/2+this.y),e.moveTo(r+t,i),e.lineTo(r+s-t,i),e.quadraticCurveTo(r+s,i,r+s,i+n,r+s,i+n),e.lineTo(r+s,i+o-n),e.quadraticCurveTo(r+s,i+o,r+s-t,i+o,r+s-t,i+o),e.lineTo(r+t,i+o),e.quadraticCurveTo(r,i+o,r,i+o-n,r,i+o-n),e.lineTo(r,i+n),e.quadraticCurveTo(r,i,r+t,i,r+t,i),e.closePath(),this.fill&&e.fill(),this._removeShadow(e),this.strokeDashArray?this._renderDashedStroke(e):this.stroke&&e.stroke()},_renderDashedStroke:function(e){function u(u,a){var f=0,l=0,c=(a?i.height:i.width)+s*2;while(fc&&(l=f-c),u?n+=h*u-(l*u||0):r+=h*a-(l*a||0),e[1&t?"moveTo":"lineTo"](n,r),t>=o&&(t=0)}}1&this.strokeDashArray.length&&this.strokeDashArray.push.apply(this.strokeDashArray,this.strokeDashArray);var t=0,n=-this.width/2,r=-this.height/2,i=this,s=this.padding,o=this.strokeDashArray.length;e.save(),e.beginPath(),u(1,0),u(0,1),u(-1,0),u(0,-1),e.stroke(),e.closePath(),e.restore()},_normalizeLeftTopProperties:function(e){return e.left&&this.set("left",e.left+this.getWidth()/2),this.set("x",e.left||0),e.top&&this.set("top",e.top+this.getHeight()/2),this.set("y",e.top||0),this},complexity:function(){return 1},toObject:function(e){return n(this.callSuper("toObject",e),{rx:this.get("rx")||0,ry:this.get("ry")||0})},toSVG:function(){var e=[];return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!1)),e.push("'),e.join("")}}),t.Rect.ATTRIBUTE_NAMES="x y width height rx ry fill fill-opacity opacity stroke stroke-width transform".split(" "),t.Rect.fromElement=function(e,i){if(!e)return null;var s=t.parseAttributes(e,t.Rect.ATTRIBUTE_NAMES);s=r(s);var o=new t.Rect(n(i?t.util.object.clone(i):{},s));return o._normalizeLeftTopProperties(s),o},t.Rect.fromObject=function(e){return new t.Rect(e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";var t=e.fabric||(e.fabric={}),n=t.util.toFixed;if(t.Polyline){t.warn("fabric.Polyline is already defined");return}t.Polyline=t.util.createClass(t.Object,{type:"polyline",initialize:function(e,t,n){t=t||{},this.set("points",e),this.callSuper("initialize",t),this._calcDimensions(n)},_calcDimensions:function(e){return t.Polygon.prototype._calcDimensions.call(this,e)},toObject:function(e){return t.Polygon.prototype.toObject.call(this,e)},toSVG:function(){var e=[],t=[];for(var r=0,i=this.points.length;r'),t.join("")},_render:function(e){var t;e.beginPath(),e.moveTo(this.points[0].x,this.points[0].y);for(var n=0,r=this.points.length;n'),t.join("")},_render:function(e){var t;e.beginPath(),e.moveTo(this.points[0].x,this.points[0].y);for(var n=0,r=this.points.length;n1&&(g=Math.sqrt(g),n*=g,i*=g);var y=d/n,b=p/n,w=-p/i,E=d/i,S=y*l+b*c,x=w*l+E*c,T=y*e+b*t,N=w*e+E*t,C=(T-S)*(T-S)+(N-x)*(N-x),k=1/C-.25;k<0&&(k=0);var L=Math.sqrt(k);a===u&&(L=-L);var A=.5*(S+T)-L*(N-x),O=.5*(x+N)+L*(T-S),M=Math.atan2(x-O,S-A),_=Math.atan2(N-O,T-A),D=_-M;D<0&&a===1?D+=2*Math.PI:D>0&&a===0&&(D-=2*Math.PI);var P=Math.ceil(Math.abs(D/(Math.PI*.5+.001))),H=[];for(var B=0;B"},toObject:function(e){var t=h(this.callSuper("toObject",e),{path:this.path});return this.sourcePath&&(t.sourcePath=this.sourcePath),this.transformMatrix&&(t.transformMatrix=this.transformMatrix),t},toDatalessObject:function(e){var t=this.toObject(e);return this.sourcePath&&(t.path=this.sourcePath),delete t.sourcePath,t},toSVG:function(){var e=[],t=[];for(var n=0,r=this.path.length;n',"",""),t.join("")},complexity:function(){return this.path.length},_parsePath:function(){var e=[],n,r,i;for(var s=0,o,u=this.path.length;sc)for(var h=1,p=o.length;h"];for(var n=0,r=e.length;n"),t.join("")},toString:function(){return"#"},isSameColor:function(){var e=this.getObjects()[0].get("fill");return this.getObjects().every(function(t){return t.get("fill")===e})},complexity:function(){return this.paths.reduce(function(e,t){return e+(t&&t.complexity?t.complexity():0)},0)},toGrayscale:function(){var e=this.paths.length;while(e--)this.paths[e].toGrayscale();return this},getObjects:function(){return this.paths}}),t.PathGroup.fromObject=function(e){var n=u(e.paths);return new t.PathGroup(n,e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";var t=e.fabric||(e.fabric={}),n=t.util.object.extend,r=t.util.array.min,i=t.util.array.max,s=t.util.array.invoke,o=t.util.removeFromArray;if(t.Group)return;var u={lockMovementX:!0,lockMovementY:!0,lockRotation:!0,lockScalingX:!0,lockScalingY:!0,lockUniScaling:!0};t.Group=t.util.createClass(t.Object,{type:"group",initialize:function(e,t){t=t||{},this._objects=e||[];for(var r=this._objects.length;r--;)this._objects[r].group=this;this.originalState={},this.callSuper("initialize"),this._calcBounds(),this._updateObjectsCoords(),t&&n(this,t),this._setOpacityIfSame(),this.setCoords(!0),this.saveCoords()},_updateObjectsCoords:function(){var e=this.left,t=this.top;this.forEachObject(function(n){var r=n.get("left"),i=n.get("top");n.set("originalLeft",r),n.set("originalTop",i),n.set("left",r-e),n.set("top",i-t),n.setCoords(),n.__origHasControls=n.hasControls,n.hasControls=!1},this)},toString:function(){return"#"},getObjects:function(){return this._objects},addWithUpdate:function(e){return this._restoreObjectsState(),this._objects.push(e),e.group=this,this._calcBounds(),this._updateObjectsCoords(),this},removeWithUpdate:function(e){return this._restoreObjectsState(),o(this._objects,e),delete e.group,e.setActive(!1),this._calcBounds(),this._updateObjectsCoords(),this},add:function(e){return this._objects.push(e),e.group=this,this},remove:function(e){return o(this._objects,e),delete e.group,this},size:function(){return this.getObjects().length},delegatedProperties:{fill:!0,opacity:!0,fontFamily:!0,fontWeight:!0,fontSize:!0,fontStyle:!0,lineHeight:!0,textDecoration:!0,textShadow:!0,textAlign:!0,backgroundColor:!0},_set:function(e,t){if(e in this.delegatedProperties){var n=this._objects.length;this[e]=t;while(n--)this._objects[n].set(e,t)}else this[e]=t},contains:function(e){return this._objects.indexOf(e)>-1},toObject:function(e){return n(this.callSuper("toObject",e),{objects:s(this._objects,"toObject",e)})},render:function(e,n){if(!this.visible)return;e.save(),this.transform(e);var r=Math.max(this.scaleX,this.scaleY);this.clipTo&&t.util.clipContext(this,e);for(var i=this._objects.length;i>0;i--){var s=this._objects[i-1],o=s.borderScaleFactor,u=s.hasRotatingPoint;if(!s.visible)continue;s.borderScaleFactor=r,s.hasRotatingPoint=!1,s.render(e),s.borderScaleFactor=o,s.hasRotatingPoint=u}this.clipTo&&e.restore(),!n&&this.active&&(this.drawBorders(e),this.drawControls(e)),e.restore(),this.setCoords()},item:function(e){return this.getObjects()[e]},complexity:function(){return this.getObjects().reduce(function(e,t){return e+=typeof t.complexity=="function"?t.complexity():0,e},0)},_restoreObjectsState:function(){return this._objects.forEach(this._restoreObjectState,this),this},_restoreObjectState:function(e){var t=this.get("left"),n=this.get("top"),r=this.getAngle()*(Math.PI/180),i=Math.cos(r)*e.get("top")+Math.sin(r)*e.get("left"),s=-Math.sin(r)*e.get("top")+Math.cos(r)*e.get("left");return e.setAngle(e.getAngle()+this.getAngle()),e.set("left",t+s*this.get("scaleX")),e.set("top",n+i*this.get("scaleY")),e.set("scaleX",e.get("scaleX")*this.get("scaleX")),e.set("scaleY",e.get("scaleY")*this.get("scaleY")),e.setCoords(),e.hasControls=e.__origHasControls,delete e.__origHasControls,e.setActive(!1),e.setCoords(),delete e.group,this},destroy:function(){return this._restoreObjectsState()},saveCoords:function(){return this._originalLeft=this.get("left"),this._originalTop=this.get("top"),this},hasMoved:function(){return this._originalLeft!==this.get("left")||this._originalTop!==this.get("top")},setObjectsCoords:function(){return this.forEachObject(function(e){e.setCoords()}),this},activateAllObjects:function(){return this.forEachObject(function(e){e.setActive()}),this},forEachObject:t.StaticCanvas.prototype.forEachObject,_setOpacityIfSame:function(){var e=this.getObjects(),t=e[0]?e[0].get("opacity"):1,n=e.every(function(e){return e.get("opacity")===t});n&&(this.opacity=t)},_calcBounds:function(){var e=[],t=[],n,s,o,u,a,f,l,c=0,h=this._objects.length;for(;ce.x&&i-ne.y},toGrayscale:function(){var e=this._objects.length;while(e--)this._objects[e].toGrayscale();return this},toSVG:function(){var e=[];for(var t=this._objects.length;t--;)e.push(this._objects[t].toSVG());return''+e.join("")+""},get:function(e){if(e in u){if(this[e])return this[e];for(var t=0,n=this._objects.length;t'+'"+""},getSrc:function(){return this.getElement().src||this.getElement()._src},toString:function(){return'#'},clone:function(e,t){this.constructor.fromObject(this.toObject(t),e)},applyFilters:function(e){if(this.filters.length===0){this.setElement(this._originalImage),e&&e();return}var t=typeof Buffer!="undefined"&&typeof window=="undefined",n=this._originalImage,r=fabric.util.createCanvasElement(),i=t?new(require("canvas").Image):fabric.document.createElement("img"),s=this;r.width=n.width,r.height=n.height,r.getContext("2d").drawImage(n,0,0,n.width,n.height),this.filters.forEach(function(e){e&&e.applyTo(r)}),i.onload=function(){s._element=i,e&&e(),i.onload=r=n=null},i.width=n.width,i.height=n.height;if(t){var o=r.toDataURL("image/png").substring(22);i.src=new Buffer(o,"base64"),s._element=i,e&&e()}else i.src=r.toDataURL("image/png");return this},_render:function(e){e.drawImage(this._element,-this.width/2,-this.height/2,this.width,this.height)},_resetWidthHeight:function(){var e=this.getElement();this.set("width",e.width),this.set("height",e.height)},_initElement:function(e){this.setElement(fabric.util.getById(e)),fabric.util.addClass(this.getElement(),fabric.Image.CSS_CANVAS)},_initConfig:function(e){e||(e={}),this.setOptions(e),this._setWidthHeight(e)},_initFilters:function(e){e.filters&&e.filters.length&&(this.filters=e.filters.map(function(e){return e&&fabric.Image.filters[e.type].fromObject(e)}))},_setWidthHeight:function(e){this.width="width"in e?e.width:this.getElement().width||0,this.height="height"in e?e.height:this.getElement().height||0},complexity:function(){return 1}}),fabric.Image.CSS_CANVAS="canvas-img",fabric.Image.prototype.getSvgSrc=fabric.Image.prototype.getSrc,fabric.Image.fromObject=function(e,t){var n=fabric.document.createElement("img"),r=e.src;e.width&&(n.width=e.width),e.height&&(n.height=e.height),n.onload=function(){fabric.Image.prototype._initFilters.call(e,e);var r=new fabric.Image(n,e);t&&t(r),n=n.onload=n.onerror=null},n.onerror=function(){fabric.log("Error loading "+n.src),t&&t(null,!0),n=n.onload=n.onerror=null},n.src=r},fabric.Image.fromURL=function(e,t,n){var r=fabric.document.createElement("img");r.onload=function(){t&&t(new fabric.Image(r,n)),r=r.onload=null},r.src=e},fabric.Image.ATTRIBUTE_NAMES="x y width height fill fill-opacity opacity stroke stroke-width transform xlink:href".split(" "),fabric.Image.fromElement=function(e,n,r){var i=fabric.parseAttributes(e,fabric.Image.ATTRIBUTE_NAMES);fabric.Image.fromURL(i["xlink:href"],n,t(r?fabric.util.object.clone(r):{},i))},fabric.Image.async=!0}(typeof exports!="undefined"?exports:this),fabric.util.object.extend(fabric.Object.prototype,{_getAngleValueForStraighten:function(){var e=this.getAngle()%360;return e>0?Math.round((e-1)/90)*90:Math.round(e/90)*90},straighten:function(){return this.setAngle(this._getAngleValueForStraighten()),this},fxStraighten:function(e){e=e||{};var t=function(){},n=e.onComplete||t,r=e.onChange||t,i=this;return fabric.util.animate({startValue:this.get("angle"),endValue:this._getAngleValueForStraighten(),duration:this.FX_DURATION,onChange:function(e){i.setAngle(e),r()},onComplete:function(){i.setCoords(),n()},onStart:function(){i.setActive(!1)}}),this}}),fabric.util.object.extend(fabric.StaticCanvas.prototype,{straightenObject:function(e){return e.straighten(),this.renderAll(),this},fxStraightenObject:function(e){return e.fxStraighten({onChange:this.renderAll.bind(this)}),this}}),fabric.Image.filters={},fabric.Image.filters.Grayscale=fabric.util.createClass({type:"Grayscale",applyTo:function(e){var t=e.getContext("2d"),n=t.getImageData(0,0,e.width,e.height),r=n.data,i=n.width,s=n.height,o,u,a,f;for(a=0;ao&&f>o&&l>o&&u(a-f)0&&(r[s]=a,r[s+1]=f,r[s+2]=l);t.putImageData(n,0,0)},toJSON:function(){return{type:this.type,color:this.color}}}),fabric.Image.filters.Tint.fromObject=function(e){return new fabric.Image.filters.Tint(e)},fabric.Image.filters.Convolute=fabric.util.createClass({type:"Convolute",initialize:function(e){e||(e={}),this.opaque=e.opaque,this.matrix=e.matrix||[0,0,0,0,1,0,0,0,0];var t=fabric.util.createCanvasElement();this.tmpCtx=t.getContext("2d")},_createImageData:function(e,t){return this.tmpCtx.createImageData(e,t)},applyTo:function(e){var t=this.matrix,n=e.getContext("2d"),r=n.getImageData(0,0,e.width,e.height),i=Math.round(Math.sqrt(t.length)),s=Math.floor(i/2),o=r.data,u=r.width,a=r.height,f=u,l=a,c=this._createImageData(f,l),h=c.data,p=this.opaque?1:0;for(var d=0;d=0&&N=0&&C'},_render:function(e){typeof Cufon=="undefined"||this.useNative===!0?this._renderViaNative(e):this._renderViaCufon(e)},_renderViaCufon:function(e){var t=Cufon.textOptions||(Cufon.textOptions={});t.left=this.left,t.top=this.top,t.context=e,t.color=this.fill;var n=this._initDummyElementForCufon();this.transform(e),Cufon.replaceElement(n,{engine:"canvas",separate:"none",fontFamily:this.fontFamily,fontWeight:this.fontWeight,textDecoration:this.textDecoration,textShadow:this.textShadow,textAlign:this.textAlign,fontStyle:this.fontStyle,lineHeight:this.lineHeight,strokeStyle:this.strokeStyle,strokeWidth:this.strokeWidth,backgroundColor:this.backgroundColor,textBackgroundColor:this.textBackgroundColor}),this.width=t.width,this.height=t.height,this._totalLineHeight=t.totalLineHeight,this._fontAscent=t.fontAscent,this._boundaries=t.boundaries,this._shadowOffsets=t.shadowOffsets,this._shadows=t.shadows||[],n=null,this.setCoords()},_renderViaNative:function(e){this.transform(e),this._setTextStyles(e);var n=this.text.split(/\r?\n/);this.width=this._getTextWidth(e,n),this.height=this._getTextHeight(e,n),this._renderTextBackground(e,n),this.textAlign!=="left"&&this.textAlign!=="justify"&&(e.save(),e.translate(this.textAlign==="center"?this.width/2:this.width,0)),this._setTextShadow(e),this.clipTo&&t.util.clipContext(this,e),this._renderTextFill(e,n),this._renderTextStroke(e,n),this.clipTo&&e.restore(),this.textShadow&&e.restore(),this.textAlign!=="left"&&this.textAlign!=="justify"&&e.restore(),this._renderTextDecoration(e,n),this._setBoundaries(e,n),this._totalLineHeight=0,this.setCoords()},_setBoundaries:function(e,t){this._boundaries=[];for(var n=0,r=t.length;nn&&(n=s)}return n},_setTextShadow:function(e){if(this.textShadow){var t=/\s+(-?\d+)(?:px)?\s+(-?\d+)(?:px)?\s+(\d+)(?:px)?\s*/,n=this.textShadow,r=t.exec(this.textShadow),i=n.replace(t,"");e.save(),e.shadowColor=i,e.shadowOffsetX=parseInt(r[1],10),e.shadowOffsetY=parseInt(r[2],10),e.shadowBlur=parseInt(r[3],10),this._shadows=[{blur:e.shadowBlur,color:e.shadowColor,offX:e.shadowOffsetX,offY:e.shadowOffsetY}],this._shadowOffsets=[[parseInt(e.shadowOffsetX,10),parseInt(e.shadowOffsetY,10)]]}},_drawTextLine:function(e,t,n,r,i){if(this.textAlign!=="justify"){t[e](n,r,i);return}var s=t.measureText(n).width,o=this.width;if(o>s){var u=n.split(/\s+/),a=t.measureText(n.replace(/\s+/g,"")).width,f=o-a,l=u.length-1,c=f/l,h=0;for(var p=0,d=u.length;p-1&&i(this.fontSize),this.textDecoration.indexOf("line-through")>-1&&i(this.fontSize/2),this.textDecoration.indexOf("overline")>-1&&i(0 -)},_getFontDeclaration:function(){return[t.isLikelyNode?this.fontWeight:this.fontStyle,t.isLikelyNode?this.fontStyle:this.fontWeight,this.fontSize+"px",t.isLikelyNode?'"'+this.fontFamily+'"':this.fontFamily].join(" ")},_initDummyElementForCufon:function(){var e=t.document.createElement("pre"),n=t.document.createElement("div");return n.appendChild(e),typeof G_vmlCanvasManager=="undefined"?e.innerHTML=this.text:e.innerText=this.text.replace(/\r?\n/gi,"\r"),e.style.fontSize=this.fontSize+"px",e.style.letterSpacing="normal",e},render:function(e,t){e.save(),this._render(e),!t&&this.active&&(this.drawBorders(e),this.drawControls(e)),e.restore()},toObject:function(e){return n(this.callSuper("toObject",e),{text:this.text,fontSize:this.fontSize,fontWeight:this.fontWeight,fontFamily:this.fontFamily,fontStyle:this.fontStyle,lineHeight:this.lineHeight,textDecoration:this.textDecoration,textShadow:this.textShadow,textAlign:this.textAlign,path:this.path,strokeStyle:this.strokeStyle,strokeWidth:this.strokeWidth,backgroundColor:this.backgroundColor,textBackgroundColor:this.textBackgroundColor,useNative:this.useNative})},toSVG:function(){var e=this.text.split(/\r?\n/),t=this.useNative?this.fontSize*this.lineHeight:-this._fontAscent-this._fontAscent/5*this.lineHeight,n=-(this.width/2),r=this.useNative?this.fontSize-1:this.height/2-e.length*this.fontSize-this._totalLineHeight,s=this._getSVGTextAndBg(t,n,e),o=this._getSVGShadows(t,e);return r+=this._fontAscent?this._fontAscent/5*this.lineHeight:0,['',s.textBgRects.join(""),"',o.join(""),s.textSpans.join(""),"",""].join("")},_getSVGShadows:function(e,n){var r=[],s,o,u,a,f=1;if(!this._shadows||!this._boundaries)return r;for(s=0,u=this._shadows.length;s",t.util.string.escapeXml(n[o]),""),f=1}else f++;return r},_getSVGTextAndBg:function(e,n,r){var s=[],o=[],u,a,f,l=1;this.backgroundColor&&this._boundaries&&o.push("');for(u=0,f=r.length;u",t.util.string.escapeXml(r[u]),""),l=1):l++;if(!this.textBackgroundColor||!this._boundaries)continue;o.push("')}return{textSpans:s,textBgRects:o}},_getFillAttributes:function(e){var n=e?new t.Color(e):"";return!n||!n.getSource()||n.getAlpha()===1?'fill="'+e+'"':'opacity="'+n.getAlpha()+'" fill="'+n.setAlpha(1).toRgb()+'"'},setColor:function(e){return this.set("fill",e),this},getText:function(){return this.text},_set:function(e,t){e==="fontFamily"&&this.path&&(this.path=this.path.replace(/(.*?)([^\/]*)(\.font\.js)/,"$1"+t+"$3")),this.callSuper("_set",e,t),e in s&&(this._initDimensions(),this.setCoords())}}),t.Text.ATTRIBUTE_NAMES="x y fill fill-opacity opacity stroke stroke-width transform font-family font-style font-weight font-size text-decoration".split(" "),t.Text.fromObject=function(e){return new t.Text(e.text,r(e))},t.Text.fromElement=function(e,n){if(!e)return null;var r=t.parseAttributes(e,t.Text.ATTRIBUTE_NAMES);n=t.util.object.extend(n?t.util.object.clone(n):{},r);var i=new t.Text(e.textContent,n);return i.set({left:i.getLeft()+i.getWidth()/2,top:i.getTop()-i.getHeight()/2}),i},t.util.createAccessors(t.Text)}(typeof exports!="undefined"?exports:this),function(){function request(e,t,n){var r=URL.parse(e),i=HTTP.request({hostname:r.hostname,port:r.port,path:r.pathname,method:"GET"},function(e){var r="";t&&e.setEncoding(t),e.on("end",function(){n(r)}),e.on("data",function(t){e.statusCode===200&&(r+=t)})});i.on("error",function(e){e.errno===process.ECONNREFUSED?fabric.log("ECONNREFUSED: connection refused to "+r.hostname+":"+r.port):fabric.log(e.message)})}function request_fs(e,t){var n=require("fs"),r=n.createReadStream(e),i="";r.on("data",function(e){i+=e}),r.on("end",function(){t(i)})}if(typeof document!="undefined"&&typeof window!="undefined")return;var DOMParser=(new require("xmldom")).DOMParser,URL=require("url"),HTTP=require("http"),Canvas=require("canvas"),Image=require("canvas").Image;fabric.util.loadImage=function(e,t,n){var r=function(r){i.src=new Buffer(r,"binary"),i._src=e,t&&t.call(n,i)},i=new Image;e&&e.indexOf("data")===0?(i.src=i._src=e,t&&t.call(n,i)):e&&e.indexOf("http")!==0?request_fs(e,r):e&&request(e,"binary",r)},fabric.loadSVGFromURL=function(e,t){e=e.replace(/^\n\s*/,"").replace(/\?.*$/,"").trim(),request(e,"",function(e){fabric.loadSVGFromString(e,t)})},fabric.loadSVGFromString=function(e,t){var n=(new DOMParser).parseFromString(e);fabric.parseSVGDocument(n.documentElement,function(e,n){t(e,n)})},fabric.util.getScript=function(url,callback){request(url,"",function(body){eval(body),callback&&callback()})},fabric.Image.fromObject=function(e,t){fabric.util.loadImage(e.src,function(n){var r=new fabric.Image(n);r._initConfig(e),r._initFilters(e),t(r)})},fabric.createCanvasForNode=function(e,t){var n=fabric.document.createElement("canvas"),r=new Canvas(e||600,t||600);n.style={},n.width=r.width,n.height=r.height;var i=fabric.Canvas||fabric.StaticCanvas,s=new i(n);return s.contextContainer=r.getContext("2d"),s.nodeCanvas=r,s.Font=Canvas.Font,s},fabric.StaticCanvas.prototype.createPNGStream=function(){return this.nodeCanvas.createPNGStream()},fabric.StaticCanvas.prototype.createJPEGStream=function(e){return this.nodeCanvas.createJPEGStream(e)};var origSetWidth=fabric.StaticCanvas.prototype.setWidth;fabric.StaticCanvas.prototype.setWidth=function(e){return origSetWidth.call(this,e),this.nodeCanvas.width=e,this},fabric.Canvas&&(fabric.Canvas.prototype.setWidth=fabric.StaticCanvas.prototype.setWidth);var origSetHeight=fabric.StaticCanvas.prototype.setHeight;fabric.StaticCanvas.prototype.setHeight=function(e){return origSetHeight.call(this,e),this.nodeCanvas.height=e,this},fabric.Canvas&&(fabric.Canvas.prototype.setHeight=fabric.StaticCanvas.prototype.setHeight)}(); \ No newline at end of file +/* build: `node build.js modules=ALL exclude=gestures` *//*! Fabric.js Copyright 2008-2013, Printio (Juriy Zaytsev, Maxim Chernyak) */var fabric=fabric||{version:"1.1.2"};typeof exports!="undefined"&&(exports.fabric=fabric),typeof document!="undefined"&&typeof window!="undefined"?(fabric.document=document,fabric.window=window):(fabric.document=require("jsdom").jsdom(""),fabric.window=fabric.document.createWindow()),fabric.isTouchSupported="ontouchstart"in fabric.document.documentElement,fabric.isLikelyNode=typeof Buffer!="undefined"&&typeof window=="undefined";var Cufon=function(){function r(e){var t=this.face=e.face;this.glyphs=e.glyphs,this.w=e.w,this.baseSize=parseInt(t["units-per-em"],10),this.family=t["font-family"].toLowerCase(),this.weight=t["font-weight"],this.style=t["font-style"]||"normal",this.viewBox=function(){var e=t.bbox.split(/\s+/),n={minX:parseInt(e[0],10),minY:parseInt(e[1],10),maxX:parseInt(e[2],10),maxY:parseInt(e[3],10)};return n.width=n.maxX-n.minX,n.height=n.maxY-n.minY,n.toString=function(){return[this.minX,this.minY,this.width,this.height].join(" ")},n}(),this.ascent=-parseInt(t.ascent,10),this.descent=-parseInt(t.descent,10),this.height=-this.ascent+this.descent}function i(){var e={},t={oblique:"italic",italic:"oblique"};this.add=function(t){(e[t.style]||(e[t.style]={}))[t.weight]=t},this.get=function(n,r){var i=e[n]||e[t[n]]||e.normal||e.italic||e.oblique;if(!i)return null;r={normal:400,bold:700}[r]||parseInt(r,10);if(i[r])return i[r];var s={1:1,99:0}[r%100],o=[],u,a;s===undefined&&(s=r>400),r==500&&(r=400);for(var f in i){f=parseInt(f,10);if(!u||fa)a=f;o.push(f)}return ra&&(r=a),o.sort(function(e,t){return(s?e>r&&t>r?et:et:e=i.length+e?r():setTimeout(arguments.callee,10)}),function(t){e?t():n.push(t)}}(),supports:function(e,t){var n=fabric.document.createElement("span").style;return n[e]===undefined?!1:(n[e]=t,n[e]===t)},textAlign:function(e,t,n,r){return t.get("textAlign")=="right"?n>0&&(e=" "+e):nk&&(k=N),A.push(N),N=0;continue}var O=t.glyphs[T[b]]||t.missingGlyph;if(!O)continue;N+=C=Number(O.w||t.w)+h}A.push(N),N=Math.max(k,N);var M=[];for(var b=A.length;b--;)M[b]=N-A[b];if(C===null)return null;d+=l.width-C,m+=l.minX;var _,D;if(f)_=u,D=u.firstChild;else{_=fabric.document.createElement("span"),_.className="cufon cufon-canvas",_.alt=n,D=fabric.document.createElement("canvas"),_.appendChild(D);if(i.printable){var P=fabric.document.createElement("span");P.className="cufon-alt",P.appendChild(fabric.document.createTextNode(n)),_.appendChild(P)}}var H=_.style,B=D.style||{},j=c.convert(l.height-p+v),F=Math.ceil(j),I=F/j;D.width=Math.ceil(c.convert(N+d-m)*I),D.height=F,p+=l.minY,B.top=Math.round(c.convert(p-t.ascent))+"px",B.left=Math.round(c.convert(m))+"px";var q=Math.ceil(c.convert(N*I)),R=q+"px",U=c.convert(t.height),z=(i.lineHeight-1)*c.convert(-t.ascent/5)*(L-1);Cufon.textOptions.width=q,Cufon.textOptions.height=U*L+z,Cufon.textOptions.lines=L,Cufon.textOptions.totalLineHeight=z,e?(H.width=R,H.height=U+"px"):(H.paddingLeft=R,H.paddingBottom=U-1+"px");var W=Cufon.textOptions.context||D.getContext("2d"),X=F/l.height;Cufon.textOptions.fontAscent=t.ascent*X,Cufon.textOptions.boundaries=null;for(var V=Cufon.textOptions.shadowOffsets,b=y.length;b--;)V[b]=[y[b][0]*X,y[b][1]*X];W.save(),W.scale(X,X),W.translate(-m-1/X*D.width/2+(Cufon.fonts[t.family].offsetLeft||0),-p-Cufon.textOptions.height/X/2+(Cufon.fonts[t.family].offsetTop||0)),W.lineWidth=t.face["underline-thickness"],W.save();var J=Cufon.getTextDecoration(i),K=i.fontStyle==="italic";W.save(),Q();if(g)for(var b=0,w=g.length;b.cufon-vml-canvas{text-indent:0}@media screen{cvml\\:shape,cvml\\:shadow{behavior:url(#default#VML);display:block;antialias:true;position:absolute}.cufon-vml-canvas{position:absolute;text-align:left}.cufon-vml{display:inline-block;position:relative;vertical-align:middle}.cufon-vml .cufon-alt{position:absolute;left:-10000in;font-size:1px}a .cufon-vml{cursor:pointer}}@media print{.cufon-vml *{display:none}.cufon-vml .cufon-alt{display:inline}}'),function(e,t,i,s,o,u,a){var f=t===null;f&&(t=o.alt);var l=e.viewBox,c=i.computedFontSize||(i.computedFontSize=new Cufon.CSS.Size(n(u,i.get("fontSize"))+"px",e.baseSize)),h=i.computedLSpacing;h==undefined&&(h=i.get("letterSpacing"),i.computedLSpacing=h=h=="normal"?0:~~c.convertFrom(r(u,h)));var p,d;if(f)p=o,d=o.firstChild;else{p=fabric.document.createElement("span"),p.className="cufon cufon-vml",p.alt=t,d=fabric.document.createElement("span"),d.className="cufon-vml-canvas",p.appendChild(d);if(s.printable){var v=fabric.document.createElement("span");v.className="cufon-alt",v.appendChild(fabric.document.createTextNode(t)),p.appendChild(v)}a||p.appendChild(fabric.document.createElement("cvml:shape"))}var m=p.style,g=d.style,y=c.convert(l.height),b=Math.ceil(y),w=b/y,E=l.minX,S=l.minY;g.height=b,g.top=Math.round(c.convert(S-e.ascent)),g.left=Math.round(c.convert(E)),m.height=c.convert(e.height)+"px";var x=Cufon.getTextDecoration(s),T=i.get("color"),N=Cufon.CSS.textTransform(t,i).split(""),C=0,k=0,L=null,A,O,M=s.textShadow;for(var _=0,D=0,P=N.length;_-1},complexity:function(){return this.getObjects().reduce(function(e,t){return e+=t.complexity?t.complexity():0,e},0)},toGrayscale:function(){return this.forEachObject(function(e){e.toGrayscale()})}},function(){function n(e,t){var n=e.indexOf(t);return n!==-1&&e.splice(n,1),e}function r(e,t){return Math.floor(Math.random()*(t-e+1))+e}function s(e){return e*i}function o(e){return e/i}function u(e,t,n){var r=Math.sin(n),i=Math.cos(n);e.subtractEquals(t);var s=e.x*i-e.y*r,o=e.x*r+e.y*i;return(new fabric.Point(s,o)).addEquals(t)}function a(e,t){return parseFloat(Number(e).toFixed(t))}function f(){return!1}function l(e){e||(e={});var t=+(new Date),n=e.duration||500,r=t+n,i,s=e.onChange||function(){},o=e.abort||function(){return!1},u=e.easing||function(e,t,n,r){return-n*Math.cos(e/r*(Math.PI/2))+n+t},a="startValue"in e?e.startValue:0,f="endValue"in e?e.endValue:100,l=e.byValue||f-a;e.onStart&&e.onStart(),function c(){i=+(new Date);var f=i>r?n:i-t;s(u(f,a,l,n));if(i>r||o()){e.onComplete&&e.onComplete();return}h(c)}()}function p(e,t,n){if(e){var r=new Image;r.onload=function(){t&&t.call(n,r),r=r.onload=null},r.src=e}else t&&t.call(n,e)}function d(e,t){function n(e){return fabric[fabric.util.string.camelize(fabric.util.string.capitalize(e))]}function r(){++s===o&&t&&t(i)}var i=[],s=0,o=e.length;e.forEach(function(e,t){if(!e.type)return;var s=n(e.type);s.async?s.fromObject(e,function(e,n){n||(i[t]=e),r()}):(i[t]=s.fromObject(e),r())})}function v(e,t,n){var r;if(e.length>1){var i=e.some(function(e){return e.type==="text"});i?(r=new fabric.Group([],t),e.reverse().forEach(function(e){e.cx&&(e.left=e.cx),e.cy&&(e.top=e.cy),r.addWithUpdate(e)})):r=new fabric.PathGroup(e,t)}else r=e[0];return typeof n!="undefined"&&r.setSourcePath(n),r}function m(e,t,n){if(n&&Object.prototype.toString.call(n)==="[object Array]")for(var r=0,i=n.length;rr)r+=u[p++%h],r>l&&(r=l),n[d?"lineTo":"moveTo"](r,0),d=!d;n.restore()}function y(e){return e||(e=fabric.document.createElement("canvas")),!e.getContext&&typeof G_vmlCanvasManager!="undefined"&&G_vmlCanvasManager.initElement(e),e}function b(e){var t=e.prototype;for(var n=t.stateProperties.length;n--;){var r=t.stateProperties[n],i=r.charAt(0).toUpperCase()+r.slice(1),s="set"+i,o="get"+i;t[o]||(t[o]=function(e){return new Function('return this.get("'+e+'")')}(r)),t[s]||(t[s]=function(e){return new Function("value",'return this.set("'+e+'", value)')}(r))}}function w(e,t){t.save(),t.beginPath(),e.clipTo(t),t.clip()}var e=Math.sqrt,t=Math.atan2;fabric.util={};var i=Math.PI/180,c=fabric.window.requestAnimationFrame||fabric.window.webkitRequestAnimationFrame||fabric.window.mozRequestAnimationFrame||fabric.window.oRequestAnimationFrame||fabric.window.msRequestAnimationFrame||function(e){fabric.window.setTimeout(e,1e3/60)},h=function(){return c.apply(fabric.window,arguments)};fabric.util.removeFromArray=n,fabric.util.degreesToRadians=s,fabric.util.radiansToDegrees=o,fabric.util.rotatePoint=u,fabric.util.toFixed=a,fabric.util.getRandomInt=r,fabric.util.falseFunction=f,fabric.util.animate=l,fabric.util.requestAnimFrame=h,fabric.util.loadImage=p,fabric.util.enlivenObjects=d,fabric.util.groupSVGElements=v,fabric.util.populateWithProperties=m,fabric.util.drawDashedLine=g,fabric.util.createCanvasElement=y,fabric.util.createAccessors=b,fabric.util.clipContext=w}(),function(){function t(t,n){var r=e.call(arguments,2),i=[];for(var s=0,o=t.length;s=r&&(r=e[n][t]);else while(n--)e[n]>=r&&(r=e[n]);return r}function r(e,t){if(!e||e.length===0)return undefined;var n=e.length-1,r=t?e[n][t]:e[n];if(t)while(n--)e[n][t]>>0;if(n===0)return-1;var r=0;arguments.length>0&&(r=Number(arguments[1]),r!==r?r=0:r!==0&&r!==Number.POSITIVE_INFINITY&&r!==Number.NEGATIVE_INFINITY&&(r=(r>0||-1)*Math.floor(Math.abs(r))));if(r>=n)return-1;var i=r>=0?r:Math.max(n-Math.abs(r),0);for(;i>>0;n>>0;r>>0;n>>0;n>>0;i>>0,n=0,r;if(arguments.length>1)r=arguments[1];else do{if(n in this){r=this[n++];break}if(++n>=t)throw new TypeError}while(!0);for(;n/g,">")}String.prototype.trim||(String.prototype.trim=function(){return this.replace(/^[\s\xA0]+/,"").replace(/[\s\xA0]+$/,"")}),fabric.util.string={camelize:e,capitalize:t,escapeXml:n}}(),function(){var e=Array.prototype.slice,t=Function.prototype.apply,n=function(){};Function.prototype.bind||(Function.prototype.bind=function(r){var i=this,s=e.call(arguments,1),o;return s.length?o=function(){return t.call(i,this instanceof n?this:r,s.concat(e.call(arguments)))}:o=function(){return t.call(i,this instanceof n?this:r,arguments)},n.prototype=this.prototype,o.prototype=new n,o})}(),function(){function i(){}function s(t){var n=this.constructor.superclass.prototype[t];return arguments.length>1?n.apply(this,e.call(arguments,1)):n.call(this)}function o(){function u(){this.initialize.apply(this,arguments)}var n=null,o=e.call(arguments,0);typeof o[0]=="function"&&(n=o.shift()),u.superclass=n,u.subclasses=[],n&&(i.prototype=n.prototype,u.prototype=new i,n.subclasses.push(u));for(var a=0,f=o.length;a-1?e.prototype[i]=function(e){return function(){var n=this.constructor.superclass;this.constructor.superclass=r;var i=t[e].apply(this,arguments);this.constructor.superclass=n;if(e!=="initialize")return 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s=[1,0,0,1,0,0],o="(?:[-+]?\\d+(?:\\.\\d+)?(?:e[-+]?\\d+)?)",u="(?:\\s+,?\\s*|,\\s*)",a="(?:(skewX)\\s*\\(\\s*("+o+")\\s*\\))",f="(?:(skewY)\\s*\\(\\s*("+o+")\\s*\\))",l="(?:(rotate)\\s*\\(\\s*("+o+")(?:"+u+"("+o+")"+u+"("+o+"))?\\s*\\))",c="(?:(scale)\\s*\\(\\s*("+o+")(?:"+u+"("+o+"))?\\s*\\))",h="(?:(translate)\\s*\\(\\s*("+o+")(?:"+u+"("+o+"))?\\s*\\))",p="(?:(matrix)\\s*\\(\\s*("+o+")"+u+"("+o+")"+u+"("+o+")"+u+"("+o+")"+u+"("+o+")"+u+"("+o+")"+"\\s*\\))",d="(?:"+p+"|"+h+"|"+c+"|"+l+"|"+a+"|"+f+")",v="(?:"+d+"(?:"+u+d+")*"+")",m="^\\s*(?:"+v+"?)\\s*$",g=new RegExp(m),y=new RegExp(d);return function(o){var u=s.concat();return!o||o&&!g.test(o)?u:(o.replace(y,function(s){var o=(new RegExp(d)).exec(s).filter(function(e){return e!==""&&e!=null}),a=o[1],f=o.slice(2).map(parseFloat);switch(a){case"translate":i(u,f);break;case"rotate":e(u,f);break;case"scale":t(u,f);break;case"skewX":n(u,f);break;case"skewY":r(u,f);break;case"matrix":u=f}}),u)}}(),t.parseSVGDocument=function(){function 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i=n.getElementsByTagName("stop"),s=n.nodeName==="linearGradient"?"linear":"radial",o=n.getAttribute("gradientUnits")||"objectBoundingBox",u=[],a={};s==="linear"?a={x1:n.getAttribute("x1")||0,y1:n.getAttribute("y1")||0,x2:n.getAttribute("x2")||"100%",y2:n.getAttribute("y2")||0}:s==="radial"&&(a={x1:n.getAttribute("fx")||n.getAttribute("cx")||"50%",y1:n.getAttribute("fy")||n.getAttribute("cy")||"50%",r1:0,x2:n.getAttribute("cx")||"50%",y2:n.getAttribute("cy")||"50%",r2:n.getAttribute("r")||"50%"});for(var f=i.length;f--;)u.push(e(i[f]));return t(r,a),new fabric.Gradient({type:s,coords:a,gradientUnits:o,colorStops:u})},forObject:function(e,n){return n||(n={}),t(e,n),new fabric.Gradient(n)}}),fabric.getGradientDefs=r}(),fabric.Pattern=fabric.util.createClass({repeat:"repeat",initialize:function(e){e||(e={}),e.source&&(this.source=typeof e.source=="string"?new Function(e.source):e.source),e.repeat&&(this.repeat=e.repeat)},toObject:function(){var e;return typeof 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n("Intersection"),o.points.push(new t.Point(e.x+l*(r.x-e.x),e.y+l*(r.y-e.y)))):o=new n("No Intersection")}else u===0||a===0?o=new n("Coincident"):o=new n("Parallel");return o},t.Intersection.intersectLinePolygon=function(e,t,r){var i=new n("No Intersection"),s=r.length;for(var o=0;o0&&(i.status="Intersection"),i},t.Intersection.intersectPolygonPolygon=function(e,t){var r=new n("No Intersection"),i=e.length;for(var s=0;s0&&(r.status="Intersection"),r},t.Intersection.intersectPolygonRectangle=function(e,r,i){var s=r.min(i),o=r.max(i),u=new t.Point(o.x,s.y),a=new t.Point(s.x,o.y),f=n.intersectLinePolygon(s,u,e),l=n.intersectLinePolygon(u,o,e),c=n.intersectLinePolygon(o,a,e),h=n.intersectLinePolygon(a,s,e),p=new n("No Intersection");return p.appendPoints(f.points),p.appendPoints(l.points),p.appendPoints(c.points),p.appendPoints(h.points),p.points.length>0&&(p.status="Intersection"),p}}(typeof exports!="undefined"?exports:this),function(e){"use strict";function n(e){e?this._tryParsingColor(e):this.setSource([0,0,0,1])}var t=e.fabric||(e.fabric={});if(t.Color){t.warn("fabric.Color is already defined.");return}t.Color=n,t.Color.prototype={_tryParsingColor:function(e){var t;e in n.colorNameMap&&(e=n.colorNameMap[e]),t=n.sourceFromHex(e),t||(t=n.sourceFromRgb(e)),t&&this.setSource(t)},getSource:function(){return this._source},setSource:function(e){this._source=e},toRgb:function(){var e=this.getSource();return"rgb("+e[0]+","+e[1]+","+e[2]+")"},toRgba:function(){var e=this.getSource();return"rgba("+e[0]+","+e[1]+","+e[2]+","+e[3]+")"},toHex:function(){var e=this.getSource(),t=e[0].toString(16);t=t.length===1?"0"+t:t;var n=e[1].toString(16);n=n.length===1?"0"+n:n;var r=e[2].toString(16);return r=r.length===1?"0"+r:r,t.toUpperCase()+n.toUpperCase()+r.toUpperCase()},getAlpha:function(){return this.getSource()[3]},setAlpha:function(e){var t=this.getSource();return t[3]=e,this.setSource(t),this},toGrayscale:function(){var e=this.getSource(),t=parseInt((e[0]*.3+e[1]*.59+e[2]*.11).toFixed(0),10),n=e[3];return this.setSource([t,t,t,n]),this},toBlackWhite:function(e){var t=this.getSource(),n=(t[0]*.3+t[1]*.59+t[2]*.11).toFixed(0),r=t[3];return e=e||127,n=Number(n)',''),t.push("',"Created with Fabric.js ",fabric.version,"","",fabric.createSVGFontFacesMarkup(this.getObjects()),fabric.createSVGRefElementsMarkup(this),""),this.backgroundColor&&this.backgroundColor.source&&t.push('"),this.backgroundImage&&t.push(''),this.overlayImage&&t.push('');for(var n=0,r=this.getObjects(),i=r.length;n"),t.join("")},remove:function(e){return this.getActiveObject()===e&&(this.fire("before:selection:cleared",{target:e}),this.discardActiveObject(),this.fire("selection:cleared")),fabric.Collection.remove.call(this,e)},sendToBack:function(e){return n(this._objects,e),this._objects.unshift(e),this.renderAll&&this.renderAll()},bringToFront:function(e){return n(this._objects,e),this._objects.push(e),this.renderAll&&this.renderAll()},sendBackwards:function(e){var t=this._objects.indexOf(e),r=t;if(t!==0){for(var i=t-1;i>=0;--i){var s=e.intersectsWithObject(this._objects[i])||e.isContainedWithinObject(this._objects[i])||this._objects[i].isContainedWithinObject(e);if(s){r=i;break}}n(this._objects,e),this._objects.splice(r,0,e)}return this.renderAll&&this.renderAll()},bringForward:function(e){var t=this.getObjects(),r=t.indexOf(e),i=r;if(r!==t.length-1){for(var s=r+1,o=this._objects.length;s"},e(fabric.StaticCanvas,{EMPTY_JSON:'{"objects": [], "background": "white"}',toGrayscale:function(e){var t=e.getContext("2d"),n=t.getImageData(0,0,e.width,e.height),r=n.data,i=n.width,s=n.height,o,u,a,f;for(a=0;a0&&(t>this.targetFindTolerance?t-=this.targetFindTolerance:t=0,n>this.targetFindTolerance?n-=this.targetFindTolerance:n=0);var o=!0,u=r.getImageData(t,n,this.targetFindTolerance*2||1,this.targetFindTolerance*2||1);for(var a=3;a0?0:-n),t.ey-(r>0?0:-r),i,o),e.lineWidth=this.selectionLineWidth,e.strokeStyle=this.selectionBorderColor;if(this.selectionDashArray.length>1){var u=t.ex+a-(n>0?0:i),f=t.ey+a-(r>0?0:o);e.beginPath(),fabric.util.drawDashedLine(e,u,f,u+i,f,this.selectionDashArray),fabric.util.drawDashedLine(e,u,f+o-1,u+i,f+o-1,this.selectionDashArray),fabric.util.drawDashedLine(e,u,f,u,f+o,this.selectionDashArray),fabric.util.drawDashedLine(e,u+i-1,f,u+i-1,f+o,this.selectionDashArray),e.closePath(),e.stroke()}else e.strokeRect(t.ex+a-(n>0?0:i),t.ey+a-(r>0?0:o),i,o)},_findSelectedObjects:function(e){var t=[],n=this._groupSelector.ex,r=this._groupSelector.ey,i=n+this._groupSelector.left,s=r+this._groupSelector.top,a,f=new fabric.Point(o(n,i),o(r,s)),l=new fabric.Point(u(n,i),u(r,s));for(var c=0,h=this._objects.length;c1&&(t=new fabric.Group(t),this.setActiveGroup(t),t.saveCoords(),this.fire("selection:created",{target:t})),this.renderAll()},findTarget:function(e,t){var n,r=this.getPointer(e);if(this.controlsAboveOverlay&&this.lastRenderedObjectWithControlsAboveOverlay&&this.containsPoint(e,this.lastRenderedObjectWithControlsAboveOverlay)&&this.lastRenderedObjectWithControlsAboveOverlay._findTargetCorner(e,this._offset))return n=this.lastRenderedObjectWithControlsAboveOverlay,n;var i=this.getActiveGroup();if(i&&!t&&this.containsPoint(e,i))return n=i,n;var s=[];for(var o=this._objects.length;o--;)if(this._objects[o]&&this.containsPoint(e,this._objects[o])){if(!this.perPixelTargetFind&&!this._objects[o].perPixelTargetFind){n=this._objects[o],this.relatedTarget=n;break}s[s.length]=this._objects[o]}for(var u=0,a=s.length;u"},get:function(e){return this[e]},set:function(e,t){if(typeof e=="object")for(var n in e)this._set(n,e[n]);else typeof t=="function"?this._set(e,t(this.get(e))):this._set(e,t);return this},_set:function(e,t){var n=e==="scaleX"||e==="scaleY";n&&(t=this._constrainScale(t));if(e==="scaleX"&&t<0)this.flipX=!this.flipX,t*=-1;else if(e==="scaleY"&&t<0)this.flipY=!this.flipY,t*=-1;else if(e==="width"||e==="height")this.minScaleLimit=r(Math.min(.1,1/Math.max(this.width,this.height)),2);return this[e]=t,this},toggle:function(e){var t=this.get(e);return typeof t=="boolean"&&this.set(e,!t),this},setSourcePath:function(e){return this.sourcePath=e,this},render:function(e,n){if(this.width===0||this.height===0||!this.visible)return;e.save();var r=this.transformMatrix;r&&!this.group&&e.setTransform(r[0],r[1],r[2],r[3],r[4],r[5]),n||this.transform(e);if(this.stroke||this.strokeDashArray)e.lineWidth=this.strokeWidth,this.stroke&&this.stroke.toLive?e.strokeStyle=this.stroke.toLive(e):e.strokeStyle=this.stroke;this.overlayFill?e.fillStyle=this.overlayFill:this.fill&&(e.fillStyle=this.fill.toLive?this.fill.toLive(e):this.fill),r&&this.group&&(e.translate(-this.group.width/2,-this.group.height/2),e.transform(r[0],r[1],r[2],r[3],r[4],r[5])),this._setShadow(e),this.clipTo&&t.util.clipContext(this,e),this._render(e,n),this.clipTo&&e.restore(),this._removeShadow(e),this.active&&!n&&(this.drawBorders(e),this.drawControls(e)),e.restore()},_setShadow:function(e){if(!this.shadow)return;e.shadowColor=this.shadow.color,e.shadowBlur=this.shadow.blur,e.shadowOffsetX=this.shadow.offsetX,e.shadowOffsetY=this.shadow.offsetY},_removeShadow:function(e){e.shadowColor="",e.shadowBlur=e.shadowOffsetX=e.shadowOffsetY=0},clone:function(e,n){return this.constructor.fromObject?this.constructor.fromObject(this.toObject(n),e):new t.Object(this.toObject(n))},cloneAsImage:function(e){if(t.Image){var n=new o;n.onload=function(){e&&e(new t.Image(n),r),n=n.onload=null};var r={angle:this.getAngle(),flipX:this.getFlipX(),flipY:this.getFlipY()};this.set({angle:0,flipX:!1,flipY:!1}),this.toDataURL(function(e){n.src=e})}return this},toDataURL:function(e){function i(t){t.left=n.width/2,t.top=n.height/2,t.setActive(!1),r.add(t);var i=r.toDataURL();r.dispose(),r=t=null,e&&e(i)}var n=t.util.createCanvasElement();n.width=this.getBoundingRectWidth(),n.height=this.getBoundingRectHeight(),t.util.wrapElement(n,"div");var r=new t.Canvas(n);r.backgroundColor="transparent",r.renderAll(),this.constructor.async?this.clone(i):i(this.clone())},hasStateChanged:function(){return this.stateProperties.some(function(e){return this[e]!==this.originalState[e]},this)},saveState:function(e){return this.stateProperties.forEach(function(e){this.originalState[e]=this.get(e)},this),e&&e.stateProperties&&e.stateProperties.forEach(function(e){this.originalState[e]=this.get(e)},this),this},setupState:function(){this.originalState={},this.saveState()},isType:function(e){return this.type===e},toGrayscale:function(){var e=this.get("fill");return e&&this.set("overlayFill",(new t.Color(e)).toGrayscale().toRgb()),this},complexity:function(){return 0},toJSON:function(e){return this.toObject(e)},setGradient:function(e,n){n||(n={});var r={colorStops:[]};r.type=n.type||(n.r1||n.r2?"radial":"linear"),r.coords={x1:n.x1,y1:n.y1,x2:n.x2,y2:n.y2};if(n.r1||n.r2)r.coords.r1=n.r1,r.coords.r2=n.r2;for(var i in n.colorStops){var s=new t.Color(n.colorStops[i]);r.colorStops.push({offset:i,color:s.toRgb(),opacity:s.getAlpha()})}this.set(e,t.Gradient.forObject(this,r))},setPatternFill:function(e){this.set("fill",new t.Pattern(e))},setShadow:function(e){this.set("shadow",new t.Shadow(e))},animate:function(){if(arguments[0]&&typeof arguments[0]=="object")for(var e in arguments[0])this._animate(e,arguments[0][e],arguments[1]);else this._animate.apply(this,arguments);return this},_animate:function(e,n,r){var i=this,s;n=n.toString(),r?r=t.util.object.clone(r):r={},~e.indexOf(".")&&(s=e.split("."));var o=s?this.get(s[0])[s[1]]:this.get(e);"from"in r||(r.from=o),~n.indexOf("=")?n=o+parseFloat(n.replace("=","")):n=parseFloat(n),t.util.animate({startValue:r.from,endValue:n,byValue:r.by,easing:r.easing,duration:r.duration,onChange:function(t){s?i[s[0]][s[1]]=t:i.set(e,t),r.onChange&&r.onChange()},onComplete:function(){i.setCoords(),r.onComplete&&r.onComplete()}})},centerH:function(){return this.canvas.centerObjectH(this),this},centerV:function(){return this.canvas.centerObjectV(this),this},center:function(){return this.centerH().centerV()},remove:function(){return this.canvas.remove(this)},sendToBack:function(){return this.group?t.StaticCanvas.prototype.sendToBack.call(this.group,this):this.canvas.sendToBack(this),this},bringToFront:function(){return this.group?t.StaticCanvas.prototype.bringToFront.call(this.group,this):this.canvas.bringToFront(this),this},sendBackwards:function(){return this.group?t.StaticCanvas.prototype.sendBackwards.call(this.group,this):this.canvas.sendBackwards(this),this},bringForward:function(){return this.group?t.StaticCanvas.prototype.bringForward.call(this.group,this):this.canvas.bringForward(this),this}}),t.util.createAccessors(t.Object),t.Object.prototype.rotate=t.Object.prototype.setAngle,n(t.Object.prototype,t.Observable),t.Object.NUM_FRACTION_DIGITS=2,t.Object.__uid=0}(typeof exports!="undefined"?exports:this),function(){var e=fabric.util.degreesToRadians;fabric.util.object.extend(fabric.Object.prototype,{translateToCenterPoint:function(t,n,r){var i=t.x,s=t.y;return n==="left"?i=t.x+this.getWidth()/2:n==="right"&&(i=t.x-this.getWidth()/2),r==="top"?s=t.y+this.getHeight()/2:r==="bottom"&&(s=t.y-this.getHeight()/2),fabric.util.rotatePoint(new fabric.Point(i,s),t,e(this.angle))},translateToOriginPoint:function(t,n,r){var i=t.x,s=t.y;return n==="left"?i=t.x-this.getWidth()/2:n==="right"&&(i=t.x+this.getWidth()/2),r==="top"?s=t.y-this.getHeight()/2:r==="bottom"&&(s=t.y+this.getHeight()/2),fabric.util.rotatePoint(new fabric.Point(i,s),t,e(this.angle))},getCenterPoint:function(){return this.translateToCenterPoint(new fabric.Point(this.left,this.top),this.originX,this.originY)},toLocalPoint:function(t,n,r){var i=this.getCenterPoint(),s,o;return n!==undefined&&r!==undefined?(n==="left"?s=i.x-this.getWidth()/2:n==="right"?s=i.x+this.getWidth()/2:s=i.x,r==="top"?o=i.y-this.getHeight()/2:r==="bottom"?o=i.y+this.getHeight()/2:o=i.y):(s=this.left,o=this.top),fabric.util.rotatePoint(new fabric.Point(t.x,t.y),i,-e(this.angle)).subtractEquals(new fabric.Point(s,o))},setPositionByOrigin:function(e,t,n){var r=this.translateToCenterPoint(e,t,n),i=this.translateToOriginPoint(r,this.originX,this.originY);this.set("left",i.x),this.set("top",i.y)},adjustPosition:function(t){var n=e(this.angle),r=this.getWidth()/2,i=Math.cos(n)*r,s=Math.sin(n)*r,o=this.getWidth(),u=Math.cos(n)*o,a=Math.sin(n)*o;this.originX==="center"&&t==="left"||this.originX==="right"&&t==="center"?(this.left-=i,this.top-=s):this.originX==="left"&&t==="center"||this.originX==="center"&&t==="right"?(this.left+=i,this.top+=s):this.originX==="left"&&t==="right"?(this.left+=u,this.top+=a):this.originX==="right"&&t==="left"&&(this.left-=u,this.top-=a),this.setCoords(),this.originX=t}})}(),function(){var e=fabric.util.degreesToRadians;fabric.util.object.extend(fabric.Object.prototype,{intersectsWithRect:function(e,t){var n=this.oCoords,r=new fabric.Point(n.tl.x,n.tl.y),i=new fabric.Point(n.tr.x,n.tr.y),s=new fabric.Point(n.bl.x,n.bl.y),o=new fabric.Point(n.br.x,n.br.y),u=fabric.Intersection.intersectPolygonRectangle([r,i,o,s],e,t);return u.status==="Intersection"},intersectsWithObject:function(e){function t(e){return{tl:new fabric.Point(e.tl.x,e.tl.y),tr:new fabric.Point(e.tr.x,e.tr.y),bl:new fabric.Point(e.bl.x,e.bl.y),br:new fabric.Point(e.br.x,e.br.y)}}var n=t(this.oCoords),r=t(e.oCoords),i=fabric.Intersection.intersectPolygonPolygon([n.tl,n.tr,n.br,n.bl],[r.tl,r.tr,r.br,r.bl]);return i.status==="Intersection"},isContainedWithinObject:function(e){return this.isContainedWithinRect(e.oCoords.tl,e.oCoords.br)},isContainedWithinRect:function(e,t){var n=this.oCoords,r=new fabric.Point(n.tl.x,n.tl.y),i=new fabric.Point(n.tr.x,n.tr.y),s=new fabric.Point(n.bl.x,n.bl.y);return r.x>e.x&&i.xe.y&&s.y1?this.strokeWidth:0,n=this.padding,r=e(this.angle);this.currentWidth=(this.width+t)*this.scaleX+n*2,this.currentHeight=(this.height+t)*this.scaleY+n*2,this.currentWidth<0&&(this.currentWidth=Math.abs(this.currentWidth));var i=Math.sqrt(Math.pow(this.currentWidth/2,2)+Math.pow(this.currentHeight/2,2)),s=Math.atan(this.currentHeight/this.currentWidth),o=Math.cos(s+r)*i,u=Math.sin(s+r)*i,a=Math.sin(r),f=Math.cos(r),l=this.getCenterPoint(),c={x:l.x-o,y:l.y-u},h={x:c.x+this.currentWidth*f,y:c.y+this.currentWidth*a},p={x:h.x-this.currentHeight*a,y:h.y+this.currentHeight*f},d={x:c.x-this.currentHeight*a,y:c.y+this.currentHeight*f},v={x:c.x-this.currentHeight/2*a,y:c.y+this.currentHeight/2*f},m={x:c.x+this.currentWidth/2*f,y:c.y+this.currentWidth/2*a},g={x:h.x-this.currentHeight/2*a,y:h.y+this.currentHeight/2*f},y={x:d.x+this.currentWidth/2*f,y:d.y+this.currentWidth/2*a},b={x:c.x+this.currentWidth/2*f,y:c.y+this.currentWidth/2*a};return this.oCoords={tl:c,tr:h,br:p,bl:d,ml:v,mt:m,mr:g,mb:y,mtr:b},this._setCornerCoords(),this}})}(),function(){var e=fabric.util.getPointer,t=fabric.util.degreesToRadians;fabric.util.object.extend(fabric.Object.prototype,{_findTargetCorner:function(t,n){if(!this.hasControls||!this.active)return!1;var r=e(t,this.canvas.upperCanvasEl),i=r.x-n.left,s=r.y-n.top,o,u;for(var a in this.oCoords){if(a==="mtr"&&!this.hasRotatingPoint)continue;if(!(!this.get("lockUniScaling")||a!=="mt"&&a!=="mr"&&a!=="mb"&&a!=="ml"))continue;u=this._getImageLines(this.oCoords[a].corner,a),o=this._findCrossPoints(i,s,u);if(o%2===1&&o!==0)return this.__corner=a,a}return!1},_findCrossPoints:function(e,t,n){var r,i,s,o,u,a,f=0,l;for(var c in n){l=n[c];if(l.o.y=t&&l.d.y>=t)continue;l.o.x===l.d.x&&l.o.x>=e?(u=l.o.x,a=t):(r=0,i=(l.d.y-l.o.y)/(l.d.x-l.o.x),s=t-r*e,o=l.o.y-i*l.o.x,u=-(s-o)/(r-i),a=s+r*u),u>=e&&(f+=1);if(f===2)break}return f},_getImageLines:function(e){return{topline:{o:e.tl,d:e.tr},rightline:{o:e.tr,d:e.br},bottomline:{o:e.br,d:e.bl},leftline:{o:e.bl,d:e.tl}}},_setCornerCoords:function(){var e=this.oCoords,n=t(this.angle),r=t(45-this.angle),i=Math.sqrt(2*Math.pow(this.cornerSize,2))/2,s=i*Math.cos(r),o=i*Math.sin(r),u=Math.sin(n),a=Math.cos(n);e.tl.corner={tl:{x:e.tl.x-o,y:e.tl.y-s},tr:{x:e.tl.x+s,y:e.tl.y-o},bl:{x:e.tl.x-s,y:e.tl.y+o},br:{x:e.tl.x+o,y:e.tl.y+s}},e.tr.corner={tl:{x:e.tr.x-o,y:e.tr.y-s},tr:{x:e.tr.x+s,y:e.tr.y-o},br:{x:e.tr.x+o,y:e.tr.y+s},bl:{x:e.tr.x-s,y:e.tr.y+o}},e.bl.corner={tl:{x:e.bl.x-o,y:e.bl.y-s},bl:{x:e.bl.x-s,y:e.bl.y+o},br:{x:e.bl.x+o,y:e.bl.y+s},tr:{x:e.bl.x+s,y:e.bl.y-o}},e.br.corner={tr:{x:e.br.x+s,y:e.br.y-o},bl:{x:e.br.x-s,y:e.br.y+o},br:{x:e.br.x+o,y:e.br.y+s},tl:{x:e.br.x-o,y:e.br.y-s}},e.ml.corner={tl:{x:e.ml.x-o,y:e.ml.y-s},tr:{x:e.ml.x+s,y:e.ml.y-o},bl:{x:e.ml.x-s,y:e.ml.y+o},br:{x:e.ml.x+o,y:e.ml.y+s}},e.mt.corner={tl:{x:e.mt.x-o,y:e.mt.y-s},tr:{x:e.mt.x+s,y:e.mt.y-o},bl:{x:e.mt.x-s,y:e.mt.y+o},br:{x:e.mt.x+o,y:e.mt.y+s}},e.mr.corner={tl:{x:e.mr.x-o,y:e.mr.y-s},tr:{x:e.mr.x+s,y:e.mr.y-o},bl:{x:e.mr.x-s,y:e.mr.y+o},br:{x:e.mr.x+o,y:e.mr.y+s}},e.mb.corner={tl:{x:e.mb.x-o,y:e.mb.y-s},tr:{x:e.mb.x+s,y:e.mb.y-o},bl:{x:e.mb.x-s,y:e.mb.y+o},br:{x:e.mb.x+o,y:e.mb.y+s}},e.mtr.corner={tl:{x:e.mtr.x-o+u*this.rotatingPointOffset,y:e.mtr.y-s-a*this.rotatingPointOffset},tr:{x:e.mtr.x+s+u*this.rotatingPointOffset,y:e.mtr.y-o-a*this.rotatingPointOffset},bl:{x:e.mtr.x-s+u*this.rotatingPointOffset,y:e.mtr.y+o-a*this.rotatingPointOffset},br:{x:e.mtr.x+o+u*this.rotatingPointOffset,y:e.mtr.y+s-a*this.rotatingPointOffset}}},drawBorders:function(e){if(!this.hasBorders)return;var t=this.padding,n=t*2,r=this.strokeWidth>1?this.strokeWidth:0;e.save(),e.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1,e.strokeStyle=this.borderColor;var i=1/this._constrainScale(this.scaleX),s=1/this._constrainScale(this.scaleY);e.lineWidth=1/this.borderScaleFactor,e.scale(i,s);var o=this.getWidth(),u=this.getHeight();e.strokeRect(~~(-(o/2)-t-r/2*this.scaleX)+.5,~~(-(u/2)-t-r/2*this.scaleY)+.5,~~(o+n+r*this.scaleX),~~(u+n+r*this.scaleY));if(this.hasRotatingPoint&&!this.get("lockRotation")&&this.hasControls){var a=(this.flipY?u+r*this.scaleY+t*2:-u-r*this.scaleY-t*2)/2;e.beginPath(),e.moveTo(0,a),e.lineTo(0,a+(this.flipY?this.rotatingPointOffset:-this.rotatingPointOffset)),e.closePath(),e.stroke()}return e.restore(),this},drawControls:function(e){if(!this.hasControls)return;var t=this.cornerSize,n=t/2,r=this.strokeWidth/2,i=-(this.width/2),s=-(this.height/2),o,u,a=t/this.scaleX,f=t/this.scaleY,l=this.padding/this.scaleX,c=this.padding/this.scaleY,h=n/this.scaleY,p=n/this.scaleX,d=(n-t)/this.scaleX,v=(n-t)/this.scaleY,m=this.height,g=this.width,y=this.transparentCorners?"strokeRect":"fillRect",b=typeof G_vmlCanvasManager!="undefined";return e.save(),e.lineWidth=1/Math.max(this.scaleX,this.scaleY),e.globalAlpha=this.isMoving?this.borderOpacityWhenMoving:1,e.strokeStyle=e.fillStyle=this.cornerColor,o=i-p-r-l,u=s-h-r-c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i+g-p+r+l,u=s-h-r-c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i-p-r-l,u=s+m+v+r+c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i+g+d+r+l,u=s+m+v+r+c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),this.get("lockUniScaling")||(o=i+g/2-p,u=s-h-r-c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i+g/2-p,u=s+m+v+r+c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i+g+d+r+l,u=s+m/2-h,b||e.clearRect(o,u,a,f),e[y](o,u,a,f),o=i-p-r-l,u=s+m/2-h,b||e.clearRect(o,u,a,f),e[y](o,u,a,f)),this.hasRotatingPoint&&(o=i+g/2-p,u=this.flipY?s+m+this.rotatingPointOffset/this.scaleY-f/2+r+c:s-this.rotatingPointOffset/this.scaleY-f/2-r-c,b||e.clearRect(o,u,a,f),e[y](o,u,a,f)),e.restore(),this}})}(),function(e){"use strict";var t=e.fabric||(e.fabric={}),n=t.util.object.extend,r={x1:1,x2:1,y1:1,y2:1};if(t.Line){t.warn("fabric.Line is already defined");return}t.Line=t.util.createClass(t.Object,{type:"line",initialize:function(e,t){t=t||{},e||(e=[0,0,0,0]),this.callSuper("initialize",t),this.set("x1",e[0]),this.set("y1",e[1]),this.set("x2",e[2]),this.set("y2",e[3]),this._setWidthHeight(t)},_setWidthHeight:function(e){e||(e={}),this.set("width",this.x2-this.x1||1),this.set("height",this.y2-this.y1||1),this.set("left","left"in e?e.left:this.x1+this.width/2),this.set("top","top"in e?e.top:this.y1+this.height/2)},_set:function(e,t){return this[e]=t,e in r&&this._setWidthHeight(),this},_render:function(e){e.beginPath(),this.group&&e.translate(-this.group.width/2+this.left,-this.group.height/2+this.top),e.moveTo(this.width===1?0:-this.width/2,this.height===1?0:-this.height/2),e.lineTo(this.width===1?0:this.width/2,this.height===1?0:this.height/2),e.lineWidth=this.strokeWidth;var t=e.strokeStyle;e.strokeStyle=e.fillStyle,e.stroke(),e.strokeStyle=t},complexity:function(){return 1},toObject:function(e){return n(this.callSuper("toObject",e),{x1:this.get("x1"),y1:this.get("y1"),x2:this.get("x2"),y2:this.get("y2")})},toSVG:function(){var e=[];return this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!0)),e.push("'),e.join("")}}),t.Line.ATTRIBUTE_NAMES="x1 y1 x2 y2 stroke stroke-width transform".split(" "),t.Line.fromElement=function(e,r){var i=t.parseAttributes(e,t.Line.ATTRIBUTE_NAMES),s=[i.x1||0,i.y1||0,i.x2||0,i.y2||0];return new t.Line(s,n(i,r))},t.Line.fromObject=function(e){var n=[e.x1,e.y1,e.x2,e.y2];return new t.Line(n,e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";function i(e){return"radius"in e&&e.radius>0}var t=e.fabric||(e.fabric={}),n=Math.PI*2,r=t.util.object.extend;if(t.Circle){t.warn("fabric.Circle is already defined.");return}t.Circle=t.util.createClass(t.Object,{type:"circle",initialize:function(e){e=e||{},this.set("radius",e.radius||0),this.callSuper("initialize",e);var t=this.get("radius")*2;this.set("width",t).set("height",t)},toObject:function(e){return r(this.callSuper("toObject",e),{radius:this.get("radius")})},toSVG:function(){var e=[];return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!1)),e.push("'),e.join("")},_render:function(e,t){e.beginPath(),e.globalAlpha=this.group?e.globalAlpha*this.opacity:this.opacity,e.arc(t?this.left:0,t?this.top:0,this.radius,0,n,!1),e.closePath(),this.fill&&e.fill(),this._removeShadow(e),this.stroke&&e.stroke()},getRadiusX:function(){return this.get("radius")*this.get("scaleX")},getRadiusY:function(){return this.get("radius")*this.get("scaleY")},setRadius:function(e){this.radius=e,this.set("width",e*2).set("height",e*2)},complexity:function(){return 1}}),t.Circle.ATTRIBUTE_NAMES="cx cy r fill fill-opacity opacity stroke stroke-width transform".split(" "),t.Circle.fromElement=function(e,n){n||(n={});var s=t.parseAttributes(e,t.Circle.ATTRIBUTE_NAMES);if(!i(s))throw new Error("value of `r` attribute is required and can not be negative");"left"in s&&(s.left-=n.width/2||0),"top"in s&&(s.top-=n.height/2||0);var o=new t.Circle(r(s,n));return o.cx=parseFloat(e.getAttribute("cx"))||0,o.cy=parseFloat(e.getAttribute("cy"))||0,o},t.Circle.fromObject=function(e){return new t.Circle(e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";var t=e.fabric||(e.fabric={});if(t.Triangle){t.warn("fabric.Triangle is already defined");return}t.Triangle=t.util.createClass(t.Object,{type:"triangle",initialize:function(e){e=e||{},this.callSuper("initialize",e),this.set("width",e.width||100).set("height",e.height||100)},_render:function(e){var t=this.width/2,n=this.height/2;e.beginPath(),e.moveTo(-t,n),e.lineTo(0,-n),e.lineTo(t,n),e.closePath(),this.fill&&e.fill(),this.stroke&&e.stroke()},complexity:function(){return 1},toSVG:function(){var e=[],t=this.width/2,n=this.height/2,r=[-t+" "+n,"0 "+ -n,t+" "+n].join(",");return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!0)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!0)),e.push("'),e.join("")}}),t.Triangle.fromObject=function(e){return new t.Triangle(e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";var t=e.fabric||(e.fabric={}),n=Math.PI*2,r=t.util.object.extend;if(t.Ellipse){t.warn("fabric.Ellipse is already defined.");return}t.Ellipse=t.util.createClass(t.Object,{type:"ellipse",rx:0,ry:0,initialize:function(e){e=e||{},this.callSuper("initialize",e),this.set("rx",e.rx||0),this.set("ry",e.ry||0),this.set("width",this.get("rx")*2),this.set("height",this.get("ry")*2)},toObject:function(e){return r(this.callSuper("toObject",e),{rx:this.get("rx"),ry:this.get("ry")})},toSVG:function(){var e=[];return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!1)),e.push("'),e.join("")},render:function(e,t){if(this.rx===0||this.ry===0)return;return this.callSuper("render",e,t)},_render:function(e,t){e.beginPath(),e.save(),e.globalAlpha=this.group?e.globalAlpha*this.opacity:this.opacity,this.transformMatrix&&this.group&&e.translate(this.cx,this.cy),e.transform(1,0,0,this.ry/this.rx,0,0),e.arc(t?this.left:0,t?this.top:0,this.rx,0,n,!1),this.stroke&&e.stroke(),this._removeShadow(e),this.fill&&e.fill(),e.restore()},complexity:function(){return 1}}),t.Ellipse.ATTRIBUTE_NAMES="cx cy rx ry fill fill-opacity opacity stroke stroke-width transform".split(" "),t.Ellipse.fromElement=function(e,n){n||(n={});var i=t.parseAttributes(e,t.Ellipse.ATTRIBUTE_NAMES),s=i.left,o=i.top;"left"in i&&(i.left-=n.width/2||0),"top"in i&&(i.top-=n.height/2||0);var u=new t.Ellipse(r(i,n));return u.cx=s||0,u.cy=o||0,u},t.Ellipse.fromObject=function(e){return new t.Ellipse(e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";function r(e){return e.left=e.left||0,e.top=e.top||0,e}var t=e.fabric||(e.fabric={}),n=t.util.object.extend;if(t.Rect){console.warn("fabric.Rect is already defined");return}t.Rect=t.util.createClass(t.Object,{type:"rect",rx:0,ry:0,initialize:function(e){e=e||{},this._initStateProperties(),this.callSuper("initialize",e),this._initRxRy(),this.x=0,this.y=0},_initStateProperties:function(){this.stateProperties=this.stateProperties.concat(["rx","ry"])},_initRxRy:function(){this.rx&&!this.ry?this.ry=this.rx:this.ry&&!this.rx&&(this.rx=this.ry)},_render:function(e){var t=this.rx||0,n=this.ry||0,r=-this.width/2,i=-this.height/2,s=this.width,o=this.height;e.beginPath(),e.globalAlpha=this.group?e.globalAlpha*this.opacity:this.opacity,this.transformMatrix&&this.group&&e.translate(this.width/2+this.x,this.height/2+this.y),!this.transformMatrix&&this.group&&e.translate(-this.group.width/2+this.width/2+this.x,-this.group.height/2+this.height/2+this.y),e.moveTo(r+t,i),e.lineTo(r+s-t,i),e.quadraticCurveTo(r+s,i,r+s,i+n,r+s,i+n),e.lineTo(r+s,i+o-n),e.quadraticCurveTo(r+s,i+o,r+s-t,i+o,r+s-t,i+o),e.lineTo(r+t,i+o),e.quadraticCurveTo(r,i+o,r,i+o-n,r,i+o-n),e.lineTo(r,i+n),e.quadraticCurveTo(r,i,r+t,i,r+t,i),e.closePath(),this.fill&&e.fill(),this._removeShadow(e),this.strokeDashArray?this._renderDashedStroke(e):this.stroke&&e.stroke()},_renderDashedStroke:function(e){function u(u,a){var f=0,l=0,c=(a?i.height:i.width)+s*2;while(fc&&(l=f-c),u?n+=h*u-(l*u||0):r+=h*a-(l*a||0),e[1&t?"moveTo":"lineTo"](n,r),t>=o&&(t=0)}}1&this.strokeDashArray.length&&this.strokeDashArray.push.apply(this.strokeDashArray,this.strokeDashArray);var t=0,n=-this.width/2,r=-this.height/2,i=this,s=this.padding,o=this.strokeDashArray.length;e.save(),e.beginPath(),u(1,0),u(0,1),u(-1,0),u(0,-1),e.stroke(),e.closePath(),e.restore()},_normalizeLeftTopProperties:function(e){return e.left&&this.set("left",e.left+this.getWidth()/2),this.set("x",e.left||0),e.top&&this.set("top",e.top+this.getHeight()/2),this.set("y",e.top||0),this},complexity:function(){return 1},toObject:function(e){return n(this.callSuper("toObject",e),{rx:this.get("rx")||0,ry:this.get("ry")||0})},toSVG:function(){var e=[];return this.fill&&this.fill.toLive&&e.push(this.fill.toSVG(this,!1)),this.stroke&&this.stroke.toLive&&e.push(this.stroke.toSVG(this,!1)),e.push("'),e.join("")}}),t.Rect.ATTRIBUTE_NAMES="x y width height rx ry fill fill-opacity opacity stroke stroke-width transform".split(" "),t.Rect.fromElement=function(e,i){if(!e)return null;var s=t.parseAttributes(e,t.Rect.ATTRIBUTE_NAMES);s=r(s);var o=new t.Rect(n(i?t.util.object.clone(i):{},s));return o._normalizeLeftTopProperties(s),o},t.Rect.fromObject=function(e){return new t.Rect(e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";var t=e.fabric||(e.fabric={}),n=t.util.toFixed;if(t.Polyline){t.warn("fabric.Polyline is already defined");return}t.Polyline=t.util.createClass(t.Object,{type:"polyline",initialize:function(e,t,n){t=t||{},this.set("points",e),this.callSuper("initialize",t),this._calcDimensions(n)},_calcDimensions:function(e){return t.Polygon.prototype._calcDimensions.call(this,e)},toObject:function(e){return t.Polygon.prototype.toObject.call(this,e)},toSVG:function(){var e=[],t=[];for(var r=0,i=this.points.length;r'),t.join("")},_render:function(e){var t;e.beginPath(),e.moveTo(this.points[0].x,this.points[0].y);for(var n=0,r=this.points.length;n'),t.join("")},_render:function(e){var t;e.beginPath(),e.moveTo(this.points[0].x,this.points[0].y);for(var n=0,r=this.points.length;n1&&(g=Math.sqrt(g),n*=g,i*=g);var y=d/n,b=p/n,w=-p/i,E=d/i,S=y*l+b*c,x=w*l+E*c,T=y*e+b*t,N=w*e+E*t,C=(T-S)*(T-S)+(N-x)*(N-x),k=1/C-.25;k<0&&(k=0);var L=Math.sqrt(k);a===u&&(L=-L);var A=.5*(S+T)-L*(N-x),O=.5*(x+N)+L*(T-S),M=Math.atan2(x-O,S-A),_=Math.atan2(N-O,T-A),D=_-M;D<0&&a===1?D+=2*Math.PI:D>0&&a===0&&(D-=2*Math.PI);var P=Math.ceil(Math.abs(D/(Math.PI*.5+.001))),H=[];for(var B=0;B"},toObject:function(e){var t=h(this.callSuper("toObject",e),{path:this.path});return this.sourcePath&&(t.sourcePath=this.sourcePath),this.transformMatrix&&(t.transformMatrix=this.transformMatrix),t},toDatalessObject:function(e){var t=this.toObject(e);return this.sourcePath&&(t.path=this.sourcePath),delete t.sourcePath,t},toSVG:function(){var e=[],t=[];for(var n=0,r=this.path.length;n',"",""),t.join("")},complexity:function(){return this.path.length},_parsePath:function(){var e=[],n,r,i;for(var s=0,o,u=this.path.length;sc)for(var h=1,p=o.length;h"];for(var n=0,r=e.length;n"),t.join("")},toString:function(){return"#"},isSameColor:function(){var e=this.getObjects()[0].get("fill");return this.getObjects().every(function(t){return t.get("fill")===e})},complexity:function(){return this.paths.reduce(function(e,t){return e+(t&&t.complexity?t.complexity():0)},0)},toGrayscale:function(){var e=this.paths.length;while(e--)this.paths[e].toGrayscale();return this},getObjects:function(){return this.paths}}),t.PathGroup.fromObject=function(e){var n=u(e.paths);return new t.PathGroup(n,e)}}(typeof exports!="undefined"?exports:this),function(e){"use strict";var t=e.fabric||(e.fabric={}),n=t.util.object.extend,r=t.util.array.min,i=t.util.array.max,s=t.util.array.invoke;if(t.Group)return;var o={lockMovementX:!0,lockMovementY:!0,lockRotation:!0,lockScalingX:!0,lockScalingY:!0,lockUniScaling:!0};t.Group=t.util.createClass(t.Object,t.Collection,{type:"group",initialize:function(e,t){t=t||{},this._objects=e||[];for(var r=this._objects.length;r--;)this._objects[r].group=this;this.originalState={},this.callSuper("initialize"),this._calcBounds(),this._updateObjectsCoords(),t&&n(this,t),this._setOpacityIfSame(),this.setCoords(!0),this.saveCoords()},_updateObjectsCoords:function(){var e=this.left,t=this.top;this.forEachObject(function(n){var r=n.get("left"),i=n.get("top");n.set("originalLeft",r),n.set("originalTop",i),n.set("left",r-e),n.set("top",i-t),n.setCoords(),n.__origHasControls=n.hasControls,n.hasControls=!1},this)},toString:function(){return"#"},getObjects:function(){return this._objects},addWithUpdate:function(e){return this._restoreObjectsState(),this._objects.push(e),e.group=this,this._calcBounds(),this._updateObjectsCoords(),this},removeWithUpdate:function(e){return this._restoreObjectsState(),this.remove(e),e.setActive(!1),this._calcBounds(),this._updateObjectsCoords(),this},_onObjectAdded:function(e){e.group=this},_onObjectRemoved:function(e){delete e.group},delegatedProperties:{fill:!0,opacity:!0,fontFamily:!0,fontWeight:!0,fontSize:!0,fontStyle:!0,lineHeight:!0,textDecoration:!0,textShadow:!0,textAlign:!0,backgroundColor:!0},_set:function(e,t){if(e in this.delegatedProperties){var n=this._objects.length;this[e]=t;while(n--)this._objects[n].set(e,t)}else this[e]=t},toObject:function(e){return n(this.callSuper("toObject",e),{objects:s(this._objects,"toObject",e)})},render:function(e,n){if(!this.visible)return;e.save(),this.transform(e);var r=Math.max(this.scaleX,this.scaleY);this.clipTo&&t.util.clipContext(this,e);for(var i=this._objects.length;i>0;i--){var s=this._objects[i-1],o=s.borderScaleFactor,u=s.hasRotatingPoint;if(!s.visible)continue;s.borderScaleFactor=r,s.hasRotatingPoint=!1,s.render(e),s.borderScaleFactor=o,s.hasRotatingPoint=u}this.clipTo&&e.restore(),!n&&this.active&&(this.drawBorders(e),this.drawControls(e)),e.restore(),this.setCoords()},_restoreObjectsState:function(){return this._objects.forEach(this._restoreObjectState,this),this},_restoreObjectState:function(e){var t=this.get("left"),n=this.get("top"),r=this.getAngle()*(Math.PI/180),i=Math.cos(r)*e.get("top")+Math.sin(r)*e.get("left"),s=-Math.sin(r)*e.get("top")+Math.cos(r)*e.get("left");return e.setAngle(e.getAngle()+this.getAngle()),e.set("left",t+s*this.get("scaleX")),e.set("top",n+i*this.get("scaleY")),e.set("scaleX",e.get("scaleX")*this.get("scaleX")),e.set("scaleY",e.get("scaleY")*this.get("scaleY")),e.setCoords(),e.hasControls=e.__origHasControls,delete e.__origHasControls,e.setActive(!1),e.setCoords(),delete e.group,this},destroy:function(){return this._restoreObjectsState()},saveCoords:function(){return this._originalLeft=this.get("left"),this._originalTop=this.get("top"),this},hasMoved:function(){return this._originalLeft!==this.get("left")||this._originalTop!==this.get("top")},setObjectsCoords:function(){return this.forEachObject(function(e){e.setCoords()}),this},activateAllObjects:function(){return this.forEachObject(function(e){e.setActive()}),this},_setOpacityIfSame:function(){var e=this.getObjects(),t=e[0]?e[0].get("opacity"):1,n=e.every(function(e){return e.get("opacity")===t});n&&(this.opacity=t)},_calcBounds:function(){var e=[],t=[],n,s,o,u,a,f,l,c=0,h=this._objects.length;for(;ce.x&&i-ne.y},toSVG:function(){var e=[];for(var t=this._objects.length;t--;)e.push(this._objects[t].toSVG());return''+e.join("")+""},get:function(e){if(e in o){if(this[e])return this[e];for(var t=0,n=this._objects.length;t'+'"+""},getSrc:function(){return this.getElement().src||this.getElement()._src},toString:function(){return'#'},clone:function(e,t){this.constructor.fromObject(this.toObject(t),e)},applyFilters:function(e){if(this.filters.length===0){this.setElement(this._originalImage),e&&e();return}var t=typeof Buffer!="undefined"&&typeof window=="undefined",n=this._originalImage,r=fabric.util.createCanvasElement(),i=t?new(require("canvas").Image):fabric.document.createElement("img"),s=this;r.width=n.width,r.height=n.height,r.getContext("2d").drawImage(n,0,0,n.width,n.height),this.filters.forEach(function(e){e&&e.applyTo(r)}),i.onload=function(){s._element=i,e&&e(),i.onload=r=n=null},i.width=n.width,i.height=n.height;if(t){var o=r.toDataURL("image/png").substring(22);i.src=new Buffer(o,"base64"),s._element=i,e&&e()}else i.src=r.toDataURL("image/png");return this},_render:function(e){e.drawImage(this._element,-this.width/2,-this.height/2,this.width,this.height)},_resetWidthHeight:function(){var e=this.getElement();this.set("width",e.width),this.set("height",e.height)},_initElement:function(e){this.setElement(fabric.util.getById(e)),fabric.util.addClass(this.getElement(),fabric.Image.CSS_CANVAS)},_initConfig:function(e){e||(e={}),this.setOptions(e),this._setWidthHeight(e)},_initFilters:function(e){e.filters&&e.filters.length&&(this.filters=e.filters.map(function(e){return e&&fabric.Image.filters[e.type].fromObject(e)}))},_setWidthHeight:function(e){this.width="width"in e?e.width:this.getElement().width||0,this.height="height"in e?e.height:this.getElement().height||0},complexity:function(){return 1}}),fabric.Image.CSS_CANVAS="canvas-img",fabric.Image.prototype.getSvgSrc=fabric.Image.prototype.getSrc,fabric.Image.fromObject=function(e,t){var n=fabric.document.createElement("img"),r=e.src;e.width&&(n.width=e.width),e.height&&(n.height=e.height),n.onload=function(){fabric.Image.prototype._initFilters.call(e,e);var r=new fabric.Image(n,e);t&&t(r),n=n.onload=n.onerror=null},n.onerror=function(){fabric.log("Error loading "+n.src),t&&t(null,!0),n=n.onload=n.onerror=null},n.src=r},fabric.Image.fromURL=function(e,t,n){var r=fabric.document.createElement("img");r.onload=function(){t&&t(new fabric.Image(r,n)),r=r.onload=null},r.src=e},fabric.Image.ATTRIBUTE_NAMES="x y width height fill fill-opacity opacity stroke stroke-width transform xlink:href".split(" "),fabric.Image.fromElement=function(e,n,r){var i=fabric.parseAttributes(e,fabric.Image.ATTRIBUTE_NAMES);fabric.Image.fromURL(i["xlink:href"],n,t(r?fabric.util.object.clone(r):{},i))},fabric.Image.async=!0}(typeof exports!="undefined"?exports:this),fabric.util.object.extend(fabric.Object.prototype,{_getAngleValueForStraighten:function(){var e=this.getAngle()%360;return e>0?Math.round((e-1)/90)*90:Math.round(e/90)*90},straighten:function(){return this.setAngle(this._getAngleValueForStraighten()),this},fxStraighten:function(e){e=e||{};var t=function(){},n=e.onComplete||t,r=e.onChange||t,i=this;return fabric.util.animate({startValue:this.get("angle"),endValue:this._getAngleValueForStraighten(),duration:this.FX_DURATION,onChange:function(e){i.setAngle(e),r()},onComplete:function(){i.setCoords(),n()},onStart:function(){i.setActive(!1)}}),this}}),fabric.util.object.extend(fabric.StaticCanvas.prototype,{straightenObject:function(e){return e.straighten(),this.renderAll(),this},fxStraightenObject:function(e){return e.fxStraighten({onChange:this.renderAll.bind(this)}),this}}),fabric.Image.filters={},fabric.Image.filters.Grayscale=fabric.util.createClass({type:"Grayscale",applyTo:function(e){var t=e.getContext("2d"),n=t.getImageData(0,0,e.width,e.height),r=n.data,i=n.width,s=n.height,o,u,a,f;for(a=0;ao&&f>o&&l>o&&u(a-f)0&&(r[s]=a,r[s+1]=f,r[s+2]=l);t.putImageData(n,0,0)},toJSON:function(){return{type:this.type,color:this.color}}}),fabric.Image.filters.Tint.fromObject=function(e){return new fabric.Image.filters.Tint(e)},fabric.Image.filters.Convolute=fabric.util.createClass({type:"Convolute",initialize:function(e){e||(e={}),this.opaque=e.opaque,this.matrix=e.matrix||[0,0,0,0,1,0,0,0,0];var t=fabric.util.createCanvasElement();this.tmpCtx=t.getContext("2d")},_createImageData:function(e,t){return this.tmpCtx.createImageData(e,t)},applyTo:function(e){var t=this.matrix,n=e.getContext("2d"),r=n.getImageData(0,0,e.width,e.height),i=Math.round(Math.sqrt(t.length)),s=Math.floor(i/2),o=r.data,u=r.width,a=r.height,f=u,l=a,c=this._createImageData(f,l),h=c.data,p=this.opaque?1:0;for(var d=0;d=0&&N=0&&C'},_render:function(e){typeof Cufon=="undefined"||this.useNative===!0?this._renderViaNative(e):this._renderViaCufon(e)},_renderViaCufon:function(e){var t=Cufon.textOptions||(Cufon.textOptions={});t.left=this.left,t.top=this.top,t.context=e,t.color=this.fill;var n=this._initDummyElementForCufon();this.transform(e),Cufon.replaceElement(n,{engine:"canvas",separate:"none",fontFamily:this.fontFamily,fontWeight:this.fontWeight,textDecoration:this.textDecoration,textShadow:this.textShadow,textAlign:this.textAlign,fontStyle:this.fontStyle,lineHeight:this.lineHeight,strokeStyle:this.strokeStyle,strokeWidth:this.strokeWidth,backgroundColor:this.backgroundColor,textBackgroundColor:this.textBackgroundColor}),this.width=t.width,this.height=t.height,this._totalLineHeight=t.totalLineHeight,this._fontAscent=t.fontAscent,this._boundaries=t.boundaries,this._shadowOffsets=t.shadowOffsets,this._shadows=t.shadows||[],n=null,this.setCoords()},_renderViaNative:function(e){this.transform(e),this._setTextStyles(e);var n=this.text.split(/\r?\n/);this.width=this._getTextWidth(e,n),this.height=this._getTextHeight(e,n),this._renderTextBackground(e,n),this.textAlign!=="left"&&this.textAlign!=="justify"&&(e.save(),e.translate(this.textAlign==="center"?this.width/2:this.width,0)),this._setTextShadow(e),this.clipTo&&t.util.clipContext(this,e),this._renderTextFill(e,n),this._renderTextStroke(e,n),this.clipTo&&e.restore(),this.textShadow&&e.restore(),this.textAlign!=="left"&&this.textAlign!=="justify"&&e.restore(),this._renderTextDecoration(e,n),this._setBoundaries(e,n),this._totalLineHeight=0,this.setCoords()},_setBoundaries:function(e,t){this._boundaries=[];for(var n=0,r=t.length;nn&&(n=s)}return n},_setTextShadow:function(e){if(this.textShadow){var t=/\s+(-?\d+)(?:px)?\s+(-?\d+)(?:px)?\s+(\d+)(?:px)?\s*/,n=this.textShadow,r=t.exec(this.textShadow),i=n.replace(t,"");e.save(),e.shadowColor=i,e.shadowOffsetX=parseInt(r[1],10),e.shadowOffsetY=parseInt(r[2],10),e.shadowBlur=parseInt(r[3],10),this._shadows=[{blur:e.shadowBlur,color:e.shadowColor,offX:e.shadowOffsetX,offY:e.shadowOffsetY}],this._shadowOffsets=[[parseInt(e.shadowOffsetX,10),parseInt(e.shadowOffsetY,10)]]}},_drawTextLine:function(e,t,n,r,i){if(this.textAlign!=="justify"){t[e](n,r,i);return}var s=t.measureText(n).width,o=this.width;if(o>s){var u=n.split(/\s+/),a=t.measureText(n.replace(/\s+/g,"")).width,f=o-a,l=u.length-1,c=f/l,h=0;for(var p=0,d=u.length;p-1&&i(this.fontSize),this.textDecoration.indexOf("line-through")>-1&&i(this.fontSize/2),this.textDecoration.indexOf("overline")>-1&&i(0)},_getFontDeclaration:function(){return[t.isLikelyNode?this.fontWeight:this.fontStyle +,t.isLikelyNode?this.fontStyle:this.fontWeight,this.fontSize+"px",t.isLikelyNode?'"'+this.fontFamily+'"':this.fontFamily].join(" ")},_initDummyElementForCufon:function(){var e=t.document.createElement("pre"),n=t.document.createElement("div");return n.appendChild(e),typeof G_vmlCanvasManager=="undefined"?e.innerHTML=this.text:e.innerText=this.text.replace(/\r?\n/gi,"\r"),e.style.fontSize=this.fontSize+"px",e.style.letterSpacing="normal",e},render:function(e,t){e.save(),this._render(e),!t&&this.active&&(this.drawBorders(e),this.drawControls(e)),e.restore()},toObject:function(e){return n(this.callSuper("toObject",e),{text:this.text,fontSize:this.fontSize,fontWeight:this.fontWeight,fontFamily:this.fontFamily,fontStyle:this.fontStyle,lineHeight:this.lineHeight,textDecoration:this.textDecoration,textShadow:this.textShadow,textAlign:this.textAlign,path:this.path,strokeStyle:this.strokeStyle,strokeWidth:this.strokeWidth,backgroundColor:this.backgroundColor,textBackgroundColor:this.textBackgroundColor,useNative:this.useNative})},toSVG:function(){var e=this.text.split(/\r?\n/),t=this.useNative?this.fontSize*this.lineHeight:-this._fontAscent-this._fontAscent/5*this.lineHeight,n=-(this.width/2),r=this.useNative?this.fontSize-1:this.height/2-e.length*this.fontSize-this._totalLineHeight,s=this._getSVGTextAndBg(t,n,e),o=this._getSVGShadows(t,e);return r+=this._fontAscent?this._fontAscent/5*this.lineHeight:0,['',s.textBgRects.join(""),"',o.join(""),s.textSpans.join(""),"",""].join("")},_getSVGShadows:function(e,n){var r=[],s,o,u,a,f=1;if(!this._shadows||!this._boundaries)return r;for(s=0,u=this._shadows.length;s",t.util.string.escapeXml(n[o]),""),f=1}else f++;return r},_getSVGTextAndBg:function(e,n,r){var s=[],o=[],u,a,f,l=1;this.backgroundColor&&this._boundaries&&o.push("');for(u=0,f=r.length;u",t.util.string.escapeXml(r[u]),""),l=1):l++;if(!this.textBackgroundColor||!this._boundaries)continue;o.push("')}return{textSpans:s,textBgRects:o}},_getFillAttributes:function(e){var n=e?new t.Color(e):"";return!n||!n.getSource()||n.getAlpha()===1?'fill="'+e+'"':'opacity="'+n.getAlpha()+'" fill="'+n.setAlpha(1).toRgb()+'"'},setColor:function(e){return this.set("fill",e),this},getText:function(){return this.text},_set:function(e,t){e==="fontFamily"&&this.path&&(this.path=this.path.replace(/(.*?)([^\/]*)(\.font\.js)/,"$1"+t+"$3")),this.callSuper("_set",e,t),e in s&&(this._initDimensions(),this.setCoords())}}),t.Text.ATTRIBUTE_NAMES="x y fill fill-opacity opacity stroke stroke-width transform font-family font-style font-weight font-size text-decoration".split(" "),t.Text.fromObject=function(e){return new t.Text(e.text,r(e))},t.Text.fromElement=function(e,n){if(!e)return null;var r=t.parseAttributes(e,t.Text.ATTRIBUTE_NAMES);n=t.util.object.extend(n?t.util.object.clone(n):{},r);var i=new t.Text(e.textContent,n);return i.set({left:i.getLeft()+i.getWidth()/2,top:i.getTop()-i.getHeight()/2}),i},t.util.createAccessors(t.Text)}(typeof exports!="undefined"?exports:this),function(){function request(e,t,n){var r=URL.parse(e),i=HTTP.request({hostname:r.hostname,port:r.port,path:r.pathname,method:"GET"},function(e){var r="";t&&e.setEncoding(t),e.on("end",function(){n(r)}),e.on("data",function(t){e.statusCode===200&&(r+=t)})});i.on("error",function(e){e.errno===process.ECONNREFUSED?fabric.log("ECONNREFUSED: connection refused to "+r.hostname+":"+r.port):fabric.log(e.message)})}function request_fs(e,t){var n=require("fs"),r=n.createReadStream(e),i="";r.on("data",function(e){i+=e}),r.on("end",function(){t(i)})}if(typeof document!="undefined"&&typeof window!="undefined")return;var DOMParser=(new require("xmldom")).DOMParser,URL=require("url"),HTTP=require("http"),Canvas=require("canvas"),Image=require("canvas").Image;fabric.util.loadImage=function(e,t,n){var r=function(r){i.src=new Buffer(r,"binary"),i._src=e,t&&t.call(n,i)},i=new Image;e&&e.indexOf("data")===0?(i.src=i._src=e,t&&t.call(n,i)):e&&e.indexOf("http")!==0?request_fs(e,r):e&&request(e,"binary",r)},fabric.loadSVGFromURL=function(e,t){e=e.replace(/^\n\s*/,"").replace(/\?.*$/,"").trim(),request(e,"",function(e){fabric.loadSVGFromString(e,t)})},fabric.loadSVGFromString=function(e,t){var n=(new DOMParser).parseFromString(e);fabric.parseSVGDocument(n.documentElement,function(e,n){t(e,n)})},fabric.util.getScript=function(url,callback){request(url,"",function(body){eval(body),callback&&callback()})},fabric.Image.fromObject=function(e,t){fabric.util.loadImage(e.src,function(n){var r=new fabric.Image(n);r._initConfig(e),r._initFilters(e),t(r)})},fabric.createCanvasForNode=function(e,t){var n=fabric.document.createElement("canvas"),r=new Canvas(e||600,t||600);n.style={},n.width=r.width,n.height=r.height;var i=fabric.Canvas||fabric.StaticCanvas,s=new i(n);return s.contextContainer=r.getContext("2d"),s.nodeCanvas=r,s.Font=Canvas.Font,s},fabric.StaticCanvas.prototype.createPNGStream=function(){return this.nodeCanvas.createPNGStream()},fabric.StaticCanvas.prototype.createJPEGStream=function(e){return this.nodeCanvas.createJPEGStream(e)};var origSetWidth=fabric.StaticCanvas.prototype.setWidth;fabric.StaticCanvas.prototype.setWidth=function(e){return origSetWidth.call(this,e),this.nodeCanvas.width=e,this},fabric.Canvas&&(fabric.Canvas.prototype.setWidth=fabric.StaticCanvas.prototype.setWidth);var origSetHeight=fabric.StaticCanvas.prototype.setHeight;fabric.StaticCanvas.prototype.setHeight=function(e){return origSetHeight.call(this,e),this.nodeCanvas.height=e,this},fabric.Canvas&&(fabric.Canvas.prototype.setHeight=fabric.StaticCanvas.prototype.setHeight)}(); \ No newline at end of file diff --git a/dist/all.min.js.gz b/dist/all.min.js.gz index 7a6804f7..8de6219a 100644 Binary files a/dist/all.min.js.gz and b/dist/all.min.js.gz differ diff --git a/src/collection.mixin.js b/src/collection.mixin.js new file mode 100644 index 00000000..b742ca9f --- /dev/null +++ b/src/collection.mixin.js @@ -0,0 +1,145 @@ +fabric.Collection = { + + /** + * Adds objects to collection, then renders canvas (if `renderOnAddition` is not `false`) + * Objects should be instances of (or inherit from) fabric.Object + * @method add + * @param [...] Zero or more fabric instances + * @chainable + */ + add: function () { + this._objects.push.apply(this._objects, arguments); + for (var i = arguments.length; i--; ) { + this._onObjectAdded(arguments[i]); + } + this.renderOnAddition && this.renderAll(); + return this; + }, + + /** + * Inserts an object into collection at specified index and renders canvas + * An object should be an instance of (or inherit from) fabric.Object + * @method insertAt + * @param object {Object} Object to insert + * @param index {Number} index to insert object at + * @param nonSplicing {Boolean} when `true`, no splicing (shifting) of objects occurs + * @chainable + */ + insertAt: function (object, index, nonSplicing) { + var objects = this.getObjects(); + if (nonSplicing) { + objects[index] = object; + } + else { + objects.splice(index, 0, object); + } + this._onObjectAdded(object); + this.renderOnAddition && this.renderAll(); + return this; + }, + + /** + * Removes an object from a group + * @method remove + * @param {Object} object + * @return {fabric.Group} thisArg + * @chainable + */ + remove: function(object) { + + var objects = this.getObjects(); + var index = objects.indexOf(object); + + // only call onObjectRemoved if an object was actually removed + if (index !== -1) { + objects.splice(index, 1); + this._onObjectRemoved(object); + } + + this.renderAll && this.renderAll(); + return object; + }, + + /** + * Executes given function for each object in this group + * @method forEachObject + * @param {Function} callback + * Callback invoked with current object as first argument, + * index - as second and an array of all objects - as third. + * Iteration happens in reverse order (for performance reasons). + * Callback is invoked in a context of Global Object (e.g. `window`) + * when no `context` argument is given + * + * @param {Object} context Context (aka thisObject) + * @chainable + */ + forEachObject: function(callback, context) { + var objects = this.getObjects(), + i = objects.length; + while (i--) { + callback.call(context, objects[i], i, objects); + } + return this; + }, + + /** + * Returns object at specified index + * @method item + * @param {Number} index + * @return {fabric.Object} + */ + item: function (index) { + return this.getObjects()[index]; + }, + + /** + * Returns true if collection contains no objects + * @method isEmpty + * @return {Boolean} true if collection is empty + */ + isEmpty: function () { + return this.getObjects().length === 0; + }, + + /** + * Returns a size of a collection (i.e: length of an array containing its objects) + * @return {Number} Collection size + */ + size: function() { + return this.getObjects().length; + }, + + /** + * Returns true if collection contains an object + * @method contains + * @param {Object} object Object to check against + * @return {Boolean} `true` if collection contains an object + */ + contains: function(object) { + return this.getObjects().indexOf(object) > -1; + }, + + /** + * Returns number representation of a collection complexity + * @method complexity + * @return {Number} complexity + */ + complexity: function () { + return this.getObjects().reduce(function (memo, current) { + memo += current.complexity ? current.complexity() : 0; + return memo; + }, 0); + }, + + /** + * Makes all of the collection objects grayscale (i.e. calling `toGrayscale` on them) + * @method toGrayscale + * @return {fabric.Group} thisArg + * @chainable + */ + toGrayscale: function() { + return this.forEachObject(function(obj) { + obj.toGrayscale(); + }); + } +}; \ No newline at end of file diff --git a/src/group.class.js b/src/group.class.js index cfee71e5..cd73739c 100644 --- a/src/group.class.js +++ b/src/group.class.js @@ -6,8 +6,7 @@ extend = fabric.util.object.extend, min = fabric.util.array.min, max = fabric.util.array.max, - invoke = fabric.util.array.invoke, - removeFromArray = fabric.util.removeFromArray; + invoke = fabric.util.array.invoke; if (fabric.Group) { return; @@ -30,7 +29,7 @@ * @class Group * @extends fabric.Object */ - fabric.Group = fabric.util.createClass(fabric.Object, /** @scope fabric.Group.prototype */ { + fabric.Group = fabric.util.createClass(fabric.Object, fabric.Collection, /** @scope fabric.Group.prototype */ { /** * Type of an object @@ -142,8 +141,7 @@ */ removeWithUpdate: function(object) { this._restoreObjectsState(); - removeFromArray(this._objects, object); - delete object.group; + this.remove(object); object.setActive(false); this._calcBounds(); this._updateObjectsCoords(); @@ -151,37 +149,17 @@ }, /** - * Adds an object to a group - * @method add - * @param {Object} object - * @return {fabric.Group} thisArg - * @chainable + * @private */ - add: function(object) { - this._objects.push(object); + _onObjectAdded: function(object) { object.group = this; - return this; }, /** - * Removes an object from a group - * @method remove - * @param {Object} object - * @return {fabric.Group} thisArg - * @chainable + * @private */ - remove: function(object) { - removeFromArray(this._objects, object); + _onObjectRemoved: function(object) { delete object.group; - return this; - }, - - /** - * Returns a size of a group (i.e: length of an array containing its objects) - * @return {Number} Group size - */ - size: function() { - return this.getObjects().length; }, /** @@ -219,16 +197,6 @@ } }, - /** - * Returns true if a group contains an object - * @method contains - * @param {Object} object Object to check against - * @return {Boolean} `true` if group contains an object - */ - contains: function(object) { - return this._objects.indexOf(object) > -1; - }, - /** * Returns object representation of an instance * @method toObject @@ -285,28 +253,6 @@ this.setCoords(); }, - /** - * Returns object from the group at the specified index - * @method item - * @param index {Number} index of item to get - * @return {fabric.Object} - */ - item: function(index) { - return this.getObjects()[index]; - }, - - /** - * Returns complexity of an instance - * @method complexity - * @return {Number} complexity - */ - complexity: function() { - return this.getObjects().reduce(function(total, object) { - total += (typeof object.complexity === 'function') ? object.complexity() : 0; - return total; - }, 0); - }, - /** * Retores original state of each of group objects (original state is that which was before group was created). * @private @@ -410,23 +356,6 @@ return this; }, - /** - * Executes given function for each object in this group - * @method forEachObject - * @param {Function} callback - * Callback invoked with current object as first argument, - * index - as second and an array of all objects - as third. - * Iteration happens in reverse order (for performance reasons). - * Callback is invoked in a context of Global Object (e.g. `window`) - * when no `context` argument is given - * - * @param {Object} context Context (aka thisObject) - * - * @return {fabric.Group} thisArg - * @chainable - */ - forEachObject: fabric.StaticCanvas.prototype.forEachObject, - /** * @private * @method _setOpacityIfSame @@ -498,20 +427,6 @@ centerY + halfHeight > point.y; }, - /** - * Makes all of this group's objects grayscale (i.e. calling `toGrayscale` on them) - * @method toGrayscale - * @return {fabric.Group} thisArg - * @chainable - */ - toGrayscale: function() { - var i = this._objects.length; - while (i--) { - this._objects[i].toGrayscale(); - } - return this; - }, - /** * Returns svg representation of an instance * @method toSVG diff --git a/src/static_canvas.class.js b/src/static_canvas.class.js index 40764bac..8e6bc24f 100644 --- a/src/static_canvas.class.js +++ b/src/static_canvas.class.js @@ -30,6 +30,7 @@ }; extend(fabric.StaticCanvas.prototype, fabric.Observable); + extend(fabric.StaticCanvas.prototype, fabric.Collection); extend(fabric.StaticCanvas.prototype, /** @scope fabric.StaticCanvas.prototype */ { @@ -440,28 +441,11 @@ } }, - /** - * Adds objects to canvas, then renders canvas (if `renderOnAddition` is not `false`). - * Objects should be instances of (or inherit from) fabric.Object - * @method add - * @param [...] Zero or more fabric instances - * @return {fabric.Canvas} thisArg - * @chainable - */ - add: function () { - this._objects.push.apply(this._objects, arguments); - for (var i = arguments.length; i--; ) { - this._initObject(arguments[i]); - } - this.renderOnAddition && this.renderAll(); - return this; - }, - /** * @private * @method _initObject */ - _initObject: function(obj) { + _onObjectAdded: function(obj) { this.stateful && obj.setupState(); obj.setCoords(); obj.canvas = this; @@ -470,25 +454,10 @@ }, /** - * Inserts an object to canvas at specified index and renders canvas. - * An object should be an instance of (or inherit from) fabric.Object - * @method insertAt - * @param object {Object} Object to insert - * @param index {Number} index to insert object at - * @param nonSplicing {Boolean} when `true`, no splicing (shifting) of objects occurs - * @return {fabric.Canvas} thisArg - * @chainable + * @method private */ - insertAt: function (object, index, nonSplicing) { - if (nonSplicing) { - this._objects[index] = object; - } - else { - this._objects.splice(index, 0, object); - } - this._initObject(object); - this.renderOnAddition && this.renderAll(); - return this; + _onObjectRemoved: function(obj) { + this.fire('object:removed', { target: obj }); }, /** @@ -1022,15 +991,6 @@ return markup.join(''); }, - /** - * Returns true if canvas contains no objects - * @method isEmpty - * @return {Boolean} true if canvas is empty - */ - isEmpty: function () { - return this._objects.length === 0; - }, - /** * Removes an object from canvas and returns it * @method remove @@ -1045,17 +1005,7 @@ this.fire('selection:cleared'); } - var objects = this._objects; - var index = objects.indexOf(object); - - // removing any object should fire "objct:removed" events - if (index !== -1) { - objects.splice(index,1); - this.fire('object:removed', { target: object }); - } - - this.renderAll(); - return object; + return fabric.Collection.remove.call(this, object); }, /** @@ -1150,42 +1100,6 @@ return this.renderAll && this.renderAll(); }, - /** - * Returns object at specified index - * @method item - * @param {Number} index - * @return {fabric.Object} - */ - item: function (index) { - return this.getObjects()[index]; - }, - - /** - * Returns number representation of an instance complexity - * @method complexity - * @return {Number} complexity - */ - complexity: function () { - return this.getObjects().reduce(function (memo, current) { - memo += current.complexity ? current.complexity() : 0; - return memo; - }, 0); - }, - - /** - * Iterates over all objects, invoking callback for each one of them - * @method forEachObject - * @return {fabric.Canvas} thisArg - */ - forEachObject: function(callback, context) { - var objects = this.getObjects(), - i = objects.length; - while (i--) { - callback.call(context, objects[i], i, objects); - } - return this; - }, - /** * Clears a canvas element and removes all event handlers. * @method dispose diff --git a/test/unit/group.js b/test/unit/group.js index a942dc4f..2321316f 100644 --- a/test/unit/group.js +++ b/test/unit/group.js @@ -63,7 +63,7 @@ group = new fabric.Group([ rect1, rect2, rect3 ]); ok(typeof group.remove == 'function'); - equal(group.remove(rect2), group, 'should be chainable'); + equal(group.remove(rect2), rect2, 'should return removed object'); deepEqual([rect1, rect3], group.getObjects(), 'should remove object properly'); }); @@ -74,7 +74,8 @@ equal(group.size(), 2); group.add(new fabric.Rect()); equal(group.size(), 3); - group.remove(group.getObjects()[0]).remove(group.getObjects()[0]); + group.remove(group.getObjects()[0]); + group.remove(group.getObjects()[0]); equal(group.size(), 1); }); @@ -367,6 +368,22 @@ ok(typeof firstObjInGroup.group == 'undefined'); }); + test('insertAt', function() { + var rect1 = new fabric.Rect(), + rect2 = new fabric.Rect(), + group = new fabric.Group(); + + group.add(rect1, rect2); + + ok(typeof group.insertAt == 'function', 'should respond to `insertAt` method'); + + group.insertAt(rect1, 1); + equal(group.item(1), rect1); + group.insertAt(rect2, 2); + equal(group.item(2), rect2); + equal(group, group.insertAt(rect1, 2), 'should be chainable'); + }); + // asyncTest('cloning group with image', function() { // var rect = new fabric.Rect({ top: 100, left: 100, width: 30, height: 10 }), // img = new fabric.Image(_createImageElement()),