impress/app/assets/javascripts/lib/easeljs.min.js

/*!
* @license EaselJS
* Visit http://createjs.com/ for documentation, updates and examples.
*
* Copyright (c) 2011-2015 gskinner.com, inc.
*
* Distributed under the terms of the MIT license.
* http://www.opensource.org/licenses/mit-license.html
*
* This notice shall be included in all copies or substantial portions of the Software.
*/
this.createjs=this.createjs||{},createjs.extend=function(a,b){"use strict";function c(){this.constructor=a}return c.prototype=b.prototype,a.prototype=new c},this.createjs=this.createjs||{},createjs.promote=function(a,b){"use strict";var c=a.prototype,d=Object.getPrototypeOf&&Object.getPrototypeOf(c)||c.__proto__;if(d){c[(b+="_")+"constructor"]=d.constructor;for(var e in d)c.hasOwnProperty(e)&&"function"==typeof d[e]&&(c[b+e]=d[e])}return a},this.createjs=this.createjs||{},createjs.indexOf=function(a,b){"use strict";for(var c=0,d=a.length;d>c;c++)if(b===a[c])return c;return-1},this.createjs=this.createjs||{},function(){"use strict";function a(){throw"UID cannot be instantiated"}a._nextID=0,a.get=function(){return a._nextID++},createjs.UID=a}(),this.createjs=this.createjs||{},createjs.deprecate=function(a,b){"use strict";return function(){var c="Deprecated property or method '"+b+"'. See docs for info.";return console&&(console.warn?console.warn(c):console.log(c)),a&&a.apply(this,arguments)}},this.createjs=this.createjs||{},function(){"use strict";function a(a,b,c){this.type=a,this.target=null,this.currentTarget=null,this.eventPhase=0,this.bubbles=!!b,this.cancelable=!!c,this.timeStamp=(new Date).getTime(),this.defaultPrevented=!1,this.propagationStopped=!1,this.immediatePropagationStopped=!1,this.removed=!1}var b=a.prototype;b.preventDefault=function(){this.defaultPrevented=this.cancelable&&!0},b.stopPropagation=function(){this.propagationStopped=!0},b.stopImmediatePropagation=function(){this.immediatePropagationStopped=this.propagationStopped=!0},b.remove=function(){this.removed=!0},b.clone=function(){return new a(this.type,this.bubbles,this.cancelable)},b.set=function(a){for(var b in a)this[b]=a[b];return this},b.toString=function(){return"[Event (type="+this.type+")]"},createjs.Event=a}(),this.createjs=this.createjs||{},function(){"use strict";function a(){this._listeners=null,this._captureListeners=null}var b=a.prototype;a.initialize=function(a){a.addEventListener=b.addEventListener,a.on=b.on,a.removeEventListener=a.off=b.removeEventListener,a.removeAllEventListeners=b.removeAllEventListeners,a.hasEventListener=b.hasEventListener,a.dispatchEvent=b.dispatchEvent,a._dispatchEvent=b._dispatchEvent,a.willTrigger=b.willTrigger},b.addEventListener=function(a,b,c){var d;d=c?this._captureListeners=this._captureListeners||{}:this._listeners=this._listeners||{};var e=d[a];return e&&this.removeEventListener(a,b,c),e=d[a],e?e.push(b):d[a]=[b],b},b.on=function(a,b,c,d,e,f){return b.handleEvent&&(c=c||b,b=b.handleEvent),c=c||this,this.addEventListener(a,function(a){b.call(c,a,e),d&&a.remove()},f)},b.removeEventListener=function(a,b,c){var d=c?this._captureListeners:this._listeners;if(d){var e=d[a];if(e)for(var f=0,g=e.length;g>f;f++)if(e[f]==b){1==g?delete d[a]:e.splice(f,1);break}}},b.off=b.removeEventListener,b.removeAllEventListeners=function(a){a?(this._listeners&&delete this._listeners[a],this._captureListeners&&delete this._captureListeners[a]):this._listeners=this._captureListeners=null},b.dispatchEvent=function(a,b,c){if("string"==typeof a){var d=this._listeners;if(!(b||d&&d[a]))return!0;a=new createjs.Event(a,b,c)}else a.target&&a.clone&&(a=a.clone());try{a.target=this}catch(e){}if(a.bubbles&&this.parent){for(var f=this,g=[f];f.parent;)g.push(f=f.parent);var h,i=g.length;for(h=i-1;h>=0&&!a.propagationStopped;h--)g[h]._dispatchEvent(a,1+(0==h));for(h=1;i>h&&!a.propagationStopped;h++)g[h]._dispatchEvent(a,3)}else this._dispatchEvent(a,2);return!a.defaultPrevented},b.hasEventListener=function(a){var b=this._listeners,c=this._captureListeners;return!!(b&&b[a]||c&&c[a])},b.willTrigger=function(a){for(var b=this;b;){if(b.hasEventListener(a))return!0;b=b.parent}return!1},b.toString=function(){return"[EventDispatcher]"},b._dispatchEvent=function(a,b){var c,d,e=2>=b?this._captureListeners:this._listeners;if(a&&e&&(d=e[a.type])&&(c=d.length)){try{a.currentTarget=this}catch(f){}try{a.eventPhase=0|b}catch(f){}a.removed=!1,d=d.slice();for(var g=0;c>g&&!a.immediatePropagationStopped;g++){var h=d[g];h.handleEvent?h.handleEvent(a):h(a),a
},(c.Circle=function(a,b,c){this.x=a,this.y=b,this.radius=c}).prototype.exec=function(a){a.arc(this.x,this.y,this.radius,0,2*Math.PI)},(c.Ellipse=function(a,b,c,d){this.x=a,this.y=b,this.w=c,this.h=d}).prototype.exec=function(a){var b=this.x,c=this.y,d=this.w,e=this.h,f=.5522848,g=d/2*f,h=e/2*f,i=b+d,j=c+e,k=b+d/2,l=c+e/2;a.moveTo(b,l),a.bezierCurveTo(b,l-h,k-g,c,k,c),a.bezierCurveTo(k+g,c,i,l-h,i,l),a.bezierCurveTo(i,l+h,k+g,j,k,j),a.bezierCurveTo(k-g,j,b,l+h,b,l)},(c.PolyStar=function(a,b,c,d,e,f){this.x=a,this.y=b,this.radius=c,this.sides=d,this.pointSize=e,this.angle=f}).prototype.exec=function(a){var b=this.x,c=this.y,d=this.radius,e=(this.angle||0)/180*Math.PI,f=this.sides,g=1-(this.pointSize||0),h=Math.PI/f;a.moveTo(b+Math.cos(e)*d,c+Math.sin(e)*d);for(var i=0;f>i;i++)e+=h,1!=g&&a.lineTo(b+Math.cos(e)*d*g,c+Math.sin(e)*d*g),e+=h,a.lineTo(b+Math.cos(e)*d,c+Math.sin(e)*d);a.closePath()},a.beginCmd=new c.BeginPath,createjs.Graphics=a}(),this.createjs=this.createjs||{},function(){"use strict";function a(){this.EventDispatcher_constructor(),this.alpha=1,this.cacheCanvas=null,this.bitmapCache=null,this.id=createjs.UID.get(),this.mouseEnabled=!0,this.tickEnabled=!0,this.name=null,this.parent=null,this.regX=0,this.regY=0,this.rotation=0,this.scaleX=1,this.scaleY=1,this.skewX=0,this.skewY=0,this.shadow=null,this.visible=!0,this.x=0,this.y=0,this.transformMatrix=null,this.compositeOperation=null,this.snapToPixel=!0,this.filters=null,this.mask=null,this.hitArea=null,this.cursor=null,this._props=new createjs.DisplayProps,this._rectangle=new createjs.Rectangle,this._bounds=null,this._webGLRenderStyle=a._StageGL_NONE}var b=createjs.extend(a,createjs.EventDispatcher);a._MOUSE_EVENTS=["click","dblclick","mousedown","mouseout","mouseover","pressmove","pressup","rollout","rollover"],a.suppressCrossDomainErrors=!1,a._snapToPixelEnabled=!1,a._StageGL_NONE=0,a._StageGL_SPRITE=1,a._StageGL_BITMAP=2;var c=createjs.createCanvas?createjs.createCanvas():document.createElement("canvas");c.getContext&&(a._hitTestCanvas=c,a._hitTestContext=c.getContext("2d"),c.width=c.height=1),b._getStage=function(){for(var a=this,b=createjs.Stage;a.parent;)a=a.parent;return a instanceof b?a:null},b.getStage=createjs.deprecate(b._getStage,"DisplayObject.getStage");try{Object.defineProperties(b,{stage:{get:b._getStage},cacheID:{get:function(){return this.bitmapCache&&this.bitmapCache.cacheID},set:function(a){this.bitmapCache&&(this.bitmapCache.cacheID=a)}},scale:{get:function(){return this.scaleX},set:function(a){this.scaleX=this.scaleY=a}}})}catch(d){}b.isVisible=function(){return!!(this.visible&&this.alpha>0&&0!=this.scaleX&&0!=this.scaleY)},b.draw=function(a,b){var c=this.bitmapCache;return c&&!b?c.draw(a):!1},b.updateContext=function(b){var c=this,d=c.mask,e=c._props.matrix;d&&d.graphics&&!d.graphics.isEmpty()&&(d.getMatrix(e),b.transform(e.a,e.b,e.c,e.d,e.tx,e.ty),d.graphics.drawAsPath(b),b.clip(),e.invert(),b.transform(e.a,e.b,e.c,e.d,e.tx,e.ty)),this.getMatrix(e);var f=e.tx,g=e.ty;a._snapToPixelEnabled&&c.snapToPixel&&(f=f+(0>f?-.5:.5)|0,g=g+(0>g?-.5:.5)|0),b.transform(e.a,e.b,e.c,e.d,f,g),b.globalAlpha*=c.alpha,c.compositeOperation&&(b.globalCompositeOperation=c.compositeOperation),c.shadow&&this._applyShadow(b,c.shadow)},b.cache=function(a,b,c,d,e,f){this.bitmapCache||(this.bitmapCache=new createjs.BitmapCache),this.bitmapCache.define(this,a,b,c,d,e,f)},b.updateCache=function(a){if(!this.bitmapCache)throw"cache() must be called before updateCache()";this.bitmapCache.update(a)},b.uncache=function(){this.bitmapCache&&(this.bitmapCache.release(),this.bitmapCache=void 0)},b.getCacheDataURL=function(){return this.bitmapCache?this.bitmapCache.getDataURL():null},b.localToGlobal=function(a,b,c){return this.getConcatenatedMatrix(this._props.matrix).transformPoint(a,b,c||new createjs.Point)},b.globalToLocal=function(a,b,c){return this.getConcatenatedMatrix(this._props.matrix).invert().transformPoint(a,b,c||new createjs.Point)},b.localToLocal=function(a,b,c,d){return d=this.localToGlobal(a,b,d),c.globalToLocal(d.x,d.y,d)},b.setTransform=function(a,b,c,d,e,f,g,
},b._fetchWebGLContext=function(a,b){var c;try{c=a.getContext("webgl",b)||a.getContext("experimental-webgl",b)}catch(d){}if(c)c.viewportWidth=a.width,c.viewportHeight=a.height;else{var e="Could not initialize WebGL";console.error?console.error(e):console.log(e)}return c},b._fetchShaderProgram=function(b,c,d,e,f){b.useProgram(null);var g,h;switch(c){case"filter":h=a.COVER_VERTEX_HEADER+(d||a.COVER_VERTEX_BODY),g=a.COVER_FRAGMENT_HEADER+(e||a.COVER_FRAGMENT_BODY);break;case"particle":h=a.REGULAR_VERTEX_HEADER+a.PARTICLE_VERTEX_BODY,g=a.REGULAR_FRAGMENT_HEADER+a.PARTICLE_FRAGMENT_BODY;break;case"override":h=a.REGULAR_VERTEX_HEADER+(d||a.REGULAR_VERTEX_BODY),g=a.REGULAR_FRAGMENT_HEADER+(e||a.REGULAR_FRAGMENT_BODY);break;case"regular":default:h=a.REGULAR_VERTEX_HEADER+a.REGULAR_VERTEX_BODY,g=a.REGULAR_FRAGMENT_HEADER+a.REGULAR_FRAGMENT_BODY}var i=this._createShader(b,b.VERTEX_SHADER,h),j=this._createShader(b,b.FRAGMENT_SHADER,g),k=b.createProgram();if(b.attachShader(k,i),b.attachShader(k,j),b.linkProgram(k),k._type=c,!b.getProgramParameter(k,b.LINK_STATUS))throw b.useProgram(this._activeShader),b.getProgramInfoLog(k);switch(b.useProgram(k),c){case"filter":k.vertexPositionAttribute=b.getAttribLocation(k,"vertexPosition"),b.enableVertexAttribArray(k.vertexPositionAttribute),k.uvPositionAttribute=b.getAttribLocation(k,"uvPosition"),b.enableVertexAttribArray(k.uvPositionAttribute),k.samplerUniform=b.getUniformLocation(k,"uSampler"),b.uniform1i(k.samplerUniform,0),k.uprightUniform=b.getUniformLocation(k,"uUpright"),b.uniform1f(k.uprightUniform,0),f&&f(b,this,k);break;case"override":case"particle":case"regular":default:k.vertexPositionAttribute=b.getAttribLocation(k,"vertexPosition"),b.enableVertexAttribArray(k.vertexPositionAttribute),k.uvPositionAttribute=b.getAttribLocation(k,"uvPosition"),b.enableVertexAttribArray(k.uvPositionAttribute),k.textureIndexAttribute=b.getAttribLocation(k,"textureIndex"),b.enableVertexAttribArray(k.textureIndexAttribute),k.alphaAttribute=b.getAttribLocation(k,"objectAlpha"),b.enableVertexAttribArray(k.alphaAttribute);for(var l=[],m=0;m<this._batchTextureCount;m++)l[m]=m;k.samplerData=l,k.samplerUniform=b.getUniformLocation(k,"uSampler"),b.uniform1iv(k.samplerUniform,l),k.pMatrixUniform=b.getUniformLocation(k,"pMatrix")}return b.useProgram(this._activeShader),k},b._createShader=function(b,c,d){d=d.replace(/{{count}}/g,this._batchTextureCount);for(var e="",f=1;f<this._batchTextureCount;f++)e+="} else if (indexPicker <= "+f+".5) { color = texture2D(uSampler["+f+"], vTextureCoord);";d=d.replace(/{{alternates}}/g,e),d=d.replace(/{{fragColor}}/g,this._premultiply?a.REGULAR_FRAG_COLOR_PREMULTIPLY:a.REGULAR_FRAG_COLOR_NORMAL);var g=b.createShader(c);if(b.shaderSource(g,d),b.compileShader(g),!b.getShaderParameter(g,b.COMPILE_STATUS))throw b.getShaderInfoLog(g);return g},b._createBuffers=function(b){var c,d,e,f=this._maxCardsPerBatch*a.INDICIES_PER_CARD,g=this._vertexPositionBuffer=b.createBuffer();b.bindBuffer(b.ARRAY_BUFFER,g),c=2;var h=this._vertices=new Float32Array(f*c);for(d=0,e=h.length;e>d;d+=c)h[d]=h[d+1]=0;b.bufferData(b.ARRAY_BUFFER,h,b.DYNAMIC_DRAW),g.itemSize=c,g.numItems=f;var i=this._uvPositionBuffer=b.createBuffer();b.bindBuffer(b.ARRAY_BUFFER,i),c=2;var j=this._uvs=new Float32Array(f*c);for(d=0,e=j.length;e>d;d+=c)j[d]=j[d+1]=0;b.bufferData(b.ARRAY_BUFFER,j,b.DYNAMIC_DRAW),i.itemSize=c,i.numItems=f;var k=this._textureIndexBuffer=b.createBuffer();b.bindBuffer(b.ARRAY_BUFFER,k),c=1;var l=this._indices=new Float32Array(f*c);for(d=0,e=l.length;e>d;d++)l[d]=0;b.bufferData(b.ARRAY_BUFFER,l,b.DYNAMIC_DRAW),k.itemSize=c,k.numItems=f;var m=this._alphaBuffer=b.createBuffer();b.bindBuffer(b.ARRAY_BUFFER,m),c=1;var n=this._alphas=new Float32Array(f*c);for(d=0,e=n.length;e>d;d++)n[d]=1;b.bufferData(b.ARRAY_BUFFER,n,b.DYNAMIC_DRAW),m.itemSize=c,m.numItems=f},b._initTextures=function(){this._lastTextureInsert=-1,this._textureDictionary=[],this._textureIDs={},this._baseTextures=[],this._batchTextures=[];for(var a=0;a<this._batchTextureCount;a++){var b=this.getBaseTexture();if(this._baseTextures[a]=this._batch
var o=k.rect.clone();l=f[k.image.__tmp+i*c];var p={image:l,rect:o,regX:k.regX,regY:k.regY};d&&(o.x=(l.width||l.naturalWidth)-o.x-o.width,p.regX=o.width-k.regX),e&&(o.y=(l.height||l.naturalHeight)-o.y-o.height,p.regY=o.height-k.regY),m.push(p)}var q="_"+(d?"h":"")+(e?"v":""),r=b._animations,s=b._data,t=r.length/c;for(j=0;t>j;j++){var u=r[j];k=s[u];var v={name:u+q,speed:k.speed,next:k.next,frames:[]};k.next&&(v.next+=q),m=k.frames;for(var w=0,x=m.length;x>w;w++)v.frames.push(m[w]+n*c);s[v.name]=v,r.push(v.name)}},createjs.SpriteSheetUtils=a}(),this.createjs=this.createjs||{},function(){"use strict";function a(a){this.EventDispatcher_constructor(),this.maxWidth=2048,this.maxHeight=2048,this.spriteSheet=null,this.scale=1,this.padding=1,this.timeSlice=.3,this.progress=-1,this.framerate=a||0,this._frames=[],this._animations={},this._data=null,this._nextFrameIndex=0,this._index=0,this._timerID=null,this._scale=1}var b=createjs.extend(a,createjs.EventDispatcher);a.ERR_DIMENSIONS="frame dimensions exceed max spritesheet dimensions",a.ERR_RUNNING="a build is already running",b.addFrame=function(b,c,d,e,f){if(this._data)throw a.ERR_RUNNING;var g=c||b.bounds||b.nominalBounds;return!g&&b.getBounds&&(g=b.getBounds()),g?(d=d||1,this._frames.push({source:b,sourceRect:g,scale:d,funct:e,data:f,index:this._frames.length,height:g.height*d})-1):null},b.addAnimation=function(b,c,d,e){if(this._data)throw a.ERR_RUNNING;this._animations[b]={frames:c,next:d,speed:e}},b.addMovieClip=function(b,c,d,e,f,g){if(this._data)throw a.ERR_RUNNING;var h=b.frameBounds,i=c||b.bounds||b.nominalBounds;if(!i&&b.getBounds&&(i=b.getBounds()),i||h){var j,k,l=this._frames.length,m=b.timeline.duration;for(j=0;m>j;j++){var n=h&&h[j]?h[j]:i;this.addFrame(b,n,d,this._setupMovieClipFrame,{i:j,f:e,d:f})}var o=b.timeline._labels,p=[];for(var q in o)p.push({index:o[q],label:q});if(p.length)for(p.sort(function(a,b){return a.index-b.index}),j=0,k=p.length;k>j;j++){for(var r=p[j].label,s=l+p[j].index,t=l+(j==k-1?m:p[j+1].index),u=[],v=s;t>v;v++)u.push(v);(!g||(r=g(r,b,s,t)))&&this.addAnimation(r,u,!0)}}},b.build=function(){if(this._data)throw a.ERR_RUNNING;for(this._startBuild();this._drawNext(););return this._endBuild(),this.spriteSheet},b.buildAsync=function(b){if(this._data)throw a.ERR_RUNNING;this.timeSlice=b,this._startBuild();var c=this;this._timerID=setTimeout(function(){c._run()},50-50*Math.max(.01,Math.min(.99,this.timeSlice||.3)))},b.stopAsync=function(){clearTimeout(this._timerID),this._data=null},b.clone=function(){throw"SpriteSheetBuilder cannot be cloned."},b.toString=function(){return"[SpriteSheetBuilder]"},b._startBuild=function(){var b=this.padding||0;this.progress=0,this.spriteSheet=null,this._index=0,this._scale=this.scale;var c=[];this._data={images:[],frames:c,framerate:this.framerate,animations:this._animations};var d=this._frames.slice();if(d.sort(function(a,b){return a.height<=b.height?-1:1}),d[d.length-1].height+2*b>this.maxHeight)throw a.ERR_DIMENSIONS;for(var e=0,f=0,g=0;d.length;){var h=this._fillRow(d,e,g,c,b);if(h.w>f&&(f=h.w),e+=h.h,!h.h||!d.length){var i=createjs.createCanvas?createjs.createCanvas():document.createElement("canvas");i.width=this._getSize(f,this.maxWidth),i.height=this._getSize(e,this.maxHeight),this._data.images[g]=i,h.h||(f=e=0,g++)}}},b._setupMovieClipFrame=function(a,b){var c=a.actionsEnabled;a.actionsEnabled=!1,a.gotoAndStop(b.i),a.actionsEnabled=c,b.f&&b.f(a,b.d,b.i)},b._getSize=function(a,b){for(var c=4;Math.pow(2,++c)<a;);return Math.min(b,Math.pow(2,c))},b._fillRow=function(b,c,d,e,f){var g=this.maxWidth,h=this.maxHeight;c+=f;for(var i=h-c,j=f,k=0,l=b.length-1;l>=0;l--){var m=b[l],n=this._scale*m.scale,o=m.sourceRect,p=m.source,q=Math.floor(n*o.x-f),r=Math.floor(n*o.y-f),s=Math.ceil(n*o.height+2*f),t=Math.ceil(n*o.width+2*f);if(t>g)throw a.ERR_DIMENSIONS;s>i||j+t>g||(m.img=d,m.rect=new createjs.Rectangle(j,c,t,s),k=k||s,b.splice(l,1),e[m.index]=[j,c,t,s,d,Math.round(-q+n*p.regX-f),Math.round(-r+n*p.regY-f)],j+=t)}return{w:j,h:k}},b._endBuild=function(){this.spriteSheet=new createjs.SpriteSheet(this._data),this._data=null