2015-07-10 19:23:28 -07:00
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!function(a,b){b["true"]=a;var c={},d={},e={},f=null;!function(a){function b(a){if("number"==typeof a)return a;var b={};for(var c in a)b[c]=a[c];return b}function c(){this._delay=0,this._endDelay=0,this._fill="none",this._iterationStart=0,this._iterations=1,this._duration=0,this._playbackRate=1,this._direction="normal",this._easing="linear"}function d(b,d){var e=new c;return d&&(e.fill="both",e.duration="auto"),"number"!=typeof b||isNaN(b)?void 0!==b&&Object.getOwnPropertyNames(b).forEach(function(c){if("auto"!=b[c]){if(("number"==typeof e[c]||"duration"==c)&&("number"!=typeof b[c]||isNaN(b[c])))return;if("fill"==c&&-1==s.indexOf(b[c]))return;if("direction"==c&&-1==t.indexOf(b[c]))return;if("playbackRate"==c&&1!==b[c]&&a.isDeprecated("AnimationEffectTiming.playbackRate","2014-11-28","Use Animation.playbackRate instead."))return;e[c]=b[c]}}):e.duration=b,e}function e(a){return"number"==typeof a&&(a=isNaN(a)?{duration:0}:{duration:a}),a}function f(b,c){b=a.numericTimingToObject(b);var e=d(b,c);return e._easing=i(e.easing),e}function g(a,b,c,d){return 0>a||a>1||0>c||c>1?B:function(e){function f(a,b,c){return 3*a*(1-c)*(1-c)*c+3*b*(1-c)*c*c+c*c*c}if(0==e||1==e)return e;for(var g=0,h=1;;){var i=(g+h)/2,j=f(a,c,i);if(Math.abs(e-j)<.001)return f(b,d,i);e>j?g=i:h=i}}}function h(a,b){return function(c){if(c>=1)return 1;var d=1/a;return c+=b*d,c-c%d}}function i(a){var b=z.exec(a);if(b)return g.apply(this,b.slice(1).map(Number));var c=A.exec(a);if(c)return h(Number(c[1]),{start:u,middle:v,end:w}[c[2]]);var d=x[a];return d?d:B}function j(a){return Math.abs(k(a)/a.playbackRate)}function k(a){return a.duration*a.iterations}function l(a,b,c){return null==b?C:b<c.delay?D:b>=c.delay+a?E:F}function m(a,b,c,d,e){switch(d){case D:return"backwards"==b||"both"==b?0:null;case F:return c-e;case E:return"forwards"==b||"both"==b?a:null;case C:return null}}function n(a,b,c,d){return(d.playbackRate<0?b-a:b)*d.playbackRate+c}function o(a,b,c,d,e){return 1/0===c||c===-1/0||c-d==b&&e.iterations&&(e.iterations+e.iterationStart)%1==0?a:c%a}function p(a,b,c,d){return 0===c?0:b==a?d.iterationStart+d.iterations-1:Math.floor(c/a)}function q(a,b,c,d){var e=a%2>=1,f="normal"==d.direction||d.direction==(e?"alternate-reverse":"alternate"),g=f?c:b-c,h=g/b;return b*d.easing(h)}function r(a,b,c){var d=l(a,b,c),e=m(a,c.fill,b,d,c.delay);if(null===e)return null;if(0===a)return d===D?0:1;var f=c.iterationStart*c.duration,g=n(a,e,f,c),h=o(c.duration,k(c),g,f,c),i=p(c.duration,h,g,c);return q(i,c.duration,h,c)/c.duration}var s="backwards|forwards|both|none".split("|"),t="reverse|alternate|alternate-reverse".split("|");c.prototype={_setMember:function(b,c){this["_"+b]=c,this._effect&&(this._effect._timingInput[b]=c,this._effect._timing=a.normalizeTimingInput(a.normalizeTimingInput(this._effect._timingInput)),this._effect.activeDuration=a.calculateActiveDuration(this._effect._timing),this._effect._animation&&this._effect._animation._rebuildUnderlyingAnimation())},get playbackRate(){return this._playbackRate},set delay(a){this._setMember("delay",a)},get delay(){return this._delay},set endDelay(a){this._setMember("endDelay",a)},get endDelay(){return this._endDelay},set fill(a){this._setMember("fill",a)},get fill(){return this._fill},set iterationStart(a){this._setMember("iterationStart",a)},get iterationStart(){return this._iterationStart},set duration(a){this._setMember("duration",a)},get duration(){return this._duration},set direction(a){this._setMember("direction",a)},get direction(){return this._direction},set easing(a){this._setMember("easing",a)},get easing(){return this._easing},set iterations(a){this._setMember("iterations",a)},get iterations(){return this._iterations}};var u=1,v=.5,w=0,x={ease:g(.25,.1,.25,1),"ease-in":g(.42,0,1,1),"ease-out":g(0,0,.58,1),"ease-in-out":g(.42,0,.58,1),"step-start":h(1,u),"step-middle":h(1,v),"step-end":h(1,w)},y="\\s*(-?\\d+\\.?\\d*|-?\\.\\d+)\\s*",z=new RegExp("cubic-bezier\\("+y+","+y+","+y+","+y+"\\)"),A=/steps\(\s*(\d+)\s*,\s*(start|middle|end)\s*\)/,B=function(a){return a},C=0,D=1,E=2,F=3;a.cloneTimingInput=b,a.makeTiming=d,a
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},_updateChildren:function(){if(this.effect&&"idle"!=this.playState){var a=this.effect._timing.delay;this._childAnimations.forEach(function(c){this._arrangeChildren(c,a),this.effect instanceof window.SequenceEffect&&(a+=b.groupChildDuration(c.effect))}.bind(this))}},_setExternalAnimation:function(a){if(this.effect&&this._isGroup)for(var b=0;b<this.effect.children.length;b++)this.effect.children[b]._animation=a,this._childAnimations[b]._setExternalAnimation(a)},_constructChildAnimations:function(){if(this.effect&&this._isGroup){var a=this.effect._timing.delay;this._removeChildAnimations(),this.effect.children.forEach(function(c){var d=window.document.timeline._play(c);this._childAnimations.push(d),d.playbackRate=this.playbackRate,this._paused&&d.pause(),c._animation=this.effect._animation,this._arrangeChildren(d,a),this.effect instanceof window.SequenceEffect&&(a+=b.groupChildDuration(c))}.bind(this))}},_arrangeChildren:function(a,b){null===this.startTime?a.currentTime=this.currentTime-b/this.playbackRate:a.startTime!==this.startTime+b/this.playbackRate&&(a.startTime=this.startTime+b/this.playbackRate)},get timeline(){return this._timeline},get playState(){return this._animation?this._animation.playState:"idle"},get finished(){return window.Promise?(this._finishedPromise||(-1==b.animationsWithPromises.indexOf(this)&&b.animationsWithPromises.push(this),this._finishedPromise=new Promise(function(a,b){this._resolveFinishedPromise=function(){a(this)},this._rejectFinishedPromise=function(){b({type:DOMException.ABORT_ERR,name:"AbortError"})}}.bind(this)),"finished"==this.playState&&this._resolveFinishedPromise()),this._finishedPromise):(console.warn("Animation Promises require JavaScript Promise constructor"),null)},get ready(){return window.Promise?(this._readyPromise||(-1==b.animationsWithPromises.indexOf(this)&&b.animationsWithPromises.push(this),this._readyPromise=new Promise(function(a,b){this._resolveReadyPromise=function(){a(this)},this._rejectReadyPromise=function(){b({type:DOMException.ABORT_ERR,name:"AbortError"})}}.bind(this)),"pending"!==this.playState&&this._resolveReadyPromise()),this._readyPromise):(console.warn("Animation Promises require JavaScript Promise constructor"),null)},get onfinish(){return this._onfinish},set onfinish(a){"function"==typeof a?(this._onfinish=a,this._animation.onfinish=function(b){b.target=this,a.call(this,b)}.bind(this)):(this._animation.onfinish=a,this.onfinish=this._animation.onfinish)},get currentTime(){this._updatePromises();var a=this._animation.currentTime;return this._updatePromises(),a},set currentTime(a){this._updatePromises(),this._animation.currentTime=isFinite(a)?a:Math.sign(a)*Number.MAX_VALUE,this._register(),this._forEachChild(function(b,c){b.currentTime=a-c}),this._updatePromises()},get startTime(){return this._animation.startTime},set startTime(a){this._updatePromises(),this._animation.startTime=isFinite(a)?a:Math.sign(a)*Number.MAX_VALUE,this._register(),this._forEachChild(function(b,c){b.startTime=a+c}),this._updatePromises()},get playbackRate(){return this._animation.playbackRate},set playbackRate(a){this._updatePromises();var b=this.currentTime;this._animation.playbackRate=a,this._forEachChild(function(b){b.playbackRate=a}),"paused"!=this.playState&&"idle"!=this.playState&&this.play(),null!==b&&(this.currentTime=b),this._updatePromises()},play:function(){this._updatePromises(),this._paused=!1,this._animation.play(),-1==this._timeline._animations.indexOf(this)&&this._timeline._animations.push(this),this._register(),b.awaitStartTime(this),this._forEachChild(function(a){var b=a.currentTime;a.play(),a.currentTime=b}),this._updatePromises()},pause:function(){this._updatePromises(),this.currentTime&&(this._holdTime=this.currentTime),this._animation.pause(),this._register(),this._forEachChild(function(a){a.pause()}),this._paused=!0,this._updatePromises()},finish:function(){this._updatePromises(),this._animation.finish(),this._register(),this._updatePromises()},cancel:function(){this._updatePromises(),this._animation.cancel(),this._register(),this._removeChildAnimations(),
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