(function(factory){"use strict";if(typeof define==='function'&&define.amd){define(['jquery'],factory);}else{factory(jQuery);}}(function($){"use strict";if(!Date.now){Date.now=function(){return new Date().getTime();};}
function getTime(){if(typeof window.performance!=='undefined'&&window.performance.now){return window.performance.now();}else{return Date.now();}}
var vendors=['webkit','moz'];for(var i=0;i<vendors.length&&!window.requestAnimationFrame;++i){var vp=vendors[i];window.requestAnimationFrame=window[vp+'RequestAnimationFrame'];window.cancelAnimationFrame=(window[vp+'CancelAnimationFrame']||window[vp+'CancelRequestAnimationFrame']);}
if(/iP(ad|hone|od).*OS (6|7)/.test(window.navigator.userAgent)||!window.requestAnimationFrame||!window.cancelAnimationFrame){var lastTime=0;window.requestAnimationFrame=function(callback){var now=getTime();var nextTime=Math.max(lastTime+16,now);return setTimeout(function(){callback(lastTime=nextTime);},nextTime-now);};window.cancelAnimationFrame=clearTimeout;}
var SvgElement=function(tag,attrs){var elem=document.createElementNS("http://www.w3.org/2000/svg",tag);$.each(attrs,function(name,value){elem.setAttribute(name,value);});return elem;}
var svgSupported="createElementNS"in document&&new SvgElement("svg",{}).createSVGRect;function isPercentage(n){return typeof n==='string'&&n.indexOf('%')!=-1;}
var pluginName='asPieProgress';var Plugin=$[pluginName]=function(element,options){this.element=element;this.$element=$(element);this.options=$.extend({},Plugin.defaults,options,this.$element.data());this.namespace=this.options.namespace;this.classes=this.options.classes;this.easing=Plugin.easing[this.options.easing]||Plugin.easing.ease;this.$element.addClass(this.classes.element);this.min=this.$element.attr('aria-valuemin');this.max=this.$element.attr('aria-valuemax');this.min=this.min?parseInt(this.min,10):this.options.min;this.max=this.max?parseInt(this.max,10):this.options.max;this.first=this.$element.attr('aria-valuenow');this.first=this.first?parseInt(this.first,10):(this.options.first?this.options.first:this.min);this.now=this.first;this.goal=this.options.goal;this._frameId=null;this.initialized=false;this._trigger('init');this.init();};Plugin.defaults={namespace:'asPieProgress',classes:{svg:'pie_progress__svg',element:'pie_progress',number:'pie_progress__number',content:'pie_progress__content'},min:0,max:100,goal:100,size:160,speed:15,barcolor:'#ef1e25',barsize:'4',trackcolor:'#f2f2f2',fillcolor:'none',easing:'ease',numberCallback:function(n){var percentage=Math.round(this.getPercentage(n));return percentage+'%';},contentCallback:null};var easingBezier=function(mX1,mY1,mX2,mY2){function A(aA1,aA2){return 1.0-3.0*aA2+3.0*aA1;}
function B(aA1,aA2){return 3.0*aA2-6.0*aA1;}
function C(aA1){return 3.0*aA1;}
function CalcBezier(aT,aA1,aA2){return((A(aA1,aA2)*aT+B(aA1,aA2))*aT+C(aA1))*aT;}
function GetSlope(aT,aA1,aA2){return 3.0*A(aA1,aA2)*aT*aT+2.0*B(aA1,aA2)*aT+C(aA1);}
function GetTForX(aX){var aGuessT=aX;for(var i=0;i<4;++i){var currentSlope=GetSlope(aGuessT,mX1,mX2);if(currentSlope===0.0)return aGuessT;var currentX=CalcBezier(aGuessT,mX1,mX2)-aX;aGuessT-=currentX/currentSlope;}
return aGuessT;}
if(mX1===mY1&&mX2===mY2){return{css:'linear',fn:function(aX){return aX;}};}else{return{css:'cubic-bezier('+mX1+','+mY1+','+mX2+','+mY2+')',fn:function(aX){return CalcBezier(GetTForX(aX),mY1,mY2);}}}};$.extend(Plugin.easing={},{"ease":easingBezier(0.25,0.1,0.25,1.0),"linear":easingBezier(0.00,0.0,1.00,1.0),"ease-in":easingBezier(0.42,0.0,1.00,1.0),"ease-out":easingBezier(0.00,0.0,0.58,1.0),"ease-in-out":easingBezier(0.42,0.0,0.58,1.0)});Plugin.prototype={constructor:Plugin,init:function(){this.$number=this.$element.find('.'+this.classes.number);this.$content=this.$element.find('.'+this.classes.content);this.size=this.options.size;this.width=this.size;this.height=this.size;this.prepare();this.initialized=true;this._trigger('ready');},prepare:function(){if(!svgSupported){return;}
this.svg=new SvgElement("svg",{"version":"1.1","preserveAspectRatio":"xMinYMin meet","viewBox":"0 0 "+this.width+" "+this.height});this.buildTrack();this.buildBar();$('<div class="'+this.classes.svg+'"></div>').append(this.svg).appendTo(this.$element);},buildTrack:function(){var width=this.size,height=this.size,cx=width/2,cy=height/2;var barsize=this.options.barsize;var ellipse=new SvgElement("ellipse",{rx:cx-barsize/2,ry:cy-barsize/2,cx:cx,cy:cy,stroke:this.options.trackcolor,fill:this.options.fillcolor,'stroke-width':barsize});this.svg.appendChild(ellipse);},buildBar:function(){if(!svgSupported){return;}
var path=new SvgElement("path",{fill:'none','stroke-width':this.options.barsize,stroke:this.options.barcolor});this.bar=path;this.svg.appendChild(path);this._drawBar(this.first);this._updateBar();},_drawBar:function(n){if(!svgSupported){return;}
this.bar_goal=n;var width=this.size,height=this.size,cx=width/2,cy=height/2,start_angle=0;var barsize=this.options.barsize;var r=Math.min(cx,cy)-barsize/2;this.r=r;var percentage=this.getPercentage(n);if(percentage===100){percentage-=0.0001;}
var end_angle=start_angle+percentage*Math.PI*2/100;var x1=cx+r*Math.sin(start_angle),y1=cy-r*Math.cos(start_angle),x2=cx+r*Math.sin(end_angle),y2=cy-r*Math.cos(end_angle);var big=0;if(end_angle-start_angle>Math.PI)big=1;var d="M"+x1+","+y1+" A"+r+","+r+" 0 "+big+" 1 "+
x2+","+y2;this.bar.setAttribute("d",d);},_updateBar:function(){if(!svgSupported){return;}
var percenage=this.getPercentage(this.now);var length=this.bar.getTotalLength();var offset=length*(1-percenage/this.getPercentage(this.bar_goal));this.bar.style.strokeDasharray=length+" "+length;this.bar.style.strokeDashoffset=offset;},_trigger:function(eventType){var method_arguments=Array.prototype.slice.call(arguments,1),data=[this].concat(method_arguments);this.$element.trigger(pluginName+'::'+eventType,data);eventType=eventType.replace(/\b\w+\b/g,function(word){return word.substring(0,1).toUpperCase()+word.substring(1);});var onFunction='on'+eventType;if(typeof this.options[onFunction]==='function'){this.options[onFunction].apply(this,method_arguments);}},getPercentage:function(n){return 100*(n-this.min)/(this.max-this.min);},go:function(goal){var self=this;this._clear();if(isPercentage(goal)){goal=parseInt(goal.replace('%',''),10);goal=Math.round(this.min+(goal/100)*(this.max-this.min));}
if(typeof goal==='undefined'){goal=this.goal;}
if(goal>this.max){goal=this.max;}else if(goal<this.min){goal=this.min;}
if(this.bar_goal<goal){this._drawBar(goal);}
var start=self.now;var startTime=getTime();var endTime=startTime+Math.abs(start-goal)*100*self.options.speed/(self.max-self.min);var animation=function(time){var next;if(time>endTime){next=goal;}else{var distance=(time-startTime)/self.options.speed;next=Math.round(self.easing.fn(distance/100)*(self.max-self.min));if(goal>start){next=start+next;if(next>goal){next=goal;}}else{next=start-next;if(next<goal){next=goal;}}}
self._update(next);if(next===goal){window.cancelAnimationFrame(self._frameId);self._frameId=null;if(self.now===self.goal){self._trigger('finish');}}else{self._frameId=window.requestAnimationFrame(animation);}};self._frameId=window.requestAnimationFrame(animation);},_update:function(n){this.now=n;this._updateBar();this.$element.attr('aria-valuenow',this.now);if(this.$number.length>0&&typeof this.options.numberCallback==='function'){this.$number.html(this.options.numberCallback.call(this,[this.now]));}
if(this.$content.length>0&&typeof this.options.contentCallback==='function'){this.$content.html(this.options.contentCallback.call(this,[this.now]));}
this._trigger('update',n);},_clear:function(){if(this._frameId){window.cancelAnimationFrame(this._frameId);this._frameId=null;}},get:function(){return this.now;},start:function(){this._clear();this._trigger('start');this.go(this.goal);},reset:function(){this._clear();this._drawBar(this.first);this._update(this.first);this._trigger('reset');},stop:function(){this._clear();this._trigger('stop');},finish:function(){this._clear();this._update(this.goal);this._trigger('finish');},destory:function(){this.$element.data(pluginName,null);this._trigger('destory');}};$.fn[pluginName]=function(options){if(typeof options==='string'){var method=options;var method_arguments=Array.prototype.slice.call(arguments,1);if(/^\_/.test(method)){return false;}else if((/^(get)$/.test(method))){var api=this.first().data(pluginName);if(api&&typeof api[method]==='function'){return api[method].apply(api,method_arguments);}}else{return this.each(function(){var api=$.data(this,pluginName);if(api&&typeof api[method]==='function'){api[method].apply(api,method_arguments);}});}}else{return this.each(function(){if(!$.data(this,pluginName)){$.data(this,pluginName,new Plugin(this,options));}});}};}));