(function(root,factory){if(typeof define==='function'&&define.amd){define(factory);}else if(typeof exports==='object'){module.exports=factory(require,exports,module);}else{root.countup=factory();}}(this,function(require,exports,module){var countup=function(target,startval,endval,decimals,duration,options){var self=this;self.version=function(){return '1.9.3';};self.options={useeasing:true,usegrouping:true,separator:',',decimal:'.',easingfn:easeoutexpo,formattingfn:formatnumber,prefix:'',suffix:'',numerals:[]};if(options&&typeof options==='object'){for(var key in self.options){if(options.hasownproperty(key)&&options[key]!==null){self.options[key]=options[key];}}}
if(self.options.separator===''){self.options.usegrouping=false;}
else{self.options.separator=''+self.options.separator;}
var lasttime=0;var vendors=['webkit','moz','ms','o'];for(var x=0;x<vendors.length&&!window.requestanimationframe;++x){window.requestanimationframe=window[vendors[x]+'requestanimationframe'];window.cancelanimationframe=window[vendors[x]+'cancelanimationframe']||window[vendors[x]+'cancelrequestanimationframe'];}
if(!window.requestanimationframe){window.requestanimationframe=function(callback,element){var currtime=new date().gettime();var timetocall=math.max(0,16-(currtime-lasttime));var id=window.settimeout(function(){callback(currtime+timetocall);},timetocall);lasttime=currtime+timetocall;return id;};}
if(!window.cancelanimationframe){window.cancelanimationframe=function(id){cleartimeout(id);};}
function formatnumber(num){var neg=(num<0),x,x1,x2,x3,i,len;num=math.abs(num).tofixed(self.decimals);num+='';x=num.split('.');x1=x[0];x2=x.length>1?self.options.decimal+x[1]:'';if(self.options.usegrouping){x3='';for(i=0,len=x1.length;i<len;++i){if(i!==0&&((i%3)===0)){x3=self.options.separator+x3;}
x3=x1[len-i-1]+x3;}
x1=x3;}
if(self.options.numerals.length){x1=x1.replace(/[0-9]/g,function(w){return self.options.numerals[+w];})
x2=x2.replace(/[0-9]/g,function(w){return self.options.numerals[+w];})}
return(neg?'-':'')+self.options.prefix+x1+x2+self.options.suffix;}
function easeoutexpo(t,b,c,d){return c*(-math.pow(2,-10*t/d)+1)*1024/1023+b;}
function ensurenumber(n){return(typeof n==='number'&&!isnan(n));}
self.initialize=function(){if(self.initialized)return true;self.error='';self.d=(typeof target==='string')?document.getelementbyid(target):target;if(!self.d){self.error='[countup] target is null or undefined'
return false;}
self.startval=number(startval);self.endval=number(endval);if(ensurenumber(self.startval)&&ensurenumber(self.endval)){self.decimals=math.max(0,decimals||0);self.dec=math.pow(10,self.decimals);self.duration=number(duration)*1000||2000;self.countdown=(self.startval>self.endval);self.frameval=self.startval;self.initialized=true;return true;}
else{self.error='[countup] startval ('+startval+') or endval ('+endval+') is not a number';return false;}};self.printvalue=function(value){var result=self.options.formattingfn(value);if(self.d.tagname==='input'){this.d.value=result;}
else if(self.d.tagname==='text'||self.d.tagname==='tspan'){this.d.textcontent=result;}
else{this.d.innerhtml=result;}};self.count=function(timestamp){if(!self.starttime){self.starttime=timestamp;}
self.timestamp=timestamp;var progress=timestamp-self.starttime;self.remaining=self.duration-progress;if(self.options.useeasing){if(self.countdown){self.frameval=self.startval-self.options.easingfn(progress,0,self.startval-self.endval,self.duration);}else{self.frameval=self.options.easingfn(progress,self.startval,self.endval-self.startval,self.duration);}}else{if(self.countdown){self.frameval=self.startval-((self.startval-self.endval)*(progress/self.duration));}else{self.frameval=self.startval+(self.endval-self.startval)*(progress/self.duration);}}
if(self.countdown){self.frameval=(self.frameval<self.endval)?self.endval:self.frameval;}else{self.frameval=(self.frameval>self.endval)?self.endval:self.frameval;}
self.frameval=math.round(self.frameval*self.dec)/self.dec;self.printvalue(self.frameval);if(progress<self.duration){self.raf=requestanimationframe(self.count);}else{if(self.callback)self.callback();}};self.start=function(callback){if(!self.initialize())return;self.callback=callback;self.raf=requestanimationframe(self.count);};self.pauseresume=function(){if(!self.paused){self.paused=true;cancelanimationframe(self.raf);}else{self.paused=false;delete self.starttime;self.duration=self.remaining;self.startval=self.frameval;requestanimationframe(self.count);}};self.reset=function(){self.paused=false;delete self.starttime;self.initialized=false;if(self.initialize()){cancelanimationframe(self.raf);self.printvalue(self.startval);}};self.update=function(newendval){if(!self.initialize())return;newendval=number(newendval);if(!ensurenumber(newendval)){self.error='[countup] update() - new endval is not a number: '+newendval;return;}
self.error='';if(newendval===self.frameval)return;cancelanimationframe(self.raf);self.paused=false;delete self.starttime;self.startval=self.frameval;self.endval=newendval;self.countdown=(self.startval>self.endval);self.raf=requestanimationframe(self.count);};if(self.initialize())self.printvalue(self.startval);};return countup;}));