var stop,staticx;var img=new Image();img.src="/wp-content/plugins/zibll_Add_ons_MJ/img/fengye.webp";function Sakura(x,y,s,r,fn){this.x=x;this.y=y;this.s=s;this.r=r;this.fn=fn}Sakura.prototype.draw=function(cxt){cxt.save();var xc=20*this.s/2;cxt.translate(this.x,this.y);cxt.rotate(this.r);cxt.drawImage(img,0,0,20*this.s,20*this.s);cxt.restore()};Sakura.prototype.update=function(){this.x=this.fn.x(this.x,this.y);this.y=this.fn.y(this.y,this.y);this.r=this.fn.r(this.r);if(this.x>window.innerWidth||this.x<0||this.y>window.innerHeight||this.y<0){this.r=getRandom("fnr");if(Math.random()>0.4){this.x=getRandom("x");this.y=0;this.s=getRandom("s");this.r=getRandom("r")}else{this.x=window.innerWidth;this.y=getRandom("y");this.s=getRandom("s");this.r=getRandom("r")}}};SakuraList=function(){this.list=[]};SakuraList.prototype.push=function(sakura){this.list.push(sakura)};SakuraList.prototype.update=function(){for(var i=0,len=this.list.length;i<len;i++){this.list[i].update()}};SakuraList.prototype.draw=function(cxt){for(var i=0,len=this.list.length;i<len;i++){this.list[i].draw(cxt)}};SakuraList.prototype.get=function(i){return this.list[i]};SakuraList.prototype.size=function(){return this.list.length};function getRandom(option){var ret,random;switch(option){case"x":ret=Math.random()*window.innerWidth;break;case"y":ret=Math.random()*window.innerHeight;break;case"s":ret=Math.random();break;case"r":ret=Math.random()*4;break;case"fnx":random=-0.5+Math.random()*1;ret=function(x,y){return x+0.5*random-1.7};break;case"fny":random=1.5+Math.random()*0.7;ret=function(x,y){return y+random};break;case"fnr":random=Math.random()*0.03;ret=function(r){return r+random};break}return ret}function startSakura(){requestAnimationFrame=window.requestAnimationFrame||window.mozRequestAnimationFrame||window.webkitRequestAnimationFrame||window.msRequestAnimationFrame||window.oRequestAnimationFrame;var canvas=document.createElement("canvas"),cxt;staticx=true;canvas.height=window.innerHeight;canvas.width=window.innerWidth;canvas.setAttribute("style","position: fixed;left: 0;top: 0;pointer-events: none;");canvas.setAttribute("id","canvas_sakura");document.getElementsByTagName("body")[0].appendChild(canvas);cxt=canvas.getContext("2d");var sakuraList=new SakuraList();for(var i=0;i<50;i++){var sakura,randomX,randomY,randomS,randomR,randomFnx,randomFny;randomX=getRandom("x");randomY=getRandom("y");randomR=getRandom("r");randomS=getRandom("s");randomFnx=getRandom("fnx");randomFny=getRandom("fny");randomFnR=getRandom("fnr");sakura=new Sakura(randomX,randomY,randomS,randomR,{x:randomFnx,y:randomFny,r:randomFnR});sakura.draw(cxt);sakuraList.push(sakura)}stop=requestAnimationFrame(function(){cxt.clearRect(0,0,canvas.width,canvas.height);sakuraList.update();sakuraList.draw(cxt);stop=requestAnimationFrame(arguments.callee)})}window.onresize=function(){var canvasSnow=document.getElementById("canvas_snow")};img.onload=function(){startSakura()};function stopp(){if(staticx){var child=document.getElementById("canvas_sakura");child.parentNode.removeChild(child);window.cancelAnimationFrame(stop);staticx=false}else{startSakura()}};