var fruitObj=function(){
this.alive=[];
this.x=[];
this.y=[];
this.l=[];
this.spd=[];
this.orange=new Image();
this.blue=new Image();
}
fruitObj.prototype.num=30;//bool
fruitObj.prototype.init=function(){
for(var i=0;i<this.num;i++)
{
this.alive[i]=true;
this.x[i]=0;
this.y[i]=0;
this.spd[i]=Math.random()*0.01+0.005;
this.born(i);
}
this.orange.src="./src/fruit.png";
this.blue.src="./src/blue.png";
}
fruitObj.prototype.draw=function(){
for (var i=0;i<this.num;i++){
//draw
//find an ane,grow,fly up
if(this.alive[i]){
if(this.l[i]<=14)
{
this.l[i]+=this.spd[i]*deltaTime;
}
else
{
this.l[i]-=this.spd[i]*7*deltaTime;
}
ctx2.drawImage(this.orange,this.x[i] - this.l[i]*0.5,this.y[i]-this.l[i]*0.5,this.l[i],this.l[i]);
if(this.y[i]<10)
{
this.alive[i]=false;
}
}
}
}
fruitObj.prototype.born=function(i){
var aneID=Math.floor(Math.random() *ane.num);
this.x[i]=ane.x[aneID];
this.y[i]=canHeight-ane.len[aneID];
this.l[i]=0;
}