不能显示，求助，没报错

源自：2-5 果实绘制（果实上浮）

var fruitObj=function()

{

this.alive=[];

this.x=[];

this.y=[];

this.blue=new Image();

this.orange=new Image();

}

fruitObj.prototype.num=30;

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.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++)

{

ctx2.drawImage(this.orange,this.x[i],this.y[i]);

console.log('1');

}

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];

}

提问者：qq_什么都不懂就好_0 2016-03-03 11:32