Cocos2d-js引入其他场景小实例

var LogoLayer = cc.Layer.extend({
    ctor:function () {

        this._super();
        //引入图片
        var startBtn=new cc.Sprite(res.start_N_png);
        this.addChild(startBtn);


        return true;
    }
});

{
    "project_type": "javascript",

    "debugMode" : 1,
    "showFPS" : true,
    "frameRate" : 60,
    "id" : "gameCanvas",
    "renderMode" : 0,
    "engineDir":"frameworks/cocos2d-html5",

    "modules" : ["cocos2d"],

    "jsList" : [
        "src/resource.js",
        "src/LogoNode.js",
        "src/app.js"
    ]
}

var HelloWorldLayer = cc.Layer.extend({
    sprite:null,
    ctor:function () {
        //////////////////////////////
        // 1. super init first
        this._super();

        var size=cc.winSize;
        var logo=new LogoLayer();
        this.addChild(logo);
        logo.setPosition(size.width/2,size.height/2);
  
   
        return true;
    }
});

var HelloWorldScene = cc.Scene.extend({
    onEnter:function () {
        this._super();
        var layer = new HelloWorldLayer();
        this.addChild(layer);
    }
});