//GameScene.h#include "cocos2d.h"class GameScene : public cocos2d::Layer
{
public:static cocos2d::Scene* createScene();virtual bool init();void menuCallback(cocos2d::Ref* pSender);CREATE_FUNC(GameScene);
};

//GameScene.cpp#include "GameScene.h"USING_NS_CC;cocos2d::Scene* GameScene::createScene()
{auto scene = Scene::create();   //创建一个场景auto layer = GameScene::create();   //创建一个图层scene->addChild(layer);return scene;
}//初始化当前的图层
bool GameScene::init()
{if(!Layer::init())      //初始化父类return false;//获取屏幕大小Size visibleSize = Director::getInstance()->getVisibleSize();//auto size = Director::getInstance()->getWinSize();//添加一个图片精灵auto sprite = Sprite::create("OnePiece_1.png");sprite->setPosition(Vec2(visibleSize.width/2, visibleSize.height/2));this->addChild(sprite);//创建菜单//方法一auto label = Label::createWithSystemFont("Jacedy", "Marker Felt", 40);auto item1 = MenuItemLabel::create(label, CC_CALLBACK_1(GameScene::menuCallback, this));item1->setPosition(Vec2(visibleSize.width*0.9, visibleSize.height*0.8));//方法二auto item2 = MenuItemFont::create("Jacedy", CC_CALLBACK_1(GameScene::menuCallback, this));item2->setPosition(Vec2(visibleSize.width*0.9, visibleSize.height*0.7));//方法三auto sprite1 = Sprite::create("btn-play-normal.png");auto sprite2 = Sprite::create("btn-play-selected.png");auto item3 = MenuItemSprite::create(sprite1, sprite2, CC_CALLBACK_1(GameScene::menuCallback, this));item3->setPosition(Vec2(visibleSize.width*0.9, visibleSize.height*0.6));//方法四auto item4 = MenuItemImage::create("btn-play-normal.png", "btn-play-selected.png", CC_CALLBACK_1(GameScene::menuCallback, this));item4->setPosition(Vec2(visibleSize.width*0.9, visibleSize.width*0.5));auto menu = Menu::create(item1, item2, item3, item4, NULL);menu->setAnchorPoint(Vec2::ZERO);menu->setPosition(Vec2::ZERO);this->addChild(menu);return true;
}void GameScene::menuCallback(cocos2d::Ref* pSender)
{}