Cocos2d-x3.2 场景的生命周期
时间: 2014-08-15来源:OSCHINA
前景提要
//GameScene.h #include "cocos2d.h" USING_NS_CC; class GameScene : public cocos2d::Layer { public: GameScene(void); ~GameScene(void); static cocos2d::Scene* createScene(); virtual bool init(); virtual void onEnter(); virtual void onEnterTransitionDidFinish(); virtual void onExit(); virtual void onExitTransitionDidStart(); void menuCallback(Ref* pSender); CREATE_FUNC(GameScene); private: //注意不能用auto关键字 Size size; Sprite *sprite; };



//GameScene.cpp //cocos2d: GameScene constructor //cocos2d: GameScene onEnter //cocos2d: GameScene onEnterTransitionDidFinish //cocos2d: HelloWorld constructor //cocos2d: GameScene onExitTransitionDidStart //cocos2d: GameScene onExit //cocos2d: GameScene destructor //cocos2d: HelloWorld onEnter //cocos2d: HelloWorld onEnterTransitionDidFinish //cocos2d: HelloWorld onExitTransitionDidStart //cocos2d: HelloWorld onExit //cocos2d: HelloWorld destructor #include "GameScene.h" #include "HelloWorldScene.h" USING_NS_CC; GameScene::GameScene(void) { log("GameScene constructor"); } GameScene::~GameScene(void) { log("GameScene destructor"); } 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 = Director::getInstance()->getVisibleSize(); //auto size = Director::getInstance()->getWinSize(); //添加一个图片精灵 sprite = Sprite::create("OnePiece_1.png"); sprite->setPosition(Vec2(size.width/2, size.height/2)); this->addChild(sprite); auto delay = DelayTime::create(2); //回调函数动作的使用!!! sprite->runAction(Sequence::create(delay, CallFuncN::create(CC_CALLBACK_1(GameScene::menuCallback, this)), NULL)); return true; } void GameScene::menuCallback(Ref* pSender) { Director::getInstance()->replaceScene(HelloWorld::createScene()); } void GameScene::onEnter() { Layer::onEnter(); log("GameScene onEnter"); } void GameScene::onEnterTransitionDidFinish() { Layer::onEnterTransitionDidFinish(); log("GameScene onEnterTransitionDidFinish"); } void GameScene::onExit() { Layer::onExit(); log("GameScene onExit"); } void GameScene::onExitTransitionDidStart() { Layer::onExitTransitionDidStart(); log("GameScene onExitTransitionDidStart"); }

科技资讯:

科技学院:

科技百科:

科技书籍:

网站大全:

软件大全:

热门排行