cocos2dx3.2 創建界面菜單的簡單使用

bool StartLayer::init()

{

    if (!Layer::init())

    {

        return false;

    }

    

    auto visibleSize = Director::getInstance()->getVisibleSize();

    auto orign = Director::getInstance()->getVisibleOrigin();

    auto bg = Sprite::create("LittleGirl.jpg");

    bg->setPosition(Vec2(orign + visibleSize / 2));

    this->addChild(bg);

    

    auto item1 = MenuItemImage::create();

    auto nsf = SpriteFrame::create("StartButton.jpg", Rect(0, 0, 200, 58));

    item1->setNormalSpriteFrame(nsf);

    item1->setCallback(CC_CALLBACK_1(StartLayer::StartGame, this));

    item1->setPositionX(-100.0f);

    

    auto item2 = MenuItemImage::create();

    item2->setPosition(Vec2(- 100.0f, item1->getPositionY() - 70));

    auto ssf = SpriteFrame::create("ExitButton.jpg", Rect(0, 0, 200, 58));

    item2->setNormalSpriteFrame(ssf);

    item2->setCallback(CC_CALLBACK_1(StartLayer::ExitGame, this));

    auto menu = Menu::create(item1, item2, NULL);

    auto size = menu->getContentSize();

    menu->setPosition(Vec2(orign + visibleSize / 2));

    addChild(menu);

    return true;

}

void StartLayer::StartGame(cocos2d::Ref *ref)

{

    CocosDenshion::SimpleAudioEngine::getInstance()->stopBackgroundMusic();

    auto tollScene = TollgateScene::create();

    Director::getInstance()->replaceScene(tollScene);

    

}

void StartLayer::ExitGame(cocos2d::Ref *ref)

{

    

    Director::getInstance()->end();

    

}