Пример #1
0
bool MainLayer::init()
{
    if (!CCLayer::init()) {
        return false;
    }

    CCSize visibleSize = CCDirector::sharedDirector()->getVisibleSize();
    CCPoint origin = CCDirector::sharedDirector()->getVisibleOrigin();
    CCPoint centerPos = CCPoint(visibleSize.width / 2, visibleSize.height / 2);

    //add backgroud
    CCSprite *spriteBG = CCSprite::create("MainBG.png");
    spriteBG->setPosition(ccp(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y));
    this->addChild(spriteBG, 0);

    //add menu item
    CCMenuItemFont::setFontSize(60);
    CCMenuItemImage *menuItemPlay = CCMenuItemImage::create("start_n.png", "start_s.png", this, menu_selector(MainLayer::onPlay));
    menuItemPlay->setPosition(centerPos);

    // create menu, it's an autorelease object
    CCMenu* pMenu = CCMenu::create(menuItemPlay, NULL);
    pMenu->setPosition(CCPointZero);
    this->addChild(pMenu, 1);
    
    // preload music
    CocosDenshion::SimpleAudioEngine *audioEngine = CocosDenshion::SimpleAudioEngine::sharedEngine();
    audioEngine->preloadBackgroundMusic("background.mp3");
    audioEngine->preloadEffect("jump.mp3");
    audioEngine->preloadEffect("crouch.mp3");
    audioEngine->setBackgroundMusicVolume(0.3);
    audioEngine->setEffectsVolume(0.3);
    
    return true;
}
int lua_cocos2dx_cocosdenshion_SimpleAudioEngine_setBackgroundMusicVolume(lua_State* tolua_S)
{
    int argc = 0;
    CocosDenshion::SimpleAudioEngine* cobj = nullptr;
    bool ok  = true;

#if COCOS2D_DEBUG >= 1
    tolua_Error tolua_err;
#endif


#if COCOS2D_DEBUG >= 1
    if (!tolua_isusertype(tolua_S,1,"cc.SimpleAudioEngine",0,&tolua_err)) goto tolua_lerror;
#endif

    cobj = (CocosDenshion::SimpleAudioEngine*)tolua_tousertype(tolua_S,1,0);

#if COCOS2D_DEBUG >= 1
    if (!cobj) 
    {
        tolua_error(tolua_S,"invalid 'cobj' in function 'lua_cocos2dx_cocosdenshion_SimpleAudioEngine_setBackgroundMusicVolume'", nullptr);
        return 0;
    }
#endif

    argc = lua_gettop(tolua_S)-1;
    if (argc == 1) 
    {
        double arg0;

        ok &= luaval_to_number(tolua_S, 2,&arg0, "cc.SimpleAudioEngine:setBackgroundMusicVolume");
        if(!ok)
        {
            tolua_error(tolua_S,"invalid arguments in function 'lua_cocos2dx_cocosdenshion_SimpleAudioEngine_setBackgroundMusicVolume'", nullptr);
            return 0;
        }
        cobj->setBackgroundMusicVolume(arg0);
        lua_settop(tolua_S, 1);
        return 1;
    }
    luaL_error(tolua_S, "%s has wrong number of arguments: %d, was expecting %d \n", "cc.SimpleAudioEngine:setBackgroundMusicVolume",argc, 1);
    return 0;

#if COCOS2D_DEBUG >= 1
    tolua_lerror:
    tolua_error(tolua_S,"#ferror in function 'lua_cocos2dx_cocosdenshion_SimpleAudioEngine_setBackgroundMusicVolume'.",&tolua_err);
#endif

    return 0;
}