Method init

test/browser/cocos2d_hello.cpp:146–200

on "init" you need to initialize your instance

// on "init" you need to initialize your instance
bool HelloWorld::init()
{
    //////////////////////////////
    // 1. super init first
    if ( !Layer::init() )
    {
        return false;
    }
    
    Size visibleSize = Director::getInstance()->getVisibleSize();
    Point origin = Director::getInstance()->getVisibleOrigin();

    /////////////////////////////
    // 2. add a menu item with "X" image, which is clicked to quit the program
    //    you may modify it.

    // add a "close" icon to exit the progress. it's an autorelease object
    MenuItemImage *closeItem = MenuItemImage::create(
                                        "CloseNormal.png",
                                        "CloseSelected.png",
                                        CC_CALLBACK_1(HelloWorld::menuCloseCallback,this));
    
    closeItem->setPosition(origin + Point(visibleSize) - Point(closeItem->getContentSize() / 2));

    // create menu, it's an autorelease object
    Menu* menu = Menu::create(closeItem, nullptr);
    menu->setPosition(Point::ZERO);
    this->addChild(menu, 1);

    /////////////////////////////
    // 3. add your codes below...

    // add a label shows "Hello World"
    // create and initialize a label
    
    LabelTTF* label = LabelTTF::create("Hello World", "Arial", TITLE_FONT_SIZE);
    
    // position the label on the center of the screen
    label->setPosition(Point(origin.x + visibleSize.width/2,
                            origin.y + visibleSize.height - label->getContentSize().height));

    // add the label as a child to this layer
    this->addChild(label, 1);

    // add "HelloWorld" splash screen"
    Sprite* sprite = Sprite::create("HelloWorld.png");

    // position the sprite on the center of the screen
    sprite->setPosition(Point(visibleSize / 2) + origin);

    // add the sprite as a child to this layer
    this->addChild(sprite, 0);
    
    return true;
}


void HelloWorld::menuCloseCallback(Object* sender)