Cocos2d-x v3.x シングルタップ

HelloWordScene.h

#ifndef __HELLOWORLD_SCENE_H__
#define __HELLOWORLD_SCENE_H__

#include "cocos2d.h"

class HelloWorld : public cocos2d::Layer
{
public:
    // there's no 'id' in cpp, so we recommend returning the class instance pointer
    static cocos2d::Scene* createScene();

    // Here's a difference. Method 'init' in cocos2d-x returns bool, instead of returning 'id' in cocos2d-iphone
    virtual bool init();  
    
    // a selector callback
    void menuCloseCallback(cocos2d::Ref* pSender);

    // implement the "static create()" method manually
    CREATE_FUNC(HelloWorld);

//タッチイベント
protected:
    virtual bool onTouchBegan(cocos2d::Touch *touch, cocos2d::Event *event);
    virtual void onTouchMoved(cocos2d::Touch *touch, cocos2d::Event *event);
    virtual void onTouchEnded(cocos2d::Touch *touch, cocos2d::Event *event);
    //virtual void onTouchCancelled(cocos2d::Touch *touch, cocos2d::Event *event);
};
#endif // __HELLOWORLD_SCENE_H__

HelloWorld.cpp

#include "HelloWorldScene.h"

USING_NS_CC;

Scene* HelloWorld::createScene()
{
    // 'scene' is an autorelease object
    auto scene = Scene::create();
    
    // 'layer' is an autorelease object
    auto layer = HelloWorld::create();

    // add layer as a child to scene
    scene->addChild(layer);

    // return the scene
    return scene;
}

// 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
    auto closeItem = MenuItemImage::create(
                                           "CloseNormal.png",
                                           "CloseSelected.png",
                                           CC_CALLBACK_1(HelloWorld::menuCloseCallback, this));
    
	closeItem->setPosition(Point(origin.x + visibleSize.width - closeItem->getContentSize().width/2 ,
                                origin.y + closeItem->getContentSize().height/2));

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

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

    // add a label shows "Hello World"
    // create and initialize a label
    
    auto label = LabelTTF::create("Hello World", "Arial", 24);
    
    // 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"
    auto sprite = Sprite::create("HelloWorld.png");

    // position the sprite on the center of the screen
    sprite->setPosition(Point(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y));

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

    //タッチイベント
    {
        //シングルタップ
        auto listener = EventListenerTouchOneByOne::create();

        //自分の下位のレイヤーにタッチイベントを渡さない
        listener->setSwallowTouches(true);

        listener->onTouchBegan = CC_CALLBACK_2(HelloWorld::onTouchBegan, this);
        listener->onTouchMoved = CC_CALLBACK_2(HelloWorld::onTouchMoved, this);
        listener->onTouchEnded = CC_CALLBACK_2(HelloWorld::onTouchEnded, this);

        _eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
    }

    return true;
}


void HelloWorld::menuCloseCallback(Ref* pSender)
{
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WP8) || (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT)
	MessageBox("You pressed the close button. Windows Store Apps do not implement a close button.","Alert");
    return;
#endif

    Director::getInstance()->end();

#if (CC_TARGET_PLATFORM == CC_PLATFORM_IOS)
    exit(0);
#endif
}


//タッチイベント
bool HelloWorld::onTouchBegan(Touch *touch, Event *event)
{
    CCLOG("%s", __PRETTY_FUNCTION__);

    //trueを返さないと Moved, Ended が来ないよ ^^;
    return true;
}

//タッチイベント
void HelloWorld::onTouchMoved(Touch *touch, Event *event)
{
    CCLOG("%s", __PRETTY_FUNCTION__);
}

//タッチイベント
void HelloWorld::onTouchEnded(Touch *touch, Event *event)
{
    CCLOG("%s", __PRETTY_FUNCTION__);
}