一起做cocos2d-x 小游戏1

class Chessboard : public cocos2d::Node
{
public:
    virtual bool init();  
    
    CREATE_FUNC(Chessboard);

    //重置棋盘
    void reSet();

protected:
    Point        maBoardPoints[4][4];
    BYTE        maBoardData[4][4];
};
bool Chessboard::init()
{
    //////////////////////////////
    // 1. super init first
    if ( !Node::init() )
    {
        return false;
    }
    
    Size visibleSize = Director::getInstance()->getVisibleSize();
    Vec2 origin = Director::getInstance()->getVisibleOrigin();
    
    //棋盘底图
    int i = 0 , j = 0;
    auto bg = Sprite::create("muwen.png");
    if( bg != NULL )
    {
        int iX = 0, iY = 0, iW = 0, iH = 0 ;
        iW = bg->getContentSize().width;
        iH = bg->getContentSize().height;
        iX = ceil(visibleSize.width/iW);
        iY = ceil(visibleSize.height/iH);

        for ( i = 0; i < iX; i++ )
        {
            for ( j = 0; j < iY; j++ )
            {
                auto temp = Sprite::create("muwen.png");
                temp->setAnchorPoint(CCPointZero);
                temp->setPosition(ccp(i*iW,j*iH));
                addChild(temp);
            }
        }
    }

    //棋牌黑框 3*3
    auto cell = Sprite::create("point.png");
    if( cell != NULL )
    {
        int iLineW = 18;
        int x = visibleSize.width/2 - 1.5*cell->getContentSize().width;
        int y = visibleSize.height/2 - 1.5*cell->getContentSize().height;
        for ( i    = 0;  i < 3;  i++ )
        {
            for ( j = 0; j < 3; j++ )
            {
                auto temp = Sprite::create("point.png");
                temp->setAnchorPoint(CCPointZero);
                Point pos = ccp(x+1*iLineW+i*(cell->getContentSize().width-iLineW),y+1*iLineW+j*(cell->getContentSize().height-iLineW));
                temp->setPosition(pos);
                addChild(temp);
                maBoardPoints[i][j] = ccp(pos.x+8,pos.y+8);
            }
        }
    }

    //初始化外围的点的坐标
    for ( i = 0;  i < 3;  i++ )
    {
        maBoardPoints[i][3].x = maBoardPoints[i][2].x;
        maBoardPoints[i][3].y = maBoardPoints[i][2].y + (maBoardPoints[i][2].y - maBoardPoints[i][1].y);

        maBoardPoints[3][i].x = maBoardPoints[2][i].x + (maBoardPoints[2][i].x - maBoardPoints[1][i].x);
        maBoardPoints[3][i].y = maBoardPoints[2][i].y ;
    }

    maBoardPoints[i][3].x = maBoardPoints[2][2].x + (maBoardPoints[2][2].x - maBoardPoints[1][2].x);
    maBoardPoints[i][3].y = maBoardPoints[2][2].y + (maBoardPoints[2][2].y - maBoardPoints[2][1].y);

    reSet();

    //棋子
    for ( i = 0; i < 4; i++ )
    {
        for ( j = 0; j < 4; j++ )
        {
            if( 1 == maBoardData[i][j] )
            {
                auto point = Sprite::create("white_point.png");
                point->setPosition(maBoardPoints[i][j]);
                addChild(point);
            }
            else if( 2 == maBoardData[i][j] )
            {
                auto point = Sprite::create("black_point.png");
                point->setPosition(maBoardPoints[i][j]);
                addChild(point);
            }
            
        }
    }

    return true;
}

void Chessboard::reSet()
{
    memset(maBoardData,0,sizeof(maBoardData));
    //初始化1队
    int i = 0;
    for ( i = 0; i < 4; i++ )
    {
        maBoardData[i][3] = 1;
    }
    maBoardData[0][2] = 1;
    maBoardData[3][2] = 1;

    //初始化2队
    for ( i = 0; i < 4; i++ )
    {
        maBoardData[i][0] = 2;
    }
    maBoardData[0][1] = 2;
    maBoardData[3][1] = 2;
}

bool HelloWorld::init()
{
    //////////////////////////////
    // 1. super init first
    if ( !Layer::init() )
    {
        return false;
    }

    Size visibleSize = Director::getInstance()->getVisibleSize();
    Vec2 origin = Director::getInstance()->getVisibleOrigin();
    
    auto board = Chessboard::create();
    addChild(board);

    /////////////////////////////
    // 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(Vec2(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(Vec2::ZERO);
    this->addChild(menu, 1);
    
    return true;
}