//主窗口句柄;
extern HWND hWnd;
class CMainFrame;
//主窗口類指針;設為全局變量便于各個類訪問其方法;
extern CMainFrame* pCMainFrame;

//關于Direct設備的類;

//DirectInput設備接口指針;
class CMyDirectInput;
extern CMyDirectInput* pInput;	
//DirectDraw設備接口指針;	
class CMyDirectDraw;
extern CMyDirectDraw* pDraw;
extern LPDIRECTDRAWSURFACE7  lpddsprimary;		  // 主表面;
extern LPDIRECTDRAWSURFACE7  lpddsback;			  //后緩沖表面;
extern LPDIRECTDRAWSURFACE7  lpddsbg_Game;	      //存放游戲界面的離屏表面;

//游戲主體框架類;
class CGame;
//class CSingle_Game;
extern CGame* pGame;

//一張撲克;
class CCard;
//所有的牌;
extern CCard g_cAllCards[54];	

//存儲玩家信息的類;
class CPlayerInfo;
extern CPlayerInfo* pCenterPlayer;
extern CPlayerInfo* pLeftPlayer;
extern CPlayerInfo* pRightPlayer;
	  
//撲克數據和算法類;
class CPlayingCards;
extern CPlayingCards* pLeftCards;     //左邊玩家的牌對象;
extern CPlayingCards* pCenterCards;		  //主機玩家的牌對象;
extern CPlayingCards* pRightCards;	  //右邊玩家的牌對象;

//關于其他精靈的繪制引擎;
class CDrawItemEngine;
extern CDrawItemEngine* pDrawItem;

//關于撲克繪制的引擎;
class CDrawCardsEngine;
extern CDrawCardsEngine* pDrawCards;
//游戲牌面坐標系統;
class CCardsMap;
extern CCardsMap* pCardsMap;

//網絡設備;
class CLink;
extern  CLink* pServerLink1;  //連接客戶1;
extern  CLink* pServerLink2;  //連接客戶2;
extern  CLink* pClientLink;   //客戶端1;

//位置坐標;
extern int  Screen_Width, Screen_Height;  //屏幕長,寬;

extern int  Cards_Width,  Cards_Height;  //撲克長寬;

//中間玩家未出的牌的起始位置;
extern int	Center_x0,		Center_y0;  
//中間玩家已經出過的牌;
extern int  Center_x1,		Center_y1;
//中間玩家剛出的牌;
extern int  Center_x2,	    Center_y2; 

//左邊玩家未出的牌;
extern int Left_x0,			Left_y0;	
//左邊玩家已經出過的牌;
extern int Left_x1,			Left_y1;	
//左邊玩家剛出的牌;
extern int Left_x2,			Left_y2;	

//右邊玩家未出的牌;
extern int Right_x0,		Right_y0; 
//右邊玩家已經出過的牌;
extern int Right_x1,		Right_y1;  
//右邊玩家剛出的牌;
extern int Right_x2,		Right_y2;  

extern int Lord_Card1_x,	 Lord_Card1_y;
extern int Lord_Card2_x,	 Lord_Card2_y;
extern int Lord_Card3_x,	 Lord_Card3_y;

//發牌的起始位置;
extern int	Card_x;		    
extern int  Card_y;
//左,右玩家未出與已出牌的間距:
extern int	Card_Distance0;
//中間玩家未出的牌的間距;
extern int	Card_Distance1;
//剛出的牌的間距
extern int	Card_Distance2;
//中間撲克選擇后突出的高度;
extern int	Card_Up;

//游戲屏幕刷新函數;
//bSprimary參數表示是否將重畫顯示到主表面,默認是顯示到主表面;
int RedrawGame(BOOL bSprimary = 1);

class CPlayerInfo
{
public:
	int m_nPlayerType;   //0表示單人游戲,1表示服務器,2表示客戶端;
	int m_nFaceID;
	char m_szName[6];
	int m_nScore;		//得分;
	int m_nWin;			//勝;
	int m_nLose;		//負; 
public:
	CPlayerInfo();
};

enum Who_Is_Lord{ no_player = -1, left_player = 0, center_player = 1, right_player = 2 };
//游戲主體框架類;
class CGame
{
public:
	//0代表左邊玩家(電腦)是地主;1代表中間(本機)玩家,2代表右邊玩家(電腦);
	int m_nCurrentLord;		//當前地主;

protected:
		
	int m_nDefaultLord;		//默認地主;
	int m_nLordLock;		//地主出牌鎖定,
							//0表示左邊鎖定,1表示中間鎖定,2表示右邊鎖定,-1解開;

	BOOL m_bButton;			//延時鎖;
	BOOL m_bOperate ;		//是否允許用戶選擇牌;

	int m_nRoundCounter;    //計算一輪內出牌次數;
	int m_nBombCounter;		//計算炸彈個數;
	int m_nGameCounter;     //計算牌局數; 

    CRect m_cCardsRect;		//未出牌區域;
	CRect m_cCardsUpRect;	//提前牌區域;
	
	//注意:常量大寫,加前綴,可加下劃線;
	const CRect m_cOK_RECT;		//出牌按鈕;  
	const CRect m_cYES_RECT;	//選擇是否當地主; 是;
	const CRect m_cNO_RECT;		//選擇是否當地主; 否;
	const CRect m_cEXIT_RECT;   //退出游戲;

protected:
	void ShuffleCards();
	void NewGame();			//開始新的牌局,洗牌;			
	int CompareCards();	    //比較當前牌是否為合法;
	void AccountScore(int player);

	virtual int CenterDoing() = 0;		//本機(中間)玩家的出牌處理;
	virtual int LeftDoing() = 0;		//左邊玩家（電腦）思考，并決定要出的牌;
	virtual int RightDoing() = 0;		//右邊玩家（電腦）思考，并決定要出的牌;

public:
	CGame();
	virtual ~CGame();

	void Init();				//游戲初始化

	int RefreshMyTurn();		//當輪到本機玩家出牌時的屏幕刷新函數;
								//要被其他用戶調用,所以設為公有;

	//刷新菜單控制整個游戲生命周期的線程函數;
	static DWORD WINAPI RefreshMenu(LPVOID pParam);

	virtual int Run() = 0;		//整個游戲過程的中樞;
};