简易五子棋实现

一开始看见别人在写五子棋，我不太认同他的算法。于是，我自己试着写了一个。

#include <windows.h>
LRESULT CALLBACK WndProc (HWND, UINT,WPARAM, LPARAM);

#include "wuziqi.h"

LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;

int WINAPI WinMain (HINSTANCE hInstance,//实例句柄
                    HINSTANCE hPrevInstance,//应用程序的先前实例的句柄;对于一个32位程序，该参数总为NULL
                    PSTR szCmdLine,//指定传递给应用程序的命令行参数
                    int iCmdShow)//启动参数，表示“常规窗口”、“最小化”、“最大化”等启动状态
{
     static TCHAR szAppName[] = TEXT ("HelloWin") ;
     HWND         hwnd ;//窗口句柄
     MSG          msg ;//消息结构体；用于从消息队列获取消息的结构体参数
     WNDCLASS     wndclass ;//窗口结构体

     wndclass.style         = CS_HREDRAW | CS_VREDRAW ; //窗口样式
     wndclass.lpfnWndProc   = WndProc ; //窗口消息处理过程函数
     wndclass.cbClsExtra    = 0 ;  //预留的位元组数
     wndclass.cbWndExtra    = 0 ;  //预留的位元组数
     wndclass.hInstance     = hInstance ;  //赋予实例句柄
     wndclass.hIcon         = LoadIcon (NULL, IDI_APPLICATION) ;//图标
     wndclass.hCursor       = LoadCursor (NULL, IDC_ARROW) ; //游标
     wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ; //背景色
     wndclass.lpszMenuName  = NULL ;  //菜单栏名字表
     wndclass.lpszClassName = szAppName ; //程序类名

     //检测是否是NT之类的系统
     if (!RegisterClass (&wndclass))//注册一个窗口类别
     {
          MessageBox (NULL, TEXT ("This program requires Windows NT!"),  //显示消息框
                      szAppName, MB_ICONERROR) ;
          return 0 ;
     }               

     //基于窗口类创建一个窗口
     hwnd = CreateWindow (szAppName,                  //窗口类名称  
                          TEXT ("五子棋"), //窗口标题
                          WS_OVERLAPPEDWINDOW,        //窗口风格
                          CW_USEDEFAULT,              //初始X坐标
                          CW_USEDEFAULT,              //初始y坐标
                          360,              //初始x尺寸
                          380,              //初始y尺寸
                          NULL,                       //父窗口句柄
                          NULL,                       //窗口菜单句柄
                          hInstance,                  //程序实例句柄
                          NULL) ;                     //创建参数

     ShowWindow (hwnd, iCmdShow) ; //显示窗口
     UpdateWindow (hwnd) ;//优先WM_PAINT绘制窗口

     //从消息队列获取消息 
     while (GetMessage (&msg, NULL, 0, 0))
     {
          TranslateMessage (&msg) ;//翻译一些键盘消息
          DispatchMessage (&msg) ;//将消息发送给窗口过程
     }

     return msg.wParam ;
}

#include "wuziqi.h"

#define Bai 1        //白色
#define Hei 2        //黑色
#define Wu  3        //无

typedef struct
{
    int x;
    int y;
    int color;
}
qizi;                       //定义棋子结构

static qizi map[256];    //棋盘

static     int   color=Bai;

void MapData()//初始化棋盘
{
    int i,j;
    for(i=0;i<16;i++)
        for(j=0;j<16;j++)
        {
            map[i*16+j].x=i*20+20;
            map[i*16+j].y=j*20+20;
            map[i*16+j].color=Wu;
        }
}

int GetColor(int x,int y)//输入棋子坐标查找颜色
{
    int i;
    for(i=0;i<256;i++)
    {
        if(map[i].x==x)
            if(map[i].y==y)
                return map[i].color;
    }
    return 0;
}

void SetColor(int x,int y,int color)//更改颜色
{
    int i;
    for(i=0;i<256;i++)
    {
        if(map[i].x==x)
            if(map[i].y==y)
            {
                map[i].color=color;
                break;
            }
    }
}

int GetMouse(int x,int y,int *x2,int *y2)   //鼠标点击范围获取
{
        if(x%20<=8)
        {
            *x2=x-x%20;
            if(y%20<=8)
            {
                *y2=y-y%20;
                return 1;
            }
            if(y%20>=12)
            {
                *y2=y-y%20+20;
                return 1;
            }
        }
        if(x%20>=12)
        {
            *x2=x-x%20+20;
            if(y%20<=8)
            {
                *y2=y-y%20;
                return 1;
            }
            if(y%20>=12)
            {
                *y2=y-y%20+20;
                return 1;
            }
        }
        return 0;
}

void HuiZhiQiZi(HWND hwnd,HDC hdc,int color,int x,int y)//绘制棋子
{
    if(color==Bai)
    {
        hdc=GetDC(hwnd);
        SelectObject(hdc,GetStockObject(WHITE_BRUSH));
        Ellipse(hdc,x-8,y-8,x+8,y+8);
        ReleaseDC(hwnd,hdc);
    }
    if(color==Hei)
    {
        hdc=GetDC(hwnd);
        SelectObject(hdc,GetStockObject(BLACK_BRUSH));
        Ellipse(hdc,x-8,y-8,x+8,y+8);
        ReleaseDC(hwnd,hdc);

    }
}

void WinBox(int color)
{
    if(color==Bai)
        MessageBox (NULL, TEXT ("白棋获胜！！！"), TEXT ("duoyun"), MB_OKCANCEL) ;
    if(color==Hei)
        MessageBox (NULL, TEXT ("黑棋获胜！！！"), TEXT ("duoyun"), MB_OKCANCEL) ;
}

int WinH1(int time,int color,int x,int y)
{
    if(time==5)
        return time;
    else if(GetColor(x,y)==color)
        WinH1(time+1,color,x-20,y);
    else
        return time;
}

int WinH2(int time,int color,int x,int y)
{
    if(time==5)
        return time;
    else if(GetColor(x,y)==color)
        WinH2(time+1,color,x+20,y);
    else
        return time;
}

int WinS1(int time,int color,int x,int y)
{
    if(time==5)
        return time;
    else if(GetColor(x,y)==color)
        WinS1(time+1,color,x,y-20);
    else
        return time;
}

int WinS2(int time,int color,int x,int y)
{
    if(time==5)
        return time;
    else if(GetColor(x,y)==color)
        WinS2(time+1,color,x,y+20);
    else
        return time;
}

int WinZX1(int time,int color,int x,int y)
{
    if(time==5)
        return time;
    else if(GetColor(x,y)==color)
        WinZX1(time+1,color,x-20,y-20);
    else
        return time;
}

int WinZX2(int time,int color,int x,int y)
{
    if(time==5)
        return time;
    else if(GetColor(x,y)==color)
        WinZX2(time+1,color,x+20,y+20);
    else
        return time;
}

int WinYX1(int time,int color,int x,int y)
{
    if(time==5)
        return time;
    else if(GetColor(x,y)==color)
        WinYX1(time+1,color,x+20,y-20);
    else
        return time;
}

int WinYX2(int time,int color,int x,int y)
{
    if(time==5)
        return time;
    else if(GetColor(x,y)==color)
        WinYX2(time+1,color,x-20,y+20);
    else
        return time;
}

void Win(int time,int color,int x,int y)
{
    if(  ( WinH1(time,color,x,y)+WinH2(time,color,x,y) ) >5)
        WinBox(color);
    if(  ( WinS1(time,color,x,y)+WinS2(time,color,x,y) ) >5)
        WinBox(color);
    if(  ( WinZX1(time,color,x,y)+WinZX2(time,color,x,y) ) >5)
        WinBox(color);
    if(  ( WinYX1(time,color,x,y)+WinYX2(time,color,x,y) ) >5)
        WinBox(color);
}

LRESULT CALLBACK WndProc (HWND hwnd, //窗口句柄
                          UINT message, //消息ID
                          WPARAM wParam, //消息数据
                          LPARAM lParam)//消息数据
{
     HDC         hdc ;//设备环境句柄
     PAINTSTRUCT ps ;//绘图信息结构体
     //RECT        rect ;//矩形结构体
     int         i,j;
     //POINT       point;
     int         x,y,x2=0,y2=0;
     int         time=0;

     //处理消息ID
     switch (message)
     {
     case WM_CREATE:
         MapData();
         return 0;     

     case WM_LBUTTONDOWN:
         x=LOWORD(lParam);
         y=HIWORD(lParam);
         if(GetMouse(x,y,&x2,&y2) && (GetColor(x2,y2)==3) )
         {
             
             hdc=GetDC(hwnd);
             ReleaseDC(hwnd,hdc);
             
             SetColor(x2,y2,color);
             HuiZhiQiZi(hwnd,hdc,color,x2,y2);
             
             Win(time,color,x2,y2);

             color=(Bai+Hei)-color;
         }
         return 0;

     case WM_PAINT:
         hdc = BeginPaint (hwnd, &ps) ;//窗口绘制开始
         //GetClientRect (hwnd, &rect) ; //获取窗口客户区的尺寸
         for(i=20;i<=(16*20);i+=20)
         {
             MoveToEx(hdc,i,20,NULL);
             LineTo(hdc,i,320);
         }
         for(j=20;j<=(16*20);j+=20)
         {
             MoveToEx(hdc,20,j,NULL);
             LineTo(hdc,320,j);
         }
         for(i=0;i<256;i++)
         {
             if(map[i].color==Bai)
                 HuiZhiQiZi(hwnd,hdc,Bai,map[i].x,map[i].y);
             if(map[i].color==Hei)
                 HuiZhiQiZi(hwnd,hdc,Hei,map[i].x,map[i].y);
         }

         EndPaint (hwnd, &ps) ; //结束窗口绘制
         return 0 ;
     case WM_DESTROY:
         PostQuitMessage (0) ;//将‘退出’消息插入消息队列
         return 0 ;
     }
     return DefWindowProc (hwnd, message, wParam, lParam) ;//执行默认的消息处理
}