WIN32打网球

//头文件header.h

#ifndef _HEADER
#define _HEADER
#include <windows.h>
#include <stdio.h>
#define KEYDOWN(vk_code)((GetAsyncKeyState(vk_code)& 0x8000)? 1: 0)
#define KEYUP(vk_code)((GetAsyncKeyState(vk_code) & 0x8000)? 0: 1)

HPEN white_pen = CreatePen(PS_SOLID, 2, RGB(255, 255, 255));
HPEN black_pen = CreatePen(PS_SOLID, 1, RGB(100, 100, 100));

HBRUSH yellow_brush= CreateSolidBrush(RGB(255, 255, 0));
HBRUSH black_brush= CreateSolidBrush(RGB(100, 100, 100));
HBRUSH white_brush= CreateHatchBrush(HS_CROSS, RGB(255, 255, 255));
HBRUSH bk_brush = CreateSolidBrush(RGB(137, 156, 205));
HBRUSH arnd_brush = CreateSolidBrush(RGB(66, 143, 165));
HBRUSH field_brush = CreateSolidBrush(RGB(125, 177, 104));

POINT NPCPOINT[4] = {
    {120,120} ,
    {650,120} ,
    {650,200} ,
    {120,200} };

POINT MANPOINT[4] = {
    {600,400} ,
    {640,400} ,
    {640,480} ,
    {600,480} };

POINT NETPOINT[17] = {
    {125,250} ,
    {128,250} ,
    {135,250} ,
    {140,251} ,
    {180,252} ,
    {200,255} ,
    {300,255} ,
    {550,252} ,
    {672,251} ,
    {675,250} ,
    {675,300} ,
    {600,296} ,
    {540,298} ,
    {500,295} ,
    {300,297} ,
    {175,300} ,
    {125,300} };

POINT BKPOINT[6] = { 
    {0   , 0} ,
    {800 , 0} ,
    {800,450} ,
    {630,130} ,
    {170,130} ,
    {0  ,450} };

POINT AROUNDPOINT[6] = {
    {0  ,450} ,
    {170,130} ,
    {630,130} ,
    {800,450} ,
    {800,600} ,
    {0  ,600} };

POINT FIELDPOINT[4] = {
    {200,150} ,
    {600,150} ,
    {775,550} ,
    { 25,550} };

#endif

//主程序

#include "header.h"

long FAR PASCAL WindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{    
    switch(message)
    {
    case WM_CREATE:
        break;
    case WM_CLOSE: //从右上角关闭触发
        {
            int result=MessageBox(hWnd, L"Are you sure to Quit?", L"alert",
                MB_YESNO|MB_ICONQUESTION);
            if(result == IDYES)
            {
                return DefWindowProc(hWnd,message,wParam,lParam);
            }
            else
            {
                return 0;
            }
        }break;
    case WM_DESTROY:  //销毁窗口
        PostQuitMessage(0);
        return 0;
    case WM_KEYDOWN:   //按键信息 
        switch(wParam)
        {
        case VK_ESCAPE:
            PostMessage(hWnd, WM_QUIT, 0, 0);
            break;
        }
        break;
    }
    return DefWindowProc(hWnd, message, wParam, lParam);// 返回给windows 处理//默认事件
}


//画背景
void DrawBkground(HWND hWnd)
{
    HDC hdc;
    hdc = GetDC(hWnd);
    SelectObject(hdc, black_pen);
    SelectObject(hdc, bk_brush);
    Polygon(hdc,BKPOINT,6);    
    SelectObject(hdc, black_pen);
    SelectObject(hdc, bk_brush);
    ReleaseDC(hWnd, hdc);
}
//画场地围边
void DrawAround(HWND hWnd)
{
    HDC hdc;
    hdc = GetDC(hWnd);
    SelectObject(hdc, black_pen);
    SelectObject(hdc, arnd_brush);

    Polygon(hdc,AROUNDPOINT,6);    

    SelectObject(hdc, black_pen);
    SelectObject(hdc, arnd_brush);
    ReleaseDC(hWnd, hdc);
}
//画场地
void DrawField(HWND hWnd)
{
    HDC hdc;
    hdc = GetDC(hWnd);

    SelectObject(hdc, black_pen);
    SelectObject(hdc, field_brush);

    Polygon(hdc,FIELDPOINT,4);    

    MoveToEx(hdc,400,150,NULL);
    LineTo(hdc, 400, 550);
    MoveToEx(hdc, 130, 300, NULL);
    LineTo(hdc, 665, 300);
    MoveToEx(hdc, 24, 551, NULL);
    LineTo(hdc, 775, 551);

    SelectObject(hdc, black_pen);
    SelectObject(hdc, field_brush);
    ReleaseDC(hWnd, hdc);
}

//画球网
void DrawNet(HWND hWnd)
{
    HDC hdc;
    hdc = GetDC(hWnd);

    SelectObject(hdc, white_pen);
    SelectObject(hdc, white_brush);
    SetBkMode(hdc, TRANSPARENT);

    Polygon(hdc,NETPOINT,17);    

    SelectObject(hdc, white_pen);
    SelectObject(hdc, white_brush);
    ReleaseDC(hWnd, hdc);
}
void DrawNPC(HWND hWnd)
{
    HDC hdc;
    hdc = GetDC(hWnd);

    SelectObject(hdc,white_pen);
    SelectObject(hdc,black_brush);

    Polygon(hdc, NPCPOINT,4);

    SelectObject(hdc,white_pen);
    SelectObject(hdc,black_brush);
    ReleaseDC(hWnd, hdc);
}

void DrawMan(HWND hWnd)
{
    HDC hdc;
    hdc = GetDC(hWnd);

    SelectObject(hdc,white_pen);
    SelectObject(hdc,black_brush);

    Polygon(hdc, MANPOINT,4);

    SelectObject(hdc,white_pen);
    SelectObject(hdc,black_brush);
    ReleaseDC(hWnd, hdc);
}
// win32主函数 
int PASCAL WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmLine, int nCmdShow)
{
    MSG msg;        //定义一个消息的对象
    HWND hWnd;      //窗口句柄
    WNDCLASS wc; //定义窗口类
    HDC hdc;

    //创建和设置窗口类
    wc.style  = CS_HREDRAW| CS_VREDRAW; //支持水平和垂直重绘
    wc.lpfnWndProc = WindowProc;  //定义相应信息的处理函数
    wc.cbClsExtra =0;           //附加内存空间
    wc.cbWndExtra =0;           //附加内存空间
    wc.hInstance =hInstance;  //窗口的实例化句柄
    wc.hIcon =;     //窗口的图标
    wc.hCursor =NULL;   //设置窗口鼠标的形状
    wc.hbrBackground=(HBRUSH)GetStockObject(BLACK_BRUSH); //背景刷及背景颜色
    wc.lpszMenuName =NULL; //窗口是否有菜单
    wc.lpszClassName =L"create window"; //窗口的类名称 全文必须一致
    ////
    RegisterClass(&wc); //注册窗口句柄
    hWnd =CreateWindowEx(WS_EX_TOPMOST, //窗口总显示在顶部
        L"create window", //窗口类名
        L"Gary", //窗口的标题
        WS_OVERLAPPEDWINDOW, //窗口的风格
        0, // 窗口左上角的x位置
        0, // 窗口左上角的y位置
        800,//GetSystemMetrics(SM_CXSCREEN), 宽度初始化 
        600,//GetSystemMetrics(SM_CYSCREEN), 高度初始化 
        NULL,  //父窗口句柄
        NULL,  //窗口菜单句柄
        hInstance, //窗口实例句柄
        NULL);  //附加信息
    if(! hWnd) //判断窗口是否建立成功
    {
        return FALSE;
    }

    ShowWindow(hWnd, nCmdShow); //显示窗口
    UpdateWindow(hWnd); //更新窗口
    //    ShowCursor(FALSE);
    hdc= GetDC(hWnd);

    char buffer[80];
    const short INITHEIGHT = 85;
    short ball_x=600;
    short ball_y=420;
    short ball_height=INITHEIGHT;
    short ball_size=20;
    short ball_xv=-2;
    short ball_yv=2;
    short count=0; //落地次数
    short ball_speed=1; //球弹跳速度
    bool direct = true; // 方向标志，true为向下落，false为向上升
    short bat_x=600;
    short bat_y=600;
    short strength=80;//击球力度，值越大，球平行飞行的距离越长 
    bool alive = true;

    srand(GetTickCount());

    while(alive)
    {
        DWORD start_time = GetTickCount();
        //一般来说，GetMessage 被设计用于高效的从消息队列中获取消息，
        //如果队列中没有消息，那么导致线程处于睡眠状态，而PeekMessage不会导致睡眠
        //它马上返回0；
        if(PeekMessage(&msg, NULL, 0U, 0U, PM_REMOVE))
            //接收系统信息(&msg 为MSG 类型的信息结构体，NULL是窗口句柄， 
            //0，0表示接受所有窗口的消息
        {
            if(msg.message == WM_QUIT)
                break;
            TranslateMessage(&msg); //转换信息
            DispatchMessage(&msg);  //调用回调函数
        }
        else
        {
            if(KEYDOWN(VK_LEFT) &&(MANPOINT[0].x > 20) )
            {
                MANPOINT[0].x -= 12;
                MANPOINT[1].x -= 12;
                MANPOINT[2].x -= 12;
                MANPOINT[3].x -= 12;
            }

            if(KEYDOWN(VK_RIGHT) &&(MANPOINT[0].x < 740) )
            {
                MANPOINT[0].x += 12;
                MANPOINT[1].x += 12;
                MANPOINT[2].x += 12;
                MANPOINT[3].x += 12;
            }

            if(KEYDOWN(VK_UP) &&(MANPOINT[0].y > 350) )
            {
                MANPOINT[0].y -= 12;
                MANPOINT[1].y -= 12;
                MANPOINT[2].y -= 12;
                MANPOINT[3].y -= 12;
            }

            if(KEYDOWN(VK_DOWN) &&(MANPOINT[0].y < 470) )
            {
                MANPOINT[0].y += 12;
                MANPOINT[1].y += 12;
                MANPOINT[2].y += 12;
                MANPOINT[3].y += 12;
            }
            //渲染部分            
            DrawBkground(hWnd);
            DrawAround(hWnd);
            DrawField(hWnd);
            DrawNPC(hWnd);

            if(ball_y >=270)
            {
                DrawNet(hWnd);
                ball_size = 20;
            }

            SelectObject(hdc, black_pen);            
            //画影子
            SelectObject(hdc, black_brush);
            Ellipse(hdc, ball_x, ball_y+ball_height, 
                ball_x+ball_size-3, ball_y+ball_height+ball_size-5);
            //画球
            SelectObject(hdc, yellow_brush);
            Ellipse(hdc,ball_x,ball_y,ball_x+ball_size,ball_y+ball_size);
            SelectObject(hdc, black_pen);
            SelectObject(hdc, yellow_brush);
            if(ball_y <270)
            {
                DrawNet(hWnd);
                ball_size = 18;
            }

            DrawMan(hWnd);

            ball_x += ball_xv;
            ball_y += ball_yv;        
            if(direct)
            {    
                strength -=3;
                if( strength <=0)
                {
                    ball_height -= ball_speed++;
                    strength=0;
                }

                if(ball_height <= 0)
                {
                    ball_height=0;
                    count++;
                    if(ball_xv<0)
                    {
                        ball_xv++;    
                    }
                    else
                    {
                        ball_xv--;
                    }

                    if(ball_yv<0)
                    {
                        ball_yv++;    
                    }
                    else
                    {
                        ball_yv--;
                    }

                    direct = !direct;

                }
            }
            else
            {
                ball_speed -= 2;
                ball_height += ball_speed;

                if(ball_speed <= 0)
                {
                    direct = !direct; 
                }

            }
            if(count>=2)
            {
                alive = false;
                MessageBox(hWnd, L"Game Over!", L"message:", MB_OK);
            }

            //画球结束

            //碰撞检测
            if(ball_x > MANPOINT[0].x-10 
                && ball_x < MANPOINT[1].x 
                && ball_y > MANPOINT[0].y-10
                && ball_y < MANPOINT[3].y
                && ball_yv> 0 )
            {
                strength = 80+ rand()%10;
                ball_height = INITHEIGHT;

                if(rand()%2==0)
                {                    
                    ball_xv = -1*rand()%6;
                }
                else
                {
                    ball_xv = rand()%3;
                }

                ball_yv = -1*(rand()%8 + 4);
                count = 0;
            }
            else
            {
                if( ball_x > NPCPOINT[0].x-10 
                    && ball_x < NPCPOINT[1].x
                    && ball_y > NPCPOINT[0].y-10
                    && ball_y < NPCPOINT[3].y
                    && ball_yv< 0)
                {
                    strength = 50+rand()%40;
                    ball_height = INITHEIGHT;
                    if(rand()%2==0)
                    {
                        ball_xv = -1*rand()%3;
                    }
                    else
                    {
                        ball_xv = rand()%3;
                    }

                    ball_yv = rand()%8 + 4;
                    count = 0;
                }
            }

            while(GetTickCount()- start_time < 43);
        }
    }
    DeleteObject(white_pen);
    DeleteObject(black_pen);
    DeleteObject(yellow_brush);
    DeleteObject(black_brush);
    DeleteObject(white_brush);
    DeleteObject(bk_brush);
    DeleteObject(arnd_brush);
    DeleteObject(field_brush);

    ReleaseDC(hWnd, hdc);
    UnregisterClass(L"create window", wc.hInstance);
    //注销窗口
    return 1;
}

其中我自己添加了一个“刀.ico”图标，

不添加直接赋值为空 wc.hIcon = NULL;