C++编写简单的打靶游戏

#define GDIPVER 0x0110 #define WIN32_LEAN_AND_MEAN #include <windows.h>#include <ObjIdl.h>#include <GdiPlus.h>#include <windowsx.h>#include <tchar.h>#include <mmsystem.h>#include <stdio.h>#include <stdlib.h>#include <math.h>#include <time.h>#include "resource.h"#include <mmsystem.h> #pragma comment(lib, "winmm.lib")#pragma comment(lib,"GdiPlus.lib")using namespace Gdiplus;#define WINDOW_WIDTH 800#define WINDOW_HEIGHT 600static int cxball,cyball; VOID OnPaint(HDC hDC,int x,int y){  Graphics _g(hDC);   //构造画笔  Pen _p(    Color::Red,     //颜色    2.0F);       //笔宽(默认:1.0F)  _g.DrawEllipse(&_p,x, y, 50, 50);   //设置笔宽与颜色  _p.SetColor(Color(255,111,222,55)); //设置颜色  _p.SetWidth(3.0F);//设置笔宽   //获得笔宽与颜色  Color _c;_p.GetColor(&_c);//获取颜色  REAL _r = _p.GetWidth();//获取笔宽}LRESULT CALLBACK WinProc(HWND hWnd,               UINT msg,               WPARAM wparam,               LPARAM lparam){  static PMSG pmsg; switch(msg)  {    PAINTSTRUCT  ps ;    HDC hDC;    static int  cxClient, cyClient ;    static int cxcreat,cycreat;    static int times,score;     TCHAR szText[256];   case WM_CREATE:     {    hDC = GetDC(hWnd);         PlaySound(MAKEINTRESOURCE(IDR_WAVE1), hinstance_app, SND_RESOURCE | SND_ASYNC);         times = 9;    score = 0;    ReleaseDC(hWnd,hDC);    return(0);    } break;  case WM_SIZE:    {     cxClient = LOWORD (lparam) ;     cyClient = HIWORD (lparam) ;     return 0 ;    }    break;   case WM_LBUTTONDOWN :    {      switch (wparam)      {      case MK_LBUTTON:             hDC = GetDC(hWnd);      sprintf(szText,"得分为 %d",score);      TextOut(hDC,900,240,szText,10);      times--;      sprintf(szText,"次数为 %d",times);      TextOut(hDC,900,280,szText,8);      cxcreat = (int)LOWORD( lparam ) ;  //获取鼠标位置x坐标信息      cycreat = (int)HIWORD( lparam ) ;  //获取鼠标位置y坐标信息      SetBkMode(hDC, OPAQUE);      if(cxcreat>cxball-50&&cxcreat<cxball+50)      {        if(cycreat>cyball-50&&cycreat<cyball+50)        {          score+=100;                   }      }      if(times <= 0)      {        score = 0;        times = 0;        MessageBox(hWnd,TEXT("次数超过了"),TEXT("错误"),MB_ICONERROR);      }      ReleaseDC(hWnd,hDC);      break;      }      return 0;    }    break;  case WM_PAINT:     {    hDC = BeginPaint(hWnd,&ps);    MoveToEx(hDC,800,0,NULL);    LineTo(hDC,800,600);    MoveToEx(hDC,0,600,NULL);    LineTo(hDC,800,600);    EndPaint(hWnd,&ps);    return(0);    } break;   case WM_DESTROY:     {    PlaySound(NULL, hinstance_app, SND_PURGE);    PostQuitMessage(0);    return(0);    } break;   default:break;   }return (DefWindowProc(hWnd, msg, wparam, lparam)); }INT WINAPI WinMain(HINSTANCE hInst, HINSTANCE, LPSTR, INT){  HWND hwnd;  ULONG_PTR GdiplusToken;  GdiplusStartupInput GdiplusStartupInput;  Status sResult = GdiplusStartup(&GdiplusToken, &GdiplusStartupInput, NULL);  if(sResult != Ok)return 0;     WNDCLASSEX WndClassEx =   {    sizeof(WNDCLASSEX),     CS_HREDRAW | CS_VREDRAW,    WinProc,    0L,    0L,    GetModuleHandle(NULL),    LoadIcon(hInst, MAKEINTRESOURCE(IDI_ICON1)),    LoadCursor(hInst, MAKEINTRESOURCE(IDC_CURSOR1)),    (HBRUSH)GetStockObject(WHITE_BRUSH),    NULL,    _T("SimpleWindowClass"),    LoadIcon(hInst, MAKEINTRESOURCE(IDI_ICON1))  };  RegisterClassEx(&WndClassEx);      hwnd = CreateWindow(    _T("SimpleWindowClass"),    _T("pan's game ~~"),    WS_OVERLAPPEDWINDOW| WS_VSCROLL,    CW_USEDEFAULT,    CW_USEDEFAULT,    CW_USEDEFAULT,    CW_USEDEFAULT,    GetDesktopWindow(),    NULL,    WndClassEx.hInstance,    NULL);   ShowWindow(hwnd, SW_SHOWDEFAULT);  UpdateWindow(hwnd);  HDC hdc;  hdc = GetDC(hwnd);  srand(GetTickCount());  cxball = WINDOW_WIDTH/2;  cyball = WINDOW_HEIGHT/2;  RECT rect;  rect.left=0;  rect.bottom=600;  rect.right=800;  rect.top=0;  int xv = -4+rand()%8;  int yv = -4+rand()%8;     MSG Msg;  do  {    GetMessage(&Msg, NULL, 0U, 0U);    TranslateMessage(&Msg);    DispatchMessage(&Msg);    OnPaint(hdc,cxball,cyball);    cxball += xv;    cyball += yv;    if (cxball < 0 || cxball > WINDOW_WIDTH - 50)    {      xv=-xv;      cxball += xv;    }    else if (cyball < 0 || cyball > WINDOW_HEIGHT - 50)    {      yv=-yv;      cyball += yv;    }    OnPaint(hdc,cxball,cyball);    Sleep(10);    InvalidateRect(hwnd,&rect,TRUE);  }while(Msg.message != WM_QUIT);     ReleaseDC(hwnd,hdc);  UnregisterClass(    _T("SimpleWindowClass"),    WndClassEx.hInstance);  GdiplusShutdown(GdiplusToken);  return 0;}