e.cpp

推箱子的程序是用来解释一种推箱子的技术的源代码的一个创意

    static POINT  iMan; //人的位置

 

     HDC     hdc;
     PAINTSTRUCT   ps;
     TEXTMETRIC   tm;

     TCHAR    szBuffer [10];


     switch ( message)
     {
     case WM_CREATE:

      SetTimer ( hwnd, ID_TIMER, 300, NULL);

      hdc = GetDC ( hwnd);

      GetTextMetrics ( hdc, &tm);
      cxChar = tm.tmAveCharWidth;
      cxCaps = ( tm.tmPitchAndFamily & 1 ? 2 : 3)
         * cxChar / 2;
      cyChar = tm.tmHeight + tm.tmExternalLeading ;

      iLevel = 0;
      iNum = 0;

      bMan = FALSE;

      pLevelMap = NULL;
      pDest = NULL;

      pLevelMap = InitNewLevel ( iLevel);
      pDest = InitDest ( pLevelMap);
      iMan = InitMan ( pLevelMap);
      pBox = InitBox ( pLevelMap);


      ReleaseDC ( hwnd, hdc);

      return 0;
     case WM_SIZE:
      cxClient = LOWORD ( lParam);
      cyClient = HIWORD ( lParam);
      return 0;

     case WM_KEYDOWN:
      switch ( wParam)
      {
      case VK_UP:

       pPS0 = pLevelMap;

       while ( pPS0) // while 1
       {
        if ( pPS0->Position .x == iMan.x  &&
          pPS0->Position .y == iMan.y - 1 &&
          pPS0->i == 4)
          // 为空
        {
         hdc = GetDC ( hwnd);

         MoveCoordinate ( hdc, cxClient, cyClient);

         SelectObject ( hdc, GetStockObject ( WHITE_PEN) );
         DrawMan ( hdc, iMan);

         iMan.y--;
         iNum++;

         SelectObject ( hdc, GetStockObject ( BLACK_PEN) );
         DrawMan ( hdc, iMan);

           // 如果原位置是目的 则要将该位置画白

           pPs2 = pDest;

           // 找到人原位置
           while ( pPs2) // while 5
           {
            if( pPs2->Position.x == iMan.x &&
             pPs2->Position.y == iMan.y + 1)
             // iMan.y已减1
            {

             SelectObject ( hdc, GetStockObject ( WHITE_BRUSH) );
             Drawdest ( hdc , iMan.x, iMan.y + 1);

             break;
            }// end if
            pPs2 = pPs2->Next;
           }//end while 5

         break;
        }// end if
        else if ( pPS0->Position .x == iMan.x  &&
          pPS0->Position .y == iMan.y - 1 &&
          pPS0->i == 2)