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C/C++ Source or Header  |  1989-01-09  |  4.0 KB  |  121 lines
  1. /*--------------------------------------------
  2.    BRICKS.C -- Customized Pattern from Bitmap
  3.   --------------------------------------------*/
  4.  
  5. #define INCL_WIN
  6. #define INCL_GPI
  7. #include <os2.h>
  8. #include <stdlib.h>
  9.  
  10. #define LCID_BRICKS_BITMAP    1L
  11.  
  12. MRESULT EXPENTRY ClientWndProc (HWND, USHORT, MPARAM, MPARAM) ;
  13.  
  14. int main (void)
  15.      {
  16.      static CHAR  szClientClass [] = "Bricks" ;
  17.      static ULONG flFrameFlags = FCF_TITLEBAR      | FCF_SYSMENU |
  18.                                  FCF_SIZEBORDER    | FCF_MINMAX  |
  19.                                  FCF_SHELLPOSITION | FCF_TASKLIST ;
  20.      HAB          hab ;
  21.      HMQ          hmq ;
  22.      HWND         hwndFrame, hwndClient ;
  23.      QMSG         qmsg ;
  24.  
  25.      hab = WinInitialize (0) ;
  26.      hmq = WinCreateMsgQueue (hab, 0) ;
  27.  
  28.      WinRegisterClass (hab, szClientClass, ClientWndProc, CS_SIZEREDRAW, 0) ;
  29.  
  30.      hwndFrame = WinCreateStdWindow (HWND_DESKTOP, WS_VISIBLE,
  31.                                      &flFrameFlags, szClientClass, NULL,
  32.                                      0L, NULL, 0, &hwndClient) ;
  33.  
  34.      while (WinGetMsg (hab, &qmsg, NULL, 0, 0))
  35.           WinDispatchMsg (hab, &qmsg) ;
  36.  
  37.      WinDestroyWindow (hwndFrame) ;
  38.      WinDestroyMsgQueue (hmq) ;
  39.      WinTerminate (hab) ;
  40.      return 0 ;
  41.      }
  42.  
  43. MRESULT EXPENTRY ClientWndProc (HWND hwnd, USHORT msg, MPARAM mp1, MPARAM mp2)
  44.      {
  45.      static BYTE      abBrick [] = {
  46.                                    0x00, 0x00, 0x00, 0x00,
  47.                                    0xF3, 0x00, 0x00, 0x00,
  48.                                    0xF3, 0x00, 0x00, 0x00,
  49.                                    0xF3, 0x00, 0x00, 0x00,
  50.                                    0x00, 0x00, 0x00, 0x00,
  51.                                    0x3F, 0x00, 0x00, 0x00,
  52.                                    0x3F, 0x00, 0x00, 0x00,
  53.                                    0x3F, 0x00, 0x00, 0x00
  54.                                    } ;
  55.      static HBITMAP   hbm ;
  56.      static POINTL    aptl [2] ;
  57.      BITMAPINFO       *pbmi ;
  58.      BITMAPINFOHEADER bmp ;
  59.      HPS              hps ;
  60.  
  61.      switch (msg)
  62.           {
  63.           case WM_CREATE:
  64.                               /*----------------------
  65.                                  Create 8 by 8 bitmap
  66.                                 ----------------------*/
  67.  
  68.                bmp.cbFix     = sizeof bmp ;
  69.                bmp.cx        = 8 ;
  70.                bmp.cy        = 8 ;
  71.                bmp.cPlanes   = 1 ;
  72.                bmp.cBitCount = 1 ;
  73.  
  74.                pbmi = malloc (sizeof (BITMAPINFO) + sizeof (RGB)) ;
  75.  
  76.                pbmi->cbFix     = sizeof bmp ;
  77.                pbmi->cx        = 8 ;
  78.                pbmi->cy        = 8 ;
  79.                pbmi->cPlanes   = 1 ;
  80.                pbmi->cBitCount = 1 ;
  81.  
  82.                pbmi->argbColor[0].bBlue  = 0 ;
  83.                pbmi->argbColor[0].bGreen = 0 ;
  84.                pbmi->argbColor[0].bRed   = 0 ;
  85.                pbmi->argbColor[1].bBlue  = 0xFF ;
  86.                pbmi->argbColor[1].bGreen = 0xFF ;
  87.                pbmi->argbColor[1].bRed   = 0xFF ;
  88.  
  89.                hps = WinGetPS (hwnd) ;
  90.                hbm = GpiCreateBitmap (hps, &bmp, CBM_INIT, abBrick, pbmi) ;
  91.  
  92.                WinReleasePS (hps) ;
  93.                free (pbmi) ;
  94.                return 0 ;
  95.  
  96.           case WM_SIZE:
  97.                aptl[1].x = SHORT1FROMMP (mp2) ;
  98.                aptl[1].y = SHORT2FROMMP (mp2) ;
  99.                return 0 ;
  100.  
  101.           case WM_PAINT:
  102.                hps = WinBeginPaint (hwnd, NULL, NULL) ;
  103.  
  104.                GpiSetBitmapId (hps, hbm, LCID_BRICKS_BITMAP) ;
  105.                GpiSetPatternSet (hps, LCID_BRICKS_BITMAP) ;
  106.  
  107.                GpiBitBlt (hps, NULL, 2L, aptl, ROP_PATCOPY, BBO_AND) ;
  108.  
  109.                GpiSetPatternSet (hps, LCID_DEFAULT) ;
  110.                GpiDeleteSetId (hps, LCID_BRICKS_BITMAP) ;
  111.  
  112.                WinEndPaint (hps) ;
  113.                return 0 ;
  114.  
  115.           case WM_DESTROY:
  116.                GpiDeleteBitmap (hbm) ;
  117.                return 0 ;
  118.           }
  119.      return WinDefWindowProc (hwnd, msg, mp1, mp2) ;
  120.      }
  121.