rostests/apitests/gdi32/init.c

   1
   2 #include <stdio.h>
   3 #include <windef.h>
   4 #include <wingdi.h>
   5 #include "init.h"
   6
   7 HBITMAP ghbmp1, ghbmp4, ghbmp8, ghbmp16, ghbmp24, ghbmp32;
   8 HBITMAP ghbmpDIB1, ghbmpDIB4, ghbmpDIB8, ghbmpDIB16, ghbmpDIB24, ghbmpDIB32;
   9 HDC ghdcDIB1, ghdcDIB4, ghdcDIB8, ghdcDIB16, ghdcDIB24, ghdcDIB32;
  10 PVOID gpvDIB1, gpvDIB4, gpvDIB8, gpvDIB16, gpvDIB24, gpvDIB32;
  11 ULONG (*gpDIB32)[8][8];
  12 HPALETTE ghpal;
  13
  14 MYPAL gpal =
  15 {
  16     0x300, 8,
  17     {
  18         { 0x10, 0x20, 0x30, PC_NOCOLLAPSE },
  19         { 0x20, 0x30, 0x40, PC_NOCOLLAPSE },
  20         { 0x30, 0x40, 0x50, PC_NOCOLLAPSE },
  21         { 0x40, 0x50, 0x60, PC_NOCOLLAPSE },
  22         { 0x50, 0x60, 0x70, PC_NOCOLLAPSE },
  23         { 0x60, 0x70, 0x80, PC_NOCOLLAPSE },
  24         { 0x70, 0x80, 0x90, PC_NOCOLLAPSE },
  25         { 0x80, 0x90, 0xA0, PC_NOCOLLAPSE },
  26     }
  27 };
  28
  29 BOOL
  30 InitPerBitDepth(
  31     _In_ ULONG cBitsPerPixel,
  32     _In_ ULONG cx,
  33     _In_ ULONG cy,
  34     _Out_ HBITMAP *phbmp,
  35     _Out_ HDC *phdcDIB,
  36     _Out_ HBITMAP *phbmpDIB,
  37     _Out_ PVOID *ppvBits)
  38 {
  39     struct
  40     {
  41         BITMAPINFOHEADER bmiHeader;
  42         ULONG bmiColors[256];
  43     } bmiBuffer;
  44     LPBITMAPINFO pbmi = (LPBITMAPINFO)&bmiBuffer;
  45
  46     /* Create a bitmap */
  47     *phbmp = CreateBitmap(cx, cy, 1, cBitsPerPixel, NULL);
  48     if (*phbmp == NULL)
  49     {
  50         printf("CreateBitmap failed %lu\n", cBitsPerPixel);
  51         return FALSE;
  52     }
  53
  54     /* Setup bitmap info */
  55     memset(&bmiBuffer, 0, sizeof(bmiBuffer));
  56     pbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
  57     pbmi->bmiHeader.biWidth = cx;
  58     pbmi->bmiHeader.biHeight = -(LONG)cy;
  59     pbmi->bmiHeader.biPlanes = 1;
  60     pbmi->bmiHeader.biBitCount = cBitsPerPixel;
  61     pbmi->bmiHeader.biCompression = BI_RGB;
  62     pbmi->bmiHeader.biSizeImage = 0;
  63     pbmi->bmiHeader.biXPelsPerMeter = 0;
  64     pbmi->bmiHeader.biYPelsPerMeter = 0;
  65     pbmi->bmiHeader.biClrUsed = 0;
  66     pbmi->bmiHeader.biClrImportant = 0;
  67
  68     if (cBitsPerPixel == 1)
  69     {
  70         bmiBuffer.bmiColors[0] = 0;
  71         bmiBuffer.bmiColors[1] = 0xFFFFFF;
  72         pbmi->bmiHeader.biClrUsed = 2;
  73     }
  74
  75     /* Create a compatible DC for the DIB */
  76     *phdcDIB = CreateCompatibleDC(0);
  77     if (*phdcDIB == NULL)
  78     {
  79         printf("CreateCompatibleDC failed %lu\n", cBitsPerPixel);
  80         return FALSE;
  81     }
  82
  83     /* Create the DIB section with the same values */
  84     *phbmpDIB = CreateDIBSection(*phdcDIB, pbmi, DIB_RGB_COLORS, ppvBits, 0, 0 );
  85     if (*phbmpDIB == NULL)
  86     {
  87         printf("CreateDIBSection failed. %lu\n", cBitsPerPixel);
  88         return FALSE;
  89     }
  90
  91     SelectObject(*phdcDIB, *phbmpDIB);
  92
  93     return TRUE;
  94 }
  95
  96 BOOL InitStuff(void)
  97 {
  98
  99     /* Initialize a logical palette */
 100     ghpal = CreatePalette((LOGPALETTE*)&gpal);
 101     if (!ghpal)
 102     {
 103         printf("failed to create a palette \n");
 104         return FALSE;
 105     }
 106
 107     if (!InitPerBitDepth(1, 9, 9, &ghbmp1, &ghdcDIB1, &ghbmpDIB1, &gpvDIB1) ||
 108         !InitPerBitDepth(4, 5, 5, &ghbmp4, &ghdcDIB4, &ghbmpDIB4, &gpvDIB4) ||
 109         !InitPerBitDepth(8, 5, 5, &ghbmp8, &ghdcDIB8, &ghbmpDIB8, &gpvDIB8) ||
 110         !InitPerBitDepth(16, 8, 8, &ghbmp16, &ghdcDIB16, &ghbmpDIB16, &gpvDIB16) ||
 111         !InitPerBitDepth(24, 8, 8, &ghbmp24, &ghdcDIB24, &ghbmpDIB24, &gpvDIB24) ||
 112         !InitPerBitDepth(32, 8, 8, &ghbmp32, &ghdcDIB32, &ghbmpDIB32, &gpvDIB32))
 113     {
 114         printf("failed to create objects \n");
 115         return FALSE;
 116     }
 117
 118     gpDIB32 = gpvDIB32;
 119
 120     return TRUE;
 121 }