modules/rostests/apitests/gdi32/SetPixel.c

   1 /*
   2  * PROJECT:         ReactOS api tests
   3  * LICENSE:         GPL - See COPYING in the top level directory
   4  * PURPOSE:         Test for SetPixel
   5  * PROGRAMMERS:     Timo Kreuzer
   6  */
   7
   8 #include "precomp.h"
   9
  10 #include <mmsystem.h>
  11
  12 static struct
  13 {
  14     WORD palVersion;
  15     WORD palNumEntries;
  16     PALETTEENTRY logpalettedata[8];
  17 } gpal =
  18 {
  19     0x300, 8,
  20     {
  21         { 0x10, 0x20, 0x30, PC_NOCOLLAPSE },
  22         { 0x20, 0x30, 0x40, PC_NOCOLLAPSE },
  23         { 0x30, 0x40, 0x50, PC_NOCOLLAPSE },
  24         { 0x40, 0x50, 0x60, PC_NOCOLLAPSE },
  25         { 0x50, 0x60, 0x70, PC_NOCOLLAPSE },
  26         { 0x60, 0x70, 0x80, PC_NOCOLLAPSE },
  27         { 0x70, 0x80, 0x90, PC_NOCOLLAPSE },
  28         { 0x80, 0x90, 0xA0, PC_NOCOLLAPSE },
  29     }
  30 };
  31
  32 void Test_SetPixel_Params()
  33 {
  34     HDC hdc;
  35
  36     SetLastError(0);
  37     ok_long(SetPixel(0, 0, 0, RGB(255,255,255)), -1);
  38     ok_err(ERROR_INVALID_HANDLE);
  39
  40     /* Test an info DC */
  41     hdc = CreateICA("DISPLAY", NULL, NULL, NULL);
  42     ok(hdc != 0, "\n");
  43     SetLastError(0);
  44     ok_long(SetPixel(hdc, 0, 0, 0), -1);
  45     ok_long(SetPixel(hdc, 0, 0, RGB(255,255,255)), -1);
  46     ok_err(0);
  47     DeleteDC(hdc);
  48
  49     /* Test a mem DC without selecting a bitmap */
  50     hdc = CreateCompatibleDC(NULL);
  51     ok(hdc != 0, "\n");
  52     SetLastError(0);
  53     ok_long(SetPixel(hdc, 0, 0, 0), -1);
  54     ok_err(0);
  55     DeleteDC(hdc);
  56
  57     /* Test deleted DC */
  58     ok_long(SetPixel(hdc, 0, 0, 0), -1);
  59
  60 }
  61
  62 void Test_SetPixel_PAL()
  63 {
  64     struct
  65     {
  66         BITMAPINFOHEADER bmiHeader;
  67         WORD bmiColors[8];
  68     } bmibuffer;
  69     BITMAPINFO *pbmi = (PVOID)&bmibuffer;
  70     HBITMAP hbmp;
  71     HDC hdc;
  72     HPALETTE hpal, hpalOld;
  73     PULONG pulBits;
  74     USHORT i;
  75
  76     /* Initialize the BITMAPINFO */
  77     pbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
  78     pbmi->bmiHeader.biWidth = 1;
  79     pbmi->bmiHeader.biHeight = 1;
  80     pbmi->bmiHeader.biPlanes = 1;
  81     pbmi->bmiHeader.biBitCount = 8;
  82     pbmi->bmiHeader.biCompression = BI_RGB;
  83     pbmi->bmiHeader.biSizeImage = 0;
  84     pbmi->bmiHeader.biXPelsPerMeter = 1;
  85     pbmi->bmiHeader.biYPelsPerMeter = 1;
  86     pbmi->bmiHeader.biClrUsed = 8;
  87     pbmi->bmiHeader.biClrImportant = 0;
  88     for( i = 0; i < 8; i++ )
  89     {
  90         bmibuffer.bmiColors[i] = i + 1;
  91     }
  92
  93     /* Create a memory DC */
  94     hdc = CreateCompatibleDC(0);
  95     ok(hdc != 0, "failed\n");
  96
  97     /* Create a DIB section and select it */
  98     hbmp = CreateDIBSection(hdc, pbmi, DIB_PAL_COLORS, (PVOID*)&pulBits, 0, 0 );
  99     ok(hbmp != NULL, "CreateDIBSection failed with error %ld\n", GetLastError());
 100     ok(SelectObject(hdc, hbmp) != 0, "SelectObject failed\n");
 101
 102     ok_long(SetPixel(hdc, 0, 0, 0), 0);
 103     ok_long(pulBits[0], 8);
 104     ok_long(SetPixel(hdc, 0, 0, 1), 0);
 105     ok_long(pulBits[0], 8);
 106     ok_long(SetPixel(hdc, 0, 0, RGB(255,255,255)), 0xc0dcc0);
 107     ok_long(pulBits[0], 7);
 108
 109     ok_long(SetPixel(hdc, 0, 0, RGB(255,0,0)), 0x80);
 110     ok_long(pulBits[0], 0);
 111
 112     /* Test DIBINDEX */
 113     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(0)), 0x80);
 114     ok_long(pulBits[0], 0);
 115     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(1)), 0x8000);
 116     ok_long(pulBits[0], 1);
 117     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(7)), 0xc0dcc0);
 118     ok_long(pulBits[0], 7);
 119     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(8)), 0);
 120     ok_long(pulBits[0], 8);
 121     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(126)), 0);
 122     ok_long(pulBits[0], 126);
 123     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(0x123456)), 0);
 124     ok_long(pulBits[0], 0x56);
 125
 126     /* Test PALETTEINDEX */
 127     ok_long(SetPixel(hdc, 0, 0, PALETTEINDEX(0)), 0);
 128     ok_long(pulBits[0], 8);
 129     ok_long(SetPixel(hdc, 0, 0, PALETTEINDEX(1)), 0x80);
 130     ok_long(pulBits[0], 0);
 131     ok_long(SetPixel(hdc, 0, 0, PALETTEINDEX(2)), 0x8000);
 132     ok_long(pulBits[0], 1);
 133
 134     /* Delete the DIB section */
 135     DeleteObject(hbmp);
 136
 137
 138     /* Initialize the logical palette and select it */
 139     hpal = CreatePalette((LOGPALETTE*)&gpal);
 140     hpalOld = SelectPalette(hdc, hpal, FALSE);
 141     ok(hpalOld != NULL, "error=%ld\n", GetLastError());
 142
 143
 144     /* Create a DIB section and select it */
 145     hbmp = CreateDIBSection(hdc, pbmi, DIB_PAL_COLORS, (PVOID*)&pulBits, 0, 0 );
 146     ok(hbmp != NULL, "CreateDIBSection failed with error %ld\n", GetLastError());
 147     ok(SelectObject(hdc, hbmp) != 0, "SelectObject failed\n");
 148
 149     ok_long(SetPixel(hdc, 0, 0, 0), 0);
 150     ok_long(pulBits[0], 8);
 151
 152     ok_long(SetPixel(hdc, 0, 0, RGB(255,0,0)), 0x605040);
 153     ok_long(pulBits[0], 2);
 154
 155     /* Test DIBINDEX */
 156     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(0)), 0x403020);
 157     ok_long(pulBits[0], 0);
 158     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(1)), 0x504030);
 159     ok_long(pulBits[0], 1);
 160     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(7)), 0x302010);
 161     ok_long(pulBits[0], 7);
 162     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(8)), 0);
 163     ok_long(pulBits[0], 8);
 164     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(126)), 0);
 165     ok_long(pulBits[0], 126);
 166     ok_long(SetPixel(hdc, 0, 0, DIBINDEX(0x123456)), 0);
 167     ok_long(pulBits[0], 0x56);
 168
 169     /* Test PALETTEINDEX */
 170     ok_long(SetPixel(hdc, 0, 0, PALETTEINDEX(0)), 0x302010);
 171     ok_long(pulBits[0], 7);
 172     ok_long(SetPixel(hdc, 0, 0, PALETTEINDEX(1)), 0x403020);
 173     ok_long(pulBits[0], 0);
 174     ok_long(SetPixel(hdc, 0, 0, PALETTEINDEX(253)), 0x302010);
 175     ok_long(pulBits[0], 7);
 176     ok_long(SetPixel(hdc, 0, 0, PALETTEINDEX(254)), 0x302010);
 177     ok_long(pulBits[0], 7);
 178
 179
 180 }
 181
 182 START_TEST(SetPixel)
 183 {
 184     Test_SetPixel_Params();
 185     Test_SetPixel_PAL();
 186 }
 187