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50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
INT
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Test_GetDIBits(PTESTINFO pti)
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{
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HDC hDCScreen;
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HBITMAP hBitmap;
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BITMAPINFO bi;
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INT ScreenBpp;
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hDCScreen = GetDC(NULL);
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if (hDCScreen == NULL)
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{
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return FALSE;
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}
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hBitmap = CreateCompatibleBitmap(hDCScreen, 16, 16);
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RTEST(hBitmap != NULL);
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SetLastError(ERROR_SUCCESS);
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RTEST(GetDIBits(0, 0, 0, 0, NULL, NULL, 0) == 0);
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RTEST(GetLastError() == ERROR_INVALID_PARAMETER);
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SetLastError(ERROR_SUCCESS);
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RTEST(GetDIBits((HDC)2345, 0, 0, 0, NULL, NULL, 0) == 0);
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RTEST(GetLastError() == ERROR_INVALID_PARAMETER);
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SetLastError(ERROR_SUCCESS);
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RTEST(GetDIBits((HDC)2345, hBitmap, 0, 0, NULL, NULL, 0) == 0);
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RTEST(GetLastError() == ERROR_INVALID_PARAMETER);
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SetLastError(ERROR_SUCCESS);
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RTEST(GetDIBits((HDC)2345, hBitmap, 0, 15, NULL, &bi, 0) == 0);
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RTEST(GetLastError() == ERROR_INVALID_PARAMETER);
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SetLastError(ERROR_SUCCESS);
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ZeroMemory(&bi, sizeof(BITMAPINFO));
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bi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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RTEST(GetDIBits(hDCScreen, hBitmap, 0, 15, NULL, &bi, DIB_RGB_COLORS) > 0);
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RTEST(GetLastError() == ERROR_SUCCESS);
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ScreenBpp = GetDeviceCaps(hDCScreen, BITSPIXEL);
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RTEST(bi.bmiHeader.biWidth == 16);
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RTEST(bi.bmiHeader.biHeight == 16);
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RTEST(bi.bmiHeader.biBitCount == ScreenBpp);
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RTEST(bi.bmiHeader.biSizeImage == (16 * 16) * (ScreenBpp / 8));
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DeleteObject(hBitmap);
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ReleaseDC(NULL, hDCScreen);
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return APISTATUS_NORMAL;
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}
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