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Convert between RGBQUAD and COLORREF when creating a palette for a DIB

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svn path=/trunk/; revision=4246
This commit is contained in:
Gé van Geldorp
2003-03-06 00:57:44 +00:00
parent d339a04507
commit bceffa7c9b
1 changed files with 12 additions and 3 deletions
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reactos/subsys/win32k/objects/dc.c
+12 -3
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@@ -1,4 +1,4 @@
/* $Id: dc.c,v 1.48 2003/03/04 10:09:01 gvg Exp $
/* $Id: dc.c,v 1.49 2003/03/06 00:57:44 gvg Exp $
*
* DC.C - Device context functions
*
@@ -1029,7 +1029,8 @@ HGDIOBJ STDCALL W32kSelectObject(HDC hDC, HGDIOBJ hGDIObj)
PXLATEOBJ XlateObj;
PPALGDI PalGDI;
WORD objectMagic;
ULONG NumColors;
COLORREF *ColorMap;
ULONG NumColors, Index;
if(!hDC || !hGDIObj) return NULL;
@@ -1095,7 +1096,15 @@ HGDIOBJ STDCALL W32kSelectObject(HDC hDC, HGDIOBJ hGDIObj)
if(pb->dib->dsBmih.biBitCount == 4) { NumColors = 16; } else
if(pb->dib->dsBmih.biBitCount == 8) { NumColors = 256; }
dc->w.hPalette = EngCreatePalette(PAL_INDEXED, NumColors, pb->ColorMap, 0, 0, 0);
ColorMap = ExAllocatePool(PagedPool, sizeof(COLORREF) * NumColors);
for (Index = 0; Index < NumColors; Index++)
{
ColorMap[Index] = RGB(pb->ColorMap[Index].rgbRed,
pb->ColorMap[Index].rgbGreen,
pb->ColorMap[Index].rgbBlue);
}
dc->w.hPalette = EngCreatePalette(PAL_INDEXED, NumColors, ColorMap, 0, 0, 0);
ExFreePool(ColorMap);
} else
if(16 == pb->dib->dsBmih.biBitCount)
{