[jgardou] 48026: [USER32] - exchange mask and color bitmaps if needed in CreateIconIndirect [WIN32K] - Simplify a bit UserDrawIconEx
13 Jul
2010
13 Jul
'10
6:32 p.m.
Author: jgardou
Date: Tue Jul 13 18:32:33 2010
New Revision: 48026
URL: http://svn.reactos.org/svn/reactos?rev=48026&view=rev
Log:
[USER32]
- exchange mask and color bitmaps if needed in CreateIconIndirect
[WIN32K]
- Simplify a bit UserDrawIconEx
Modified:
branches/reactos-yarotows/dll/win32/user32/windows/cursoricon.c
branches/reactos-yarotows/subsystems/win32/win32k/ntuser/cursoricon.c
Modified: branches/reactos-yarotows/dll/win32/user32/windows/cursoricon.c
URL:
http://svn.reactos.org/svn/reactos/branches/reactos-yarotows/dll/win32/user…
==============================================================================
--- branches/reactos-yarotows/dll/win32/user32/windows/cursoricon.c [iso-8859-1]
(original)
+++ branches/reactos-yarotows/dll/win32/user32/windows/cursoricon.c [iso-8859-1] Tue Jul
13 18:32:33 2010
@@ -1393,6 +1393,7 @@
{
BITMAP ColorBitmap;
BITMAP MaskBitmap;
+ ICONINFO safeIconInfo;
if(!iconinfo)
{
@@ -1400,13 +1401,15 @@
return (HICON)0;
}
- if(!GetObjectW(iconinfo->hbmMask, sizeof(BITMAP), &MaskBitmap))
+ safeIconInfo = *iconinfo;
+
+ if(!GetObjectW(safeIconInfo.hbmMask, sizeof(BITMAP), &MaskBitmap))
{
return (HICON)0;
}
/* Try to get color bitmap */
- if (GetObjectW(iconinfo->hbmColor, sizeof(BITMAP), &ColorBitmap))
+ if (GetObjectW(safeIconInfo.hbmColor, sizeof(BITMAP), &ColorBitmap))
{
/* Compare size of color and mask bitmap*/
if (ColorBitmap.bmWidth != MaskBitmap.bmWidth ||
@@ -1416,8 +1419,22 @@
SetLastError(ERROR_INVALID_PARAMETER);
return (HICON)0;
}
+ /* Test if they are inverted */
+ if(ColorBitmap.bmBitsPixel == 1)
+ {
+ if(MaskBitmap.bmBitsPixel != 1)
+ {
+ safeIconInfo.hbmMask = iconinfo->hbmColor;
+ safeIconInfo.hbmColor = iconinfo->hbmMask;
+ }
+ else
+ {
+ /* Wine tests say so */
+ safeIconInfo.hbmColor = NULL;
+ }
+ }
}
- return (HICON)NtUserCreateCursorIconHandle(iconinfo, TRUE);
+ return (HICON)NtUserCreateCursorIconHandle(&safeIconInfo, TRUE);
}
/******************************************************************************
Modified: branches/reactos-yarotows/subsystems/win32/win32k/ntuser/cursoricon.c
URL:
http://svn.reactos.org/svn/reactos/branches/reactos-yarotows/subsystems/win…
==============================================================================
--- branches/reactos-yarotows/subsystems/win32/win32k/ntuser/cursoricon.c [iso-8859-1]
(original)
+++ branches/reactos-yarotows/subsystems/win32/win32k/ntuser/cursoricon.c [iso-8859-1] Tue
Jul 13 18:32:33 2010
@@ -528,8 +528,8 @@
GDIOBJ_SetOwnership(CurIcon->IconInfo.hbmMask, NULL);
if(CurIcon->IconInfo.hbmColor)
{
- CurIcon->IconInfo.hbmColor =
BITMAP_CopyBitmap(CurIcon->IconInfo.hbmColor);
- GDIOBJ_SetOwnership(CurIcon->IconInfo.hbmColor, NULL);
+ CurIcon->IconInfo.hbmColor = BITMAP_CopyBitmap(CurIcon->IconInfo.hbmColor);
+ GDIOBJ_SetOwnership(CurIcon->IconInfo.hbmColor, NULL);
}
}
if (CurIcon->IconInfo.hbmColor &&
@@ -1376,7 +1376,7 @@
hDestDC = NtGdiCreateCompatibleDC(hDc);
if(!hDestDC)
{
- DPRINT1("NtGdiCreateCompatibleBitmap failed!\n");
+ DPRINT1("NtGdiCreateCompatibleDC failed!\n");
Ret = FALSE;
goto Cleanup ;
}
@@ -1397,7 +1397,92 @@
iOldTxtColor = IntGdiSetTextColor(hDc, 0); //black
iOldBkColor = IntGdiSetBkColor(hDc, 0x00FFFFFF); //white
- if ((diFlags & DI_MASK) && (!bAlpha || !(diFlags & DI_IMAGE)))
+ if(bAlpha && (diFlags & DI_IMAGE))
+ {
+ BLENDFUNCTION pixelblend = { AC_SRC_OVER, 0, 255, AC_SRC_ALPHA };
+ DWORD Pixel;
+ BYTE Red, Green, Blue, Alpha;
+ DWORD Count = 0;
+ INT i, j;
+ PSURFACE psurf;
+ PBYTE pBits ;
+ HBITMAP hMemBmp = NULL;
+
+ pBits = ExAllocatePoolWithTag(PagedPool,
+ bmpColor.bmWidthBytes * abs(bmpColor.bmHeight),
+ TAG_BITMAP);
+ if (pBits == NULL)
+ {
+ Ret = FALSE;
+ goto CleanupAlpha;
+ }
+
+ hMemBmp = BITMAP_CopyBitmap(hbmColor);
+ if(!hMemBmp)
+ {
+ DPRINT1("BITMAP_CopyBitmap failed!");
+ goto CleanupAlpha;
+ }
+
+ psurf = SURFACE_LockSurface(hMemBmp);
+ if(!psurf)
+ {
+ DPRINT1("SURFACE_LockSurface failed!\n");
+ goto CleanupAlpha;
+ }
+ /* get color bits */
+ IntGetBitmapBits(psurf,
+ bmpColor.bmWidthBytes * abs(bmpColor.bmHeight),
+ pBits);
+
+ /* premultiply with the alpha channel value */
+ for (i = 0; i < cyHeight; i++)
+ {
+ for (j = 0; j < cxWidth; j++)
+ {
+ Pixel = *(DWORD *)(pBits + Count);
+
+ Alpha = ((BYTE)(Pixel >> 24) & 0xff);
+
+ Red = (((BYTE)(Pixel >> 0)) * Alpha) / 0xff;
+ Green = (((BYTE)(Pixel >> 8)) * Alpha) / 0xff;
+ Blue = (((BYTE)(Pixel >> 16)) * Alpha) / 0xff;
+
+ *(DWORD *)(pBits + Count) = (DWORD)(Red | (Green << 8) | (Blue
<< 16) | (Alpha << 24));
+
+ Count += sizeof(DWORD);
+ }
+ }
+
+ /* set mem bits */
+ IntSetBitmapBits(psurf,
+ bmpColor.bmWidthBytes * abs(bmpColor.bmHeight),
+ pBits);
+ SURFACE_UnlockSurface(psurf);
+
+ hTmpBmp = NtGdiSelectBitmap(hMemDC, hMemBmp);
+
+ Ret = NtGdiAlphaBlend(hDestDC,
+ x,
+ y,
+ cxWidth,
+ cyHeight,
+ hMemDC,
+ 0,
+ 0,
+ pIcon->Size.cx,
+ pIcon->Size.cy,
+ pixelblend,
+ NULL);
+ NtGdiSelectBitmap(hMemDC, hTmpBmp);
+ CleanupAlpha:
+ if(pBits) ExFreePoolWithTag(pBits, TAG_BITMAP);
+ if(hMemBmp) NtGdiDeleteObjectApp(hMemBmp);
+ if(Ret) goto done;
+ }
+
+
+ if (diFlags & DI_MASK)
{
hTmpBmp = NtGdiSelectBitmap(hMemDC, hbmMask);
NtGdiStretchBlt(hDestDC,
@@ -1417,89 +1502,7 @@
if(diFlags & DI_IMAGE)
{
- if (bAlpha)
- {
- BLENDFUNCTION pixelblend = { AC_SRC_OVER, 0, 255, AC_SRC_ALPHA };
- DWORD Pixel;
- BYTE Red, Green, Blue, Alpha;
- DWORD Count = 0;
- INT i, j;
- PSURFACE psurf;
- PBYTE pBits ;
- HBITMAP hMemBmp = NULL;
-
- pBits = ExAllocatePoolWithTag(PagedPool,
- bmpColor.bmWidthBytes *
abs(bmpColor.bmHeight),
- TAG_BITMAP);
- if (pBits == NULL)
- {
- Ret = FALSE;
- goto CleanupAlpha;
- }
-
- hMemBmp = BITMAP_CopyBitmap(hbmColor);
- if(!hMemBmp)
- {
- DPRINT1("BITMAP_CopyBitmap failed!");
- goto CleanupAlpha;
- }
-
- psurf = SURFACE_LockSurface(hMemBmp);
- if(!psurf)
- {
- DPRINT1("SURFACE_LockSurface failed!\n");
- goto CleanupAlpha;
- }
- /* get color bits */
- IntGetBitmapBits(psurf,
- bmpColor.bmWidthBytes * abs(bmpColor.bmHeight),
- pBits);
-
- /* premultiply with the alpha channel value */
- for (i = 0; i < cyHeight; i++)
- {
- for (j = 0; j < cxWidth; j++)
- {
- Pixel = *(DWORD *)(pBits + Count);
-
- Alpha = ((BYTE)(Pixel >> 24) & 0xff);
-
- Red = (((BYTE)(Pixel >> 0)) * Alpha) / 0xff;
- Green = (((BYTE)(Pixel >> 8)) * Alpha) / 0xff;
- Blue = (((BYTE)(Pixel >> 16)) * Alpha) / 0xff;
-
- *(DWORD *)(pBits + Count) = (DWORD)(Red | (Green << 8) | (Blue
<< 16) | (Alpha << 24));
-
- Count += sizeof(DWORD);
- }
- }
-
- /* set mem bits */
- IntSetBitmapBits(psurf,
- bmpColor.bmWidthBytes * abs(bmpColor.bmHeight),
- pBits);
- SURFACE_UnlockSurface(psurf);
-
- hTmpBmp = NtGdiSelectBitmap(hMemDC, hMemBmp);
-
- NtGdiAlphaBlend(hDestDC,
- x,
- y,
- cxWidth,
- cyHeight,
- hMemDC,
- 0,
- 0,
- pIcon->Size.cx,
- pIcon->Size.cy,
- pixelblend,
- NULL);
- NtGdiSelectBitmap(hMemDC, hTmpBmp);
- CleanupAlpha:
- if(pBits) ExFreePoolWithTag(pBits, TAG_BITMAP);
- if(hMemBmp) NtGdiDeleteObjectApp(hMemBmp);
- }
- else if (hbmColor)
+ if (hbmColor)
{
DWORD rop = (diFlags & DI_MASK) ? SRCINVERT : SRCCOPY ;
hTmpBmp = NtGdiSelectBitmap(hMemDC, hbmColor);
@@ -1538,6 +1541,7 @@
}
}
+done:
if(hDestDC != hDc)
{
NtGdiBitBlt(hDc, xLeft, yTop, cxWidth, cyHeight, hDestDC, 0, 0, SRCCOPY, 0, 0);
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