[tkreuzer] 56555: [WIN32K] - Start of the rewrite for DIB bitmaps and sections - Rewrite of brush code
9 May
2012
9 May
'12
8:36 p.m.
Author: tkreuzer
Date: Wed May 9 20:36:16 2012
New Revision: 56555
URL: http://svn.reactos.org/svn/reactos?rev=56555&view=rev
Log:
[WIN32K]
- Start of the rewrite for DIB bitmaps and sections
- Rewrite of brush code
Added:
branches/dib_rewrite/win32ss/gdi/ntgdi/dibitmap.c (with props)
branches/dib_rewrite/win32ss/gdi/ntgdi/dibitmap.h (with props)
Modified:
branches/dib_rewrite/win32ss/CMakeLists.txt
branches/dib_rewrite/win32ss/gdi/ntgdi/bitmaps.c
branches/dib_rewrite/win32ss/gdi/ntgdi/bitmaps.h
branches/dib_rewrite/win32ss/gdi/ntgdi/brush.c
branches/dib_rewrite/win32ss/gdi/ntgdi/brush.h
branches/dib_rewrite/win32ss/user/ntuser/clipboard.c
branches/dib_rewrite/win32ss/user/ntuser/misc/file.c
branches/dib_rewrite/win32ss/win32kp.h
Modified: branches/dib_rewrite/win32ss/CMakeLists.txt
URL:
http://svn.reactos.org/svn/reactos/branches/dib_rewrite/win32ss/CMakeLists.…
==============================================================================
--- branches/dib_rewrite/win32ss/CMakeLists.txt [iso-8859-1] (original)
+++ branches/dib_rewrite/win32ss/CMakeLists.txt [iso-8859-1] Wed May 9 20:36:16 2012
@@ -147,7 +147,7 @@
gdi/ntgdi/dcstate.c
gdi/ntgdi/dcutil.c
gdi/ntgdi/device.c
- gdi/ntgdi/dibobj.c
+ gdi/ntgdi/dibitmap.c
gdi/ntgdi/drawing.c
gdi/ntgdi/fillshap.c
gdi/ntgdi/font.c
Modified: branches/dib_rewrite/win32ss/gdi/ntgdi/bitmaps.c
URL:
http://svn.reactos.org/svn/reactos/branches/dib_rewrite/win32ss/gdi/ntgdi/b…
==============================================================================
--- branches/dib_rewrite/win32ss/gdi/ntgdi/bitmaps.c [iso-8859-1] (original)
+++ branches/dib_rewrite/win32ss/gdi/ntgdi/bitmaps.c [iso-8859-1] Wed May 9 20:36:16
2012
@@ -323,6 +323,8 @@
}
}
+ __debugbreak();
+#if 0
Bmp = DIB_CreateDIBSection(Dc,
bi,
DIB_RGB_COLORS,
@@ -330,6 +332,7 @@
NULL,
0,
0);
+#endif
return Bmp;
}
}
Modified: branches/dib_rewrite/win32ss/gdi/ntgdi/bitmaps.h
URL:
http://svn.reactos.org/svn/reactos/branches/dib_rewrite/win32ss/gdi/ntgdi/b…
==============================================================================
--- branches/dib_rewrite/win32ss/gdi/ntgdi/bitmaps.h [iso-8859-1] (original)
+++ branches/dib_rewrite/win32ss/gdi/ntgdi/bitmaps.h [iso-8859-1] Wed May 9 20:36:16
2012
@@ -24,16 +24,3 @@
_In_opt_ PVOID pvBits,
_In_ FLONG flags);
-HBITMAP
-NTAPI
-GreCreateDIBitmapInternal(
- IN HDC hDc,
- IN INT cx,
- IN INT cy,
- IN DWORD fInit,
- IN OPTIONAL LPBYTE pjInit,
- IN OPTIONAL PBITMAPINFO pbmi,
- IN DWORD iUsage,
- IN FLONG fl,
- IN UINT cjMaxBits,
- IN HANDLE hcmXform);
Modified: branches/dib_rewrite/win32ss/gdi/ntgdi/brush.c
URL:
http://svn.reactos.org/svn/reactos/branches/dib_rewrite/win32ss/gdi/ntgdi/b…
==============================================================================
--- branches/dib_rewrite/win32ss/gdi/ntgdi/brush.c [iso-8859-1] (original)
+++ branches/dib_rewrite/win32ss/gdi/ntgdi/brush.c [iso-8859-1] Wed May 9 20:36:16 2012
@@ -3,7 +3,7 @@
* PROJECT: ReactOS win32 subsystem
* PURPOSE: Functions for brushes
* FILE: subsystem/win32/win32k/objects/brush.c
- * PROGRAMER:
+ * PROGRAMER: Timo Kreuzer (timo.kreuzer(a)reactos.org)
*/
#include <win32k.h>
@@ -11,58 +11,7 @@
#define NDEBUG
#include <debug.h>
-#define GDIOBJATTRFREE 170
-
-typedef struct _GDI_OBJ_ATTR_FREELIST
-{
- LIST_ENTRY Entry;
- DWORD nEntries;
- PVOID AttrList[GDIOBJATTRFREE];
-} GDI_OBJ_ATTR_FREELIST, *PGDI_OBJ_ATTR_FREELIST;
-
-typedef struct _GDI_OBJ_ATTR_ENTRY
-{
- RGN_ATTR Attr[GDIOBJATTRFREE];
-} GDI_OBJ_ATTR_ENTRY, *PGDI_OBJ_ATTR_ENTRY;
-
-BOOL
-FASTCALL
-IntGdiSetBrushOwner(PBRUSH pbr, ULONG ulOwner)
-{
- // FIXME:
- if (pbr->flAttrs & BR_IS_GLOBAL) return TRUE;
-
- if ((ulOwner == GDI_OBJ_HMGR_PUBLIC) || ulOwner == GDI_OBJ_HMGR_NONE)
- {
- // Deny user access to User Data.
- GDIOBJ_vSetObjectAttr(&pbr->BaseObject, NULL);
- // FIXME: deallocate brush attr
- }
-
- if (ulOwner == GDI_OBJ_HMGR_POWNED)
- {
- // Allow user access to User Data.
- GDIOBJ_vSetObjectAttr(&pbr->BaseObject, pbr->pBrushAttr);
- // FIXME: Allocate brush attr
- }
-
- GDIOBJ_vSetObjectOwner(&pbr->BaseObject, ulOwner);
-
- return TRUE;
-}
-
-BOOL
-FASTCALL
-GreSetBrushOwner(HBRUSH hBrush, ULONG ulOwner)
-{
- BOOL Ret;
- PBRUSH pbrush;
-
- pbrush = BRUSH_ShareLockBrush(hBrush);
- Ret = IntGdiSetBrushOwner(pbrush, ulOwner);
- BRUSH_ShareUnlockBrush(pbrush);
- return Ret;
-}
+ULONG gulBrushUnique;
BOOL
NTAPI
@@ -71,20 +20,30 @@
PPROCESSINFO ppi;
BRUSH_ATTR *pBrushAttr;
+ // HACK: this currently does not work
+ return 1;
+
+ /* Get the PROCESSINFO pointer */
ppi = PsGetCurrentProcessWin32Process();
ASSERT(ppi);
- pBrushAttr = GdiPoolAllocate(ppi->pPoolDcAttr);
+ /* Allocate a brush attribute from the gdi pool */
+ pBrushAttr = GdiPoolAllocate(ppi->pPoolBrushAttr);
if (!pBrushAttr)
{
DPRINT1("Could not allocate brush attr\n");
return FALSE;
}
- /* Copy the content from the kernel mode dc attr */
+ /* Set the new brush attribute and copy the kernel mode data */
pbr->pBrushAttr = pBrushAttr;
*pbr->pBrushAttr = pbr->BrushAttr;
+ /* Default hatch style is -1 */
+ pbr->ulStyle = -1;
+
+ pbr->ulBrushUnique = InterlockedIncrementUL(&gulBrushUnique);
+
/* Set the object attribute in the handle table */
GDIOBJ_vSetObjectAttr(&pbr->BaseObject, pBrushAttr);
@@ -92,35 +51,156 @@
return TRUE;
}
-
VOID
NTAPI
BRUSH_vFreeBrushAttr(PBRUSH pbr)
{
-#if 0
PPROCESSINFO ppi;
- if (pbrush->pBrushAttr == &pbrush->BrushAttr) return;
+ /* Don't do anything, when the kernel mode brush attribute is in use */
+ if (pbr->pBrushAttr == &pbr->BrushAttr) return;
+
+ if (pbr->pBrushAttr == NULL) return; // FIXME
/* Reset the object attribute in the handle table */
GDIOBJ_vSetObjectAttr(&pbr->BaseObject, NULL);
+
+ /* Copy state back from user attribute to kernel */
+ *pbr->pBrushAttr = pbr->BrushAttr;
/* Free memory from the process gdi pool */
ppi = PsGetCurrentProcessWin32Process();
ASSERT(ppi);
+
+ /* Free the user mode attribute to the gdi pool */
GdiPoolFree(ppi->pPoolBrushAttr, pbr->pBrushAttr);
-#endif
+
/* Reset to kmode brush attribute */
pbr->pBrushAttr = &pbr->BrushAttr;
}
+PBRUSH
+NTAPI
+BRUSH_AllocBrushOrPen(UCHAR objt)
+{
+ PBRUSH pbrush;
+ ASSERT((objt == GDIObjType_BRUSH_TYPE) ||
+ (objt == GDIObjType_PEN_TYPE) ||
+ (objt == GDIObjType_EXTPEN_TYPE));
+
+ /* Allocate a brush object */
+ pbrush = (PBRUSH)GDIOBJ_AllocateObject(objt, sizeof(BRUSH), 0);
+ if (!pbrush)
+ {
+ return NULL;
+ }
+
+ /* Set the kernel mode brush attribute */
+ pbrush->pBrushAttr = &pbrush->BrushAttr;
+
+ // need more?
+ return pbrush;
+}
+
+PBRUSH
+NTAPI
+BRUSH_AllocBrushOrPenWithHandle(UCHAR objt, ULONG ulOwner)
+{
+ PBRUSH pbrush;
+
+ /* Allocate a brush without a handle */
+ pbrush = BRUSH_AllocBrushOrPen(objt);
+ if (!pbrush)
+ {
+ return NULL;
+ }
+
+ /* Insert the brush into the handle table */
+ if (!GDIOBJ_hInsertObject(&pbrush->BaseObject, ulOwner))
+ {
+ DPRINT1("Could not insert brush into handle table.\n");
+ GDIOBJ_vFreeObject(&pbrush->BaseObject);
+ return NULL;
+ }
+
+ /* Check if a global brush is requested */
+ if (ulOwner == GDI_OBJ_HMGR_PUBLIC)
+ {
+ pbrush->flAttrs |= BR_IS_GLOBAL;
+ }
+ else if (ulOwner == GDI_OBJ_HMGR_POWNED)
+ {
+ /* Allocate a brush attribute */
+ if (!BRUSH_bAllocBrushAttr(pbrush))
+ {
+ DPRINT1("Could not allocate brush attr.\n");
+ GDIOBJ_vDeleteObject(&pbrush->BaseObject);
+ return NULL;
+ }
+ }
+
+ return pbrush;
+}
+
BOOL
NTAPI
+BRUSH_bSetBrushOwner(PBRUSH pbr, ULONG ulOwner)
+{
+ // FIXME:
+ if (pbr->flAttrs & BR_IS_GLOBAL) return TRUE;
+
+ /* Set ownership of the pattern bitmap */
+ if (pbr->hbmPattern)
+ GreSetObjectOwner(pbr->hbmPattern, ulOwner);
+
+ if ((ulOwner == GDI_OBJ_HMGR_PUBLIC) || ulOwner == GDI_OBJ_HMGR_NONE)
+ {
+ /* Free the brush attribute */
+ BRUSH_vFreeBrushAttr(pbr);
+ }
+ else if (ulOwner == GDI_OBJ_HMGR_POWNED)
+ {
+ /* Check if there is no usermode attribute */
+ if (pbr->pBrushAttr == &pbr->BrushAttr)
+ {
+ /* Free the brush attribute */
+ BRUSH_bAllocBrushAttr(pbr);
+ }
+ }
+
+ GDIOBJ_vSetObjectOwner(&pbr->BaseObject, ulOwner);
+
+ return TRUE;
+}
+
+BOOL
+NTAPI
+GreSetBrushOwner(HBRUSH hBrush, ULONG ulOwner)
+{
+ BOOL bResult;
+ PBRUSH pbrush;
+
+ /* Reference the brush */
+ pbrush = BRUSH_ShareLockBrush(hBrush);
+
+ /* Set the brush owner */
+ bResult = BRUSH_bSetBrushOwner(pbrush, ulOwner);
+
+ /* Dereference the brush */
+ BRUSH_ShareUnlockBrush(pbrush);
+ return bResult;
+}
+
+BOOL
+NTAPI
BRUSH_Cleanup(PVOID ObjectBody)
{
PBRUSH pbrush = (PBRUSH)ObjectBody;
- if (pbrush->hbmPattern)
- {
+
+ /* We need to free bitmaps for pattern brushes, not for hatch brushes */
+ if (pbrush->flAttrs & (BR_IS_BITMAP|BR_IS_DIB))
+ {
+ ASSERT(pbrush->hbmPattern);
GreSetObjectOwner(pbrush->hbmPattern, GDI_OBJ_HMGR_POWNED);
GreDeleteObject(pbrush->hbmPattern);
}
@@ -142,57 +222,53 @@
INT
FASTCALL
-BRUSH_GetObject(PBRUSH pbrush, INT Count, LPLOGBRUSH Buffer)
-{
- if (Buffer == NULL) return sizeof(LOGBRUSH);
- if (Count == 0) return 0;
+BRUSH_GetObject(PBRUSH pbrush, INT cjSize, LPLOGBRUSH plogbrush)
+{
+ /* Check if only size is requested */
+ if ((plogbrush == NULL) || (cjSize == 0)) return sizeof(LOGBRUSH);
/* Set colour */
- Buffer->lbColor = pbrush->BrushAttr.lbColor;
-
- /* Set Hatch */
- if ((pbrush->flAttrs & BR_IS_HATCH)!=0)
- {
- /* FIXME: This is not the right value */
- Buffer->lbHatch = (LONG)pbrush->hbmPattern;
+ plogbrush->lbColor = pbrush->BrushAttr.lbColor;
+
+ /* Default to 0 */
+ plogbrush->lbHatch = 0;
+
+ /* Get the type of style */
+ if (pbrush->flAttrs & BR_IS_SOLID)
+ {
+ plogbrush->lbStyle = BS_SOLID;
+ }
+ else if (pbrush->flAttrs & BR_IS_NULL)
+ {
+ plogbrush->lbStyle = BS_NULL; // BS_HOLLOW
+ }
+ else if (pbrush->flAttrs & BR_IS_HATCH)
+ {
+ plogbrush->lbStyle = BS_HATCHED;
+ plogbrush->lbHatch = pbrush->ulStyle;
+ }
+ else if (pbrush->flAttrs & BR_IS_DIB)
+ {
+ plogbrush->lbStyle = BS_DIBPATTERN;
+ plogbrush->lbHatch = (ULONG_PTR)pbrush->hbmClient;
+ }
+ else if (pbrush->flAttrs & BR_IS_BITMAP)
+ {
+ plogbrush->lbStyle = BS_PATTERN;
}
else
{
- Buffer->lbHatch = 0;
- }
-
- Buffer->lbStyle = 0;
-
- /* Get the type of style */
- if ((pbrush->flAttrs & BR_IS_SOLID)!=0)
- {
- Buffer->lbStyle = BS_SOLID;
- }
- else if ((pbrush->flAttrs & BR_IS_NULL)!=0)
- {
- Buffer->lbStyle = BS_NULL; // BS_HOLLOW
- }
- else if ((pbrush->flAttrs & BR_IS_HATCH)!=0)
- {
- Buffer->lbStyle = BS_HATCHED;
- }
- else if ((pbrush->flAttrs & BR_IS_BITMAP)!=0)
- {
- Buffer->lbStyle = BS_PATTERN;
- }
- else if ((pbrush->flAttrs & BR_IS_DIB)!=0)
- {
- Buffer->lbStyle = BS_DIBPATTERN;
+ plogbrush->lbStyle = 0; // ???
}
/* FIXME
- else if ((pbrush->flAttrs & )!=0)
- {
- Buffer->lbStyle = BS_INDEXED;
- }
- else if ((pbrush->flAttrs & )!=0)
- {
- Buffer->lbStyle = BS_DIBPATTERNPT;
+ else if (pbrush->flAttrs & )
+ {
+ plogbrush->lbStyle = BS_INDEXED;
+ }
+ else if (pbrush->flAttrs & )
+ {
+ plogbrush->lbStyle = BS_DIBPATTERNPT;
}
*/
@@ -200,266 +276,224 @@
return sizeof(LOGBRUSH);
}
+VOID
+NTAPI
+GreSetSolidBrushColor(HBRUSH hbr, COLORREF crColor)
+{
+ PBRUSH pbrush;
+
+ pbrush = BRUSH_ShareLockBrush(hbr);
+ if (!pbrush) return;
+
+ if (pbrush->flAttrs & BR_IS_SOLID)
+ {
+ pbrush->BrushAttr.lbColor = crColor & 0xFFFFFF;
+ }
+ BRUSH_ShareUnlockBrush(pbrush);
+}
+
+HBRUSH
+NTAPI
+GreCreateBrushInternal(
+ _In_ ULONG ulStyle,
+ _In_ HBITMAP hbmPattern,
+ _In_ HBITMAP hbmClient,
+ _In_ COLORREF crColor,
+ _In_ FLONG flAttrib)
+{
+ PBRUSH pbr;
+ HBRUSH hbr;
+ ULONG ulOwner;
+ UCHAR objt;
+
+ /* Set the desired object type */
+ if (flAttrib & BR_IS_OLDSTYLEPEN) objt = GDIObjType_PEN_TYPE;
+ else if (flAttrib & BR_IS_PEN) objt = GDIObjType_EXTPEN_TYPE;
+ else objt = GDIObjType_BRUSH_TYPE;
+
+ /* Set object owner */
+ if (flAttrib & BR_IS_GLOBAL) ulOwner = GDI_OBJ_HMGR_PUBLIC;
+ else ulOwner = GDI_OBJ_HMGR_POWNED;
+
+ /* Allocate a brush */
+ pbr = BRUSH_AllocBrushOrPenWithHandle(objt, ulOwner);
+ if (pbr == NULL)
+ {
+ EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
+ return NULL;
+ }
+
+ /* Set brush properties */
+ pbr->flAttrs = flAttrib;
+ pbr->hbmPattern = hbmPattern;
+ pbr->hbmClient = hbmClient;
+ pbr->ulStyle = ulStyle;
+ pbr->BrushAttr.lbColor = crColor;
+
+ /* Get the handle and unlock the brush */
+ hbr = pbr->BaseObject.hHmgr;
+ GDIOBJ_vUnlockObject(&pbr->BaseObject);
+
+ return hbr;
+}
+
+HBRUSH
+NTAPI
+GreCreateNullBrush(VOID)
+{
+ /* Call the internal worker function */
+ return GreCreateBrushInternal(0, NULL, NULL, 0, BR_IS_NULL|BR_IS_GLOBAL);
+}
+
+/* SYSTEM CALLS **************************************************************/
+
HBRUSH
APIENTRY
-IntGdiCreateDIBBrush(
- CONST BITMAPINFO *BitmapInfo,
- UINT ColorSpec,
- UINT BitmapInfoSize,
- CONST VOID *PackedDIB)
-{
- HBRUSH hBrush;
- PBRUSH pbrush;
- HBITMAP hPattern;
- ULONG_PTR DataPtr;
- PVOID pvDIBits;
-
- if (BitmapInfo->bmiHeader.biSize < sizeof(BITMAPINFOHEADER))
- {
- EngSetLastError(ERROR_INVALID_PARAMETER);
- return NULL;
- }
-
- DataPtr = (ULONG_PTR)BitmapInfo + DIB_BitmapInfoSize(BitmapInfo, ColorSpec);
-
- hPattern = DIB_CreateDIBSection(NULL, BitmapInfo, ColorSpec, &pvDIBits, NULL, 0,
0);
- if (hPattern == NULL)
- {
- EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
- return NULL;
- }
- RtlCopyMemory(pvDIBits,
- (PVOID)DataPtr,
- DIB_GetDIBImageBytes(BitmapInfo->bmiHeader.biWidth,
- BitmapInfo->bmiHeader.biHeight,
- BitmapInfo->bmiHeader.biBitCount *
BitmapInfo->bmiHeader.biPlanes));
-
- pbrush = BRUSH_AllocBrushWithHandle();
- if (pbrush == NULL)
- {
- GreDeleteObject(hPattern);
- EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
- return NULL;
- }
- hBrush = pbrush->BaseObject.hHmgr;
-
- pbrush->flAttrs |= BR_IS_BITMAP | BR_IS_DIB;
- pbrush->hbmPattern = hPattern;
- /* FIXME: Fill in the rest of fields!!! */
-
- GreSetObjectOwner(hPattern, GDI_OBJ_HMGR_PUBLIC);
-
- GDIOBJ_vUnlockObject(&pbrush->BaseObject);
-
- return hBrush;
+NtGdiCreateSolidBrush(
+ _In_ COLORREF crColor,
+ _In_opt_ HBRUSH hbr)
+{
+ /* Call the internal worker function */
+ return GreCreateBrushInternal(0, NULL, NULL, crColor, BR_IS_SOLID);
}
HBRUSH
APIENTRY
-IntGdiCreateHatchBrush(
- INT Style,
- COLORREF Color)
-{
- HBRUSH hBrush;
- PBRUSH pbrush;
-
- if (Style < 0 || Style >= NB_HATCH_STYLES)
+NtGdiCreateHatchBrushInternal(
+ _In_ ULONG ulStyle,
+ _In_ COLORREF crColor,
+ _In_ BOOL bPen)
+{
+ FLONG flAttr = BR_IS_HATCH | (bPen ? BR_IS_PEN : 0);
+
+ /* Check parameters */
+ if ((ulStyle < 0) || (ulStyle >= HS_DDI_MAX))
{
return 0;
}
- pbrush = BRUSH_AllocBrushWithHandle();
- if (pbrush == NULL)
- {
- EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
- return NULL;
- }
- hBrush = pbrush->BaseObject.hHmgr;
-
- pbrush->flAttrs |= BR_IS_HATCH;
- pbrush->BrushAttr.lbColor = Color & 0xFFFFFF;
- pbrush->ulStyle = Style;
-
- GDIOBJ_vUnlockObject(&pbrush->BaseObject);
-
- return hBrush;
+ /* Call the internal worker function */
+ return GreCreateBrushInternal(ulStyle, NULL, NULL, crColor, flAttr);
}
HBRUSH
APIENTRY
-IntGdiCreatePatternBrush(
- HBITMAP hBitmap)
-{
- HBRUSH hBrush;
- PBRUSH pbrush;
- HBITMAP hPattern;
-
- hPattern = BITMAP_CopyBitmap(hBitmap);
- if (hPattern == NULL)
+NtGdiCreatePatternBrushInternal(
+ _In_ HBITMAP hBitmap,
+ _In_ BOOL bPen,
+ _In_ BOOL b8x8)
+{
+ HBITMAP hbmPattern;
+ FLONG flAttr = BR_IS_BITMAP | (bPen ? BR_IS_PEN : 0);
+
+ /* Make a copy of the given bitmap */
+ hbmPattern = BITMAP_CopyBitmap(hBitmap);
+ if (hbmPattern == NULL)
{
EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
return NULL;
}
- pbrush = BRUSH_AllocBrushWithHandle();
- if (pbrush == NULL)
- {
- GreDeleteObject(hPattern);
- EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
- return NULL;
- }
- hBrush = pbrush->BaseObject.hHmgr;
-
- pbrush->flAttrs |= BR_IS_BITMAP;
- pbrush->hbmPattern = hPattern;
- /* FIXME: Fill in the rest of fields!!! */
-
- GreSetObjectOwner(hPattern, GDI_OBJ_HMGR_PUBLIC);
-
- GDIOBJ_vUnlockObject(&pbrush->BaseObject);
-
- return hBrush;
-}
-
-HBRUSH
-APIENTRY
-IntGdiCreateSolidBrush(
- COLORREF Color)
-{
- HBRUSH hBrush;
- PBRUSH pbrush;
-
- pbrush = BRUSH_AllocBrushWithHandle();
- if (pbrush == NULL)
- {
- EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
- return NULL;
- }
- hBrush = pbrush->BaseObject.hHmgr;
-
- pbrush->flAttrs |= BR_IS_SOLID;
-
- pbrush->BrushAttr.lbColor = Color & 0x00FFFFFF;
- /* FIXME: Fill in the rest of fields!!! */
-
- GDIOBJ_vUnlockObject(&pbrush->BaseObject);
-
- return hBrush;
-}
-
-HBRUSH
-APIENTRY
-IntGdiCreateNullBrush(VOID)
-{
- HBRUSH hBrush;
- PBRUSH pbrush;
-
- pbrush = BRUSH_AllocBrushWithHandle();
- if (pbrush == NULL)
- {
- EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
- return NULL;
- }
- hBrush = pbrush->BaseObject.hHmgr;
-
- pbrush->flAttrs |= BR_IS_NULL;
- GDIOBJ_vUnlockObject(&pbrush->BaseObject);
-
- return hBrush;
-}
-
-VOID
-FASTCALL
-IntGdiSetSolidBrushColor(HBRUSH hBrush, COLORREF Color)
-{
- PBRUSH pbrush;
-
- pbrush = BRUSH_ShareLockBrush(hBrush);
- if (pbrush->flAttrs & BR_IS_SOLID)
- {
- pbrush->BrushAttr.lbColor = Color & 0xFFFFFF;
- }
- BRUSH_ShareUnlockBrush(pbrush);
-}
-
-
-/* PUBLIC FUNCTIONS ***********************************************************/
+ /* Call the internal worker function */
+ return GreCreateBrushInternal(0, hbmPattern, hBitmap, 0, flAttr);
+}
HBRUSH
APIENTRY
NtGdiCreateDIBBrush(
- IN PVOID BitmapInfoAndData,
- IN FLONG ColorSpec,
- IN UINT BitmapInfoSize,
- IN BOOL b8X8,
- IN BOOL bPen,
- IN PVOID PackedDIB)
-{
- BITMAPINFO *SafeBitmapInfoAndData;
- NTSTATUS Status = STATUS_SUCCESS;
- HBRUSH hBrush;
-
- SafeBitmapInfoAndData = EngAllocMem(FL_ZERO_MEMORY, BitmapInfoSize, TAG_DIB);
- if (SafeBitmapInfoAndData == NULL)
+ _In_ PVOID pvPackedDIB,
+ _In_ ULONG iUsage,// FLONG flColorSpec,
+ _In_ UINT cjDIBSize,
+ _In_ BOOL b8x8,
+ _In_ BOOL bPen,
+ _In_ PVOID pClient)
+{
+ FLONG flAttr = BR_IS_DIB | (bPen ? BR_IS_PEN : 0);
+ PVOID pvSaveDIB, pvSafeBits;
+ PBITMAPINFO pbmi;
+ HBITMAP hbmPattern;
+ ULONG cjInfoSize;
+
+ /* Parameter check */
+ if (iUsage > 2)
+ {
+ EngSetLastError(ERROR_INVALID_PARAMETER);
+ return NULL;
+ }
+
+ /* Allocate a buffer large enough to hold the complete packed DIB */
+ pvSaveDIB = ExAllocatePoolWithTag(PagedPool, cjDIBSize, TAG_DIB);
+ if (pvSaveDIB == NULL)
{
EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
return NULL;
}
+ /* Enter SEH for buffer transfer */
_SEH2_TRY
{
- ProbeForRead(BitmapInfoAndData, BitmapInfoSize, 1);
- RtlCopyMemory(SafeBitmapInfoAndData, BitmapInfoAndData, BitmapInfoSize);
+ /* Probe and copy the whole DIB */
+ ProbeForRead(pvPackedDIB, cjDIBSize, 1);
+ RtlCopyMemory(pvSaveDIB, pvPackedDIB, cjDIBSize);
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
- Status = _SEH2_GetExceptionCode();
+ /* Got an exception, cleanup, set error and return 0 */
+ ExFreePoolWithTag(pvSaveDIB, TAG_DIB);
+ SetLastNtError(_SEH2_GetExceptionCode());
+ _SEH2_YIELD(return 0;)
}
_SEH2_END;
- if (!NT_SUCCESS(Status))
- {
- EngFreeMem(SafeBitmapInfoAndData);
- SetLastNtError(Status);
- return 0;
- }
-
- hBrush = IntGdiCreateDIBBrush(SafeBitmapInfoAndData,
- ColorSpec,
- BitmapInfoSize,
- PackedDIB);
-
- EngFreeMem(SafeBitmapInfoAndData);
-
- return hBrush;
-}
-
-HBRUSH
-APIENTRY
-NtGdiCreateHatchBrushInternal(
- ULONG Style,
- COLORREF Color,
- BOOL bPen)
-{
- return IntGdiCreateHatchBrush(Style, Color);
-}
-
-HBRUSH
-APIENTRY
-NtGdiCreatePatternBrushInternal(
- HBITMAP hBitmap,
- BOOL bPen,
- BOOL b8x8)
-{
- return IntGdiCreatePatternBrush(hBitmap);
-}
-
-HBRUSH
-APIENTRY
-NtGdiCreateSolidBrush(COLORREF Color,
- IN OPTIONAL HBRUSH hbr)
-{
- return IntGdiCreateSolidBrush(Color);
+ /* Calculate the size of the bitmap info */
+ cjInfoSize = GreGetBitmapInfoSize(pvSaveDIB, iUsage);
+
+ /* Check sanity of the sizes */
+ if ((cjInfoSize < sizeof(BITMAPCOREHEADER)) || // info?
+ (cjInfoSize > cjDIBSize))
+ {
+ /* Something is wrong with the bitmap */
+ ExFreePoolWithTag(pvSaveDIB, TAG_DIB);
+ return NULL;
+ }
+
+ /* Get pointers to BITMAPINFO and to the bits */
+ pbmi = pvSaveDIB;
+ pvSafeBits = (PUCHAR)pvSaveDIB + cjInfoSize;
+
+ /* When DIB_PAL_COLORS is requested, we don't create the RGB palette
+ entries directly, instead we need to create a fake palette containing
+ pal indices, which is converted into a real palette when the brush
+ is realized. */
+ if (iUsage == DIB_PAL_COLORS) iUsage = DIB_PAL_BRUSHHACK;
+
+ /* Create the pattern bitmap from the DIB. */
+ hbmPattern = GreCreateDIBitmapInternal(NULL,
+ pbmi->bmiHeader.biWidth,
+ abs(pbmi->bmiHeader.biHeight),
+ CBM_INIT,
+ pvSafeBits,
+ pbmi,
+ iUsage,// FIXME!!!
+ 0,
+ cjDIBSize - cjInfoSize,
+ NULL);
+
+ /* Free the buffer already */
+ ExFreePoolWithTag(pvSaveDIB, TAG_DIB);
+
+ /* Check for failure */
+ if (!hbmPattern)
+ {
+ EngSetLastError(ERROR_NOT_ENOUGH_MEMORY);
+ return NULL;
+ }
+
+ /* Remember if the palette consists of palette indices */
+ if (iUsage == DIB_PAL_COLORS) flAttr |= BR_IS_DIBPALCOLORS;
+
+ /* Call the internal worker function */
+ return GreCreateBrushInternal(0, hbmPattern, pvPackedDIB, 0, flAttr);
}
Modified: branches/dib_rewrite/win32ss/gdi/ntgdi/brush.h
URL:
http://svn.reactos.org/svn/reactos/branches/dib_rewrite/win32ss/gdi/ntgdi/b…
==============================================================================
--- branches/dib_rewrite/win32ss/gdi/ntgdi/brush.h [iso-8859-1] (original)
+++ branches/dib_rewrite/win32ss/gdi/ntgdi/brush.h [iso-8859-1] Wed May 9 20:36:16 2012
@@ -1,8 +1,4 @@
#pragma once
-
-/* Internal interface */
-
-#define NB_HATCH_STYLES 6
/*
* The layout of this structure is taken from "Windows Graphics Programming"
@@ -19,7 +15,7 @@
ULONG ulStyle;
HBITMAP hbmPattern;
- HBITMAP hbmClient;
+ HANDLE hbmClient;
ULONG flAttrs;
ULONG ulBrushUnique;
@@ -55,9 +51,9 @@
// DWORD dwUnknown2c;
// DWORD dwUnknown30;
SURFACE * psurfTrg;
- struct _PALETTE * ppalSurf;
- struct _PALETTE * ppalDC;
- struct _PALETTE * ppalDIB;
+ PPALETTE ppalSurf;
+ PPALETTE ppalDC;
+ PPALETTE ppalDIB;
// DWORD dwUnknown44;
BRUSH * pbrush;
FLONG flattrs;
@@ -86,15 +82,14 @@
#define BR_CACHED_ENGINE 0x00040000
#define BR_CACHED_IS_SOLID 0x80000000
-#define BRUSH_AllocBrush() ((PBRUSH) GDIOBJ_AllocObj(GDIObjType_BRUSH_TYPE))
-#define BRUSH_AllocBrushWithHandle() ((PBRUSH)
GDIOBJ_AllocObjWithHandle(GDI_OBJECT_TYPE_BRUSH, sizeof(BRUSH)))
-#define BRUSH_FreeBrush(pBrush) GDIOBJ_FreeObj((POBJ)pBrush, GDIObjType_BRUSH_TYPE)
-#define BRUSH_FreeBrushByHandle(hBrush) GDIOBJ_FreeObjByHandle((HGDIOBJ)hBrush,
GDI_OBJECT_TYPE_BRUSH)
#define BRUSH_ShareLockBrush(hBrush) ((PBRUSH)GDIOBJ_ShareLockObj((HGDIOBJ)hBrush,
GDI_OBJECT_TYPE_BRUSH))
#define BRUSH_ShareUnlockBrush(pBrush) GDIOBJ_vDereferenceObject((POBJ)pBrush)
-INT FASTCALL BRUSH_GetObject (PBRUSH GdiObject, INT Count, LPLOGBRUSH Buffer);
-BOOL NTAPI BRUSH_Cleanup(PVOID ObjectBody);
+#define GDIObjType_PEN_TYPE 0x30
+#define GDIObjType_EXTPEN_TYPE 0x50
+
+#define DIB_DEFPAL_COLORS 2 /* Colors are indices into the default palette */
+#define DIB_PAL_BRUSHHACK 3 /* Used as iUsage to create a PAL_BRUSHHACK palete */
extern HSURF gahsurfHatch[HS_DDI_MAX];
@@ -145,19 +140,69 @@
return iOldColor;
}
-BOOL FASTCALL IntGdiSetBrushOwner(PBRUSH,DWORD);
-BOOL FASTCALL GreSetBrushOwner(HBRUSH,DWORD);
-
-HBRUSH APIENTRY
-IntGdiCreatePatternBrush(
- HBITMAP hBitmap);
-
-HBRUSH APIENTRY
-IntGdiCreateSolidBrush(
- COLORREF Color);
-
-HBRUSH APIENTRY
-IntGdiCreateNullBrush(VOID);
-
-VOID FASTCALL
-IntGdiSetSolidBrushColor(HBRUSH hBrush, COLORREF Color);
+
+PBRUSH
+NTAPI
+BRUSH_AllocBrushOrPen(UCHAR objt);
+
+#define BRUSH_AllocBrush() \
+ BRUSH_AllocBrushOrPen(GDIObjType_BRUSH_TYPE)
+
+PBRUSH
+NTAPI
+BRUSH_AllocBrushOrPenWithHandle(UCHAR objt, ULONG ulOwner);
+
+#define BRUSH_AllocBrushWithHandle(ulOwner) \
+ BRUSH_AllocBrushOrPenWithHandle(GDIObjType_BRUSH_TYPE, ulOwner)
+
+INT
+FASTCALL
+BRUSH_GetObject(PBRUSH GdiObject, INT Count, LPLOGBRUSH Buffer);
+
+BOOL
+NTAPI
+BRUSH_Cleanup(PVOID ObjectBody);
+
+BOOL
+NTAPI
+BRUSH_bSetBrushOwner(PBRUSH pbr, ULONG ulOwner);
+
+BOOL
+NTAPI
+GreSetBrushOwner(HBRUSH,DWORD);
+
+HBRUSH
+NTAPI
+GreCreatePatternBrushEx(
+ _In_ HBITMAP hbmPattern,
+ _In_ FLONG flAttrs,
+ _In_ BOOL bPen,
+ _In_ BOOL b8X8, // FIXME: do we need this?
+ _In_ BOOL bGlobal);
+
+HBRUSH
+FORCEINLINE
+GreCreatePatternBrush(
+ _In_ HBITMAP hbmPattern,
+ _In_ BOOL bGlobal)
+{
+ return GreCreatePatternBrushEx(hbmPattern, 0, 0, 0, bGlobal);
+}
+
+HBRUSH
+NTAPI
+GreCreateNullBrush(VOID);
+
+VOID
+NTAPI
+GreSetSolidBrushColor(HBRUSH hbr, COLORREF crColor);
+
+#define InterlockedIncrementUL(x) InterlockedIncrement((LONG*)(x))
+#define GreGetBitmapInfoSize(pbmi, iUsage) DIB_BitmapInfoSize(pbmi, (WORD)iUsage)
+
+#define IntGdiSetBrushOwner BRUSH_bSetBrushOwner
+#define IntGdiCreatePatternBrush(hbmp) NtGdiCreatePatternBrushInternal(hbmp, 0, 0)
+#define IntGdiCreateSolidBrush(color) NtGdiCreateSolidBrush(color, 0)
+#define IntGdiSetSolidBrushColor GreSetSolidBrushColor
+#define IntGdiCreateNullBrush GreCreateNullBrush
+
Added: branches/dib_rewrite/win32ss/gdi/ntgdi/dibitmap.c
URL:
http://svn.reactos.org/svn/reactos/branches/dib_rewrite/win32ss/gdi/ntgdi/d…
==============================================================================
--- branches/dib_rewrite/win32ss/gdi/ntgdi/dibitmap.c (added)
+++ branches/dib_rewrite/win32ss/gdi/ntgdi/dibitmap.c [iso-8859-1] Wed May 9 20:36:16
2012
@@ -1,0 +1,979 @@
+/*
+ * COPYRIGHT: GNU GPL, see COPYING in the top level directory
+ * PROJECT: ReactOS Win32 kernelmode subsystem
+ * PURPOSE: GDI functions for device independent bitmaps
+ * FILE: subsystems/win32/win32k/objects/dibitmap.c
+ * PROGRAMER: Timo Kreuzer
+ */
+
+#include <win32k.h>
+
+#define NDEBUG
+#include <debug.h>
+
+static
+BOOL
+DibGetBitmapFormat(
+ _In_ const BITMAPINFO *pbmi,
+ _Out_ PBITMAPFORMAT pbmf)
+{
+ /* Check for BITMAPCOREINFO */
+ if (pbmi->bmiHeader.biSize < sizeof(BITMAPINFOHEADER))
+ {
+ PBITMAPCOREHEADER pbch = (PBITMAPCOREHEADER)pbmi;
+
+ pbmf->sizel.cx = pbch->bcWidth;
+ pbmf->sizel.cy = pbch->bcHeight;
+ pbmf->cBitsPixel = pbch->bcBitCount * pbch->bcPlanes;
+ pbmf->iCompression = BI_RGB;
+ }
+ else
+ {
+ pbmf->sizel.cx = pbmi->bmiHeader.biWidth;
+ pbmf->sizel.cy = pbmi->bmiHeader.biHeight;
+ pbmf->cBitsPixel = pbmi->bmiHeader.biBitCount *
pbmi->bmiHeader.biPlanes;
+ pbmf->iCompression = pbmi->bmiHeader.biCompression;
+ }
+
+ /* Get the bitmap format */
+ pbmf->iFormat = BitmapFormat(pbmf->cBitsPixel, pbmf->iCompression);
+
+ /* Check if we have a valid bitmap format */
+ if (pbmf->iFormat == 0)
+ {
+ DPRINT1("Invalid format\n");
+ return FALSE;
+ }
+
+ /* Check compressed format and top-down */
+ if ((pbmf->iFormat > BMF_32BPP) && (pbmf->sizel.cy < 0))
+ {
+ DPRINT1("Compressed bitmaps cannot be top-down.\n");
+ return FALSE;
+ }
+
+ // FIXME: check bitmap extensions / size
+
+ return TRUE;
+}
+
+static
+ULONG
+DibGetImageSize(
+ _In_ const BITMAPINFO *pbmi)
+{
+ LONG lWidth, lHeight;
+ ULONG cBitsPixel;
+
+ /* Check for BITMAPCOREINFO */
+ if (pbmi->bmiHeader.biSize < sizeof(BITMAPINFOHEADER))
+ {
+ PBITMAPCOREHEADER pbch = (PBITMAPCOREHEADER)pbmi;
+ lWidth = pbch->bcWidth;
+ lHeight = pbch->bcHeight;
+ cBitsPixel = pbch->bcBitCount * pbch->bcPlanes;
+ }
+ else
+ {
+ lWidth = pbmi->bmiHeader.biWidth;
+ lHeight = pbmi->bmiHeader.biHeight;
+ cBitsPixel = pbmi->bmiHeader.biBitCount * pbmi->bmiHeader.biPlanes;
+ }
+
+ return WIDTH_BYTES_ALIGN32(lWidth, cBitsPixel) * abs(lHeight);
+}
+
+ULONG
+NTAPI
+DibGetBitmapInfoSize(
+ _In_ const BITMAPINFO *pbmi,
+ _In_ ULONG iUsage)
+{
+ ULONG cjHeaderSize, cBitsPixel, cColors, cMaxColors;
+
+ cjHeaderSize = pbmi->bmiHeader.biSize;
+
+ if ((cjHeaderSize < sizeof(BITMAPCOREHEADER)) ||
+ ((LONG)cjHeaderSize < 0))
+ {
+ return 0;
+ }
+
+ /* Check for BITMAPCOREINFO */
+ if (cjHeaderSize < sizeof(BITMAPINFOHEADER))
+ {
+ PBITMAPCOREHEADER pbch = (PBITMAPCOREHEADER)pbmi;
+
+ cBitsPixel = pbch->bcBitCount;
+ cColors = (cBitsPixel <= 8) ? (1 << cBitsPixel) : 0;
+ return sizeof(BITMAPCOREHEADER) + cColors *
+ ((iUsage == DIB_RGB_COLORS) ? sizeof(RGBTRIPLE) : sizeof(WORD));
+ }
+ else /* Use BITMAPINFOHEADER */
+ {
+ /* Check if the DIB uses bitfields */
+ if (pbmi->bmiHeader.biCompression == BI_BITFIELDS)
+ {
+ /* Check for V4/v5 info */
+ if (cjHeaderSize >= sizeof(BITMAPV4HEADER))
+ {
+ /* There are no colors or masks */
+ return cjHeaderSize;
+ }
+ else
+ {
+ /* The color table is 3 masks */
+ return cjHeaderSize + 3 * sizeof(RGBQUAD);
+ }
+ }
+
+ cBitsPixel = pbmi->bmiHeader.biBitCount;
+ if (cBitsPixel > 8)
+ return cjHeaderSize;
+
+ cMaxColors = (1 << cBitsPixel);
+ cColors = pbmi->bmiHeader.biClrUsed;
+ if ((cColors == 0) || (cColors > cMaxColors)) cColors = cMaxColors;
+
+ if (iUsage == DIB_RGB_COLORS)
+ return cjHeaderSize + cColors * sizeof(RGBQUAD);
+ else
+ return cjHeaderSize + cColors * sizeof(WORD);
+ }
+}
+
+PBITMAPINFO
+NTAPI
+DibProbeAndCaptureBitmapInfo(
+ _In_ const BITMAPINFO *pbmiUnsafe,
+ _In_ ULONG iUsage,
+ _In_ PULONG pcjInfo)
+{
+ BITMAPINFO *pbmi;
+ ULONG cjInfo = *pcjInfo;
+
+ /* Normalize the size to the maximum possible */
+ cjInfo = min(cjInfo, sizeof(BITMAPV5HEADER) + 256 * sizeof(RGBQUAD));
+
+ /* Check if the size is at least big enough for a core info */
+ if (cjInfo < sizeof(BITMAPCOREHEADER))
+ {
+ return NULL;
+ }
+
+ /* Allocate a buffer for the bitmap info */
+ pbmi = ExAllocatePoolWithTag(PagedPool, cjInfo, GDITAG_BITMAPINFO);
+ if (!pbmi)
+ {
+ return NULL;
+ }
+
+ /* Enter SEH for copy */
+ _SEH2_TRY
+ {
+ /* Probe and copy the data from user mode */
+ ProbeForRead(pbmiUnsafe, cjInfo, 1);
+ RtlCopyMemory(pbmi, pbmiUnsafe, cjInfo);
+ }
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ _SEH2_YIELD(return NULL);
+ }
+ _SEH2_END;
+
+ /* Check if we have at least as much as the actual header size */
+ if (cjInfo >= pbmi->bmiHeader.biSize)
+ {
+ /* Calculate the real size of the bitmap info */
+ cjInfo = DibGetBitmapInfoSize(pbmi, iUsage);
+
+ /* Make sure the real size is not larger than our buffer */
+ if (cjInfo <= *pcjInfo)
+ {
+ /* Update the real info size */
+ *pcjInfo = cjInfo;
+
+ /* Return the new bitmap info */
+ return pbmi;
+ }
+ }
+
+ /* Failure, free the buffer and return NULL */
+ ExFreePoolWithTag(pbmi, GDITAG_BITMAPINFO);
+ return NULL;
+}
+
+VOID
+FORCEINLINE
+DibFreeBitmapInfo(
+ _In_ PBITMAPINFO pbmi)
+{
+ ExFreePoolWithTag(pbmi, GDITAG_BITMAPINFO);
+}
+
+PPALETTE
+NTAPI
+CreateDIBPalette(
+ _In_ const BITMAPINFO *pbmi,
+ _In_ PDC pdc,
+ _In_ ULONG iUsage)
+{
+ PPALETTE ppal;
+ ULONG i, cBitsPixel, cColors;
+
+ if (pbmi->bmiHeader.biSize < sizeof(BITMAPINFOHEADER))
+ {
+ PBITMAPCOREINFO pbci = (PBITMAPCOREINFO)pbmi;
+ cBitsPixel = pbci->bmciHeader.bcBitCount;
+ }
+ else
+ {
+ cBitsPixel = pbmi->bmiHeader.biBitCount;
+ }
+
+ /* Check if the colors are indexed */
+ if (cBitsPixel <= 8)
+ {
+ /* We create a "full" palette */
+ cColors = 1 << cBitsPixel;
+
+ /* Allocate the palette */
+ ppal = PALETTE_AllocPalette(PAL_INDEXED,
+ cColors,
+ NULL,
+ 0,
+ 0,
+ 0);
+
+ /* Check if the BITMAPINFO specifies how many colors to use */
+ if ((pbmi->bmiHeader.biSize >= sizeof(BITMAPINFOHEADER)) &&
+ (pbmi->bmiHeader.biClrUsed != 0))
+ {
+ /* This is how many colors we can actually process */
+ cColors = min(cColors, pbmi->bmiHeader.biClrUsed);
+ }
+
+ /* Check how to use the colors */
+ if (iUsage == DIB_PAL_COLORS)
+ {
+ COLORREF crColor;
+
+ /* The colors are an array of WORD indices into the DC palette */
+ PWORD pwColors = (PWORD)((PCHAR)pbmi + pbmi->bmiHeader.biSize);
+
+ /* Use the DCs palette or, if no DC is given, the default one */
+ PPALETTE ppalDC = pdc ? pdc->dclevel.ppal : gppalDefault;
+
+ /* Loop all color indices in the DIB */
+ for (i = 0; i < cColors; i++)
+ {
+ /* Get the palette index and handle wraparound when exceeding
+ the number of colors in the DC palette */
+ WORD wIndex = pwColors[i] % ppalDC->NumColors;
+
+ /* USe the RGB value from the DC palette */
+ crColor = PALETTE_ulGetRGBColorFromIndex(ppalDC, wIndex);
+ PALETTE_vSetRGBColorForIndex(ppal, i, crColor);
+ }
+ }
+ else if (iUsage == DIB_PAL_BRUSHHACK)
+ {
+ /* The colors are an array of WORD indices into the DC palette */
+ PWORD pwColors = (PWORD)((PCHAR)pbmi + pbmi->bmiHeader.biSize);
+
+ /* Loop all color indices in the DIB */
+ for (i = 0; i < cColors; i++)
+ {
+ /* Set the index directly as the RGB color, the real palette
+ containing RGB values will be calculated when the brush is
+ realized */
+ PALETTE_vSetRGBColorForIndex(ppal, i, pwColors[i]);
+ }
+
+ /* Mark the palette as a brush hack palette */
+ ppal->flFlags |= PAL_BRUSHHACK;
+ }
+// else if (iUsage == 2)
+// {
+ // FIXME: this one is undocumented
+// ASSERT(FALSE);
+// }
+ else if (pbmi->bmiHeader.biSize >= sizeof(BITMAPINFOHEADER))
+ {
+ /* The colors are an array of RGBQUAD values */
+ RGBQUAD *prgb = (RGBQUAD*)((PCHAR)pbmi + pbmi->bmiHeader.biSize);
+
+ // FIXME: do we need to handle PALETTEINDEX / PALETTERGB macro?
+
+ /* Loop all color indices in the DIB */
+ for (i = 0; i < cColors; i++)
+ {
+ /* Get the color value and translate it to a COLORREF */
+ RGBQUAD rgb = prgb[i];
+ COLORREF crColor = RGB(rgb.rgbRed, rgb.rgbGreen, rgb.rgbBlue);
+
+ /* Set the RGB value in the palette */
+ PALETTE_vSetRGBColorForIndex(ppal, i, crColor);
+ }
+ }
+ else
+ {
+ /* The colors are an array of RGBTRIPLE values */
+ RGBTRIPLE *prgb = (RGBTRIPLE*)((PCHAR)pbmi + pbmi->bmiHeader.biSize);
+
+ /* Loop all color indices in the DIB */
+ for (i = 0; i < cColors; i++)
+ {
+ /* Get the color value and translate it to a COLORREF */
+ RGBTRIPLE rgb = prgb[i];
+ COLORREF crColor = RGB(rgb.rgbtRed, rgb.rgbtGreen, rgb.rgbtBlue);
+
+ /* Set the RGB value in the palette */
+ PALETTE_vSetRGBColorForIndex(ppal, i, crColor);
+ }
+ }
+ }
+ else
+ {
+ /* This is a bitfield / RGB palette */
+ ULONG flRedMask, flGreenMask, flBlueMask;
+
+ /* Check if the DIB contains bitfield values */
+ if ((pbmi->bmiHeader.biSize >= sizeof(BITMAPINFOHEADER)) &&
+ (pbmi->bmiHeader.biCompression == BI_BITFIELDS))
+ {
+ /* Check if we have a v4/v5 header */
+ if (pbmi->bmiHeader.biSize >= sizeof(BITMAPV4HEADER))
+ {
+ /* The masks are dedicated fields in the header */
+ PBITMAPV4HEADER pbmV4Header = (PBITMAPV4HEADER)&pbmi->bmiHeader;
+ flRedMask = pbmV4Header->bV4RedMask;
+ flGreenMask = pbmV4Header->bV4GreenMask;
+ flBlueMask = pbmV4Header->bV4BlueMask;
+ }
+ else
+ {
+ /* The masks are the first 3 values in the DIB color table */
+ PDWORD pdwColors = (PVOID)((PCHAR)pbmi + pbmi->bmiHeader.biSize);
+ flRedMask = pdwColors[0];
+ flGreenMask = pdwColors[1];
+ flBlueMask = pdwColors[2];
+ }
+ }
+ else
+ {
+ /* Check what bit depth we have. Note: optimization flags are
+ calculated in PALETTE_AllocPalette() */
+ if (cBitsPixel == 16)
+ {
+ /* This is an RGB 555 palette */
+ flRedMask = 0x7C00;
+ flGreenMask = 0x03E0;
+ flBlueMask = 0x001F;
+ }
+ else
+ {
+ /* This is an RGB 888 palette */
+ flRedMask = 0xFF0000;
+ flGreenMask = 0x00FF00;
+ flBlueMask = 0x0000FF;
+ }
+ }
+
+ /* Allocate the bitfield palette */
+ ppal = PALETTE_AllocPalette(PAL_BITFIELDS,
+ 0,
+ NULL,
+ flRedMask,
+ flGreenMask,
+ flBlueMask);
+ }
+
+ /* We're done, return the palette */
+ return ppal;
+}
+
+PSURFACE
+NTAPI
+DibCreateDIBSurface(
+ _In_ const BITMAPINFO *pbmi,
+ _In_opt_ PDC pdc,
+ _In_ ULONG iUsage,
+ _In_ ULONG fjBitmap,
+ _In_ PVOID pvBits,
+ _In_ ULONG cjMaxBits)
+{
+ BITMAPFORMAT bitmapformat;
+ PSURFACE psurf;
+ PPALETTE ppal;
+
+ /* Get the format of the DIB */
+ if (!DibGetBitmapFormat(pbmi, &bitmapformat))
+ {
+ /* Invalid BITMAPINFO */
+ return NULL;
+ }
+
+ /* Handle top-down bitmaps */
+ if (bitmapformat.sizel.cy < 0) fjBitmap |= BMF_TOPDOWN;
+
+ /* Allocate a surface for the DIB */
+ psurf = SURFACE_AllocSurface(STYPE_BITMAP,
+ bitmapformat.sizel.cx,
+ abs(bitmapformat.sizel.cy),
+ bitmapformat.iFormat,
+ fjBitmap,
+ 0,
+ pvBits);
+ if (!psurf)
+ {
+ return NULL;
+ }
+
+ /* Create a palette from the color info */
+ ppal = CreateDIBPalette(pbmi, pdc, iUsage);
+ if (!ppal)
+ {
+ /* Free the surface and return NULL */
+ GDIOBJ_vDeleteObject(&psurf->BaseObject);
+ return NULL;
+ }
+
+ /* Dereference the old palette and set the new */
+ PALETTE_ShareUnlockPalette(psurf->ppal);
+ psurf->ppal = ppal;
+
+ /* Return the surface */
+ return psurf;
+}
+
+
+/* SYSTEM CALLS **************************************************************/
+
+HBITMAP
+APIENTRY
+NtGdiCreateDIBSection(
+ _In_ HDC hdc,
+ _In_ OPTIONAL HANDLE hSectionApp,
+ _In_ DWORD dwOffset,
+ _In_ LPBITMAPINFO pbmiUser,
+ _In_ DWORD iUsage,
+ _In_ UINT cjInfo,
+ _In_ FLONG fl,
+ _In_ ULONG_PTR dwColorSpace,
+ _Out_opt_ PVOID *ppvBits)
+{
+ PBITMAPINFO pbmi;
+ PSURFACE psurfDIBSection;
+ PVOID pvBits = NULL;
+ PDC pdc;
+ HANDLE hSecure;
+ HBITMAP hbmp = NULL;
+
+ /* Capture a safe copy of the bitmap info */
+ pbmi = DibProbeAndCaptureBitmapInfo(pbmiUser, iUsage, &cjInfo);
+ if (!pbmi)
+ {
+ /* Could not get bitmapinfo, fail. */
+ return NULL;
+ }
+
+ /* Check if we got a DC */
+ if (hdc)
+ {
+ /* Lock the DC */
+ pdc = DC_LockDc(hdc);
+ if (!pdc)
+ {
+ /* Fail */
+ goto cleanup;
+ }
+ }
+ else
+ {
+ /* No DC */
+ pdc = NULL;
+ }
+
+ /* Check if the caller passed a section handle */
+ if (hSectionApp)
+ {
+ /* Get the size of the image */
+ SIZE_T cjSize = DibGetImageSize(pbmi);
+
+ /* Map the section */
+ pvBits = EngMapSectionView(hSectionApp, cjSize, dwOffset, &hSecure);
+ if (!pvBits)
+ {
+ /* Fail */
+ goto cleanup;
+ }
+ }
+
+ /* Create the DIB section surface */
+ psurfDIBSection = DibCreateDIBSurface(pbmi,
+ pdc,
+ iUsage,
+ BMF_USERMEM,
+ pvBits,
+ 0);
+ if (psurfDIBSection)
+ {
+ /* Check if we used a section */
+ if (hSectionApp)
+ {
+ /* Update section and secure handle */
+ psurfDIBSection->hDIBSection = hSectionApp;
+ psurfDIBSection->hSecure = hSecure;
+ }
+
+ /* Return the base address if requested */
+ if (ppvBits) *ppvBits = psurfDIBSection->SurfObj.pvBits;
+
+ /* Save the handle and unlock the bitmap */
+ hbmp = psurfDIBSection->BaseObject.hHmgr;
+ SURFACE_UnlockSurface(psurfDIBSection);
+ }
+ else
+ {
+ /* Unmap the section view, if we had any */
+ if (hSectionApp) EngUnmapSectionView(pvBits, dwOffset, hSecure);
+ }
+
+cleanup:
+ /* Unlock the DC */
+ if (pdc) DC_UnlockDc(pdc);
+
+ /* Free the bitmap info buffer */
+ DibFreeBitmapInfo(pbmi);
+
+ return hbmp;
+}
+
+HBITMAP
+NTAPI
+GreCreateDIBitmapInternal(
+ _In_ HDC hdc,
+ _In_ INT cx,
+ _In_ INT cy,
+ _In_ DWORD fInit,
+ _In_opt_ LPBYTE pjInit,
+ _In_opt_ PBITMAPINFO pbmi,
+ _In_ DWORD iUsage,
+ _In_ UINT cjMaxBits,
+ _In_ FLONG fl,
+ _In_ HANDLE hcmXform)
+{
+ PDC pdc;
+ PSURFACE psurfDIB;
+
+ /* Check if we got a DC */
+ if (hdc)
+ {
+ /* Lock the DC */
+ pdc = DC_LockDc(hdc);
+ if (!pdc)
+ {
+ return NULL;
+ }
+ }
+ else
+ {
+ /* No DC */
+ pdc = NULL;
+ }
+
+ if (pjInit)
+ {
+ psurfDIB = DibCreateDIBSurface(pbmi,
+ pdc,
+ iUsage,
+ 0,
+ pjInit,
+ cjMaxBits);
+ }
+
+
+ return 0;
+}
+
+HBITMAP
+APIENTRY
+NtGdiCreateDIBitmapInternal(
+ _In_ HDC hdc,
+ _In_ INT cx,
+ _In_ INT cy,
+ _In_ DWORD fInit,
+ _In_opt_ LPBYTE pjInit,
+ _In_opt_ LPBITMAPINFO pbmiUser,
+ _In_ DWORD iUsage,
+ _In_ UINT cjMaxInitInfo,
+ _In_ UINT cjMaxBits,
+ _In_ FLONG fl,
+ _In_ HANDLE hcmXform)
+{
+ PBITMAPINFO pbmi = NULL;
+ HANDLE hSecure;
+ HBITMAP hbmp;
+
+ if (fInit & CBM_INIT)
+ {
+ if (pjInit)
+ {
+ hSecure = EngSecureMem(pjInit, cjMaxBits);
+ if (!hSecure)
+ return NULL;
+ }
+ }
+ else
+ {
+ pjInit = NULL;
+ }
+
+ if (pbmiUser)
+ {
+ pbmi = DibProbeAndCaptureBitmapInfo(pbmiUser, iUsage, &cjMaxInitInfo);
+ if (!pbmi) goto cleanup;
+ }
+
+
+ hbmp = GreCreateDIBitmapInternal(hdc,
+ cx,
+ cy,
+ fInit,
+ pjInit,
+ pbmi,
+ iUsage,
+ cjMaxBits,
+ fl,
+ hcmXform);
+
+ if (pbmi)
+ {
+ DibFreeBitmapInfo(pbmi);
+ }
+
+cleanup:
+
+ if (fInit & CBM_INIT)
+ {
+ EngUnsecureMem(hSecure);
+ }
+
+ return hbmp;
+}
+
+INT
+APIENTRY
+GreGetDIBitsInternal(
+ _In_ HDC hdc,
+ _In_ HBITMAP hbm,
+ _In_ UINT iStartScan,
+ _In_ UINT cScans,
+ _Out_opt_ LPBYTE pjBits,
+ _Inout_ LPBITMAPINFO pbmi,
+ _In_ UINT iUsage,
+ _In_ UINT cjMaxBits,
+ _In_ UINT cjMaxInfo)
+{
+
+ __debugbreak();
+
+
+ return 0;
+}
+
+INT
+APIENTRY
+NtGdiGetDIBitsInternal(
+ _In_ HDC hdc,
+ _In_ HBITMAP hbm,
+ _In_ UINT iStartScan,
+ _In_ UINT cScans,
+ _Out_opt_ LPBYTE pjBits,
+ _Inout_ LPBITMAPINFO pbmi,
+ _In_ UINT iUsage,
+ _In_ UINT cjMaxBits,
+ _In_ UINT cjMaxInfo)
+{
+ __debugbreak();
+ return 0;
+}
+
+INT
+NTAPI
+GreStretchDIBitsInternal(
+ _In_ HDC hdc,
+ _In_ INT xDst,
+ _In_ INT yDst,
+ _In_ INT cxDst,
+ _In_ INT cyDst,
+ _In_ INT xSrc,
+ _In_ INT ySrc,
+ _In_ INT cxSrc,
+ _In_ INT cySrc,
+ _In_opt_ LPBYTE pjInit,
+ _In_ LPBITMAPINFO pbmi,
+ _In_ ULONG iUsage,
+ _In_ DWORD dwRop,
+ _In_ ULONG cjMaxInfo,
+ _In_ ULONG cjMaxBits,
+ _In_ BOOL bTransformCoordinates,
+ _In_ HANDLE hcmXform)
+{
+ PDC pdc;
+ RECTL rcSrc, rcDst;
+ EXLATEOBJ exlo;
+ PSURFACE psurfDIB, psurfDst;
+ BOOL bResult;
+
+ /* Lock the DC */
+ pdc = DC_LockDc(hdc);
+ if (!pdc)
+ {
+ return 0;
+ }
+
+ /* Get the dest surface */
+ psurfDst = pdc->dclevel.pSurface;
+ if (!psurfDst)
+ {
+ DC_UnlockDc(pdc);
+ return 0;
+ }
+
+ /* Create the DIB surface */
+ psurfDIB = DibCreateDIBSurface(pbmi,
+ pdc,
+ iUsage,
+ 0,
+ pjInit,
+ cjMaxBits);
+ if (!psurfDIB)
+ {
+ DC_UnlockDc(pdc);
+ return 0;
+ }
+
+ /* Calculate source and destination rect */
+ rcSrc.left = xSrc;
+ rcSrc.top = ySrc;
+ rcSrc.right = xSrc + cxSrc;
+ rcSrc.bottom = ySrc + cySrc;
+ rcDst.left = xDst;
+ rcDst.top = yDst;
+
+ if (bTransformCoordinates)
+ {
+ /* Use the size in logical units */
+ rcDst.right = rcDst.left + cxDst;
+ rcDst.bottom = rcDst.top + cyDst;
+
+ /* Transform destination rect to device coordinates */
+ IntLPtoDP(pdc, (POINTL*)&rcDst, 2);
+
+ /* Get the new dest size in device units */
+ cxDst = rcDst.right - rcDst.left;
+ cyDst = rcDst.bottom - rcDst.top;
+ }
+ else
+ {
+ /* Transform destination start point to device coordinates */
+ IntLPtoDP(pdc, (POINTL*)&rcDst, 1);
+
+ /* Use the size in device units */
+ rcDst.right = rcDst.left + cxDst;
+ rcDst.bottom = rcDst.top + cyDst;
+ }
+
+ /* Compensate for the DC origin */
+ RECTL_vOffsetRect(&rcDst, pdc->ptlDCOrig.x, pdc->ptlDCOrig.y);
+
+ /* Initialize XLATEOBJ */
+ EXLATEOBJ_vInitialize(&exlo,
+ psurfDIB->ppal,
+ psurfDst->ppal,
+ RGB(0xff, 0xff, 0xff),
+ pdc->pdcattr->crBackgroundClr,
+ pdc->pdcattr->crForegroundClr);
+
+ /* Prepare DC for blit */
+ DC_vPrepareDCsForBlit(pdc, rcDst, NULL, rcSrc);
+
+ /* Perform the stretch operation (note: this will go to
+ EngBitBlt when no stretching is needed) */
+ bResult = IntEngStretchBlt(&psurfDst->SurfObj,
+ &psurfDIB->SurfObj,
+ NULL,
+ pdc->rosdc.CombinedClip,
+ &exlo.xlo,
+ &rcDst,
+ &rcSrc,
+ NULL,
+ &pdc->eboFill.BrushObject,
+ NULL,
+ ROP3_TO_ROP4(dwRop));
+
+ /* Cleanup */
+ DC_vFinishBlit(pdc, NULL);
+ EXLATEOBJ_vCleanup(&exlo);
+ GDIOBJ_vDeleteObject(&psurfDIB->BaseObject);
+ DC_UnlockDc(pdc);
+
+ return bResult ? cySrc : 0;
+}
+
+INT
+APIENTRY
+NtGdiSetDIBitsToDeviceInternal(
+ _In_ HDC hdcDest,
+ _In_ INT xDst,
+ _In_ INT yDst,
+ _In_ DWORD cx,
+ _In_ DWORD cy,
+ _In_ INT xSrc,
+ _In_ INT ySrc,
+ _In_ DWORD iStartScan,
+ _In_ DWORD cNumScan,
+ _In_ LPBYTE pjInitBits,
+ _In_ LPBITMAPINFO pbmiUser,
+ _In_ DWORD iUsage,
+ _In_ UINT cjMaxBits,
+ _In_ UINT cjMaxInfo,
+ _In_ BOOL bTransformCoordinates,
+ _In_opt_ HANDLE hcmXform)
+{
+ PBITMAPINFO pbmi;
+ HANDLE hSecure;
+ INT iResult = 0;
+
+ /* Capture a safe copy of the bitmap info */
+ pbmi = DibProbeAndCaptureBitmapInfo(pbmiUser, iUsage, &cjMaxInfo);
+ if (!pbmi)
+ {
+ /* Could not get bitmapinfo, fail. */
+ return 0;
+ }
+
+ /* Secure the user mode buffer for the bits */
+ hSecure = EngSecureMemForRead(pjInitBits, cjMaxBits);
+ if (hSecure)
+ {
+ /* Call the internal function with the secure pointers */
+ iResult = GreStretchDIBitsInternal(hdcDest,
+ xDst,
+ yDst,
+ cx,
+ cy,
+ xSrc,
+ ySrc,
+ cx,
+ cy,
+ pjInitBits,
+ pbmi,
+ iUsage,
+ MAKEROP4(SRCCOPY, SRCCOPY),
+ cjMaxInfo,
+ cjMaxBits,
+ bTransformCoordinates,
+ hcmXform);
+
+ /* Unsecure the memory */
+ EngUnsecureMem(hSecure);
+ }
+
+ /* Free the bitmap info */
+ DibFreeBitmapInfo(pbmi);
+
+ /* Return the result */
+ return iResult;
+}
+
+
+INT
+APIENTRY
+NtGdiStretchDIBitsInternal(
+ _In_ HDC hdc,
+ _In_ INT xDst,
+ _In_ INT yDst,
+ _In_ INT cxDst,
+ _In_ INT cyDst,
+ _In_ INT xSrc,
+ _In_ INT ySrc,
+ _In_ INT cxSrc,
+ _In_ INT cySrc,
+ _In_opt_ LPBYTE pjInit,
+ _In_ LPBITMAPINFO pbmiUser,
+ _In_ DWORD iUsage,
+ _In_ DWORD dwRop, // ms ntgdi.h says dwRop4(?)
+ _In_ UINT cjMaxInfo,
+ _In_ UINT cjMaxBits,
+ _In_ HANDLE hcmXform)
+{
+ PBITMAPINFO pbmi;
+ HANDLE hSecure;
+ INT iResult = 0;
+
+ /* Capture a safe copy of the bitmap info */
+ pbmi = DibProbeAndCaptureBitmapInfo(pbmiUser, iUsage, &cjMaxInfo);
+ if (!pbmi)
+ {
+ /* Could not get bitmapinfo, fail. */
+ return 0;
+ }
+
+ /* Secure the user mode buffer for the bits */
+ hSecure = EngSecureMemForRead(pjInit, cjMaxBits);
+ if (hSecure)
+ {
+ /* Call the internal function with the secure pointers */
+ iResult = GreStretchDIBitsInternal(hdc,
+ xDst,
+ yDst,
+ cxDst,
+ cyDst,
+ xSrc,
+ ySrc,
+ cxSrc,
+ cySrc,
+ pjInit,
+ pbmi,
+ iUsage,
+ dwRop,
+ cjMaxInfo,
+ cjMaxBits,
+ TRUE,
+ hcmXform);
+
+ /* Unsecure the memory */
+ EngUnsecureMem(hSecure);
+ }
+
+ /* Free the bitmap info */
+ DibFreeBitmapInfo(pbmi);
+
+ /* Return the result */
+ return iResult;
+}
+
+
+///////////////////////////////////////////////////////////////
+
+// old stuff
+
+BITMAPINFO*
+FASTCALL
+DIB_ConvertBitmapInfo(CONST BITMAPINFO* pbmi, DWORD Usage)
+{
+ __debugbreak();
+ return 0;
+}
+
+VOID
+FASTCALL
+DIB_FreeConvertedBitmapInfo(BITMAPINFO* converted, BITMAPINFO* orig)
+{
+ if(converted != orig)
+ ExFreePoolWithTag(converted, TAG_DIB);
+}
+
Propchange: branches/dib_rewrite/win32ss/gdi/ntgdi/dibitmap.c
------------------------------------------------------------------------------
svn:eol-style = native
Added: branches/dib_rewrite/win32ss/gdi/ntgdi/dibitmap.h
URL:
http://svn.reactos.org/svn/reactos/branches/dib_rewrite/win32ss/gdi/ntgdi/d…
==============================================================================
--- branches/dib_rewrite/win32ss/gdi/ntgdi/dibitmap.h (added)
+++ branches/dib_rewrite/win32ss/gdi/ntgdi/dibitmap.h [iso-8859-1] Wed May 9 20:36:16
2012
@@ -1,0 +1,86 @@
+
+/* Used as iUsage to create a PAL_BRUSHHACK palete */
+#define DIB_PAL_BRUSHHACK 3
+
+#define GDITAG_BITMAPINFO 'imbG'
+
+typedef struct _BITMAPFORMAT
+{
+ SIZEL sizel;
+ ULONG cBitsPixel;
+ ULONG iCompression;
+ ULONG iFormat;
+} BITMAPFORMAT, *PBITMAPFORMAT;
+
+ULONG
+NTAPI
+DibGetBitmapInfoSize(
+ _In_ const BITMAPINFO *pbmi,
+ _In_ ULONG iUsage);
+
+INT
+NTAPI
+GreGetDIBitsInternal(
+ _In_ HDC hdc,
+ _In_ HBITMAP hbm,
+ _In_ UINT iStartScan,
+ _In_ UINT cScans,
+ _Out_opt_ LPBYTE pjBits,
+ _Inout_ LPBITMAPINFO pbmi,
+ _In_ UINT iUsage,
+ _In_ UINT cjMaxBits,
+ _In_ UINT cjMaxInfo);
+
+HBITMAP
+NTAPI
+GreCreateDIBitmapInternal(
+ _In_ HDC hdc,
+ _In_ INT cx,
+ _In_ INT cy,
+ _In_ DWORD fInit,
+ _In_opt_ LPBYTE pjInit,
+ _In_opt_ PBITMAPINFO pbmi,
+ _In_ DWORD iUsage,
+ _In_ UINT cjMaxBits,
+ _In_ FLONG fl,
+ _In_ HANDLE hcmXform);
+
+
+// other stuff
+
+HANDLE
+APIENTRY
+EngSecureMemForRead(PVOID Address, ULONG Length);
+
+#define ROP3_TO_ROP4(dwRop3) \
+ ((((dwRop3) & 0xFF0000) >> 8) | (((dwRop3) & 0xFF0000) >> 16))
+
+
+// old stuff
+
+BITMAPINFO*
+FASTCALL
+DIB_ConvertBitmapInfo(CONST BITMAPINFO* pbmi, DWORD Usage);
+
+VOID
+FASTCALL
+DIB_FreeConvertedBitmapInfo(BITMAPINFO* converted, BITMAPINFO* orig);
+
+INT FASTCALL DIB_BitmapInfoSize(const BITMAPINFO * info, WORD coloruse);
+
+INT
+FORCEINLINE
+DIB_GetDIBImageBytes(INT width, INT height, INT depth)
+{
+ return WIDTH_BYTES_ALIGN32(width, depth) * (height < 0 ? -height : height);
+}
+
+UINT
+APIENTRY
+IntGetDIBColorTable(
+ HDC hDC,
+ UINT StartIndex,
+ UINT Entries,
+ RGBQUAD *Colors);
+
+#define DIB_BitmapInfoSize
Propchange: branches/dib_rewrite/win32ss/gdi/ntgdi/dibitmap.h
------------------------------------------------------------------------------
svn:eol-style = native
Modified: branches/dib_rewrite/win32ss/user/ntuser/clipboard.c
URL:
http://svn.reactos.org/svn/reactos/branches/dib_rewrite/win32ss/user/ntuser…
==============================================================================
--- branches/dib_rewrite/win32ss/user/ntuser/clipboard.c [iso-8859-1] (original)
+++ branches/dib_rewrite/win32ss/user/ntuser/clipboard.c [iso-8859-1] Wed May 9 20:36:16
2012
@@ -147,6 +147,8 @@
hdc = UserGetDCEx(NULL, NULL, DCX_USESTYLE);
if (!hdc)
return;
+
+ // FIXME: use a less cheesy way to calculate the size of the bitmap!
psurf = SURFACE_ShareLockSurface(hBm);
if (!psurf)
@@ -165,7 +167,7 @@
bi.bmiHeader.biYPelsPerMeter = 0;
bi.bmiHeader.biClrUsed = 0;
- NtGdiGetDIBitsInternal(hdc, hBm, 0, bm.bmHeight, NULL, &bi, DIB_RGB_COLORS, 0,
0);
+ GreGetDIBitsInternal(hdc, hBm, 0, bm.bmHeight, NULL, &bi, DIB_RGB_COLORS, 0, 0);
pMemObj = (PCLIPBOARDDATA)UserCreateObject(gHandleTable, NULL, &hMem,
otClipBoardData,
sizeof(BITMAPINFOHEADER) +
bi.bmiHeader.biSizeImage);
@@ -173,7 +175,7 @@
{
pMemObj->cbData = sizeof(BITMAPINFOHEADER) + bi.bmiHeader.biSizeImage;
memcpy(pMemObj->Data, &bi, sizeof(BITMAPINFOHEADER));
- NtGdiGetDIBitsInternal(hdc, hBm, 0, bm.bmHeight, (LPBYTE)pMemObj->Data +
sizeof(BITMAPINFOHEADER), &bi, DIB_RGB_COLORS, 0, 0);
+ GreGetDIBitsInternal(hdc, hBm, 0, bm.bmHeight, (LPBYTE)pMemObj->Data +
sizeof(BITMAPINFOHEADER), &bi, DIB_RGB_COLORS, 0, 0);
IntAddFormatedData(pWinStaObj, CF_DIB, hMem, TRUE, TRUE);
}
@@ -230,6 +232,7 @@
if (hBm)
{
+ // FIXME: this is broken!
GreSetObjectOwner(hBm, GDI_OBJ_HMGR_PUBLIC);
pBmEl->hData = hBm;
}
Modified: branches/dib_rewrite/win32ss/user/ntuser/misc/file.c
URL:
http://svn.reactos.org/svn/reactos/branches/dib_rewrite/win32ss/user/ntuser…
==============================================================================
--- branches/dib_rewrite/win32ss/user/ntuser/misc/file.c [iso-8859-1] (original)
+++ branches/dib_rewrite/win32ss/user/ntuser/misc/file.c [iso-8859-1] Wed May 9 20:36:16
2012
@@ -155,8 +155,8 @@
NTSTATUS Status = STATUS_SUCCESS;
HANDLE hFile, hSection;
BITMAPFILEHEADER *pbmfh;
- LPBITMAPINFO pbmi;
- PVOID pvBits;
+ // LPBITMAPINFO pbmi;
+ // PVOID pvBits;
HBITMAP hbmp = 0;
DPRINT("Enter UserLoadImage(%ls)\n", pwszName);
@@ -184,19 +184,23 @@
return NULL;
}
- /* Get a pointer to the BITMAPINFO */
- pbmi = (LPBITMAPINFO)(pbmfh + 1);
-
+__debugbreak();
+#if 0
_SEH2_TRY
{
ProbeForRead(&pbmfh->bfSize, sizeof(DWORD), 1);
ProbeForRead(pbmfh, pbmfh->bfSize, 1);
+ cjHeader =
}
_SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
{
Status = _SEH2_GetExceptionCode();
}
_SEH2_END
+
+ /* Get a pointer to the BITMAPINFO */
+ pbmi = ProbeAndConvertBitmapInfo((LPBITMAPINFO)(pbmfh + 1), cjHeader);
+ (LPBITMAPINFO)(pbmfh + 1);
if(!NT_SUCCESS(Status))
{
@@ -239,8 +243,8 @@
{
DPRINT1("Unknown file type!\n");
}
-
-leave:
+#endif
+//leave:
/* Unmap our section, we don't need it anymore */
ZwUnmapViewOfSection(NtCurrentProcess(), pbmfh);
Modified: branches/dib_rewrite/win32ss/win32kp.h
URL:
http://svn.reactos.org/svn/reactos/branches/dib_rewrite/win32ss/win32kp.h?r…
==============================================================================
--- branches/dib_rewrite/win32ss/win32kp.h [iso-8859-1] (original)
+++ branches/dib_rewrite/win32ss/win32kp.h [iso-8859-1] Wed May 9 20:36:16 2012
@@ -57,7 +57,7 @@
#include "gdi/ntgdi/palette.h"
#include "gdi/ntgdi/region.h"
#include "gdi/ntgdi/dc.h"
-#include "gdi/ntgdi/dib.h"
+#include "gdi/ntgdi/dibitmap.h"
#include "gdi/ntgdi/cliprgn.h"
#include "gdi/ntgdi/intgdi.h"
#include "gdi/ntgdi/paint.h"
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tkreuzer＠svn.reactos.org