-/*
+/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS win32 subsystem
* PURPOSE: Functions for brushes
* FILE: subsystem/win32/win32k/objects/brush.c
- * PROGRAMER:
+ * PROGRAMER:
*/
-#include <w32k.h>
+#include <win32k.h>
#define NDEBUG
#include <debug.h>
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;
-static const USHORT HatchBrushes[NB_HATCH_STYLES][8] =
+static const ULONG HatchBrushes[NB_HATCH_STYLES][8] =
{
{0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0xFF, 0xFF, 0xFF}, /* HS_HORIZONTAL */
{0xF7, 0xF7, 0xF7, 0xF7, 0xF7, 0xF7, 0xF7, 0xF7}, /* HS_VERTICAL */
PGDI_OBJ_ATTR_FREELIST pGdiObjAttrFreeList;
PGDI_OBJ_ATTR_ENTRY pGdiObjAttrEntry;
int i;
-
+
pti = PsGetCurrentThreadWin32Thread();
if (pti->pgdiBrushAttr)
{
PGDI_OBJ_ATTR_FREELIST pGdiObjAttrFreeList;
pti = PsGetCurrentThreadWin32Thread();
-
+
if (!pti) return;
-
+
if (!pti->pgdiBrushAttr)
{ // If it is null, just cache it for the next time.
pti->pgdiBrushAttr = pAttr;
return sizeof(LOGBRUSH);
}
-/**
- * @name CalculateColorTableSize
- *
- * Internal routine to calculate the number of color table entries.
- *
- * @param BitmapInfoHeader
- * Input bitmap information header, can be any version of
- * BITMAPINFOHEADER or BITMAPCOREHEADER.
- *
- * @param ColorSpec
- * Pointer to variable which specifiing the color mode (DIB_RGB_COLORS
- * or DIB_RGB_COLORS). On successful return this value is normalized
- * according to the bitmap info.
- *
- * @param ColorTableSize
- * On successful return this variable is filled with number of
- * entries in color table for the image with specified parameters.
- *
- * @return
- * TRUE if the input values together form a valid image, FALSE otherwise.
- */
-BOOL
-APIENTRY
-CalculateColorTableSize(
- CONST BITMAPINFOHEADER *BitmapInfoHeader,
- UINT *ColorSpec,
- UINT *ColorTableSize)
-{
- WORD BitCount;
- DWORD ClrUsed;
- DWORD Compression;
-
- /*
- * At first get some basic parameters from the passed BitmapInfoHeader
- * structure. It can have one of the following formats:
- * - BITMAPCOREHEADER (the oldest one with totally different layout
- * from the others)
- * - BITMAPINFOHEADER (the standard and most common header)
- * - BITMAPV4HEADER (extension of BITMAPINFOHEADER)
- * - BITMAPV5HEADER (extension of BITMAPV4HEADER)
- */
- if (BitmapInfoHeader->biSize == sizeof(BITMAPCOREHEADER))
- {
- BitCount = ((LPBITMAPCOREHEADER)BitmapInfoHeader)->bcBitCount;
- ClrUsed = 0;
- Compression = BI_RGB;
- }
- else
- {
- BitCount = BitmapInfoHeader->biBitCount;
- ClrUsed = BitmapInfoHeader->biClrUsed;
- Compression = BitmapInfoHeader->biCompression;
- }
-
- switch (Compression)
- {
- case BI_BITFIELDS:
- if (*ColorSpec == DIB_PAL_COLORS)
- *ColorSpec = DIB_RGB_COLORS;
-
- if (BitCount != 16 && BitCount != 32)
- return FALSE;
-
- /* For BITMAPV4HEADER/BITMAPV5HEADER the masks are included in
- * the structure itself (bV4RedMask, bV4GreenMask, and bV4BlueMask).
- * For BITMAPINFOHEADER the color masks are stored in the palette. */
- if (BitmapInfoHeader->biSize > sizeof(BITMAPINFOHEADER))
- *ColorTableSize = 0;
- else
- *ColorTableSize = 3;
-
- return TRUE;
-
- case BI_RGB:
- switch (BitCount)
- {
- case 1:
- *ColorTableSize = ClrUsed ? min(ClrUsed, 2) : 2;
- return TRUE;
-
- case 4:
- *ColorTableSize = ClrUsed ? min(ClrUsed, 16) : 16;
- return TRUE;
-
- case 8:
- *ColorTableSize = ClrUsed ? min(ClrUsed, 256) : 256;
- return TRUE;
-
- default:
- if (*ColorSpec == DIB_PAL_COLORS)
- *ColorSpec = DIB_RGB_COLORS;
- if (BitCount != 16 && BitCount != 24 && BitCount != 32)
- return FALSE;
- *ColorTableSize = ClrUsed;
- return TRUE;
- }
-
- case BI_RLE4:
- if (BitCount == 4)
- {
- *ColorTableSize = ClrUsed ? min(ClrUsed, 16) : 16;
- return TRUE;
- }
- return FALSE;
-
- case BI_RLE8:
- if (BitCount == 8)
- {
- *ColorTableSize = ClrUsed ? min(ClrUsed, 256) : 256;
- return TRUE;
- }
- return FALSE;
-
- case BI_JPEG:
- case BI_PNG:
- *ColorTableSize = ClrUsed;
- return TRUE;
-
- default:
- return FALSE;
- }
-}
-
HBRUSH
APIENTRY
IntGdiCreateDIBBrush(
PBRUSH pbrush;
HBITMAP hPattern;
ULONG_PTR DataPtr;
- UINT PaletteEntryCount;
- PSURFACE psurfPattern;
- INT PaletteType;
+ PVOID pvDIBits;
if (BitmapInfo->bmiHeader.biSize < sizeof(BITMAPINFOHEADER))
{
return NULL;
}
- if (!CalculateColorTableSize(&BitmapInfo->bmiHeader,
- &ColorSpec,
- &PaletteEntryCount))
- {
- SetLastWin32Error(ERROR_INVALID_PARAMETER);
- return NULL;
- }
-
- // FIXME: What about BI_BITFIELDS
- DataPtr = (ULONG_PTR)BitmapInfo + BitmapInfo->bmiHeader.biSize;
- if (ColorSpec == DIB_RGB_COLORS)
- DataPtr += PaletteEntryCount * sizeof(RGBQUAD);
- else
- DataPtr += PaletteEntryCount * sizeof(USHORT);
+ DataPtr = (ULONG_PTR)BitmapInfo + DIB_BitmapInfoSize(BitmapInfo, ColorSpec);
- hPattern = IntGdiCreateBitmap(BitmapInfo->bmiHeader.biWidth,
- BitmapInfo->bmiHeader.biHeight,
- BitmapInfo->bmiHeader.biPlanes,
- BitmapInfo->bmiHeader.biBitCount,
- (PVOID)DataPtr);
+ hPattern = DIB_CreateDIBSection(NULL, BitmapInfo, ColorSpec, &pvDIBits, NULL, 0, 0);
if (hPattern == NULL)
{
SetLastWin32Error(ERROR_NOT_ENOUGH_MEMORY);
return NULL;
}
-
- psurfPattern = SURFACE_LockSurface(hPattern);
- ASSERT(psurfPattern != NULL);
- psurfPattern->hDIBPalette = BuildDIBPalette(BitmapInfo, &PaletteType);
- SURFACE_UnlockSurface(psurfPattern);
+ RtlCopyMemory(pvDIBits,
+ (PVOID)DataPtr,
+ DIB_GetDIBImageBytes(BitmapInfo->bmiHeader.biWidth,
+ BitmapInfo->bmiHeader.biHeight,
+ BitmapInfo->bmiHeader.biBitCount * BitmapInfo->bmiHeader.biPlanes));
pbrush = BRUSH_AllocBrushWithHandle();
if (pbrush == NULL)
return 0;
}
- hPattern = IntGdiCreateBitmap(8, 8, 1, 1, (LPBYTE)HatchBrushes[Style]);
+ hPattern = GreCreateBitmap(8, 8, 1, 1, (LPBYTE)HatchBrushes[Style]);
if (hPattern == NULL)
{
SetLastWin32Error(ERROR_NOT_ENOUGH_MEMORY);
pdcattr->ptlBrushOrigin.x = XOrg;
pdcattr->ptlBrushOrigin.y = YOrg;
+ IntptlBrushOrigin(dc, XOrg, YOrg );
DC_UnlockDc(dc);
return TRUE;
projects / reactos.git / blobdiff