30 Jun
2014
30 Jun
'14
6:27 p.m.
Author: jgardou
Date: Mon Jun 30 18:27:44 2014
New Revision: 63677
URL: http://svn.reactos.org/svn/reactos?rev=63677&view=rev
Log:
[WIN32K/NTGDI]
- Better semi-implementation of CreateHalftonePalette
Modified:
trunk/reactos/win32ss/gdi/ntgdi/palette.c
trunk/reactos/win32ss/gdi/ntgdi/palette.h
Modified: trunk/reactos/win32ss/gdi/ntgdi/palette.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/ntgdi/palette.…
==============================================================================
--- trunk/reactos/win32ss/gdi/ntgdi/palette.c [iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/ntgdi/palette.c [iso-8859-1] Mon Jun 30 18:27:44 2014
@@ -65,7 +65,7 @@
// Create default palette (20 system colors)
gppalDefault = PALETTE_AllocPalWithHandle(PAL_INDEXED,
20,
- (PULONG)g_sysPalTemplate,
+ g_sysPalTemplate,
0, 0, 0);
GDIOBJ_vReferenceObjectByPointer(&gppalDefault->BaseObject);
PALETTE_UnlockPalette(gppalDefault);
@@ -132,7 +132,7 @@
PALETTE_AllocPalette(
_In_ ULONG iMode,
_In_ ULONG cColors,
- _In_opt_ PULONG pulColors,
+ _In_opt_ const PALETTEENTRY* pEntries,
_In_ FLONG flRed,
_In_ FLONG flGreen,
_In_ FLONG flBlue)
@@ -174,12 +174,10 @@
if (iMode & PAL_INDEXED)
{
/* Check if we got a color array */
- if (pulColors)
+ if (pEntries)
{
/* Copy the entries */
- RtlCopyMemory(ppal->IndexedColors,
- pulColors,
- cColors * sizeof(ULONG));
+ RtlCopyMemory(ppal->IndexedColors, pEntries, cColors *
sizeof(pEntries[0]));
}
}
else if (iMode & PAL_BITFIELDS)
@@ -208,7 +206,7 @@
PALETTE_AllocPalWithHandle(
_In_ ULONG iMode,
_In_ ULONG cColors,
- _In_opt_ PULONG pulColors,
+ _In_opt_ const PALETTEENTRY* pEntries,
_In_ FLONG flRed,
_In_ FLONG flGreen,
_In_ FLONG flBlue)
@@ -216,7 +214,7 @@
PPALETTE ppal;
/* Allocate the palette without a handle */
- ppal = PALETTE_AllocPalette(iMode, cColors, pulColors, flRed, flGreen, flBlue);
+ ppal = PALETTE_AllocPalette(iMode, cColors, pEntries, flRed, flGreen, flBlue);
if (!ppal) return NULL;
/* Insert the palette into the handle table */
@@ -382,7 +380,7 @@
PPALETTE ppal;
HPALETTE hpal;
- ppal = PALETTE_AllocPalette(iMode, cColors, pulColors, flRed, flGreen, flBlue);
+ ppal = PALETTE_AllocPalette(iMode, cColors, (PPALETTEENTRY)pulColors, flRed, flGreen,
flBlue);
if (!ppal) return NULL;
hpal = GDIOBJ_hInsertObject(&ppal->BaseObject, GDI_OBJ_HMGR_PUBLIC);
@@ -454,7 +452,7 @@
pLogPal->palNumEntries = cEntries;
ppal = PALETTE_AllocPalWithHandle(PAL_INDEXED,
cEntries,
- (PULONG)pLogPal->palPalEntry,
+ pLogPal->palPalEntry,
0, 0, 0);
if (ppal != NULL)
@@ -512,107 +510,81 @@
return hpal;
}
-HPALETTE APIENTRY NtGdiCreateHalftonePalette(HDC hDC)
+HPALETTE
+APIENTRY
+NtGdiCreateHalftonePalette(HDC hDC)
{
int i, r, g, b;
- struct {
- WORD Version;
- WORD NumberOfEntries;
- PALETTEENTRY aEntries[256];
- } Palette;
-
- Palette.Version = 0x300;
- Palette.NumberOfEntries = 256;
- if (IntGetSystemPaletteEntries(hDC, 0, 256, Palette.aEntries) == 0)
- {
- /* From WINE, more that 256 color math */
- Palette.NumberOfEntries = 20;
- for (i = 0; i < Palette.NumberOfEntries; i++)
- {
- Palette.aEntries[i].peRed=0xff;
- Palette.aEntries[i].peGreen=0xff;
- Palette.aEntries[i].peBlue=0xff;
- Palette.aEntries[i].peFlags=0x00;
- }
-
- Palette.aEntries[0].peRed=0x00;
- Palette.aEntries[0].peBlue=0x00;
- Palette.aEntries[0].peGreen=0x00;
-
- /* The first 6 */
- for (i=1; i <= 6; i++)
- {
- Palette.aEntries[i].peRed=(i%2)?0x80:0;
- Palette.aEntries[i].peGreen=(i==2)?0x80:(i==3)?0x80:(i==6)?0x80:0;
- Palette.aEntries[i].peBlue=(i>3)?0x80:0;
- }
-
- for (i=7; i <= 12; i++)
- {
- switch(i)
+ PALETTEENTRY PalEntries[256];
+ PPALETTE ppal;
+ PDC pdc;
+ HPALETTE hpal = NULL;
+
+ pdc = DC_LockDc(hDC);
+ if (!pdc)
+ {
+ EngSetLastError(ERROR_INVALID_HANDLE);
+ return NULL;
+ }
+
+ RtlZeroMemory(PalEntries, sizeof(PalEntries));
+
+ /* First and last ten entries are default ones */
+ for (i = 0; i < 10; i++)
+ {
+ PalEntries[i].peRed = g_sysPalTemplate[i].peRed;
+ PalEntries[i].peGreen = g_sysPalTemplate[i].peGreen;
+ PalEntries[i].peBlue = g_sysPalTemplate[i].peBlue;
+
+ PalEntries[246 + i].peRed = g_sysPalTemplate[10 + i].peRed;
+ PalEntries[246 + i].peGreen = g_sysPalTemplate[10 + i].peGreen;
+ PalEntries[246 + i].peBlue = g_sysPalTemplate[10 + i].peBlue;
+ }
+
+ ppal = PALETTE_ShareLockPalette(pdc->dclevel.hpal);
+ if (ppal && (ppal->flFlags & PAL_INDEXED))
+ {
+ /* FIXME: optimize the palette for the current palette */
+ UNIMPLEMENTED
+ }
+ else
+ {
+ for (r = 0; r < 6; r++)
+ {
+ for (g = 0; g < 6; g++)
{
- case 7:
- Palette.aEntries[i].peRed=0xc0;
- Palette.aEntries[i].peBlue=0xc0;
- Palette.aEntries[i].peGreen=0xc0;
- break;
- case 8:
- Palette.aEntries[i].peRed=0xc0;
- Palette.aEntries[i].peGreen=0xdc;
- Palette.aEntries[i].peBlue=0xc0;
- break;
- case 9:
- Palette.aEntries[i].peRed=0xa6;
- Palette.aEntries[i].peGreen=0xca;
- Palette.aEntries[i].peBlue=0xf0;
- break;
- case 10:
- Palette.aEntries[i].peRed=0xff;
- Palette.aEntries[i].peGreen=0xfb;
- Palette.aEntries[i].peBlue=0xf0;
- break;
- case 11:
- Palette.aEntries[i].peRed=0xa0;
- Palette.aEntries[i].peGreen=0xa0;
- Palette.aEntries[i].peBlue=0xa4;
- break;
- case 12:
- Palette.aEntries[i].peRed=0x80;
- Palette.aEntries[i].peGreen=0x80;
- Palette.aEntries[i].peBlue=0x80;
- }
- }
-
- for (i=13; i <= 18; i++)
- {
- Palette.aEntries[i].peRed=(i%2)?0xff:0;
- Palette.aEntries[i].peGreen=(i==14)?0xff:(i==15)?0xff:(i==18)?0xff:0;
- Palette.aEntries[i].peBlue=(i>15)?0xff:0x00;
- }
- }
- else
- {
- /* 256 color table */
- for (r = 0; r < 6; r++)
- for (g = 0; g < 6; g++)
for (b = 0; b < 6; b++)
{
i = r + g*6 + b*36 + 10;
- Palette.aEntries[i].peRed = r * 51;
- Palette.aEntries[i].peGreen = g * 51;
- Palette.aEntries[i].peBlue = b * 51;
+ PalEntries[i].peRed = r * 51;
+ PalEntries[i].peGreen = g * 51;
+ PalEntries[i].peBlue = b * 51;
}
+ }
+ }
for (i = 216; i < 246; i++)
{
int v = (i - 216) << 3;
- Palette.aEntries[i].peRed = v;
- Palette.aEntries[i].peGreen = v;
- Palette.aEntries[i].peBlue = v;
- }
- }
-
- return GreCreatePaletteInternal((LOGPALETTE *)&Palette, Palette.NumberOfEntries);
+ PalEntries[i].peRed = v;
+ PalEntries[i].peGreen = v;
+ PalEntries[i].peBlue = v;
+ }
+ }
+
+ if (ppal)
+ PALETTE_ShareUnlockPalette(ppal);
+
+ DC_UnlockDc(pdc);
+
+ ppal = PALETTE_AllocPalWithHandle(PAL_INDEXED, 256, PalEntries, 0, 0, 0);
+ if (ppal)
+ {
+ hpal = ppal->BaseObject.hHmgr;
+ PALETTE_UnlockPalette(ppal);
+ }
+
+ return hpal;
}
BOOL
Modified: trunk/reactos/win32ss/gdi/ntgdi/palette.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/ntgdi/palette.…
==============================================================================
--- trunk/reactos/win32ss/gdi/ntgdi/palette.h [iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/ntgdi/palette.h [iso-8859-1] Mon Jun 30 18:27:44 2014
@@ -65,7 +65,7 @@
PALETTE_AllocPalette(
_In_ ULONG iMode,
_In_ ULONG cColors,
- _In_opt_ PULONG pulColors,
+ _In_opt_ const PALETTEENTRY* pEntries,
_In_ FLONG flRed,
_In_ FLONG flGreen,
_In_ FLONG flBlue);
@@ -75,7 +75,7 @@
PALETTE_AllocPalWithHandle(
_In_ ULONG iMode,
_In_ ULONG cColors,
- _In_opt_ PULONG pulColors,
+ _In_opt_ const PALETTEENTRY* pEntries,
_In_ FLONG flRed,
_In_ FLONG flGreen,
_In_ FLONG flBlue);
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jgardou＠svn.reactos.org