/*
* @implemented
*/
HPALETTE
APIENTRY
EngCreatePalette(
ULONG iMode,
ULONG cColors,
ULONG *pulColors,
ULONG flRed,
ULONG flGreen,
ULONG flBlue)
{
PPALETTE ppal;
HPALETTE hpal;
ppal = PALETTE_AllocPalette2(iMode, cColors, pulColors, flRed, flGreen, flBlue);
if (!ppal) return NULL;
hpal = GDIOBJ_hInsertObject(&ppal->BaseObject, GDI_OBJ_HMGR_PUBLIC);
if (!hpal)
{
DPRINT1("Could not insert palette into handle table.\n");
GDIOBJ_vFreeObject(&ppal->BaseObject);
return NULL;
}
PALETTE_UnlockPalette(ppal);
return hpal;
}
PDC
NTAPI
DC_AllocDcWithHandle()
{
PDC pdc;
pdc = (PDC)GDIOBJ_AllocateObject(GDIObjType_DC_TYPE,
sizeof(DC),
BASEFLAG_LOOKASIDE);
if (!pdc)
{
DPRINT1("Could not allocate a DC.\n");
return NULL;
}
if (!GDIOBJ_hInsertObject(&pdc->BaseObject, GDI_OBJ_HMGR_POWNED))
{
DPRINT1("Could not insert DC into handle table.\n");
GDIOBJ_vFreeObject(&pdc->BaseObject);
return NULL;
}
pdc->pdcattr = &pdc->dcattr;
return pdc;
}
HPALETTE
FASTCALL
PALETTE_AllocPalette(ULONG Mode,
ULONG NumColors,
ULONG *Colors,
ULONG Red,
ULONG Green,
ULONG Blue)
{
PPALETTE ppal;
HPALETTE hpal;
ppal = PALETTE_AllocPalette2(Mode, NumColors, Colors, Red, Green, Blue);
if (!ppal) return NULL;
hpal = GDIOBJ_hInsertObject(&ppal->BaseObject, GDI_OBJ_HMGR_POWNED);
if (!hpal)
{
DPRINT1("Could not insert palette into handle table.\n");
GDIOBJ_vFreeObject(&ppal->BaseObject);
return NULL;
}
PALETTE_UnlockPalette(ppal);
return hpal;
}
PPALETTE
NTAPI
PALETTE_AllocPalWithHandle(
_In_ ULONG iMode,
_In_ ULONG cColors,
_In_opt_ const PALETTEENTRY* pEntries,
_In_ FLONG flRed,
_In_ FLONG flGreen,
_In_ FLONG flBlue)
{
PPALETTE ppal;
/* Allocate the palette without a handle */
ppal = PALETTE_AllocPalette(iMode, cColors, pEntries, flRed, flGreen, flBlue);
if (!ppal) return NULL;
/* Insert the palette into the handle table */
if (!GDIOBJ_hInsertObject(&ppal->BaseObject, GDI_OBJ_HMGR_POWNED))
{
DPRINT1("Could not insert palette into handle table.\n");
GDIOBJ_vFreeObject(&ppal->BaseObject);
return NULL;
}
return ppal;
}
HPALETTE
FASTCALL
PALETTE_AllocPaletteIndexedRGB(ULONG NumColors,
CONST RGBQUAD *Colors)
{
HPALETTE NewPalette;
PPALETTE PalGDI;
UINT i;
PalGDI = (PPALETTE)GDIOBJ_AllocateObject(GDIObjType_PAL_TYPE,
sizeof(PALETTE),
BASEFLAG_LOOKASIDE);
if (!PalGDI)
{
DPRINT1("Could not allocate a palette.\n");
return NULL;
}
if (!GDIOBJ_hInsertObject(&PalGDI->BaseObject, GDI_OBJ_HMGR_POWNED))
{
DPRINT1("Could not insert palette into handle table.\n");
GDIOBJ_vFreeObject(&PalGDI->BaseObject);
return NULL;
}
NewPalette = PalGDI->BaseObject.hHmgr;
PalGDI->Self = NewPalette;
PalGDI->flFlags = PAL_INDEXED;
PalGDI->IndexedColors = ExAllocatePoolWithTag(PagedPool,
sizeof(PALETTEENTRY) * NumColors,
TAG_PALETTE);
if (NULL == PalGDI->IndexedColors)
{
GDIOBJ_vDeleteObject(&PalGDI->BaseObject);
return NULL;
}
for (i = 0; i < NumColors; i++)
{
PalGDI->IndexedColors[i].peRed = Colors[i].rgbRed;
PalGDI->IndexedColors[i].peGreen = Colors[i].rgbGreen;
PalGDI->IndexedColors[i].peBlue = Colors[i].rgbBlue;
PalGDI->IndexedColors[i].peFlags = 0;
}
PalGDI->NumColors = NumColors;
PALETTE_UnlockPalette(PalGDI);
return NewPalette;
}