[WIN32K]

[reactos.git] / reactos / subsystems / win32 / win32k / include / palette.h

diff --git a/reactos/subsystems/win32/win32k/include/palette.h b/reactos/subsystems/win32/win32k/include/palette.h
index d50d939..76839b0 100644 (file)
--- a/reactos/subsystems/win32/win32k/include/palette.h
+++ b/reactos/subsystems/win32/win32k/include/palette.h
@@ -1,10 +1,7 @@
-#ifndef _WIN32K_PALETTE_H
-#define _WIN32K_PALETTE_H
+#pragma once
 
 #include <include/dc.h>
 
-#define NO_MAPPING
-
 #define PALETTE_FIXED    0x0001 /* read-only colormap - have to use XAllocColor (if not virtual) */
 #define PALETTE_VIRTUAL  0x0002 /* no mapping needed - pixel == pixel color */
 
@@ -33,12 +30,6 @@
 #define PAL_RGB16_565       0x00400000 // 16-bit RGB in 565 format
 #define PAL_GAMMACORRECTION 0x00800000 // Correct colors
 
-typedef struct
-{
-    int shift;
-    int scale;
-    int max;
-} ColorShifts;
 
 typedef struct _PALETTE
 {
@@ -55,10 +46,13 @@ typedef struct _PALETTE
   ULONG RedMask;
   ULONG GreenMask;
   ULONG BlueMask;
+  ULONG ulRedShift;
+  ULONG ulGreenShift;
+  ULONG ulBlueShift;
   HDEV  hPDev;
 } PALETTE, *PPALETTE;
 
-extern PALETTE gpalRGB, gpalBGR;
+extern PALETTE gpalRGB, gpalBGR, gpalMono;
 
 
 HPALETTE FASTCALL PALETTE_AllocPalette(ULONG Mode,
@@ -73,22 +67,38 @@ HPALETTE FASTCALL PALETTE_AllocPaletteIndexedRGB(ULONG NumColors,
 #define  PALETTE_FreePaletteByHandle(hPalette)  GDIOBJ_FreeObjByHandle((HGDIOBJ)hPalette, GDI_OBJECT_TYPE_PALETTE)
 #define  PALETTE_LockPalette(hPalette) ((PPALETTE)GDIOBJ_LockObj((HGDIOBJ)hPalette, GDI_OBJECT_TYPE_PALETTE))
 #define  PALETTE_UnlockPalette(pPalette) GDIOBJ_UnlockObjByPtr((POBJ)pPalette)
+
+#define  PALETTE_ShareLockPalette(hpal) \
+  ((PPALETTE)GDIOBJ_ShareLockObj((HGDIOBJ)hpal, GDI_OBJECT_TYPE_PALETTE))
+#define  PALETTE_ShareUnlockPalette(ppal)  \
+  GDIOBJ_ShareUnlockObjByPtr(&ppal->BaseObject)
+
 BOOL INTERNAL_CALL PALETTE_Cleanup(PVOID ObjectBody);
 
 HPALETTE FASTCALL PALETTE_Init (VOID);
 VOID     FASTCALL PALETTE_ValidateFlags (PALETTEENTRY* lpPalE, INT size);
-#ifndef NO_MAPPING
-INT      APIENTRY  PALETTE_SetMapping(PALOBJ* palPtr, UINT uStart, UINT uNum, BOOL mapOnly);
-#endif
 INT      FASTCALL PALETTE_ToPhysical (PDC dc, COLORREF color);
 
 INT FASTCALL PALETTE_GetObject(PPALETTE pGdiObject, INT cbCount, LPLOGBRUSH lpBuffer);
 ULONG NTAPI PALETTE_ulGetNearestPaletteIndex(PALETTE* ppal, ULONG iColor);
+ULONG NTAPI PALETTE_ulGetNearestIndex(PALETTE* ppal, ULONG iColor);
 VOID NTAPI PALETTE_vGetBitMasks(PPALETTE ppal, PULONG pulColors);
 
 PPALETTEENTRY FASTCALL ReturnSystemPalette (VOID);
 HPALETTE FASTCALL GdiSelectPalette(HDC, HPALETTE, BOOL);
 
+ULONG
+FORCEINLINE
+CalculateShift(ULONG ulMask1, ULONG ulMask2)
+{
+    ULONG ulShift1, ulShift2;
+    BitScanReverse(&ulShift1, ulMask1);
+    BitScanReverse(&ulShift2, ulMask2);
+    ulShift2 -= ulShift1;
+    if ((INT)ulShift2 < 0) ulShift2 += 32;
+    return ulShift2;
+}
+
 FORCEINLINE
 ULONG
 PALETTE_ulGetRGBColorFromIndex(PPALETTE ppal, ULONG ulIndex)
@@ -97,5 +107,3 @@ PALETTE_ulGetRGBColorFromIndex(PPALETTE ppal, ULONG ulIndex)
                ppal->IndexedColors[ulIndex].peGreen,
                ppal->IndexedColors[ulIndex].peBlue);
 }
-
-#endif /* not _WIN32K_PALETTE_H */