dlls/winedib.drv/palette.c

   1 /*
   2  * DIBDRV palette objects
   3  *
   4  * Copyright 2009 Massimo Del Fedele
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #include "dibdrv.h"
  25
  26 WINE_DEFAULT_DEBUG_CHANNEL(dibdrv);
  27
  28 /***********************************************************************
  29  *              DIBDRV_RealizePalette
  30  */
  31 UINT DIBDRV_RealizePalette( DIBDRVPHYSDEV *physDev, HPALETTE hpal, BOOL primary )
  32 {
  33     UINT res = 0;
  34
  35     MAYBE(TRACE("physDev:%p, hpal:%p, primary:%s\n", physDev, hpal, (primary ? "TRUE" : "FALSE")));
  36
  37     if(physDev && physDev->hasDIB)
  38     {
  39         /* DIB section selected in, additional (if needed) engine code */
  40         ONCE(FIXME("STUB\n"));
  41         res = 0;
  42     }
  43     else
  44     {
  45         /* we should in any case call X11 function, as UnrealizePalette() doesn't
  46          * take a physDev parameter */
  47         res = _DIBDRV_GetDisplayDriver()->pRealizePalette(physDev ? physDev->X11PhysDev : NULL, hpal, primary);
  48
  49     }
  50
  51     return res;
  52 }
  53
  54 /***********************************************************************
  55  *              DIBDRV_UnrealizePalette
  56  */
  57 BOOL DIBDRV_UnrealizePalette( HPALETTE hpal )
  58 {
  59     BOOL res;
  60
  61     MAYBE(TRACE("hpal:%p\n", hpal));
  62
  63     /* we should in any case call X11 function, as UnrealizePalette() doesn't
  64      * take a physDev parameter */
  65     res = _DIBDRV_GetDisplayDriver()->pUnrealizePalette(hpal);
  66
  67     /* additional Engine code here, if needed */
  68     ONCE(FIXME("STUB\n"));
  69
  70     return res;
  71 }
  72
  73 /***********************************************************************
  74  *              DIBDRV_GetSystemPaletteEntries
  75  */
  76 UINT DIBDRV_GetSystemPaletteEntries( DIBDRVPHYSDEV *physDev, UINT start, UINT count,
  77                                      LPPALETTEENTRY entries )
  78 {
  79     UINT res;
  80
  81     MAYBE(TRACE("physDev:%p, start:%d, count:%d, entries:%p\n", physDev, start, count, entries));
  82
  83     if(physDev->hasDIB)
  84     {
  85         /* DIB section selected in, use DIB Engine */
  86         ONCE(FIXME("STUB\n"));
  87         res = 0;
  88     }
  89     else
  90     {
  91         /* DDB selected in, use X11 driver */
  92         res = _DIBDRV_GetDisplayDriver()->pGetSystemPaletteEntries(physDev->X11PhysDev, start, count, entries);
  93     }
  94     return res;
  95 }
  96
  97 /***********************************************************************
  98  *              DIBDRV_GetNearestColor
  99  */
 100 COLORREF DIBDRV_GetNearestColor( DIBDRVPHYSDEV *physDev, COLORREF color )
 101 {
 102     COLORREF res;
 103
 104     MAYBE(TRACE("physDev:%p, color:%x\n", physDev, color));
 105
 106     if(physDev->hasDIB)
 107     {
 108         /* DIB section selected in, use DIB Engine */
 109         ONCE(FIXME("STUB\n"));
 110         res = 0;
 111     }
 112     else
 113     {
 114         /* DDB selected in, use X11 driver */
 115         res = _DIBDRV_GetDisplayDriver()->pGetNearestColor(physDev->X11PhysDev, color);
 116     }
 117     return res;
 118 }
 119
 120 /***********************************************************************
 121  *              DIBDRV_RealizeDefaultPalette
 122  */
 123 UINT DIBDRV_RealizeDefaultPalette( DIBDRVPHYSDEV *physDev )
 124 {
 125     UINT res;
 126 #ifdef DIBDRV_ENABLE_MAYBE
 127     int i;
 128     RGBQUAD *q;
 129 #endif
 130
 131     MAYBE(TRACE("physDev:%p\n", physDev));
 132
 133     if(physDev->hasDIB)
 134     {
 135         /* DIB section selected in, use DIB Engine */
 136         ONCE(FIXME("STUB\n"));
 137         /* HACK - we can't get the dib color table during SelectBitmap since it hasn't
 138            been initialized yet.  This is called from DC_InitDC so it's a convenient place
 139            to grab the color table. */
 140         MAYBE(TRACE("Color table size = %d, Color table = %p\n", physDev->physBitmap.colorTableSize, physDev->physBitmap.colorTable));
 141         if(!physDev->physBitmap.colorTableGrabbed)
 142         {
 143             MAYBE(TRACE("Grabbing palette\n"));
 144             physDev->physBitmap.colorTable = HeapAlloc(GetProcessHeap(), 0, sizeof(physDev->physBitmap.colorTable[0]) * physDev->physBitmap.colorTableSize);
 145             GetDIBColorTable(physDev->hdc, 0, physDev->physBitmap.colorTableSize, physDev->physBitmap.colorTable);
 146 #ifdef DIBDRV_ENABLE_MAYBE
 147            for(i = 0; i < physDev->physBitmap.colorTableSize; i++)
 148             {
 149                 q = physDev->physBitmap.colorTable + i;
 150                 TRACE("  %03d : R%03d G%03d B%03d\n", i, q->rgbRed, q->rgbGreen, q->rgbBlue);
 151             }
 152 #endif
 153             physDev->physBitmap.colorTableGrabbed = TRUE;
 154         }
 155         res = 0;
 156     }
 157     else
 158     {
 159         /* DDB selected in, use X11 driver */
 160         res = _DIBDRV_GetDisplayDriver()->pRealizeDefaultPalette(physDev->X11PhysDev);
 161     }
 162     return res;
 163 }
 164
 165 BOOL DIBDRV_GetICMProfile(DIBDRVPHYSDEV *physDev, LPDWORD lpcbName, LPWSTR lpszFilename)
 166 {
 167     BOOL res;
 168
 169     MAYBE(TRACE("physDev:%p, lpcpName:%p, lpszFilename:%p\n", physDev, lpcbName, lpszFilename));
 170
 171     if(physDev->hasDIB)
 172     {
 173         /* DIB section selected in, use DIB Engine */
 174         ONCE(FIXME("STUB\n"));
 175
 176         res = 0;
 177     }
 178     else
 179     {
 180         /* DDB selected in, use X11 driver */
 181         res = _DIBDRV_GetDisplayDriver()->pGetICMProfile(physDev->X11PhysDev, lpcbName, lpszFilename);
 182     }
 183     return res;
 184 }