git.oblomov.eu Git - wine/blob - dlls/ddraw/dpalette/x11.c

   1 /*              DirectDraw IDirectDrawPalette X11 implementation
   2  *
   3  * Copyright 1997-2000 Marcus Meissner
   4  */
   5
   6 #include "config.h"
   7 #include "winerror.h"
   8
   9
  10 #include <unistd.h>
  11 #include <assert.h>
  12 #include <string.h>
  13 #include <stdlib.h>
  14
  15 #include "debugtools.h"
  16
  17 #include "x11_private.h"
  18
  19 DEFAULT_DEBUG_CHANNEL(ddraw);
  20
  21 #define DPPRIVATE(x) x11_dp_private *dppriv = ((x11_dp_private*)x->private)
  22
  23 /******************************************************************************
  24  *                      IDirectDrawPalette
  25  */
  26
  27 HRESULT WINAPI Xlib_IDirectDrawPaletteImpl_SetEntries(
  28     LPDIRECTDRAWPALETTE iface,DWORD x,DWORD start,DWORD count,LPPALETTEENTRY palent
  29 ) {
  30     ICOM_THIS(IDirectDrawPaletteImpl,iface);
  31     XColor      xc;
  32     int         i;
  33     DPPRIVATE(This);
  34
  35     TRACE("(%p)->SetEntries(%08lx,%ld,%ld,%p)\n",This,x,start,count,palent);
  36     for (i=0;i<count;i++) {
  37         xc.red = palent[i].peRed<<8;
  38         xc.blue = palent[i].peBlue<<8;
  39         xc.green = palent[i].peGreen<<8;
  40         xc.flags = DoRed|DoBlue|DoGreen;
  41         xc.pixel = start+i;
  42
  43         if (dppriv->cm)
  44             TSXStoreColor(display,dppriv->cm,&xc);
  45
  46         This->palents[start+i].peRed = palent[i].peRed;
  47         This->palents[start+i].peBlue = palent[i].peBlue;
  48         This->palents[start+i].peGreen = palent[i].peGreen;
  49         This->palents[start+i].peFlags = palent[i].peFlags;
  50     }
  51
  52     /* Now, if we are in 'depth conversion mode', update the screen palette */
  53     /* FIXME: we need to update the image or we won't get palette fading. */
  54     if (This->ddraw->d.palette_convert != NULL) {
  55         This->ddraw->d.palette_convert(palent,This->screen_palents,start,count);
  56     }
  57     return DD_OK;
  58 }
  59
  60 ULONG WINAPI Xlib_IDirectDrawPaletteImpl_Release(LPDIRECTDRAWPALETTE iface) {
  61     ICOM_THIS(IDirectDrawPaletteImpl,iface);
  62     DPPRIVATE(This);
  63     TRACE("(%p)->() decrementing from %lu.\n", This, This->ref );
  64     if (!--(This->ref)) {
  65         if (dppriv->cm) {
  66             TSXFreeColormap(display,dppriv->cm);
  67             dppriv->cm = 0;
  68         }
  69         HeapFree(GetProcessHeap(),0,This);
  70         return S_OK;
  71     }
  72     return This->ref;
  73 }
  74
  75 ICOM_VTABLE(IDirectDrawPalette) xlib_ddpalvt =
  76 {
  77     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
  78     IDirectDrawPaletteImpl_QueryInterface,
  79     IDirectDrawPaletteImpl_AddRef,
  80     Xlib_IDirectDrawPaletteImpl_Release,
  81     IDirectDrawPaletteImpl_GetCaps,
  82     IDirectDrawPaletteImpl_GetEntries,
  83     IDirectDrawPaletteImpl_Initialize,
  84     Xlib_IDirectDrawPaletteImpl_SetEntries
  85 };