2006-11-26 11:13:41 -07:00
|
|
|
/*
|
|
|
|
*Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved.
|
|
|
|
*
|
|
|
|
*Permission is hereby granted, free of charge, to any person obtaining
|
|
|
|
* a copy of this software and associated documentation files (the
|
|
|
|
*"Software"), to deal in the Software without restriction, including
|
|
|
|
*without limitation the rights to use, copy, modify, merge, publish,
|
|
|
|
*distribute, sublicense, and/or sell copies of the Software, and to
|
|
|
|
*permit persons to whom the Software is furnished to do so, subject to
|
|
|
|
*the following conditions:
|
|
|
|
*
|
|
|
|
*The above copyright notice and this permission notice shall be
|
|
|
|
*included in all copies or substantial portions of the Software.
|
|
|
|
*
|
|
|
|
*THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
|
|
*EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
|
|
*MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
|
|
*NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR
|
|
|
|
*ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
|
|
|
|
*CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
|
|
|
*WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
|
|
*
|
|
|
|
*Except as contained in this notice, the name of the XFree86 Project
|
|
|
|
*shall not be used in advertising or otherwise to promote the sale, use
|
|
|
|
*or other dealings in this Software without prior written authorization
|
|
|
|
*from the XFree86 Project.
|
|
|
|
*
|
|
|
|
* Authors: Dakshinamurthy Karra
|
|
|
|
* Suhaib M Siddiqi
|
|
|
|
* Peter Busch
|
|
|
|
* Harold L Hunt II
|
|
|
|
*/
|
|
|
|
|
|
|
|
#ifdef HAVE_XWIN_CONFIG_H
|
|
|
|
#include <xwin-config.h>
|
|
|
|
#endif
|
|
|
|
#include "win.h"
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Local prototypes
|
|
|
|
*/
|
|
|
|
|
|
|
|
static int
|
|
|
|
winListInstalledColormaps (ScreenPtr pScreen, Colormap *pmaps);
|
|
|
|
|
|
|
|
static void
|
|
|
|
winStoreColors (ColormapPtr pmap, int ndef, xColorItem *pdefs);
|
|
|
|
|
|
|
|
static void
|
|
|
|
winInstallColormap (ColormapPtr pmap);
|
|
|
|
|
|
|
|
static void
|
|
|
|
winUninstallColormap (ColormapPtr pmap);
|
|
|
|
|
|
|
|
static void
|
|
|
|
winResolveColor (unsigned short *pred,
|
|
|
|
unsigned short *pgreen,
|
|
|
|
unsigned short *pblue,
|
|
|
|
VisualPtr pVisual);
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winCreateColormap (ColormapPtr pmap);
|
|
|
|
|
|
|
|
static void
|
|
|
|
winDestroyColormap (ColormapPtr pmap);
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winGetPaletteDIB (ScreenPtr pScreen, ColormapPtr pcmap);
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winGetPaletteDD (ScreenPtr pScreen, ColormapPtr pcmap);
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Set screen functions for colormaps
|
|
|
|
*/
|
|
|
|
|
|
|
|
void
|
|
|
|
winSetColormapFunctions (ScreenPtr pScreen)
|
|
|
|
{
|
|
|
|
pScreen->CreateColormap = winCreateColormap;
|
|
|
|
pScreen->DestroyColormap = winDestroyColormap;
|
|
|
|
pScreen->InstallColormap = winInstallColormap;
|
|
|
|
pScreen->UninstallColormap = winUninstallColormap;
|
|
|
|
pScreen->ListInstalledColormaps = winListInstalledColormaps;
|
|
|
|
pScreen->StoreColors = winStoreColors;
|
|
|
|
pScreen->ResolveColor = winResolveColor;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* See Porting Layer Definition - p. 30 */
|
|
|
|
/*
|
|
|
|
* Walk the list of installed colormaps, filling the pmaps list
|
|
|
|
* with the resource ids of the installed maps, and return
|
|
|
|
* a count of the total number of installed maps.
|
|
|
|
*/
|
|
|
|
static int
|
|
|
|
winListInstalledColormaps (ScreenPtr pScreen, Colormap *pmaps)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* There will only be one installed colormap, so we only need
|
|
|
|
* to return one id, and the count of installed maps will always
|
|
|
|
* be one.
|
|
|
|
*/
|
|
|
|
*pmaps = pScreenPriv->pcmapInstalled->mid;
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* See Porting Layer Definition - p. 30 */
|
|
|
|
/* See Programming Windows - p. 663 */
|
|
|
|
static void
|
|
|
|
winInstallColormap (ColormapPtr pColormap)
|
|
|
|
{
|
|
|
|
ScreenPtr pScreen = pColormap->pScreen;
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
ColormapPtr oldpmap = pScreenPriv->pcmapInstalled;
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winInstallColormap\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Did the colormap actually change? */
|
|
|
|
if (pColormap != oldpmap)
|
|
|
|
{
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winInstallColormap - Colormap has changed, attempt "
|
|
|
|
"to install.\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Was there a previous colormap? */
|
|
|
|
if (oldpmap != (ColormapPtr) None)
|
|
|
|
{
|
|
|
|
/* There was a previous colormap; tell clients it is gone */
|
|
|
|
WalkTree (pColormap->pScreen, TellLostMap, (char *)&oldpmap->mid);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Install new colormap */
|
|
|
|
pScreenPriv->pcmapInstalled = pColormap;
|
|
|
|
WalkTree (pColormap->pScreen, TellGainedMap, (char *)&pColormap->mid);
|
|
|
|
|
|
|
|
/* Call the engine specific colormap install procedure */
|
|
|
|
if (!((*pScreenPriv->pwinInstallColormap) (pColormap)))
|
|
|
|
{
|
|
|
|
winErrorFVerb (2, "winInstallColormap - Screen specific colormap install "
|
|
|
|
"procedure failed. Continuing, but colors may be "
|
|
|
|
"messed up from now on.\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Save a pointer to the newly installed colormap */
|
|
|
|
pScreenPriv->pcmapInstalled = pColormap;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* See Porting Layer Definition - p. 30 */
|
|
|
|
static void
|
|
|
|
winUninstallColormap (ColormapPtr pmap)
|
|
|
|
{
|
|
|
|
winScreenPriv(pmap->pScreen);
|
|
|
|
ColormapPtr curpmap = pScreenPriv->pcmapInstalled;
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winUninstallColormap\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Is the colormap currently installed? */
|
|
|
|
if (pmap != curpmap)
|
|
|
|
{
|
|
|
|
/* Colormap not installed, nothing to do */
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Clear the installed colormap flag */
|
|
|
|
pScreenPriv->pcmapInstalled = NULL;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* NOTE: The default colormap does not get "uninstalled" before
|
|
|
|
* it is destroyed.
|
|
|
|
*/
|
|
|
|
|
|
|
|
/* Install the default cmap in place of the cmap to be uninstalled */
|
|
|
|
if (pmap->mid != pmap->pScreen->defColormap)
|
|
|
|
{
|
2010-07-27 13:02:24 -06:00
|
|
|
dixLookupResourceByType((pointer) &curpmap, pmap->pScreen->defColormap,
|
|
|
|
RT_COLORMAP, NullClient, DixUnknownAccess);
|
2006-11-26 11:13:41 -07:00
|
|
|
(*pmap->pScreen->InstallColormap) (curpmap);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* See Porting Layer Definition - p. 30 */
|
|
|
|
static void
|
|
|
|
winStoreColors (ColormapPtr pmap,
|
|
|
|
int ndef,
|
|
|
|
xColorItem *pdefs)
|
|
|
|
{
|
|
|
|
ScreenPtr pScreen = pmap->pScreen;
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winCmapPriv(pmap);
|
|
|
|
int i;
|
|
|
|
unsigned short nRed, nGreen, nBlue;
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
if (ndef != 1)
|
|
|
|
winDebug ("winStoreColors - ndef: %d\n",
|
|
|
|
ndef);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Save the new colors in the colormap privates */
|
|
|
|
for (i = 0; i < ndef; ++i)
|
|
|
|
{
|
|
|
|
/* Adjust the colors from the X color spec to the Windows color spec */
|
|
|
|
nRed = pdefs[i].red >> 8;
|
|
|
|
nGreen = pdefs[i].green >> 8;
|
|
|
|
nBlue = pdefs[i].blue >> 8;
|
|
|
|
|
|
|
|
/* Copy the colors to a palette entry table */
|
|
|
|
pCmapPriv->peColors[pdefs[0].pixel + i].peRed = nRed;
|
|
|
|
pCmapPriv->peColors[pdefs[0].pixel + i].peGreen = nGreen;
|
|
|
|
pCmapPriv->peColors[pdefs[0].pixel + i].peBlue = nBlue;
|
|
|
|
|
|
|
|
/* Copy the colors to a RGBQUAD table */
|
|
|
|
pCmapPriv->rgbColors[pdefs[0].pixel + i].rgbRed = nRed;
|
|
|
|
pCmapPriv->rgbColors[pdefs[0].pixel + i].rgbGreen = nGreen;
|
|
|
|
pCmapPriv->rgbColors[pdefs[0].pixel + i].rgbBlue = nBlue;
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winStoreColors - nRed %d nGreen %d nBlue %d\n",
|
|
|
|
nRed, nGreen, nBlue);
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Call the engine specific store colors procedure */
|
|
|
|
if (!((pScreenPriv->pwinStoreColors) (pmap, ndef, pdefs)))
|
|
|
|
{
|
|
|
|
winErrorFVerb (2, "winStoreColors - Engine cpecific color storage procedure "
|
|
|
|
"failed. Continuing, but colors may be messed up from now "
|
|
|
|
"on.\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* See Porting Layer Definition - p. 30 */
|
|
|
|
static void
|
|
|
|
winResolveColor (unsigned short *pred,
|
|
|
|
unsigned short *pgreen,
|
|
|
|
unsigned short *pblue,
|
|
|
|
VisualPtr pVisual)
|
|
|
|
{
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winResolveColor ()\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
miResolveColor (pred, pgreen, pblue, pVisual);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* See Porting Layer Definition - p. 29 */
|
|
|
|
static Bool
|
|
|
|
winCreateColormap (ColormapPtr pmap)
|
|
|
|
{
|
|
|
|
winPrivCmapPtr pCmapPriv = NULL;
|
|
|
|
ScreenPtr pScreen = pmap->pScreen;
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winCreateColormap\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Allocate colormap privates */
|
|
|
|
if (!winAllocateCmapPrivates (pmap))
|
|
|
|
{
|
|
|
|
ErrorF ("winCreateColorma - Couldn't allocate cmap privates\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Get a pointer to the newly allocated privates */
|
|
|
|
pCmapPriv = winGetCmapPriv (pmap);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* FIXME: This is some evil hackery to help in handling some X clients
|
|
|
|
* that expect the top pixel to be white. This "help" only lasts until
|
|
|
|
* some client overwrites the top colormap entry.
|
|
|
|
*
|
|
|
|
* We don't want to actually allocate the top entry, as that causes
|
|
|
|
* problems with X clients that need 7 planes (128 colors) in the default
|
|
|
|
* colormap, such as Magic 7.1.
|
|
|
|
*/
|
|
|
|
pCmapPriv->rgbColors[WIN_NUM_PALETTE_ENTRIES - 1].rgbRed = 255;
|
|
|
|
pCmapPriv->rgbColors[WIN_NUM_PALETTE_ENTRIES - 1].rgbGreen = 255;
|
|
|
|
pCmapPriv->rgbColors[WIN_NUM_PALETTE_ENTRIES - 1].rgbBlue = 255;
|
|
|
|
pCmapPriv->peColors[WIN_NUM_PALETTE_ENTRIES - 1].peRed = 255;
|
|
|
|
pCmapPriv->peColors[WIN_NUM_PALETTE_ENTRIES - 1].peGreen = 255;
|
|
|
|
pCmapPriv->peColors[WIN_NUM_PALETTE_ENTRIES - 1].peBlue = 255;
|
|
|
|
|
|
|
|
/* Call the engine specific colormap initialization procedure */
|
|
|
|
if (!((*pScreenPriv->pwinCreateColormap) (pmap)))
|
|
|
|
{
|
|
|
|
ErrorF ("winCreateColormap - Engine specific colormap creation "
|
|
|
|
"procedure failed. Aborting.\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* See Porting Layer Definition - p. 29, 30 */
|
|
|
|
static void
|
|
|
|
winDestroyColormap (ColormapPtr pColormap)
|
|
|
|
{
|
|
|
|
winScreenPriv(pColormap->pScreen);
|
|
|
|
winCmapPriv(pColormap);
|
|
|
|
|
|
|
|
/* Call the engine specific colormap destruction procedure */
|
|
|
|
if (!((*pScreenPriv->pwinDestroyColormap) (pColormap)))
|
|
|
|
{
|
|
|
|
winErrorFVerb (2, "winDestroyColormap - Engine specific colormap destruction "
|
|
|
|
"procedure failed. Continuing, but it is possible that memory "
|
|
|
|
"was leaked, or that colors will be messed up from now on.\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Free the colormap privates */
|
|
|
|
free (pCmapPriv);
|
|
|
|
winSetCmapPriv (pColormap, NULL);
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winDestroyColormap - Returning\n");
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Internal function to load the palette used by the Shadow DIB
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winGetPaletteDIB (ScreenPtr pScreen, ColormapPtr pcmap)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
int i;
|
|
|
|
Pixel pixel; /* Pixel == CARD32 */
|
|
|
|
CARD16 nRed, nGreen, nBlue; /* CARD16 == unsigned short */
|
|
|
|
UINT uiColorsRetrieved = 0;
|
|
|
|
RGBQUAD rgbColors[WIN_NUM_PALETTE_ENTRIES];
|
|
|
|
|
|
|
|
/* Get the color table for the screen */
|
|
|
|
uiColorsRetrieved = GetDIBColorTable (pScreenPriv->hdcScreen,
|
|
|
|
0,
|
|
|
|
WIN_NUM_PALETTE_ENTRIES,
|
|
|
|
rgbColors);
|
|
|
|
if (uiColorsRetrieved == 0)
|
|
|
|
{
|
|
|
|
ErrorF ("winGetPaletteDIB - Could not retrieve screen color table\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winGetPaletteDIB - Retrieved %d colors from DIB\n",
|
|
|
|
uiColorsRetrieved);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Set the DIB color table to the default screen palette */
|
|
|
|
if (SetDIBColorTable (pScreenPriv->hdcShadow,
|
|
|
|
0,
|
|
|
|
uiColorsRetrieved,
|
|
|
|
rgbColors) == 0)
|
|
|
|
{
|
|
|
|
ErrorF ("winGetPaletteDIB - SetDIBColorTable () failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Alloc each color in the DIB color table */
|
|
|
|
for (i = 0; i < uiColorsRetrieved; ++i)
|
|
|
|
{
|
|
|
|
pixel = i;
|
|
|
|
|
|
|
|
/* Extract the color values for current palette entry */
|
|
|
|
nRed = rgbColors[i].rgbRed << 8;
|
|
|
|
nGreen = rgbColors[i].rgbGreen << 8;
|
|
|
|
nBlue = rgbColors[i].rgbBlue << 8;
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winGetPaletteDIB - Allocating a color: %d; "
|
|
|
|
"%d %d %d\n",
|
|
|
|
pixel, nRed, nGreen, nBlue);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Allocate a entry in the X colormap */
|
|
|
|
if (AllocColor (pcmap,
|
|
|
|
&nRed,
|
|
|
|
&nGreen,
|
|
|
|
&nBlue,
|
|
|
|
&pixel,
|
|
|
|
0) != Success)
|
|
|
|
{
|
|
|
|
ErrorF ("winGetPaletteDIB - AllocColor () failed, pixel %d\n",
|
|
|
|
i);
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (i != pixel
|
|
|
|
|| nRed != rgbColors[i].rgbRed
|
|
|
|
|| nGreen != rgbColors[i].rgbGreen
|
|
|
|
|| nBlue != rgbColors[i].rgbBlue)
|
|
|
|
{
|
|
|
|
winDebug ("winGetPaletteDIB - Got: %d; "
|
|
|
|
"%d %d %d\n",
|
|
|
|
(int) pixel, nRed, nGreen, nBlue);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* FIXME: Not sure that this bit is needed at all */
|
|
|
|
pcmap->red[i].co.local.red = nRed;
|
|
|
|
pcmap->red[i].co.local.green = nGreen;
|
|
|
|
pcmap->red[i].co.local.blue = nBlue;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* System is using a colormap */
|
|
|
|
/* Set the black and white pixel indices */
|
|
|
|
pScreen->whitePixel = uiColorsRetrieved - 1;
|
|
|
|
pScreen->blackPixel = 0;
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Internal function to load the standard system palette being used by DD
|
|
|
|
*/
|
|
|
|
|
|
|
|
static Bool
|
|
|
|
winGetPaletteDD (ScreenPtr pScreen, ColormapPtr pcmap)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
Pixel pixel; /* Pixel == CARD32 */
|
|
|
|
CARD16 nRed, nGreen, nBlue; /* CARD16 == unsigned short */
|
|
|
|
UINT uiSystemPaletteEntries;
|
|
|
|
LPPALETTEENTRY ppeColors = NULL;
|
|
|
|
HDC hdc = NULL;
|
|
|
|
|
|
|
|
/* Get a DC to obtain the default palette */
|
|
|
|
hdc = GetDC (NULL);
|
|
|
|
if (hdc == NULL)
|
|
|
|
{
|
|
|
|
ErrorF ("winGetPaletteDD - Couldn't get a DC\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Get the number of entries in the system palette */
|
|
|
|
uiSystemPaletteEntries = GetSystemPaletteEntries (hdc,
|
|
|
|
0, 0, NULL);
|
|
|
|
if (uiSystemPaletteEntries == 0)
|
|
|
|
{
|
|
|
|
ErrorF ("winGetPaletteDD - Unable to determine number of "
|
|
|
|
"system palette entries\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winGetPaletteDD - uiSystemPaletteEntries %d\n",
|
|
|
|
uiSystemPaletteEntries);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Allocate palette entries structure */
|
|
|
|
ppeColors = malloc (uiSystemPaletteEntries * sizeof (PALETTEENTRY));
|
|
|
|
if (ppeColors == NULL)
|
|
|
|
{
|
|
|
|
ErrorF ("winGetPaletteDD - malloc () for colormap failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Get system palette entries */
|
|
|
|
GetSystemPaletteEntries (hdc,
|
|
|
|
0, uiSystemPaletteEntries, ppeColors);
|
|
|
|
|
|
|
|
/* Allocate an X colormap entry for every system palette entry */
|
|
|
|
for (i = 0; i < uiSystemPaletteEntries; ++i)
|
|
|
|
{
|
|
|
|
pixel = i;
|
|
|
|
|
|
|
|
/* Extract the color values for current palette entry */
|
|
|
|
nRed = ppeColors[i].peRed << 8;
|
|
|
|
nGreen = ppeColors[i].peGreen << 8;
|
|
|
|
nBlue = ppeColors[i].peBlue << 8;
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winGetPaletteDD - Allocating a color: %d; "
|
|
|
|
"%d %d %d\n",
|
|
|
|
pixel, nRed, nGreen, nBlue);
|
|
|
|
#endif
|
|
|
|
if (AllocColor (pcmap,
|
|
|
|
&nRed,
|
|
|
|
&nGreen,
|
|
|
|
&nBlue,
|
|
|
|
&pixel,
|
|
|
|
0) != Success)
|
|
|
|
{
|
|
|
|
ErrorF ("winGetPaletteDD - AllocColor () failed, pixel %d\n",
|
|
|
|
i);
|
|
|
|
free (ppeColors);
|
|
|
|
ppeColors = NULL;
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
pcmap->red[i].co.local.red = nRed;
|
|
|
|
pcmap->red[i].co.local.green = nGreen;
|
|
|
|
pcmap->red[i].co.local.blue = nBlue;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* System is using a colormap */
|
|
|
|
/* Set the black and white pixel indices */
|
|
|
|
pScreen->whitePixel = uiSystemPaletteEntries - 1;
|
|
|
|
pScreen->blackPixel = 0;
|
|
|
|
|
|
|
|
/* Free colormap */
|
|
|
|
if (ppeColors != NULL)
|
|
|
|
{
|
|
|
|
free (ppeColors);
|
|
|
|
ppeColors = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Free the DC */
|
|
|
|
if (hdc != NULL)
|
|
|
|
{
|
|
|
|
ReleaseDC (NULL, hdc);
|
|
|
|
hdc = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Install the standard fb colormap, or the GDI colormap,
|
|
|
|
* depending on the current screen depth.
|
|
|
|
*/
|
|
|
|
|
|
|
|
Bool
|
|
|
|
winCreateDefColormap (ScreenPtr pScreen)
|
|
|
|
{
|
|
|
|
winScreenPriv(pScreen);
|
|
|
|
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
|
|
|
|
unsigned short zero = 0, ones = 0xFFFF;
|
|
|
|
VisualPtr pVisual = pScreenPriv->pRootVisual;
|
|
|
|
ColormapPtr pcmap = NULL;
|
|
|
|
Pixel wp, bp;
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winCreateDefColormap\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Use standard fb colormaps for non palettized color modes */
|
|
|
|
if (pScreenInfo->dwBPP > 8)
|
|
|
|
{
|
|
|
|
winDebug ("winCreateDefColormap - Deferring to " \
|
|
|
|
"fbCreateDefColormap ()\n");
|
|
|
|
return fbCreateDefColormap (pScreen);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* AllocAll for non-Dynamic visual classes,
|
|
|
|
* AllocNone for Dynamic visual classes.
|
|
|
|
*/
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Dynamic visual classes allow the colors of the color map
|
|
|
|
* to be changed by clients.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winCreateDefColormap - defColormap: %d\n",
|
|
|
|
pScreen->defColormap);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Allocate an X colormap, owned by client 0 */
|
|
|
|
if (CreateColormap (pScreen->defColormap,
|
|
|
|
pScreen,
|
|
|
|
pVisual,
|
|
|
|
&pcmap,
|
|
|
|
(pVisual->class & DynamicClass) ? AllocNone : AllocAll,
|
|
|
|
0) != Success)
|
|
|
|
{
|
|
|
|
ErrorF ("winCreateDefColormap - CreateColormap failed\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
if (pcmap == NULL)
|
|
|
|
{
|
|
|
|
ErrorF ("winCreateDefColormap - Colormap could not be created\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winCreateDefColormap - Created a colormap\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* Branch on the visual class */
|
|
|
|
if (!(pVisual->class & DynamicClass))
|
|
|
|
{
|
|
|
|
/* Branch on engine type */
|
|
|
|
if (pScreenInfo->dwEngine == WIN_SERVER_SHADOW_GDI)
|
|
|
|
{
|
|
|
|
/* Load the colors being used by the Shadow DIB */
|
|
|
|
if (!winGetPaletteDIB (pScreen, pcmap))
|
|
|
|
{
|
|
|
|
ErrorF ("winCreateDefColormap - Couldn't get DIB colors\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
/* Load the colors from the default system palette */
|
|
|
|
if (!winGetPaletteDD (pScreen, pcmap))
|
|
|
|
{
|
|
|
|
ErrorF ("winCreateDefColormap - Couldn't get colors "
|
|
|
|
"for DD\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
wp = pScreen->whitePixel;
|
|
|
|
bp = pScreen->blackPixel;
|
|
|
|
|
|
|
|
/* Allocate a black and white pixel */
|
|
|
|
if ((AllocColor (pcmap, &ones, &ones, &ones, &wp, 0) !=
|
|
|
|
Success)
|
|
|
|
||
|
|
|
|
(AllocColor (pcmap, &zero, &zero, &zero, &bp, 0) !=
|
|
|
|
Success))
|
|
|
|
{
|
|
|
|
ErrorF ("winCreateDefColormap - Couldn't allocate bp or wp\n");
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
pScreen->whitePixel = wp;
|
|
|
|
pScreen->blackPixel = bp;
|
|
|
|
|
|
|
|
#if 0
|
|
|
|
/* Have to reserve first 10 and last ten pixels in DirectDraw windowed */
|
|
|
|
if (pScreenInfo->dwEngine != WIN_SERVER_SHADOW_GDI)
|
|
|
|
{
|
|
|
|
int k;
|
|
|
|
Pixel p;
|
|
|
|
|
|
|
|
for (k = 1; k < 10; ++k)
|
|
|
|
{
|
|
|
|
p = k;
|
|
|
|
if (AllocColor (pcmap, &ones, &ones, &ones, &p, 0) != Success)
|
|
|
|
FatalError ("Foo!\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
for (k = 245; k < 255; ++k)
|
|
|
|
{
|
|
|
|
p = k;
|
|
|
|
if (AllocColor (pcmap, &zero, &zero, &zero, &p, 0) != Success)
|
|
|
|
FatalError ("Baz!\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Install the created colormap */
|
|
|
|
(*pScreen->InstallColormap)(pcmap);
|
|
|
|
|
|
|
|
#if CYGDEBUG
|
|
|
|
winDebug ("winCreateDefColormap - Returning\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|