static Bool
winStoreColorsShadowDDNL(ColormapPtr pColormap, int ndef, xColorItem * pdefs)
{
ScreenPtr pScreen = pColormap->pScreen;
winScreenPriv(pScreen);
winCmapPriv(pColormap);
ColormapPtr curpmap = pScreenPriv->pcmapInstalled;
HRESULT ddrval = DD_OK;
/* Put the X colormap entries into the Windows logical palette */
ddrval = IDirectDrawPalette_SetEntries(pCmapPriv->lpDDPalette,
0,
pdefs[0].pixel,
ndef,
pCmapPriv->peColors
+ pdefs[0].pixel);
if (FAILED(ddrval)) {
ErrorF("winStoreColorsShadowDDNL - SetEntries () failed: %08x\n",
(unsigned int) ddrval);
return FALSE;
}
/* Don't install the DirectDraw palette if the colormap is not installed */
if (pColormap != curpmap) {
return TRUE;
}
if (!winInstallColormapShadowDDNL(pColormap)) {
ErrorF("winStoreColorsShadowDDNL - Failed installing colormap\n");
return FALSE;
}
return TRUE;
}
static Bool
winInstallColormapShadowGDI (ColormapPtr pColormap)
{
ScreenPtr pScreen = pColormap->pScreen;
winScreenPriv(pScreen);
winScreenInfo *pScreenInfo = pScreenPriv->pScreenInfo;
winCmapPriv(pColormap);
/*
* Tell Windows to install the new colormap
*/
if (SelectPalette (pScreenPriv->hdcScreen,
pCmapPriv->hPalette,
FALSE) == NULL)
{
ErrorF ("winInstallColormapShadowGDI - SelectPalette () failed\n");
return FALSE;
}
/* Realize the palette */
if (GDI_ERROR == RealizePalette (pScreenPriv->hdcScreen))
{
ErrorF ("winInstallColormapShadowGDI - RealizePalette () failed\n");
return FALSE;
}
/* Set the DIB color table */
if (SetDIBColorTable (pScreenPriv->hdcShadow,
0,
WIN_NUM_PALETTE_ENTRIES,
pCmapPriv->rgbColors) == 0)
{
ErrorF ("winInstallColormapShadowGDI - SetDIBColorTable () failed\n");
return FALSE;
}
/* Redraw the whole window, to take account for the new colors */
BitBlt (pScreenPriv->hdcScreen,
0, 0,
pScreenInfo->dwWidth, pScreenInfo->dwHeight,
pScreenPriv->hdcShadow,
0, 0,
SRCCOPY);
/* Save a pointer to the newly installed colormap */
pScreenPriv->pcmapInstalled = pColormap;
#ifdef XWIN_MULTIWINDOW
/* Redraw all windows */
if (pScreenInfo->fMultiWindow)
EnumThreadWindows (g_dwCurrentThreadID, winRedrawAllProcShadowGDI, 0);
#endif
return TRUE;
}
static Bool
winStoreColorsShadowGDI (ColormapPtr pColormap,
int ndef,
xColorItem *pdefs)
{
ScreenPtr pScreen = pColormap->pScreen;
winScreenPriv(pScreen);
winCmapPriv(pColormap);
ColormapPtr curpmap = pScreenPriv->pcmapInstalled;
/* Put the X colormap entries into the Windows logical palette */
if (SetPaletteEntries (pCmapPriv->hPalette,
pdefs[0].pixel,
ndef,
pCmapPriv->peColors + pdefs[0].pixel) == 0)
{
ErrorF ("winStoreColorsShadowGDI - SetPaletteEntries () failed\n");
return FALSE;
}
/* Don't install the Windows palette if the colormap is not installed */
if (pColormap != curpmap)
{
return TRUE;
}
/* Try to install the newly modified colormap */
if (!winInstallColormapShadowGDI (pColormap))
{
ErrorF ("winInstallColormapShadowGDI - winInstallColormapShadowGDI "
"failed\n");
return FALSE;
}
#if 0
/* Tell Windows that the palette has changed */
RealizePalette (pScreenPriv->hdcScreen);
/* Set the DIB color table */
if (SetDIBColorTable (pScreenPriv->hdcShadow,
pdefs[0].pixel,
ndef,
pCmapPriv->rgbColors + pdefs[0].pixel) == 0)
{
ErrorF ("winInstallColormapShadowGDI - SetDIBColorTable () failed\n");
return FALSE;
}
/* Save a pointer to the newly installed colormap */
pScreenPriv->pcmapInstalled = pColormap;
#endif
return TRUE;
}
Bool
qtCreateColormapShadow (ColormapPtr pColormap)
{
#if 0 /* ### NOT YET */
LPLOGPALETTE lpPaletteNew = NULL;
DWORD dwEntriesMax;
VisualPtr pVisual;
HPALETTE hpalNew = NULL;
winCmapPriv(pColormap);
/* Get a pointer to the visual that the colormap belongs to */
pVisual = pColormap->pVisual;
/* Get the maximum number of palette entries for this visual */
dwEntriesMax = pVisual->ColormapEntries;
/* Allocate a Windows logical color palette with max entries */
lpPaletteNew = malloc (sizeof (LOGPALETTE)
+ (dwEntriesMax - 1) * sizeof (PALETTEENTRY));
if (lpPaletteNew == NULL)
{
ErrorF ("qtCreateColormapShadow - Couldn't allocate palette "
"with %d entries\n",
dwEntriesMax);
return FALSE;
}
/* Zero out the colormap */
ZeroMemory (lpPaletteNew, sizeof (LOGPALETTE)
+ (dwEntriesMax - 1) * sizeof (PALETTEENTRY));
/* Set the logical palette structure */
lpPaletteNew->palVersion = 0x0300;
lpPaletteNew->palNumEntries = dwEntriesMax;
/* Tell Windows to create the palette */
hpalNew = CreatePalette (lpPaletteNew);
if (hpalNew == NULL)
{
ErrorF ("qtCreateColormapShadow - CreatePalette () failed\n");
free (lpPaletteNew);
return FALSE;
}
/* Save the Windows logical palette handle in the X colormaps' privates */
pCmapPriv->hPalette = hpalNew;
/* Free the palette initialization memory */
free (lpPaletteNew);
#endif
return TRUE;
}
static Bool
winDestroyColormapShadowDD (ColormapPtr pColormap)
{
winScreenPriv(pColormap->pScreen);
winCmapPriv(pColormap);
HRESULT ddrval = DD_OK;
/*
* Is colormap to be destroyed the default?
*
* Non-default colormaps should have had winUninstallColormap
* called on them before we get here. The default colormap
* will not have had winUninstallColormap called on it. Thus,
* we need to handle the default colormap in a special way.
*/
if (pColormap->flags & IsDefault)
{
#if CYGDEBUG
winDebug ("winDestroyColormapShadowDD - Destroying default "
"colormap\n");
#endif
/*
* FIXME: Walk the list of all screens, popping the default
* palette out of each screen device context.
*/
/* Pop the palette out of the primary surface */
ddrval = IDirectDrawSurface2_SetPalette (pScreenPriv->pddsPrimary,
NULL);
if (FAILED (ddrval))
{
ErrorF ("winDestroyColormapShadowDD - Failed freeing the "
"default colormap DirectDraw palette.\n");
return FALSE;
}
/* Clear our private installed colormap pointer */
pScreenPriv->pcmapInstalled = NULL;
}
/* Release the palette */
IDirectDrawPalette_Release (pCmapPriv->lpDDPalette);
/* Invalidate the colormap privates */
pCmapPriv->lpDDPalette = NULL;
return TRUE;
}
static Bool
winDestroyColormapShadowGDI (ColormapPtr pColormap)
{
winScreenPriv(pColormap->pScreen);
winCmapPriv(pColormap);
/*
* Is colormap to be destroyed the default?
*
* Non-default colormaps should have had winUninstallColormap
* called on them before we get here. The default colormap
* will not have had winUninstallColormap called on it. Thus,
* we need to handle the default colormap in a special way.
*/
if (pColormap->flags & IsDefault)
{
#if CYGDEBUG
winDebug ("winDestroyColormapShadowGDI - Destroying default "
"colormap\n");
#endif
/*
* FIXME: Walk the list of all screens, popping the default
* palette out of each screen device context.
*/
/* Pop the palette out of the device context */
SelectPalette (pScreenPriv->hdcScreen,
GetStockObject (DEFAULT_PALETTE),
FALSE);
/* Clear our private installed colormap pointer */
pScreenPriv->pcmapInstalled = NULL;
}
/* Try to delete the logical palette */
if (DeleteObject (pCmapPriv->hPalette) == 0)
{
ErrorF ("winDestroyColormap - DeleteObject () failed\n");
return FALSE;
}
/* Invalidate the colormap privates */
pCmapPriv->hPalette = NULL;
return TRUE;
}
static Bool
winCreateColormapShadowDDNL(ColormapPtr pColormap)
{
HRESULT ddrval = DD_OK;
ScreenPtr pScreen = pColormap->pScreen;
winScreenPriv(pScreen);
winCmapPriv(pColormap);
/* Create a DirectDraw palette */
ddrval = IDirectDraw4_CreatePalette(pScreenPriv->pdd4,
DDPCAPS_8BIT | DDPCAPS_ALLOW256,
pCmapPriv->peColors,
&pCmapPriv->lpDDPalette, NULL);
if (FAILED(ddrval)) {
ErrorF("winCreateColormapShadowDDNL - CreatePalette failed\n");
return FALSE;
}
return TRUE;
}
Bool
qtStoreColorsShadow (ColormapPtr pColormap,
int ndef,
xColorItem *pdefs)
{
#if 0 /* ### NOT YET */
ScreenPtr pScreen = pColormap->pScreen;
winScreenPriv(pScreen);
winCmapPriv(pColormap);
ColormapPtr curpmap = pScreenPriv->pcmapInstalled;
/* Put the X colormap entries into the Windows logical palette */
if (SetPaletteEntries (pCmapPriv->hPalette,
pdefs[0].pixel,
ndef,
pCmapPriv->peColors + pdefs[0].pixel) == 0)
{
ErrorF ("qtStoreColorsShadow - SetPaletteEntries () failed\n");
return FALSE;
}
/* Don't install the Windows palette if the colormap is not installed */
if (pColormap != curpmap)
{
return TRUE;
}
/* Try to install the newly modified colormap */
if (!winInstallColormapShadow (pColormap))
{
ErrorF ("qtInstallColormapShadow - winInstallColormapShadow "
"failed\n");
return FALSE;
}
#endif
return TRUE;
}
static Bool
winInstallColormapShadowDD (ColormapPtr pColormap)
{
ScreenPtr pScreen = pColormap->pScreen;
winScreenPriv(pScreen);
winCmapPriv(pColormap);
HRESULT ddrval = DD_OK;
/* Install the DirectDraw palette on the primary surface */
ddrval = IDirectDrawSurface2_SetPalette (pScreenPriv->pddsPrimary,
pCmapPriv->lpDDPalette);
if (FAILED (ddrval))
{
ErrorF ("winInstallColormapShadowDD - Failed installing the "
"DirectDraw palette.\n");
return FALSE;
}
/* Save a pointer to the newly installed colormap */
pScreenPriv->pcmapInstalled = pColormap;
return TRUE;
}