diff options
Diffstat (limited to 'hw/xwin/wincmap.c')
| -rw-r--r-- | hw/xwin/wincmap.c | 674 |
1 files changed, 0 insertions, 674 deletions
diff --git a/hw/xwin/wincmap.c b/hw/xwin/wincmap.c deleted file mode 100644 index 7ebe00244..000000000 --- a/hw/xwin/wincmap.c +++ /dev/null @@ -1,674 +0,0 @@ -/* - *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) - { - curpmap = (ColormapPtr) LookupIDByType(pmap->pScreen->defColormap, - RT_COLORMAP); - (*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; -} |