From c38dead3ea7e177728d90cd815cf4eead0c9f534 Mon Sep 17 00:00:00 2001 From: marha Date: Sat, 15 May 2010 16:28:11 +0000 Subject: xserver git update 15/5/2010 --- xorg-server/hw/xnest/Color.c | 990 +++++++++++++++++++++---------------------- 1 file changed, 495 insertions(+), 495 deletions(-) (limited to 'xorg-server/hw/xnest/Color.c') diff --git a/xorg-server/hw/xnest/Color.c b/xorg-server/hw/xnest/Color.c index 2e6de15e4..985b5ad95 100644 --- a/xorg-server/hw/xnest/Color.c +++ b/xorg-server/hw/xnest/Color.c @@ -1,495 +1,495 @@ -/* - -Copyright 1993 by Davor Matic - -Permission to use, copy, modify, distribute, and sell this software -and its documentation for any purpose is hereby granted without fee, -provided that the above copyright notice appear in all copies and that -both that copyright notice and this permission notice appear in -supporting documentation. Davor Matic makes no representations about -the suitability of this software for any purpose. It is provided "as -is" without express or implied warranty. - -*/ - -#ifdef HAVE_XNEST_CONFIG_H -#include -#endif - -#include -#include -#include "scrnintstr.h" -#include "window.h" -#include "windowstr.h" -#include "colormapst.h" -#include "resource.h" - -#include "Xnest.h" - - -#include "Display.h" -#include "Screen.h" -#include "Color.h" -#include "Visual.h" -#include "XNWindow.h" -#include "Args.h" - -static int cmapScrPrivateKeyIndex; -static DevPrivateKey cmapScrPrivateKey = &cmapScrPrivateKeyIndex; - -#define GetInstalledColormap(s) ((ColormapPtr) dixLookupPrivate(&(s)->devPrivates, cmapScrPrivateKey)) -#define SetInstalledColormap(s,c) (dixSetPrivate(&(s)->devPrivates, cmapScrPrivateKey, c)) - -Bool -xnestCreateColormap(ColormapPtr pCmap) -{ - VisualPtr pVisual; - XColor *colors; - int i, ncolors; - Pixel red, green, blue; - Pixel redInc, greenInc, blueInc; - - pVisual = pCmap->pVisual; - ncolors = pVisual->ColormapEntries; - - pCmap->devPriv = (pointer)xalloc(sizeof(xnestPrivColormap)); - - xnestColormapPriv(pCmap)->colormap = - XCreateColormap(xnestDisplay, - xnestDefaultWindows[pCmap->pScreen->myNum], - xnestVisual(pVisual), - (pVisual->class & DynamicClass) ? - AllocAll : AllocNone); - - - switch (pVisual->class) { - case StaticGray: /* read only */ - colors = (XColor *)xalloc(ncolors * sizeof(XColor)); - for (i = 0; i < ncolors; i++) - colors[i].pixel = i; - XQueryColors(xnestDisplay, xnestColormap(pCmap), colors, ncolors); - for (i = 0; i < ncolors; i++) { - pCmap->red[i].co.local.red = colors[i].red; - pCmap->red[i].co.local.green = colors[i].red; - pCmap->red[i].co.local.blue = colors[i].red; - } - xfree(colors); - break; - - case StaticColor: /* read only */ - colors = (XColor *)xalloc(ncolors * sizeof(XColor)); - for (i = 0; i < ncolors; i++) - colors[i].pixel = i; - XQueryColors(xnestDisplay, xnestColormap(pCmap), colors, ncolors); - for (i = 0; i < ncolors; i++) { - pCmap->red[i].co.local.red = colors[i].red; - pCmap->red[i].co.local.green = colors[i].green; - pCmap->red[i].co.local.blue = colors[i].blue; - } - xfree(colors); - break; - - case TrueColor: /* read only */ - colors = (XColor *)xalloc(ncolors * sizeof(XColor)); - red = green = blue = 0L; - redInc = lowbit(pVisual->redMask); - greenInc = lowbit(pVisual->greenMask); - blueInc = lowbit(pVisual->blueMask); - for (i = 0; i < ncolors; i++) { - colors[i].pixel = red | green | blue; - red += redInc; - if (red > pVisual->redMask) red = 0L; - green += greenInc; - if (green > pVisual->greenMask) green = 0L; - blue += blueInc; - if (blue > pVisual->blueMask) blue = 0L; - } - XQueryColors(xnestDisplay, xnestColormap(pCmap), colors, ncolors); - for (i = 0; i < ncolors; i++) { - pCmap->red[i].co.local.red = colors[i].red; - pCmap->green[i].co.local.green = colors[i].green; - pCmap->blue[i].co.local.blue = colors[i].blue; - } - xfree(colors); - break; - - case GrayScale: /* read and write */ - break; - - case PseudoColor: /* read and write */ - break; - - case DirectColor: /* read and write */ - break; - } - - return True; -} - -void -xnestDestroyColormap(ColormapPtr pCmap) -{ - XFreeColormap(xnestDisplay, xnestColormap(pCmap)); - xfree(pCmap->devPriv); -} - -#define SEARCH_PREDICATE \ - (xnestWindow(pWin) != None && wColormap(pWin) == icws->cmapIDs[i]) - -static int -xnestCountInstalledColormapWindows(WindowPtr pWin, pointer ptr) -{ - xnestInstalledColormapWindows *icws = (xnestInstalledColormapWindows *)ptr; - int i; - - for (i = 0; i < icws->numCmapIDs; i++) - if (SEARCH_PREDICATE) { - icws->numWindows++; - return WT_DONTWALKCHILDREN; - } - - return WT_WALKCHILDREN; -} - -static int -xnestGetInstalledColormapWindows(WindowPtr pWin, pointer ptr) -{ - xnestInstalledColormapWindows *icws = (xnestInstalledColormapWindows *)ptr; - int i; - - for (i = 0; i < icws->numCmapIDs; i++) - if (SEARCH_PREDICATE) { - icws->windows[icws->index++] = xnestWindow(pWin); - return WT_DONTWALKCHILDREN; - } - - return WT_WALKCHILDREN; -} - -static Window *xnestOldInstalledColormapWindows = NULL; -static int xnestNumOldInstalledColormapWindows = 0; - -static Bool -xnestSameInstalledColormapWindows(Window *windows, int numWindows) -{ - if (xnestNumOldInstalledColormapWindows != numWindows) - return False; - - if (xnestOldInstalledColormapWindows == windows) - return True; - - if (xnestOldInstalledColormapWindows == NULL || windows == NULL) - return False; - - if (memcmp(xnestOldInstalledColormapWindows, windows, - numWindows * sizeof(Window))) - return False; - - return True; -} - -void -xnestSetInstalledColormapWindows(ScreenPtr pScreen) -{ - xnestInstalledColormapWindows icws; - int numWindows; - - icws.cmapIDs = (Colormap *)xalloc(pScreen->maxInstalledCmaps * - sizeof(Colormap)); - icws.numCmapIDs = xnestListInstalledColormaps(pScreen, icws.cmapIDs); - icws.numWindows = 0; - WalkTree(pScreen, xnestCountInstalledColormapWindows, (pointer)&icws); - if (icws.numWindows) { - icws.windows = (Window *)xalloc((icws.numWindows + 1) * sizeof(Window)); - icws.index = 0; - WalkTree(pScreen, xnestGetInstalledColormapWindows, (pointer)&icws); - icws.windows[icws.numWindows] = xnestDefaultWindows[pScreen->myNum]; - numWindows = icws.numWindows + 1; - } - else { - icws.windows = NULL; - numWindows = 0; - } - - xfree(icws.cmapIDs); - - if (!xnestSameInstalledColormapWindows(icws.windows, icws.numWindows)) { - if (xnestOldInstalledColormapWindows) - xfree(xnestOldInstalledColormapWindows); - -#ifdef _XSERVER64 - { - int i; - Window64 *windows = (Window64 *)xalloc(numWindows * sizeof(Window64)); - - for(i = 0; i < numWindows; ++i) - windows[i] = icws.windows[i]; - XSetWMColormapWindows(xnestDisplay, xnestDefaultWindows[pScreen->myNum], - windows, numWindows); - xfree(windows); - } -#else - XSetWMColormapWindows(xnestDisplay, xnestDefaultWindows[pScreen->myNum], - icws.windows, numWindows); -#endif - - xnestOldInstalledColormapWindows = icws.windows; - xnestNumOldInstalledColormapWindows = icws.numWindows; - -#ifdef DUMB_WINDOW_MANAGERS - /* - This code is for dumb window managers. - This will only work with default local visual colormaps. - */ - if (icws.numWindows) - { - WindowPtr pWin; - Visual *visual; - ColormapPtr pCmap; - - pWin = xnestWindowPtr(icws.windows[0]); - visual = xnestVisualFromID(pScreen, wVisual(pWin)); - - if (visual == xnestDefaultVisual(pScreen)) - dixLookupResourceByType((pointer *)&pCmap, wColormap(pWin), - RT_COLORMAP, serverClient, DixUseAccess); - else - dixLookupResourceByType((pointer *)&pCmap, pScreen->defColormap, - RT_COLORMAP, serverClient, DixUseAccess); - - XSetWindowColormap(xnestDisplay, - xnestDefaultWindows[pScreen->myNum], - xnestColormap(pCmap)); - } -#endif /* DUMB_WINDOW_MANAGERS */ - } - else - if (icws.windows) xfree(icws.windows); -} - -void -xnestSetScreenSaverColormapWindow(ScreenPtr pScreen) -{ - if (xnestOldInstalledColormapWindows) - xfree(xnestOldInstalledColormapWindows); - -#ifdef _XSERVER64 - { - Window64 window; - - window = xnestScreenSaverWindows[pScreen->myNum]; - XSetWMColormapWindows(xnestDisplay, xnestDefaultWindows[pScreen->myNum], - &window, 1); - xnestScreenSaverWindows[pScreen->myNum] = window; - } -#else - XSetWMColormapWindows(xnestDisplay, xnestDefaultWindows[pScreen->myNum], - &xnestScreenSaverWindows[pScreen->myNum], 1); -#endif /* _XSERVER64 */ - - xnestOldInstalledColormapWindows = NULL; - xnestNumOldInstalledColormapWindows = 0; - - xnestDirectUninstallColormaps(pScreen); -} - -void -xnestDirectInstallColormaps(ScreenPtr pScreen) -{ - int i, n; - Colormap pCmapIDs[MAXCMAPS]; - - if (!xnestDoDirectColormaps) return; - - n = (*pScreen->ListInstalledColormaps)(pScreen, pCmapIDs); - - for (i = 0; i < n; i++) { - ColormapPtr pCmap; - - dixLookupResourceByType((pointer *)&pCmap, pCmapIDs[i], RT_COLORMAP, - serverClient, DixInstallAccess); - if (pCmap) - XInstallColormap(xnestDisplay, xnestColormap(pCmap)); - } -} - -void -xnestDirectUninstallColormaps(ScreenPtr pScreen) -{ - int i, n; - Colormap pCmapIDs[MAXCMAPS]; - - if (!xnestDoDirectColormaps) return; - - n = (*pScreen->ListInstalledColormaps)(pScreen, pCmapIDs); - - for (i = 0; i < n; i++) { - ColormapPtr pCmap; - - dixLookupResourceByType((pointer *)&pCmap, pCmapIDs[i], RT_COLORMAP, - serverClient, DixUninstallAccess); - if (pCmap) - XUninstallColormap(xnestDisplay, xnestColormap(pCmap)); - } -} - -void -xnestInstallColormap(ColormapPtr pCmap) -{ - ColormapPtr pOldCmap = GetInstalledColormap(pCmap->pScreen); - - if(pCmap != pOldCmap) - { - xnestDirectUninstallColormaps(pCmap->pScreen); - - /* Uninstall pInstalledMap. Notify all interested parties. */ - if(pOldCmap != (ColormapPtr)None) - WalkTree(pCmap->pScreen, TellLostMap, (pointer)&pOldCmap->mid); - - SetInstalledColormap(pCmap->pScreen, pCmap); - WalkTree(pCmap->pScreen, TellGainedMap, (pointer)&pCmap->mid); - - xnestSetInstalledColormapWindows(pCmap->pScreen); - xnestDirectInstallColormaps(pCmap->pScreen); - } -} - -void -xnestUninstallColormap(ColormapPtr pCmap) -{ - ColormapPtr pCurCmap = GetInstalledColormap(pCmap->pScreen); - - if(pCmap == pCurCmap) - { - if (pCmap->mid != pCmap->pScreen->defColormap) - { - dixLookupResourceByType((pointer *)&pCurCmap, - pCmap->pScreen->defColormap, - RT_COLORMAP, - serverClient, DixInstallAccess); - (*pCmap->pScreen->InstallColormap)(pCurCmap); - } - } -} - -static Bool xnestInstalledDefaultColormap = False; - -int -xnestListInstalledColormaps(ScreenPtr pScreen, Colormap *pCmapIDs) -{ - if (xnestInstalledDefaultColormap) { - *pCmapIDs = GetInstalledColormap(pScreen)->mid; - return 1; - } - else - return 0; -} - -void -xnestStoreColors(ColormapPtr pCmap, int nColors, xColorItem *pColors) -{ - if (pCmap->pVisual->class & DynamicClass) -#ifdef _XSERVER64 - { - int i; - XColor *pColors64 = (XColor *)xalloc(nColors * sizeof(XColor) ); - - for(i = 0; i < nColors; ++i) - { - pColors64[i].pixel = pColors[i].pixel; - pColors64[i].red = pColors[i].red; - pColors64[i].green = pColors[i].green; - pColors64[i].blue = pColors[i].blue; - pColors64[i].flags = pColors[i].flags; - } - XStoreColors(xnestDisplay, xnestColormap(pCmap), pColors64, nColors); - xfree(pColors64); - } -#else - XStoreColors(xnestDisplay, xnestColormap(pCmap), - (XColor *)pColors, nColors); -#endif -} - -void -xnestResolveColor(unsigned short *pRed, unsigned short *pGreen, - unsigned short *pBlue, VisualPtr pVisual) -{ - int shift; - unsigned int lim; - - shift = 16 - pVisual->bitsPerRGBValue; - lim = (1 << pVisual->bitsPerRGBValue) - 1; - - if ((pVisual->class == PseudoColor) || (pVisual->class == DirectColor)) - { - /* rescale to rgb bits */ - *pRed = ((*pRed >> shift) * 65535) / lim; - *pGreen = ((*pGreen >> shift) * 65535) / lim; - *pBlue = ((*pBlue >> shift) * 65535) / lim; - } - else if (pVisual->class == GrayScale) - { - /* rescale to gray then rgb bits */ - *pRed = (30L * *pRed + 59L * *pGreen + 11L * *pBlue) / 100; - *pBlue = *pGreen = *pRed = ((*pRed >> shift) * 65535) / lim; - } - else if (pVisual->class == StaticGray) - { - unsigned int limg; - - limg = pVisual->ColormapEntries - 1; - /* rescale to gray then [0..limg] then [0..65535] then rgb bits */ - *pRed = (30L * *pRed + 59L * *pGreen + 11L * *pBlue) / 100; - *pRed = ((((*pRed * (limg + 1))) >> 16) * 65535) / limg; - *pBlue = *pGreen = *pRed = ((*pRed >> shift) * 65535) / lim; - } - else - { - unsigned limr, limg, limb; - - limr = pVisual->redMask >> pVisual->offsetRed; - limg = pVisual->greenMask >> pVisual->offsetGreen; - limb = pVisual->blueMask >> pVisual->offsetBlue; - /* rescale to [0..limN] then [0..65535] then rgb bits */ - *pRed = ((((((*pRed * (limr + 1)) >> 16) * - 65535) / limr) >> shift) * 65535) / lim; - *pGreen = ((((((*pGreen * (limg + 1)) >> 16) * - 65535) / limg) >> shift) * 65535) / lim; - *pBlue = ((((((*pBlue * (limb + 1)) >> 16) * - 65535) / limb) >> shift) * 65535) / lim; - } -} - -Bool -xnestCreateDefaultColormap(ScreenPtr pScreen) -{ - VisualPtr pVisual; - ColormapPtr pCmap; - unsigned short zero = 0, ones = 0xFFFF; - Pixel wp, bp; - - for (pVisual = pScreen->visuals; - pVisual->vid != pScreen->rootVisual; - pVisual++); - - if (CreateColormap(pScreen->defColormap, pScreen, pVisual, &pCmap, - (pVisual->class & DynamicClass) ? AllocNone : AllocAll, 0) - != Success) - return False; - - wp = pScreen->whitePixel; - bp = pScreen->blackPixel; - if ((AllocColor(pCmap, &ones, &ones, &ones, &wp, 0) != - Success) || - (AllocColor(pCmap, &zero, &zero, &zero, &bp, 0) != - Success)) - return FALSE; - pScreen->whitePixel = wp; - pScreen->blackPixel = bp; - (*pScreen->InstallColormap)(pCmap); - - xnestInstalledDefaultColormap = True; - - return True; -} +/* + +Copyright 1993 by Davor Matic + +Permission to use, copy, modify, distribute, and sell this software +and its documentation for any purpose is hereby granted without fee, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation. Davor Matic makes no representations about +the suitability of this software for any purpose. It is provided "as +is" without express or implied warranty. + +*/ + +#ifdef HAVE_XNEST_CONFIG_H +#include +#endif + +#include +#include +#include "scrnintstr.h" +#include "window.h" +#include "windowstr.h" +#include "colormapst.h" +#include "resource.h" + +#include "Xnest.h" + + +#include "Display.h" +#include "Screen.h" +#include "Color.h" +#include "Visual.h" +#include "XNWindow.h" +#include "Args.h" + +static int cmapScrPrivateKeyIndex; +static DevPrivateKey cmapScrPrivateKey = &cmapScrPrivateKeyIndex; + +#define GetInstalledColormap(s) ((ColormapPtr) dixLookupPrivate(&(s)->devPrivates, cmapScrPrivateKey)) +#define SetInstalledColormap(s,c) (dixSetPrivate(&(s)->devPrivates, cmapScrPrivateKey, c)) + +Bool +xnestCreateColormap(ColormapPtr pCmap) +{ + VisualPtr pVisual; + XColor *colors; + int i, ncolors; + Pixel red, green, blue; + Pixel redInc, greenInc, blueInc; + + pVisual = pCmap->pVisual; + ncolors = pVisual->ColormapEntries; + + pCmap->devPriv = (pointer)malloc(sizeof(xnestPrivColormap)); + + xnestColormapPriv(pCmap)->colormap = + XCreateColormap(xnestDisplay, + xnestDefaultWindows[pCmap->pScreen->myNum], + xnestVisual(pVisual), + (pVisual->class & DynamicClass) ? + AllocAll : AllocNone); + + + switch (pVisual->class) { + case StaticGray: /* read only */ + colors = (XColor *)malloc(ncolors * sizeof(XColor)); + for (i = 0; i < ncolors; i++) + colors[i].pixel = i; + XQueryColors(xnestDisplay, xnestColormap(pCmap), colors, ncolors); + for (i = 0; i < ncolors; i++) { + pCmap->red[i].co.local.red = colors[i].red; + pCmap->red[i].co.local.green = colors[i].red; + pCmap->red[i].co.local.blue = colors[i].red; + } + free(colors); + break; + + case StaticColor: /* read only */ + colors = (XColor *)malloc(ncolors * sizeof(XColor)); + for (i = 0; i < ncolors; i++) + colors[i].pixel = i; + XQueryColors(xnestDisplay, xnestColormap(pCmap), colors, ncolors); + for (i = 0; i < ncolors; i++) { + pCmap->red[i].co.local.red = colors[i].red; + pCmap->red[i].co.local.green = colors[i].green; + pCmap->red[i].co.local.blue = colors[i].blue; + } + free(colors); + break; + + case TrueColor: /* read only */ + colors = (XColor *)malloc(ncolors * sizeof(XColor)); + red = green = blue = 0L; + redInc = lowbit(pVisual->redMask); + greenInc = lowbit(pVisual->greenMask); + blueInc = lowbit(pVisual->blueMask); + for (i = 0; i < ncolors; i++) { + colors[i].pixel = red | green | blue; + red += redInc; + if (red > pVisual->redMask) red = 0L; + green += greenInc; + if (green > pVisual->greenMask) green = 0L; + blue += blueInc; + if (blue > pVisual->blueMask) blue = 0L; + } + XQueryColors(xnestDisplay, xnestColormap(pCmap), colors, ncolors); + for (i = 0; i < ncolors; i++) { + pCmap->red[i].co.local.red = colors[i].red; + pCmap->green[i].co.local.green = colors[i].green; + pCmap->blue[i].co.local.blue = colors[i].blue; + } + free(colors); + break; + + case GrayScale: /* read and write */ + break; + + case PseudoColor: /* read and write */ + break; + + case DirectColor: /* read and write */ + break; + } + + return True; +} + +void +xnestDestroyColormap(ColormapPtr pCmap) +{ + XFreeColormap(xnestDisplay, xnestColormap(pCmap)); + free(pCmap->devPriv); +} + +#define SEARCH_PREDICATE \ + (xnestWindow(pWin) != None && wColormap(pWin) == icws->cmapIDs[i]) + +static int +xnestCountInstalledColormapWindows(WindowPtr pWin, pointer ptr) +{ + xnestInstalledColormapWindows *icws = (xnestInstalledColormapWindows *)ptr; + int i; + + for (i = 0; i < icws->numCmapIDs; i++) + if (SEARCH_PREDICATE) { + icws->numWindows++; + return WT_DONTWALKCHILDREN; + } + + return WT_WALKCHILDREN; +} + +static int +xnestGetInstalledColormapWindows(WindowPtr pWin, pointer ptr) +{ + xnestInstalledColormapWindows *icws = (xnestInstalledColormapWindows *)ptr; + int i; + + for (i = 0; i < icws->numCmapIDs; i++) + if (SEARCH_PREDICATE) { + icws->windows[icws->index++] = xnestWindow(pWin); + return WT_DONTWALKCHILDREN; + } + + return WT_WALKCHILDREN; +} + +static Window *xnestOldInstalledColormapWindows = NULL; +static int xnestNumOldInstalledColormapWindows = 0; + +static Bool +xnestSameInstalledColormapWindows(Window *windows, int numWindows) +{ + if (xnestNumOldInstalledColormapWindows != numWindows) + return False; + + if (xnestOldInstalledColormapWindows == windows) + return True; + + if (xnestOldInstalledColormapWindows == NULL || windows == NULL) + return False; + + if (memcmp(xnestOldInstalledColormapWindows, windows, + numWindows * sizeof(Window))) + return False; + + return True; +} + +void +xnestSetInstalledColormapWindows(ScreenPtr pScreen) +{ + xnestInstalledColormapWindows icws; + int numWindows; + + icws.cmapIDs = (Colormap *)malloc(pScreen->maxInstalledCmaps * + sizeof(Colormap)); + icws.numCmapIDs = xnestListInstalledColormaps(pScreen, icws.cmapIDs); + icws.numWindows = 0; + WalkTree(pScreen, xnestCountInstalledColormapWindows, (pointer)&icws); + if (icws.numWindows) { + icws.windows = (Window *)malloc((icws.numWindows + 1) * sizeof(Window)); + icws.index = 0; + WalkTree(pScreen, xnestGetInstalledColormapWindows, (pointer)&icws); + icws.windows[icws.numWindows] = xnestDefaultWindows[pScreen->myNum]; + numWindows = icws.numWindows + 1; + } + else { + icws.windows = NULL; + numWindows = 0; + } + + free(icws.cmapIDs); + + if (!xnestSameInstalledColormapWindows(icws.windows, icws.numWindows)) { + if (xnestOldInstalledColormapWindows) + free(xnestOldInstalledColormapWindows); + +#ifdef _XSERVER64 + { + int i; + Window64 *windows = (Window64 *)malloc(numWindows * sizeof(Window64)); + + for(i = 0; i < numWindows; ++i) + windows[i] = icws.windows[i]; + XSetWMColormapWindows(xnestDisplay, xnestDefaultWindows[pScreen->myNum], + windows, numWindows); + free(windows); + } +#else + XSetWMColormapWindows(xnestDisplay, xnestDefaultWindows[pScreen->myNum], + icws.windows, numWindows); +#endif + + xnestOldInstalledColormapWindows = icws.windows; + xnestNumOldInstalledColormapWindows = icws.numWindows; + +#ifdef DUMB_WINDOW_MANAGERS + /* + This code is for dumb window managers. + This will only work with default local visual colormaps. + */ + if (icws.numWindows) + { + WindowPtr pWin; + Visual *visual; + ColormapPtr pCmap; + + pWin = xnestWindowPtr(icws.windows[0]); + visual = xnestVisualFromID(pScreen, wVisual(pWin)); + + if (visual == xnestDefaultVisual(pScreen)) + dixLookupResourceByType((pointer *)&pCmap, wColormap(pWin), + RT_COLORMAP, serverClient, DixUseAccess); + else + dixLookupResourceByType((pointer *)&pCmap, pScreen->defColormap, + RT_COLORMAP, serverClient, DixUseAccess); + + XSetWindowColormap(xnestDisplay, + xnestDefaultWindows[pScreen->myNum], + xnestColormap(pCmap)); + } +#endif /* DUMB_WINDOW_MANAGERS */ + } + else + if (icws.windows) free(icws.windows); +} + +void +xnestSetScreenSaverColormapWindow(ScreenPtr pScreen) +{ + if (xnestOldInstalledColormapWindows) + free(xnestOldInstalledColormapWindows); + +#ifdef _XSERVER64 + { + Window64 window; + + window = xnestScreenSaverWindows[pScreen->myNum]; + XSetWMColormapWindows(xnestDisplay, xnestDefaultWindows[pScreen->myNum], + &window, 1); + xnestScreenSaverWindows[pScreen->myNum] = window; + } +#else + XSetWMColormapWindows(xnestDisplay, xnestDefaultWindows[pScreen->myNum], + &xnestScreenSaverWindows[pScreen->myNum], 1); +#endif /* _XSERVER64 */ + + xnestOldInstalledColormapWindows = NULL; + xnestNumOldInstalledColormapWindows = 0; + + xnestDirectUninstallColormaps(pScreen); +} + +void +xnestDirectInstallColormaps(ScreenPtr pScreen) +{ + int i, n; + Colormap pCmapIDs[MAXCMAPS]; + + if (!xnestDoDirectColormaps) return; + + n = (*pScreen->ListInstalledColormaps)(pScreen, pCmapIDs); + + for (i = 0; i < n; i++) { + ColormapPtr pCmap; + + dixLookupResourceByType((pointer *)&pCmap, pCmapIDs[i], RT_COLORMAP, + serverClient, DixInstallAccess); + if (pCmap) + XInstallColormap(xnestDisplay, xnestColormap(pCmap)); + } +} + +void +xnestDirectUninstallColormaps(ScreenPtr pScreen) +{ + int i, n; + Colormap pCmapIDs[MAXCMAPS]; + + if (!xnestDoDirectColormaps) return; + + n = (*pScreen->ListInstalledColormaps)(pScreen, pCmapIDs); + + for (i = 0; i < n; i++) { + ColormapPtr pCmap; + + dixLookupResourceByType((pointer *)&pCmap, pCmapIDs[i], RT_COLORMAP, + serverClient, DixUninstallAccess); + if (pCmap) + XUninstallColormap(xnestDisplay, xnestColormap(pCmap)); + } +} + +void +xnestInstallColormap(ColormapPtr pCmap) +{ + ColormapPtr pOldCmap = GetInstalledColormap(pCmap->pScreen); + + if(pCmap != pOldCmap) + { + xnestDirectUninstallColormaps(pCmap->pScreen); + + /* Uninstall pInstalledMap. Notify all interested parties. */ + if(pOldCmap != (ColormapPtr)None) + WalkTree(pCmap->pScreen, TellLostMap, (pointer)&pOldCmap->mid); + + SetInstalledColormap(pCmap->pScreen, pCmap); + WalkTree(pCmap->pScreen, TellGainedMap, (pointer)&pCmap->mid); + + xnestSetInstalledColormapWindows(pCmap->pScreen); + xnestDirectInstallColormaps(pCmap->pScreen); + } +} + +void +xnestUninstallColormap(ColormapPtr pCmap) +{ + ColormapPtr pCurCmap = GetInstalledColormap(pCmap->pScreen); + + if(pCmap == pCurCmap) + { + if (pCmap->mid != pCmap->pScreen->defColormap) + { + dixLookupResourceByType((pointer *)&pCurCmap, + pCmap->pScreen->defColormap, + RT_COLORMAP, + serverClient, DixInstallAccess); + (*pCmap->pScreen->InstallColormap)(pCurCmap); + } + } +} + +static Bool xnestInstalledDefaultColormap = False; + +int +xnestListInstalledColormaps(ScreenPtr pScreen, Colormap *pCmapIDs) +{ + if (xnestInstalledDefaultColormap) { + *pCmapIDs = GetInstalledColormap(pScreen)->mid; + return 1; + } + else + return 0; +} + +void +xnestStoreColors(ColormapPtr pCmap, int nColors, xColorItem *pColors) +{ + if (pCmap->pVisual->class & DynamicClass) +#ifdef _XSERVER64 + { + int i; + XColor *pColors64 = (XColor *)malloc(nColors * sizeof(XColor) ); + + for(i = 0; i < nColors; ++i) + { + pColors64[i].pixel = pColors[i].pixel; + pColors64[i].red = pColors[i].red; + pColors64[i].green = pColors[i].green; + pColors64[i].blue = pColors[i].blue; + pColors64[i].flags = pColors[i].flags; + } + XStoreColors(xnestDisplay, xnestColormap(pCmap), pColors64, nColors); + free(pColors64); + } +#else + XStoreColors(xnestDisplay, xnestColormap(pCmap), + (XColor *)pColors, nColors); +#endif +} + +void +xnestResolveColor(unsigned short *pRed, unsigned short *pGreen, + unsigned short *pBlue, VisualPtr pVisual) +{ + int shift; + unsigned int lim; + + shift = 16 - pVisual->bitsPerRGBValue; + lim = (1 << pVisual->bitsPerRGBValue) - 1; + + if ((pVisual->class == PseudoColor) || (pVisual->class == DirectColor)) + { + /* rescale to rgb bits */ + *pRed = ((*pRed >> shift) * 65535) / lim; + *pGreen = ((*pGreen >> shift) * 65535) / lim; + *pBlue = ((*pBlue >> shift) * 65535) / lim; + } + else if (pVisual->class == GrayScale) + { + /* rescale to gray then rgb bits */ + *pRed = (30L * *pRed + 59L * *pGreen + 11L * *pBlue) / 100; + *pBlue = *pGreen = *pRed = ((*pRed >> shift) * 65535) / lim; + } + else if (pVisual->class == StaticGray) + { + unsigned int limg; + + limg = pVisual->ColormapEntries - 1; + /* rescale to gray then [0..limg] then [0..65535] then rgb bits */ + *pRed = (30L * *pRed + 59L * *pGreen + 11L * *pBlue) / 100; + *pRed = ((((*pRed * (limg + 1))) >> 16) * 65535) / limg; + *pBlue = *pGreen = *pRed = ((*pRed >> shift) * 65535) / lim; + } + else + { + unsigned limr, limg, limb; + + limr = pVisual->redMask >> pVisual->offsetRed; + limg = pVisual->greenMask >> pVisual->offsetGreen; + limb = pVisual->blueMask >> pVisual->offsetBlue; + /* rescale to [0..limN] then [0..65535] then rgb bits */ + *pRed = ((((((*pRed * (limr + 1)) >> 16) * + 65535) / limr) >> shift) * 65535) / lim; + *pGreen = ((((((*pGreen * (limg + 1)) >> 16) * + 65535) / limg) >> shift) * 65535) / lim; + *pBlue = ((((((*pBlue * (limb + 1)) >> 16) * + 65535) / limb) >> shift) * 65535) / lim; + } +} + +Bool +xnestCreateDefaultColormap(ScreenPtr pScreen) +{ + VisualPtr pVisual; + ColormapPtr pCmap; + unsigned short zero = 0, ones = 0xFFFF; + Pixel wp, bp; + + for (pVisual = pScreen->visuals; + pVisual->vid != pScreen->rootVisual; + pVisual++); + + if (CreateColormap(pScreen->defColormap, pScreen, pVisual, &pCmap, + (pVisual->class & DynamicClass) ? AllocNone : AllocAll, 0) + != Success) + return False; + + wp = pScreen->whitePixel; + bp = pScreen->blackPixel; + if ((AllocColor(pCmap, &ones, &ones, &ones, &wp, 0) != + Success) || + (AllocColor(pCmap, &zero, &zero, &zero, &bp, 0) != + Success)) + return FALSE; + pScreen->whitePixel = wp; + pScreen->blackPixel = bp; + (*pScreen->InstallColormap)(pCmap); + + xnestInstalledDefaultColormap = True; + + return True; +} -- cgit v1.2.3