diff options
Diffstat (limited to 'nx-X11/programs/Xserver/hw/xnest/Color.c')
| -rw-r--r-- | nx-X11/programs/Xserver/hw/xnest/Color.c | 497 |
1 files changed, 0 insertions, 497 deletions
diff --git a/nx-X11/programs/Xserver/hw/xnest/Color.c b/nx-X11/programs/Xserver/hw/xnest/Color.c deleted file mode 100644 index 779633a96..000000000 --- a/nx-X11/programs/Xserver/hw/xnest/Color.c +++ /dev/null @@ -1,497 +0,0 @@ -/* $Xorg: Color.c,v 1.3 2000/08/17 19:53:27 cpqbld Exp $ */ -/* - -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. - -*/ -/* $XFree86$ */ - -#ifdef HAVE_XNEST_CONFIG_H -#include <xnest-config.h> -#endif - -#include <X11/X.h> -#include <X11/Xproto.h> -#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 ColormapPtr InstalledMaps[MAXSCREENS]; - -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)) - pCmap = (ColormapPtr)LookupIDByType(wColormap(pWin), - RT_COLORMAP); - else - pCmap = (ColormapPtr)LookupIDByType(pScreen->defColormap, - RT_COLORMAP); - - 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; - - pCmap = (ColormapPtr)LookupIDByType(pCmapIDs[i], RT_COLORMAP); - 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; - - pCmap = (ColormapPtr)LookupIDByType(pCmapIDs[i], RT_COLORMAP); - if (pCmap) - XUninstallColormap(xnestDisplay, xnestColormap(pCmap)); - } -} - -void -xnestInstallColormap(ColormapPtr pCmap) -{ - int index; - ColormapPtr pOldCmap; - - index = pCmap->pScreen->myNum; - pOldCmap = InstalledMaps[index]; - - if(pCmap != pOldCmap) - { - xnestDirectUninstallColormaps(pCmap->pScreen); - - /* Uninstall pInstalledMap. Notify all interested parties. */ - if(pOldCmap != (ColormapPtr)None) - WalkTree(pCmap->pScreen, TellLostMap, (pointer)&pOldCmap->mid); - - InstalledMaps[index] = pCmap; - WalkTree(pCmap->pScreen, TellGainedMap, (pointer)&pCmap->mid); - - xnestSetInstalledColormapWindows(pCmap->pScreen); - xnestDirectInstallColormaps(pCmap->pScreen); - } -} - -void -xnestUninstallColormap(ColormapPtr pCmap) -{ - int index; - ColormapPtr pCurCmap; - - index = pCmap->pScreen->myNum; - pCurCmap = InstalledMaps[index]; - - if(pCmap == pCurCmap) - { - if (pCmap->mid != pCmap->pScreen->defColormap) - { - pCurCmap = (ColormapPtr)LookupIDByType(pCmap->pScreen->defColormap, - RT_COLORMAP); - (*pCmap->pScreen->InstallColormap)(pCurCmap); - } - } -} - -static Bool xnestInstalledDefaultColormap = False; - -int -xnestListInstalledColormaps(ScreenPtr pScreen, Colormap *pCmapIDs) -{ - if (xnestInstalledDefaultColormap) { - *pCmapIDs = InstalledMaps[pScreen->myNum]->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; -} |