119 lines
3.9 KiB
C
119 lines
3.9 KiB
C
/* $Xorg: GetStCmap.c,v 1.4 2001/02/09 02:03:33 xorgcvs Exp $ */
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/***********************************************************
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Copyright 1987, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <X11/Xlibint.h>
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#include <X11/Xutil.h>
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#include "Xatomtype.h"
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#include <X11/Xatom.h>
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/*
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* WARNING
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*
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* This is a pre-ICCCM routine. It must not reference any of the new fields
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* in the XStandardColormap structure.
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*/
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Status XGetStandardColormap (
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Display *dpy,
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Window w,
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XStandardColormap *cmap,
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Atom property) /* XA_RGB_BEST_MAP, etc. */
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{
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Status stat; /* return value */
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XStandardColormap *stdcmaps; /* will get malloced value */
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int nstdcmaps; /* count of above */
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stat = XGetRGBColormaps (dpy, w, &stdcmaps, &nstdcmaps, property);
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if (stat) {
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XStandardColormap *use;
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if (nstdcmaps > 1) {
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VisualID vid;
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Screen *sp = _XScreenOfWindow (dpy, w);
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int i;
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if (!sp) {
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if (stdcmaps) Xfree ((char *) stdcmaps);
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return False;
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}
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vid = sp->root_visual->visualid;
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for (i = 0; i < nstdcmaps; i++) {
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if (stdcmaps[i].visualid == vid) break;
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}
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if (i == nstdcmaps) { /* not found */
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Xfree ((char *) stdcmaps);
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return False;
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}
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use = &stdcmaps[i];
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} else {
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use = stdcmaps;
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}
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/*
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* assign only those fields which were in the pre-ICCCM version
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*/
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cmap->colormap = use->colormap;
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cmap->red_max = use->red_max;
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cmap->red_mult = use->red_mult;
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cmap->green_max = use->green_max;
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cmap->green_mult = use->green_mult;
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cmap->blue_max = use->blue_max;
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cmap->blue_mult = use->blue_mult;
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cmap->base_pixel = use->base_pixel;
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Xfree ((char *) stdcmaps); /* don't need alloced memory */
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}
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return stat;
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}
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