diff options
Diffstat (limited to 'libXmu/src/VisCmap.c')
-rw-r--r-- | libXmu/src/VisCmap.c | 360 |
1 files changed, 180 insertions, 180 deletions
diff --git a/libXmu/src/VisCmap.c b/libXmu/src/VisCmap.c index b982ab2aa..0a35713ba 100644 --- a/libXmu/src/VisCmap.c +++ b/libXmu/src/VisCmap.c @@ -1,180 +1,180 @@ -/*
-
-Copyright 1989, 1998 The Open Group
-
-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.
-
-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
-OPEN GROUP 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 Open Group 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 Open Group.
-
-*/
-
-/*
- * Author: Donna Converse, MIT X Consortium
- */
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <stdio.h>
-#include <math.h>
-#include <X11/Xlib.h>
-#include <X11/Xatom.h>
-#include <X11/Xutil.h>
-#include <X11/Xmu/StdCmap.h>
-
-/*
- * To create all of the appropriate standard colormaps for a given visual on
- * a given screen, use XmuVisualStandardColormaps.
- *
- * Define all appropriate standard colormap properties for the given visual.
- * If replace is true, any previous definition will be removed.
- * If retain is true, new properties will be retained for the duration of
- * the server session. Return 0 on failure, non-zero on success.
- * On failure, no new properties will be defined, and, old ones may have
- * been removed if replace was True.
- *
- * Not all standard colormaps are meaningful to all visual classes. This
- * routine will check and define the following properties for the following
- * classes, provided that the size of the colormap is not too small.
- *
- * DirectColor and PseudoColor
- * RGB_DEFAULT_MAP
- * RGB_BEST_MAP
- * RGB_RED_MAP
- * RGB_GREEN_MAP
- * RGB_BLUE_MAP
- * RGB_GRAY_MAP
- *
- * TrueColor and StaticColor
- * RGB_BEST_MAP
- *
- * GrayScale and StaticGray
- * RGB_GRAY_MAP
- */
-
-Status
-XmuVisualStandardColormaps(Display *dpy, int screen, VisualID visualid,
- unsigned int depth, Bool replace, Bool retain)
- /*
- * dpy - specifies server connection
- * screen - specifies screen number
- * visualid - specifies the visual
- * depth - specifies the visual
- * replace specifies - whether to replace
- * retain - specifies whether to retain
- */
-{
- Status status;
- int n;
- long vinfo_mask;
- XVisualInfo vinfo_template, *vinfo;
-
- status = 0;
- vinfo_template.screen = screen;
- vinfo_template.visualid = visualid;
- vinfo_template.depth = depth;
- vinfo_mask = VisualScreenMask | VisualIDMask | VisualDepthMask;
- if ((vinfo = XGetVisualInfo(dpy, vinfo_mask, &vinfo_template, &n)) == NULL)
- return 0;
-
- if (vinfo->colormap_size <= 2) {
- /* Monochrome visuals have no standard maps; considered successful */
- XFree((char *) vinfo);
- return 1;
- }
-
- switch (vinfo->class)
- {
- case PseudoColor:
- case DirectColor:
- status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
- XA_RGB_DEFAULT_MAP, replace,retain);
- if (!status) break;
-
- status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
- XA_RGB_GRAY_MAP, replace, retain);
- if (!status) {
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
- break;
- }
-
- status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
- XA_RGB_RED_MAP, replace, retain);
- if (!status) {
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP);
- break;
- }
-
- status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
- XA_RGB_GREEN_MAP, replace, retain);
- if (!status) {
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP);
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_RED_MAP);
- break;
- }
-
- status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
- XA_RGB_BLUE_MAP, replace, retain);
- if (!status) {
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP);
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_RED_MAP);
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_GREEN_MAP);
- break;
- }
- /* fall through */
-
- case StaticColor:
- case TrueColor:
-
- status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
- XA_RGB_BEST_MAP, replace, retain);
- if (!status && (vinfo->class == PseudoColor ||
- vinfo->class == DirectColor)) {
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP);
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_RED_MAP);
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_GREEN_MAP);
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_BLUE_MAP);
- }
- break;
- /* the end for PseudoColor, DirectColor, StaticColor, and TrueColor */
-
- case GrayScale:
- status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
- XA_RGB_DEFAULT_MAP, replace,
- retain);
- if (! status) break;
- /*FALLTHROUGH*/
-
- case StaticGray:
-
- status = XmuLookupStandardColormap(dpy, screen, visualid, depth,
- XA_RGB_GRAY_MAP, replace, retain);
- if (! status && vinfo->class == GrayScale) {
- XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP);
- break;
- }
- }
-
- XFree((char *) vinfo);
- return status;
-}
+/* + +Copyright 1989, 1998 The Open Group + +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. + +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 +OPEN GROUP 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 Open Group 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 Open Group. + +*/ + +/* + * Author: Donna Converse, MIT X Consortium + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <stdio.h> +#include <math.h> +#include <X11/Xlib.h> +#include <X11/Xatom.h> +#include <X11/Xutil.h> +#include <X11/Xmu/StdCmap.h> + +/* + * To create all of the appropriate standard colormaps for a given visual on + * a given screen, use XmuVisualStandardColormaps. + * + * Define all appropriate standard colormap properties for the given visual. + * If replace is true, any previous definition will be removed. + * If retain is true, new properties will be retained for the duration of + * the server session. Return 0 on failure, non-zero on success. + * On failure, no new properties will be defined, and, old ones may have + * been removed if replace was True. + * + * Not all standard colormaps are meaningful to all visual classes. This + * routine will check and define the following properties for the following + * classes, provided that the size of the colormap is not too small. + * + * DirectColor and PseudoColor + * RGB_DEFAULT_MAP + * RGB_BEST_MAP + * RGB_RED_MAP + * RGB_GREEN_MAP + * RGB_BLUE_MAP + * RGB_GRAY_MAP + * + * TrueColor and StaticColor + * RGB_BEST_MAP + * + * GrayScale and StaticGray + * RGB_GRAY_MAP + */ + +Status +XmuVisualStandardColormaps(Display *dpy, int screen, VisualID visualid, + unsigned int depth, Bool replace, Bool retain) + /* + * dpy - specifies server connection + * screen - specifies screen number + * visualid - specifies the visual + * depth - specifies the visual + * replace specifies - whether to replace + * retain - specifies whether to retain + */ +{ + Status status; + int n; + long vinfo_mask; + XVisualInfo vinfo_template, *vinfo; + + status = 0; + vinfo_template.screen = screen; + vinfo_template.visualid = visualid; + vinfo_template.depth = depth; + vinfo_mask = VisualScreenMask | VisualIDMask | VisualDepthMask; + if ((vinfo = XGetVisualInfo(dpy, vinfo_mask, &vinfo_template, &n)) == NULL) + return 0; + + if (vinfo->colormap_size <= 2) { + /* Monochrome visuals have no standard maps; considered successful */ + XFree((char *) vinfo); + return 1; + } + + switch (vinfo->class) + { + case PseudoColor: + case DirectColor: + status = XmuLookupStandardColormap(dpy, screen, visualid, depth, + XA_RGB_DEFAULT_MAP, replace,retain); + if (!status) break; + + status = XmuLookupStandardColormap(dpy, screen, visualid, depth, + XA_RGB_GRAY_MAP, replace, retain); + if (!status) { + XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP); + break; + } + + status = XmuLookupStandardColormap(dpy, screen, visualid, depth, + XA_RGB_RED_MAP, replace, retain); + if (!status) { + XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP); + XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP); + break; + } + + status = XmuLookupStandardColormap(dpy, screen, visualid, depth, + XA_RGB_GREEN_MAP, replace, retain); + if (!status) { + XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP); + XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP); + XmuDeleteStandardColormap(dpy, screen, XA_RGB_RED_MAP); + break; + } + + status = XmuLookupStandardColormap(dpy, screen, visualid, depth, + XA_RGB_BLUE_MAP, replace, retain); + if (!status) { + XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP); + XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP); + XmuDeleteStandardColormap(dpy, screen, XA_RGB_RED_MAP); + XmuDeleteStandardColormap(dpy, screen, XA_RGB_GREEN_MAP); + break; + } + /* fall through */ + + case StaticColor: + case TrueColor: + + status = XmuLookupStandardColormap(dpy, screen, visualid, depth, + XA_RGB_BEST_MAP, replace, retain); + if (!status && (vinfo->class == PseudoColor || + vinfo->class == DirectColor)) { + XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP); + XmuDeleteStandardColormap(dpy, screen, XA_RGB_GRAY_MAP); + XmuDeleteStandardColormap(dpy, screen, XA_RGB_RED_MAP); + XmuDeleteStandardColormap(dpy, screen, XA_RGB_GREEN_MAP); + XmuDeleteStandardColormap(dpy, screen, XA_RGB_BLUE_MAP); + } + break; + /* the end for PseudoColor, DirectColor, StaticColor, and TrueColor */ + + case GrayScale: + status = XmuLookupStandardColormap(dpy, screen, visualid, depth, + XA_RGB_DEFAULT_MAP, replace, + retain); + if (! status) break; + /*FALLTHROUGH*/ + + case StaticGray: + + status = XmuLookupStandardColormap(dpy, screen, visualid, depth, + XA_RGB_GRAY_MAP, replace, retain); + if (! status && vinfo->class == GrayScale) { + XmuDeleteStandardColormap(dpy, screen, XA_RGB_DEFAULT_MAP); + break; + } + } + + XFree((char *) vinfo); + return status; +} |