xenocara/app/xstdcmap/xstdcmap.c
2013-03-09 15:20:56 +00:00

380 lines
11 KiB
C

/*
* $Xorg: xstdcmap.c,v 1.5 2001/02/09 02:06:01 xorgcvs Exp $
*
*
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
*/
/* $XFree86: xc/programs/xstdcmap/xstdcmap.c,v 1.8tsi Exp $ */
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <X11/Xos.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xresource.h>
#include <X11/Xatom.h>
#include <X11/Xmu/StdCmap.h>
#define REPLACE 1
#define DO_NOT_REPLACE 0
#define RETAIN 1
#define DO_NOT_RETAIN 0
static char *display_name = NULL;
static char *program_name = NULL;
static Bool all = 0;
static Bool help = 0;
static Bool verbose = 0;
static Bool version = 0;
static Display *dpy = NULL;
typedef struct
{
Bool create;
Bool delete;
Atom property;
const char *name;
const char *nickname;
} colormap_property;
static colormap_property propertyTable[]=
{
{0, 0, XA_RGB_DEFAULT_MAP, "RGB_DEFAULT_MAP", "default"},
{0, 0, XA_RGB_BEST_MAP, "RGB_BEST_MAP", "best"},
{0, 0, XA_RGB_GRAY_MAP, "RGB_GRAY_MAP", "gray"},
{0, 0, XA_RGB_RED_MAP, "RGB_RED_MAP", "red"},
{0, 0, XA_RGB_GREEN_MAP, "RGB_GREEN_MAP", "green"},
{0, 0, XA_RGB_BLUE_MAP, "RGB_BLUE_MAP", "blue"},
};
#define NPROPERTIES (sizeof propertyTable / sizeof propertyTable[0])
#define DEFAULT 0
#define BEST 1
#define GRAY 2
#define RED 3
#define GREEN 4
#define BLUE 5
static const char *usage_message =
" -all make all standard colormaps for the display\n"
" -best make the RGB_BEST_MAP\n"
" -blue make the RGB_BLUE_MAP\n"
" -default make the RGB_DEFAULT_MAP\n"
" -delete name remove a standard colormap\n"
" -display dpy X server to use\n"
" -gray make the RGB_GRAY_MAP\n"
" -green make the RGB_GREEN_MAP\n"
" -red make the RGB_RED_MAP\n"
" -verbose turn on logging\n"
" -version print version info\n";
static XrmOptionDescRec optionTable[]=
{
{"-all", ".all", XrmoptionNoArg, (caddr_t) "on"},
{"-best", ".best", XrmoptionNoArg, (caddr_t) "on"},
{"-blue", ".blue", XrmoptionNoArg, (caddr_t) "on"},
{"-default", ".default", XrmoptionNoArg, (caddr_t) "on"},
{"-delete", ".delete", XrmoptionSepArg, (caddr_t) NULL},
{"-display", ".display", XrmoptionSepArg, (caddr_t) NULL},
{"-gray", ".gray", XrmoptionNoArg, (caddr_t) "on"},
{"-green", ".green", XrmoptionNoArg, (caddr_t) "on"},
{"-help", ".help", XrmoptionNoArg, (caddr_t) "on"},
{"-red", ".red", XrmoptionNoArg, (caddr_t) "on"},
{"-verbose", ".verbose", XrmoptionNoArg, (caddr_t) "on"},
{"-version", ".version", XrmoptionNoArg, (caddr_t) "on"},
};
#define NOPTIONS (sizeof optionTable / sizeof optionTable[0])
static void usage(Status status);
static void
parse(int argc, char **argv)
{
XrmDatabase database = NULL;
char *type;
XrmValue value;
char option[512];
if (argc == 1)
usage(0);
XrmInitialize();
XrmParseCommand(&database, optionTable, NOPTIONS, program_name, &argc,
argv);
if (--argc)
usage(1);
snprintf(option, sizeof(option), "%s%s", program_name, ".all");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
all++;
snprintf(option, sizeof(option), "%s%s", program_name, ".best");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
propertyTable[BEST].create++;
snprintf(option, sizeof(option), "%s%s", program_name, ".blue");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
propertyTable[BLUE].create++;
snprintf(option, sizeof(option), "%s%s", program_name, ".default");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
propertyTable[DEFAULT].create++;
snprintf(option, sizeof(option), "%s%s", program_name, ".delete");
if (XrmGetResource(database, option, (char *) NULL, &type, &value)) {
register int i;
for (i=0; i < NPROPERTIES; i++) {
if (strcmp((char *) value.addr, propertyTable[i].nickname) == 0) {
propertyTable[i].delete++;
break;
}
if (strcmp((char *) value.addr, "all") == 0)
propertyTable[i].delete++;
}
}
snprintf(option, sizeof(option), "%s%s", program_name, ".display");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
display_name = value.addr;
snprintf(option, sizeof(option), "%s%s", program_name, ".gray");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
propertyTable[GRAY].create++;
snprintf(option, sizeof(option), "%s%s", program_name, ".green");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
propertyTable[GREEN].create++;
snprintf(option, sizeof(option), "%s%s", program_name, ".help");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
help++;
snprintf(option, sizeof(option), "%s%s", program_name, ".red");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
propertyTable[RED].create++;
snprintf(option, sizeof(option), "%s%s", program_name, ".verbose");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
verbose++;
snprintf(option, sizeof(option), "%s%s", program_name, ".version");
if (XrmGetResource(database, option, (char *) NULL, &type, &value))
version++;
}
static void _X_NORETURN
Exit(Status status)
{
if (dpy)
XCloseDisplay(dpy);
exit(status);
}
static void _X_NORETURN
usage(Status status)
{
(void) fprintf(stderr, "usage: %s [-options]\n\n", program_name);
(void) fprintf(stderr, "where options include:\n%s\n", usage_message);
Exit(status);
}
/* Determine the visual of greatest depth in a given visual class.
* If no such visual exists, return NULL.
*/
static XVisualInfo *
getDeepestVisual(int visual_class, /* specifies the desired visual class */
XVisualInfo *vinfo, /* specifies all visuals for a screen */
int nvisuals) /* specifies number of visuals in the list */
{
register int i;
unsigned int maxdepth = 0;
XVisualInfo *v = NULL;
for (i=0; i < nvisuals; i++, vinfo++)
if (vinfo->class == visual_class && vinfo->depth > maxdepth)
{
maxdepth = vinfo->depth;
v = vinfo;
}
return(v);
}
/* Determine the ``best'' visual of the screen for a standard colormap
* property. Return NULL if no visual is appropriate.
*/
static XVisualInfo *
getBestVisual(Atom property, /* specifies the standard colormap */
XVisualInfo *vinfo, /* specifies all visuals of the screen */
int nvisuals) /* specifies number of visuals of screen */
{
XVisualInfo *v1 = NULL, *v2 = NULL;
if (vinfo == NULL) /* unexpected: a screen with no visuals */
return v1;
v1 = getDeepestVisual(DirectColor, vinfo, nvisuals);
v2 = getDeepestVisual(PseudoColor, vinfo, nvisuals);
if (v2 && (!v1 || (v2->colormap_size >=
((v1->red_mask | v1->green_mask | v1->blue_mask) + 1))))
return v2;
else if (v1)
return v1;
if (property == XA_RGB_BEST_MAP)
if (((v1 = getDeepestVisual(TrueColor, vinfo, nvisuals)) != NULL) ||
((v1 = getDeepestVisual(StaticColor, vinfo, nvisuals)) != NULL))
return v1;
if (property == XA_RGB_GRAY_MAP)
if (((v1 = getDeepestVisual(GrayScale, vinfo, nvisuals)) != NULL) ||
((v1 = getDeepestVisual(StaticGray, vinfo, nvisuals)) != NULL))
return v1;
if (property == XA_RGB_DEFAULT_MAP)
for (v1 = vinfo; v1->visual != DefaultVisual(dpy, v1->screen); v1++)
;
return v1;
}
static const char *
visualStringFromClass(int class)
{
switch (class) {
case PseudoColor: return "PseudoColor";
case DirectColor: return "DirectColor";
case GrayScale: return "GrayScale";
case StaticColor: return "StaticColor";
case TrueColor: return "TrueColor";
case StaticGray: return "StaticGray";
}
return "unknown visual class";
}
static int
doIndividualColormaps(void)
{
int i, screen, nvisuals;
Status status = -1;
XVisualInfo *vinfo = NULL, *v = NULL, template;
screen = DefaultScreen(dpy);
template.screen = screen;
vinfo = XGetVisualInfo(dpy, VisualScreenMask, &template, &nvisuals);
/* check for individual standard colormap requests */
for (i=0; i < NPROPERTIES; i++) {
if (propertyTable[i].delete) {
XmuDeleteStandardColormap(dpy, screen, propertyTable[i].property);
if (verbose)
fprintf(stderr, "%s: %s was deleted or did not exist.\n",
program_name, propertyTable[i].name);
}
if (! propertyTable[i].create)
continue;
/* which visual is best for this property? */
v = getBestVisual(propertyTable[i].property, vinfo, nvisuals);
if (v == NULL) {
if (verbose)
(void) fprintf(stderr,
"%s: no visual appropriate for %s on screen %d.\n",
program_name, propertyTable[i].name, screen);
continue;
}
if (verbose)
(void) fprintf(stderr,
"%s: making %s on a %s visual of depth %u.\n",
program_name, propertyTable[i].name,
visualStringFromClass(v->class), v->depth);
status = XmuLookupStandardColormap(dpy, screen, v->visualid,
v->depth,
propertyTable[i].property,
DO_NOT_REPLACE, RETAIN);
if (verbose)
(void) fprintf(stderr,
"%s: %s standard colormap %s.\n", program_name,
propertyTable[i].name, (status)
? "was created or already exists"
: "cannot be defined");
if (!status)
break;
}
XFree((char *) vinfo);
return status;
}
/* Bare bones standard colormap generation utility */
int
main(int argc, char *argv[])
{
Status status = 0;
if ((program_name = strrchr(*argv, '/')))
program_name++;
else
program_name = *argv;
parse(argc, argv);
if (help) {
usage(0);
}
if (version) {
printf("%s\n", PACKAGE_STRING);
exit(0);
}
if ((dpy = XOpenDisplay(display_name)) == NULL) {
(void) fprintf(stderr, "%s: cannot open display \"%s\".\n",
program_name, XDisplayName(display_name));
exit(1);
}
if (all) {
if (verbose)
(void) fprintf(stderr,
"%s: making all appropriate standard colormaps...",
program_name);
status = XmuAllStandardColormaps(dpy);
if (verbose)
(void) fprintf(stderr,
"\n%s!\n", (status) ? "success" : "failure");
}
else {
status = doIndividualColormaps();
if (!status && verbose)
(void) fprintf(stderr,
"Not all new colormap definitions will be retained.\n");
}
Exit((status == 0) ? 1 : 0);
}