a small clock for X11 that displays time as pixels
allow highlighted hours to be specified on the command line, overriding the default 9am/noon/5pm
originally from marius aamodt eriksen <marius@monkey.org> with some
tweaks from me
update usage() to reflect the new syntax
+53
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+53
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pixelclock.c
+53
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pixelclock.c
···
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/* vim:ts=8
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* $Id: pixelclock.c,v 1.4 2005/06/29 03:19:42 jcs Exp $
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* $Id: pixelclock.c,v 1.5 2005/07/07 18:07:03 jcs Exp $
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*
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* pixelclock
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* a different way of looking at time
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/* so our window manager knows us */
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char* win_name = "pixelclock";
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/* hours to highlight (start work, lunch, etc.) */
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int hihours[] = { 9, 12, 17 };
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/* default hours to highlight (9am, noon, 5pm) */
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const float defhours[3] = { 9.0, 12.0, 17.0 };
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struct xinfo {
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Display* dpy;
···
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main(int argc, char* argv[])
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{
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char *display = NULL, *p;
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int c, hi, y, z;
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int c, i, y;
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int hourtick, lastpos = -1, newpos = 0;
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struct timeval tv[2];
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time_t now;
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struct tm *t;
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float *hihours;
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int nhihours;
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XEvent event;
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bzero(&x, sizeof(struct xinfo));
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x.width = DEFWIDTH;
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while ((c = getopt_long_only(argc, argv, "", longopts, NULL)) != -1) {
···
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}
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}
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argc -= optind;
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argv += optind;
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if (argc == 0) {
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/* use default times */
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nhihours = sizeof(defhours) / sizeof(defhours[0]);
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if ((hihours = alloca(sizeof(defhours))) == NULL)
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err(1, NULL);
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for (i = 0; i < nhihours; i++)
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hihours[i] = defhours[i];
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} else {
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/* get times from args */
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nhihours = argc;
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if ((hihours = alloca(nhihours * sizeof(float))) == NULL)
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err(1, NULL);
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for (i = 0; i < argc; ++i) {
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int h, m;
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char *p = argv[i];
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/* parse times like 14:12 */
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h = atoi(p);
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if ((p = strchr(p, ':')) == NULL)
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errx(1, "Invalid time %s", argv[i]);
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m = atoi(p + 1);
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if (h > 23 || h < 0 || m > 59 || m < 0)
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errx(1, "Invalid time %s", argv[i]);
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hihours[i] = h + (m / 60.0);
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}
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}
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init_x(display);
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signal(SIGINT, handler);
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if ((newpos != lastpos) || (event.type == Expose)) {
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XClearWindow(x.dpy, x.win);
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/* draw the current time */
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XSetForeground(x.dpy, x.gc, getcolor("yellow"));
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XFillRectangle(x.dpy, x.win, x.gc,
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0, newpos,
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x.width, 6);
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/* draw the hour marks */
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/* draw the hour ticks */
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XSetForeground(x.dpy, x.gc, getcolor("blue"));
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for (y = 1; y <= 23; y++) {
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hi = 0;
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for (z = 0; z < sizeof(&hihours); z++)
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if (y == hihours[z]) {
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hi = 1;
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break;
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}
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if (hi)
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XSetForeground(x.dpy, x.gc,
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getcolor("green"));
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else
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XSetForeground(x.dpy, x.gc,
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getcolor("blue"));
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XFillRectangle(x.dpy, x.win, x.gc,
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0, (y * hourtick),
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x.width, 2);
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}
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/* highlight requested times */
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XSetForeground(x.dpy, x.gc, getcolor("green"));
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for (i = 0; i < nhihours; i++) {
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XFillRectangle(x.dpy, x.win, x.gc,
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0, (y * hourtick),
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0, (hihours[i] * hourtick),
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x.width, 2);
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}
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···
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usage(void)
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{
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fprintf(stderr, "usage: %s %s\n", __progname,
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"[-display host:dpy] [-width]");
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"[-display host:dpy] [-width <pixels>] [time ...]");
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exit(1);
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}