/*
 * (C)opyright MMIV-MMV Anselm R. Garbe <garbeam at gmail dot com>
 * See LICENSE file for license details.
 */

#include <stdlib.h>
#include <stdio.h>
#include <string.h>

#include <X11/Xutil.h>
#include <X11/Xatom.h>

static char *version[] = {
	"wmiwarp - window manager improved warp - " VERSION "\n"
		" (C)opyright MMIV-MMV Anselm R. Garbe\n", 0
};

static void usage()
{
	fprintf(stderr,
			"usage: wmiwarp [-v] <x>,<y>\n" "      -v     version info\n");
	exit(1);
}

int main(int argc, char **argv)
{
	Display *dpy;
	int x, y;

	/* command line args */
	if (argc != 2)
		usage();
	if (!strncmp(argv[1], "-v", 2)) {
		fprintf(stdout, "%s", version[0]);
		exit(0);
	}
	dpy = XOpenDisplay(0);
	if (!dpy) {
		fprintf(stderr, "%s", "wmiwarp: cannot open display\n");
		exit(1);
	}
	if (!strncmp(argv[1], "center", 7)) {
		x = DisplayWidth(dpy, DefaultScreen(dpy)) / 2;
		y = DisplayHeight(dpy, DefaultScreen(dpy)) / 2;
	} else if (sscanf(argv[1], "%d,%d", &x, &y) != 2) {
		XCloseDisplay(dpy);
		usage();
	}
	XWarpPointer(dpy, None, RootWindow(dpy, DefaultScreen(dpy)),
				 0, 0, 0, 0, x, y);
	XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
	XCloseDisplay(dpy);
	return 0;
}