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      1 /*      $NetBSD: ms.c,v 1.1 2010/01/11 02:18:45 pooka Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2010 Antti Kantee.  All Rights Reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     16  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     18  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  */
     27 
     28 /*
     29  * Experimental proof-of-concept program:
     30  *
     31  * Read mouse events and draw silly cursor on screen.
     32  */
     33 
     34 #include <sys/types.h>
     35 #include <sys/time.h>
     36 
     37 #include <dev/wscons/wsconsio.h>
     38 
     39 #include <rump/rump.h>
     40 #include <rump/rump_syscalls.h>
     41 
     42 #include <curses.h>
     43 #include <err.h>
     44 #include <paths.h>
     45 #include <string.h>
     46 #include <stdio.h>
     47 #include <stdlib.h>
     48 
     49 int
     50 main(int argc, char *argv[])
     51 {
     52 	struct wscons_event *wev;
     53 	char buf[128];
     54 	int fd, x = 0, y = 0;
     55 
     56 	rump_boot_sethowto(RUMP_AB_VERBOSE);
     57 	rump_init();
     58 
     59 	fd = rump_sys_open("/dev/wsmouse", 0);
     60 	if (fd == -1)
     61 		err(1, "open");
     62 
     63 	initscr();
     64 
     65 	while (rump_sys_read(fd, buf, sizeof(buf)) > 0) {
     66 		/* XXX: timespec in 5.0 vs. -current */
     67 		wev = (void *)buf;
     68 
     69 		switch (wev->type) {
     70 		case WSCONS_EVENT_MOUSE_DELTA_X:
     71 			if (wev->value > 1)
     72 				x++;
     73 			else if (wev->value < 1)
     74 				x--;
     75 			if (x < 0)
     76 				x = 0;
     77 			break;
     78 		case WSCONS_EVENT_MOUSE_DELTA_Y:
     79 			if (wev->value > 1)
     80 				y--;
     81 			else if (wev->value < 1)
     82 				y++;
     83 			if (y < 0)
     84 				y = 0;
     85 			break;
     86 		case WSCONS_EVENT_MOUSE_DOWN:
     87 			mvprintw(0, 0, "button %d pressed", wev->value);
     88 			break;
     89 		case WSCONS_EVENT_MOUSE_UP:
     90 			clear();
     91 			break;
     92 		default:
     93 			break;
     94 		}
     95 		move(y, x);
     96 		refresh();
     97 	}
     98 }
     99