initial import of 386bsd-0.1 sources

1 files changed, 418 insertions, 0 deletions

diff --git a/atc/graphics.c b/atc/graphics.c
new file mode 100644
index 00000000..1d7d39d8
--- /dev/null
+++ b/atc/graphics.c
@@ -0,0 +1,418 @@
+/*-
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Ed James.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/*
+ * Copyright (c) 1987 by Ed James, UC Berkeley.  All rights reserved.
+ *
+ * Copy permission is hereby granted provided that this notice is
+ * retained on all partial or complete copies.
+ *
+ * For more info on this and all of my stuff, mail edjames@berkeley.edu.
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)graphics.c	5.3 (Berkeley) 10/30/90";
+#endif /* not lint */
+
+#include "include.h"
+#ifdef SYSV
+#include <errno.h>
+#endif
+
+#define C_TOPBOTTOM		'-'
+#define C_LEFTRIGHT		'|'
+#define C_AIRPORT		'='
+#define C_LINE			'+'
+#define C_BACKROUND		'.'
+#define C_BEACON		'*'
+#define C_CREDIT		'*'
+
+WINDOW	*radar, *cleanradar, *credit, *input, *planes;
+
+getAChar()
+{
+#ifdef BSD
+	return (getchar());
+#endif
+#ifdef SYSV
+	int c;
+
+	while ((c = getchar()) == -1 && errno == EINTR) ;
+	return(c);
+#endif
+}
+
+erase_all()
+{
+	PLANE	*pp;
+
+	for (pp = air.head; pp != NULL; pp = pp->next) {
+		wmove(cleanradar, pp->ypos, pp->xpos * 2);
+		wmove(radar, pp->ypos, pp->xpos * 2);
+		waddch(radar, winch(cleanradar));
+		wmove(cleanradar, pp->ypos, pp->xpos * 2 + 1);
+		wmove(radar, pp->ypos, pp->xpos * 2 + 1);
+		waddch(radar, winch(cleanradar));
+	}
+}
+
+draw_all()
+{
+	PLANE	*pp;
+
+	for (pp = air.head; pp != NULL; pp = pp->next) {
+		if (pp->status == S_MARKED)
+			wstandout(radar);
+		wmove(radar, pp->ypos, pp->xpos * 2);
+		waddch(radar, name(pp));
+		waddch(radar, '0' + pp->altitude);
+		if (pp->status == S_MARKED)
+			wstandend(radar);
+	}
+	wrefresh(radar);
+	planewin();
+	wrefresh(input);		/* return cursor */
+	fflush(stdout);
+}
+
+init_gr()
+{
+	static char	buffer[BUFSIZ];
+
+	initscr();
+	setbuf(stdout, buffer);
+	input = newwin(INPUT_LINES, COLS - PLANE_COLS, LINES - INPUT_LINES, 0);
+	credit = newwin(INPUT_LINES, PLANE_COLS, LINES - INPUT_LINES, 
+		COLS - PLANE_COLS);
+	planes = newwin(LINES - INPUT_LINES, PLANE_COLS, 0, COLS - PLANE_COLS);
+}
+
+setup_screen(scp)
+	C_SCREEN	*scp;
+{
+	register int	i, j;
+	char		str[3], *airstr;
+
+	str[2] = '\0';
+
+	if (radar != NULL)
+		delwin(radar);
+	radar = newwin(scp->height, scp->width * 2, 0, 0);
+
+	if (cleanradar != NULL)
+		delwin(cleanradar);
+	cleanradar = newwin(scp->height, scp->width * 2, 0, 0);
+
+	/* minus one here to prevent a scroll */
+	for (i = 0; i < PLANE_COLS - 1; i++) {
+		wmove(credit, 0, i);
+		waddch(credit, C_CREDIT);
+		wmove(credit, INPUT_LINES - 1, i);
+		waddch(credit, C_CREDIT);
+	}
+	wmove(credit, INPUT_LINES / 2, 1);
+	waddstr(credit, AUTHOR_STR);
+
+	for (i = 1; i < scp->height - 1; i++) {
+		for (j = 1; j < scp->width - 1; j++) {
+			wmove(radar, i, j * 2);
+			waddch(radar, C_BACKROUND);
+		}
+	}
+
+	/*
+	 * Draw the lines first, since people like to draw lines
+	 * through beacons and exit points.
+	 */
+	str[0] = C_LINE;
+	for (i = 0; i < scp->num_lines; i++) {
+		str[1] = ' ';
+		draw_line(radar, scp->line[i].p1.x, scp->line[i].p1.y,
+			scp->line[i].p2.x, scp->line[i].p2.y, str);
+	}
+
+	str[0] = C_TOPBOTTOM;
+	str[1] = C_TOPBOTTOM;
+	wmove(radar, 0, 0);
+	for (i = 0; i < scp->width - 1; i++)
+		waddstr(radar, str);
+	waddch(radar, C_TOPBOTTOM);
+
+	str[0] = C_TOPBOTTOM;
+	str[1] = C_TOPBOTTOM;
+	wmove(radar, scp->height - 1, 0);
+	for (i = 0; i < scp->width - 1; i++)
+		waddstr(radar, str);
+	waddch(radar, C_TOPBOTTOM);
+
+	for (i = 1; i < scp->height - 1; i++) {
+		wmove(radar, i, 0);
+		waddch(radar, C_LEFTRIGHT);
+		wmove(radar, i, (scp->width - 1) * 2);
+		waddch(radar, C_LEFTRIGHT);
+	}
+
+	str[0] = C_BEACON;
+	for (i = 0; i < scp->num_beacons; i++) {
+		str[1] = '0' + i;
+		wmove(radar, scp->beacon[i].y, scp->beacon[i].x * 2);
+		waddstr(radar, str);
+	}
+
+	for (i = 0; i < scp->num_exits; i++) {
+		wmove(radar, scp->exit[i].y, scp->exit[i].x * 2);
+		waddch(radar, '0' + i);
+	}
+
+	airstr = "^?>?v?<?";
+	for (i = 0; i < scp->num_airports; i++) {
+		str[0] = airstr[scp->airport[i].dir];
+		str[1] = '0' + i;
+		wmove(radar, scp->airport[i].y, scp->airport[i].x * 2);
+		waddstr(radar, str);
+	}
+	
+	overwrite(radar, cleanradar);
+	wrefresh(radar);
+	wrefresh(credit);
+	fflush(stdout);
+}
+
+draw_line(w, x, y, lx, ly, s)
+	WINDOW	*w;
+	char	*s;
+{
+	int	dx, dy;
+
+	dx = SGN(lx - x);
+	dy = SGN(ly - y);
+	for (;;) {
+		wmove(w, y, x * 2);
+		waddstr(w, s);
+		if (x == lx && y == ly)
+			break;
+		x += dx;
+		y += dy;
+	}
+}
+
+ioclrtoeol(pos)
+{
+	wmove(input, 0, pos);
+	wclrtoeol(input);
+	wrefresh(input);
+	fflush(stdout);
+}
+
+iomove(pos)
+{
+	wmove(input, 0, pos);
+	wrefresh(input);
+	fflush(stdout);
+}
+
+ioaddstr(pos, str)
+	char	*str;
+{
+	wmove(input, 0, pos);
+	waddstr(input, str);
+	wrefresh(input);
+	fflush(stdout);
+}
+
+ioclrtobot()
+{
+	wclrtobot(input);
+	wrefresh(input);
+	fflush(stdout);
+}
+
+ioerror(pos, len, str)
+	char	*str;
+{
+	int	i;
+
+	wmove(input, 1, pos);
+	for (i = 0; i < len; i++)
+		waddch(input, '^');
+	wmove(input, 2, 0);
+	waddstr(input, str);
+	wrefresh(input);
+	fflush(stdout);
+}
+
+quit()
+{
+	int			c, y, x;
+#ifdef BSD
+	struct itimerval	itv;
+#endif
+
+	getyx(input, y, x);
+	wmove(input, 2, 0);
+	waddstr(input, "Really quit? (y/n) ");
+	wclrtobot(input);
+	wrefresh(input);
+	fflush(stdout);
+
+	c = getchar();
+	if (c == EOF || c == 'y') {
+		/* disable timer */
+#ifdef BSD
+		itv.it_value.tv_sec = 0;
+		itv.it_value.tv_usec = 0;
+		setitimer(ITIMER_REAL, &itv, NULL);
+#endif
+#ifdef SYSV
+		alarm(0);
+#endif
+		fflush(stdout);
+		clear();
+		refresh();
+		endwin();
+		log_score(0);
+		exit(0);
+	}
+	wmove(input, 2, 0);
+	wclrtobot(input);
+	wmove(input, y, x);
+	wrefresh(input);
+	fflush(stdout);
+	return;
+}
+
+planewin()
+{
+	PLANE	*pp;
+	char	*command();
+	int	warning = 0;
+
+#ifdef BSD
+	wclear(planes);
+#endif
+
+	wmove(planes, 0,0);
+
+#ifdef SYSV
+	wclrtobot(planes);
+#endif
+	wprintw(planes, "Time: %-4d Safe: %d", clck, safe_planes);
+	wmove(planes, 2, 0);
+
+	waddstr(planes, "pl dt  comm");
+	for (pp = air.head; pp != NULL; pp = pp->next) {
+		if (waddch(planes, '\n') == ERR) {
+			warning++;
+			break;
+		}
+		waddstr(planes, command(pp));
+	}
+	waddch(planes, '\n');
+	for (pp = ground.head; pp != NULL; pp = pp->next) {
+		if (waddch(planes, '\n') == ERR) {
+			warning++;
+			break;
+		}
+		waddstr(planes, command(pp));
+	}
+	if (warning) {
+		wmove(planes, LINES - INPUT_LINES - 1, 0);
+		waddstr(planes, "---- more ----");
+		wclrtoeol(planes);
+	}
+	wrefresh(planes);
+	fflush(stdout);
+}
+
+loser(p, s)
+	PLANE	*p;
+	char	*s;
+{
+	int			c;
+#ifdef BSD
+	struct itimerval	itv;
+#endif
+
+	/* disable timer */
+#ifdef BSD
+	itv.it_value.tv_sec = 0;
+	itv.it_value.tv_usec = 0;
+	setitimer(ITIMER_REAL, &itv, NULL);
+#endif
+#ifdef SYSV
+	alarm(0);
+#endif
+
+	wmove(input, 0, 0);
+	wclrtobot(input);
+	wprintw(input, "Plane '%c' %s\n\nHit space for top players list...",
+		name(p), s);
+	wrefresh(input);
+	fflush(stdout);
+	while ((c = getchar()) != EOF && c != ' ')
+		;
+	clear();	/* move to top of screen */
+	refresh();
+	endwin();
+	log_score(0);
+	exit(0);
+}
+
+redraw()
+{
+	clear();
+	refresh();
+
+	touchwin(radar);
+	wrefresh(radar);
+	touchwin(planes);
+	wrefresh(planes);
+	touchwin(credit);
+	wrefresh(credit);
+
+	/* refresh input last to get cursor in right place */
+	touchwin(input);
+	wrefresh(input);
+	fflush(stdout);
+}
+
+
+done_screen()
+{
+	clear();
+	refresh();
+	endwin();	  /* clean up curses */
+}