xref: /openbsd/games/robots/init_field.c (revision 73471bf0)
1 /*	$OpenBSD: init_field.c,v 1.8 2016/01/04 17:33:24 mestre Exp $	*/
2 /*	$NetBSD: init_field.c,v 1.3 1995/04/22 10:08:52 cgd Exp $	*/
3 
4 /*
5  * Copyright (c) 1980, 1993
6  *	The Regents of the University of California.  All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of the University nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 #include "robots.h"
34 
35 /*
36  * init_field:
37  *	Lay down the initial pattern which is constant across all levels,
38  *	and initialize all the global variables.
39  */
40 void
41 init_field(void)
42 {
43 	int	i;
44 	static bool	first = TRUE;
45 	static char	*desc[] = {
46 				"Directions:",
47 				"",
48 				"y k u",
49 				" \\|/",
50 				"h- -l",
51 				" /|\\",
52 				"b j n",
53 				"",
54 				"Commands:",
55 				"",
56 				"w:  wait for end",
57 				"t:  teleport",
58 				"q:  quit",
59 				"^L: redraw screen",
60 				"",
61 				"Legend:",
62 				"",
63 				"+:  robot",
64 				"*:  junk heap",
65 				"@:  you",
66 				"",
67 				"Score: 0",
68 				NULL
69 	};
70 
71 	Dead = FALSE;
72 	Waiting = FALSE;
73 #ifndef NCURSES_VERSION
74 	flushok(stdscr, TRUE);
75 #endif
76 	Score = 0;
77 
78 	erase();
79 	move(0, 0);
80 	addch('+');
81 	for (i = 1; i < Y_FIELDSIZE; i++) {
82 		move(i, 0);
83 		addch('|');
84 	}
85 	move(Y_FIELDSIZE, 0);
86 	addch('+');
87 	for (i = 1; i < X_FIELDSIZE; i++)
88 		addch('-');
89 	addch('+');
90 	if (first)
91 		refresh();
92 	move(0, 1);
93 	for (i = 1; i < X_FIELDSIZE; i++)
94 		addch('-');
95 	addch('+');
96 	for (i = 1; i < Y_FIELDSIZE; i++) {
97 		move(i, X_FIELDSIZE);
98 		addch('|');
99 	}
100 	if (first)
101 		refresh();
102 	for (i = 0; desc[i] != NULL; i++) {
103 		move(i, X_FIELDSIZE + 2);
104 		addstr(desc[i]);
105 	}
106 	if (first)
107 		refresh();
108 	first = FALSE;
109 #ifdef	FANCY
110 	if (Pattern_roll)
111 		Next_move = &Move_list[-1];
112 #endif
113 }
114