xref: /openbsd-src/games/backgammon/common_source/board.c (revision a28daedfc357b214be5c701aa8ba8adb29a7f1c2)
1 /*	$OpenBSD: board.c,v 1.7 2003/06/03 03:01:38 millert Exp $	*/
2 
3 /*
4  * Copyright (c) 1980, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #ifndef lint
33 #if 0
34 static char sccsid[] = "@(#)board.c	8.1 (Berkeley) 5/31/93";
35 #else
36 static char rcsid[] = "$OpenBSD: board.c,v 1.7 2003/06/03 03:01:38 millert Exp $";
37 #endif
38 #endif /* not lint */
39 
40 #include "back.h"
41 
42 static int i, j, k;
43 static char ln[60];
44 
45 void
46 wrboard()
47 {
48 	int     l;
49 	static const char bl[] =
50 	"|                       |   |                       |\n";
51 	static const char sv[] =
52 	"|                       |   |                       |    \n";
53 
54 	clear();
55 
56 	fboard();
57 	goto lastline;
58 	addstr("_____________________________________________________\n");
59 	addstr(bl);
60 	strlcpy(ln, bl, sizeof ln);
61 	for (j = 1; j < 50; j += 4) {
62 		k = j / 4 + (j > 24 ? 12 : 13);
63 		ln[j + 1] = k % 10 + '0';
64 		ln[j]     = k / 10 + '0';
65 		if (j == 21)
66 			j += 4;
67 	}
68 	addstr(ln);
69 	for (i = 0; i < 5; i++) {
70 		strlcpy(ln, sv, sizeof ln);
71 		for (j = 1; j < 50; j += 4) {
72 			k = j / 4 + (j > 24 ? 12 : 13);
73 			wrbsub();
74 			if (j == 21)
75 				j += 4;
76 		}
77 		if (-board[25] > i)
78 			ln[26] = 'w';
79 		if (-board[25] > i + 5)
80 			ln[25] = 'w';
81 		if (-board[25] > i + 10)
82 			ln[27] = 'w';
83 		l = 53;
84 		if (off[1] > i || (off[1] < 0 && off[1] + 15 > i)) {
85 			ln[54] = 'r';
86 			l = 55;
87 		}
88 		if (off[1] > i + 5 || (off[1] < 0 && off[1] + 15 > i + 5)) {
89 			ln[55] = 'r';
90 			l = 56;
91 		}
92 		if (off[1] > i + 10 || (off[1] < 0 && off[1] + 15 > i + 10)) {
93 			ln[56] = 'r';
94 			l = 57;
95 		}
96 		ln[l++] = '\n';
97 		ln[l] = '\0';
98 		addstr(ln);
99 	}
100 	strlcpy(ln, bl, sizeof ln);
101 	ln[25] = 'B';
102 	ln[26] = 'A';
103 	ln[27] = 'R';
104 	addstr(ln);
105 	strlcpy(ln, sv, sizeof ln);
106 	for (i = 4; i > -1; i--) {
107 		for (j = 1; j < 50; j += 4) {
108 			k = ((j > 24 ? 53 : 49) - j) / 4;
109 			wrbsub();
110 			if (j == 21)
111 				j += 4;
112 		}
113 		if (board[0] > i)
114 			ln[26] = 'r';
115 		if (board[0] > i + 5)
116 			ln[25] = 'r';
117 		if (board[0] > i + 10)
118 			ln[27] = 'r';
119 		l = 53;
120 		if (off[0] > i || (off[0] < 0 && off[0] + 15 > i)) {
121 			ln[54] = 'w';
122 			l = 55;
123 		}
124 		if (off[0] > i + 5 || (off[0] < 0 && off[0] + 15 > i + 5)) {
125 			ln[55] = 'w';
126 			l = 56;
127 		}
128 		if (off[0] > i + 10 || (off[0] < 0 && off[0] + 15 > i + 10)) {
129 			ln[56] = 'w';
130 			l = 57;
131 		}
132 		ln[l++] = '\n';
133 		ln[l] = '\0';
134 		addstr(ln);
135 	}
136 	strlcpy(ln, bl, sizeof ln);
137 	for (j = 1; j < 50; j += 4) {
138 		k = ((j > 24 ? 53 : 49) - j) / 4;
139 		ln[j + 1] = k % 10 + '0';
140 		if (k > 9)
141 			ln[j] = k / 10 + '0';
142 		if (j == 21)
143 			j += 4;
144 	}
145 	addstr(ln);
146 	addstr("|_______________________|___|_______________________|\n");
147 
148 lastline:
149 	gwrite();
150 	move(18, 0);
151 }
152 
153 void
154 wrbsub()
155 {
156 	int     m;
157 	char    d;
158 
159 	if (board[k] > 0) {
160 		m = board[k];
161 		d = 'r';
162 	} else {
163 		m = -board[k];
164 		d = 'w';
165 	}
166 	if (m > i)
167 		ln[j + 1] = d;
168 	if (m > i + 5)
169 		ln[j] = d;
170 	if (m > i + 10)
171 		ln[j + 2] = d;
172 }
173