xref: /openbsd-src/games/backgammon/common_source/board.c (revision b2ea75c1b17e1a9a339660e7ed45cd24946b230e)
1 /*	$OpenBSD: board.c,v 1.5 2001/06/23 23:50:03 pjanzen 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. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #ifndef lint
37 #if 0
38 static char sccsid[] = "@(#)board.c	8.1 (Berkeley) 5/31/93";
39 #else
40 static char rcsid[] = "$OpenBSD: board.c,v 1.5 2001/06/23 23:50:03 pjanzen Exp $";
41 #endif
42 #endif /* not lint */
43 
44 #include "back.h"
45 
46 static int i, j, k;
47 static char ln[60];
48 
49 void
50 wrboard()
51 {
52 	int     l;
53 	static const char bl[] =
54 	"|                       |   |                       |\n";
55 	static const char sv[] =
56 	"|                       |   |                       |    \n";
57 
58 	clear();
59 
60 	fboard();
61 	goto lastline;
62 	addstr("_____________________________________________________\n");
63 	addstr(bl);
64 	strcpy(ln, bl);
65 	for (j = 1; j < 50; j += 4) {
66 		k = j / 4 + (j > 24 ? 12 : 13);
67 		ln[j + 1] = k % 10 + '0';
68 		ln[j]     = k / 10 + '0';
69 		if (j == 21)
70 			j += 4;
71 	}
72 	addstr(ln);
73 	for (i = 0; i < 5; i++) {
74 		strcpy(ln, sv);
75 		for (j = 1; j < 50; j += 4) {
76 			k = j / 4 + (j > 24 ? 12 : 13);
77 			wrbsub();
78 			if (j == 21)
79 				j += 4;
80 		}
81 		if (-board[25] > i)
82 			ln[26] = 'w';
83 		if (-board[25] > i + 5)
84 			ln[25] = 'w';
85 		if (-board[25] > i + 10)
86 			ln[27] = 'w';
87 		l = 53;
88 		if (off[1] > i || (off[1] < 0 && off[1] + 15 > i)) {
89 			ln[54] = 'r';
90 			l = 55;
91 		}
92 		if (off[1] > i + 5 || (off[1] < 0 && off[1] + 15 > i + 5)) {
93 			ln[55] = 'r';
94 			l = 56;
95 		}
96 		if (off[1] > i + 10 || (off[1] < 0 && off[1] + 15 > i + 10)) {
97 			ln[56] = 'r';
98 			l = 57;
99 		}
100 		ln[l++] = '\n';
101 		ln[l] = '\0';
102 		addstr(ln);
103 	}
104 	strcpy(ln, bl);
105 	ln[25] = 'B';
106 	ln[26] = 'A';
107 	ln[27] = 'R';
108 	addstr(ln);
109 	strcpy(ln, sv);
110 	for (i = 4; i > -1; i--) {
111 		for (j = 1; j < 50; j += 4) {
112 			k = ((j > 24 ? 53 : 49) - j) / 4;
113 			wrbsub();
114 			if (j == 21)
115 				j += 4;
116 		}
117 		if (board[0] > i)
118 			ln[26] = 'r';
119 		if (board[0] > i + 5)
120 			ln[25] = 'r';
121 		if (board[0] > i + 10)
122 			ln[27] = 'r';
123 		l = 53;
124 		if (off[0] > i || (off[0] < 0 && off[0] + 15 > i)) {
125 			ln[54] = 'w';
126 			l = 55;
127 		}
128 		if (off[0] > i + 5 || (off[0] < 0 && off[0] + 15 > i + 5)) {
129 			ln[55] = 'w';
130 			l = 56;
131 		}
132 		if (off[0] > i + 10 || (off[0] < 0 && off[0] + 15 > i + 10)) {
133 			ln[56] = 'w';
134 			l = 57;
135 		}
136 		ln[l++] = '\n';
137 		ln[l] = '\0';
138 		addstr(ln);
139 	}
140 	strcpy(ln, bl);
141 	for (j = 1; j < 50; j += 4) {
142 		k = ((j > 24 ? 53 : 49) - j) / 4;
143 		ln[j + 1] = k % 10 + '0';
144 		if (k > 9)
145 			ln[j] = k / 10 + '0';
146 		if (j == 21)
147 			j += 4;
148 	}
149 	addstr(ln);
150 	addstr("|_______________________|___|_______________________|\n");
151 
152 lastline:
153 	gwrite();
154 	move(18, 0);
155 }
156 
157 void
158 wrbsub()
159 {
160 	int     m;
161 	char    d;
162 
163 	if (board[k] > 0) {
164 		m = board[k];
165 		d = 'r';
166 	} else {
167 		m = -board[k];
168 		d = 'w';
169 	}
170 	if (m > i)
171 		ln[j + 1] = d;
172 	if (m > i + 5)
173 		ln[j] = d;
174 	if (m > i + 10)
175 		ln[j + 2] = d;
176 }
177