xref: /netbsd-src/games/backgammon/common_source/board.c (revision 76dfffe33547c37f8bdd446e3e4ab0f3c16cea4b)
1 /*	$NetBSD: board.c,v 1.4 1995/04/29 00:44:11 mycroft 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[] = "$NetBSD: board.c,v 1.4 1995/04/29 00:44:11 mycroft 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 wrboard ()  {
50 	register int	l;
51 	static char	bl[] =
52 		"|                       |   |                       |\n";
53 	static char	sv[] =
54 		"|                       |   |                       |    \n";
55 
56 	fixtty (&noech);
57 	clear();
58 
59 	if (tflag)  {
60 		fboard();
61 		goto lastline;
62 	}
63 
64 	writel ("_____________________________________________________\n");
65 	writel (bl);
66 	strcpy (ln,bl);
67 	for (j = 1; j < 50; j += 4) {
68 		k = j/4+(j > 24? 12: 13);
69 		ln[j+1] = k%10+'0';
70 		ln[j] = k/10+'0';
71 		if (j == 21)
72 			j += 4;
73 	}
74 	writel (ln);
75 	for (i = 0; i < 5; i++) {
76 		strcpy (ln,sv);
77 		for (j = 1; j < 50; j += 4) {
78 			k = j/4+(j > 24? 12: 13);
79 			wrbsub ();
80 			if (j == 21)
81 				j += 4;
82 		}
83 		if (-board[25] > i)
84 			ln[26] = 'w';
85 		if (-board[25] > i+5)
86 			ln[25] = 'w';
87 		if (-board[25] > i+10)
88 			ln[27] = 'w';
89 		l = 53;
90 		if (off[1] > i || (off[1] < 0 && off[1]+15 > i))  {
91 			ln[54] = 'r';
92 			l = 55;
93 		}
94 		if (off[1] > i+5 || (off[1] < 0 && off[1]+15 > i+5))  {
95 			ln[55] = 'r';
96 			l = 56;
97 		}
98 		if (off[1] > i+10 || (off[1] < 0 && off[1]+15 > i+10))  {
99 			ln[56] = 'r';
100 			l = 57;
101 		}
102 		ln[l++] = '\n';
103 		ln[l] = '\0';
104 		writel (ln);
105 	}
106 	strcpy (ln,bl);
107 	ln[25] = 'B';
108 	ln[26] = 'A';
109 	ln[27] = 'R';
110 	writel (ln);
111 	strcpy (ln,sv);
112 	for (i = 4; i > -1; i--) {
113 		for (j = 1; j < 50; j += 4) {
114 			k = ((j > 24? 53: 49)-j)/4;
115 			wrbsub();
116 			if (j == 21)
117 				j += 4;
118 		}
119 		if (board[0] > i)
120 			ln[26] = 'r';
121 		if (board[0] > i+5)
122 			ln[25] = 'r';
123 		if (board[0] > i+10)
124 			ln[27] = 'r';
125 		l = 53;
126 		if (off[0] > i || (off[0] < 0 && off[0]+15 > i))  {
127 			ln[54] = 'w';
128 			l = 55;
129 		}
130 		if (off[0] > i+5 || (off[0] < 0 && off[0]+15 > i+5))  {
131 			ln[55] = 'w';
132 			l = 56;
133 		}
134 		if (off[0] > i+10 || (off[0] < 0 && off[0]+15 > i+10))  {
135 			ln[56] = 'w';
136 			l = 57;
137 		}
138 		ln[l++] = '\n';
139 		ln[l] = '\0';
140 		writel (ln);
141 	}
142 	strcpy (ln,bl);
143 	for (j = 1; j < 50; j += 4) {
144 		k = ((j > 24? 53: 49)-j)/4;
145 		ln[j+1] = k%10+'0';
146 		if (k > 9)
147 			ln[j] = k/10+'0';
148 		if (j == 21)
149 			j += 4;
150 	}
151 	writel (ln);
152 	writel ("|_______________________|___|_______________________|\n");
153 
154 lastline:
155 	gwrite ();
156 	if (tflag)
157 		curmove (18,0);
158 	else  {
159 		writec ('\n');
160 		writec ('\n');
161 	}
162 	fixtty(&raw);
163 }
164 
165 wrbsub () {
166 	register int	m;
167 	register char	d;
168 
169 	if (board[k] > 0)  {
170 		m = board[k];
171 		d = 'r';
172 	} else {
173 		m = -board[k];
174 		d = 'w';
175 	}
176 	if (m>i)
177 		ln[j+1] = d;
178 	if (m>i+5)
179 		ln[j] = d;
180 	if (m>i+10)
181 		ln[j+2] = d;
182 }
183