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      1 /*	$NetBSD: board.c,v 1.9 2009/08/12 05:17:57 dholland 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 #include <sys/cdefs.h>
     33 #ifndef lint
     34 #if 0
     35 static char sccsid[] = "@(#)board.c	8.1 (Berkeley) 5/31/93";
     36 #else
     37 __RCSID("$NetBSD: board.c,v 1.9 2009/08/12 05:17:57 dholland Exp $");
     38 #endif
     39 #endif /* not lint */
     40 
     41 #include "back.h"
     42 
     43 static int i, j, k;
     44 static char ln[60];
     45 
     46 static void wrbsub(void);
     47 
     48 void
     49 wrboard(void)
     50 {
     51 	int     l;
     52 	static const char bl[] =
     53 	"|                       |   |                       |\n";
     54 	static const char sv[] =
     55 	"|                       |   |                       |    \n";
     56 
     57 	fixtty(&noech);
     58 	clear();
     59 
     60 	if (tflag) {
     61 		fboard();
     62 		goto lastline;
     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 static void
    166 wrbsub(void)
    167 {
    168 	int     m;
    169 	char    d;
    170 
    171 	if (board[k] > 0) {
    172 		m = board[k];
    173 		d = 'r';
    174 	} else {
    175 		m = -board[k];
    176 		d = 'w';
    177 	}
    178 	if (m > i)
    179 		ln[j + 1] = d;
    180 	if (m > i + 5)
    181 		ln[j] = d;
    182 	if (m > i + 10)
    183 		ln[j + 2] = d;
    184 }
    185