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      1 /*	$NetBSD: init_field.c,v 1.13 2024/07/05 19:28:36 andvar 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[] = "@(#)init_field.c	8.1 (Berkeley) 5/31/93";
     36 #else
     37 __RCSID("$NetBSD: init_field.c,v 1.13 2024/07/05 19:28:36 andvar Exp $");
     38 #endif
     39 #endif /* not lint */
     40 
     41 #include <curses.h>
     42 #include "robots.h"
     43 
     44 static int telx = 0;
     45 static int tely = 0;
     46 
     47 /*
     48  * init_field:
     49  *	Lay down the initial pattern which is constant across all levels,
     50  *	and initialize all the global variables.
     51  */
     52 void
     53 init_field(void)
     54 {
     55 	int i;
     56 	static bool first = true;
     57 	static const char *const desc[] = {
     58 				"Directions:",
     59 				"",
     60 				"y k u",
     61 				" \\|/",
     62 				"h- -l",
     63 				" /|\\",
     64 				"b j n",
     65 				"",
     66 				"Commands:",
     67 				"",
     68 				"w:  wait for end",
     69 				"t:  teleport",
     70 				"q:  quit",
     71 				"^L: redraw screen",
     72 				"",
     73 				"Legend:",
     74 				"",
     75 				"+:  robot",
     76 				"*:  junk heap",
     77 				"@:  you",
     78 				"",
     79 				"Score: 0",
     80 				NULL
     81 	};
     82 
     83 	Dead = false;
     84 	Waiting = false;
     85 	Score = 0;
     86 
     87 	erase();
     88 	move(0, 0);
     89 	addch('+');
     90 	for (i = 1; i < Y_FIELDSIZE; i++) {
     91 		move(i, 0);
     92 		addch('|');
     93 	}
     94 	move(Y_FIELDSIZE, 0);
     95 	addch('+');
     96 	for (i = 1; i < X_FIELDSIZE; i++)
     97 		addch('-');
     98 	addch('+');
     99 	if (first)
    100 		refresh();
    101 	move(0, 1);
    102 	for (i = 1; i < X_FIELDSIZE; i++)
    103 		addch('-');
    104 	addch('+');
    105 	for (i = 1; i < Y_FIELDSIZE; i++) {
    106 		move(i, X_FIELDSIZE);
    107 		addch('|');
    108 	}
    109 	if (first)
    110 		refresh();
    111 	for (i = 0; desc[i] != NULL; i++) {
    112 		move(i, X_FIELDSIZE + 2);
    113 		addstr(desc[i]);
    114 	}
    115 	telx = X_FIELDSIZE + 2;
    116 	tely = i;
    117 	if (first)
    118 		refresh();
    119 	first = false;
    120 #ifdef FANCY
    121 	if (Pattern_roll)
    122 		Next_move = &Move_list[-1];
    123 #endif
    124 }
    125 
    126 void
    127 telmsg(int on)
    128 {
    129 	move(tely, telx);
    130 	addstr(on ? "Teleport!" : "         ");
    131 }
    132