xref: /netbsd-src/games/sail/pl_7.c (revision 2980e352a13e8f0b545a366830c411e7a542ada8) 
1 /*	$NetBSD: pl_7.c,v 1.28 2007/12/15 19:44:43 perry Exp $	*/
2 
3 /*
4  * Copyright (c) 1983, 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[] = "@(#)pl_7.c	8.1 (Berkeley) 5/31/93";
36 #else
37 __RCSID("$NetBSD: pl_7.c,v 1.28 2007/12/15 19:44:43 perry Exp $");
38 #endif
39 #endif /* not lint */
40 
41 #include <curses.h>
42 #include <signal.h>
43 #include <stdarg.h>
44 #include <stdio.h>
45 #include <stdlib.h>
46 #include <unistd.h>
47 #include <string.h>
48 #include "extern.h"
49 #include "player.h"
50 #include "display.h"
51 
52 static void	Scroll(void);
53 static void	endprompt(int);
54 static void	adjustview(void);
55 
56 /*
57  * Display interface
58  */
59 
60 static char sc_hasprompt;
61 static const char *sc_prompt;
62 static const char *sc_buf;
63 static int sc_line;
64 
65 WINDOW *view_w;
66 WINDOW *slot_w;
67 WINDOW *scroll_w;
68 WINDOW *stat_w;
69 WINDOW *turn_w;
70 
71 int done_curses;
72 int loaded, fired, changed, repaired;
73 int dont_adjust;
74 int viewrow, viewcol;
75 char movebuf[sizeof SHIP(0)->file->movebuf];
76 int player;
77 struct ship *ms;		/* memorial structure, &cc->ship[player] */
78 struct File *mf;		/* ms->file */
79 struct shipspecs *mc;		/* ms->specs */
80 
81 void
82 initscreen(void)
83 {
84 	if (!SCREENTEST()) {
85 		printf("Can't sail on this terminal.\n");
86 		exit(1);
87 	}
88 	/* initscr() already done in SCREENTEST() */
89 	view_w = newwin(VIEW_Y, VIEW_X, VIEW_T, VIEW_L);
90 	slot_w = newwin(SLOT_Y, SLOT_X, SLOT_T, SLOT_L);
91 	scroll_w = newwin(SCROLL_Y, SCROLL_X, SCROLL_T, SCROLL_L);
92 	stat_w = newwin(STAT_Y, STAT_X, STAT_T, STAT_L);
93 	turn_w = newwin(TURN_Y, TURN_X, TURN_T, TURN_L);
94 	done_curses++;
95 	leaveok(view_w, 1);
96 	leaveok(slot_w, 1);
97 	leaveok(stat_w, 1);
98 	leaveok(turn_w, 1);
99 	noecho();
100 	cbreak();
101 }
102 
103 void
104 cleanupscreen(void)
105 {
106 	/* alarm already turned off */
107 	if (done_curses) {
108 		wmove(scroll_w, SCROLL_Y - 1, 0);
109 		wclrtoeol(scroll_w);
110 		draw_screen();
111 		endwin();
112 	}
113 }
114 
115 /*ARGSUSED*/
116 void
117 newturn(int n __unused)
118 {
119 	repaired = loaded = fired = changed = 0;
120 	movebuf[0] = '\0';
121 
122 	alarm(0);
123 	if (mf->readyL & R_LOADING) {
124 		if (mf->readyL & R_DOUBLE)
125 			mf->readyL = R_LOADING;
126 		else
127 			mf->readyL = R_LOADED;
128 	}
129 	if (mf->readyR & R_LOADING) {
130 		if (mf->readyR & R_DOUBLE)
131 			mf->readyR = R_LOADING;
132 		else
133 			mf->readyR = R_LOADED;
134 	}
135 	if (!hasdriver)
136 		Write(W_DDEAD, SHIP(0), 0, 0, 0, 0);
137 
138 	if (sc_hasprompt) {
139 		wmove(scroll_w, sc_line, 0);
140 		wclrtoeol(scroll_w);
141 	}
142 	if (Sync() < 0)
143 		leave(LEAVE_SYNC);
144 	if (!hasdriver)
145 		leave(LEAVE_DRIVER);
146 	if (sc_hasprompt)
147 		wprintw(scroll_w, "%s%s", sc_prompt, sc_buf);
148 
149 	if (turn % 50 == 0)
150 		Write(W_ALIVE, SHIP(0), 0, 0, 0, 0);
151 	if (mf->FS && (!mc->rig1 || windspeed == 6))
152 		Write(W_FS, ms, 0, 0, 0, 0);
153 	if (mf->FS == 1)
154 		Write(W_FS, ms, 2, 0, 0, 0);
155 
156 	if (mf->struck)
157 		leave(LEAVE_QUIT);
158 	if (mf->captured != 0)
159 		leave(LEAVE_CAPTURED);
160 	if (windspeed == 7)
161 		leave(LEAVE_HURRICAN);
162 
163 	adjustview();
164 	draw_screen();
165 
166 	signal(SIGALRM, newturn);
167 	alarm(7);
168 }
169 
170 /*VARARGS2*/
171 void
172 Signal(const char *fmt, struct ship *ship, ...)
173 {
174 	va_list ap;
175 	char format[BUFSIZ];
176 
177 	if (!done_curses)
178 		return;
179 	va_start(ap, ship);
180 	if (*fmt == '\7')
181 		putchar(*fmt++);
182 	fmtship(format, sizeof(format), fmt, ship);
183 	vwprintw(scroll_w, format, ap);
184 	va_end(ap);
185 	Scroll();
186 }
187 
188 /*VARARGS2*/
189 void
190 Msg(const char *fmt, ...)
191 {
192 	va_list ap;
193 
194 	if (!done_curses)
195 		return;
196 	va_start(ap, fmt);
197 	if (*fmt == '\7')
198 		putchar(*fmt++);
199 	vwprintw(scroll_w, fmt, ap);
200 	va_end(ap);
201 	Scroll();
202 }
203 
204 static void
205 Scroll(void)
206 {
207 	if (++sc_line >= SCROLL_Y)
208 		sc_line = 0;
209 	wmove(scroll_w, sc_line, 0);
210 	wclrtoeol(scroll_w);
211 }
212 
213 void
214 prompt(const char *p, struct ship *ship)
215 {
216 	static char buf[BUFSIZ];
217 
218 	fmtship(buf, sizeof(buf), p, ship);
219 	sc_prompt = buf;
220 	sc_buf = "";
221 	sc_hasprompt = 1;
222 	waddstr(scroll_w, buf);
223 }
224 
225 static void
226 endprompt(int flag)
227 {
228 	sc_hasprompt = 0;
229 	if (flag)
230 		Scroll();
231 }
232 
233 int
234 sgetch(const char *p, struct ship *ship, int flag)
235 {
236 	int c;
237 	prompt(p, ship);
238 	blockalarm();
239 	wrefresh(scroll_w);
240 	unblockalarm();
241 	while ((c = wgetch(scroll_w)) == EOF)
242 		;
243 	if (flag && c >= ' ' && c < 0x7f)
244 		waddch(scroll_w, c);
245 	endprompt(flag);
246 	return c;
247 }
248 
249 void
250 sgetstr(const char *pr, char *buf, int n)
251 {
252 	int c;
253 	char *p = buf;
254 
255 	prompt(pr, (struct ship *)0);
256 	sc_buf = buf;
257 	for (;;) {
258 		*p = 0;
259 		blockalarm();
260 		wrefresh(scroll_w);
261 		unblockalarm();
262 		while ((c = wgetch(scroll_w)) == EOF)
263 			;
264 		switch (c) {
265 		case '\n':
266 		case '\r':
267 			endprompt(1);
268 			return;
269 		case '\b':
270 			if (p > buf) {
271 				waddstr(scroll_w, "\b \b");
272 				p--;
273 			}
274 			break;
275 		default:
276 			if (c >= ' ' && c < 0x7f && p < buf + n - 1) {
277 				*p++ = c;
278 				waddch(scroll_w, c);
279 			} else
280 				putchar('\a');
281 		}
282 	}
283 }
284 
285 void
286 draw_screen(void)
287 {
288 	draw_view();
289 	draw_turn();
290 	draw_stat();
291 	draw_slot();
292 	wrefresh(scroll_w);		/* move the cursor */
293 }
294 
295 void
296 draw_view(void)
297 {
298 	struct ship *sp;
299 
300 	werase(view_w);
301 	foreachship(sp) {
302 		if (sp->file->dir
303 		    && sp->file->row > viewrow
304 		    && sp->file->row < viewrow + VIEW_Y
305 		    && sp->file->col > viewcol
306 		    && sp->file->col < viewcol + VIEW_X) {
307 			wmove(view_w, sp->file->row - viewrow,
308 				sp->file->col - viewcol);
309 			waddch(view_w, colours(sp));
310 			wmove(view_w,
311 				sternrow(sp) - viewrow,
312 				sterncol(sp) - viewcol);
313 			waddch(view_w, sterncolour(sp));
314 		}
315 	}
316 	wrefresh(view_w);
317 }
318 
319 void
320 draw_turn(void)
321 {
322 	wmove(turn_w, 0, 0);
323 	wprintw(turn_w, "%cTurn %d", dont_adjust?'*':'-', turn);
324 	wrefresh(turn_w);
325 }
326 
327 void
328 draw_stat(void)
329 {
330 	wmove(stat_w, STAT_1, 0);
331 	wprintw(stat_w, "Points  %3d\n", mf->points);
332 	wprintw(stat_w, "Fouls    %2d\n", fouled(ms));
333 	wprintw(stat_w, "Grapples %2d\n", grappled(ms));
334 
335 	wmove(stat_w, STAT_2, 0);
336 	wprintw(stat_w, "    0 %c(%c)\n",
337 		maxmove(ms, winddir + 3, -1) + '0',
338 		maxmove(ms, winddir + 3, 1) + '0');
339 	waddstr(stat_w, "   \\|/\n");
340 	wprintw(stat_w, "   -^-%c(%c)\n",
341 		maxmove(ms, winddir + 2, -1) + '0',
342 		maxmove(ms, winddir + 2, 1) + '0');
343 	waddstr(stat_w, "   /|\\\n");
344 	wprintw(stat_w, "    | %c(%c)\n",
345 		maxmove(ms, winddir + 1, -1) + '0',
346 		maxmove(ms, winddir + 1, 1) + '0');
347 	wprintw(stat_w, "   %c(%c)\n",
348 		maxmove(ms, winddir, -1) + '0',
349 		maxmove(ms, winddir, 1) + '0');
350 
351 	wmove(stat_w, STAT_3, 0);
352 	wprintw(stat_w, "Load  %c%c %c%c\n",
353 		loadname[mf->loadL], readyname(mf->readyL),
354 		loadname[mf->loadR], readyname(mf->readyR));
355 	wprintw(stat_w, "Hull %2d\n", mc->hull);
356 	wprintw(stat_w, "Crew %2d %2d %2d\n",
357 		mc->crew1, mc->crew2, mc->crew3);
358 	wprintw(stat_w, "Guns %2d %2d\n", mc->gunL, mc->gunR);
359 	wprintw(stat_w, "Carr %2d %2d\n", mc->carL, mc->carR);
360 	wprintw(stat_w, "Rigg %d %d %d ", mc->rig1, mc->rig2, mc->rig3);
361 	if (mc->rig4 < 0)
362 		waddch(stat_w, '-');
363 	else
364 		wprintw(stat_w, "%d", mc->rig4);
365 	wrefresh(stat_w);
366 }
367 
368 void
369 draw_slot(void)
370 {
371 	if (!boarding(ms, 0)) {
372 		mvwaddstr(slot_w, 0, 0, "   ");
373 		mvwaddstr(slot_w, 1, 0, "   ");
374 	} else
375 		mvwaddstr(slot_w, 1, 0, "OBP");
376 	if (!boarding(ms, 1)) {
377 		mvwaddstr(slot_w, 2, 0, "   ");
378 		mvwaddstr(slot_w, 3, 0, "   ");
379 	} else
380 		mvwaddstr(slot_w, 3, 0, "DBP");
381 
382 	wmove(slot_w, SLOT_Y-4, 0);
383 	if (mf->RH)
384 		wprintw(slot_w, "%dRH", mf->RH);
385 	else
386 		waddstr(slot_w, "   ");
387 	wmove(slot_w, SLOT_Y-3, 0);
388 	if (mf->RG)
389 		wprintw(slot_w, "%dRG", mf->RG);
390 	else
391 		waddstr(slot_w, "   ");
392 	wmove(slot_w, SLOT_Y-2, 0);
393 	if (mf->RR)
394 		wprintw(slot_w, "%dRR", mf->RR);
395 	else
396 		waddstr(slot_w, "   ");
397 
398 #define Y	(SLOT_Y/2)
399 	wmove(slot_w, 7, 1);
400 	wprintw(slot_w,"%d", windspeed);
401 	mvwaddch(slot_w, Y, 0, ' ');
402 	mvwaddch(slot_w, Y, 2, ' ');
403 	mvwaddch(slot_w, Y-1, 0, ' ');
404 	mvwaddch(slot_w, Y-1, 1, ' ');
405 	mvwaddch(slot_w, Y-1, 2, ' ');
406 	mvwaddch(slot_w, Y+1, 0, ' ');
407 	mvwaddch(slot_w, Y+1, 1, ' ');
408 	mvwaddch(slot_w, Y+1, 2, ' ');
409 	wmove(slot_w, Y - dr[winddir], 1 - dc[winddir]);
410 	switch (winddir) {
411 	case 1:
412 	case 5:
413 		waddch(slot_w, '|');
414 		break;
415 	case 2:
416 	case 6:
417 		waddch(slot_w, '/');
418 		break;
419 	case 3:
420 	case 7:
421 		waddch(slot_w, '-');
422 		break;
423 	case 4:
424 	case 8:
425 		waddch(slot_w, '\\');
426 		break;
427 	}
428 	mvwaddch(slot_w, Y + dr[winddir], 1 + dc[winddir], '+');
429 	wrefresh(slot_w);
430 }
431 
432 void
433 draw_board(void)
434 {
435 	int n;
436 
437 	clear();
438 	werase(view_w);
439 	werase(slot_w);
440 	werase(scroll_w);
441 	werase(stat_w);
442 	werase(turn_w);
443 
444 	sc_line = 0;
445 
446 	move(BOX_T, BOX_L);
447 	for (n = 0; n < BOX_X; n++)
448 		addch('-');
449 	move(BOX_B, BOX_L);
450 	for (n = 0; n < BOX_X; n++)
451 		addch('-');
452 	for (n = BOX_T+1; n < BOX_B; n++) {
453 		mvaddch(n, BOX_L, '|');
454 		mvaddch(n, BOX_R, '|');
455 	}
456 	mvaddch(BOX_T, BOX_L, '+');
457 	mvaddch(BOX_T, BOX_R, '+');
458 	mvaddch(BOX_B, BOX_L, '+');
459 	mvaddch(BOX_B, BOX_R, '+');
460 	refresh();
461 
462 #define WSaIM "Wooden Ships & Iron Men"
463 	wmove(view_w, 2, (VIEW_X - sizeof WSaIM - 1) / 2);
464 	waddstr(view_w, WSaIM);
465 	wmove(view_w, 4, (VIEW_X - strlen(cc->name)) / 2);
466 	waddstr(view_w, cc->name);
467 	wrefresh(view_w);
468 
469 	move(LINE_T, LINE_L);
470 	printw("Class %d %s (%d guns) '%s' (%c%c)",
471 		mc->class,
472 		classname[mc->class],
473 		mc->guns,
474 		ms->shipname,
475 		colours(ms),
476 		sterncolour(ms));
477 	refresh();
478 }
479 
480 void
481 centerview(void)
482 {
483 	viewrow = mf->row - VIEW_Y / 2;
484 	viewcol = mf->col - VIEW_X / 2;
485 }
486 
487 void
488 upview(void)
489 {
490 	viewrow -= VIEW_Y / 3;
491 }
492 
493 void
494 downview(void)
495 {
496 	viewrow += VIEW_Y / 3;
497 }
498 
499 void
500 leftview(void)
501 {
502 	viewcol -= VIEW_X / 5;
503 }
504 
505 void
506 rightview(void)
507 {
508 	viewcol += VIEW_X / 5;
509 }
510 
511 static void
512 adjustview(void)
513 {
514 	if (dont_adjust)
515 		return;
516 	if (mf->row < viewrow + VIEW_Y/4)
517 		viewrow = mf->row - (VIEW_Y - VIEW_Y/4);
518 	else if (mf->row > viewrow + (VIEW_Y - VIEW_Y/4))
519 		viewrow = mf->row - VIEW_Y/4;
520 	if (mf->col < viewcol + VIEW_X/8)
521 		viewcol = mf->col - (VIEW_X - VIEW_X/8);
522 	else if (mf->col > viewcol + (VIEW_X - VIEW_X/8))
523 		viewcol = mf->col - VIEW_X/8;
524 }
525