1 /* $NetBSD: pl_7.c,v 1.42 2011/08/26 06:18:18 dholland 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 1.42 2011/08/26 06:18:18 dholland Exp $");
38 #endif
39 #endif /* not lint */
40
41 #include <curses.h>
42 #include <err.h>
43 #include <errno.h>
44 #include <signal.h>
45 #include <stdarg.h>
46 #include <stdio.h>
47 #include <stdlib.h>
48 #include <string.h>
49 #include <unistd.h>
50 #include "array.h"
51 #include "extern.h"
52 #include "player.h"
53 #include "display.h"
54
55 /*
56 * Use values above KEY_MAX for custom keycodes. (blymn@ says this is ok)
57 */
58 #define KEY_ESC(ch) (KEY_MAX+10+ch)
59
60
61 /*
62 * Display interface
63 */
64
65 static void draw_view(void);
66 static void draw_turn(void);
67 static void draw_stat(void);
68 static void draw_slot(void);
69 static void draw_board(void);
70
71 static struct stringarray *sc_lines;
72 static unsigned sc_scrollup;
73 static bool sc_hasprompt;
74 static bool sc_hideprompt;
75 static const char *sc_prompt;
76 static const char *sc_buf;
77
78 static WINDOW *view_w;
79 static WINDOW *turn_w;
80 static WINDOW *stat_w;
81 static WINDOW *slot_w;
82 static WINDOW *scroll_w;
83
84 static bool obp[3];
85 static bool dbp[3];
86
87 int done_curses;
88 static bool ingame;
89 int loaded, fired, changed, repaired;
90 int dont_adjust;
91 static int viewrow, viewcol;
92 char movebuf[sizeof SHIP(0)->file->movebuf];
93 int player;
94 struct ship *ms; /* memorial structure, &cc->ship[player] */
95 struct File *mf; /* ms->file */
96 struct shipspecs *mc; /* ms->specs */
97
98 ////////////////////////////////////////////////////////////
99 // overall initialization
100
101 static
102 void
define_esc_key(int ch)103 define_esc_key(int ch)
104 {
105 char seq[3] = { '\x1b', ch, 0 };
106
107 define_key(seq, KEY_ESC(ch));
108 }
109
110 void
initscreen(void)111 initscreen(void)
112 {
113 int ch;
114
115 sc_lines = stringarray_create();
116 if (sc_lines == NULL) {
117 err(1, "malloc");
118 }
119
120 if (signal(SIGTSTP, SIG_DFL) == SIG_ERR) {
121 err(1, "signal(SIGTSTP)");
122 }
123
124 if (initscr() == NULL) {
125 errx(1, "Can't sail on this terminal.");
126 }
127 if (STAT_R >= COLS || SCROLL_Y <= 0) {
128 errx(1, "Window/terminal not large enough.");
129 }
130
131 view_w = newwin(VIEW_Y, VIEW_X, VIEW_T, VIEW_L);
132 slot_w = newwin(SLOT_Y, SLOT_X, SLOT_T, SLOT_L);
133 scroll_w = newwin(SCROLL_Y, SCROLL_X, SCROLL_T, SCROLL_L);
134 stat_w = newwin(STAT_Y, STAT_X, STAT_T, STAT_L);
135 turn_w = newwin(TURN_Y, TURN_X, TURN_T, TURN_L);
136
137 if (view_w == NULL ||
138 slot_w == NULL ||
139 scroll_w == NULL ||
140 stat_w == NULL ||
141 turn_w == NULL) {
142 endwin();
143 errx(1, "Curses initialization failed.");
144 }
145
146 leaveok(view_w, 1);
147 leaveok(slot_w, 1);
148 leaveok(stat_w, 1);
149 leaveok(turn_w, 1);
150 noecho();
151 cbreak();
152
153 /*
154 * Define esc-x keys
155 */
156 #if 0
157 for (ch = 0; ch < 127; ch++) {
158 if (ch != '[' && ch != 'O') {
159 define_esc_key(ch);
160 }
161 }
162 #else
163 (void)ch;
164 (void)define_esc_key;
165 #endif
166
167 keypad(stdscr, 1);
168 keypad(view_w, 1);
169 keypad(slot_w, 1);
170 keypad(scroll_w, 1);
171 keypad(stat_w, 1);
172 keypad(turn_w, 1);
173
174 done_curses++;
175 }
176
177 void
cleanupscreen(void)178 cleanupscreen(void)
179 {
180 /* alarm already turned off */
181 if (done_curses) {
182 if (ingame) {
183 wmove(scroll_w, SCROLL_Y - 1, 0);
184 wclrtoeol(scroll_w);
185 display_redraw();
186 } else {
187 move(LINES-1, 0);
188 clrtoeol();
189 }
190 endwin();
191 }
192 }
193
194 ////////////////////////////////////////////////////////////
195 // curses utility functions
196
197 /*
198 * fill to eol with spaces
199 * (useful with A_REVERSE since cleartoeol() does not clear to reversed)
200 */
201 static void
filltoeol(void)202 filltoeol(void)
203 {
204 int x;
205
206 for (x = getcurx(stdscr); x < COLS; x++) {
207 addch(' ');
208 }
209 }
210
211 /*
212 * Add a maybe-selected string.
213 *
214 * Place strings starting at (Y0, X0); this is string ITEM; CURITEM
215 * is the selected one; WIDTH is the total width. STR is the string.
216 */
217 static void
mvaddselstr(int y,int x0,int item,int curitem,size_t width,const char * str)218 mvaddselstr(int y, int x0, int item, int curitem,
219 size_t width, const char *str)
220 {
221 size_t i, len;
222
223 len = strlen(str);
224
225 move(y, x0);
226 if (curitem == item) {
227 attron(A_REVERSE);
228 }
229 addstr(str);
230 if (curitem == item) {
231 for (i=len; i<width; i++) {
232 addch(' ');
233 }
234 attroff(A_REVERSE);
235 }
236 }
237
238 /*
239 * Likewise but a printf.
240 */
241 static void __printflike(6, 7)
mvselprintw(int y,int x0,int item,int curitem,size_t width,const char * fmt,...)242 mvselprintw(int y, int x0, int item, int curitem,
243 size_t width, const char *fmt, ...)
244 {
245 va_list ap;
246 size_t x;
247
248 move(y, x0);
249 if (curitem == item) {
250 attron(A_REVERSE);
251 }
252 va_start(ap, fmt);
253 vw_printw(stdscr, fmt, ap);
254 va_end(ap);
255 if (curitem == item) {
256 for (x = getcurx(stdscr); x < x0 + width; x++) {
257 addch(' ');
258 }
259 attroff(A_REVERSE);
260 }
261 }
262
263 /*
264 * Move up by 1, scrolling if needed.
265 */
266 static void
up(int * posp,int * scrollp)267 up(int *posp, int *scrollp)
268 {
269 if (*posp > 0) {
270 (*posp)--;
271 }
272 if (scrollp != NULL) {
273 if (*posp < *scrollp) {
274 *scrollp = *posp;
275 }
276 }
277 }
278
279 /*
280 * Move down by 1, scrolling if needed. MAX is the total number of
281 * items; VISIBLE is the number that can be visible at once.
282 */
283 static void
down(int * posp,int * scrollp,int max,int visible)284 down(int *posp, int *scrollp, int max, int visible)
285 {
286 if (max > 0 && *posp < max - 1) {
287 (*posp)++;
288 }
289 if (scrollp != NULL) {
290 if (*posp > *scrollp + visible - 1) {
291 *scrollp = *posp - visible + 1;
292 }
293 }
294 }
295
296 /*
297 * Complain briefly.
298 */
299 static void __printflike(3, 4)
oops(int y,int x,const char * fmt,...)300 oops(int y, int x, const char *fmt, ...)
301 {
302 int oy, ox;
303 va_list ap;
304
305 oy = getcury(stdscr);
306 ox = getcurx(stdscr);
307 move(y, x);
308 va_start(ap, fmt);
309 vw_printw(stdscr, fmt, ap);
310 va_end(ap);
311 move(oy, ox);
312 wrefresh(stdscr);
313 sleep(1);
314 }
315
316 ////////////////////////////////////////////////////////////
317 // scrolling message area
318
319 static void
scrollarea_add(const char * text)320 scrollarea_add(const char *text)
321 {
322 char *copy;
323 int errsave;
324
325 copy = strdup(text);
326 if (copy == NULL) {
327 goto nomem;
328 }
329 if (stringarray_add(sc_lines, copy, NULL)) {
330 goto nomem;
331 }
332 return;
333
334 nomem:
335 /*
336 * XXX this should use leave(), but that won't
337 * currently work right.
338 */
339 errsave = errno;
340 #if 0
341 leave(LEAVE_MALLOC);
342 #else
343 cleanupscreen();
344 sync_close(!hasdriver);
345 errno = errsave;
346 err(1, "malloc");
347 #endif
348 }
349
350 static void
draw_scroll(void)351 draw_scroll(void)
352 {
353 unsigned total_lines;
354 unsigned visible_lines;
355 unsigned index_of_top;
356 unsigned index_of_y;
357 unsigned y;
358 unsigned cursorx;
359
360 werase(scroll_w);
361
362 /* XXX: SCROLL_Y and whatnot should be unsigned too */
363 visible_lines = SCROLL_Y - 1;
364
365 total_lines = stringarray_num(sc_lines);
366 if (total_lines > visible_lines) {
367 index_of_top = total_lines - visible_lines;
368 } else {
369 index_of_top = 0;
370 }
371 if (index_of_top < sc_scrollup) {
372 index_of_top = 0;
373 } else {
374 index_of_top -= sc_scrollup;
375 }
376
377 for (y = 0; y < visible_lines; y++) {
378 index_of_y = index_of_top + y;
379 if (index_of_y >= total_lines) {
380 break;
381 }
382 wmove(scroll_w, y, 0);
383 waddstr(scroll_w, stringarray_get(sc_lines, index_of_y));
384 }
385 if (sc_hasprompt && !sc_hideprompt) {
386 wmove(scroll_w, SCROLL_Y-1, 0);
387 waddstr(scroll_w, sc_prompt);
388 waddstr(scroll_w, sc_buf);
389 cursorx = strlen(sc_prompt) + strlen(sc_buf);
390 wmove(scroll_w, SCROLL_Y-1, cursorx);
391 }
392 else {
393 wmove(scroll_w, SCROLL_Y-1, 0);
394 }
395 }
396
397 /*VARARGS2*/
398 void
Signal(const char * fmt,struct ship * ship,...)399 Signal(const char *fmt, struct ship *ship, ...)
400 {
401 va_list ap;
402 char format[BUFSIZ];
403 char buf[BUFSIZ];
404
405 if (!done_curses)
406 return;
407 va_start(ap, ship);
408 if (*fmt == '\a') {
409 beep();
410 fmt++;
411 }
412 fmtship(format, sizeof(format), fmt, ship);
413 vsnprintf(buf, sizeof(buf), format, ap);
414 va_end(ap);
415 scrollarea_add(buf);
416 }
417
418 /*VARARGS2*/
419 void
Msg(const char * fmt,...)420 Msg(const char *fmt, ...)
421 {
422 va_list ap;
423 char buf[BUFSIZ];
424
425 if (!done_curses)
426 return;
427 va_start(ap, fmt);
428 if (*fmt == '\a') {
429 beep();
430 fmt++;
431 }
432 vsnprintf(buf, sizeof(buf), fmt, ap);
433 va_end(ap);
434 scrollarea_add(buf);
435 }
436
437 static void
prompt(const char * p,struct ship * ship)438 prompt(const char *p, struct ship *ship)
439 {
440 static char buf[BUFSIZ];
441
442 fmtship(buf, sizeof(buf), p, ship);
443 sc_prompt = buf;
444 sc_buf = "";
445 sc_hasprompt = true;
446 }
447
448 static void
endprompt(void)449 endprompt(void)
450 {
451 sc_prompt = NULL;
452 sc_buf = NULL;
453 sc_hasprompt = false;
454 }
455
456 /*
457 * Next two functions called from newturn() to poke display. Shouldn't
458 * exist... XXX
459 */
460
461 void
display_hide_prompt(void)462 display_hide_prompt(void)
463 {
464 sc_hideprompt = true;
465 draw_scroll();
466 wrefresh(scroll_w);
467 }
468
469 void
display_reshow_prompt(void)470 display_reshow_prompt(void)
471 {
472 sc_hideprompt = false;
473 draw_scroll();
474 wrefresh(scroll_w);
475 }
476
477
478 int
sgetch(const char * p,struct ship * ship,int flag)479 sgetch(const char *p, struct ship *ship, int flag)
480 {
481 int c;
482 char input[2];
483
484 prompt(p, ship);
485 input[0] = '\0';
486 input[1] = '\0';
487 sc_buf = input;
488 blockalarm();
489 draw_scroll();
490 wrefresh(scroll_w);
491 fflush(stdout);
492 unblockalarm();
493 while ((c = wgetch(scroll_w)) == EOF)
494 ;
495 if (flag && c >= ' ' && c < 0x7f) {
496 blockalarm();
497 input[0] = c;
498 draw_scroll();
499 wrefresh(scroll_w);
500 fflush(stdout);
501 unblockalarm();
502 }
503 endprompt();
504 return c;
505 }
506
507 void
sgetstr(const char * pr,char * buf,int n)508 sgetstr(const char *pr, char *buf, int n)
509 {
510 int c;
511 char *p = buf;
512
513 prompt(pr, (struct ship *)0);
514 sc_buf = buf;
515 for (;;) {
516 *p = 0;
517 blockalarm();
518 draw_scroll();
519 wrefresh(scroll_w);
520 fflush(stdout);
521 unblockalarm();
522 while ((c = wgetch(scroll_w)) == EOF)
523 ;
524 switch (c) {
525 case '\n':
526 case '\r':
527 endprompt();
528 return;
529 case '\b':
530 if (p > buf) {
531 /*waddstr(scroll_w, "\b \b");*/
532 p--;
533 }
534 break;
535 default:
536 if (c >= ' ' && c < 0x7f && p < buf + n - 1) {
537 *p++ = c;
538 /*waddch(scroll_w, c);*/
539 } else
540 beep();
541 }
542 }
543 }
544
545 ////////////////////////////////////////////////////////////
546 // drawing of other panes
547
548 void
display_force_full_redraw(void)549 display_force_full_redraw(void)
550 {
551 clear();
552 }
553
554 void
display_redraw(void)555 display_redraw(void)
556 {
557 draw_board();
558 draw_view();
559 draw_turn();
560 draw_stat();
561 draw_slot();
562 draw_scroll();
563 /* move the cursor */
564 wrefresh(scroll_w);
565 /* paranoia */
566 fflush(stdout);
567 }
568
569 static void
draw_view(void)570 draw_view(void)
571 {
572 struct ship *sp;
573
574 werase(view_w);
575 foreachship(sp) {
576 if (sp->file->dir
577 && sp->file->row > viewrow
578 && sp->file->row < viewrow + VIEW_Y
579 && sp->file->col > viewcol
580 && sp->file->col < viewcol + VIEW_X) {
581 wmove(view_w, sp->file->row - viewrow,
582 sp->file->col - viewcol);
583 waddch(view_w, colours(sp));
584 wmove(view_w,
585 sternrow(sp) - viewrow,
586 sterncol(sp) - viewcol);
587 waddch(view_w, sterncolour(sp));
588 }
589 }
590 wrefresh(view_w);
591 }
592
593 static void
draw_turn(void)594 draw_turn(void)
595 {
596 wmove(turn_w, 0, 0);
597 wprintw(turn_w, "%cTurn %d", dont_adjust?'*':'-', turn);
598 wrefresh(turn_w);
599 }
600
601 static void
draw_stat(void)602 draw_stat(void)
603 {
604 wmove(stat_w, STAT_1, 0);
605 wprintw(stat_w, "Points %3d\n", mf->points);
606 wprintw(stat_w, "Fouls %2d\n", fouled(ms));
607 wprintw(stat_w, "Grapples %2d\n", grappled(ms));
608
609 wmove(stat_w, STAT_2, 0);
610 wprintw(stat_w, " 0 %c(%c)\n",
611 maxmove(ms, winddir + 3, -1) + '0',
612 maxmove(ms, winddir + 3, 1) + '0');
613 waddstr(stat_w, " \\|/\n");
614 wprintw(stat_w, " -^-%c(%c)\n",
615 maxmove(ms, winddir + 2, -1) + '0',
616 maxmove(ms, winddir + 2, 1) + '0');
617 waddstr(stat_w, " /|\\\n");
618 wprintw(stat_w, " | %c(%c)\n",
619 maxmove(ms, winddir + 1, -1) + '0',
620 maxmove(ms, winddir + 1, 1) + '0');
621 wprintw(stat_w, " %c(%c)\n",
622 maxmove(ms, winddir, -1) + '0',
623 maxmove(ms, winddir, 1) + '0');
624
625 wmove(stat_w, STAT_3, 0);
626 wprintw(stat_w, "Load %c%c %c%c\n",
627 loadname[mf->loadL], readyname(mf->readyL),
628 loadname[mf->loadR], readyname(mf->readyR));
629 wprintw(stat_w, "Hull %2d\n", mc->hull);
630 wprintw(stat_w, "Crew %2d %2d %2d\n",
631 mc->crew1, mc->crew2, mc->crew3);
632 wprintw(stat_w, "Guns %2d %2d\n", mc->gunL, mc->gunR);
633 wprintw(stat_w, "Carr %2d %2d\n", mc->carL, mc->carR);
634 wprintw(stat_w, "Rigg %d %d %d ", mc->rig1, mc->rig2, mc->rig3);
635 if (mc->rig4 < 0)
636 waddch(stat_w, '-');
637 else
638 wprintw(stat_w, "%d", mc->rig4);
639 wrefresh(stat_w);
640 }
641
642 void
draw_slot(void)643 draw_slot(void)
644 {
645 int i;
646
647 if (!boarding(ms, 0)) {
648 mvwaddstr(slot_w, 0, 0, " ");
649 mvwaddstr(slot_w, 1, 0, " ");
650 } else {
651 wmove(slot_w, 0, 0);
652 for (i = 0; i < 3; i++) {
653 waddch(slot_w, obp[i] ? '1'+i : ' ');
654 }
655 mvwaddstr(slot_w, 1, 0, "OBP");
656 }
657 if (!boarding(ms, 1)) {
658 mvwaddstr(slot_w, 2, 0, " ");
659 mvwaddstr(slot_w, 3, 0, " ");
660 } else {
661 wmove(slot_w, 2, 0);
662 for (i = 0; i < 3; i++) {
663 waddch(slot_w, dbp[i] ? '1'+i : ' ');
664 }
665 mvwaddstr(slot_w, 3, 0, "DBP");
666 }
667
668 wmove(slot_w, SLOT_Y-4, 0);
669 if (mf->RH)
670 wprintw(slot_w, "%dRH", mf->RH);
671 else
672 waddstr(slot_w, " ");
673 wmove(slot_w, SLOT_Y-3, 0);
674 if (mf->RG)
675 wprintw(slot_w, "%dRG", mf->RG);
676 else
677 waddstr(slot_w, " ");
678 wmove(slot_w, SLOT_Y-2, 0);
679 if (mf->RR)
680 wprintw(slot_w, "%dRR", mf->RR);
681 else
682 waddstr(slot_w, " ");
683
684 #define Y (SLOT_Y/2)
685 wmove(slot_w, 7, 1);
686 wprintw(slot_w,"%d", windspeed);
687 mvwaddch(slot_w, Y, 0, ' ');
688 mvwaddch(slot_w, Y, 2, ' ');
689 mvwaddch(slot_w, Y-1, 0, ' ');
690 mvwaddch(slot_w, Y-1, 1, ' ');
691 mvwaddch(slot_w, Y-1, 2, ' ');
692 mvwaddch(slot_w, Y+1, 0, ' ');
693 mvwaddch(slot_w, Y+1, 1, ' ');
694 mvwaddch(slot_w, Y+1, 2, ' ');
695 wmove(slot_w, Y - dr[winddir], 1 - dc[winddir]);
696 switch (winddir) {
697 case 1:
698 case 5:
699 waddch(slot_w, '|');
700 break;
701 case 2:
702 case 6:
703 waddch(slot_w, '/');
704 break;
705 case 3:
706 case 7:
707 waddch(slot_w, '-');
708 break;
709 case 4:
710 case 8:
711 waddch(slot_w, '\\');
712 break;
713 }
714 mvwaddch(slot_w, Y + dr[winddir], 1 + dc[winddir], '+');
715 wrefresh(slot_w);
716 }
717
718 void
draw_board(void)719 draw_board(void)
720 {
721 int n;
722
723 erase();
724 werase(view_w);
725 werase(slot_w);
726 werase(scroll_w);
727 werase(stat_w);
728 werase(turn_w);
729
730 move(BOX_T, BOX_L);
731 for (n = 0; n < BOX_X; n++)
732 addch('-');
733 move(BOX_B, BOX_L);
734 for (n = 0; n < BOX_X; n++)
735 addch('-');
736 for (n = BOX_T+1; n < BOX_B; n++) {
737 mvaddch(n, BOX_L, '|');
738 mvaddch(n, BOX_R, '|');
739 }
740 mvaddch(BOX_T, BOX_L, '+');
741 mvaddch(BOX_T, BOX_R, '+');
742 mvaddch(BOX_B, BOX_L, '+');
743 mvaddch(BOX_B, BOX_R, '+');
744 refresh();
745
746 #if 0
747 #define WSaIM "Wooden Ships & Iron Men"
748 wmove(view_w, 2, (VIEW_X - sizeof WSaIM - 1) / 2);
749 waddstr(view_w, WSaIM);
750 wmove(view_w, 4, (VIEW_X - strlen(cc->name)) / 2);
751 waddstr(view_w, cc->name);
752 wrefresh(view_w);
753 #endif
754
755 move(LINE_T, LINE_L);
756 printw("Class %d %s (%d guns) '%s' (%c%c)",
757 mc->class,
758 classname[mc->class],
759 mc->guns,
760 ms->shipname,
761 colours(ms),
762 sterncolour(ms));
763 refresh();
764 }
765
766 void
display_set_obp(int which,bool show)767 display_set_obp(int which, bool show)
768 {
769 obp[which] = show;
770 }
771
772 void
display_set_dbp(int which,bool show)773 display_set_dbp(int which, bool show)
774 {
775 dbp[which] = show;
776 }
777
778 ////////////////////////////////////////////////////////////
779 // external actions on the display
780
781 void
display_scroll_pageup(void)782 display_scroll_pageup(void)
783 {
784 unsigned total_lines, visible_lines, limit;
785 unsigned pagesize = SCROLL_Y - 2;
786
787 total_lines = stringarray_num(sc_lines);
788 visible_lines = SCROLL_Y - 1;
789 limit = total_lines - visible_lines;
790
791 sc_scrollup += pagesize;
792 if (sc_scrollup > limit) {
793 sc_scrollup = limit;
794 }
795 }
796
797 void
display_scroll_pagedown(void)798 display_scroll_pagedown(void)
799 {
800 unsigned pagesize = SCROLL_Y - 2;
801
802 if (sc_scrollup < pagesize) {
803 sc_scrollup = 0;
804 } else {
805 sc_scrollup -= pagesize;
806 }
807 }
808
809 void
centerview(void)810 centerview(void)
811 {
812 viewrow = mf->row - VIEW_Y / 2;
813 viewcol = mf->col - VIEW_X / 2;
814 }
815
816 void
upview(void)817 upview(void)
818 {
819 viewrow -= VIEW_Y / 3;
820 }
821
822 void
downview(void)823 downview(void)
824 {
825 viewrow += VIEW_Y / 3;
826 }
827
828 void
leftview(void)829 leftview(void)
830 {
831 viewcol -= VIEW_X / 5;
832 }
833
834 void
rightview(void)835 rightview(void)
836 {
837 viewcol += VIEW_X / 5;
838 }
839
840 /* Called from newturn()... rename? */
841 void
display_adjust_view(void)842 display_adjust_view(void)
843 {
844 if (dont_adjust)
845 return;
846 if (mf->row < viewrow + VIEW_Y/4)
847 viewrow = mf->row - (VIEW_Y - VIEW_Y/4);
848 else if (mf->row > viewrow + (VIEW_Y - VIEW_Y/4))
849 viewrow = mf->row - VIEW_Y/4;
850 if (mf->col < viewcol + VIEW_X/8)
851 viewcol = mf->col - (VIEW_X - VIEW_X/8);
852 else if (mf->col > viewcol + (VIEW_X - VIEW_X/8))
853 viewcol = mf->col - VIEW_X/8;
854 }
855
856 ////////////////////////////////////////////////////////////
857 // starting game
858
859 static bool shipselected;
860 static int loadpos;
861
862 static int
nextload(int load)863 nextload(int load)
864 {
865 switch (load) {
866 case L_ROUND: return L_GRAPE;
867 case L_GRAPE: return L_CHAIN;
868 case L_CHAIN: return L_DOUBLE;
869 case L_DOUBLE: return L_ROUND;
870 }
871 return L_ROUND;
872 }
873
874 static int
loadbychar(int ch)875 loadbychar(int ch)
876 {
877 switch (ch) {
878 case 'r': return L_ROUND;
879 case 'g': return L_GRAPE;
880 case 'c': return L_CHAIN;
881 case 'd': return L_DOUBLE;
882 }
883 return L_ROUND;
884 }
885
886 static const char *
loadstr(int load)887 loadstr(int load)
888 {
889 switch (load) {
890 case L_ROUND: return "round";
891 case L_GRAPE: return "grape";
892 case L_CHAIN: return "chain";
893 case L_DOUBLE: return "double";
894 }
895 return "???";
896 }
897
898 static void
displayshiplist(void)899 displayshiplist(void)
900 {
901 struct ship *sp;
902 int which;
903
904 erase();
905
906 attron(A_BOLD);
907 mvaddstr(1, 4, cc->name);
908 attroff(A_BOLD);
909
910 which = 0;
911 foreachship(sp) {
912 mvselprintw(which + 3, 4, which, player, 60,
913 " %2d: %-10s %-15s (%-2d pts) %s",
914 sp->file->index,
915 countryname[sp->nationality],
916 sp->shipname,
917 sp->specs->pts,
918 saywhat(sp, 1));
919 which++;
920 }
921
922 if (!shipselected) {
923 mvaddstr(15, 4, "Choose your ship");
924 move(player + 3, 63);
925 } else {
926 mvselprintw(15, 4, 0, loadpos, 32,
927 "Initial left broadside: %s", loadstr(mf->loadL));
928 mvselprintw(16, 4, 1, loadpos, 32,
929 "Initial right broadside: %s", loadstr(mf->loadR));
930 mvselprintw(17, 4, 2, loadpos, 32, "Set sail");
931 move(loadpos+15, 35);
932 }
933
934 wrefresh(stdscr);
935 }
936
937 static int
pickship(void)938 pickship(void)
939 {
940 struct File *fp;
941 struct ship *sp;
942 bool done;
943 int ch;
944
945 for (;;) {
946 foreachship(sp)
947 if (sp->file->captain[0] == 0 && !sp->file->struck
948 && sp->file->captured == 0)
949 break;
950 if (sp >= ls) {
951 return -1;
952 }
953 player = sp - SHIP(0);
954 if (randomize) {
955 /* nothing */
956 } else {
957 done = false;
958 while (!done) {
959 displayshiplist();
960
961 ch = getch();
962 switch (ch) {
963 case 12 /*^L*/:
964 clear();
965 break;
966 case '\r':
967 case '\n':
968 done = true;
969 break;
970 case 7 /*^G*/:
971 case 8 /*^H*/:
972 case 27 /*ESC*/:
973 case 127 /*^?*/:
974 beep();
975 break;
976 case 16 /*^P*/:
977 case KEY_UP:
978 up(&player, NULL);
979 break;
980 case 14 /*^N*/:
981 case KEY_DOWN:
982 down(&player, NULL, cc->vessels,
983 cc->vessels);
984 break;
985 default:
986 beep();
987 break;
988 }
989 }
990 }
991 if (player < 0)
992 continue;
993 if (Sync() < 0)
994 leave(LEAVE_SYNC);
995 fp = SHIP(player)->file;
996 if (fp->captain[0] || fp->struck || fp->captured != 0)
997 oops(16, 4, "That ship is taken.");
998 else
999 break;
1000 }
1001 return 0;
1002 }
1003
1004 static void
pickload(void)1005 pickload(void)
1006 {
1007 bool done;
1008 int ch;
1009
1010 mf->loadL = L_ROUND;
1011 mf->loadR = L_ROUND;
1012
1013 loadpos = 0;
1014 done = false;
1015 while (!done) {
1016 displayshiplist();
1017
1018 ch = getch();
1019 switch (ch) {
1020 case 12 /*^L*/:
1021 clear();
1022 break;
1023 case 'r':
1024 case 'g':
1025 case 'c':
1026 case 'd':
1027 switch (loadpos) {
1028 case 0: mf->loadL = loadbychar(ch); break;
1029 case 1: mf->loadR = loadbychar(ch); break;
1030 case 2: beep(); break;
1031 }
1032 break;
1033 case '\r':
1034 case '\n':
1035 switch (loadpos) {
1036 case 0: mf->loadL = nextload(mf->loadL); break;
1037 case 1: mf->loadR = nextload(mf->loadR); break;
1038 case 2: done = true; break;
1039 }
1040 break;
1041 case 7 /*^G*/:
1042 case 8 /*^H*/:
1043 case 27 /*ESC*/:
1044 case 127 /*^?*/:
1045 beep();
1046 break;
1047 case 16 /*^P*/:
1048 case KEY_UP:
1049 up(&loadpos, NULL);
1050 break;
1051 case 14 /*^N*/:
1052 case KEY_DOWN:
1053 down(&loadpos, NULL, 3, 3);
1054 break;
1055 default:
1056 beep();
1057 break;
1058 }
1059 }
1060 mf->readyR = R_LOADED|R_INITIAL;
1061 mf->readyL = R_LOADED|R_INITIAL;
1062 }
1063
1064 static void
startgame(void)1065 startgame(void)
1066 {
1067
1068 ingame = true;
1069 shipselected = false;
1070
1071 pl_main_init();
1072
1073 hasdriver = sync_exists(game);
1074 if (sync_open() < 0) {
1075 oops(21, 10, "syncfile: %s", strerror(errno));
1076 pl_main_uninit();
1077 ingame = false;
1078 return;
1079 }
1080
1081 if (hasdriver) {
1082 mvaddstr(21, 10, "Synchronizing with the other players...");
1083 wrefresh(stdscr);
1084 fflush(stdout);
1085 if (Sync() < 0)
1086 leave(LEAVE_SYNC);
1087 } else {
1088 mvaddstr(21, 10, "Starting driver...");
1089 wrefresh(stdscr);
1090 fflush(stdout);
1091 startdriver();
1092 }
1093
1094 if (pickship() < 0) {
1095 oops(21, 10, "All ships taken in that scenario.");
1096 sync_close(0);
1097 people = 0;
1098 pl_main_uninit();
1099 ingame = false;
1100 return;
1101 }
1102 shipselected = true;
1103
1104 ms = SHIP(player);
1105 mf = ms->file;
1106 mc = ms->specs;
1107
1108 pickload();
1109
1110 pl_main();
1111 ingame = false;
1112 }
1113
1114 ////////////////////////////////////////////////////////////
1115 // scenario picker
1116
1117 static int pickerpos;
1118 static int pickerscroll;
1119
1120 static const char *
absdirectionname(int dir)1121 absdirectionname(int dir)
1122 {
1123 switch (dir) {
1124 case 1: return "South";
1125 case 2: return "Southwest";
1126 case 3: return "West";
1127 case 4: return "Northwest";
1128 case 5: return "North";
1129 case 6: return "Northeast";
1130 case 7: return "East";
1131 case 8: return "Southeast";
1132 }
1133 return "?";
1134 }
1135
1136 static const char *
windname(int wind)1137 windname(int wind)
1138 {
1139 switch (wind) {
1140 case 0: return "calm";
1141 case 1: return "light breeze";
1142 case 2: return "moderate breeze";
1143 case 3: return "fresh breeze";
1144 case 4: return "strong breeze";
1145 case 5: return "gale";
1146 case 6: return "full gale";
1147 case 7: return "hurricane";
1148 }
1149 return "???";
1150 }
1151
1152 static const char *
nationalityname(int nationality)1153 nationalityname(int nationality)
1154 {
1155 switch (nationality) {
1156 case N_A: return "a";
1157 case N_B: return "b";
1158 case N_S: return "s";
1159 case N_F: return "f";
1160 case N_J: return "j";
1161 case N_D: return "d";
1162 case N_K: return "k";
1163 case N_O: return "o";
1164 }
1165 return "?";
1166 }
1167
1168 static void
drawpicker(void)1169 drawpicker(void)
1170 {
1171 int y, sc, i;
1172 struct ship *ship;
1173
1174 erase();
1175
1176 mvaddstr(0, 0, "## SHIPS TITLE");
1177 for (y=1; y<LINES-11; y++) {
1178 sc = (y-1) + pickerscroll;
1179 if (sc < NSCENE) {
1180 mvselprintw(y, 0, sc, pickerpos, 56,
1181 "%-2d %-5d %s",
1182 sc, scene[sc].vessels, scene[sc].name);
1183 }
1184 }
1185
1186 mvprintw(2, 60 + 2, "%s wind",
1187 absdirectionname(scene[pickerpos].winddir));
1188 mvprintw(3, 60 + 2, "(%s)",
1189 windname(scene[pickerpos].windspeed));
1190
1191 for (i=0; i<scene[pickerpos].vessels; i++) {
1192 ship = &scene[pickerpos].ship[i];
1193 mvprintw(LINES-10 + i, 0,
1194 "(%s) %-16s %3d gun %s (%s crew) (%d pts)",
1195 nationalityname(ship->nationality),
1196 ship->shipname,
1197 ship->specs->guns,
1198 shortclassname[ship->specs->class],
1199 qualname[ship->specs->qual],
1200 ship->specs->pts);
1201 }
1202
1203 move(1 + pickerpos - pickerscroll, 55);
1204 wrefresh(stdscr);
1205 }
1206
1207 static int
pickscenario(int initpos)1208 pickscenario(int initpos)
1209 {
1210 int ch;
1211
1212 pickerpos = initpos;
1213 if (pickerpos < 0) {
1214 pickerpos = 0;
1215 }
1216
1217 while (1) {
1218 drawpicker();
1219 ch = getch();
1220 switch (ch) {
1221 case 12 /*^L*/:
1222 clear();
1223 break;
1224 case '\r':
1225 case '\n':
1226 return pickerpos;
1227 case 7 /*^G*/:
1228 case 8 /*^H*/:
1229 case 27 /*ESC*/:
1230 case 127 /*^?*/:
1231 return initpos;
1232 case 16 /*^P*/:
1233 case KEY_UP:
1234 up(&pickerpos, &pickerscroll);
1235 break;
1236 case 14 /*^N*/:
1237 case KEY_DOWN:
1238 down(&pickerpos, &pickerscroll, NSCENE, LINES-12);
1239 break;
1240 default:
1241 beep();
1242 break;
1243 }
1244 }
1245 return pickerpos;
1246 }
1247
1248 ////////////////////////////////////////////////////////////
1249 // setup menus
1250
1251 #define MAINITEMS_NUM 5
1252 #define STARTITEMS_NUM 4
1253 #define OPTIONSITEMS_NUM 5
1254
1255 static int mainpos;
1256 static bool connected;
1257
1258 static bool joinactive;
1259 static int joinpos;
1260 static int joinscroll;
1261 static int joinable[NSCENE];
1262 static int numjoinable;
1263
1264 static bool startactive;
1265 static int startpos;
1266 static int startscenario;
1267
1268 static bool optionsactive;
1269 static int optionspos;
1270 static char o_myname[MAXNAMESIZE];
1271 static bool o_randomize;
1272 static bool o_longfmt;
1273 static bool o_nobells;
1274
1275
1276 /*
1277 * this and sgetstr() should share code
1278 */
1279 static void
startup_getstr(int y,int x,char * buf,size_t max)1280 startup_getstr(int y, int x, char *buf, size_t max)
1281 {
1282 size_t pos = 0;
1283 int ch;
1284
1285 for (;;) {
1286 buf[pos] = 0;
1287 move(y, x);
1288 addstr(buf);
1289 clrtoeol();
1290 wrefresh(stdscr);
1291 fflush(stdout);
1292
1293 ch = getch();
1294 switch (ch) {
1295 case '\n':
1296 case '\r':
1297 return;
1298 case '\b':
1299 if (pos > 0) {
1300 /*waddstr(scroll_w, "\b \b");*/
1301 pos--;
1302 }
1303 break;
1304 default:
1305 if (ch >= ' ' && ch < 0x7f && pos < max - 1) {
1306 buf[pos++] = ch;
1307 } else {
1308 beep();
1309 }
1310 }
1311 }
1312 }
1313
1314 static void
changename(void)1315 changename(void)
1316 {
1317 mvaddstr(LINES-2, COLS/2, "Enter your name:");
1318 startup_getstr(LINES-1, COLS/2, o_myname, sizeof(o_myname));
1319 }
1320
1321 static void
checkforgames(void)1322 checkforgames(void)
1323 {
1324 int i;
1325 int prev;
1326
1327 if (numjoinable > 0) {
1328 prev = joinable[joinpos];
1329 } else {
1330 prev = 0;
1331 }
1332
1333 numjoinable = 0;
1334 for (i = 0; i < NSCENE; i++) {
1335 if (!sync_exists(i)) {
1336 continue;
1337 }
1338 if (i < prev) {
1339 joinpos = numjoinable;
1340 }
1341 joinable[numjoinable++] = i;
1342 }
1343 if (joinpos > numjoinable) {
1344 joinpos = (numjoinable > 0) ? numjoinable - 1 : 0;
1345 }
1346 if (joinscroll > joinpos) {
1347 joinscroll = (joinpos > 0) ? joinpos - 1 : 0;
1348 }
1349 }
1350
1351 static void
drawstartmenus(void)1352 drawstartmenus(void)
1353 {
1354 const int mainy0 = 8;
1355 const int mainx0 = 12;
1356
1357 erase();
1358
1359 mvaddstr(5, 10, "Wooden Ships & Iron Men");
1360
1361 mvaddselstr(mainy0+0, mainx0, 0, mainpos, 17, "Join a game");
1362 mvaddselstr(mainy0+1, mainx0, 1, mainpos, 17, "Start a game");
1363 mvaddselstr(mainy0+2, mainx0, 2, mainpos, 17, "Options");
1364 mvaddselstr(mainy0+3, mainx0, 3, mainpos, 17, "Show high scores");
1365 mvaddselstr(mainy0+4, mainx0, 4, mainpos, 17, "Quit");
1366
1367 mvprintw(15, 10, "Captain %s", myname);
1368 if (connected) {
1369 mvaddstr(16, 10, "Connected via scratch files.");
1370 } else {
1371 mvaddstr(16, 10, "Not connected.");
1372 }
1373
1374 if (joinactive) {
1375 int y0, leavey = 0, i, sc;
1376
1377 mvaddstr(0, COLS/2, "## SHIPS TITLE");
1378 y0 = 1;
1379 for (i = 0; i < numjoinable; i++) {
1380 if (i >= joinscroll && i < joinscroll + LINES-1) {
1381 move(y0 + i - joinscroll, COLS/2);
1382 if (i == joinpos) {
1383 attron(A_REVERSE);
1384 }
1385 sc = joinable[i];
1386 printw("%-2d %-5d %s",
1387 sc, scene[sc].vessels, scene[sc].name);
1388 if (i == joinpos) {
1389 filltoeol();
1390 attroff(A_REVERSE);
1391 leavey = y0 + i - joinscroll;
1392 }
1393 }
1394 }
1395 mvaddstr(19, 10, "(Esc to abort)");
1396 if (numjoinable > 0) {
1397 mvaddstr(18, 10, "Choose a game to join.");
1398 move(leavey, COLS-1);
1399 } else {
1400 mvaddstr(2, COLS/2, "No games.");
1401 mvaddstr(18, 10, "Press return to refresh.");
1402 }
1403
1404 } else if (startactive) {
1405 const char *name;
1406
1407 mvaddstr(18, 10, "Start a new game");
1408 mvaddstr(19, 10, "(Esc to abort)");
1409 mvaddstr(2, COLS/2, "New game");
1410
1411 name = (startscenario < 0) ?
1412 "not selected" : scene[startscenario].name;
1413
1414 mvselprintw(4, COLS/2, 0, startpos, COLS/2 - 1,
1415 "Scenario: %s", name);
1416 mvaddselstr(5, COLS/2, 1, startpos, COLS/2 - 1,
1417 "Visibility: local");
1418 mvaddselstr(6, COLS/2, 2, startpos, COLS/2 - 1,
1419 "Password: unset");
1420 mvaddselstr(7, COLS/2, 3, startpos, COLS/2 - 1,
1421 "Start game");
1422 move(4+startpos, COLS - 2);
1423
1424 } else if (optionsactive) {
1425 mvaddstr(18, 10, "Adjust options");
1426 mvaddstr(19, 10, "(Esc to abort)");
1427 mvaddstr(2, COLS/2, "Adjust options");
1428
1429 mvselprintw(4, COLS/2, 0, optionspos, COLS/2-1,
1430 "Your name: %s", o_myname);
1431 mvselprintw(5, COLS/2, 1, optionspos, COLS/2-1,
1432 "Auto-pick ships: %s", o_randomize ? "ON" : "off");
1433 mvselprintw(6, COLS/2, 2, optionspos, COLS/2-1,
1434 "Usernames in scores: %s",
1435 o_longfmt ? "ON" : "off");
1436 mvselprintw(7, COLS/2, 3, optionspos, COLS/2-1,
1437 "Beeping: %s", o_nobells ? "OFF" : "on");
1438 mvselprintw(8, COLS/2, 4, optionspos, COLS/2-1,
1439 "Apply changes");
1440 move(4+optionspos, COLS - 2);
1441
1442 } else {
1443 move(mainy0 + mainpos, mainx0 + 16);
1444 }
1445
1446 wrefresh(stdscr);
1447 fflush(stdout);
1448 }
1449
1450 void
startup(void)1451 startup(void)
1452 {
1453 int ch;
1454
1455 connected = false;
1456 mainpos = 0;
1457
1458 joinactive = false;
1459 joinpos = 0;
1460 joinscroll = 0;
1461 numjoinable = 0;
1462
1463 startactive = false;
1464 startpos = 0;
1465 startscenario = -1;
1466
1467 optionsactive = false;
1468 optionspos = 0;
1469
1470 while (1) {
1471 if (joinactive) {
1472 checkforgames();
1473 }
1474 drawstartmenus();
1475 ch = getch();
1476 switch (ch) {
1477 case 12 /*^L*/:
1478 clear();
1479 break;
1480 case '\r':
1481 case '\n':
1482 if (joinactive && numjoinable > 0) {
1483 game = joinable[joinpos];
1484 startgame();
1485 joinactive = false;
1486 } else if (startactive) {
1487 switch (startpos) {
1488 case 0:
1489 startscenario = pickscenario(startscenario);
1490 startpos = 3;
1491 break;
1492 case 1:
1493 case 2:
1494 oops(21, 10, "That doesn't work yet.");
1495 break;
1496 case 3:
1497 if (startscenario >= 0) {
1498 game = startscenario;
1499 /* can't do this here yet */
1500 /*startdriver();*/
1501 startgame();
1502 startactive = false;
1503 startscenario = -1;
1504 } else {
1505 oops(21, 10,
1506 "Pick a scenario.");
1507 }
1508 break;
1509 }
1510 } else if (optionsactive) {
1511 switch (optionspos) {
1512 case 0: changename(); break;
1513 case 1: o_randomize = !o_randomize; break;
1514 case 2: o_longfmt = !o_longfmt; break;
1515 case 3: o_nobells = !o_nobells; break;
1516 case 4:
1517 strlcpy(myname, o_myname,
1518 sizeof(myname));
1519 randomize = o_randomize;
1520 longfmt = o_longfmt;
1521 nobells = o_nobells;
1522 optionsactive = false;
1523 break;
1524 }
1525 } else {
1526 switch (mainpos) {
1527 case 0: joinactive = true; break;
1528 case 1: startactive = true; break;
1529 case 2:
1530 strlcpy(o_myname, myname,
1531 sizeof(o_myname));
1532 o_randomize = randomize;
1533 o_longfmt = longfmt;
1534 o_nobells = nobells;
1535 optionsactive = true;
1536 break;
1537 case 3: lo_curses(); break;
1538 case 4: return;
1539 }
1540 }
1541 break;
1542 case 7 /*^G*/:
1543 case 8 /*^H*/:
1544 case 27 /*ESC*/:
1545 case 127 /*^?*/:
1546 if (joinactive) {
1547 joinactive = false;
1548 } else if (startactive) {
1549 startactive = false;
1550 } else if (optionsactive) {
1551 optionsactive = false;
1552 } else {
1553 /* nothing */
1554 }
1555 break;
1556 case 16 /*^P*/:
1557 case KEY_UP:
1558 if (joinactive) {
1559 up(&joinpos, &joinscroll);
1560 } else if (startactive) {
1561 up(&startpos, NULL);
1562 } else if (optionsactive) {
1563 up(&optionspos, NULL);
1564 } else {
1565 up(&mainpos, NULL);
1566 }
1567 break;
1568 case 14 /*^N*/:
1569 case KEY_DOWN:
1570 if (joinactive) {
1571 down(&joinpos, &joinscroll,
1572 numjoinable, LINES-1);
1573 } else if (startactive) {
1574 down(&startpos, NULL,
1575 STARTITEMS_NUM, STARTITEMS_NUM);
1576 } else if (optionsactive) {
1577 down(&optionspos, NULL,
1578 OPTIONSITEMS_NUM, OPTIONSITEMS_NUM);
1579 } else {
1580 down(&mainpos, NULL,
1581 MAINITEMS_NUM, MAINITEMS_NUM);
1582 }
1583 break;
1584 default:
1585 beep();
1586 break;
1587 }
1588 }
1589 }
1590