sail/pl_7.c

   1 /*      $NetBSD: pl_7.c,v 1.33 2009/03/15 00:35:42 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 1.33 2009/03/15 00:35:42 dholland Exp $");
  38 #endif
  39 #endif /* not lint */
  40
  41 #include <curses.h>
  42 #include <err.h>
  43 #include <signal.h>
  44 #include <stdarg.h>
  45 #include <stdio.h>
  46 #include <stdlib.h>
  47 #include <unistd.h>
  48 #include <string.h>
  49 #include "extern.h"
  50 #include "player.h"
  51 #include "display.h"
  52
  53 static void Scroll(void);
  54 static void endprompt(int);
  55 static void adjustview(void);
  56
  57 /*
  58  * Display interface
  59  */
  60
  61 static char sc_hasprompt;
  62 static const char *sc_prompt;
  63 static const char *sc_buf;
  64 static int sc_line;
  65
  66 static WINDOW *view_w;
  67 static WINDOW *slot_w;
  68 static WINDOW *scroll_w;
  69 static WINDOW *stat_w;
  70 static WINDOW *turn_w;
  71
  72 int done_curses;
  73 int loaded, fired, changed, repaired;
  74 int dont_adjust;
  75 int viewrow, viewcol;
  76 char movebuf[sizeof SHIP(0)->file->movebuf];
  77 int player;
  78 struct ship *ms;                /* memorial structure, &cc->ship[player] */
  79 struct File *mf;                /* ms->file */
  80 struct shipspecs *mc;           /* ms->specs */
  81
  82 void
  83 initscreen(void)
  84 {
  85         if (signal(SIGTSTP, SIG_DFL) == SIG_ERR) {
  86                 err(1, "signal(SIGTSTP)");
  87         }
  88
  89         if (initscr() == NULL) {
  90                 errx(1, "Can't sail on this terminal.");
  91         }
  92         if (STAT_R >= COLS || SCROLL_Y <= 0) {
  93                 errx(1, "Window/terminal not large enough.");
  94         }
  95
  96         view_w = newwin(VIEW_Y, VIEW_X, VIEW_T, VIEW_L);
  97         slot_w = newwin(SLOT_Y, SLOT_X, SLOT_T, SLOT_L);
  98         scroll_w = newwin(SCROLL_Y, SCROLL_X, SCROLL_T, SCROLL_L);
  99         stat_w = newwin(STAT_Y, STAT_X, STAT_T, STAT_L);
 100         turn_w = newwin(TURN_Y, TURN_X, TURN_T, TURN_L);
 101
 102         if (view_w == NULL ||
 103             slot_w == NULL ||
 104             scroll_w == NULL ||
 105             stat_w == NULL ||
 106             turn_w == NULL) {
 107                 endwin();
 108                 errx(1, "Curses initialization failed.");
 109         }
 110
 111         leaveok(view_w, 1);
 112         leaveok(slot_w, 1);
 113         leaveok(stat_w, 1);
 114         leaveok(turn_w, 1);
 115         noecho();
 116         cbreak();
 117
 118         done_curses++;
 119 }
 120
 121 void
 122 cleanupscreen(void)
 123 {
 124         /* alarm already turned off */
 125         if (done_curses) {
 126                 wmove(scroll_w, SCROLL_Y - 1, 0);
 127                 wclrtoeol(scroll_w);
 128                 draw_screen();
 129                 endwin();
 130         }
 131 }
 132
 133 /*ARGSUSED*/
 134 void
 135 newturn(int n __unused)
 136 {
 137         repaired = loaded = fired = changed = 0;
 138         movebuf[0] = '\0';
 139
 140         alarm(0);
 141         if (mf->readyL & R_LOADING) {
 142                 if (mf->readyL & R_DOUBLE)
 143                         mf->readyL = R_LOADING;
 144                 else
 145                         mf->readyL = R_LOADED;
 146         }
 147         if (mf->readyR & R_LOADING) {
 148                 if (mf->readyR & R_DOUBLE)
 149                         mf->readyR = R_LOADING;
 150                 else
 151                         mf->readyR = R_LOADED;
 152         }
 153         if (!hasdriver)
 154                 send_ddead();
 155
 156         if (sc_hasprompt) {
 157                 wmove(scroll_w, sc_line, 0);
 158                 wclrtoeol(scroll_w);
 159         }
 160         if (Sync() < 0)
 161                 leave(LEAVE_SYNC);
 162         if (!hasdriver)
 163                 leave(LEAVE_DRIVER);
 164         if (sc_hasprompt)
 165                 wprintw(scroll_w, "%s%s", sc_prompt, sc_buf);
 166
 167         if (turn % 50 == 0)
 168                 send_alive();
 169         if (mf->FS && (!mc->rig1 || windspeed == 6))
 170                 send_fs(ms, 0);
 171         if (mf->FS == 1)
 172                 send_fs(ms, 2);
 173
 174         if (mf->struck)
 175                 leave(LEAVE_QUIT);
 176         if (mf->captured != 0)
 177                 leave(LEAVE_CAPTURED);
 178         if (windspeed == 7)
 179                 leave(LEAVE_HURRICAN);
 180
 181         adjustview();
 182         draw_screen();
 183
 184         signal(SIGALRM, newturn);
 185         alarm(7);
 186 }
 187
 188 /*VARARGS2*/
 189 void
 190 Signal(const char *fmt, struct ship *ship, ...)
 191 {
 192         va_list ap;
 193         char format[BUFSIZ];
 194
 195         if (!done_curses)
 196                 return;
 197         va_start(ap, ship);
 198         if (*fmt == '\a')
 199                 putchar(*fmt++);
 200         fmtship(format, sizeof(format), fmt, ship);
 201         vwprintw(scroll_w, format, ap);
 202         va_end(ap);
 203         Scroll();
 204 }
 205
 206 /*VARARGS2*/
 207 void
 208 Msg(const char *fmt, ...)
 209 {
 210         va_list ap;
 211
 212         if (!done_curses)
 213                 return;
 214         va_start(ap, fmt);
 215         if (*fmt == '\a')
 216                 putchar(*fmt++);
 217         vwprintw(scroll_w, fmt, ap);
 218         va_end(ap);
 219         Scroll();
 220 }
 221
 222 static void
 223 Scroll(void)
 224 {
 225         if (++sc_line >= SCROLL_Y)
 226                 sc_line = 0;
 227         wmove(scroll_w, sc_line, 0);
 228         wclrtoeol(scroll_w);
 229 }
 230
 231 void
 232 prompt(const char *p, struct ship *ship)
 233 {
 234         static char buf[BUFSIZ];
 235
 236         fmtship(buf, sizeof(buf), p, ship);
 237         sc_prompt = buf;
 238         sc_buf = "";
 239         sc_hasprompt = 1;
 240         waddstr(scroll_w, buf);
 241 }
 242
 243 static void
 244 endprompt(int flag)
 245 {
 246         sc_hasprompt = 0;
 247         if (flag)
 248                 Scroll();
 249 }
 250
 251 int
 252 sgetch(const char *p, struct ship *ship, int flag)
 253 {
 254         int c;
 255         prompt(p, ship);
 256         blockalarm();
 257         wrefresh(scroll_w);
 258         unblockalarm();
 259         while ((c = wgetch(scroll_w)) == EOF)
 260                 ;
 261         if (flag && c >= ' ' && c < 0x7f)
 262                 waddch(scroll_w, c);
 263         endprompt(flag);
 264         return c;
 265 }
 266
 267 void
 268 sgetstr(const char *pr, char *buf, int n)
 269 {
 270         int c;
 271         char *p = buf;
 272
 273         prompt(pr, (struct ship *)0);
 274         sc_buf = buf;
 275         for (;;) {
 276                 *p = 0;
 277                 blockalarm();
 278                 wrefresh(scroll_w);
 279                 unblockalarm();
 280                 while ((c = wgetch(scroll_w)) == EOF)
 281                         ;
 282                 switch (c) {
 283                 case '\n':
 284                 case '\r':
 285                         endprompt(1);
 286                         return;
 287                 case '\b':
 288                         if (p > buf) {
 289                                 waddstr(scroll_w, "\b \b");
 290                                 p--;
 291                         }
 292                         break;
 293                 default:
 294                         if (c >= ' ' && c < 0x7f && p < buf + n - 1) {
 295                                 *p++ = c;
 296                                 waddch(scroll_w, c);
 297                         } else
 298                                 putchar('\a');
 299                 }
 300         }
 301 }
 302
 303 void
 304 draw_screen(void)
 305 {
 306         draw_view();
 307         draw_turn();
 308         draw_stat();
 309         draw_slot();
 310         wrefresh(scroll_w);             /* move the cursor */
 311 }
 312
 313 void
 314 draw_view(void)
 315 {
 316         struct ship *sp;
 317
 318         werase(view_w);
 319         foreachship(sp) {
 320                 if (sp->file->dir
 321                     && sp->file->row > viewrow
 322                     && sp->file->row < viewrow + VIEW_Y
 323                     && sp->file->col > viewcol
 324                     && sp->file->col < viewcol + VIEW_X) {
 325                         wmove(view_w, sp->file->row - viewrow,
 326                                 sp->file->col - viewcol);
 327                         waddch(view_w, colours(sp));
 328                         wmove(view_w,
 329                                 sternrow(sp) - viewrow,
 330                                 sterncol(sp) - viewcol);
 331                         waddch(view_w, sterncolour(sp));
 332                 }
 333         }
 334         wrefresh(view_w);
 335 }
 336
 337 void
 338 draw_turn(void)
 339 {
 340         wmove(turn_w, 0, 0);
 341         wprintw(turn_w, "%cTurn %d", dont_adjust?'*':'-', turn);
 342         wrefresh(turn_w);
 343 }
 344
 345 void
 346 draw_stat(void)
 347 {
 348         wmove(stat_w, STAT_1, 0);
 349         wprintw(stat_w, "Points  %3d\n", mf->points);
 350         wprintw(stat_w, "Fouls    %2d\n", fouled(ms));
 351         wprintw(stat_w, "Grapples %2d\n", grappled(ms));
 352
 353         wmove(stat_w, STAT_2, 0);
 354         wprintw(stat_w, "    0 %c(%c)\n",
 355                 maxmove(ms, winddir + 3, -1) + '0',
 356                 maxmove(ms, winddir + 3, 1) + '0');
 357         waddstr(stat_w, "   \\|/\n");
 358         wprintw(stat_w, "   -^-%c(%c)\n",
 359                 maxmove(ms, winddir + 2, -1) + '0',
 360                 maxmove(ms, winddir + 2, 1) + '0');
 361         waddstr(stat_w, "   /|\\\n");
 362         wprintw(stat_w, "    | %c(%c)\n",
 363                 maxmove(ms, winddir + 1, -1) + '0',
 364                 maxmove(ms, winddir + 1, 1) + '0');
 365         wprintw(stat_w, "   %c(%c)\n",
 366                 maxmove(ms, winddir, -1) + '0',
 367                 maxmove(ms, winddir, 1) + '0');
 368
 369         wmove(stat_w, STAT_3, 0);
 370         wprintw(stat_w, "Load  %c%c %c%c\n",
 371                 loadname[mf->loadL], readyname(mf->readyL),
 372                 loadname[mf->loadR], readyname(mf->readyR));
 373         wprintw(stat_w, "Hull %2d\n", mc->hull);
 374         wprintw(stat_w, "Crew %2d %2d %2d\n",
 375                 mc->crew1, mc->crew2, mc->crew3);
 376         wprintw(stat_w, "Guns %2d %2d\n", mc->gunL, mc->gunR);
 377         wprintw(stat_w, "Carr %2d %2d\n", mc->carL, mc->carR);
 378         wprintw(stat_w, "Rigg %d %d %d ", mc->rig1, mc->rig2, mc->rig3);
 379         if (mc->rig4 < 0)
 380                 waddch(stat_w, '-');
 381         else
 382                 wprintw(stat_w, "%d", mc->rig4);
 383         wrefresh(stat_w);
 384 }
 385
 386 void
 387 draw_slot(void)
 388 {
 389         if (!boarding(ms, 0)) {
 390                 mvwaddstr(slot_w, 0, 0, "   ");
 391                 mvwaddstr(slot_w, 1, 0, "   ");
 392         } else
 393                 mvwaddstr(slot_w, 1, 0, "OBP");
 394         if (!boarding(ms, 1)) {
 395                 mvwaddstr(slot_w, 2, 0, "   ");
 396                 mvwaddstr(slot_w, 3, 0, "   ");
 397         } else
 398                 mvwaddstr(slot_w, 3, 0, "DBP");
 399
 400         wmove(slot_w, SLOT_Y-4, 0);
 401         if (mf->RH)
 402                 wprintw(slot_w, "%dRH", mf->RH);
 403         else
 404                 waddstr(slot_w, "   ");
 405         wmove(slot_w, SLOT_Y-3, 0);
 406         if (mf->RG)
 407                 wprintw(slot_w, "%dRG", mf->RG);
 408         else
 409                 waddstr(slot_w, "   ");
 410         wmove(slot_w, SLOT_Y-2, 0);
 411         if (mf->RR)
 412                 wprintw(slot_w, "%dRR", mf->RR);
 413         else
 414                 waddstr(slot_w, "   ");
 415
 416 #define Y       (SLOT_Y/2)
 417         wmove(slot_w, 7, 1);
 418         wprintw(slot_w,"%d", windspeed);
 419         mvwaddch(slot_w, Y, 0, ' ');
 420         mvwaddch(slot_w, Y, 2, ' ');
 421         mvwaddch(slot_w, Y-1, 0, ' ');
 422         mvwaddch(slot_w, Y-1, 1, ' ');
 423         mvwaddch(slot_w, Y-1, 2, ' ');
 424         mvwaddch(slot_w, Y+1, 0, ' ');
 425         mvwaddch(slot_w, Y+1, 1, ' ');
 426         mvwaddch(slot_w, Y+1, 2, ' ');
 427         wmove(slot_w, Y - dr[winddir], 1 - dc[winddir]);
 428         switch (winddir) {
 429         case 1:
 430         case 5:
 431                 waddch(slot_w, '|');
 432                 break;
 433         case 2:
 434         case 6:
 435                 waddch(slot_w, '/');
 436                 break;
 437         case 3:
 438         case 7:
 439                 waddch(slot_w, '-');
 440                 break;
 441         case 4:
 442         case 8:
 443                 waddch(slot_w, '\\');
 444                 break;
 445         }
 446         mvwaddch(slot_w, Y + dr[winddir], 1 + dc[winddir], '+');
 447         wrefresh(slot_w);
 448 }
 449
 450 void
 451 draw_board(void)
 452 {
 453         int n;
 454
 455         clear();
 456         werase(view_w);
 457         werase(slot_w);
 458         werase(scroll_w);
 459         werase(stat_w);
 460         werase(turn_w);
 461
 462         sc_line = 0;
 463
 464         move(BOX_T, BOX_L);
 465         for (n = 0; n < BOX_X; n++)
 466                 addch('-');
 467         move(BOX_B, BOX_L);
 468         for (n = 0; n < BOX_X; n++)
 469                 addch('-');
 470         for (n = BOX_T+1; n < BOX_B; n++) {
 471                 mvaddch(n, BOX_L, '|');
 472                 mvaddch(n, BOX_R, '|');
 473         }
 474         mvaddch(BOX_T, BOX_L, '+');
 475         mvaddch(BOX_T, BOX_R, '+');
 476         mvaddch(BOX_B, BOX_L, '+');
 477         mvaddch(BOX_B, BOX_R, '+');
 478         refresh();
 479
 480 #define WSaIM "Wooden Ships & Iron Men"
 481         wmove(view_w, 2, (VIEW_X - sizeof WSaIM - 1) / 2);
 482         waddstr(view_w, WSaIM);
 483         wmove(view_w, 4, (VIEW_X - strlen(cc->name)) / 2);
 484         waddstr(view_w, cc->name);
 485         wrefresh(view_w);
 486
 487         move(LINE_T, LINE_L);
 488         printw("Class %d %s (%d guns) '%s' (%c%c)",
 489                 mc->class,
 490                 classname[mc->class],
 491                 mc->guns,
 492                 ms->shipname,
 493                 colours(ms),
 494                 sterncolour(ms));
 495         refresh();
 496 }
 497
 498 /* Called after show_[od]bp. Shouldn't really exist... XXX */
 499 void
 500 display_refresh_slot_w(void)
 501 {
 502         blockalarm();
 503         wrefresh(slot_w);
 504         unblockalarm();
 505 }
 506
 507 void
 508 display_show_obp(int which, bool show)
 509 {
 510         wmove(slot_w, 0, which);
 511         waddch(slot_w, show ? '1' + which : ' ');
 512         mvwaddstr(slot_w, 1, 0, "OBP");
 513 }
 514
 515 void
 516 display_show_dbp(int which, bool show)
 517 {
 518         wmove(slot_w, 2, which);
 519         waddch(slot_w, show ? '1' + which : ' ');
 520         mvwaddstr(slot_w, 3, 0, "DBP");
 521 }
 522
 523 void
 524 centerview(void)
 525 {
 526         viewrow = mf->row - VIEW_Y / 2;
 527         viewcol = mf->col - VIEW_X / 2;
 528 }
 529
 530 void
 531 upview(void)
 532 {
 533         viewrow -= VIEW_Y / 3;
 534 }
 535
 536 void
 537 downview(void)
 538 {
 539         viewrow += VIEW_Y / 3;
 540 }
 541
 542 void
 543 leftview(void)
 544 {
 545         viewcol -= VIEW_X / 5;
 546 }
 547
 548 void
 549 rightview(void)
 550 {
 551         viewcol += VIEW_X / 5;
 552 }
 553
 554 static void
 555 adjustview(void)
 556 {
 557         if (dont_adjust)
 558                 return;
 559         if (mf->row < viewrow + VIEW_Y/4)
 560                 viewrow = mf->row - (VIEW_Y - VIEW_Y/4);
 561         else if (mf->row > viewrow + (VIEW_Y - VIEW_Y/4))
 562                 viewrow = mf->row - VIEW_Y/4;
 563         if (mf->col < viewcol + VIEW_X/8)
 564                 viewcol = mf->col - (VIEW_X - VIEW_X/8);
 565         else if (mf->col > viewcol + (VIEW_X - VIEW_X/8))
 566                 viewcol = mf->col - VIEW_X/8;
 567 }