1 /* $NetBSD: hack.apply.c,v 1.6 2001/03/25 20:43:59 jsm Exp $ */ 2 3 /* 4 * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. 5 */ 6 7 #include <sys/cdefs.h> 8 #ifndef lint 9 __RCSID("$NetBSD: hack.apply.c,v 1.6 2001/03/25 20:43:59 jsm Exp $"); 10 #endif /* not lint */ 11 12 #include "hack.h" 13 #include "extern.h" 14 #include "def.edog.h" 15 #include "def.mkroom.h" 16 17 static void use_camera __P((struct obj *)); 18 static int in_ice_box __P((struct obj *)); 19 static int ck_ice_box __P((struct obj *)); 20 static int out_ice_box __P((struct obj *)); 21 static void use_ice_box __P((struct obj *)); 22 static struct monst *bchit __P((int, int , int , int)); 23 static void use_whistle __P((struct obj *)); 24 static void use_magic_whistle __P((struct obj *)); 25 static int dig __P((void)); 26 static int use_pick_axe __P((struct obj *)); 27 28 int 29 doapply() 30 { 31 struct obj *obj; 32 int res = 1; 33 34 obj = getobj("(", "use or apply"); 35 if (!obj) 36 return (0); 37 38 switch (obj->otyp) { 39 case EXPENSIVE_CAMERA: 40 use_camera(obj); 41 break; 42 case ICE_BOX: 43 use_ice_box(obj); 44 break; 45 case PICK_AXE: 46 res = use_pick_axe(obj); 47 break; 48 49 case MAGIC_WHISTLE: 50 if (pl_character[0] == 'W' || u.ulevel > 9) { 51 use_magic_whistle(obj); 52 break; 53 } 54 /* fall into next case */ 55 case WHISTLE: 56 use_whistle(obj); 57 break; 58 59 case CAN_OPENER: 60 if (!carrying(TIN)) { 61 pline("You have no can to open."); 62 goto xit; 63 } 64 pline("You cannot open a tin without eating its contents."); 65 pline("In order to eat, use the 'e' command."); 66 if (obj != uwep) 67 pline("Opening the tin will be much easier if you wield the can-opener."); 68 goto xit; 69 70 default: 71 pline("Sorry, I don't know how to use that."); 72 xit: 73 nomul(0); 74 return (0); 75 } 76 nomul(0); 77 return (res); 78 } 79 80 /* ARGSUSED */ 81 static void 82 use_camera(obj) /* */ 83 struct obj *obj __attribute__((__unused__)); 84 { 85 struct monst *mtmp; 86 if (!getdir(1)) { /* ask: in what direction? */ 87 flags.move = multi = 0; 88 return; 89 } 90 if (u.uswallow) { 91 pline("You take a picture of %s's stomach.", monnam(u.ustuck)); 92 return; 93 } 94 if (u.dz) { 95 pline("You take a picture of the %s.", 96 (u.dz > 0) ? "floor" : "ceiling"); 97 return; 98 } 99 if ((mtmp = bchit(u.dx, u.dy, COLNO, '!')) != NULL) { 100 if (mtmp->msleep) { 101 mtmp->msleep = 0; 102 pline("The flash awakens %s.", monnam(mtmp)); /* a3 */ 103 } else if (mtmp->data->mlet != 'y') 104 if (mtmp->mcansee || mtmp->mblinded) { 105 int tmp = dist(mtmp->mx, mtmp->my); 106 int tmp2; 107 if (cansee(mtmp->mx, mtmp->my)) 108 pline("%s is blinded by the flash!", Monnam(mtmp)); 109 setmangry(mtmp); 110 if (tmp < 9 && !mtmp->isshk && rn2(4)) { 111 mtmp->mflee = 1; 112 if (rn2(4)) 113 mtmp->mfleetim = rnd(100); 114 } 115 if (tmp < 3) 116 mtmp->mcansee = mtmp->mblinded = 0; 117 else { 118 tmp2 = mtmp->mblinded; 119 tmp2 += rnd(1 + 50 / tmp); 120 if (tmp2 > 127) 121 tmp2 = 127; 122 mtmp->mblinded = tmp2; 123 mtmp->mcansee = 0; 124 } 125 } 126 } 127 } 128 129 static 130 struct obj *current_ice_box;/* a local variable of use_ice_box, to be 131 * used by its local procedures in/ck_ice_box */ 132 static int 133 in_ice_box(obj) 134 struct obj *obj; 135 { 136 if (obj == current_ice_box || 137 (Punished && (obj == uball || obj == uchain))) { 138 pline("You must be kidding."); 139 return (0); 140 } 141 if (obj->owornmask & (W_ARMOR | W_RING)) { 142 pline("You cannot refrigerate something you are wearing."); 143 return (0); 144 } 145 if (obj->owt + current_ice_box->owt > 70) { 146 pline("It won't fit."); 147 return (1); /* be careful! */ 148 } 149 if (obj == uwep) { 150 if (uwep->cursed) { 151 pline("Your weapon is welded to your hand!"); 152 return (0); 153 } 154 setuwep((struct obj *) 0); 155 } 156 current_ice_box->owt += obj->owt; 157 freeinv(obj); 158 obj->o_cnt_id = current_ice_box->o_id; 159 obj->nobj = fcobj; 160 fcobj = obj; 161 obj->age = moves - obj->age; /* actual age */ 162 return (1); 163 } 164 165 static int 166 ck_ice_box(obj) 167 struct obj *obj; 168 { 169 return (obj->o_cnt_id == current_ice_box->o_id); 170 } 171 172 static int 173 out_ice_box(obj) 174 struct obj *obj; 175 { 176 struct obj *otmp; 177 if (obj == fcobj) 178 fcobj = fcobj->nobj; 179 else { 180 for (otmp = fcobj; otmp->nobj != obj; otmp = otmp->nobj) 181 if (!otmp->nobj) 182 panic("out_ice_box"); 183 otmp->nobj = obj->nobj; 184 } 185 current_ice_box->owt -= obj->owt; 186 obj->age = moves - obj->age; /* simulated point of time */ 187 (void) addinv(obj); 188 return 0; 189 } 190 191 static void 192 use_ice_box(obj) 193 struct obj *obj; 194 { 195 int cnt = 0; 196 struct obj *otmp; 197 current_ice_box = obj; /* for use by in/out_ice_box */ 198 for (otmp = fcobj; otmp; otmp = otmp->nobj) 199 if (otmp->o_cnt_id == obj->o_id) 200 cnt++; 201 if (!cnt) 202 pline("Your ice-box is empty."); 203 else { 204 pline("Do you want to take something out of the ice-box? [yn] "); 205 if (readchar() == 'y') 206 if (askchain(fcobj, (char *) 0, 0, out_ice_box, ck_ice_box, 0)) 207 return; 208 pline("That was all. Do you wish to put something in? [yn] "); 209 if (readchar() != 'y') 210 return; 211 } 212 /* call getobj: 0: allow cnt; #: allow all types; %: expect food */ 213 otmp = getobj("0#%", "put in"); 214 if (!otmp || !in_ice_box(otmp)) 215 flags.move = multi = 0; 216 } 217 218 static struct monst * 219 bchit(ddx, ddy, range, sym) 220 int ddx, ddy, range; 221 char sym; 222 { 223 struct monst *mtmp = (struct monst *) 0; 224 int bchx = u.ux, bchy = u.uy; 225 226 if (sym) 227 Tmp_at(-1, sym);/* open call */ 228 while (range--) { 229 bchx += ddx; 230 bchy += ddy; 231 if ((mtmp = m_at(bchx, bchy)) != NULL) 232 break; 233 if (!ZAP_POS(levl[bchx][bchy].typ)) { 234 bchx -= ddx; 235 bchy -= ddy; 236 break; 237 } 238 if (sym) 239 Tmp_at(bchx, bchy); 240 } 241 if (sym) 242 Tmp_at(-1, -1); 243 return (mtmp); 244 } 245 246 /* ARGSUSED */ 247 static void 248 use_whistle(obj) 249 struct obj *obj __attribute__((__unused__)); 250 { 251 struct monst *mtmp = fmon; 252 pline("You produce a high whistling sound."); 253 while (mtmp) { 254 if (dist(mtmp->mx, mtmp->my) < u.ulevel * 20) { 255 if (mtmp->msleep) 256 mtmp->msleep = 0; 257 if (mtmp->mtame) 258 EDOG(mtmp)->whistletime = moves; 259 } 260 mtmp = mtmp->nmon; 261 } 262 } 263 264 /* ARGSUSED */ 265 static void 266 use_magic_whistle(obj) 267 struct obj *obj __attribute__((__unused__)); 268 { 269 struct monst *mtmp = fmon; 270 pline("You produce a strange whistling sound."); 271 while (mtmp) { 272 if (mtmp->mtame) 273 mnexto(mtmp); 274 mtmp = mtmp->nmon; 275 } 276 } 277 278 static int dig_effort; /* effort expended on current pos */ 279 static uchar dig_level; 280 static coord dig_pos; 281 static boolean dig_down; 282 283 static int 284 dig() 285 { 286 struct rm *lev; 287 int dpx = dig_pos.x, dpy = dig_pos.y; 288 289 /* perhaps a nymph stole his pick-axe while he was busy digging */ 290 /* or perhaps he teleported away */ 291 if (u.uswallow || !uwep || uwep->otyp != PICK_AXE || 292 dig_level != dlevel || 293 ((dig_down && (dpx != u.ux || dpy != u.uy)) || 294 (!dig_down && dist(dpx, dpy) > 2))) 295 return (0); 296 297 dig_effort += 10 + abon() + uwep->spe + rn2(5); 298 if (dig_down) { 299 if (!xdnstair) { 300 pline("The floor here seems too hard to dig in."); 301 return (0); 302 } 303 if (dig_effort > 250) { 304 dighole(); 305 return (0); /* done with digging */ 306 } 307 if (dig_effort > 50) { 308 struct trap *ttmp = t_at(dpx, dpy); 309 310 if (!ttmp) { 311 ttmp = maketrap(dpx, dpy, PIT); 312 ttmp->tseen = 1; 313 pline("You have dug a pit."); 314 u.utrap = rn1(4, 2); 315 u.utraptype = TT_PIT; 316 return (0); 317 } 318 } 319 } else if (dig_effort > 100) { 320 const char *digtxt; 321 struct obj *obj; 322 323 lev = &levl[dpx][dpy]; 324 if ((obj = sobj_at(ENORMOUS_ROCK, dpx, dpy)) != NULL) { 325 fracture_rock(obj); 326 digtxt = "The rock falls apart."; 327 } else if (!lev->typ || lev->typ == SCORR) { 328 lev->typ = CORR; 329 digtxt = "You succeeded in cutting away some rock."; 330 } else if (lev->typ == HWALL || lev->typ == VWALL 331 || lev->typ == SDOOR) { 332 lev->typ = xdnstair ? DOOR : ROOM; 333 digtxt = "You just made an opening in the wall."; 334 } else 335 digtxt = "Now what exactly was it that you were digging in?"; 336 mnewsym(dpx, dpy); 337 prl(dpx, dpy); 338 pline(digtxt); /* after mnewsym & prl */ 339 return (0); 340 } else { 341 if (IS_WALL(levl[dpx][dpy].typ)) { 342 int rno = inroom(dpx, dpy); 343 344 if (rno >= 0 && rooms[rno].rtype >= 8) { 345 pline("This wall seems too hard to dig into."); 346 return (0); 347 } 348 } 349 pline("You hit the rock with all your might."); 350 } 351 return (1); 352 } 353 354 /* When will hole be finished? Very rough indication used by shopkeeper. */ 355 int 356 holetime() 357 { 358 return ((occupation == dig) ? (250 - dig_effort) / 20 : -1); 359 } 360 361 void 362 dighole() 363 { 364 struct trap *ttmp = t_at(u.ux, u.uy); 365 366 if (!xdnstair) { 367 pline("The floor here seems too hard to dig in."); 368 } else { 369 if (ttmp) 370 ttmp->ttyp = TRAPDOOR; 371 else 372 ttmp = maketrap(u.ux, u.uy, TRAPDOOR); 373 ttmp->tseen = 1; 374 pline("You've made a hole in the floor."); 375 if (!u.ustuck) { 376 if (inshop()) 377 shopdig(1); 378 pline("You fall through ..."); 379 if (u.utraptype == TT_PIT) { 380 u.utrap = 0; 381 u.utraptype = 0; 382 } 383 goto_level(dlevel + 1, FALSE); 384 } 385 } 386 } 387 388 static int 389 use_pick_axe(obj) 390 struct obj *obj; 391 { 392 char dirsyms[12]; 393 char *dsp = dirsyms, *sdp = sdir; 394 struct monst *mtmp; 395 struct rm *lev; 396 int rx, ry, res = 0; 397 398 if (obj != uwep) { 399 if (uwep && uwep->cursed) { 400 /* Andreas Bormann - ihnp4!decvax!mcvax!unido!ab */ 401 pline("Since your weapon is welded to your hand,"); 402 pline("you cannot use that pick-axe."); 403 return (0); 404 } 405 pline("You now wield %s.", doname(obj)); 406 setuwep(obj); 407 res = 1; 408 } 409 while (*sdp) { 410 (void) movecmd(*sdp); /* sets u.dx and u.dy and u.dz */ 411 rx = u.ux + u.dx; 412 ry = u.uy + u.dy; 413 if (u.dz > 0 || (u.dz == 0 && isok(rx, ry) && 414 (IS_ROCK(levl[rx][ry].typ) 415 || sobj_at(ENORMOUS_ROCK, rx, ry)))) 416 *dsp++ = *sdp; 417 sdp++; 418 } 419 *dsp = 0; 420 pline("In what direction do you want to dig? [%s] ", dirsyms); 421 if (!getdir(0)) /* no txt */ 422 return (res); 423 if (u.uswallow && attack(u.ustuck)) /* return(1) */ 424 ; 425 else if (u.dz < 0) 426 pline("You cannot reach the ceiling."); 427 else if (u.dz == 0) { 428 if (Confusion) 429 confdir(); 430 rx = u.ux + u.dx; 431 ry = u.uy + u.dy; 432 if ((mtmp = m_at(rx, ry)) && attack(mtmp)) 433 return (1); 434 if (!isok(rx, ry)) { 435 pline("Clash!"); 436 return (1); 437 } 438 lev = &levl[rx][ry]; 439 if (lev->typ == DOOR) 440 pline("Your %s against the door.", 441 aobjnam(obj, "clang")); 442 else if (!IS_ROCK(lev->typ) 443 && !sobj_at(ENORMOUS_ROCK, rx, ry)) { 444 /* ACCESSIBLE or POOL */ 445 pline("You swing your %s through thin air.", 446 aobjnam(obj, (char *) 0)); 447 } else { 448 if (dig_pos.x != rx || dig_pos.y != ry 449 || dig_level != dlevel || dig_down) { 450 dig_down = FALSE; 451 dig_pos.x = rx; 452 dig_pos.y = ry; 453 dig_level = dlevel; 454 dig_effort = 0; 455 pline("You start digging."); 456 } else 457 pline("You continue digging."); 458 occupation = dig; 459 occtxt = "digging"; 460 } 461 } else if (Levitation) { 462 pline("You cannot reach the floor."); 463 } else { 464 if (dig_pos.x != u.ux || dig_pos.y != u.uy 465 || dig_level != dlevel || !dig_down) { 466 dig_down = TRUE; 467 dig_pos.x = u.ux; 468 dig_pos.y = u.uy; 469 dig_level = dlevel; 470 dig_effort = 0; 471 pline("You start digging in the floor."); 472 if (inshop()) 473 shopdig(0); 474 } else 475 pline("You continue digging in the floor."); 476 occupation = dig; 477 occtxt = "digging"; 478 } 479 return (1); 480 } 481