src/cmd-usestaff.c

   1 #include "angband.h"
   2 #include "util.h"
   3
   4 #include "spells-summon.h"
   5 #include "avatar.h"
   6 #include "player-status.h"
   7 #include "player-effects.h"
   8 #include "spells.h"
   9 #include "spells-status.h"
  10 #include "spells-floor.h"
  11 #include "object-hook.h"
  12 #include "cmd-basic.h"
  13 #include "floor.h"
  14
  15
  16
  17 /*!
  18 * @brief 杖の効果を発動する
  19 * @param sval オブジェクトのsval
  20 * @param use_charge 使用回数を消費したかどうかを返す参照ポインタ
  21 * @param powerful 強力発動上の処理ならばTRUE
  22 * @param magic 魔道具術上の処理ならばTRUE
  23 * @param known 判明済ならばTRUE
  24 * @return 発動により効果内容が確定したならばTRUEを返す
  25 */
  26 int staff_effect(OBJECT_SUBTYPE_VALUE sval, bool *use_charge, bool powerful, bool magic, bool known)
  27 {
  28         int k;
  29         int ident = FALSE;
  30         PLAYER_LEVEL lev = powerful ? p_ptr->lev * 2 : p_ptr->lev;
  31         POSITION detect_rad = powerful ? DETECT_RAD_DEFAULT * 3 / 2 : DETECT_RAD_DEFAULT;
  32
  33         /* Analyze the staff */
  34         switch (sval)
  35         {
  36                 case SV_STAFF_DARKNESS:
  37                 {
  38                         if (!(p_ptr->resist_blind) && !(p_ptr->resist_dark))
  39                         {
  40                                 if (set_blind(p_ptr->blind + 3 + randint1(5))) ident = TRUE;
  41                         }
  42                         if (unlite_area(10, (powerful ? 6 : 3))) ident = TRUE;
  43                         break;
  44                 }
  45
  46                 case SV_STAFF_SLOWNESS:
  47                 {
  48                         if (set_slow(p_ptr->slow + randint1(30) + 15, FALSE)) ident = TRUE;
  49                         break;
  50                 }
  51
  52                 case SV_STAFF_HASTE_MONSTERS:
  53                 {
  54                         if (speed_monsters()) ident = TRUE;
  55                         break;
  56                 }
  57
  58                 case SV_STAFF_SUMMONING:
  59                 {
  60                         const int times = randint1(powerful ? 8 : 4);
  61                         for (k = 0; k < times; k++)
  62                         {
  63                                 if (summon_specific(0, p_ptr->y, p_ptr->x, current_floor_ptr->dun_level, 0, (PM_ALLOW_GROUP | PM_ALLOW_UNIQUE | PM_NO_PET), '\0'))
  64                                 {
  65                                         ident = TRUE;
  66                                 }
  67                         }
  68                         break;
  69                 }
  70
  71                 case SV_STAFF_TELEPORTATION:
  72                 {
  73                         teleport_player((powerful ? 150 : 100), 0L);
  74                         ident = TRUE;
  75                         break;
  76                 }
  77
  78                 case SV_STAFF_IDENTIFY:
  79                 {
  80                         if (powerful) {
  81                                 if (!identify_fully(FALSE)) *use_charge = FALSE;
  82                         }
  83                         else {
  84                                 if (!ident_spell(FALSE)) *use_charge = FALSE;
  85                         }
  86                         ident = TRUE;
  87                         break;
  88                 }
  89
  90                 case SV_STAFF_REMOVE_CURSE:
  91                 {
  92                         bool result = powerful ? remove_all_curse() : remove_curse();
  93                         if (result)
  94                         {
  95                                 ident = TRUE;
  96                         }
  97                         break;
  98                 }
  99
 100                 case SV_STAFF_STARLITE:
 101                         ident = starlight(magic);
 102                         break;
 103
 104                 case SV_STAFF_LITE:
 105                 {
 106                         if (lite_area(damroll(2, 8), (powerful ? 4 : 2))) ident = TRUE;
 107                         break;
 108                 }
 109
 110                 case SV_STAFF_MAPPING:
 111                 {
 112                         map_area(powerful ? DETECT_RAD_MAP * 3 / 2 : DETECT_RAD_MAP);
 113                         ident = TRUE;
 114                         break;
 115                 }
 116
 117                 case SV_STAFF_DETECT_GOLD:
 118                 {
 119                         if (detect_treasure(detect_rad)) ident = TRUE;
 120                         if (detect_objects_gold(detect_rad)) ident = TRUE;
 121                         break;
 122                 }
 123
 124                 case SV_STAFF_DETECT_ITEM:
 125                 {
 126                         if (detect_objects_normal(detect_rad)) ident = TRUE;
 127                         break;
 128                 }
 129
 130                 case SV_STAFF_DETECT_TRAP:
 131                 {
 132                         if (detect_traps(detect_rad, known)) ident = TRUE;
 133                         break;
 134                 }
 135
 136                 case SV_STAFF_DETECT_DOOR:
 137                 {
 138                         if (detect_doors(detect_rad)) ident = TRUE;
 139                         if (detect_stairs(detect_rad)) ident = TRUE;
 140                         break;
 141                 }
 142
 143                 case SV_STAFF_DETECT_INVIS:
 144                 {
 145                         if (detect_monsters_invis(detect_rad)) ident = TRUE;
 146                         break;
 147                 }
 148
 149                 case SV_STAFF_DETECT_EVIL:
 150                 {
 151                         if (detect_monsters_evil(detect_rad)) ident = TRUE;
 152                         break;
 153                 }
 154
 155                 case SV_STAFF_CURE_LIGHT:
 156                 {
 157                         ident = cure_light_wounds((powerful ? 4 : 2), 8);
 158                         break;
 159                 }
 160
 161                 case SV_STAFF_CURING:
 162                 {
 163                         ident = true_healing(0);
 164                         if (set_shero(0, TRUE)) ident = TRUE;
 165                         break;
 166                 }
 167
 168                 case SV_STAFF_HEALING:
 169                 {
 170                         if (cure_critical_wounds(powerful ? 500 : 300)) ident = TRUE;
 171                         break;
 172                 }
 173
 174                 case SV_STAFF_THE_MAGI:
 175                 {
 176                         if (do_res_stat(A_INT)) ident = TRUE;
 177                         ident |= restore_mana(FALSE);
 178                         if (set_shero(0, TRUE)) ident = TRUE;
 179                         break;
 180                 }
 181
 182                 case SV_STAFF_SLEEP_MONSTERS:
 183                 {
 184                         if (sleep_monsters(lev)) ident = TRUE;
 185                         break;
 186                 }
 187
 188                 case SV_STAFF_SLOW_MONSTERS:
 189                 {
 190                         if (slow_monsters(lev)) ident = TRUE;
 191                         break;
 192                 }
 193
 194                 case SV_STAFF_SPEED:
 195                 {
 196                         if (set_fast(randint1(30) + (powerful ? 30 : 15), FALSE)) ident = TRUE;
 197                         break;
 198                 }
 199
 200                 case SV_STAFF_PROBING:
 201                 {
 202                         ident = probing();
 203                         break;
 204                 }
 205
 206                 case SV_STAFF_DISPEL_EVIL:
 207                 {
 208                         ident = dispel_evil(powerful ? 120 : 80);
 209                         break;
 210                 }
 211
 212                 case SV_STAFF_POWER:
 213                 {
 214                         ident = dispel_monsters(powerful ? 225 : 150) ;
 215                         break;
 216                 }
 217
 218                 case SV_STAFF_HOLINESS:
 219                 {
 220                         ident = cleansing_nova(p_ptr, magic, powerful);
 221                         break;
 222                 }
 223
 224                 case SV_STAFF_GENOCIDE:
 225                 {
 226                         ident = symbol_genocide((magic ? lev + 50 : 200), TRUE);
 227                         break;
 228                 }
 229
 230                 case SV_STAFF_EARTHQUAKES:
 231                 {
 232                         if (earthquake(p_ptr->y, p_ptr->x, (powerful ? 15 : 10)))
 233                                 ident = TRUE;
 234                         else
 235                                 msg_print(_("ダンジョンが揺れた。", "The dungeon trembles."));
 236
 237                         break;
 238                 }
 239
 240                 case SV_STAFF_DESTRUCTION:
 241                 {
 242                         ident = destroy_area(p_ptr->y, p_ptr->x, (powerful ? 18 : 13) + randint0(5), FALSE);
 243                         break;
 244                 }
 245
 246                 case SV_STAFF_ANIMATE_DEAD:
 247                 {
 248                         ident = animate_dead(0, p_ptr->y, p_ptr->x);
 249                         break;
 250                 }
 251
 252                 case SV_STAFF_MSTORM:
 253                 {
 254                         ident = unleash_mana_storm(p_ptr, powerful);
 255                         break;
 256                 }
 257
 258                 case SV_STAFF_NOTHING:
 259                 {
 260                         msg_print(_("何も起らなかった。", "Nothing happen."));
 261                         if (prace_is_(RACE_SKELETON) || prace_is_(RACE_GOLEM) ||
 262                                 prace_is_(RACE_ZOMBIE) || prace_is_(RACE_SPECTRE))
 263                                 msg_print(_("もったいない事をしたような気がする。食べ物は大切にしなくては。", "What a waste.  It's your food!"));
 264                         break;
 265                 }
 266         }
 267         return ident;
 268 }
 269
 270 /*!
 271  * @brief 杖を使うコマンドのサブルーチン /
 272  * Use a staff.                 -RAK-
 273  * @param item 使うオブジェクトの所持品ID
 274  * @return なし
 275  * @details
 276  * One charge of one staff disappears.
 277  * Hack -- staffs of identify can be "cancelled".
 278  */
 279 void do_cmd_use_staff_aux(INVENTORY_IDX item)
 280 {
 281         int         ident, chance, lev;
 282         object_type *o_ptr;
 283
 284
 285         /* Hack -- let staffs of identify get aborted */
 286         bool use_charge = TRUE;
 287
 288
 289         /* Get the item (in the pack) */
 290         if (item >= 0)
 291         {
 292                 o_ptr = &p_ptr->inventory_list[item];
 293         }
 294
 295         /* Get the item (on the floor) */
 296         else
 297         {
 298                 o_ptr = &current_floor_ptr->o_list[0 - item];
 299         }
 300
 301
 302         /* Mega-Hack -- refuse to use a pile from the ground */
 303         if ((item < 0) && (o_ptr->number > 1))
 304         {
 305                 msg_print(_("まずは杖を拾わなければ。", "You must first pick up the staffs."));
 306                 return;
 307         }
 308
 309
 310         take_turn(p_ptr, 100);
 311
 312         /* Extract the item level */
 313         lev = k_info[o_ptr->k_idx].level;
 314         if (lev > 50) lev = 50 + (lev - 50) / 2;
 315
 316         /* Base chance of success */
 317         chance = p_ptr->skill_dev;
 318
 319         /* Confusion hurts skill */
 320         if (p_ptr->confused) chance = chance / 2;
 321
 322         /* Hight level objects are harder */
 323         chance = chance - lev;
 324
 325         /* Give everyone a (slight) chance */
 326         if ((chance < USE_DEVICE) && one_in_(USE_DEVICE - chance + 1))
 327         {
 328                 chance = USE_DEVICE;
 329         }
 330
 331         if (cmd_limit_time_walk(p_ptr)) return;
 332
 333         /* Roll for usage */
 334         if ((chance < USE_DEVICE) || (randint1(chance) < USE_DEVICE) || (p_ptr->pclass == CLASS_BERSERKER))
 335         {
 336                 if (flush_failure) flush();
 337                 msg_print(_("杖をうまく使えなかった。", "You failed to use the staff properly."));
 338                 sound(SOUND_FAIL);
 339                 return;
 340         }
 341
 342         /* Notice empty staffs */
 343         if (o_ptr->pval <= 0)
 344         {
 345                 if (flush_failure) flush();
 346                 msg_print(_("この杖にはもう魔力が残っていない。", "The staff has no charges left."));
 347                 o_ptr->ident |= (IDENT_EMPTY);
 348                 p_ptr->update |= (PU_COMBINE | PU_REORDER);
 349                 p_ptr->window |= (PW_INVEN);
 350
 351                 return;
 352         }
 353
 354
 355         sound(SOUND_ZAP);
 356
 357         ident = staff_effect(o_ptr->sval, &use_charge, FALSE, FALSE, object_is_aware(o_ptr));
 358
 359         if (!(object_is_aware(o_ptr)))
 360         {
 361                 chg_virtue(V_PATIENCE, -1);
 362                 chg_virtue(V_CHANCE, 1);
 363                 chg_virtue(V_KNOWLEDGE, -1);
 364         }
 365         p_ptr->update |= (PU_COMBINE | PU_REORDER);
 366
 367         /* Tried the item */
 368         object_tried(o_ptr);
 369
 370         /* An identification was made */
 371         if (ident && !object_is_aware(o_ptr))
 372         {
 373                 object_aware(o_ptr);
 374                 gain_exp((lev + (p_ptr->lev >> 1)) / p_ptr->lev);
 375         }
 376
 377         p_ptr->window |= (PW_INVEN | PW_EQUIP | PW_PLAYER);
 378
 379
 380         /* Hack -- some uses are "free" */
 381         if (!use_charge) return;
 382
 383
 384         /* Use a single charge */
 385         o_ptr->pval--;
 386
 387         /* XXX Hack -- unstack if necessary */
 388         if ((item >= 0) && (o_ptr->number > 1))
 389         {
 390                 object_type forge;
 391                 object_type *q_ptr;
 392                 q_ptr = &forge;
 393
 394                 /* Obtain a local object */
 395                 object_copy(q_ptr, o_ptr);
 396
 397                 /* Modify quantity */
 398                 q_ptr->number = 1;
 399
 400                 /* Restore the charges */
 401                 o_ptr->pval++;
 402
 403                 /* Unstack the used item */
 404                 o_ptr->number--;
 405                 p_ptr->total_weight -= q_ptr->weight;
 406                 item = inven_carry(q_ptr);
 407
 408                 msg_print(_("杖をまとめなおした。", "You unstack your staff."));
 409         }
 410
 411         /* Describe charges in the pack */
 412         if (item >= 0)
 413         {
 414                 inven_item_charges(item);
 415         }
 416
 417         /* Describe charges on the floor */
 418         else
 419         {
 420                 floor_item_charges(0 - item);
 421         }
 422 }
 423
 424 /*!
 425 * @brief 杖を使うコマンドのメインルーチン /
 426 * @return なし
 427 */
 428 void do_cmd_use_staff(void)
 429 {
 430         OBJECT_IDX item;
 431         concptr q, s;
 432
 433         if (p_ptr->wild_mode)
 434         {
 435                 return;
 436         }
 437
 438         if (cmd_limit_arena(p_ptr)) return;
 439
 440         if (p_ptr->special_defense & (KATA_MUSOU | KATA_KOUKIJIN))
 441         {
 442                 set_action(ACTION_NONE);
 443         }
 444
 445         /* Restrict choices to wands */
 446         item_tester_tval = TV_STAFF;
 447
 448         q = _("どの杖を使いますか? ", "Use which staff? ");
 449         s = _("使える杖がない。", "You have no staff to use.");
 450
 451         if (!choose_object(&item, q, s, (USE_INVEN | USE_FLOOR))) return;
 452
 453         do_cmd_use_staff_aux(item);
 454 }