src/cmd/cmd-usestaff.c

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