src/cmd-usestaff.c

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