src/cmd-action/cmd-hissatsu.c

   1 /*!
   2  * @file hissatsu.c
   3  * @brief 剣術の実装 / Blade arts
   4  * @date 2014/01/17
   5  * @author
   6  * Copyright (c) 1997 Ben Harrison, James E. Wilson, Robert A. Koeneke\n
   7  * This software may be copied and distributed for educational, research,\n
   8  * and not for profit purposes provided that this copyright and statement\n
   9  * are included in all such copies.  Other copyrights may also apply.\n
  10  * 2014 Deskull rearranged comment for Doxygen.\n
  11  */
  12
  13 #include "cmd-action/cmd-spell.h"
  14 #include "cmd/cmd-basic.h"
  15 #include "core/asking-player.h"
  16 #include "core/stuff-handler.h"
  17 #include "game-option/disturbance-options.h"
  18 #include "game-option/text-display-options.h"
  19 #include "inventory/player-inventory.h"
  20 #include "io/command-repeater.h"
  21 #include "io/input-key-requester.h"
  22 #include "main/sound-definitions-table.h"
  23 #include "main/sound-of-music.h"
  24 #include "monster-race/monster-race-hook.h"
  25 #include "object/item-use-flags.h"
  26 #include "player/player-effects.h"
  27 #include "player/player-status.h"
  28 #include "spell/spells-execution.h"
  29 #include "spell/spells-util.h"
  30 #include "spell/technic-info-table.h"
  31 #include "term/screen-processor.h"
  32 #include "view/display-main-window.h"
  33 #include "view/display-messages.h"
  34
  35 #define TECHNIC_HISSATSU (REALM_HISSATSU - MIN_TECHNIC)
  36
  37 /*!
  38  * @brief 使用可能な剣術を選択する /
  39  * Allow user to choose a blade arts.
  40  * @param sn 選択した特殊技能ID、キャンセルの場合-1、不正な選択の場合-2を返す
  41  * @return 発動可能な魔法を選択した場合TRUE、キャンセル処理か不正な選択が行われた場合FALSEを返す。
  42  * @details
  43  * If a valid spell is chosen, saves it in '*sn' and returns TRUE\n
  44  * If the user hits escape, returns FALSE, and set '*sn' to -1\n
  45  * If there are no legal choices, returns FALSE, and sets '*sn' to -2\n
  46  *\n
  47  * The "prompt" should be "cast", "recite", or "study"\n
  48  * The "known" should be TRUE for cast/pray, FALSE for study\n
  49  *\n
  50  * nb: This function has a (trivial) display bug which will be obvious\n
  51  * when you run it. It's probably easy to fix but I haven't tried,\n
  52  * sorry.\n
  53  */
  54 static int get_hissatsu_power(player_type *creature_ptr, SPELL_IDX *sn)
  55 {
  56         SPELL_IDX i;
  57         int j = 0;
  58         int num = 0;
  59         POSITION y = 1;
  60         POSITION x = 15;
  61         PLAYER_LEVEL plev = creature_ptr->lev;
  62         int ask = TRUE;
  63         char choice;
  64         char out_val[160];
  65         SPELL_IDX sentaku[32];
  66         concptr p = _("必殺剣", "special attack");
  67         COMMAND_CODE code;
  68         magic_type spell;
  69         bool flag, redraw;
  70         int menu_line = (use_menu ? 1 : 0);
  71
  72         /* Assume cancelled */
  73         *sn = (-1);
  74
  75         /* Get the spell, if available */
  76         if (repeat_pull(&code))
  77         {
  78                 *sn = (SPELL_IDX)code;
  79                 /* Verify the spell */
  80                 if (technic_info[TECHNIC_HISSATSU][*sn].slevel <= plev)
  81                 {
  82                         /* Success */
  83                         return TRUE;
  84                 }
  85         }
  86
  87         flag = FALSE;
  88         redraw = FALSE;
  89
  90         for (i = 0; i < 32; i++)
  91         {
  92                 if (technic_info[TECHNIC_HISSATSU][i].slevel <= PY_MAX_LEVEL)
  93                 {
  94                         sentaku[num] = i;
  95                         num++;
  96                 }
  97         }
  98
  99         /* Build a prompt (accept all spells) */
 100         (void)strnfmt(out_val, 78,
 101                 _("(%^s %c-%c, '*'で一覧, ESC) どの%sを使いますか？", "(%^ss %c-%c, *=List, ESC=exit) Use which %s? "),
 102                 p, I2A(0), "abcdefghijklmnopqrstuvwxyz012345"[num - 1], p);
 103
 104         if (use_menu) screen_save();
 105         choice = always_show_list ? ESCAPE : 1;
 106
 107         while (!flag)
 108         {
 109                 if(choice==ESCAPE) choice = ' ';
 110                 else if( !get_com(out_val, &choice, FALSE) )break;
 111
 112                 if (use_menu && choice != ' ')
 113                 {
 114                         switch(choice)
 115                         {
 116                                 case '0':
 117                                 {
 118                                         screen_load();
 119                                         return FALSE;
 120                                 }
 121
 122                                 case '8':
 123                                 case 'k':
 124                                 case 'K':
 125                                 {
 126                                         do
 127                                         {
 128                                                 menu_line += 31;
 129                                                 if (menu_line > 32) menu_line -= 32;
 130                                         } while(!(creature_ptr->spell_learned1 & (1L << (menu_line-1))));
 131                                         break;
 132                                 }
 133
 134                                 case '2':
 135                                 case 'j':
 136                                 case 'J':
 137                                 {
 138                                         do
 139                                         {
 140                                                 menu_line++;
 141                                                 if (menu_line > 32) menu_line -= 32;
 142                                         } while(!(creature_ptr->spell_learned1 & (1L << (menu_line-1))));
 143                                         break;
 144                                 }
 145
 146                                 case '4':
 147                                 case 'h':
 148                                 case 'H':
 149                                 case '6':
 150                                 case 'l':
 151                                 case 'L':
 152                                 {
 153                                         bool reverse = FALSE;
 154                                         if ((choice == '4') || (choice == 'h') || (choice == 'H')) reverse = TRUE;
 155                                         if (menu_line > 16)
 156                                         {
 157                                                 menu_line -= 16;
 158                                                 reverse = TRUE;
 159                                         }
 160                                         else menu_line+=16;
 161                                         while(!(creature_ptr->spell_learned1 & (1L << (menu_line-1))))
 162                                         {
 163                                                 if (reverse)
 164                                                 {
 165                                                         menu_line--;
 166                                                         if (menu_line < 2) reverse = FALSE;
 167                                                 }
 168                                                 else
 169                                                 {
 170                                                         menu_line++;
 171                                                         if (menu_line > 31) reverse = TRUE;
 172                                                 }
 173                                         }
 174                                         break;
 175                                 }
 176
 177                                 case 'x':
 178                                 case 'X':
 179                                 case '\r':
 180                                 case '\n':
 181                                 {
 182                                         i = menu_line - 1;
 183                                         ask = FALSE;
 184                                         break;
 185                                 }
 186                         }
 187                 }
 188                 /* Request redraw */
 189                 if ((choice == ' ') || (choice == '*') || (choice == '?') || (use_menu && ask))
 190                 {
 191                         /* Show the list */
 192                         if (!redraw || use_menu)
 193                         {
 194                                 char psi_desc[80];
 195                                 int line;
 196                                 redraw = TRUE;
 197                                 if (!use_menu) screen_save();
 198
 199                                 /* Display a list of spells */
 200                                 prt("", y, x);
 201                                 put_str(_("名前              Lv  MP      名前              Lv  MP ",
 202                                                   "name              Lv  SP      name              Lv  SP "), y, x + 5);
 203                                 prt("", y+1, x);
 204                                 /* Dump the spells */
 205                                 for (i = 0, line = 0; i < 32; i++)
 206                                 {
 207                                         spell = technic_info[TECHNIC_HISSATSU][i];
 208
 209                                         if (spell.slevel > PY_MAX_LEVEL) continue;
 210                                         line++;
 211                                         if (!(creature_ptr->spell_learned1 >> i)) break;
 212
 213                                         /* Access the spell */
 214                                         if (spell.slevel > plev)   continue;
 215                                         if (!(creature_ptr->spell_learned1 & (1L << i))) continue;
 216                                         if (use_menu)
 217                                         {
 218                                                 if (i == (menu_line-1))
 219                                                         strcpy(psi_desc, _("  》", "  > "));
 220                                                 else strcpy(psi_desc, "    ");
 221
 222                                         }
 223                                         else
 224                                         {
 225                                                 char letter;
 226                                                 if (line <= 26)
 227                                                         letter = I2A(line-1);
 228                                                 else
 229                                                         letter = '0' + line - 27;
 230                                                 sprintf(psi_desc, "  %c)",letter);
 231                                         }
 232
 233                                         /* Dump the spell --(-- */
 234                                         strcat(psi_desc, format(" %-18s%2d %3d",
 235                                                 exe_spell(creature_ptr, REALM_HISSATSU, i, SPELL_NAME),
 236                                                 spell.slevel, spell.smana));
 237                                         prt(psi_desc, y + (line%17) + (line >= 17), x+(line/17)*30);
 238                                         prt("", y + (line%17) + (line >= 17) + 1, x+(line/17)*30);
 239                                 }
 240                         }
 241
 242                         /* Hide the list */
 243                         else
 244                         {
 245                                 /* Hide list */
 246                                 redraw = FALSE;
 247                                 screen_load();
 248                         }
 249
 250                         /* Redo asking */
 251                         continue;
 252                 }
 253
 254                 if (!use_menu)
 255                 {
 256                         if (isalpha(choice))
 257                         {
 258                                 /* Note verify */
 259                                 ask = (isupper(choice));
 260
 261                                 /* Lowercase */
 262                                 if (ask) choice = (char)tolower(choice);
 263
 264                                 /* Extract request */
 265                                 i = (islower(choice) ? A2I(choice) : -1);
 266                         }
 267                         else
 268                         {
 269                                 ask = FALSE; /* Can't uppercase digits */
 270
 271                                 i = choice - '0' + 26;
 272                         }
 273                 }
 274
 275                 /* Totally Illegal */
 276                 if ((i < 0) || (i >= 32) || !(creature_ptr->spell_learned1 & (1 << sentaku[i])))
 277                 {
 278                         bell();
 279                         continue;
 280                 }
 281
 282                 j = sentaku[i];
 283
 284                 /* Verify it */
 285                 if (ask)
 286                 {
 287                         char tmp_val[160];
 288
 289                         /* Prompt */
 290                         (void) strnfmt(tmp_val, 78, _("%sを使いますか？", "Use %s? "), exe_spell(creature_ptr, REALM_HISSATSU, j, SPELL_NAME));
 291
 292                         /* Belay that order */
 293                         if (!get_check(tmp_val)) continue;
 294                 }
 295
 296                 /* Stop the loop */
 297                 flag = TRUE;
 298         }
 299         if (redraw) screen_load();
 300
 301         creature_ptr->window |= (PW_SPELL);
 302         handle_stuff(creature_ptr);
 303
 304         /* Abort if needed */
 305         if (!flag) return FALSE;
 306
 307         /* Save the choice */
 308         (*sn) = j;
 309
 310         repeat_push((COMMAND_CODE)j);
 311
 312         /* Success */
 313         return TRUE;
 314 }
 315
 316
 317 /*!
 318  * @brief 剣術コマンドのメインルーチン
 319  * @return なし
 320  */
 321 void do_cmd_hissatsu(player_type *creature_ptr)
 322 {
 323         SPELL_IDX       n = 0;
 324         magic_type      spell;
 325
 326         if (cmd_limit_confused(creature_ptr)) return;
 327         if (!has_melee_weapon(creature_ptr, INVEN_RARM) && !has_melee_weapon(creature_ptr, INVEN_LARM))
 328         {
 329                 if (flush_failure) flush();
 330                 msg_print(_("武器を持たないと必殺技は使えない！", "You need to wield a weapon!"));
 331                 return;
 332         }
 333         if (!creature_ptr->spell_learned1)
 334         {
 335                 msg_print(_("何も技を知らない。", "You don't know any special attacks."));
 336                 return;
 337         }
 338
 339         if (creature_ptr->special_defense & KATA_MASK)
 340         {
 341                 set_action(creature_ptr, ACTION_NONE);
 342         }
 343
 344         if (!get_hissatsu_power(creature_ptr, &n)) return;
 345
 346         spell = technic_info[TECHNIC_HISSATSU][n];
 347
 348         /* Verify "dangerous" spells */
 349         if (spell.smana > creature_ptr->csp)
 350         {
 351                 if (flush_failure) flush();
 352                 /* Warning */
 353                 msg_print(_("ＭＰが足りません。", "You do not have enough mana to use this power."));
 354                 msg_print(NULL);
 355                 return;
 356         }
 357
 358         sound(SOUND_ZAP);
 359
 360         if (!exe_spell(creature_ptr, REALM_HISSATSU, n, SPELL_CAST)) return;
 361
 362         take_turn(creature_ptr, 100);
 363
 364         /* Use some mana */
 365         creature_ptr->csp -= spell.smana;
 366
 367         /* Limit */
 368         if (creature_ptr->csp < 0) creature_ptr->csp = 0;
 369         creature_ptr->redraw |= (PR_MANA);
 370         creature_ptr->window |= (PW_PLAYER | PW_SPELL);
 371 }
 372
 373
 374 /*!
 375  * @brief 剣術コマンドの学習
 376  * @return なし
 377  */
 378 void do_cmd_gain_hissatsu(player_type *creature_ptr)
 379 {
 380         OBJECT_IDX item;
 381         int i, j;
 382
 383         object_type *o_ptr;
 384         concptr q, s;
 385
 386         bool gain = FALSE;
 387
 388         if (creature_ptr->special_defense & (KATA_MUSOU | KATA_KOUKIJIN))
 389         {
 390                 set_action(creature_ptr, ACTION_NONE);
 391         }
 392
 393         if (cmd_limit_blind(creature_ptr)) return;
 394         if (cmd_limit_confused(creature_ptr)) return;
 395
 396         if (!(creature_ptr->new_spells))
 397         {
 398                 msg_print(_("新しい必殺技を覚えることはできない！", "You cannot learn any new special attacks!"));
 399                 return;
 400         }
 401
 402 #ifdef JP
 403         msg_format("あと %d 種の必殺技を学べる。", creature_ptr->new_spells);
 404 #else
 405         msg_format("You can learn %d new special attack%s.", creature_ptr->new_spells, (creature_ptr->new_spells == 1?"":"s"));
 406 #endif
 407
 408         q = _("どの書から学びますか? ", "Study which book? ");
 409         s = _("読める書がない。", "You have no books that you can read.");
 410
 411         o_ptr = choose_object(creature_ptr, &item, q, s, (USE_INVEN | USE_FLOOR), TV_HISSATSU_BOOK);
 412         if (!o_ptr) return;
 413
 414         for (i = o_ptr->sval * 8; i < o_ptr->sval * 8 + 8; i++)
 415         {
 416                 if (creature_ptr->spell_learned1 & (1L << i)) continue;
 417                 if (technic_info[TECHNIC_HISSATSU][i].slevel > creature_ptr->lev) continue;
 418
 419                 creature_ptr->spell_learned1 |= (1L << i);
 420                 creature_ptr->spell_worked1 |= (1L << i);
 421                 msg_format(_("%sの技を覚えた。", "You have learned the special attack of %s."), exe_spell(creature_ptr, REALM_HISSATSU, i, SPELL_NAME));
 422                 for (j = 0; j < 64; j++)
 423                 {
 424                         /* Stop at the first empty space */
 425                         if (creature_ptr->spell_order[j] == 99) break;
 426                 }
 427                 creature_ptr->spell_order[j] = i;
 428                 gain = TRUE;
 429         }
 430
 431         if (!gain)
 432         {
 433                 msg_print(_("何も覚えられなかった。", "You were not able to learn any special attacks."));
 434         }
 435         else
 436         {
 437                 take_turn(creature_ptr, 100);
 438         }
 439
 440         creature_ptr->update |= (PU_SPELLS);
 441 }
 442
 443