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