src/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 "spells.h"
  21
  22 #include "cmd-basic.h"
  23 #include "cmd-spell.h"
  24
  25 #define TECHNIC_HISSATSU (REALM_HISSATSU - MIN_TECHNIC)
  26
  27
  28 /*!
  29  * @brief 使用可能な剣術を選択する /
  30  * Allow user to choose a blade arts.
  31  * @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
  32  * @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。
  33  * @details
  34  * If a valid spell is chosen, saves it in '*sn' and returns TRUE\n
  35  * If the user hits escape, returns FALSE, and set '*sn' to -1\n
  36  * If there are no legal choices, returns FALSE, and sets '*sn' to -2\n
  37  *\n
  38  * The "prompt" should be "cast", "recite", or "study"\n
  39  * The "known" should be TRUE for cast/pray, FALSE for study\n
  40  *\n
  41  * nb: This function has a (trivial) display bug which will be obvious\n
  42  * when you run it. It's probably easy to fix but I haven't tried,\n
  43  * sorry.\n
  44  */
  45 static int get_hissatsu_power(SPELL_IDX *sn)
  46 {
  47         SPELL_IDX i;
  48         int j = 0;
  49         int num = 0;
  50         POSITION y = 1;
  51         POSITION x = 15;
  52         PLAYER_LEVEL plev = p_ptr->lev;
  53         int ask = TRUE;
  54         char choice;
  55         char out_val[160];
  56         SPELL_IDX sentaku[32];
  57         concptr p = _("必殺剣", "special attack");
  58         COMMAND_CODE code;
  59         magic_type spell;
  60         bool flag, redraw;
  61         int menu_line = (use_menu ? 1 : 0);
  62
  63         /* Assume cancelled */
  64         *sn = (-1);
  65
  66         /* Get the spell, if available */
  67         if (repeat_pull(&code))
  68         {
  69                 *sn = (SPELL_IDX)code;
  70                 /* Verify the spell */
  71                 if (technic_info[TECHNIC_HISSATSU][*sn].slevel <= plev)
  72                 {
  73                         /* Success */
  74                         return (TRUE);
  75                 }
  76         }
  77
  78         /* Nothing chosen yet */
  79         flag = FALSE;
  80
  81         /* No redraw yet */
  82         redraw = FALSE;
  83
  84         for (i = 0; i < 32; i++)
  85         {
  86                 if (technic_info[TECHNIC_HISSATSU][i].slevel <= PY_MAX_LEVEL)
  87                 {
  88                         sentaku[num] = i;
  89                         num++;
  90                 }
  91         }
  92
  93         /* Build a prompt (accept all spells) */
  94         (void)strnfmt(out_val, 78,
  95                 _("(%^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? "),
  96                 p, I2A(0), "abcdefghijklmnopqrstuvwxyz012345"[num - 1], p);
  97
  98         if (use_menu) screen_save();
  99         choice = always_show_list ? ESCAPE : 1;
 100
 101         while (!flag)
 102         {
 103                 if(choice==ESCAPE) choice = ' ';
 104                 else if( !get_com(out_val, &choice, FALSE) )break;
 105
 106                 if (use_menu && choice != ' ')
 107                 {
 108                         switch(choice)
 109                         {
 110                                 case '0':
 111                                 {
 112                                         screen_load();
 113                                         return (FALSE);
 114                                 }
 115
 116                                 case '8':
 117                                 case 'k':
 118                                 case 'K':
 119                                 {
 120                                         do
 121                                         {
 122                                                 menu_line += 31;
 123                                                 if (menu_line > 32) menu_line -= 32;
 124                                         } while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))));
 125                                         break;
 126                                 }
 127
 128                                 case '2':
 129                                 case 'j':
 130                                 case 'J':
 131                                 {
 132                                         do
 133                                         {
 134                                                 menu_line++;
 135                                                 if (menu_line > 32) menu_line -= 32;
 136                                         } while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))));
 137                                         break;
 138                                 }
 139
 140                                 case '4':
 141                                 case 'h':
 142                                 case 'H':
 143                                 case '6':
 144                                 case 'l':
 145                                 case 'L':
 146                                 {
 147                                         bool reverse = FALSE;
 148                                         if ((choice == '4') || (choice == 'h') || (choice == 'H')) reverse = TRUE;
 149                                         if (menu_line > 16)
 150                                         {
 151                                                 menu_line -= 16;
 152                                                 reverse = TRUE;
 153                                         }
 154                                         else menu_line+=16;
 155                                         while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))))
 156                                         {
 157                                                 if (reverse)
 158                                                 {
 159                                                         menu_line--;
 160                                                         if (menu_line < 2) reverse = FALSE;
 161                                                 }
 162                                                 else
 163                                                 {
 164                                                         menu_line++;
 165                                                         if (menu_line > 31) reverse = TRUE;
 166                                                 }
 167                                         }
 168                                         break;
 169                                 }
 170
 171                                 case 'x':
 172                                 case 'X':
 173                                 case '\r':
 174                                 case '\n':
 175                                 {
 176                                         i = menu_line - 1;
 177                                         ask = FALSE;
 178                                         break;
 179                                 }
 180                         }
 181                 }
 182                 /* Request redraw */
 183                 if ((choice == ' ') || (choice == '*') || (choice == '?') || (use_menu && ask))
 184                 {
 185                         /* Show the list */
 186                         if (!redraw || use_menu)
 187                         {
 188                                 char psi_desc[80];
 189                                 int line;
 190                                 redraw = TRUE;
 191                                 if (!use_menu) screen_save();
 192
 193                                 /* Display a list of spells */
 194                                 prt("", y, x);
 195                                 put_str(_("名前              Lv  MP      名前              Lv  MP ",
 196                                                   "name              Lv  SP      name              Lv  SP "), y, x + 5);
 197                                 prt("", y+1, x);
 198                                 /* Dump the spells */
 199                                 for (i = 0, line = 0; i < 32; i++)
 200                                 {
 201                                         spell = technic_info[TECHNIC_HISSATSU][i];
 202
 203                                         if (spell.slevel > PY_MAX_LEVEL) continue;
 204                                         line++;
 205                                         if (!(p_ptr->spell_learned1 >> i)) break;
 206
 207                                         /* Access the spell */
 208                                         if (spell.slevel > plev)   continue;
 209                                         if (!(p_ptr->spell_learned1 & (1L << i))) continue;
 210                                         if (use_menu)
 211                                         {
 212                                                 if (i == (menu_line-1))
 213                                                         strcpy(psi_desc, _("  》", "  > "));
 214                                                 else strcpy(psi_desc, "    ");
 215
 216                                         }
 217                                         else
 218                                         {
 219                                                 char letter;
 220                                                 if (line <= 26)
 221                                                         letter = I2A(line-1);
 222                                                 else
 223                                                         letter = '0' + line - 27;
 224                                                 sprintf(psi_desc, "  %c)",letter);
 225                                         }
 226
 227                                         /* Dump the spell --(-- */
 228                                         strcat(psi_desc, format(" %-18s%2d %3d",
 229                                                 do_spell(REALM_HISSATSU, i, SPELL_NAME),
 230                                                 spell.slevel, spell.smana));
 231                                         prt(psi_desc, y + (line%17) + (line >= 17), x+(line/17)*30);
 232                                         prt("", y + (line%17) + (line >= 17) + 1, x+(line/17)*30);
 233                                 }
 234                         }
 235
 236                         /* Hide the list */
 237                         else
 238                         {
 239                                 /* Hide list */
 240                                 redraw = FALSE;
 241                                 screen_load();
 242                         }
 243
 244                         /* Redo asking */
 245                         continue;
 246                 }
 247
 248                 if (!use_menu)
 249                 {
 250                         if (isalpha(choice))
 251                         {
 252                                 /* Note verify */
 253                                 ask = (isupper(choice));
 254
 255                                 /* Lowercase */
 256                                 if (ask) choice = (char)tolower(choice);
 257
 258                                 /* Extract request */
 259                                 i = (islower(choice) ? A2I(choice) : -1);
 260                         }
 261                         else
 262                         {
 263                                 ask = FALSE; /* Can't uppercase digits */
 264
 265                                 i = choice - '0' + 26;
 266                         }
 267                 }
 268
 269                 /* Totally Illegal */
 270                 if ((i < 0) || (i >= 32) || !(p_ptr->spell_learned1 & (1 << sentaku[i])))
 271                 {
 272                         bell();
 273                         continue;
 274                 }
 275
 276                 j = sentaku[i];
 277
 278                 /* Verify it */
 279                 if (ask)
 280                 {
 281                         char tmp_val[160];
 282
 283                         /* Prompt */
 284                         (void) strnfmt(tmp_val, 78, _("%sを使いますか？", "Use %s? "), do_spell(REALM_HISSATSU, j, SPELL_NAME));
 285
 286                         /* Belay that order */
 287                         if (!get_check(tmp_val)) continue;
 288                 }
 289
 290                 /* Stop the loop */
 291                 flag = TRUE;
 292         }
 293         if (redraw) screen_load();
 294
 295         p_ptr->window |= (PW_SPELL);
 296         handle_stuff();
 297
 298         /* Abort if needed */
 299         if (!flag) return (FALSE);
 300
 301         /* Save the choice */
 302         (*sn) = j;
 303
 304         repeat_push((COMMAND_CODE)j);
 305
 306         /* Success */
 307         return (TRUE);
 308 }
 309
 310
 311 /*!
 312  * @brief 剣術コマンドのメインルーチン
 313  * @return なし
 314  */
 315 void do_cmd_hissatsu(void)
 316 {
 317         SPELL_IDX       n = 0;
 318         magic_type      spell;
 319
 320         if (cmd_limit_confused(p_ptr)) return;
 321         if (!has_melee_weapon(INVEN_RARM) && !has_melee_weapon(INVEN_LARM))
 322         {
 323                 if (flush_failure) flush();
 324                 msg_print(_("武器を持たないと必殺技は使えない！", "You need to wield a weapon!"));
 325                 return;
 326         }
 327         if (!p_ptr->spell_learned1)
 328         {
 329                 msg_print(_("何も技を知らない。", "You don't know any special attacks."));
 330                 return;
 331         }
 332
 333         if (p_ptr->special_defense & KATA_MASK)
 334         {
 335                 set_action(ACTION_NONE);
 336         }
 337
 338         if (!get_hissatsu_power(&n)) return;
 339
 340         spell = technic_info[TECHNIC_HISSATSU][n];
 341
 342         /* Verify "dangerous" spells */
 343         if (spell.smana > p_ptr->csp)
 344         {
 345                 if (flush_failure) flush();
 346                 /* Warning */
 347                 msg_print(_("ＭＰが足りません。", "You do not have enough mana to use this power."));
 348                 msg_print(NULL);
 349                 return;
 350         }
 351
 352         sound(SOUND_ZAP);
 353
 354         if (!do_spell(REALM_HISSATSU, n, SPELL_CAST)) return;
 355
 356         take_turn(p_ptr, 100);
 357
 358         /* Use some mana */
 359         p_ptr->csp -= spell.smana;
 360
 361         /* Limit */
 362         if (p_ptr->csp < 0) p_ptr->csp = 0;
 363         p_ptr->redraw |= (PR_MANA);
 364         p_ptr->window |= (PW_PLAYER | PW_SPELL);
 365 }
 366
 367
 368 /*!
 369  * @brief 剣術コマンドの学習
 370  * @return なし
 371  */
 372 void do_cmd_gain_hissatsu(void)
 373 {
 374         OBJECT_IDX item;
 375         int i, j;
 376
 377         object_type *o_ptr;
 378         concptr q, s;
 379
 380         bool gain = FALSE;
 381
 382         if (p_ptr->special_defense & (KATA_MUSOU | KATA_KOUKIJIN))
 383         {
 384                 set_action(ACTION_NONE);
 385         }
 386
 387         if (p_ptr->blind || no_lite())
 388         {
 389                 msg_print(_("目が見えない！", "You cannot see!"));
 390                 return;
 391         }
 392
 393         if (cmd_limit_confused(p_ptr)) return;
 394
 395         if (!(p_ptr->new_spells))
 396         {
 397                 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!"));
 398                 return;
 399         }
 400
 401 #ifdef JP
 402         msg_format("あと %d 種の必殺技を学べる。", p_ptr->new_spells);
 403 #else
 404         msg_format("You can learn %d new special attack%s.", p_ptr->new_spells, (p_ptr->new_spells == 1?"":"s"));
 405 #endif
 406
 407         item_tester_tval = TV_HISSATSU_BOOK;
 408
 409         q = _("どの書から学びますか? ", "Study which book? ");
 410         s = _("読める書がない。", "You have no books that you can read.");
 411
 412         o_ptr = choose_object(&item, q, s, (USE_INVEN | USE_FLOOR));
 413         if (!o_ptr) return;
 414
 415         for (i = o_ptr->sval * 8; i < o_ptr->sval * 8 + 8; i++)
 416         {
 417                 if (p_ptr->spell_learned1 & (1L << i)) continue;
 418                 if (technic_info[TECHNIC_HISSATSU][i].slevel > p_ptr->lev) continue;
 419
 420                 p_ptr->spell_learned1 |= (1L << i);
 421                 p_ptr->spell_worked1 |= (1L << i);
 422                 msg_format(_("%sの技を覚えた。", "You have learned the special attack of %s."), do_spell(REALM_HISSATSU, i, SPELL_NAME));
 423                 for (j = 0; j < 64; j++)
 424                 {
 425                         /* Stop at the first empty space */
 426                         if (p_ptr->spell_order[j] == 99) break;
 427                 }
 428                 p_ptr->spell_order[j] = i;
 429                 gain = TRUE;
 430         }
 431
 432         if (!gain)
 433         {
 434                 msg_print(_("何も覚えられなかった。", "You were not able to learn any special attacks."));
 435         }
 436         else
 437         {
 438                 take_turn(p_ptr, 100);
 439         }
 440
 441         p_ptr->update |= (PU_SPELLS);
 442 }
 443
 444