src/object-use/read/read-execution.cpp

   1 /*!
   2  * @brief 巻物を読んだ際の効果処理
   3  * @date 2022/02/26
   4  * @author Hourier
   5  */
   6
   7 #include "object-use/read/read-execution.h"
   8 #include "action/action-limited.h"
   9 #include "avatar/avatar.h"
  10 #include "core/player-update-types.h"
  11 #include "core/window-redrawer.h"
  12 #include "inventory/inventory-object.h"
  13 #include "main/sound-definitions-table.h"
  14 #include "main/sound-of-music.h"
  15 #include "object-use/item-use-checker.h"
  16 #include "object-use/read/read-executor-factory.h"
  17 #include "object/object-info.h"
  18 #include "perception/object-perception.h"
  19 #include "player-base/player-class.h"
  20 #include "player-status/player-energy.h"
  21 #include "spell-realm/spells-hex.h"
  22 #include "spell-realm/spells-song.h"
  23 #include "status/experience.h"
  24 #include "system/baseitem-info.h"
  25 #include "system/item-entity.h"
  26 #include "system/player-type-definition.h"
  27 #include "system/redrawing-flags-updater.h"
  28 #include "util/bit-flags-calculator.h"
  29 #include "view/display-messages.h"
  30
  31 /*!
  32  * @brief コンストラクタ
  33  * @param player_ptr プレイヤーへの参照ポインタ
  34  * @param item 読むオブジェクトの所持品ID
  35  */
  36 ObjectReadEntity::ObjectReadEntity(PlayerType *player_ptr, INVENTORY_IDX item)
  37     : player_ptr(player_ptr)
  38     , item(item)
  39 {
  40 }
  41
  42 /*!
  43  * @brief 巻物を読む
  44  * @param known 判明済ならばTRUE
  45  */
  46 void ObjectReadEntity::execute(bool known)
  47 {
  48     auto *o_ptr = ref_item(this->player_ptr, this->item);
  49     PlayerEnergy(this->player_ptr).set_player_turn_energy(100);
  50     if (!this->can_read()) {
  51         return;
  52     }
  53
  54     if (music_singing_any(this->player_ptr)) {
  55         stop_singing(this->player_ptr);
  56     }
  57
  58     SpellHex spell_hex(this->player_ptr);
  59     if (spell_hex.is_spelling_any() && ((this->player_ptr->lev < 35) || spell_hex.is_casting_full_capacity())) {
  60         (void)SpellHex(this->player_ptr).stop_all_spells();
  61     }
  62
  63     auto executor = ReadExecutorFactory::create(player_ptr, o_ptr, known);
  64     auto used_up = executor->read();
  65     auto &rfu = RedrawingFlagsUpdater::get_instance();
  66     using Srf = StatusRedrawingFlag;
  67     EnumClassFlagGroup<Srf> flags_srf = { Srf::COMBINATION, Srf::REORDER };
  68     if (rfu.has(Srf::AUTO_DESTRUCTION)) {
  69         flags_srf.set(Srf::AUTO_DESTRUCTION);
  70     }
  71
  72     rfu.reset_flags(flags_srf);
  73     this->change_virtue_as_read(*o_ptr);
  74     object_tried(o_ptr);
  75     this->gain_exp_from_item_use(o_ptr, executor->is_identified());
  76     this->player_ptr->window_flags |= PW_INVENTORY | PW_EQUIPMENT | PW_PLAYER;
  77     rfu.set_flags(flags_srf);
  78     if (!used_up) {
  79         return;
  80     }
  81
  82     sound(SOUND_SCROLL);
  83     vary_item(this->player_ptr, this->item, -1);
  84 }
  85
  86 bool ObjectReadEntity::can_read() const
  87 {
  88     if (cmd_limit_time_walk(this->player_ptr)) {
  89         return false;
  90     }
  91
  92     if (PlayerClass(this->player_ptr).equals(PlayerClassType::BERSERKER)) {
  93         msg_print(_("巻物なんて読めない。", "You cannot read."));
  94         return false;
  95     }
  96
  97     return ItemUseChecker(this->player_ptr).check_stun(_("朦朧としていて読めなかった！", "You too stunned to read it!"));
  98 }
  99
 100 void ObjectReadEntity::change_virtue_as_read(ItemEntity &o_ref)
 101 {
 102     if (o_ref.is_aware()) {
 103         return;
 104     }
 105
 106     chg_virtue(this->player_ptr, Virtue::PATIENCE, -1);
 107     chg_virtue(this->player_ptr, Virtue::CHANCE, 1);
 108     chg_virtue(this->player_ptr, Virtue::KNOWLEDGE, -1);
 109 }
 110
 111 void ObjectReadEntity::gain_exp_from_item_use(ItemEntity *o_ptr, bool is_identified)
 112 {
 113     if (!is_identified || o_ptr->is_aware()) {
 114         return;
 115     }
 116
 117     object_aware(this->player_ptr, o_ptr);
 118     auto lev = o_ptr->get_baseitem().level;
 119     gain_exp(this->player_ptr, (lev + (this->player_ptr->lev >> 1)) / this->player_ptr->lev);
 120 }