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/window-redrawer.h"
  11 #include "inventory/inventory-object.h"
  12 #include "main/sound-definitions-table.h"
  13 #include "main/sound-of-music.h"
  14 #include "object-use/item-use-checker.h"
  15 #include "object-use/read/read-executor-factory.h"
  16 #include "object/object-info.h"
  17 #include "perception/object-perception.h"
  18 #include "player-base/player-class.h"
  19 #include "player-status/player-energy.h"
  20 #include "spell-realm/spells-hex.h"
  21 #include "spell-realm/spells-song.h"
  22 #include "status/experience.h"
  23 #include "system/baseitem-info.h"
  24 #include "system/item-entity.h"
  25 #include "system/player-type-definition.h"
  26 #include "system/redrawing-flags-updater.h"
  27 #include "util/bit-flags-calculator.h"
  28 #include "view/display-messages.h"
  29
  30 /*!
  31  * @brief コンストラクタ
  32  * @param player_ptr プレイヤーへの参照ポインタ
  33  * @param item 読むオブジェクトの所持品ID
  34  */
  35 ObjectReadEntity::ObjectReadEntity(PlayerType *player_ptr, INVENTORY_IDX item)
  36     : player_ptr(player_ptr)
  37     , item(item)
  38 {
  39 }
  40
  41 /*!
  42  * @brief 巻物を読む
  43  * @param known 判明済ならばTRUE
  44  */
  45 void ObjectReadEntity::execute(bool known)
  46 {
  47     auto *o_ptr = ref_item(this->player_ptr, this->item);
  48     PlayerEnergy(this->player_ptr).set_player_turn_energy(100);
  49     if (!this->can_read()) {
  50         return;
  51     }
  52
  53     if (music_singing_any(this->player_ptr)) {
  54         stop_singing(this->player_ptr);
  55     }
  56
  57     SpellHex spell_hex(this->player_ptr);
  58     if (spell_hex.is_spelling_any() && ((this->player_ptr->lev < 35) || spell_hex.is_casting_full_capacity())) {
  59         (void)SpellHex(this->player_ptr).stop_all_spells();
  60     }
  61
  62     auto executor = ReadExecutorFactory::create(player_ptr, o_ptr, known);
  63     auto used_up = executor->read();
  64     auto &rfu = RedrawingFlagsUpdater::get_instance();
  65     using Srf = StatusRecalculatingFlag;
  66     EnumClassFlagGroup<Srf> flags_srf = { Srf::COMBINATION, Srf::REORDER };
  67     if (rfu.has(Srf::AUTO_DESTRUCTION)) {
  68         flags_srf.set(Srf::AUTO_DESTRUCTION);
  69     }
  70
  71     rfu.reset_flags(flags_srf);
  72     this->change_virtue_as_read(*o_ptr);
  73     object_tried(o_ptr);
  74     this->gain_exp_from_item_use(o_ptr, executor->is_identified());
  75     static constexpr auto flags_swrf = {
  76         SubWindowRedrawingFlag::INVENTORY,
  77         SubWindowRedrawingFlag::EQUIPMENT,
  78         SubWindowRedrawingFlag::PLAYER,
  79     };
  80     rfu.set_flags(flags_swrf);
  81     rfu.set_flags(flags_srf);
  82     if (!used_up) {
  83         return;
  84     }
  85
  86     sound(SOUND_SCROLL);
  87     vary_item(this->player_ptr, this->item, -1);
  88 }
  89
  90 bool ObjectReadEntity::can_read() const
  91 {
  92     if (cmd_limit_time_walk(this->player_ptr)) {
  93         return false;
  94     }
  95
  96     if (PlayerClass(this->player_ptr).equals(PlayerClassType::BERSERKER)) {
  97         msg_print(_("巻物なんて読めない。", "You cannot read."));
  98         return false;
  99     }
 100
 101     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!"));
 102 }
 103
 104 void ObjectReadEntity::change_virtue_as_read(ItemEntity &o_ref)
 105 {
 106     if (o_ref.is_aware()) {
 107         return;
 108     }
 109
 110     chg_virtue(this->player_ptr, Virtue::PATIENCE, -1);
 111     chg_virtue(this->player_ptr, Virtue::CHANCE, 1);
 112     chg_virtue(this->player_ptr, Virtue::KNOWLEDGE, -1);
 113 }
 114
 115 void ObjectReadEntity::gain_exp_from_item_use(ItemEntity *o_ptr, bool is_identified)
 116 {
 117     if (!is_identified || o_ptr->is_aware()) {
 118         return;
 119     }
 120
 121     object_aware(this->player_ptr, o_ptr);
 122     auto lev = o_ptr->get_baseitem().level;
 123     gain_exp(this->player_ptr, (lev + (this->player_ptr->lev >> 1)) / this->player_ptr->lev);
 124 }