/**
* @brief Updates the entity.
*/
void ShopItem::update() {
if (is_looking_item && !get_game().is_dialog_enabled()) {
// the description message has just finished
const std::string question_dialog_id = "_shop.question";
get_dialog_box().start_dialog(question_dialog_id);
get_dialog_box().set_variable(question_dialog_id, price);
is_asking_question = true;
is_looking_item = false;
}
else if (is_asking_question && !get_game().is_dialog_enabled()) {
// the question has just finished
is_asking_question = false;
int answer = get_dialog_box().get_last_answer();
if (answer == 0) {
// the player wants to buy the item
Equipment& equipment = get_equipment();
EquipmentItem& item = treasure.get_item();
if (equipment.get_money() < price) {
// not enough rupees
Sound::play("wrong");
get_dialog_box().start_dialog("_shop.not_enough_money");
}
else if (item.has_amount() && item.get_amount() >= item.get_max_amount()) {
// the player already has the maximum amount of this item
Sound::play("wrong");
get_dialog_box().start_dialog("_shop.amount_full");
}
else {
bool can_buy = get_lua_context().shop_item_on_buying(*this);
if (can_buy) {
// give the treasure
equipment.remove_money(price);
get_hero().start_treasure(treasure, LUA_REFNIL);
if (treasure.is_saved()) {
remove_from_map();
get_savegame().set_boolean(treasure.get_savegame_variable(), true);
}
get_lua_context().shop_item_on_bought(*this);
}
}
}
}
}
/**
* @brief Notifies this detector that the player is interacting with it by
* pressing the action command.
*
* This function is called when the player presses the action command
* while the hero is facing this detector, and the action command effect lets
* him do this.
*/
void Destructible::notify_action_command_pressed() {
KeysEffect::ActionKeyEffect effect = get_keys_effect().get_action_key_effect();
if ((effect == KeysEffect::ACTION_KEY_LIFT || effect == KeysEffect::ACTION_KEY_LOOK)
&& features[subtype].can_be_lifted
&& !is_being_cut
&& !is_disabled()
&& !is_regenerating) {
int weight = features[subtype].weight;
if (get_equipment().has_ability("lift", weight)) {
uint32_t explosion_date = can_explode() ? System::now() + 6000 : 0;
get_hero().start_lifting(new CarriedItem(get_hero(), *this,
get_animation_set_id(), get_destruction_sound_id(), get_damage_on_enemies(), explosion_date));
// play the sound
Sound::play("lift");
// create the pickable item
create_pickable();
// remove the item from the map
if (!features[subtype].can_regenerate) {
destruction_callback();
remove_from_map();
}
else {
// the item can actually regenerate
play_destroy_animation();
}
}
else {
if (features[subtype].can_be_cut
&& !features[subtype].can_explode
&& !get_equipment().has_ability("sword", 1)) {
get_dialog_box().start_dialog("_cannot_lift_should_cut");
}
else if (!get_equipment().has_ability("lift", 1)) {
get_dialog_box().start_dialog("_cannot_lift_too_heavy");
}
else {
get_dialog_box().start_dialog("_cannot_lift_still_too_heavy");
}
}
}
}
/**
* @brief Notifies this detector that the player is interacting with it by
* pressing the action command.
*
* This function is called when the player presses the action command
* while the hero is facing this detector, and the action command effect lets
* him do this.
* The hero opens the door if possible, otherwise a message is shown.
*/
void Door::notify_action_command_pressed() {
if (get_hero().is_free() && is_closed()) {
if (can_open()) {
Sound::play("door_unlocked");
Sound::play("door_open");
if (is_saved()) {
get_savegame().set_boolean(savegame_variable, true);
}
if (is_opening_condition_consumed()) {
consume_opening_condition();
}
set_opening();
get_hero().check_position();
}
else if (!cannot_open_dialog_id.empty()) {
Sound::play("wrong");
get_dialog_box().start_dialog(cannot_open_dialog_id);
}
}
}
/**
* @brief Notifies this detector that the player is interacting with it by
* pressing the action command.
*
* This function is called when the player presses the action command
* while the hero is facing this detector, and the action command effect lets
* him do this.
* A dialog is shown to let the hero buy the item.
*/
void ShopItem::notify_action_command_pressed() {
if (get_hero().is_free()
&& get_keys_effect().get_action_key_effect() == KeysEffect::ACTION_KEY_LOOK) {
get_dialog_box().start_dialog(dialog_id);
is_looking_item = true;
}
}
/**
* @brief This function is called when the player interacts with this entity.
*
* This function is called when the player presses the action key
* while the hero is facing this detector, and the action icon lets him do this.
*/
void CrystalSwitch::action_key_pressed() {
if (get_hero().is_free()) {
get_keys_effect().set_action_key_effect(KeysEffect::ACTION_KEY_NONE);
// start a dialog
get_dialog_box().start_dialog("_crystal_switch");
}
}
/**
* @brief Notifies this detector that the player is interacting with it by
* pressing the action command.
*
* This function is called when the player presses the action command
* while the hero is facing this detector, and the action command effect lets
* him do this.
*/
void Crystal::notify_action_command_pressed() {
if (get_hero().is_free()) {
get_keys_effect().set_action_key_effect(KeysEffect::ACTION_KEY_NONE);
// start a dialog
get_dialog_box().start_dialog("_crystal");
}
}
/**
* @brief Notifies this detector that the player is interacting with it by
* pressing the action command.
*
* This function is called when the player presses the action command
* while the hero is facing this detector, and the action command effect lets
* him do this.
* The hero opens the chest if possible.
*/
void Chest::notify_action_command_pressed() {
if (is_enabled() && get_hero().is_free()) {
if (can_open()) {
Sound::play("chest_open");
set_open(true);
treasure_date = System::now() + 300;
get_keys_effect().set_action_key_effect(KeysEffect::ACTION_KEY_NONE);
get_hero().start_freezed();
}
else if (!get_cannot_open_dialog_id().empty()) {
Sound::play("wrong");
get_dialog_box().start_dialog(get_cannot_open_dialog_id());
}
}
}
/**
* @brief This function is called when the player interacts with this chest.
*
* This function is called when the player presses the action key
* when the hero is facing this detector, and the action icon lets him do this.
* The hero opens the chest if possible.
*/
void Chest::action_key_pressed() {
if (is_visible() && get_hero().is_free()) {
if (!big_chest || get_equipment().has_ability("open_dungeon_big_locks")) {
Sound::play("chest_open");
set_open(true);
treasure_date = System::now() + 300;
get_keys_effect().set_action_key_effect(KeysEffect::ACTION_KEY_NONE);
get_hero().start_freezed();
}
else {
Sound::play("wrong");
get_dialog_box().start_dialog("_big_key_required");
}
}
}
/**
* @brief Updates the chest.
*
* This function is called repeatedly by the map.
* This is a redefinition of MapEntity::update()
* the handle the chest opening.
*/
void Chest::update() {
if (is_open() && !suspended) {
if (!treasure_given && treasure_date != 0 && System::now() >= treasure_date) {
treasure_date = 0;
if (!treasure.is_empty()) {
// give a treasure to the player
get_hero().start_treasure(treasure, LUA_REFNIL);
treasure_given = true;
}
else { // the chest is empty
// mark the treasure as found in the savegame
if (treasure.is_saved()) {
get_savegame().set_boolean(treasure.get_savegame_variable(), true);
}
treasure_given = true;
bool done = get_lua_context().chest_on_empty(*this);
if (!done) {
// the script does not define any behavior:
// by default, we tell the player the chest is empty
Sound::play("wrong");
get_dialog_box().start_dialog("_empty_chest");
get_hero().start_free();
}
}
}
}
MapEntity::update();
}
/**
* @brief Updates the chest.
*
* This function is called repeatedly by the map.
* This is a redefinition of MapEntity::update()
* the handle the chest opening.
*/
void Chest::update() {
if (is_open() && !suspended) {
if (!treasure_given && treasure_date != 0 && System::now() >= treasure_date) {
treasure_date = 0;
if (treasure.get_item_name() != "_none") {
// give a treasure to the player
get_hero().start_treasure(treasure);
treasure_given = true;
}
else { // the chest is empty
// mark the treasure as found in the savegame
int savegame_variable = treasure.get_savegame_variable();
if (savegame_variable != -1) {
get_savegame().set_boolean(savegame_variable, true);
}
treasure_given = true;
if (!get_map_script().event_chest_empty(get_name())) {
// the script does not define any behavior:
// by default, we tell the player the chest is empty
Sound::play("wrong");
get_dialog_box().start_dialog("_empty_chest");
get_hero().start_free();
}
}
}
}
MapEntity::update();
}