/**
* @brief Creates a door.
* @param game The game.
* @param name Name identifying this entity.
* @param layer Layer of the entity to create.
* @param x X coordinate of the entity to create.
* @param y Y coordinate of the entity to create.
* @param direction Direction of the door.
* @param sprite_name Name of the animation set of the
* sprite to create for the door.
* The sprite must have an animation \c "closed", that will be shown while
* the door is closed. Optionally, they sprite can also have animations
* \c "opening" and \c "closing", that will be shown (if they exist)
* while the door is being opened or closed, respectively.
* If they don't exist, the door will get opened or closed instantly.
* @param savegame_variable Boolean variable where the door's state is saved
* (an empty string lets the door unsaved).
*/
Door::Door(Game& game,
const std::string& name,
Layer layer, int x, int y,
int direction,
const std::string& sprite_name,
const std::string& savegame_variable):
Detector(COLLISION_FACING_POINT | COLLISION_SPRITE, name, layer, x, y, 16, 16),
savegame_variable(savegame_variable),
opening_method(OPENING_NONE),
opening_condition(),
opening_condition_consumed(false),
cannot_open_dialog_id(),
state(OPEN),
initialized(false),
next_hint_sound_date(0) {
Sprite& sprite = create_sprite(sprite_name, true);
sprite.set_ignore_suspend(true); // Continue the animation while the camera is moving.
set_direction(direction);
if (is_saved()) {
set_open(game.get_savegame().get_boolean(savegame_variable));
}
else {
set_open(false);
}
sprite.set_current_direction(direction);
}
/**
* @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 Updates the entity.
*/
void Door::update() {
Detector::update();
if (!initialized) {
update_dynamic_tiles();
initialized = true;
}
if (is_closed()
&& get_opening_method() == OPENING_BY_EXPLOSION
&& get_equipment().has_ability("detect_weak_walls")
&& Geometry::get_distance(get_center_point(), get_hero().get_center_point()) < 40
&& !is_suspended()
&& System::now() >= next_hint_sound_date) {
Sound::play("cane");
next_hint_sound_date = System::now() + 500;
}
if (is_changing() && get_sprite().is_animation_finished()) {
// Toggle door_open when the changing animation finishes.
set_open(is_opening());
}
if (is_saved() && !is_changing()) {
bool open_in_savegame = get_savegame().get_boolean(savegame_variable);
if (open_in_savegame && is_closed()) {
set_opening();
}
else if (!open_in_savegame && is_open()) {
set_closing();
}
}
}
/**
* @brief Makes the door immediately open or closed.
* @param door_open true to make it opened, false to make it closed.
*/
void Door::set_open(bool door_open) {
state = door_open ? OPEN : CLOSED;
if (door_open) {
set_collision_modes(COLLISION_NONE); // to avoid being the hero's facing entity
}
else {
get_sprite().set_current_animation("closed");
set_collision_modes(COLLISION_FACING_POINT | COLLISION_SPRITE);
// ensure that we are not closing the door on the hero
if (is_on_map() && overlaps(get_hero())) {
get_hero().avoid_collision(*this, (get_direction() + 2) % 4);
}
}
if (is_on_map()) {
update_dynamic_tiles();
if (is_saved()) {
get_savegame().set_boolean(savegame_variable, door_open);
}
if (door_open) {
get_lua_context().door_on_opened(*this);
}
else {
get_lua_context().door_on_closed(*this);
}
}
}
// проверяет, все ли документы сохранены
bool CController::is_saved()
{
for (int type = ORDER; type < QUANTITY_TYPES; type++)
{
if (!is_saved((DocumentType)type))
{
return false;
}
}
return true;
}
/**
* \brief Kills the enemy.
*
* This function is called when the enemy has no more health points.
*/
void Enemy::kill() {
// if the enemy is immobilized, give some money
if (rank == RANK_NORMAL && is_immobilized() && !treasure.is_saved()) {
// TODO choose random money (can we do this from scripts?)
}
// stop any movement and disable attacks
set_collision_modes(COLLISION_NONE);
clear_movement();
invulnerable = true;
can_attack = false;
can_attack_again_date = 0;
dying_animation_started = true;
if (hurt_style == HURT_BOSS) {
// A boss: create some explosions.
exploding = true;
nb_explosions = 0;
next_explosion_date = System::now() + 2000;
}
else {
// Replace the enemy sprites.
clear_sprites();
switch (get_ground_below()) {
case GROUND_HOLE:
// TODO animation of falling into a hole.
Sound::play("jump");
break;
case GROUND_DEEP_WATER:
// TODO water animation.
Sound::play("splash");
break;
case GROUND_LAVA:
// TODO lava animation.
Sound::play("splash");
break;
default:
create_sprite("enemies/enemy_killed");
Sound::play("enemy_killed");
break;
}
}
// save the enemy state if required
if (is_saved()) {
get_savegame().set_boolean(savegame_variable, true);
}
}
/**
* @brief Starts closing the door and plays the corresponding animations.
*
* Nothing is done if the door is already in the process of being closed.
*/
void Door::close() {
if (is_closed() || is_closing()) {
// The door is already closed or being closed: nothing to do.
return;
}
set_closing();
if (is_saved()) {
get_savegame().set_boolean(savegame_variable, false);
}
}
/**
* @brief Starts opening the door and plays the corresponding animations.
*
* Nothing is done if the door is already in the process of being open.
*/
void Door::open() {
if (is_open() || is_opening()) {
// The door is already open or being open: nothing to do.
return;
}
set_opening();
if (is_saved()) {
get_savegame().set_boolean(savegame_variable, true);
}
}
/**
* \brief Gives the treasure to the player.
*
* Adds the item to the hero's equipment.
* The item should not be empty.
*/
void Treasure::give_to_player() const {
Debug::check_assertion(!is_found(), "This treasure was already found");
// Mark the treasure as found in the savegame.
if (is_saved()) {
game->get_savegame().set_boolean(savegame_variable, true);
}
// Give the item to the player.
EquipmentItem& item = get_item();
if (item.is_saved()) {
item.set_variant(get_variant());
}
// Notify the Lua item and the Lua map.
LuaContext& lua_context = game->get_lua_context();
lua_context.item_on_obtaining(item, *this);
lua_context.map_on_obtaining_treasure(game->get_current_map(), *this);
}
/**
* \brief Returns whether the player has got this treasure according to th
* savegame.
*
* Returns false if the treasure is not saved.
*
* \return true if the player has found this treasure.
*/
bool Treasure::is_found() const {
return is_saved() && game->get_savegame().get_boolean(savegame_variable);
}