/**
* \brief Notifies this state that the hero has just attacked an enemy.
* \param attack the attack
* \param victim the enemy just hurt
* \param result indicates how the enemy has reacted to the attack (see Enemy.h)
* \param killed indicates that the attack has just killed the enemy
*/
void Hero::SpinAttackState::notify_attacked_enemy(
EnemyAttack attack,
Enemy& victim,
EnemyReaction::Reaction& result,
bool killed) {
Hero& hero = get_hero();
if (result.type != EnemyReaction::IGNORED && attack == ATTACK_SWORD) {
if (victim.get_push_hero_on_sword()) {
if (hero.get_movement() != NULL) {
// interrupting a super spin attack: finish with a normal one
hero.clear_movement();
get_sprites().set_animation_spin_attack();
}
being_pushed = true;
double angle = Geometry::get_angle(victim.get_x(), victim.get_y(),
hero.get_x(), hero.get_y());
StraightMovement* movement = new StraightMovement(false, true);
movement->set_max_distance(24);
movement->set_speed(120);
movement->set_angle(angle);
hero.set_movement(movement);
}
}
}
/**
* \brief Starts this state.
* \param previous_state the previous state
*/
void Hero::HurtState::start(const State* previous_state) {
State::start(previous_state);
Equipment& equipment = get_equipment();
Sound::play("hero_hurt");
if (life_points != 0) {
// the level of the tunic reduces the damage, but we remove at least 1 life point
life_points = std::max(1, life_points / (equipment.get_ability("tunic")));
equipment.remove_life(life_points);
if (equipment.has_ability("tunic")) {
equipment.notify_ability_used("tunic");
}
}
if (magic_points > 0 && equipment.get_magic() > 0) {
equipment.remove_magic(magic_points);
Sound::play("magic_bar");
}
get_sprites().set_animation_hurt();
get_sprites().blink();
Hero& hero = get_hero();
double angle = Geometry::get_angle(source_xy.get_x(), source_xy.get_y(),
hero.get_x(), hero.get_y());
StraightMovement* movement = new StraightMovement(false, true);
movement->set_max_distance(24);
movement->set_speed(120);
movement->set_angle(angle);
hero.set_movement(movement);
end_hurt_date = System::now() + 200;
}
/**
* @brief Throws the item.
* @param direction direction where the hero throws the item (0 to 3)
*/
void CarriedItem::throw_item(int direction) {
this->throwing_direction = direction;
this->is_lifting = false;
this->is_throwing = true;
// play the sound
Sound::play("throw");
// stop the sprite animation
Sprite &sprite = get_sprite();
sprite.set_current_animation("stopped");
// set the movement of the item sprite
set_y(hero.get_y());
StraightMovement* movement = new StraightMovement(false, false);
movement->set_speed(200);
movement->set_angle(Geometry::degrees_to_radians(direction * 90));
clear_movement();
set_movement(movement);
this->y_increment = -2;
this->next_down_date = System::now() + 40;
this->item_height = 18;
}
/**
* \brief Hurts the enemy.
*
* Updates its state, its sprite and plays the sound.
*
* \param source the entity attacking the enemy (often the hero)
*/
void Enemy::hurt(MapEntity& source) {
uint32_t now = System::now();
// update the enemy state
being_hurt = true;
set_movement_events_enabled(false);
can_attack = false;
can_attack_again_date = now + 300;
// graphics and sounds
set_animation("hurt");
play_hurt_sound();
// stop any movement
clear_movement();
// push the enemy back
if (pushed_back_when_hurt) {
double angle = source.get_angle(*this);
StraightMovement* movement = new StraightMovement(false, true);
movement->set_max_distance(24);
movement->set_speed(120);
movement->set_angle(angle);
set_movement(movement);
}
stop_hurt_date = now + 300;
}
/**
* \brief Creates a boomerang.
* \param hero the hero
* \param max_distance maximum distance of the movement in pixels
* \param speed speed of the movement in pixels per second
* \param angle the angle of the boomerang trajectory in radians
* \param sprite_name animation set id representing the boomerang
*/
Boomerang::Boomerang(
Hero& hero,
int max_distance,
int speed,
double angle,
const std::string& sprite_name):
MapEntity("", 0, hero.get_layer(), 0, 0, 0, 0),
hero(hero),
has_to_go_back(false),
going_back(false),
speed(speed) {
// initialize the entity
create_sprite(sprite_name);
set_size(16, 16);
set_origin(8, 8);
int hero_x = hero.get_top_left_x();
int hero_y = hero.get_top_left_y();
switch (hero.get_animation_direction()) {
case 0:
set_xy(hero_x + 24, hero_y + 8);
break;
case 1:
set_xy(hero_x + 8, hero_y - 8);
break;
case 2:
set_xy(hero_x - 8, hero_y + 8);
break;
case 3:
set_xy(hero_x + 8, hero_y + 24);
break;
}
initial_coords.set_xy(get_xy());
StraightMovement* movement = new StraightMovement(false, false);
movement->set_speed(speed);
movement->set_angle(angle);
movement->set_max_distance(max_distance);
set_movement(movement);
next_sound_date = System::now();
}
/**
* @brief Notifies this state that the hero has just attacked an enemy.
* @param attack the attack
* @param victim the enemy just hurt
* @param result indicates how the enemy has reacted to the attack (see Enemy.h)
* @param killed indicates that the attack has just killed the enemy
*/
void Hero::SwordSwingingState::notify_attacked_enemy(EnemyAttack attack, Enemy& victim,
EnemyReaction::Reaction& result, bool killed) {
if (result.type != EnemyReaction::IGNORED && attack == ATTACK_SWORD) {
attacked = true;
if (victim.get_push_hero_on_sword()) {
double angle = Geometry::get_angle(victim.get_x(), victim.get_y(),
hero.get_x(), hero.get_y());
StraightMovement* movement = new StraightMovement(false, true);
movement->set_max_distance(24);
movement->set_speed(120);
movement->set_angle(angle);
hero.set_movement(movement);
}
}
}
/**
* \brief Starts this state.
* \param previous_state The previous state.
*/
void Hero::HurtState::start(const State* previous_state) {
State::start(previous_state);
Equipment& equipment = get_equipment();
Sound::play("hero_hurt");
Hero& hero = get_hero();
const uint32_t invincibility_duration = 2000;
hero.set_invincible(true, invincibility_duration);
get_sprites().set_animation_hurt();
get_sprites().blink(invincibility_duration);
if (has_source) {
double angle = Geometry::get_angle(source_xy.get_x(), source_xy.get_y(),
hero.get_x(), hero.get_y());
StraightMovement* movement = new StraightMovement(false, true);
movement->set_max_distance(24);
movement->set_speed(120);
movement->set_angle(angle);
hero.set_movement(movement);
}
end_hurt_date = System::now() + 200;
// See if the script customizes how the hero takes damages.
bool handled = get_lua_context().hero_on_taking_damage(get_hero(), damage);
if (!handled && damage != 0) {
// No customized damage: perform the default calculation.
// The level of the tunic reduces the damage,
// but we remove at least 1 life point.
int life_points = std::max(1, damage / (equipment.get_ability(ABILITY_TUNIC)));
equipment.remove_life(life_points);
if (equipment.has_ability(ABILITY_TUNIC)) {
equipment.notify_ability_used(ABILITY_TUNIC);
}
}
}
/**
* \brief Updates this state.
*/
void Hero::RunningState::update() {
State::update();
if (is_suspended()) {
return;
}
uint32_t now = System::now();
if (!is_bouncing() && now >= next_sound_date) {
Sound::play("running");
next_sound_date = now + 170;
}
Hero& hero = get_hero();
if (phase == 0) {
if (now >= next_phase_date) {
double angle = Geometry::degrees_to_radians(get_sprites().get_animation_direction() * 90);
StraightMovement* movement = new StraightMovement(false, true);
movement->set_max_distance(3000);
movement->set_speed(300);
movement->set_angle(angle);
hero.clear_movement();
hero.set_movement(movement);
get_sprites().set_animation_running();
phase++;
}
else if (!is_pressing_running_key()) {
hero.set_state(new FreeState(hero));
}
}
else if (hero.get_movement()->is_finished()) {
hero.start_state_from_ground();
}
}
