/**
* \brief Notifies this state that the movement has changed.
*
* This function is called when the hero's movement direction changes (for instance
* because the player pressed or released a directional key, or the hero just reached an obstacle).
* The animations and collisions should be updated according to the new movement.
*/
void Hero::PlayerMovementState::notify_movement_changed() {
// the movement has changed: update the animation of the sprites
bool movement_walking = get_wanted_movement_direction8() != -1;
bool sprites_walking = get_sprites().is_walking();
if (movement_walking && !sprites_walking) {
set_animation_walking();
}
else if (!movement_walking && sprites_walking) {
set_animation_stopped();
}
}
/**
* @brief Starts this state.
*
* This function is called automatically when this state becomes the active state of the hero.
*
* @param previous_state the previous state
*/
void Hero::PlayerMovementState::start(State *previous_state) {
hero.set_movement(new PlayerMovement(hero.get_walking_speed()));
if (is_current_state()) { // yes, the state may have already changed
get_player_movement()->compute_movement();
if (is_current_state()) {
if (get_wanted_movement_direction8() != -1) {
set_animation_walking();
}
else {
set_animation_stopped();
}
}
}
}
/**
* \brief Updates this state.
*/
void Hero::SwimmingState::update() {
PlayerMovementState::update();
if (is_suspended() || !is_current_state()) {
return;
}
Hero& hero = get_hero();
if (hero.get_ground_below() != GROUND_DEEP_WATER) {
hero.set_state(new FreeState(hero));
}
else if (fast_swimming && System::now() >= end_fast_swim_date) {
fast_swimming = false;
hero.set_walking_speed(get_slow_swimming_speed());
if (get_wanted_movement_direction8() != -1) {
set_animation_walking();
}
else {
set_animation_stopped();
}
}
}