/**
* @brief Returns the value of a property of this movement.
*
* Accepted keys:
* - path
* - speed
* - loop
* - ignore_obstacles
* - snap_to_grid
*
* @param key key of the property to get
* @return the corresponding value as a string
*/
const std::string PathMovement::get_property(const std::string &key) {
std::ostringstream oss;
if (key == "path") {
oss << initial_path;
}
else if (key == "speed") {
oss << speed;
}
else if (key == "loop") {
oss << loop;
}
else if (key == "ignore_obstacles") {
oss << are_obstacles_ignored();
}
else if (key == "snap_to_grid") {
oss << snap_to_grid;
}
else {
Debug::die(StringConcat() << "Unknown property of PathMovement: '" << key << "'");
}
return oss.str();
}
/**
* \brief Updates the position.
*/
void RelativeMovement::update() {
if (entity_followed == nullptr) {
finished = true;
return;
}
if (entity_followed->is_being_removed()) {
finished = true;
entity_followed = nullptr;
}
else {
Point next = entity_followed->get_xy() + entity_offset;
Point dnext = next - get_xy();
if (!are_obstacles_ignored()) {
if (!finished && (dnext.x != 0 || dnext.y != 0)) {
if (!test_collision_with_obstacles(dnext)) {
set_xy(next);
}
else {
finished = true;
notify_obstacle_reached();
}
}
}
else {
set_xy(next);
}
}
}
/**
* @brief Returns the value of a property of this movement.
*
* Accepted keys:
* - speed
* - angle
* - max_distance
* - ignore_obstacles
* - smooth
* - displayed_direction
*
* @param key key of the property to get
* @return the corresponding value as a string
*/
const std::string StraightMovement::get_property(const std::string &key) {
std::ostringstream oss;
if (key == "speed") {
oss << get_speed();
}
else if (key == "angle") {
oss << get_angle();
}
else if (key == "max_distance") {
oss << get_max_distance();
}
else if (key == "ignore_obstacles") {
oss << are_obstacles_ignored();
}
else if (key == "smooth") {
oss << is_smooth();
}
else if (key == "displayed_direction") {
oss << get_displayed_direction4();
}
else {
Debug::die(StringConcat() << "Unknown property of StraightMovement: '" << key << "'");
}
return oss.str();
}
/**
* \brief Updates the position.
*/
void FollowMovement::update() {
if (entity_followed == NULL) {
finished = true;
return;
}
if (entity_followed->is_being_removed()) {
finished = true;
RefCountable::unref(entity_followed);
entity_followed = NULL;
}
else {
int next_x = entity_followed->get_x() + x;
int next_y = entity_followed->get_y() + y;
int dx = next_x - get_x();
int dy = next_y - get_y();
if (!are_obstacles_ignored()) {
if (!finished && (dx != 0 || dy != 0)) {
if (!test_collision_with_obstacles(dx, dy)) {
set_x(next_x);
set_y(next_y);
}
else {
finished = true;
notify_obstacle_reached();
}
}
}
else {
set_x(next_x);
set_y(next_y);
}
}
}
/**
* @brief Returns the value of a property of this movement.
*
* Accepted keys:
* - direction8
* - length
* - speed
* - ignore_obstacles
*
* @param key key of the property to get
* @return the corresponding value as a string
*/
const std::string JumpMovement::get_property(const std::string &key) {
std::ostringstream oss;
if (key == "direction8") {
oss << direction8;
}
else if (key == "length") {
oss << length;
}
else if (key == "speed") {
oss << speed;
}
else if (key == "ignore_obstacles") {
oss << are_obstacles_ignored();
}
else {
Debug::die(StringConcat() << "Unknown property of JumpMovement: '" << key << "'");
}
return oss.str();
}
