/**
* Changes the position of an entity on the map, by specifying the coordinates of its origin
* point.
*
* @param entity an entity
* @param x x coordinate of the origin point
* @param y y coordinate of the origin point
* @throws MapException if the coordinates are not multiple of 8
*/
public void setEntityPosition(MapEntity entity, int x, int y) throws MapException {
entity.setPositionInMap(x, y);
entity.updateImageDescription();
setChanged();
notifyObservers();
}
/**
* Changes the direction of an entity.
*
* @param entity the entity to change the direction
* @param direction the new direction
* @throws MapException if this entity has no direction
*/
public void setEntityDirection(MapEntity entity, int direction) throws MapException {
int oldDirection = entity.getDirection();
if (direction != oldDirection) {
entity.setDirection(direction);
entity.updateImageDescription();
setChanged();
notifyObservers();
}
}