public Movement(MapObject o, int x, int y, Direction direction)
{
this.parentObject = o;
this.oldX = x;
this.oldY = y;
this.direction = direction;
}
public void StartMovement(Direction playerDirection)
{
// the player movement is special; if it fails, everything fails.
Movement playerMovement;
List<Movement> movements = new List<Movement> ();
foreach (Tile t in this.occupiedTiles) {
Movement m = new Movement (t.contains, t.x, t.y, t.contains.Move (playerDirection));
movements.Add (m);
if (m.ParentObject ().IsCharacter ())
playerMovement = m;
}
foreach (Movement m1 in movements) {
// if we already marked it invalid, skip
if (m1.Invalid ())
continue;
if (m1.NewX () < 0 || m1.NewX () >= this.width
|| m1.NewY () < 0 || m1.NewY () >= this.height) {
m1.SetInvalid ();
continue;
}
foreach (Movement m2 in movements) {
if (m1 == m2)
continue;
if (m1.Conflicts (m2)) {
m1.SetInvalid ();
m2.SetInvalid ();
break;
}
}
}
this.currentMovements = movements;
}
public override Direction Move(Direction playerMovement)
{
return new Direction (-playerMovement.x, -playerMovement.y);
}
public override Direction Move(Direction playerMovement)
{
return new Direction (0, 0);
}
public override Direction Move(Direction playerMovement)
{
return playerMovement;
}
public abstract Direction Move(Direction playerMovement);