public virtual Track NextTrackRandom(Track previousTrack = null)
{
if (HasValidPath)
{
List<Track> list;
if (previousTrack != null && AvailableConnectedTracks.Count > 1)
{
list = AvailableConnectedTracks.Where(t => t != previousTrack).ToList();
}
else
{
list = AvailableConnectedTracks;
}
if (list.Count > 0)
return list.RandomElement();
else
return null;
}
return null;
}
public virtual Track NextTrack(Direction preferredDir, Track previousTrack = null)
{
if (preferredDir != Direction.Any && preferredDir!=Direction.Invalid)
{
Track t = NextTrackInDirection(preferredDir);
if (t == null)
t = NextTrackRandom(previousTrack);
return t;
}
else
{
return NextTrackRandom(previousTrack);
}
}
public virtual Track NextTrack(Track previousTrack = null)
{
return NextTrack(Direction.Any, previousTrack);
}
public bool IsAdjacentTo(Track track)
{
return this.AllConnectedTracks.Contains(track);
}
public Direction DirectionTo(Track track)
{
if (track.Position.AdjacentToCardinal(this.Position))
{
if ((Position + IntVec3.North) == track.Position)
{
return Direction.Up;
}
else if ((Position + IntVec3.South) == track.Position)
{
return Direction.Down;
}
else if ((Position + IntVec3.East) == track.Position)
{
return Direction.Right;
}
else if ((Position + IntVec3.West) == track.Position)
{
return Direction.Left;
}
return Direction.Invalid;
}
return Direction.Invalid;
}
private void StartNewMove()
{
if (CurTrack.HasValidPath && !CurTrack.ShouldStopCart)
{
destination = CurTrack.NextTrack(direction, previousTrack);
if (destination != null && destination.CanBeTravelledTo)
{
SetupNewMove();
previousTrack = CurTrack;
direction = CurTrack.DirectionTo(destination);
if (Direction != Direction.Any && Direction != Direction.Invalid)
{
moving = true;
}
}
}
}
private void MoveTo(Track track)
{
previousTrack = CurTrack;
cart.Position = track.Position;
moving = false;
ticksUntilMove = 0;
}
public virtual void StopDead()
{
moving = false;
ticksUntilMove = 1;
totalMoveDuration = 1;
destination = null;
previousTrack = null;
}