public bool SetConnections()
{
Collider2D [] cols = Physics2D.OverlapCircleAll(new Vector2(transform.position.x, transform.position.y), 1.0f);
RoadPiece rp = null;
foreach (Collider2D cd in cols)
{
RoadPiece trp = cd.GetComponent <RoadPiece> ();
if (trp != null)
{
rp = trp;
}
}
if (rp == null)
{
return(true);
}
WaypointOrientation oppositeOrientation = WaypointOrientation.Bottom;
switch (m_orientation)
{
case WaypointOrientation.Bottom:
oppositeOrientation = WaypointOrientation.Top;
break;
case WaypointOrientation.Left:
oppositeOrientation = WaypointOrientation.Right;
break;
case WaypointOrientation.Right:
oppositeOrientation = WaypointOrientation.Left;
break;
case WaypointOrientation.Top:
oppositeOrientation = WaypointOrientation.Bottom;
break;
}
//TODO: fix this to accomodate placing pieces with multiple connections
SpawnPoint sp = rp.GetSpawnPoint(oppositeOrientation);
if (sp == null)
{
return(false);
}
if (sp.IsLinked())
{
return(true);
}
Waypoint[] targetInput;
targetInput = sp.getInput();
Waypoint[] targetOutput;
targetOutput = sp.getOutput();
foreach (Waypoint wp in m_output)
{
wp.SetNext(targetInput);
}
foreach (Waypoint wp in targetOutput)
{
wp.SetNext(m_input);
}
Link(sp);
sp.Link(this);
return(true);
}
public RoadPiece PlacePiece(RoadPiece previous)
{
if (m_OriginalViableRoadPieces == null)
{
m_OriginalViableRoadPieces = m_viableRoadPieces;
}
m_viableRoadPieces = m_OriginalViableRoadPieces;
List <GameObject> instantiables = AvailablePieceThatFits();
if (instantiables != null)
{
bool pieceNotPlaced = true;
while (pieceNotPlaced && instantiables.Count > 0)
{
//TODO, prevent double selection
int choice = Random.Range(0, instantiables.Count);
GameObject go = GameObject.Instantiate(instantiables[choice]);
instantiables.RemoveAt(choice);
go.transform.position = transform.position;
WaypointOrientation oppositeOrientation = WaypointOrientation.Bottom;
switch (m_orientation)
{
case WaypointOrientation.Bottom:
oppositeOrientation = WaypointOrientation.Top;
break;
case WaypointOrientation.Left:
oppositeOrientation = WaypointOrientation.Right;
break;
case WaypointOrientation.Right:
oppositeOrientation = WaypointOrientation.Left;
break;
case WaypointOrientation.Top:
oppositeOrientation = WaypointOrientation.Bottom;
break;
}
//TODO: fix this to accomodate placing pieces with multiple connections
RoadPiece rp = go.GetComponent <RoadPiece> ();
SpawnPoint sp = rp.GetSpawnPoint(oppositeOrientation);
//TODO: link up all of the road pieces
Waypoint[] targetInput;
targetInput = sp.getInput();
Waypoint[] targetOutput;
targetOutput = sp.getOutput();
Link(sp);
sp.Link(this);
foreach (Waypoint wp in m_output)
{
wp.SetNext(targetInput);
}
foreach (Waypoint wp in targetOutput)
{
wp.SetNext(m_input);
}
go.GetComponent <RoadPiece> ().Instantiate(previous);
bool works = true;
foreach (SpawnPoint targetSpawnPoints in rp.SpawnPoints())
{
if (targetSpawnPoints.IsColliding())
{
if (targetSpawnPoints.SetConnections() == false)
{
works = false;
}
}
}
if (ZoneCheck(rp) == false)
{
works = false;
}
if (works == false)
{
rp.KillMe();
}
else
{
pieceNotPlaced = false;
return(rp);
}
}
return(null);
}
else
{
return(null);
}
}