public bool IsConnectedTo(Wire Other)
{
return(PointOnSegment(Other.A, A, B) || PointOnSegment(Other.B, A, B) ||
PointOnSegment(A, Other.A, Other.B) || PointOnSegment(B, Other.A, Other.B));
}
// Wires was a single node but it is now two. Break it into two sets of nodes
// and return the one containing Target.
private IEnumerable<Wire> ConnectedTo(IEnumerable<Wire> Wires, Wire Target)
{
// Repeatedly search for connections with the target.
IEnumerable<Wire> connected = new Wire[] { Target };
int count = connected.Count();
while (true)
{
connected = Wires.Where(i => connected.Any(j => i.IsConnectedTo(j))).ToArray();
if (connected.Count() == count)
break;
count = connected.Count();
}
return connected;
}
public bool IsConnectedTo(Wire Other)
{
return PointOnSegment(Other.A, A, B) || PointOnSegment(Other.B, A, B) ||
PointOnSegment(A, Other.A, Other.B) || PointOnSegment(B, Other.A, Other.B);
}
/// <summary>
/// Find the node at point x.
/// </summary>
/// <param name="x"></param>
/// <param name="Self"></param>
/// <returns></returns>
public Node NodeAt(Coord x, Wire Self)
{
IEnumerable<Wire> wires = Wires;
if (Self != null)
wires = wires.Except(Self);
Wire w = wires.FirstOrDefault(i => i.IsConnectedTo(x));
return w != null ? w.Node : null;
}
