/// <summary>
/// Perform a walk in the given RingSet, starting at a given Ring and
/// recursively searching for other Rings connected to this ring. By doing
/// this it finds all rings in the RingSet connected to the start ring,
/// putting them in newRs, and removing them from rs.
/// </summary>
/// <param name="rs">The RingSet to be searched</param>
/// <param name="ring">The ring to start with</param>
/// <param name="newRs">The RingSet containing all Rings connected to ring</param>
/// <returns>newRs The RingSet containing all Rings connected to ring</returns>
private static IRingSet WalkRingSystem(IRingSet rs, IRing ring, IRingSet newRs)
{
IRing tempRing;
var tempRings = rs.GetConnectedRings(ring);
rs.Remove(ring);
foreach (var container in tempRings)
{
tempRing = (IRing)container;
if (!newRs.Contains(tempRing))
{
newRs.Add(tempRing);
newRs.Add(WalkRingSystem(rs, tempRing, newRs));
}
}
return(newRs);
}
