/// <summary>
/// returns the nodes associated with the given collection of links
/// </summary>
private ArrayList GetNeighbours(atomCollection links_collection)
{
ArrayList neighbours = new ArrayList();
if (links_collection != null)
{
for (int i = 0; i < links_collection.Count(); i++)
{
// each link
atom lnk = links_collection.Get(i);
if (lnk.atoms_incoming != null)
{
// each node referred to by the link
for (int j = 0; j < lnk.atoms_incoming.Count(); j++)
{
neighbours.Add(lnk.atoms_incoming.Get(j));
}
}
}
}
return(neighbours);
}
/// <summary>
/// returns the given collection as a set of link objects
/// </summary>
public ArrayList GetLinks(atomCollection collection)
{
ArrayList links = new ArrayList();
if (collection != null)
{
for (int i = 0; i < collection.Count(); i++)
{
atom a = collection.Get(i);
if (a.GetFlag(atom.FLAG_IS_LINK))
{
links.Add((link)a);
}
}
}
return(links);
}