protected void AddSpanVertexToPotentialDConnectorMotifs
(IVertex oPotentialSpanVertex, ICollection<IVertex> oDPotentialAnchorVertices, Dictionary<string, DConnectorMotif> oPotentialDConnectorMotifs)
{
Debug.Assert(oPotentialSpanVertex != null);
Debug.Assert(oDPotentialAnchorVertices != null);
Debug.Assert(oDPotentialAnchorVertices.Count >= 2);
Debug.Assert(oPotentialDConnectorMotifs != null);
// Is there already a DConnectorMotif object for this set of
// potential anchor vertices?
IOrderedEnumerable<IVertex> oOrderedDPotentialAnchorVertices = oDPotentialAnchorVertices.OrderBy(v => v.ID);
string stringKey = string.Join(",", oOrderedDPotentialAnchorVertices.Select(v => v.ID.ToString()).ToArray());
DConnectorMotif oPotentialDConnectorMotif;
if (!oPotentialDConnectorMotifs.TryGetValue(
stringKey, out oPotentialDConnectorMotif))
{
// No. Create one.
oPotentialDConnectorMotif = new DConnectorMotif(new List<IVertex>(oDPotentialAnchorVertices));
oPotentialDConnectorMotifs.Add(stringKey,
oPotentialDConnectorMotif);
}
oPotentialDConnectorMotif.SpanVertices.Add(oPotentialSpanVertex);
}
private static void AddDConnectorMotif
(HashSet<Motif> currentDConnectorMotifs, Dictionary<IVertex, DConnectorMotif> verticesAlreadyInDConnectorMotifs, DConnectorMotif connectorMotifToAdd)
{
// Assert that there are no shared anchor and span vertices
Debug.Assert(connectorMotifToAdd.SpanVertices.Intersect<IVertex>(connectorMotifToAdd.AnchorVertices).Count<IVertex>() == 0);
currentDConnectorMotifs.Add(connectorMotifToAdd);
foreach (IVertex oVertex in connectorMotifToAdd.SpanVertices)
{
// We do not allow overlapping span vertices so we use .Add
verticesAlreadyInDConnectorMotifs.Add(oVertex, connectorMotifToAdd);
}
foreach (IVertex oVertex in connectorMotifToAdd.AnchorVertices)
{
// We allow overlapping anchor vertices so we use =
verticesAlreadyInDConnectorMotifs[oVertex] = connectorMotifToAdd;
}
}
