public int RemoveVertexIf(VertexPredicate <TVertex> predicate)
{
var vertices = new VertexList <TVertex>();
foreach (var v in Vertices)
{
if (predicate(v))
{
vertices.Add(v);
}
}
foreach (var v in vertices)
{
RemoveVertex(v);
}
return(vertices.Count);
}
public void MergeVertexIf(VertexPredicate <TVertex> vertexPredicate, EdgeFactory <TVertex, TEdge> edgeFactory)
{
Contract.Requires(vertexPredicate != null);
Contract.Requires(edgeFactory != null);
// storing vertices to merge
var mergeVertices = new VertexList <TVertex>(VertexCount / 4);
foreach (var v in Vertices)
{
if (vertexPredicate(v))
{
mergeVertices.Add(v);
}
}
// applying merge recursively
foreach (var v in mergeVertices)
{
MergeVertex(v, edgeFactory);
}
}