internal override void RegisterVertex(TVertex vertex)
{
int handle = Size;
int newSize = ++this.size;
EnsureListSize(newSize);
List[handle] = new VertexDisjointSet(vertex);
vertex.Handle = handle;
}
void EnsureListSize(int newSize)
{
if (newSize > this.capacity)
{
int _capacity = this.capacity * 2;
if (newSize > _capacity)
{
_capacity = newSize * 2;
}
VertexDisjointSet[] _list = new VertexDisjointSet[_capacity];
Array.Copy(List, _list, List.Length);
this.list = _list;
this.capacity = _capacity;
}
}
internal override List <Edge <TValue, TVertex> > GetEdgeList()
{
List <Edge <TValue, TVertex> > list = new List <Edge <TValue, TVertex> >();
for (int n = 0; n < Size; n++)
{
VertexDisjointSet set = List[n];
foreach (TVertex vertex in set.GetVertices(false))
{
if (AllowEdge(set, vertex))
{
list.Add(new Edge <TValue, TVertex>(set.Vertex, vertex, set.GetItem(vertex).EdgeData.Weight));
}
}
}
return(list);
}
protected override bool AllowEdge(VertexDisjointSet set, DirectedAdjSetGraphVertex <T> vertex)
{
return(true);
}
protected override bool AllowEdge(VertexDisjointSet set, AdjSetGraphVertex <T> vertex)
{
return(vertex.Handle >= set.Vertex.Handle);
}
protected abstract bool AllowEdge(VertexDisjointSet set, TVertex vertex);