/// <inheritdoc />
public void Clear()
{
IVertexEdgeDictionary <TVertex, TEdge> vertexEdges = _vertexEdges;
_vertexEdges = new VertexEdgeDictionary <TVertex, TEdge>();
EdgeCount = 0;
NotifyEdgesRemoved(vertexEdges.SelectMany(edges => edges.Value).Distinct());
NotifyVerticesRemoved(vertexEdges.Keys);
vertexEdges.Clear();
}
/// <inheritdoc />
public void Clear()
{
if (EdgeRemoved != null) // Lazily notify
{
foreach (TEdge edge in _vertexEdges.SelectMany(edges => edges.Value).Distinct())
{
OnEdgeRemoved(edge);
}
foreach (TVertex vertex in _vertexEdges.Keys)
{
OnVertexRemoved(vertex);
}
}
_vertexEdges.Clear();
EdgeCount = 0;
}
