Smrf.NodeXL.ExcelTemplate.VertexWorksheetReader.RemoveUnwantedIsolates C# (CSharp) Method

    RemoveUnwantedIsolates
    (
        ReadWorkbookContext oReadWorkbookContext,
        IGraph oGraph
    )
    {
        Debug.Assert(oReadWorkbookContext != null);
        Debug.Assert(oGraph != null);
        AssertValid();

        List<IVertex> oIsolatedVertices = new List<IVertex>(

            from oVertex in oGraph.Vertices
            where oVertex.Degree == 0
            select oVertex
            );

        foreach (IVertex oIsolatedVertex in oIsolatedVertices)
        {
            // Don't remove the isolated vertex if it is supposed to be shown
            // regardless of whether it is part of an edge.

            if ( !oIsolatedVertex.ContainsKey(
                ReservedMetadataKeys.VertexHasVisibilityOfShow) )
            {
                RemoveVertex(oIsolatedVertex, oReadWorkbookContext, oGraph);
            }
        }
    }