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

    SetUnspecifiedVertexLayoutAndZOrders
    (
        IGraph oGraph
    )
    {
        Debug.Assert(oGraph != null);
        AssertValid();

        foreach (IVertex oVertex in oGraph.Vertices)
        {
            if ( !oVertex.ContainsKey(
                ReservedMetadataKeys.SortableLayoutAndZOrder) )
            {
                // This causes ByMetadataVertexSorter to put the vertex at the
                // end of the sort order.

                oVertex.SetValue(
                    ReservedMetadataKeys.SortableLayoutAndZOrder,
                    Single.MaxValue);
            }
        }
    }