public GraphDoc() { Name = "GraphDoc " + NextDocumentId(); //LinksLayer = Layers.CreateNewLayerBefore(Layers.Default); LinksLayer = Layers.CreateNewLayerAfter(Layers.Default); LinksLayer.Identifier = "Links"; LinksLayer.AllowSelect = true; //Layers.CreateNewLayerAfter(Layers.Default).Identifier = "bottom"; Layers.CreateNewLayerBefore(Layers.Default).Identifier = "bottom"; MaintainsPartID = true; IsModified = false; //UndoManager = new GoUndoManager(); }