MuonGMR4::ToroidDetectorTool Node1 MuonGMR4::ToroidDetectorTool - m_mgrName - m_treeTops - m_manager + ~ToroidDetectorTool() + create() + clear() Node2 GeoModelTool # m_detector + ~GeoModelTool() + manager() + manager() + clear() + align() Node2->Node1 Node3 extends< AthAlgTool, IGeoModelTool >     Node3->Node2