RingerRings_tlp1 Node1 RingerRings_tlp1 + RingerRings_tlp1() Node2 std::vector< RingerRings_p1 > Node2->Node1 -m_ringerRings Node3 RingerRings_p1 - m_numberOfRings + RingerRings_p1() + ~RingerRings_p1() Node3->Node2 +elements Node4 std::vector< float > + elements Node4->Node3 -m_rings