dqm_algorithms::RootFitGraph Node1 dqm_algorithms::RootFitGraph + RootFitGraph() + ~RootFitGraph() + clone() + execute() + printDescription() Node2 Algorithm Node2->Node1 Node3 std::unique_ptr< TF1 > + operator->() Node3->Node1 -m_func Node4 TF1 Node4->Node3 +ptr Node5 std::string Node5->Node1 -m_name Node6 std::basic_string< char > Node6->Node5