Trait petgraph::data::DataMap

pub trait DataMap: Data {
    fn node_weight(&self, id: Self::NodeId) -> Option<&Self::NodeWeight>;
    fn edge_weight(&self, id: Self::EdgeId) -> Option<&Self::EdgeWeight>;
}

Access node and edge weights (associated data).

Required Methods

fn node_weight(&self, id: Self::NodeId) -> Option<&Self::NodeWeight>

fn edge_weight(&self, id: Self::EdgeId) -> Option<&Self::EdgeWeight>

Implementations on Foreign Types

impl<'a, G> DataMap for &'a Gwhere
    G: DataMap,

fn node_weight(&self, id: Self::NodeId) -> Option<&Self::NodeWeight>

fn edge_weight(&self, id: Self::EdgeId) -> Option<&Self::EdgeWeight>

impl<'a, G> DataMap for &'a mut Gwhere
    G: DataMap,

fn node_weight(&self, id: Self::NodeId) -> Option<&Self::NodeWeight>

fn edge_weight(&self, id: Self::EdgeId) -> Option<&Self::EdgeWeight>

Implementors

impl<'a, G> DataMap for Frozen<'a, G>where
    G: DataMap,

impl<E, Ix: IndexType> DataMap for List<E, Ix>

impl<G> DataMap for Reversed<G>where
    G: DataMap,

impl<G, F> DataMap for NodeFiltered<G, F>where
    G: DataMap,
    F: FilterNode<G::NodeId>,

impl<N, E, Ty, Ix> DataMap for Graph<N, E, Ty, Ix>where
    Ty: EdgeType,
    Ix: IndexType,

impl<N, E, Ty, Ix> DataMap for StableGraph<N, E, Ty, Ix>where
    Ty: EdgeType,
    Ix: IndexType,