Struct NodeGraphLookups 

pub struct NodeGraphLookups { /* private fields */ }

Implementations

impl NodeGraphLookups

pub fn apply_transaction(&mut self, graph: &Graph, tx: &GraphTransaction)

impl NodeGraphLookups

pub fn connections( &self, key: ConnectionLookupKey, ) -> Option<&HashMap<EdgeId, HandleConnection>>

pub fn connections_for_node( &self, node: NodeId, ) -> Option<&HashMap<EdgeId, HandleConnection>>

pub fn connections_for_node_side( &self, node: NodeId, side: ConnectionSide, ) -> Option<&HashMap<EdgeId, HandleConnection>>

pub fn connections_for_port( &self, node: NodeId, side: ConnectionSide, port: PortId, ) -> Option<&HashMap<EdgeId, HandleConnection>>

pub fn connection_for_edge(&self, edge: EdgeId) -> Option<HandleConnection>

impl NodeGraphLookups

pub fn parent_for_node(&self, node: NodeId) -> Option<GroupId>

pub fn child_nodes_for_parent(&self, parent: GroupId) -> Vec<NodeId>

pub fn child_nodes_by_parent(&self) -> BTreeMap<GroupId, Vec<NodeId>>

pub fn root_nodes(&self) -> Vec<NodeId>

impl NodeGraphLookups

pub fn rebuild_from(&mut self, graph: &Graph)

impl NodeGraphLookups

pub fn node_count(&self) -> usize

pub fn edge_count(&self) -> usize

pub fn is_empty(&self) -> bool

Trait Implementations

impl Debug for NodeGraphLookups

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for NodeGraphLookups

fn default() -> NodeGraphLookups

Returns the “default value” for a type.