Detailed Description

template<typename GR>
class lemon::SourceMap< GR >

SourceMap provides access for the source node of each arc in a digraph, which is returned by the source() function of the digraph.

Template Parameters

GR	The digraph type.

#include <lemon/maps.h>

Public Types
typedef GR::Arc	Key
	The key type (the `Arc` type of the digraph).
typedef GR::Node	Value
	The value type (the `Node` type of the digraph).

Public Member Functions
	SourceMap (const GR &digraph)
	Constructor.
Value	operator[] (const Key &arc) const
	Returns the source node of the given arc.

Related Symbols
(Note that these are not member symbols.)
template<typename GR>
SourceMap< GR >	sourceMap (const GR &graph)
	Returns a `SourceMap` class.

Constructor & Destructor Documentation

template<typename GR>

SourceMap ( const GR & digraph )

inlineexplicit

Constructor.

Parameters

digraph The digraph that the map belongs to.

template<typename GR>

Value operator[] ( const Key & arc ) const

inline

Returns the source node of the given arc.