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ForwardMap< GR > Class Template Reference

Detailed Description

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

ForwardMap provides access for the "forward" directed arc view of each edge in a graph, which is returned by the direct() function of the graph with true parameter.

Template Parameters
GRThe graph type.
See Also
BackwardMap

#include <lemon/maps.h>

Public Types

typedef GR::Edge Key
 The key type (the Edge type of the digraph).
 
typedef GR::Arc Value
 The value type (the Arc type of the digraph).
 

Public Member Functions

 ForwardMap (const GR &graph)
 Constructor.
 
Value operator[] (const Key &key) const
 

Related Functions

(Note that these are not member functions.)

template<typename GR >
ForwardMap< GR > forwardMap (const GR &graph)
 Returns a ForwardMap class.
 

Constructor & Destructor Documentation

ForwardMap ( const GR &  graph)
inlineexplicit

Constructor.

Parameters
graphThe graph that the map belongs to.

Member Function Documentation

Value operator[] ( const Key key) const
inline

Returns the "forward" directed arc view of the given edge.