CGAL 5.6.1 - CGAL and Boost Property Maps
CGAL::Nth_of_tuple_property_map< N, Tuple > Struct Template Reference

#include <CGAL/property_map.h>


Property map that accesses the Nth item of a boost::tuple or a std::tuple.

Template Parameters
NIndex of the item to access.
TupleInstance of boost::tuple or std::tuple.
Is Model Of:

Public Types

typedef Nth_of_tuple_property_map< N, Tuple > Self
typedef Tuple key_type
 typedef to Tuple
typedef unspecified_type value_type
 typedef to the N-th type of the tuple
typedef boost::lvalue_property_map_tag category

Public Member Functions

const value_typeoperator[] (const key_type &tuple) const
 Access a property map element. More...

Public Attributes

const typedef value_typereference
 typedef to const value_type&

Related Functions

(Note that these are not member functions.)

template<int N, class Tuple >
Nth_of_tuple_property_map< N, Tuple > make_nth_of_tuple_property_map (Tuple)
 Free function to create a Nth_of_tuple_property_map property map.

Put/get free functions

reference get (const Self &, const key_type &k)
void put (const Self &, key_type &k, const value_type &v)

Member Function Documentation

◆ operator[]()

template<int N, typename Tuple >
const value_type& CGAL::Nth_of_tuple_property_map< N, Tuple >::operator[] ( const key_type tuple) const

Access a property map element.

tuplea key whose Nth item is accessed