CGAL::Nth_of_tuple_property_map< N, Tuple > Struct Template Reference

#include <CGAL/property_map.h>

Definition

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

Template Parameters

N	Index of the item to access.
Tuple	Instance of boost::tuple or std::tuple.

Is Model Of:

LvaluePropertyMap

Examples:

Point_set_processing_3/average_spacing_example.cpp.

Public Types
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
	boost::lvalue_property_map_tag
typedef Nth_of_tuple_property_map< N, Tuple >	Self

Public Member Functions
value_type &	operator[] (key_type &tuple) const
	Access a property map element. More...

Public Attributes
const typedef value_type &	reference
	typedef to 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 >

value_type& CGAL::Nth_of_tuple_property_map< N, Tuple >::operator[]

(

key_type &

tuple

)

const

Access a property map element.

Parameters

tuple

a key whose Nth item is accessed