dereference_iterator_adaptor< Iterator, DFn > Class Template Reference

An adaptor over an existing iterator that provides for custom filter on dereferencing the object. Models: IteratorAdaptorConcept, PixelIteratorConcept. More...

#include <pixel_iterator_adaptor.hpp>

Public Types
using	parent_t
using	reference = typename DFn::result_type
using	difference_type = typename std::iterator_traits<Iterator>::difference_type
using	iterator_category = typename parent_t::iterator_concept
using	dereference_fn = DFn

Public Member Functions
template<typename Iterator1>
	dereference_iterator_adaptor (const dereference_iterator_adaptor< Iterator1, DFn > &dit)
	dereference_iterator_adaptor (Iterator it, DFn deref_fn=DFn())
template<typename Iterator1, typename DFn1>
	dereference_iterator_adaptor (const dereference_iterator_adaptor< Iterator1, DFn1 > &it)
constexpr auto	operator* () const noexcept -> reference
Iterator &	base ()
const Iterator &	base () const
const DFn &	deref_fn () const

Protected Member Functions
constexpr auto	base_reference () noexcept -> Iterator &
constexpr auto	base_reference () const noexcept -> Iterator const &

Protected Attributes
Iterator	it_
DFn	_deref_fn

Friends
struct	boost::stl_interfaces::access

Detailed Description

template<typename Iterator, typename DFn>
class boost::gil::dereference_iterator_adaptor< Iterator, DFn >

An adaptor over an existing iterator that provides for custom filter on dereferencing the object. Models: IteratorAdaptorConcept, PixelIteratorConcept.

Member Typedef Documentation

parent_t

template<typename Iterator, typename DFn>

using parent_t

Initial value:

 stl_interfaces::iterator_interface<
 
        dereference_iterator_adaptor<Iterator, DFn>,
 
        typename std::iterator_traits<Iterator>::iterator_category,
        typename DFn::value_type,
        typename DFn::reference>

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The documentation for this class was generated from the following file:

• pixel_iterator_adaptor.hpp