An adaptor over an existing iterator that provides for custom filter on dereferencing the object. Models: IteratorAdaptorConcept, PixelIteratorConcept. More...
#include <pixel_iterator_adaptor.hpp>
Inherits iterator_adaptor< dereference_iterator_adaptor< Iterator, DFn >, Iterator, DFn::value_type, std::iterator_traits< Iterator >::iterator_category, DFn::reference, use_default >.
Public Types | |
| using | parent_t = iterator_adaptor< dereference_iterator_adaptor< Iterator, DFn >, Iterator, typename DFn::value_type, typename std::iterator_traits< Iterator >::iterator_category, typename DFn::reference, use_default > |
| using | reference = typename DFn::result_type |
| using | difference_type = typename std::iterator_traits< Iterator >::difference_type |
| 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) | |
| reference | operator[] (difference_type d) const |
| bool | operator> (const dereference_iterator_adaptor &p) const |
| bool | operator< (const dereference_iterator_adaptor &p) const |
| bool | operator>= (const dereference_iterator_adaptor &p) const |
| bool | operator<= (const dereference_iterator_adaptor &p) const |
| bool | operator== (const dereference_iterator_adaptor &p) const |
| bool | operator!= (const dereference_iterator_adaptor &p) const |
| Iterator & | base () |
| const Iterator & | base () const |
| const DFn & | deref_fn () const |
Friends | |
| class | boost::iterator_core_access |
An adaptor over an existing iterator that provides for custom filter on dereferencing the object. Models: IteratorAdaptorConcept, PixelIteratorConcept.
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inline |
For some reason operator[] provided by iterator_facade returns a custom class that is convertible to reference We require our own reference because it is registered in iterator_traits