DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue > Class Template Reference

Aim: Adapts an output iterator i with a unary functor f, both given at construction, so that the element pointed to by i is updated with a given value through f. More...

#include <DGtal/base/OutputIteratorAdapter.h>

Public Types
using	iterator_category = std::output_iterator_tag
using	value_type = void
using	difference_type = void
using	pointer = void
using	reference = void
typedef TIterator	Iterator

Public Member Functions
	BOOST_CONCEPT_ASSERT ((boost::ForwardIterator< Iterator >))
	BOOST_CONCEPT_ASSERT ((concepts::CUnaryFunctor< TFunctor, typename std::iterator_traits< Iterator >::value_type &, TInputValue & >))
	OutputIteratorAdapter (const Iterator &it, ConstAlias< TFunctor > f)
	OutputIteratorAdapter (const OutputIteratorAdapter &other)
	~OutputIteratorAdapter ()
OutputIteratorAdapter &	operator= (const TInputValue &aValue)
OutputIteratorAdapter &	operator* ()
OutputIteratorAdapter &	operator++ ()
OutputIteratorAdapter	operator++ (int)

Private Attributes
Iterator	myIt
const TFunctor *	myF

Detailed Description

template<typename TIterator, typename TFunctor, typename TInputValue>
class DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >

Aim: Adapts an output iterator i with a unary functor f, both given at construction, so that the element pointed to by i is updated with a given value through f.

Description of template class 'OutputIteratorAdapter'

Template Parameters

TIterator	an output iterator
TInputValue	any input value
TFunctor	a unary functor with reference on the element type as argument type and reference on the the input value type as return type

Definition at line 75 of file OutputIteratorAdapter.h.

Member Typedef Documentation

difference_type

template<typename TIterator, typename TFunctor, typename TInputValue>

using DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::difference_type = void

Definition at line 83 of file OutputIteratorAdapter.h.

Iterator

template<typename TIterator, typename TFunctor, typename TInputValue>

typedef TIterator DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::Iterator

Definition at line 89 of file OutputIteratorAdapter.h.

iterator_category

template<typename TIterator, typename TFunctor, typename TInputValue>

using DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::iterator_category = std::output_iterator_tag

Definition at line 81 of file OutputIteratorAdapter.h.

pointer

template<typename TIterator, typename TFunctor, typename TInputValue>

using DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::pointer = void

Definition at line 84 of file OutputIteratorAdapter.h.

reference

template<typename TIterator, typename TFunctor, typename TInputValue>

using DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::reference = void

Definition at line 85 of file OutputIteratorAdapter.h.

value_type

template<typename TIterator, typename TFunctor, typename TInputValue>

using DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::value_type = void

Definition at line 82 of file OutputIteratorAdapter.h.

Constructor & Destructor Documentation

OutputIteratorAdapter() [1/2]

template<typename TIterator, typename TFunctor, typename TInputValue>

DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::OutputIteratorAdapter ( const Iterator & it, ConstAlias< TFunctor > f )

inline

Constructor.

Parameters

it	any iterator
f	any functor

Definition at line 101 of file OutputIteratorAdapter.h.

    : myIt(it), myF(&f) {}

References myF, and myIt.

Referenced by operator*(), operator++(), operator++(), operator=(), and OutputIteratorAdapter().

OutputIteratorAdapter() [2/2]

template<typename TIterator, typename TFunctor, typename TInputValue>

DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::OutputIteratorAdapter ( const OutputIteratorAdapter< TIterator, TFunctor, TInputValue > & other )

inline

Copy constructor.

Parameters

other

the object to clone.

Definition at line 108 of file OutputIteratorAdapter.h.

    : myIt(other.myIt), myF(other.myF) {}

References myF, myIt, and OutputIteratorAdapter().

~OutputIteratorAdapter()

template<typename TIterator, typename TFunctor, typename TInputValue>

DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::~OutputIteratorAdapter ( )

inline

Destructor.

Definition at line 114 of file OutputIteratorAdapter.h.

{}

Member Function Documentation

BOOST_CONCEPT_ASSERT() [1/2]

template<typename TIterator, typename TFunctor, typename TInputValue>

DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::BOOST_CONCEPT_ASSERT

(

(boost::ForwardIterator< Iterator >)

)

BOOST_CONCEPT_ASSERT() [2/2]

template<typename TIterator, typename TFunctor, typename TInputValue>

DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::BOOST_CONCEPT_ASSERT

(

(concepts::CUnaryFunctor< TFunctor, typename std::iterator_traits< Iterator >::value_type &, TInputValue & >)

)

operator*()

template<typename TIterator, typename TFunctor, typename TInputValue>

OutputIteratorAdapter & DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::operator* ( )

inline

Dereference operator

Returns

a reference to *this

Definition at line 134 of file OutputIteratorAdapter.h.

{ return *this; }

References OutputIteratorAdapter().

operator++() [1/2]

template<typename TIterator, typename TFunctor, typename TInputValue>

OutputIteratorAdapter & DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::operator++ ( )

inline

Pre-increment operator

Returns

a reference to *this

Definition at line 140 of file OutputIteratorAdapter.h.

{ ++myIt; return *this; }

References myIt, and OutputIteratorAdapter().

operator++() [2/2]

template<typename TIterator, typename TFunctor, typename TInputValue>

OutputIteratorAdapter DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::operator++ ( int )

inline

Post-increment operator

Returns

*this

Definition at line 146 of file OutputIteratorAdapter.h.

    { 
      OutputIteratorAdapter tmp = *this; 
      ++myIt; 
      return tmp; 
    }

References myIt, and OutputIteratorAdapter().

operator=()

template<typename TIterator, typename TFunctor, typename TInputValue>

OutputIteratorAdapter & DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::operator= ( const TInputValue & aValue )

inline

Assignment

Parameters

aValue

any value

Returns

a reference to *this

Definition at line 124 of file OutputIteratorAdapter.h.

      { 
        myF->operator()( *myIt ) = aValue; 
        return *this; 
      }

References myF, and OutputIteratorAdapter().

Field Documentation

myF

template<typename TIterator, typename TFunctor, typename TInputValue>

const TFunctor* DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::myF

private

Aliasing pointer on the underlying functor

Definition at line 170 of file OutputIteratorAdapter.h.

Referenced by operator=(), OutputIteratorAdapter(), and OutputIteratorAdapter().

myIt

template<typename TIterator, typename TFunctor, typename TInputValue>

Iterator DGtal::OutputIteratorAdapter< TIterator, TFunctor, TInputValue >::myIt

private

Underlying iterator

Definition at line 165 of file OutputIteratorAdapter.h.

Referenced by operator++(), operator++(), OutputIteratorAdapter(), and OutputIteratorAdapter().

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

• OutputIteratorAdapter.h