InputIteratorWithRankOnSequence.ih

#include <cstdlib>

// IMPLEMENTATION of inline methods.

// ----------------------- Standard services ------------------------------

//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
~InputIteratorWithRankOnSequence()
{
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
InputIteratorWithRankOnSequence( const Sequence & seq, ConstIterator it )
  : mySequence( new Sequence( seq ) ), myIterator( it )
{
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
InputIteratorWithRankOnSequence( Sequence* ptrSeq, ConstIterator it )
  : mySequence( ptrSeq ), myIterator( it )
{
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
InputIteratorWithRankOnSequence
( const CountedPtr<Sequence> & ptrSeq, ConstIterator it )
  : mySequence( ptrSeq ), myIterator( it )
{
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
InputIteratorWithRankOnSequence( const Self & other )
  : mySequence( other.mySequence ), myIterator( other.myIterator )
{
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
typename DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::Self &
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
operator= ( const Self & other )
{
  if ( this != &other )
    {
      mySequence = other.mySequence;
      myIterator = other.myIterator;
    }
  return *this;
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
typename DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::Value
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
operator*() const
{
  return std::make_pair( *myIterator, (Rank) ( myIterator - mySequence->begin() ) );
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
typename DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::Pointer 
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
operator->() const
{
  myTmpValue = this->operator*();
  return &myTmpValue;
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
typename DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::Self &
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
operator++()
{
  ++myIterator;
  return *this;
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
typename DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::Self
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
operator++( int )
{
  Self tmp = *this;
  ++myIterator;
  return tmp;
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
bool
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
operator==( const Self & other ) const
{
  if ( mySequence.get() != 0 )
    {
      if ( other.mySequence.get() != 0 )
        return ( myIterator == other.myIterator );
      else
        return ( myIterator == mySequence->end() );
    }
  else
    {
      if ( other.mySequence.get() != 0 )
        return ( other.myIterator == other.mySequence->end() );
      else
        return true;
    }
}
//-----------------------------------------------------------------------------
template <typename TSequence, typename TRank>
inline
bool
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
operator!=( const Self & other ) const
{
  return ! this->operator==( other );
}

// Interface - public :

template <typename TSequence, typename TRank>
inline
void
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
selfDisplay ( std::ostream & out ) const
{
  out << "[InputIteratorWithRankOnSequence]";
}

template <typename TSequence, typename TRank>
inline
bool
DGtal::InputIteratorWithRankOnSequence<TSequence,TRank>::
isValid() const
{
    return true;
}



// Implementation of inline functions                                        //

template <typename TSequence, typename TRank>
inline
std::ostream&
DGtal::operator<< ( std::ostream & out, 
                  const InputIteratorWithRankOnSequence<TSequence,TRank> & object )
{
  object.selfDisplay( out );
  return out;
}

//                                                                           //