// =========================================================================
// @author Leonardo Florez Valencia
// @email florez-l@javeriana.edu.co
// =========================================================================

#ifndef __fpa__Base__SeedsInterface__hxx__
#define __fpa__Base__SeedsInterface__hxx__

// -------------------------------------------------------------------------
template< class _TVertex, class _TInputValue, class _TOutputValue, class _TFrontId, class _TCompare >
unsigned int
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
GetNumberOfSeeds( ) const
{
  return( this->m_Seeds.size( ) );
}

// -------------------------------------------------------------------------
template< class _TVertex, class _TInputValue, class _TOutputValue, class _TFrontId, class _TCompare >
const typename
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
TSeeds&
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
GetSeeds( ) const
{
  return( this->m_Seeds );
}

// -------------------------------------------------------------------------
template< class _TVertex, class _TInputValue, class _TOutputValue, class _TFrontId, class _TCompare >
typename
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
TSeeds::const_iterator
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
BeginSeeds( ) const
{
  return( this->m_Seeds.begin( ) );
}

// -------------------------------------------------------------------------
template< class _TVertex, class _TInputValue, class _TOutputValue, class _TFrontId, class _TCompare >
typename
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
TSeeds::const_iterator
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
EndSeeds( ) const
{
  return( this->m_Seeds.end( ) );
}

// -------------------------------------------------------------------------
template< class _TVertex, class _TInputValue, class _TOutputValue, class _TFrontId, class _TCompare >
void
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
AddSeed( const TVertex& seed )
{
  TNode node;
  node.Vertex = seed;
  node.Parent = seed;
  node.FrontId = TFrontId( this->m_Seeds.size( ) + 1 );
  if( this->m_Seeds.insert( node ).second && this->m_Filter != NULL )
    this->m_Filter->Modified( );
}

// -------------------------------------------------------------------------
template< class _TVertex, class _TInputValue, class _TOutputValue, class _TFrontId, class _TCompare >
void
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
RemoveSeed( const TVertex& seed )
{
  TNode node;
  node.Vertex = seed;
  node.Parent = seed;
  typename TSeeds::const_iterator i = this->m_Seeds.find( node );
  if( i != this->m_Seeds.end( ) )
  {
    this->m_Seeds.erase( i );
    if( this->m_Filter != NULL )
      this->m_Filter->Modified( );

  } // fi
}

// -------------------------------------------------------------------------
template< class _TVertex, class _TInputValue, class _TOutputValue, class _TFrontId, class _TCompare >
void
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
ClearSeeds( )
{
  if( this->m_Seeds.size( ) > 0 )
  {
    this->m_Seeds.clear( );
    if( this->m_Filter != NULL )
      this->m_Filter->Modified( );

  } // fi
}

// -------------------------------------------------------------------------
template< class _TVertex, class _TInputValue, class _TOutputValue, class _TFrontId, class _TCompare >
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
SeedsInterface( itk::ProcessObject* filter )
  : m_Filter( filter )
{
}

// -------------------------------------------------------------------------
template< class _TVertex, class _TInputValue, class _TOutputValue, class _TFrontId, class _TCompare >
fpa::Base::SeedsInterface< _TVertex, _TInputValue, _TOutputValue, _TFrontId, _TCompare >::
~SeedsInterface( )
{
  this->m_Seeds.clear( );
}

#endif // __fpa__Base__SeedsInterface__hxx__

// eof - $RCSfile$