#ifndef __fpa__Base__RegionGrow__hxx__
#define __fpa__Base__RegionGrow__hxx__

#include <fpa/Base/Functors/RegionGrow/Tautology.h>

// -------------------------------------------------------------------------
template< class _TSuperclass >
typename fpa::Base::RegionGrow< _TSuperclass >::
TGrowFunction* fpa::Base::RegionGrow< _TSuperclass >::
GetGrowFunction( )
{
  // TODO: return( dynamic_cast< TGrowFunction* >( this->GetVertexFunction( ) ) );
  return( this->m_GrowFunction );
}

// -------------------------------------------------------------------------
template< class _TSuperclass >
const typename fpa::Base::RegionGrow< _TSuperclass >::
TGrowFunction* fpa::Base::RegionGrow< _TSuperclass >::
GetGrowFunction( ) const
{
  /* TODO
     return(
     dynamic_cast< const TGrowFunction* >( this->GetVertexFunction( ) )
     );
  */
  return( this->m_GrowFunction );
}

// -------------------------------------------------------------------------
template< class _TSuperclass >
typename fpa::Base::RegionGrow< _TSuperclass >::
TOutput fpa::Base::RegionGrow< _TSuperclass >::
GetInsideValue( ) const
{
  const TGrowFunction* f = this->GetGrowFunction( );
  if( f != NULL )
    return( f->GetInsideValue( ) );
  else
    return( this->m_InitResult );
}

// -------------------------------------------------------------------------
template< class _TSuperclass >
typename fpa::Base::RegionGrow< _TSuperclass >::
TOutput fpa::Base::RegionGrow< _TSuperclass >::
GetOutsideValue( ) const
{
  const TGrowFunction* f = this->GetGrowFunction( );
  if( f != NULL )
    return( f->GetOutsideValue( ) );
  else
    return( this->m_InitResult );
}

// -------------------------------------------------------------------------
template< class _TSuperclass >
void fpa::Base::RegionGrow< _TSuperclass >::
SetGrowFunction( TGrowFunction* f )
{
  TGrowFunction* old_f = this->GetGrowFunction( );
  if( old_f != NULL )
  {
    f->SetInsideValue( old_f->GetInsideValue( ) );
    f->SetOutsideValue( old_f->GetOutsideValue( ) );

  } // fi
  this->m_GrowFunction = f;
}

// -------------------------------------------------------------------------
template< class _TSuperclass >
void fpa::Base::RegionGrow< _TSuperclass >::
SetInsideValue( const TOutput& v )
{
  TGrowFunction* f = this->GetGrowFunction( );
  if( f != NULL )
  {
    f->SetInsideValue( v );
    this->Modified( );

  } // fi
}

// -------------------------------------------------------------------------
template< class _TSuperclass >
void fpa::Base::RegionGrow< _TSuperclass >::
SetOutsideValue( const TOutput& v )
{
  TGrowFunction* f = this->GetGrowFunction( );
  if( f != NULL )
  {
    f->SetOutsideValue( v );
    this->Modified( );

  } // fi
}

// -------------------------------------------------------------------------
template< class _TSuperclass >
fpa::Base::RegionGrow< _TSuperclass >::
RegionGrow( )
  : Superclass( )
{
  typedef fpa::Base::Functors::RegionGrow::Tautology< TVertex, TOutput > _TFunc;
  this->SetGrowFunction( _TFunc::New( ) );
  this->m_InitResult = this->GetGrowFunction( )->GetOutsideValue( );
}

// -------------------------------------------------------------------------
template< class _TSuperclass >
fpa::Base::RegionGrow< _TSuperclass >::
~RegionGrow( )
{
}

// -------------------------------------------------------------------------
template< class _TSuperclass >
bool fpa::Base::RegionGrow< _TSuperclass >::
_UpdateValue( _TQueueNode& v, const _TQueueNode& p )
{
  v.Result = this->_GetInputValue( v, p );
  return( v.Result == this->GetInsideValue( ) );
}

#endif // __fpa__Base__RegionGrow__hxx__

// eof - $RCSfile$