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

#ifndef __fpa__Base__SeedsInterface__h__
#define __fpa__Base__SeedsInterface__h__

#include <fpa/Config.h>
#include <itkConceptChecking.h>
#include <itkProcessObject.h>

namespace fpa
{
  namespace Base
  {
    /**
     */
    template< class _TTraits >
    class SeedsInterface
    {
    public:
      typedef SeedsInterface Self;
      typedef _TTraits       TTraits;
      fpa_Base_TraitTypes( typename TTraits );

    private:
      itkConceptMacro(
        Check_TFrontId,
        ( itk::Concept::IsUnsignedInteger< TFrontId > )
        );

    public:
      TSeeds& GetSeeds( );
      const TSeeds& GetSeeds( ) const;

      virtual void AddSeed( const TVertex& seed );
      virtual void AddSeed( const TPoint& seed );
      virtual void ClearSeeds( );

    protected:
      SeedsInterface( itk::ProcessObject* filter );
      virtual ~SeedsInterface( );

      virtual TNodes _UnifySeeds( ) = 0;
      virtual void _PrepareSeeds( TNodes& nodes ) = 0;

    protected:
      TSeeds m_Seeds;
      itk::ProcessObject* m_Filter;
    };

  } // ecapseman

} // ecapseman

#ifndef ITK_MANUAL_INSTANTIATION
#  include <fpa/Base/SeedsInterface.hxx>
#endif // ITK_MANUAL_INSTANTIATION

#endif // __fpa__Base__SeedsInterface__h__

// eof - $RCSfile$