// =========================================================================
// @author Leonardo Florez Valencia
// @email florez-l@javeriana.edu.co
// =========================================================================
#ifndef __fpa__Filters__Image__Interface__h__
#define __fpa__Filters__Image__Interface__h__

#include <fpa/Filters/Algorithm.h>

namespace fpa
{
  namespace Filters
  {
    namespace Image
    {
      /**
       */
      template< class _TTraits >
      class Interface
        : public fpa::Filters::Algorithm< _TTraits >
      {
      public:
        typedef _TTraits TTraits;
        typedef typename TTraits::TInputImage  TInputImage;
        typedef typename TTraits::TOutputImage TOutputImage;
        typedef typename TTraits::TMarksImage  TMarksImage;
        fpaTraitsMacro( typename TTraits );

        typedef fpa::Filters::Algorithm< _TTraits > Superclass;
        typedef Interface                           Self;
        typedef itk::SmartPointer< Self >           Pointer;
        typedef itk::SmartPointer< const Self >     ConstPointer;

      public:
        fpaFilterOutputMacro( Marks, TMarksImage );

        itkGetConstMacro( NeighborhoodOrder, unsigned int );
        itkSetMacro( NeighborhoodOrder, unsigned int );

      protected:
        Interface( );
        virtual ~Interface( );

        // Filter related methods
        virtual void _AssignOutputValue( const TNode& n ) override;
        virtual void _ConfigureOutputs( ) override;
        virtual TInputValue _GetInputValue( const TVertex& v ) const override;
        virtual TOutputValue _GetOutputValue( const TVertex& v ) const override;
        virtual TNeighborhood _GetNeighbors( const TVertex& v ) const override;

        // Marks related methods
        virtual unsigned long _GetMark( const TVertex& v ) const override;
        virtual bool _IsMarked( const TVertex& v ) const override;
        virtual void _Mark( const TNode& n ) override;

      private:
        Interface( const Self& other );
        Self& operator=( const Self& other );

      protected:
        unsigned int m_NeighborhoodOrder;
      };

    } // ecapseman

  } // ecapseman

} // ecapseman

#ifndef ITK_MANUAL_INSTANTIATION
#  include <fpa/Filters/Image/Interface.hxx>
#endif // ITK_MANUAL_INSTANTIATION
#endif // __fpa__Filters__Image__Interface__h__
// eof - $RCSfile$