spatmod/imagefilterextend.h

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#ifndef  INC_SPATMOD_IMAGEFILTEREXTEND_H
#define  INC_SPATMOD_IMAGEFILTEREXTEND_H

#ifndef  INC_SPATMOD_IMAGEFILTER_H
#include <spatmod/imagefilter.h>
#endif

namespace SPATMOD {
namespace IMAGE {

//=====================================================================================================================

class FILTER_EXTEND : public FILTER {
   public:

      FILTER_EXTEND (
         STAGE *pInputImage,                 
         bool TakeOwnership,                 
         INT32 NumColumnsAdd,                
         INT32 NumRowsAdd,                   
         UINT32 NewTotalColumns = 0,         
         UINT32 NewTotalRows = 0             
         );

      // Destructor.
      virtual ~FILTER_EXTEND ();

   private:
      #ifndef GENERATING_DOXYGEN_OUTPUT
      INT32 m_NumColumnsAdd;
      INT32 m_NumRowsAdd;
      UINT32 m_NewTotalColumns;
      UINT32 m_NewTotalRows;

      ERRVALUE BeginIteratorPrevStage (
         const SECTION_ITERATOR& Iterator,
         SECTION_ITERATOR& IteratorPrev
         ) const;

      // STAGE/FILTER overrides.
      virtual ERRVALUE v_Initialize ();
      virtual ERRVALUE v_PullBegin (const SECTION_ITERATOR& iterator);
      virtual ERRVALUE v_PullSubSection (const SECTION& SubSection, BUFFER& buffer);
      virtual float v_QueryIterator (const SECTION_ITERATOR& iterator) const;

      // Unimplemented
      FILTER_EXTEND (const FILTER_EXTEND&);
      FILTER_EXTEND& operator= (const FILTER_EXTEND&);
      #endif // GENERATING_DOXYGEN_OUTPUT

   };

//=====================================================================================================================

}  // End namespace IMAGE
}  // End namespace SPATMOD

#endif   // INC_SPATMOD_IMAGEFILTEREXTEND_H

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