mi32/imgtilit.h

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#ifndef  INC_MI32_IMGTILIT_H
#define  INC_MI32_IMGTILIT_H

#ifndef  INC_MI32_STDDEFNS_H
#include <mi32/stddefns.h>
#endif

#ifndef GENERATING_DOXYGEN_OUTPUT
namespace RVC {
   class RASTER;
   }
#endif


class IMAGE_TILE_ITERATOR {
   public:

      IMAGE_TILE_ITERATOR (
         const RVC::RASTER& ObjRaster           
         );

      IMAGE_TILE_ITERATOR (
         INT32 numcols,                         
         INT32 numrows,                         
         INT32 tilecols,                        
         INT32 tilerows                         
         );

      IMAGE_TILE_ITERATOR (
         INT32 numcols,                         
         INT32 numrows,                         
         INT32 tilecols,                        
         INT32 tilerows,                        
         INT32 FirstTileColumns,                
         INT32 FirstTileRows                    
         );

      IMAGE_TILE_ITERATOR& operator++ (
         );

      INT32 GetColumn (
         ) const {
         return (m_col0);
         }

      INT32 GetLine (
         ) const {
         return (m_row);
         }

      INT32 GetMaxColumns (
         ) const { return (MAX(m_tilecols,m_tilecolsfirst)); }

      INT32 GetNumColumns (
         ) const {
         return (m_col1 - m_col0);
         }

      INT32 GetNumSpans (
         ) const {
         return (m_numspans);
         }

      INT32 GetRow (
         ) const {
         return (m_row);
         }

      INT32 GetSpan (
         ) const {
         return (m_curspan);
         }

      bool IsDone (
         ) const {
         return (m_Done);
         }

      void Reset (
         );

   private:
      #ifndef GENERATING_DOXYGEN_OUTPUT
      INT32 m_numcols;
      INT32 m_numrows;
      INT32 m_tilecols;
      INT32 m_tilerows;
      INT32 m_tilecolsfirst;
      INT32 m_tilerowsfirst;
      INT32 m_numspans;
      INT32 m_curspan;
      INT32 m_row0;
      INT32 m_row1;
      INT32 m_col0;
      INT32 m_col1;
      INT32 m_row;
      bool m_Done;
      #endif // GENERATING_DOXYGEN_OUTPUT
   };

#endif   // INC_MI32_IMGTILIT_H

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