Map.hh

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#ifndef _MAPHH_
#define _MAPHH_

#include <openmodeller/om_defs.hh>
#include <openmodeller/env_io/Raster.hh>
#include <openmodeller/env_io/MapIterator.hh>

#include <string>

class GeoTransform;

/****************************************************************/
/****************************** Map *****************************/

/*******/
class Map
{
public:

  Map( Raster *rst );
  ~Map();

  MapIterator begin() const
  {
    return MapIterator( _rst->header(), _gt );
  }

  const Header& getHeader() const { return _rst->header(); }

  int isCategorical() const { return _rst->isCategorical(); }

  void setMinMax( Scalar min, Scalar max )
  {
    _rst->setMinMax( min, max );
  }

  bool hasMinMax() const
  {
    return _rst->hasMinMax();
  }

  int getMinMax( Scalar *min, Scalar *max ) const
  {
    return _rst->getMinMax( min, max );
  }

  int numBand() const  { return _rst->numBand(); }

  int getExtent( Coord *xmin, Coord *ymin, Coord *xmax, Coord *ymax) const;

  int getDim( int *xdim, int *ydim ) const
  {
    *xdim = _rst->dimX(); *ydim = _rst->dimY(); return 1;
  } 

  int getCell( Coord *xcel, Coord *ycel ) const
  {
    *xcel = _rst->celX(); *ycel = _rst->celY(); return 1;
  } 

  int get( Coord x, Coord y, Scalar *val ) const;

  int put( Coord x, Coord y, Scalar val );

  int put( Coord x, Coord y );

  GeoTransform *getGT() const { return _gt; }

  int getRowColumn( Coord x, Coord y, int *row, int *col );

  void finish();

  int deleteRaster();

private:

  Raster      *_rst;
  GeoTransform  *_gt;

  // Disable copying.
  Map( const Map& );
  Map& operator=( const Map& );

};


#endif