Orthographic.h

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#ifndef Orthographic_h
#define Orthographic_h

#include "TProjection.h"

namespace Isis {
  class Pvl;
  class PvlGroup;
  class Orthographic : public TProjection {
    public:
      Orthographic(Pvl &label, bool allowDefaults = false);
      ~Orthographic();
      bool operator== (const Projection &proj);

      QString Name() const;
      QString Version() const;
      double TrueScaleLatitude() const;

      bool SetGround(const double lat, const double lon);
      bool SetCoordinate(const double x, const double y);
      bool XYRange(double &minX, double &maxX, double &minY, double &maxY);

      PvlGroup Mapping();
      PvlGroup MappingLatitudes();
      PvlGroup MappingLongitudes();

    private:
      double m_centerLongitude; 
      double m_centerLatitude;  
      double m_sinph0;            
      double m_cosph0;            
  };
};
#endif