RingCylindrical.h

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#ifndef RingCylindrical_h
#define RingCylindrical_h

#include "RingPlaneProjection.h"

namespace Isis {
  class Pvl;
  class PvlGroup;
  // or Rectilinear projection?? scale azimuth with 1/(2*pi) * radius maybe
  class RingCylindrical : public RingPlaneProjection {
    public:
      RingCylindrical(Pvl &label, bool allowDefaults = false);
      ~RingCylindrical();
      bool operator==(const Projection &proj);

      QString Name() const;
      QString Version() const;
      bool IsEquatorialCylindrical();
      double TrueScaleRingRadius() const;

      double CenterRingLongitude() const;
      double CenterRingRadius() const;

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

      PvlGroup Mapping();
      PvlGroup MappingRingRadii();
      PvlGroup MappingRingLongitudes();

    protected:

    private:
      double m_centerRingLongitude; 
      double m_centerRingRadius;    
  };
};

#endif