PolarStereographic.h

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#ifndef PolarStereographic_h
#define PolarStereographic_h

#include "Projection.h"
#include "Constants.h"

namespace Isis {
  class PolarStereographic : public Isis::Projection {
    public:
      PolarStereographic(Isis::Pvl &label, bool allowDefaults = false);
      ~PolarStereographic();
      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();

      std::string Name() const {
        return "PolarStereographic";
      }

      std::string Version() const {
        return "1.0";
      }

      bool operator== (const Isis::Projection &proj);

      double TrueScaleLatitude() const {
        return p_centerLatitude * 180.0 / Isis::PI;
      };

    private:
      double p_centerLongitude;  
      double p_centerLatitude;   

      double p_t;
      double p_m;
      double p_e4;
      double p_signFactor;
      double p_poleFlag;
  };
};

#endif