Hillshade.h

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#ifndef Hillshade_H
#define Hillshade_H

class QDebug;
class QString;

namespace Isis {
  class Angle;
  class Buffer;

  class Hillshade {
    public:
      Hillshade();
      Hillshade(Angle azimuth, Angle zenith, double resolution);
      Hillshade(const Hillshade &other);
      ~Hillshade();

      void setAzimuth(Angle azimuth);
      void setZenith(Angle zenith);
      void setResolution(double resolution);

      Angle azimuth() const;
      Angle zenith() const;
      double resolution() const;

      double shadedValue(Buffer &input) const;

      void swap(Hillshade &other);
      Hillshade &operator=(const Hillshade &rhs);

      QString toString() const;

    private:
      Angle *m_azimuth;
      Angle *m_zenith;
      double m_pixelResolution;
  };

  QDebug operator<<(QDebug, const Hillshade &hillshade);
}

#endif