Source.h

#ifndef SZA_UTIL_SOURCE_H
#define SZA_UTIL_SOURCE_H

#include "carma/szautil/Axis.h"
#include "carma/szautil/Angle.h"
#include "carma/szautil/DecAngle.h"
#include "carma/szautil/HourAngle.h"
#include "carma/szautil/QuadraticInterpolatorNormal.h"
#include "carma/szautil/QuadraticInterpolatorPositiveAngle.h"
#include "carma/szautil/QuadraticInterpolatorSignedAngle.h"

// Needed for SRC_LEN

#include "carma/szaarrayutils/szaregs.h"
#include "carma/szaarrayutils/source.h"

namespace sza {
  namespace util {
    
    class Source {
      
    public:
      
      Source();
      
      ~Source();
      
      void reset();
      
      void setName(char* name);
      
      void setAxis(sza::util::Axis::Type axisType, Angle az, Angle el, 
                   Angle pa);

      char* getName();
      
      void extend(double mjd, HourAngle ra, DecAngle dec, double dist);
      
      Angle getAz();
      
      Angle getEl();

      HourAngle getRa(double tt);
      
      DecAngle getDec(double tt);
      
      double getDist(double tt);
      
      HourAngle getGradRa(double tt);
      
      DecAngle getGradDec(double tt);
      
      inline void setType(sza::array::SourceType type) {
        type_ = type;
      }

      inline sza::array::SourceType getType() {
        return type_;
      }

      bool isJ2000();

      bool isEphem();

      bool isRaDec();

      bool isAzEl();

      bool canBracket(double mjd);

    private:
      
      sza::array::SourceType type_;

      char name_[SRC_LEN];    
      
      QuadraticInterpolator* ra_;          
      
      QuadraticInterpolator* dec_;         
      
      QuadraticInterpolator* dist_;        
      
      Angle az_;
      Angle el_;
      Angle pa_;

    }; // End class Source
    
  }; // End namespace util
}; // End namespace sza

#endif // End #ifndef