JulianDate.hpp

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#pragma ident "$Id: JulianDate.hpp 1162 2008-03-27 21:18:13Z snelsen $"



#ifndef GPSTK_JULIANDATE_HPP
#define GPSTK_JULIANDATE_HPP

//============================================================================
//
//  This file is part of GPSTk, the GPS Toolkit.
//
//  The GPSTk is free software; you can redistribute it and/or modify
//  it under the terms of the GNU Lesser General Public License as published
//  by the Free Software Foundation; either version 2.1 of the License, or
//  any later version.
//
//  The GPSTk is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public
//  License along with GPSTk; if not, write to the Free Software Foundation,
//  Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//  
//  Copyright 2004, The University of Texas at Austin
//
//============================================================================

#include "TimeTag.hpp"

namespace gpstk
{
   class JulianDate : public TimeTag
   {
   public:
      JulianDate( long double j = 0. )
         throw()
            : jd( j )
      {}
      
      JulianDate( const JulianDate& right )
         throw()
            : jd( right.jd )
      {}
      
      JulianDate( const TimeTag& right )
         throw( gpstk::InvalidRequest )
      { 
         convertFromCommonTime( right.convertToCommonTime() ); 
      }
      
      JulianDate( const CommonTime& right )
         throw( )
      {
         convertFromCommonTime( right );
      }

      JulianDate& operator=( const JulianDate& right )
         throw();
      
      virtual ~JulianDate()
         throw()
      {}

         // The following functions are required by TimeTag.
      virtual CommonTime convertToCommonTime() const
         throw( InvalidRequest );

      virtual void convertFromCommonTime( const CommonTime& ct )
         throw();

      virtual std::string printf( const std::string& fmt ) const
         throw( gpstk::StringUtils::StringException );

      virtual std::string printError( const std::string& fmt ) const
         throw( gpstk::StringUtils::StringException );
         
      virtual bool setFromInfo( const IdToValue& info )
         throw();
      
      virtual std::string getPrintChars() const
         throw()
      { 
         return "J";
      }

      virtual std::string getDefaultFormat() const
         throw()
      {
         return "%J";
      }

      virtual bool isValid() const
         throw();

      virtual void reset()
         throw();
      
      bool operator==( const JulianDate& right ) const
         throw();
      bool operator!=( const JulianDate& right ) const
         throw();
      bool operator<( const JulianDate& right ) const
         throw();
      bool operator>( const JulianDate& right ) const
         throw();
      bool operator<=( const JulianDate& right ) const
         throw();
      bool operator>=( const JulianDate& right ) const
         throw();

      long double jd;
   };

} // namespace

#endif // GPSTK_JULIANDATE_HPP

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