MJD.hpp

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//==============================================================================
//
//  This file is part of GNSSTk, the ARL:UT GNSS Toolkit.
//
//  The GNSSTk 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 3.0 of the License, or
//  any later version.
//
//  The GNSSTk is distributed in the hope that it will be useful,
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//  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 GNSSTk; if not, write to the Free Software Foundation,
//  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
//
//  This software was developed by Applied Research Laboratories at the
//  University of Texas at Austin.
//  Copyright 2004-2022, The Board of Regents of The University of Texas System
//
//==============================================================================
 
//==============================================================================
//
//  This software was developed by Applied Research Laboratories at the
//  University of Texas at Austin, under contract to an agency or agencies
//  within the U.S. Department of Defense. The U.S. Government retains all
//  rights to use, duplicate, distribute, disclose, or release this software.
//
//  Pursuant to DoD Directive 523024
//
//  DISTRIBUTION STATEMENT A: This software has been approved for public
//                            release, distribution is unlimited.
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//==============================================================================
 
#ifndef GNSSTK_MJD_HPP
#define GNSSTK_MJD_HPP
 
#include "TimeTag.hpp"
#include "TimeSystem.hpp"
 
namespace gnsstk
{
 
 
   class MJD : public TimeTag
   {
   public:
      MJD( long double m = 0.,
           TimeSystem ts = TimeSystem::Unknown )
            : mjd( m )
      { timeSystem = ts; }
 
      MJD( const MJD& right )
            : mjd( right.mjd )
      { timeSystem = right.timeSystem; }
 
      MJD( const TimeTag& right )
      {
         convertFromCommonTime( right.convertToCommonTime() );
      }
 
      MJD( const CommonTime& right )
      {
         convertFromCommonTime( right );
      }
 
      MJD& operator=( const MJD& right );
 
      virtual ~MJD()
      {}
 
         // The following functions are required by TimeTag.
      virtual CommonTime convertToCommonTime() const;
 
      virtual void convertFromCommonTime( const CommonTime& ct );
 
      virtual std::string printf( const std::string& fmt ) const;
 
      virtual std::string printError( const std::string& fmt ) const;
 
      virtual bool setFromInfo( const IdToValue& info );
 
      virtual std::string getPrintChars() const
      {
         return "QP";
      }
 
      virtual std::string getDefaultFormat() const
      {
         return "%.9Q %P";
      }
 
      virtual bool isValid() const;
 
      virtual void reset();
 
      bool operator==( const MJD& right ) const;
      bool operator!=( const MJD& right ) const;
      bool operator<( const MJD& right ) const;
      bool operator>( const MJD& right ) const;
      bool operator<=( const MJD& right ) const;
      bool operator>=( const MJD& right ) const;
 
      long double mjd;
   };
 
 
} // namespace
 
#endif // GNSSTK_MJD_HPP