TimeSystemCorr.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_TIMESYSTEMCORRECTION_INCLUDE
#define GNSSTK_TIMESYSTEMCORRECTION_INCLUDE
 
#include "GNSSconstants.hpp"
#include "CommonTime.hpp"
#include "GPSWeekSecond.hpp"
#include "IRNWeekSecond.hpp"
#include "CivilTime.hpp"
 
namespace gnsstk
{
 
   class TimeSystemCorrection
   {
   public:
      enum CorrType
      {
         Unknown=0,
         GPUT,    
         GAUT,    
         SBUT,    
         GLUT,    
         GPGA,    
         GAGP,    
         GLGP,    
         QZGP,    
         QZUT,    
         BDUT,    
         BDGP,    
         IRUT,    
         IRGP     
      };
 
      TimeSystemCorrection();
 
      TimeSystemCorrection(std::string str);
 
      void init();
 
      void fromString(const std::string& str);
 
      static bool convertTimeSystemToCorrType(
         TimeSystem src, TimeSystem tgt, TimeSystemCorrection::CorrType& ct);
 
      std::string asString() const;
 
      std::string asString4() const;
 
      void dump(std::ostream& s) const;
 
      inline bool operator==(const TimeSystemCorrection& tc) const
      { return type == tc.type; }
 
      inline bool operator<(const TimeSystemCorrection& tc) const
      { return type < tc.type; }
 
      bool isConverterFor(const TimeSystem& ts1, const TimeSystem& ts2) const;
 
      double Correction(const CommonTime& ct) const;
 
      void fixTimeSystem();
 
      CorrType type;
      TimeSystem frTS,toTS;
      double A0, A1;
      CommonTime refTime;        
      std::string geoProvider;   
      int geoUTCid;              
 
   }; // End of class 'TimeSystemCorrection'
 
};    // end namespace
 
#endif // GNSSTK_TIMESYSTEMCORRECTION_INCLUDE