DCBDataReader.hpp

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#pragma ident "$Id: DCBDataReader.hpp 2551 2011-04-11 14:29:33Z yanweignss $"

#ifndef GPSTK_DCBDATAREADER_HPP
#define GPSTK_DCBDATAREADER_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
//
//  Wei Yan - Chinese Academy of Sciences  2009, 2010
//
//============================================================================


#include <string>
#include <map>

#include "Exception.hpp"
#include "FFTextStream.hpp"
#include "StringUtils.hpp"
#include "DayTime.hpp"
#include "SatID.hpp"

using namespace std;

namespace gpstk
{


   class DCBDataReader : public FFTextStream
   {
   public:
      DCBDataReader()
      {};
         
      DCBDataReader(const char* fn)
         : FFTextStream(fn, std::ios::in)
      { loadData(); };


      DCBDataReader(const string& fn)
         : FFTextStream(fn.c_str(), std::ios::in)
      { loadData(); };


      virtual void open(const char* fn);


      virtual void open(const string& fn);


      double getDCB( const SatID& sat);

      double getDCB(const int& prn,
         const SatID::SatelliteSystem& system = SatID::systemGPS);


      double getDCB(const string& station,
         const SatID::SatelliteSystem& system = SatID::systemGPS);


      virtual ~DCBDataReader() {};


   private:

         // Map holding satellite DCB data
      typedef std::map< SatID, double > SatDCBData;
      
         // Map holding receiver DCB data
      typedef std::map< string, double > ReceiverDCBData;
         
      struct DailyDCBData
      {
         SatDCBData        satDCB;

         ReceiverDCBData   gpsDCB;

         ReceiverDCBData   glonassDCB; 
      };

      DailyDCBData allDCB;


      virtual void loadData()
         throw( FFStreamError, gpstk::StringUtils::StringException );


   };  // End of class 'DCBDataReader'


}  // End of namespace gpstk

#endif  // GPSTK_DCBDATAREADER_HPP

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