SVNumXRef.hpp

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#ifndef SVNUMXREF_HPP
#define SVNUMXREF_HPP

   // Language Headers
#include <map>
#include <utility>

   // Library Headers
#include "DayTime.hpp"
#include "gps_constants.hpp"
#include "Exception.hpp"

   // Project Headers

namespace gpstk
{

class XRefNode
{
   public:
      XRefNode( const int NumArg,
                     const gpstk::DayTime begDT,
                     const gpstk::DayTime endDT );
      int getNAVSTARNum() const;
      int getPRNNum() const;
      gpstk::DayTime getBeginTime() const;
      gpstk::DayTime getEndTime() const;
      bool isApplicable( gpstk::DayTime dt ) const;
                  
   protected:
      int Num;
      gpstk::DayTime begValid;
      gpstk::DayTime endValid;
};

typedef std::multimap<int, XRefNode>::const_iterator SVNumXRefListCI;
typedef std::pair<SVNumXRefListCI,SVNumXRefListCI> SVNumXRefPair;
typedef std::multimap<int, XRefNode>::const_iterator NAVNumXRefCI;
typedef std::pair<NAVNumXRefCI,NAVNumXRefCI> NAVNumXRefPair;

class SVNumXRef
{
   public:
      NEW_EXCEPTION_CLASS( NoPRNNumberFound, gpstk::Exception);
      NEW_EXCEPTION_CLASS( NoNAVSTARNumberFound, gpstk::Exception);

      enum BlockType 
      {
      I,
      II,
      IIA,
      IIR,
      IIR_M,
      IIF
      };  
      SVNumXRef( );
      ~SVNumXRef() {}
      BlockType getBlockType( const int NAVSTARID ) const;
      std::string getBlockTypeString( const int NAVSTARID ) const;
      int getNAVSTAR( const int PRNID, const gpstk::DayTime dt = gpstk::DayTime() ) const;
      int getPRNID( const int NAVSTARID, const gpstk::DayTime dt = gpstk::DayTime() ) const;
      bool PRNIDAvailable( const int NAVSTARID, const gpstk::DayTime dt = gpstk::DayTime() ) const;
      bool NAVSTARIDAvailable( const int PRNID, const gpstk::DayTime dt = gpstk::DayTime() ) const;
      bool BlockTypeAvailable( const int NAVSTARID ) const;
      bool NAVSTARIDActive( const int NAVSTARID, const gpstk::DayTime dt = gpstk::DayTime() ) const;
      
   protected:
      std::multimap<int,XRefNode> NtoPMap;
      std::multimap<int,XRefNode> PtoNMap;
      std::map<int,BlockType> NtoBMap;
};

inline int XRefNode::getNAVSTARNum() const { return(Num); }
inline int XRefNode::getPRNNum() const { return(Num); }
inline gpstk::DayTime XRefNode::getBeginTime() const { return( begValid ); }
inline gpstk::DayTime XRefNode::getEndTime() const { return( endValid ); }


}
#endif

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