KernelDb.h

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#ifndef KernelDb_h
#define KernelDb_h

#include <iostream>
#include <queue>

#include <QList>
#include <QString>
#include <QStringList>

#include "iTime.h"//???
#include "Kernel.h"
#include "Pvl.h"

namespace Isis {
  class FileName;
  class iTime;
  class KernelDb {
  
    public:
      // constructor
      KernelDb(const unsigned int allowedKernelTypes);
      KernelDb(const QString &dbName, const unsigned int allowedKernelTypes);
      KernelDb(std::istream &dbStream, const unsigned int allowedKernelTypes);
  
      // destructor
      ~KernelDb();
  
      // Members for getting kernels
      Kernel leapSecond(Pvl &lab);
      Kernel targetAttitudeShape(Pvl &lab);
      Kernel targetPosition(Pvl &lab);
      QList< std::priority_queue<Kernel> > spacecraftPointing(Pvl &lab);
      Kernel spacecraftClock(Pvl &lab);
      Kernel spacecraftPosition(Pvl &lab);
      Kernel instrument(Pvl &lab);
      Kernel frame(Pvl &lab);
      Kernel instrumentAddendum(Pvl &lab);
      Kernel dem(Pvl &lab);
  
      Kernel findLast(const QString &entry, Pvl &lab);
      QList< std::priority_queue<Kernel> > findAll(const QString &entry,
                                                   Pvl &lab);
  
      void loadSystemDb(const QString &mission, const Pvl &lab);
      QList<FileName> kernelDbFiles();
  
      static bool matches(const Pvl &lab, PvlGroup &kernelDbGrp,
                          iTime timeToMatch, int cameraVersion);
      bool better(QString newType, QString oldType);
      bool better(Kernel::Type newType, Kernel::Type oldType);
  
    private:
      void loadKernelDbFiles(PvlGroup &dataDir, 
                             QString directory, 
                             const Pvl &lab);
      void readKernelDbFiles();

      QStringList files(PvlGroup &grp);
      QString m_filename; 
      QList<FileName> m_kernelDbFiles; 
      unsigned int m_allowedKernelTypes; 
      Pvl m_kernelData; 
  };
};

#endif