MolecularDB.h

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#ifndef _atm_MolecularDB_h_
#define _atm_MolecularDB_h_

#include <atm/MolecularZone.h>
#include <atm/MolecularIds.h>

#include <boost/iterator/transform_iterator.hpp>

#include <map>
#include <string>
#include <vector>


namespace atm {


  class MolecularDB {

  private:
    void CacheZones();

    typedef std::map<std::string, const MolecularZone*> InternalZoneMap;
    typedef InternalZoneMap::const_iterator InternalZoneIterator;

    InternalZoneMap fZoneMap;

    struct InternalZoneFunctor {
      const MolecularZone& operator() (const std::pair<std::string, const MolecularZone*>& pair) const
      { return *pair.second; }
    };

  public:

    std::string GetProfileName() const { return fgProfileNameLookup[fProfileId]; }

    typedef boost::transform_iterator<InternalZoneFunctor,
                                      InternalZoneIterator,
                                      const MolecularZone&> ZoneIterator;

    ZoneIterator ZonesBegin() const
    { return ZoneIterator(fZoneMap.begin()); }

    ZoneIterator ZonesEnd() const
    { return ZoneIterator(fZoneMap.end()); }

  private:
    MolecularDB(const MolecularIds::ProfileId id);

    //DV we have pointer data-members: prevent unintended copying
    MolecularDB(const MolecularDB&);
    MolecularDB& operator=(MolecularDB&);

    ~MolecularDB();

    std::vector<std::string> fMolecularIdStrings;  // specifies the molecularId key for given time, software version, etc.

    MolecularIds::ProfileId fProfileId;  // specifies profile_type variable in db

    static const std::string fgProfileNameLookup[MolecularIds::eLast+1];

    friend class Atmosphere;

  };

} // namespace atm


#endif

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