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// $Id: HarmonicsFile.hh 2641 2007-09-02 21:31:02Z flaterco $
/* HarmonicsFile Hide details of interaction with libtcd.
Although a few method signatures elsewhere in XTide have been
optimized for compatibility with libtcd, at least 95% of the work
of integrating XTide with a different database should be
concentrated in re-implementing this class.
Copyright (C) 1998 David Flater w/ contributions by Jan Depner.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class HarmonicsFile {
public:
// libtcd is stateful and cannot handle multiple harmonics files
// simultaneously. XTide currently has no need to open multiple
// harmonics files simultaneously, so for now, the constructor will
// barf if the attempt is made to have more than one instance at a
// time. If this class is modified to deal with different
// databases, that trap can be removed.
HarmonicsFile (const Dstr &filename);
~HarmonicsFile();
// Starting from the beginning of the file, allocate and return a
// new StationRef for the next station. Each StationRef gets a
// reference to the filename Dstr passed in the constructor, so
// don't destroy it. Returns NULL on end of file.
StationRef * const getNextStationRef();
// Load the reffed station. This is allowed to invalidate the
// iterator for getNextStationRef.
Station * const getStation (const StationRef &stationRef);
// Version string of the harmonics file.
const Dstr &versionString();
protected:
const Dstr &_filename;
Dstr _versionString;
private:
// Prohibited operations not implemented.
HarmonicsFile (const HarmonicsFile &);
HarmonicsFile &operator= (const HarmonicsFile &);
};
// Cleanup2006 Done
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