TCDataFactory.h

/***************************************************************************
 *
 * Project:  OpenCPN
 *
 ***************************************************************************
 *   Copyright (C) 2013 by David S. Register                               *
 *                                                                         *
 *   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 2 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, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,  USA.         *
 **************************************************************************/
 
#ifndef __TCDATAFACTORY_H__
#define __TCDATAFACTORY_H__
 
#include <wx/string.h>
#include <wx/dynarray.h>
#include "TC_Error_Code.h"
 
#define NUMUNITS 4
 
#define REGION 1
#define COUNTRY 2
#define STATE 3
 
class IDX_entry;
 
typedef enum { LENGTH, VELOCITY, BOGUS } unit_type;
 
typedef struct {
  const char *name;
  const char *abbrv;
  unit_type type;
  double conv_factor;
} unit;
 
class abbr_entry {
public:
  int type;
  wxString short_s;
  wxString long_s;
};
 
class TCDataFactory {
public:
  TCDataFactory() {}
  virtual ~TCDataFactory() {}
 
  virtual TC_Error_Code LoadData(const wxString &data_file_path) = 0;
 
  virtual int GetMaxIndex(void) = 0;
  virtual IDX_entry *GetIndexEntry(int n_index) = 0;
 
  static int findunit(const char *unit);
  static const unit known_units[NUMUNITS];
 
  wxString source_ident;
};
 
#endif