/* VFile.h */

/*
remap
Copyright (C) 2006 Fabrice Ducos, fabrice.ducos@icare.univ-lille1.fr

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 VFile_H
#define VFile_H

#include "VInput.h"

class VFile : public VInput {

 public:
  VFile(const char *filename, const char *dataset, int ichannel = 0, 
	const char *sds_time = NULL, 
	const char *sds_latitude = "Latitude", const char *sds_longitude = "Longitude") 
    : VInput(), ichannel_(ichannel) {

    PDEBUG;

    assert(filename);
    strncpy(latlon_filename_, filename, STRING_MAXLEN);
    strncpy(time_filename_, filename, STRING_MAXLEN);
    strncpy(data_filename_, filename, STRING_MAXLEN);
    
    if (sds_time) strncpy(sds_time_, sds_time, STRING_MAXLEN);
    else *sds_time_ = '\0';

    if (sds_latitude) strncpy(sds_lat_, sds_latitude, STRING_MAXLEN);
    else *sds_lat_ = '\0';

    if (sds_longitude) strncpy(sds_lon_, sds_longitude, STRING_MAXLEN);
    else *sds_lon_ = '\0';

    assert(dataset);
    strncpy(sds_data_, dataset, STRING_MAXLEN);
  }

  ~VFile() { PDEBUG; }

  virtual std::string filename() const { return std::string(data_filename_); }
  virtual std::string dataset() const { return std::string(sds_data_); }

  virtual void get_calibration(double &slope, double &offset) const = 0;
  
 protected:
  char latlon_filename_[STRING_MAXLEN + 1];
  char time_filename_[STRING_MAXLEN + 1];
  char data_filename_[STRING_MAXLEN + 1];
  char sds_lat_[STRING_MAXLEN + 1];
  char sds_lon_[STRING_MAXLEN + 1];
  char sds_time_[STRING_MAXLEN + 1];
  char sds_data_[STRING_MAXLEN + 1];
  int ichannel_;
};

#endif