code: /*******************************************************************************
   * Copyright (c) 2018 Attila Kovacs <attila[AT]sigmyne.com>.
   * All rights reserved. 
   * 
   * This file is part of crush.
   * 
   *     crush 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.
   * 
   *     crush 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 crush.  If not, see <http://www.gnu.org/licenses/>.
   * 
   * Contributors:
   *     Attila Kovacs <attila[AT]sigmyne.com> - initial API and implementation
   ******************************************************************************/
  
  package crush.telescope.sofia;
  
  
  import jnum.Unit;
  import jnum.fits.FitsToolkit;
  import jnum.text.TableFormatter;
  import nom.tam.fits.Header;
  import nom.tam.fits.HeaderCard;
  import nom.tam.fits.HeaderCardException;
  import nom.tam.util.Cursor;
  
  public class SofiaAircraftData extends SofiaData implements TableFormatter.Entries {
  
      public BracketedValues altitude = new BracketedValues();
      public BracketedValues latitude = new BracketedValues();
      public BracketedValues longitude = new BracketedValues();
      public double airSpeed = Double.NaN, groundSpeed = Double.NaN, heading = Double.NaN, trackAngle = Double.NaN;
  
      public SofiaAircraftData() {}
  
      public SofiaAircraftData(SofiaHeader header) {
          this();
          parseHeader(header);
      }
  
  
      public void parseHeader(SofiaHeader header) {
          altitude.start = header.getDouble("ALTI_STA") * Unit.ft;
          altitude.end = header.getDouble("ALTI_END") * Unit.ft;
          airSpeed = header.getDouble("AIRSPEED") * Unit.kn;
          groundSpeed = header.getDouble("GRDSPEED") * Unit.kn;
          latitude.start = header.getDMSAngle("LAT_STA");
          latitude.end = header.getDMSAngle("LAT_END");
          longitude.start = header.getDMSAngle("LON_STA");
          longitude.end = header.getDMSAngle("LON_END");
          heading = header.getDouble("HEADING") * Unit.deg;
          trackAngle = header.getDouble("TRACKANG") * Unit.deg;
      }
  
      @Override
      public void editHeader(Header header) throws HeaderCardException {
          Cursor<String, HeaderCard> c = FitsToolkit.endOf(header);
          c.add(new HeaderCard("COMMENT", "<------ SOFIA Aircraft Data ------>", false));
          c.add(makeCard("LON_STA", longitude.start / Unit.deg, "(deg) Longitude at start of observation."));
          c.add(makeCard("LON_END", longitude.end / Unit.deg, "(deg) Longitude at end of observation."));
          c.add(makeCard("LAT_STA", latitude.start / Unit.deg, "(deg) Latitude at start of observation."));
          c.add(makeCard("LAT_END", latitude.end / Unit.deg, "(deg) Latitude at end of observation."));
          c.add(makeCard("ALTI_STA", altitude.start / Unit.ft, "(ft) Altitude at start of observation."));
          c.add(makeCard("ALTI_END", altitude.end / Unit.ft, "(ft) Altitude at end of observation."));
          c.add(makeCard("AIRSPEED", airSpeed / Unit.kn, "(kn) Airspeed at start of observation."));
          c.add(makeCard("GRDSPEED", groundSpeed / Unit.kn, "(kn) Ground speed at start of observation."));
          c.add(makeCard("HEADING", heading / Unit.deg, "(deg) True aircraft heading at start of observation."));
          c.add(makeCard("TRACKANG", trackAngle / Unit.deg, "(deg) Aircraft tracking angle at start of observation."));	
      }
  
      @Override
      public Object getTableEntry(String name) {
          if(name.equals("alt")) return altitude.midPoint() / Unit.m;
          if(name.equals("altkft")) return altitude.midPoint() / Unit.kft;
          if(name.equals("lon")) return longitude.midPoint();
          if(name.equals("lat")) return latitude.midPoint();
          if(name.equals("lond")) return longitude.midPoint() / Unit.deg;
          if(name.equals("latd")) return latitude.midPoint() / Unit.deg;
          if(name.equals("airspeed")) return airSpeed / Unit.kmh;
          if(name.equals("gndspeed")) return groundSpeed / Unit.kmh;
          if(name.equals("dir")) return heading / Unit.deg;
          if(name.equals("trkangle")) return trackAngle / Unit.deg;
  
          return null;
      }
  
  
      @Override
      public String getLogID() {
          return "ac";
      }
      
    
  
  }
  