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package tim.prune.function.gpsies;
import java.text.NumberFormat;
import java.util.ArrayList;
import javax.swing.table.AbstractTableModel;
import tim.prune.I18nManager;
import tim.prune.config.Config;
import tim.prune.data.Unit;
/**
* Model for list of tracks from gpsies.com
*/
public class TrackListModel extends AbstractTableModel
{
/** List of tracks */
private ArrayList<GpsiesTrack> _trackList = null;
/** Column heading for track name */
private String _nameColLabel = null;
/** Column heading for length */
private String _lengthColLabel = null;
/** Number of columns */
private int _numColumns = 2;
/** Formatter for distances */
private NumberFormat _distanceFormatter = NumberFormat.getInstance();
/**
* Constructor
* @param inColumn1Key key for first column
* @param inColumn2Key key for second column
*/
public TrackListModel(String inColumn1Key, String inColumn2Key)
{
_nameColLabel = I18nManager.getText(inColumn1Key);
if (inColumn2Key != null) {
_lengthColLabel = I18nManager.getText(inColumn2Key);
}
_numColumns = (_lengthColLabel != null?2:1);
_distanceFormatter.setMaximumFractionDigits(1);
}
/**
* @return column count
*/
public int getColumnCount()
{
return _numColumns;
}
/**
* @return number of rows
*/
public int getRowCount()
{
if (_trackList == null) return 0;
return _trackList.size();
}
/** @return true if there are no rows */
public boolean isEmpty()
{
return getRowCount() == 0;
}
/**
* @param inColNum column number
* @return column label for given column
*/
public String getColumnName(int inColNum)
{
if (inColNum == 0) {return _nameColLabel;}
return _lengthColLabel;
}
/**
* @param inRowNum row number
* @param inColNum column number
* @return cell entry at given row and column
*/
public Object getValueAt(int inRowNum, int inColNum)
{
GpsiesTrack track = _trackList.get(inRowNum);
if (inColNum == 0) {return track.getTrackName();}
double lengthM = track.getLength();
// convert to current distance units
Unit distUnit = Config.getUnitSet().getDistanceUnit();
double length = lengthM * distUnit.getMultFactorFromStd();
// Make text
return _distanceFormatter.format(length) + " " + I18nManager.getText(distUnit.getShortnameKey());
}
/**
* Add a list of tracks to this model
* @param inList list of tracks to add
*/
public void addTracks(ArrayList<GpsiesTrack> inList)
{
if (_trackList == null) {_trackList = new ArrayList<GpsiesTrack>();}
final int prevCount = _trackList.size();
if (inList != null && inList.size() > 0) {
_trackList.addAll(inList);
}
final int updatedCount = _trackList.size();
if (prevCount <= 0)
fireTableDataChanged();
else
fireTableRowsInserted(prevCount, updatedCount-1);
}
/**
* @param inRowNum row number from 0
* @return track object for this row
*/
public GpsiesTrack getTrack(int inRowNum)
{
return _trackList.get(inRowNum);
}
/**
* Clear the list of tracks
*/
public void clear()
{
_trackList = null;
}
}
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