#1849 Map enhancements. Adds track list, zoom to selection, history trail size and other features. (#1920)

Co-authored-by: Dennis Sheirer <dsheirer@github.com>

src/main/java/io/github/dsheirer/map/TrackHistoryModel.java

@@ -0,0 +1,126 @@
+package io.github.dsheirer.map;
+
+import javax.swing.table.AbstractTableModel;
+import java.text.DecimalFormat;
+import java.text.SimpleDateFormat;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.List;
+import java.util.function.ToLongFunction;
+
+/**
+ * Table model for track history.
+ */
+public class TrackHistoryModel extends AbstractTableModel
+{
+    private static final String[] COLUMNS = new String[]{"Time", "Latitude", "Longitude"};
+    private SimpleDateFormat mSimpleDateFormat = new SimpleDateFormat("HH:mm:ss");
+    private DecimalFormat mDegreeFormat = new DecimalFormat("0.00000");
+    private List<TimestampedGeoPosition> mTimestampedGeoPositions = new ArrayList<>();
+    private PlottableEntityHistory mPlottableEntityHistory;
+
+    /**
+     * Constructs an instance
+     */
+    public TrackHistoryModel()
+    {
+    }
+
+    /**
+     * Get the geo position at the specified index
+     * @param index to retrieve
+     * @return geo or null.
+     */
+    public TimestampedGeoPosition get(int index)
+    {
+        if(index < mTimestampedGeoPositions.size())
+        {
+            return mTimestampedGeoPositions.get(index);
+        }
+
+        return null;
+    }
+
+    /**
+     * Loads the plottable entity history into this model
+     * @param plottableEntityHistory to load
+     */
+    public void load(PlottableEntityHistory plottableEntityHistory)
+    {
+        mPlottableEntityHistory = plottableEntityHistory;
+
+        if(mTimestampedGeoPositions.size() > 0)
+        {
+            int lastRow = mTimestampedGeoPositions.size() - 1;
+            mTimestampedGeoPositions.clear();
+            fireTableRowsDeleted(0, lastRow);
+        }
+
+        if(mPlottableEntityHistory != null)
+        {
+            mTimestampedGeoPositions.addAll(mPlottableEntityHistory.getLocationHistory());
+
+            if(mTimestampedGeoPositions.size() > 0)
+            {
+                fireTableRowsInserted(0, mTimestampedGeoPositions.size() - 1);
+            }
+        }
+    }
+
+    /**
+     * Updates or refreshes the track history from the current plottable entity.
+     */
+    public void update()
+    {
+        if(mPlottableEntityHistory != null)
+        {
+            List<TimestampedGeoPosition> geos = mPlottableEntityHistory.getLocationHistory();
+            Collections.reverse(geos);
+
+            for(TimestampedGeoPosition geo: geos)
+            {
+                if(!mTimestampedGeoPositions.contains(geo))
+                {
+                    mTimestampedGeoPositions.add(0, geo);
+                    fireTableRowsInserted(0, 0);
+                }
+            }
+        }
+    }
+
+    @Override
+    public int getRowCount()
+    {
+        return mTimestampedGeoPositions.size();
+    }
+
+    @Override
+    public int getColumnCount()
+    {
+        return COLUMNS.length;
+    }
+
+    @Override
+    public String getColumnName(int column)
+    {
+        return COLUMNS[column];
+    }
+
+    @Override
+    public Object getValueAt(int rowIndex, int columnIndex)
+    {
+        TimestampedGeoPosition geoPosition = mTimestampedGeoPositions.get(rowIndex);
+        switch (columnIndex)
+        {
+            case 0:
+                return mSimpleDateFormat.format(geoPosition.getTimestamp());
+            case 1:
+                return mDegreeFormat.format(geoPosition.getLatitude());
+            case 2:
+                return mDegreeFormat.format(geoPosition.getLongitude());
+        }
+
+        return null;
+    }
+}