X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=tim%2Fprune%2Fgui%2FSelectorDisplay.java;fp=tim%2Fprune%2Fgui%2FSelectorDisplay.java;h=38e41652fca02918fcbeb3209ac34c748ba95ace;hb=5625a1abadb5f2ca5f017fe7dbda1d5141cb637b;hp=0000000000000000000000000000000000000000;hpb=23959e65a6a0d581e657b07186d18b7a1ac5afeb;p=GpsPrune.git

diff --git a/tim/prune/gui/SelectorDisplay.java b/tim/prune/gui/SelectorDisplay.java
new file mode 100644
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--- /dev/null
+++ b/tim/prune/gui/SelectorDisplay.java
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+package tim.prune.gui;
+
+import java.awt.BorderLayout;
+import java.awt.Component;
+import java.awt.Dimension;
+import java.awt.Font;
+import java.awt.event.AdjustmentEvent;
+import java.awt.event.AdjustmentListener;
+
+import javax.swing.BorderFactory;
+import javax.swing.Box;
+import javax.swing.BoxLayout;
+import javax.swing.JLabel;
+import javax.swing.JList;
+import javax.swing.JPanel;
+import javax.swing.JScrollBar;
+import javax.swing.JScrollPane;
+import javax.swing.border.EtchedBorder;
+import javax.swing.event.ListSelectionEvent;
+import javax.swing.event.ListSelectionListener;
+
+import tim.prune.DataSubscriber;
+import tim.prune.I18nManager;
+import tim.prune.data.DataPoint;
+import tim.prune.data.Photo;
+import tim.prune.data.TrackInfo;
+
+/**
+ * Class to allow selection of points and photos
+ * as a visual component
+ */
+public class SelectorDisplay extends GenericDisplay
+{
+	// Track details
+	private JLabel _trackpointsLabel = null;
+	private JLabel _filenameLabel = null;
+	// Scroll bar
+	private JScrollBar _scroller = null;
+	private boolean _ignoreScrollEvents = false;
+
+	// Photos
+	private JList _photoList = null;
+	private PhotoListModel _photoListModel = null;
+	// Waypoints
+	private JList _waypointList = null;
+	private WaypointListModel _waypointListModel = null;
+
+	// scrollbar interval
+	private static final int SCROLLBAR_INTERVAL = 50;
+	// number of rows in lists
+	private static final int NUM_LIST_ENTRIES = 7;
+
+
+	/**
+	 * Constructor
+	 * @param inTrackInfo Track info object
+	 */
+	public SelectorDisplay(TrackInfo inTrackInfo)
+	{
+		super(inTrackInfo);
+		setLayout(new BorderLayout());
+
+		JPanel mainPanel = new JPanel();
+		mainPanel.setLayout(new BoxLayout(mainPanel, BoxLayout.Y_AXIS));
+		mainPanel.setBorder(BorderFactory.createEmptyBorder(3, 3, 3, 3));
+
+		// Track details panel
+		JPanel trackDetailsPanel = new JPanel();
+		trackDetailsPanel.setLayout(new BoxLayout(trackDetailsPanel, BoxLayout.Y_AXIS));
+		trackDetailsPanel.setBorder(BorderFactory.createCompoundBorder(
+			BorderFactory.createEtchedBorder(EtchedBorder.LOWERED), BorderFactory.createEmptyBorder(3, 3, 3, 3))
+		);
+		JLabel trackDetailsLabel = new JLabel(I18nManager.getText("details.trackdetails"));
+		Font biggerFont = trackDetailsLabel.getFont();
+		biggerFont = biggerFont.deriveFont(Font.BOLD, biggerFont.getSize2D() + 2.0f);
+		trackDetailsLabel.setFont(biggerFont);
+		trackDetailsPanel.add(trackDetailsLabel);
+		_trackpointsLabel = new JLabel(I18nManager.getText("details.notrack"));
+		trackDetailsPanel.add(_trackpointsLabel);
+		_filenameLabel = new JLabel("");
+		trackDetailsPanel.add(_filenameLabel);
+
+		// Scroll bar
+		_scroller = new JScrollBar(JScrollBar.HORIZONTAL, 0, SCROLLBAR_INTERVAL, 0, 100);
+		_scroller.addAdjustmentListener(new AdjustmentListener() {
+			public void adjustmentValueChanged(AdjustmentEvent e)
+			{
+				selectPoint(e.getValue());
+			}
+		});
+		_scroller.setEnabled(false);
+
+		// Add panel for waypoints / photos
+		JPanel listsPanel = new JPanel();
+		listsPanel.setLayout(new BoxLayout(listsPanel, BoxLayout.Y_AXIS));
+		listsPanel.setBorder(BorderFactory.createCompoundBorder(
+			BorderFactory.createEtchedBorder(EtchedBorder.LOWERED), BorderFactory.createEmptyBorder(3, 3, 3, 3))
+		);
+		_waypointListModel = new WaypointListModel(_trackInfo.getTrack());
+		_waypointList = new JList(_waypointListModel);
+		_waypointList.setVisibleRowCount(NUM_LIST_ENTRIES);
+		_waypointList.addListSelectionListener(new ListSelectionListener() {
+			public void valueChanged(ListSelectionEvent e)
+			{
+				if (!e.getValueIsAdjusting()) selectWaypoint(_waypointList.getSelectedIndex());
+			}});
+		listsPanel.add(new JLabel(I18nManager.getText("details.waypointsphotos.waypoints")));
+		listsPanel.add(new JScrollPane(_waypointList));
+		_photoListModel = new PhotoListModel(_trackInfo.getPhotoList());
+		_photoList = new JList(_photoListModel);
+		_photoList.setVisibleRowCount(NUM_LIST_ENTRIES);
+		_photoList.addListSelectionListener(new ListSelectionListener() {
+			public void valueChanged(ListSelectionEvent e)
+			{
+				if (!e.getValueIsAdjusting()) selectPhoto(_photoList.getSelectedIndex());
+			}});
+		listsPanel.add(new JLabel(I18nManager.getText("details.waypointsphotos.photos")));
+		listsPanel.add(new JScrollPane(_photoList));
+		listsPanel.setAlignmentX(Component.LEFT_ALIGNMENT);
+
+		// add the controls to the main panel
+		mainPanel.add(trackDetailsPanel);
+		mainPanel.add(Box.createVerticalStrut(5));
+		mainPanel.add(_scroller);
+		mainPanel.add(Box.createVerticalStrut(5));
+		mainPanel.add(listsPanel);
+
+		// add the main panel at the top
+		add(mainPanel, BorderLayout.NORTH);
+		// set preferred width to be small
+		setPreferredSize(new Dimension(100, 100));
+	}
+
+
+	/**
+	 * Select the specified point
+	 * @param inValue value to select
+	 */
+	private void selectPoint(int inValue)
+	{
+		if (_track != null && !_ignoreScrollEvents)
+		{
+			_trackInfo.getSelection().selectPoint(inValue);
+		}
+	}
+
+
+	/**
+	 * Select the specified photo
+	 * @param inPhotoIndex index of selected photo
+	 */
+	private void selectPhoto(int inPhotoIndex)
+	{
+		_trackInfo.selectPhoto(inPhotoIndex);
+	}
+
+
+	/**
+	 * Select the specified waypoint
+	 * @param inWaypointIndex index of selected waypoint
+	 */
+	private void selectWaypoint(int inWaypointIndex)
+	{
+		if (inWaypointIndex >= 0)
+		{
+			_trackInfo.selectPoint(_waypointListModel.getWaypoint(inWaypointIndex));
+		}
+	}
+
+
+	/**
+	 * Notification that Track has been updated
+	 */
+	public void dataUpdated(byte inUpdateType)
+	{
+		// Update track data
+		if (_track == null || _track.getNumPoints() <= 0)
+		{
+			_trackpointsLabel.setText(I18nManager.getText("details.notrack"));
+			_filenameLabel.setText("");
+		}
+		else
+		{
+			_trackpointsLabel.setText(I18nManager.getText("details.track.points") + ": "
+				+ _track.getNumPoints());
+			int numFiles = _trackInfo.getFileInfo().getNumFiles();
+			if (numFiles == 1)
+			{
+				_filenameLabel.setText(I18nManager.getText("details.track.file") + ": "
+					+ _trackInfo.getFileInfo().getFilename());
+			}
+			else if (numFiles > 1)
+			{
+				_filenameLabel.setText(I18nManager.getText("details.track.numfiles") + ": "
+					+ numFiles);
+			}
+			else _filenameLabel.setText("");
+		}
+
+		// Update scroller settings
+		int currentPointIndex = _trackInfo.getSelection().getCurrentPointIndex();
+		_ignoreScrollEvents = true;
+		if (_track == null || _track.getNumPoints() < 2)
+		{
+			// careful to avoid event loops here
+			// _scroller.setValue(0);
+			_scroller.setEnabled(false);
+		}
+		else
+		{
+			_scroller.setMaximum(_track.getNumPoints() + SCROLLBAR_INTERVAL);
+			if (currentPointIndex >= 0)
+				_scroller.setValue(currentPointIndex);
+			_scroller.setEnabled(true);
+		}
+		_ignoreScrollEvents = false;
+
+		// update waypoints and photos if necessary
+		if ((inUpdateType |
+			(DataSubscriber.DATA_ADDED_OR_REMOVED | DataSubscriber.DATA_EDITED | DataSubscriber.WAYPOINTS_MODIFIED)) > 0)
+		{
+			_waypointListModel.fireChanged();
+		}
+		if ((inUpdateType |
+			(DataSubscriber.DATA_ADDED_OR_REMOVED | DataSubscriber.DATA_EDITED | DataSubscriber.PHOTOS_MODIFIED)) > 0)
+		{
+			_photoListModel.fireChanged();
+		}
+		// Deselect selected waypoint if selected point has since changed
+		if (_waypointList.getSelectedIndex() >= 0)
+		{
+			if (_trackInfo.getCurrentPoint() == null
+			 || !_waypointListModel.getWaypoint(_waypointList.getSelectedIndex()).equals(_trackInfo.getCurrentPoint()))
+			{
+				// point is selected in list but different from current point - deselect
+				_waypointList.clearSelection();
+			}
+		}
+		// Do the same for the photos
+		if (_photoList.getSelectedIndex() >= 0)
+		{
+			DataPoint trackPoint = _trackInfo.getCurrentPoint();
+			Photo selectedPhoto = _photoListModel.getPhoto(_photoList.getSelectedIndex());
+			// Get selected Photo, if it's still there
+			DataPoint photoPoint = null;
+			if (selectedPhoto != null) {
+				photoPoint = _photoListModel.getPhoto(_photoList.getSelectedIndex()).getDataPoint();
+			}
+			// Compare selected photo with selected point
+			if ( (photoPoint != null && (trackPoint == null || !photoPoint.equals(trackPoint)))
+				|| (_trackInfo.getSelection().getCurrentPhotoIndex() < 0) )
+			{
+				// photo is selected in list but different from current point - deselect
+				_photoList.clearSelection();
+				_trackInfo.getSelection().deselectPhoto();
+			}
+		}
+	}
+}