852 lines
25 KiB
Java
852 lines
25 KiB
Java
/*
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* Copyright (c) 2008, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*
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* -----------------------------------------------------------------
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*
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* MapPanel
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*
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* Authors : Joakim Eriksson, Niclas Finne
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* Created : 3 jul 2008
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* Updated : $Date: 2010/11/23 16:21:48 $
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* $Revision: 1.4 $
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*/
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package org.contikios.contiki.collect.gui;
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import java.awt.Color;
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import java.awt.Component;
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import java.awt.Cursor;
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import java.awt.Dimension;
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import java.awt.FontMetrics;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.GridLayout;
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import java.awt.Polygon;
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import java.awt.RenderingHints;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.event.ComponentAdapter;
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import java.awt.event.ComponentEvent;
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import java.awt.event.MouseEvent;
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import java.awt.event.MouseListener;
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import java.awt.event.MouseMotionListener;
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import java.beans.PropertyChangeEvent;
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import java.beans.PropertyChangeListener;
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import java.util.ArrayList;
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import java.util.Hashtable;
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import java.util.Properties;
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import java.util.logging.Logger;
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import javax.swing.BorderFactory;
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import javax.swing.ImageIcon;
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import javax.swing.JCheckBoxMenuItem;
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import javax.swing.JFormattedTextField;
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import javax.swing.JMenuItem;
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import javax.swing.JPanel;
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import javax.swing.JPopupMenu;
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import javax.swing.JSlider;
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import javax.swing.Timer;
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import javax.swing.border.LineBorder;
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import javax.swing.border.TitledBorder;
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import javax.swing.event.ChangeEvent;
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import javax.swing.event.ChangeListener;
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import javax.swing.plaf.basic.BasicGraphicsUtils;
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import org.contikios.contiki.collect.CollectServer;
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import org.contikios.contiki.collect.Configurable;
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import org.contikios.contiki.collect.Link;
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import org.contikios.contiki.collect.Node;
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import org.contikios.contiki.collect.SensorData;
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import org.contikios.contiki.collect.Visualizer;
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/**
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*
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*/
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public class MapPanel extends JPanel implements Configurable, Visualizer, ActionListener, MouseListener, MouseMotionListener {
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private static final long serialVersionUID = -8256619482599309425L;
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private static final Logger log =
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Logger.getLogger(MapPanel.class.getName());
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private static final boolean VISUAL_DRAG = true;
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private static final Color LINK_COLOR = new Color(0x40, 0x40, 0xf0, 0xff);
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private static final int delta = 7;
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private final CollectServer server;
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private final String category;
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private final boolean isMap;
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private String title;
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private Timer timer;
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private JPopupMenu popupMenu;
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private JCheckBoxMenuItem layoutItem;
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private JCheckBoxMenuItem lockedItem;
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private JMenuItem shakeItem;
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// private JCheckBoxMenuItem dragItem;
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private JCheckBoxMenuItem backgroundItem;
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private JCheckBoxMenuItem showNetworkItem;
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private JCheckBoxMenuItem configItem;
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private JMenuItem resetNetworkItem;
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private MapNode popupNode;
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private Hashtable<String,MapNode> nodeTable = new Hashtable<String,MapNode>();
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private MapNode[] nodeList = new MapNode[0];
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private boolean updateNodeList;
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private MapNode selectedNode;
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private ArrayList<MapNode> selectedMapNodes = new ArrayList<MapNode>();
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private Node[] selectedNodes;
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private MapNode draggedNode;
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private long draggedTime;
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private ImageIcon mapImage;
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private String mapName;
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private boolean showBackground;
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private int layoutRepel = 100;
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private int layoutAttract = 50;
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private int layoutGravity = 1;
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private double etxFactor = 1.0;
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private boolean isLayoutActive = true;
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private boolean hideNetwork = false;
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protected JPanel configPanel;
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public MapPanel(CollectServer server, String title, String category, boolean isMap) {
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super(null);
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this.server = server;
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this.title = title;
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this.category = category;
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this.isMap = isMap;
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setPreferredSize(new Dimension(300, 200));
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popupMenu = new JPopupMenu(getTitle());
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if (!isMap) {
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layoutItem = createCheckBoxMenuItem(popupMenu, "Update Layout", isLayoutActive);
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popupMenu.add(layoutItem);
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lockedItem = createCheckBoxMenuItem(popupMenu, "Fixed Node Position", false);
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shakeItem = createMenuItem(popupMenu, "Shake Nodes");
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popupMenu.addSeparator();
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}
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showNetworkItem = createCheckBoxMenuItem(popupMenu, "Show Network Info", true);
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resetNetworkItem = createMenuItem(popupMenu, "Reset Network");
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popupMenu.addSeparator();
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if (isMap) {
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backgroundItem = createCheckBoxMenuItem(popupMenu, "Show Background", false);
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backgroundItem.setEnabled(false);
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} else {
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configItem = createCheckBoxMenuItem(popupMenu, "Show Layout Settings", false);
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}
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// popupMenu.addSeparator();
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// dragItem = new JCheckBoxMenuItem("Visible Drag", true);
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// popupMenu.add(dragItem);
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setBackground(Color.white);
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addMouseListener(this);
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addMouseMotionListener(this);
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if (!isMap) {
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timer = new Timer(100, this);
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configPanel = new JPanel(new GridLayout(0, 1));
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configPanel.setBorder(LineBorder.createBlackLineBorder());
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JSlider slider = new JSlider(JSlider.HORIZONTAL, 0, 1000, 1000 - layoutAttract);
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slider.setBorder(new TitledBorder("Attract Factor: " + (1000 - layoutAttract)));
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slider.addChangeListener(new ChangeListener() {
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public void stateChanged(ChangeEvent e) {
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JSlider slider = (JSlider)e.getSource();
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layoutAttract = 1000 - slider.getValue();
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((TitledBorder)slider.getBorder()).setTitle("Attract Factor: " + slider.getValue());
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}
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});
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configPanel.add(slider);
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slider = new JSlider(JSlider.HORIZONTAL, 0, 1000, layoutRepel);
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slider.setBorder(new TitledBorder("Repel Range: " + layoutRepel));
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slider.addChangeListener(new ChangeListener() {
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public void stateChanged(ChangeEvent e) {
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JSlider slider = (JSlider)e.getSource();
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layoutRepel = slider.getValue();
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((TitledBorder)slider.getBorder()).setTitle("Repel Range: " + layoutRepel);
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}
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});
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configPanel.add(slider);
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slider = new JSlider(JSlider.HORIZONTAL, 0, 100, layoutGravity);
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slider.setBorder(new TitledBorder("Gravity: " + layoutGravity));
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slider.addChangeListener(new ChangeListener() {
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public void stateChanged(ChangeEvent e) {
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JSlider slider = (JSlider)e.getSource();
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layoutGravity = slider.getValue();
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((TitledBorder)slider.getBorder()).setTitle("Gravity: " + layoutGravity);
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}
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});
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configPanel.add(slider);
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final JFormattedTextField etxField = new JFormattedTextField(new Double(etxFactor));
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etxField.setBorder(BorderFactory.createTitledBorder("ETX factor"));
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etxField.setColumns(5);
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etxField.addPropertyChangeListener("value", new PropertyChangeListener() {
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public void propertyChange(PropertyChangeEvent evt) {
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etxFactor = ((Number)etxField.getValue()).doubleValue();
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repaint();
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}
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});
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configPanel.add(etxField);
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configPanel.setVisible(false);
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add(configPanel);
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addComponentListener(new ComponentAdapter() {
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public void componentResized(ComponentEvent ev) {
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if (configPanel.isVisible()) {
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updateConfigLayout();
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}
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}
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});
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}
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}
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public String getMapBackground() {
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return isMap ? mapName : null;
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}
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public boolean setMapBackground(String image) {
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if (!isMap) {
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return false;
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}
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if (image == null) {
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mapImage = null;
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mapName = null;
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backgroundItem.setEnabled(false);
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backgroundItem.setSelected(false);
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showBackground = false;
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repaint();
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return true;
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}
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ImageIcon ii = new ImageIcon(image);
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if (ii.getIconWidth() <= 0 || ii.getIconHeight() <= 0) {
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log.warning("could not find image '" + image + '\'');
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return false;
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}
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mapImage = ii;
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mapName = image;
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setPreferredSize(new Dimension(ii.getIconWidth(), ii.getIconHeight()));
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showBackground = true;
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backgroundItem.setEnabled(true);
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backgroundItem.setSelected(true);
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repaint();
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return true;
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}
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private JCheckBoxMenuItem createCheckBoxMenuItem(JPopupMenu menu, String title, boolean isSelected) {
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JCheckBoxMenuItem item = new JCheckBoxMenuItem(title, isSelected);
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item.addActionListener(this);
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menu.add(item);
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return item;
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}
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private JMenuItem createMenuItem(JPopupMenu menu, String title) {
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JMenuItem item = new JMenuItem(title);
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item.addActionListener(this);
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menu.add(item);
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return item;
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}
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public void setVisible(boolean visible) {
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if (visible) {
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clear();
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if (timer != null) {
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timer.start();
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}
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} else {
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if (timer != null) {
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timer.stop();
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}
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}
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super.setVisible(visible);
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}
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public void clear() {
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setCursor(Cursor.getDefaultCursor());
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draggedNode = null;
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updateSelected();
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}
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// -------------------------------------------------------------------
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// Node handling
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// -------------------------------------------------------------------
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public Node getNode(String id) {
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MapNode node = nodeTable.get(id);
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return node != null ? node.node : null;
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}
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public MapNode getMapNode(String id) {
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return nodeTable.get(id);
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}
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private MapNode addMapNode(Node nd) {
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String id = nd.getID();
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MapNode node = nodeTable.get(id);
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if (node == null) {
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node = new MapNode(this, nd);
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node.y = 10 + (int) (Math.random() * (Math.max(100, getHeight()) - 20));
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node.x = 10 + (int) (Math.random() * (Math.max(100, getWidth()) - 30));
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String location = server.getConfig(isMap ? id : ("collect.map." + id));
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if (location != null) {
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try {
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String[] pos = location.split(",");
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node.x = Integer.parseInt(pos[0].trim());
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node.y = Integer.parseInt(pos[1].trim());
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node.hasFixedLocation = !isMap;
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} catch (Exception e) {
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System.err.println("could not parse node location: " + location);
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e.printStackTrace();
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}
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}
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nodeTable.put(id, node);
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updateNodeList = true;
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}
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return node;
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}
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private MapNode[] getNodeList() {
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if (updateNodeList) {
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synchronized (nodeTable) {
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updateNodeList = false;
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nodeList = nodeTable.values().toArray(new MapNode[nodeTable.size()]);
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}
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}
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return nodeList;
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}
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// -------------------------------------------------------------------
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// Visualizer
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// -------------------------------------------------------------------
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@Override
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public String getCategory() {
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return category;
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}
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@Override
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public String getTitle() {
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return title;
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}
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@Override
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public Component getPanel() {
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return this;
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}
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@Override
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public void nodesSelected(Node[] nodes) {
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if (selectedNodes != nodes) {
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selectedNodes = nodes;
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if (isVisible()) {
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updateSelected();
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}
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}
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}
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private void updateSelected() {
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if (selectedMapNodes.size() > 0) {
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for(MapNode node : selectedMapNodes) {
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node.isSelected = false;
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}
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selectedMapNodes.clear();
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}
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if (selectedNodes == null || selectedNodes.length == 0) {
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selectedNode = null;
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} else {
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for (Node node : selectedNodes) {
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MapNode mapNode = addMapNode(node);
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selectedMapNodes.add(mapNode);
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mapNode.isSelected = true;
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}
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selectedNode = selectedMapNodes.get(0);
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}
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repaint();
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}
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@Override
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public void nodeAdded(Node nd) {
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addMapNode(nd);
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if (isVisible()) {
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repaint();
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}
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}
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@Override
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public void nodeDataReceived(SensorData sensorData) {
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if (isVisible()) {
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repaint();
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}
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}
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@Override
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public void clearNodeData() {
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nodeTable.clear();
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updateNodeList = true;
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nodesSelected(null);
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if (isVisible()) {
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repaint();
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}
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}
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// -------------------------------------------------------------------
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// Graphics
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// -------------------------------------------------------------------
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@Override
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protected void paintComponent(Graphics g) {
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Graphics2D g2d = (Graphics2D) g;
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FontMetrics fm = g.getFontMetrics();
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int fnHeight = fm.getHeight();
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int fnDescent = fm.getDescent();
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int width = getWidth();
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int height = getHeight();
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g.setColor(getBackground());
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g.fillRect(0, 0, width, height);
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if (showBackground && isMap) {
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mapImage.paintIcon(this, g, 0, 0);
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}
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g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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RenderingHints.VALUE_ANTIALIAS_ON);
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// Display legend
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if (!hideNetwork) {
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int legendWidth = fm.stringWidth("ETX");
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g.setColor(Color.black);
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g.drawString("ETX", width - legendWidth - 10, 10 + fnHeight - fnDescent);
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g.drawRect(width - legendWidth - 30, 8, legendWidth + 24, fnHeight + 4);
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g.setColor(LINK_COLOR);
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g2d.drawLine(width - legendWidth - 25, 10 + fnHeight / 2,
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width - legendWidth - 15, 10 + fnHeight / 2);
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}
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MapNode[] nodes = getNodeList();
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if (!isMap || !hideNetwork) {
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g.setColor(LINK_COLOR);
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for (MapNode n : nodes) {
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for (int j = 0, mu = n.node.getLinkCount(); j < mu; j++) {
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Link link = n.node.getLink(j);
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MapNode linkNode = addMapNode(link.node);
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int x2 = linkNode.x;
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int y2 = linkNode.y;
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g2d.drawLine(n.x, n.y, x2, y2);
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drawArrow(g, n.x, n.y, x2, y2, 3);
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if (!hideNetwork) {
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int xn1, xn2, yn1, yn2;
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if (n.x <= x2) {
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xn1 = n.x; xn2 = x2;
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yn1 = n.y; yn2 = y2;
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} else {
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xn1 = x2; xn2 = n.x;
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yn1 = y2; yn2 = n.y;
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}
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int dx = xn1 + (xn2 - xn1) / 2 + 4;
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int dy = yn1 + (yn2 - yn1) / 2 - fnDescent;
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if (yn2 < yn1) {
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dy += fnHeight - fnDescent;
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}
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g.drawString(
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Double.toString(((int) (link.getETX() * etxFactor * 100 + 0.5)) / 100.0),
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dx, dy);
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}
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}
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}
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}
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for (MapNode n : nodes) {
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n.paint(g, n.x, n.y);
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g.setColor(Color.black);
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if (n.isSelected) {
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BasicGraphicsUtils.drawDashedRect(g, n.x - delta, n.y - delta,
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2 * delta, 2 * delta);
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}
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if (selectedNode != null && selectedNode.message != null) {
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g.drawString(selectedNode.message, 10, 10);
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}
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}
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}
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private Polygon arrowPoly = new Polygon();
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private void drawArrow(Graphics g, int xSource, int ySource, int xDest, int yDest, int delta) {
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double dx = xSource - xDest;
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double dy = ySource - yDest;
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double dir = Math.atan2(dx, dy);
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double len = Math.sqrt(dx * dx + dy * dy);
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dx /= len;
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dy /= len;
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len -= delta;
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xDest = xSource - (int) (dx * len);
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yDest = ySource - (int) (dy * len);
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g.drawLine(xDest, yDest, xSource, ySource);
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final int size = 8;
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arrowPoly.reset();
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arrowPoly.addPoint(xDest, yDest);
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arrowPoly.addPoint(xDest + xCor(size, dir + 0.5), yDest + yCor(size, dir + 0.5));
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arrowPoly.addPoint(xDest + xCor(size, dir - 0.5), yDest + yCor(size, dir - 0.5));
|
|
arrowPoly.addPoint(xDest, yDest);
|
|
g.fillPolygon(arrowPoly);
|
|
}
|
|
|
|
private int yCor(int len, double dir) {
|
|
return (int)(0.5 + len * Math.cos(dir));
|
|
}
|
|
|
|
private int xCor(int len, double dir) {
|
|
return (int)(0.5 + len * Math.sin(dir));
|
|
}
|
|
|
|
|
|
// -------------------------------------------------------------------
|
|
// ActionListener
|
|
// -------------------------------------------------------------------
|
|
|
|
public void actionPerformed(ActionEvent e) {
|
|
Object source = e.getSource();
|
|
if (!isMap && source == timer) {
|
|
if (isLayoutActive) {
|
|
updateNodeLayout();
|
|
repaint();
|
|
}
|
|
|
|
} else if (!isMap && source == lockedItem) {
|
|
if (popupNode != null) {
|
|
boolean wasFixed = popupNode.hasFixedLocation;
|
|
popupNode.hasFixedLocation = lockedItem.isSelected();
|
|
if (wasFixed && !popupNode.hasFixedLocation) {
|
|
server.removeConfig("collect.map." + popupNode.node.getID());
|
|
} else if (!wasFixed && popupNode.hasFixedLocation) {
|
|
server.setConfig("collect.map." + popupNode.node.getID(),
|
|
"" + popupNode.x + ',' + popupNode.y);
|
|
}
|
|
repaint();
|
|
}
|
|
|
|
} else if (!isMap && source == layoutItem) {
|
|
isLayoutActive = layoutItem.isSelected();
|
|
|
|
} else if (!isMap && source == shakeItem) {
|
|
for(MapNode n : getNodeList()) {
|
|
if (!n.hasFixedLocation) {
|
|
n.x += Math.random() * 100 - 50;
|
|
n.y += Math.random() * 100 - 50;
|
|
}
|
|
}
|
|
|
|
} else if (!isMap && source == configItem) {
|
|
if (configItem.isSelected()) {
|
|
configPanel.setSize(getPreferredSize());
|
|
configPanel.validate();
|
|
updateConfigLayout();
|
|
configPanel.setVisible(true);
|
|
} else {
|
|
configPanel.setVisible(false);
|
|
}
|
|
repaint();
|
|
|
|
} else if (source == showNetworkItem) {
|
|
hideNetwork = !showNetworkItem.isSelected();
|
|
repaint();
|
|
|
|
} else if (source == resetNetworkItem) {
|
|
for(MapNode n : getNodeList()) {
|
|
n.node.clearLinks();
|
|
}
|
|
repaint();
|
|
} else if (isMap && source == backgroundItem) {
|
|
showBackground = mapImage != null && backgroundItem.isSelected();
|
|
repaint();
|
|
}
|
|
}
|
|
|
|
private void updateNodeLayout() {
|
|
MapNode[] nodes = getNodeList();
|
|
for (MapNode n : nodes) {
|
|
|
|
// Attract connected nodes
|
|
for(int i = 0, jn = n.node.getLinkCount(); i < jn; i++) {
|
|
Link link = n.node.getLink(i);
|
|
MapNode n2 = addMapNode(link.node);
|
|
double vx = n2.x - n.x;
|
|
double vy = n2.y - n.y;
|
|
double dist = Math.sqrt(vx * vx + vy * vy);
|
|
dist = dist == 0 ? 0.00001 : dist;
|
|
double etx = link.getETX() * etxFactor;
|
|
if (etx > 5) etx = 5;
|
|
double factor = (etx * layoutAttract - dist) / (dist * 3);
|
|
double dx = factor * vx;
|
|
double dy = factor * vy;
|
|
|
|
n2.dx += dx;
|
|
n2.dy += dy;
|
|
n.dx -= dx;
|
|
n.dy -= dy;
|
|
}
|
|
|
|
// Repel nodes that are too close
|
|
double dx = 0, dy = 0;
|
|
for (MapNode n2 : nodes) {
|
|
if (n == n2) {
|
|
continue;
|
|
}
|
|
double vx = n.x - n2.x;
|
|
double vy = n.y - n2.y;
|
|
double dist = vx * vx + vy * vy;
|
|
if (dist == 0) {
|
|
dx += Math.random() * 5;
|
|
dy += Math.random() * 5;
|
|
} else if (dist < layoutRepel * layoutRepel) {
|
|
dx += vx / dist;
|
|
dy += vy / dist;
|
|
}
|
|
}
|
|
double dist = dx * dx + dy * dy;
|
|
if (dist > 0) {
|
|
dist = Math.sqrt(dist) / 2;
|
|
n.dx += dx / dist;
|
|
n.dy += dy / dist;
|
|
}
|
|
|
|
n.dy += layoutGravity;
|
|
}
|
|
|
|
// Update the node positions
|
|
int width = getWidth();
|
|
int height = getHeight();
|
|
for(MapNode n : nodes) {
|
|
if (!n.hasFixedLocation && n != draggedNode) {
|
|
n.x += Math.max(-5, Math.min(5, n.dx));
|
|
n.y += Math.max(-5, Math.min(5, n.dy));
|
|
if (n.x < 0) {
|
|
n.x = 0;
|
|
} else if (n.x > width) {
|
|
n.x = width;
|
|
}
|
|
if (n.y < 0) {
|
|
n.y = 0;
|
|
} else if (n.y > height) {
|
|
n.y = height;
|
|
}
|
|
}
|
|
n.dx /= 2;
|
|
n.dy /= 2;
|
|
}
|
|
}
|
|
|
|
private void updateConfigLayout() {
|
|
configPanel.setLocation(getWidth() - configPanel.getWidth() - 10,
|
|
getHeight() - configPanel.getHeight() - 10);
|
|
}
|
|
|
|
|
|
// -------------------------------------------------------------------
|
|
// Mouselistener
|
|
// -------------------------------------------------------------------
|
|
|
|
private MapNode getNodeAt(int mx, int my) {
|
|
for(MapNode n : getNodeList()) {
|
|
if (mx >= (n.x - delta)
|
|
&& mx <= (n.x + delta)
|
|
&& my >= (n.y - delta)
|
|
&& my <= (n.y + delta)) {
|
|
return n;
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
public void mouseClicked(MouseEvent e) {
|
|
int mx = e.getX();
|
|
int my = e.getY();
|
|
if (e.getButton() == MouseEvent.BUTTON1) {
|
|
MapNode node = getNodeAt(mx, my);
|
|
if (node != selectedNode) {
|
|
server.selectNodes(node == null ? null : new Node[] { node.node });
|
|
}
|
|
}
|
|
showPopup(e);
|
|
}
|
|
|
|
public void mousePressed(MouseEvent e) {
|
|
if (e.getButton() == MouseEvent.BUTTON1) {
|
|
MapNode aNode = getNodeAt(e.getX(), e.getY());
|
|
if (aNode != selectedNode) {
|
|
server.selectNodes(aNode != null ? new Node[] { aNode.node } : null);
|
|
}
|
|
draggedNode = aNode;
|
|
draggedTime = System.currentTimeMillis();
|
|
|
|
} else if (selectedNode != null) {
|
|
if (draggedTime < 0) {
|
|
setCursor(Cursor.getDefaultCursor());
|
|
draggedTime = 0;
|
|
}
|
|
selectedNode = draggedNode = null;
|
|
server.selectNodes(null);
|
|
}
|
|
showPopup(e);
|
|
}
|
|
|
|
public void mouseReleased(MouseEvent e) {
|
|
if (draggedNode != null && e.getButton() == MouseEvent.BUTTON1) {
|
|
if ((draggedTime > 0) &&
|
|
(System.currentTimeMillis() - draggedTime) < 300) {
|
|
// Do not drag if mouse is only moved during click
|
|
|
|
} else {
|
|
draggedNode.x = e.getX();
|
|
draggedNode.y = e.getY();
|
|
setCursor(Cursor.getDefaultCursor());
|
|
if (!isMap && draggedNode.hasFixedLocation) {
|
|
/* Update fixed location */
|
|
server.setConfig("collect.map." + draggedNode.node.getID(),
|
|
"" + draggedNode.x + ',' + draggedNode.y);
|
|
}
|
|
draggedTime = 0;
|
|
draggedNode = null;
|
|
repaint();
|
|
}
|
|
}
|
|
|
|
showPopup(e);
|
|
}
|
|
|
|
private void showPopup(MouseEvent e) {
|
|
if (e.isPopupTrigger()
|
|
&& (e.getModifiers() & (MouseEvent.SHIFT_MASK|MouseEvent.CTRL_MASK)) == 0) {
|
|
popupNode = getNodeAt(e.getX(), e.getY());
|
|
if (!isMap) {
|
|
lockedItem.setEnabled(popupNode != null);
|
|
lockedItem.setSelected(popupNode != null ? popupNode.hasFixedLocation : false);
|
|
}
|
|
popupMenu.show(this, e.getX(), e.getY());
|
|
}
|
|
}
|
|
|
|
public void mouseEntered(MouseEvent e) {
|
|
}
|
|
|
|
public void mouseExited(MouseEvent e) {
|
|
}
|
|
|
|
|
|
// -------------------------------------------------------------------
|
|
// MouseMotion
|
|
// -------------------------------------------------------------------
|
|
|
|
public void mouseDragged(MouseEvent e) {
|
|
if (draggedNode == null) {
|
|
// Do nothing
|
|
|
|
} else if (draggedTime > 0) {
|
|
if ((System.currentTimeMillis() - draggedTime) > 300) {
|
|
// No mouse click, time to drag the node
|
|
draggedTime = -1;
|
|
setCursor(Cursor.getPredefinedCursor(Cursor.MOVE_CURSOR));
|
|
}
|
|
|
|
} else if (VISUAL_DRAG /* && dragItem.isSelected() */) {
|
|
draggedNode.x = e.getX();
|
|
draggedNode.y = e.getY();
|
|
repaint();
|
|
}
|
|
}
|
|
|
|
public void mouseMoved(MouseEvent e) {
|
|
}
|
|
|
|
|
|
// -------------------------------------------------------------------
|
|
// MapNode
|
|
// -------------------------------------------------------------------
|
|
|
|
private static class MapNode {
|
|
|
|
public final Node node;
|
|
public int x;
|
|
public int y;
|
|
public double dx;
|
|
public double dy;
|
|
public boolean hasFixedLocation;
|
|
public boolean isSelected;
|
|
public String message;
|
|
|
|
MapNode(MapPanel panel, Node node) {
|
|
this.node = node;
|
|
}
|
|
|
|
public void paint(Graphics g, int x, int y) {
|
|
final int od = 3;
|
|
g.setColor(Color.black);
|
|
g.drawString(node.getID(), x + od * 2 + 3, y + 4);
|
|
if (hasFixedLocation) {
|
|
g.setColor(Color.red);
|
|
}
|
|
g.fillOval(x - od, y - od, od * 2 + 1, od * 2 + 1);
|
|
}
|
|
|
|
} // end of inner class MapNode
|
|
|
|
|
|
@Override
|
|
public void updateConfig(Properties config) {
|
|
if (isMap) {
|
|
for (MapNode n : getNodeList()) {
|
|
config.put(n.node.getID(), "" + n.x + ',' + n.y);
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|