Java interface using the shell to collect and visualize sensor values from Sky nodes
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581
examples/sky-shell/src/se/sics/contiki/collect/gui/MapPanel.java
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581
examples/sky-shell/src/se/sics/contiki/collect/gui/MapPanel.java
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/*
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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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* $Id: MapPanel.java,v 1.1 2008/07/09 23:18:07 nifi Exp $
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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: 2008/07/09 23:18:07 $
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* $Revision: 1.1 $
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*/
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package se.sics.contiki.collect.gui;
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import java.awt.BorderLayout;
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import java.awt.Color;
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import java.awt.Component;
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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.event.ActionEvent;
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import java.awt.event.ActionListener;
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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.awt.geom.Line2D;
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import java.util.Hashtable;
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import java.util.logging.Logger;
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import javax.swing.ImageIcon;
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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.Timer;
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import javax.swing.plaf.basic.BasicGraphicsUtils;
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import se.sics.contiki.collect.CollectServer;
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import se.sics.contiki.collect.Link;
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import se.sics.contiki.collect.Node;
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import se.sics.contiki.collect.SensorData;
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import se.sics.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 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 int FADE_COUNT = 20;
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private static final int AGE_COUNT = 200;
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private static final Color[] OTHER_COLOR = new Color[FADE_COUNT];
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private static final Color[] LINK_COLOR = new Color[AGE_COUNT];
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static {
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for (int i = 0; i < FADE_COUNT; i++) {
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OTHER_COLOR[i] = new Color(0xe0,0xe0,0x00,0xFF
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- ((i * 255) / (FADE_COUNT - 1)));
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}
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for (int i = 0, n = AGE_COUNT; i < n; i++) {
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LINK_COLOR[i] = new Color(0x40 + i / 2, 0x40 + i / 2, 0xf0, 0xff - i);
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}
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}
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private static final int delta = 7;
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public static final int SHOW_BLINK = 40;
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public static final int TOTAL_SHOW = 600;
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private Timer timer = new Timer(200, this);
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private boolean hasPendingEvents = false;
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private int ticker = 0;
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private JPopupMenu popupMenu;
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// private MapNode popupNode;
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private JMenuItem hideItem;
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private JMenuItem resetNetworkItem;
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private Hashtable<String,MapNode> nodeTable = new Hashtable<String,MapNode>();
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private MapNode[] nodeList;
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private MapNode selectedNode;
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private MapNode[] selectedMapNodes;
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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 final CollectServer server;
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private boolean hideNetwork = false;
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public MapPanel(CollectServer server) {
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super(new BorderLayout());
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this.server = server;
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setPreferredSize(new Dimension(300, 200));
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popupMenu = new JPopupMenu(getTitle());
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// popupMenu.addSeparator();
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hideItem = createMenuItem(popupMenu, "Hide Network");
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resetNetworkItem = createMenuItem(popupMenu, "Reset Network");
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addMouseListener(this);
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if (VISUAL_DRAG) {
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addMouseMotionListener(this);
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}
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setBackground(Color.white);
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}
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public String getMapBackground() {
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return mapName;
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}
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public boolean setMapBackground(String image) {
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if (image == null) {
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mapImage = null;
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mapName = null;
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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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repaint();
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return true;
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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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timer.start();
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} else {
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timer.stop();
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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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draggedNode = null;
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hasPendingEvents = false;
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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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MapNode node = nodeTable.get(nd.getID());
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if (node == null) {
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node = new MapNode(this, nd);
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synchronized (this) {
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nodeTable.put("" + nd.getID(), node);
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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 node;
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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 getTitle() {
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return "Sensor Map";
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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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if (selectedMapNodes != null) {
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for(MapNode node : selectedMapNodes) {
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node.isSelected = false;
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}
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}
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selectedNodes = nodes;
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if (nodes == null || nodes.length == 0) {
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selectedNode = null;
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selectedMapNodes = null;
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} else {
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selectedMapNodes = new MapNode[nodes.length];
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for (int i = 0, n = nodes.length; i < n; i++) {
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selectedMapNodes[i] = addMapNode(nodes[i]);
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selectedMapNodes[i].isSelected = true;
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}
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selectedNode = selectedMapNodes[0];
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}
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repaint();
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}
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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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repaint();
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}
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@Override
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public void nodeDataReceived(SensorData sensorData) {
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repaint();
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}
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@Override
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public void clearNodeData() {
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// Ignore
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}
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// -------------------------------------------------------------------
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// Graphics
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// -------------------------------------------------------------------
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public void paint(Graphics g) {
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Graphics2D g2d = (Graphics2D) g;
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int lx = 10;
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super.paint(g);
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long time = System.currentTimeMillis();
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if (mapImage != null) {
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mapImage.paintIcon(this, g, 0, 0);
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}
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MapNode[] nodes = nodeList;
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if (nodes != null) {
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Line2D line = new Line2D.Double();
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for (int i = 0, m = nodes.length; i < m; i++) {
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MapNode n = nodes[i];
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int x, y;
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if (n.node.hasLocation()) {
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x = n.node.getX();
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y = n.node.getY();
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} else {
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x = lx;
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y = 10;
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lx += 30;
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}
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if (!hideNetwork) {
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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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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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if (link.node.hasLocation()) {
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long age = (time - link.getLastActive()) / 100;
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int x2 = link.node.getX();
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int y2 = link.node.getY();
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if (n.isSelected) {
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if (age > LINK_COLOR.length) {
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age = 100;
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} else {
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age -= 50;
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}
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}
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line.setLine(x, y, x2, y2);
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if (age < LINK_COLOR.length) {
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g.setColor(age < 0 ? LINK_COLOR[0] : LINK_COLOR[(int) age]);
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} else {
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g.setColor(LINK_COLOR[LINK_COLOR.length - 1]);
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}
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g2d.draw(line);
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// g.setColor(Color.lightGray);
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int xn1, xn2, yn1, yn2;
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if (x <= x2) {
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xn1 = x; xn2 = x2;
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yn1 = y; yn2 = y2;
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} else {
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xn1 = x2; xn2 = x;
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yn1 = y2; yn2 = 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("ETX:" + (((int)(link.getETX() * 100 + 0.5)) / 100.0), dx, dy);
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}
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}
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}
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n.paint(g, x, y);
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g.setColor(Color.black);
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if (n.isSelected) {
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BasicGraphicsUtils.drawDashedRect(g, x - delta, y - delta, 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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}
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// -------------------------------------------------------------------
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// ActionListener
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// -------------------------------------------------------------------
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public void actionPerformed(ActionEvent e) {
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Object source = e.getSource();
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if (source == timer) {
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ticker++;
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if (hasPendingEvents) {
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boolean repaint = false;
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hasPendingEvents = false;
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MapNode[] nodes = nodeList;
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if (nodes != null) {
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long time = System.currentTimeMillis();
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for (int i = 0, n = nodes.length; i < n; i++) {
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if (nodes[i].tick(time)) {
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repaint = true;
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}
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}
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}
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if (repaint) {
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hasPendingEvents = true;
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repaint();
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}
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} else if ((ticker % 10) == 0) {
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repaint();
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}
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} else if (source == hideItem) {
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hideNetwork = !hideNetwork;
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if (!hideNetwork) hideItem.setText("Hide Network");
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else hideItem.setText("Show Network");
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repaint();
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} else if (source == resetNetworkItem) {
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MapNode[] nodes = nodeList;
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if (nodes != null) {
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for (int i = 0, m = nodes.length; i < m; i++) {
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MapNode n = nodes[i];
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n.node.clearLinks();
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}
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repaint();
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}
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}
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}
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// -------------------------------------------------------------------
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// Mouselistener
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// -------------------------------------------------------------------
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private MapNode getNodeAt(int mx, int my) {
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int lx = 10;
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MapNode[] nodes = nodeList;
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if (nodes != null) {
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for (int i = 0, m = nodes.length; i < m; i++) {
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MapNode n = nodes[i];
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int x, y;
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if (n.node.hasLocation()) {
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x = n.node.getX();
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y = n.node.getY();
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} else {
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x = lx;
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y = 10;
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lx += 30;
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}
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if (mx >= (x - delta)
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&& mx <= (x + delta)
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&& my >= (y - delta)
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&& my <= (y + delta)) {
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return n;
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}
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}
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}
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return null;
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}
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public void mouseClicked(MouseEvent e) {
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int mx = e.getX();
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int my = e.getY();
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if (e.getButton() == MouseEvent.BUTTON1) {
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MapNode node = getNodeAt(mx, my);
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if (node != selectedNode) {
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server.selectNodes(node == null ? null : new Node[] { node.node });
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}
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}
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showPopup(e);
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}
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public void mousePressed(MouseEvent e) {
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if (e.getButton() == MouseEvent.BUTTON1) {
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MapNode aNode = getNodeAt(e.getX(), e.getY());
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if (aNode != selectedNode) {
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server.selectNodes(aNode != null ? new Node[] { aNode.node } : null);
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}
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draggedNode = aNode;
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draggedTime = System.currentTimeMillis();
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} else if (selectedNode != null) {
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selectedNode = draggedNode = null;
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server.selectNodes(null);
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}
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showPopup(e);
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}
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public void mouseReleased(MouseEvent e) {
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if (draggedNode != null && e.getButton() == MouseEvent.BUTTON1) {
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if ((!VISUAL_DRAG || (draggedTime > 0)) &&
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(System.currentTimeMillis() - draggedTime) < 300) {
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// Do not drag if mouse is only moved during click
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} else {
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draggedNode.node.setLocation(e.getX(), e.getY());
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server.updateNodeLocation(draggedNode.node);
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draggedNode = null;
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repaint();
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}
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}
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showPopup(e);
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}
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private void showPopup(MouseEvent e) {
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if (e.isPopupTrigger()
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&& (e.getModifiers() & (MouseEvent.SHIFT_MASK|MouseEvent.CTRL_MASK)) == 0) {
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// popupNode = getNodeAt(e.getX(), e.getY());
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// nodeItem.setEnabled(popupNode != null);
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popupMenu.show(this, e.getX(), e.getY());
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}
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}
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public void mouseEntered(MouseEvent e) {
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}
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public void mouseExited(MouseEvent e) {
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}
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// -------------------------------------------------------------------
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// MouseMotion
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// -------------------------------------------------------------------
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public void mouseDragged(MouseEvent e) {
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if (!VISUAL_DRAG || draggedNode == null) {
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// Do nothing
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} else if (draggedTime > 0) {
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if ((System.currentTimeMillis() - draggedTime) > 300) {
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// No mouse click, time to drag the node
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draggedTime = -1;
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}
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} else {
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draggedNode.node.setLocation(e.getX(), e.getY());
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repaint();
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}
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}
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public void mouseMoved(MouseEvent e) {
|
||||
}
|
||||
|
||||
|
||||
// -------------------------------------------------------------------
|
||||
// MapNode
|
||||
// -------------------------------------------------------------------
|
||||
|
||||
private static class MapNode {
|
||||
|
||||
public final Node node;
|
||||
public boolean isSelected;
|
||||
public String message = null;
|
||||
|
||||
private int tick = 0;
|
||||
|
||||
MapNode(MapPanel panel, Node node) {
|
||||
this.node = node;
|
||||
}
|
||||
|
||||
boolean tick(long time) {
|
||||
boolean r = false;
|
||||
if (tick > 0) {
|
||||
tick--;
|
||||
r = true;
|
||||
}
|
||||
|
||||
for (int i = 0, n = node.getLinkCount(); i < n; i++) {
|
||||
Link link = node.getLink(i);
|
||||
long age = (time - link.getLastActive()) / 100;
|
||||
if (age < 200) {
|
||||
r = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
return r;
|
||||
}
|
||||
|
||||
public void paint(Graphics g, int x, int y) {
|
||||
if (tick > (TOTAL_SHOW - SHOW_BLINK)) {
|
||||
if ((tick & 4) == 0) {
|
||||
// Hide circle
|
||||
} else {
|
||||
int index = FADE_COUNT - tick - 1;
|
||||
if (index < 0) {
|
||||
index = 0;
|
||||
}
|
||||
final int d = 8;
|
||||
g.setColor(OTHER_COLOR[index]);
|
||||
g.fillOval(x - d, y - d, d * 2 + 1, d * 2 + 1);
|
||||
}
|
||||
}
|
||||
|
||||
if (tick < (TOTAL_SHOW - SHOW_BLINK) && tick > 0) {
|
||||
g.setColor(Color.red);
|
||||
int height = 13 * tick / TOTAL_SHOW;
|
||||
g.fillRect(x - 6, 5 + y - height, 2, height);
|
||||
}
|
||||
|
||||
g.setColor(Color.black);
|
||||
final int od = 3;
|
||||
g.drawString(node.getID(), x + od * 2 + 3, y + 4);
|
||||
g.fillOval(x - od, y - od, od * 2 + 1, od * 2 + 1);
|
||||
}
|
||||
|
||||
} // end of inner class MapNode
|
||||
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue