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removed unused code including simulation observers, making the code cleaner and more efficient
This commit is contained in:
Fredrik Osterlind
parent
4a4efd0c32
commit
c276f90247
@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2009, Swedish Institute of Computer Science.
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* Copyright (c) 2012, 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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@ -25,8 +25,6 @@
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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: TrafficVisualizerSkin.java,v 1.5 2010/02/26 07:46:26 nifi Exp $
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*/
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package se.sics.cooja.plugins.skins;
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@ -35,168 +33,115 @@ import java.awt.Color;
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import java.awt.Graphics;
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import java.awt.Point;
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import java.awt.Polygon;
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import java.util.ArrayDeque;
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import java.util.ArrayList;
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import java.util.Observable;
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import java.util.Observer;
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import javax.swing.Box;
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import javax.swing.JLabel;
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import org.apache.log4j.Logger;
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import se.sics.cooja.ClassDescription;
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import se.sics.cooja.Mote;
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import se.sics.cooja.RadioConnection;
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import se.sics.cooja.Simulation;
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import se.sics.cooja.SimEventCentral.MoteCountListener;
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import se.sics.cooja.SupportedArguments;
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import se.sics.cooja.TimeEvent;
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import se.sics.cooja.interfaces.Position;
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import se.sics.cooja.interfaces.Radio;
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import se.sics.cooja.plugins.Visualizer;
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import se.sics.cooja.plugins.VisualizerSkin;
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import se.sics.cooja.plugins.Visualizer.SimulationMenuAction;
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import se.sics.cooja.radiomediums.AbstractRadioMedium;
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/**
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* Radio traffic visualizer skin.
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*
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* Transmitting motes are painted blue. Receiving motes are painted green.
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* Interfered motes are painted red. Motes without radios are painted gray. All
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* other motes are painted white.
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*
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* In contrast to the {@link UDGMVisualizerSkin}, this skin listens to all mote
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* radios, not to the radio medium. The radio traffic skin also displays a
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* history.
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*
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* Radio traffic history visualizer skin.
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*
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* @see UDGMVisualizerSkin
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* @author Fredrik Osterlind
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*/
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@ClassDescription("Radio traffic")
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@SupportedArguments(radioMediums = {AbstractRadioMedium.class})
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public class TrafficVisualizerSkin implements VisualizerSkin {
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private static Logger logger = Logger.getLogger(TrafficVisualizerSkin.class);
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private Simulation simulation = null;
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private Visualizer visualizer = null;
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private Box counters;
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private final int MAX_HISTORY_SIZE = 200;
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private boolean showHistory = true;
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private ArrayDeque<RadioConnectionArrow> history = new ArrayDeque<RadioConnectionArrow>();
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private AbstractRadioMedium radioMedium;
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private Observer radioObserver, radioMediumObserver;
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private boolean active = false;
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private Simulation simulation = null;
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private Visualizer visualizer = null;
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private AbstractRadioMedium radioMedium = null;
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private ArrayList<RadioConnectionArrow> history = new ArrayList<RadioConnectionArrow>();
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private Observer radioMediumObserver = new Observer() {
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public void update(Observable obs, Object obj) {
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RadioConnection last = radioMedium.getLastConnection();
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if (last != null && history.size() < MAX_HISTORY_SIZE) {
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history.add(new RadioConnectionArrow(last));
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visualizer.repaint();
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}
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}
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};
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private TimeEvent ageArrowsTimeEvent = new TimeEvent(0) {
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public void execute(long t) {
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if (!active) {
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return;
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}
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if (history.size() > 0) {
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boolean hasOld = false;
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/* Increase age */
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for (RadioConnectionArrow connArrow : history) {
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connArrow.increaseAge();
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if(connArrow.getAge() >= connArrow.getMaxAge()) {
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hasOld = true;
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}
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}
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/* Remove too old arrows */
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if (hasOld) {
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RadioConnectionArrow[] historyArr = history.toArray(new RadioConnectionArrow[0]);
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for (RadioConnectionArrow connArrow : historyArr) {
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if(connArrow.getAge() >= connArrow.getMaxAge()) {
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history.remove(connArrow);
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}
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}
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}
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visualizer.repaint();
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}
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/* Reschedule myself */
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simulation.scheduleEvent(this, t + 100*Simulation.MILLISECOND);
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}
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};
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public void setActive(final Simulation simulation, Visualizer vis) {
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if (!(simulation.getRadioMedium() instanceof AbstractRadioMedium)) {
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logger.fatal("Radio medium type not supported: "
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+ simulation.getRadioMedium());
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return;
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}
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this.radioMedium = (AbstractRadioMedium) simulation.getRadioMedium();
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this.simulation = simulation;
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this.visualizer = vis;
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this.active = true;
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history.clear();
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final JLabel txCounter = new JLabel("TX: " + radioMedium.COUNTER_TX);
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final JLabel rxCounter = new JLabel("RX: " + radioMedium.COUNTER_RX);
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final JLabel interferedCounter = new JLabel("INT: "
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+ radioMedium.COUNTER_INTERFERED);
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simulation.invokeSimulationThread(new Runnable() {
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public void run() {
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/* Start observing radio medium for transmissions */
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radioMedium.addRadioMediumObserver(radioMediumObserver);
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counters = Box.createHorizontalBox();
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counters.add(txCounter);
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counters.add(Box.createHorizontalStrut(10));
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counters.add(rxCounter);
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counters.add(Box.createHorizontalStrut(10));
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counters.add(interferedCounter);
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/* visualizer.getCurrentCanvas().add(counters); */
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/* Start observing radio medium and radios */
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radioMedium.addRadioMediumObserver(radioMediumObserver = new Observer() {
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public void update(Observable obs, Object obj) {
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txCounter.setText("TX: " + radioMedium.COUNTER_TX);
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rxCounter.setText("RX: " + radioMedium.COUNTER_RX);
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interferedCounter.setText("INT: " + +radioMedium.COUNTER_INTERFERED);
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if (showHistory) {
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RadioConnection last = radioMedium.getLastConnection();
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if (last != null && history.size() < MAX_HISTORY_SIZE) {
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history.add(new RadioConnectionArrow(last));
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}
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}
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visualizer.repaint();
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/* Fade away arrows */
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simulation.scheduleEvent(ageArrowsTimeEvent, simulation.getSimulationTime() + 100*Simulation.MILLISECOND);
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}
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});
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radioObserver = new Observer() {
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public void update(Observable o, Object arg) {
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visualizer.repaint();
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}
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};
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simulation.getEventCentral().addMoteCountListener(new MoteCountListener() {
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public void moteWasAdded(Mote mote) {
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Radio r = mote.getInterfaces().getRadio();
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if (r != null) {
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r.addObserver(radioObserver);
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}
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}
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public void moteWasRemoved(Mote mote) {
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Radio r = mote.getInterfaces().getRadio();
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if (r != null) {
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r.deleteObserver(radioObserver);
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}
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history.clear();
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}
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});
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for (Mote mote : simulation.getMotes()) {
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Radio r = mote.getInterfaces().getRadio();
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if (r != null) {
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r.addObserver(radioObserver);
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}
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}
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simulation.addMillisecondObserver(new Observer() {
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public void update(Observable obs, Object obj) {
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if((simulation.getSimulationTimeMillis() % 100) == 0) {
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RadioConnectionArrow[] historyArr = history.toArray(new RadioConnectionArrow[0]);
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if(historyArr.length > 0) {
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visualizer.repaint();
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}
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for (RadioConnectionArrow connArrow : historyArr) {
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if (connArrow == null) {
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continue;
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}
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connArrow.increaseAge();
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if(connArrow.getAge() >= connArrow.getMaxAge()) {
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history.remove(connArrow);
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}
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}
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}
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}
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});
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/* Register menu actions */
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visualizer.registerSimulationMenuAction(ToggleHistoryAction.class);
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}
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public void setInactive() {
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this.active = false;
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if (simulation == null) {
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/* Skin was never activated */
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return;
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}
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visualizer.getCurrentCanvas().remove(counters);
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/* Stop observing radio medium and radios */
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/* Stop observing radio medium */
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radioMedium.deleteRadioMediumObserver(radioMediumObserver);
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for (Mote mote : simulation.getMotes()) {
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Radio r = mote.getInterfaces().getRadio();
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if (r != null) {
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r.addObserver(radioObserver);
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}
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}
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/* Unregister menu actions */
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visualizer.unregisterSimulationMenuAction(ToggleHistoryAction.class);
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}
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public Color[] getColorOf(Mote mote) {
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@ -232,51 +177,18 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
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private int xCor(int len, double dir) {
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return (int)(0.5 + len * Math.sin(dir));
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}
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public void paintBeforeMotes(Graphics g) {
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if (simulation == null) {
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/* Skin was never activated */
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return;
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}
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if (showHistory) {
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/* Paint history in gray */
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RadioConnectionArrow[] historyArr = history.toArray(new RadioConnectionArrow[0]);
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for (RadioConnectionArrow connArrow : historyArr) {
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if (connArrow == null) {
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continue;
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}
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float colorHistoryIndex = (float)connArrow.getAge() / (float)connArrow.getMaxAge();
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g.setColor(new Color(colorHistoryIndex, colorHistoryIndex, 1.0f));
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Radio source = connArrow.getConnection().getSource();
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Point sourcePoint = visualizer.transformPositionToPixel(source
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.getPosition());
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for (Radio destRadio : connArrow.getConnection().getDestinations()) {
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Position destPos = destRadio.getPosition();
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Point destPoint = visualizer.transformPositionToPixel(destPos);
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drawArrow(g, sourcePoint.x, sourcePoint.y, destPoint.x, destPoint.y, 8);
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}
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}
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}
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/* Paint active connections in black */
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RadioConnection[] conns = radioMedium.getActiveConnections();
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if (conns != null) {
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g.setColor(Color.BLACK);
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for (RadioConnection conn : conns) {
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if (conn == null) {
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continue;
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}
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Radio source = conn.getSource();
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Point sourcePoint = visualizer.transformPositionToPixel(source
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.getPosition());
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for (Radio destRadio : conn.getDestinations()) {
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if (destRadio == null) {
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continue;
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}
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Position destPos = destRadio.getPosition();
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Point destPoint = visualizer.transformPositionToPixel(destPos);
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drawArrow(g, sourcePoint.x, sourcePoint.y, destPoint.x, destPoint.y, 8);
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}
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RadioConnectionArrow[] historyArr = history.toArray(new RadioConnectionArrow[0]);
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for (RadioConnectionArrow connArrow : historyArr) {
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float colorHistoryIndex = (float)connArrow.getAge() / (float)connArrow.getMaxAge();
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g.setColor(new Color(colorHistoryIndex, colorHistoryIndex, 1.0f));
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Radio source = connArrow.getConnection().getSource();
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Point sourcePoint = visualizer.transformPositionToPixel(source.getPosition());
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for (Radio destRadio : connArrow.getConnection().getDestinations()) {
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Position destPos = destRadio.getPosition();
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Point destPoint = visualizer.transformPositionToPixel(destPos);
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drawArrow(g, sourcePoint.x, sourcePoint.y, destPoint.x, destPoint.y, 8);
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}
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}
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}
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@ -284,41 +196,11 @@ public class TrafficVisualizerSkin implements VisualizerSkin {
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public void paintAfterMotes(Graphics g) {
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}
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public static class ToggleHistoryAction implements SimulationMenuAction {
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public boolean isEnabled(Visualizer visualizer, Simulation simulation) {
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return true;
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}
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public String getDescription(Visualizer visualizer, Simulation simulation) {
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VisualizerSkin[] skins = visualizer.getCurrentSkins();
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boolean showing = false;
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for (VisualizerSkin skin : skins) {
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if (skin instanceof TrafficVisualizerSkin) {
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showing = ((TrafficVisualizerSkin) skin).showHistory;
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}
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}
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if (showing) {
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return "Hide traffic history";
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}
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return "Show traffic history";
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}
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public void doAction(Visualizer visualizer, Simulation simulation) {
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VisualizerSkin[] skins = visualizer.getCurrentSkins();
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for (VisualizerSkin skin : skins) {
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if (skin instanceof TrafficVisualizerSkin) {
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((TrafficVisualizerSkin) skin).showHistory = !((TrafficVisualizerSkin) skin).showHistory;
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visualizer.repaint();
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}
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}
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}
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};
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public Visualizer getVisualizer() {
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return visualizer;
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}
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private class RadioConnectionArrow {
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private static class RadioConnectionArrow {
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private RadioConnection conn;
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private int age;
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private final int MAX_AGE = 10;
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