example directional antenna

tools/cooja/java/se/sics/cooja/interfaces/ApplicationRadio.java

@@ -34,6 +34,8 @@ package se.sics.cooja.interfaces;
 import java.awt.BorderLayout;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
+import java.beans.PropertyChangeEvent;
+import java.beans.PropertyChangeListener;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Observable;
@@ -42,6 +44,7 @@ import java.util.Observer;
 import javax.swing.Box;
 import javax.swing.JButton;
 import javax.swing.JComboBox;
+import javax.swing.JFormattedTextField;
 import javax.swing.JLabel;
 import javax.swing.JPanel;
 
@@ -62,7 +65,7 @@ import se.sics.cooja.Simulation;
  *
  * @author Fredrik Osterlind
  */
-public class ApplicationRadio extends Radio implements NoiseSourceRadio {
+public class ApplicationRadio extends Radio implements NoiseSourceRadio, DirectionalAntennaRadio {
   private static Logger logger = Logger.getLogger(ApplicationRadio.class);
 
   private Simulation simulation;
@@ -82,7 +85,7 @@ public class ApplicationRadio extends Radio implements NoiseSourceRadio {
 
   private double signalStrength = -100;
   private int radioChannel = -1;
-  private double outputPower = 0;
+  private double outputPower = 0; /* typical cc2420 values: -25 <-> 0 dBm */
   private int outputPowerIndicator = 100;
 
   private int interfered;
@@ -264,7 +267,7 @@ public class ApplicationRadio extends Radio implements NoiseSourceRadio {
   /**
    * @param p New output power
    */
-  public void setOutputPower(int p) {
+  public void setOutputPower(double p) {
     outputPower = p;
   }
 
@@ -286,6 +289,7 @@ public class ApplicationRadio extends Radio implements NoiseSourceRadio {
     final JLabel statusLabel = new JLabel("");
     final JLabel lastEventLabel = new JLabel("");
     final JLabel channelLabel = new JLabel("");
+    final JLabel powerLabel = new JLabel("Output power (dBm):");
     final JLabel ssLabel = new JLabel("");
     final JButton updateButton = new JButton("Update SS");
 
@@ -311,6 +315,12 @@ public class ApplicationRadio extends Radio implements NoiseSourceRadio {
     } else {
       channelMenu.setSelectedIndex(getChannel());
     }
+    final JFormattedTextField outputPower = new JFormattedTextField(new Double(getCurrentOutputPower()));
+    outputPower.addPropertyChangeListener("value", new PropertyChangeListener() {
+      public void propertyChange(PropertyChangeEvent evt) {
+        setOutputPower(((Number)outputPower.getValue()).doubleValue());
+      }
+    });
 
     box.add(statusLabel);
     box.add(lastEventLabel);
@@ -318,6 +328,8 @@ public class ApplicationRadio extends Radio implements NoiseSourceRadio {
     box.add(updateButton);
     box.add(channelLabel);
     box.add(channelMenu);
+    box.add(powerLabel);
+    box.add(outputPower);
 
     updateButton.addActionListener(new ActionListener() {
       public void actionPerformed(ActionEvent e) {
@@ -357,6 +369,7 @@ public class ApplicationRadio extends Radio implements NoiseSourceRadio {
 
   public Collection<Element> getConfigXML() {
     /* TODO Save channel info? */
+    /* TODO Save output power? */
     return null;
   }
 
@@ -404,5 +417,16 @@ public class ApplicationRadio extends Radio implements NoiseSourceRadio {
     }
   }
 
+  public double getDirection() {
+    return 0;
+  }
+  public double getRelativeGain(double radians, double distance) {
+    /* Simple sinus-based gain */
+    return 5.0*Math.sin(5.0*radians)/(0.01*distance);
+  }
+  public void addDirectionChangeListener(DirectionChangeListener l) {
+  }
+  public void removeDirectionChangeListener(DirectionChangeListener l) {
+  }
 
 }