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scripts/java/FGClient/src/FGFSDemo.java

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+// FGFSDemo.java - Simple demo application.
+
+import java.io.IOException;
+
+import java.util.HashMap;
+
+import javax.swing.JFrame;
+import javax.swing.JScrollPane;
+import javax.swing.JTabbedPane;
+
+import org.flightgear.fgfsclient.FGFSConnection;
+import org.flightgear.fgfsclient.PropertyPage;
+
+
+/**
+ * Simple GUI demo.
+ *
+ * <p>This demo connects to a running FlightGear process and displays
+ * the current altitude, longitude, and latitude in a GUI window, with
+ * updates every second.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <blockquote><pre>
+ * fgfs --telnet=9000
+ * java FGFSDemo localhost 9000
+ * </pre></blockquote>
+ */
+public class FGFSDemo
+    extends JFrame
+{
+
+    public FGFSDemo (String host, int port)
+	throws IOException
+    {
+	super("FlightGear Client Console");
+
+	fgfs = new FGFSConnection(host, port);
+	tabs = new JTabbedPane();
+	pages = new HashMap();
+
+	PropertyPage page = new PropertyPage(fgfs, "Simulation");
+	page.addField("/sim/aircraft", "Aircraft:");
+	page.addField("/sim/startup/airport-id", "Airport ID:");
+	page.addField("/sim/time/gmt", "Current time (GMT):");
+	page.addField("/sim/startup/trim", "Trim on ground (true/false):");
+	page.addField("/sim/sound/audible", "Sound enabled (true/false):");
+	page.addField("/sim/startup/browser-app", "Web browser:");
+	addPage(page);
+
+	page = new PropertyPage(fgfs, "View");
+	page.addField("/sim/view-mode", "View mode:");
+	page.addField("/sim/current-view/field-of-view",
+		      "Field of view (deg):");
+	page.addField("/sim/current-view/pitch-offset-deg",
+		      "View pitch offset (deg):");
+	page.addField("/sim/current-view/heading-offset-deg",
+		      "View heading offset (deg):");
+	addPage(page);
+
+	page = new PropertyPage(fgfs, "Location");
+	page.addField("/position/altitude-ft", "Altitude (ft):");
+	page.addField("/position/longitude-deg", "Longitude (deg):");
+	page.addField("/position/latitude-deg", "Latitude (deg):");
+	page.addField("/orientation/roll-deg", "Roll (deg):");
+	page.addField("/orientation/pitch-deg", "Pitch (deg):");
+	page.addField("/orientation/heading-deg", "Heading (deg):");
+	addPage(page);
+
+	page = new PropertyPage(fgfs, "Weather");
+	page.addField("/environment/wind-from-heading-deg",
+		      "Wind direction (deg FROM):");
+	page.addField("/environment/params/base-wind-speed-kt",
+		      "Wind speed (kt):");
+	page.addField("/environment/params/gust-wind-speed-kt",
+		      "Maximum gust (kt):");
+	page.addField("/environment/wind-from-down-fps",
+		      "Updraft (fps):");
+	page.addField("/environment/temperature-degc", "Temperature (degC):");
+	page.addField("/environment/dewpoint-degc", "Dewpoint (degC):");
+	page.addField("/environment/pressure-sea-level-inhg",
+		      "Altimeter setting (inHG):");
+	addPage(page);
+
+	page = new PropertyPage(fgfs, "Clouds");
+	page.addField("/environment/clouds/layer[0]/type",
+		      "Layer 0 type:");
+	page.addField("/environment/clouds/layer[0]/elevation-ft",
+		      "Layer 0 height (ft):");
+	page.addField("/environment/clouds/layer[0]/thickness-ft",
+		      "Layer 0 thickness (ft):");
+	page.addField("/environment/clouds/layer[1]/type",
+		      "Layer 1 type:");
+	page.addField("/environment/clouds/layer[1]/elevation-ft",
+		      "Layer 1 height (ft):");
+	page.addField("/environment/clouds/layer[1]/thickness-ft",
+		      "Layer 1 thickness (ft):");
+	page.addField("/environment/clouds/layer[2]/type",
+		      "Layer 2 type:");
+	page.addField("/environment/clouds/layer[2]/elevation-ft",
+		      "Layer 2 height (ft):");
+	page.addField("/environment/clouds/layer[2]/thickness-ft",
+		      "Layer 2 thickness (ft):");
+	page.addField("/environment/clouds/layer[3]/type",
+		      "Layer 3 type:");
+	page.addField("/environment/clouds/layer[3]/elevation-ft",
+		      "Layer 3 height (ft):");
+	page.addField("/environment/clouds/layer[3]/thickness-ft",
+		      "Layer 3 thickness (ft):");
+	page.addField("/environment/clouds/layer[4]/type",
+		      "Layer 4 type:");
+	page.addField("/environment/clouds/layer[4]/elevation-ft",
+		      "Layer 4 height (ft):");
+	page.addField("/environment/clouds/layer[4]/thickness-ft",
+		      "Layer 4 thickness (ft):");
+	addPage(page);
+
+	page = new PropertyPage(fgfs, "Velocities");
+	page.addField("/velocities/airspeed-kt", "Airspeed (kt):");
+	page.addField("/velocities/speed-down-fps", "Descent speed (fps):");
+	addPage(page);
+
+	getContentPane().add(tabs);
+
+	new Thread(new Updater()).start();
+    }
+
+    private void addPage (PropertyPage page)
+    {
+	tabs.add(page.getName(), new JScrollPane(page));
+	pages.put(page.getName(), page);
+    }
+
+    private FGFSConnection fgfs;
+    private JTabbedPane tabs;
+    private HashMap pages;
+
+    public static void main (String args[])
+	throws Exception
+    {
+	if (args.length != 2) {
+	    System.err.println("Usage: FGFSDemo <host> <port>");
+	    System.exit(2);
+	}
+	FGFSDemo gui = new FGFSDemo(args[0], Integer.parseInt(args[1]));
+	gui.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+	gui.pack();
+	gui.show();
+    }
+
+    class Updater
+	implements Runnable
+    {
+	
+	public void run ()
+	{
+	    while (true) {
+		int index = tabs.getSelectedIndex();
+		if (index > -1) {
+		    String name = tabs.getTitleAt(index);
+		    PropertyPage page = (PropertyPage)pages.get(name);
+		    try {
+			page.update();
+		    } catch (IOException e) {
+		    }
+		}
+ 		try {
+ 		    Thread.sleep(1000);
+ 		} catch (InterruptedException e) {
+ 		}
+	    }
+	}
+
+    }
+
+}
+
+// end of FGFSDemo.java