This is alpha

3 files changed, 283 insertions, 0 deletions

diff --git a/misc/client/gps-demo/AndroidGPSTracking/src/com/example/gpstracking/AndroidGPSTrackingActivity.java b/misc/client/gps-demo/AndroidGPSTracking/src/com/example/gpstracking/AndroidGPSTrackingActivity.java
new file mode 100644
index 0000000..cdc1413
--- /dev/null
+++ b/misc/client/gps-demo/AndroidGPSTracking/src/com/example/gpstracking/AndroidGPSTrackingActivity.java
@@ -0,0 +1,50 @@
+package com.example.gpstracking;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.Toast;
+
+public class AndroidGPSTrackingActivity extends Activity {
+	
+	Button btnShowLocation;
+	
+	// GPSTracker class
+	GPSTracker gps;
+	
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+    	
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.main);
+        
+        btnShowLocation = (Button) findViewById(R.id.btnShowLocation);
+        
+        // show location button click event
+        btnShowLocation.setOnClickListener(new View.OnClickListener() {
+			
+			@Override
+			public void onClick(View arg0) {		
+				// create class object
+		        gps = new GPSTracker(AndroidGPSTrackingActivity.this);
+
+				// check if GPS enabled		
+		        if(gps.canGetLocation()){
+		        	
+		        	double latitude = gps.getLatitude();
+		        	double longitude = gps.getLongitude();
+		        	
+		        	Toast.makeText(getApplicationContext(), "Your Location is - \nLat: " + latitude + "\nLong: " + longitude, Toast.LENGTH_LONG).show();	
+		        }else{
+		        	// can't get location
+		        	// GPS or Network is not enabled
+		        	// Ask user to enable GPS/network in settings
+		        	gps.showSettingsAlert();
+		        }
+				
+			}
+		});
+    }
+    
+}
\ No newline at end of file
diff --git a/misc/client/gps-demo/AndroidGPSTracking/src/com/example/gpstracking/GPSTracker.java b/misc/client/gps-demo/AndroidGPSTracking/src/com/example/gpstracking/GPSTracker.java
new file mode 100644
index 0000000..f1e77ad
--- /dev/null
+++ b/misc/client/gps-demo/AndroidGPSTracking/src/com/example/gpstracking/GPSTracker.java
@@ -0,0 +1,200 @@
+package com.example.gpstracking;

+

+import android.app.AlertDialog;

+import android.app.Service;

+import android.content.Context;

+import android.content.DialogInterface;

+import android.content.Intent;

+import android.location.Location;

+import android.location.LocationListener;

+import android.location.LocationManager;

+import android.os.Bundle;

+import android.os.IBinder;

+import android.provider.Settings;

+import android.util.Log;

+

+public class GPSTracker extends Service implements LocationListener {

+

+	private final Context mContext;

+

+	// flag for GPS status

+	boolean isGPSEnabled = false;

+

+	// flag for network status

+	boolean isNetworkEnabled = false;

+

+	// flag for GPS status

+	boolean canGetLocation = false;

+

+	Location location; // location

+	double latitude; // latitude

+	double longitude; // longitude

+

+	// The minimum distance to change Updates in meters

+	private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES = 10; // 10 meters

+

+	// The minimum time between updates in milliseconds

+	private static final long MIN_TIME_BW_UPDATES = 10 * 60 * 1; // 1 minute

+

+	// Declaring a Location Manager

+	protected LocationManager locationManager;

+

+	public GPSTracker(Context context) {

+		this.mContext = context;

+		getLocation();

+	}

+

+	public Location getLocation() {

+		try {

+			locationManager = (LocationManager) mContext

+					.getSystemService(LOCATION_SERVICE);

+

+			// getting GPS status

+			isGPSEnabled = locationManager

+					.isProviderEnabled(LocationManager.GPS_PROVIDER);

+

+			// getting network status

+			isNetworkEnabled = locationManager

+					.isProviderEnabled(LocationManager.NETWORK_PROVIDER);

+

+			if (!isGPSEnabled && !isNetworkEnabled) {

+				// no network provider is enabled

+			} else {

+				this.canGetLocation = true;

+				if (isNetworkEnabled) {

+					locationManager.requestLocationUpdates(

+							LocationManager.NETWORK_PROVIDER,

+							MIN_TIME_BW_UPDATES,

+							MIN_DISTANCE_CHANGE_FOR_UPDATES, this);

+					Log.d("Network", "Network");

+					if (locationManager != null) {

+						location = locationManager

+								.getLastKnownLocation(LocationManager.NETWORK_PROVIDER);

+						if (location != null) {

+							latitude = location.getLatitude();

+							longitude = location.getLongitude();

+						}

+					}

+				}

+				// if GPS Enabled get lat/long using GPS Services

+				if (isGPSEnabled) {

+					if (location == null) {

+						locationManager.requestLocationUpdates(

+								LocationManager.GPS_PROVIDER,

+								MIN_TIME_BW_UPDATES,

+								MIN_DISTANCE_CHANGE_FOR_UPDATES, this);

+						Log.d("GPS Enabled", "GPS Enabled");

+						if (locationManager != null) {

+							location = locationManager

+									.getLastKnownLocation(LocationManager.GPS_PROVIDER);

+							if (location != null) {

+								latitude = location.getLatitude();

+								longitude = location.getLongitude();

+							}

+						}

+					}

+				}

+			}

+

+		} catch (Exception e) {

+			e.printStackTrace();

+		}

+

+		return location;

+	}

+	

+	/**

+	 * Stop using GPS listener

+	 * Calling this function will stop using GPS in your app

+	 */

+	public void stopUsingGPS(){

+		if(locationManager != null){

+			locationManager.removeUpdates(GPSTracker.this);

+		}		

+	}

+	

+	/**

+	 * Function to get latitude

+	 */

+	public double getLatitude(){

+		if(location != null){

+			latitude = location.getLatitude();

+		}

+		

+		// return latitude

+		return latitude;

+	}

+	

+	/**

+	 * Function to get longitude

+	 */

+	public double getLongitude(){

+		if(location != null){

+			longitude = location.getLongitude();

+		}

+		

+		// return longitude

+		return longitude;

+	}

+	

+	/**

+	 * Function to check GPS/wifi enabled

+	 * @return boolean

+	 */

+	public boolean canGetLocation() {

+		return this.canGetLocation;

+	}

+	

+	/**

+	 * Function to show settings alert dialog

+	 * On pressing Settings button will lauch Settings Options

+	 */

+	public void showSettingsAlert(){

+		AlertDialog.Builder alertDialog = new AlertDialog.Builder(mContext);

+   	 

+        // Setting Dialog Title

+        alertDialog.setTitle("GPS is settings");

+ 

+        // Setting Dialog Message

+        alertDialog.setMessage("GPS is not enabled. Do you want to go to settings menu?");

+ 

+        // On pressing Settings button

+        alertDialog.setPositiveButton("Settings", new DialogInterface.OnClickListener() {

+            public void onClick(DialogInterface dialog,int which) {

+            	Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);

+            	mContext.startActivity(intent);

+            }

+        });

+ 

+        // on pressing cancel button

+        alertDialog.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {

+            public void onClick(DialogInterface dialog, int which) {

+            dialog.cancel();

+            }

+        });

+ 

+        // Showing Alert Message

+        alertDialog.show();

+	}

+

+	@Override

+	public void onLocationChanged(Location location) {

+	}

+

+	@Override

+	public void onProviderDisabled(String provider) {

+	}

+

+	@Override

+	public void onProviderEnabled(String provider) {

+	}

+

+	@Override

+	public void onStatusChanged(String provider, int status, Bundle extras) {

+	}

+

+	@Override

+	public IBinder onBind(Intent arg0) {

+		return null;

+	}

+}

diff --git a/misc/client/gps-demo/AndroidGPSTracking/src/com/example/gpstracking/Tracker.java b/misc/client/gps-demo/AndroidGPSTracking/src/com/example/gpstracking/Tracker.java
new file mode 100644
index 0000000..2e08a91
--- /dev/null
+++ b/misc/client/gps-demo/AndroidGPSTracking/src/com/example/gpstracking/Tracker.java
@@ -0,0 +1,33 @@
+package com.example.gpstracking;
+
+import java.util.Timer;
+import java.util.TimerTask;
+
+public class Tracker implements Runnable {
+
+	private static final long TIME_DELTA = 1000 * 60 * 5;	
+
+	Controller controller;
+
+	public Tracker(Controller newController) {
+		controller = newController;
+	}
+
+	public void run() {
+		public Timer timer;
+		TimerTask task = new GPSTask();	
+		timer.schedule(new GPSTask(), 0, TIME_DELTA);
+	}
+
+	class GPSTask extends TimerTask {
+		public void run() {
+			GPSTracker tracker;
+			tracker = new GPSTracker(Tracker.this);
+
+			double latitude = tracker.getLatitude();
+			double longitude = tracker.getLongitude();
+
+			controller.recieveLocation(latitude, longitude);
+		}
+	}
+}