GoogleApiClient

GoogleApiClient.java

@@ -0,0 +1,140 @@
+  public class MyLocationListener
+            implements GoogleApiClient.ConnectionCallbacks,
+            GoogleApiClient.OnConnectionFailedListener, com.google.android.gms.location.LocationListener
+    {
+        private final String TAG = "LOC_RECURRING_SAMPLE";
+
+        // Constants that define how often location updates will be delivered
+        private final long LOC_UPDATE_INTERVAL = 10000; // 10s in milliseconds
+        private final long LOC_FASTEST_UPDATE = 5000; // 5s in milliseconds
+
+        protected GoogleApiClient mGoogleApiClient;
+        protected LocationRequest mLocRequest;
+        public     Location mCurLocation;
+
+        Context context;
+        public MyLocationListener(  Context context) {
+            this.context=context;
+            mCurLocation = null;
+
+            // build the Play Services client object
+            mGoogleApiClient = new GoogleApiClient.Builder(context)
+                    .addConnectionCallbacks(this)
+                    .addOnConnectionFailedListener(this)
+                    .addApi(LocationServices.API)
+                    .build();
+            mLocRequest=new LocationRequest();
+            mLocRequest.setInterval(LOC_UPDATE_INTERVAL);
+            mLocRequest.setFastestInterval(LOC_FASTEST_UPDATE);
+            mLocRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY);
+            // TODO: create the LocationRequest we'll use for location updates
+            onStart();
+        }
+
+
+        public void startLocationUpdates() {
+            // TODO: start the location updates
+
+            LocationServices.FusedLocationApi.requestLocationUpdates(
+                    mGoogleApiClient,mLocRequest,this);
+
+
+        }
+
+        public void stopLocationUpdates() {
+            // TODO: stop the updates
+
+            LocationServices.FusedLocationApi.removeLocationUpdates(
+                    mGoogleApiClient, this);
+
+
+        }
+
+        protected void updateUI() {
+            // take the lat and long of the current location object and add it to the list
+            if (mCurLocation != null) {
+                String lat = String.format("Lat: %f\n", mCurLocation.getLatitude());
+                String lon = String.format("Lon: %f\n", mCurLocation.getLongitude());
+
+
+            }
+        }
+
+        protected void initializeUI() {
+            // start by getting the last known location as a starting point
+            if (mCurLocation == null) {
+                mCurLocation = LocationServices.FusedLocationApi.getLastLocation(mGoogleApiClient);
+
+                updateUI();
+
+
+            }
+
+
+        }
+
+        /**
+         * Called to handle the button clicks in the view
+         */
+
+        public void onClick(int id ) {
+            switch (id){
+                case 1:
+                    startLocationUpdates();
+                    break;
+                case 0:
+                    stopLocationUpdates();
+                    break;
+            }
+        }
+
+        /**
+         * Called by Play Services when the user's location changes
+         */
+        @Override
+        public void onLocationChanged(Location loc) {
+            mCurLocation = loc;
+            LocationService.location=loc;
+            updateUI();
+        }
+
+
+
+
+
+
+        /**
+         * Google Play Services Lifecycle methods
+         */
+        @Override
+        public void onConnected(Bundle connectionHint) {
+
+            initializeUI();
+            startLocationUpdates();
+        }
+
+        @Override
+        public void onConnectionFailed(ConnectionResult result) {
+            Log.d(TAG, "Connection failed: ConnectionResult.getErrorCode() = " + result.getErrorCode());
+        }
+
+        @Override
+        public void onConnectionSuspended(int cause) {
+            Log.d(TAG, "Connection was suspended for some reason");
+            mGoogleApiClient.connect();
+        }
+
+        /**
+         * Activity lifecycle events
+         */
+        public  void onStart() {
+
+            mGoogleApiClient.connect();
+        }
+
+        public void onStop() {
+            mGoogleApiClient.disconnect();
+
+        }
+
+    }