Added animation to follow a route. This way it is easier to test

the voice navigation. Animation menu item is visible when 'Allow mock
location' is set in debug menu of android settings.

OsmAnd/res/menu/map_menu.xml

@@ -10,6 +10,7 @@
 <!--  not visible by default -->
 <item android:id="@+id/map_navigate_to_point" android:title="@string/stop_navigation" android:visible="false" android:icon="@android:drawable/ic_menu_close_clear_cancel"></item>
 <item android:id="@+id/map_mute" android:title="@string/menu_mute_off" android:visible="false"></item>
+<item android:id="@+id/map_animate_route" android:title="@string/animate_route" android:visible="false"></item>
 
 <item android:id="@+id/map_get_directions" android:title="@string/get_directions" android:icon="@android:drawable/ic_menu_directions"></item>
 <item android:title="@string/map_specify_point" android:id="@+id/map_specify_point" android:icon="@android:drawable/ic_menu_search"></item>

OsmAnd/res/values/strings.xml

@@ -1,5 +1,8 @@
 <?xml version="1.0" encoding="utf-8" standalone="no"?>
 <resources>
+	<string name="animate_route_off">Animate off</string>
+	<string name="animate_route">Animate on</string>
+	
 	<string name="local_index_upload_gpx_description">Upload GPX files to OSM community. They will be used to improve maps.</string>
 	<string name="local_index_items_uploaded">%1$d of %2$d item(s) successfully uploaded.</string>
 	<string name="local_index_mi_upload_gpx">Contribute to OSM...</string>

OsmAnd/src/net/osmand/LatLonUtils.java

@@ -0,0 +1,34 @@
+package net.osmand;
+
+import android.location.Location;
+
+public class LatLonUtils {
+
+	public static Location middleLocation(Location start, Location end,
+			float meters) {
+		double lat1 = toRad(start.getLatitude());
+		double lon1 = toRad(start.getLongitude());
+		double R = 6371; // radius of earth in km
+		double d = meters / 1000; // in km
+		float brng = (float) (toRad(start.bearingTo(end)));
+		double lat2 = Math.asin(Math.sin(lat1) * Math.cos(d / R)
+				+ Math.cos(lat1) * Math.sin(d / R) * Math.cos(brng));
+		double lon2 = lon1
+				+ Math.atan2(Math.sin(brng) * Math.sin(d / R) * Math.cos(lat1),
+						Math.cos(d / R) - Math.sin(lat1) * Math.sin(lat2));
+		Location nl = new Location(start);
+		nl.setLatitude(toDegree(lat2));
+		nl.setLongitude(toDegree(lon2));
+		nl.setBearing(brng);
+		return nl;
+	}
+
+	private static double toDegree(double radians) {
+		return radians * 180 / Math.PI;
+	}
+
+	private static double toRad(double degree) {
+		return degree * Math.PI / 180;
+	}
+
+}

OsmAnd/src/net/osmand/plus/activities/MapActivity.java

@@ -28,12 +28,12 @@ import net.osmand.plus.views.OsmandMapTileView;
 import net.osmand.plus.views.PointLocationLayer;
 import android.app.Activity;
 import android.app.AlertDialog;
+import android.app.AlertDialog.Builder;
 import android.app.Dialog;
 import android.app.Notification;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.app.ProgressDialog;
-import android.app.AlertDialog.Builder;
 import android.content.ActivityNotFoundException;
 import android.content.ComponentName;
 import android.content.DialogInterface;
@@ -58,6 +58,7 @@ import android.os.Bundle;
 import android.os.Environment;
 import android.os.Handler;
 import android.os.Message;
+import android.provider.Settings.Secure;
 import android.util.Log;
 import android.view.KeyEvent;
 import android.view.Menu;
@@ -65,8 +66,8 @@ import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.MotionEvent;
 import android.view.View;
-import android.view.Window;
 import android.view.View.OnClickListener;
+import android.view.Window;
 import android.view.animation.AccelerateInterpolator;
 import android.view.animation.Animation;
 import android.view.animation.Transformation;
@@ -121,6 +122,8 @@ public class MapActivity extends Activity implements IMapLocationListener, Senso
 	// Store previous map rotation settings for rotate button
 	private Integer previousMapRotate = null;
 
+	private RouteAnimation routeAnimation = new RouteAnimation();
+
 	private boolean isMapLinkedToLocation = false;
 	private ProgressDialog startProgressDialog;
 	
@@ -436,6 +439,7 @@ public class MapActivity extends Activity implements IMapLocationListener, Senso
     protected void onDestroy() {
     	super.onDestroy();
     	savingTrackHelper.close();
+    	routeAnimation.close();
     	if(mNotificationManager != null){
     		mNotificationManager.cancel(APP_NOTIFICATION_ID);
     	}
@@ -948,6 +952,15 @@ public class MapActivity extends Activity implements IMapLocationListener, Senso
 				muteMenu.setVisible(false);
 			}
 		}
+		MenuItem animateMenu = menu.findItem(R.id.map_animate_route);
+		if (animateMenu != null) {
+			animateMenu.setTitle(routeAnimation.isRouteAnimating() ? R.string.animate_route_off
+					: R.string.animate_route);
+			animateMenu.setVisible("1".equals(Secure.getString(
+					getContentResolver(), Secure.ALLOW_MOCK_LOCATION))
+					&& settings.getPointToNavigate() != null
+					&& routingHelper.isRouteCalculated());
+		}
 		return val;
 	}
 	
@@ -1003,6 +1016,10 @@ public class MapActivity extends Activity implements IMapLocationListener, Senso
 		case R.id.map_show_point_options:
 			contextMenuPoint(mapView.getLatitude(), mapView.getLongitude());
 			return true;
+		case R.id.map_animate_route:
+			//animate moving on route
+			routeAnimation.startStopRouteAnimation(routingHelper, this);
+			return true;			
 		default:
 			return super.onOptionsItemSelected(item);
 		}
@@ -1104,9 +1121,7 @@ public class MapActivity extends Activity implements IMapLocationListener, Senso
 			@Override
 			public void onClick(DialogInterface dialog, int which) {
 				ApplicationMode mode = getAppMode(buttons);
-				Location location = new Location("map"); //$NON-NLS-1$
-				location.setLatitude(lat);
-				location.setLongitude(lon);
+				Location location = getLocationToStartFrom(lat, lon);
 				routingHelper.setAppMode(mode);
 				settings.FOLLOW_TO_THE_ROUTE.set(false);
 				routingHelper.setFollowingMode(false);

OsmAnd/src/net/osmand/plus/activities/RouteAnimation.java

@@ -0,0 +1,65 @@
+package net.osmand.plus.activities;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import net.osmand.LatLonUtils;
+import android.location.Location;
+
+public class RouteAnimation {
+
+	private Thread routeAnimation;
+
+	public boolean isRouteAnimating() {
+		return routeAnimation != null;
+	}
+
+	public void startStopRouteAnimation(final RoutingHelper routingHelper,
+			final MapActivity ma) {
+		if (!isRouteAnimating()) {
+			routeAnimation = new Thread() {
+				public void run() {
+					final List<Location> directions = new ArrayList<Location>(
+							routingHelper.getCurrentRoute());
+					Location current = null;
+					float meters = 20.0f;
+					while (!directions.isEmpty() && routeAnimation != null) {
+						if (current == null) {
+							current = new Location(directions.remove(0));
+						} else {
+							if (current.distanceTo(directions.get(0)) > meters) {
+								current = LatLonUtils.middleLocation(current,
+										directions.get(0), meters);
+							} else {
+								current = new Location(directions.remove(0));
+							}
+						}
+						current.setSpeed(meters);
+						current.setTime(System.currentTimeMillis());
+						ma.setLocation(current);
+						try {
+							Thread.sleep(1000);
+						} catch (InterruptedException e) {
+							// do nothing
+						}
+					}
+					RouteAnimation.this.stop();
+				};
+			};
+			routeAnimation.start();
+		} else {
+			// stop the animation
+			stop();
+		}
+	}
+
+	private void stop() {
+		routeAnimation = null;
+	}
+
+	public void close() {
+		if (isRouteAnimating()) {
+			stop();
+		}
+	}
+}

OsmAnd/src/net/osmand/plus/activities/RoutingHelper.java

@@ -117,13 +117,18 @@ public class RoutingHelper {
 			this.lastFixedLocation = null;
 			this.isFollowingMode = false;
 		}
-		
 	}
 	
 	public List<Location> getCurrentGPXRoute() {
 		return currentGPXRoute;
 	}
 	
+	public List<Location> getCurrentRoute() {
+		return currentGPXRoute == null || currentGPXRoute.isEmpty() ? Collections
+				.unmodifiableList(routeNodes) : Collections
+				.unmodifiableList(currentGPXRoute);
+	}
+	
 	public void setAppMode(ApplicationMode mode){
 		this.mode = mode;
 		voiceRouter.updateAppMode();