Introduced public transport routing UI. Still in progress.

OsmAnd/res/values/strings.xml

@@ -10,6 +10,7 @@
 	- For wording and consistency, please note https://osmand.net/help-online?id=technical-articles#Creating_a_Consistent_User_Experience
 	Thx - Hardy
 -->
+    <string name="app_mode_public_transport">Public transport</string>
     <string name="avoid_roads_descr">Select road on the map or from the list below that you want to avoid during navigation:</string>
     <string name="show_along_the_route">Show along the route</string>
     <string name="simulate_navigation">Simulate navigation</string>

OsmAnd/src/net/osmand/plus/AppInitializer.java

@@ -44,6 +44,7 @@ import net.osmand.plus.render.RendererRegistry;
 import net.osmand.plus.resources.ResourceManager;
 import net.osmand.plus.routepreparationmenu.RoutingOptionsHelper;
 import net.osmand.plus.routing.RoutingHelper;
+import net.osmand.plus.routing.TransportRoutingHelper;
 import net.osmand.plus.search.QuickSearchHelper;
 import net.osmand.plus.views.corenative.NativeCoreContext;
 import net.osmand.plus.voice.CommandPlayer;
@@ -458,6 +459,7 @@ public class AppInitializer implements IProgress {
 		app.applyTheme(app);
 		app.inAppPurchaseHelper = startupInit(new InAppPurchaseHelper(app), InAppPurchaseHelper.class);
 		app.poiTypes = startupInit(MapPoiTypes.getDefaultNoInit(), MapPoiTypes.class);
+		app.transportRoutingHelper = startupInit(new TransportRoutingHelper(app), TransportRoutingHelper.class);
 		app.routingHelper = startupInit(new RoutingHelper(app), RoutingHelper.class);
 		app.resourceManager = startupInit(new ResourceManager(app), ResourceManager.class);
 		app.daynightHelper = startupInit(new DayNightHelper(app), DayNightHelper.class);

OsmAnd/src/net/osmand/plus/ApplicationMode.java

@@ -57,6 +57,9 @@ public class ApplicationMode {
 	public static final ApplicationMode TRAIN = create(R.string.app_mode_train, "train").speed(25f, 40).
 			carLocation().icon(R.drawable.map_action_train, R.drawable.ic_action_train).reg();
 
+	public static final ApplicationMode PUBLIC_TRANSPORT = create(R.string.app_mode_public_transport, "public_transport").
+			icon(R.drawable.map_action_bus_dark, R.drawable.ic_action_bus_dark).reg();
+
 	static {
 		ApplicationMode[] exceptDefault = new ApplicationMode[]{CAR, PEDESTRIAN, BICYCLE, BOAT, AIRCRAFT, BUS, TRAIN};
 		ApplicationMode[] exceptPedestrianAndDefault = new ApplicationMode[]{CAR, BICYCLE, BOAT, AIRCRAFT, BUS, TRAIN};

OsmAnd/src/net/osmand/plus/OsmandApplication.java

@@ -57,6 +57,7 @@ import net.osmand.plus.render.RendererRegistry;
 import net.osmand.plus.resources.ResourceManager;
 import net.osmand.plus.routepreparationmenu.RoutingOptionsHelper;
 import net.osmand.plus.routing.RoutingHelper;
+import net.osmand.plus.routing.TransportRoutingHelper;
 import net.osmand.plus.search.QuickSearchHelper;
 import net.osmand.plus.voice.CommandPlayer;
 import net.osmand.plus.wikivoyage.data.TravelDbHelper;
@@ -106,6 +107,7 @@ public class OsmandApplication extends MultiDexApplication {
 	PoiFiltersHelper poiFilters;
 	MapPoiTypes poiTypes;
 	RoutingHelper routingHelper;
+	TransportRoutingHelper transportRoutingHelper;
 	FavouritesDbHelper favorites;
 	CommandPlayer player;
 	GpxSelectionHelper selectedGpxHelper;
@@ -402,6 +404,10 @@ public class OsmandApplication extends MultiDexApplication {
 		return routingHelper;
 	}
 
+	public TransportRoutingHelper getTransportRoutingHelper() {
+		return transportRoutingHelper;
+	}
+
 	public RoutingOptionsHelper getRoutingOptionsHelper() {
 		return routingOptionsHelper;
 	}

OsmAnd/src/net/osmand/plus/TargetPointsHelper.java

@@ -379,8 +379,8 @@ public class TargetPointsHelper {
 	}
 
 	public void updateRouteAndRefresh(boolean updateRoute) {
-		if(updateRoute && ( routingHelper.isRouteBeingCalculated() || routingHelper.isRouteCalculated() ||
+		if(updateRoute && (routingHelper.isPublicTransportMode() || routingHelper.isRouteBeingCalculated() ||
-				routingHelper.isFollowingMode() || routingHelper.isRoutePlanningMode())) {
+				routingHelper.isRouteCalculated() || routingHelper.isFollowingMode() || routingHelper.isRoutePlanningMode())) {
 			updateRoutingHelper();
 		}
 		updateListeners();
@@ -388,15 +388,14 @@ public class TargetPointsHelper {
 
 	private void updateRoutingHelper() {
 		LatLon start = settings.getPointToStart();
-		Location lastKnownLocation = ctx.getLocationProvider().getLastKnownLocation();
+		LatLon finish = settings.getPointToNavigate();
 		List<LatLon> is = getIntermediatePointsLatLonNavigation();
+		Location lastKnownLocation = ctx.getLocationProvider().getLastKnownLocation();
 		if((routingHelper.isFollowingMode() && lastKnownLocation != null) || start == null) {
-			routingHelper.setFinalAndCurrentLocation(settings.getPointToNavigate(),
+			routingHelper.setFinalAndCurrentLocation(finish, is, lastKnownLocation);
-					is, lastKnownLocation);
 		} else {
 			Location loc = wrap(start);
-			routingHelper.setFinalAndCurrentLocation(settings.getPointToNavigate(),
+			routingHelper.setFinalAndCurrentLocation(finish, is, loc);
-					is, loc);
 		}
 	}
 

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

@@ -110,9 +110,11 @@ import net.osmand.plus.measurementtool.MeasurementToolFragment;
 import net.osmand.plus.measurementtool.NewGpxData;
 import net.osmand.plus.render.RendererRegistry;
 import net.osmand.plus.resources.ResourceManager;
+import net.osmand.plus.routing.IRouteInformationListener;
 import net.osmand.plus.routing.RoutingHelper;
-import net.osmand.plus.routing.RoutingHelper.IRouteInformationListener;
 import net.osmand.plus.routing.RoutingHelper.RouteCalculationProgressCallback;
+import net.osmand.plus.routing.TransportRoutingHelper;
+import net.osmand.plus.routing.TransportRoutingHelper.TransportRouteCalculationProgressCallback;
 import net.osmand.plus.search.QuickSearchDialogFragment;
 import net.osmand.plus.search.QuickSearchDialogFragment.QuickSearchTab;
 import net.osmand.plus.search.QuickSearchDialogFragment.QuickSearchType;
@@ -439,7 +441,7 @@ public class MapActivity extends OsmandActionBarActivity implements DownloadEven
 	private void createProgressBarForRouting() {
 		final ProgressBar pb = (ProgressBar) findViewById(R.id.map_horizontal_progress);
 
-		app.getRoutingHelper().setProgressBar(new RouteCalculationProgressCallback() {
+		final RouteCalculationProgressCallback progressCallback = new RouteCalculationProgressCallback() {
 
 			@Override
 			public void start() {
@@ -501,6 +503,25 @@ public class MapActivity extends OsmandActionBarActivity implements DownloadEven
 				dashboardOnMap.routeCalculationFinished();
 				pb.setVisibility(View.GONE);
 			}
+		};
+
+		app.getRoutingHelper().setProgressBar(progressCallback);
+
+		app.getTransportRoutingHelper().setProgressBar(new TransportRouteCalculationProgressCallback() {
+			@Override
+			public void start() {
+				progressCallback.start();
+			}
+
+			@Override
+			public void updateProgress(int progress) {
+				progressCallback.updateProgress(progress);
+			}
+
+			@Override
+			public void finish() {
+				progressCallback.finish();
+			}
 		});
 	}
 

OsmAnd/src/net/osmand/plus/base/MapViewTrackingUtilities.java

@@ -25,7 +25,7 @@ import net.osmand.plus.R;
 import net.osmand.plus.dashboard.DashboardOnMap;
 import net.osmand.plus.mapcontextmenu.MapContextMenu;
 import net.osmand.plus.routing.RoutingHelper;
-import net.osmand.plus.routing.RoutingHelper.IRouteInformationListener;
+import net.osmand.plus.routing.IRouteInformationListener;
 import net.osmand.plus.views.AnimateDraggingMapThread;
 import net.osmand.plus.views.OsmandMapTileView;
 import net.osmand.util.MapUtils;

OsmAnd/src/net/osmand/plus/dashboard/DashboardOnMap.java

@@ -80,7 +80,7 @@ import net.osmand.plus.mapillary.MapillaryPlugin.MapillaryFirstDialogFragment;
 import net.osmand.plus.osmedit.OsmNotesMenu;
 import net.osmand.plus.rastermaps.OsmandRasterMapsPlugin;
 import net.osmand.plus.routing.RoutingHelper;
-import net.osmand.plus.routing.RoutingHelper.IRouteInformationListener;
+import net.osmand.plus.routing.IRouteInformationListener;
 import net.osmand.plus.srtmplugin.ContourLinesMenu;
 import net.osmand.plus.srtmplugin.HillshadeMenu;
 import net.osmand.plus.srtmplugin.SRTMPlugin;

OsmAnd/src/net/osmand/plus/resources/ResourceManager.java

@@ -108,7 +108,8 @@ public class ResourceManager {
 		TRANSPORT,
 		ADDRESS,
 		QUICK_SEARCH, 
-		ROUTING
+		ROUTING,
+		TRANSPORT_ROUTING
 	}
 	
 	public static class BinaryMapReaderResource {
@@ -999,6 +1000,19 @@ public class ResourceManager {
 		return readers.toArray(new BinaryMapIndexReader[readers.size()]);
 	}
 
+	public BinaryMapIndexReader[] getTransportRoutingMapFiles() {
+		List<BinaryMapIndexReader> readers = new ArrayList<>(fileReaders.size());
+		for(BinaryMapReaderResource r : fileReaders.values()) {
+			if(r.isUseForRouting()) {
+				BinaryMapIndexReader reader = r.getReader(BinaryMapReaderResourceType.TRANSPORT_ROUTING);
+				if (reader != null) {
+					readers.add(reader);
+				}
+			}
+		}
+		return readers.toArray(new BinaryMapIndexReader[readers.size()]);
+	}
+
 	public BinaryMapIndexReader[] getQuickSearchFiles() {
 		List<BinaryMapIndexReader> readers = new ArrayList<>(fileReaders.size());
 		for(BinaryMapReaderResource r : fileReaders.values()) {

OsmAnd/src/net/osmand/plus/routepreparationmenu/MapRouteInfoMenu.java

@@ -71,7 +71,7 @@ import net.osmand.plus.mapmarkers.MapMarkerSelectionFragment;
 import net.osmand.plus.poi.PoiUIFilter;
 import net.osmand.plus.routing.RouteDirectionInfo;
 import net.osmand.plus.routing.RoutingHelper;
-import net.osmand.plus.routing.RoutingHelper.IRouteInformationListener;
+import net.osmand.plus.routing.IRouteInformationListener;
 import net.osmand.plus.views.MapControlsLayer;
 import net.osmand.plus.views.OsmandMapTileView;
 import net.osmand.router.GeneralRouter;

OsmAnd/src/net/osmand/plus/routing/IRouteInformationListener.java

@@ -0,0 +1,12 @@
+package net.osmand.plus.routing;
+
+import net.osmand.ValueHolder;
+
+public interface IRouteInformationListener {
+
+	void newRouteIsCalculated(boolean newRoute, ValueHolder<Boolean> showToast);
+
+	void routeWasCancelled();
+
+	void routeWasFinished();
+}

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

@@ -36,21 +36,12 @@ public class RoutingHelper {
 
 	private static final org.apache.commons.logging.Log log = PlatformUtil.getLog(RoutingHelper.class);
 
-	public interface IRouteInformationListener {
-
-		void newRouteIsCalculated(boolean newRoute, ValueHolder<Boolean> showToast);
-
-		void routeWasCancelled();
-
-		void routeWasFinished();
-	}
-
 	private static final float POSITION_TOLERANCE = 60;
 
-
+	private List<WeakReference<IRouteInformationListener>> listeners = new LinkedList<>();
-	private List<WeakReference<IRouteInformationListener>> listeners = new LinkedList<WeakReference<IRouteInformationListener>>();
 
 	private OsmandApplication app;
+	private TransportRoutingHelper transportRoutingHelper;
 
 	private boolean isFollowingMode = false;
 	private boolean isRoutePlanningMode = false;
@@ -99,9 +90,13 @@ public class RoutingHelper {
 		settings = context.getSettings();
 		voiceRouter = new VoiceRouter(this, settings);
 		provider = new RouteProvider();
+		transportRoutingHelper = context.getTransportRoutingHelper();
 		setAppMode(settings.APPLICATION_MODE.get());
 	}
 
+	public TransportRoutingHelper getTransportRoutingHelper() {
+		return transportRoutingHelper;
+	}
 
 	public boolean isFollowingMode() {
 		return isFollowingMode;
@@ -160,14 +155,20 @@ public class RoutingHelper {
 		this.isRoutePlanningMode = isRoutePlanningMode;
 	}
 
-
+	public synchronized void setFinalAndCurrentLocation(LatLon finalLocation, List<LatLon> intermediatePoints, Location currentLocation) {
-
+		if (isPublicTransportMode()) {
-	public synchronized void setFinalAndCurrentLocation(LatLon finalLocation, List<LatLon> intermediatePoints, Location currentLocation){
+			clearCurrentRoute(null, null);
+			if (currentLocation != null) {
+				transportRoutingHelper.setFinalAndCurrentLocation(finalLocation,
+						new LatLon(currentLocation.getLatitude(), currentLocation.getLongitude()));
+			}
+		} else {
 			RouteCalculationResult previousRoute = route;
 			clearCurrentRoute(finalLocation, intermediatePoints);
 			// to update route
 			setCurrentLocation(currentLocation, false, previousRoute, true);
 		}
+	}
 
 	public synchronized void clearCurrentRoute(LatLon newFinalLocation, List<LatLon> newIntermediatePoints) {
 		route = new RouteCalculationResult("");
@@ -265,7 +266,7 @@ public class RoutingHelper {
 	}
 
 	public void addListener(IRouteInformationListener l){
-		listeners.add(new WeakReference<RoutingHelper.IRouteInformationListener>(l));
+		listeners.add(new WeakReference<>(l));
 	}
 
 	public boolean removeListener(IRouteInformationListener lt){
@@ -664,7 +665,7 @@ public class RoutingHelper {
 		app.runInUIThread(new Runnable() {
 			@Override
 			public void run() {
-				ValueHolder<Boolean> showToast = new ValueHolder<Boolean>();
+				ValueHolder<Boolean> showToast = new ValueHolder<>();
 				showToast.value = true;
 				Iterator<WeakReference<IRouteInformationListener>> it = listeners.iterator();
 				while (it.hasNext()) {
@@ -936,9 +937,28 @@ public class RoutingHelper {
 	}
 
 	public void recalculateRouteDueToSettingsChange() {
+		if (isPublicTransportMode()) {
+			Location start = lastFixedLocation;
+			LatLon finish = finalLocation;
+			clearCurrentRoute(null, null);
+			if (start != null && finish != null) {
+				transportRoutingHelper.setFinalAndCurrentLocation(finish,
+						new LatLon(start.getLatitude(), start.getLongitude()));
+			} else {
+				transportRoutingHelper.recalculateRouteDueToSettingsChange();
+			}
+		} else {
+			if (finalLocation == null && intermediatePoints == null) {
+				LatLon finish = settings.getPointToNavigate();
+				List<LatLon> intermediates = app.getTargetPointsHelper().getIntermediatePointsLatLonNavigation();
+				clearCurrentRoute(finish, intermediates);
+				setCurrentLocation(lastFixedLocation, false);
+			} else {
 				clearCurrentRoute(finalLocation, intermediatePoints);
 				recalculateRouteInBackground(lastFixedLocation, finalLocation, intermediatePoints, currentGPXRoute, route, true, false);
 			}
+		}
+	}
 
 	private void recalculateRouteInBackground(final Location start, final LatLon end, final List<LatLon> intermediates,
 			final GPXRouteParamsBuilder gpxRoute, final RouteCalculationResult previousRoute, boolean paramsChanged, boolean onlyStartPointChanged){
@@ -1060,6 +1080,9 @@ public class RoutingHelper {
 		void finish();
 	}
 
+	public boolean isPublicTransportMode() {
+		return mode == ApplicationMode.PUBLIC_TRANSPORT;
+	}
 
 	public boolean isRouteBeingCalculated(){
 		return currentRunningJob instanceof RouteRecalculationThread;

OsmAnd/src/net/osmand/plus/routing/TransportRoutingHelper.java

@@ -0,0 +1,341 @@
+package net.osmand.plus.routing;
+
+import android.support.annotation.NonNull;
+
+import net.osmand.PlatformUtil;
+import net.osmand.ValueHolder;
+import net.osmand.binary.BinaryMapIndexReader;
+import net.osmand.data.LatLon;
+import net.osmand.plus.OsmandApplication;
+import net.osmand.plus.OsmandPlugin;
+import net.osmand.plus.R;
+import net.osmand.plus.routing.RouteProvider.RouteService;
+import net.osmand.router.RouteCalculationProgress;
+import net.osmand.router.RoutingConfiguration;
+import net.osmand.router.TransportRoutePlanner;
+import net.osmand.router.TransportRoutePlanner.TransportRouteResult;
+import net.osmand.router.TransportRoutePlanner.TransportRoutingContext;
+import net.osmand.router.TransportRoutingConfiguration;
+
+import java.io.IOException;
+import java.lang.ref.WeakReference;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+
+import static net.osmand.plus.notifications.OsmandNotification.NotificationType.NAVIGATION;
+
+public class TransportRoutingHelper {
+
+	private static final org.apache.commons.logging.Log log = PlatformUtil.getLog(TransportRoutingHelper.class);
+
+	private List<WeakReference<IRouteInformationListener>> listeners = new LinkedList<>();
+
+	private OsmandApplication app;
+
+	private List<TransportRouteResult> routes;
+	private int currentRoute;
+
+	private LatLon startLocation;
+	private LatLon endLocation;
+	private boolean useSchedule;
+
+	private Thread currentRunningJob;
+	private String lastRouteCalcError;
+	private String lastRouteCalcErrorShort;
+	private long lastTimeEvaluatedRoute = 0;
+
+	private TransportRouteCalculationProgressCallback progressRoute;
+
+	public TransportRoutingHelper(@NonNull OsmandApplication app) {
+		this.app = app;
+	}
+
+	public LatLon getStartLocation() {
+		return startLocation;
+	}
+
+	public LatLon getEndLocation() {
+		return endLocation;
+	}
+
+	public boolean isUseSchedule() {
+		return useSchedule;
+	}
+
+	public void setUseSchedule(boolean useSchedule) {
+		this.useSchedule = useSchedule;
+	}
+
+	public int getCurrentRoute() {
+		return currentRoute;
+	}
+
+	public List<TransportRouteResult> getRoutes() {
+		return routes;
+	}
+
+	public void setCurrentRoute(int currentRoute) {
+		this.currentRoute = currentRoute;
+	}
+
+	public void recalculateRouteDueToSettingsChange() {
+		clearCurrentRoute(endLocation);
+		recalculateRouteInBackground(startLocation, endLocation);
+	}
+
+	private void recalculateRouteInBackground(LatLon start, LatLon end) {
+		if (start == null || end == null) {
+			return;
+		}
+		TransportRouteCalculationParams params = new TransportRouteCalculationParams();
+		params.start = start;
+		params.end = end;
+		params.useSchedule = useSchedule;
+		params.type = RouteService.OSMAND;
+		params.ctx = app;
+		params.calculationProgress = new RouteCalculationProgress();
+
+		startRouteCalculationThread(params);
+	}
+
+	private void startRouteCalculationThread(TransportRouteCalculationParams params) {
+		synchronized (this) {
+			final Thread prevRunningJob = currentRunningJob;
+			RouteRecalculationThread newThread =
+					new RouteRecalculationThread("Calculating public transport route", params);
+			currentRunningJob = newThread;
+			startProgress(params);
+			updateProgress(params);
+			if (prevRunningJob != null) {
+				newThread.setWaitPrevJob(prevRunningJob);
+			}
+			currentRunningJob.start();
+		}
+	}
+
+	public void setProgressBar(TransportRouteCalculationProgressCallback progressRoute) {
+		this.progressRoute = progressRoute;
+	}
+
+	private void startProgress(final TransportRouteCalculationParams params) {
+		final TransportRouteCalculationProgressCallback progressRoute = this.progressRoute;
+		if (progressRoute != null) {
+			progressRoute.start();
+		}
+	}
+
+	private void updateProgress(final TransportRouteCalculationParams params) {
+		final TransportRouteCalculationProgressCallback progressRoute = this.progressRoute;
+		if (progressRoute != null) {
+			app.runInUIThread(new Runnable() {
+
+				@Override
+				public void run() {
+					RouteCalculationProgress calculationProgress = params.calculationProgress;
+					if (isRouteBeingCalculated()) {
+						float pr = calculationProgress.getLinearProgress();
+						progressRoute.updateProgress((int) pr);
+						Thread t = currentRunningJob;
+						if (t instanceof RouteRecalculationThread && ((RouteRecalculationThread) t).params != params) {
+							// different calculation started
+						} else {
+							updateProgress(params);
+						}
+					} else {
+						progressRoute.finish();
+					}
+				}
+			}, 300);
+		}
+	}
+
+	public boolean isRouteBeingCalculated() {
+		return currentRunningJob instanceof RouteRecalculationThread;
+	}
+
+	private void setNewRoute(final List<TransportRouteResult> res) {
+		app.runInUIThread(new Runnable() {
+			@Override
+			public void run() {
+				ValueHolder<Boolean> showToast = new ValueHolder<>();
+				showToast.value = true;
+				Iterator<WeakReference<IRouteInformationListener>> it = listeners.iterator();
+				while (it.hasNext()) {
+					WeakReference<IRouteInformationListener> ref = it.next();
+					IRouteInformationListener l = ref.get();
+					if (l == null) {
+						it.remove();
+					} else {
+						l.newRouteIsCalculated(true, showToast);
+					}
+				}
+				if (showToast.value && OsmandPlugin.isDevelopment()) {
+					String msg = "Public transport routes calculated: " + res.size();
+					app.showToastMessage(msg);
+				}
+			}
+		});
+	}
+
+	public synchronized void setFinalAndCurrentLocation(LatLon finalLocation, LatLon currentLocation) {
+		clearCurrentRoute(finalLocation);
+		// to update route
+		setCurrentLocation(currentLocation);
+	}
+
+	public synchronized void clearCurrentRoute(LatLon newFinalLocation) {
+		routes = null;
+		app.getWaypointHelper().setNewRoute(new RouteCalculationResult(""));
+		app.runInUIThread(new Runnable() {
+			@Override
+			public void run() {
+				Iterator<WeakReference<IRouteInformationListener>> it = listeners.iterator();
+				while (it.hasNext()) {
+					WeakReference<IRouteInformationListener> ref = it.next();
+					IRouteInformationListener l = ref.get();
+					if (l == null) {
+						it.remove();
+					} else {
+						l.routeWasCancelled();
+					}
+				}
+			}
+		});
+		this.endLocation = newFinalLocation;
+		if (currentRunningJob instanceof RouteRecalculationThread) {
+			((RouteRecalculationThread) currentRunningJob).stopCalculation();
+		}
+	}
+
+	private void setCurrentLocation(LatLon currentLocation) {
+		if (endLocation == null || currentLocation == null) {
+			return;
+		}
+		startLocation = currentLocation;
+		recalculateRouteInBackground(currentLocation, endLocation);
+	}
+
+	private void showMessage(final String msg) {
+		app.runInUIThread(new Runnable() {
+			@Override
+			public void run() {
+				app.showToastMessage(msg);
+			}
+		});
+	}
+
+	public interface TransportRouteCalculationProgressCallback {
+
+		void start();
+
+		void updateProgress(int progress);
+
+		void finish();
+	}
+
+	public static class TransportRouteCalculationParams {
+
+		public LatLon start;
+		public LatLon end;
+
+		public OsmandApplication ctx;
+		public RouteService type;
+		public boolean useSchedule;
+		public RouteCalculationProgress calculationProgress;
+		public TransportRouteCalculationResultListener resultListener;
+
+		public interface TransportRouteCalculationResultListener {
+			void onRouteCalculated(List<TransportRouteResult> route);
+		}
+	}
+
+	private class RouteRecalculationThread extends Thread {
+
+		private final TransportRouteCalculationParams params;
+		private Thread prevRunningJob;
+
+		public RouteRecalculationThread(String name, TransportRouteCalculationParams params) {
+			super(name);
+			this.params = params;
+			if (params.calculationProgress == null) {
+				params.calculationProgress = new RouteCalculationProgress();
+			}
+		}
+
+		public void stopCalculation() {
+			params.calculationProgress.isCancelled = true;
+		}
+
+		private List<TransportRouteResult> calculateRouteImpl(TransportRouteCalculationParams params) throws IOException {
+			RoutingConfiguration.Builder config = params.ctx.getDefaultRoutingConfig();
+			BinaryMapIndexReader[] files = params.ctx.getResourceManager().getTransportRoutingMapFiles();
+
+			TransportRoutingConfiguration cfg = new TransportRoutingConfiguration(config);
+			cfg.useSchedule = params.useSchedule;
+			TransportRoutePlanner planner = new TransportRoutePlanner();
+			TransportRoutingContext ctx = new TransportRoutingContext(cfg, files);
+			return planner.buildRoute(ctx, params.start, params.end);
+		}
+
+		@Override
+		public void run() {
+			synchronized (TransportRoutingHelper.this) {
+				currentRunningJob = this;
+			}
+			if (prevRunningJob != null) {
+				while (prevRunningJob.isAlive()) {
+					try {
+						Thread.sleep(50);
+					} catch (InterruptedException e) {
+						// ignore
+					}
+				}
+				synchronized (TransportRoutingHelper.this) {
+					currentRunningJob = this;
+				}
+			}
+
+			List<TransportRouteResult> res = null;
+			String error = null;
+			try {
+				res = calculateRouteImpl(params);
+			} catch (IOException e) {
+				error = e.getMessage();
+				log.error(e);
+			}
+			if (params.calculationProgress.isCancelled) {
+				synchronized (TransportRoutingHelper.this) {
+					currentRunningJob = null;
+				}
+				return;
+			}
+			synchronized (TransportRoutingHelper.this) {
+				routes = res;
+				if (res != null) {
+					if (params.resultListener != null) {
+						params.resultListener.onRouteCalculated(res);
+					}
+				}
+				currentRunningJob = null;
+			}
+			if (res != null) {
+				setNewRoute(res);
+			} else if (error != null) {
+				lastRouteCalcError = app.getString(R.string.error_calculating_route) + ":\n" + error;
+				lastRouteCalcErrorShort = app.getString(R.string.error_calculating_route);
+				showMessage(lastRouteCalcError);
+			} else {
+				lastRouteCalcError = app.getString(R.string.empty_route_calculated);
+				lastRouteCalcErrorShort = app.getString(R.string.empty_route_calculated);
+				showMessage(lastRouteCalcError);
+			}
+			app.getNotificationHelper().refreshNotification(NAVIGATION);
+			lastTimeEvaluatedRoute = System.currentTimeMillis();
+		}
+
+		public void setWaitPrevJob(Thread prevRunningJob) {
+			this.prevRunningJob = prevRunningJob;
+		}
+	}
+}

OsmAnd/src/net/osmand/plus/views/POIMapLayer.java

@@ -39,7 +39,7 @@ import net.osmand.plus.activities.MapActivity;
 import net.osmand.plus.poi.PoiUIFilter;
 import net.osmand.plus.render.RenderingIcons;
 import net.osmand.plus.routing.RoutingHelper;
-import net.osmand.plus.routing.RoutingHelper.IRouteInformationListener;
+import net.osmand.plus.routing.IRouteInformationListener;
 import net.osmand.plus.views.MapTextLayer.MapTextProvider;
 import net.osmand.util.Algorithms;
 

OsmAnd/src/net/osmand/plus/views/RouteLayer.java

@@ -17,6 +17,9 @@ import net.osmand.Location;
 import net.osmand.data.LatLon;
 import net.osmand.data.QuadRect;
 import net.osmand.data.RotatedTileBox;
+import net.osmand.osm.edit.Node;
+import net.osmand.osm.edit.OSMSettings;
+import net.osmand.osm.edit.Way;
 import net.osmand.plus.GPXUtilities.WptPt;
 import net.osmand.plus.R;
 import net.osmand.plus.mapcontextmenu.other.TrackDetailsMenu;
@@ -24,6 +27,10 @@ import net.osmand.plus.mapcontextmenu.other.TrackDetailsMenu.TrackChartPoints;
 import net.osmand.plus.routing.RouteCalculationResult;
 import net.osmand.plus.routing.RouteDirectionInfo;
 import net.osmand.plus.routing.RoutingHelper;
+import net.osmand.plus.routing.TransportRoutingHelper;
+import net.osmand.router.TransportRoutePlanner;
+import net.osmand.router.TransportRoutePlanner.TransportRouteResult;
+import net.osmand.router.TransportRoutePlanner.TransportRouteResultSegment;
 import net.osmand.util.MapUtils;
 
 import java.util.ArrayList;
@@ -42,6 +49,7 @@ public class RouteLayer extends OsmandMapLayer {
 	private OsmandMapTileView view;
 	
 	private final RoutingHelper helper;
+	private final TransportRoutingHelper transportHelper;
 	// keep array lists created
 	private List<Location> actionPoints = new ArrayList<Location>();
 	
@@ -63,8 +71,9 @@ public class RouteLayer extends OsmandMapLayer {
 	private RenderingLineAttributes attrs;
 
 
-	public RouteLayer(RoutingHelper helper){
+	public RouteLayer(RoutingHelper helper) {
 		this.helper = helper;
+		this.transportHelper = helper.getTransportRoutingHelper();
 	}
 
 	public void setTrackChartPoints(TrackDetailsMenu.TrackChartPoints trackChartPoints) {
@@ -119,7 +128,9 @@ public class RouteLayer extends OsmandMapLayer {
 	
 	@Override
 	public void onPrepareBufferImage(Canvas canvas, RotatedTileBox tileBox, DrawSettings settings) {
-		if (helper.getFinalLocation() != null && helper.getRoute().isCalculated()) {
+		if ((helper.isPublicTransportMode() && transportHelper.getRoutes() != null) ||
+				(helper.getFinalLocation() != null && helper.getRoute().isCalculated())) {
+
 			updateAttrs(settings, tileBox);
 			
 			if(coloredArrowUp == null) {
@@ -413,6 +424,7 @@ public class RouteLayer extends OsmandMapLayer {
 	
 	private class RouteSimplificationGeometry {
 		RouteCalculationResult route;
+		TransportRouteResult transportRoute;
 		double mapDensity;
 		TreeMap<Integer, RouteGeometryZoom> zooms = new TreeMap<>();
 		List<Location> locations = Collections.emptyList(); 
@@ -426,7 +438,7 @@ public class RouteLayer extends OsmandMapLayer {
 		public void updateRoute(RotatedTileBox tb, RouteCalculationResult route) {
 			if(tb.getMapDensity() != mapDensity || this.route != route) {
 				this.route = route;
-				if(route == null) {
+				if (route == null) {
 					locations = Collections.emptyList();
 				} else {
 					locations = route.getImmutableAllLocations();
@@ -436,6 +448,36 @@ public class RouteLayer extends OsmandMapLayer {
 			}
 		}
 
+		public void updateTransportRoute(RotatedTileBox tb, TransportRouteResult route) {
+			if (tb.getMapDensity() != mapDensity || this.transportRoute != route) {
+				this.transportRoute = route;
+				if (route == null) {
+					locations = Collections.emptyList();
+				} else {
+					LatLon start = transportHelper.getStartLocation();
+					LatLon end = transportHelper.getEndLocation();
+					List<Way> list = new ArrayList<>();
+					calculateTransportResult(start, end, route, list);
+					List<Location> locs = new ArrayList<>();
+					for (Way w : list) {
+						//Location loc = new Location("transport");
+						//loc.setLatitude(w.getLatitude());
+						//loc.setLongitude(w.getLongitude());
+						//locs.add(loc);
+						for (Node n : w.getNodes()) {
+							Location ln = new Location("transport");
+							ln.setLatitude(n.getLatitude());
+							ln.setLongitude(n.getLongitude());
+							locs.add(ln);
+						}
+					}
+					locations = locs;
+				}
+				this.mapDensity = tb.getMapDensity();
+				zooms.clear();
+			}
+		}
+
 		private RouteGeometryZoom getGeometryZoom(RotatedTileBox tb) {
 			RouteGeometryZoom zm = zooms.get(tb.getZoom());
 			if(zm == null) {
@@ -555,7 +597,22 @@ public class RouteLayer extends OsmandMapLayer {
 	}
 	
 	public void drawLocations(RotatedTileBox tb, Canvas canvas, double topLatitude, double leftLongitude, double bottomLatitude, double rightLongitude) {
+		if (helper.isPublicTransportMode()) {
+			int currentRoute = transportHelper.getCurrentRoute();
+			List<TransportRouteResult> routes = transportHelper.getRoutes();
+			TransportRouteResult route = routes != null && routes.size() > currentRoute ? routes.get(currentRoute) : null;
+			routeGeometry.updateRoute(tb, null);
+			routeGeometry.updateTransportRoute(tb, route);
+			if (route != null) {
+				LatLon start = transportHelper.getStartLocation();
+				Location startLocation = new Location("transport");
+				startLocation.setLatitude(start.getLatitude());
+				startLocation.setLongitude(start.getLongitude());
+				routeGeometry.drawSegments(tb, canvas, topLatitude, leftLongitude, bottomLatitude, rightLongitude, startLocation, 0);
+			}
+		} else {
 			RouteCalculationResult route = helper.getRoute();
+			routeGeometry.updateTransportRoute(tb, null);
 			routeGeometry.updateRoute(tb, route);
 			routeGeometry.drawSegments(tb, canvas, topLatitude, leftLongitude, bottomLatitude, rightLongitude,
 					helper.getLastProjection(), route == null ? 0 : route.getCurrentRoute());
@@ -567,6 +624,7 @@ public class RouteLayer extends OsmandMapLayer {
 				drawAction(tb, canvas, actionPoints);
 			}
 		}
+	}
 	
 	
 
@@ -711,6 +769,27 @@ public class RouteLayer extends OsmandMapLayer {
 	}
 
 
+	private void calculateTransportResult(LatLon start, LatLon end, TransportRouteResult r, List<Way> res) {
+		if (r != null) {
+			LatLon p = start;
+			for (TransportRouteResultSegment s : r.getSegments()) {
+				LatLon floc = s.getStart().getLocation();
+				addWalk(res, p, floc);
+				res.addAll(s.getGeometry());
+				p = s.getEnd().getLocation();
+			}
+			addWalk(res, p, end);
+		}
+	}
 
-
+	private void addWalk(List<Way> res, LatLon s, LatLon e) {
+		double dist = MapUtils.getDistance(s, e);
+		if (dist > 50) {
+			Way way = new Way(-1);
+			way.putTag(OSMSettings.OSMTagKey.NAME.getValue(), String.format("Walk %.1f m", dist));
+			way.addNode(new Node(s.getLatitude(), s.getLongitude(), -1));
+			way.addNode(new Node(e.getLatitude(), e.getLongitude(), -1));
+			res.add(way);
+		}
+	}
 }