implement saving settings to storage

git-svn-id: https://osmand.googlecode.com/svn/trunk@37 e29c36b1-1cfa-d876-8d93-3434fc2bb7b8

DataExtractionOSM/src/com/osmand/DataExtraction.java

@@ -21,6 +21,7 @@ import com.osmand.data.DataTileManager;
 import com.osmand.data.Region;
 import com.osmand.osm.Entity;
 import com.osmand.osm.LatLon;
+import com.osmand.osm.MapUtils;
 import com.osmand.osm.Node;
 import com.osmand.osm.OSMSettings;
 import com.osmand.osm.Relation;
@@ -74,16 +75,63 @@ public class DataExtraction  {
 	
 	private static boolean parseSmallFile = true;
 	private static boolean parseOSM = true;
+	private ArrayList<Way> mapWays;
+	private ArrayList<Amenity> amenities;
+	private ArrayList<Entity> buildings;
+	private ArrayList<Node> places;
+	private DataTileManager<Way> waysManager;
 
 	///////////////////////////////////////////
 	// 1. Reading data - preparing data for UI
 	public void testReadingOsmFile() throws ParserConfigurationException, SAXException, IOException, XMLStreamException {
-		
+		String f;
-		InputStream stream ;
 		if(parseSmallFile){
-			stream = new FileInputStream(DefaultLauncherConstants.pathToOsmFile);
+			f = DefaultLauncherConstants.pathToOsmFile;
 		} else {
-			stream = new FileInputStream(DefaultLauncherConstants.pathToOsmBz2File);
+			f = DefaultLauncherConstants.pathToOsmBz2File;
+		}
+		long st = System.currentTimeMillis();
+		
+		Region country;
+		if(parseOSM){
+			country = readCountry(f);
+		} else {
+			country = new Region(null);
+			country.setStorage(new OsmBaseStorage());
+		}
+		
+       
+        OsmExtractionUI ui = new OsmExtractionUI(country);
+        ui.runUI();
+        
+		List<Long> interestedObjects = new ArrayList<Long>();
+//		MapUtils.addIdsToList(places, interestedObjects);
+//		MapUtils.addIdsToList(amenities, interestedObjects);
+		MapUtils.addIdsToList(waysManager.getAllObjects(), interestedObjects);
+//		MapUtils.addIdsToList(buildings, interestedObjects);
+		if (DefaultLauncherConstants.writeTestOsmFile != null) {
+			OSMStorageWriter writer = new OSMStorageWriter(country.getStorage().getRegisteredEntities());
+			OutputStream output = new FileOutputStream(DefaultLauncherConstants.writeTestOsmFile);
+			if (DefaultLauncherConstants.writeTestOsmFile.endsWith(".bz2")) {
+				output.write('B');
+				output.write('Z');
+				output = new CBZip2OutputStream(output);
+			}
+			
+			writer.saveStorage(output, interestedObjects, false);
+			output.close();
+		}
+        
+        System.out.println();
+		System.out.println("USED Memory " + (Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory()) / 1e6);
+		System.out.println("TIME : " + (System.currentTimeMillis() - st));
+	}
+
+	
+	public Region readCountry(String path) throws IOException, SAXException{
+		InputStream stream = new FileInputStream(path);
+		long st = System.currentTimeMillis();
+		if(path.endsWith(".bz2")){
 			if (stream.read() != 'B' || stream.read() != 'Z')
 				throw new RuntimeException(
 						"The source stream must start with the characters BZ if it is to be read as a BZip2 stream.");
@@ -92,16 +140,12 @@ public class DataExtraction  {
 		}
 		
 
-		System.out.println("USED Memory " + (Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory())/1e6);
-		long st = System.currentTimeMillis();
-		
-
 		// preloaded data
-		final List<Node> places = new ArrayList<Node>();
+		places = new ArrayList<Node>();
-		final List<Entity> buildings = new ArrayList<Entity>();
+		buildings = new ArrayList<Entity>();
-		final List<Amenity> amenities = new ArrayList<Amenity>();
+		amenities = new ArrayList<Amenity>();
 		// highways count
-		final List<Way> mapWays = new ArrayList<Way>();
+		mapWays = new ArrayList<Way>();
 		
 		OsmBaseStorage storage = new OsmBaseStorage(){
 			@Override
@@ -117,6 +161,7 @@ public class DataExtraction  {
 			
 			@Override
 			public boolean acceptNodeToLoad(Node n) {
+				// TODO accept amenity for way! hospital, university, parking, fast_food...
 				if(Amenity.isAmenity(n)){
 					amenities.add(new Amenity(n));
 				}
@@ -144,15 +189,12 @@ public class DataExtraction  {
 		};
 		
 
-
+		storage.parseOSM(stream);
-		if (parseOSM) {
+        System.out.println("File parsed : " +(System.currentTimeMillis() - st));
-			storage.parseOSM(stream);
-		}
-        
-        System.out.println(System.currentTimeMillis() - st);
         
         // 1. found towns !
         Region country = new Region(null);
+        country.setStorage(storage);
         for (Node s : places) {
         	String place = s.getTag(OSMTagKey.PLACE);
         	if(place == null){
@@ -188,45 +230,16 @@ public class DataExtraction  {
         }
         
         
-        DataTileManager<LatLon> waysManager = new DataTileManager<LatLon>();
+        waysManager = new DataTileManager<Way>();
         for (Way w : mapWays) {
-			for (Node n : w.getNodes()) {
+        	if (w.getTag(OSMTagKey.NAME) != null) {
-				if(n != null){
+				LatLon latLon = MapUtils.getWeightCenterForNodes(w.getNodes());
-					LatLon latLon = n.getLatLon();
+				waysManager.registerObject(latLon.getLatitude(), latLon.getLongitude(), w);
-					waysManager.registerObject(latLon.getLatitude(), latLon.getLongitude(), latLon);
-				}
 			}
 		}
+        /// way with name : МЗОР, ул. ..., 
         
-        OsmExtractionUI ui = new OsmExtractionUI(country);
+        return country;
-        ui.runUI();
-        
-		List<Long> interestedObjects = new ArrayList<Long>();
-//		MapUtils.addIdsToList(places, interestedObjects);
-		for(Amenity a : amenities){
-			interestedObjects.add(a.getNode().getId());
-		}
-//		MapUtils.addIdsToList(mapWays, interestedObjects);
-//		MapUtils.addIdsToList(buildings, interestedObjects);
-		if (DefaultLauncherConstants.writeTestOsmFile != null) {
-			OSMStorageWriter writer = new OSMStorageWriter(storage.getRegisteredEntities());
-			OutputStream output = new FileOutputStream(DefaultLauncherConstants.writeTestOsmFile);
-			output.write('B');
-			output.write('Z');
-			output = new CBZip2OutputStream(output);
-			
-			writer.saveStorage(output, interestedObjects, true);
-			output.close();
-		}
-        
-        System.out.println();
-		System.out.println("USED Memory " + (Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory()) / 1e6);
-		System.out.println("TIME : " + (System.currentTimeMillis() - st));
 	}
 	
-	
-	///////////////////////////////////////////
-	// 2. Showing UI
-	
-
 }

DataExtractionOSM/src/com/osmand/OsmandSettings.java

@@ -1,13 +0,0 @@
-package com.osmand;
-
-import com.osmand.map.ITileSource;
-
-public class OsmandSettings {
-	
-	public static boolean useInternetToDownloadTiles = DefaultLauncherConstants.loadMissingImages;
-	
-	public static ITileSource tileSource = DefaultLauncherConstants.MAP_defaultTileSource;
-	
-	public static boolean showPoiOverMap = true;
-
-}

DataExtractionOSM/src/com/osmand/ToDoConstants.java

@@ -9,10 +9,6 @@ package com.osmand;
  */
 public class ToDoConstants {
 	
-	public int SAVE_SETTINGS_IN_ANDROID_BETWEEN_SESSION = 2;
-	
-	// First of all switch off gps listener should be implemented
-	public int IMPLEMENT_ON_STOP_RESUME_ACTIVITY = 3;
 	
 	// OsmandMapTileView.java have problem with class loading (LogFactory, MapTileDownloader) - 
 	// it is not editable in editor ?
@@ -21,7 +17,6 @@ public class ToDoConstants {
 	// common parts : work with cache on file system & in memory
 	public int EXTRACT_COMMON_PARTS_FROM_MAPPANEL_AND_OSMMAPVIEW = 5;
 	
-	
 	/**
 	 * Write activity to show something about authors / donation ....
 	 */

DataExtractionOSM/src/com/osmand/data/Region.java

@@ -13,12 +13,15 @@ import com.osmand.osm.LatLon;
 import com.osmand.osm.MapUtils;
 import com.osmand.osm.Node;
 import com.osmand.osm.OSMSettings.OSMTagKey;
+import com.osmand.osm.io.OsmBaseStorage;
 
 public class Region {
 	private Entity entity;
 	
 	private DataTileManager<Amenity> amenities = new DataTileManager<Amenity>();
 	
+	private OsmBaseStorage storage;
+	
 	private Map<CityType, Collection<City>> cities = new HashMap<CityType, Collection<City>>();
 	{
 		for(CityType type : CityType.values()){
@@ -32,6 +35,14 @@ public class Region {
 	}
 	
 	
+	public OsmBaseStorage getStorage() {
+		return storage;
+	}
+	
+	public void setStorage(OsmBaseStorage storage) {
+		this.storage = storage;
+	}
+	
 	public void setEntity(Entity e){
 		this.entity = e;
 	}

DataExtractionOSM/src/com/osmand/osm/io/OSMStorageWriter.java

@@ -55,10 +55,14 @@ public class OSMStorageWriter {
 				nodes.add((Node) entities.get(l));
 			} else if(entities.get(l) instanceof Way){
 				ways.add((Way) entities.get(l));
-				toResolve.addAll(((Way)entities.get(l)).getNodeIds());
+				if(includeLinks){
+					toResolve.addAll(((Way)entities.get(l)).getNodeIds());
+				}
 			} else if(entities.get(l) instanceof Relation){
 				relations.add((Relation) entities.get(l));
-				toResolve.addAll(((Relation)entities.get(l)).getMemberIds());
+				if(includeLinks){
+					toResolve.addAll(((Relation)entities.get(l)).getMemberIds());
+				}
 			}
 		}
 		

OsmAnd/src/com/osmand/OsmandSettings.java

@@ -0,0 +1,59 @@
+package com.osmand;
+
+import java.util.List;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+
+import com.osmand.map.ITileSource;
+import com.osmand.map.TileSourceManager;
+import com.osmand.map.TileSourceManager.TileSourceTemplate;
+
+public class OsmandSettings {
+	
+	// These settings are stored in SharedPreferences
+	public static final String SHARED_PREFERENCES_NAME = "com.osmand.settings";
+
+	// this value string is synchronized with android.xml preference name	
+	public static final String USE_INTERNET_TO_DOWNLOAD_TILES = "use_internet_to_download_tiles";
+	public static boolean isUsingInternetToDownloadTiles(Context ctx){
+		SharedPreferences prefs = ctx.getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_WORLD_READABLE);
+		return prefs.getBoolean(USE_INTERNET_TO_DOWNLOAD_TILES, true);
+	}
+	
+	// this value string is synchronized with android.xml preference name
+	public static final String SHOW_POI_OVER_MAP = "show_poi_over_map";
+	public static boolean isShowingPoiOverMap(Context ctx){
+		SharedPreferences prefs = ctx.getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_WORLD_READABLE);
+		return prefs.getBoolean(SHOW_POI_OVER_MAP, false);
+	}
+	
+	// this value string is synchronized with android.xml preference name
+	public static final String MAP_TILE_SOURCES = "map_tile_sources";
+	public static ITileSource getMapTileSource(Context ctx){
+		SharedPreferences prefs = ctx.getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_WORLD_READABLE);
+		String tileName = prefs.getString(MAP_TILE_SOURCES, null);
+		if(tileName != null){
+			List<TileSourceTemplate> list = TileSourceManager.getKnownSourceTemplates();
+			for(TileSourceTemplate l : list){
+				if(l.getName().equals(tileName)){
+					return l;
+				}
+			}
+		}
+		return DefaultLauncherConstants.MAP_defaultTileSource;
+	}
+	
+	public static String getMapTileSourceName(Context ctx){
+		SharedPreferences prefs = ctx.getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_WORLD_READABLE);
+		String tileName = prefs.getString(MAP_TILE_SOURCES, null);
+		if(tileName != null){
+			return tileName;
+		}
+		return DefaultLauncherConstants.MAP_defaultTileSource.getName();
+	}
+	
+	
+	
+
+}

OsmAnd/src/com/osmand/activities/MainMenuActivity.java

@@ -51,4 +51,9 @@ public class MainMenuActivity extends Activity {
 		
 		ResourceManager.getResourceManager().indexingPoi();
 	}
+	
+	@Override
+	protected void onSaveInstanceState(Bundle outState) {
+		super.onSaveInstanceState(outState);
+	}
 }

OsmAnd/src/com/osmand/activities/MapActivity.java

@@ -4,9 +4,12 @@ import java.text.MessageFormat;
 
 import android.app.Activity;
 import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.SharedPreferences.Editor;
 import android.location.Location;
 import android.location.LocationListener;
 import android.location.LocationManager;
+import android.location.LocationProvider;
 import android.os.Bundle;
 import android.view.Menu;
 import android.view.MenuInflater;
@@ -27,13 +30,16 @@ import com.osmand.views.POIMapLayer;
 import com.osmand.views.PointLocationLayer;
 
 public class MapActivity extends Activity implements LocationListener, IMapLocationListener {
+	
+	private static final String KEY_LAST_LAT = "KEY_LAST_LAT"; 
+	private static final String KEY_LAST_LON = "KEY_LAST_LON";
+	private static final String KEY_LAST_ZOOM = "KEY_LAST_ZOOM";
+	
     /** Called when the activity is first created. */
 	private OsmandMapTileView mapView;
 	
 	private boolean linkLocationWithMap = true; 
 	
-	private Location lastKnownLocation = null;
-
 	private ImageButton backToLocation;
 
 	private ImageButton backToMenu;
@@ -42,6 +48,11 @@ public class MapActivity extends Activity implements LocationListener, IMapLocat
 	
 	private POIMapLayer poiMapLayer;
 	
+	protected void onRestoreInstanceState(Bundle savedInstanceState) {
+		
+	}
+	
+	
     @Override
     public void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
@@ -60,6 +71,20 @@ public class MapActivity extends Activity implements LocationListener, IMapLocat
 		locationLayer = new PointLocationLayer();
 		mapView.addLayer(locationLayer);
 		
+		SharedPreferences prefs = getPreferences(MODE_WORLD_READABLE);
+		if(prefs != null && prefs.contains(KEY_LAST_LAT)){
+			mapView.setLatLon(prefs.getFloat(KEY_LAST_LAT, 0f), prefs.getFloat(KEY_LAST_LON, 0f));
+			mapView.setZoom(prefs.getInt(KEY_LAST_ZOOM, 3));
+		} else {
+			LocationManager service = (LocationManager) getSystemService(LOCATION_SERVICE);
+			Location location = service.getLastKnownLocation(LocationManager.GPS_PROVIDER);
+			if(location != null){
+				mapView.setLatLon(location.getLatitude(), location.getLongitude());
+				mapView.setZoom(14);
+			}
+		}
+		
+		
 		
 		ZoomControls zoomControls = (ZoomControls) findViewById(R.id.ZoomControls01);
 		zoomControls.setOnZoomInClickListener(new OnClickListener() {
@@ -83,7 +108,8 @@ public class MapActivity extends Activity implements LocationListener, IMapLocat
 				if(!linkLocationWithMap){
 					linkLocationWithMap = true;
 					backToLocation.setVisibility(View.INVISIBLE);
-					if(lastKnownLocation != null){
+					if(locationLayer.getLastKnownLocation() != null){
+						Location lastKnownLocation = locationLayer.getLastKnownLocation();
 						mapView.setLatLon(lastKnownLocation.getLatitude(), lastKnownLocation.getLongitude());
 					}
 				}
@@ -93,35 +119,40 @@ public class MapActivity extends Activity implements LocationListener, IMapLocat
 		
 		
 		backToMenu = (ImageButton)findViewById(R.id.BackToMenu);
-		backToMenu.setOnClickListener(new OnClickListener(){
+		backToMenu.setOnClickListener(new OnClickListener() {
 			@Override
 			public void onClick(View v) {
-		           Intent intent = new Intent();
+				Intent intent = new Intent();
-	                setResult(RESULT_OK, intent);
+				setResult(RESULT_OK, intent);
-	                finish();
+				finish();
+			}
+		});
+	}
+    
+    public void setLocation(Location location){
+    	locationLayer.setLastKnownLocation(location);
+    	if (location != null) {
+			if (linkLocationWithMap) {
+				mapView.setLatLon(location.getLatitude(), location.getLongitude());
+			} 
+		} else {
+			if(!linkLocationWithMap){
+				backToLocation.setVisibility(View.VISIBLE);
 			}
 			
-		});
+		}
-			
+    }
-		
-	}
     
 
 
 	@Override
 	public void onLocationChanged(Location location) {
-		lastKnownLocation = location;
+		setLocation(location);
-		if(linkLocationWithMap){
-			mapView.setLatLon(location.getLatitude(), location.getLongitude());
-			locationLayer.setLastKnownLocation(lastKnownLocation);
-		}
-		
 	}
 
 	@Override
 	public void onProviderDisabled(String provider) {
-		// TODO when provider disabled reset lastKnownLocation!
+		setLocation(null);
-		
 	}
 
 	@Override
@@ -130,33 +161,34 @@ public class MapActivity extends Activity implements LocationListener, IMapLocat
 
 	@Override
 	public void onStatusChanged(String provider, int status, Bundle extras) {
-		// TODO when provider disabled reset lastKnownLocation!
+		if(LocationProvider.OUT_OF_SERVICE == status){
-	}
+			setLocation(null);
-	
+		}
-	@Override
-	protected void onSaveInstanceState(Bundle outState) {
-		// TODO Auto-generated method stub
-		super.onSaveInstanceState(outState);
 	}
 	
 	
 	@Override
 	protected void onPause() {
+		super.onPause();
 		LocationManager service = (LocationManager) getSystemService(LOCATION_SERVICE);
 		service.removeUpdates(this);
-		// TODO switch off gps
+		SharedPreferences prefs = getPreferences(MODE_WORLD_READABLE);
-		super.onPause();
+		Editor edit = prefs.edit();
+		edit.putFloat(KEY_LAST_LAT, (float) mapView.getLatitude());
+		edit.putFloat(KEY_LAST_LON, (float) mapView.getLongitude());
+		edit.putInt(KEY_LAST_ZOOM, mapView.getZoom());
+		edit.commit();
+		
 	}
 	
 	@Override
 	protected void onResume() {
-		// TODO switch on gps
 		super.onResume();
-		if(mapView.getMap() != OsmandSettings.tileSource){
+		if(mapView.getMap() != OsmandSettings.getMapTileSource(this)){
-			mapView.setMap(OsmandSettings.tileSource);
+			mapView.setMap(OsmandSettings.getMapTileSource(this));
 		}
-		if(mapView.getLayers().contains(poiMapLayer) != OsmandSettings.showPoiOverMap){
+		if(mapView.getLayers().contains(poiMapLayer) != OsmandSettings.isShowingPoiOverMap(this)){
-			if(OsmandSettings.showPoiOverMap){
+			if(OsmandSettings.isShowingPoiOverMap(this)){
 				mapView.addLayer(poiMapLayer);
 			} else {
 				mapView.removeLayer(poiMapLayer);
@@ -178,9 +210,17 @@ public class MapActivity extends Activity implements LocationListener, IMapLocat
 	@Override
 	public void locationChanged(double newLatitude, double newLongitude, Object source) {
 		// when user start dragging 
-		if(lastKnownLocation != null){
+		if(locationLayer.getLastKnownLocation() != null){
 			linkLocationWithMap = false;
-			backToLocation.setVisibility(View.VISIBLE);
+			if (backToLocation.getVisibility() != View.VISIBLE) {
+				runOnUiThread(new Runnable() {
+					@Override
+					public void run() {
+						backToLocation.setVisibility(View.VISIBLE);
+					}
+				});
+			}
+			
 		}
 	}
 	
@@ -192,13 +232,13 @@ public class MapActivity extends Activity implements LocationListener, IMapLocat
     
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
-    	if(item.getItemId() == R.id.map_show_location){
+    	if (item.getItemId() == R.id.map_show_location) {
-    		float f=  (Runtime.getRuntime().totalMemory())/ 1e6f;
+			float f = (Runtime.getRuntime().totalMemory()) / 1e6f;
-    		String text = MessageFormat.format("Latitude : {0}, longitude : {1}, zoom : {2}, memory : {3}", mapView.getLatitude(), 
+			String text = MessageFormat.format("Latitude : {0}, longitude : {1}, zoom : {2}, memory : {3}", mapView.getLatitude(), mapView
-    				mapView.getLongitude(), mapView.getZoom(), f);
+					.getLongitude(), mapView.getZoom(), f);
-    		Toast.makeText(this, text, Toast.LENGTH_SHORT).show();
+			Toast.makeText(this, text, Toast.LENGTH_SHORT).show();
-    		return true;
+			return true;
-    	} else if (item.getItemId() == R.id.map_show_settings) {
+		} else if (item.getItemId() == R.id.map_show_settings) {
     		final Intent settings = new Intent(MapActivity.this, SettingsActivity.class);
 			startActivity(settings);
     		return true;

OsmAnd/src/com/osmand/activities/SettingsActivity.java

@@ -2,6 +2,9 @@ package com.osmand.activities;
 
 import java.util.List;
 
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.content.SharedPreferences.Editor;
 import android.os.Bundle;
 import android.preference.CheckBoxPreference;
 import android.preference.ListPreference;
@@ -16,9 +19,6 @@ import com.osmand.map.TileSourceManager;
 import com.osmand.map.TileSourceManager.TileSourceTemplate;
 
 public class SettingsActivity extends PreferenceActivity implements OnPreferenceChangeListener {
-	private static final String use_internet_to_download_tiles = "use_internet_to_download_tiles";
-	private static final String map_tile_sources = "map_tile_sources";
-	private static final String show_poi_over_map = "show_poi_over_map";
 	
 	private CheckBoxPreference showPoiOnMap;
 	private CheckBoxPreference useInternetToDownloadTiles;
@@ -29,12 +29,12 @@ public class SettingsActivity extends PreferenceActivity implements OnPreference
 		super.onCreate(savedInstanceState);
 		addPreferencesFromResource(R.xml.settings_pref);
 		PreferenceScreen screen = getPreferenceScreen();
-		useInternetToDownloadTiles =(CheckBoxPreference) screen.findPreference(use_internet_to_download_tiles);
+		useInternetToDownloadTiles = (CheckBoxPreference) screen.findPreference(OsmandSettings.USE_INTERNET_TO_DOWNLOAD_TILES);
 		useInternetToDownloadTiles.setOnPreferenceChangeListener(this);
-		showPoiOnMap =(CheckBoxPreference) screen.findPreference(show_poi_over_map);
+		showPoiOnMap =(CheckBoxPreference) screen.findPreference(OsmandSettings.SHOW_POI_OVER_MAP);
 		showPoiOnMap.setOnPreferenceChangeListener(this);
 		
-		tileSourcePreference =(ListPreference) screen.findPreference(map_tile_sources);
+		tileSourcePreference =(ListPreference) screen.findPreference(OsmandSettings.MAP_TILE_SOURCES);
 		tileSourcePreference.setOnPreferenceChangeListener(this);
 		
 		
@@ -43,36 +43,36 @@ public class SettingsActivity extends PreferenceActivity implements OnPreference
     @Override
     protected void onResume() {
     	super.onResume();
-    	useInternetToDownloadTiles.setChecked(OsmandSettings.useInternetToDownloadTiles);
+    	useInternetToDownloadTiles.setChecked(OsmandSettings.isUsingInternetToDownloadTiles(this));
-    	showPoiOnMap.setChecked(OsmandSettings.showPoiOverMap);
+    	showPoiOnMap.setChecked(OsmandSettings.isShowingPoiOverMap(this));
     	
     	List<TileSourceTemplate> list = TileSourceManager.getKnownSourceTemplates();
     	String[] entries = new String[list.size()];
     	for(int i=0; i<list.size(); i++){
     		entries[i] = list.get(i).getName();
     	}
+    	
     	tileSourcePreference.setEntries(entries);
     	tileSourcePreference.setEntryValues(entries);
-    	tileSourcePreference.setValue(OsmandSettings.tileSource.getName());
+    	tileSourcePreference.setValue(OsmandSettings.getMapTileSourceName(this));
-    	tileSourcePreference.setSummary(tileSourcePreference.getSummary() + "\t\t[" + OsmandSettings.tileSource.getName()+"]");
+    	tileSourcePreference.setSummary(tileSourcePreference.getSummary() + "\t\t[" + OsmandSettings.getMapTileSourceName(this)+"]");
     	
     }
     
 
 	@Override
 	public boolean onPreferenceChange(Preference preference, Object newValue) {
+		SharedPreferences prefs = getSharedPreferences(OsmandSettings.SHARED_PREFERENCES_NAME, Context.MODE_WORLD_READABLE);
+		Editor edit = prefs.edit();
 		if(preference == showPoiOnMap){
-			OsmandSettings.showPoiOverMap = (Boolean) newValue;
+			edit.putBoolean(OsmandSettings.SHOW_POI_OVER_MAP, (Boolean) newValue);
+			edit.commit();
 		} else if(preference == useInternetToDownloadTiles){
-			OsmandSettings.useInternetToDownloadTiles = (Boolean) newValue;
+			edit.putBoolean(OsmandSettings.USE_INTERNET_TO_DOWNLOAD_TILES, (Boolean) newValue);
+			edit.commit();
 		} else if (preference == tileSourcePreference) {
-			String newTile = newValue.toString();
+			edit.putString(OsmandSettings.MAP_TILE_SOURCES, (String) newValue);
-			for (TileSourceTemplate t : TileSourceManager.getKnownSourceTemplates()) {
+			edit.commit();
-				if (t.getName().equals(newTile)) {
-					OsmandSettings.tileSource = t;
-					break;
-				}
-			}
 		}
 		return true;
 	}

OsmAnd/src/com/osmand/views/OsmandMapTileView.java

@@ -43,11 +43,11 @@ public class OsmandMapTileView extends SurfaceView implements IMapDownloaderCall
 	/**
 	 * zoom level
 	 */
-	private int zoom = DefaultLauncherConstants.MAP_startMapZoom;
+	private int zoom = 3;
 	
-	private double longitude = DefaultLauncherConstants.MAP_startMapLongitude;
+	private double longitude = 0d;
 
-	private double latitude = DefaultLauncherConstants.MAP_startMapLatitude;
+	private double latitude = 0d;
 	
 	// name of source map 
 	private ITileSource map = null;
@@ -231,7 +231,7 @@ public class OsmandMapTileView extends SurfaceView implements IMapDownloaderCall
 	}
 	
 	public void prepareImage() {
-		if (OsmandSettings.useInternetToDownloadTiles) {
+		if (OsmandSettings.isUsingInternetToDownloadTiles(getContext())) {
 			downloader.refuseAllPreviousRequests();
 		}
 		int width = getWidth();
@@ -251,7 +251,7 @@ public class OsmandMapTileView extends SurfaceView implements IMapDownloaderCall
 					for (int i = 0; i * tileSize + startingX < width; i++) {
 						for (int j = 0; j * tileSize + startingY < height; j++) {
 							ResourceManager mgr = ResourceManager.getResourceManager();
-							Bitmap bmp = mgr.getTileImageForMapAsync(map, xTileLeft + i, yTileUp + j, zoom, OsmandSettings.useInternetToDownloadTiles);
+							Bitmap bmp = mgr.getTileImageForMapAsync(map, xTileLeft + i, yTileUp + j, zoom, OsmandSettings.isUsingInternetToDownloadTiles(getContext()));
 							if (bmp == null) {
 								drawEmptyTile(canvas, i * tileSize + startingX, j * tileSize + startingY);
 							} else {