org.osmdroid.views.overlay.compass.CompassOverlay Java Examples

private void mapSetup() {
    map = (MapView) getActivity().findViewById(R.id.createPoiMap);

    //important! set your user agent to prevent getting banned from the osm servers
    Configuration.getInstance().load(getActivity(), PreferenceManager.getDefaultSharedPreferences(getActivity()));

    map.setTileSource(TileSourceFactory.MAPNIK);
    map.setTilesScaledToDpi(true);

    // add multi-touch capability
    map.setMultiTouchControls(true);

    // add compass to map
    CompassOverlay compassOverlay = new CompassOverlay(getActivity(), new InternalCompassOrientationProvider(getActivity()), map);
    compassOverlay.enableCompass();
    map.getOverlays().add(compassOverlay);

    // get map controller
    IMapController controller = map.getController();

    GeoPoint position = new GeoPoint(latitude, longitude);
    controller.setCenter(position);
    controller.setZoom(18);
    MapUtils.addMarker(getActivity(), map, latitude, longitude);
}
 

private void mapSetup() {
    map = (MapView) getActivity().findViewById(R.id.map);  // create basic map
    mController = map.getController(); // get map controller
    map.setTileSource(TileSourceFactory.MAPNIK);
    map.setTilesScaledToDpi(true);
    map.setMultiTouchControls(true);

    // add compass to map
    CompassOverlay compassOverlay = new CompassOverlay(getActivity(), new InternalCompassOrientationProvider(getActivity()), map);
    compassOverlay.enableCompass();
    map.getOverlays().add(compassOverlay);

    //attach listeners
    MapEventsOverlay mapEventsOverlay = new MapEventsOverlay(this);
    map.getOverlays().add(0, mapEventsOverlay);
    setupMyLocation();
}
 

/**
 * Show marker of POI on map preview, on {@link RecyclerView} long press
 *
 * @param element POI to  display
 */
private void openMapPreview(Element element) {
    if (map == null) {
        //important! set your user agent to prevent getting banned from the osm servers
        Configuration.getInstance().load(getActivity(), PreferenceManager.getDefaultSharedPreferences(getActivity()));

        map = getActivity().findViewById(R.id.mapPoiList);
        map.setTileSource(TileSourceFactory.MAPNIK);
        map.setTilesScaledToDpi(true);

        // add multi-touch capability
        map.setMultiTouchControls(true);

        // add compass to map
        CompassOverlay compassOverlay = new CompassOverlay(getActivity(), new InternalCompassOrientationProvider(getActivity()), map);
        compassOverlay.enableCompass();
        map.getOverlays().add(compassOverlay);
    }
    // get map controller
    IMapController controller = map.getController();
    GeoPoint position = new GeoPoint(element.lat, element.lon);
    controller.setCenter(position);
    controller.setZoom(18);

    MapUtils.addMarker(getActivity(), map, element);
}
 

private void setupMapPreview(double lat, double lon, String markerTitle) {
    //important! set your user agent to prevent getting banned from the osm servers
    Configuration.getInstance().load(getDialog().getContext(), PreferenceManager.getDefaultSharedPreferences(getDialog().getContext()));

    map = (MapView) getDialog().findViewById(R.id.poiDialogMap);
    map.setTileSource(TileSourceFactory.MAPNIK);
    map.setTilesScaledToDpi(true);
    map.setMultiTouchControls(true);

    // add compass to map
    CompassOverlay compassOverlay = new CompassOverlay(getDialog().getContext(), new InternalCompassOrientationProvider(getDialog().getContext()), map);
    compassOverlay.enableCompass();
    map.getOverlays().add(compassOverlay);

    // get map controller
    IMapController controller = map.getController();
    GeoPoint position = new GeoPoint(lat, lon);
    controller.setCenter(position);
    controller.setZoom(18);

    MapUtils.addMarker(getActivity(), map, lat, lon, markerTitle);
}
 

private void mapSetup() {
    map = getActivity().findViewById(R.id.createPoiMap);
    //important! set your user agent to prevent getting banned from the osm servers
    Configuration.getInstance().load(getActivity(), PreferenceManager.getDefaultSharedPreferences(getActivity()));
    map.setTileSource(TileSourceFactory.MAPNIK);
    map.setTilesScaledToDpi(true);
    map.setMultiTouchControls(true);

    CompassOverlay compassOverlay = new CompassOverlay(getActivity(), new InternalCompassOrientationProvider(getActivity()), map);
    compassOverlay.enableCompass();
    map.getOverlays().add(compassOverlay);

    IMapController controller = map.getController();
    GeoPoint position = new GeoPoint(POI.getLatitude(), POI.getLongitude());
    controller.setCenter(position);
    controller.setZoom(18);

    MapUtils.addMarker(getActivity(), map, POI.getLatitude(), POI.getLongitude());
}
 

/**
 * Description:     Initialises the Map and sets initial options such as:
 *                      Zoom levels and controls
 *                      Compass
 *                      ScaleBar
 *                      Cluster Pin colors
 *                      Location update settings
 */
private void setUpMapIfNeeded() {

    // Check if we were successful in obtaining the map.
    mMap.setBuiltInZoomControls(true);
    mMap.setMultiTouchControls(true);
    mMap.setMinZoomLevel(3);
    mMap.setMaxZoomLevel(19); // Latest OSM can go to 21!
    mMap.getTileProvider().createTileCache();
    mCompassOverlay = new CompassOverlay(getActivity(), new InternalCompassOrientationProvider(getActivity()), mMap);

    ScaleBarOverlay mScaleBarOverlay = new ScaleBarOverlay(getActivity());
    mScaleBarOverlay.setScaleBarOffset(getResources().getDisplayMetrics().widthPixels / 2, 10);
    mScaleBarOverlay.setCentred(true);

    // Sets cluster pin color
    mCellTowerGridMarkerClusterer = new CellTowerGridMarkerClusterer(getActivity());
    //BitmapDrawable mapPinDrawable = (BitmapDrawable) getResources().getDrawable(R.drawable.ic_map_pin_orange);
    BitmapDrawable mapPinDrawable = (BitmapDrawable) ResourcesCompat.getDrawable(getResources(), R.drawable.ic_map_pin_orange, null);
    mCellTowerGridMarkerClusterer.setIcon(mapPinDrawable == null ? null : mapPinDrawable.getBitmap());

    GpsMyLocationProvider gpsMyLocationProvider = new GpsMyLocationProvider(getActivity().getBaseContext());
    gpsMyLocationProvider.setLocationUpdateMinDistance(100); // [m]  // Set the minimum distance for location updates
    gpsMyLocationProvider.setLocationUpdateMinTime(10000);   // [ms] // Set the minimum time interval for location updates
    mMyLocationOverlay = new MyLocationNewOverlay(getActivity().getBaseContext(), gpsMyLocationProvider, mMap);
    mMyLocationOverlay.setDrawAccuracyEnabled(true);

    mMap.getOverlays().add(mCellTowerGridMarkerClusterer);
    mMap.getOverlays().add(mMyLocationOverlay);
    mMap.getOverlays().add(mCompassOverlay);
    mMap.getOverlays().add(mScaleBarOverlay);
}
 

/**
 * Description:     Initialises the Map and sets initial options such as:
 * Zoom levels and controls
 * Compass
 * ScaleBar
 * Cluster Pin colors
 * Location update settings
 */
private void setUpMapIfNeeded() {

    // Check if we were successful in obtaining the map.
    mMap.setBuiltInZoomControls(true);
    mMap.setMultiTouchControls(true);
    mMap.setMinZoomLevel(3);
    mMap.setMaxZoomLevel(19); // Latest OSM can go to 21!
    mMap.getTileProvider().createTileCache();
    mCompassOverlay = new CompassOverlay(this, new InternalCompassOrientationProvider(this), mMap);

    ScaleBarOverlay mScaleBarOverlay = new ScaleBarOverlay(this);
    mScaleBarOverlay.setScaleBarOffset(getResources().getDisplayMetrics().widthPixels / 2, 10);
    mScaleBarOverlay.setCentred(true);

    // Sets cluster pin color
    mCellTowerGridMarkerClusterer = new CellTowerGridMarkerClusterer(MapViewerOsmDroid.this);
    //BitmapDrawable mapPinDrawable = (BitmapDrawable) getResources().getDrawable(R.drawable.ic_map_pin_orange);
    BitmapDrawable mapPinDrawable = (BitmapDrawable) ResourcesCompat.getDrawable(getResources(),R.drawable.ic_map_pin_orange, null);

    mCellTowerGridMarkerClusterer.setIcon(mapPinDrawable == null ? null : mapPinDrawable.getBitmap());

    GpsMyLocationProvider gpsMyLocationProvider = new GpsMyLocationProvider(MapViewerOsmDroid.this.getBaseContext());
    gpsMyLocationProvider.setLocationUpdateMinDistance(100); // [m]  // Set the minimum distance for location updates
    gpsMyLocationProvider.setLocationUpdateMinTime(10000);   // [ms] // Set the minimum time interval for location updates
    mMyLocationOverlay = new MyLocationNewOverlay(MapViewerOsmDroid.this.getBaseContext(), gpsMyLocationProvider, mMap);
    mMyLocationOverlay.setDrawAccuracyEnabled(true);

    mMap.getOverlays().add(mCellTowerGridMarkerClusterer);
    mMap.getOverlays().add(mMyLocationOverlay);
    mMap.getOverlays().add(mCompassOverlay);
    mMap.getOverlays().add(mScaleBarOverlay);
}
 

/**
 * Show all markers of the POIs on the map preview
 *
 * @param elements List of POIs to display
 */
private void setupMapMarkers(List<Element> elements) {
    //important! set your user agent to prevent getting banned from the osm servers
    Configuration.getInstance().load(getActivity(), PreferenceManager.getDefaultSharedPreferences(getActivity()));

    //clear existing markers
    if (map != null)
        map.getOverlays().clear();
    map = getActivity().findViewById(R.id.mapPoiList);
    map.setTileSource(TileSourceFactory.MAPNIK);
    map.setTilesScaledToDpi(true);
    map.setMultiTouchControls(true);

    // add compass to map
    CompassOverlay compassOverlay = new CompassOverlay(getActivity(), new InternalCompassOrientationProvider(getActivity()), map);
    compassOverlay.enableCompass();
    map.getOverlays().add(compassOverlay);

    // get map controller
    IMapController controller = map.getController();

    for (Element element : elements)
        MapUtils.addMarker(getActivity(), map, element);

    if (elements.size() > 0) {
        GeoPoint position = new GeoPoint(elements.get(0).lat, elements.get(0).lon);
        controller.setCenter(position);
        controller.setZoom(14);
    }
    setupMyLocation();
}
 

protected void addOverlays() {
    //sorry for the spaghetti code this is to filter out the compass on api 8
    //Note: the compass overlay causes issues on API 8 devices. See https://github.com/osmdroid/osmdroid/issues/218
    mCompassOverlay = new CompassOverlay(getContext(), new InternalCompassOrientationProvider(getContext()),
            mMapView);
    mCompassOverlay.enableCompass();
    mMapView.getOverlays().add(this.mCompassOverlay);
}
 

@Override
public void addOverlays(){
    super.addOverlays();
    CompassOverlay overlay = new CompassOverlay(getContext(), mMapView);
    overlay.setPointerMode(false);
    overlay.enableCompass();
    mMapView.getOverlayManager().add(overlay);
    mMapView.invalidate();
}
 

@Override
public void addOverlays(){
    super.addOverlays();
    CompassOverlay overlay = new CompassOverlay(getContext(), mMapView);
    overlay.setPointerMode(true);
    overlay.enableCompass();
    mMapView.getOverlayManager().add(overlay);
    mMapView.invalidate();
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_starter_mapview);

    Intent intent = getIntent();
    //if (intent)
    final double lat1 = 25.633;
    final double long1 = 71.094;

    //super important. Many tile servers, including open street maps, will BAN applications by user
    //agent. Do not use the sample application's user agent for your app! Use your own setting, such
    //as the app id.
    Configuration.getInstance().setUserAgentValue(getPackageName());

    mMapView = findViewById(R.id.mapview);
    mMapView.setTileSource(TileSourceFactory.MAPNIK);


    mCompassOverlay = new CompassOverlay(this, new InternalCompassOrientationProvider(this),
            mMapView);
    mCompassOverlay.enableCompass();
    mMapView.getOverlays().add(this.mCompassOverlay);

    addOverlays();

    GeoPoint startPoint = new GeoPoint(lat1, long1);
    IMapController mapController = mMapView.getController();
    mapController.setZoom(9);
    mapController.setCenter(startPoint);
    Marker startMarker = new Marker(mMapView);
    startMarker.setPosition(startPoint);
    startMarker.setAnchor(Marker.ANCHOR_CENTER, Marker.ANCHOR_BOTTOM);
    mMapView.getOverlays().add(startMarker);


    mMapView.invalidate();

}
 

public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    Context ctx = getApplicationContext();
    Configuration.getInstance().load(ctx, PreferenceManager.getDefaultSharedPreferences(ctx));
    Configuration.getInstance().setUserAgentValue(BuildConfig.APPLICATION_ID);

    setContentView(R.layout.activity_open_map);
    SharedPreferences sPref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());

    map = findViewById(R.id.map2);
    Configuration.getInstance().setTileFileSystemCacheMaxBytes(1024*1024*Long.parseLong(sPref.getString("cache_size", "5")));
    Configuration.getInstance().setTileFileSystemCacheTrimBytes(512*1024*Long.parseLong(sPref.getString("cache_size", "5")));  // trim storage to ~50% from max after oversize limit


    if (sPref.getBoolean("satellite", false)) {
        final MapBoxTileSource tileSource = new MapBoxTileSource();
        tileSource.retrieveAccessToken(this);
        tileSource.retrieveMapBoxMapId(this);
        map.setTileSource(tileSource);
    } else {
        map.setTileSource(TileSourceFactory.MAPNIK);
    }


    map.setBuiltInZoomControls(true);
    map.setMultiTouchControls(true);
    mapController = map.getController();

    CopyrightOverlay copyOverlay = new CopyrightOverlay(this);
    copyOverlay.setAlignRight(true);
    map.getOverlays().add(copyOverlay);

    ScaleBarOverlay scaleBar= new ScaleBarOverlay(map);
    scaleBar.setUnitsOfMeasure(ScaleBarOverlay.UnitsOfMeasure.metric);
    scaleBar.setScaleBarOffset(getResources().getDisplayMetrics().widthPixels/2, 50);
    scaleBar.setCentred(true);
    map.getOverlays().add(scaleBar);

    GpsMyLocationProvider gpsProvider = new GpsMyLocationProvider(this.getBaseContext());
    MyLocationNewOverlay myLoc = new MyLocationNewOverlay(gpsProvider, map);
    myLoc.setDrawAccuracyEnabled(true);
    map.getOverlays().add(myLoc);

    CompassOverlay compasOver = new CompassOverlay(this.getBaseContext(), map);
    compasOver.enableCompass();
    map.getOverlays().add(compasOver);

    dBase baseConnect = new dBase(this);
    db = baseConnect.getWritableDatabase();

    Intent intent = this.getIntent();
    mapController.setZoom(intent.getDoubleExtra("zoom", 15.0d));
    String act = intent.getAction();
    if (act.equals("track")) {
        track_id = intent.getIntExtra("track_id", 0);
        line = new Polyline(map);
        line.setColor(Color.BLUE);
        line.setInfoWindow(null);  //delete popup label from track
        line.setGeodesic(true);  //draw "true" lines instead simple lines (great circles)
        trackRedraw();
        map.getOverlays().add(line);
    } else {
        String accuracy = intent.getStringExtra("accuracy");
        GeoPoint startPoint = new GeoPoint(intent.getDoubleExtra("lat", 0d), intent.getDoubleExtra("lon", 0d));
        mapController.setCenter(startPoint);
        Marker startMarker = new Marker(map);
        startMarker.setPosition(startPoint);
        startMarker.setAnchor(Marker.ANCHOR_CENTER, Marker.ANCHOR_BOTTOM);
        map.getOverlays().add(startMarker);
        startMarker.setTitle(accuracy);
    }

    //receiver to map updating
    LocalBroadcastManager.getInstance(this).registerReceiver(updMap, new IntentFilter("update_map"));
}
 

@Override
public void onActivityCreated(Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);

    final Context context = this.getActivity();
    final DisplayMetrics dm = context.getResources().getDisplayMetrics();

    mPrefs = context.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);


    //My Location
    //note you have handle the permissions yourself, the overlay did not do it for you
    mLocationOverlay = new MyLocationNewOverlay(new GpsMyLocationProvider(context), mMapView);
    mLocationOverlay.enableMyLocation();
    mMapView.getOverlays().add(this.mLocationOverlay);



    //Mini map
    mMinimapOverlay = new MinimapOverlay(context, mMapView.getTileRequestCompleteHandler());
    mMinimapOverlay.setWidth(dm.widthPixels / 5);
    mMinimapOverlay.setHeight(dm.heightPixels / 5);
    mMapView.getOverlays().add(this.mMinimapOverlay);



    //Copyright overlay
    mCopyrightOverlay = new CopyrightOverlay(context);
    //i hate this very much, but it seems as if certain versions of android and/or
    //device types handle screen offsets differently
    mMapView.getOverlays().add(this.mCopyrightOverlay);




    //On screen compass
    mCompassOverlay = new CompassOverlay(context, new InternalCompassOrientationProvider(context),
        mMapView);
    mCompassOverlay.enableCompass();
    mMapView.getOverlays().add(this.mCompassOverlay);


    //map scale
    mScaleBarOverlay = new ScaleBarOverlay(mMapView);
    mScaleBarOverlay.setCentred(true);
    mScaleBarOverlay.setScaleBarOffset(dm.widthPixels / 2, 10);
    mMapView.getOverlays().add(this.mScaleBarOverlay);



    //support for map rotation
    mRotationGestureOverlay = new RotationGestureOverlay(mMapView);
    mRotationGestureOverlay.setEnabled(true);
    mMapView.getOverlays().add(this.mRotationGestureOverlay);


    //needed for pinch zooms
    mMapView.setMultiTouchControls(true);

    //scales tiles to the current screen's DPI, helps with readability of labels
    mMapView.setTilesScaledToDpi(true);

    //the rest of this is restoring the last map location the user looked at
    final float zoomLevel = mPrefs.getFloat(PREFS_ZOOM_LEVEL_DOUBLE, 1);
    mMapView.getController().setZoom(zoomLevel);
    final float orientation = mPrefs.getFloat(PREFS_ORIENTATION, 0);
    mMapView.setMapOrientation(orientation, false);
    final String latitudeString = mPrefs.getString(PREFS_LATITUDE_STRING, "1.0");
    final String longitudeString = mPrefs.getString(PREFS_LONGITUDE_STRING, "1.0");
    final double latitude = Double.valueOf(latitudeString);
    final double longitude = Double.valueOf(longitudeString);
    mMapView.setExpectedCenter(new GeoPoint(latitude, longitude));

    setHasOptionsMenu(true);
}