Java Code Examples for org.osmdroid.views.overlay.Marker#setPosition()

public static void addMarker(Context context, MapView map, Element element) {
    Marker marker = new Marker(map);
    marker.setPosition(new GeoPoint(element.lat, element.lon));
    marker.setAnchor(Marker.ANCHOR_CENTER, Marker.ANCHOR_BOTTOM);
    map.getOverlays().add(marker);
    map.invalidate();
    marker.setIcon(context.getResources().getDrawable(R.drawable.ic_location));

    marker.setTitle(String.valueOf(""));
    for (Map.Entry<String, String> tag : element.tags.entrySet()) {
        if (tag.getKey().equals("name")) {
            marker.setTitle(String.valueOf(tag.getValue()));
            break;
        }
    }
    if (marker.getTitle().equals(""))
        marker.setTitle(String.valueOf(element.id));

}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {


    View root = inflater.inflate(R.layout.sample_cachemgr, container,false);
    mMapView = new MapView(getActivity());
    ((LinearLayout) root.findViewById(R.id.mapview)).addView(mMapView);
    btnCache = root.findViewById(R.id.btnCache);
    btnCache.setOnClickListener(this);
    btnCache.setText("Start/Stop Animation");

    marker = new Marker(mMapView);
    marker.setTitle("An animated marker");
    marker.setPosition(new GeoPoint(0d,0d));
    mMapView.getOverlayManager().add(marker);



    return root;
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {


    View root = inflater.inflate(R.layout.sample_cachemgr, container,false);
    mMapView = new MapView(getActivity());
    ((LinearLayout) root.findViewById(R.id.mapview)).addView(mMapView);
    btnCache = root.findViewById(R.id.btnCache);
    btnCache.setOnClickListener(this);
    btnCache.setText("Start/Stop Animation");

    marker = new Marker(mMapView);
    marker.setTitle("An animated marker");
    marker.setPosition(new GeoPoint(0d,0d));
    mMapView.getOverlayManager().add(marker);



    return root;
}
 

private void createNativeMarker(final MapMarker aiMarker,
    AsyncCallbackPair<Marker> callback) {
  final Marker osmMarker = new Marker(view);
  featureOverlays.put(aiMarker, osmMarker);
  osmMarker.setDraggable(aiMarker.Draggable());
  osmMarker.setTitle(aiMarker.Title());
  osmMarker.setSnippet(aiMarker.Description());
  osmMarker.setPosition(new GeoPoint(aiMarker.Latitude(), aiMarker.Longitude()));
  osmMarker.setAnchor(Marker.ANCHOR_CENTER, Marker.ANCHOR_BOTTOM);
  getMarkerDrawable(aiMarker, new AsyncCallbackFacade<Drawable, Marker>(callback) {
    @Override
    public void onFailure(String message) {
      callback.onFailure(message);
    }

    @Override
    public void onSuccess(Drawable result) {
      osmMarker.setIcon(result);
      callback.onSuccess(osmMarker);
    }
  });
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {


    View root = inflater.inflate(R.layout.sample_cachemgr, container,false);
    mMapView = new MapView(getActivity());
    ((LinearLayout) root.findViewById(R.id.mapview)).addView(mMapView);
    btnCache = root.findViewById(R.id.btnCache);
    btnCache.setOnClickListener(this);
    btnCache.setText("Start/Stop Animation");

    marker = new Marker(mMapView);
    marker.setTitle("An animated marker");
    marker.setPosition(new GeoPoint(0d,0d));
    mMapView.getOverlayManager().add(marker);



    return root;
}
 

@Override
protected void addOverlays() {
    super.addOverlays();
    mMapView.getController().setCenter(new GeoPoint(0d, 0d));
    mMapView.getController().setZoom(5);
    mMapView.setTilesScaledToDpi(true);
    mMapView.setMapListener(this);
    mMapView.getController().setZoom(3);

    marker = new Marker(mMapView);
    marker.setPosition(new GeoPoint(45d, -74d));

    LatLonGridlineOverlay2 grids = new LatLonGridlineOverlay2();

    grids.setBackgroundColor(Color.BLACK);
    grids.setFontColor(Color.GREEN);
    grids.setLineColor(Color.GREEN);
    mMapView.getOverlayManager().add(grids);

}
 

private void addToDisplay(final POI pPOI) {
    final Marker marker = new Marker(mMapView);
    marker.setTitle(pPOI.mTitle);
    marker.setPosition(pPOI.mGeoPoint);
    marker.setIcon(mBitmapDrawable);
    mMapView.getOverlays().add(marker);
    if (pPOI.mSpeechBalloon) {
        final SpeechBalloonOverlay speechBalloonOverlay = new SpeechBalloonOverlay();
        speechBalloonOverlay.setTitle(pPOI.mTitle);
        speechBalloonOverlay.setMargin(10);
        speechBalloonOverlay.setRadius(15);
        speechBalloonOverlay.setGeoPoint(new GeoPoint(pPOI.mGeoPoint));
        speechBalloonOverlay.setOffset(pPOI.mOffsetX, pPOI.mOffsetY);
        speechBalloonOverlay.setForeground(mForeground);
        speechBalloonOverlay.setBackground(mBackground);
        speechBalloonOverlay.setDragForeground(mDragForeground);
        speechBalloonOverlay.setDragBackground(mDragBackground);
        mMapView.getOverlays().add(speechBalloonOverlay);
    }
}
 

/**
 * Add a LatLng to the map
 *
 * @param map
 * @param latLng
 * @param options
 * @return
 */
public static Marker addLatLngToMap(MapView map, GeoPoint latLng,
                                    MarkerOptions options) {
    Marker m = new Marker(map);
    m.setPosition(latLng);
    if (options!=null) {
        if (options.getIcon()!=null){
            m.setIcon(options.getIcon());
        }
        m.setAlpha(options.getAlpha());
        m.setTitle(options.getTitle());
        m.setSubDescription(options.getSubdescription());
        m.setInfoWindow(new BasicInfoWindow(R.layout.bonuspack_bubble, map));
    }
    map.getOverlayManager().add(m);
    return m;
}
 

/**
 * Sets marker at given location on map
 *
 * @param locationLat  latitude
 * @param locationLong longitude
 * @param locationName name of location
 * @param locationIcon icon
 */
private void showMarker(Double locationLat, Double locationLong, String locationName, Integer locationIcon) {
    GeoPoint coord = new GeoPoint(locationLat, locationLong);
    Marker marker = new Marker(mMap);

    if (ContextCompat.checkSelfPermission(MapViewRealTimeActivity.this,
            Manifest.permission.ACCESS_COARSE_LOCATION)
            == PackageManager.PERMISSION_GRANTED) {
        marker.setPosition(coord);
        marker.setIcon(this.getDrawable(locationIcon));
        marker.setTitle(locationName);
        marker.setOnMarkerClickListener(this);

        mMap.getOverlays().add(marker);
        mMap.invalidate();
    }
}
 

private void addIcons(int count) {
     for (int i = 0; i < count; i++) {
          double random_lon = MapView.getTileSystem().getRandomLongitude(mRandom.nextDouble());
          double random_lat = MapView.getTileSystem().getRandomLatitude(mRandom.nextDouble());
          Marker m = new Marker(mMapView);
          m.setPosition(new GeoPoint(random_lat, random_lon));
          final int index = mRandom.nextInt(icons.size());
          m.setSnippet("A random point");
          m.setSubDescription("location: " + random_lat + "," + random_lon);
          m.setIcon(icons.get(index));
          mMapView.getOverlayManager().add(m);
     }

     mMapView.invalidate();
     Toast.makeText(getActivity(), count + " icons added! Current size: " + mMapView.getOverlayManager().size(), Toast.LENGTH_SHORT).show();

}
 

@Override
public boolean onLongPress(final MotionEvent e, final MapView mapView) {
    if (markerIcon != null) {
        GeoPoint pt = (GeoPoint) mapView.getProjection().fromPixels((int) e.getX(), (int) e.getY(), null);
        /*
         * <b>Note</b></b: when plotting a point off the map, the conversion from
             * screen coordinates to map coordinates will return values that are invalid from a latitude,longitude
             * perspective. Sometimes this is a wanted behavior and sometimes it isn't. We are leaving it up to you,
             * the developer using osmdroid to decide on what is right for your application. See
             * <a href="https://github.com/osmdroid/osmdroid/pull/722">https://github.com/osmdroid/osmdroid/pull/722</a>
             * for more information and the discussion associated with this.
         */

        //just in case the point is off the map, let's fix the coordinates
        if (pt.getLongitude() < -180)
            pt.setLongitude(pt.getLongitude()+360);
        if (pt.getLongitude() > 180)
            pt.setLongitude(pt.getLongitude()-360);
        //latitude is a bit harder. see https://en.wikipedia.org/wiki/Mercator_projection
        if (pt.getLatitude() > mapView.getTileSystem().getMaxLatitude())
            pt.setLatitude(mapView.getTileSystem().getMaxLatitude());
        if (pt.getLatitude() < mapView.getTileSystem().getMinLatitude())
            pt.setLatitude(mapView.getTileSystem().getMinLatitude());

        Marker m = new Marker(mapView);
        m.setPosition(pt);
        m.setIcon(markerIcon);
        m.setImage(markerIcon);
        m.setTitle("A demo title");
        m.setSubDescription("A demo sub description\n" + pt.getLatitude() + "," + pt.getLongitude());
        m.setSnippet("a snippet of information");
        mapView.getOverlayManager().add(m);
        mapView.invalidate();
        return true;
    }
    return false;
}
 

@Override
public void addOverlays(){
    super.addOverlays();
    //0. Using the Marker overlay
    Marker startMarker = new Marker(mMapView);
    startMarker.setPosition(new GeoPoint(0.0,0.0));
    startMarker.setAnchor(Marker.ANCHOR_CENTER, Marker.ANCHOR_BOTTOM);
    startMarker.setTitle("Start point");
    startMarker.setDraggable(true);
    startMarker.setOnMarkerDragListener(new OnMarkerDragListenerDrawer());
    mMapView.getOverlays().add(startMarker);

}
 

@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();

}
 

@Override
public void addOverlays(){
    super.addOverlays();
    marker = new Marker(mMapView);
    marker.setSnippet("Hello world, bug 512 part 1");
    marker.setPosition(new GeoPoint(-40d,-74d));
    mMapView.getController().setCenter(marker.getPosition());
    mMapView.getOverlayManager().add(marker);
}
 

public static Marker addMarker(Context context, MapView map, double latitude, double longitude) {
    if (map == null || context == null) return null;
    Marker marker = new Marker(map);
    marker.setPosition(new GeoPoint(latitude, longitude));
    marker.setAnchor(Marker.ANCHOR_CENTER, Marker.ANCHOR_BOTTOM);
    marker.setIcon(context.getResources().getDrawable(R.drawable.ic_location));
    marker.setInfoWindow(null);
    map.getOverlays().add(marker);
    map.invalidate();
    return marker;
}
 

public static void addMarker(Context context, MapView map, double latitude, double longitude, String markerTitle) {
    Marker marker = new Marker(map);
    marker.setPosition(new GeoPoint(latitude, longitude));
    marker.setAnchor(Marker.ANCHOR_CENTER, Marker.ANCHOR_BOTTOM);
    map.getOverlays().add(marker);
    map.invalidate();
    marker.setIcon(context.getResources().getDrawable(R.drawable.ic_location));
    marker.setTitle(markerTitle);
}
 

/**
 * Add new {@link Marker} to {@link MapView}
 *
 * @param context  The context to use. Usually your {@link android.app.Application} or {@link android.app.Activity} object.
 * @param map      {@link MapView} to add marker on
 * @param position Location of the marker
 */
public static Marker addMarker(Context context, MapView map, GeoPoint position) {
    Marker marker = new Marker(map);
    marker.setPosition(position);
    marker.setAnchor(Marker.ANCHOR_CENTER, Marker.ANCHOR_BOTTOM);
    marker.setIcon(context.getResources().getDrawable(R.drawable.ic_location));
    marker.setTitle("Latitude: " + position.getLatitude() + "\n" + "Longitude: " + position.getLongitude());
    marker.setPanToView(true);
    marker.setDraggable(true);
    map.getOverlays().add(marker);
    map.invalidate();
    return marker;
}
 

@Override
public void updateFeaturePosition(MapMarker aiMarker) {
  Marker marker = (Marker)featureOverlays.get(aiMarker);
  if (marker != null) {
    marker.setAnchor(ANCHOR_HORIZONTAL[aiMarker.AnchorHorizontal()],
        ANCHOR_VERTICAL[aiMarker.AnchorVertical()]);
    marker.setPosition(new GeoPoint(aiMarker.Latitude(), aiMarker.Longitude()));
    view.invalidate();
  }
}
 

private void trackRedraw() {
    Cursor query =  db.query("tracking_table", new String[] {"_id", "lat", "lon", "speed", "date"}, "track_id = ?", new String[] {String.valueOf(track_id)}, null, null, "_id ASC");

    Cursor last_point =  db.rawQuery("SELECT lat, lon, _id FROM tracking_table WHERE _id = (SELECT MAX(_id) FROM tracking_table WHERE track_id = ?)", new String[] {String.valueOf(track_id)});
    last_point.moveToFirst();
    Double lat = last_point.getDouble(0);
    Double lon = last_point.getDouble(1);
    last_point.close();

    //zoom to latest point, because BoundBox don't work in OsmDroid library (this is known lib bug)
    mapController.setCenter(new GeoPoint(lat, lon));
    mapController.setZoom(15d);
    List<GeoPoint> track = new ArrayList<>();

    while (query.moveToNext()) {
        GeoPoint gp = new GeoPoint(query.getDouble(1), query.getDouble(2));
        track.add(gp);
        Marker marker = new Marker(map);
        marker.setPosition(gp);
        marker.setAnchor(Marker.ANCHOR_CENTER, Marker.ANCHOR_BOTTOM);
        map.getOverlays().add(marker);
        marker.setTitle(getString(R.string.date_time, query.getString(4), query.getFloat(3)));
    }
    query.close();
    line.setPoints(track);
    GeoPoint center = new GeoPoint(lat, lon);
    mapController.setCenter(center);
}
 

@Override
public void onClick(View v) {
    switch (v.getId()) {
        case R.id.radio_milstd2525b:
        case R.id.radio_milstd2525c:
            if (((RadioButton) v).isChecked()) {
                RendererSettings.getInstance().setSymbologyStandard(RendererSettings.Symbology_2525C);
            } else
                RendererSettings.getInstance().setSymbologyStandard(RendererSettings.Symbology_2525B);
            break;
        case R.id.cancelAddIcon:
            picker.dismiss();
            break;
        case R.id.addIcon:
            //from the menu, user entered code
            String code = symbolCode.getText().toString();
            int size = 128;
            try {
                size = Integer.parseInt(symbolSize.getText().toString());
            } catch (Exception ex) {
            }
            String baseCode = SymbolUtilities.getBasicSymbolID(code);
            SymbolDef def = SymbolDefTable.getInstance().getSymbolDef(baseCode, RendererSettings.getInstance().getSymbologyStandard());

            SparseArray<String> attr = new SparseArray<>();
            attr.put(MilStdAttributes.PixelSize, size + "");

            ImageInfo ii = mir.RenderIcon(code, new SparseArray<String>(), attr);
            Marker m = new Marker(mMapView);
            m.setPosition((GeoPoint) mMapView.getMapCenter());
            m.setTitle(code);
            if (def != null) {
                m.setSubDescription(def.getFullPath());
                m.setSnippet(def.getDescription() + "\n" + def.getHierarchy());
            }
            Drawable d = new BitmapDrawable(ii.getImage());
            m.setImage(d);
            m.setIcon(d);
            int centerX = ii.getCenterPoint().x;    //pixel center position
            //calculate what percentage of the center this value is
            float realCenterX = (float) centerX / (float) ii.getImage().getWidth();

            int centerY = ii.getCenterPoint().y;
            float realCenterY = (float) centerY / (float) ii.getImage().getHeight();
            m.setAnchor(realCenterX, realCenterY);
            mMapView.getOverlayManager().add(m);
            mMapView.invalidate();
            picker.dismiss();

            //TODO store the symbol code and size as an android preference
            SharedPreferences.Editor edit = PreferenceManager.getDefaultSharedPreferences(getContext()).edit();
            edit.putString("MILSTDCODE", code);
            RendererSettings.getInstance().setDefaultPixelSize(size);
            edit.putInt("MILSTDSIZE", size);
            edit.commit();

            break;
        case R.id.enablePanning:
            enablePanning();

            break;
        case R.id.enablePainting:
            enablePainting();
            break;
    }
}