private void updateSearchMarkers() { markerLayer.clearLayers(); List<LocationDTO> locations = Lists.reverse(searchPresenter.getStore().getModels()); LatLngBounds bounds = new LatLngBounds(); boolean empty = true; for (LocationDTO location : locations) { if (location.hasCoordinates()) { LatLng latLng = new LatLng(location.getLatitude(), location.getLongitude()); Marker marker = createMarker(latLng, location.getMarker()); markerLayer.addLayer(marker); bounds.extend(latLng); bindClickEvent(location, marker); empty = false; } } if (empty) { if (searchPresenter.getBounds() != null) { bounds = LeafletUtil.newLatLngBounds(searchPresenter.getBounds()); } else { bounds = LeafletUtil.newLatLngBounds(searchPresenter.getCountry().getBounds()); } } int effectiveZoom = Math.min(8, map.getBoundsZoom(bounds, false)); map.setView(bounds.getCenter(), effectiveZoom, false); map.fitBounds(bounds); }
private void bindEvents() { searchPresenter .getStore() .addStoreListener( new StoreListener<LocationDTO>() { @Override public void storeDataChanged(StoreEvent<LocationDTO> event) { updateSearchMarkers(); } }); searchPresenter.addListener( Events.Select, new Listener<LocationEvent>() { @Override public void handleEvent(LocationEvent event) { if (event.getSource() != LocationMap.this) { onLocationSelected(event.getLocation()); } } }); newLocationPresenter.addListener( NewLocationPresenter.ACTIVE_STATE_CHANGED, new Listener<BaseEvent>() { @Override public void handleEvent(BaseEvent be) { onModeChanged(); } }); newLocationPresenter.addListener( NewLocationPresenter.POSITION_CHANGED, new Listener<BaseEvent>() { @Override public void handleEvent(BaseEvent be) { onNewLocationPosChanged(); } }); newLocationPresenter.addListener( NewLocationPresenter.BOUNDS_CHANGED, new Listener<BaseEvent>() { @Override public void handleEvent(BaseEvent be) { if (newLocationPresenter.isActive()) { LatLngBounds newBounds = LeafletUtil.newLatLngBounds(newLocationPresenter.getBounds()); map.fitBounds(newBounds); } } }); }
@Override protected void afterRender() { super.afterRender(); Extents countryBounds = searchPresenter.getCountry().getBounds(); MapOptions mapOptions = new MapOptions(); mapOptions.setCenter(new LatLng(countryBounds.getCenterY(), countryBounds.getCenterX())); mapOptions.setZoom(6); mapOptions.setProperty("crs", new EPSG3857()); TileLayer baseLayer = new TileLayer(MapboxLayers.MAPBOX_STREETS, new Options()); markerLayer = new LayerGroup(new ILayer[0]); map = new Map(getElement().getElementsByTagName("div").getItem(0), mapOptions); map.addLayer(baseLayer); map.addLayer(markerLayer); bindEvents(); }