+ var MapPositionControl = L.Control.extend({
+ options: {
+ position: 'topright'
+ },
+
+ onAdd: function (map) {
+ var container = L.DomUtil.create('div', 'my-custom-control');
+
+ $(container).text('show map bounds').addClass('leaflet-bar btn btn-sm btn-default').on('click', function(e){
+ e.preventDefault();
+ e.stopPropagation();
+ $('#map-position').show();
+ $(container).hide();
+ });
+ $('#map-position-close a').on('click', function(e){
+ e.preventDefault();
+ e.stopPropagation();
+ $('#map-position').hide();
+ $(container).show();
+ });
+
+ return container;
+ }
+ });
+
+ map.addControl(new MapPositionControl());
+
+
+ function display_map_position(mouse_lat_lng){
+
+ html_mouse = "mouse position " + (mouse_lat_lng ? [mouse_lat_lng.lat.toFixed(5), mouse_lat_lng.lng.toFixed(5)].join(',') : '-');
+ html_click = "last click: " + (last_click_latlng ? [last_click_latlng.lat.toFixed(5),last_click_latlng.lng.toFixed(5)].join(',') : '-');
+
+ html_center =
+ "map center: " +
+ map.getCenter().lat.toFixed(5) + ',' + map.getCenter().lng.toFixed(5) +
+ " <a target='_blank' href='" + map_link_to_osm() + "'>view on osm.org</a>";
+
+ html_zoom = "map zoom: " + map.getZoom();
+
+ html_viewbox = "viewbox: " + map_viewbox_as_string();
+
+ $('#map-position-inner').html([html_center,html_zoom,html_viewbox,html_click,html_mouse].join('<br/>'));
+
+ var reverse_params = {
+ lat: map.getCenter().lat.toFixed(5),
+ lon: map.getCenter().lng.toFixed(5),
+ zoom: map.getZoom(),
+ format: 'html'
+ }
+ $('#switch-to-reverse').attr('href', 'reverse.php?' + $.param(reverse_params));
+
+ $('input#use_viewbox').trigger('change');
+ }
+
+ function update_viewbox_field(){
+ // hidden HTML field
+ $('input[name=viewbox]').val( $('input#use_viewbox').prop('checked') ? map_viewbox_as_string() : '');
+ }
+
+ map.on('move', function(e) {
+ display_map_position();
+ update_viewbox_field();
+ });
+
+ map.on('mousemove', function(e) {
+ display_map_position(e.latlng);
+ });
+
+ map.on('click', function(e) {
+ last_click_latlng = e.latlng;
+ display_map_position();
+ });
+
+ map.on('load', function(e){
+ display_map_position();
+ });
+
+
+ $('input#use_viewbox').on('change', function(){
+ update_viewbox_field();
+ });
+
+
+
+ function map_viewbox_as_string() {
+ // since .toBBoxString() doesn't round numbers
+ return [
+ map.getBounds().getSouthWest().lng.toFixed(5), // left
+ map.getBounds().getNorthEast().lat.toFixed(5), // top
+ map.getBounds().getNorthEast().lng.toFixed(5), // right
+ map.getBounds().getSouthWest().lat.toFixed(5) // bottom
+ ].join(',');
+ }
+ function map_link_to_osm(){
+ return "http://openstreetmap.org/#map=" + map.getZoom() + "/" + map.getCenter().lat + "/" + map.getCenter().lng;
+ }
+
+ function get_result_element(position){
+ return $('.result').eq(position);
+ }
+ function marker_for_result(result){
+ return L.marker([result.lat,result.lon], {riseOnHover:true,title:result.name });
+ }
+ function circle_for_result(result){
+ return L.circleMarker([result.lat,result.lon], { radius: 10, weight: 2, fillColor: '#ff7800', color: 'blue', opacity: 0.75, clickable: !is_reverse_search});
+ }
+
+ var layerGroup = new L.layerGroup().addTo(map);
+ function highlight_result(position, bool_focus){
+ var result = nominatim_results[position];
+ if (!result){ return }
+ var result_el = get_result_element(position);
+
+ $('.result').removeClass('highlight');
+ result_el.addClass('highlight');
+
+ layerGroup.clearLayers();
+
+ if (result.lat){
+ var circle = circle_for_result(result);
+ circle.on('click', function(){
+ highlight_result(position);
+ });
+ layerGroup.addLayer(circle);
+ }
+ if (result.aBoundingBox){
+
+ var bounds = [[result.aBoundingBox[0]*1,result.aBoundingBox[2]*1], [result.aBoundingBox[1]*1,result.aBoundingBox[3]*1]];
+ map.fitBounds(bounds);
+
+ if (result.asgeojson && result.asgeojson.match(/(Polygon)|(Line)/) ){
+
+ var geojson_layer = L.geoJson(
+ parse_and_normalize_geojson_string(result.asgeojson),
+ {
+ // http://leafletjs.com/reference-1.0.3.html#path-option
+ style: function(feature) {
+ return { interactive: false, color: 'blue' };
+ }
+ }
+ );
+ layerGroup.addLayer(geojson_layer);
+ }
+ else {
+ // var layer = L.rectangle(bounds, {color: "#ff7800", weight: 1} );
+ // layerGroup.addLayer(layer);
+ }
+ }
+ else {
+ if ( is_reverse_search ){
+ // make sure the search coordinates are in the map view as well
+ map.fitBounds([[result.lat,result.lon], [nominatim_map_init.lat,nominatim_map_init.lon]], {padding: [50,50], maxZoom: map.getZoom()});
+
+ // better, but causes a leaflet warning
+ // map.panInsideBounds([[result.lat,result.lon], [nominatim_map_init.lat,nominatim_map_init.lon]], {animate: false});
+ }
+ else {
+ map.panTo([result.lat,result.lon], result.zoom || nominatim_map_init.zoom);
+ }
+ }
+
+ // var crosshairIcon = L.icon({
+ // iconUrl: 'images/crosshair.png',
+ // iconSize: [12, 12],
+ // iconAnchor: [6, 6],
+ // });
+ // var crossMarker = new L.Marker([result.lat,result.lon], { icon: crosshairIcon, clickable: false});
+ // layerGroup.addLayer(crossMarker);
+
+
+
+ if (bool_focus){
+ $('#map').focus();
+ }
+ }
+
+
+ $('.result').on('click', function(e){
+ highlight_result($(this).data('position'), true);
+ });
+
+ if ( is_reverse_search ){
+ map.on('click', function(e){
+ $('form input[name=lat]').val( e.latlng.lat);
+ $('form input[name=lon]').val( e.latlng.lng);
+ $('form').submit();
+ });
+
+ $('#switch-coords').on('click', function(e){
+ var lat = $('form input[name=lat]').val();
+ var lon = $('form input[name=lon]').val();
+ $('form input[name=lat]').val(lon);
+ $('form input[name=lon]').val(lat);
+ $('form').submit();
+ });
+ }
+
+ highlight_result(0, false);