website/js/nominatim-ui.js

   1 var map;
   2 var last_click_latlng;
   3
   4 jQuery(document).on('ready', function(){
   5
   6         if ( !$('#search-page,#reverse-page').length ){ return; }
   7
   8         var is_reverse_search = !!( $('#reverse-page').length );
   9
  10         $('#q').focus();
  11
  12         map = new L.map('map', {
  13                                 attributionControl: (nominatim_map_init.tile_attribution && nominatim_map_init.tile_attribution.length),
  14                                 scrollWheelZoom:    !L.Browser.touch,
  15                                 touchZoom:          false
  16                         });
  17
  18         L.tileLayer(nominatim_map_init.tile_url, {
  19                 noWrap: true, // otherwise we end up with click coordinates like latitude -728
  20                 // moved to footer
  21                 attribution: (nominatim_map_init.tile_attribution || null ) //'&copy; <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
  22         }).addTo(map);
  23
  24         map.setView([nominatim_map_init.lat, nominatim_map_init.lon], nominatim_map_init.zoom);
  25
  26         if ( is_reverse_search ){
  27                 // We don't need a marker, but an L.circle instance changes radius once you zoom in/out
  28                 var cm = L.circleMarker([nominatim_map_init.lat,nominatim_map_init.lon], { radius: 5, weight: 2, fillColor: '#ff7800', color: 'red', opacity: 0.75, clickable: false});
  29                 cm.addTo(map);
  30         }
  31
  32         var MapPositionControl = L.Control.extend({
  33                         options: {
  34                                         position: 'bottomright'
  35                         },
  36
  37                         onAdd: function (map) {
  38                                         var container = L.DomUtil.create('div', 'my-custom-control');
  39
  40                                         $(container).text('show map bounds').addClass('leaflet-bar btn btn-sm btn-default').on('click', function(e){
  41                                                 e.preventDefault();
  42                                                 e.stopPropagation();
  43                                                 $('#map-position').show();
  44                                                 $(container).hide();
  45                                         });
  46                                         $('#map-position-close a').on('click', function(e){
  47                                                 e.preventDefault();
  48                                                 e.stopPropagation();
  49                                                 $('#map-position').hide();
  50                                                 $(container).show();
  51                                         });
  52
  53                                         return container;
  54                         }
  55         });
  56
  57         map.addControl(new MapPositionControl());
  58
  59
  60         function display_map_position(mouse_lat_lng){
  61
  62                 html_mouse = "mouse position " + (mouse_lat_lng ? [mouse_lat_lng.lat.toFixed(5), mouse_lat_lng.lng.toFixed(5)].join(',') : '-');
  63                 html_click = "last click: " + (last_click_latlng ? [last_click_latlng.lat.toFixed(5),last_click_latlng.lng.toFixed(5)].join(',') : '-');
  64
  65                 html_center =
  66                         "map center: " +
  67                         map.getCenter().lat.toFixed(5) + ',' + map.getCenter().lng.toFixed(5) +
  68                         " <a target='_blank' href='" + map_link_to_osm() + "'>view on osm.org</a>";
  69
  70                 html_zoom = "map zoom: " + map.getZoom();
  71
  72                 html_viewbox = "viewbox: " + map_viewbox_as_string();
  73
  74                 $('#map-position-inner').html([html_center,html_zoom,html_viewbox,html_click,html_mouse].join('<br/>'));
  75                 $('input#use_viewbox').trigger('change');
  76         }
  77
  78         map.on('move', function(e) {
  79                 display_map_position();
  80         });
  81
  82         map.on('mousemove', function(e) {
  83                 display_map_position(e.latlng);
  84         });
  85
  86         map.on('click', function(e) {
  87                 last_click_latlng = e.latlng;
  88                 display_map_position();
  89         });
  90
  91         map.on('load', function(e){
  92                 display_map_position();
  93         });
  94
  95
  96         $('input#use_viewbox').on('change', function(){
  97                 $('input[name=viewbox]').val( $(this).prop('checked') ? map_viewbox_as_string() : '');
  98         });
  99
 100
 101
 102         function map_viewbox_as_string() {
 103                 // since .toBBoxString() doesn't round numbers
 104                 return [
 105                         map.getBounds().getSouthWest().lat.toFixed(5),
 106                         map.getBounds().getSouthWest().lng.toFixed(5),
 107                         map.getBounds().getNorthEast().lat.toFixed(5),
 108                         map.getBounds().getNorthEast().lng.toFixed(5) ].join(',');
 109         }
 110         function map_link_to_osm(){
 111                 return "http://openstreetmap.org/#map=" + map.getZoom() + "/" + map.getCenter().lat + "/" + map.getCenter().lng;
 112         }
 113
 114         function get_result_element(position){
 115                 return $('.result').eq(position);
 116         }
 117         function marker_for_result(result){
 118                 return L.marker([result.lat,result.lon], {riseOnHover:true,title:result.name });
 119         }
 120         function circle_for_result(result){
 121                 return L.circleMarker([result.lat,result.lon], { radius: 10, weight: 2, fillColor: '#ff7800', color: 'blue', opacity: 0.75, clickable: !is_reverse_search});
 122         }
 123
 124         var layerGroup = new L.layerGroup().addTo(map);
 125         function highlight_result(position, bool_focus){
 126                 var result = nominatim_results[position];
 127                 if (!result){ return }
 128                 var result_el = get_result_element(position);
 129
 130                 $('.result').removeClass('highlight');
 131                 result_el.addClass('highlight');
 132
 133                 layerGroup.clearLayers();
 134
 135                 if (result.lat){
 136                         var circle = circle_for_result(result);
 137                         circle.on('click', function(){
 138                                 highlight_result(position);
 139                         });
 140                         layerGroup.addLayer(circle);
 141                 }
 142                 if (result.aBoundingBox){
 143
 144                         var bounds = [[result.aBoundingBox[0]*1,result.aBoundingBox[2]*1], [result.aBoundingBox[1]*1,result.aBoundingBox[3]*1]];
 145                         map.fitBounds(bounds);
 146                         if (result.astext && result.astext.match(/(POLY)|(LINE)/) ){
 147                                 var geojson_layer = L.geoJson(null, {
 148                                         // http://leafletjs.com/reference.html#geojson-style
 149                                         style: function(feature) { return { clickable: false, color: 'blue' }; }
 150                                 });
 151                                 omnivore.wkt.parse(result.astext,null,geojson_layer);
 152                                 layerGroup.addLayer(geojson_layer);
 153                         }
 154                         else {
 155                                 // var layer = L.rectangle(bounds, {color: "#ff7800", weight: 1} );
 156                                 // layerGroup.addLayer(layer);
 157                         }
 158                 }
 159                 else {
 160                         if ( is_reverse_search ){
 161                                 // make sure the search coordinates are in the map view as well
 162                                 map.fitBounds([[result.lat,result.lon], [nominatim_map_init.lat,nominatim_map_init.lon]], {padding: [50,50], maxZoom: map.getZoom()});
 163
 164                                 // better, but causes a leaflet warning
 165                                 // map.panInsideBounds([[result.lat,result.lon], [nominatim_map_init.lat,nominatim_map_init.lon]], {animate: false});
 166                         }
 167                         else {
 168                                 map.panTo([result.lat,result.lon], result.zoom || nominatim_map_init.zoom);
 169                         }
 170                 }
 171
 172                 // var crosshairIcon = L.icon({
 173                 //      iconUrl:     'images/crosshair.png',
 174                 //      iconSize:    [12, 12],
 175                 //      iconAnchor:  [6, 6],
 176                 // });
 177                 // var crossMarker = new L.Marker([result.lat,result.lon], { icon: crosshairIcon, clickable: false});
 178                 // layerGroup.addLayer(crossMarker);
 179
 180
 181
 182                 if (bool_focus){
 183                         $('#map').focus();
 184                 }
 185         }
 186
 187
 188         $('.result').on('click', function(e){
 189                 highlight_result($(this).data('position'), true);
 190         });
 191
 192         if ( is_reverse_search ){
 193                 map.on('click', function(e){
 194                         $('form input[name=lat]').val( e.latlng.lat);
 195                         $('form input[name=lon]').val( e.latlng.lng);
 196                         $('form').submit();
 197                 });
 198         }
 199
 200         highlight_result(0, false);
 201
 202
 203 });
 204
 205
 206 jQuery(document).on('ready', function(){
 207
 208         if ( !$('#details-page').length ){ return; }
 209
 210
 211                 map = new L.map('map', {
 212                                         // center: [nominatim_map_init.lat, nominatim_map_init.lon],
 213                                         // zoom:   nominatim_map_init.zoom,
 214                                         attributionControl: (nominatim_map_init.tile_attribution && nominatim_map_init.tile_attribution.length),
 215                                         scrollWheelZoom:    false,
 216                                         touchZoom:          false,
 217                                 });
 218
 219
 220                 L.tileLayer(nominatim_map_init.tile_url, {
 221                         // moved to footer
 222                         attribution: (nominatim_map_init.tile_attribution || null ) //'&copy; <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
 223                 }).addTo(map);
 224
 225
 226                 var layerGroup = new L.layerGroup().addTo(map);
 227
 228                 var circle = L.circleMarker([nominatim_result.lat,nominatim_result.lon], { radius: 10, weight: 2, fillColor: '#ff7800', color: 'blue', opacity: 0.75});
 229                 map.addLayer(circle);
 230
 231                 if ( nominatim_result.outlinestring ){
 232
 233                         var geojson_layer = L.geoJson(null, {
 234                                 // http://leafletjs.com/reference.html#geojson-style
 235                                 style: function(feature) { return { clickable: false, color: 'blue' }; }
 236                         });
 237                         omnivore.wkt.parse(nominatim_result.outlinestring,null,geojson_layer);
 238                         layerGroup.addLayer(geojson_layer);
 239                         map.fitBounds(geojson_layer.getBounds());
 240                 } else {
 241                         map.setView([nominatim_result.lat,nominatim_result.lon],10);
 242                 }
 243
 244
 245
 246 });
 247