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
  33
  34         function display_map_position(mouse_lat_lng){
  35
  36                 html_mouse = "mouse position " + (mouse_lat_lng ? [mouse_lat_lng.lat.toFixed(5), mouse_lat_lng.lng.toFixed(5)].join(',') : '-');
  37                 html_click = "last click: " + (last_click_latlng ? [last_click_latlng.lat.toFixed(5),last_click_latlng.lng.toFixed(5)].join(',') : '-');
  38
  39                 html_center =
  40                         "map center: " +
  41                         map.getCenter().lat.toFixed(5) + ',' + map.getCenter().lng.toFixed(5) +
  42                         " <a target='_blank' href='" + map_link_to_osm() + "'>view on osm.org</a>";
  43
  44                 html_zoom = "map zoom: " + map.getZoom();
  45
  46                 html_viewbox = "viewbox: " + map_viewbox_as_string();
  47
  48                 $('#map-position').html([html_center,html_zoom,html_viewbox,html_click,html_mouse].join('<br/>'));
  49                 $('input#use_viewbox').trigger('change');
  50         }
  51
  52         map.on('move', function(e) {
  53                 display_map_position();
  54         });
  55
  56         map.on('mousemove', function(e) {
  57                 display_map_position(e.latlng);
  58         });
  59
  60         map.on('click', function(e) {
  61                 last_click_latlng = e.latlng;
  62                 display_map_position();
  63         });
  64
  65         map.on('load', function(e){
  66                 display_map_position();
  67         });
  68
  69
  70         $('input#use_viewbox').on('change', function(){
  71                 $('input[name=viewbox]').val( $(this).prop('checked') ? map_viewbox_as_string() : '');
  72         });
  73
  74
  75
  76         function map_viewbox_as_string() {
  77                 // since .toBBoxString() doesn't round numbers
  78                 return [
  79                         map.getBounds().getSouthWest().lat.toFixed(5),
  80                         map.getBounds().getSouthWest().lng.toFixed(5),
  81                         map.getBounds().getNorthEast().lat.toFixed(5),
  82                         map.getBounds().getNorthEast().lng.toFixed(5) ].join(',');
  83         }
  84         function map_link_to_osm(){
  85                 return "http://openstreetmap.org/#map=" + map.getZoom() + "/" + map.getCenter().lat + "/" + map.getCenter().lng;
  86         }
  87
  88         function get_result_element(position){
  89                 return $('.result').eq(position);
  90         }
  91         function marker_for_result(result){
  92                 return L.marker([result.lat,result.lon], {riseOnHover:true,title:result.name });
  93         }
  94         function circle_for_result(result){
  95                 return L.circleMarker([result.lat,result.lon], { radius: 10, weight: 2, fillColor: '#ff7800', color: 'blue', opacity: 0.75, clickable: !is_reverse_search});
  96         }
  97
  98         var layerGroup = new L.layerGroup().addTo(map);
  99         function highlight_result(position, bool_focus){
 100                 var result = nominatim_results[position];
 101                 if (!result){ return }
 102                 var result_el = get_result_element(position);
 103
 104                 $('.result').removeClass('highlight');
 105                 result_el.addClass('highlight');
 106
 107                 layerGroup.clearLayers();
 108
 109                 if (result.lat){
 110                         var circle = circle_for_result(result);
 111                         circle.on('click', function(){
 112                                 highlight_result(position);
 113                         });
 114                         layerGroup.addLayer(circle);
 115                 }
 116                 if (result.aBoundingBox){
 117
 118                         var bounds = [[result.aBoundingBox[0]*1,result.aBoundingBox[2]*1], [result.aBoundingBox[1]*1,result.aBoundingBox[3]*1]];
 119                         map.fitBounds(bounds);
 120                         if (result.astext && result.astext.match(/(POLY)|(LINE)/) ){
 121                                 var layer = omnivore.wkt.parse(result.astext);
 122                                 layerGroup.addLayer(layer);
 123                         }
 124                         else {
 125                                 // var layer = L.rectangle(bounds, {color: "#ff7800", weight: 1} );
 126                                 // layerGroup.addLayer(layer);
 127                         }
 128                 }
 129                 else {
 130                         if ( is_reverse_search ){
 131                                 // make sure the search coordinates are in the map view as well
 132                                 map.fitBounds([[result.lat,result.lon], [nominatim_map_init.lat,nominatim_map_init.lon]], {padding: [50,50], maxZoom: map.getZoom()});
 133
 134                                 // better, but causes a leaflet warning
 135                                 // map.panInsideBounds([[result.lat,result.lon], [nominatim_map_init.lat,nominatim_map_init.lon]], {animate: false});
 136                         }
 137                         else {
 138                                 map.panTo([result.lat,result.lon], result.zoom || nominatim_map_init.zoom);
 139                         }
 140                 }
 141
 142                 // var crosshairIcon = L.icon({
 143                 //      iconUrl:     'images/crosshair.png',
 144                 //      iconSize:    [12, 12],
 145                 //      iconAnchor:  [6, 6],
 146                 // });
 147                 // var crossMarker = new L.Marker([result.lat,result.lon], { icon: crosshairIcon, clickable: false});
 148                 // layerGroup.addLayer(crossMarker);
 149
 150
 151
 152                 if (bool_focus){
 153                         $('#map').focus();
 154                 }
 155         }
 156
 157
 158         $('.result').on('click', function(e){
 159                 highlight_result($(this).data('position'), true);
 160         });
 161
 162         if ( is_reverse_search ){
 163                 map.on('click', function(e){
 164                         $('form input[name=lat]').val( e.latlng.lat);
 165                         $('form input[name=lon]').val( e.latlng.lng);
 166                         $('form').submit();
 167                 });
 168         }
 169
 170         highlight_result(0, false);
 171
 172
 173 });
 174
 175
 176 jQuery(document).on('ready', function(){
 177
 178         if ( !$('#details-page').length ){ return; }
 179
 180
 181                 map = new L.map('map', {
 182                                         // center: [nominatim_map_init.lat, nominatim_map_init.lon],
 183                                         // zoom:   nominatim_map_init.zoom,
 184                                         attributionControl: (nominatim_map_init.tile_attribution && nominatim_map_init.tile_attribution.length),
 185                                         scrollWheelZoom:    false,
 186                                         touchZoom:          false,
 187                                 });
 188
 189
 190                 L.tileLayer(nominatim_map_init.tile_url, {
 191                         // moved to footer
 192                         attribution: (nominatim_map_init.tile_attribution || null ) //'&copy; <a href="http://osm.org/copyright">OpenStreetMap</a> contributors'
 193                 }).addTo(map);
 194
 195
 196                 var layerGroup = new L.layerGroup().addTo(map);
 197
 198                 var circle = L.circleMarker([nominatim_result.lat,nominatim_result.lon], { radius: 10, weight: 2, fillColor: '#ff7800', color: 'blue', opacity: 0.75});
 199                 map.addLayer(circle);
 200
 201                 if ( nominatim_result.outlinestring ){
 202                         var outline = omnivore.wkt.parse(nominatim_result.outlinestring);
 203                         map.addLayer(outline);
 204                         map.fitBounds(outline.getBounds());
 205                 } else {
 206                         map.setView([nominatim_result.lat,nominatim_result.lon],10);
 207                 }
 208
 209
 210
 211 });
 212