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