1 var epsg4326 = new OpenLayers.Projection("EPSG:4326");
7 function createMap(divName, options) {
8 options = options || {};
10 map = new OpenLayers.Map(divName, {
11 controls: options.controls || [
12 new OpenLayers.Control.ArgParser(),
13 new OpenLayers.Control.Attribution(),
14 new SimpleLayerSwitcher(),
15 new OpenLayers.Control.Navigation(),
16 new OpenLayers.Control.Zoom(),
17 new OpenLayers.Control.SimplePanZoom(),
18 new OpenLayers.Control.ScaleLine({geodesic: true})
21 displayProjection: new OpenLayers.Projection("EPSG:4326"),
22 theme: "<%= asset_path 'theme/openstreetmap/style.css' %>"
25 var mapnik = new OpenLayers.Layer.OSM.Mapnik(I18n.t("javascripts.map.base.standard"), {
28 displayOutsideMaxExtent: true,
34 var cyclemap = new OpenLayers.Layer.OSM.CycleMap(I18n.t("javascripts.map.base.cycle_map"), {
35 attribution: "Tiles courtesy of <a href='http://www.opencyclemap.org/' target='_blank'>Andy Allan</a>",
37 displayOutsideMaxExtent: true,
41 map.addLayer(cyclemap);
43 var transportmap = new OpenLayers.Layer.OSM.TransportMap(I18n.t("javascripts.map.base.transport_map"), {
44 attribution: "Tiles courtesy of <a href='http://www.opencyclemap.org/' target='_blank'>Andy Allan</a>",
45 keyid: "transportmap",
46 displayOutsideMaxExtent: true,
50 map.addLayer(transportmap);
52 var mapquest = new OpenLayers.Layer.OSM(I18n.t("javascripts.map.base.mapquest"), [
53 "http://otile1.mqcdn.com/tiles/1.0.0/osm/${z}/${x}/${y}.png",
54 "http://otile2.mqcdn.com/tiles/1.0.0/osm/${z}/${x}/${y}.png",
55 "http://otile3.mqcdn.com/tiles/1.0.0/osm/${z}/${x}/${y}.png",
56 "http://otile4.mqcdn.com/tiles/1.0.0/osm/${z}/${x}/${y}.png"
58 attribution: "Tiles courtesy of <a href='http://www.mapquest.com/' target='_blank'>MapQuest</a> <img src='http://developer.mapquest.com/content/osm/mq_logo.png'>",
60 displayOutsideMaxExtent: true,
65 map.addLayer(mapquest);
67 markers = new OpenLayers.Layer.Markers("Markers", {
68 displayInLayerSwitcher: false,
70 projection: "EPSG:900913"
72 map.addLayer(markers);
74 map.dataLayer = new OpenLayers.Layer(I18n.t('browse.start_rjs.data_layer_name'), {
76 displayInLayerSwitcher: false
78 map.addLayer(map.dataLayer);
80 $("#" + divName).on("resized", function () {
87 function getArrowIcon() {
88 var size = new OpenLayers.Size(25, 22);
89 var offset = new OpenLayers.Pixel(-22, -20);
90 var icon = new OpenLayers.Icon("<%= asset_path 'arrow.png' %>", size, offset);
95 function addMarkerToMap(position, icon, description) {
96 var marker = new OpenLayers.Marker(proj(position), icon);
98 markers.addMarker(marker);
101 marker.events.register("mouseover", marker, function() {
102 openMapPopup(marker, description);
109 function addObjectToMap(object, zoom, callback) {
110 var layer = new OpenLayers.Layer.Vector("Objects", {
112 new OpenLayers.Strategy.Fixed()
114 protocol: new OpenLayers.Protocol.HTTP({
115 url: OSM.apiUrl(object),
116 format: new OpenLayers.Format.OSM()
123 fillColor: "lightblue",
126 projection: new OpenLayers.Projection("EPSG:4326"),
127 displayInLayerSwitcher: false
130 layer.events.register("loadend", layer, function() {
133 if (this.features.length) {
134 extent = this.features[0].geometry.getBounds();
136 for (var i = 1; i < this.features.length; i++) {
137 extent.extend(this.features[i].geometry.getBounds());
142 this.map.zoomToExtent(extent);
144 this.map.zoomToMaxExtent();
157 function addBoxToMap(boxbounds, id, outline) {
159 // Be aware that IE requires Vector layers be initialised on page load, and not under deferred script conditions
160 vectors = new OpenLayers.Layer.Vector("Boxes", {
161 displayInLayerSwitcher: false
163 map.addLayer(vectors);
167 vertices = boxbounds.toGeometry().getVertices();
168 vertices.push(new OpenLayers.Geometry.Point(vertices[0].x, vertices[0].y));
169 geometry = proj(new OpenLayers.Geometry.LineString(vertices));
171 geometry = proj(boxbounds.toGeometry());
173 var box = new OpenLayers.Feature.Vector(geometry, {}, {
175 strokeColor: '#ee9900',
180 vectors.addFeatures(box);
185 function openMapPopup(marker, description) {
188 popup = new OpenLayers.Popup.FramedCloud("popup", marker.lonlat, null,
189 description, marker.icon, true);
190 popup.setBackgroundColor("#E3FFC5");
196 function closeMapPopup() {
198 map.removePopup(popup);
202 function removeMarkerFromMap(marker){
203 markers.removeMarker(marker);
207 return x.clone().transform(epsg4326, map.getProjectionObject());
211 return x.clone().transform(map.getProjectionObject(), epsg4326);
214 function setMapCenter(center, zoom) {
215 zoom = parseInt(zoom, 10);
216 var numzoom = map.getNumZoomLevels();
217 if (zoom >= numzoom) zoom = numzoom - 1;
218 map.setCenter(proj(center), zoom);
221 function getEventPosition(event) {
222 return unproj(map.getLonLatFromViewPortPx(event.xy));
225 function getMapLayers() {
226 var layerConfig = "";
228 for (var i = 0; i < map.layers.length; i++) {
229 if (map.layers[i].layerCode && map.layers[i].getVisibility()) {
230 layerConfig += map.layers[i].layerCode;
237 function setMapLayers(layerConfig) {
238 if (layerConfig.charAt(0) == "B" || layerConfig.charAt(0) == "0") {
241 for (var layers = map.getLayersBy("isBaseLayer", true), i = 0; i < layers.length; i++) {
242 var c = layerConfig.charAt(l++);
245 map.setBaseLayer(layers[i]);
247 map.layers[i].setVisibility(false);
251 for (var i = 0; i < map.layers.length; i++) {
252 if (map.layers[i].layerCode) {
253 if (layerConfig.indexOf(map.layers[i].layerCode) >= 0) {
254 if (map.layers[i].isBaseLayer) {
255 map.setBaseLayer(map.layers[i]);
257 map.layers[i].setVisibility(true);
259 } else if (!map.layers[i].isBaseLayer) {
260 map.layers[i].setVisibility(false);