3 L.extend(L.LatLngBounds.prototype, {
5 return (this._northEast.lat - this._southWest.lat) *
6 (this._northEast.lng - this._southWest.lng);
10 return new L.LatLngBounds(this._southWest.wrap(), this._northEast.wrap());
14 L.OSM.Map = L.Map.extend({
15 initialize: function (id, options) {
16 L.Map.prototype.initialize.call(this, id, options);
20 for (const layerDefinition of OSM.LAYER_DEFINITIONS) {
21 if (layerDefinition.apiKeyId && !OSM[layerDefinition.apiKeyId]) continue;
23 let layerConstructor = L.OSM.TileLayer;
24 const layerOptions = {};
26 for (const [property, value] of Object.entries(layerDefinition)) {
27 if (property === "credit") {
28 layerOptions.attribution = makeAttribution(value);
29 } else if (property === "nameId") {
30 layerOptions.name = I18n.t(`javascripts.map.base.${value}`);
31 } else if (property === "apiKeyId") {
32 layerOptions.apikey = OSM[value];
33 } else if (property === "leafletOsmId") {
34 layerConstructor = L.OSM[value];
35 } else if (property === "leafletOsmDarkId" && OSM.isDarkMap() && L.OSM[value]) {
36 layerConstructor = L.OSM[value];
38 layerOptions[property] = value;
42 const layer = new layerConstructor(layerOptions);
43 layer.on("add", () => {
44 this.fire("baselayerchange", { layer: layer });
46 this.baseLayers.push(layer);
49 this.noteLayer = new L.FeatureGroup();
50 this.noteLayer.options = { code: "N" };
52 this.dataLayer = new L.OSM.DataLayer(null);
53 this.dataLayer.options.code = "D";
55 this.gpsLayer = new L.OSM.GPS({
59 this.gpsLayer.on("add", () => {
60 this.fire("overlayadd", { layer: this.gpsLayer });
61 }).on("remove", () => {
62 this.fire("overlayremove", { layer: this.gpsLayer });
66 this.on("baselayerchange", function (event) {
67 if (this.baseLayers.indexOf(event.layer) >= 0) {
68 this.setMaxZoom(event.layer.options.maxZoom);
72 function makeAttribution(credit) {
75 attribution += I18n.t("javascripts.map.copyright_text", {
76 copyright_link: $("<a>", {
78 text: I18n.t("javascripts.map.openstreetmap_contributors")
82 attribution += credit.donate ? " ♥ " : ". ";
83 attribution += makeCredit(credit);
86 attribution += $("<a>", {
87 href: "https://wiki.osmfoundation.org/wiki/Terms_of_Use",
88 text: I18n.t("javascripts.map.website_and_api_terms")
94 function makeCredit(credit) {
96 for (const childId in credit.children) {
97 children[childId] = makeCredit(credit.children[childId]);
99 const text = I18n.t(`javascripts.map.${credit.id}`, children);
101 const link = $("<a>", {
106 link.addClass("donate-attr");
108 link.attr("target", "_blank");
110 return link.prop("outerHTML");
117 updateLayers: function (layerParam) {
118 const oldBaseLayer = this.getMapBaseLayer();
121 for (const layer of this.baseLayers) {
122 if (!newBaseLayer || layerParam.includes(layer.options.code)) {
123 newBaseLayer = layer;
127 if (newBaseLayer !== oldBaseLayer) {
128 if (oldBaseLayer) this.removeLayer(oldBaseLayer);
129 if (newBaseLayer) this.addLayer(newBaseLayer);
133 getLayersCode: function () {
134 var layerConfig = "";
135 this.eachLayer(function (layer) {
136 if (layer.options && layer.options.code) {
137 layerConfig += layer.options.code;
143 getMapBaseLayerId: function () {
144 const layer = this.getMapBaseLayer();
145 if (layer) return layer.options.layerId;
148 getMapBaseLayer: function () {
149 for (const layer of this.baseLayers) {
150 if (this.hasLayer(layer)) return layer;
154 getUrl: function (marker) {
157 if (marker && this.hasLayer(marker)) {
158 [params.mlat, params.mlon] = OSM.cropLocation(marker.getLatLng(), this.getZoom());
161 var url = window.location.protocol + "//" + OSM.SERVER_URL + "/",
162 query = Qs.stringify(params),
163 hash = OSM.formatHash(this);
165 if (query) url += "?" + query;
166 if (hash) url += hash;
171 getShortUrl: function (marker) {
172 var zoom = this.getZoom(),
173 latLng = marker && this.hasLayer(marker) ? marker.getLatLng().wrap() : this.getCenter().wrap(),
174 str = window.location.hostname.match(/^www\.openstreetmap\.org/i) ?
175 window.location.protocol + "//osm.org/go/" :
176 window.location.protocol + "//" + window.location.hostname + "/go/",
177 char_array = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_~",
178 x = Math.round((latLng.lng + 180.0) * ((1 << 30) / 90.0)),
179 y = Math.round((latLng.lat + 90.0) * ((1 << 30) / 45.0)),
180 // JavaScript only has to keep 32 bits of bitwise operators, so this has to be
181 // done in two parts. each of the parts c1/c2 has 30 bits of the total in it
182 // and drops the last 4 bits of the full 64 bit Morton code.
183 c1 = interlace(x >>> 17, y >>> 17), c2 = interlace((x >>> 2) & 0x7fff, (y >>> 2) & 0x7fff),
187 for (i = 0; i < Math.ceil((zoom + 8) / 3.0) && i < 5; ++i) {
188 digit = (c1 >> (24 - (6 * i))) & 0x3f;
189 str += char_array.charAt(digit);
191 for (i = 5; i < Math.ceil((zoom + 8) / 3.0); ++i) {
192 digit = (c2 >> (24 - (6 * (i - 5)))) & 0x3f;
193 str += char_array.charAt(digit);
195 for (i = 0; i < ((zoom + 8) % 3); ++i) str += "-";
197 // Called to interlace the bits in x and y, making a Morton code.
198 function interlace(x, y) {
199 var interlaced_x = x,
201 interlaced_x = (interlaced_x | (interlaced_x << 8)) & 0x00ff00ff;
202 interlaced_x = (interlaced_x | (interlaced_x << 4)) & 0x0f0f0f0f;
203 interlaced_x = (interlaced_x | (interlaced_x << 2)) & 0x33333333;
204 interlaced_x = (interlaced_x | (interlaced_x << 1)) & 0x55555555;
205 interlaced_y = (interlaced_y | (interlaced_y << 8)) & 0x00ff00ff;
206 interlaced_y = (interlaced_y | (interlaced_y << 4)) & 0x0f0f0f0f;
207 interlaced_y = (interlaced_y | (interlaced_y << 2)) & 0x33333333;
208 interlaced_y = (interlaced_y | (interlaced_y << 1)) & 0x55555555;
209 return (interlaced_x << 1) | interlaced_y;
213 var layers = this.getLayersCode().replace("M", "");
216 params.layers = layers;
219 if (marker && this.hasLayer(marker)) {
224 params[this._object.type] = this._object.id;
227 var query = Qs.stringify(params);
235 getGeoUri: function (marker) {
236 let latLng = this.getCenter();
237 const zoom = this.getZoom();
239 if (marker && this.hasLayer(marker)) {
240 latLng = marker.getLatLng();
243 return `geo:${OSM.cropLocation(latLng, zoom).join(",")}?z=${zoom}`;
246 addObject: function (object, callback) {
254 var changesetStyle = {
271 if (object.type === "note" || object.type === "changeset") {
272 this._objectLoader = {
273 abort: function () {}
276 this._object = object;
277 this._objectLayer = L.featureGroup().addTo(this);
279 if (object.type === "note") {
280 L.circleMarker(object.latLng, haloStyle).addTo(this._objectLayer);
283 L.marker(object.latLng, {
287 }).addTo(this._objectLayer);
289 } else if (object.type === "changeset") {
292 [object.bbox.minlat, object.bbox.minlon],
293 [object.bbox.maxlat, object.bbox.maxlon]
294 ], changesetStyle).addTo(this._objectLayer);
298 if (callback) callback(this._objectLayer.getBounds());
299 this.fire("overlayadd", { layer: this._objectLayer });
300 } else { // element handled by L.OSM.DataLayer
302 this._objectLoader = $.ajax({
303 url: OSM.apiUrl(object),
305 success: function (data) {
306 map._object = object;
308 map._objectLayer = new L.OSM.DataLayer(null, {
313 changeset: changesetStyle
317 map._objectLayer.interestingNode = function (node, wayNodes, relationNodes) {
318 if (object.type === "node") {
320 } else if (object.type === "relation") {
321 return Boolean(relationNodes[node.id]);
327 map._objectLayer.addData(data);
328 map._objectLayer.addTo(map);
330 if (callback) callback(map._objectLayer.getBounds());
331 map.fire("overlayadd", { layer: map._objectLayer });
337 removeObject: function () {
339 if (this._objectLoader) this._objectLoader.abort();
340 if (this._objectLayer) this.removeLayer(this._objectLayer);
341 this.fire("overlayremove", { layer: this._objectLayer });
344 getState: function () {
346 center: this.getCenter().wrap(),
347 zoom: this.getZoom(),
348 layers: this.getLayersCode()
352 setState: function (state, options) {
353 if (state.center) this.setView(state.center, state.zoom, options);
354 if (state.layers) this.updateLayers(state.layers);
357 setSidebarOverlaid: function (overlaid) {
358 var sidebarWidth = 350;
359 if (overlaid && !$("#content").hasClass("overlay-sidebar")) {
360 $("#content").addClass("overlay-sidebar");
361 this.invalidateSize({ pan: false });
362 if ($("html").attr("dir") !== "rtl") {
363 this.panBy([-sidebarWidth, 0], { animate: false });
365 } else if (!overlaid && $("#content").hasClass("overlay-sidebar")) {
366 if ($("html").attr("dir") !== "rtl") {
367 this.panBy([sidebarWidth, 0], { animate: false });
369 $("#content").removeClass("overlay-sidebar");
370 this.invalidateSize({ pan: false });
376 L.Icon.Default.imagePath = "/images/";
378 L.Icon.Default.imageUrls = {
379 "/images/marker-icon.png": OSM.MARKER_ICON,
380 "/images/marker-icon-2x.png": OSM.MARKER_ICON_2X,
381 "/images/marker-shadow.png": OSM.MARKER_SHADOW
384 L.extend(L.Icon.Default.prototype, {
385 _oldGetIconUrl: L.Icon.Default.prototype._getIconUrl,
387 _getIconUrl: function (name) {
388 var url = this._oldGetIconUrl(name);
389 return L.Icon.Default.imageUrls[url];
393 OSM.isDarkMap = function () {
394 var mapTheme = $("body").attr("data-map-theme");
395 if (mapTheme) return mapTheme === "dark";
396 var siteTheme = $("html").attr("data-bs-theme");
397 if (siteTheme) return siteTheme === "dark";
398 return window.matchMedia("(prefers-color-scheme: dark)").matches;
401 OSM.getUserIcon = function (url) {
403 iconUrl: url || OSM.MARKER_RED,
405 iconAnchor: [12, 41],
406 popupAnchor: [1, -34],
407 shadowUrl: OSM.MARKER_SHADOW,