-// Leaflet extensions
-L.extend(L.LatLngBounds.prototype, {
- getSouthLat: function () {
- return this._southWest.lat;
- },
-
- getWestLng: function () {
- return this._southWest.lng;
- },
-
- getNorthLat: function () {
- return this._northEast.lat;
- },
-
- getEastLng: function () {
- return this._northEast.lng;
- },
-
- toBBOX: function () {
- var decimal = 6;
- var mult = Math.pow(10, decimal);
- var xmin = Math.round(this.getWestLng() * mult) / mult;
- var ymin = Math.round(this.getSouthLat() * mult) / mult;
- var xmax = Math.round(this.getEastLng() * mult) / mult;
- var ymax = Math.round(this.getNorthLat() * mult) / mult;
- return xmin + "," + ymin + "," + xmax + "," + ymax;
- },
-
- getSize: function () {
- return (this._northEast.lat - this._southWest.lat) *
- (this._northEast.lng - this._southWest.lng);
- },
-
- wrap: function () {
- return new L.LatLngBounds(this._southWest.wrap(), this._northEast.wrap());
- }
-});
-
-L.extend(L.Bounds.prototype, {
- getWidth: function () {
- return this.max.x - this.min.x;
- },
-
- getHeight: function () {
- return this.max.y - this.min.y;
- }
-});
-
-L.Icon.Default.imagePath = <%= "#{asset_prefix}/images".to_json %>;
-
-var map;
-var layers;
-var objectLayer;
-var objectLoader;
-
-function createMap(divName, options) {
- if (!layers) {
- layers = [
- {
- klass: L.OSM.Mapnik,
- attribution: "",
- keyid: "mapnik",
- layerCode: "M",
- name: I18n.t("javascripts.map.base.standard")
- },
- {
- klass: L.OSM.CycleMap,
- attribution: "Tiles courtesy of <a href='http://www.opencyclemap.org/' target='_blank'>Andy Allan</a>",
- keyid: "cyclemap",
- layerCode: "C",
- name: I18n.t("javascripts.map.base.cycle_map")
- },
- {
- klass: L.OSM.TransportMap,
- attribution: "Tiles courtesy of <a href='http://www.opencyclemap.org/' target='_blank'>Andy Allan</a>",
- keyid: "transportmap",
- layerCode: "T",
- name: I18n.t("javascripts.map.base.transport_map")
- },
- {
- klass: L.OSM.MapQuestOpen,
- 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'>",
- keyid: "mapquest",
- layerCode: "Q",
- name: I18n.t("javascripts.map.base.mapquest")
- }
- ];
- }
-
- options = $.extend({zoomControl: true, panZoomControl: true, layerControl: true}, options);
-
- map = L.map(divName, $.extend({}, options, {panControl: false, zoomsliderControl: false, maxZoom: 18}));
-
- if (map.attributionControl) {
- map.attributionControl.setPrefix('');
- }
-
- if (options.panZoomControl) {
- new L.Control.Pan().addTo(map);
- new L.Control.Zoomslider({stepHeight: 7}).addTo(map);
- }
-
- var layersControl = L.control.layers();
-
- if (options.layerControl) {
- layersControl.addTo(map);
- map.layersControl = layersControl;
- }
-
- for (var i = 0; i < layers.length; i++) {
- layers[i].layer = new (layers[i].klass)(layers[i]);
- layersControl.addBaseLayer(layers[i].layer, layers[i].name);
- }
-
- layers[0].layer.addTo(map);
-
- $("#" + divName).on("resized", function () {
- map.invalidateSize();
- });
-
- return map;
-}
-
function getUserIcon(url) {
return L.icon({
iconUrl: url || <%= asset_path('marker-red.png').to_json %>,
shadowSize: [41, 41]
});
}
-
-function addObjectToMap(object, zoom, callback) {
- if (objectLoader) {
- objectLoader.abort();
- }
-
- if (objectLayer) {
- map.removeLayer(objectLayer);
- }
-
- objectLoader = $.ajax({
- url: OSM.apiUrl(object),
- dataType: "xml",
- success: function (xml) {
- objectLayer = new L.OSM.DataLayer(null, {
- style: {
- strokeColor: "blue",
- strokeWidth: 3,
- strokeOpacity: 0.5,
- fillOpacity: 0.2,
- fillColor: "lightblue",
- pointRadius: 6
- }
- });
-
- objectLayer.interestingNode = function (node, ways, relations) {
- if (object.type === "node") {
- return true;
- } else if (object.type === "relation") {
- for (var i = 0; i < relations.length; i++)
- if (relations[i].members.indexOf(node) != -1)
- return true;
- } else {
- return false;
- }
- };
-
- objectLayer.addData(xml);
-
- var bounds = objectLayer.getBounds();
-
- if (zoom) {
- map.fitBounds(bounds);
- }
-
- if (callback) {
- callback(bounds);
- }
-
- objectLayer.addTo(map);
- }
- });
-}
-
-function addBoxToMap(bounds) {
- var box = L.rectangle(bounds, {
- weight: 2,
- color: '#e90',
- fillOpacity: 0
- });
-
- box.addTo(map);
-
- return box;
-}
-
-function getMapBaseLayer() {
- for (var i = 0; i < layers.length; i++) {
- if (map.hasLayer(layers[i].layer)) {
- return layers[i];
- }
- }
-}
-
-function getMapLayers() {
- var layerConfig = "";
- for (var i = 0; i < layers.length; i++) {
- if (map.hasLayer(layers[i].layer)) {
- layerConfig += layers[i].layerCode;
- }
- }
- return layerConfig;
-}
-
-function setMapLayers(layerConfig) {
- var foundLayer = false;
- for (var i = 0; i < layers.length; i++) {
- if (layerConfig.indexOf(layers[i].layerCode) >= 0) {
- map.addLayer(layers[i].layer);
- foundLayer = true;
- } else {
- map.removeLayer(layers[i].layer);
- }
- }
- if (!foundLayer) {
- map.addLayer(layers[0].layer);
- }
-}