Fix minzoom alert

[rails.git] / app / assets / javascripts / map.js.erb

diff --git a/app/assets/javascripts/map.js.erb b/app/assets/javascripts/map.js.erb
index 928575eb5312a04ec04d86704ec8fcfcaba6d60b..6d26763f8986ab851f5b1b547a0e6e451a772f56 100644 (file)
--- a/app/assets/javascripts/map.js.erb
+++ b/app/assets/javascripts/map.js.erb
@@ -1,120 +1,4 @@
-// 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 = [
-  {
-    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")
-  }
-];
-
-function createMap(divName, options) {
-  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;
-}
+var objectLoader;
 
 function getUserIcon(url) {
   return L.icon({
@@ -127,78 +11,40 @@ function getUserIcon(url) {
   });
 }
 
-function addObjectToMap(object, zoom, callback) {
-  $.ajax({
+function addObjectToMap(object, map, options) {
+  if (objectLoader) objectLoader.abort();
+  if (map.objectLayer) map.removeLayer(map.objectLayer);
+
+  objectLoader = $.ajax({
     url: OSM.apiUrl(object),
     dataType: "xml",
     success: function (xml) {
-      var layer = new L.OSM.DataLayer(xml, {
-        style: {
-          strokeColor: "blue",
-          strokeWidth: 3,
-          strokeOpacity: 0.5,
-          fillOpacity: 0.2,
-          fillColor: "lightblue",
-          pointRadius: 6
+      map.objectLayer = new L.OSM.DataLayer(null, {
+        styles: {
+          node: options.style,
+          way: options.style,
+          area: options.style
         }
       });
 
-      var bounds = layer.getBounds();
+      map.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;
+        }
+      };
 
-      if (zoom) {
-        map.fitBounds(bounds);
-      }
+      map.objectLayer.addData(xml);
 
-      if (callback) {
-        callback(bounds);
-      }
+      if (options.zoom) map.fitBounds(map.objectLayer.getBounds());
+      if (options.callback) options.callback(map.objectLayer.getBounds());
 
-      layer.addTo(map);
+      map.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() {
-  for (var i = 0; i < layers.length; i++) {
-    if (map.hasLayer(layers[i].layer)) {
-      return layers[i].layerCode;
-    }
-  }
-
-  return "";
-}
-
-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);
-  }
-}