Treat notes as map objects

app/assets/javascripts/index/note.js

@@ -1,7 +1,6 @@
 OSM.Note = function (map) {
   var content = $("#sidebar_content"),
-      page = {},
+      page = {};
-      halo, currentNote;
 
   var noteIcons = {
     "new": L.icon({
@@ -70,29 +69,15 @@ OSM.Note = function (map) {
 
     content.find("textarea").val("").trigger("input");
 
-    var data = $(".details").data(),
+    var data = $(".details").data();
-        latLng = L.latLng(data.coordinates.split(","));
 
-    if (!halo || !map.hasLayer(halo)) {
+    map.addObject({
-      halo = L.circleMarker(latLng, {
+      type: "note",
-        weight: 2.5,
+      id: parseInt(id, 10),
-        radius: 20,
+      latLng: L.latLng(data.coordinates.split(",")),
-        fillOpacity: 0.5,
+      icon: noteIcons[data.status]
-        color: "#FF6200"
-      });
-      map.addLayer(halo);
-    }
-
-    if (currentNote && map.hasLayer(currentNote)) map.removeLayer(currentNote);
-
-    currentNote = L.marker(latLng, {
-      icon: noteIcons[data.status],
-      opacity: 1,
-      interactive: true
     });
 
-    map.addLayer(currentNote);
-
     if (callback) callback();
   }
 
@@ -108,8 +93,7 @@ OSM.Note = function (map) {
   }
 
   page.unload = function () {
-    if (map.hasLayer(halo)) map.removeLayer(halo);
+    map.removeObject();
-    if (map.hasLayer(currentNote)) map.removeLayer(currentNote);
   };
 
   return page;

app/assets/javascripts/leaflet.map.js

@@ -242,42 +242,64 @@ L.OSM.Map = L.Map.extend({
       interactive: false
     };
 
+    var haloStyle = {
+      weight: 2.5,
+      radius: 20,
+      fillOpacity: 0.5,
+      color: "#FF6200"
+    };
+
     this.removeObject();
 
-    var map = this;
+    if (object.type === "note") {
-    this._objectLoader = $.ajax({
+      this._objectLoader = {
-      url: OSM.apiUrl(object),
+        abort: function () {}
-      dataType: "xml",
+      };
-      success: function (xml) {
+      this._object = object;
-        map._object = object;
+      this._objectLayer = L.featureGroup().addTo(this);
+      L.circleMarker(object.latLng, haloStyle).addTo(this._objectLayer);
+      L.marker(object.latLng, {
+        icon: object.icon,
+        opacity: 1,
+        interactive: true
+      }).addTo(this._objectLayer);
+      if (callback) callback(this._objectLayer.getBounds());
+    } else { // element or changeset handled by L.OSM.DataLayer
+      var map = this;
+      this._objectLoader = $.ajax({
+        url: OSM.apiUrl(object),
+        dataType: "xml",
+        success: function (xml) {
+          map._object = object;
 
-        map._objectLayer = new L.OSM.DataLayer(null, {
+          map._objectLayer = new L.OSM.DataLayer(null, {
-          styles: {
+            styles: {
-            node: objectStyle,
+              node: objectStyle,
-            way: objectStyle,
+              way: objectStyle,
-            area: objectStyle,
+              area: objectStyle,
-            changeset: changesetStyle
+              changeset: changesetStyle
-          }
-        });
-
-        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;
-          }
-        };
 
-        map._objectLayer.addData(xml);
+          map._objectLayer.interestingNode = function (node, ways, relations) {
-        map._objectLayer.addTo(map);
+            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 (callback) callback(map._objectLayer.getBounds());
+          map._objectLayer.addData(xml);
-      }
+          map._objectLayer.addTo(map);
-    });
+
+          if (callback) callback(map._objectLayer.getBounds());
+        }
+      });
+    }
   },
 
   removeObject: function () {