Adjust minimum changeset bbox to 20 pixels

[rails.git] / app / assets / javascripts / index / directions.js

diff --git a/app/assets/javascripts/index/directions.js b/app/assets/javascripts/index/directions.js
index bb835f2fb277f21d6db8ea946590f760782deeac..8a80328cc05c3767813ac7ff3823330001095d9e 100644 (file)
--- a/app/assets/javascripts/index/directions.js
+++ b/app/assets/javascripts/index/directions.js
@@ -4,10 +4,9 @@
 OSM.Directions = function (map) {
   var awaitingGeocode; // true if the user has requested a route, but we're waiting on a geocode result
   var awaitingRoute;   // true if we've asked the engine for a route and are waiting to hear back
-  var dragging;        // true if the user is dragging a start/end point
   var chosenEngine;
 
-  var popup = L.popup();
+  var popup = L.popup({autoPanPadding: [100, 100]});
 
   var polyline = L.polyline([], {
     color: '#03f',
@@ -41,30 +40,43 @@ OSM.Directions = function (map) {
         shadowUrl: OSM.MARKER_SHADOW,
         shadowSize: [41, 41]
       }),
-      draggable: true
+      draggable: true,
+      autoPan: true
     });
 
     endpoint.marker.on('drag dragend', function (e) {
-      dragging = (e.type === 'drag');
+      var dragging = (e.type === 'drag');
       if (dragging && !chosenEngine.draggable) return;
       if (dragging && awaitingRoute) return;
       endpoint.setLatLng(e.target.getLatLng());
       if (map.hasLayer(polyline)) {
-        getRoute();
+        getRoute(false, !dragging);
       }
     });
 
+    input.on("keydown", function() {
+      input.removeClass("error");
+    });
+
     input.on("change", function (e) {
+      awaitingGeocode = true;
+      
       // make text the same in both text boxes
       var value = e.target.value;
       endpoint.setValue(value);
     });
 
-    endpoint.setValue = function(value) {
+    endpoint.setValue = function(value, latlng) {
       endpoint.value = value;
       delete endpoint.latlng;
+      input.removeClass("error");
       input.val(value);
-      endpoint.getGeocode();
+
+      if (latlng) {
+        endpoint.setLatLng(latlng);
+      } else {
+        endpoint.getGeocode();
+      }
     };
 
     endpoint.getGeocode = function() {
@@ -76,24 +88,22 @@ OSM.Directions = function (map) {
 
       endpoint.awaitingGeocode = true;
 
-      $.getJSON(document.location.protocol + OSM.NOMINATIM_URL + 'search?q=' + encodeURIComponent(endpoint.value) + '&format=json', function (json) {
+      $.getJSON(OSM.NOMINATIM_URL + 'search?q=' + encodeURIComponent(endpoint.value) + '&format=json', function (json) {
         endpoint.awaitingGeocode = false;
         endpoint.hasGeocode = true;
         if (json.length === 0) {
-          alert(I18n.t('javascripts.directions.errors.no_place'));
+          input.addClass("error");
+          alert(I18n.t('javascripts.directions.errors.no_place', {place: endpoint.value}));
           return;
         }
 
-        input.val(json[0].display_name);
+        endpoint.setLatLng(L.latLng(json[0]));
 
-        endpoint.latlng = L.latLng(json[0]);
-        endpoint.marker
-          .setLatLng(endpoint.latlng)
-          .addTo(map);
+        input.val(json[0].display_name);
 
         if (awaitingGeocode) {
           awaitingGeocode = false;
-          getRoute();
+          getRoute(true, true);
         }
       });
     };
@@ -111,6 +121,17 @@ OSM.Directions = function (map) {
     return endpoint;
   }
 
+  $(".directions_form .reverse_directions").on("click", function() {
+    var from = endpoints[0].latlng,
+        to = endpoints[1].latlng;
+
+    OSM.router.route("/directions?" + querystring.stringify({
+      from: $("#route_to").val(),
+      to: $("#route_from").val(),
+      route: to.lat + "," + to.lng + ";" + from.lat + "," + from.lng
+    }));
+  });
+
   $(".directions_form .close").on("click", function(e) {
     e.preventDefault();
     var route_from = endpoints[0].value;
@@ -147,7 +168,7 @@ OSM.Directions = function (map) {
     });
   }
 
-  function getRoute() {
+  function getRoute(fitRoute, reportErrors) {
     // Cancel any route that is already in progress
     if (awaitingRoute) awaitingRoute.abort();
 
@@ -191,7 +212,7 @@ OSM.Directions = function (map) {
       if (err) {
         map.removeLayer(polyline);
 
-        if (!dragging) {
+        if (reportErrors) {
           $('#sidebar_content').html('<p class="search_results_error">' + I18n.t('javascripts.directions.errors.no_route') + '</p>');
         }
 
@@ -202,7 +223,7 @@ OSM.Directions = function (map) {
         .setLatLngs(route.line)
         .addTo(map);
 
-      if (!dragging) {
+      if (fitRoute) {
         map.fitBounds(polyline.getBounds().pad(0.05));
       }
 
@@ -305,13 +326,13 @@ OSM.Directions = function (map) {
     chosenEngine = engines[e.target.selectedIndex];
     $.cookie('_osm_directions_engine', chosenEngine.id, { expires: expiry, path: '/' });
     if (map.hasLayer(polyline)) {
-      getRoute();
+      getRoute(true, true);
     }
   });
 
   $(".directions_form").on("submit", function(e) {
     e.preventDefault();
-    getRoute();
+    getRoute(true, true);
   });
 
   $(".routing_marker").on('dragstart', function (e) {
@@ -344,28 +365,24 @@ OSM.Directions = function (map) {
       pt.y += 20;
       var ll = map.containerPointToLatLng(pt);
       endpoints[type === 'from' ? 0 : 1].setLatLng(ll);
-      getRoute();
+      getRoute(true, true);
     });
 
     var params = querystring.parse(location.search.substring(1)),
-      route = (params.route || '').split(';');
+        route = (params.route || '').split(';'),
+        from = route[0] && L.latLng(route[0].split(',')),
+        to = route[1] && L.latLng(route[1].split(','));
 
     if (params.engine) {
       setEngine(params.engine);
     }
 
-    endpoints[0].setValue(params.from || "");
-    endpoints[1].setValue(params.to || "");
-
-    var o = route[0] && L.latLng(route[0].split(',')),
-        d = route[1] && L.latLng(route[1].split(','));
-
-    if (o) endpoints[0].setLatLng(o);
-    if (d) endpoints[1].setLatLng(d);
+    endpoints[0].setValue(params.from || "", from);
+    endpoints[1].setValue(params.to || "", to);
 
-    map.setSidebarOverlaid(!o || !d);
+    map.setSidebarOverlaid(!from || !to);
 
-    getRoute();
+    getRoute(true, true);
   };
 
   page.load = function() {