X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/e256c837b56d9f1c40c0c57dd89db4825bc7489e..161ce947c3b753f68f5c6b27fea369d2e2b8c7ea:/app/assets/javascripts/index/directions.js

diff --git a/app/assets/javascripts/index/directions.js b/app/assets/javascripts/index/directions.js
index 31144a547..165d57f40 100644
--- a/app/assets/javascripts/index/directions.js
+++ b/app/assets/javascripts/index/directions.js
@@ -7,7 +7,7 @@ OSM.Directions = function (map) {
   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',
@@ -26,6 +26,9 @@ OSM.Directions = function (map) {
     Endpoint($("input[name='route_to']"), OSM.MARKER_RED)
   ];
 
+  var expiry = new Date();
+  expiry.setYear(expiry.getFullYear() + 10);
+
   function Endpoint(input, iconUrl) {
     var endpoint = {};
 
@@ -42,7 +45,7 @@ OSM.Directions = function (map) {
     });
 
     endpoint.marker.on('drag dragend', function (e) {
-      dragging = (e.type == 'drag');
+      dragging = (e.type === 'drag');
       if (dragging && !chosenEngine.draggable) return;
       if (dragging && awaitingRoute) return;
       endpoint.setLatLng(e.target.getLatLng());
@@ -54,15 +57,20 @@ OSM.Directions = function (map) {
     input.on("change", function (e) {
       // make text the same in both text boxes
       var value = e.target.value;
-      endpoint.setValue(value)
+      endpoint.setValue(value);
     });
 
-    endpoint.setValue = function(value) {
+    endpoint.setValue = function(value, latlng) {
       endpoint.value = value;
       delete endpoint.latlng;
       input.val(value);
-      endpoint.getGeocode();
-    }
+
+      if (latlng) {
+        endpoint.setLatLng(latlng);
+      } else {
+        endpoint.getGeocode();
+      }
+    };
 
     endpoint.getGeocode = function() {
       // if no one has entered a value yet, then we can't geocode, so don't
@@ -73,10 +81,10 @@ 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) {
+        if (json.length === 0) {
           alert(I18n.t('javascripts.directions.errors.no_place'));
           return;
         }
@@ -93,7 +101,7 @@ OSM.Directions = function (map) {
           getRoute();
         }
       });
-    }
+    };
 
     endpoint.setLatLng = function (ll) {
       var precision = OSM.zoomPrecision(map.getZoom());
@@ -108,7 +116,18 @@ OSM.Directions = function (map) {
     return endpoint;
   }
 
-  $(".directions_form a.directions_close").on("click", function(e) {
+  $(".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: from.lat + "," + from.lng + ";" + to.lat + "," + to.lng
+    }));
+  });
+
+  $(".directions_form .close").on("click", function(e) {
     e.preventDefault();
     var route_from = endpoints[0].value;
     if (route_from) {
@@ -137,7 +156,7 @@ OSM.Directions = function (map) {
 
   function setEngine(id) {
     engines.forEach(function(engine, i) {
-      if (engine.id == id) {
+      if (engine.id === id) {
         chosenEngine = engine;
         select.val(i);
       }
@@ -145,6 +164,9 @@ OSM.Directions = function (map) {
   }
 
   function getRoute() {
+    // Cancel any route that is already in progress
+    if (awaitingRoute) awaitingRoute.abort();
+
     // go fetch geocodes for any endpoints which have not already
     // been geocoded.
     for (var ep_i = 0; ep_i < 2; ++ep_i) {
@@ -177,17 +199,16 @@ OSM.Directions = function (map) {
     // just using it in-place and replacing it in case it has to be used
     // again.
     $('#sidebar_content').html($('.directions_form .loader_copy').html());
-    awaitingRoute = true;
     map.setSidebarOverlaid(false);
 
-    chosenEngine.getRoute([o, d], function (err, route) {
-      awaitingRoute = false;
+    awaitingRoute = chosenEngine.getRoute([o, d], function (err, route) {
+      awaitingRoute = null;
 
       if (err) {
         map.removeLayer(polyline);
 
         if (!dragging) {
-          alert(I18n.t('javascripts.directions.errors.no_route'));
+          $('#sidebar_content').html('<p class="search_results_error">' + I18n.t('javascripts.directions.errors.no_route') + '</p>');
         }
 
         return;
@@ -205,8 +226,13 @@ OSM.Directions = function (map) {
         '<span class="icon close"></span></a>' + I18n.t('javascripts.directions.directions') +
         '</h2><p id="routing_summary">' +
         I18n.t('javascripts.directions.distance') + ': ' + formatDistance(route.distance) + '. ' +
-        I18n.t('javascripts.directions.time') + ': ' + formatTime(route.time) + '.</p>' +
-        '<table id="turnbyturn" />';
+        I18n.t('javascripts.directions.time') + ': ' + formatTime(route.time) + '.';
+      if (typeof route.ascend !== 'undefined' && typeof route.descend !== 'undefined') {
+        html += '<br />' +
+          I18n.t('javascripts.directions.ascend') + ': ' + Math.round(route.ascend) + 'm. ' +
+          I18n.t('javascripts.directions.descend') + ': ' + Math.round(route.descend) +'m.';
+      }
+      html += '</p><table id="turnbyturn" />';
 
       $('#sidebar_content')
         .html(html);
@@ -285,10 +311,15 @@ OSM.Directions = function (map) {
     select.append("<option value='" + i + "'>" + I18n.t('javascripts.directions.engines.' + engine.id) + "</option>");
   });
 
-  setEngine('osrm_car');
+  var chosenEngineId = $.cookie('_osm_directions_engine');
+  if(!chosenEngineId) {
+    chosenEngineId = 'osrm_car';
+  }
+  setEngine(chosenEngineId);
 
   select.on("change", function (e) {
     chosenEngine = engines[e.target.selectedIndex];
+    $.cookie('_osm_directions_engine', chosenEngine.id, { expires: expiry, path: '/' });
     if (map.hasLayer(polyline)) {
       getRoute();
     }
@@ -300,12 +331,14 @@ OSM.Directions = function (map) {
   });
 
   $(".routing_marker").on('dragstart', function (e) {
-    e.originalEvent.dataTransfer.effectAllowed = 'move';
-    e.originalEvent.dataTransfer.setData('id', this.id);
-    var xo = e.originalEvent.clientX - $(e.target).offset().left;
-    var yo = e.originalEvent.clientY - $(e.target).offset().top;
-    e.originalEvent.dataTransfer.setData('offsetX', e.originalEvent.target.width / 2 - xo);
-    e.originalEvent.dataTransfer.setData('offsetY', e.originalEvent.target.height - yo);
+    var dt = e.originalEvent.dataTransfer;
+    dt.effectAllowed = 'move';
+    var dragData = { type: $(this).data('type') };
+    dt.setData('text', JSON.stringify(dragData));
+    if (dt.setDragImage) {
+      var img = $("<img>").attr("src", $(e.originalEvent.target).attr("src"));
+      dt.setDragImage(img.get(0), 12, 21);
+    }
   });
 
   var page = {};
@@ -321,37 +354,28 @@ OSM.Directions = function (map) {
     $("#map").on('drop', function (e) {
       e.preventDefault();
       var oe = e.originalEvent;
-      var id = oe.dataTransfer.getData('id');
+      var dragData = JSON.parse(oe.dataTransfer.getData('text'));
+      var type = dragData.type;
       var pt = L.DomEvent.getMousePosition(oe, map.getContainer());  // co-ordinates of the mouse pointer at present
-      pt.x += Number(oe.dataTransfer.getData('offsetX'));
-      pt.y += Number(oe.dataTransfer.getData('offsetY'));
+      pt.y += 20;
       var ll = map.containerPointToLatLng(pt);
-      endpoints[id === 'marker_from' ? 0 : 1].setLatLng(ll);
+      endpoints[type === 'from' ? 0 : 1].setLatLng(ll);
       getRoute();
     });
 
     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);
     }
 
-    if (params.from) {
-      endpoints[0].setValue(params.from);
-      endpoints[1].setValue("");
-    } else {
-      endpoints[0].setValue("");
-      endpoints[1].setValue("");
-    }
-
-    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();
   };
@@ -378,7 +402,7 @@ OSM.Directions = function (map) {
 OSM.Directions.engines = [];
 
 OSM.Directions.addEngine = function (engine, supportsHTTPS) {
-  if (document.location.protocol == "http:" || supportsHTTPS) {
+  if (document.location.protocol === "http:" || supportsHTTPS) {
     OSM.Directions.engines.push(engine);
   }
 };