Add distance/time summary
[rails.git] / app / assets / javascripts / routing.js.erb
index 26d2a8b394053dfb6bea023658ad49d44657e172..42373ef9d7ec740e738a6a0b4738ad17de2f0881 100644 (file)
@@ -9,29 +9,10 @@
        *** translation (including all alerts and presentation)
        *** export GPX
        *** URL history (or do we consciously not want to support that?)
        *** translation (including all alerts and presentation)
        *** export GPX
        *** URL history (or do we consciously not want to support that?)
-       *** spinner when waiting for result (beneath 'Go' button?)
-
        *** add YOURS engine
 */
 
        *** add YOURS engine
 */
 
-var TURN_INSTRUCTIONS=["",
-       "Continue on ",                         // 1
-       "Slight right onto ",           // 2
-       "Turn right onto ",                     // 3
-       "Sharp right onto ",            // 4
-       "U-turn along ",                        // 5
-       "Sharp left onto ",                     // 6
-       "Turn left onto ",                      // 7
-       "Slight left onto ",            // 8
-       "(via point) ",                         // 9
-       "Follow ",                                      // 10
-       "At roundabout take ",          // 11
-       "Leave roundabout - ",          // 12
-       "Stay on roundabout - ",        // 13
-       "Start at end of ",                     // 14
-       "Reach destination",            // 15
-       "Go against one-way on ",       // 16
-       "End of one-way on "]           // 17
+var TURN_INSTRUCTIONS=[]
 
 var ROUTING_POLYLINE={
        color: '#03f',
 
 var ROUTING_POLYLINE={
        color: '#03f',
@@ -48,6 +29,25 @@ OSM.RoutingEngines={
 OSM.Routing=function(map,name,jqSearch) {
        var r={};
 
 OSM.Routing=function(map,name,jqSearch) {
        var r={};
 
+    TURN_INSTRUCTIONS=["",
+       I18n.t('javascripts.directions.instructions.continue_on'),                              // 1
+       I18n.t('javascripts.directions.instructions.slight_right'),             // 2
+       I18n.t('javascripts.directions.instructions.turn_right'),                       // 3
+       I18n.t('javascripts.directions.instructions.sharp_right'),              // 4
+       I18n.t('javascripts.directions.instructions.uturn'),                    // 5
+       I18n.t('javascripts.directions.instructions.sharp_left'),                       // 6
+       I18n.t('javascripts.directions.instructions.turn_left'),                        // 7
+       I18n.t('javascripts.directions.instructions.slight_left'),              // 8
+       I18n.t('javascripts.directions.instructions.via_point'),                                // 9
+       I18n.t('javascripts.directions.instructions.follow'),                                   // 10
+       I18n.t('javascripts.directions.instructions.roundabout'),               // 11
+       I18n.t('javascripts.directions.instructions.leave_roundabout'),         // 12
+       I18n.t('javascripts.directions.instructions.stay_roundabout'),  // 13
+       I18n.t('javascripts.directions.instructions.start'),                    // 14
+       I18n.t('javascripts.directions.instructions.destination'),              // 15
+       I18n.t('javascripts.directions.instructions.against_oneway'),   // 16
+       I18n.t('javascripts.directions.instructions.end_oneway')]               // 17
+
        r.map=map;                              // Leaflet map
        r.name=name;                    // global variable name of this instance (needed for JSONP)
        r.jqSearch=jqSearch;    // JQuery object for search panel
        r.map=map;                              // Leaflet map
        r.name=name;                    // global variable name of this instance (needed for JSONP)
        r.jqSearch=jqSearch;    // JQuery object for search panel
@@ -56,6 +56,7 @@ OSM.Routing=function(map,name,jqSearch) {
        r.route_to=null;                //  |
        r.awaitingGeocode=false;// true if the user has requested a route, but we're waiting on a geocode result
        r.awaitingRoute=false;  // true if we've asked the engine for a route and are waiting to hear back
        r.route_to=null;                //  |
        r.awaitingGeocode=false;// true if the user has requested a route, but we're waiting on a geocode result
        r.awaitingRoute=false;  // true if we've asked the engine for a route and are waiting to hear back
+       r.dragging=false;               // true if the user is dragging a start/end point
        r.viaPoints=[];                 // not yet used
 
        r.polyline=null;                // Leaflet polyline object
        r.viaPoints=[];                 // not yet used
 
        r.polyline=null;                // Leaflet polyline object
@@ -97,7 +98,7 @@ OSM.Routing=function(map,name,jqSearch) {
        
        r._gotGeocode=function(json,field) {
                if (json.length==0) {
        
        r._gotGeocode=function(json,field) {
                if (json.length==0) {
-                       alert("Sorry, couldn't find that place.");      // *** internationalise
+                       alert(I18n.t('javascripts.directions.errors.no_place'));
                        r[field.id]=null;
                        return;
                }
                        r[field.id]=null;
                        return;
                }
@@ -107,19 +108,22 @@ OSM.Routing=function(map,name,jqSearch) {
                r.updateMarker(field.id);
                if (r.awaitingGeocode) {
                        r.awaitingGeocode=false;
                r.updateMarker(field.id);
                if (r.awaitingGeocode) {
                        r.awaitingGeocode=false;
-                       r.requestRoute(true);
+                       r.requestRoute(true, true);
                }
        };
 
        // Drag and drop markers
        
        r.handleDrop=function(e) {
                }
        };
 
        // Drag and drop markers
        
        r.handleDrop=function(e) {
-               var id=e.originalEvent.dataTransfer.getData('id');
-               var ll=r.map.mouseEventToLatLng(e.originalEvent);
-               // *** ^^^ this is slightly off - we need to work out the latLng of the tip
+               var oe=e.originalEvent;
+               var id=oe.dataTransfer.getData('id');
+               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'));
+               var ll=map.containerPointToLatLng(pt);
                r.createMarker(ll,id);
                r.setNumericInput(ll,id);
                r.createMarker(ll,id);
                r.setNumericInput(ll,id);
-               r.requestRoute(true);
+               r.requestRoute(true, false);
                // update to/from field
        };
        r.createMarker=function(latlng,id) {
                // update to/from field
        };
        r.createMarker=function(latlng,id) {
@@ -143,10 +147,11 @@ OSM.Routing=function(map,name,jqSearch) {
        };
        // Marker has been dragged
        r.markerDragged=function(e) {
        };
        // Marker has been dragged
        r.markerDragged=function(e) {
-               if (e.type=='drag' && !r.chosenEngine.draggable) return;
-               if (e.type=='drag' && r.awaitingRoute) return;
+               r.dragging=(e.type=='drag');    // true for drag, false for dragend
+               if (r.dragging && !r.chosenEngine.draggable) return;
+               if (r.dragging && r.awaitingRoute) return;
                r.setNumericInput(e.target.getLatLng(), e.target.options.name);
                r.setNumericInput(e.target.getLatLng(), e.target.options.name);
-               r.requestRoute(e.type=='dragend');
+               r.requestRoute(!r.dragging, false);
        };
        // Set a route input field to a numeric value
        r.setNumericInput=function(ll,id) {
        };
        // Set a route input field to a numeric value
        r.setNumericInput=function(ll,id) {
@@ -157,10 +162,14 @@ OSM.Routing=function(map,name,jqSearch) {
        
        // Route-fetching UI
 
        
        // Route-fetching UI
 
-       r.requestRoute=function(isFinal) {
+       r.requestRoute=function(isFinal, updateZoom) {
                if (r.route_from && r.route_to) {
                if (r.route_from && r.route_to) {
+                       $(".query_wrapper.routing .spinner").show();
                        r.awaitingRoute=true;
                        r.chosenEngine.getRoute(isFinal,[r.route_from,r.route_to]);
                        r.awaitingRoute=true;
                        r.chosenEngine.getRoute(isFinal,[r.route_from,r.route_to]);
+                       if(updateZoom){
+                               r.map.fitBounds(L.latLngBounds([r.route_from, r.route_to]).pad(0.05));
+                       }
                        // then, when the route has been fetched, it'll call the engine's gotRoute function
                } else if (r.route_from==false || r.route_to==false) {
                        // we're waiting for a Nominatim response before we can request a route
                        // then, when the route has been fetched, it'll call the engine's gotRoute function
                } else if (r.route_from==false || r.route_to==false) {
                        // we're waiting for a Nominatim response before we can request a route
@@ -179,13 +188,16 @@ OSM.Routing=function(map,name,jqSearch) {
        // Take directions and write them out
        // data = { steps: array of [latlng, sprite number, instruction text, distance in metres] }
        // sprite numbers equate to OSRM's route_instructions turn values
        // Take directions and write them out
        // data = { steps: array of [latlng, sprite number, instruction text, distance in metres] }
        // sprite numbers equate to OSRM's route_instructions turn values
-       // *** translations?
        r.setItinerary=function(data) {
                // Create base table
                $("#content").removeClass("overlay-sidebar");
                $('#sidebar_content').empty();
        r.setItinerary=function(data) {
                // Create base table
                $("#content").removeClass("overlay-sidebar");
                $('#sidebar_content').empty();
-               var html='<h2><a class="geolink" href="#" onclick="$(~.close_directions~).click();return false;"><span class="icon close"></span></a>Directions</h2>'.replace(/~/g,"'");
-               html+="<table id='turnbyturn' />";
+               var html=('<h2><a class="geolink" href="#" onclick="$(~.close_directions~).click();return false;">' +
+                         '<span class="icon close"></span></a>' + I18n.t('javascripts.directions.directions') + 
+                         '</h2><p id="routing_summary">' + 
+                         I18n.t('javascripts.directions.distance') + ': ' + r.formatDistance(data.distance)+ '. ' +
+                         I18n.t('javascripts.directions.time'    ) + ': ' + r.formatTime(data.time) + '.</p>' +
+                         '<table id="turnbyturn" />').replace(/~/g,"'");
                $('#sidebar_content').html(html);
                // Add each row
                var cumulative=0;
                $('#sidebar_content').html(html);
                // Add each row
                var cumulative=0;
@@ -209,18 +221,31 @@ OSM.Routing=function(map,name,jqSearch) {
                        $('#turnbyturn').append(row);
                        cumulative+=step[3];
                }
                        $('#turnbyturn').append(row);
                        cumulative+=step[3];
                }
+               $('#sidebar_content').append('<p id="routing_credit">' + r.chosenEngine.creditline + '</p>');
+
        };
        r.clickTurn=function(num,latlng) {
                r.popup=L.popup().setLatLng(latlng).setContent("<p>"+(num+1)+"</p>").openOn(r.map);
        };
        };
        r.clickTurn=function(num,latlng) {
                r.popup=L.popup().setLatLng(latlng).setContent("<p>"+(num+1)+"</p>").openOn(r.map);
        };
+       r.formatDistance=function(m) {
+               if      (m < 1000 ) { return Math.round(m) + "m"; }
+               else if (m < 10000) { return (m/1000.0).toFixed(1) + "km"; }
+               else                { return Math.round(m / 1000)  + "km"; }
+       };
+       r.formatTime=function(s) {
+               var d=new Date(s*1000); var h=d.getHours(); var m=d.getMinutes();
+               return h+":"+(m<10 ? '0' : '')+m;
+       };
 
        // Close all routing UI
        
        r.close=function() {
                $("#content").addClass("overlay-sidebar");
 
        // Close all routing UI
        
        r.close=function() {
                $("#content").addClass("overlay-sidebar");
-               var remove=[r.polyline,r.popup,r.marker_from,r.marker_to];
+               r.route_from=r.route_to=null;
+               $(".query_wrapper.routing input").val("");
+               var remove=['polyline','popup','marker_from','marker_to'];
                for (var i=0; i<remove.length; i++) {
                for (var i=0; i<remove.length; i++) {
-                       if (remove[i]) map.removeLayer(remove[i]);
+                       if (r[remove[i]]) { map.removeLayer(r[remove[i]]); r[remove[i]]=null; }
                }
        };
 
                }
        };
 
@@ -228,7 +253,7 @@ OSM.Routing=function(map,name,jqSearch) {
 
        // Add all engines
        var list=OSM.RoutingEngines.list;
 
        // Add all engines
        var list=OSM.RoutingEngines.list;
-       list.sort(function(a,b) { return a.name>b.name; });
+       list.sort(function(a,b) { return I18n.t(a.name)>I18n.t(b.name); });
        var select=r.jqSearch.find('select.routing_engines');
        for (var i=0; i<list.length; i++) {
                // Set up JSONP callback
        var select=r.jqSearch.find('select.routing_engines');
        for (var i=0; i<list.length; i++) {
                // Set up JSONP callback
@@ -238,9 +263,23 @@ OSM.Routing=function(map,name,jqSearch) {
                                script.src = url+r.name+".gotRoute"+num;
                                document.body.appendChild(script); 
                        };
                                script.src = url+r.name+".gotRoute"+num;
                                document.body.appendChild(script); 
                        };
-                       r['gotRoute'+num]=function(data) { r.awaitingRoute=false; list[num].gotRoute(r,data); };
+                       list[num].requestCORS=function(url) {
+                               $.ajax({ url: url, method: "GET", data: {}, dataType: 'json', success: r['gotRoute'+num] });
+                       };
+                       r['gotRoute'+num]=function(data) { 
+                               r.awaitingRoute=false;
+                               $(".query_wrapper.routing .spinner").hide();
+                               if (!list[num].gotRoute(r,data)) {
+                                       // No route found
+                                       if (r.polyline) {
+                                               map.removeLayer(r.polyline);
+                                               r.polyline=null;
+                                       }
+                                       if (!r.dragging) { alert(I18n.t('javascripts.directions.errors.no_route')); }
+                               }
+                       };
                }
                }
-               select.append("<option value='"+i+"'>"+list[i].name+"</option>");
+               select.append("<option value='"+i+"'>"+I18n.t(list[i].name)+"</option>");
        }
        r.engines=list;
        r.chosenEngine=list[0]; // default to first engine
        }
        r.engines=list;
        r.chosenEngine=list[0]; // default to first engine
@@ -248,6 +287,9 @@ OSM.Routing=function(map,name,jqSearch) {
        // Choose an engine on dropdown change
        r.selectEngine=function(e) {
                r.chosenEngine=r.engines[e.target.selectedIndex];
        // Choose an engine on dropdown change
        r.selectEngine=function(e) {
                r.chosenEngine=r.engines[e.target.selectedIndex];
+               if (r.polyline){ // and if a route is currently showing, must also refresh, else confusion
+                       r.requestRoute(true, false);
+               }
        };
        // Choose an engine by name
        r.chooseEngine=function(name) {
        };
        // Choose an engine by name
        r.chooseEngine=function(name) {