X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/149182f62009012447eadf66dd38aaa1b30090f9..ed75d4710b0d4aec2c57f610083762d6fd63e9c9:/app/assets/javascripts/routing.js.erb?ds=inline diff --git a/app/assets/javascripts/routing.js.erb b/app/assets/javascripts/routing.js.erb index 7f18aa472..fc2bb8d30 100644 --- a/app/assets/javascripts/routing.js.erb +++ b/app/assets/javascripts/routing.js.erb @@ -1,265 +1,357 @@ /* - osm.org routing interface - - See also: - https://github.com/apmon/openstreetmap-website/tree/routing2 - https://github.com/apmon/openstreetmap-website/compare/routing2 - https://github.com/apmon/openstreetmap-website/blob/9755c3ae0a8d0684d43760f91dc864ff42d8477a/app/views/routing/start.js.erb - - *** draggable start/end markers - *** 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 GraphHopper engine + osm.org routing interface */ -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 ROUTING_POLYLINE={ - color: '#03f', - opacity: 0.3, - weight: 10 +var TURN_INSTRUCTIONS = []; + +var ROUTING_POLYLINE = { + color: '#03f', + opacity: 0.3, + weight: 10 }; +var ROUTING_POLYLINE_HIGHLIGHT = { + color: '#ff0', + opacity: 0.5, + weight: 12 +}; -OSM.RoutingEngines={ - list: [] - // common functions and constants, e.g. OSRM parser, can go here +OSM.RoutingEngines = { + list: [], + add: function (supportsHTTPS, engine) { + if (document.location.protocol == "http:" || supportsHTTPS) this.list.push(engine); + } }; -OSM.Routing=function(map,name,jqSearch) { - var r={}; - - 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.route_from=null; // null=unset, false=awaiting response, [lat,lon]=geocoded - 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.viaPoints=[]; // not yet used - - r.polyline=null; // Leaflet polyline object - r.popup=null; // Leaflet popup object - r.marker_from=null; // Leaflet from marker - r.marker_to=null; // Leaflet to marker - - r.chosenEngine=null; // currently selected routing engine - - var icon_from = L.icon({ - iconUrl: <%= asset_path('marker-green.png').to_json %>, - iconSize: [25, 41], - iconAnchor: [12, 41], - popupAnchor: [1, -34], - shadowUrl: <%= asset_path('images/marker-shadow.png').to_json %>, - shadowSize: [41, 41] - }); - var icon_to = L.icon({ - iconUrl: <%= asset_path('marker-red.png').to_json %>, - iconSize: [25, 41], - iconAnchor: [12, 41], - popupAnchor: [1, -34], - shadowUrl: <%= asset_path('images/marker-shadow.png').to_json %>, - shadowSize: [41, 41] - }); - - // Geocoding - - r.geocode=function(id,event) { var _this=this; - var field=event.target; - var v=event.target.value; - // *** do something if v=='' - var querystring = '<%= NOMINATIM_URL %>search?q=' + encodeURIComponent(v) + '&format=json'; - // *** &accept-language=<%#= request.user_preferred_languages.join(',') %> - // *** prefer current viewport - r[field.id]=false; - $.getJSON(querystring, function(json) { _this._gotGeocode(json,field); }); - }; - - r._gotGeocode=function(json,field) { - if (json.length==0) { - alert("Sorry, couldn't find that place."); // *** internationalise - r[field.id]=null; - return; - } - field.value=json[0].display_name; - var lat=Number(json[0].lat), lon=Number(json[0].lon); - r[field.id]=[lat,lon]; - r.updateMarker(field.id); - if (r.awaitingGeocode) { - r.awaitingGeocode=false; - r.requestRoute(true); - } - }; - - // 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 - r.createMarker(ll,id); - r.setNumericInput(ll,id); - r.requestRoute(true); - // update to/from field - }; - r.createMarker=function(latlng,id) { - if (r[id]) r.map.removeLayer(r[id]); - r[id]=L.marker(latlng, { - icon: id=='marker_from' ? icon_from : icon_to, - draggable: true, - name: id - }).addTo(r.map); - r[id].on('drag',r.markerDragged); - r[id].on('dragend',r.markerDragged); - }; - // Update marker from geocoded route input - r.updateMarker=function(id) { - var m=id.replace('route','marker'); - if (!r[m]) { r.createMarker(r[id],m); return; } - var ll=r[m].getLatLng(); - if (ll.lat!=r[id][0] || ll.lng!=r[id][1]) { - r.createMarker(r[id],m); - } - }; - // Marker has been dragged - r.markerDragged=function(e) { - if (e.type=='drag' && !r.chosenEngine.draggable) return; - if (e.type=='drag' && r.awaitingRoute) return; - r.setNumericInput(e.target.getLatLng(), e.target.options.name); - r.requestRoute(e.type=='dragend'); - }; - // Set a route input field to a numeric value - r.setNumericInput=function(ll,id) { - var routeid=id.replace('marker','route'); - r[routeid]=[ll.lat,ll.lng]; - $("[name="+routeid+"]:visible").val(Math.round(ll.lat*10000)/10000+" "+Math.round(ll.lng*10000)/10000); - } - - // Route-fetching UI - - r.requestRoute=function(isFinal) { - if (r.route_from && r.route_to) { - r.awaitingRoute=true; - r.chosenEngine.getRoute(isFinal,[r.route_from,r.route_to]); - // 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 - r.awaitingGeocode=true; - } - }; - - // Take an array of Leaflet LatLngs and draw it as a polyline - r.setPolyline=function(line) { - if (r.polyline) map.removeLayer(r.polyline); - r.polyline=L.polyline(line, ROUTING_POLYLINE).addTo(r.map); - // r.map.fitBounds(r.polyline.getBounds()); - // *** ^^^ we only want to do this for geocode-originated routes - }; - - // 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(); - var html='

Directions

'.replace(/~/g,"'"); - html+=""; - $('#sidebar_content').html(html); - // Add each row - var cumulative=0; - for (var i=0; i"); - row.append("
"); - row.append(""+step[2]); - row.append(""+dist); - with ({ num: i, ll: step[0] }) { - row.on('click',function(e) { r.clickTurn(num, ll); }); - }; - $('#turnbyturn').append(row); - cumulative+=step[3]; - } - }; - r.clickTurn=function(num,latlng) { - r.popup=L.popup().setLatLng(latlng).setContent("

"+(num+1)+"

").openOn(r.map); - }; - - // Close all routing UI - - r.close=function() { - $("#content").addClass("overlay-sidebar"); - var remove=[r.polyline,r.popup,r.marker_from,r.marker_to]; - for (var i=0; ib.name; }); - var select=r.jqSearch.find('select.routing_engines'); - for (var i=0; i"+list[i].name+""); - } - r.engines=list; - r.chosenEngine=list[0]; // default to first engine - - // Choose an engine on dropdown change - r.selectEngine=function(e) { - r.chosenEngine=r.engines[e.target.selectedIndex]; - }; - // Choose an engine by name - r.chooseEngine=function(name) { - for (var i=0; i, + iconSize: [25, 41], + iconAnchor: [12, 41], + popupAnchor: [1, -34], + shadowUrl: <%= asset_path('images/marker-shadow.png').to_json %>, + shadowSize: [41, 41] + }); + + var icon_to = L.icon({ + iconUrl: <%= asset_path('marker-red.png').to_json %>, + iconSize: [25, 41], + iconAnchor: [12, 41], + popupAnchor: [1, -34], + shadowUrl: <%= asset_path('images/marker-shadow.png').to_json %>, + shadowSize: [41, 41] + }); + + // Geocoding + + r.geocode = function (id, event) { + var _this = this; + var field = event.target; + var v = event.target.value; + var querystring = '<%= NOMINATIM_URL %>search?q=' + encodeURIComponent(v) + '&format=json'; + // *** &accept-language=<%#= request.user_preferred_languages.join(',') %> + r[field.id] = false; + $.getJSON(querystring, function (json) { + _this._gotGeocode(json, field); + }); + }; + + r._gotGeocode = function (json, field) { + if (json.length == 0) { + alert(I18n.t('javascripts.directions.errors.no_place')); + r[field.id] = null; + return; + } + field.value = json[0].display_name; + var lat = Number(json[0].lat), lon = Number(json[0].lon); + r[field.id] = [lat, lon]; + r.updateMarker(field.id); + if (r.awaitingGeocode) { + r.awaitingGeocode = false; + r.requestRoute(true, true); + } + }; + + // Drag and drop markers + + r.handleDrop = function (e) { + 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.requestRoute(true, false); + // update to/from field + }; + + r.createMarker = function (latlng, id) { + if (r[id]) r.map.removeLayer(r[id]); + r[id] = L.marker(latlng, { + icon: id == 'marker_from' ? icon_from : icon_to, + draggable: true, + name: id + }).addTo(r.map); + r[id].on('drag', r.markerDragged); + r[id].on('dragend', r.markerDragged); + }; + + // Update marker from geocoded route input + r.updateMarker = function (id) { + var m = id.replace('route', 'marker'); + if (!r[m]) { + r.createMarker(r[id], m); + return; + } + var ll = r[m].getLatLng(); + if (ll.lat != r[id][0] || ll.lng != r[id][1]) { + r.createMarker(r[id], m); + } + }; + + // Marker has been dragged + r.markerDragged = function (e) { + 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.requestRoute(!r.dragging, false); + }; + + // Set a route input field to a numeric value + r.setNumericInput = function (ll, id) { + var routeid = id.replace('marker', 'route'); + r[routeid] = [ll.lat, ll.lng]; + $("[name=" + routeid + "]:visible").val(Math.round(ll.lat * 10000) / 10000 + " " + Math.round(ll.lng * 10000) / 10000); + }; + + // Route-fetching UI + + r.requestRoute = function (isFinal, updateZoom) { + 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]); + 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 + r.awaitingGeocode = true; + } + }; + + // Take an array of Leaflet LatLngs and draw it as a polyline + r.setPolyline = function (line) { + if (r.polyline) map.removeLayer(r.polyline); + r.polyline = L.polyline(line, ROUTING_POLYLINE).addTo(r.map); + }; + + // Take directions and write them out + // data = { steps: array of [latlng, sprite number, instruction text, distance in metres, highlightPolyline] } + // sprite numbers equate to OSRM's route_instructions turn values + r.setItinerary = function (data) { + // Create base table + $("#content").removeClass("overlay-sidebar"); + $('#sidebar_content').empty(); + var html = ('

' + + '' + I18n.t('javascripts.directions.directions') + + '

' + + I18n.t('javascripts.directions.distance') + ': ' + r.formatDistance(data.distance) + '. ' + + I18n.t('javascripts.directions.time') + ': ' + r.formatTime(data.time) + '.

' + + '').replace(/~/g, "'"); + $('#sidebar_content').html(html); + // Add each row + var cumulative = 0; + for (var i = 0; i < data.steps.length; i++) { + var step = data.steps[i]; + // Distance + var dist = step[3]; + if (dist < 5) { + dist = ""; + } + else if (dist < 200) { + dist = Math.round(dist / 10) * 10 + "m"; + } + else if (dist < 1500) { + dist = Math.round(dist / 100) * 100 + "m"; + } + else if (dist < 5000) { + dist = Math.round(dist / 100) / 10 + "km"; + } + else { + dist = Math.round(dist / 1000) + "km"; + } + // Add to table + var row = $(""); + row.append("
"); + row.append("" + step[2]); + row.append("" + dist); + with ({ instruction: step[2], ll: step[0], lineseg: step[4] }) { + row.on('click', function (e) { + r.clickTurn(instruction, ll); + }); + row.hover(function (e) { + r.highlightSegment(lineseg); + }, function (e) { + r.unhighlightSegment(); + }); + } + ; + $('#turnbyturn').append(row); + cumulative += step[3]; + } + $('#sidebar_content').append('

' + I18n.t('javascripts.directions.instructions.courtesy', {link: r.chosenEngine.creditline}) + '

'); + }; + + r.clickTurn = function (instruction, latlng) { + r.popup = L.popup().setLatLng(latlng).setContent("

" + instruction + "

").openOn(r.map); + }; + + r.highlightSegment = function (lineseg) { + if (r.highlighted) map.removeLayer(r.highlighted); + r.highlighted = L.polyline(lineseg, ROUTING_POLYLINE_HIGHLIGHT).addTo(r.map); + }; + + r.unhighlightSegment = function () { + if (r.highlighted) map.removeLayer(r.highlighted); + }; + + 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 m = Math.round(s / 60); + var h = Math.floor(m / 60); + m -= h * 60; + return h + ":" + (m < 10 ? '0' : '') + m; + }; + + // Close all routing UI + + r.close = function () { + $("#content").addClass("overlay-sidebar"); + 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++) { + if (r[remove[i]]) { + map.removeLayer(r[remove[i]]); + r[remove[i]] = null; + } + } + }; + + // Routing engine handling + + // Add all engines + var list = OSM.RoutingEngines.list; + 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 + with ({num: i}) { + list[num].requestJSONP = function (url) { + var script = document.createElement('script'); + script.src = url + r.name + ".gotRoute" + num; + document.body.appendChild(script); + }; + 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(""); + } + + r.engines = list; + r.chosenEngine = list[0]; // default to first engine + + // 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) { + for (var i = 0; i < r.engines.length; i++) { + if (r.engines[i].name == name) { + r.chosenEngine = r.engines[i]; + r.jqSearch.find('select.routing_engines').val(i); + } + } + }; + + return r; };