//= require_self
//= require_tree ./directions_engines
-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.DirectionsEngines = {
- list: [],
- add: function (supportsHTTPS, engine) {
- if (document.location.protocol == "http:" || supportsHTTPS) this.list.push(engine);
- }
-};
-
-OSM.Directions = 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.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.dragging = false; // true if the user is dragging a start/end point
- 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]
+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 polyline = L.polyline([], {
+ color: '#03f',
+ opacity: 0.3,
+ weight: 10
});
- 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]
+ var highlight = L.polyline([], {
+ color: '#ff0',
+ opacity: 0.5,
+ weight: 12
});
- // 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;
- $.getJSON(querystring, function (json) {
- _this._gotGeocode(json, field);
- });
- };
-
- r._gotGeocode = function (json, field) {
- if (json.length == 0) {
- alert(I18n.t('javascripts.directions.errors.no_place'));
- r[field.id] = null;
- return;
- }
- field.value = json[0].display_name;
- var lat = Number(json[0].lat), lon = Number(json[0].lon);
- r[field.id] = [lat, lon];
- r.updateMarker(field.id);
- if (r.awaitingGeocode) {
- r.awaitingGeocode = false;
- r.requestRoute(true, true);
- }
- };
-
- // Drag and drop markers
-
- r.handleDrop = function (e) {
- var oe = e.originalEvent;
- var id = oe.dataTransfer.getData('id');
- var pt = L.DomEvent.getMousePosition(oe, map.getContainer()); // co-ordinates of the mouse pointer at present
- pt.x += Number(oe.dataTransfer.getData('offsetX'));
- pt.y += Number(oe.dataTransfer.getData('offsetY'));
- var ll = map.containerPointToLatLng(pt);
- r.createMarker(ll, id);
- r.setNumericInput(ll, id);
- r.requestRoute(true, false);
- // update to/from field
- };
-
- r.createMarker = function (latlng, id) {
- if (r[id]) r.map.removeLayer(r[id]);
- r[id] = L.marker(latlng, {
- icon: id == 'marker_from' ? icon_from : icon_to,
- draggable: true,
- name: id
- }).addTo(r.map);
- r[id].on('drag', r.markerDragged);
- r[id].on('dragend', r.markerDragged);
- };
+ var endpoints = [
+ Endpoint($("input[name='route_from']"), <%= asset_path('marker-green.png').to_json %>),
+ Endpoint($("input[name='route_to']"), <%= asset_path('marker-red.png').to_json %>)
+ ];
- // 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);
- }
- };
+ function Endpoint(input, iconUrl) {
+ var endpoint = {};
+
+ endpoint.marker = L.marker([0, 0], {
+ icon: L.icon({
+ iconUrl: iconUrl,
+ iconSize: [25, 41],
+ iconAnchor: [12, 41],
+ popupAnchor: [1, -34],
+ shadowUrl: <%= asset_path('images/marker-shadow.png').to_json %>,
+ shadowSize: [41, 41]
+ }),
+ draggable: true
+ });
- // 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);
- };
+ endpoint.marker.on('drag dragend', function (e) {
+ dragging = (e.type == 'drag');
+ if (dragging && !chosenEngine.draggable) return;
+ if (dragging && awaitingRoute) return;
+ endpoint.setLatLng(e.target.getLatLng());
+ r.requestRoute(!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);
- };
+ input.on("change", function (e) {
+ endpoint.awaitingGeocode = true;
- // Route-fetching UI
+ $.getJSON('<%= NOMINATIM_URL %>search?q=' + encodeURIComponent(e.target.value) + '&format=json', function (json) {
+ endpoint.awaitingGeocode = false;
- 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;
- }
- };
+ if (json.length == 0) {
+ alert(I18n.t('javascripts.directions.errors.no_place'));
+ return;
+ }
- // 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);
- };
+ input.val(json[0].display_name);
- // 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");
- $('#sidebar_content').empty();
- var html = ('<h2><a class="geolink" href="#" onclick="$(~.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;
- 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 = $("<tr class='turn'/>");
- row.append("<td class='direction i" + step[1] + "'> ");
- row.append("<td class='instruction'>" + step[2]);
- row.append("<td class='distance'>" + 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('<p id="routing_credit">' + I18n.t('javascripts.directions.instructions.courtesy', {link: r.chosenEngine.creditline}) + '</p>');
- };
+ endpoint.latlng = L.latLng(json[0]);
+ endpoint.marker
+ .setLatLng(endpoint.latlng)
+ .addTo(map);
- r.clickTurn = function (instruction, latlng) {
- r.popup = L.popup().setLatLng(latlng).setContent("<p>" + instruction + "</p>").openOn(r.map);
- };
+ if (awaitingGeocode) {
+ awaitingGeocode = false;
+ r.requestRoute(true, true);
+ }
+ });
+ });
- r.highlightSegment = function (lineseg) {
- if (r.highlighted) map.removeLayer(r.highlighted);
- r.highlighted = L.polyline(lineseg, ROUTING_POLYLINE_HIGHLIGHT).addTo(r.map);
- };
+ endpoint.setLatLng = function (ll) {
+ input.val(Math.round(ll.lat * 10000) / 10000 + " " + Math.round(ll.lng * 10000) / 10000);
+ endpoint.latlng = ll;
+ endpoint.marker
+ .setLatLng(ll)
+ .addTo(map);
+ };
- r.unhighlightSegment = function () {
- if (r.highlighted) map.removeLayer(r.highlighted);
- };
+ return endpoint;
+ }
- r.formatDistance = function (m) {
+ function formatDistance(m) {
if (m < 1000) {
return Math.round(m) + "m";
- }
- else if (m < 10000) {
+ } else if (m < 10000) {
return (m / 1000.0).toFixed(1) + "km";
- }
- else {
+ } else {
return Math.round(m / 1000) + "km";
}
- };
+ }
- r.formatTime = function (s) {
+ function formatTime(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
+ var engines = OSM.Directions.engines;
- r.close = function () {
+ engines.sort(function (a, b) {
+ return I18n.t(a.name) > I18n.t(b.name);
+ });
+
+ var select = $('select.routing_engines');
+
+ for (var i = 0; i < engines.length; i++) {
+ var engine = engines[i];
+
+ select.append("<option value='" + i + "'>" + I18n.t(engine.name) + "</option>");
+
+ if (engine.name == 'javascripts.directions.engines.osrm_car') {
+ chosenEngine = engine;
+ select.val(i);
+ }
+ }
+
+ select.on("change", function (e) {
+ chosenEngine = engines[e.target.selectedIndex];
+ if (map.hasLayer(polyline)) { // and if a route is currently showing, must also refresh, else confusion
+ r.requestRoute(true, false);
+ }
+ });
+
+ $(".get_directions").on("click", function (e) {
+ e.preventDefault();
+ $(".search").hide();
+ $(".routing").show();
+ $(".search_form input[type='submit']").addClass("routing_submit");
+ $(".query_wrapper.routing [name=route_from]").focus();
+
+ $("#map").on('dragend dragover', function (e) {
+ e.preventDefault();
+ });
+
+ $("#map").on('drop', function (e) {
+ e.preventDefault();
+ 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);
+ endpoints[id === 'marker_from' ? 0 : 1].setLatLng(ll);
+ r.requestRoute(true, false);
+ });
+
+ $(".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);
+ });
+ });
+
+ $(".close_directions").on("click", function (e) {
+ e.preventDefault();
+ $(".search").show();
+ $(".routing").hide();
+ $(".search_form input[type='submit']").removeClass("routing_submit");
$("#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;
- }
+ map
+ .removeLayer(popup)
+ .removeLayer(polyline)
+ .removeLayer(endpoints[0].marker)
+ .removeLayer(endpoints[1].marker);
+ endpoints[0].latlng = endpoints[1].latlng = null;
+ $("#map").off('dragend drop dragover');
+ $(".routing_marker").off('dragstart');
+ $(".query_wrapper.search [name=query]").focus();
+ });
+
+ var r = {};
+
+ r.requestRoute = function (isFinal, updateZoom) {
+ if (endpoints[0].awaitingGeocode || endpoints[1].awaitingGeocode) {
+ awaitingGeocode = true;
+ return;
}
- };
- // Routing engine handling
+ var origin = endpoints[0].latlng,
+ destination = endpoints[1].latlng;
- // Add all engines
- var list = OSM.DirectionsEngines.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'));
- }
- }
- };
+ if (!origin || !destination) {
+ return;
}
- select.append("<option value='" + i + "'>" + I18n.t(list[i].name) + "</option>");
- }
- r.engines = list;
- r.chosenEngine = list[0]; // default to first engine
+ $(".query_wrapper.routing .spinner").show();
+ awaitingRoute = true;
- // 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);
+ if (updateZoom) {
+ map.fitBounds(L.latLngBounds(origin, destination).pad(0.05));
}
- };
- // 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);
+ chosenEngine.getRoute(isFinal, [origin, destination], function (err, route) {
+ awaitingRoute = false;
+
+ $(".query_wrapper.routing .spinner").hide();
+
+ if (err) {
+ map.removeLayer(polyline);
+
+ if (!dragging) {
+ alert(I18n.t('javascripts.directions.errors.no_route'));
+ }
+
+ return;
}
- }
- };
- $("input[name='route_from']").on("change", function (e) {
- r.geocode('route_from', e);
- });
+ polyline
+ .setLatLngs(route.line)
+ .addTo(map);
+
+ $("#content").removeClass("overlay-sidebar");
+
+ var html = ('<h2><a class="geolink" href="#" onclick="$(~.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') + ': ' + formatDistance(route.distance) + '. ' +
+ I18n.t('javascripts.directions.time') + ': ' + formatTime(route.time) + '.</p>' +
+ '<table id="turnbyturn" />').replace(/~/g, "'");
+
+ $('#sidebar_content')
+ .html(html);
+
+ // Add each row
+ var cumulative = 0;
+ route.steps.forEach(function (step) {
+ var ll = step[0],
+ direction = step[1],
+ instruction = step[2],
+ dist = step[3],
+ lineseg = step[4];
+
+ cumulative += dist;
+
+ 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";
+ }
- $("input[name='route_to']").on("change", function (e) {
- r.geocode('route_to', e);
- });
+ var row = $("<tr class='turn'/>");
+ row.append("<td class='direction i" + direction + "'> ");
+ row.append("<td class='instruction'>" + instruction);
+ row.append("<td class='distance'>" + dist);
- $("select[name='routing_engines']").on("change", function (e) {
- r.selectEngine(e);
- });
+ row.on('click', function () {
+ popup
+ .setLatLng(ll)
+ .setContent("<p>" + instruction + "</p>")
+ .openOn(map);
+ });
+
+ row.hover(function () {
+ highlight
+ .setLatLngs(lineseg)
+ .addTo(map);
+ }, function () {
+ map.removeLayer(highlight);
+ });
+
+ $('#turnbyturn').append(row);
+ });
+
+ $('#sidebar_content').append('<p id="routing_credit">' +
+ I18n.t('javascripts.directions.instructions.courtesy', {link: chosenEngine.creditline}) +
+ '</p>');
+ });
+ };
return r;
};
+
+OSM.Directions.engines = [];
+
+OSM.Directions.addEngine = function (engine, supportsHTTPS) {
+ if (document.location.protocol == "http:" || supportsHTTPS) {
+ OSM.Directions.engines.push(engine);
+ }
+};
-GraphHopperEngine = function (vehicleName, vehicleParam, locale) {
- this.vehicleName = vehicleName;
- this.vehicleParam = vehicleParam;
- //At this point the local system isn't correctly initialised yet, so we don't have accurate information about current locale
- this.locale = locale;
- if (!locale)
- this.locale = "en";
-};
+function GraphHopperEngine(vehicleName, vehicleParam) {
+ var GH_INSTR_MAP = {
+ "-3": 6, // sharp left
+ "-2": 7, // left
+ "-1": 8, // slight left
+ 0: 0, // straight
+ 1: 1, // slight right
+ 2: 2, // right
+ 3: 3, // sharp right
+ 4: -1, // finish reached
+ 5: -1 // via reached
+ };
-GraphHopperEngine.prototype.createConfig = function () {
- var that = this;
return {
- name: "javascripts.directions.engines.graphhopper_" + this.vehicleName.toLowerCase(),
+ name: "javascripts.directions.engines.graphhopper_" + vehicleName.toLowerCase(),
creditline: '<a href="http://graphhopper.com/" target="_blank">Graphhopper</a>',
draggable: false,
- _hints: {},
- getRoute: function (isFinal, points) {
+ getRoute: function (isFinal, points, callback) {
// documentation
// https://github.com/graphhopper/graphhopper/blob/master/docs/web/api-doc.md
var url = "http://graphhopper.com/api/1/route?"
- + that.vehicleParam
+ + vehicleParam
+ "&locale=" + I18n.currentLocale()
- + "&key=LijBPDQGfu7Iiq80w3HzwB4RUDJbMbhs6BU0dEnn";
+ + "&key=LijBPDQGfu7Iiq80w3HzwB4RUDJbMbhs6BU0dEnn"
+ + "&type=jsonp";
for (var i = 0; i < points.length; i++) {
- var pair = points[i].join(',');
- url += "&point=" + pair;
+ url += "&point=" + points[i].lat + ',' + points[i].lng;
}
+
if (isFinal)
url += "&instructions=true";
- // GraphHopper supports json too
- this.requestJSONP(url + "&type=jsonp&callback=");
- },
- gotRoute: function (router, data) {
- if (!data.paths || data.paths.length == 0)
- return false;
+ $.ajax({
+ url: url,
+ dataType: 'jsonp',
+ success: function (data) {
+ if (!data.paths || data.paths.length == 0)
+ return callback(true);
- // Draw polyline
- var path = data.paths[0];
- var line = L.PolylineUtil.decode(path.points);
- router.setPolyline(line);
- // Assemble instructions
- var steps = [];
- var len = path.instructions.length;
- for (i = 0; i < len; i++) {
- var instr = path.instructions[i];
- var instrCode = (i === len - 1) ? 15 : this.GH_INSTR_MAP[instr.sign];
- var instrText = "<b>" + (i + 1) + ".</b> ";
- instrText += instr.text;
- var latLng = line[instr.interval[0]];
- var distInMeter = instr.distance;
- steps.push([
- {lat: latLng.lat, lng: latLng.lng},
- instrCode,
- instrText,
- distInMeter,
- []
- ]); // TODO does graphhopper map instructions onto line indices?
- }
- router.setItinerary({ steps: steps, distance: path.distance, time: path.time / 1000 });
- return true;
- },
+ var path = data.paths[0];
+ var line = L.PolylineUtil.decode(path.points);
+
+ var steps = [];
+ var len = path.instructions.length;
+ for (var i = 0; i < len; i++) {
+ var instr = path.instructions[i];
+ var instrCode = (i === len - 1) ? 15 : GH_INSTR_MAP[instr.sign];
+ var instrText = "<b>" + (i + 1) + ".</b> ";
+ instrText += instr.text;
+ var latLng = line[instr.interval[0]];
+ var distInMeter = instr.distance;
+ steps.push([
+ {lat: latLng.lat, lng: latLng.lng},
+ instrCode,
+ instrText,
+ distInMeter,
+ []
+ ]); // TODO does graphhopper map instructions onto line indices?
+ }
- GH_INSTR_MAP: {
- "-3": 6, // sharp left
- "-2": 7, // left
- "-1": 8, // slight left
- 0: 0, // straight
- 1: 1, // slight right
- 2: 2, // right
- 3: 3, // sharp right
- 4: -1, // finish reached
- 5: -1 // via reached
+ callback(null, {
+ line: line,
+ steps: steps,
+ distance: path.distance,
+ time: path.time / 1000
+ });
+ }
+ });
}
};
-};
+}
-OSM.DirectionsEngines.add(false, new GraphHopperEngine("Bicycle", "vehicle=bike").createConfig());
-OSM.DirectionsEngines.add(false, new GraphHopperEngine("Foot", "vehicle=foot").createConfig());
+OSM.Directions.addEngine(GraphHopperEngine("Bicycle", "vehicle=bike"), false);
+OSM.Directions.addEngine(GraphHopperEngine("Foot", "vehicle=foot"), false);
// http://open.mapquestapi.com/directions/
// https://github.com/apmon/openstreetmap-website/blob/21edc353a4558006f0ce23f5ec3930be6a7d4c8b/app/controllers/routing_controller.rb#L153
-MapQuestEngine = function (vehicleName, vehicleParam, locale) {
- this.vehicleName = vehicleName;
- this.vehicleParam = vehicleParam;
- this.locale = locale;
- if (!locale)
- this.locale = "en";
-};
+function MapQuestEngine(vehicleName, vehicleParam) {
+ var MQ_SPRITE_MAP = {
+ 0: 1, // straight
+ 1: 2, // slight right
+ 2: 3, // right
+ 3: 4, // sharp right
+ 4: 5, // reverse
+ 5: 6, // sharp left
+ 6: 7, // left
+ 7: 8, // slight left
+ 8: 5, // right U-turn
+ 9: 5, // left U-turn
+ 10: 2, // right merge
+ 11: 8, // left merge
+ 12: 2, // right on-ramp
+ 13: 8, // left on-ramp
+ 14: 2, // right off-ramp
+ 15: 8, // left off-ramp
+ 16: 2, // right fork
+ 17: 8, // left fork
+ 18: 1 // straight fork
+ };
-MapQuestEngine.prototype.createConfig = function () {
- var that = this;
return {
- name: "javascripts.directions.engines.mapquest_" + this.vehicleName.toLowerCase(),
+ name: "javascripts.directions.engines.mapquest_" + vehicleName.toLowerCase(),
creditline: '<a href="http://www.mapquest.com/" target="_blank">MapQuest</a> <img src="http://developer.mapquest.com/content/osm/mq_logo.png">',
draggable: false,
- _hints: {},
-
- MQ_SPRITE_MAP: {
- 0: 1, // straight
- 1: 2, // slight right
- 2: 3, // right
- 3: 4, // sharp right
- 4: 5, // reverse
- 5: 6, // sharp left
- 6: 7, // left
- 7: 8, // slight left
- 8: 5, // right U-turn
- 9: 5, // left U-turn
- 10: 2, // right merge
- 11: 8, // left merge
- 12: 2, // right on-ramp
- 13: 8, // left on-ramp
- 14: 2, // right off-ramp
- 15: 8, // left off-ramp
- 16: 2, // right fork
- 17: 8, // left fork
- 18: 1 // straight fork
- },
- getRoute: function (isFinal, points) {
+ getRoute: function (isFinal, points, callback) {
var url = document.location.protocol + "//open.mapquestapi.com/directions/v2/route?key=Fmjtd%7Cluur290anu%2Crl%3Do5-908a0y";
var from = points[0];
var to = points[points.length - 1];
- url += "&from=" + from.join(',');
- url += "&to=" + to.join(',');
- url += "&" + that.vehicleParam;
+ url += "&from=" + from.lat + ',' + from.lng;
+ url += "&to=" + to.lat + ',' + to.lng;
+ url += "&" + vehicleParam;
//url+="&locale=" + I18n.currentLocale(); //Doesn't actually work. MapQuest requires full locale e.g. "de_DE", but I18n may only provides language, e.g. "de"
url += "&manMaps=false";
url += "&shapeFormat=raw&generalize=0&unit=k";
- this.requestCORS(url);
- },
- gotRoute: function (router, data) {
- if (data.info.statuscode != 0) return false;
+ $.ajax({
+ url: url,
+ success: function (data) {
+ if (data.info.statuscode != 0)
+ return callback(true);
- var poly = [];
- var shape = data.route.shape.shapePoints;
- for (var i = 0; i < shape.length; i += 2) {
- poly.push(L.latLng(shape[i], shape[i + 1]));
- }
- router.setPolyline(poly);
+ var line = [];
+ var shape = data.route.shape.shapePoints;
+ for (var i = 0; i < shape.length; i += 2) {
+ line.push(L.latLng(shape[i], shape[i + 1]));
+ }
- // data.route.shape.maneuverIndexes links turns to polyline positions
- // data.route.legs[0].maneuvers is list of turns
- var steps = [];
- var mq = data.route.legs[0].maneuvers;
- for (var i = 0; i < mq.length; i++) {
- var s = mq[i];
- var d;
- var linesegstart, linesegend, lineseg;
- linesegstart = data.route.shape.maneuverIndexes[i];
- if (i == mq.length - 1) {
- d = 15;
- linesegend = linesegstart + 1;
- } else {
- d = this.MQ_SPRITE_MAP[s.turnType];
- linesegend = data.route.shape.maneuverIndexes[i + 1] + 1;
- }
- lineseg = [];
- for (var j = linesegstart; j < linesegend; j++) {
- lineseg.push(L.latLng(data.route.shape.shapePoints[j * 2], data.route.shape.shapePoints[j * 2 + 1]));
+ // data.route.shape.maneuverIndexes links turns to polyline positions
+ // data.route.legs[0].maneuvers is list of turns
+ var steps = [];
+ var mq = data.route.legs[0].maneuvers;
+ for (var i = 0; i < mq.length; i++) {
+ var s = mq[i];
+ var d;
+ var linesegstart, linesegend, lineseg;
+ linesegstart = data.route.shape.maneuverIndexes[i];
+ if (i == mq.length - 1) {
+ d = 15;
+ linesegend = linesegstart + 1;
+ } else {
+ d = MQ_SPRITE_MAP[s.turnType];
+ linesegend = data.route.shape.maneuverIndexes[i + 1] + 1;
+ }
+ lineseg = [];
+ for (var j = linesegstart; j < linesegend; j++) {
+ lineseg.push(L.latLng(data.route.shape.shapePoints[j * 2], data.route.shape.shapePoints[j * 2 + 1]));
+ }
+ steps.push([L.latLng(s.startPoint.lat, s.startPoint.lng), d, s.narrative, s.distance * 1000, lineseg]);
+ }
+
+ callback(null, {
+ line: line,
+ steps: steps,
+ distance: data.route.distance * 1000,
+ time: data.route['time']
+ });
}
- steps.push([L.latLng(s.startPoint.lat, s.startPoint.lng), d, s.narrative, s.distance * 1000, lineseg]);
- }
- router.setItinerary({ steps: steps, distance: data.route.distance * 1000, time: data.route['time'] });
- return true;
+ });
}
};
-};
+}
-OSM.DirectionsEngines.add(true, new MapQuestEngine("Bicycle", "routeType=bicycle").createConfig());
-OSM.DirectionsEngines.add(true, new MapQuestEngine("Foot", "routeType=pedestrian").createConfig());
-OSM.DirectionsEngines.add(true, new MapQuestEngine("Car", "routeType=fastest").createConfig());
-// can be: routeType=fastest|shortest|pedestrian|multimodal|bicycle
+OSM.Directions.addEngine(MapQuestEngine("Bicycle", "routeType=bicycle"), true);
+OSM.Directions.addEngine(MapQuestEngine("Foot", "routeType=pedestrian"), true);
+OSM.Directions.addEngine(MapQuestEngine("Car", "routeType=fastest"), true);
// OSRM car engine
// Doesn't yet support hints
-OSRMEngine = function (vehicleName, baseURL, locale) {
- this.vehicleName = vehicleName;
- this.baseURL = baseURL;
- this.locale = locale;
- if (!locale)
- this.locale = "en";
-};
-
-OSRMEngine.prototype.createConfig = function () {
- var that = this;
+function OSRMEngine() {
return {
- name: "javascripts.directions.engines.osrm_" + this.vehicleName.toLowerCase(),
+ name: "javascripts.directions.engines.osrm_car",
creditline: '<a href="http://project-osrm.org/" target="_blank">OSRM</a>',
draggable: true,
- _hints: {},
- getRoute: function (isFinal, points) {
- var url = that.baseURL + "?z=14&output=json";
+ getRoute: function (isFinal, points, callback) {
+ var 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
+ ];
+
+ var url = "http://router.project-osrm.org/viaroute?z=14&output=json";
+
for (var i = 0; i < points.length; i++) {
- var pair = points[i].join(',');
- url += "&loc=" + pair;
- if (this._hints[pair]) url += "&hint=" + this._hints[pair];
+ url += "&loc=" + points[i].lat + ',' + points[i].lng;
}
- if (isFinal) url += "&instructions=true";
- this.requestCORS(url);
- },
- gotRoute: function (router, data) {
- if (data.status == 207) {
- return false;
- }
- // Draw polyline
- var line = L.PolylineUtil.decode(data.route_geometry);
- for (i = 0; i < line.length; i++) {
- line[i].lat /= 10;
- line[i].lng /= 10;
- }
- router.setPolyline(line);
- // Assemble instructions
- var steps = [];
- for (i = 0; i < data.route_instructions.length; i++) {
- var s = data.route_instructions[i];
- var linesegend;
- var instCodes = s[0].split('-');
- var instText = "<b>" + (i + 1) + ".</b> ";
- instText += TURN_INSTRUCTIONS[instCodes[0]];
- if (instCodes[1]) {
- instText += "exit " + instCodes[1] + " ";
- }
- if (instCodes[0] != 15) {
- instText += s[1] ? "<b>" + s[1] + "</b>" : I18n.t('javascripts.directions.instructions.unnamed');
- }
- if ((i + 1) < data.route_instructions.length) {
- linesegend = data.route_instructions[i + 1][3] + 1;
- } else {
- linesegend = s[3] + 1;
+ if (isFinal)
+ url += "&instructions=true";
+
+ $.ajax({
+ url: url,
+ dataType: 'json',
+ success: function (data) {
+ if (data.status == 207)
+ return callback(true);
+
+ var line = L.PolylineUtil.decode(data.route_geometry);
+ for (var i = 0; i < line.length; i++) {
+ line[i].lat /= 10;
+ line[i].lng /= 10;
+ }
+
+ var steps = [];
+ for (i = 0; i < data.route_instructions.length; i++) {
+ var s = data.route_instructions[i];
+ var linesegend;
+ var instCodes = s[0].split('-');
+ var instText = "<b>" + (i + 1) + ".</b> ";
+ instText += TURN_INSTRUCTIONS[instCodes[0]];
+ if (instCodes[1]) {
+ instText += "exit " + instCodes[1] + " ";
+ }
+ if (instCodes[0] != 15) {
+ instText += s[1] ? "<b>" + s[1] + "</b>" : I18n.t('javascripts.directions.instructions.unnamed');
+ }
+ if ((i + 1) < data.route_instructions.length) {
+ linesegend = data.route_instructions[i + 1][3] + 1;
+ } else {
+ linesegend = s[3] + 1;
+ }
+ steps.push([line[s[3]], s[0].split('-')[0], instText, s[2], line.slice(s[3], linesegend)]);
+ }
+
+ callback(null, {
+ line: line,
+ steps: steps,
+ distance: data.route_summary.total_distance,
+ time: data.route_summary.total_time
+ });
}
- steps.push([line[s[3]], s[0].split('-')[0], instText, s[2], line.slice(s[3], linesegend)]);
- }
- if (steps.length) router.setItinerary({ steps: steps, distance: data.route_summary.total_distance, time: data.route_summary.total_time });
- return true;
+ });
}
};
-};
+}
-OSM.DirectionsEngines.add(false, new OSRMEngine("Car", "http://router.project-osrm.org/viaroute").createConfig());
+OSM.Directions.addEngine(OSRMEngine(), false);
projects / rails.git / commitdiff