+//= require ./directions-endpoint
//= require_self
//= require_tree ./directions
-//= require qs/dist/qs
OSM.Directions = function (map) {
- var awaitingRoute; // true if we've asked the engine for a route and are waiting to hear back
- var chosenEngine;
+ let controller = null; // the AbortController for the current route request if a route request is in progress
+ let chosenEngine;
- var popup = L.popup({ autoPanPadding: [100, 100] });
+ const popup = L.popup({ autoPanPadding: [100, 100] });
- var polyline = L.polyline([], {
+ const polyline = L.polyline([], {
color: "#03f",
opacity: 0.3,
weight: 10
});
- var highlight = L.polyline([], {
+ const highlight = L.polyline([], {
color: "#ff0",
opacity: 0.5,
weight: 12
});
- var endpointDragCallback = function (dragging) {
+ const endpointDragCallback = function (dragging) {
if (!map.hasLayer(polyline)) return;
if (dragging && !chosenEngine.draggable) return;
- if (dragging && awaitingRoute) return;
+ if (dragging && controller) return;
getRoute(false, !dragging);
};
- var endpointGeocodeCallback = function () {
+ const endpointChangeCallback = function () {
getRoute(true, true);
};
- var endpoints = [
- Endpoint($("input[name='route_from']"), OSM.MARKER_GREEN, endpointDragCallback, endpointGeocodeCallback),
- Endpoint($("input[name='route_to']"), OSM.MARKER_RED, endpointDragCallback, endpointGeocodeCallback)
+ const endpoints = [
+ OSM.DirectionsEndpoint(map, $("input[name='route_from']"), OSM.MARKER_GREEN, endpointDragCallback, endpointChangeCallback),
+ OSM.DirectionsEndpoint(map, $("input[name='route_to']"), OSM.MARKER_RED, endpointDragCallback, endpointChangeCallback)
];
- var expiry = new Date();
+ const expiry = new Date();
expiry.setYear(expiry.getFullYear() + 10);
- var engines = OSM.Directions.engines;
+ const engines = OSM.Directions.engines;
engines.sort(function (a, b) {
- var localised_a = I18n.t("javascripts.directions.engines." + a.id),
- localised_b = I18n.t("javascripts.directions.engines." + b.id);
+ const localised_a = I18n.t("javascripts.directions.engines." + a.id),
+ localised_b = I18n.t("javascripts.directions.engines." + b.id);
return localised_a.localeCompare(localised_b);
});
- var select = $("select.routing_engines");
+ const select = $("select.routing_engines");
engines.forEach(function (engine, i) {
select.append("<option value='" + i + "'>" + I18n.t("javascripts.directions.engines." + engine.id) + "</option>");
});
- function Endpoint(input, iconUrl, dragCallback, geocodeCallback) {
- var endpoint = {};
-
- endpoint.marker = L.marker([0, 0], {
- icon: L.icon({
- iconUrl: iconUrl,
- iconSize: [25, 41],
- iconAnchor: [12, 41],
- popupAnchor: [1, -34],
- shadowUrl: OSM.MARKER_SHADOW,
- shadowSize: [41, 41]
- }),
- draggable: true,
- autoPan: true
- });
-
- endpoint.marker.on("drag dragend", function (e) {
- endpoint.setLatLng(e.target.getLatLng());
- dragCallback(e.type === "drag");
- });
-
- input.on("keydown", function () {
- input.removeClass("is-invalid");
- });
-
- input.on("change", function (e) {
- // make text the same in both text boxes
- var value = e.target.value;
- endpoint.setValue(value);
- });
-
- endpoint.setValue = function (value, latlng) {
- endpoint.value = value;
- delete endpoint.latlng;
- input.removeClass("is-invalid");
- input.val(value);
-
- 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
- // even try.
- if (!endpoint.value) {
- return;
- }
-
- endpoint.awaitingGeocode = true;
-
- var viewbox = map.getBounds().toBBoxString(); // <sw lon>,<sw lat>,<ne lon>,<ne lat>
-
- $.getJSON(OSM.NOMINATIM_URL + "search?q=" + encodeURIComponent(endpoint.value) + "&format=json&viewbox=" + viewbox, function (json) {
- endpoint.awaitingGeocode = false;
- endpoint.hasGeocode = true;
- if (json.length === 0) {
- input.addClass("is-invalid");
- alert(I18n.t("javascripts.directions.errors.no_place", { place: endpoint.value }));
- return;
- }
-
- endpoint.setLatLng(L.latLng(json[0]));
-
- input.val(json[0].display_name);
-
- geocodeCallback();
- });
- };
-
- endpoint.setLatLng = function (ll) {
- var precision = OSM.zoomPrecision(map.getZoom());
- input.val(ll.lat.toFixed(precision) + ", " + ll.lng.toFixed(precision));
- endpoint.hasGeocode = true;
- endpoint.latlng = ll;
- endpoint.marker
- .setLatLng(ll)
- .addTo(map);
- };
-
- return endpoint;
- }
-
$(".directions_form .reverse_directions").on("click", function () {
- var coordFrom = endpoints[0].latlng,
- coordTo = endpoints[1].latlng,
- routeFrom = "",
+ const coordFrom = endpoints[0].latlng,
+ coordTo = endpoints[1].latlng;
+ let routeFrom = "",
routeTo = "";
if (coordFrom) {
routeFrom = coordFrom.lat + "," + coordFrom.lng;
if (coordTo) {
routeTo = coordTo.lat + "," + coordTo.lng;
}
+ endpoints[0].swapCachedReverseGeocodes(endpoints[1]);
- OSM.router.route("/directions?" + Qs.stringify({
- from: $("#route_to").val(),
- to: $("#route_from").val(),
+ OSM.router.route("/directions?" + new URLSearchParams({
route: routeTo + ";" + routeFrom
}));
});
$(".directions_form .btn-close").on("click", function (e) {
e.preventDefault();
- var route_from = endpoints[0].value;
- if (route_from) {
- OSM.router.route("/?query=" + encodeURIComponent(route_from) + OSM.formatHash(map));
- } else {
- OSM.router.route("/" + OSM.formatHash(map));
- }
+ $(".describe_location").toggle(!endpoints[1].value);
+ $(".search_form input[name='query']").val(endpoints[1].value);
+ OSM.router.route("/" + OSM.formatHash(map));
});
function formatDistance(m) {
- if (m < 1000) {
- return I18n.t("javascripts.directions.distance_m", { distance: Math.round(m) });
- } else if (m < 10000) {
- return I18n.t("javascripts.directions.distance_km", { distance: (m / 1000.0).toFixed(1) });
- } else {
- return I18n.t("javascripts.directions.distance_km", { distance: Math.round(m / 1000) });
- }
+ const unitTemplate = "javascripts.directions.distance_";
+ if (m < 1000) return I18n.t(unitTemplate + "m", { distance: Math.round(m) });
+ if (m < 10000) return I18n.t(unitTemplate + "km", { distance: (m / 1000.0).toFixed(1) });
+ return I18n.t(unitTemplate + "km", { distance: Math.round(m / 1000) });
}
function formatHeight(m) {
}
function formatTime(s) {
- var m = Math.round(s / 60);
- var h = Math.floor(m / 60);
+ let m = Math.round(s / 60);
+ const h = Math.floor(m / 60);
m -= h * 60;
return h + ":" + (m < 10 ? "0" : "") + m;
}
function getRoute(fitRoute, reportErrors) {
// 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) {
- var endpoint = endpoints[ep_i];
- if (!endpoint.hasGeocode && !endpoint.awaitingGeocode) {
- endpoint.getGeocode();
- }
- }
- if (endpoints[0].awaitingGeocode || endpoints[1].awaitingGeocode) {
- return;
- }
+ if (controller) controller.abort();
- var o = endpoints[0].latlng,
- d = endpoints[1].latlng;
+ const points = endpoints.map(p => p.latlng);
- if (!o || !d) return;
+ if (!points[0] || !points[1]) return;
$("header").addClass("closed");
- var precision = OSM.zoomPrecision(map.getZoom());
-
- OSM.router.replace("/directions?" + Qs.stringify({
+ OSM.router.replace("/directions?" + new URLSearchParams({
engine: chosenEngine.id,
- route: o.lat.toFixed(precision) + "," + o.lng.toFixed(precision) + ";" +
- d.lat.toFixed(precision) + "," + d.lng.toFixed(precision)
+ route: points.map(p => OSM.cropLocation(p, map.getZoom()).join()).join(";")
}));
// copy loading item to sidebar and display it. we copy it, rather than
// again.
$("#sidebar_content").html($(".directions_form .loader_copy").html());
map.setSidebarOverlaid(false);
-
- awaitingRoute = chosenEngine.getRoute([o, d], function (err, route) {
- awaitingRoute = null;
-
- if (err) {
- map.removeLayer(polyline);
-
- if (reportErrors) {
- $("#sidebar_content").html("<div class=\"alert alert-danger\">" + I18n.t("javascripts.directions.errors.no_route") + "</div>");
- }
-
- return;
- }
-
+ controller = new AbortController();
+ chosenEngine.getRoute(points, controller.signal).then(function (route) {
polyline
.setLatLngs(route.line)
.addTo(map);
map.fitBounds(polyline.getBounds().pad(0.05));
}
- var distanceText = $("<p>").append(
+ const distanceText = $("<p>").append(
I18n.t("javascripts.directions.distance") + ": " + formatDistance(route.distance) + ". " +
I18n.t("javascripts.directions.time") + ": " + formatTime(route.time) + ".");
if (typeof route.ascend !== "undefined" && typeof route.descend !== "undefined") {
I18n.t("javascripts.directions.descend") + ": " + formatHeight(route.descend) + ".");
}
- var turnByTurnTable = $("<table class='table table-hover table-sm mb-3'>")
+ const turnByTurnTable = $("<table class='table table-hover table-sm mb-3'>")
.append($("<tbody>"));
- var directionsCloseButton = $("<button type='button' class='btn-close'>")
+ const directionsCloseButton = $("<button type='button' class='btn-close'>")
.attr("aria-label", I18n.t("javascripts.close"));
$("#sidebar_content")
// Add each row
route.steps.forEach(function (step) {
- var ll = step[0],
- direction = step[1],
- instruction = step[2],
- dist = step[3],
- lineseg = step[4];
-
- if (dist < 5) {
- dist = "";
- } else if (dist < 200) {
- dist = String(Math.round(dist / 10) * 10) + "m";
- } else if (dist < 1500) {
- dist = String(Math.round(dist / 100) * 100) + "m";
- } else if (dist < 5000) {
- dist = String(Math.round(dist / 100) / 10) + "km";
- } else {
- dist = String(Math.round(dist / 1000)) + "km";
- }
-
- var row = $("<tr class='turn'/>");
+ const [ll, direction, instruction, dist, lineseg] = step;
+
+ const row = $("<tr class='turn'/>");
row.append("<td class='border-0'><div class='direction i" + direction + "'/></td> ");
row.append("<td>" + instruction);
- row.append("<td class='distance text-body-secondary text-end'>" + dist);
+ row.append("<td class='distance text-body-secondary text-end'>" + getDistText(dist));
row.on("click", function () {
popup
directionsCloseButton.on("click", function () {
map.removeLayer(polyline);
$("#sidebar_content").html("");
+ popup.close();
map.setSidebarOverlaid(true);
// TODO: collapse width of sidebar back to previous
});
+ }).catch(function () {
+ map.removeLayer(polyline);
+ if (reportErrors) {
+ $("#sidebar_content").html("<div class=\"alert alert-danger\">" + I18n.t("javascripts.directions.errors.no_route") + "</div>");
+ }
+ }).finally(function () {
+ controller = null;
});
+
+ function getDistText(dist) {
+ if (dist < 5) return "";
+ if (dist < 200) return String(Math.round(dist / 10) * 10) + "m";
+ if (dist < 1500) return String(Math.round(dist / 100) * 100) + "m";
+ if (dist < 5000) return String(Math.round(dist / 100) / 10) + "km";
+ return String(Math.round(dist / 1000)) + "km";
+ }
}
- var chosenEngineIndex = findEngine("fossgis_osrm_car");
+ let chosenEngineIndex = findEngine("fossgis_osrm_car");
if (Cookies.get("_osm_directions_engine")) {
chosenEngineIndex = findEngine(Cookies.get("_osm_directions_engine"));
}
});
$(".routing_marker_column img").on("dragstart", function (e) {
- var dt = e.originalEvent.dataTransfer;
+ const dt = e.originalEvent.dataTransfer;
dt.effectAllowed = "move";
- var dragData = { type: $(this).data("type") };
+ const dragData = { type: $(this).data("type") };
dt.setData("text", JSON.stringify(dragData));
if (dt.setDragImage) {
- var img = $("<img>").attr("src", $(e.originalEvent.target).attr("src"));
+ const img = $("<img>").attr("src", $(e.originalEvent.target).attr("src"));
dt.setDragImage(img.get(0), 12, 21);
}
});
- var page = {};
+ const page = {};
page.pushstate = page.popstate = function () {
$(".search_form").hide();
$("#map").on("drop", function (e) {
e.preventDefault();
- var oe = e.originalEvent;
- 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
+ const oe = e.originalEvent;
+ const dragData = JSON.parse(oe.dataTransfer.getData("text"));
+ const type = dragData.type;
+ const pt = L.DomEvent.getMousePosition(oe, map.getContainer()); // co-ordinates of the mouse pointer at present
pt.y += 20;
- var ll = map.containerPointToLatLng(pt);
- endpoints[type === "from" ? 0 : 1].setLatLng(ll);
- getRoute(true, true);
+ const ll = map.containerPointToLatLng(pt);
+ const llWithPrecision = OSM.cropLocation(ll, map.getZoom());
+ endpoints[type === "from" ? 0 : 1].setValue(llWithPrecision.join(", "));
});
- var params = Qs.parse(location.search.substring(1)),
- route = (params.route || "").split(";"),
- from = route[0] && L.latLng(route[0].split(",")),
- to = route[1] && L.latLng(route[1].split(","));
+ endpoints[0].enable();
+ endpoints[1].enable();
+
+ const params = new URLSearchParams(location.search),
+ route = (params.get("route") || "").split(";");
- if (params.engine) {
- var engineIndex = findEngine(params.engine);
+ if (params.has("engine")) {
+ const engineIndex = findEngine(params.get("engine"));
if (engineIndex >= 0) {
setEngine(engineIndex);
}
}
- endpoints[0].setValue(params.from || "", from);
- endpoints[1].setValue(params.to || "", to);
-
- map.setSidebarOverlaid(!from || !to);
+ endpoints[0].setValue(params.get("from") || route[0] || "");
+ endpoints[1].setValue(params.get("to") || route[1] || "");
- getRoute(true, true);
+ map.setSidebarOverlaid(!endpoints[0].latlng || !endpoints[1].latlng);
};
page.load = function () {
$(".directions_form").hide();
$("#map").off("dragend dragover drop");
+ endpoints[0].disable();
+ endpoints[1].disable();
+
map
.removeLayer(popup)
- .removeLayer(polyline)
- .removeLayer(endpoints[0].marker)
- .removeLayer(endpoints[1].marker);
+ .removeLayer(polyline);
};
return page;