+++ /dev/null
-// OSRM car engine
-// Doesn't yet support hints
-
-function OSRMEngine() {
- var previousPoints, hintData;
-
- return {
- id: "osrm_car",
- creditline: '<a href="http://project-osrm.org/" target="_blank">OSRM</a>',
- draggable: true,
-
- getRoute: function (points, callback) {
- var TURN_INSTRUCTIONS = [
- "",
- 'javascripts.directions.instructions.continue', // 1
- 'javascripts.directions.instructions.slight_right', // 2
- 'javascripts.directions.instructions.turn_right', // 3
- 'javascripts.directions.instructions.sharp_right', // 4
- 'javascripts.directions.instructions.uturn', // 5
- 'javascripts.directions.instructions.sharp_left', // 6
- 'javascripts.directions.instructions.turn_left', // 7
- 'javascripts.directions.instructions.slight_left', // 8
- 'javascripts.directions.instructions.via_point', // 9
- 'javascripts.directions.instructions.follow', // 10
- 'javascripts.directions.instructions.roundabout', // 11
- 'javascripts.directions.instructions.leave_roundabout', // 12
- 'javascripts.directions.instructions.stay_roundabout', // 13
- 'javascripts.directions.instructions.start', // 14
- 'javascripts.directions.instructions.destination', // 15
- 'javascripts.directions.instructions.against_oneway', // 16
- 'javascripts.directions.instructions.end_oneway' // 17
- ];
-
- var url = document.location.protocol + "//router.project-osrm.org/viaroute?z=14&output=json&instructions=true";
-
- for (var i = 0; i < points.length; i++) {
- url += "&loc=" + points[i].lat + ',' + points[i].lng;
- if (hintData && previousPoints && previousPoints[i].equals(points[i])) {
- url += "&hint=" + hintData.locations[i];
- }
- }
-
- if (hintData && hintData.checksum) {
- url += "&checksum=" + hintData.checksum;
- }
-
- return $.ajax({
- url: url,
- dataType: 'json',
- success: function (data) {
- if (data.status === 207)
- return callback(true);
-
- previousPoints = points;
- hintData = data.hint_data;
-
- var line = L.PolylineUtil.decode(data.route_geometry, {
- precision: 6
- });
-
- 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> ";
- var name = s[1] ? "<b>" + s[1] + "</b>" : I18n.t('javascripts.directions.instructions.unnamed');
- if (instCodes[0] === "11" && instCodes[1]) {
- instText += I18n.t(TURN_INSTRUCTIONS[instCodes[0]] + '_with_exit', { exit: instCodes[1], name: name } );
- } else {
- instText += I18n.t(TURN_INSTRUCTIONS[instCodes[0]] + '_without_exit', { name: name });
- }
- 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
- });
- }
- });
- }
- };
-}
-
-OSM.Directions.addEngine(new OSRMEngine(), true);