openstreetmap-website/app/assets/javascripts/routing_engines/mapquest.js

94 lines
4 KiB
JavaScript

// For docs, see:
// http://developer.mapquest.com/web/products/open/directions-service
// 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";
};
MapQuestEngine.prototype.createConfig = function() {
var that = this;
return {
name: "javascripts.directions.engines.mapquest_"+this.vehicleName.toLowerCase(),
creditline: 'Directions courtesy of <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) {
var url="http://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+="&locale=" + I18n.currentLocale(); //Doesn't actually work. MapQuest requires full locale e.g. "de_DE", but I18n 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;
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);
// 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]));
}
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.RoutingEngines.list.push(new MapQuestEngine("Bicycle", "routeType=bicycle").createConfig());
OSM.RoutingEngines.list.push(new MapQuestEngine("Foot", "routeType=pedestrian").createConfig());
OSM.RoutingEngines.list.push(new MapQuestEngine("Car", "routeType=fastest").createConfig());
// can be: routeType=fastest|shortest|pedestrian|multimodal|bicycle