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Parse MapQuest directions

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This commit is contained in:
Richard Fairhurst 2014-01-22 18:38:07 +00:00
parent d14406cead
commit 36ee18b88e
1 changed files with 31 additions and 1 deletions
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32
app/assets/javascripts/routing_engines/mapquest_bicycle.js
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@ -9,6 +9,27 @@ OSM.RoutingEngines.list.push({
name: 'Bicycle (MapQuest Open)',
draggable: true,
_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(final,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];
@ -20,6 +41,8 @@ OSM.RoutingEngines.list.push({
this.requestJSONP(url+"&callback=");
},
gotRoute: function(router,data) {
// *** what if no route?
var poly=[];
var shape=data.route.shape.shapePoints;
for (var i=0; i<shape.length; i+=2) {
@ -30,6 +53,13 @@ OSM.RoutingEngines.list.push({
// data.shape.maneuverIndexes links turns to polyline positions
// data.legs[0].maneuvers is list of turns
console.log(data);
// router.setItinerary(data.route_instructions);
var steps=[];
var mq=data.route.legs[0].maneuvers;
for (var i=0; i<mq.length; i++) {
var s=mq[i];
var d=(i==mq.length-1) ? 15: this.MQ_SPRITE_MAP[s.turnType];
steps.push([L.latLng(s.startPoint.lat, s.startPoint.lng), d, s.narrative, s.distance*1000]);
}
router.setItinerary( { steps: steps });
}
});