Are you saying that the json object returned from your endpoint is a
string an not a LatLng array?
function(json) {
> var poly = new google.maps.Polyline({
> path: json,
can you log the typeof that object?
Please also note that the PolygonOptions property is named paths and
not path.
Hope it helps,
Davide
On Jun 21, 7:56 am, paddy <[email protected]> wrote:
> I'm using Jquery getJson() to generate a json to be displayed on the
> google maps 3 api.
> I would like to display the poly line as per the :
> [polyline-simple example](http://code.google.com/apis/maps/
> documentation/javascript/examples/polyline-simple.html)
>
> function initialize() {
> var myLatLng = new google.maps.LatLng(0, -180);
> var myOptions = {
> zoom: 3,
> center: myLatLng,
> mapTypeId: google.maps.MapTypeId.TERRAIN
> };
>
> var map = new
> google.maps.Map(document.getElementById("map_canvas"),
> myOptions);
>
> var flightPlanCoordinates = [
> new google.maps.LatLng(37.772323, -122.214897),
> new google.maps.LatLng(21.291982, -157.821856),
> new google.maps.LatLng(-18.142599, 178.431),
> new google.maps.LatLng(-27.46758, 153.027892)
> ];
> var flightPath = new google.maps.Polyline({
> path: flightPlanCoordinates,
> strokeColor: "#FF0000",
> strokeOpacity: 1.0,
> strokeWeight: 2
> });
>
> flightPath.setMap(map);
> }
>
> JQuery:
>
> $.getJSON("routefinder", { "lat1": lat1 , "lng1": lng1 , "lat2":
> lat2 , "lng2": lng2 }, function(json) {
> var poly = new google.maps.Polyline({
> path: json,
> strokeColor: "#FF0000",
> strokeOpacity: 1.0,
> strokeWeight: 2
> });
>
> poly.setMap(map);
> });
>
> the Jquery $.getJSON returns a string with polyline coordinates in
> the [new google.maps.LatLng (lat, lng) ] format: [ new
> google.maps.LatLng(53.369567, -6.323699), new
> google.maps.LatLng(53.367705, -6.317386),new
> google.maps.LatLng(53.337705,-6.917386), new
> google.maps.LatLng(53.397705,-6.47386)];
>
> But no line is generated, Can i return a json array containing
> google.maps.LatLng objects ? Or what would be the best method to
> display a polyline from a json. Or can generate a DirectionsResult
> object and return it as a json ?
> thanks
> Paddy
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