How to get the event on changing the selected route displaying in a google render container?

Question

Here is the code :

var map = new google.maps.Map(document.getElementById(\"map_canvas\"), $scope.map_options);
var dirService= new google.maps.DirectionsServ         


        

Answer 1

Here is the event :

google.maps.event.addListener(dirRenderer, 'routeindex_changed', 
                    function() { 
                alert(dirRenderer.getRouteIndex());
            });