javascript - 座標なしで描かれたポリラインの点滅

Question

co-orindate を使用しないポリラインを継続的に点滅させる方法を教えてください。Google マップで座標なしでポリラインを描画しましたが、座標を使用する点滅のように点滅させることができませんでした。

座標付き点滅ポリライン

フィドル

座標のないポリライン (上記のようにこれを点滅させる方法)

フィドル

私のコードは以下のとおりです

$(function(){
 var map    = new google.maps.Map(document.getElementById("map"), {
                  center: new google.maps.LatLng(11.275387916698238, 75.8015380957031),
                  zoom: 12
               }),
     routes = [{origin:'p t usha road, kozhikode', 
               destination:'cooperative hospital, eranjipalam, kozhikode'
               }, 
               {origin:'IIM, Kozhikode',
               destination:'VELLIMADUKUNNU, KOZHIKODE'
               }
              ],
     rendererOptions = {
                preserveViewport: true,
                map:map,
                polylineOptions:{strokeColor:'#FF3300',
                                 strokeWeight: 10},        
                suppressMarkers:true,
                routeIndex:0
              },
     directionsService = new google.maps.DirectionsService();
    var i=0;
var infowindow = new google.maps.InfoWindow();
      $.each(routes,
        function(i,obj){//<--anonymous function

        var request = {
                origin: obj.origin,
                destination: obj.destination,
                travelMode: google.maps.TravelMode.DRIVING
              },

            directionsDisplay = new google.maps.DirectionsRenderer(rendererOptions);
            directionsService.route(request, function(result, status) {

              if (status == google.maps.DirectionsStatus.OK) {

var lat = result.routes[0].legs[0].start_location.lat();
var lon = result.routes[0].legs[0].start_location.lng();

    var lat1 = result.routes[0].legs[0].end_location.lat();
var lon1 = result.routes[0].legs[0].end_location.lng();             



                  try{  

                  var marker1 = new google.maps.Marker({
    position: new google.maps.LatLng(lat, lon),
                      icon:'https://mts.googleapis.com/vt/icon/name=icons/spotlight/spotlight-waypoint-b.png&text=B&psize=16&font=fonts/Roboto-Regular.ttf&color=ff333333&ax=44&ay=48&scale=1',
        map: map
      });

                            google.maps.event.addListener(marker1, 'click', (function(marker1, i) {
        return function() {
          infowindow.setContent('hh');
          infowindow.open(map, marker1);
        }
      })(marker1, i));                      

                  }catch(e){alert(e)}






                       try{  

                  var marker2 = new google.maps.Marker({
    position: new google.maps.LatLng(lat1, lon1),
                      icon:'https://mts.googleapis.com/vt/icon/name=icons/spotlight/spotlight-waypoint-a.png&text=A&psize=16&font=fonts/Roboto-Regular.ttf&color=ff333333&ax=44&ay=48&scale=1',
        map: map
      });



                            google.maps.event.addListener(marker2, 'click', (function(marker2, i) {
        return function() {
          infowindow.setContent('hdddh');
          infowindow.open(map, marker2);
        }
      })(marker2, i));                                     

                  }catch(e){alert(e)}




                  directionsDisplay.setDirections(result);
              }
            });  
      i++;
        });});