Draw route step by step on Google Maps

googleMapsDrawRouteStepByStep.js

setTimeout(function () {
    Map.zoomOut(1)
    if (!canRate) {
        Map.travelRoute({
            origin: origin,
            destination: destination,
            travelMode: 'walking',
            step: function (e) {
                setTimeout(function () {
                    Map.drawPolyline({
                        path: e.path,
                        strokeColor: '#ff2800',
                        strokeOpacity: 0.4,
                        strokeWeight: 10
                    });
                }, 400 * e.step_number)
            }
        });
    }
}, 200)