public static GMapRoute DrawRoute(GMapOverlay overlay, RouteList routeList, RouteGeometryCalculator geometryCalc = null)
{
List <PointLatLng> points;
var baseLat = (double)routeList.GeographicGroups.FirstOrDefault().BaseLatitude.Value;
var baseLon = (double)routeList.GeographicGroups.FirstOrDefault().BaseLongitude.Value;
if (geometryCalc != null)
{
var address = routeList.GenerateHashPointsOfRoute();
StartProgress(address.Length);
points = geometryCalc.GetGeometryOfRoute(address, UpdateProgress);
CloseProgress();
}
else
{
points = new List <PointLatLng>();
points.Add(new PointLatLng(baseLat, baseLon));
points.AddRange(routeList.Addresses.Select(x => x.Order.DeliveryPoint.GmapPoint));
points.Add(new PointLatLng(baseLat, baseLon));
}
var route = new GMapRoute(points, routeList.Id.ToString())
{
Stroke = new System.Drawing.Pen(System.Drawing.Color.Blue)
{
Width = 2,
DashStyle = System.Drawing.Drawing2D.DashStyle.Solid
}
};
overlay.Routes.Add(route);
return(route);
}