/// <summary>
/// Sets the route calculation data
/// </summary>
/// <param name="route">The PCL route</param>
/// <param name="routeResult">The rourte api result</param>
private void SetRouteData(TKRoute route, GmsRouteResult routeResult)
{
var latLngBounds = new LatLngBounds(
new LatLng(routeResult.Bounds.SouthWest.Latitude, routeResult.Bounds.SouthWest.Longitude),
new LatLng(routeResult.Bounds.NorthEast.Latitude, routeResult.Bounds.NorthEast.Longitude));
var apiSteps = routeResult.Legs.First().Steps;
var steps = new TKRouteStep[apiSteps.Count()];
var routeFunctions = (IRouteFunctions)route;
for (int i = 0; i < steps.Length; i++)
{
steps[i] = new TKRouteStep();
var stepFunctions = (IRouteStepFunctions)steps[i];
var apiStep = apiSteps.ElementAt(i);
stepFunctions.SetDistance(apiStep.Distance.Value);
stepFunctions.SetInstructions(apiStep.HtmlInstructions);
}
routeFunctions.SetSteps(steps);
routeFunctions.SetDistance(routeResult.Legs.First().Distance.Value);
routeFunctions.SetTravelTime(routeResult.Legs.First().Duration.Value);
routeFunctions.SetBounds(
MapSpan.FromCenterAndRadius(
latLngBounds.Center.ToPosition(),
Distance.FromKilometers(
new Position(latLngBounds.Southwest.Latitude, latLngBounds.Southwest.Longitude)
.DistanceTo(
new Position(latLngBounds.Northeast.Latitude, latLngBounds.Northeast.Longitude)) / 2)));
routeFunctions.SetIsCalculated(true);
}
void ClearRoute(object sender = null, EventArgs e = null)
{
currRouteResult = null;
Device.BeginInvokeOnMainThread(() =>
{
ClearMarkers();
ClearPolylines();
});
}
async void CalculateRouteDetailsAysnc(LatLng sourceLatLng, LatLng destLatLng, bool markSource, bool markDest)
{
string strGoogleDirectionUrl = BuildGoogleDirectionUrl(sourceLatLng, destLatLng);
string strJSONDirectionResponse = await HttpRequest(strGoogleDirectionUrl);
if (strJSONDirectionResponse != "error")
{
if (markSource)
{
AddMarker("Source", sourceLatLng);
}
if (markDest)
{
AddMarker("Destination", destLatLng);
}
}
GmsDirectionResult routeData = JsonConvert.DeserializeObject <GmsDirectionResult>(strJSONDirectionResponse);
if (routeData != null && routeData.Routes != null)
{
if (routeData.Status == GmsDirectionResultStatus.Ok)
{
GmsRouteResult routeResult;
TimeSpan timespan;
for (int i = routeData.Routes.Count() - 1; i >= 0; i--)
{
routeResult = routeData.Routes.ElementAt(i);
timespan = routeResult.Duration();
System.Diagnostics.Debug.WriteLine(timespan.ToString(@"hh\:mm\:ss\:fff"));
if (routeResult != null && routeResult.Polyline.Positions != null && routeResult.Polyline.Positions.Count() > 0)
{
PolylineOptions polylineOptions = new PolylineOptions();
if (i == 0)
{
currRouteResult = routeResult;
polylineOptions.InvokeColor(Android.Graphics.Color.Blue.ToArgb());
}
else
{
polylineOptions.InvokeColor(Android.Graphics.Color.Gray.ToArgb());
}
foreach (Position position in routeResult.Polyline.Positions)
{
polylineOptions.Add(new LatLng(position.Latitude, position.Longitude));
}
Device.BeginInvokeOnMainThread(() =>
{
polylineList.Add(googleMap.AddPolyline(polylineOptions));
if (routeResult == currRouteResult)
{
LatLng sw = new LatLng(routeResult.Bounds.SouthWest.Latitude, routeResult.Bounds.SouthWest.Longitude);
LatLng ne = new LatLng(routeResult.Bounds.NorthEast.Latitude, routeResult.Bounds.NorthEast.Longitude);
googleMap.AnimateCamera(CameraUpdateFactory.NewLatLngBounds(new LatLngBounds(sw, ne), 120));
}
});
}
}
}
}
}