private async void setMapInitialExtent(Viewpoint viewpoint)
{
await MainMapView.SetViewpointAsync(viewpoint);
// TODO: Set Center
//await MainMapView.SetViewpointCenterAsync(viewpoint.GetCenter());
mapViewModel.InitialViewpoint = viewpoint;
}
async void Button_Clicked(System.Object sender, System.EventArgs e)
{
// Assign the map to the MapView.
MainMapView.Map = new Map(BasemapStyle.ArcGISNavigation);
await MainMapView.Map.LoadAsync();
//MapPoint mapCenterPoint = new MapPoint(, SpatialReferences.WebMercator);
await MainMapView.SetViewpointAsync(new Viewpoint(52.0135053, 4.3367553, 72223.819286));
// Create the route task, using the online routing service.
RouteTask routeTask = await RouteTask.CreateAsync(_routingUri);
// Get the default route parameters.
RouteParameters routeParams = await routeTask.CreateDefaultParametersAsync();
// Explicitly set values for parameters.
routeParams.ReturnDirections = true;
routeParams.ReturnStops = true;
routeParams.ReturnRoutes = true;
routeParams.OutputSpatialReference = SpatialReferences.Wgs84;
// Create stops for each location.
Stop stop1 = new Stop(_conventionCenter)
{
Name = "Delft Netherlands"
};
Stop stop2 = new Stop(_memorial)
{
Name = "Rotterdam Netherlands"
};
//Stop stop3 = new Stop(_aerospaceMuseum) { Name = "Amsterdam Netherlands" };
// Assign the stops to the route parameters.
List <Stop> stopPoints = new List <Stop> {
stop1, stop2
};
routeParams.SetStops(stopPoints);
// Get the route results.
_routeResult = await routeTask.SolveRouteAsync(routeParams);
_route = _routeResult.Routes[0];
// Add a graphics overlay for the route graphics.
MainMapView.GraphicsOverlays.Add(new GraphicsOverlay());
// Add graphics for the stops.
SimpleMarkerSymbol stopSymbol = new SimpleMarkerSymbol(SimpleMarkerSymbolStyle.Diamond, Color.OrangeRed, 20);
MainMapView.GraphicsOverlays[0].Graphics.Add(new Graphic(_conventionCenter, stopSymbol));
MainMapView.GraphicsOverlays[0].Graphics.Add(new Graphic(_memorial, stopSymbol));
//MainMapView.GraphicsOverlays[0].Graphics.Add(new Graphic(_aerospaceMuseum, stopSymbol));
// Create a graphic (with a dashed line symbol) to represent the route.
_routeAheadGraphic = new Graphic(_route.RouteGeometry)
{
Symbol = new SimpleLineSymbol(SimpleLineSymbolStyle.Dash, Color.BlueViolet, 5)
};
// Create a graphic (solid) to represent the route that's been traveled (initially empty).
_routeTraveledGraphic = new Graphic {
Symbol = new SimpleLineSymbol(SimpleLineSymbolStyle.Solid, Color.LightBlue, 3)
};
// Add the route graphics to the map view.
MainMapView.GraphicsOverlays[0].Graphics.Add(_routeAheadGraphic);
MainMapView.GraphicsOverlays[0].Graphics.Add(_routeTraveledGraphic);
// Set the map viewpoint to show the entire route.
await MainMapView.SetViewpointGeometryAsync(_route.RouteGeometry, 100);
// Enable the navigation button.
StartNavigationButton.IsEnabled = true;
}