private async void OnZoomClick(object sender, EventArgs e)
{
try
{
// Initiate task to zoom both map views in.
Task t1 = StaticMapView.SetViewpointAsync(_zoomInPoint, TimeSpan.FromSeconds(5));
Task t2 = DynamicMapView.SetViewpointAsync(_zoomInPoint, TimeSpan.FromSeconds(5));
await Task.WhenAll(t1, t2);
// Delay start of next set of zoom tasks.
await Task.Delay(2000);
// Initiate task to zoom both map views out.
Task t3 = StaticMapView.SetViewpointAsync(_zoomOutPoint, TimeSpan.FromSeconds(5));
Task t4 = DynamicMapView.SetViewpointAsync(_zoomOutPoint, TimeSpan.FromSeconds(5));
await Task.WhenAll(t3, t4);
}
catch (Exception ex)
{
await Application.Current.MainPage.DisplayAlert("Error", ex.ToString(), "OK");
}
}
private void Initialize()
{
// Create maps for the map views.
StaticMapView.Map = new Map();
DynamicMapView.Map = new Map();
// Create service feature table using a point, polyline, and polygon service.
ServiceFeatureTable pointServiceFeatureTable = new ServiceFeatureTable(new Uri("https://sampleserver6.arcgisonline.com/arcgis/rest/services/Energy/Geology/FeatureServer/0"));
ServiceFeatureTable polylineServiceFeatureTable = new ServiceFeatureTable(new Uri("https://sampleserver6.arcgisonline.com/arcgis/rest/services/Energy/Geology/FeatureServer/8"));
ServiceFeatureTable polygonServiceFeatureTable = new ServiceFeatureTable(new Uri("https://sampleserver6.arcgisonline.com/arcgis/rest/services/Energy/Geology/FeatureServer/9"));
// Create feature layers from service feature tables
List <FeatureLayer> featureLayers = new List <FeatureLayer>
{
new FeatureLayer(pointServiceFeatureTable),
new FeatureLayer(polylineServiceFeatureTable),
new FeatureLayer(polygonServiceFeatureTable)
};
// Add each layer to the map as a static layer and a dynamic layer
foreach (FeatureLayer layer in featureLayers)
{
// Add the static layer to the top map view
layer.RenderingMode = FeatureRenderingMode.Static;
StaticMapView.Map.OperationalLayers.Add(layer);
// Add the dynamic layer to the bottom map view
FeatureLayer dynamicLayer = (FeatureLayer)layer.Clone();
dynamicLayer.RenderingMode = FeatureRenderingMode.Dynamic;
DynamicMapView.Map.OperationalLayers.Add(dynamicLayer);
}
// Set the view point of both MapViews.
StaticMapView.SetViewpoint(_zoomOutPoint);
DynamicMapView.SetViewpoint(_zoomOutPoint);
}
