protected override void OnCreate(Bundle bundle) { base.OnCreate(bundle); SetContentView(Resource.Layout.Main); var mapControl = FindViewById <MapView>(Resource.Id.mapcontrol); mapControl.Map.Layers.Add(new TileLayer(KnownTileSources.Create()) { Name = "OSM" }); mapControl.Map.Layers.Add(LineStringSample.CreateLineStringLayer(LineStringSample.CreateLineStringStyle())); mapControl.Map.Layers.Add(PointsSample.CreateRandomPointLayer(mapControl.Map.Envelope, style: PointsSample.CreateBitmapStyle("Mapsui.Samples.Common.Images.ic_place_black_24dp.png"))); mapControl.Map.Layers.Add(PointsSample.CreateBitmapPointLayer()); mapControl.Map.Viewport.RenderResolutionMultiplier = 2; }