void CrossGeolocator_Current_PositionChanged(object sender, PositionEventArgs e)
{
Device.BeginInvokeOnMainThread(() =>
{
var position = e.Position;
Positions.Add(position);
count++;
LabelCount.Text = $"{count} updates";
labelGPSTrack.Text = string.Format("Time: {0} \nLat: {1} \nLong: {2} \nAltitude: {3} \nAltitude Accuracy: {4} \nAccuracy: {5} \nHeading: {6} \nSpeed: {7}",
position.Timestamp, position.Latitude, position.Longitude,
position.Altitude, position.AltitudeAccuracy, position.Accuracy, position.Heading, position.Speed);
speed.Text = String.Format("{0:F2}", position.Speed);
MyMap.MoveToRegion(MapSpan.FromCenterAndRadius(new Xamarin.Forms.Maps.Position(position.Latitude, position.Longitude), Distance.FromMiles(1)));
});
}
public Page1()
{
InitializeComponent();
var map = new Map(MapSpan.FromCenterAndRadius(new Position(37.5758422, 126.971386), Distance.FromMiles(0.2)))
{
IsShowingUser = true,
MapType = MapType.Street,
VerticalOptions = LayoutOptions.FillAndExpand
};
var pin = new Pin
{
Type = PinType.Place,
Position = new Position(37.5758422, 126.971386),
Label = "위치",
Address = "주소"
};
map.Pins.Add(pin);
var slider = new Slider(1, 18, 1);
slider.ValueChanged += (s, e) => {
var zoomLevel = e.NewValue;
var latlongdegrees = 360 / (Math.Pow(2, zoomLevel));
map.MoveToRegion(new MapSpan(map.VisibleRegion.Center, latlongdegrees, latlongdegrees));
};
Content = new StackLayout
{
Children = { map, slider }
};
}