public void GetMarkers() { ConnectManager connectManager = new ConnectManager(); connectManager.GetApiData(); foreach (var earthquake in connectManager.earthquakes) { double enlem; double boylam; double.TryParse(earthquake.enlem, NumberStyles.Any, CultureInfo.InvariantCulture, out enlem); double.TryParse(earthquake.boylam, NumberStyles.Any, CultureInfo.InvariantCulture, out boylam); GMapMarker marker2 = new GMarkerGoogle( new PointLatLng(enlem, boylam), GMarkerGoogleType.red); markers.Markers.Add(marker2); } }