private void WpfMap_Loaded(object sender, RoutedEventArgs e) { wpfMap1.MapUnit = GeographyUnit.DecimalDegree; WorldMapKitWmsWpfOverlay worldMapKitOverlay = new WorldMapKitWmsWpfOverlay(); wpfMap1.Overlays.Add("WorldOverlay", worldMapKitOverlay); GraticuleAdornmentLayer graticuleAdornmentLayer = new GraticuleAdornmentLayer(); graticuleAdornmentLayer.GraticuleLineStyle.OuterPen.Color = GeoColor.FromArgb(125, GeoColor.StandardColors.Navy); wpfMap1.AdornmentOverlay.Layers.Add("graticule", graticuleAdornmentLayer); wpfMap1.CurrentExtent = new RectangleShape(-139.2, 92.4, 120.9, -93.2); wpfMap1.Refresh(); }