SnapsToDevicePixels = true;
MyBrush = new SolidColorBrush(Colors.White);
MyPen = new Pen(MyBrush, 1);
SetValue(RenderOptions.EdgeModeProperty, EdgeMode.Aliased);
MyPen.DashStyle = new DashStyle(new double[] { 2, 2 }, 0);
MyBrush = new SolidColorBrush(Colors.White);
MyPen = new Pen(MyBrush, 1);
SetValue(RenderOptions.EdgeModeProperty, EdgeMode.Aliased);
MyPen.DashStyle = new DashStyle(new double[] { 2, 2 }, 0);