void TouchFrameReported(object sender, TouchFrameEventArgs e)
{
TouchPointCollection tpc = e.GetTouchPoints(ContentCanvas);
tpc.ToList().ForEach(p =>
{
// p.Action of type ActionType: Up, Down, Move
Ellipse el = TouchUtils.CreateEllipse(p.Position);
ContentCanvas.Children.Add(el);
});
}
