public void OnValueSelected(XF.ChartLibrary.Data.Entry e, Highlight h)
        {
            if (e == null)
            {
                return;
            }

            var bounds   = Chart.GetBarBounds((BarEntry)e);
            var position = Chart.GetPosition(e, YAxisDependency.Left);

            System.Diagnostics.Trace.WriteLine(bounds.ToString(), "bounds");
            System.Diagnostics.Trace.WriteLine(position.ToString(), "position");
            System.Diagnostics.Trace.WriteLine(
                "low: " + Chart.LowestVisibleX + ", high: "
                + Chart.HighestVisibleX, "x-index");
        }
 public void OnValueSelected(XF.ChartLibrary.Data.Entry e, Highlight h)
 {
 }