private void NumericTensionValueChanged(object sender, EventArgs e)
{
Editor.Settings.Charting.SplineTension = this.numericTension.Value;
if (this._charts != null)
{
foreach (Chart chart in this._charts)
chart.Series[0]["LineTension"] = this.numericTension.Value.ToString(CultureInfo.InvariantCulture);
}
}