{
  c1Chart1.Reset(true);
  c1Chart1.Data.Children.Add(new XYDataSeries()
   {
     ValuesSource = new double[] { -1, 2, 0, 2, -2 },
     XValuesSource = new double[] { -2, -1, 0, 1, 2 }
   };
  c1Chart1.View.AxisX.Origin = 0;
  c1Chart1.View.AxisY.Origin = 0;
  c1Chart1.ChartType = ChartType.LineSymbols;
}));