private void IndicatorLineForNodeMovement(int idSelected, double x11, double y11, double x22, double y22)
{
//--This function basically reorders the chart controls when the alter key is pressed.
//--To use this function we need to clear the seriesLineIndicator every time we call it...
double x1 = x11;
double y1 = y11;
double x2 = x22;
double y2 = y22;
seriesLineIndicator.ChartType = SeriesChartType.FastLine;
seriesLineIndicator.MarkerSize = 10;
seriesLineIndicator.MarkerColor = Color.FromArgb(0, 255, 0);//--Light blue color....
//seriesLineIndicator.BorderWidth = 3;
//seriesLineIndicator.BorderDashStyle = ChartDashStyle.Dash;
seriesLineIndicator.Points.Add(x1, y1);
seriesLineIndicator.Points.Add(x2, y2);
}