void CreateCustomIndicator(ComplexShape rootShape)
{
rootShape.Collection.Clear(); //remove old shapes
EllipseShape el = new EllipseShape(new RectangleF2D(0, 0, 100, 100)); //ellipse
BoxShape box = new BoxShape(new RectangleF2D(20, 40, 60, 20)); //horz box
box.BeginUpdate();
box.Appearance.ContentBrush = new SolidBrushObject(Color.White);
box.Name = "horz";
box.EndUpdate();
el.BeginUpdate();
el.Name = "el";
el.Appearance.ContentBrush = new SolidBrushObject(Color.Red);
el.EndUpdate();
rootShape.AddRange(new BaseShape[] { el, box });
}