public static void AntiShift(CurveItem ci)
        {
            var list    = GraphConverter.GetPointPairListFromCurve(ci);
            var average = Analyser.GetAverageOnRange(list);

            Shift(ci, -average);
        }
        public static void Trend(CurveItem ci, int SizeWindow)
        {
            var input_dots = GraphConverter.GetPointPairListFromCurve(ci);

            for (var i = 1; i < SizeWindow; i += 2)
            {
                var average = Analyser.GetAverageOnRange(input_dots, 0, i);
                ci.Points[i / 2].Y = average;
            }
            for (var i = 0; i < ci.Points.Count - SizeWindow; i++)
            {
                var average = Analyser.GetAverageOnRange(input_dots, i, i + SizeWindow);
                ci.Points[i + SizeWindow / 2].Y = average;
            }
            for (var i = SizeWindow; i >= 1; i -= 2)
            {
                var average = Analyser.GetAverageOnRange(input_dots, input_dots.Count - i - 1, input_dots.Count - 1);
                ci.Points[ci.Points.Count - 1 - i / 2].Y = average;
            }
        }