Internal Bar Strength indicator

using System;
using cAlgo.API;
using cAlgo.API.Collections;
using cAlgo.API.Indicators;
using cAlgo.API.Internals;

namespace cAlgo
{
    [Levels(40,50,60)]
    [Indicator(AccessRights = AccessRights.None)]
    public class mInternalBarStrength : Indicator
    {
        [Parameter("Periods (5)", DefaultValue = 5)]
        public int inpPeriods { get; set; }
        [Parameter("SmoothType (sma)", DefaultValue = MovingAverageType.Simple)]
        public MovingAverageType inpSmoothType { get; set; }

        [Output("Internal Bar Strength", LineColor = "Black", PlotType = PlotType.Line, LineStyle = LineStyle.Solid, Thickness = 1)]
        public IndicatorDataSeries outIBS { get; set; }
        
        private IndicatorDataSeries _deltahl, _rawibs;
        private MovingAverage _smoothibs;
        

        protected override void Initialize()
        {
            _deltahl = CreateDataSeries();
            _rawibs = CreateDataSeries();
            _smoothibs = Indicators.MovingAverage(_rawibs, inpPeriods, inpSmoothType);
        }

        public override void Calculate(int i)
        {
            _deltahl[i] = Bars.HighPrices[i] - Bars.LowPrices[i];
            _rawibs[i] = _deltahl[i] > 0 ? (Bars.ClosePrices[i] - Bars.LowPrices[i]) / _deltahl[i] : 0;
            
            outIBS[i] = 100.0 * _smoothibs.Result[i];
        }
    }
}