Another TF

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

namespace cAlgo
{
    [Indicator(IsOverlay = false, TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
    public class AnotherTF : Indicator
    {
        [Parameter()]
        public TimeFrame TF { get; set; }
        [Parameter("Bullish Color", Group = "Colors", DefaultValue = "Cyan")]
        public string BullColorName { get; set; }
        [Parameter("Bearish Color", Group = "Colors", DefaultValue = "Violet")]
        public string BearColorName { get; set; }

        private MarketSeries MS;
        private Color BullColor, BearColor;
        private int Count, PrevCount, PrevIndex;

        [Output("Close", LineColor = "Black", PlotType = PlotType.Points)]
        public IndicatorDataSeries Close { get; set; }

        protected override void Initialize()
        {
            BullColor = Color.FromName(BullColorName);
            BearColor = Color.FromName(BearColorName);
            MS = MarketData.GetSeries(TF);
            Count = MS.Close.Count;
            PrevCount = MS.Close.Count;
            PrevIndex = Chart.BarsTotal;
            DrawHistory();
        }

        public override void Calculate(int index)
        {
            if (!IsLastBar)
                return;

            Count = MS.Close.Count;
            if (Count != PrevCount)
            {
                DrawHistory();
                PrevCount = Count;
            }
            if (PrevIndex != index)
            {
                DrawHistory();
                PrevIndex = index;
            }

            int MSIndex = MS.OpenTime.GetIndexByTime(MarketSeries.OpenTime[index]);

            Color CandleColor = MS.Close[MS.Close.Count - 1] >= MS.Open[MS.Open.Count - 1] ? BullColor : BearColor;
            IndicatorArea.DrawTrendLine("Body " + (index), index, MS.Close[MS.Close.Count - 1], index, MS.Open[MS.Open.Count - 1], CandleColor, 3);
            IndicatorArea.DrawTrendLine("Tail " + (index), index, MS.Low[MS.Close.Count - 1], index, MS.High[MS.Open.Count - 1], CandleColor, 1);
            Close[index] = MS.Close[MS.Close.Count - 1];
        }

        private void DrawHistory()
        {
            /*for (int i = 0; i <= Chart.BarsTotal; ++i)
            {
                IndicatorArea.RemoveObject("Body " + i);
                IndicatorArea.RemoveObject("Tail " + i);
            }*/
            for (int i = 1; i < MS.Close.Count; ++i)
            {
                Color CandleColor = MS.Close[MS.Close.Count - i] >= MS.Open[MS.Open.Count - i] ? BullColor : BearColor;
                IndicatorArea.DrawTrendLine("Body " + (Chart.BarsTotal - i), Chart.BarsTotal - i, MS.Close[MS.Close.Count - i], Chart.BarsTotal - i, MS.Open[MS.Open.Count - i], CandleColor, 3);
                IndicatorArea.DrawTrendLine("Tail " + (Chart.BarsTotal - i), Chart.BarsTotal - i, MS.Low[MS.Close.Count - i], Chart.BarsTotal - i, MS.High[MS.Open.Count - i], CandleColor, 1);
                Close[Chart.BarsTotal - i] = MS.Close[MS.Close.Count - i];
            }
        }
    }
}