CloriTrendLine

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

namespace cAlgo
{
    [Indicator(IsOverlay = true, TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
    public class ColoriTrendLine : Indicator
    {

        [Parameter("Day", DefaultValue = 120000)]
        public int D { get; set; }
        [Parameter("Day Color", DefaultValue = "Blue")]
        public string DayColor { get; set; }


        [Parameter("4 Hours ", DefaultValue = 70000)]
        public int H_4 { get; set; }
        [Parameter("H_4 Color", DefaultValue = "Green")]
        public string H_4Color { get; set; }


        [Parameter("1 Hours ", DefaultValue = 10000)]
        public int H_1 { get; set; }
        [Parameter("H_1 Color", DefaultValue = "Purple")]
        public string H_1Color { get; set; }


        [Parameter("15 min ", DefaultValue = 5000)]
        public int M_15 { get; set; }
        [Parameter("M_15 Color", DefaultValue = "Brown")]
        public string M_15Color { get; set; }


        [Parameter("5 min ", DefaultValue = 500)]
        public int M_5 { get; set; }
        [Parameter("M_5 Color", DefaultValue = "Orange")]
        public string M_5Color { get; set; }

        [Parameter("1 min ", DefaultValue = 0)]
        public int M_1 { get; set; }
        [Parameter("M_1 Color", DefaultValue = "Red")]
        public string M_1Color { get; set; }


        ChartTrendLine[] lin;

        protected override void Initialize()
        {
            // Initialize and create nested indicators
            lin = null;
        }

        Color[] co = 
        {
            Color.Blue,
            Color.Green

        };
        public override void Calculate(int index)
        {
            OptimaizeTrendLine();
        }

        private void DisplaySpreadOnChart(Double x)
        {
            var str = Math.Round(x, 2);
            string text = string.Format("{0}", str);
            ChartObjects.DrawText("Label", "Info:", StaticPosition.TopLeft, Colors.Green);
            ChartObjects.DrawText("spread", "\t" + text, StaticPosition.TopLeft, Colors.Blue);
        }

        public void OptimaizeTrendLine()
        {
            lin = GetTrendLineList();
            TimeSpan dif;
            double mifDif = 0;
            for (int j = 0; j < lin.Length; j++)
            {
                dif = lin[j].Time2.Subtract(lin[j].Time1);
                mifDif = dif.TotalMinutes;
                if (mifDif > D)
                {
                    lin[j].Color = Color.FromName(DayColor);
                    lin[j].Thickness = 3;

                }
                else if (mifDif > H_4)
                {
                    lin[j].Color = H_4Color;
                    lin[j].Thickness = 3;
                }
                else if (mifDif > H_1)
                {
                    lin[j].Color = H_1Color;
                    lin[j].Thickness = 2;
                }
                else if (mifDif > M_15)
                {
                    lin[j].Color = M_15Color;
                    lin[j].Thickness = 2;
                }
                else if (mifDif > M_5)
                {
                    lin[j].Color = M_5Color;
                    lin[j].Thickness = 1;
                }
                else if (mifDif > M_1)
                {
                    lin[j].Color = M_1Color;
                    lin[j].Thickness = 1;
                }

            }
        }

        public void ColoredTrendLine()
        {
            Random rang = new Random(0);
            int i = 0;
            ChartTrendLine[] lin = new ChartTrendLine[100];
            foreach (ChartObject o in Chart.Objects)
            {
                if (ChartObjectType.TrendLine == o.ObjectType)
                {
                    lin[i++] = (ChartTrendLine)o;
                }
            }

            for (int j = 0; j < 100; j++)
            {
                lin[j].Color = Color.FromArgb(255, rang.Next(1, 255), rang.Next(1, 255), rang.Next(1, 255));
            }
        }

        ChartTrendLine[] GetTrendLineList()
        {
            int i = 0;
            ChartTrendLine[] lin = new ChartTrendLine[GetNumberOfTrendLine()];
            foreach (ChartObject o in Chart.Objects)
            {
                if (ChartObjectType.TrendLine == o.ObjectType)
                {
                    lin[i++] = (ChartTrendLine)o;
                }
            }

            return lin;
        }

        public int GetNumberOfTrendLine()
        {
            int ntl = 0;

            foreach (ChartObject o in Chart.Objects)
            {
                if (ChartObjectType.TrendLine == o.ObjectType)
                {
                    ntl++;
                }
            }
            return ntl;
        }



    }
}