ZigZag-Manual

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using cAlgo.API;
using cAlgo.API.Collections;
using cAlgo.API.Indicators;
using cAlgo.API.Internals;

namespace cAlgo
{
    [Indicator(IsOverlay = true, TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
    public class ZigZagManual : Indicator
    {
        [Parameter("Modifier Key", DefaultValue = ModifierKeys.Alt)]
        public ModifierKeys ModifierKeyAlt { get; set; }

        [Parameter("Key", DefaultValue = Key.Z)]
        public Key KeyA { get; set; }

        [Parameter("Color", DefaultValue = "Red")]
        public Color ColorValue { get; set; }

        [Parameter("LineStyle", DefaultValue = LineStyle.Dots)]
        public LineStyle LineStyleValue { get; set; }

        [Parameter("Thickness", DefaultValue = 2, MinValue = 1, MaxValue = 5)]
        public int ThicknessValue { get; set; }

        private bool start = false;
        private DateTime time1;
        private double y1;

        private DateTime time2;
        private double y2;

        private int counter = 1;


        public override void Calculate(int index)
        {

        }

        protected override void Initialize()
        {
            Chart.AddHotkey(() => KeyHandler(), KeyA, ModifierKeyAlt);
            Chart.MouseDown += Chart_MouseDown;

        }
        private void Chart_MouseDown(ChartMouseEventArgs obj)
        {
            if (start == true)
            {
                if (counter == 1)
                {
                    time1 = obj.TimeValue;
                    y1 = obj.YValue;
                    counter++;

                }
                else
                {
                    time2 = obj.TimeValue;
                    y2 = obj.YValue;
                    counter++;

                    var trendLine = Chart.DrawTrendLine("trendLine" + y1 + counter, time1, y1, time2, y2, ColorValue, ThicknessValue, LineStyleValue);
                    trendLine.IsInteractive = true;
                    time1 = time2;
                    y1 = y2;

                }


            }

        }

        private void KeyHandler()
        {
            start = start == false ? true : false;

            counter = 1;

        }
    }
}