Average True Range (ATR) free

by Hugoman in category Volatility at 26/02/2013
Description

This Average True Range is based on the True Range Indicator provided by cTrader / cAlgo and has been overlayed with a simple Moving average. It is valid for all time frames and the period can be triggered by a parameter (default value is 14 units with respect to the chosen time frame)

Have fun and good trades

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Formula / Source Code
Language: C#
Trading Platform: cAlgocTrader
// -------------------------------------------------------------------------------
//							Average True Range (ATR)
// based on indicator 'True Range' and overlayed by simple Moving Average (SMA)
// -------------------------------------------------------------------------------

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

namespace cAlgo.Indicators
{	
    [Indicator("Average True Range", IsOverlay = false, ScalePrecision = 5, AccessRights = AccessRights.None)]
    public class AverageTrueRange : Indicator
    {
    	
        [Parameter(DefaultValue = 14)]
        public int Periods { get; set; }

        [Output("Average True Range", Color = Colors.Blue)]
        public IndicatorDataSeries ATR { get; set; }
		
		private IndicatorDataSeries tr;		
		private TrueRange tri;
		private MovingAverage TRMA;
		
        protected override void Initialize()
        {
            // Initialize and create nested indicators
            tr = CreateDataSeries();
            tri = Indicators.TrueRange();
            TRMA = Indicators.MovingAverage(tr,Periods, MovingAverageType.Simple);            
                        
        }

        public override void Calculate(int index)
        {
            // Calculate value at specified index            
            tr[index] = tri.Result[index];            
            ATR[index] = TRMA.Result[index];        
            
        }
    }
}
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