CenterOfGravity


Summary

The Center of Gravity (COG) indicator is a technical indicator developed by John Ehlers in 2002, used to identify potential turning points in the price as early as possible.

Syntax

public interface CenterOfGravity

Members

NameTypeSummary
Lag Property
Result Property

Example 1

using cAlgo.API;
using cAlgo.API.Indicators;
using cAlgo.API.Internals;
namespace cAlgo.Robots
{
    // This sample cBot shows how to use the Center Of Gravity indicator
    [Robot(TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
    public class CenterOfGravitySample : Robot
    {
        private double _volumeInUnits;
        private CenterOfGravity _centerOfGravity;
        [Parameter("Volume (Lots)", DefaultValue = 0.01)]
        public double VolumeInLots { get; set; }
        [Parameter("Stop Loss (Pips)", DefaultValue = 10)]
        public double StopLossInPips { get; set; }
        [Parameter("Take Profit (Pips)", DefaultValue = 10)]
        public double TakeProfitInPips { get; set; }
        [Parameter("Label", DefaultValue = "Sample")]
        public string Label { get; set; }
        public Position[] BotPositions
        {
            get
            {
                return Positions.FindAll(Label);
            }
        }
        protected override void OnStart()
        {
            _volumeInUnits = Symbol.QuantityToVolumeInUnits(VolumeInLots);
            _centerOfGravity = Indicators.CenterOfGravity(10);
        }
        protected override void OnBar()
        {
            if (_centerOfGravity.Result.Last(1) > _centerOfGravity.Lag.Last(1) && _centerOfGravity.Result.Last(2) <= _centerOfGravity.Lag.Last(2))
            {
                ClosePositions(TradeType.Sell);
                ExecuteMarketOrder(TradeType.Buy, SymbolName, _volumeInUnits, Label, StopLossInPips, TakeProfitInPips);
            }
            else if (_centerOfGravity.Result.Last(1) < _centerOfGravity.Lag.Last(1) && _centerOfGravity.Result.Last(2) >= _centerOfGravity.Lag.Last(2))
            {
                ClosePositions(TradeType.Buy);
                ExecuteMarketOrder(TradeType.Sell, SymbolName, _volumeInUnits, Label, StopLossInPips, TakeProfitInPips);
            }
        }
        private void ClosePositions(TradeType tradeType)
        {
            foreach (var position in BotPositions)
            {
                if (position.TradeType != tradeType) continue;
                ClosePosition(position);
            }
        }
    }
}
Reference