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Alligator

Summary

Legendary trader Bill Williams, an early pioneer of market psychology, developed the trend-following Alligator indicator, which follows the premise that financial markets and individual securities trend just 15% to 30% of the time while grinding through sideways ranges the other 70% to 85% of the time.

Signature

1
public abstract interface Alligator

Namespace

cAlgo.API.Indicators

Properties

Name Description
Jaws { get; set; } The jaw is the x-period (13) smoothed moving average that is moved into the future by x (18) bars.
Teeth { get; set; } The teeth is the x-period (8) smoothed moving average that is moved x (5) bars into the future.
Lips { get; set; } The lips is the x-period (5) smoothed moving average that is moved by x (3) bars into the future

Examples

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 using cAlgo.API;
 using cAlgo.API.Indicators;
 namespace cAlgo.Robots
 {
     // This sample cBot shows how to use the Alligator indicator
     [Robot(TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
     public class AlligatorSample : Robot
     {
         private double _volumeInUnits;
         private Alligator _alligator;
         [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);
             _alligator = Indicators.Alligator(13, 18, 8, 5, 5, 3);
         }
         protected override void OnBar()
         {
             if (_alligator.Lips.Last(1) > _alligator.Teeth.Last(1) && _alligator.Lips.Last(2) <= _alligator.Teeth.Last(2))
             {
                 ClosePositions(TradeType.Sell);
                 ExecuteMarketOrder(TradeType.Buy, SymbolName, _volumeInUnits, Label, StopLossInPips, TakeProfitInPips);
             }
             else if (_alligator.Lips.Last(1) < _alligator.Teeth.Last(1) && _alligator.Lips.Last(2) >= _alligator.Teeth.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);
             }
         }
     }
 }

Last update: December 5, 2022

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