ninjatrader/strategies/FirstCrossBot.cs

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#region Using declarations
using NinjaTrader.Cbi;
using NinjaTrader.NinjaScript.Indicators;
using System;
using System.ComponentModel.DataAnnotations;
#endregion
namespace NinjaTrader.NinjaScript.Strategies
{
public class FirstCrossBot : Strategy
{
private SMA fastMA;
private SMA slowMA;
private SMA oscillatorMA;
private Series<double> oscillator;
protected override void OnStateChange()
{
if (State == State.SetDefaults)
{
Description = @"Taken from chapter 24 of Kaufman Constructs Trading Systems";
Name = "1st Cross Bot";
Calculate = Calculate.OnBarClose;
EntriesPerDirection = 1;
EntryHandling = EntryHandling.AllEntries;
IsExitOnSessionCloseStrategy = true;
ExitOnSessionCloseSeconds = 30;
IsFillLimitOnTouch = false;
MaximumBarsLookBack = MaximumBarsLookBack.TwoHundredFiftySix;
OrderFillResolution = OrderFillResolution.Standard;
Slippage = 0;
StartBehavior = StartBehavior.WaitUntilFlat;
TimeInForce = TimeInForce.Gtc;
TraceOrders = false;
RealtimeErrorHandling = RealtimeErrorHandling.StopCancelClose;
StopTargetHandling = StopTargetHandling.PerEntryExecution;
BarsRequiredToTrade = 20;
IsInstantiatedOnEachOptimizationIteration = true;
FastPeriod = 17;
SlowPeriod = 45;
OscillatorPeriod = 5;
LongOnly = true;
}
else if (State == State.Configure)
{
}
else if (State == State.DataLoaded)
{
fastMA = SMA(FastPeriod);
slowMA = SMA(SlowPeriod);
oscillator = new Series<double>(this);
oscillatorMA = SMA(oscillator, OscillatorPeriod);
}
}
protected override void OnBarUpdate()
{
if (CurrentBar < Math.Max(FastPeriod, Math.Max(SlowPeriod, OscillatorPeriod)))
return;
oscillator[0] = fastMA[0] - slowMA[0];
bool isCrossAbove = CrossAbove(oscillator, oscillatorMA, 1);
bool isCrossBelow = CrossBelow(oscillator, oscillatorMA, 1);
if (isCrossAbove && Low[0] > Low[1])
EnterLong();
else if (isCrossBelow && High[0] < High[1] && !LongOnly)
EnterShort();
if (Position.MarketPosition == MarketPosition.Long && isCrossBelow)
ExitLong();
else if (Position.MarketPosition == MarketPosition.Short && isCrossAbove)
ExitShort();
}
public override string DisplayName
{
get { return Name; }
}
[Range(1, int.MaxValue), NinjaScriptProperty]
[Display(Name = "Fast Period", GroupName = "1st Cross Bot", Order = 1)]
public int FastPeriod { get; set; }
[Range(1, int.MaxValue), NinjaScriptProperty]
[Display(Name = "Slow Period", GroupName = "1st Cross Bot", Order = 2)]
public int SlowPeriod { get; set; }
[Range(1, int.MaxValue), NinjaScriptProperty]
[Display(Name = "Oscillator Period", GroupName = "1st Cross Bot", Order = 3)]
public int OscillatorPeriod { get; set; }
[NinjaScriptProperty]
[Display(Name = "Long Only", GroupName = "1st Cross Bot", Order = 4)]
public bool LongOnly { get; set; }
}
}