ninjatrader/indicators/SimpleReversal.cs

156 lines
4.5 KiB
C#

#region Using declarations
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Input;
using System.Windows.Media;
using System.Xml.Serialization;
using NinjaTrader.Cbi;
using NinjaTrader.Gui;
using NinjaTrader.Gui.Chart;
using NinjaTrader.Gui.SuperDom;
using NinjaTrader.Gui.Tools;
using NinjaTrader.Data;
using NinjaTrader.NinjaScript;
using NinjaTrader.Core.FloatingPoint;
using NinjaTrader.NinjaScript.DrawingTools;
#endregion
//This namespace holds Indicators in this folder and is required. Do not change it.
namespace NinjaTrader.NinjaScript.Indicators
{
public class SimpleReversal : Indicator
{
protected override void OnStateChange()
{
if (State == State.SetDefaults)
{
Description = @"";
Name = "Simple Reversal";
Calculate = Calculate.OnBarClose;
IsOverlay = true;
DisplayInDataBox = true;
DrawOnPricePanel = true;
ScaleJustification = ScaleJustification.Right;
IsSuspendedWhileInactive = true;
}
else if (State == State.Configure)
{
}
}
protected override void OnBarUpdate()
{
if (CurrentBar < 2)
return;
if (LongReversal())
DrawTriangle(true);
else if (ShortReversal())
DrawTriangle(false);
}
private bool LongReversal()
{
return (Close[2] < Open[2]) &&
(Low[1] < Low[2]) &&
(Low[1] < Low[0]) &&
(Close[0] > High[1]) &&
(Close[0] > High[2]);
}
private bool ShortReversal()
{
return (Close[2] > Open[2]) &&
(High[1] > High[2]) &&
(High[1] > High[0]) &&
(Close[0] < Low[1]) &&
(Close[0] < Low[2]);
}
private void DrawTriangle(bool isLong)
{
var brush = isLong ? Brushes.LimeGreen : Brushes.Red;
var yValue = isLong ? Low[0] : High[0];
if (isLong)
{
var triangleUp = Draw.TriangleUp(this, "LongReversal@" + CurrentBar, true, 0, yValue, brush);
triangleUp.OutlineBrush = Brushes.Transparent;
}
else
{
var triangleDown = Draw.TriangleDown(this, "ShortReversal@" + CurrentBar, true, 0, yValue, brush);
triangleDown.OutlineBrush = Brushes.Transparent;
}
}
public override string DisplayName
{
get { return Name; }
}
}
}
#region NinjaScript generated code. Neither change nor remove.
namespace NinjaTrader.NinjaScript.Indicators
{
public partial class Indicator : NinjaTrader.Gui.NinjaScript.IndicatorRenderBase
{
private SimpleReversal[] cacheSimpleReversal;
public SimpleReversal SimpleReversal()
{
return SimpleReversal(Input);
}
public SimpleReversal SimpleReversal(ISeries<double> input)
{
if (cacheSimpleReversal != null)
for (int idx = 0; idx < cacheSimpleReversal.Length; idx++)
if (cacheSimpleReversal[idx] != null && cacheSimpleReversal[idx].EqualsInput(input))
return cacheSimpleReversal[idx];
return CacheIndicator<SimpleReversal>(new SimpleReversal(), input, ref cacheSimpleReversal);
}
}
}
namespace NinjaTrader.NinjaScript.MarketAnalyzerColumns
{
public partial class MarketAnalyzerColumn : MarketAnalyzerColumnBase
{
public Indicators.SimpleReversal SimpleReversal()
{
return indicator.SimpleReversal(Input);
}
public Indicators.SimpleReversal SimpleReversal(ISeries<double> input )
{
return indicator.SimpleReversal(input);
}
}
}
namespace NinjaTrader.NinjaScript.Strategies
{
public partial class Strategy : NinjaTrader.Gui.NinjaScript.StrategyRenderBase
{
public Indicators.SimpleReversal SimpleReversal()
{
return indicator.SimpleReversal(Input);
}
public Indicators.SimpleReversal SimpleReversal(ISeries<double> input )
{
return indicator.SimpleReversal(input);
}
}
}
#endregion