gavindiaz/QuanTAlib
1
0
Fork 0
mirror of https://github.com/mihakralj/QuanTAlib.git synced 2026-08-19 11:08:05 +00:00
Code Issues Packages Projects Releases Wiki Activity

CTI

Browse Source
This commit is contained in:
Miha Kralj
2024-11-08 10:07:11 -08:00
parent 11fc798517
commit 02c92712a0
5 changed files with 78 additions and 39 deletions
Download Patch File Download Diff File Expand all files Collapse all files
quantower/Oscillators/CtiIndicator.cs
+22 -17
View File
@@ -3,10 +3,10 @@ using System.Drawing;
namespace QuanTAlib
{
public class CtiIndicator : Indicator
public class CtiIndicator : Indicator, IWatchlistIndicator
{
[InputParameter("Period", 0, 1, 100, 1, 0)]
public int Period = 20;
public int Period { get; set; } = 20;
[InputParameter("Source Type", 1, variants: new object[]
{
@@ -21,46 +21,51 @@ namespace QuanTAlib
"OHLC4", SourceType.OHLC4,
"HLCC4", SourceType.HLCC4
})]
public SourceType SourceType = SourceType.Close;
public SourceType Source { get; set; } = SourceType.Close;
[InputParameter("Show Cold Values", 2)]
public bool ShowColdValues = false;
public bool ShowColdValues { get; set; } = true;
private Cti cti;
protected LineSeries? CtiSeries;
private Cti? cti;
protected LineSeries? Series;
protected string? SourceName;
public int MinHistoryDepths => Period + 1;
int IWatchlistIndicator.MinHistoryDepths => MinHistoryDepths;
public CtiIndicator()
{
OnBackGround = false;
SeparateWindow = true;
this.Name = "CTI - Ehler's Correlation Trend Indicator";
SourceName = Source.ToString();
this.Description = "A momentum oscillator that measures the correlation between the price and a lagged version of the price.";
CtiSeries = new($"CTI {Period}", Color: IndicatorExtensions.Oscillators, 2, LineStyle.Solid);
AddLineSeries(CtiSeries);
Series = new($"CTI {Period}", color: IndicatorExtensions.Oscillators, width: 2, LineStyle.Solid);
AddLineSeries(Series);
}
protected override void OnInit()
{
cti = new Cti(this.Period);
SourceName = Source.ToString();
base.OnInit();
}
protected override void OnUpdate(UpdateArgs args)
{
TValue input = this.GetInputValue(args, Source);
cti.Calc(value);
TValue result = cti!.Calc(input);
CtiSeries!.SetValue(cti.Value);
CtiSeries!.SetMarker(0, Color.Transparent);
Series!.SetValue(result);
Series!.SetMarker(0, Color.Transparent);
}
public override string ShortName => $"CTI ({Period}:{SourceName})";
public override string ShortName => $"CTI ({Period}:{SourceName})";
#pragma warning disable CA1416 // Validate platform compatibility
public override void OnPaintChart(PaintChartEventArgs args)
{
base.OnPaintChart(args);
this.PaintSmoothCurve(args, CtiSeries!, cti!.WarmupPeriod, showColdValues: ShowColdValues, tension: 0.2);
}
public override void OnPaintChart(PaintChartEventArgs args)
{
base.OnPaintChart(args);
this.PaintSmoothCurve(args, Series!, cti!.WarmupPeriod, showColdValues: ShowColdValues, tension: 0.0);
}
}
}