From e998b34d0d85a3d2792e1e8a572074b90f1bbda2 Mon Sep 17 00:00:00 2001
From: moshferatu <gitea@steveharris.sh>
Date: Tue, 14 Nov 2023 09:17:03 -0800
Subject: [PATCH] Add indicator for displaying a customizable label on the
 chart

---
 indicators/ChartLabel.cs | 110 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 indicators/ChartLabel.cs

diff --git a/indicators/ChartLabel.cs b/indicators/ChartLabel.cs
new file mode 100644
index 0000000..4d83bb0
--- /dev/null
+++ b/indicators/ChartLabel.cs
@@ -0,0 +1,110 @@
+#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 ChartLabel : Indicator
+    {
+        protected override void OnStateChange()
+        {
+            if (State == State.SetDefaults)
+            {
+                Description = @"Adds a customizable label to the chart";
+                Name = "Chart Label";
+                Calculate = Calculate.OnBarClose;
+                IsOverlay = true;
+                IsSuspendedWhileInactive = true;
+                Label = "";
+            }
+        }
+
+        protected override void OnBarUpdate() { }
+
+        public override string DisplayName
+        {
+            get { return Label; }
+        }
+
+        [NinjaScriptProperty]
+        [Display(Name = "Label", GroupName = "Chart Label", Order = 1)]
+        public string Label { get; set; }
+    }
+}
+
+#region NinjaScript generated code. Neither change nor remove.
+
+namespace NinjaTrader.NinjaScript.Indicators
+{
+    public partial class Indicator : NinjaTrader.Gui.NinjaScript.IndicatorRenderBase
+    {
+        private ChartLabel[] cacheChartLabel;
+        public ChartLabel ChartLabel(string label)
+        {
+            return ChartLabel(Input, label);
+        }
+
+        public ChartLabel ChartLabel(ISeries<double> input, string label)
+        {
+            if (cacheChartLabel != null)
+                for (int idx = 0; idx < cacheChartLabel.Length; idx++)
+                    if (cacheChartLabel[idx] != null && cacheChartLabel[idx].Label == label && cacheChartLabel[idx].EqualsInput(input))
+                        return cacheChartLabel[idx];
+            return CacheIndicator<ChartLabel>(new ChartLabel(){ Label = label }, input, ref cacheChartLabel);
+        }
+    }
+}
+
+namespace NinjaTrader.NinjaScript.MarketAnalyzerColumns
+{
+    public partial class MarketAnalyzerColumn : MarketAnalyzerColumnBase
+    {
+        public Indicators.ChartLabel ChartLabel(string label)
+        {
+            return indicator.ChartLabel(Input, label);
+        }
+
+        public Indicators.ChartLabel ChartLabel(ISeries<double> input , string label)
+        {
+            return indicator.ChartLabel(input, label);
+        }
+    }
+}
+
+namespace NinjaTrader.NinjaScript.Strategies
+{
+    public partial class Strategy : NinjaTrader.Gui.NinjaScript.StrategyRenderBase
+    {
+        public Indicators.ChartLabel ChartLabel(string label)
+        {
+            return indicator.ChartLabel(Input, label);
+        }
+
+        public Indicators.ChartLabel ChartLabel(ISeries<double> input , string label)
+        {
+            return indicator.ChartLabel(input, label);
+        }
+    }
+}
+
+#endregion