149 lines
4.8 KiB
C#
149 lines
4.8 KiB
C#
#region Using declarations
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.ComponentModel.DataAnnotations;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Xml.Serialization;
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using NinjaTrader.Cbi;
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using NinjaTrader.Gui;
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using NinjaTrader.Gui.Chart;
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using NinjaTrader.Gui.SuperDom;
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using NinjaTrader.Gui.Tools;
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using NinjaTrader.Data;
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using NinjaTrader.NinjaScript;
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using NinjaTrader.Core.FloatingPoint;
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using NinjaTrader.NinjaScript.DrawingTools;
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#endregion
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//This namespace holds Indicators in this folder and is required. Do not change it.
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namespace NinjaTrader.NinjaScript.Indicators
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{
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public class RefreshRate : Indicator
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{
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private const long TicksInMillisecond = 10000;
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private bool IsRefreshing;
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private long PreviousFrame;
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protected override void OnStateChange()
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{
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if (State == State.SetDefaults)
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{
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Description = @"Refreshes the chart on every incoming tick or market depth update according to the desired refresh rate";
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Name = "Refresh Rate";
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Calculate = Calculate.OnEachTick;
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IsChartOnly = true;
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IsOverlay = true;
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DisplayInDataBox = false;
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ScaleJustification = ScaleJustification.Right;
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IsSuspendedWhileInactive = true;
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RefreshRateMilliseconds = 0;
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}
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}
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protected override void OnMarketDepth(MarketDepthEventArgs marketDepthUpdate)
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{
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RefreshChart();
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}
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protected override void OnBarUpdate()
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{
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RefreshChart();
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}
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private void RefreshChart()
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{
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if (IsRefreshing || ChartControl == null || State == State.Historical)
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return;
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if (RefreshRateMilliseconds > 0)
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{
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long currentFrame = DateTime.Now.Ticks / (TicksInMillisecond * RefreshRateMilliseconds);
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if (currentFrame == PreviousFrame)
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return;
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PreviousFrame = currentFrame;
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}
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IsRefreshing = true;
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ChartControl.Dispatcher.InvokeAsync(() => {
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ChartControl.InvalidateVisual();
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IsRefreshing = false;
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});
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}
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public override string DisplayName
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{
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get { return Name; }
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}
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[NinjaScriptProperty]
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[Range(0, int.MaxValue)]
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[Display(Name = "Refresh Rate (Ms)", Description = "Number of milliseconds to wait between chart refreshes (0 for no waiting)", Order = 1, GroupName = "Refresh Rate")]
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public int RefreshRateMilliseconds
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{ get; set; }
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}
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}
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#region NinjaScript generated code. Neither change nor remove.
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namespace NinjaTrader.NinjaScript.Indicators
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{
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public partial class Indicator : NinjaTrader.Gui.NinjaScript.IndicatorRenderBase
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{
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private RefreshRate[] cacheRefreshRate;
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public RefreshRate RefreshRate(int refreshRateMilliseconds)
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{
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return RefreshRate(Input, refreshRateMilliseconds);
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}
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public RefreshRate RefreshRate(ISeries<double> input, int refreshRateMilliseconds)
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{
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if (cacheRefreshRate != null)
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for (int idx = 0; idx < cacheRefreshRate.Length; idx++)
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if (cacheRefreshRate[idx] != null && cacheRefreshRate[idx].RefreshRateMilliseconds == refreshRateMilliseconds && cacheRefreshRate[idx].EqualsInput(input))
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return cacheRefreshRate[idx];
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return CacheIndicator<RefreshRate>(new RefreshRate(){ RefreshRateMilliseconds = refreshRateMilliseconds }, input, ref cacheRefreshRate);
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}
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}
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}
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namespace NinjaTrader.NinjaScript.MarketAnalyzerColumns
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{
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public partial class MarketAnalyzerColumn : MarketAnalyzerColumnBase
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{
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public Indicators.RefreshRate RefreshRate(int refreshRateMilliseconds)
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{
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return indicator.RefreshRate(Input, refreshRateMilliseconds);
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}
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public Indicators.RefreshRate RefreshRate(ISeries<double> input , int refreshRateMilliseconds)
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{
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return indicator.RefreshRate(input, refreshRateMilliseconds);
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}
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}
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}
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namespace NinjaTrader.NinjaScript.Strategies
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{
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public partial class Strategy : NinjaTrader.Gui.NinjaScript.StrategyRenderBase
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{
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public Indicators.RefreshRate RefreshRate(int refreshRateMilliseconds)
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{
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return indicator.RefreshRate(Input, refreshRateMilliseconds);
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}
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public Indicators.RefreshRate RefreshRate(ISeries<double> input , int refreshRateMilliseconds)
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{
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return indicator.RefreshRate(input, refreshRateMilliseconds);
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}
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}
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}
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#endregion
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