#region Using declarations
using NinjaTrader.Cbi;
using NinjaTrader.Gui;
using NinjaTrader.Gui.Chart;
using NinjaTrader.Gui.Tools;
using NinjaTrader.Data;
using SharpDX.DirectWrite;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using System.Globalization;
using System.Windows.Media;
using System.Xml.Serialization;
#endregion

namespace NinjaTrader.NinjaScript.Indicators
{
    public class OR
    {
        public double High { get; set; }

        public double Low { get; set; }

        public double Mid { get; set; }

        public double LatestPrice { get; set; }

        public DateTime StartTime { get; set; }

        public DateTime EndTime { get; set; }
    }

    [CategoryOrder("Opening Range", 1)]
    [CategoryOrder("Appearance", 2)]
    [CategoryOrder("Labels", 3)]
    [TypeConverter("NinjaTrader.NinjaScript.Indicators.OpeningRangePropertyConverter")]
    public class OpeningRange : Indicator
    {
        public static int DefaultOpeningRangePeriod = 30;
        public static OpeningRangeBarType DefaultOpeningRangeType =
            OpeningRangeBarType.Minutes;

        public static bool DefaultEnableExtensions = false;
        public static int DefaultNumberOfExtensions = 3;
        public static double DefaultExtensionMultiplier = 0.5;

        public static OpeningRangeColorScheme DefaultOpeningRangeColorScheme =
            OpeningRangeColorScheme.Default;

        public static Stroke DefaultOpeningRangeStroke =
            new Stroke(Brushes.Yellow, DashStyleHelper.Solid, 3);
        public static Stroke DefaultOpeningRangeMidStroke =
            new Stroke(Brushes.Gray, DashStyleHelper.Dash, 2);

        public static Stroke DefaultPriceAboveStroke =
            new Stroke(Brushes.LimeGreen, DashStyleHelper.Solid, 3);
        public static Stroke DefaultPriceBelowStroke =
            new Stroke(Brushes.Red, DashStyleHelper.Solid, 3);
        public static Stroke DefaultPriceInsideStroke =
            new Stroke(Brushes.Yellow, DashStyleHelper.Solid, 3);

        public static Stroke DefaultExtensionStroke =
            new Stroke(Brushes.Yellow, DashStyleHelper.Solid, 1);

        public static SimpleFont DefaultOpeningRangeFont =
            new SimpleFont("Arial", 12);
        public static Brush DefaultOpeningRangeFontColor = Brushes.LightGray;

        public static bool DefaultShowLabels = false;
        public static string DefaultOpeningRangeHighLabel = "ORH @ {level}";
        public static string DefaultOpeningRangeLowLabel = "ORL @ {level}";
        public static string DefaultOpeningRangeMidLabel = "ORM @ {level}";
        public static OpeningRangeLabelPosition DefaultOpeningRangeLabelPosition =
            OpeningRangeLabelPosition.Center;

        private const int PrimaryBars = 0;
        private int OpeningRangeBars;
        private int RegularTradingHoursBars;

        private const string RegularTradingHours = "US Equities RTH";
        private TimeSpan RegularTradingHoursOpen;
        private TimeSpan SessionClose;

        private List<OR> OpeningRanges;
        private OR CurrentOpeningRange;

        private double OpeningRangeHigh;
        private double OpeningRangeLow;
        private double OpeningRangeMid;
        private double LastPrice;

        private const int LabelPadding = 5;
        private const string LevelFormatString = "{level}";

        protected override void OnStateChange()
        {
            if (State == State.SetDefaults)
            {
                Description = @"Opening Range Indicator";
                Name = "Opening Range";
                Calculate = Calculate.OnPriceChange;
                IsOverlay = true;
                DisplayInDataBox = true;
                DrawOnPricePanel = true;
                DrawHorizontalGridLines = true;
                DrawVerticalGridLines = true;
                PaintPriceMarkers = true;
                ScaleJustification = ScaleJustification.Right;
                IsSuspendedWhileInactive = false;

                OpeningRangePeriod = DefaultOpeningRangePeriod;
                OpeningRangeType = DefaultOpeningRangeType;

                EnableExtensions = DefaultEnableExtensions;
                NumberOfExtensions = DefaultNumberOfExtensions;
                ExtensionMultiplier = DefaultExtensionMultiplier;

                ColorScheme = DefaultOpeningRangeColorScheme;
                OpeningRangeHighStroke = DefaultOpeningRangeStroke;
                OpeningRangeLowStroke = DefaultOpeningRangeStroke;
                OpeningRangeMidStroke = DefaultOpeningRangeMidStroke;
                PriceAboveStroke = DefaultPriceAboveStroke;
                PriceBelowStroke = DefaultPriceBelowStroke;
                PriceInsideStroke = DefaultPriceInsideStroke;
                ExtensionStroke = DefaultExtensionStroke;

                ShowLabels = DefaultShowLabels;
                OpeningRangeFont = DefaultOpeningRangeFont;
                OpeningRangeFontColor = DefaultOpeningRangeFontColor;
                OpeningRangeHighLabel = DefaultOpeningRangeHighLabel;
                OpeningRangeHighLabelPosition = DefaultOpeningRangeLabelPosition;
                OpeningRangeLowLabel = DefaultOpeningRangeLowLabel;
                OpeningRangeLowLabelPosition = DefaultOpeningRangeLabelPosition;
                OpeningRangeMidLabel = DefaultOpeningRangeMidLabel;
                OpeningRangeMidLabelPosition = DefaultOpeningRangeLabelPosition;

                ArePlotsConfigurable = false;
                AddPlot(Brushes.Transparent, "ORH");
                AddPlot(Brushes.Transparent, "ORL");
                AddPlot(Brushes.Transparent, "ORM");
            }
            else if (State == State.Configure)
            {
                ResetOpeningRange(DateTime.MinValue);
                OpeningRanges = new List<OR>();

                BarsPeriod openingRangeBarsPeriod = new BarsPeriod {
                    BarsPeriodType = (BarsPeriod.BarsPeriodType == BarsPeriodType.Minute) ? 
                        BarsPeriodType.Minute : BarsPeriodType.Second,
                    Value = 1
                };

                AddDataSeries(Instrument.FullName, openingRangeBarsPeriod, Instrument.MasterInstrument.TradingHours.Name);
                OpeningRangeBars = 1;

                RegularTradingHoursBars = 0;
                if (RegularTradingHours != Bars.TradingHours.Name)
                {
                    AddDataSeries(Instrument.FullName, BarsPeriod, RegularTradingHours);
                    RegularTradingHoursBars = 2;
                }
            }
            else if (State == State.DataLoaded)
            {
                SessionIterator regularTradingHoursSession = new SessionIterator(BarsArray[RegularTradingHoursBars]);
                RegularTradingHoursOpen = regularTradingHoursSession
                    .GetTradingDayBeginLocal(regularTradingHoursSession.ActualTradingDayExchange).TimeOfDay;

                SessionIterator chartSession = new SessionIterator(BarsArray[PrimaryBars]);
                SessionClose = chartSession.GetTradingDayEndLocal(chartSession.ActualTradingDayExchange).TimeOfDay;
            }
            else if (State == State.Historical)
            {
                SetZOrder(-1); // Display behind bars on chart.
            }
        }

        protected override void OnBarUpdate()
        {
            DateTime now = Times[BarsInProgress][0];

            if (Bars.IsFirstBarOfSession && IsFirstTickOfBar)
            {
                if (CurrentOpeningRange != null && now > GetSessionClose(CurrentOpeningRange.StartTime))
                    ResetOpeningRange(now);
            }

            if (OpeningRangeBars == BarsInProgress && 
                now > GetOpeningRangeStartTime(now) && now <= GetOpeningRangeEndTime(now))
            {
                if (CurrentOpeningRange == null)
                {
                    CurrentOpeningRange = new OR
                    {
                        High = OpeningRangeHigh,
                        Low = OpeningRangeLow,
                        Mid = OpeningRangeMid,
                        LatestPrice = LastPrice,
                        StartTime = now
                    };
                    OpeningRanges.Add(CurrentOpeningRange);
                }

                if (Highs[BarsInProgress][0] > OpeningRangeHigh || OpeningRangeHigh == 0.0)
                    OpeningRangeHigh = Highs[BarsInProgress][0];

                if (Lows[BarsInProgress][0] < OpeningRangeLow || OpeningRangeLow == 0.0)
                    OpeningRangeLow = Lows[BarsInProgress][0];
            }

            if (PrimaryBars == BarsInProgress)
            {
                ORH[0] = OpeningRangeHigh;
                ORL[0] = OpeningRangeLow;

                OpeningRangeMid = Instrument.MasterInstrument
                    .RoundToTickSize((OpeningRangeLow + OpeningRangeHigh) / 2.0);
                ORM[0] = OpeningRangeMid;

                LastPrice = Close[0];

                UpdateOpeningRange(now);
            }
        }

        protected override void OnRender(ChartControl chartControl, ChartScale chartScale)
        {
            base.OnRender(chartControl, chartScale);

            SharpDX.Direct2D1.Brush openingRangeMidBrush = OpeningRangeMidStroke.Brush.ToDxBrush(RenderTarget);

            TextFormat textFormat = OpeningRangeFont.ToDirectWriteTextFormat();
            SharpDX.Direct2D1.Brush textBrush = OpeningRangeFontColor.ToDxBrush(RenderTarget);

            foreach (OR openingRange in OpeningRanges)
            {
                int barId = ChartBars.GetBarIdxByTime(chartControl, openingRange.StartTime);
                DateTime startTime = ChartBars.GetTimeByBarIdx(chartControl, barId);
                int openingRangeStartX = chartControl.GetXByTime(startTime);

                int openingRangeEndX;
                if (openingRange.EndTime == default(DateTime))
                    openingRangeEndX = ChartPanel.X + ChartPanel.W;
                else
                    openingRangeEndX = chartControl.GetXByTime(openingRange.EndTime);

                if (openingRange.High > 0.0)
                {
                    double openingRangeHigh = openingRange.High;

                    float openingRangeHighEndX = openingRangeEndX;
                    if (ShowLabels && openingRange.EndTime == default(DateTime) 
                        && openingRangeStartX < ChartPanel.X + ChartPanel.W)
                    {
                        SharpDX.Vector2 labelOrigin = DrawLabel(OpeningRangeHighLabel, openingRangeHigh, 
                            OpeningRangeHighLabelPosition, textFormat, textBrush, chartScale);

                        if (OpeningRangeLabelPosition.Center == OpeningRangeHighLabelPosition)
                            openingRangeHighEndX = labelOrigin.X - LabelPadding;
                    }

                    int openingRangeHighY = chartScale.GetYByValue(openingRangeHigh);
                    if (openingRangeStartX < openingRangeHighEndX)
                    {
                        Stroke openingRangeHighStroke = GetStroke(openingRange, OpeningRangeHighStroke);
                        SharpDX.Direct2D1.Brush openingRangeHighBrush = openingRangeHighStroke.Brush.ToDxBrush(RenderTarget);
                        RenderTarget.DrawLine(new SharpDX.Vector2(openingRangeStartX, openingRangeHighY),
                            new SharpDX.Vector2(openingRangeHighEndX, openingRangeHighY),
                                openingRangeHighBrush, openingRangeHighStroke.Width, openingRangeHighStroke.StrokeStyle);
                        openingRangeHighBrush.Dispose();
                    }
                }

                if (openingRange.Low > 0.0)
                {
                    double openingRangeLow = openingRange.Low;

                    float openingRangeLowEndX = openingRangeEndX;
                    if (ShowLabels && openingRange.EndTime == default(DateTime) 
                        && openingRangeStartX < ChartPanel.X + ChartPanel.W)
                    {
                        SharpDX.Vector2 labelOrigin = DrawLabel(OpeningRangeLowLabel, openingRangeLow, 
                            OpeningRangeLowLabelPosition, textFormat, textBrush, chartScale);

                        if (OpeningRangeLabelPosition.Center == OpeningRangeLowLabelPosition)
                            openingRangeLowEndX = labelOrigin.X - LabelPadding;
                    }

                    int openingRangeLowY = chartScale.GetYByValue(openingRangeLow);
                    if (openingRangeStartX < openingRangeLowEndX)
                    {
                        Stroke openingRangeLowStroke = GetStroke(openingRange, OpeningRangeLowStroke);
                        SharpDX.Direct2D1.Brush openingRangeLowBrush = openingRangeLowStroke.Brush.ToDxBrush(RenderTarget);
                        RenderTarget.DrawLine(new SharpDX.Vector2(openingRangeStartX, openingRangeLowY),
                            new SharpDX.Vector2(openingRangeLowEndX, openingRangeLowY),
                                openingRangeLowBrush, openingRangeLowStroke.Width, openingRangeLowStroke.StrokeStyle);
                        openingRangeLowBrush.Dispose();
                    }
                }

                if (openingRange.Mid > 0.0)
                {
                    double openingRangeMid = openingRange.Mid;

                    float openingRangeMidEndX = openingRangeEndX;
                    if (ShowLabels && openingRange.EndTime == default(DateTime)
                        && openingRangeStartX < ChartPanel.X + ChartPanel.W)
                    {
                        SharpDX.Vector2 labelOrigin = DrawLabel(OpeningRangeMidLabel, openingRangeMid, 
                            OpeningRangeMidLabelPosition, textFormat, textBrush, chartScale);

                        if (OpeningRangeLabelPosition.Center == OpeningRangeMidLabelPosition)
                            openingRangeMidEndX = labelOrigin.X - LabelPadding;
                    }

                    int openingRangeMidY = chartScale.GetYByValue(openingRangeMid);
                    if (openingRangeStartX < openingRangeMidEndX)
                        RenderTarget.DrawLine(new SharpDX.Vector2(openingRangeStartX, openingRangeMidY),
                            new SharpDX.Vector2(openingRangeMidEndX, openingRangeMidY),
                                openingRangeMidBrush, OpeningRangeMidStroke.Width, OpeningRangeMidStroke.StrokeStyle);
                }

                if (EnableExtensions)
                {
                    double range = openingRange.High - openingRange.Low;
                    for (int i = 1; i <= NumberOfExtensions; i++)
                    {
                        double extension = range * ExtensionMultiplier * i;
                        double highExtension = openingRange.High + extension;
                        double lowExtension = openingRange.Low - extension;

                        RenderLevel(highExtension, openingRangeStartX, openingRangeEndX, ExtensionStroke, chartScale);
                        RenderLevel(lowExtension, openingRangeStartX, openingRangeEndX, ExtensionStroke, chartScale);
                    }
                }
            }

            openingRangeMidBrush.Dispose();
            textFormat.Dispose();
            textBrush.Dispose();
        }

        private void RenderLevel(double value, int startX, int endX, Stroke stroke, ChartScale scale)
        {
            SharpDX.Direct2D1.Brush brush = stroke.Brush.ToDxBrush(RenderTarget);
            int y = scale.GetYByValue(value);
            RenderTarget.DrawLine(new SharpDX.Vector2(startX, y), new SharpDX.Vector2(endX, y), brush, stroke.Width, stroke.StrokeStyle);
            brush.Dispose();
        }

        private Stroke GetStroke(OR openingRange, Stroke defaultStroke)
        {
            if (ColorScheme == OpeningRangeColorScheme.PriceBased)
            {
                if (openingRange.LatestPrice > openingRange.High)
                    return PriceAboveStroke;
                else if (openingRange.LatestPrice < openingRange.Low)
                    return PriceBelowStroke;
                else
                    return PriceInsideStroke;
            }
            return defaultStroke;
        }

        private SharpDX.Vector2 DrawLabel(string label, double level, OpeningRangeLabelPosition position, 
            TextFormat textFormat, SharpDX.Direct2D1.Brush textBrush, ChartScale chartScale)
        {
            string labelText = label.Replace(LevelFormatString, level.ToString("F2"));

            TextLayout textLayout = new TextLayout(Core.Globals.DirectWriteFactory,
                labelText, textFormat, 500, textFormat.FontSize);

            int levelY = chartScale.GetYByValue(level);

            float labelY;
            switch (position)
            {
                case OpeningRangeLabelPosition.Below:
                    labelY = ChartPanel.Y + (float)levelY + LabelPadding;
                    break;
                case OpeningRangeLabelPosition.Center:
                    labelY = ChartPanel.Y + (float)levelY - (textLayout.Metrics.Height / 2.0f);
                    break;
                case OpeningRangeLabelPosition.Above:
                default:
                    labelY = ChartPanel.Y + (float)levelY - textLayout.Metrics.Height - LabelPadding;
                    break;
            }

            SharpDX.Vector2 textOrigin = new SharpDX.Vector2(
                ChartPanel.W - textLayout.Metrics.Width - LabelPadding, labelY);

            RenderTarget.DrawTextLayout(textOrigin, textLayout, textBrush, SharpDX.Direct2D1.DrawTextOptions.NoSnap);

            textLayout.Dispose();

            return textOrigin;
        }

        public DateTime GetOpeningRangeStartTime(DateTime now)
        {
            return now.Date + RegularTradingHoursOpen;
        }

        public DateTime GetOpeningRangeEndTime(DateTime now)
        {
            DateTime openingRangeStartTime = GetOpeningRangeStartTime(now);
            switch (OpeningRangeType)
            {
                case OpeningRangeBarType.Seconds:
                    return openingRangeStartTime.AddSeconds(OpeningRangePeriod);
                case OpeningRangeBarType.Hours:
                    return openingRangeStartTime.AddHours(OpeningRangePeriod);
                default:
                    return openingRangeStartTime.AddMinutes(OpeningRangePeriod);
            }
        }

        private DateTime GetSessionClose(DateTime openingRangeStartTime)
        {
            return openingRangeStartTime.Date + SessionClose;
        }

        private void UpdateOpeningRange(DateTime now)
        {
            if (CurrentOpeningRange != null)
            {
                CurrentOpeningRange.High = OpeningRangeHigh;
                CurrentOpeningRange.Low = OpeningRangeLow;
                CurrentOpeningRange.Mid = OpeningRangeMid;

                DateTime sessionClose = now.Date + SessionClose;
                if (GetOpeningRangeStartTime(now) > sessionClose)
                    sessionClose = sessionClose.AddDays(1);

                if (CurrentOpeningRange.EndTime == default(DateTime))
                {
                    CurrentOpeningRange.LatestPrice = LastPrice;

                    if (now >= sessionClose)
                        CurrentOpeningRange.EndTime = sessionClose;
                }
            }
        }

        private void ResetOpeningRange(DateTime now)
        {
            OpeningRangeHigh = 0.0;
            OpeningRangeLow = 0.0;
            OpeningRangeMid = 0.0;
            LastPrice = 0.0;

            if (CurrentOpeningRange != null && CurrentOpeningRange.EndTime == default(DateTime))
                CurrentOpeningRange.EndTime = now;

            CurrentOpeningRange = null;
        }

        public override string DisplayName
        {
            get { return Name; }
        }

        [NinjaScriptProperty]
        [Range(1, int.MaxValue)]
        [Display(Name = "Period", Description = "Opening range period", Order = 1, GroupName = "Opening Range")]
        public int OpeningRangePeriod
        { get; set; }

        [NinjaScriptProperty]
        [Display(Name = "Type", Description = "Type of opening range being calculated", Order = 2, GroupName = "Opening Range")]
        public OpeningRangeBarType OpeningRangeType
        { get; set; }

        [RefreshProperties(RefreshProperties.All)]
        [Display(Name = "Enable Extensions", Description = "Whether to enable opening range extensions", Order = 3, GroupName = "Opening Range")]
        public bool EnableExtensions { get; set; }

        [Display(Name = "Number of Extensions", Description = "Number of extensions above and below the opening range", Order = 4, GroupName = "Opening Range")]
        public int NumberOfExtensions { get; set; }

        [Display(Name = "Extension Multiplier", Description = "Multiplier used for calculating extension levels", Order = 5, GroupName = "Opening Range")]
        public double ExtensionMultiplier { get; set; }

        [PropertyEditor("NinjaTrader.Gui.Tools.StringStandardValuesEditorKey")]
        [TypeConverter(typeof(OpeningRangeColorSchemeConverter))]
        [RefreshProperties(RefreshProperties.All)]
        [Display(Name = "Color Scheme", Description = "Opening range coloring scheme", Order = 1, GroupName = "Appearance")]
        public OpeningRangeColorScheme ColorScheme
        { get; set; }

        [Display(Name = "Price Above", Description = "Opening range lines drawn on chart when price is > ORH", Order = 2, GroupName = "Appearance")]
        public Stroke PriceAboveStroke
        { get; set; }

        [Display(Name = "Price Below", Description = "Opening range lines drawn on chart when price is < ORL", Order = 3, GroupName = "Appearance")]
        public Stroke PriceBelowStroke
        { get; set; }

        [Display(Name = "Price Inside", Description = "Opening range lines drawn on chart when price is inside OR", Order = 4, GroupName = "Appearance")]
        public Stroke PriceInsideStroke
        { get; set; }

        [Display(Name = "Opening Range High", Description = "Opening range high line drawn on chart", Order = 5, GroupName = "Appearance")]
        public Stroke OpeningRangeHighStroke
        { get; set; }

        [Display(Name = "Opening Range Mid", Description = "Opening range mid line drawn on chart", Order = 6, GroupName = "Appearance")]
        public Stroke OpeningRangeMidStroke
        { get; set; }

        [Display(Name = "Opening Range Low", Description = "Opening range low line drawn on chart", Order = 7, GroupName = "Appearance")]
        public Stroke OpeningRangeLowStroke
        { get; set; }

        [Display(Name = "Extension", Description = "Opening range extensions lines drawn on chart", Order = 8, GroupName = "Appearance")]
        public Stroke ExtensionStroke
        { get; set; }

        [Display(Name = "Show Labels", Order = 1, GroupName = "Labels")]
        public bool ShowLabels
        { get; set; }

        [Display(Name = "Font", Description = "Font used to display the opening range labels", Order = 2, GroupName = "Labels")]
        public SimpleFont OpeningRangeFont
        { get; set; }

        [XmlIgnore]
        [Display(Name = "Font Color", Description = "Color of the text used to label the opening range levels", Order = 3, GroupName = "Labels")]
        public Brush OpeningRangeFontColor
        { get; set; }

        [Browsable(false)]
        public string OpeningRangeFontColorSerialization
        {
            get { return Serialize.BrushToString(OpeningRangeFontColor); }
            set { OpeningRangeFontColor = Serialize.StringToBrush(value); }
        }

        [Display(Name = "Opening Range High", Order = 4, GroupName = "Labels")]
        public string OpeningRangeHighLabel
        { get; set; }

        [Display(Name = "    Label Position", Order = 5, GroupName = "Labels")]
        public OpeningRangeLabelPosition OpeningRangeHighLabelPosition
        { get; set; }

        [Display(Name = "Opening Range Mid", Order = 6, GroupName = "Labels")]
        public string OpeningRangeMidLabel
        { get; set; }

        [Display(Name = "    Label Position", Order = 7, GroupName = "Labels")]
        public OpeningRangeLabelPosition OpeningRangeMidLabelPosition
        { get; set; }

        [Display(Name = "Opening Range Low", Order = 8, GroupName = "Labels")]
        public string OpeningRangeLowLabel
        { get; set; }

        [Display(Name = "    Label Position", Order = 9, GroupName = "Labels")]
        public OpeningRangeLabelPosition OpeningRangeLowLabelPosition
        { get; set; }

        [Browsable(false)]
        [XmlIgnore]
        public Series<double> ORH
        {
            get { return Values[0]; }
        }

        [Browsable(false)]
        [XmlIgnore]
        public Series<double> ORL
        {
            get { return Values[1]; }
        }

        [Browsable(false)]
        [XmlIgnore]
        public Series<double> ORM
        {
            get { return Values[2]; }
        }
    }

    public class OpeningRangePropertyConverter : IndicatorBaseConverter
    {
        public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object component, Attribute[] attrs)
        {
            OpeningRange indicator = component as OpeningRange;

            PropertyDescriptorCollection properties = base.GetPropertiesSupported(context) ?
                base.GetProperties(context, component, attrs) : TypeDescriptor.GetProperties(component, attrs);

            if (indicator == null || properties == null)
                return properties;

            PropertyDescriptor numberOfExtensions = properties["NumberOfExtensions"];
            PropertyDescriptor extensionMultiplier = properties["ExtensionMultiplier"];
            PropertyDescriptor extensionStroke = properties["ExtensionStroke"];

            properties.Remove(numberOfExtensions);
            properties.Remove(extensionMultiplier);
            properties.Remove(extensionStroke);

            if (indicator.EnableExtensions)
            {
                properties.Add(numberOfExtensions);
                properties.Add(extensionMultiplier);
                properties.Add(extensionStroke);
            }

            PropertyDescriptor priceAboveStroke = properties["PriceAboveStroke"];
            PropertyDescriptor priceBelowStroke = properties["PriceBelowStroke"];
            PropertyDescriptor priceInsideStroke = properties["PriceInsideStroke"];

            properties.Remove(priceAboveStroke);
            properties.Remove(priceBelowStroke);
            properties.Remove(priceInsideStroke);

            if (indicator.ColorScheme == OpeningRangeColorScheme.PriceBased)
            {
                PropertyDescriptor openingRangeHighStroke = properties["OpeningRangeHighStroke"];
                PropertyDescriptor openingRangeLowStroke = properties["OpeningRangeLowStroke"];

                properties.Remove(openingRangeHighStroke);
                properties.Remove(openingRangeLowStroke);

                properties.Add(priceAboveStroke);
                properties.Add(priceBelowStroke);
                properties.Add(priceInsideStroke);
            }

            return properties;
        }

        public override bool GetPropertiesSupported(ITypeDescriptorContext context)
        { return true; }
    }
}

public class OpeningRangeColorSchemeConverter : TypeConverter
{
    private const string DEFAULT = "Default";
    private const string PRICE_BASED = "Price Based";

    public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context)
    {
        List<string> values = new List<string>() { DEFAULT, PRICE_BASED };
        return new StandardValuesCollection(values);
    }

    public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
    {
        switch (value.ToString())
        {
            case DEFAULT:
                return OpeningRangeColorScheme.Default;
            case PRICE_BASED:
                return OpeningRangeColorScheme.PriceBased;
        }
        return OpeningRangeColorScheme.Default;
    }

    public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
    {
        OpeningRangeColorScheme enumValue = (OpeningRangeColorScheme)Enum.Parse(typeof(OpeningRangeColorScheme), value.ToString());
        switch (enumValue)
        {
            case OpeningRangeColorScheme.Default:
                return DEFAULT;
            case OpeningRangeColorScheme.PriceBased:
                return PRICE_BASED;
        }
        return DEFAULT;
    }

    public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
    { return true; }

    public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
    { return true; }

    public override bool GetStandardValuesExclusive(ITypeDescriptorContext context)
    { return true; }

    public override bool GetStandardValuesSupported(ITypeDescriptorContext context)
    { return true; }
}

public enum OpeningRangeBarType
{
    Seconds,
    Minutes,
    Hours
}

public enum OpeningRangeColorScheme
{
    Default,
    PriceBased
}

public enum OpeningRangeLabelPosition
{
    Above,
    Below,
    Center
}

#region NinjaScript generated code. Neither change nor remove.

namespace NinjaTrader.NinjaScript.Indicators
{
    public partial class Indicator : NinjaTrader.Gui.NinjaScript.IndicatorRenderBase
    {
        private OpeningRange[] cacheOpeningRange;
        public OpeningRange OpeningRange(int openingRangePeriod, OpeningRangeBarType openingRangeType)
        {
            return OpeningRange(Input, openingRangePeriod, openingRangeType);
        }

        public OpeningRange OpeningRange(ISeries<double> input, int openingRangePeriod, OpeningRangeBarType openingRangeType)
        {
            if (cacheOpeningRange != null)
                for (int idx = 0; idx < cacheOpeningRange.Length; idx++)
                    if (cacheOpeningRange[idx] != null && cacheOpeningRange[idx].OpeningRangePeriod == openingRangePeriod && cacheOpeningRange[idx].OpeningRangeType == openingRangeType && cacheOpeningRange[idx].EqualsInput(input))
                        return cacheOpeningRange[idx];
            return CacheIndicator<OpeningRange>(new OpeningRange(){ OpeningRangePeriod = openingRangePeriod, OpeningRangeType = openingRangeType }, input, ref cacheOpeningRange);
        }
    }
}

namespace NinjaTrader.NinjaScript.MarketAnalyzerColumns
{
    public partial class MarketAnalyzerColumn : MarketAnalyzerColumnBase
    {
        public Indicators.OpeningRange OpeningRange(int openingRangePeriod, OpeningRangeBarType openingRangeType)
        {
            return indicator.OpeningRange(Input, openingRangePeriod, openingRangeType);
        }

        public Indicators.OpeningRange OpeningRange(ISeries<double> input , int openingRangePeriod, OpeningRangeBarType openingRangeType)
        {
            return indicator.OpeningRange(input, openingRangePeriod, openingRangeType);
        }
    }
}

namespace NinjaTrader.NinjaScript.Strategies
{
    public partial class Strategy : NinjaTrader.Gui.NinjaScript.StrategyRenderBase
    {
        public Indicators.OpeningRange OpeningRange(int openingRangePeriod, OpeningRangeBarType openingRangeType)
        {
            return indicator.OpeningRange(Input, openingRangePeriod, openingRangeType);
        }

        public Indicators.OpeningRange OpeningRange(ISeries<double> input , int openingRangePeriod, OpeningRangeBarType openingRangeType)
        {
            return indicator.OpeningRange(input, openingRangePeriod, openingRangeType);
        }
    }
}

#endregion