Instantaneous Trend Line by footon

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Indicator Description

Instantaneous Trend Line

Forum link: Footon's indi corner

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//============================================================== // Forex Strategy Builder // Copyright (c) Miroslav Popov. All rights reserved. //============================================================== // THIS CODE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, // EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO // THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE. //============================================================== using System; using System.Drawing; using ForexStrategyBuilder.Infrastructure.Entities; using ForexStrategyBuilder.Infrastructure.Enums; using ForexStrategyBuilder.Infrastructure.Interfaces; namespace ForexStrategyBuilder.Indicators.Store { public class InstantaneousTrendLine : Indicator { public InstantaneousTrendLine() { IndicatorName = "Instantaneous Trend Line"; PossibleSlots = SlotTypes.OpenFilter | SlotTypes.CloseFilter; SeparatedChart = true; //SeparatedChartMinValue = -3; //SeparatedChartMaxValue = 3; IndicatorAuthor = "Footon"; IndicatorVersion = "2.0"; IndicatorDescription = "Footon's indi corner: custom indicators for FSB and FST."; } public override void Initialize(SlotTypes slotType) { SlotType = slotType; IndParam.IndicatorType = TypeOfIndicator.IndicatorsMA; // The ComboBox parameters IndParam.ListParam[0].Caption = "Logic"; IndParam.ListParam[0].ItemList = new string[] { "The fast line rises", "The fast line falls", "The fast line changes its direction upward", "The fast line changes its direction downward", "The fast line crosses the slow line upward", "The fast line crosses the slow line downward", "The fast line is higher than the slow line", "The fast line is lower than the slow line" }; IndParam.ListParam[0].Index = 0; IndParam.ListParam[0].Text = IndParam.ListParam[0].ItemList[IndParam.ListParam[0].Index]; IndParam.ListParam[0].Enabled = true; IndParam.ListParam[0].ToolTip = "Logic of application of the oscillator."; /*IndParam.ListParam[2].Caption = "Base price"; IndParam.ListParam[2].ItemList = Enum.GetNames(typeof(BasePrice)); IndParam.ListParam[2].Index = (int)BasePrice.Close; IndParam.ListParam[2].Text = IndParam.ListParam[2].ItemList[IndParam.ListParam[2].Index]; IndParam.ListParam[2].Enabled = true; IndParam.ListParam[2].ToolTip = "The price the CMO is based on."; IndParam.ListParam[3].Caption = "Z Smoothing method"; IndParam.ListParam[3].ItemList = Enum.GetNames(typeof(MAMethod)); IndParam.ListParam[3].Index = (int)MAMethod.Simple; IndParam.ListParam[3].Text = IndParam.ListParam[3].ItemList[IndParam.ListParam[3].Index]; IndParam.ListParam[3].Enabled = true; IndParam.ListParam[3].ToolTip = "method"; IndParam.ListParam[1].Caption = "osc Smoothing method"; IndParam.ListParam[1].ItemList = Enum.GetNames(typeof(MAMethod)); IndParam.ListParam[1].Index = (int)MAMethod.Simple; IndParam.ListParam[1].Text = IndParam.ListParam[1].ItemList[IndParam.ListParam[1].Index]; IndParam.ListParam[1].Enabled = true; IndParam.ListParam[1].ToolTip = "method"; IndParam.ListParam[4].Caption = "osct3 Smoothing method"; IndParam.ListParam[4].ItemList = Enum.GetNames(typeof(MAMethod)); IndParam.ListParam[4].Index = (int)MAMethod.Simple; IndParam.ListParam[4].Text = IndParam.ListParam[4].ItemList[IndParam.ListParam[4].Index]; IndParam.ListParam[4].Enabled = true; IndParam.ListParam[4].ToolTip = "method"; // The NumericUpDown parameters IndParam.NumParam[0].Caption = "regress"; IndParam.NumParam[0].Value = 15; IndParam.NumParam[0].Min = 1; IndParam.NumParam[0].Max = 200; IndParam.NumParam[0].Enabled = true; IndParam.NumParam[0].ToolTip = "The period of smoothing of the CMO value.";*/ IndParam.NumParam[1].Caption = "Level"; IndParam.NumParam[1].Value = 100; IndParam.NumParam[1].Min = 0; IndParam.NumParam[1].Max = 200; //IndParam.NumParam[1].Point = 1; IndParam.NumParam[1].Enabled = true; IndParam.NumParam[1].ToolTip = "A critical level (for the appropriate logic)."; /*IndParam.NumParam[2].Caption = "t3"; IndParam.NumParam[2].Value = 3; IndParam.NumParam[2].Min = 1; IndParam.NumParam[2].Max = 200; IndParam.NumParam[2].Enabled = true; IndParam.NumParam[2].ToolTip = "The period"; IndParam.NumParam[3].Caption = "b"; IndParam.NumParam[3].Value = 0.7; IndParam.NumParam[3].Min = 0; IndParam.NumParam[3].Max = 200; IndParam.NumParam[3].Point = 1; IndParam.NumParam[3].Enabled = true; IndParam.NumParam[3].ToolTip = "The period of smoothing of the CMO value.";*/ // The CheckBox parameters IndParam.CheckParam[0].Caption = "Use previous bar value"; IndParam.CheckParam[0].Enabled = true; IndParam.CheckParam[0].ToolTip = "Use the indicator value from the previous bar."; return; } public override void Calculate(IDataSet dataSet) { DataSet = dataSet; // Reading the parameters double dLevel = IndParam.NumParam[1].Value; int iPrvs = IndParam.CheckParam[0].Checked ? 1 : 0; // Calculation double Value2 = 0; double Value3 = 0; double Value4 = 0; double Period_ = 0; double Trendline = 0; double[] TRBuffer = new double[Bars]; double[] ZLBuffer = new double[Bars]; double[] Value1 = new double[Bars]; double[] Value5 = new double[Bars]; double[] Value11 = new double[Bars]; double[] Price = new double[Bars]; double[] InPhase = new double[Bars]; double[] Quadrature = new double[Bars]; double[] Phase = new double[Bars]; double[] DeltaPhase = new double[Bars]; double[] InstPeriod = new double[Bars]; int iFirstBar = 45; for(int iBar = iFirstBar; iBar < Bars; iBar++) { InPhase[iBar-1] =InPhase[iBar]; Quadrature[iBar-1] =Quadrature[iBar]; Phase[1]=Phase[0]; InstPeriod[1] = InstPeriod[0]; Value5[1] =Value5[0];Value11[1] =Value11[0]; Price[iBar]=(High[iBar-1]+Low[iBar-1])/2; // {Compute InPhase and Quadrature components} Value1[iBar] = Price[iBar] - Price[iBar-6]; Value2 =Value1[iBar-3]; Value3 =0.75*(Value1[iBar] - Value1[iBar-6]) + 0.25*(Value1[iBar-2] - Value1[iBar-4]); InPhase[iBar] = 0.33*Value2 + 0.67*InPhase[iBar-1]; Quadrature[iBar] = 0.2*Value3 + 0.8*Quadrature[iBar-1]; // {Use ArcTangent to compute the current phase} if (Math.Abs(InPhase[iBar]+InPhase[iBar-1])>0) Phase[iBar]=Math.Atan(Math.Abs((Quadrature[iBar]+Quadrature[iBar-1])/(InPhase[iBar]+InPhase[iBar-1]))); // {Resolve the ArcTangent ambiguity} if (InPhase[iBar] < 0 && Quadrature[iBar] > 0) Phase[iBar] = 180 - Phase[iBar]; if (InPhase[iBar] < 0 && Quadrature[iBar] < 0) Phase[iBar] = 180 + Phase[iBar]; if (InPhase[iBar] > 0 && Quadrature[iBar] < 0) Phase[iBar] = 360 - Phase[iBar]; // {Compute a differential phase, resolve phase wraparound, and limit delta phase errors} DeltaPhase[iBar] = Phase[iBar-1] - Phase[iBar]; if (Phase[iBar-1] < 90 && Phase[iBar] > 270) DeltaPhase[iBar] = 360 + Phase[iBar-1] - Phase[iBar]; if (DeltaPhase[iBar] < 1) DeltaPhase[iBar] = 1; if (DeltaPhase[iBar] > 60) DeltaPhase[iBar] = 60; // {Sum DeltaPhases to reach 360 degrees. The sum is the instantaneous period.} InstPeriod[iBar] = 0; Value4 = 0; for (int count = 0;count<=40;count++) { Value4 = Value4 + DeltaPhase[iBar-count]; if (Value4 > 360 && InstPeriod[iBar] == 0) InstPeriod[iBar] = count; } // {Resolve Instantaneous Period errors and smooth} if (InstPeriod[iBar] == 0) InstPeriod[iBar] = InstPeriod[iBar-1]; Value5[iBar] = 0.25*(InstPeriod[iBar]) + 0.75*Value5[iBar-1]; // {Compute Trendline as simple average over the measured dominant cycle period} Period_ = Math.Ceiling(Value5[iBar]); Trendline = 0;///Period_ = IntPortion(Value5) for (int count = 0;count<=Period_ + 1;count++) { Trendline = Trendline + Price[iBar-count]; } if (Period_ > 0) Trendline = Trendline / (Period_ + 2); Value11[iBar] = 0.33*(Price[iBar] + 0.5*(Price[iBar] - Price[iBar-3])) + 0.67*Value11[iBar-1]; TRBuffer[iBar]=Trendline; ZLBuffer[iBar]=Value11[iBar]; } /*//for (int i = 0; i < length; i++) for (int i = iBar-length; i < iBar; i++, j--) { tmp = length+1; tmp = tmp/3; tmp2 = j; tmp = tmp2 - tmp; sum = sum + tmp*Close[iBar-length+j];*/ // Saving the components Component = new IndicatorComp[4]; Component[0] = new IndicatorComp(); Component[0].CompName = "Fast line"; Component[0].DataType = IndComponentType.IndicatorValue; Component[0].ChartType = IndChartType.Line; Component[0].ChartColor = Color.Blue; Component[0].FirstBar = iFirstBar; Component[0].Value = TRBuffer; Component[3] = new IndicatorComp(); Component[3].CompName = "Slow line"; Component[3].DataType = IndComponentType.IndicatorValue; Component[3].ChartType = IndChartType.Line; Component[3].ChartColor = Color.Green; Component[3].FirstBar = iFirstBar; Component[3].Value = ZLBuffer; Component[1] = new IndicatorComp(); Component[1].ChartType = IndChartType.NoChart; Component[1].FirstBar = iFirstBar; Component[1].Value = new double[Bars]; Component[2] = new IndicatorComp(); Component[2].ChartType = IndChartType.NoChart; Component[2].FirstBar = iFirstBar; Component[2].Value = new double[Bars]; // Sets the Component's type if (SlotType == SlotTypes.OpenFilter) { Component[1].DataType = IndComponentType.AllowOpenLong; Component[1].CompName = "Is long entry allowed"; Component[2].DataType = IndComponentType.AllowOpenShort; Component[2].CompName = "Is short entry allowed"; } else if (SlotType == SlotTypes.CloseFilter) { Component[1].DataType = IndComponentType.ForceCloseLong; Component[1].CompName = "Close out long position"; Component[2].DataType = IndComponentType.ForceCloseShort; Component[2].CompName = "Close out short position"; } // Calculation of the logic IndicatorLogic indLogic = IndicatorLogic.It_does_not_act_as_a_filter; switch (IndParam.ListParam[0].Text) { case "The fast line rises": indLogic = IndicatorLogic.The_indicator_rises; break; case "The fast line falls": indLogic = IndicatorLogic.The_indicator_falls; break; case "The fast line is higher than the level line": indLogic = IndicatorLogic.The_indicator_is_higher_than_the_level_line; break; case "The fast line is lower than the level line": indLogic = IndicatorLogic.The_indicator_is_lower_than_the_level_line; break; case "The fast line crosses the level line upward": indLogic = IndicatorLogic.The_indicator_crosses_the_level_line_upward; break; case "The fast line crosses the level line downward": indLogic = IndicatorLogic.The_indicator_crosses_the_level_line_downward; break; case "The fast line changes its direction upward": indLogic = IndicatorLogic.The_indicator_changes_its_direction_upward; break; case "The fast line changes its direction downward": indLogic = IndicatorLogic.The_indicator_changes_its_direction_downward; break; case "The fast line crosses the slow line upward": IndicatorCrossesAnotherIndicatorUpwardLogic(iFirstBar, iPrvs, TRBuffer, ZLBuffer, ref Component[1], ref Component[2]); break; case "The fast line crosses the slow line downward": IndicatorCrossesAnotherIndicatorDownwardLogic(iFirstBar, iPrvs, TRBuffer, ZLBuffer, ref Component[1], ref Component[2]); break; case "The fast line is higher than the slow line": IndicatorIsHigherThanAnotherIndicatorLogic(iFirstBar, iPrvs, TRBuffer, ZLBuffer, ref Component[1], ref Component[2]); break; case "The fast line is lower than the slow line": IndicatorIsLowerThanAnotherIndicatorLogic(iFirstBar, iPrvs, TRBuffer, ZLBuffer, ref Component[1], ref Component[2]); break; default: break; } OscillatorLogic(iFirstBar, iPrvs, TRBuffer, dLevel, dLevel, ref Component[1], ref Component[2], indLogic); return; } /// /// Sets the indicator logic description /// public override void SetDescription() { EntryFilterLongDescription = "the " + ToString() + " "; EntryFilterShortDescription = "the " + ToString() + " "; ExitFilterLongDescription = "the " + ToString() + " "; ExitFilterShortDescription = "the " + ToString() + " "; switch (IndParam.ListParam[0].Text) { case "The fast line rises": EntryFilterLongDescription += "rises"; EntryFilterShortDescription += "falls"; ExitFilterLongDescription += "rises"; ExitFilterShortDescription += "falls"; break; case "The fast line falls": EntryFilterLongDescription += "falls"; EntryFilterShortDescription += "rises"; ExitFilterLongDescription += "falls"; ExitFilterShortDescription += "rises"; break; case "The fast line is higher than the level line": EntryFilterLongDescription += "is higher than the level line"; EntryFilterShortDescription += "is lower than the level line"; ExitFilterLongDescription += "is higher than the level line"; ExitFilterShortDescription += "is lower than the level line"; break; case "The fast line is lower than the level line": EntryFilterLongDescription += "is lower than the level line"; EntryFilterShortDescription += "is higher than the level line"; ExitFilterLongDescription += "is lower than the level line"; ExitFilterShortDescription += "is higher than the level line"; break; case "The fast line crosses the level line upward": EntryFilterLongDescription += "crosses the level line upward"; EntryFilterShortDescription += "crosses the level line downward"; ExitFilterLongDescription += "crosses the level line upward"; ExitFilterShortDescription += "crosses the level line downward"; break; case "The fast line crosses the level line downward": EntryFilterLongDescription += "crosses the level line downward"; EntryFilterShortDescription += "crosses the level line upward"; ExitFilterLongDescription += "crosses the level line downward"; ExitFilterShortDescription += "crosses the level line upward"; break; case "The fast line changes its direction upward": EntryFilterLongDescription += "changes its direction upward"; EntryFilterShortDescription += "changes its direction downward"; ExitFilterLongDescription += "changes its direction upward"; ExitFilterShortDescription += "changes its direction downward"; break; case "The fast line changes its direction downward": EntryFilterLongDescription += "changes its direction downward"; EntryFilterShortDescription += "changes its direction upward"; ExitFilterLongDescription += "changes its direction downward"; ExitFilterShortDescription += "changes its direction upward"; break; default: break; } return; } /// /// Indicator to string /// public override string ToString() { string sString = IndicatorName + (IndParam.CheckParam[0].Checked ? "* (" : " (") + IndParam.ListParam[1].Text + ", " + // Smoothing method IndParam.ListParam[2].Text + ", " + // Signal line method IndParam.ListParam[3].Text + ", " + // Base price IndParam.NumParam[0].ValueToString + ", " + // RSI period IndParam.NumParam[1].ValueToString + ")"; // slow line period return sString; } } }
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