CumulativeSum by md.safari.ci55

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CumulativeSum

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//============================================================== // Forex Strategy Builder // Copyright 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 CumulativeSum : Indicator { public CumulativeSum() { IndicatorName = "Cumulative Sum"; PossibleSlots = SlotTypes.OpenFilter | SlotTypes.CloseFilter; SeparatedChart = true; IndicatorAuthor = "Miroslav Popov"; IndicatorVersion = "2.0"; IndicatorDescription = "Bundled in FSB distribution."; } public override void Initialize(SlotTypes slotType) { SlotType = slotType; IndParam.IndicatorType = TypeOfIndicator.Additional; // The ComboBox parameters IndParam.ListParam[0].Caption = "Logic"; IndParam.ListParam[0].ItemList = new[] { "Cumulative Sum rises", "Cumulative Sum falls", "Cumulative Sum changes its direction upward", "Cumulative Sum changes its direction downward" }; 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 Cumulative Sum."; IndParam.ListParam[1].Caption = "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 = "The Moving Average method used for smoothing Cumulative Sum."; 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 Cumulative Sum is based on."; // The NumericUpDown parameters IndParam.NumParam[0].Caption = "Period"; IndParam.NumParam[0].Value = 10; IndParam.NumParam[0].Min = 1; IndParam.NumParam[0].Max = 200; IndParam.NumParam[0].Enabled = true; IndParam.NumParam[0].ToolTip = "The period of Cumulative Sum."; IndParam.NumParam[1].Caption = "Additional smoothing"; IndParam.NumParam[1].Value = 0; IndParam.NumParam[1].Min = 0; IndParam.NumParam[1].Max = 200; IndParam.NumParam[1].Enabled = true; IndParam.NumParam[1].ToolTip = "The value of smoothing period."; // 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."; } public override void Calculate(IDataSet dataSet) { DataSet = dataSet; // Reading the parameters var maMethod = (MAMethod) IndParam.ListParam[1].Index; var basePrice = (BasePrice) IndParam.ListParam[2].Index; var iPeriod = (int) IndParam.NumParam[0].Value; var iSmooth = (int) IndParam.NumParam[1].Value; int iPrvs = IndParam.CheckParam[0].Checked ? 1 : 0; // Calculation int iFirstBar = iPeriod + 2; double[] adBasePrice = Price(basePrice); var adCumulativeSum = new double[Bars]; adCumulativeSum[iPeriod - 1] = 0; for (int iBar = 0; iBar < iPeriod; iBar++) { adCumulativeSum[iPeriod - 1] += adBasePrice[iBar]; } for (int iBar = iPeriod; iBar < Bars; iBar++) { adCumulativeSum[iBar] = adCumulativeSum[iBar - 1] - adBasePrice[iBar - iPeriod] + adBasePrice[iBar]; } adCumulativeSum = MovingAverage(iSmooth, 0, maMethod, adCumulativeSum); // Saving the components Component = new IndicatorComp[3]; Component[0] = new IndicatorComp { CompName = "Cumulative Sum", DataType = IndComponentType.IndicatorValue, ChartType = IndChartType.Line, ChartColor = Color.Blue, FirstBar = iFirstBar, Value = adCumulativeSum }; Component[1] = new IndicatorComp { ChartType = IndChartType.NoChart, FirstBar = iFirstBar, Value = new double[Bars] }; Component[2] = new IndicatorComp { ChartType = IndChartType.NoChart, FirstBar = iFirstBar, 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 var indLogic = IndicatorLogic.It_does_not_act_as_a_filter; switch (IndParam.ListParam[0].Text) { case "Cumulative Sum rises": indLogic = IndicatorLogic.The_indicator_rises; break; case "Cumulative Sum falls": indLogic = IndicatorLogic.The_indicator_falls; break; case "Cumulative Sum changes its direction upward": indLogic = IndicatorLogic.The_indicator_changes_its_direction_upward; break; case "Cumulative Sum changes its direction downward": indLogic = IndicatorLogic.The_indicator_changes_its_direction_downward; break; } OscillatorLogic(iFirstBar, iPrvs, adCumulativeSum, 0, 0, ref Component[1], ref Component[2], indLogic); } public override void SetDescription() { EntryFilterLongDescription = ToString() + " "; EntryFilterShortDescription = ToString() + " "; ExitFilterLongDescription = ToString() + " "; ExitFilterShortDescription = ToString() + " "; switch (IndParam.ListParam[0].Text) { case "Cumulative Sum rises": EntryFilterLongDescription += "rises"; EntryFilterShortDescription += "falls"; ExitFilterLongDescription += "rises"; ExitFilterShortDescription += "falls"; break; case "Cumulative Sum falls": EntryFilterLongDescription += "falls"; EntryFilterShortDescription += "rises"; ExitFilterLongDescription += "falls"; ExitFilterShortDescription += "rises"; break; case "Cumulative Sum 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 "Cumulative Sum 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; } } public override string ToString() { return IndicatorName + (IndParam.CheckParam[0].Checked ? "* (" : " (") + IndParam.ListParam[1].Text + ", " + // Method IndParam.ListParam[2].Text + ", " + // Price IndParam.NumParam[0].ValueToString + ", " + // Period IndParam.NumParam[1].ValueToString + ")"; // Additional Smoothing } } }
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