/// <summary> /// Action to be executd for calculating indicator /// </summary> /// <returns>for future usage. Must be ignored at this time.</returns> protected override bool TrueAction() { // Validate int size = _chartPanel._chartX.RecordCount; if (size == 0) { return(false); } int paramInt1 = ParamInt(1); if (paramInt1 < 1 || paramInt1 > size / 2) { ProcessError("Invalid Periods for indicator " + FullName, IndicatorErrorType.ShowErrorMessage); return(false); } IndicatorType param2 = (IndicatorType)ParamInt(2); if (param2 < Constants.MA_START || param2 > Constants.MA_END) { ProcessError("Invalid Moving Average Type for indicator " + FullName, IndicatorErrorType.ShowErrorMessage); return(false); } // Get the data string paramStr0 = ParamStr(0); Field pSource = SeriesToField("Source", paramStr0, size); if (!EnsureField(pSource, paramStr0)) { return(false); } Navigator pNav = new Navigator(); Recordset pRS = new Recordset(); pRS.AddField(pSource); pNav.Recordset_ = pRS; // Calculate the indicator Oscillator ta = new Oscillator(); Recordset pInd = ta.DetrendedPriceOscillator(pNav, pSource, paramInt1, param2, FullName); // Output the indicator values Clear(); for (int n = 0; n < size; ++n) { AppendValue(DM.GetTimeStampByIndex(n), n < paramInt1 * 2 ? null : pInd.Value(FullName, n + 1)); } return(_calculateResult = PostCalculate()); }