Exemple #1
0
        /// <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 paramInt2 = ParamInt(2);

            if (paramInt2 < 1 || paramInt2 > size / 2)
            {
                ProcessError("Invalid Periods for indicator " + FullName, IndicatorErrorType.ShowErrorMessage);
                return(false);
            }
            IndicatorType param3 = (IndicatorType)ParamInt(3);

            if (param3 < Constants.MA_START || param3 > Constants.MA_END)
            {
                ProcessError("Invalid Moving Average Type for indicator " + FullName, IndicatorErrorType.ShowErrorMessage);
                return(false);
            }


            // Get the data
            string paramStr0 = ParamStr(0);
            Field  pOpen     = SeriesToField("Open", paramStr0 + ".open", size);

            if (!EnsureField(pOpen, paramStr0 + ".open"))
            {
                return(false);
            }
            Field pHigh = SeriesToField("High", paramStr0 + ".high", size);

            if (!EnsureField(pHigh, paramStr0 + ".high"))
            {
                return(false);
            }
            Field pLow = SeriesToField("Low", paramStr0 + ".low", size);

            if (!EnsureField(pLow, paramStr0 + ".low"))
            {
                return(false);
            }
            Field pClose = SeriesToField("Close", paramStr0 + ".close", size);

            if (!EnsureField(pClose, paramStr0 + ".close"))
            {
                return(false);
            }
            Field pVolume = SeriesToField("Volume", paramStr0 + ".close", size);

            if (!EnsureField(pVolume, ParamStr(1)))
            {
                return(false);
            }

            Navigator pNav = new Navigator();
            Recordset pRS  = new Recordset();

            pRS.AddField(pHigh);
            pRS.AddField(pLow);
            pRS.AddField(pClose);
            pRS.AddField(pVolume);

            pNav.Recordset_ = pRS;


            // Calculate the indicator
            Oscillator ta   = new Oscillator();
            Recordset  pInd = ta.EaseOfMovement(pNav, pRS, paramInt2, param3, FullName);


            // Output the indicator values
            Clear();
            for (int n = 0; n < size; ++n)
            {
                AppendValue(DM.GetTimeStampByIndex(n), n < paramInt2 ? null : pInd.Value(FullName, n + 1));
            }

            return(_calculateResult = PostCalculate());
        }