public static List <decimal?> MinusDi(this IEnumerable <ICandle> candles, int?period)
{
period = period ?? 14;
IIndicatorOptions options = new MinusDiOptions(period.Value);
MinusDi minusDi = new MinusDi();
return(minusDi.Get(candles, options));
}
public override dynamic Get(IEnumerable <ICandle> source, IIndicatorOptions options = null)
{
MinusDiOptions config = options != null ? (MinusDiOptions)options.Options : new MinusDiOptions(14);
double[] diValues = new double[source.Count()];
double[] highs = source.Select(x => Convert.ToDouble(x.High)).ToArray();
double[] lows = source.Select(x => Convert.ToDouble(x.Low)).ToArray();
double[] closes = source.Select(x => Convert.ToDouble(x.Close)).ToArray();
TicTacTec.TA.Library.Core.RetCode minusDi = TicTacTec.TA.Library.Core.MinusDI(0, source.Count() - 1, highs, lows, closes, config.Period, out int outBegIdx, out int outNbElement, diValues);
if (minusDi == TicTacTec.TA.Library.Core.RetCode.Success)
{
return(FixIndicatorOrdering(diValues.ToList(), outBegIdx, outNbElement));
}
throw new Exception("Could not calculate EMA");
}
