public static List <decimal?> PlusDi(this IEnumerable <ICandle> candles, int?period)
{
period = period ?? 14;
IIndicatorOptions options = new PlusDiOptions(period.Value);
PlusDi plusDi = new PlusDi();
return(plusDi.Get(candles, options));
}
public override dynamic Get(IEnumerable <ICandle> source, IIndicatorOptions options = null)
{
PlusDiOptions config = options != null ? (PlusDiOptions)options.Options : new PlusDiOptions(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 plusDi = TicTacTec.TA.Library.Core.PlusDI(0, source.Count() - 1, highs, lows, closes, config.Period, out int outBegIdx, out int outNbElement, diValues);
if (plusDi == TicTacTec.TA.Library.Core.RetCode.Success)
{
return(FixIndicatorOrdering(diValues.ToList(), outBegIdx, outNbElement));
}
throw new Exception("Could not calculate +DI!");
}