protected override void CalculateFor(int current)
{
HistoricalPriceVolumeEntry entry = HistoricalData.Items[current];
// int current = i + 1;
DateTime date = entry.Date;
// int back = current - Period;
// back = back < 0 ? 0 : back;
// List<HistoricalPriceVolumeEntry> range = HistoricalData.GetPrevAsList(current, BeginCalculationOffset);
List <HistoricalPriceVolumeEntry> range = GetPrevRange();
int dayHigh = IndicatorUtils.GetHighestId(range.Select(e => e.High));
// int daysSinceHigh = range.Count - dayHigh;
decimal aroonUp = 100 * (BeginCalculationOffset - dayHigh) / (decimal)BeginCalculationOffset;
int dayLow = IndicatorUtils.GetLowestId(range.Select(e => e.Low));
// int daysSinceLow = range.Count - dayLow;
decimal aroonDown = 100 * (BeginCalculationOffset - dayLow) / (decimal)BeginCalculationOffset;
// Debug.WriteLine("");
// Debug.WriteLine($"Date: {date.ToString("d")}");
// Debug.WriteLine($"Up: {aroonUp}");
// Debug.WriteLine($"Down: {aroonDown}");
_upItems.Add(new TechnicalIndicatorItem(date, aroonUp));
_downItems.Add(new TechnicalIndicatorItem(date, aroonDown));
}
public void Calculate(HistoricalPriceVolume data)
{
List <HistoricalPriceVolumeEntry> graph = data.Items;
for (int i = Period; i < graph.Count; i++)
{
HistoricalPriceVolumeEntry entry = graph[i];
int current = i + 1;
DateTime date = entry.Date;
int back = current - Period;
back = back < 0 ? 0 : back;
List <HistoricalPriceVolumeEntry> range = graph.GetRange(i - Period, Period + 1);
int dayHigh = IndicatorUtils.GetHighestId(range.Select(e => e.High));
int daysSinceHigh = range.Count - dayHigh;
decimal aroonUp = 100 * (Period - daysSinceHigh) / (decimal)Period;
int dayLow = IndicatorUtils.GetLowestId(range.Select(e => e.Low));
int daysSinceLow = range.Count - dayLow;
decimal aroonDown = 100 * (Period - daysSinceLow) / (decimal)Period;
Debug.WriteLine("");
Debug.WriteLine($"Date: {date.ToString("d")}");
Debug.WriteLine($"Up: {aroonUp}");
Debug.WriteLine($"Down: {aroonDown}");
AroonGraph.Add(date, new[] { aroonUp, aroonDown });
}
}