public override TimeBaseValue Calculate(int forIndex)
{
CheckCreateInnerIndicators();
FastEmaIndicator.Result.Add(FastEmaIndicator.Calculate(forIndex));
SlowEmaIndicator.Result.Add(SlowEmaIndicator.Calculate(forIndex));
if (forIndex < SlowLength)
{
IndicatorValue nullValue = new IndicatorValue()
{
Time = GetTime(forIndex), Value = double.NaN, Source = GetValueBySource(forIndex)
};
Result.Push(nullValue);
SignalMaIndicator.Result.Add(SignalMaIndicator.Calculate(forIndex));
Result.Pop();
return(nullValue);
}
IndicatorValue value = new IndicatorValue()
{
Time = GetTime(forIndex), Value = ((IndicatorValue)FastEmaIndicator.Result[forIndex]).Value - ((IndicatorValue)SlowEmaIndicator.Result[forIndex]).Value, Source = GetValueBySource(forIndex)
};
Result.Push(value);
IndicatorValue signal = (IndicatorValue)SignalMaIndicator.Calculate(forIndex);
SignalMaIndicator.Result.Add(signal);
Result.Pop();
return(value);
}
public override void OnUpdateValue(int index)
{
IndicatorValue fast = (IndicatorValue)FastEmaIndicator.Calculate(index);
IndicatorValue slow = (IndicatorValue)SlowEmaIndicator.Calculate(index);
double value = fast.Value - slow.Value;
((IndicatorValue)Result[index]).Value = value;
IndicatorValue signal = (IndicatorValue)SignalMaIndicator.Calculate(index);
((IndicatorValue)SignalMaIndicator.Result[index]).Value = signal.Value;
}