public override void Calculate()
{
Result.Clear();
HistorySig.Clear();
if (Ticker == null)
{
return;
}
EmaIndicator emaFast = new EmaIndicator()
{
Ticker = Ticker, Length = FastLength, SuppressUpdateOnDataChanged = true
};
EmaIndicator emaSlow = new EmaIndicator()
{
Ticker = Ticker, Length = SlowLength, SuppressUpdateOnDataChanged = true
};
emaFast.Calculate();
emaSlow.Calculate();
for (int i = 0; i < Ticker.CandleStickData.Count; i++)
{
DateTime time = Ticker.CandleStickData[i].Time;
if (i < SlowLength)
{
Result.Add(new IndicatorValue()
{
Time = time, Value = double.NaN, Source = GetValueBySource(i)
});
continue;
}
Result.Add(new IndicatorValue()
{
Time = time, Value = ((IndicatorValue)emaFast.Result[i]).Value - ((IndicatorValue)emaSlow.Result[i]).Value, Source = GetValueBySource(i)
});
}
MaIndicator ma = new MaIndicator()
{
Length = Length, InputData = Result, SuppressUpdateOnDataChanged = true
};
ma.Calculate();
FastEmaIndicator = emaFast;
SlowEmaIndicator = emaSlow;
SignalMaIndicator = ma;
}
protected void CheckCreateInnerIndicators()
{
if (FastEmaIndicator != null)
{
return;
}
EmaIndicator emaFast = new EmaIndicator()
{
Ticker = Ticker, Length = FastLength, SuppressUpdateOnDataChanged = true
};
EmaIndicator emaSlow = new EmaIndicator()
{
Ticker = Ticker, Length = SlowLength, SuppressUpdateOnDataChanged = true
};
MaIndicator ma = new MaIndicator()
{
Length = Length, InputData = Result, SuppressUpdateOnDataChanged = true
};
FastEmaIndicator = emaFast;
SlowEmaIndicator = emaSlow;
SignalMaIndicator = ma;
}