/**
* @param index the current bar/candle index
* @return true if the current bar/candle is a white soldier, false otherwise
*/
private bool isWhiteSoldier(int index)
{
IBar prevBar = _series.GetBar(index - 1);
IBar currBar = _series.GetBar(index);
if (currBar.IsBullish())
{
if (prevBar.IsBearish())
{
// First soldier case
return(hasVeryShortUpperShadow(index) &&
currBar.OpenPrice.IsGreaterThan(prevBar.MinPrice));
}
else
{
return(hasVeryShortUpperShadow(index) && isGrowing(index));
}
}
return(false);
}
/**
* @param index the current bar/candle index
* @return true if the current bar/candle is a black crow, false otherwise
*/
private bool isBlackCrow(int index)
{
IBar prevBar = _series.GetBar(index - 1);
IBar currBar = _series.GetBar(index);
if (currBar.IsBearish())
{
if (prevBar.IsBullish())
{
// First crow case
return(hasVeryShortLowerShadow(index) &&
currBar.OpenPrice.IsLessThan(prevBar.MaxPrice));
}
else
{
return(hasVeryShortLowerShadow(index) && isDeclining(index));
}
}
return(false);
}
protected override bool Calculate(int index)
{
if (index < 1)
{
// Harami is a 2-candle pattern
return(false);
}
IBar prevBar = _series.GetBar(index - 1);
IBar currBar = _series.GetBar(index);
if (prevBar.IsBearish() && currBar.IsBullish())
{
decimal prevOpenPrice = prevBar.OpenPrice;
decimal prevClosePrice = prevBar.ClosePrice;
decimal currOpenPrice = currBar.OpenPrice;
decimal currClosePrice = currBar.ClosePrice;
return(currOpenPrice.IsLessThan(prevOpenPrice) && currOpenPrice.IsGreaterThan(prevClosePrice) &&
currClosePrice.IsLessThan(prevOpenPrice) && currClosePrice.IsGreaterThan(prevClosePrice));
}
return(false);
}