protected override bool verifyTrigger(List<Position> positions)
{
bool verified = base.verifyTrigger(positions);
if (verified)
{
// Verify that the start and end points are near the bottom, to avoid confusion with Tarantallegra
var stats = new PositionStatistics(positions);
if ((Math.Abs(stats.Start().point.Y - stats.yMin) > Math.Abs(stats.Start().point.Y - stats.yMax))
|| (Math.Abs(stats.End().point.Y - stats.yMin) > Math.Abs(stats.End().point.Y - stats.yMax)))
{
verified = false;
}
}
return verified;
}
protected virtual bool verifyTrigger(List<Position> positions)
{
PositionStatistics stats = new PositionStatistics(positions);
StrokeDirection direction = StrokeDecomposer.determineDirection(stats.Start(), stats.End());
double distance = stats.Diagonal();
double relativeStartAndEndDistance = stats.FractionOfTotal(stats.Start(), stats.End());
/*
if (this.GetType() == typeof(Ascendio))
{
Console.WriteLine(
"Confidence: " + confidence
+ " direction: " + direction
+ " (" + stats.Start().point.ToString() + " -> " + stats.End().point.ToString() + ")"
+ " distance: " + distance + " (" + relativeStartAndEndDistance + ")");
}
*/
bool verified = false;
foreach (StrokeDirection dir in acceptableDirectionsFromStartToEndPoint)
{
if (dir == direction)
{
verified = true;
}
}
verified = verified && confidence >= minConfidence;
verified = verified && distance >= 400.0;
verified = verified && (relativeStartAndEndDistance * 100) >= minPercentOfTotalBetweenStartAndEndPoints;
verified = verified && (relativeStartAndEndDistance * 100) <= maxPercentOfTotalBetweenStartAndEndPoints;
return verified;
}