public override (Point pMin, Point pMax) ABBA()
{
if (entities.Count == 0)
{
return(base.ABBA());
}
var result = entities[0].ABBA();
foreach (Entity entity in entities.Skip(1))
{
var current = entity.ABBA();
result.pMax = Point.Max(current.pMax, result.pMax);
result.pMin = Point.Min(current.pMin, result.pMin);
}
return(result);
}
public virtual (Point pMin, Point pMax) ABBA()
{
var start = Points().FirstOrDefault();
return(Points().Aggregate((start, start), (abba, p) => (Point.Min(abba.Item1, p), Point.Max(abba.Item2, p))));
}