private static IEnumerable <Boundary <T> > CrossBoundaries(IIntervalSet <T> one, IIntervalSet <T> other)
{
foreach (Boundary <T> otherBoundary in other.Boundaries)
{
BoundaryKind cross = one.Cross(otherBoundary.Location)?.Cross(otherBoundary.Kind);
if (cross != null)
{
yield return(new Boundary <T>(otherBoundary.Location, cross));
}
}
}
private static IEnumerable <Boundary <T> > PlusBoundaries(IIntervalSet <T> one, IIntervalSet <T> other)
{
foreach (Boundary <T> otherBoundary in other.Boundaries)
{
BoundaryKind cross = one.Cross(otherBoundary.Location);
if (cross == null)
{
yield return(otherBoundary);
}
else
{
BoundaryKind plusKind = cross.Plus(otherBoundary.Kind);
yield return(new Boundary <T>(otherBoundary.Location, plusKind));
}
}
}
/// <inheritdoc />
public bool Intersects(IIntervalSet <T> other)
{
return(!other.Cross(this).IsEmpty);
}