public static CGRect Intersect(CGRect a, CGRect b)
{
if (!a.IntersectsWithInclusive(b))
{
return(CGRect.Empty);
}
return(CGRect.FromLTRB(Math.Max(a.X, b.X), Math.Max(a.Y, b.Y), Math.Min(a.Right, b.Right), Math.Min(a.Bottom, b.Bottom)));
}
public static CGRect Union(CGRect a, CGRect b)
{
return(CGRect.FromLTRB(Math.Min(a.X, b.X), Math.Min(a.Y, b.Y), Math.Max(a.Right, b.Right), Math.Max(a.Bottom, b.Bottom)));
}
