public virtual void Resize(int x, int y)
        {
            LastParentSize.X = x;
            LastParentSize.Y = y;

            Inited = true;

            Rect.Resize(x, y);
            var PixelSize = Rect.GetPixelSize();

            foreach (var child in Children)
            {
                child.Resize(PixelSize);
            }
        }