public function getWidthAndHeight($box = PageBoundaries::CROP_BOX, $fallback = true)
    {
        $boundary = $this->getBoundary($box, $fallback);
        if ($boundary === false) {
            return false;
        }

        $rotation = $this->getRotation();
        $interchange = ($rotation / 90) % 2;

        return [
            $interchange ? $boundary->getHeight() : $boundary->getWidth(),
            $interchange ? $boundary->getWidth() : $boundary->getHeight()
        ];
    }