* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* Computes the vertical extents of the contents of this row item.
* @return A pair containing the minimum and maximum y-values.
/**
* Computes the vertical extents of the contents of this row item.
* @return A pair containing the minimum and maximum y-values.