/**
* Returns the previous section.
*
* @return Sensei_Doc_Section
*/
public function previous($maxLevel = 0)
{
if ($maxLevel > 0 && $this->_level > $maxLevel) {
$previous = $this;
while ($previous->_level > $maxLevel) {
$previous = $previous->getParent();
}
return $previous;
}
if ($this->_index === 0) {
return $this->getParent();
} else {
$previousSibling = $this->_parent->getChild($this->_index - 1);
return $previousSibling->findLastChild($maxLevel);
}
}
/**
* Returns a root section with the given index.
*
* @param int $index
* @return Sensei_Doc_Section
*/
public function getChild($index)
{
return $this->_toc->getChild($index);
}
