/**
* Completes the ODT file
*/
public function finalize_ODTfile()
{
// Delete paragraphs which only contain whitespace (but keep pagebreaks!)
$this->deleteUselessElements();
// Build the document
$this->docHandler->build($this->doc, $this->_odtAutoStyles(), $this->styles, $this->meta->getContent(), $this->_odtUserFields(), $this->styleset, $this->page_styles);
// Assign document
$this->doc = $this->docHandler->get();
}