/**
* This function creates a paragraph style using. It uses the createParagraphStyle function
* from the stylefactory helper class but takes care of the extra handling required for the
* font-size attribute.
*
* The function returns the name of the new style or NULL if all relevant properties are empty.
*
* @author LarsDW223
*
* @param array $properties
* @param array $disabled_props
* @return string|null
*/
protected function _createParagraphStyle($properties, $disabled_props = NULL)
{
$save = $disabled_props['font-size'];
$odt_fo_size = '';
if (empty($disabled_props['font-size'])) {
$odt_fo_size = $properties['font-size'];
}
$parent = '';
$length = strlen($odt_fo_size);
if ($length > 0 && $odt_fo_size[$length - 1] == '%') {
// A font-size in percent is only supported in common style definitions, not in automatic
// styles. Create a common style and set it as parent for this automatic style.
$name = 'Size' . trim($odt_fo_size, '%') . 'pc';
$style_obj = $this->factory->createSizeOnlyTextStyle($name, $odt_fo_size);
$this->docHandler->addStyle($style_obj);
$parent = $style_obj->getProperty('style-name');
}
$length = strlen($properties['text-indent']);
if ($length > 0 && $properties['text-indent'][$length - 1] == '%') {
// Percentage value needs to be converted to absolute value.
// ODT standard says that percentage value should work if used in a common style.
// This did not work with LibreOffice 4.4.3.2.
$value = trim($properties['text-indent'], '%');
$properties['text-indent'] = $this->_getAbsWidthMindMargins($value) . 'cm';
}
if (!empty($parent)) {
$properties['style-parent'] = $parent;
}
$style_obj = $this->factory->createParagraphStyle($properties, $disabled_props);
$this->docHandler->addAutomaticStyle($style_obj);
$style_name = $style_obj->getProperty('style-name');
$disabled_props['font-size'] = $save;
return $style_name;
}
