public function getDirectives() { $directives = parent::getDirectives(); $directives[] = new Directives\Slide(); $directives[] = new Directives\Math(); $directives[] = new Directives\DiscoverList(); $directives[] = new Directives\Youtube(); $classes = array('textOnly', 'slideOnly', 'discover', 'step', 'note', 'tip', 'warning', 'spoiler', 'center', 'important', 'success'); foreach ($classes as $class) { $directives[] = new Wrap($class); } $directives[] = new Wrap('poll', true); return $directives; }