/**
  * Render image tags for the MediaGallery. Please note it is the caller's responsibility
  * to ensure thumb is of the proper type. No error checking takes place here and there's
  * the opportunity to throw a fatal if the wrong data is passed in.
  * @requestParam MediaTransformOutput thumb
  * @requestParam array options This is here for consistency, it's not used yet
  */
 public function gallery()
 {
     $this->response->setVal('mediaType', 'image');
     // Use the image template
     $this->overrideTemplate('image');
     $thumb = $this->getVal('thumb');
     $this->response->setVal('linkHref', $thumb->file->getTitle()->getLinkURL());
     ThumbnailHelper::setImageAttribs($this, $thumb, ['fluid' => true]);
     ThumbnailHelper::setPictureTagInfo($this, $thumb);
 }