/** MEDICAL IMAGING STUDY VIEWER TOPOGRAM REFERENCE LINE TOOL
 * A replacement for the default reference lines tool specifically for topogram elements.
 * It includes scaling of the reference line (at the time of writing this tool https://github.com/cornerstonejs/cornerstone/pull/476 was not merged).
 * @package    filter_medimgviewer
 * @copyright  2020-2022 Sampsa Lohi & University of Eastern Finland
 * @license    MIT
 */
