- * @param { Number } [x] The x-value of the selected points.
- * @param { [Object] } [sel_points] List of selected points for the given
- * x-value. Should have properties like 'name', 'yval' and 'canvasy'.
- * @param { Number } [oneEmWidth] The pixel width for 1em in the legend. Only
- * relevant when displaying a legend with no selection (i.e. {legend:
- * 'always'}) and with dashed lines.
+ * @param {number} x The x-value of the selected points.
+ * @param {Object} sel_points List of selected points for the given
+ * x-value. Should have properties like 'name', 'yval' and 'canvasy'.
+ * @param {number} oneEmWidth The pixel width for 1em in the legend. Only
+ * relevant when displaying a legend with no selection (i.e. {legend:
+ * 'always'}) and with dashed lines.
+ * @param {number} row The selected row index.