+
+ (MeasureGrouping
+ . (
+ (Y-offset . ,Side_position_interface::y_aligned_side)
+ (side-axis . ,Y)
+
+ (stencil . ,Measure_grouping::print)
+
+ (padding . 2)
+ (direction . ,UP)
+ (thickness . 1)
+ (height . 2.0)
+ (staff-padding . 3)
+ (meta . ((class . Spanner)
+ (interfaces . (side-position-interface
+ measure-grouping-interface))))))
+
+ (MelodyItem
+ . (
+ (neutral-direction . ,DOWN)
+ (meta . ((class . Item)
+ (interfaces . (melody-spanner-interface spacing-interface))))))