&& heads.size () > 1)
{
Grob *common
- = common_refpoint_of_array (Link_array__Grob_ (heads.begin (),
+ = common_refpoint_of_array (vector<Grob*> (heads.begin (),
heads.begin () + 2),
me, Y_AXIS);
ADD_INTERFACE (Ambitus, "ambitus-interface",
"The line between note heads for a pitch range.",
- "thickness note-heads join-heads");
+
+ /* props */
+ "join-heads "
+ "note-heads "
+ "thickness "
+ );