-ENTER_DESCRIPTION(Vertical_align_engraver,
-/* descr */ "Catch Vertical axis groups and stack them.",
-/* creats*/ "VerticalAlignment",
-/* acks */ "axis-group-interface",
-/* reads */ "",
-/* write */ "");
+ Align_interface::add_element (valign_, i.grob ());
+
+ if (before_grob || after_grob)
+ {
+ Grob_array *ga = unsmob_grob_array (valign_->get_object ("elements"));
+ vector<Grob*> &arr = ga->array_reference ();
+
+ Grob *added = arr.back ();
+ arr.pop_back ();
+ for (vsize i = 0; i < arr.size (); i++)
+ {
+ if (arr[i] == before_grob)
+ {
+ arr.insert (arr.begin () + i, added);
+ break;
+ }
+ else if (arr[i] == after_grob)
+ {
+ arr.insert (arr.begin () + i + 1, added);
+ break;
+ }
+ }
+ }
+ }
+}