+}
+
+Interval
+Separation_item::relative_width (Grob * me, Grob * common)
+{
+ Interval iv = width (me);
+
+ return dynamic_cast<Item*>(me)->get_column ()->relative_coordinate (common, X_AXIS) + iv ;
+}
+
+
+/*
+ Try to find the break-aligned symbol in SEPARATION_ITEM that is
+ sticking out at direction D. The x size is put in LAST_EXT
+*/
+Grob*
+Separation_item::extremal_break_aligned_grob (Grob *separation_item, Direction d,
+ Interval * last_ext)
+{
+ Grob *col = dynamic_cast<Item*> (separation_item)->get_column ();
+ last_ext->set_empty ();
+ Grob *last_grob = 0;
+ for (SCM s = separation_item->get_property ("elements");
+ gh_pair_p (s); s = gh_cdr (s))
+ {
+ Grob * break_item = unsmob_grob (gh_car (s));
+
+ if (!gh_symbol_p (break_item->get_property ("break-align-symbol")))
+ continue;
+
+ Interval ext = break_item->extent (col, X_AXIS);
+
+ if (ext.is_empty ())
+ continue;
+ if (!last_grob
+ || (last_grob && d * (ext[d]- (*last_ext)[d]) > 0) )
+ {
+ *last_ext = ext;
+ last_grob = break_item;
+ }
+ }
+
+ return last_grob;