2 score-align-reg.cc -- implement Score_priority_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
9 #include "dimension-cache.hh"
10 #include "axis-group-item.hh"
11 #include "score-priority-engraver.hh"
13 #include "dictionary-iter.hh"
14 #include "break-align-item.hh"
17 Score_priority_engraver::Score_priority_engraver()
23 Score_priority_engraver::do_pre_move_processing()
25 for (int i
=0; i
< column_p_arr_
.size ();i
++)
26 typeset_element (column_p_arr_
[i
]);
27 column_p_arr_
.clear ();
31 typeset_element (halign_p_
);
37 TODO: move this logic into Break_align_item
40 Score_priority_engraver::acknowledge_element (Score_element_info inf
)
42 if (Item
* item_l
= dynamic_cast <Item
*> (inf
.elem_l_
))
44 if (item_l
->empty_b (X_AXIS
) || item_l
->parent_l (X_AXIS
))
47 SCM bp
=item_l
->remove_elt_property ("breakable");
48 bool breakable
= (bp
!= SCM_UNDEFINED
);
55 halign_p_
= new Break_align_item
;
56 halign_p_
->set_elt_property ("breakable", SCM_BOOL_T
);
57 announce_element (Score_element_info (halign_p_
,0));
60 halign_p_
->add_breakable_item (item_l
);
64 ADD_THIS_TRANSLATOR(Score_priority_engraver
);