2 bar-column-grav.cc -- implement Bar_column_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
10 #include "bar-column-engraver.hh"
11 #include "bar-column.hh"
16 Bar_column_engraver::Bar_column_engraver()
20 break_priority_i_ = 0;
24 Bar_column_engraver::do_creation_processing ()
30 Bar_column_engraver::do_process_requests ()
32 Scalar pri = get_property ("barColumnPriority");
33 if (pri.length_i() && pri.isnum_b ())
35 break_priority_i_ = int(pri);
40 Bar_column_engraver::create_column ()
44 barcol_p_ = new Bar_column;
45 barcol_p_->breakable_b_ =true;
46 barcol_p_->break_priority_i_ = break_priority_i_;
47 announce_element (Score_element_info (barcol_p_, 0));
53 Bar_column_engraver::acknowledge_element (Score_element_info info)
55 Item * it = info.elem_l_->access_Item ();
59 if (it->is_type_b (Script::static_name())
61 && info.origin_grav_l_arr_.size() == 1
62 && it->break_priority_i_ == break_priority_i_)
65 barcol_p_->add_script ((Script*)it);
67 else if (info.origin_grav_l_arr_.size() == 1
68 && it->break_priority_i_ == break_priority_i_
70 && it->is_type_b (Bar::static_name()))
73 barcol_p_->set_bar ( (Bar*)it);
79 Bar_column_engraver::process_acknowledged ()
86 Bar_column_engraver::do_pre_move_processing()
90 typeset_element (barcol_p_);
96 Bar_column_engraver::do_post_move_processing()
98 script_l_arr_.clear();
102 IMPLEMENT_IS_TYPE_B1(Bar_column_engraver, Engraver);
103 ADD_THIS_TRANSLATOR(Bar_column_engraver);