2 separating-line-group-grav.cc -- implement Separating_line_group_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1998--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
10 #include "separating-line-group-engraver.hh"
11 #include "separating-group-spanner.hh"
12 #include "single-malt-grouping-item.hh"
13 #include "paper-column.hh"
14 #include "paper-def.hh"
16 ADD_THIS_TRANSLATOR (Separating_line_group_engraver);
18 Separating_line_group_engraver::Separating_line_group_engraver ()
26 Separating_line_group_engraver::do_creation_processing ()
28 sep_span_p_ = new Separating_group_spanner;
29 announce_element (Score_element_info (sep_span_p_, 0));
30 sep_span_p_->set_bounds (LEFT, get_staff_info ().command_pcol_l ());
34 Separating_line_group_engraver::do_removal_processing ()
36 sep_span_p_->set_bounds (RIGHT, get_staff_info ().command_pcol_l ());
37 typeset_element (sep_span_p_);
42 Separating_line_group_engraver::acknowledge_element (Score_element_info i)
44 Item * it = dynamic_cast <Item *> (i.elem_l_);
45 if (it && !it->parent_l (X_AXIS))
47 bool ib =it->breakable_b ();
48 Single_malt_grouping_item *&p_ref_ (ib ? break_malt_p_
53 p_ref_ = new Single_malt_grouping_item;
55 p_ref_->set_elt_property ("breakable", SCM_BOOL_T);
56 announce_element (Score_element_info (p_ref_, 0));
58 p_ref_->add_item (it);
63 Separating_line_group_engraver::do_pre_move_processing ()
67 sep_span_p_->add_spacing_unit (break_malt_p_);
69 typeset_element (break_malt_p_);
74 sep_span_p_->add_spacing_unit (nobreak_malt_p_);
75 typeset_element (nobreak_malt_p_);