2 span-bar-grav.cc -- implement Base_span_bar_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 "lily-guile.hh"
11 #include "span-bar.hh"
12 #include "base-span-bar-engraver.hh"
13 #include "axis-align-spanner.hh"
15 Base_span_bar_engraver::Base_span_bar_engraver()
18 use_priority_b_ = true;
19 break_priority_i_ = 0;
23 Base_span_bar_engraver::get_span_bar_p() const
30 Base_span_bar_engraver::acknowledge_element (Score_element_info i)
32 int depth = i.origin_trans_l_arr_.size();
34 && dynamic_cast<Bar *> (i.elem_l_))
36 bar_l_arr_.push (dynamic_cast<Bar *> (i.elem_l_));
38 if (bar_l_arr_.size() >= 2 && !spanbar_p_)
40 hmm, i do want a bracket with one staff some times, but not always
41 if (bar_l_arr_.size() >= 1 && !spanbar_p_)
48 use a property? get_property ("singleStaffBracket", 0) ?
53 spanbar_p_ = get_span_bar_p();
54 spanbar_p_->set_parent (bar_l_arr_[0], Y_AXIS);
55 String visnam = String(name()) + "_visibility";
57 spanbar_p_->set_elt_property ("visibility-lambda",
58 ly_ch_C_eval_scm (visnam.ch_C()));
62 spanbar_p_->set_elt_property ("break-priority",
63 gh_int2scm (break_priority_i_));
67 spanbar_p_->set_parent (bar_l_arr_[0], X_AXIS);
70 announce_element (Score_element_info (spanbar_p_,0));
71 if (spanbar_p_->type_str_.empty_b ())
72 spanbar_p_-> type_str_ = bar_l_arr_[0]->type_str_;
78 Base_span_bar_engraver::do_pre_move_processing()
82 for (int i=0; i < bar_l_arr_.size() ; i++)
83 spanbar_p_->add_bar (bar_l_arr_[i]);
84 typeset_element (spanbar_p_);
87 bar_l_arr_.set_size (0);
92 ADD_THIS_TRANSLATOR(Base_span_bar_engraver);