2 text-spanner.cc -- implement Text_spanner
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
11 #include "text-spanner.hh"
12 #include "text-def.hh"
14 #include "paper-def.hh"
19 Text_spanner::set_support (Directional_spanner*d)
22 remove_dependency (support_span_l_);
29 Text_spanner::do_add_processing ()
31 set_bounds (LEFT, support_span_l_->spanned_drul_[LEFT]);
32 set_bounds (RIGHT, support_span_l_->spanned_drul_[RIGHT]);
35 Text_spanner::Text_spanner()
42 Text_spanner::do_print() const
48 Text_spanner::do_post_processing()
50 text_off_ = support_span_l_->center() +
51 Offset (0,support_span_l_->dir_ * paper_l ()->get_realvar(interline_scm_sym)*2.0); // todo
55 Text_spanner::do_brew_molecule_p() const
57 Molecule tsym (spec_p_->get_molecule (paper_l (),CENTER));
58 tsym.translate (text_off_);
60 Molecule*output = new Molecule;
61 output->add_molecule (tsym);
66 Text_spanner::do_pre_processing()
68 spanned_drul_ = support_span_l_->spanned_drul_;
72 Text_spanner::height() const
74 return do_brew_molecule_p()->extent ().y ();
78 Text_spanner::do_substitute_element_pointer (Score_element* o, Score_element*n)
80 if (support_span_l_ == o)
81 support_span_l_ = (Directional_spanner*) (n?dynamic_cast <Spanner *> (n):0);
85 Text_spanner::~Text_spanner()
90 Text_spanner::Text_spanner (Text_spanner const&s)
93 support_span_l_ = s.support_span_l_;
94 spec_p_ = s.spec_p_? s.spec_p_->clone() : 0;
95 text_off_ = s.text_off_;