2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 2005--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
7 LilyPond is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 LilyPond is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
21 #include "engraver.hh"
26 #include "side-position-interface.hh"
27 #include "translator.icc"
28 #include "axis-group-interface.hh"
32 class Figured_bass_position_engraver : public Engraver
34 TRANSLATOR_DECLARATIONS (Figured_bass_position_engraver);
36 Spanner *bass_figure_alignment_;
38 vector<Grob *> support_;
39 vector<Grob *> span_support_;
41 DECLARE_ACKNOWLEDGER (note_column);
42 DECLARE_ACKNOWLEDGER (slur);
43 DECLARE_END_ACKNOWLEDGER (slur);
44 DECLARE_END_ACKNOWLEDGER (tie);
45 DECLARE_ACKNOWLEDGER (bass_figure_alignment);
46 DECLARE_END_ACKNOWLEDGER (bass_figure_alignment);
48 virtual void finalize ();
49 void start_spanner ();
51 void stop_translation_timestep ();
54 Figured_bass_position_engraver::Figured_bass_position_engraver ()
57 bass_figure_alignment_ = 0;
61 Figured_bass_position_engraver::start_spanner ()
63 assert (!positioner_);
65 positioner_ = make_spanner ("BassFigureAlignmentPositioning", bass_figure_alignment_->self_scm ());
66 positioner_->set_bound (LEFT, bass_figure_alignment_->get_bound (LEFT));
67 Axis_group_interface::add_element (positioner_, bass_figure_alignment_);
71 Figured_bass_position_engraver::stop_spanner ()
73 if (positioner_ && !positioner_->get_bound (RIGHT))
75 positioner_->set_bound (RIGHT, bass_figure_alignment_->get_bound (RIGHT));
79 bass_figure_alignment_ = 0;
83 Figured_bass_position_engraver::finalize ()
89 Figured_bass_position_engraver::acknowledge_note_column (Grob_info info)
91 support_.push_back (info.grob ());
95 Figured_bass_position_engraver::acknowledge_end_slur (Grob_info info)
97 vector<Grob *>::iterator i = find (span_support_.begin (), span_support_.end (),
100 if (i < span_support_.end ())
101 span_support_.erase (i);
105 Figured_bass_position_engraver::acknowledge_slur (Grob_info info)
107 span_support_.push_back (info.grob ());
111 Figured_bass_position_engraver::acknowledge_end_tie (Grob_info info)
113 support_.push_back (info.grob ());
117 Figured_bass_position_engraver::stop_translation_timestep ()
121 for (vsize i = 0; i < span_support_.size (); i++)
122 Side_position_interface::add_support (positioner_, span_support_[i]);
123 for (vsize i = 0; i < support_.size (); i++)
124 Side_position_interface::add_support (positioner_, support_[i]);
131 Figured_bass_position_engraver::acknowledge_end_bass_figure_alignment (Grob_info /* info */)
137 Figured_bass_position_engraver::acknowledge_bass_figure_alignment (Grob_info info)
139 bass_figure_alignment_ = dynamic_cast<Spanner *> (info.grob ());
143 ADD_ACKNOWLEDGER (Figured_bass_position_engraver, note_column);
144 ADD_ACKNOWLEDGER (Figured_bass_position_engraver, slur);
145 ADD_END_ACKNOWLEDGER (Figured_bass_position_engraver, slur);
147 ADD_END_ACKNOWLEDGER (Figured_bass_position_engraver, tie);
148 ADD_ACKNOWLEDGER (Figured_bass_position_engraver, bass_figure_alignment);
149 ADD_END_ACKNOWLEDGER (Figured_bass_position_engraver, bass_figure_alignment);
151 ADD_TRANSLATOR (Figured_bass_position_engraver,
153 "Position figured bass alignments over notes.",
156 "BassFigureAlignmentPositioning ",