2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 1999--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 LilyPond is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 LilyPond is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
20 #include "axis-group-engraver.hh"
22 #include "axis-group-interface.hh"
23 #include "pointer-group-interface.hh"
25 #include "international.hh"
29 #include "translator.icc"
31 Axis_group_engraver::Axis_group_engraver ()
37 Axis_group_engraver::must_be_last () const
43 Axis_group_engraver::process_music ()
47 staffline_ = get_spanner ();
48 Grob *it = unsmob_grob (get_property ("currentCommandColumn"));
49 staffline_->set_bound (LEFT, it);
54 Axis_group_engraver::get_spanner ()
56 return make_spanner ("VerticalAxisGroup", SCM_EOL);
60 Axis_group_engraver::finalize ()
64 Grob *it = unsmob_grob (get_property ("currentCommandColumn"));
65 staffline_->set_bound (RIGHT, it);
67 Pointer_group_interface::set_ordered (staffline_, ly_symbol2scm ("elements"), false);
72 Axis_group_engraver::acknowledge_grob (Grob_info i)
76 if (i.grob ()->name () == "VerticalAxisGroup") {
77 i.grob ()->programming_error ("duplicate axis group");
78 if (staffline_->is_live ())
79 staffline_->suicide ();
84 elts_.push_back (i.grob ());
88 maybe should check if our parent is set, because we now get a
89 cyclic parent relationship if we have two Axis_group_engravers in
92 Axis_group_engraver::process_acknowledged ()
97 for (vsize i = 0; i < elts_.size (); i++)
99 if (!unsmob_grob (elts_[i]->get_object ("axis-group-parent-Y")))
101 if (staffline_->get_parent (Y_AXIS)
102 && staffline_->get_parent (Y_AXIS) == elts_[i])
104 staffline_->warning (_ ("Axis_group_engraver: vertical group already has a parent"));
105 staffline_->warning (_ ("are there two Axis_group_engravers?"));
106 staffline_->warning (_ ("removing this vertical group"));
107 staffline_->suicide ();
111 add_element (elts_[i]);
118 Axis_group_engraver::add_element (Grob *e)
120 Axis_group_interface::add_element (staffline_, e);
123 ADD_ACKNOWLEDGER (Axis_group_engraver, grob);
125 ADD_TRANSLATOR (Axis_group_engraver,
127 "Group all objects created in this context in a"
128 " @code{VerticalAxisGroup} spanner.",
131 "VerticalAxisGroup ",
134 "currentCommandColumn ",