2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 2005--2014 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 "tuplet-bracket.hh"
23 #include "paper-column.hh"
24 #include "text-interface.hh"
30 DECLARE_SCHEME_CALLBACK (print, (SCM));
31 DECLARE_SCHEME_CALLBACK (calc_x_offset, (SCM));
32 DECLARE_SCHEME_CALLBACK (calc_y_offset, (SCM));
33 DECLARE_SCHEME_CALLBACK (calc_cross_staff, (SCM));
34 DECLARE_GROB_INTERFACE ();
36 static Real calc_offset (Spanner *me, Axis a);
39 MAKE_SCHEME_CALLBACK (Tuplet_number, print, 1);
41 Tuplet_number::print (SCM smob)
43 Spanner *me = unsmob_spanner (smob);
44 Spanner *tuplet = unsmob_spanner (me->get_object ("bracket"));
46 if (!tuplet || !tuplet->is_live ())
52 SCM stc_scm = Text_interface::print (smob);
53 Stencil *stc = unsmob_stencil (stc_scm);
55 stc->align_to (X_AXIS, CENTER);
56 stc->align_to (Y_AXIS, CENTER);
58 return stc->smobbed_copy ();
61 MAKE_SCHEME_CALLBACK (Tuplet_number, calc_x_offset, 1);
63 Tuplet_number::calc_x_offset (SCM smob)
65 Spanner *me = unsmob_spanner (smob);
66 Spanner *tuplet = unsmob_spanner (me->get_object ("bracket"));
68 Interval x_positions = robust_scm2interval (tuplet->get_property ("X-positions"), Interval (0.0, 0.0));
70 return scm_from_double (x_positions.center ());
73 MAKE_SCHEME_CALLBACK (Tuplet_number, calc_y_offset, 1);
75 Tuplet_number::calc_y_offset (SCM smob)
78 Spanner *me = unsmob_spanner (smob);
79 Spanner *tuplet = unsmob_spanner (me->get_object ("bracket"));
81 Drul_array<Real> positions = robust_scm2drul (tuplet->get_property ("positions"), Drul_array<Real> (0.0, 0.0));
82 return scm_from_double ((positions[LEFT] + positions[RIGHT]) / 2.0);
85 MAKE_SCHEME_CALLBACK (Tuplet_number, calc_cross_staff, 1)
87 Tuplet_number::calc_cross_staff (SCM smob)
89 Grob *me = unsmob_grob (smob);
90 return unsmob_grob (me->get_object ("bracket"))->get_property ("cross-staff");
93 ADD_INTERFACE (Tuplet_number,
94 "The number for a bracket.",