2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 2005--2011 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 "semi-tie-column.hh"
22 #include "semi-tie.hh"
24 #include "tie-column.hh"
26 #include "directional-element-interface.hh"
27 #include "pointer-group-interface.hh"
28 #include "staff-symbol-referencer.hh"
30 #include "tie-formatting-problem.hh"
31 #include "tie-column-format.hh"
33 ADD_INTERFACE (Semi_tie_column,
34 "The interface for a column of l.v. (laissez vibrer) ties.",
44 Cut & paste from tie-column.cc
46 MAKE_SCHEME_CALLBACK (Semi_tie_column, calc_positioning_done, 1);
48 Semi_tie_column::calc_positioning_done (SCM smob)
50 Grob *me = unsmob_grob (smob);
52 me->set_property ("positioning-done", SCM_BOOL_T);
54 extract_grob_set (me, "ties", lv_ro_ties);
55 vector<Grob *> lv_ties (lv_ro_ties);
57 vector_sort (lv_ties, Semi_tie::less);
59 Ties_configuration ties_config;
61 Tie_formatting_problem problem;
63 problem.from_semi_ties (lv_ties, to_dir (me->get_property ("head-direction")));
65 SCM manual_configs = me->get_property ("tie-configuration");
66 problem.set_manual_tie_configuration (manual_configs);
68 Ties_configuration base = problem.generate_optimal_configuration ();
69 for (vsize i = 0; i < lv_ties.size (); i++)
71 SCM cp = Tie::get_control_points (lv_ties[i], problem.common_x_refpoint (), base[i],
74 lv_ties[i]->set_property ("control-points", cp);
75 set_grob_direction (lv_ties[i], base[i].dir_);
77 problem.set_debug_scoring (base);
83 MAKE_SCHEME_CALLBACK (Semi_tie_column, calc_head_direction, 1);
85 Semi_tie_column::calc_head_direction (SCM smob)
87 Grob *me = unsmob_grob (smob);
89 extract_grob_set (me, "ties", ties);
91 for (vsize i = 0; i < ties.size (); i++)
93 Direction this_d = to_dir (ties[i]->get_property ("head-direction"));
94 if (i > 0 && d != this_d)
96 programming_error ("all semi-ties in a semi-tie-column should have the same head-direction");
97 return scm_from_int (d);
101 return scm_from_int (d);