/*
- tuplet-number.cc -- implement Tuplet_number
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2005--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 2005--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "tuplet-bracket.hh"
+#include "moment.hh"
+#include "paper-column.hh"
#include "text-interface.hh"
#include "spanner.hh"
#include "lookup.hh"
struct Tuplet_number
{
- DECLARE_SCHEME_CALLBACK(print, (SCM));
- static bool has_interface (Grob *);
+ DECLARE_SCHEME_CALLBACK (print, (SCM));
+ DECLARE_SCHEME_CALLBACK (calc_x_offset, (SCM));
+ DECLARE_SCHEME_CALLBACK (calc_y_offset, (SCM));
+ DECLARE_SCHEME_CALLBACK (calc_cross_staff, (SCM));
+ DECLARE_GROB_INTERFACE ();
+
+ static Real calc_offset (Spanner *me, Axis a);
};
-
-MAKE_SCHEME_CALLBACK(Tuplet_number, print, 1);
-SCM
+MAKE_SCHEME_CALLBACK (Tuplet_number, print, 1);
+SCM
Tuplet_number::print (SCM smob)
{
- Stencil *stc = unsmob_stencil (Text_interface::print (smob));
+ Spanner *me = unsmob_spanner (smob);
+ Spanner *tuplet = unsmob_spanner (me->get_object ("bracket"));
+
+ if (!tuplet || !tuplet->is_live ())
+ {
+ me->suicide ();
+ return SCM_EOL;
+ }
+
+ SCM stc_scm = Text_interface::print (smob);
+ Stencil *stc = unsmob_stencil (stc_scm);
stc->align_to (X_AXIS, CENTER);
stc->align_to (Y_AXIS, CENTER);
- Spanner *me = unsmob_spanner (smob);
- Spanner *tuplet = unsmob_spanner (me->get_object ("bracket"));
- SCM cpoints = tuplet->get_property ("control-points");
- Drul_array<Offset> points;
- points[LEFT] = ly_scm2offset (scm_car (cpoints));
- points[RIGHT] = ly_scm2offset (scm_cadr (cpoints));
-
- stc->translate ((points[RIGHT] + points[LEFT]) / 2);
-
return stc->smobbed_copy ();
}
+MAKE_SCHEME_CALLBACK (Tuplet_number, calc_x_offset, 1);
+SCM
+Tuplet_number::calc_x_offset (SCM smob)
+{
+ Spanner *me = unsmob_spanner (smob);
+ Spanner *tuplet = unsmob_spanner (me->get_object ("bracket"));
+
+ Interval x_positions = robust_scm2interval (tuplet->get_property ("X-positions"), Interval (0.0, 0.0));
+
+ return scm_from_double (x_positions.center ());
+}
+
+MAKE_SCHEME_CALLBACK (Tuplet_number, calc_y_offset, 1);
+SCM
+Tuplet_number::calc_y_offset (SCM smob)
+{
+
+ Spanner *me = unsmob_spanner (smob);
+ Spanner *tuplet = unsmob_spanner (me->get_object ("bracket"));
+
+ Drul_array<Real> positions = robust_scm2drul (tuplet->get_property ("positions"), Drul_array<Real> (0.0, 0.0));
+ return scm_from_double ((positions[LEFT] + positions[RIGHT]) / 2.0);
+}
+
+MAKE_SCHEME_CALLBACK (Tuplet_number, calc_cross_staff, 1)
+SCM
+Tuplet_number::calc_cross_staff (SCM smob)
+{
+ Grob *me = unsmob_grob (smob);
+ return unsmob_grob (me->get_object ("bracket"))->get_property ("cross-staff");
+}
ADD_INTERFACE (Tuplet_number,
- "tuplet-number-interface",
- "The number for a bracket. "
- ,
+ "The number for a bracket.",
- /* properties */
- "avoid-slur " // UGH.
- "bracket ");
+ /* properties */
+ "avoid-slur " // UGH.
+ "bracket "
+ "direction "
+ );