/*
- note-column.cc -- implement Note_column
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1997--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 1997--2005 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 "note-column.hh"
-#include <cmath> // ceil
+#include <cmath> // ceil
using namespace std;
+#include "accidental-placement.hh"
#include "axis-group-interface.hh"
-#include "stem.hh"
-#include "warn.hh"
-#include "output-def.hh"
-#include "staff-symbol-referencer.hh"
-#include "rest.hh"
+#include "directional-element-interface.hh"
+#include "international.hh"
+#include "item.hh"
#include "note-head.hh"
-#include "accidental-placement.hh"
+#include "output-def.hh"
#include "pointer-group-interface.hh"
-#include "directional-element-interface.hh"
+#include "rest.hh"
+#include "staff-symbol-referencer.hh"
+#include "stem.hh"
+#include "warn.hh"
/*
TODO: figure out if we can prune this class. This is just an
return unsmob_grob (me->get_object ("rest"));
}
-int
-Note_column::shift_compare (Grob *const &p1, Grob *const &p2)
+bool
+Note_column::shift_less (Grob *const &p1, Grob *const &p2)
{
SCM s1 = p1->get_property ("horizontal-shift");
SCM s2 = p2->get_property ("horizontal-shift");
int h1 = (scm_is_number (s1)) ? scm_to_int (s1) : 0;
int h2 = (scm_is_number (s2)) ? scm_to_int (s2) : 0;
- return h1 - h2;
+ return h1 < h2;
}
Item *
return unsmob_item (s);
}
+Item *
+Note_column::get_flag (Grob *me)
+{
+ Item *stem = get_stem (me);
+ if (stem)
+ {
+ SCM s = stem->get_object ("flag");
+ return unsmob_item (s);
+ }
+ return 0;
+}
+
Slice
Note_column::head_positions_interval (Grob *me)
{
iv.set_empty ();
extract_grob_set (me, "note-heads", heads);
- for (int i = 0; i < heads.size (); i++)
+ for (vsize i = 0; i < heads.size (); i++)
{
Grob *se = heads[i];
{
extract_grob_set (me, "note-heads", heads);
if (heads.size ())
- return (Direction)sign (head_positions_interval (me).center ());
+ return (Direction)sign (head_positions_interval (me).center ());
}
programming_error ("note column without heads and stem");
{
extract_grob_set (me, "note-heads", heads);
if (heads.size ())
- both = true;
+ both = true;
else
- me->set_object ("rest", h->self_scm ());
+ me->set_object ("rest", h->self_scm ());
}
else if (Note_head::has_interface (h))
{
if (unsmob_grob (me->get_object ("rest")))
- both = true;
+ both = true;
Pointer_group_interface::add_grob (me, ly_symbol2scm ("note-heads"), h);
}
if (both)
- me->warning (_ ("can't have note heads and rests together on a stem"));
+ me->warning (_ ("cannot have note heads and rests together on a stem"));
else
Axis_group_interface::add_element (me, h);
}
-/**
- translate the rest symbols vertically by amount DY, but only if
- they have no staff-position set.
-*/
-void
-Note_column::translate_rests (Grob *me, int dy)
-{
- Grob *r = unsmob_grob (me->get_object ("rest"));
- if (r && !scm_is_number (r->get_property ("staff-position")))
- {
- r->translate_axis (dy * Staff_symbol_referencer::staff_space (r) / 2.0, Y_AXIS);
- Grob *p = r->get_parent (Y_AXIS);
- p->flush_extent_cache (Y_AXIS);
- }
-}
-
-void
-Note_column::set_dotcol (Grob *me, Grob *d)
-{
- Axis_group_interface::add_element (me, d);
-}
-
Grob *
Note_column::first_head (Grob *me)
{
}
/*
- Return the first Accidentals grob that we find in a note-head.
+ Return the first AccidentalPlacement grob that we find in a note-head.
*/
Grob *
Note_column::accidentals (Grob *me)
{
extract_grob_set (me, "note-heads", heads);
Grob *acc = 0;
- for (int i = 0; i < heads.size (); i++)
+ for (vsize i = 0; i < heads.size (); i++)
{
Grob *h = heads[i];
acc = h ? unsmob_grob (h->get_object ("accidental-grob")) : 0;
if (acc)
- break;
+ break;
}
if (!acc)
}
Grob *
-Note_column::arpeggio (Grob *me)
+Note_column::dot_column (Grob *me)
+{
+ extract_grob_set (me, "note-heads", heads);
+ for (vsize i = 0; i < heads.size (); i++)
+ {
+ Grob *dots = unsmob_grob (heads[i]->get_object ("dot"));
+ if (dots)
+ return dots->get_parent (X_AXIS);
+ }
+
+ return 0;
+}
+
+/* If a note-column contains a cross-staff stem then
+ nc->extent (Y_AXIS, refp) will not consider the extent of the stem.
+ If you want the extent of the stem to be included (and you are safe
+ from any cross-staff issues) then call this function instead. */
+Interval
+Note_column::cross_staff_extent (Grob *me, Grob *refp)
{
- return unsmob_grob (me->get_object ("arpeggio"));
+ Interval iv = me->extent (refp, Y_AXIS);
+ if (Grob *s = get_stem (me))
+ iv.unite (s->extent (refp, Y_AXIS));
+
+ return iv;
}
-ADD_INTERFACE (Note_column, "note-column-interface",
- "Stem and noteheads combined",
- "arpeggio note-heads rest-collision rest horizontal-shift stem accidentals force-hshift");
+ADD_INTERFACE (Note_column,
+ "Stem and noteheads combined.",
+
+ /* properties */
+ "force-hshift "
+ "horizontal-shift "
+ "ignore-collision "
+ "note-heads "
+ "rest "
+ "rest-collision "
+ "stem "
+ );
projects / lilypond.git / blobdiff