/*
- notehead.cc -- implement Note_head
+ 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--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 "note-head.hh"
#include <cmath>
#include <cctype>
-#include <algorithm> // min, max
+#include <algorithm> // min, max
+
using namespace std;
#include "directional-element-interface.hh"
-#include "dots.hh"
#include "font-interface.hh"
+#include "grob.hh"
#include "international.hh"
-#include "lookup.hh"
-#include "misc.hh"
-#include "music.hh"
-#include "output-def.hh"
-#include "rhythmic-head.hh"
-#include "staff-symbol-referencer.hh"
#include "staff-symbol.hh"
+#include "staff-symbol-referencer.hh"
#include "warn.hh"
-/*
- clean up the mess left by ledger line handling.
-*/
static Stencil
internal_print (Grob *me, string *font_char)
{
- SCM style = me->get_property ("style");
- if (!scm_is_symbol (style))
- style = ly_symbol2scm ("default");
+ string style = robust_symbol2string (me->get_property ("style"), "default");
- string suffix = to_string (min (robust_scm2int (me->get_property ("duration-log"), 2), 2));
- if (style != ly_symbol2scm ("default"))
- {
- SCM gn = me->get_property ("glyph-name");
- if (scm_is_string (gn))
- suffix = ly_scm2string (gn);
- }
+ string suffix = ::to_string (min (robust_scm2int (me->get_property ("duration-log"), 2), 2));
+ if (style != "default")
+ suffix = robust_scm2string (me->get_property ("glyph-name"), "");
Font_metric *fm = Font_interface::get_default_font (me);
- string idx = "noteheads.s" + suffix;
-
- Stencil out = fm->find_by_name (idx);
+ string prefix = "noteheads.";
+ string idx_symmetric;
+ string idx_directed;
+ string idx_either = idx_symmetric = prefix + "s";
+ Stencil out = fm->find_by_name (idx_either + suffix);
if (out.is_empty ())
{
- string prefix = "noteheads.";
- Grob *stem = unsmob_grob (me->get_object ("stem"));
+ Grob *stem = Grob::unsmob (me->get_object ("stem"));
Direction stem_dir = stem ? get_grob_direction (stem) : CENTER;
if (stem_dir == CENTER)
- programming_error ("must have stem dir for note head");
+ programming_error ("must have stem dir for note head");
- idx = prefix + ((stem_dir == UP) ? "u" : "d") + suffix;
- out = fm->find_by_name (idx);
+ idx_either = idx_directed = prefix + (stem_dir == UP ? "u" : "d");
+ out = fm->find_by_name (idx_either + suffix);
}
+ if (style == "mensural"
+ || style == "neomensural"
+ || style == "petrucci"
+ || style == "baroque"
+ || style == "kievan")
+ {
+ if (!Staff_symbol_referencer::on_line
+ (me,
+ robust_scm2int (me->get_property ("staff-position"), 0)))
+ {
+ Stencil test = fm->find_by_name (idx_either + "r" + suffix);
+ if (!test.is_empty ())
+ {
+ idx_either += "r";
+ out = test;
+ }
+ }
+ }
+
+ if (style == "kievan"
+ && 3 == robust_scm2int (me->get_property ("duration-log"), 2))
+ {
+ Grob *stem = Grob::unsmob (me->get_object ("stem"));
+ Grob *beam = Grob::unsmob (stem->get_object ("beam"));
+ if (beam)
+ out = fm->find_by_name (idx_either + "2kievan");
+ }
+
+ idx_either += suffix;
if (out.is_empty ())
{
- me->warning (_f ("note head `%s' not found", idx.c_str ()));
+ me->warning (_f ("none of note heads `%s' or `%s' found",
+ idx_symmetric.c_str (), idx_directed.c_str ()));
out = Stencil (Box (Interval (0, 0), Interval (0, 0)), SCM_EOL);
}
else
- *font_char = idx;
+ *font_char = idx_either;
return out;
}
/*
- TODO: make stem X-parent of notehead.
+ TODO: make stem X-parent of notehead.
*/
MAKE_SCHEME_CALLBACK (Note_head, stem_x_shift, 1);
SCM
Note_head::stem_x_shift (SCM smob)
{
- Grob *me = unsmob_grob (smob);
- Grob *stem = unsmob_grob (me->get_object ("stem"));
+ Grob *me = Grob::unsmob (smob);
+ Grob *stem = Grob::unsmob (me->get_object ("stem"));
if (stem)
(void) stem->get_property ("positioning-done");
SCM
Note_head::print (SCM smob)
{
- Grob *me = unsmob_grob (smob);
+ Grob *me = Grob::unsmob (smob);
string idx;
return internal_print (me, &idx).smobbed_copy ();
}
+MAKE_SCHEME_CALLBACK (Note_head, include_ledger_line_height, 1);
+SCM
+Note_head::include_ledger_line_height (SCM smob)
+{
+ Grob *me = Grob::unsmob (smob);
+ Grob *staff = Staff_symbol_referencer::get_staff_symbol (me);
+
+ if (staff)
+ {
+ Real ss = Staff_symbol::staff_space (staff);
+ Interval lines = Staff_symbol::line_span (staff) * (ss / 2.0);
+ Real my_pos = Staff_symbol_referencer::get_position (me) * ss / 2.0;
+ Interval my_ext = me->extent (me, Y_AXIS) + my_pos;
+
+ // The +1 and -1 come from the fact that we only want to add
+ // the interval between the note and the first ledger line, not
+ // the whole interval between the note and the staff.
+ Interval iv (min (0.0, lines[UP] - my_ext[DOWN] + 1),
+ max (0.0, lines[DOWN] - my_ext[UP] - 1));
+ return ly_interval2scm (iv);
+ }
+
+ return ly_interval2scm (Interval (0, 0));
+}
+
Real
Note_head::stem_attachment_coordinate (Grob *me, Axis a)
{
Offset off = robust_scm2offset (me->get_property ("stem-attachment"),
- Offset (0,0));
-
+ Offset (0, 0));
+
return off [a];
}
-MAKE_SCHEME_CALLBACK(Note_head, calc_stem_attachment, 1);
-SCM
-Note_head::calc_stem_attachment (SCM smob)
+Offset
+Note_head::get_stem_attachment (Font_metric *fm, const string &key)
{
- Grob *me = unsmob_grob (smob);
- Font_metric *fm = Font_interface::get_default_font (me);
- string key;
- internal_print (me, &key);
-
Offset att;
-
+
int k = fm->name_to_index (key);
if (k >= 0)
{
- Box b = fm->get_indexed_char (k);
+ Box b = fm->get_indexed_char_dimensions (k);
Offset wxwy = fm->attachment_point (key);
- for (int i = X_AXIS ; i < NO_AXES; i++)
- {
- Axis a = Axis (i);
-
- Interval v = b[a];
- if (!v.is_empty ())
- {
- att[a] = (2 * (wxwy[a] - v.center ()) / v.length ());
- }
- }
+ for (int i = X_AXIS; i < NO_AXES; i++)
+ {
+ Axis a = Axis (i);
+
+ Interval v = b[a];
+ if (!v.is_empty ())
+ {
+ att[a] = (2 * (wxwy[a] - v.center ()) / v.length ());
+ }
+ }
}
- return ly_offset2scm (att);
+ return att;
}
-
-int
-Note_head::get_balltype (Grob *me)
+MAKE_SCHEME_CALLBACK (Note_head, calc_stem_attachment, 1);
+SCM
+Note_head::calc_stem_attachment (SCM smob)
{
- SCM s = me->get_property ("duration-log");
- return scm_is_number (s) ? min (int (scm_to_int (s)), 2) : 0;
-}
+ Grob *me = Grob::unsmob (smob);
+ Font_metric *fm = Font_interface::get_default_font (me);
+ string key;
+ internal_print (me, &key);
-ADD_INTERFACE (Note_head, "note-head-interface",
- "Note head",
+ return ly_offset2scm (get_stem_attachment (fm, key));
+}
- /* properties */
- "note-names "
- "accidental-grob "
- "glyph-name "
- "stem-attachment "
- "style "
- );
+ADD_INTERFACE (Note_head,
+ "A note head. There are many possible values for"
+ " @code{style}. For a complete list, see"
+ " @ruser{Note head styles}.",
+
+ /* properties */
+ "note-names "
+ "accidental-grob "
+ "glyph-name "
+ "stem-attachment "
+ "style "
+ );