/*
- chord-name.cc -- implement Chord_name
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1999--2014 Jan Nieuwenhuizen <janneke@gnu.org>
- (c) 1999--2000 Jan Nieuwenhuizen <janneke@gnu.org>
-*/
-
-#include "chord-name.hh"
-#include "musical-request.hh"
-#include "warn.hh"
-#include "debug.hh"
-#include "molecule.hh"
-#include "paper-def.hh"
-#include "lookup.hh"
-#include "staff-symbol-referencer.hh"
-
-
-/*
- TODO: move text lookup out of Chord_name
- */
-
-/*
- word is roman text or styled text:
- "text"
- ("style" . "text")
- */
-Molecule
-Chord_name::ly_word2molecule (SCM scm) const
-{
- String style;
- if (gh_pair_p (scm))
- {
- SCM s = gh_car (scm);
- if (gh_string_p (s))
- style = ly_scm2string (s);
- scm = gh_cdr (scm);
- }
- if (gh_string_p (scm))
- return lookup_l ()->text (style, ly_scm2string (scm), paper_l ());
- return Molecule ();
-}
-
-/*
- scm is word or list of words:
- word
- (word word)
- */
-Molecule
-Chord_name::ly_text2molecule (SCM scm) const
-{
- Molecule mol;
- if (gh_list_p (scm))
- {
- while (gh_cdr (scm) != SCM_EOL)
- {
- Molecule m = ly_word2molecule (gh_car (scm));
- if (!m.empty_b ())
- mol.add_at_edge (X_AXIS, RIGHT, m, 0);
- scm = gh_cdr (scm);
- }
- scm = gh_car (scm);
- }
- Molecule m = ly_word2molecule (scm);
- if (!m.empty_b ())
- mol.add_at_edge (X_AXIS, RIGHT, m, 0);
- return mol;
-}
-
-Molecule
-Chord_name::pitch2molecule (Musical_pitch p) const
-{
- SCM name = scm_eval (gh_list (ly_symbol2scm ("user-pitch-name"),
- ly_quote_scm (p.to_scm ()),
- SCM_UNDEFINED));
-
- if (name != SCM_UNSPECIFIED)
- {
- return ly_text2molecule (name);
- }
-
- Molecule mol = lookup_l ()->text ("", p.str ().left_str (1).upper_str (), paper_l ());
-
- /*
- We want the smaller size, even if we're big ourselves.
- */
- if (p.accidental_i_)
- {
- Molecule acc = paper_l ()->lookup_l (-3)->afm_find
- (String ("accidentals-") + to_str (p.accidental_i_));
- // urg, howto get a good superscript_y?
- Real super_y = lookup_l ()->text ("", "x", paper_l ()).extent
- ()[Y_AXIS].length () / 2;
- super_y += -acc.extent ()[Y_AXIS][MIN];
- acc.translate_axis (super_y, Y_AXIS);
- mol.add_at_edge (X_AXIS, RIGHT, acc, 0.0);
- }
-
- return mol;
-}
-
-Musical_pitch
-diff_pitch (Musical_pitch tonic, Musical_pitch p)
-{
- Musical_pitch diff (p.notename_i_ - tonic.notename_i_,
- p.accidental_i_ - tonic.accidental_i_,
- p.octave_i_ - tonic.octave_i_);
-
- while (diff.notename_i_ >= 7)
- {
- diff.notename_i_ -= 7;
- diff.octave_i_ ++;
- }
- while (diff.notename_i_ < 0)
- {
- diff.notename_i_ += 7;
- diff.octave_i_ --;
- }
+ 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.
- diff.accidental_i_ -= (tonic.semitone_pitch () + diff.semitone_pitch ())
- - p.semitone_pitch ();
+ 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.
- return diff;
-}
-
-/*
- JUNKME
- */
-bool
-Chord_name::user_chord_name (Array<Musical_pitch> pitch_arr, Chord_mol* name_p) const
-{
- Array<Musical_pitch> chord_type = pitch_arr;
- Chord::rebuild_transpose (&chord_type, diff_pitch (pitch_arr[0], Musical_pitch (0)), false);
-
- SCM chord = SCM_EOL;
- for (int i= chord_type.size (); i--; )
- chord = gh_cons (chord_type[i].to_scm (), chord);
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
+*/
+#include "chord-name.hh"
- SCM name = scm_eval (gh_list (ly_symbol2scm ("user-chord-name"),
- ly_quote_scm (chord),
- SCM_UNDEFINED));
- if (gh_pair_p (name))
- {
- name_p->modifier_mol = ly_text2molecule (gh_car (name));
- name_p->addition_mol = ly_text2molecule (gh_cdr (name));
- return true;
- }
- return false;
-}
+#include "output-def.hh"
+#include "font-interface.hh"
+#include "paper-column.hh"
+#include "system.hh"
+#include "staff-symbol-referencer.hh"
+#include "text-interface.hh"
-void
-Chord_name::banter (Array<Musical_pitch> pitch_arr, Chord_mol* name_p) const
+MAKE_SCHEME_CALLBACK (Chord_name, after_line_breaking, 1);
+SCM
+Chord_name::after_line_breaking (SCM smob)
{
- Array<Musical_pitch> add_arr;
- Array<Musical_pitch> sub_arr;
- Chord::find_additions_and_subtractions (pitch_arr, &add_arr, &sub_arr);
-
- Array<Musical_pitch> scale;
- for (int i=0; i < 7; i++)
- scale.push (Musical_pitch (i));
-
- Musical_pitch tonic = pitch_arr[0];
- Chord::rebuild_transpose (&scale, tonic, true);
-
- /*
- Does chord include this step? -1 if flat
- */
- int has[16];
- for (int i=0; i<16; i++)
- has[i] = 0;
-
- String mod_str;
- String add_str;
- String sep_str;
- for (int i = 0; i < add_arr.size (); i++)
- {
- Musical_pitch p = add_arr[i];
- int step = Chord::step_i (tonic, p);
- int accidental = p.accidental_i_ - scale[(step - 1) % 7].accidental_i_;
- if ((step < 16) && (has[step] != -1))
- has[step] = accidental == -1 ? -1 : 1;
- // only from guile table ?
- if ((step == 3) && (accidental == -1))
- {
- mod_str = "m";
- }
- else if (accidental
- || (!(step % 2)
- || ((i == add_arr.size () - 1) && (step > 5))))
- {
- add_str += sep_str;
- sep_str = "/";
- if ((step == 7) && (accidental == 1))
- {
- add_str += "maj7";
- }
- else
- {
- add_str += to_str (step);
- if (accidental)
- add_str += accidental < 0 ? "-" : "+";
- }
- }
- }
-
- for (int i = 0; i < sub_arr.size (); i++)
- {
- Musical_pitch p = sub_arr[i];
- int step = Chord::step_i (tonic, p);
- /*
- if additions include 2 or 4, assume sus2/4 and don't display 'no3'
- */
- if (!((step == 3) && (has[2] || has[4])))
- {
- add_str += sep_str + "no" + to_str (step);
- sep_str = "/";
- }
- }
+ Item *me = unsmob_item (smob);
+ assert (me);
- if (mod_str.length_i ())
- name_p->modifier_mol.add_at_edge (X_AXIS, RIGHT,
- lookup_l ()->text ("roman", mod_str, paper_l ()), 0);
- if (add_str.length_i ())
+ SCM s = me->get_property ("begin-of-line-visible");
+ if (to_boolean (s))
{
- if (!name_p->addition_mol.empty_b ())
- add_str = "/" + add_str;
- name_p->addition_mol.add_at_edge (X_AXIS, RIGHT,
- lookup_l ()->text ("script", add_str, paper_l ()), 0);
+ if (me->get_column ()->get_rank ()
+ - me->get_system ()->spanned_rank_interval ()[LEFT] > 1)
+ me->suicide ();
}
+ return SCM_UNSPECIFIED;
}
-/*
- TODO:
- fix silly to-and-fro scm conversions
- */
-Molecule
-Chord_name::do_brew_molecule () const
-{
- Array<Musical_pitch> pitch_arr;
-
- for (SCM s = get_elt_property ("pitches"); s != SCM_EOL; s = gh_cdr (s))
- pitch_arr.push (Musical_pitch (gh_car (s)));
-
- Musical_pitch tonic = pitch_arr[0];
-
- Chord_mol name;
- name.tonic_mol = pitch2molecule (tonic);
+ADD_INTERFACE (Chord_name,
+ "A chord label (name or fretboard).",
- /*
- if user has explicitely listed chord name, use that
-
- TODO
- urg
- maybe we should check all sub-lists of pitches, not
- just full list and base triad?
- */
- if (!user_chord_name (pitch_arr, &name))
- {
- /*
- else, check if user has listed base triad
- use user base name and add banter for remaining part
- */
- if ((pitch_arr.size () > 2)
- && user_chord_name (pitch_arr.slice (0, 3), &name))
- {
- Array<Musical_pitch> base = Chord::base_arr (tonic);
- base.concat (pitch_arr.slice (3, pitch_arr.size ()));
- banter (base, &name);
- }
- /*
- else, use pure banter
- */
- else
- {
- banter (pitch_arr, &name);
- }
- }
-
- SCM s = get_elt_property ("inversion");
- if (s != SCM_UNDEFINED)
- {
- name.inversion_mol = lookup_l ()->text ("", "/", paper_l ());
- Musical_pitch p (s);
-
- Molecule mol = pitch2molecule (p);
- name.inversion_mol.add_at_edge (X_AXIS, RIGHT, mol, 0);
- }
-
- s = get_elt_property ("bass");
- if (s != SCM_UNDEFINED)
- {
- name.bass_mol = lookup_l ()->text ("", "/", paper_l ());
- Musical_pitch p (s);
- Molecule mol = pitch2molecule (p);
- name.bass_mol.add_at_edge (X_AXIS, RIGHT, mol, 0);
- }
-
- // urg, howto get a good superscript_y?
- Real super_y = lookup_l ()->text ("", "x", paper_l ()).extent
- ()[Y_AXIS].length () / 2;
- if (!name.addition_mol.empty_b ())
- name.addition_mol.translate (Offset (0, super_y));
-
- Molecule mol;
- mol.add_at_edge (X_AXIS, RIGHT, name.tonic_mol, 0);
- // huh?
- if (!name.modifier_mol.empty_b ())
- mol.add_at_edge (X_AXIS, RIGHT, name.modifier_mol, 0);
- if (!name.addition_mol.empty_b ())
- mol.add_at_edge (X_AXIS, RIGHT, name.addition_mol, 0);
- if (!name.inversion_mol.empty_b ())
- mol.add_at_edge (X_AXIS, RIGHT, name.inversion_mol, 0);
- if (!name.bass_mol.empty_b ())
- mol.add_at_edge (X_AXIS, RIGHT, name.bass_mol, 0);
-
- s = get_elt_property ("word-space");
- if (gh_number_p (s))
- mol.dim_.interval_a_[X_AXIS][RIGHT] += gh_scm2double (s)
- * staff_symbol_referencer (this).staff_space ();
-
- return mol;
-}
+ /* properties */
+ "begin-of-line-visible "
+ );