/*
- 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--2015 Jan Nieuwenhuizen <janneke@gnu.org>
- (c) 1999--2000 Jan Nieuwenhuizen <janneke@gnu.org>
+ 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 "chord-name.hh"
-#include "molecule.hh"
-#include "paper-def.hh"
-#include "lookup.hh"
-#include "score-element.hh"
+
+#include "output-def.hh"
+#include "font-interface.hh"
#include "paper-column.hh"
-#include "line-of-score.hh"
+#include "system.hh"
#include "staff-symbol-referencer.hh"
+#include "text-interface.hh"
-/*
- TODO: move text lookup out of Chord_name
- */
-
-/*
- word is roman text or property-styled text:
- "text"
- ("text" . property-alist)
- */
-Molecule
-Chord_name::ly_word2molecule (Score_element * me, SCM word, Real* x)
-{
- *x = 0;
-
- SCM options_alist = SCM_EOL;
- if (gh_pair_p (word))
- {
- options_alist = gh_cdr (word);
- word = gh_car (word);
- }
-
- if (gh_string_p (word))
- {
- /*
- UGH. Should read from font metric structure.
- */
- Real ex = me->lookup_l ()->text ("", "x",
- me->paper_l ()).extent (Y_AXIS).length ();
- Real em = me->lookup_l ()->text ("", "m",
- me->paper_l ()).extent (X_AXIS).length ();
-
- String w = ly_scm2string (word);
-
- String style;
- SCM s = scm_assoc (ly_symbol2scm ("style"), options_alist);
- if (s != SCM_BOOL_F)
- {
- style = ly_scm2string (gh_cdr (s));
- }
-
- Offset offset;
- int size = 0;
- /*
- urg, `type'
- */
- s = scm_assoc (ly_symbol2scm ("type"), options_alist);
- if (s != SCM_BOOL_F && ly_scm2string (gh_cdr (s)) == "super")
- {
- Real super_y = ex / 2;
- offset = Offset (0, super_y);
- if (!size)
- size = -2;
- }
-
- s = scm_assoc (ly_symbol2scm ("size"), options_alist);
- if (s != SCM_BOOL_F)
- {
- size = gh_scm2int (gh_cdr (s));
- }
-
- s = scm_assoc (ly_symbol2scm ("offset"), options_alist);
- if (s != SCM_BOOL_F)
- {
- // hmm
- SCM o = gh_cdr (s);
- if (gh_pair_p (o))
- offset = Offset (0, gh_scm2double (gh_cdr (o))) * ex;
- *x = gh_scm2double (gh_car (o)) * em;
- }
-
- Molecule mol;
- s = scm_assoc (ly_symbol2scm ("font"), options_alist);
- if (s != SCM_BOOL_F && ly_scm2string (gh_cdr (s)) == "feta")
- mol = me->paper_l ()->lookup_l (size)->afm_find (w);
- else
- mol = me->paper_l ()->lookup_l (size)->text (style, w, me->paper_l ());
-
- mol.translate (offset);
- return mol;
- }
- return Molecule ();
-}
-
-/*
- ;; text: list of word
- ;; word: string + optional list of property
- ;; property: align, kern, font (?), size
- */
-Molecule
-Chord_name::ly_text2molecule (Score_element * me, SCM text)
-{
- Molecule mol;
- if (gh_list_p (text))
- {
- while (gh_cdr (text) != SCM_EOL)
- {
- Real x;
- Molecule m = ly_word2molecule (me, gh_car (text), &x);
- if (!m.empty_b ())
- mol.add_at_edge (X_AXIS, RIGHT, m, x);
- text = gh_cdr (text);
- }
- text = gh_car (text);
- }
- Real x;
- Molecule m = ly_word2molecule (me,text, &x);
- if (!m.empty_b ())
- mol.add_at_edge (X_AXIS, RIGHT, m, x);
- return mol;
-}
-
-MAKE_SCHEME_CALLBACK (Chord_name,after_line_breaking,1);
+MAKE_SCHEME_CALLBACK (Chord_name, after_line_breaking, 1);
SCM
Chord_name::after_line_breaking (SCM smob)
{
- Item* me = dynamic_cast<Item*> (unsmob_element (smob));
+ Item *me = Item::unsmob (smob);
assert (me);
-
- SCM s = me->get_elt_property ("begin-of-line-visible");
+
+ SCM s = me->get_property ("begin-of-line-visible");
if (to_boolean (s))
{
- if (Paper_column::rank_i (me->column_l ()) -
- /*
- hmm, what's my column number in this line?
- why doesn't this work?
- me->line_l ()->rank_i_ > 2)
- */
- me->line_l ()->spanned_rank_iv ()[LEFT] > 1)
- me->suicide ();
+ if (me->get_column ()->get_rank ()
+ - me->get_system ()->spanned_rank_interval ()[LEFT] > 1)
+ me->suicide ();
}
return SCM_UNSPECIFIED;
}
-MAKE_SCHEME_CALLBACK (Chord_name,brew_molecule,1);
-SCM
-Chord_name::brew_molecule (SCM smob)
-{
- Score_element *me = unsmob_element (smob);
- SCM style = me->get_elt_property ("style");
+ADD_INTERFACE (Chord_name,
+ "A chord label (name or fretboard).",
- if (!gh_string_p (style))
- style = ly_str02scm ("banter");
-
- SCM inversion = me-> get_elt_property ("inversion");
- if (inversion == SCM_EOL)
- inversion = SCM_BOOL_F;
-
- SCM bass = me->get_elt_property ("bass");
- if (bass == SCM_EOL)
- bass = SCM_BOOL_F;
-
- SCM pitches = me->get_elt_property ("pitches");
- SCM func = me->get_elt_property (ly_symbol2scm ("chord-name-function"));
- SCM text = gh_call3 (func, style, pitches, gh_cons (inversion, bass));
-
- Molecule mol = ly_text2molecule (me, text);
-
- SCM space = me->get_elt_property ("word-space");
- if (gh_number_p (space))
- {
- Molecule m;
- m.set_empty (false);
- mol.add_at_edge (X_AXIS, RIGHT, m, gh_scm2double (space)*
- Staff_symbol_referencer::staff_space (me));
- }
-
- return mol.create_scheme ();
-}
+ /* properties */
+ "begin-of-line-visible "
+ );
projects / lilypond.git / blobdiff