source file of the GNU LilyPond music typesetter
- (c) 1999--2000 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1999--2001 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 "font-interface.hh"
+#include "grob.hh"
+#include "paper-column.hh"
+#include "line-of-score.hh"
#include "staff-symbol-referencer.hh"
+#include "text-item.hh"
-
-/*
- TODO: move text lookup out of Chord_name
- */
-
-/*
- word is roman text or styled text:
- "text"
- ("style" . "text")
- */
-/*
- UGH. remove Dictionary< >
- */
-Molecule
-Chord_name::ly_word2molecule (SCM word) const
+MAKE_SCHEME_CALLBACK (Chord_name,after_line_breaking,1);
+SCM
+Chord_name::after_line_breaking (SCM smob)
{
- Dictionary<SCM> option_dict; // junkme
- if (gh_pair_p (word))
+ Item* me = dynamic_cast<Item*> (unsmob_grob (smob));
+ assert (me);
+
+ SCM s = me->get_grob_property ("begin-of-line-visible");
+ if (to_boolean (s))
{
- SCM options = gh_cdr (word);
- word = gh_car (word);
- while (gh_pair_p (options))
- {
- SCM option = gh_car (options);
- if (option != SCM_UNDEFINED && option != SCM_BOOL_F
- && gh_pair_p (option))
- {
- SCM key = gh_car (option);
- SCM val = gh_cdr (option);
- String k;
- if (gh_symbol_p (key))
- k = ly_symbol2string (key);
- else if (gh_string_p (key))
- k = ly_scm2string (key);
- else
- continue;
- option_dict[k] = val;
- }
- options = gh_cdr (options);
- }
- }
- Real ex = lookup_l ()->text ("", "x", paper_l ()).extent
- ()[Y_AXIS].length ();
- if (gh_string_p (word))
- {
- String w = ly_scm2string (word);
- Molecule mol;
- Offset offset;
-
- int size = 0;
- if (option_dict.elem_b ("size"))
- size = gh_scm2int (option_dict["size"]);
-
- String style;
- if (option_dict.elem_b ("style"))
- style = ly_scm2string (option_dict["style"]);
-
- if (option_dict.elem_b ("type")
- && ly_scm2string (option_dict["type"]) == "super")
- {
- Real super_y = ex / 2;
- //super_y += -acc.extent ()[Y_AXIS][MIN];
- offset = Offset (0, super_y);
- if (!size)
- size = -2;
- }
- if (option_dict.elem_b ("offset"))
- {
- // hmm
- SCM s = option_dict["offset"];
- if (gh_pair_p (s))
- offset = Offset (gh_scm2double (gh_car (s)),
- gh_scm2double (gh_cdr (s))) * ex;
- }
- if (option_dict.elem_b ("font")
- && ly_scm2string (option_dict["font"]) == "feta")
- mol = paper_l ()->lookup_l (size)->afm_find (w);
- else
- mol = paper_l ()->lookup_l (size)->text (style, w, paper_l ());
-
- mol.translate (offset);
- return mol;
+ 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 ();
}
- return Molecule ();
+ return SCM_UNSPECIFIED;
}
-/*
- ;; text: list of word
- ;; word: string + optional list of property
- ;; property: align, kern, font (?), size
- */
-Molecule
-Chord_name::ly_text2molecule (SCM text) const
+MAKE_SCHEME_CALLBACK (Chord_name,brew_molecule,1);
+SCM
+Chord_name::brew_molecule (SCM smob)
{
- Molecule mol;
- if (gh_list_p (text))
- {
- while (gh_cdr (text) != SCM_EOL)
- {
- Molecule m = ly_word2molecule (gh_car (text));
- if (!m.empty_b ())
- mol.add_at_edge (X_AXIS, RIGHT, m, 0);
- text = gh_cdr (text);
- }
- text = gh_car (text);
- }
- Molecule m = ly_word2molecule (text);
- if (!m.empty_b ())
- mol.add_at_edge (X_AXIS, RIGHT, m, 0);
- return mol;
-}
+ Grob *me = unsmob_grob (smob);
+ SCM style = me->get_grob_property ("style");
-Molecule
-Chord_name::do_brew_molecule () const
-{
- SCM style = get_elt_property ("style");
- if (style == SCM_UNDEFINED)
- style = ly_str02scm ("banter");
-
- SCM inversion = get_elt_property ("inversion");
- if (inversion == SCM_UNDEFINED)
- inversion = SCM_BOOL_F;
+ if (!gh_symbol_p (style))
+ style = ly_symbol2scm ("banter");
- SCM bass = get_elt_property ("bass");
- if (bass == SCM_UNDEFINED)
- bass = SCM_BOOL_F;
+ SCM chord = me->get_grob_property ("chord");
+ SCM func = me->get_grob_property ("chord-name-function");
+ SCM text = gh_call2 (func, style, chord);
- SCM pitches = get_elt_property ("pitches");
+ SCM properties = Font_interface::font_alist_chain (me);
+ Molecule mol = Text_item::text2molecule (me, text, properties);
- SCM text = scm_eval (gh_list (ly_symbol2scm ("chord::user-name"),
- style,
- ly_quote_scm (pitches),
- ly_quote_scm (gh_cons (inversion, bass)),
- SCM_UNDEFINED));
+ SCM space = me->get_grob_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 ly_text2molecule (text);
+ return mol.smobbed_copy ();
}