2 clef.cc -- implement Clef_item
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
11 #include "molecule.hh"
13 #include "font-interface.hh"
16 FIXME: should use symbol for #'style.
18 MAKE_SCHEME_CALLBACK (Clef
,before_line_breaking
,1);
20 Clef::before_line_breaking (SCM smob
)
22 Item
*s
= unsmob_item (smob
);
24 SCM glyph
= s
->get_grob_property ("glyph-name");
26 if (gh_string_p (glyph
))
28 String str
= ly_scm2string (glyph
);
30 if (to_boolean (s
->get_grob_property ("non-default"))
31 && s
->break_status_dir () != RIGHT
32 && !to_boolean (s
->get_grob_property ("full-size-change")))
35 s
->set_grob_property ("glyph-name", scm_makfrom0str (str
.to_str0 ()));
41 return SCM_UNSPECIFIED
;
44 return SCM_UNSPECIFIED
;
50 MAKE_SCHEME_CALLBACK (Clef
,brew_molecule
,1)
52 Clef::brew_molecule (SCM smob
)
54 Grob
*me
= unsmob_grob (smob
);
55 SCM glyph_scm
= me
->get_grob_property ("glyph-name");
56 if (!gh_string_p (glyph_scm
))
59 String glyph
= String (ly_scm2string (glyph_scm
));
60 Font_metric
*fm
= Font_interface::get_default_font (me
);
61 Molecule out
= fm
->find_by_name (glyph
);
64 me
->warning (_f ("clef `%s' not found", glyph
.to_str0 ()));
66 return out
.smobbed_copy ();
70 ADD_INTERFACE (Clef
, "clef-interface",
72 "non-default full-size-change glyph-name");