2 music.hh -- declare Music
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
12 #include "virtual-methods.hh"
17 #define is_mus_type(x) internal_is_music_type (ly_symbol2scm (x))
23 Music (Music const &m);
24 VIRTUAL_COPY_CONSTRUCTOR (Music, Music);
26 Input *origin () const;
27 void set_spot (Input);
29 SCM internal_get_property (SCM) const;
30 void internal_set_property (SCM, SCM val);
31 SCM internal_get_object (SCM) const;
32 void internal_set_object (SCM, SCM val);
33 SCM get_property_alist (bool mutble) const;
34 bool internal_is_music_type (SCM) const;
36 DECLARE_SCHEME_CALLBACK (relative_callback, (SCM, SCM));
37 Pitch to_relative_octave (Pitch);
38 Pitch generic_to_relative_octave (Pitch);
40 Moment get_length () const;
41 Moment start_mom () const;
44 /// Transpose, with the interval central C to #p#
45 void transpose (Pitch p);
47 /// Scale the music in time by #factor#.
48 void compress (Moment factor);
50 DECLARE_SCHEME_CALLBACK (duration_length_callback, (SCM));
52 DECLARE_SMOBS (Music,);
54 SCM immutable_property_alist_;
55 SCM mutable_property_alist_;
59 friend SCM ly_extended_make_music (SCM, SCM);
62 DECLARE_TYPE_P (Music);
63 DECLARE_UNSMOB (Music, music);
65 Music *make_music_by_name (SCM sym);
66 SCM ly_music_deep_copy (SCM);