source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+ (c) 1997--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
-
-
#ifndef MUSIC_HH
#define MUSIC_HH
-#include "plist.hh"
-#include "virtual-methods.hh"
-#include "input.hh"
-#include "minterval.hh"
-#include "lily-proto.hh"
+#include "smobs.hh"
+#include "moment.hh"
+#include "pitch.hh"
+#include "prob.hh"
-class Music:public Input {
-public:
- virtual MInterval time_int()const;
- virtual ~Music(){}
- void print() const;
- virtual void transpose(Melodic_req const *);
- virtual void translate(Moment dt);
- VIRTUAL_COPY_CONS(Music,Music)
- NAME_MEMBERS();
- Music();
-protected:
- virtual void do_print() const;
-
-};
+#define is_mus_type(x) internal_is_music_type (ly_symbol2scm (x))
-class Music_list : public Music {
+class Music : public Prob
+{
public:
- Music_list(Music_list const&);
- Music_list();
- NAME_MEMBERS();
- VIRTUAL_COPY_CONS(Music_list,Music)
- virtual void add(Music*);
- virtual void transpose(Melodic_req const *);
-protected:
- Pointer_list<Music*> music_p_list_;
-
- virtual void do_print() const;
-};
+ Music (SCM init);
+ Music (Music const &m);
+ VIRTUAL_COPY_CONSTRUCTOR (Music, Music);
+ Input *origin () const;
+ void set_spot (Input);
-class Chord : public Music_list {
-public:
- NAME_MEMBERS();
- VIRTUAL_COPY_CONS(Chord,Music)
- virtual void translate(Moment dt);
- virtual MInterval time_int()const;
-};
+ bool internal_is_music_type (SCM) const;
+ Stream_event *to_event () const;
-class MVoice : public Music_list {
-public:
- NAME_MEMBERS();
- VIRTUAL_COPY_CONS(MVoice, Music)
- virtual void translate(Moment dt);
- virtual MInterval time_int()const;
+ DECLARE_SCHEME_CALLBACK (relative_callback, (SCM, SCM));
+ Pitch to_relative_octave (Pitch);
+ Pitch generic_to_relative_octave (Pitch);
+ Moment get_length () const;
+ Moment start_mom () const;
+ void print () const;
+
+ /// Transpose, with the interval central C to #p#
+ void transpose (Pitch p);
+
+ /// Scale the music in time by #factor#.
+ void compress (Moment factor);
+
+ // Broadcast the event in a context's event-source.
+ void send_to_context (Context *c);
+
+ DECLARE_SCHEME_CALLBACK (duration_length_callback, (SCM));
+
+protected:
+ virtual SCM copy_mutable_properties () const;
+ virtual void type_check_assignment (SCM, SCM) const;
+ virtual void derived_mark () const;
+protected:
+ SCM length_callback_;
+ SCM start_callback_;
+ friend SCM ly_extended_make_music (SCM, SCM);
};
-#endif // MUSIC_HH
+Music *unsmob_music (SCM);
+Music *make_music_by_name (SCM sym);
+SCM ly_music_deep_copy (SCM);
+SCM ly_camel_case_to_lisp_identifier (SCM name_sym);
+extern SCM ly_music_p_proc;
+/* common transposition function for music and event */
+void transpose_mutable (SCM alist, Pitch delta);
+#endif /* MUSIC_HH */