-//
-// midiitem.hh -- part of GNU LilyPond
-//
-// copyright 1997 Jan Nieuwenhuizen <jan@digicash.com>
+/*
+ midi-item.hh -- declare Midi items
+
+ (c) 1997--2008 Jan Nieuwenhuizen <janneke@gnu.org>
+*/
#ifndef MIDI_ITEM_HH
#define MIDI_ITEM_HH
-#include "string.hh"
-#include "lily-proto.hh"
-
-struct Midi_item {
- static String i2varint_str( int i );
- virtual void output_midi( Midi_stream& midi_stream_r ) const;
- virtual String str() const = 0;
- NAME_MEMBERS();
+
+#include "audio-item.hh"
+#include "std-vector.hh"
+
+string int2midi_varint_string (int i);
+
+/**
+ Any piece of midi information.
+
+ Maybe use base classes for RIFF files?
+*/
+class Midi_item
+{
+public:
+ DECLARE_CLASSNAME(Midi_item);
+ Midi_item ();
+ virtual ~Midi_item ();
+ virtual char const *name () const;
+
+ static Midi_item *get_midi (Audio_item *a);
+
+
+ virtual string to_string () const = 0;
};
-struct Midi_key : public Midi_item {
- Midi_key( int accidentals_i, int minor_i );
-
- virtual String str() const;
- NAME_MEMBERS();
- /* *************** */
- int accidentals_i_;
- int minor_i_;
+class Midi_channel_item : public Midi_item
+{
+public:
+ int channel_;
+ DECLARE_CLASSNAME(Midi_channel_item);
+ Midi_channel_item ();
};
-struct Midi_note : public Midi_item {
- /**
- Generate a note-event on a channel pitch.
+class Midi_duration : public Midi_item
+{
+public:
+ Midi_duration (Real seconds_f);
+
+ virtual string to_string () const;
+ Real seconds_;
+};
+
+
+/**
+ Change instrument event
+*/
+class Midi_instrument : public Midi_channel_item
+{
+public:
+ Midi_instrument (Audio_instrument *);
+
+ DECLARE_CLASSNAME(Midi_instrument);
+ virtual string to_string () const;
+
+ Audio_instrument *audio_;
+};
- @param #melreq_l# is the pitch.
- */
- Midi_note( Melodic_req* melreq_l, int channel_i, bool on_b );
- NAME_MEMBERS();
- virtual String str() const;
+class Midi_key : public Midi_item
+{
+public:
+ Midi_key (Audio_key *);
+ DECLARE_CLASSNAME(Midi_key);
- /* *************** */
- int const c0_pitch_i_c_ = 60;
- Byte dynamic_byte_;
+ virtual string to_string () const;
- int channel_i_;
- int on_b_;
- int pitch_i_;
+ Audio_key *audio_;
};
-struct Midi_duration : public Midi_item {
- Midi_duration( Real seconds_f );
+class Midi_time_signature : public Midi_item
+{
+public:
+ Midi_time_signature (Audio_time_signature *);
+ DECLARE_CLASSNAME(Midi_time_signature);
+
+ virtual string to_string () const;
- virtual String str() const;
- NAME_MEMBERS();
- /* *************** */
- Real seconds_f_;
+ Audio_time_signature *audio_;
+ int clocks_per_1_;
};
-struct Midi_chunk : Midi_item {
- Midi_chunk();
-
- void add( String str );
- void set( String header_str, String data_str, String footer_str );
- virtual String str() const;
- NAME_MEMBERS();
-private:
- String data_str_;
- String footer_str_;
- String header_str_;
+class Midi_note : public Midi_channel_item
+{
+public:
+ Midi_note (Audio_note *);
+ DECLARE_CLASSNAME(Midi_note);
+
+ int get_semitone_pitch () const;
+ int get_fine_tuning () const;
+ virtual string to_string () const;
+
+ Audio_note *audio_;
+
+
+ static int const c0_pitch_ = 60;
+ Byte dynamic_byte_;
};
-struct Midi_header : Midi_chunk {
- /* *************** */
- Midi_header( int format_i, int tracks_i, int clocks_per_4_i );
- NAME_MEMBERS();
+class Midi_note_off : public Midi_note
+{
+public:
+ Midi_note_off (Midi_note *);
+ DECLARE_CLASSNAME(Midi_note_off);
+
+ virtual string to_string () const;
+
+ Midi_note *on_;
+ Byte aftertouch_byte_;
};
-struct Midi_text : Midi_item {
-
- enum Type {
- TEXT = 1, COPYRIGHT, TRACK_NAME, INSTRUMENT_NAME, LYRIC,
- MARKER, CUE_POINT
+class Midi_text : public Midi_item
+{
+public:
+ enum Type
+ {
+ TEXT = 1, COPYRIGHT, TRACK_NAME, INSTRUMENT_NAME, LYRIC,
+ MARKER, CUE_POINT
};
- Midi_text( Midi_text::Type type, String text_str );
- NAME_MEMBERS();
- virtual String str() const;
- /* *************** */
- Type type_;
- String text_str_;
-
-};
+ DECLARE_CLASSNAME(Midi_text);
-struct Midi_tempo : Midi_item {
- Midi_tempo( int per_minute_4_i );
- NAME_MEMBERS();
+ Midi_text (Audio_text *);
- virtual String str() const;
- /* *************** */
+ virtual string to_string () const;
- int per_minute_4_i_;
+ Audio_text *audio_;
};
-struct Midi_time : Midi_item {
+class Midi_dynamic : public Midi_channel_item
+{
+public:
+ Midi_dynamic (Audio_dynamic *);
+ DECLARE_CLASSNAME(Midi_dynamic);
+
+ virtual string to_string () const;
+
+ Audio_dynamic *audio_;
+};
- Midi_time( int num_i, int den_i, int clocks_per_1_i );
- NAME_MEMBERS();
+class Midi_piano_pedal : public Midi_channel_item
+{
+public:
+ Midi_piano_pedal (Audio_piano_pedal *);
+ DECLARE_CLASSNAME(Midi_piano_pedal);
- virtual String str() const;
+ virtual string to_string () const;
- /* *************** */
- int num_i_;
- int den_i_;
- int clocks_per_1_i_;
+ Audio_piano_pedal *audio_;
};
-struct Midi_track : Midi_chunk {
- int number_i_;
- /* *************** */
- Midi_track( );
- NAME_MEMBERS();
+class Midi_tempo : public Midi_item
+{
+public:
+ Midi_tempo (Audio_tempo *);
+ DECLARE_CLASSNAME(Midi_tempo);
+
+ virtual string to_string () const;
- void add( int delta_time_i, String event );
-// void add( Moment delta_time_moment, Midi_item& mitem_r );
- void add( Moment delta_time_moment, Midi_item* mitem_l );
+ Audio_tempo *audio_;
};
-#endif // MIDI_ITEM_HH //
+
+#endif // MIDI_ITEM_HH
projects / lilypond.git / blobdiff