-//
-// midiitem.hh -- part of GNU LilyPond
-//
-// copyright 1997 Jan Nieuwenhuizen <jan@digicash.com>
+/*
+ midi-item.hh -- declare Midi items
+
+ (c) 1997--1998 Jan Nieuwenhuizen <janneke@gnu.org>
+ */
#ifndef MIDI_ITEM_HH
#define MIDI_ITEM_HH
+
#include "string.hh"
#include "lily-proto.hh"
+#include "proto.hh"
+#include "plist.hh"
+#include "virtual-methods.hh"
+#include "moment.hh"
+
+/**
+ Any piece of midi information.
+ Maybe use base classes for RIFF files?
+ */
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();
+
+ Midi_item (Audio_item* audio_item_l);
+ virtual ~Midi_item ();
+ static String i2varint_str (int i);
+ virtual String str () const = 0;
+
+ Audio_item* audio_item_l_;
+ int channel_i_;
+
+private:
+ Midi_item (Midi_item const&);
+ Midi_item& operator = ( Midi_item const&);
};
-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_;
+/**
+ timed MIDI event
+ */
+struct Midi_event
+{
+ Midi_event (Moment delta_mom, Midi_item* mitem_l);
+ ~Midi_event ();
+ Moment delta_mom_;
+ Midi_item* mitem_p_;
+ String str () const;
};
-struct Midi_note : public Midi_item {
- /**
- Generate a note-event on a channel pitch.
-
- @param #melreq_l# is the pitch.
- */
- Midi_note( Melodic_req* melreq_l, int channel_i, bool on_b );
- NAME_MEMBERS();
- virtual String str() const;
-
- /* *************** */
- int const c0_pitch_i_c_ = 60;
- Byte dynamic_byte_;
-
- int channel_i_;
- int on_b_;
- int pitch_i_;
+/**
+ variable sized MIDI data
+ */
+struct Midi_chunk : Midi_item {
+
+ Midi_chunk ();
+
+ void set (String header_str, String data_str, String footer_str);
+ virtual String str () const;
+ virtual String data_str () const;
+
+private:
+ String data_str_;
+ String footer_str_;
+ String header_str_;
};
struct Midi_duration : public Midi_item {
- Midi_duration( Real seconds_f );
+
+ Midi_duration (Real seconds_f);
- virtual String str() const;
- NAME_MEMBERS();
- /* *************** */
- Real seconds_f_;
+ virtual String str () const;
+ Real seconds_f_;
};
-struct Midi_chunk : Midi_item {
- Midi_chunk();
+struct Midi_header : 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_;
+ Midi_header (int format_i, int tracks_i, int clocks_per_4_i);
};
-struct Midi_header : Midi_chunk {
- /* *************** */
- Midi_header( int format_i, int tracks_i, int clocks_per_4_i );
- NAME_MEMBERS();
+/**
+ Change instrument event
+ */
+struct Midi_instrument : public Midi_item {
+
+ Midi_instrument (int channel_i, String instrument_str);
+
+ virtual String str () const;
+ String instrument_str_;
};
+
-struct Midi_text : Midi_item {
-
- 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_;
-
+struct Midi_key : public Midi_item {
+
+ Midi_key (Audio_item* audio_item_l);
+
+ virtual String str () const;
};
-struct Midi_tempo : Midi_item {
- Midi_tempo( int per_minute_4_i );
- NAME_MEMBERS();
+struct Midi_time_signature : Midi_item {
- virtual String str() const;
- /* *************** */
+
+ Midi_time_signature (Audio_item* audio_item_l);
+
+ virtual String str () const;
+ int clocks_per_1_i_;
+};
+
+/**
+ Turn a note on (blond).
+ */
+struct Midi_note : public Midi_item {
+
+ Midi_note (Audio_item* audio_item_l);
- int per_minute_4_i_;
+ Moment duration () const;
+ int pitch_i () const;
+ virtual String str () const;
+
+ static int const c0_pitch_i_c_ = 60;
+ Byte dynamic_byte_;
};
-struct Midi_time : Midi_item {
+/**
+ Turn a note off (dark).
+ */
+struct Midi_note_off : public Midi_item {
+
+ Midi_note_off (Midi_note*);
- Midi_time( int num_i, int den_i, int clocks_per_1_i );
- NAME_MEMBERS();
+ int pitch_i () const;
+ virtual String str () const;
- virtual String str() const;
+ Byte aftertouch_byte_;
+};
- /* *************** */
- int num_i_;
- int den_i_;
- int clocks_per_1_i_;
+struct Midi_text : Midi_item {
+
+
+ enum Type {
+ TEXT = 1, COPYRIGHT, TRACK_NAME, INSTRUMENT_NAME, LYRIC,
+ MARKER, CUE_POINT
+ };
+ Midi_text (Midi_text::Type type, String text_str);
+ Midi_text (Audio_item* audio_item_l);
+
+ virtual String str () const;
+
+ Type type_;
+ String text_str_;
};
-struct Midi_track : Midi_chunk {
- int number_i_;
- /* *************** */
- Midi_track( );
- NAME_MEMBERS();
-
- 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 );
+struct Midi_tempo : Midi_item {
+
+ Midi_tempo (int per_minute_4_i);
+ Midi_tempo (Audio_item* audio_item_l);
+
+ virtual String str () const;
+
+ int per_minute_4_i_;
};
-#endif // MIDI_ITEM_HH //
+struct Midi_track : Midi_chunk {
+
+ int number_i_;
+ Pointer_list<Midi_event*> event_p_list_;
+
+ Midi_track ();
+ ~Midi_track ();
+
+ void add (Moment delta_time_mom, Midi_item* mitem_l);
+ virtual String data_str () const;
+
+private:
+ // copy trap
+ Midi_track (Midi_track const&);
+};
+#endif // MIDI_ITEM_HH
projects / lilypond.git / blobdiff