lily/include/audio-item.hh

   1 /*
   2   audio-item.hh -- declare Audio_items
   3
   4   (c) 1996,  1997--2000 Jan Nieuwenhuizen <janneke@gnu.org>
   5  */
   6
   7 #ifndef AUDIO_ITEM_HH
   8 #define AUDIO_ITEM_HH
   9
  10  #include <typeinfo>
  11 #include "lily-proto.hh"
  12 #include "string.hh"
  13 #include "audio-element.hh"
  14 #include "key-def.hh"
  15 #include "musical-pitch.hh"
  16 #include "moment.hh"
  17 #include "drul-array.hh"
  18
  19 /**
  20   Any piece of audio information.
  21   We need virtual conclassors,
  22   let's try decentralised factory for specific audio implemenations.
  23
  24  */
  25 class Audio_item : public Audio_element
  26 {
  27 public:
  28   Audio_item ();
  29
  30   Audio_column* audio_column_l_;
  31
  32 protected:
  33   virtual void do_print () const;
  34
  35 private:
  36   Audio_item (Audio_item const&);
  37   Audio_item& operator=( Audio_item const&);
  38 };
  39
  40 class Audio_dynamic : public Audio_item
  41 {
  42 public:
  43   Audio_dynamic (int volume);
  44
  45   int volume_i_;
  46 };
  47
  48 class Audio_key : public Audio_item
  49 {
  50 public:
  51   Audio_key (Key_def const& key);
  52
  53   Key_def key_;
  54 };
  55
  56 class Audio_instrument : public Audio_item
  57 {
  58 public:
  59   Audio_instrument (String instrument_str);
  60
  61   String str_;
  62 };
  63
  64 class Audio_note : public Audio_item
  65 {
  66 public:
  67   Audio_note (Musical_pitch p, Moment m, int transposing_i = 0);
  68
  69   void tie_to (Audio_note*);
  70
  71   Musical_pitch pitch_;
  72   Moment length_mom_;
  73   Moment delayed_mom_;
  74   Moment delayed_until_mom_;
  75   int transposing_i_;
  76   Audio_note* tied_;
  77 };
  78
  79 class Audio_text : public Audio_item
  80 {
  81 public:
  82   enum Type {
  83     TEXT = 1, COPYRIGHT, TRACK_NAME, INSTRUMENT_NAME, LYRIC,
  84     MARKER, CUE_POINT
  85   };
  86
  87   Audio_text (Audio_text::Type type, String text_str);
  88
  89   Type type_;
  90   String text_str_;
  91 };
  92
  93 class Audio_tempo : public Audio_item
  94 {
  95 public:
  96   Audio_tempo (int per_minute_4_i);
  97
  98   int per_minute_4_i_;
  99 };
 100
 101 class Audio_tie : public Audio_item
 102 {
 103 public:
 104   Audio_tie ();
 105   void set_note (Direction, Audio_note*);
 106   Drul_array<Audio_note*> note_l_drul_;
 107 };
 108
 109 class Audio_time_signature : public Audio_item
 110 {
 111 public:
 112   Audio_time_signature (int beats, int one_beat);
 113
 114   int beats_i_;
 115   int one_beat_i_;
 116 };
 117
 118 #endif // AUDIO_ITEM_HH
 119