lily/include/audio-item.hh

   1 /*
   2   This file is part of LilyPond, the GNU music typesetter.
   3
   4   Copyright (C) 1996--2010 Jan Nieuwenhuizen <janneke@gnu.org>
   5
   6   LilyPond is free software: you can redistribute it and/or modify
   7   it under the terms of the GNU General Public License as published by
   8   the Free Software Foundation, either version 3 of the License, or
   9   (at your option) any later version.
  10
  11   LilyPond is distributed in the hope that it will be useful,
  12   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14   GNU General Public License for more details.
  15
  16   You should have received a copy of the GNU General Public License
  17   along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #ifndef AUDIO_ITEM_HH
  21 #define AUDIO_ITEM_HH
  22
  23 #include "audio-element.hh"
  24 #include "moment.hh"
  25 #include "pitch.hh"
  26
  27 class Audio_item : public Audio_element
  28 {
  29 public:
  30   Audio_item ();
  31   Audio_column *audio_column_;
  32   Audio_column *get_column () const;
  33
  34   virtual void render ();
  35
  36 private:
  37   Audio_item (Audio_item const &);
  38   Audio_item &operator = (Audio_item const &);
  39 };
  40
  41 class Audio_dynamic : public Audio_item
  42 {
  43 public:
  44   Audio_dynamic ();
  45
  46   Real volume_;
  47 };
  48
  49 class Audio_span_dynamic : public Audio_element
  50 {
  51 public:
  52   Direction grow_dir_;
  53   vector<Audio_dynamic*> dynamics_;
  54
  55
  56   virtual void render ();
  57   void add_absolute (Audio_dynamic*);
  58   Audio_span_dynamic ();
  59 };
  60
  61
  62 class Audio_key : public Audio_item
  63 {
  64 public:
  65   Audio_key (int acc, bool major);
  66
  67   int accidentals_;
  68   bool major_;
  69 };
  70
  71 class Audio_instrument : public Audio_item
  72 {
  73 public:
  74   Audio_instrument (string instrument_string);
  75
  76   string str_;
  77 };
  78
  79 class Audio_note : public Audio_item
  80 {
  81 public:
  82   Audio_note (Pitch p, Moment m, bool tie_event, Pitch transposition);
  83
  84   // with tieWaitForNote, there might be a skip between the tied notes!
  85   void tie_to (Audio_note *, Moment skip = 0);
  86
  87   Pitch pitch_;
  88   Moment length_mom_;
  89   Pitch transposing_;
  90
  91   Audio_note *tied_;
  92   bool tie_event_;
  93 };
  94
  95 class Audio_piano_pedal : public Audio_item
  96 {
  97 public:
  98   string type_string_;
  99   Direction dir_;
 100 };
 101
 102 class Audio_text : public Audio_item
 103 {
 104 public:
 105   enum Type
 106     {
 107       TEXT = 1, COPYRIGHT, TRACK_NAME, INSTRUMENT_NAME, LYRIC,
 108       MARKER, CUE_POINT
 109     };
 110
 111   Audio_text (Audio_text::Type type, string text_string);
 112
 113   Type type_;
 114   string text_string_;
 115 };
 116
 117 class Audio_tempo : public Audio_item
 118 {
 119 public:
 120   Audio_tempo (int per_minute_4);
 121
 122   int per_minute_4_;
 123 };
 124
 125 class Audio_time_signature : public Audio_item
 126 {
 127 public:
 128   Audio_time_signature (int beats, int one_beat);
 129
 130   int beats_;
 131   int one_beat_;
 132 };
 133
 134 int moment_to_ticks (Moment);
 135 Real moment_to_real (Moment);
 136 Moment remap_grace_duration (Moment);
 137
 138 #endif // AUDIO_ITEM_HH
 139