X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Faudio-item.hh;h=8c41d18a526c19198687a73d6b63f8374615b1e1;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=f2f73efacf5d8a646f0524bb6a9f3d5159511b13;hpb=c659cb200486c2f908703696a1b2873e78c8160a;p=lilypond.git

diff --git a/lily/include/audio-item.hh b/lily/include/audio-item.hh
index f2f73efacf..8c41d18a52 100644
--- a/lily/include/audio-item.hh
+++ b/lily/include/audio-item.hh
@@ -1,8 +1,21 @@
 /*
-  audio-item.hh -- declare Audio_items
+  This file is part of LilyPond, the GNU music typesetter.
 
-  (c) 1996--2004 Jan Nieuwenhuizen <janneke@gnu.org>
- */
+  Copyright (C) 1996--2015 Jan Nieuwenhuizen <janneke@gnu.org>
+
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
+*/
 
 #ifndef AUDIO_ITEM_HH
 #define AUDIO_ITEM_HH
@@ -11,28 +24,42 @@
 #include "moment.hh"
 #include "pitch.hh"
 
-/**
-   
-  Any piece of audio information.  We need virtual constructors, let's
-  try decentralised factory for specific audio implemenations.
- */
 class Audio_item : public Audio_element
 {
 public:
+  Audio_column *audio_column_;
+  int channel_;
+
   Audio_item ();
-  Audio_column* audio_column_;
-  
+  Audio_column *get_column () const;
+
+  virtual void render ();
+
 private:
-  Audio_item (Audio_item const&);
-  Audio_item& operator= ( Audio_item const&);
+  Audio_item (Audio_item const &);
+  Audio_item &operator = (Audio_item const &);
 };
 
 class Audio_dynamic : public Audio_item
 {
 public:
-  Audio_dynamic (Real volume);
+  Audio_dynamic ();
 
   Real volume_;
+  bool silent_;
+};
+
+class Audio_span_dynamic : public Audio_element
+{
+public:
+  Direction grow_dir_;
+  vector<Audio_dynamic *> dynamics_;
+  Real min_volume_;
+  Real max_volume_;
+
+  virtual void render ();
+  void add_absolute (Audio_dynamic *);
+  Audio_span_dynamic (Real min_volume, Real max_volume);
 };
 
 class Audio_key : public Audio_item
@@ -47,51 +74,57 @@ public:
 class Audio_instrument : public Audio_item
 {
 public:
-  Audio_instrument (String instrument_string);
+  Audio_instrument (string instrument_string);
 
-  String str_;
+  string str_;
 };
-                                      
+
 class Audio_note : public Audio_item
 {
-public:  
-  Audio_note (Pitch p, Moment m, int transposing_i = 0);
+public:
+  Audio_note (Pitch p, Moment m, bool tie_event, Pitch transposition, int velocity);
 
-  void tie_to (Audio_note*);
+  // with tieWaitForNote, there might be a skip between the tied notes!
+  void tie_to (Audio_note *, Moment skip = 0);
+  Audio_note *tie_head ();
+  virtual string to_string () const;
 
   Pitch pitch_;
   Moment length_mom_;
-  Moment delayed_mom_;
-  Moment delayed_until_mom_;
-  int transposing_;
-  Audio_note* tied_;
+  Pitch transposing_;
+  Audio_dynamic *dynamic_;
+  int extra_velocity_;
+
+  Audio_note *tied_;
+  bool tie_event_;
 };
 
 class Audio_piano_pedal : public Audio_item
 {
 public:
-  String type_string_;
+  string type_string_;
   Direction dir_;
 };
 
 class Audio_text : public Audio_item
 {
 public:
-  enum Type { 
-    TEXT = 1, COPYRIGHT, TRACK_NAME, INSTRUMENT_NAME, LYRIC, 
+  enum Type
+  {
+    TEXT = 1, COPYRIGHT, TRACK_NAME, INSTRUMENT_NAME, LYRIC,
     MARKER, CUE_POINT
   };
-  
-  Audio_text (Audio_text::Type type, String text_string);
+
+  Audio_text (Audio_text::Type type, const string &text_string);
 
   Type type_;
-  String text_string_;
+  string text_string_;
 };
 
 class Audio_tempo : public Audio_item
 {
 public:
-  Audio_tempo (int per_minute_4_i);
+  Audio_tempo (int per_minute_4);
 
   int per_minute_4_;
 };
@@ -105,5 +138,41 @@ public:
   int one_beat_;
 };
 
+class Audio_control_function_value_change : public Audio_item
+{
+public:
+  // Supported control functions.
+  enum Control
+  {
+    BALANCE = 0, PAN_POSITION, EXPRESSION, REVERB_LEVEL, CHORUS_LEVEL,
+    // pseudo value for representing the size of the enum; must be kept last
+    NUM_CONTROLS
+  };
+
+  Audio_control_function_value_change (Control control, Real value);
+
+  // Information about a context property corresponding to a control function
+  // (name, the corresponding enumeration value, and the allowed range for the
+  // value of the context property).
+  struct Context_property
+  {
+    const char *name_;
+    Control control_;
+    Real range_min_;
+    Real range_max_;
+  };
+
+  // Mapping from supported control functions to the corresponding context
+  // properties.
+  static const Context_property context_properties_[];
+
+  Control control_;
+  Real value_;
+};
+
+int moment_to_ticks (Moment);
+Real moment_to_real (Moment);
+Moment remap_grace_duration (Moment);
+
 #endif // AUDIO_ITEM_HH