(process_acknowledged_grobs): don't

[lilypond.git] / lily / key-performer.cc

diff --git a/lily/key-performer.cc b/lily/key-performer.cc
index e96c713ca2dc5cfc8a0f67972747f6a2bf8d108b..9443d33eff0cf2d580cd36a7d413a9bd6c227a63 100644 (file)
--- a/lily/key-performer.cc
+++ b/lily/key-performer.cc
@@ -18,13 +18,13 @@ public:
   ~Key_performer ();
 
 protected:
-  virtual bool try_music (Music* ev);
+  virtual bool try_music (Music *ev);
   virtual void create_audio_elements ();
   virtual void stop_translation_timestep ();
 
 private:
-  Event* key_ev_;
-  Audio_key* audio_;
+  Event *key_ev_;
+  Audio_key *audio_;
 };
 
 Key_performer::Key_performer ()
@@ -40,29 +40,35 @@ Key_performer::~Key_performer ()
 void
 Key_performer::create_audio_elements ()
 {
-  if (key_ev_) 
+  if (key_ev_)
     {
       SCM pitchlist = key_ev_->get_property ("pitch-alist");
       SCM proc = ly_lily_module_constant ("alterations-in-key");
-      
+
       SCM acc = scm_call_1 (proc, pitchlist);
-      
-      Pitch key_do (0, 
+
+      Pitch key_do (0,
                    scm_to_int (scm_caar (pitchlist)),
                    scm_to_int (scm_cdar (pitchlist)));
 
       Pitch c_do (0, 0, 0);
-                 
+
       SCM c_pitchlist
        = ly_transpose_key_alist (pitchlist,
                                  pitch_interval (key_do, c_do).smobbed_copy ());
 
       /* MIDI keys are too limited for lilypond scales.
         We check for minor scale and assume major otherwise.  */
-      SCM minor = scm_c_eval_string ("minor");
-      audio_ = new Audio_key (scm_to_int (acc),
-                             SCM_BOOL_T != scm_equal_p (minor, c_pitchlist));
 
+      SCM third = scm_assoc (scm_from_int (2),
+                            c_pitchlist);
+      bool minor = (scm_is_pair (third)
+                   && scm_is_integer (scm_cdr (third))
+                   && scm_to_int (scm_cdr (third)) == FLAT);
+      
+      audio_ = new Audio_key (scm_to_int (acc),
+                             !minor);
+                   
       Audio_element_info info (audio_, key_ev_);
       announce_element (info);
       key_ev_ = 0;
@@ -80,14 +86,15 @@ Key_performer::stop_translation_timestep ()
 }
 
 bool
-Key_performer::try_music (Music* ev)
+Key_performer::try_music (Music *ev)
 {
-  if (Event *kc = dynamic_cast <Event *> (ev))
+  if (Event *kc = dynamic_cast<Event *> (ev))
     {
-      if (key_ev_)
-       warning (_ ("FIXME: key change merge"));
-
-      key_ev_ = kc;
+      if (!key_ev_)
+       {
+         key_ev_ = kc;
+       }
+      
       return true;
     }
 
@@ -95,6 +102,6 @@ Key_performer::try_music (Music* ev)
 }
 
 ADD_TRANSLATOR (Key_performer,
-                 "", "",
-                 "key-change-event",
-                 "", "", "");
+               "", "",
+               "key-change-event",
+               "", "", "");