lily/swallow-perf.cc

   1 /*
   2   swallow-perf.cc -- implement Swallow_performer
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c)  1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8
   9 #include "performer.hh"
  10
  11 class Swallow_performer : public Performer
  12 {
  13 public:
  14   TRANSLATOR_DECLARATIONS(Swallow_performer);
  15 protected:
  16   virtual bool try_music (Music*);
  17 };
  18
  19 bool
  20 Swallow_performer::try_music (Music *m)
  21 {
  22   if (m->is_mus_type ("busy-playing-event")
  23       || m->is_mus_type ("melisma-playing-event"))
  24     return false;
  25   else
  26     return true;
  27 }
  28
  29 Swallow_performer::Swallow_performer()
  30 {}
  31
  32 ENTER_DESCRIPTION(Swallow_performer,
  33 /* descr */       "",
  34 /* creats*/       "",
  35 /* accepts */     "general-music",
  36 /* acks  */      "",
  37 /* reads */       "",
  38 /* write */       "");