lily/include/property-iterator.hh

   1 /*
   2   property-iterator.hh -- declare Property_iterator
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c)  1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8
   9
  10 #ifndef PROPERTY_ITERATOR_HH
  11 #define PROPERTY_ITERATOR_HH
  12
  13 #include "simple-music-iterator.hh"
  14
  15
  16
  17
  18 /**
  19   Iterate a property.
  20  */
  21 class Property_iterator : public Simple_music_iterator
  22 {
  23 public:
  24   VIRTUAL_COPY_CONS (Music_iterator);
  25   static SCM constructor_cxx_function;
  26   /* construction */
  27 protected:
  28   virtual void process (Moment);
  29 };
  30
  31
  32
  33
  34 /**
  35   Iterate a property.
  36  */
  37 class Property_unset_iterator : public Simple_music_iterator
  38 {
  39 public:
  40   VIRTUAL_COPY_CONS (Music_iterator);
  41   static SCM constructor_cxx_function;
  42   /* construction */
  43 protected:
  44   virtual void process (Moment);
  45 };
  46
  47 class Push_property_iterator : public Simple_music_iterator
  48 {
  49 public:
  50   VIRTUAL_COPY_CONS (Music_iterator);
  51   static SCM constructor_cxx_function;
  52 protected:
  53   /* construction */
  54   virtual void process (Moment);
  55 };
  56
  57 class Pop_property_iterator : public Simple_music_iterator
  58 {
  59 public:
  60   static SCM constructor_cxx_function;
  61   VIRTUAL_COPY_CONS (Music_iterator);
  62 protected:
  63   /* construction */
  64   virtual void process (Moment);
  65 };
  66
  67
  68 #endif // PROPERTY_ITERATOR_HH