*** empty log message ***

[lilypond.git] / lily / include / translator.hh

diff --git a/lily/include/translator.hh b/lily/include/translator.hh
index bcfc75b91fc4b54154eccd2d8b560848daf350ef..90b903eb16ec0b9e1b25a31b357c5428336d0032 100644 (file)
--- a/lily/include/translator.hh
+++ b/lily/include/translator.hh
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c)  1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
 
@@ -14,17 +14,18 @@
 #include "string.hh"
 #include "lily-proto.hh"
 #include "virtual-methods.hh"
-#include "lily-guile.hh"
 #include "input.hh"
 #include "smobs.hh"
 
-#define get_property(x) internal_get_property(ly_symbol2scm(x))
-
+/* copied from lily-guile.hh */
+#ifndef get_property
+#define get_property(x) internal_get_property (ly_symbol2scm (x))
+#endif
 
 #define TRANSLATOR_DECLARATIONS(NAME)                  \
 public:                                                        \
-  NAME();\
-  VIRTUAL_COPY_CONS (Translator);                              \
+  NAME ();                                             \
+  VIRTUAL_COPY_CONSTRUCTOR (Translator, NAME);         \
   static SCM static_description_;                      \
   virtual SCM static_translator_description () const;  \
   virtual SCM translator_description () const;
@@ -35,56 +36,43 @@ public:                                                     \
 class Translator
 {
   void init ();
-public:
-  Music_output_def * output_def_;
-  String type_string_;
-  
-  bool is_alias_b (String) const;
-    
 
-  Translator (Translator const &);
+protected:
+  bool must_be_last_;
 
+public:
+  bool must_be_last () const;
+  
+  Context * context () const { return daddy_context_; }
   
-  Translator_group * daddy_trans_ ;
-  void removal_processing ();
-  /**
-    ask daddy for a feature
-    */
-  Music_output_def *get_output_def () const;
+  Translator (Translator const &);
 
   SCM internal_get_property (SCM symbol) const;
   
+  virtual Output_def *get_output_def () const;
+  virtual Translator_group* get_daddy_translator ()const;
   virtual Moment now_mom () const;  
-
-  /*
-    ugh: bubbled up from Translator_group. 
-   */
-  SCM simple_trans_list_;
-  SCM trans_group_list_;
-  SCM definition_;
-  
-  SCM properties_scm_;
-  DECLARE_SMOBS (Translator, dummy);
-
-public:
-  TRANSLATOR_DECLARATIONS(Translator);
-    /**
-    try to fit the request in this engraver
-
-    @return
-    false: not noted,  not taken.
-
-    true: request swallowed. Don't try to put the request elsewhere.
-
-    */
   virtual bool try_music (Music *req);
   virtual void stop_translation_timestep ();
   virtual void start_translation_timestep ();
-  virtual void do_announces () ;
   virtual void initialize () ;
+  virtual void process_music ();
+  virtual void do_announces ();
   virtual void finalize ();
-};
+  
+  Score_context * get_score_context () const;
+  Global_context * get_global_context () const;
 
+  
+  TRANSLATOR_DECLARATIONS(Translator);
+  DECLARE_SMOBS (Translator, dummy);
+protected:                     // should be private.
+  Context * daddy_context_ ;
+  virtual void derived_mark () const;
+  
+  friend class Context_def;
+  friend class Context;
+};
 
 /**
   A macro to automate administration of translators.
@@ -95,7 +83,6 @@ static void  _ ## T ## _adder () {\
       T *t = new T;\
       T::static_description_ = t->static_translator_description ();\
       scm_permanent_object (T::static_description_);\
-      t->type_string_ = classname (t);\
       add_translator (t);\
 }\
 SCM T::translator_description() const\
@@ -107,28 +94,30 @@ ADD_GLOBAL_CTOR (_ ## T ## _adder);
 
 
 
-#define ENTER_DESCRIPTION(classname,desc,grobs,acked,read,write)                                               \
+#define ADD_TRANSLATOR(classname,desc,grobs,accepted,acked,read,write)                                         \
 ADD_THIS_TRANSLATOR (classname);\
 SCM                                                                                            \
 classname::static_translator_description () const \
 {                                                                                              \
-  SCM  static_properties= SCM_EOL;                                                             \
-  /*  static_properties= acons (name ,gh_str02scm (Translator::name (self_scm ())),            \
+  SCM  static_properties = SCM_EOL;                                                            \
+  /*  static_properties = acons (name ,gh_str02scm (Translator::name (self_scm ())),           \
                              static_properties_);                                              \
   */                                                                                           \
-  static_properties= scm_acons (ly_symbol2scm ("grobs-created"),                               \
+  static_properties = scm_acons (ly_symbol2scm ("grobs-created"),                              \
                              parse_symbol_list (grobs), static_properties);    \
                                                                                                \
-  static_properties= scm_acons (ly_symbol2scm ("description"),                                 \
-                             ly_str02scm (desc), static_properties);                           \
+  static_properties = scm_acons (ly_symbol2scm ("description"),                                        \
+                             scm_makfrom0str (desc), static_properties);                               \
                                                                                                \
-  static_properties= scm_acons (ly_symbol2scm ("interfaces-acked"),                            \
+  static_properties = scm_acons (ly_symbol2scm ("interfaces-acked"),                           \
                              parse_symbol_list (acked), static_properties);                    \
+  static_properties = scm_acons (ly_symbol2scm ("events-accepted"),                            \
+                             parse_symbol_list (accepted), static_properties);                 \
                                                                                                \
-  static_properties= scm_acons (ly_symbol2scm ("properties-read"),                             \
+  static_properties = scm_acons (ly_symbol2scm ("properties-read"),                            \
                              parse_symbol_list (read), static_properties);                     \
                                                                                                \
-  static_properties= scm_acons (ly_symbol2scm ("properties-written"),                          \
+  static_properties = scm_acons (ly_symbol2scm ("properties-written"),                         \
                                parse_symbol_list (write), static_properties);                  \
                                                                                                \
   return static_properties;                                                                    \
@@ -136,9 +125,8 @@ classname::static_translator_description () const \
 
 
 
-extern Dictionary<Translator*> *global_translator_dict;
 void add_translator (Translator*trans);
 
-Translator*get_translator (String s);
+Translator*get_translator (SCM s);
 DECLARE_UNSMOB(Translator,translator);
 #endif // TRANSLATOR_HH