* lily/main.cc (setup_guile_env): new function. Set GC min_yields

[lilypond.git] / lily / mark-engraver.cc

diff --git a/lily/mark-engraver.cc b/lily/mark-engraver.cc
index bf537dfbdf56259ee6a7163e90e1890169d48160..6ece619883e79ee50763dfc5f88909023cd76253 100644 (file)
--- a/lily/mark-engraver.cc
+++ b/lily/mark-engraver.cc
@@ -3,23 +3,22 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1998--2004 Jan Nieuwenhuizen <janneke@gnu.org>
+  (c) 1998--2005 Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
-#include <ctype.h>
+#include <cctype>
 
 #include "bar-line.hh"
 #include "context.hh"
 #include "engraver-group-engraver.hh"
-#include "engraver.hh"
 #include "item.hh"
 #include "warn.hh"
-#include "text-item.hh"
+#include "text-interface.hh"
 
 /**
-  put stuff over or next to  bars.  Examples: bar numbers, marginal notes,
-  rehearsal marks.
- */
+   put stuff over or next to  bars.  Examples: bar numbers, marginal notes,
+   rehearsal marks.
+*/
 class Mark_engraver : public Engraver
 {
 public:
@@ -27,74 +26,65 @@ public:
 protected:
   Item *text_;
 protected:
-  virtual void stop_translation_timestep ();
-  virtual void acknowledge_grob (Grob_info);
-  void create_items (Music*);
+  void stop_translation_timestep ();
+  DECLARE_ACKNOWLEDGER(bar_line);
+  void create_items (Music *);
   virtual bool try_music (Music *ev);
-  virtual void process_music ();
-  
+  void process_music ();
+
 private:
-  Music * mark_ev_;
+  Music *mark_ev_;
 };
 
-
-
-
-
 Mark_engraver::Mark_engraver ()
 {
-  text_ =0;
+  text_ = 0;
   mark_ev_ = 0;
 }
 
 void
-Mark_engraver::acknowledge_grob (Grob_info inf)
+Mark_engraver::acknowledge_bar_line (Grob_info inf)
 {
-  Grob * s = inf.grob_;
-  if (text_ && Bar_line::has_interface (s))
+  Grob *s = inf.grob ();
+  if (text_)
     {
       /*
-      TODO: make this configurable. RehearsalMark cannot be
-      break-aligned, since the width of the object should not be taken
-      into alignment considerations.
+       TODO: make this configurable. RehearsalMark cannot be
+       break-aligned, since the width of the object should not be taken
+       into alignment considerations.
       */
       text_->set_parent (s, X_AXIS);
     }
 }
 
-void 
+void
 Mark_engraver::stop_translation_timestep ()
 {
   if (text_)
     {
       SCM lst = get_property ("stavesFound");
-      text_->set_property ("side-support-elements" , lst);
-      typeset_grob (text_);
-      text_ =0;
+      text_->set_object ("side-support-elements", lst);
+      text_ = 0;
     }
   mark_ev_ = 0;
 }
 
-
 void
 Mark_engraver::create_items (Music *ev)
 {
   if (text_)
     return;
 
-  text_ = make_item ("RehearsalMark");
-  announce_grob (text_, ev->self_scm ());
+  text_ = make_item ("RehearsalMark", ev->self_scm ());
 }
 
-
 bool
-Mark_engraver::try_music (Music* r)
+Mark_engraver::try_music (Music *r)
 {
   mark_ev_ = r;
   return true;
 }
 
-
 /*
   TODO: make the increment function in Scheme.
 */
@@ -107,49 +97,50 @@ Mark_engraver::process_music ()
 
       /*
        automatic marks.
-       */
+      */
 
-      
       SCM m = mark_ev_->get_property ("label");
       SCM proc = get_property ("markFormatter");
-      if (!Text_item::markup_p (m) &&
-         ly_procedure_p (proc))
+      if (!Text_interface::markup_p (m)
+         && ly_is_procedure (proc))
        {
-         if (!ly_number_p (m)) 
-           m =  get_property ("rehearsalMark");
+         if (!scm_is_number (m))
+           m = get_property ("rehearsalMark");
 
          if (scm_integer_p (m) == SCM_BOOL_T
              && scm_exact_p (m) == SCM_BOOL_T)
            {
-             int mark_count = ly_scm2int (m);
-             mark_count ++;
-             daddy_context_->set_property ("rehearsalMark",
-                                           scm_int2num (mark_count));
+             int mark_count = scm_to_int (m);
+             mark_count++;
+             context ()->set_property ("rehearsalMark",
+                                       scm_from_int (mark_count));
            }
 
-         if (ly_number_p (m))
-           m = scm_call_2 (proc, m, daddy_context_->self_scm ());
+         if (scm_is_number (m))
+           m = scm_call_2 (proc, m, context ()->self_scm ());
          else
-           warning ("rehearsalMark does not have integer value.");
+           /* FIXME: constant error message.  */
+           warning (_ ("rehearsalMark must have integer value"));
        }
 
-      if (Text_item::markup_p (m))
+      if (Text_interface::markup_p (m))
        text_->set_property ("text", m);
       else
-       warning ("Mark label should be markup object.");
+       warning (_ ("mark label must be a markup object"));
     }
 }
 
-ENTER_DESCRIPTION (Mark_engraver,
-/* descr */       "This engraver will create RehearsalMark objects. "
-                  "It puts them on top of all staves (which is taken from "
-                  "the property @code{stavesFound}). If moving this engraver "
-                  "to a different context, "
-                  "@ref{Staff_collecting_engraver} must move along, otherwise all marks"
-                  "end up on the same Y-location"
-                  ,
-/* creats*/       "RehearsalMark",
-/* accepts */     "mark-event",
-/* acks  */       "bar-line-interface",
-/* reads */       "rehearsalMark markFormatter stavesFound",
-/* write */       "");
+#include "translator.icc"
+
+ADD_ACKNOWLEDGER(Mark_engraver,bar_line);
+ADD_TRANSLATOR (Mark_engraver,
+               /* descr */ "This engraver will create RehearsalMark objects. "
+               "It puts them on top of all staves (which is taken from "
+               "the property @code{stavesFound}). If moving this engraver "
+               "to a different context, "
+               "@ref{Staff_collecting_engraver} must move along, otherwise all marks"
+               "end up on the same Y-location",
+               /* creats*/ "RehearsalMark",
+               /* accepts */ "mark-event",
+               /* reads */ "rehearsalMark markFormatter stavesFound",
+               /* write */ "");