* Documentation/user/changing-defaults.itely (Creating titles):

[lilypond.git] / lily / bar-number-engraver.cc

diff --git a/lily/bar-number-engraver.cc b/lily/bar-number-engraver.cc
index 67c7fc909dd47c620f8a438c06d30fc625681e1c..373cdf4c073214c8e586b2fd365b1b648b58cb4f 100644 (file)
--- a/lily/bar-number-engraver.cc
+++ b/lily/bar-number-engraver.cc
@@ -6,13 +6,9 @@
   (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
-
-#include "lily-guile.hh"
 #include "paper-column.hh"
-#include "paper-def.hh"
+#include "output-def.hh"
 #include "side-position-interface.hh"
-#include "item.hh"
-#include "moment.hh"
 #include "engraver.hh"
 #include "context.hh"
 
@@ -34,7 +30,7 @@ protected:
   virtual void acknowledge_grob (Grob_info);
   virtual void process_music ();
   void create_items ();
-  TRANSLATOR_DECLARATIONS(Bar_number_engraver );
+  TRANSLATOR_DECLARATIONS (Bar_number_engraver );
 };
 
 
@@ -45,22 +41,20 @@ Bar_number_engraver::process_music ()
 
   SCM wb = get_property ("whichBar");
   
-  if (gh_string_p (wb))
+  if (scm_is_string (wb))
     {
-      SCM smp = get_property ("measurePosition");
-      
-      Moment mp = (unsmob_moment (smp)) ? *unsmob_moment (smp) : Moment (0);
+      Moment mp (robust_scm2moment (get_property ("measurePosition"),Moment (0)));
       if (mp.main_part_ == Rational (0))
        {
          SCM bn = get_property ("currentBarNumber");
          SCM proc = get_property ("barNumberVisibility");
-         if (gh_number_p (bn) && gh_procedure_p (proc)
-             && to_boolean(gh_call1(proc, bn)))
+         if (scm_is_number (bn) && ly_c_procedure_p (proc)
+             && to_boolean (scm_call_1(proc, bn)))
            {
              create_items ();
              // guh.
-             text_->set_grob_property
-               ("text", scm_makfrom0str (to_string (gh_scm2int (bn)).to_str0 ()));
+             text_->set_property
+               ("text", scm_makfrom0str (to_string (scm_to_int (bn)).to_str0 ()));
            }
        }
     }
@@ -81,7 +75,7 @@ Bar_number_engraver::acknowledge_grob (Grob_info inf)
   Grob * s = inf.grob_;
   if (text_
       && dynamic_cast<Item*> (s)
-      && s->get_grob_property ("break-align-symbol") == ly_symbol2scm ("left-edge"))
+      && s->get_property ("break-align-symbol") == ly_symbol2scm ("left-edge"))
     {
       /*
        By default this would land on the Paper_column -- so why
@@ -95,8 +89,8 @@ Bar_number_engraver::stop_translation_timestep ()
 {
   if (text_)
     {
-      text_->set_grob_property ("side-support-elements", get_property ("stavesFound"));
-      typeset_grob (text_);
+      text_->set_property ("side-support-elements", get_property ("stavesFound"));
+      
       text_ =0;
     }
 }
@@ -108,15 +102,17 @@ Bar_number_engraver::create_items ()
   if (text_)
     return;
 
-  text_ = make_item ("BarNumber");
+  text_ = make_item ("BarNumber", SCM_EOL);
   Side_position_interface::set_axis (text_,Y_AXIS);
-
-  announce_grob(text_, SCM_EOL);
 }
 
-ENTER_DESCRIPTION(Bar_number_engraver,
+ENTER_DESCRIPTION (Bar_number_engraver,
 /* descr */       "A bar number is created whenever measurePosition is zero. It is\n"
-"put on top of all staves, and appears only at  left side of the staff.",
+                  "put on top of all staves, and appears only at  left side of the staff. "
+                  "The staves are taken from @code{stavesFound}, which is maintained by "
+                  "@code{@ref{Staff_collecting_engraver}}. "
+                  ,
+                  
 /* creats*/       "BarNumber",
 /* accepts */     "",
 /* acks  */      "break-aligned-interface",