X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fmark-engraver.cc;h=8cd1b8051546511b7fdc6e00e44b9d09a5e60d46;hb=5b4b0d6e9a197e8f9eb085b7c2ad78b8be3e5cfc;hp=2e4bae6f27e9395bddc6ee78434735bb44daefd0;hpb=0eb7d103fae1508384b1918069f9b6ef16fe5837;p=lilypond.git

diff --git a/lily/mark-engraver.cc b/lily/mark-engraver.cc
index 2e4bae6f27..8cd1b80515 100644
--- a/lily/mark-engraver.cc
+++ b/lily/mark-engraver.cc
@@ -3,18 +3,25 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1998--2005 Jan Nieuwenhuizen <janneke@gnu.org>
+  (c) 1998--2008 Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
 #include <cctype>
+using namespace std;
 
+#include "engraver.hh"
+
+#include "axis-group-interface.hh"
 #include "bar-line.hh"
 #include "context.hh"
-#include "engraver-group.hh"
+#include "grob-array.hh"
+#include "international.hh"
 #include "item.hh"
-#include "warn.hh"
+#include "stream-event.hh"
 #include "text-interface.hh"
-#include "grob-array.hh"
+#include "warn.hh"
+
+#include "translator.icc"
 
 /**
    put stuff over or next to  bars.  Examples: bar numbers, marginal notes,
@@ -22,19 +29,20 @@
 */
 class Mark_engraver : public Engraver
 {
+
+  void create_items (Stream_event *);
+  Item *text_;
+  Stream_event *mark_ev_;
+
 public:
   TRANSLATOR_DECLARATIONS (Mark_engraver);
+
 protected:
-  Item *text_;
-protected:
-  void stop_translation_timestep ();
-  DECLARE_ACKNOWLEDGER (bar_line);
-  void create_items (Music *);
-  virtual bool try_music (Music *ev);
   void process_music ();
+  void stop_translation_timestep ();
 
-private:
-  Music *mark_ev_;
+  DECLARE_TRANSLATOR_LISTENER (mark);
+  DECLARE_ACKNOWLEDGER (break_alignment);
 };
 
 Mark_engraver::Mark_engraver ()
@@ -44,34 +52,31 @@ Mark_engraver::Mark_engraver ()
 }
 
 void
-Mark_engraver::acknowledge_bar_line (Grob_info inf)
+Mark_engraver::acknowledge_break_alignment (Grob_info inf)
 {
   Grob *s = inf.grob ();
-  if (text_)
+  if (text_
+      && dynamic_cast<Item *> (s))
     {
-      /*
-	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
 Mark_engraver::stop_translation_timestep ()
 {
   if (text_)
-    {
-      text_->set_object ("side-support-elements",
-			 grob_list_to_grob_array (get_property ("stavesFound")));
-      text_ = 0;
-    }
+  {
+    text_->set_object ("side-support-elements",
+		       grob_list_to_grob_array (get_property ("stavesFound")));
+    text_ = 0;
+  }
   mark_ev_ = 0;
 }
 
 void
-Mark_engraver::create_items (Music *ev)
+Mark_engraver::create_items (Stream_event *ev)
 {
   if (text_)
     return;
@@ -79,11 +84,11 @@ Mark_engraver::create_items (Music *ev)
   text_ = make_item ("RehearsalMark", ev->self_scm ());
 }
 
-bool
-Mark_engraver::try_music (Music *r)
+IMPLEMENT_TRANSLATOR_LISTENER (Mark_engraver, mark);
+void
+Mark_engraver::listen_mark (Stream_event *ev)
 {
-  mark_ev_ = r;
-  return true;
+  ASSIGN_EVENT_ONCE (mark_ev_, ev);
 }
 
 /*
@@ -131,17 +136,24 @@ Mark_engraver::process_music ()
     }
 }
 
-#include "translator.icc"
+ADD_ACKNOWLEDGER (Mark_engraver, break_alignment);
 
-ADD_ACKNOWLEDGER (Mark_engraver, bar_line);
 ADD_TRANSLATOR (Mark_engraver,
-		/* doc */ "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",
-		/* create */ "RehearsalMark",
-		/* accept */ "mark-event",
-		/* read */ "rehearsalMark markFormatter stavesFound",
-		/* write */ "");
+		/* doc */
+		"Create @code{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@tie{}location.",
+		
+		/* create */
+		"RehearsalMark ",
+
+		/* read */
+		"markFormatter "
+		"rehearsalMark "
+		"stavesFound ",
+		
+		/* write */
+		""
+		);