X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fhara-kiri-engraver.cc;h=d9aa0ddfec7d565d6abcc9ebb09b8c0708bc59e8;hb=37ca1f80bf5401accd17056938f4f7b2c147ddb2;hp=1ef2d1ac3c8c2c7a32a69911f0182f7334595d4c;hpb=a8651b61fa25aee299bbc846d180a942568d6075;p=lilypond.git

diff --git a/lily/hara-kiri-engraver.cc b/lily/hara-kiri-engraver.cc
index 1ef2d1ac3c..d9aa0ddfec 100644
--- a/lily/hara-kiri-engraver.cc
+++ b/lily/hara-kiri-engraver.cc
@@ -1,34 +1,96 @@
-/*   
+/*
   hara-kiri-engraver.cc --  implement Hara_kiri_engraver
-  
+
   source file of the GNU LilyPond music typesetter
-  
-  (c) 1999--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-  
- */
+
+  (c) 2005--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
+
+#include "axis-group-engraver.hh"
 #include "hara-kiri-group-spanner.hh"
-#include "hara-kiri-engraver.hh"
 #include "rhythmic-head.hh"
 #include "spanner.hh"
 
-Spanner*
-Hara_kiri_engraver::get_spanner_p () const
+#include "translator.icc"
+
+/*
+  TODO: fold together with axis_group_engraver? 
+ */
+
+class Hara_kiri_engraver : public Axis_group_engraver
 {
-  Spanner * sp = new Spanner (get_property ("basicHaraKiriVerticalGroupspannerProperties"));
-  Hara_kiri_group_spanner::set_interface (sp);
-  return sp;
+protected:
+  virtual Spanner *get_spanner ();
+  DECLARE_ACKNOWLEDGER (grob);
+  virtual void add_element (Grob *e);
+  void process_music ();
+  virtual void derived_mark () const;
+  SCM interesting_;
+public:
+  TRANSLATOR_DECLARATIONS (Hara_kiri_engraver);
+};
+
+
+Hara_kiri_engraver::Hara_kiri_engraver ()
+{
+  interesting_ = SCM_EOL;
+}
+
+void
+Hara_kiri_engraver::derived_mark () const
+{
+  scm_gc_mark (interesting_);
+}
+
+void
+Hara_kiri_engraver::process_music ()
+{
+  Axis_group_engraver::process_music ();
+  interesting_ = get_property ("keepAliveInterfaces");
 }
 
 void
-Hara_kiri_engraver::acknowledge_element (Score_element_info i)
+Hara_kiri_engraver::add_element (Grob *e)
+{
+  Axis_group_engraver::add_element (e);
+}
+
+Spanner *
+Hara_kiri_engraver::get_spanner ()
 {
-  Axis_group_engraver::acknowledge_element (i);
+  Spanner *sp = make_spanner ("VerticalAxisGroup", SCM_EOL);
+  return sp;
+}
 
-  i.elem_l_->add_offset_callback (Hara_kiri_group_spanner::force_hara_kiri_callback, Y_AXIS);
-  
-  if (Rhythmic_head *h = dynamic_cast<Rhythmic_head *> (i.elem_l_))
+void
+Hara_kiri_engraver::acknowledge_grob (Grob_info i)
+{
+  Axis_group_engraver::acknowledge_grob (i);
+  if (staffline_)
     {
-      Hara_kiri_group_spanner::add_interesting_item (staffline_p_, h);
+      for (SCM s = interesting_; scm_is_pair (s); s = scm_cdr (s))
+	{
+	  if (i.grob ()->internal_has_interface (scm_car (s)))
+	    Hara_kiri_group_spanner::add_interesting_item (staffline_, i.grob ());
+	}
     }
 }
-ADD_THIS_TRANSLATOR(Hara_kiri_engraver);
+
+
+ADD_ACKNOWLEDGER (Hara_kiri_engraver, grob);
+ADD_TRANSLATOR (Hara_kiri_engraver,
+		/* doc */
+		"Like @code{Axis_group_engraver}, but make a hara-kiri"
+		" spanner, and add interesting items (i.e., note heads, lyric"
+		" syllables, and normal rests).",
+
+		/* create */
+		"VerticalAxisGroup ",
+
+		/* read */
+		"keepAliveInterfaces ",
+
+		/* write */
+		""
+		);
+