X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftext-engraver.cc;h=2c86f50d67cc4e00aad9e3c144d7d565ec1e9d0f;hb=2efffc3975f6cc22b657cd8a09c27710968ce81c;hp=1766ac64b710a3a5c937af577d776033ac360876;hpb=26380ed75fbd7b32781715c043dfa5dd96dfbe4a;p=lilypond.git

diff --git a/lily/text-engraver.cc b/lily/text-engraver.cc
index 1766ac64b7..2c86f50d67 100644
--- a/lily/text-engraver.cc
+++ b/lily/text-engraver.cc
@@ -3,82 +3,87 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1998--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "directional-element-interface.hh"
 #include "engraver.hh"
+#include "rhythmic-head.hh"
 #include "side-position-interface.hh"
 #include "stem.hh"
-#include "rhythmic-head.hh"
+#include "stream-event.hh"
 #include "text-interface.hh"
 
+#include "translator.icc"
+
 /**
    typeset directions that are  plain text.
 */
 class Text_engraver : public Engraver
 {
-  Link_array<Music> evs_;
-  Link_array<Item> texts_;
+  vector<Stream_event *> evs_;
+  vector<Item*> texts_;
 public:
   TRANSLATOR_DECLARATIONS (Text_engraver);
 protected:
-  virtual bool try_music (Music *m);
-  virtual void stop_translation_timestep ();
-  virtual void process_acknowledged_grobs ();
-  virtual void acknowledge_grob (Grob_info);
+  void stop_translation_timestep ();
+  void process_acknowledged ();
+
+  DECLARE_TRANSLATOR_LISTENER (text_script);
+  DECLARE_ACKNOWLEDGER (stem_tremolo);
+  DECLARE_ACKNOWLEDGER (stem);
+  DECLARE_ACKNOWLEDGER (rhythmic_head);
 };
 
-bool
-Text_engraver::try_music (Music *m)
+IMPLEMENT_TRANSLATOR_LISTENER (Text_engraver, text_script);
+void
+Text_engraver::listen_text_script (Stream_event *ev)
 {
-  if (m->is_mus_type ("text-script-event"))
-    {
-      evs_.push (m);
-      return true;
-    }
-  return false;
+  evs_.push_back (ev);
 }
 
 void
-Text_engraver::acknowledge_grob (Grob_info inf)
+Text_engraver::acknowledge_rhythmic_head (Grob_info inf)
 {
-  if (Rhythmic_head::has_interface (inf.grob ()))
+  for (vsize i = 0; i < texts_.size (); i++)
     {
-      for (int i = 0; i < texts_.size (); i++)
-	{
-	  Grob *t = texts_[i];
-	  Side_position_interface::add_support (t, inf.grob ());
-
-	  /*
-	    ugh.
-	  */
-	  if (Side_position_interface::get_axis (t) == X_AXIS
-	      && !t->get_parent (Y_AXIS))
-	    t->set_parent (inf.grob (), Y_AXIS);
-	  else if (Side_position_interface::get_axis (t) == Y_AXIS
-		   && !t->get_parent (X_AXIS))
-	    t->set_parent (inf.grob (), X_AXIS);
-	}
+      Grob *t = texts_[i];
+      Side_position_interface::add_support (t, inf.grob ());
+
+      /*
+	ugh.
+      */
+      if (Side_position_interface::get_axis (t) == X_AXIS
+	  && !t->get_parent (Y_AXIS))
+	t->set_parent (inf.grob (), Y_AXIS);
+      else if (Side_position_interface::get_axis (t) == Y_AXIS
+	       && !t->get_parent (X_AXIS))
+	t->set_parent (inf.grob (), X_AXIS);
     }
+}
 
-  if (Stem::has_interface (inf.grob ()))
-    {
-      for (int i = 0; i < texts_.size (); i++)
-	{
-	  Side_position_interface::add_support (texts_[i], inf.grob ());
-	}
-    }
+void
+Text_engraver::acknowledge_stem (Grob_info inf)
+{
+  for (vsize i = 0; i < texts_.size (); i++)
+    Side_position_interface::add_support (texts_[i], inf.grob ());
+}
+
+void
+Text_engraver::acknowledge_stem_tremolo (Grob_info info)
+{
+  for (vsize i = 0; i < texts_.size (); i++)
+    Side_position_interface::add_support (texts_[i], info.grob ());
 }
 
 void
-Text_engraver::process_acknowledged_grobs ()
+Text_engraver::process_acknowledged ()
 {
   if (texts_.size ())
     return;
-  for (int i = 0; i < evs_.size (); i++)
+  for (vsize i = 0; i < evs_.size (); i++)
     {
-      Music *r = evs_[i];
+      Stream_event *r = evs_[i];
 
       // URG: Text vs TextScript
       Item *text = make_item ("TextScript", r->self_scm ());
@@ -95,7 +100,7 @@ Text_engraver::process_acknowledged_grobs ()
       /* see script-engraver.cc */
       priority += i;
 
-      text->set_property ("script-priority", scm_int2num (priority));
+      text->set_property ("script-priority", scm_from_int (priority));
 
       Direction dir = to_dir (r->get_property ("direction"));
       if (dir)
@@ -104,7 +109,7 @@ Text_engraver::process_acknowledged_grobs ()
       SCM mark = r->get_property ("text");
 
       text->set_property ("text", mark);
-      texts_.push (text);
+      texts_.push_back (text);
     }
 }
 
@@ -119,10 +124,12 @@ Text_engraver::Text_engraver ()
 {
 }
 
+ADD_ACKNOWLEDGER (Text_engraver, stem);
+ADD_ACKNOWLEDGER (Text_engraver, stem_tremolo);
+ADD_ACKNOWLEDGER (Text_engraver, rhythmic_head);
 ADD_TRANSLATOR (Text_engraver,
-		/* descr */ "Create text-scripts",
-		/* creats*/ "TextScript",
-		/* accepts */ "text-script-event",
-		/* acks  */ "rhythmic-head-interface stem-interface",
-		/* reads */ "",
+		/* doc */ "Create text-scripts",
+		/* create */ "TextScript",
+		/* accept */ "text-script-event",
+		/* read */ "",
 		/* write */ "");