unsmob_pitch -> Pitch::unsmob and related

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

diff --git a/lily/text-engraver.cc b/lily/text-engraver.cc
index f27a74bf84fa50bf79c6f41ed73459a37697aa39..52a7e3a4a338e07d2a4d1d41adc65483e4e808d5 100644 (file)
--- a/lily/text-engraver.cc
+++ b/lily/text-engraver.cc
@@ -1,35 +1,48 @@
 /*
-  text-engraver.cc -- implement Text_engraver
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1998--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1998--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "directional-element-interface.hh"
 #include "engraver.hh"
-#include "rhythmic-head.hh"
+#include "item.hh"
+#include "note-column.hh"
+#include "pointer-group-interface.hh"
 #include "side-position-interface.hh"
-#include "stem.hh"
 #include "stream-event.hh"
 #include "text-interface.hh"
-#include "item.hh"
 
 #include "translator.icc"
 
 /**
    typeset directions that are  plain text.
 */
+
 class Text_engraver : public Engraver
 {
   vector<Stream_event *> evs_;
-  vector<Grob*> texts_;
+  vector<Grob *> scripts_;
 public:
   TRANSLATOR_DECLARATIONS (Text_engraver);
 protected:
   void stop_translation_timestep ();
-  void process_acknowledged ();
+  void process_music ();
 
+  DECLARE_ACKNOWLEDGER (note_column);
   DECLARE_TRANSLATOR_LISTENER (text_script);
 };
 
@@ -41,57 +54,74 @@ Text_engraver::listen_text_script (Stream_event *ev)
 }
 
 void
-Text_engraver::process_acknowledged ()
+Text_engraver::process_music ()
 {
-  if (texts_.size ())
-    return;
   for (vsize i = 0; i < evs_.size (); i++)
     {
-      Stream_event *r = evs_[i];
+      Stream_event *ev = evs_[i];
 
-      // URG: Text vs TextScript
-      Item *text = make_item ("TextScript", r->self_scm ());
+      Item *script = make_item ("TextScript", ev->self_scm ());
+      scripts_.push_back (script);
 
-      int priority = robust_scm2int (text->get_property ("script-priority"),
-                                    200);
+      int priority = robust_scm2int (script->get_property ("script-priority"),
+                                     200);
 
       /* see script-engraver.cc */
       priority += i;
 
-      text->set_property ("script-priority", scm_from_int (priority));
+      script->set_property ("script-priority", scm_from_int (priority));
 
-      Direction dir = to_dir (r->get_property ("direction"));
+      Direction dir = to_dir (ev->get_property ("direction"));
       if (dir)
-       set_grob_direction (text, dir);
+        set_grob_direction (script, dir);
+
+      SCM mark = ev->get_property ("text");
+
+      script->set_property ("text", mark);
+    }
+}
 
-      SCM mark = r->get_property ("text");
+void
+Text_engraver::acknowledge_note_column (Grob_info info)
+{
+  // Make note column (or rest, if there are no heads) the parent of the script.
+  extract_grob_set (info.grob (), "note-heads", heads);
+  Grob *x_parent = (heads.size ()
+                    ? info.grob ()
+                    : Grob::unsmob (info.grob ()->get_object ("rest")));
 
-      text->set_property ("text", mark);
-      texts_.push_back (text);
+  for (vsize i = 0; i < scripts_.size (); i++)
+    {
+      Grob *el = scripts_[i];
+
+      if (el && !el->get_parent (X_AXIS) && x_parent)
+        el->set_parent (x_parent, X_AXIS);
     }
 }
 
 void
 Text_engraver::stop_translation_timestep ()
 {
-  texts_.clear ();
   evs_.clear ();
+  scripts_.clear ();
 }
 
 Text_engraver::Text_engraver ()
 {
 }
 
+ADD_ACKNOWLEDGER (Text_engraver, note_column);
+
 ADD_TRANSLATOR (Text_engraver,
-               /* doc */
-               "Create text scripts.",
+                /* doc */
+                "Create text scripts.",
 
-               /* create */
-               "TextScript ",
+                /* create */
+                "TextScript ",
 
-               /* read */
-               "",
+                /* read */
+                "",
 
-               /* write */
-               ""
-               );
+                /* write */
+                ""
+               );