X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;ds=sidebyside;f=lily%2Flyric-extender.cc;h=a56bae3fa4689200886674cff0d48d643ffc4674;hb=42c9f0b04886b8a8318cb23d7fe72a90abb41afe;hp=f5209e36aab1eb8b5d372843ce37964cdefc981c;hpb=0af2486a28f1c60b9de929a9101964d880927e54;p=lilypond.git

diff --git a/lily/lyric-extender.cc b/lily/lyric-extender.cc
index f5209e36aa..a56bae3fa4 100644
--- a/lily/lyric-extender.cc
+++ b/lily/lyric-extender.cc
@@ -16,24 +16,38 @@
 #include "lyric-extender.hh"
 
 
-MAKE_SCHEME_CALLBACK(Lyric_extender,brew_molecule)
+MAKE_SCHEME_CALLBACK(Lyric_extender,brew_molecule,1)
 SCM 
 Lyric_extender::brew_molecule (SCM smob) 
 {
-  Spanner *sp = dynamic_cast<Spanner*> (unsmob_element (smob));
+  Spanner *sp = dynamic_cast<Spanner*> (unsmob_grob (smob));
+
+  // ugh: refp
+  Real leftext = sp->get_bound (LEFT)->extent (sp->get_bound (LEFT),
+					       X_AXIS).length ();
+
+  Real sl = sp->paper_l ()->get_var ("stafflinethickness");  
+  Real righttrim = 0.5; // default to half a space gap on the right
+  SCM righttrim_scm = sp->get_grob_property("right-trim-amount");
+  if (gh_number_p (righttrim_scm)) {
+    righttrim = gh_scm2double (righttrim_scm);
+  }
+  // The extender can exist in the word space of the left lyric ...
+  SCM space =  sp->get_bound (LEFT)->get_grob_property ("word-space");
+  if (gh_number_p (space))
+    {
+      leftext -=  gh_scm2double (space);
+    }
+  Real w = sp->spanner_length () - leftext - righttrim;
   
-  Real leftext = sp->get_bound (LEFT)->extent (X_AXIS).length ();
-  Real ss = sp->paper_l ()->get_var ("staffspace");
-  Real w = sp->spanner_length () - leftext - ss/2;
-  
-  Real h = sp->paper_l ()->get_var ("extender_height");
-  Molecule  mol (sp->lookup_l ()->filledbox ( Box (Interval (0,w), Interval (0,h))));
+  Real h = sl * gh_scm2double (sp->get_grob_property  ("height"));
+  Molecule  mol (Lookup::filledbox ( Box (Interval (0,w), Interval (0,h))));
   mol.translate (Offset (leftext, 0));
-  return mol.create_scheme();
+  return mol.smobbed_copy();
 }
 
 void
-Lyric_extender::set_textitem (Direction d, Score_element*s)
+Lyric_extender::set_textitem (Direction d, Grob*s)
 {
   elt_l_->set_bound (d, s);
   elt_l_->add_dependency (s);