X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Flyric-hyphen.cc;h=b8afd7718c4ee3e194155488f4bd87291f82d5ea;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=f68719595bd1e3c54484ca773e9c89705ceac554;hpb=4ecdbd7d70ca7441be4dddd15ac01cc255bc2a35;p=lilypond.git

diff --git a/lily/lyric-hyphen.cc b/lily/lyric-hyphen.cc
index f68719595b..b8afd7718c 100644
--- a/lily/lyric-hyphen.cc
+++ b/lily/lyric-hyphen.cc
@@ -1,51 +1,66 @@
 /*
-  hyphen-spanner.cc -- implement Hyphen_spanner
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2003--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 2003--2005 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 "lyric-hyphen.hh"
 
-#include <cmath>
-using namespace std;
-
+#include "axis-group-interface.hh"
 #include "lookup.hh"
 #include "output-def.hh"
 #include "paper-column.hh"
 #include "moment.hh"
+#include "spanner.hh"
 
-MAKE_SCHEME_CALLBACK (Hyphen_spanner, print, 1)
-  SCM
-Hyphen_spanner::print (SCM smob)
+/*
+  TODO: should extract hyphen dimensions or hyphen glyph from the
+  font.
+ */
+
+MAKE_SCHEME_CALLBACK (Lyric_hyphen, print, 1);
+SCM
+Lyric_hyphen::print (SCM smob)
 {
-  Spanner *me = unsmob_spanner (smob);
+  Spanner *me = Spanner::unsmob (smob);
   Drul_array<Item *> bounds (me->get_bound (LEFT),
-			     me->get_bound (RIGHT));
+                             me->get_bound (RIGHT));
 
   if (bounds[LEFT]->break_status_dir ()
-      && Paper_column::when_mom (bounds[LEFT]) == Paper_column::when_mom (bounds[RIGHT]->get_column ()))
+      && (Paper_column::when_mom (bounds[LEFT])
+          == Paper_column::when_mom (bounds[RIGHT]->get_column ())))
     return SCM_EOL;
 
   Grob *common = bounds[LEFT]->common_refpoint (bounds[RIGHT], X_AXIS);
 
   Interval span_points;
-  Direction d = LEFT;
-  Drul_array<bool> broken;
-  do
+  for (LEFT_and_RIGHT (d))
     {
-      Interval iv = bounds[d]->extent (common, X_AXIS);
+      Interval iv = Axis_group_interface::generic_bound_extent (bounds[d], common, X_AXIS);
 
       span_points[d] = iv.is_empty ()
-	? bounds[d]->relative_coordinate (common, X_AXIS)
-	: iv[-d];
+                       ? bounds[d]->relative_coordinate (common, X_AXIS)
+                       : iv[-d];
     }
-  while (flip (&d) != LEFT);
 
-  Real lt = me->get_layout ()->get_dimension (ly_symbol2scm ("linethickness"));
+  Real lt = me->layout ()->get_dimension (ly_symbol2scm ("line-thickness"));
   Real th = robust_scm2double (me->get_property ("thickness"), 1) * lt;
-  Real h = robust_scm2double (me->get_property ("height"), 0.5);
+  Real font_size_step = robust_scm2double (me->get_property ("font-size"), 0.0);
+  Real h = robust_scm2double (me->get_property ("height"), 0.5)
+           * pow (2.0, font_size_step / 6.0);
 
   // interval?
 
@@ -96,39 +111,41 @@ Hyphen_spanner::print (SCM smob)
   return total.smobbed_copy ();
 }
 
-MAKE_SCHEME_CALLBACK (Hyphen_spanner, set_spacing_rods, 1);
+MAKE_SCHEME_CALLBACK (Lyric_hyphen, set_spacing_rods, 1);
 SCM
-Hyphen_spanner::set_spacing_rods (SCM smob)
+Lyric_hyphen::set_spacing_rods (SCM smob)
 {
-  Grob *me = unsmob_grob (smob);
+  Grob *me = Grob::unsmob (smob);
 
   Rod r;
   Spanner *sp = dynamic_cast<Spanner *> (me);
-  r.distance_
-    = robust_scm2double (me->get_property ("minimum-length"), 0);
 
-  if (r.distance_ > 0.0)
+  r.distance_ = robust_scm2double (me->get_property ("minimum-distance"), 0);
+  for (LEFT_and_RIGHT (d))
     {
-      Real padding = robust_scm2double (me->get_property ("padding"), 0.1);
-      r.distance_ += 2*padding;
-      Direction d = LEFT;
-      do
-	{
-	  r.item_drul_[d] = sp->get_bound (d);
-	  if (r.item_drul_[d])
-	    r.distance_ += r.item_drul_[d]->extent (r.item_drul_[d], X_AXIS)[-d];
-	}
-      while (flip (&d) != LEFT);
-
-      if (r.item_drul_[LEFT]
-	  && r.item_drul_[RIGHT])
-	r.add_to_cols ();
+      r.item_drul_[d] = sp->get_bound (d);
+      if (r.item_drul_[d])
+        r.distance_ += -d * r.item_drul_[d]->extent (r.item_drul_[d], X_AXIS)[-d];
     }
 
+  if (r.item_drul_[LEFT]
+      && r.item_drul_[RIGHT])
+    r.add_to_cols ();
+
   return SCM_UNSPECIFIED;
 }
 
-ADD_INTERFACE (Hyphen_spanner, "lyric-hyphen-interface",
-	       "A centred hyphen is a simple line between lyrics used to divide syllables",
-	       "padding thickness height dash-period minimum-length length");
+ADD_INTERFACE (Lyric_hyphen,
+               "A centered hyphen is simply a line between lyrics used to"
+               " divide syllables.",
+
+               /* properties */
+               "dash-period "
+               "height "
+               "length "
+               "minimum-distance "
+               "minimum-length "
+               "padding "
+               "thickness "
+              );