From: Joe Neeman <joeneeman@gmail.com>
Date: Mon, 1 Oct 2007 08:26:44 +0000 (+1000)
Subject: Fix 482.
X-Git-Tag: release/2.11.34-1~1
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=2b96d015bca6fe23fb7ee4b68dad1cd41c97ec2e;p=lilypond.git

Fix 482.
---

diff --git a/lily/bar-line.cc b/lily/bar-line.cc
index 369e3d779d..800c138c93 100644
--- a/lily/bar-line.cc
+++ b/lily/bar-line.cc
@@ -16,17 +16,25 @@
 #include "staff-symbol-referencer.hh"
 #include "line-interface.hh"
 
-/* Get the extent of just the line part of the bar (ie. excluding any
-   repeat dots) */
-Interval
-Bar_line::bar_y_extent (Grob *me, Grob *refpoint)
+MAKE_SCHEME_CALLBACK (Bar_line, calc_bar_extent, 1)
+SCM
+Bar_line::calc_bar_extent (SCM smob)
 {
+  Grob *me = unsmob_grob (smob);
+
   SCM size = me->get_property ("bar-size");
+
   if (!scm_is_number (size))
-    return Interval ();
+    return ly_interval2scm (Interval ());
 
   Real h = scm_to_double (size);
-  Interval iv (-h/2, h/2);
+  return ly_interval2scm (Interval (-h/2, h/2));
+}
+
+Interval
+Bar_line::bar_y_extent (Grob *me, Grob *refpoint)
+{
+  Interval iv = robust_scm2interval (me->get_property ("bar-extent"), Interval ());
 
   iv.translate (me->relative_coordinate (refpoint, Y_AXIS));
   return iv;
@@ -317,6 +325,7 @@ ADD_INTERFACE (Bar_line,
 	       "glyph "
 	       "glyph-name "
 	       "bar-size "
+	       "bar-extent "
 	       );
 
 
diff --git a/lily/include/bar-line.hh b/lily/include/bar-line.hh
index ce22353c8d..ea9833bc34 100644
--- a/lily/include/bar-line.hh
+++ b/lily/include/bar-line.hh
@@ -19,6 +19,7 @@ public:
   static Stencil compound_barline (Grob *, string, Real height, bool rounded);
   static Stencil simple_barline (Grob *, Real wid, Real height, bool rounded);
   static Interval bar_y_extent (Grob *, Grob *);
+  DECLARE_SCHEME_CALLBACK (calc_bar_extent, (SCM));
   DECLARE_SCHEME_CALLBACK (calc_bar_size, (SCM));
   DECLARE_SCHEME_CALLBACK (print, (SCM));
   DECLARE_SCHEME_CALLBACK (calc_anchor, (SCM));
diff --git a/scm/define-grob-properties.scm b/scm/define-grob-properties.scm
index 0b38ad9e5c..07d52c4161 100644
--- a/scm/define-grob-properties.scm
+++ b/scm/define-grob-properties.scm
@@ -604,6 +604,9 @@ function is to protect objects from being garbage collected.")
      (axis-group-parent-X ,ly:grob? "Containing X@tie{}axis group.")
      (axis-group-parent-Y ,ly:grob? "Containing Y@tie{}axis group.")
 
+     (bar-extent ,number-pair? "The Y-extent of the actual barline.
+This may differ from 'Y-extent because it does not include the dots in
+a repeat barline.")
      (bars ,ly:grob-array? "A list of bar line pointers.")
      (beam ,ly:grob? "A pointer to the beam, if applicable.")
      (bounded-by-me ,ly:grob-array? "A list of spanners that have this
diff --git a/scm/define-grobs.scm b/scm/define-grobs.scm
index ccbf965fcb..4609a7ca58 100644
--- a/scm/define-grobs.scm
+++ b/scm/define-grobs.scm
@@ -184,6 +184,7 @@
 	(stencil . ,ly:bar-line::print)
 	(glyph-name . ,bar-line::calc-glyph-name)
 	(bar-size .  ,ly:bar-line::calc-bar-size)
+	(bar-extent . ,ly:bar-line::calc-bar-extent)
 	(allow-span-bar . #t)
 	
 	(space-alist . (
@@ -1529,9 +1530,11 @@
 	(non-musical . #t)
 	(stencil . ,ly:span-bar::print)
 	(bar-size . ,ly:span-bar::calc-bar-size)
+	(bar-extent . ,ly:axis-group-interface::height)
 	(X-extent . ,ly:span-bar::width)
 	(glyph-name . ,ly:span-bar::calc-glyph-name)
 	(before-line-breaking . ,ly:span-bar::before-line-breaking)
+	(allow-span-bar . #t)
 
 	;; ugh duplication!