X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpitch-interval.cc;h=8c70cf4a09f1dee81582e7608b05ff374d4ace73;hb=0387f04497978e37b335a8b99eec905499d6ad0f;hp=3043bbff07a8f9c5bec36394175da7bc71c386a2;hpb=12f6dc265020fd98dcb3938b4856272b7b24a76e;p=lilypond.git

diff --git a/lily/pitch-interval.cc b/lily/pitch-interval.cc
index 3043bbff07..8c70cf4a09 100644
--- a/lily/pitch-interval.cc
+++ b/lily/pitch-interval.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 2004--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 2004--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "pitch-interval.hh"
@@ -28,26 +28,21 @@ Pitch_interval::is_empty () const
   return at (LEFT) > at (RIGHT);
 }
 
-Direction
+Drul_array<bool>
 Pitch_interval::add_point (Pitch p)
 {
-  if (is_empty())
-    {
-      at (LEFT) = at (RIGHT) = p;
-      return CENTER;
-    }
-  else if (at (LEFT).tone_pitch () > p.tone_pitch ())
+  Drul_array<bool> expansions(false,false);
+  if (at (LEFT).tone_pitch () > p.tone_pitch ())
     {
       at (LEFT) = p;
-      return LEFT;
+      expansions [LEFT] = true;
     }
-  else if (at (RIGHT).tone_pitch () < p.tone_pitch ())
+  if (at (RIGHT).tone_pitch () < p.tone_pitch ())
     {
       at (RIGHT) = p;
-      return RIGHT;
+      expansions [RIGHT] = true;
     }
-  else
-    return CENTER;
+  return expansions;
 }
 
 
@@ -69,24 +64,19 @@ Pitch_lexicographic_interval::is_empty () const
   return at (LEFT) > at (RIGHT);
 }
 
-Direction
+Drul_array<bool>
 Pitch_lexicographic_interval::add_point (Pitch p)
 {
-  if (is_empty())
-    {
-      at (LEFT) = at (RIGHT) = p;
-      return CENTER;
-    }
-  else if (at (LEFT) > p)
+  Drul_array<bool> expansions(false,false);
+  if (at (LEFT) > p)
     {
       at (LEFT) = p;
-      return LEFT;
+      expansions [LEFT] = true;
     }
-  else if (at (RIGHT) < p)
+  if (at (RIGHT) < p)
     {
       at (RIGHT) = p;
-      return RIGHT;
+      expansions [RIGHT] = true;
     }
-  else
-    return CENTER;
+  return expansions;
 }