X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fspanner.hh;h=788b0e46ee46e1ef4889862b58d8c1bd4ed5a04e;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=cf77c086c03066c55c9d2eeb16823f38e6e5c39e;hpb=74599ededac15a341e2ee7641cde63b055a5d4e6;p=lilypond.git

diff --git a/lily/include/spanner.hh b/lily/include/spanner.hh
index cf77c086c0..788b0e46ee 100644
--- a/lily/include/spanner.hh
+++ b/lily/include/spanner.hh
@@ -1,7 +1,20 @@
 /*
-  spanner.hh -- part of GNU LilyPond
+  This file is part of LilyPond, the GNU music typesetter.
 
-  (c) 1996--2007 Han-Wen Nienhuys
+  Copyright (C) 1996--2015 Han-Wen Nienhuys
+
+  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/>.
 */
 
 #ifndef SPANNER_HH
@@ -31,17 +44,26 @@ class Spanner : public Grob
   Drul_array<Item *> spanned_drul_;
   vsize break_index_;
 
-  DECLARE_CLASSNAME(Spanner);
+  DECLARE_CLASSNAME (Spanner);
 
 public:
   DECLARE_SCHEME_CALLBACK (set_spacing_rods, (SCM));
+  DECLARE_SCHEME_CALLBACK (calc_normalized_endpoints, (SCM));
   DECLARE_SCHEME_CALLBACK (bounds_width, (SCM));
+  DECLARE_SCHEME_CALLBACK (kill_zero_spanned_time, (SCM));
+
+  static Spanner *unsmob (SCM s) {
+    return dynamic_cast <Spanner *> (Grob::unsmob (s));
+  }
+  static bool is_smob (SCM s) {
+    return Grob::is_smob (s) && unsmob (s);
+  }
 
-  vector<Spanner*> broken_intos_;
+  vector<Spanner *> broken_intos_;
 
   vsize get_break_index () const;
   Spanner *broken_neighbor (Direction d) const;
-  
+
   // todo: move to somewhere else.
   Real get_broken_left_end_align () const;
   void substitute_one_mutable_property (SCM sym, SCM val);
@@ -61,10 +83,15 @@ public:
   static bool less (Spanner *const &, Spanner *const &);
   virtual Grob *find_broken_piece (System *) const;
   virtual void derived_mark () const;
-  DECLARE_GROB_INTERFACE();
+  DECLARE_GROB_INTERFACE ();
   virtual System *get_system () const;
 
+  SCM get_cached_pure_property (SCM sym, int start, int end);
+  void cache_pure_property (SCM sym, int start, int end, SCM value);
+
 protected:
+  SCM pure_property_cache_;
+
   void set_my_columns ();
   virtual Grob *clone () const;
   virtual void do_break_processing ();
@@ -74,5 +101,4 @@ protected:
 void add_bound_item (Spanner *, Grob *);
 
 bool spanner_less (Spanner *s1, Spanner *s2);
-int broken_spanner_index (Spanner const *sp);
 #endif