2003 -> 2004

[lilypond.git] / lily / include / system.hh

diff --git a/lily/include/system.hh b/lily/include/system.hh
index 7f67f070a893d4aeb875f497b8eae73d34bcc30c..1f77cac75a1b7f5f415e6c936349ddcbbb48e7cc 100644 (file)
--- a/lily/include/system.hh
+++ b/lily/include/system.hh
@@ -2,33 +2,42 @@
 /*
   line-of-score.hh -- part of GNU LilyPond
 
-  (c) 1996--2002 Han-Wen Nienhuys
+  (c) 1996--2004 Han-Wen Nienhuys
 */
 
-#ifndef SCORELINE_HH
-#define SCORELINE_HH
+#ifndef SYSTEM_HH
+#define SYSTEM_HH
+
 
-#include "protected-scm.hh" 
 #include "column-x-positions.hh"
 #include "spanner.hh"
 
+/*
+  If you keep following offset reference points, you will always end
+up at the root object. This root object is called @ref{System}, and it
+represents a system (i.e. a line of music).
+
+
+ */
 class System : public Spanner
 {
 public:
-  int rank_i_;
+  int rank_;
   void post_processing (bool);
 
   System (SCM);
   /// is #c# contained in #*this#?
   bool contains_b (Paper_column const *c) const;
   int element_count () const;
+  int spanner_count () const;
+
 
   void break_into_pieces (Array<Column_x_positions> const&);
   void output_lines ();
   static bool has_interface (Grob*);
   
   Link_array<Item> broken_col_range (Item const*, Item const*) const;
-  Link_array<Grob> column_l_arr () const;
+  Link_array<Grob> columns () const;
   
   void add_column (Paper_column*);
   void typeset_grob (Grob*);
@@ -39,5 +48,5 @@ protected:
   VIRTUAL_COPY_CONS (Grob);
 };
 
-#endif
+#endif /* SYSTEM_HH */