Refactor pure-height calculations.

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

diff --git a/lily/include/grob.hh b/lily/include/grob.hh
index 2ef5dffcdc13f61f7f7e74148a43f73ccdf4dd24..96134a05d5eafe42ab3c5135669237df64409cfb 100644 (file)
--- a/lily/include/grob.hh
+++ b/lily/include/grob.hh
@@ -1,9 +1,20 @@
 /*
-  grob.hh -- declare Grob
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the LilyPond music typesetter
+  Copyright (C) 1996--2010 Han-Wen Nienhuys
 
-  (c) 1996--2007 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 GROB_HH
@@ -54,8 +65,8 @@ public:
   friend SCM ly_grob_basic_properties (SCM);
 
   /* standard callbacks */
-  DECLARE_SCHEME_CALLBACK(x_parent_positioning, (SCM));
-  DECLARE_SCHEME_CALLBACK(y_parent_positioning, (SCM));
+  DECLARE_SCHEME_CALLBACK (x_parent_positioning, (SCM));
+  DECLARE_SCHEME_CALLBACK (y_parent_positioning, (SCM));
   DECLARE_SCHEME_CALLBACK (stencil_height, (SCM smob));
   DECLARE_SCHEME_CALLBACK (stencil_width, (SCM smob));
 
@@ -80,10 +91,13 @@ public:
   SCM get_property_alist_chain (SCM) const;
   SCM internal_get_property (SCM symbol) const;
   SCM internal_get_property_data (SCM symbol) const;
+  SCM internal_get_pure_property (SCM symbol, int start, int end) const;
+  SCM internal_get_maybe_pure_property (SCM symbol, bool pure, int start, int end) const;
   SCM internal_get_non_callback_marker_property_data (SCM symbol) const;
   SCM internal_get_object (SCM symbol) const;
   void internal_set_object (SCM sym, SCM val);
   void internal_del_property (SCM symbol);
+  void instrumented_set_property (SCM, SCM, char const*, int, char const*);
   void internal_set_property (SCM sym, SCM val);
 
   /* messages */  
@@ -117,7 +131,7 @@ public:
   /* extents */
   Interval extent (Grob *refpoint, Axis) const;
   void flush_extent_cache (Axis);
-  Interval pure_height (Grob *refpoint, int start_col, int end_col);
+  virtual Interval pure_height (Grob *refpoint, int start_col, int end_col);
   Interval maybe_pure_extent (Grob *refpoint, Axis, bool pure, int start, int end);
 
   /* refpoints */
@@ -126,7 +140,10 @@ public:
   Grob *get_parent (Axis a) const;
   void fixup_refpoint ();
 
-  virtual Interval_t<int> spanned_rank_iv () const;
+  virtual Interval_t<int> spanned_rank_interval () const;
+  virtual bool pure_is_visible (int start, int end) const;
+  bool check_cross_staff (Grob *common);
+  static bool less (Grob *g1, Grob *g2);
 };
 
 /* smob utilities */
@@ -145,6 +162,7 @@ Interval robust_relative_extent (Grob *, Grob *, Axis);
 /* offset/extent callbacks. */
 void add_offset_callback (Grob *g, SCM proc, Axis a);
 void chain_offset_callback (Grob *g, SCM proc, Axis a);
+void chain_callback (Grob *g, SCM proc, SCM sym);
 SCM axis_offset_symbol (Axis a);
 SCM axis_parent_positioning (Axis a);