Merge branch 'master' of git://git.savannah.gnu.org/lilypond.git

[lilypond.git] / lily / include / page-layout-problem.hh

diff --git a/lily/include/page-layout-problem.hh b/lily/include/page-layout-problem.hh
index e7e8d73dba6a8adcee8ddcb78f011712065d7343..629528bb53db51c0f4ea5acee8646b59abda545a 100644 (file)
--- a/lily/include/page-layout-problem.hh
+++ b/lily/include/page-layout-problem.hh
@@ -1,10 +1,20 @@
 /*
-  page-layout-problem.hh -- space systems nicely on a page. If systems can
-  be stretched, do that too.
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2009--2011 Joe Neeman <joeneeman@gmail.com>
 
-  (c) 2009 Joe Neeman <joeneeman@gmail.com>
+  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 PAGE_LAYOUT_HH
@@ -16,7 +26,7 @@
 class Page_layout_problem
 {
 public:
-  Page_layout_problem (Paper_book*, SCM page, SCM systems);
+  Page_layout_problem (Paper_book*, SCM page, SCM systems, int footnote_count);
 
   SCM solution (bool ragged);
   void set_header_height (Real);
@@ -24,20 +34,21 @@ public:
   static bool read_spacing_spec (SCM spec, Real* dest, SCM sym);
   static bool is_spaceable (Grob *g);
   static SCM get_details (Grob *g);
-  static SCM get_spacing_spec (Grob *before, Grob *after);
+  static vsize get_footnote_count (SCM lines);
+  static SCM get_footnotes_from_lines (SCM lines, int counter, Paper_book *pb);
+  static Stencil* get_footnote_separator_stencil (Output_def *paper);
+  static SCM get_spacing_spec (Grob *before, Grob *after, bool pure, int start, int end);
+  static Real get_fixed_spacing (Grob *before, Grob *after, int spaceable_index, bool pure, int start, int end);
+  static void add_footnotes_to_footer (SCM footnotes, Stencil *foot, Paper_book *pb);
 
 protected:
-  void append_system (System*, Spring const&, Real padding);
+  void append_system (System*, Spring const&, Real indent, Real padding);
   void append_prob (Prob*, Spring const&, Real padding);
 
   void solve_rod_spring_problem (bool ragged);
   SCM find_system_offsets ();
   void distribute_loose_lines (vector<Grob*> const&, vector<Real> const&, Real, Real);
-  void add_loose_lines_as_spaceable_lines (vector<Grob*> const&,
-                                          vector<Real> const&,
-                                          vsize start, vsize end);
 
-  static Grob* find_vertical_alignment (System*);
   static void build_system_skyline (vector<Grob*> const&, vector<Real> const&, Skyline* up, Skyline* down);
   static vector<Grob*> filter_dead_elements (vector<Grob*> const&);
 
@@ -47,17 +58,22 @@ protected:
     Prob *prob;
     vector<Grob*> staves;
     vector<Real> min_offsets;
+    // Store the appropriate '*-*-spacing 'padding,
+    //  for spacing any adjacent loose line
+    Real padding;
 
-    Element (vector<Grob*> const& a, vector<Real> const& o)
+    Element (vector<Grob*> const& a, vector<Real> const& o, Real p)
     {
       staves = a;
       min_offsets = o;
+      padding = p;
       prob = 0;
     }
 
-    Element (Prob *p)
+    Element (Prob *p, Real pad)
     {
       prob = p;
+      padding = pad;
     }
   } Element;
 
@@ -76,6 +92,8 @@ protected:
   Real page_height_;
   Real header_height_;
   Real footer_height_;
+  Real header_padding_;
+  Real footer_padding_;
 };
 
 #endif /* PAGE_LAYOUT_HH */