X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fpage-layout-problem.hh;h=a98d2643542895b0ab125a0e4b229907fbdfafcd;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=c0577b9ab072b37e4d1a9a996d9415d92b2d9c0c;hpb=a42aaa559b71ce5776795fa11a7e1df9110d85b7;p=lilypond.git

diff --git a/lily/include/page-layout-problem.hh b/lily/include/page-layout-problem.hh
index c0577b9ab0..a98d264354 100644
--- a/lily/include/page-layout-problem.hh
+++ b/lily/include/page-layout-problem.hh
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 2009--2011 Joe Neeman <joeneeman@gmail.com>
+  Copyright (C) 2009--2015 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
@@ -22,6 +22,7 @@
 
 #include "simple-spacer.hh"
 #include "skyline.hh"
+#include "stencil.hh"
 
 class Page_layout_problem
 {
@@ -29,8 +30,10 @@ public:
   Page_layout_problem (Paper_book *, SCM page, SCM systems);
 
   SCM solution (bool ragged);
+  SCM fixed_force_solution (Real force);
   void set_header_height (Real);
   void set_footer_height (Real);
+  Real force () const;
   static bool read_spacing_spec (SCM spec, Real *dest, SCM sym);
   static bool is_spaceable (Grob *g);
   static SCM get_details (Grob *g);
@@ -38,16 +41,16 @@ public:
   static vsize get_footnote_count (SCM lines);
   static SCM get_footnotes_from_lines (SCM lines);
   static void add_footnotes_to_lines (SCM lines, int counter, Paper_book *pb);
-  static Stencil *get_footnote_separator_stencil (Output_def *paper);
+  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);
+  static Stencil add_footnotes_to_footer (SCM footnotes, Stencil foot, Paper_book *pb);
 
 protected:
   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);
+  void solve_rod_spring_problem (bool ragged, Real fixed_force);
   SCM find_system_offsets ();
   void distribute_loose_lines (vector<Grob *> const &, vector<Real> const &, Real, Real);
 
@@ -61,14 +64,16 @@ protected:
     Prob *prob;
     vector<Grob *> staves;
     vector<Real> min_offsets;
-    // Store the appropriate '*-*-spacing 'padding,
-    //  for spacing any adjacent loose line
+    // Store the appropriate '*-*-spacing 'padding, and skyline-distance,
+    //  considering indentation, from the previous system.
+    Real min_distance;
     Real padding;
 
-    Element (vector<Grob *> const &a, vector<Real> const &o, Real p)
+    Element (vector<Grob *> const &a, vector<Real> const &o, Real m, Real p)
     {
       staves = a;
       min_offsets = o;
+      min_distance = m;
       padding = p;
       prob = 0;
     }
@@ -91,7 +96,9 @@ protected:
   vector<Spring> springs_;
   vector<Element> elements_;
   vector<Real> solution_;
+  Real force_;
   Skyline bottom_skyline_;
+  Real bottom_loose_baseline_;
   Real page_height_;
   Real header_height_;
   Real footer_height_;