]> git.donarmstrong.com Git - lilypond.git/blobdiff - lily/include/constrained-breaking.hh
Run grand replace for 2015.
[lilypond.git] / lily / include / constrained-breaking.hh
index e6d898e6a0903e7623143a508c17bfe880aab1ce..e35fcc0bbecf03db6906d6a535f753b85ebcefeb 100644 (file)
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 2006--2010 Joe Neeman <joeneeman@gmail.com>
+  Copyright (C) 2006--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
 #include "matrix.hh"
 #include "prob.hh"
 
-struct Line_details {
+/*
+ * Begin/rest-of-line hack.  This geometrical shape is a crude approximation
+ * of Skyline, but it is better than a rectangle.
+ */
+struct Line_shape
+{
+  Interval begin_;
+  Interval rest_;
+
+  Line_shape ()
+  {
+  }
+  Line_shape (Interval begin, Interval rest);
+  Line_shape piggyback (Line_shape mount, Real padding) const;
+};
+
+struct Line_details
+{
   Grob *last_column_;
   Real force_;
-  Interval extent_;   /* Y-extent of the system */
+  Line_shape shape_;
+  vector<Real> footnote_heights_; /* The footnotes at the bottom of the
+                                   page, where each stencil represents
+                                   a different footnote. */
+  vector<Real> in_note_heights_; /* The in-notes under a system,
+                                   where each stencil represents
+                                   a different in-note. */
+  Interval refpoint_extent_; /* The refpoints of the first and last
+                                spaceable staff in this line.  min-distance
+                                should be measured from the bottom
+                                refpoint_extent of one line to the
+                                top refpoint_extent of the next. */
+  Real tallness_; /* Y-extent, adjusted according to begin/rest-of-line*/
 
   Real padding_;  /* compulsory space after this system (if we're not
-                    last on a page) */
+                     last on a page) */
   Real title_padding_;
+  Real min_distance_;
+  Real title_min_distance_;
   Real bottom_padding_;
   Real space_;    /* spring length */
+  Real title_space_;
   Real inverse_hooke_;
 
   SCM break_permission_;
@@ -54,6 +86,7 @@ struct Line_details {
   int compressed_nontitle_lines_count_;
   bool last_markup_line_;
   bool first_markup_line_;
+  bool tight_spacing_;
 
   Line_details ()
   {
@@ -62,8 +95,12 @@ struct Line_details {
     padding_ = 0;
     title_padding_ = 0;
     bottom_padding_ = 0;
+    min_distance_ = 0;
+    title_min_distance_ = 0;
     space_ = 0;
+    title_space_ = 0;
     inverse_hooke_ = 1;
+    tight_spacing_ = false;
     break_permission_ = ly_symbol2scm ("allow");
     page_permission_ = ly_symbol2scm ("allow");
     turn_permission_ = ly_symbol2scm ("allow");
@@ -75,9 +112,14 @@ struct Line_details {
     compressed_nontitle_lines_count_ = 1;
     last_markup_line_ = false;
     first_markup_line_ = false;
+    tallness_ = 0;
+    refpoint_extent_ = Interval (0, 0);
   }
 
   Line_details (Prob *pb, Output_def *paper);
+  Real full_height () const;
+  Real tallness () const;
+  Real spring_length (Line_details const &next_line) const;
 };
 
 /*
@@ -128,9 +170,15 @@ private:
   vsize systems_;
   bool ragged_right_;
   bool ragged_last_;
-  Real between_system_space_;
-  Real before_title_padding_;
-  Real between_system_padding_;
+
+  Real system_system_min_distance_;
+  Real system_system_padding_;
+  Real system_system_space_;
+  Real system_markup_space_;
+  Real score_system_min_distance_;
+  Real score_system_padding_;
+  Real score_markup_min_distance_;
+  Real score_markup_padding_;
 
   /* the (i,j)th entry is the configuration for breaking between
     columns i and j */
@@ -143,7 +191,7 @@ private:
   vector<vsize> start_;         /* the columns at which we might be asked to start breaking */
   vector<vsize> starting_breakpoints_; /* the corresponding index in breaks_ */
 
-  vector<Grob*> all_;
+  vector<Grob *> all_;
   vector<vsize> breaks_;
 
   void initialize ();
@@ -155,6 +203,6 @@ private:
   Real combine_demerits (Real force, Real prev_force);
 
   bool calc_subproblem (vsize start, vsize systems, vsize max_break_index);
-  void fill_line_details (Line_details *const, vsize, vsize);
+  void fill_line_details (Line_details *, vsize, vsize);
 };
 #endif /* CONSTRAINED_BREAKING_HH */