New twoside mode.

[lilypond.git] / lily / page-spacing.cc

diff --git a/lily/page-spacing.cc b/lily/page-spacing.cc
index 3eb7c8f4a067345e836ba562bea90d2486b8bf87..e6112e095e95dab45ef370460f225773b4105256 100644 (file)
--- a/lily/page-spacing.cc
+++ b/lily/page-spacing.cc
@@ -16,8 +16,9 @@
 void
 Page_spacing::calc_force ()
 {
-  /* If the first system is a title, we add back in the page-top-space. */
-  Real height = first_line_.title_ ? page_height_ + page_top_space_ : page_height_;
+  Real height = page_height_
+    - breaker_->min_whitespace_at_top_of_page (first_line_)
+    - breaker_->min_whitespace_at_bottom_of_page (last_line_);
 
   if (rod_height_ + last_line_.bottom_padding_ >= height)
     force_ = infinity_f;
@@ -39,7 +40,7 @@ Page_spacing::append_system (const Line_details &line)
   if (!rod_height_)
     first_line_ = line;
 
-  rod_height_ += last_line_.padding_;
+  rod_height_ += line.title_ ? last_line_.title_padding_ : last_line_.padding_;
 
   rod_height_ += line.extent_.length ();
   spring_len_ += line.space_;
@@ -54,7 +55,7 @@ void
 Page_spacing::prepend_system (const Line_details &line)
 {
   if (rod_height_)
-    rod_height_ += line.padding_;
+    rod_height_ += first_line_.title_ ? line.title_padding_ : line.padding_;
   else
     last_line_ = line;
 
@@ -154,17 +155,14 @@ Page_spacer::solve (vsize page_count)
   if (extra_systems)
     {
       ret.systems_per_page_.back () += extra_systems;
-      ret.demerits_ += BAD_SPACING_PENALTY;
+      ret.force_.back () = BAD_SPACING_PENALTY;
     }
   if (extra_pages)
     {
       ret.force_.insert (ret.force_.end (), extra_pages, BAD_SPACING_PENALTY);
       ret.systems_per_page_.insert (ret.systems_per_page_.end (), extra_pages, 0);
-      ret.demerits_ += BAD_SPACING_PENALTY;
     }
 
-
-  ret.demerits_ += ret.penalty_;
   return ret;
 }
 
@@ -196,7 +194,7 @@ Page_spacer::calc_subproblem (vsize page, vsize line)
 {
   bool last = line == lines_.size () - 1;
   Page_spacing space (breaker_->page_height (page + first_page_num_, last),
-                     breaker_->page_top_space ());
+                     breaker_);
   Page_spacing_node &cur = state_.at (line, page);
   bool ragged = ragged_ || (ragged_last_ && last);
   int line_count = 0;