X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fseparation-item.cc;h=e29b8a912960454e099e1a89a5b367369c751c4d;hb=90e4d7057f3857da049dfda3d130017d4719bd6b;hp=ebee8d6bf3f0c53413232cf6dfbc52e40d611c9a;hpb=785441aeb8cc557217d1b0658ef88d058f58eeb4;p=lilypond.git

diff --git a/lily/separation-item.cc b/lily/separation-item.cc
index ebee8d6bf3..e29b8a9129 100644
--- a/lily/separation-item.cc
+++ b/lily/separation-item.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1998--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1998--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
   LilyPond is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -46,8 +46,8 @@ Separation_item::add_conditional_item (Grob *me, Grob *e)
 Real
 Separation_item::set_distance (Item *l, Item *r, Real padding)
 {
-  Drul_array<Skyline_pair *> lines (Skyline_pair::unsmob (l->get_property ("horizontal-skylines")),
-                                    Skyline_pair::unsmob (r->get_property ("horizontal-skylines")));
+  Drul_array<Skyline_pair *> lines (unsmob<Skyline_pair> (l->get_property ("horizontal-skylines")),
+                                    unsmob<Skyline_pair> (r->get_property ("horizontal-skylines")));
   Skyline right = conditional_skyline (r, l);
   right.merge ((*lines[RIGHT])[LEFT]);
 
@@ -68,7 +68,7 @@ Separation_item::set_distance (Item *l, Item *r, Real padding)
 bool
 Separation_item::is_empty (Grob *me)
 {
-  Skyline_pair *sky = Skyline_pair::unsmob (me->get_property ("horizontal-skylines"));
+  Skyline_pair *sky = unsmob<Skyline_pair> (me->get_property ("horizontal-skylines"));
   return (!sky || sky->is_empty ());
 }
 
@@ -87,7 +87,7 @@ MAKE_SCHEME_CALLBACK (Separation_item, calc_skylines, 1);
 SCM
 Separation_item::calc_skylines (SCM smob)
 {
-  Item *me = unsmob_item (smob);
+  Item *me = unsmob<Item> (smob);
   vector<Box> bs = boxes (me, 0);
   Skyline_pair sp (bs, Y_AXIS);
   /*
@@ -129,7 +129,7 @@ Separation_item::boxes (Grob *me, Grob *left)
       vector<Grob *> other_elts; // for now only arpeggios
       for (vsize i = 0; i < read_only_elts.size (); i++)
         {
-          if (Accidental_placement::has_interface (read_only_elts[i]))
+          if (has_interface<Accidental_placement> (read_only_elts[i]))
             accidental_elts.push_back (read_only_elts[i]);
           else
             other_elts.push_back (read_only_elts[i]);
@@ -153,11 +153,11 @@ Separation_item::boxes (Grob *me, Grob *left)
          bounds all of them). However, we can't exclude an axis-group that
          adds to its childrens' stencil. Currently, this is just TrillPitchGroup;
          hence the check for note-head-interface. */
-      if (Axis_group_interface::has_interface (il)
-          && !Note_head::has_interface (il))
+      if (has_interface<Axis_group_interface> (il)
+          && !has_interface<Note_head> (il))
         continue;
 
-      Interval y (il->pure_height (ycommon, 0, very_large));
+      Interval y (il->pure_y_extent (ycommon, 0, very_large));
       Interval x (il->extent (pc, X_AXIS));
 
       Interval extra_width = robust_scm2interval (elts[i]->get_property ("extra-spacing-width"),
@@ -186,16 +186,24 @@ Separation_item::boxes (Grob *me, Grob *left)
   return out;
 }
 
-MAKE_SCHEME_CALLBACK (Separation_item, print, 1)
+MAKE_DOCUMENTED_SCHEME_CALLBACK (Separation_item, print, 1,
+                                 "Optional stencil for @code{PaperColumn} or"
+                                 "@code{NonMusicalPaperColumn}.\n"
+                                 "Draws the @code{horizontal-skylines} of each"
+                                 " @code{PaperColumn}, showing the shapes used"
+                                 " to determine the minimum distances between"
+                                 " @code{PaperColumns} at the note-spacing step,"
+                                 " before staves have been spaced (vertically)"
+                                 " on the page.")
 SCM
 Separation_item::print (SCM smob)
 {
   if (!debug_skylines)
     return SCM_BOOL_F;
 
-  Grob *me = unsmob_grob (smob);
+  Grob *me = unsmob<Grob> (smob);
   Stencil ret;
-  if (Skyline_pair *s = Skyline_pair::unsmob (me->get_property ("horizontal-skylines")))
+  if (Skyline_pair *s = unsmob<Skyline_pair> (me->get_property ("horizontal-skylines")))
     {
       ret.add_stencil (Lookup::points_to_line_stencil (0.1, (*s)[LEFT].to_points (Y_AXIS)).in_color (255, 255, 0));
       ret.add_stencil (Lookup::points_to_line_stencil (0.1, (*s)[RIGHT].to_points (Y_AXIS)).in_color (0, 255, 255));