Issue 5167/6: Changes: show \markup xxx = ... \etc assignments

[lilypond.git] / lily / dots.cc

diff --git a/lily/dots.cc b/lily/dots.cc
index 946b74b19576e06a456235c28b6ec36965a0daab..b7f787bc022f0e9c1af1428ba9b1d645abd2ae39 100644 (file)
--- a/lily/dots.cc
+++ b/lily/dots.cc
@@ -1,37 +1,82 @@
 /*
-  dots.cc -- implement Dots
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1997 Han-Wen Nienhuys <hanwen@stack.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
+  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/>.
 */
 
 #include "dots.hh"
-#include "molecule.hh"
-#include "paper-def.hh"
+
+#include "item.hh"
+#include "output-def.hh"
+#include "font-interface.hh"
 #include "lookup.hh"
+#include "staff-symbol-referencer.hh"
+#include "international.hh"
 
-Dots::Dots ()
+MAKE_SCHEME_CALLBACK (Dots, print, 1);
+SCM
+Dots::print (SCM d)
 {
-  no_dots_i_ =0;
-  position_i_ =0;
-}
+  Grob *sc = unsmob<Grob> (d);
+  Stencil mol;
 
-void
-Dots::do_post_processing ()
-{
-  if (!(position_i_ % 2))
-    position_i_ ++;
-}
+  SCM c = sc->get_property ("dot-count");
 
-Molecule* 
-Dots::brew_molecule_p () const
-{
-  Atom d = paper ()->lookup_l ()->dots (no_dots_i_);
-  Molecule *out = new Molecule (Atom (d));
-  Real inter_f = paper ()->internote_f ();
-  out->translate (inter_f * position_i_, Y_AXIS);
-  return out;
+  if (scm_is_number (c))
+    {
+      SCM scm_style = sc->get_property ("style");
+      string style = "";
+      if (scm_is_symbol (scm_style))
+        style = ly_symbol2string (scm_style);
+      string idx = "dots.dot" + style;
+      Stencil d = Font_interface::get_default_font (sc)->find_by_name (idx);
+      if (d.is_empty ())
+        {
+          sc->warning (_f ("dot `%s' not found", idx.c_str ()));
+          return SCM_EOL;
+        }
+      Real dw = d.extent (X_AXIS).length ();
+
+      /*
+        we need to add a real blank box, to assure that
+        side-positioning doth not cancel the left-most padding.  */
+
+      /*
+        TODO: this should  be handled by side-position padding.
+      */
+      mol = Lookup::blank (Box (Interval (0, 0),
+                                Interval (0, 0)));
+
+      for (int i = scm_to_int (c); i--;)
+        {
+          mol.add_at_edge (X_AXIS, RIGHT, d, dw);
+        }
+    }
+  return mol.smobbed_copy ();
 }
 
-IMPLEMENT_IS_TYPE_B1(Dots, Item);
+ADD_INTERFACE (Dots,
+               "The dots to go with a notehead or rest.  @code{direction}"
+               " sets the preferred direction to move in case of staff line"
+               " collisions.  @code{style} defaults to undefined, which is"
+               " normal 19th/20th century traditional style.  Set"
+               " @code{style} to @code{vaticana} for ancient type dots.",
+
+               /* properties */
+               "direction "
+               "dot-count "
+               "style "
+              );