release: 1.3.101

[lilypond.git] / lily / script.cc

diff --git a/lily/script.cc b/lily/script.cc
index 073fc7cd93f996ad40719bba68b8a6110bd77e6c..9670115c55ebf922c7a903825fe73d6d310edd4d 100644 (file)
--- a/lily/script.cc
+++ b/lily/script.cc
@@ -1,116 +1,77 @@
-/*
-  script.cc -- implement Script
-
+/*   
+  script.cc --  implement Script
+  
   source file of the GNU LilyPond music typesetter
+  
+  (c) 1999--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  
+ */
 
-  (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
-*/
-#include "script-def.hh"
-#include "musical-request.hh"
-#include "paper-def.hh"
+#include "debug.hh"
 #include "script.hh"
-#include "stem.hh"
+#include "font-interface.hh"
+#include "side-position-interface.hh"
+#include "paper-def.hh"
+#include "item.hh"
 #include "molecule.hh"
 #include "lookup.hh"
 
-void
-Script::do_print() const
+Molecule
+Script::get_molecule(Score_element * me, Direction d)
 {
-#ifndef NPRINT
-  specs_l_->print();
-#endif
-}
+  SCM s = me->get_elt_property ("molecule");
+  assert (gh_pair_p (s));
 
-void
-Script::do_substitute_dependency (Score_elem*o,Score_elem*n)
-{
-  Staff_side::do_substitute_dependency (o,n);
-  if (o == stem_l_) 
+  SCM key = gh_car  (s);
+  if (key == ly_symbol2scm ("feta"))
     {
-      stem_l_ = n ? (Stem*)n->item() : 0;
+      return Font_interface::get_default_font (me)->find_by_name ("scripts-" +
+                                   ly_scm2string (index_cell (gh_cdr (s), d)));
     }
-}
-
-void
-Script::set_stem (Stem*st_l)
-{
-  stem_l_ = st_l;
-  add_support (st_l);
-}
-
+  else if (key == ly_symbol2scm ("accordion"))
+    {
+      return Lookup::accordion (gh_cdr (s), 1.0, Font_interface::get_default_font (me));
+    }
+  else
+    assert (false);
 
-Script::Script()
-{    
-  specs_l_ = 0;
-  inside_staff_b_ = false;
-  stem_l_ = 0;
-  dir_ =  CENTER;
+  return Molecule ();
 }
 
-void
-Script::set_default_dir()
+MAKE_SCHEME_CALLBACK(Script,after_line_breaking,1);
+SCM
+Script::after_line_breaking (SCM smob)
 {
-  int s_i=specs_l_->rel_stem_dir();
-  if (s_i) 
-    {
-      if (stem_l_)
-       dir_ = stem_l_->dir_ * s_i;
-      else
-       {
-         specs_l_->warning ("Script needs stem direction");
-         dir_ = DOWN;
-       }
-    }
-  else 
-    {
-      dir_ =specs_l_->staff_dir();
-    }
-  assert (dir_);
-}
+  Score_element * me = unsmob_element (smob);
 
+  Direction d = Side_position::get_direction (me);
+  Side_position::set_direction (me,d);
 
-Interval
-Script::do_width() const
-{
-  return specs_l_->get_atom (paper(), dir_).extent ().x ();
+  return SCM_UNSPECIFIED;
 }
 
-void
-Script::do_pre_processing()
-{
-  if  (breakable_b_ && break_status_i() != 1) 
-    {
-      transparent_b_ = true;
-      set_empty (true);
-    }
-  
-  if (!dir_)
-    set_default_dir();
-  inside_staff_b_ = specs_l_->inside_b();
-}
+MAKE_SCHEME_CALLBACK(Script,brew_molecule,1);
 
-Interval
-Script::symbol_height() const
+SCM
+Script::brew_molecule (SCM smob)
 {
-  return specs_l_->get_atom (paper(), dir_).extent ().y ();
+  Score_element *me= unsmob_element (smob);
+//   Direction dir = DOWN;
+//   SCM d = me->get_elt_property ("direction");
+//   if (isdir_b (d))
+//     dir = to_dir (d);
+  Direction dir = Side_position::get_direction(me);
+  return get_molecule (me, dir).create_scheme();
 }
 
-Molecule*
-Script::brew_molecule_p() const
+bool
+Script::has_interface (Score_element*me)
 {
-  Real dy = paper()->internote_f ();
-  
-  Molecule*out = new Molecule (specs_l_->get_atom (paper(), dir_));
-  out->translate (dy * pos_i_, Y_AXIS);
-  return out;
+  return me->has_interface (ly_symbol2scm ("script-interface"));
 }
 
-
-IMPLEMENT_IS_TYPE_B2(Script,Item,Staff_side);
-
-int 
-Script::compare (Script  *const&l1, Script *const&l2) 
+void
+Script::set_interface (Score_element*me)
 {
-  return l1->specs_l_->priority_i() - l2->specs_l_->priority_i ();
+  return me->set_interface (ly_symbol2scm ("script-interface"));
 }
-