release: 1.3.101

[lilypond.git] / lily / script.cc

diff --git a/lily/script.cc b/lily/script.cc
index 8a35f2ed894861b31c518a31a7fd7e9f5e8907c9..9670115c55ebf922c7a903825fe73d6d310edd4d 100644 (file)
--- a/lily/script.cc
+++ b/lily/script.cc
@@ -1,104 +1,77 @@
-/*
-  script.cc -- implement Script
-
-  source file of the LilyPond music typesetter
-
-  (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
-*/
-
-#include "musical-request.hh"
-#include "paper-def.hh"
+/*   
+  script.cc --  implement Script
+  
+  source file of the GNU LilyPond music typesetter
+  
+  (c) 1999--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  
+ */
+
+#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::set_stem(Stem*st_l)
+Molecule
+Script::get_molecule(Score_element * me, Direction d)
 {
-    stem_l_ = st_l;
-    add_support(st_l);
-}
-
+  SCM s = me->get_elt_property ("molecule");
+  assert (gh_pair_p (s));
+
+  SCM key = gh_car  (s);
+  if (key == ly_symbol2scm ("feta"))
+    {
+      return Font_interface::get_default_font (me)->find_by_name ("scripts-" +
+                                   ly_scm2string (index_cell (gh_cdr (s), d)));
+    }
+  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(Script_req* rq)
-    :Staff_side(this)
-{    
-    specs_l_ = rq->scriptdef_p_;
-    inside_staff_b_ = specs_l_->inside_staff_b_;
-    stem_l_ = 0;
-    pos_i_ = 0;
-    symdir_i_=1;
-    dir_i_ =rq->dir_i_;
+  return Molecule ();
 }
 
-void
-Script::set_symdir()
+MAKE_SCHEME_CALLBACK(Script,after_line_breaking,1);
+SCM
+Script::after_line_breaking (SCM smob)
 {
-    if (specs_l_->invertsym_b_)
-       symdir_i_ = (dir_i_ < 0) ? -1:1;
-}
+  Score_element * me = unsmob_element (smob);
 
-void
-Script::set_default_dir()
-{
-    int s_i=specs_l_->rel_stem_dir_i_;
-    if (s_i && stem_l_)
-       dir_i_ = stem_l_->dir_i_ * s_i;
-    else {
-       dir_i_ =specs_l_->staff_dir_i_;
-    }
-}
+  Direction d = Side_position::get_direction (me);
+  Side_position::set_direction (me,d);
 
-void
-Script::set_default_index()
-{
-    pos_i_ = get_position_i();
+  return SCM_UNSPECIFIED;
 }
 
-Interval
-Script::do_width() const
-{
-    return symbol().dim.x;
-}
+MAKE_SCHEME_CALLBACK(Script,brew_molecule,1);
 
-Symbol
-Script::symbol()const
+SCM
+Script::brew_molecule (SCM smob)
 {
-    String preidx_str = (symdir_i_ < 0) ?"-" :"";
-    return paper()->lookup_l()->script(preidx_str + specs_l_->symidx);
+  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();
 }
 
-void
-Script::do_pre_processing()
+bool
+Script::has_interface (Score_element*me)
 {
-    if (!dir_i_)
-       set_default_dir();
-    set_symdir();
+  return me->has_interface (ly_symbol2scm ("script-interface"));
 }
 
 void
-Script::do_post_processing()
-{
-    set_default_index();
-}
-
-Molecule*
-Script::brew_molecule_p() const
-{
-    Real dy = paper()->internote();
-    
-    Molecule*out = new Molecule(Atom(symbol()));
-    out->translate(Offset(0,dy * pos_i_));
-    return out;
-}
-IMPLEMENT_STATIC_NAME(Script);
-
-int 
-Script::compare(Script  *const&l1, Script *const&l2) 
+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"));
 }
-