release: 1.3.89

[lilypond.git] / lily / script.cc

diff --git a/lily/script.cc b/lily/script.cc
index c7e5d4177050a6481fcfc3882adb8b2dc06687b3..333593a2d8e12cf6db475e343b7f04ac04c15ae1 100644 (file)
--- a/lily/script.cc
+++ b/lily/script.cc
@@ -1,147 +1,75 @@
-/*
-  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--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-*/
-#include "script-def.hh"
-#include "musical-request.hh"
-#include "paper-def.hh"
+#include "debug.hh"
 #include "script.hh"
-#include "stem.hh"
-#include "molecule.hh"
 #include "lookup.hh"
+#include "side-position-interface.hh"
+#include "paper-def.hh"
+#include "item.hh"
 
-void
-Script::do_print () const
+Molecule
+Script::get_molecule(Score_element * me, Direction d)
 {
-#ifndef NPRINT
-  specs_p_->print ();
-#endif
-}
+  SCM s = me->get_elt_property ("molecule");
+  assert (gh_pair_p (s));
 
-void
-Script::do_substitute_dependency (Score_element*o,Score_element*n)
-{
-  Staff_side::do_substitute_dependency (o,n);
-  if (o == stem_l_)
+  SCM key = gh_car  (s);
+  if (key == ly_symbol2scm ("feta"))
     {
-      stem_l_ = dynamic_cast<Stem *> (n);
+      return me->lookup_l ()->afm_find ("scripts-" +
+                                   ly_scm2string (index_cell (gh_cdr (s), d)));
     }
-}
-
-void
-Script::set_stem (Stem*st_l)
-{
-  stem_l_ = st_l;
-  add_support (st_l);
-}
-
-
-Script::Script ()
-{
-  axis_ = Y_AXIS;
-  specs_p_ = 0;
-  stem_l_ = 0;
-  postbreak_only_b_ = true;
-  dir_ =  CENTER;
-}
-
-void
-Script::set_default_dir ()
-{
-  int s_i=specs_p_->rel_stem_dir ();
-  if (s_i)
+  else if (key == ly_symbol2scm ("accordion"))
     {
-      if (stem_l_)
-       dir_ = Direction (stem_l_->dir_ * s_i);
-      else
-       {
-         specs_p_->warning (_ ("script needs stem direction"));
-         dir_ = DOWN;
-       }
+      return me->lookup_l ()->accordion (gh_cdr (s), me->paper_l()->get_var("staffspace"));
     }
   else
-    {
-      dir_ =specs_p_->staff_dir ();
-    }
-  assert (dir_);
-}
-
-
-Interval
-Script::do_width () const
-{
-  return specs_p_->get_atom (paper (), dir_).extent ().x ();
-}
-
-void
-Script::do_pre_processing ()
-{
-  Staff_side::do_pre_processing ();
-  if (breakable_b_ && postbreak_only_b_ && (break_status_dir () != RIGHT))
-    {
-      transparent_b_ = true;
-      set_empty (true);
-    }
-  
-  if (axis_ == Y_AXIS && !dir_)
-    set_default_dir ();
-}
+    assert (false);
 
-Interval
-Script::symbol_height () const
-{
-  return specs_p_->get_atom (paper (), dir_).extent ().y ();
+  return Molecule ();
 }
 
-Interval
-Script::symbol_width () const
+MAKE_SCHEME_CALLBACK(Script,after_line_breaking);
+SCM
+Script::after_line_breaking (SCM smob)
 {
-  return specs_p_->width (paper ());
-}
+  Score_element * me = unsmob_element (smob);
 
-Molecule*
-Script::brew_molecule_p () const
-{
-  Real dx =0.;
+  Direction d = Side_position::get_direction (me);
+  Side_position::set_direction (me,d);
 
-  Molecule*mol_p = new Molecule (specs_p_->get_atom (paper (), dir_));
-  /*
-    ugh, staccato dots are not centred between stafflines (how?)?
-  */
-  Real correct =0.0;
-  if (axis_ == Y_AXIS){
-    dx =  paper ()->note_width ()/2;
-    correct = - (Real)dir_ * 2.0 * paper ()->rule_thickness ();
-    mol_p->translate_axis (dx, X_AXIS);        // FIXME! ugh
-  }
-  
-  mol_p->translate_axis (coordinate_offset_f_ + correct, axis_);
-
-  return mol_p;
+  return SCM_UNSPECIFIED;
 }
 
+MAKE_SCHEME_CALLBACK(Script,brew_molecule);
 
-IMPLEMENT_IS_TYPE_B2 (Script,Item,Staff_side);
-
-int
-Script::compare (Script  *const&l1, Script *const&l2)
+SCM
+Script::brew_molecule (SCM smob)
 {
-  return l1->specs_p_->priority_i() - l2->specs_p_->priority_i ();
+  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();
 }
 
-Script::~Script ()
+bool
+Script::has_interface (Score_element*me)
 {
-  delete specs_p_;
+  return me->has_interface (ly_symbol2scm ("script-interface"));
 }
- 
-Script::Script (Script const&s)
-  : Item (s), Staff_side(s)
+
+void
+Script::set_interface (Score_element*me)
 {
-  specs_p_ = s.specs_p_ ? s.specs_p_->clone (): 0;
-  stem_l_ =s.stem_l_;
-  postbreak_only_b_ = s.postbreak_only_b_;
+  return me->set_interface (ly_symbol2scm ("script-interface"));
 }
-