source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+ (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "music-output-def.hh"
#include "translator.hh"
#include "debug.hh"
#include "pcursor.hh"
+#include "rational.hh"
Translator_group::Translator_group (Translator_group const&s)
: Translator(s)
void
Translator_group::check_removal()
{
- for (int i =0; i < group_l_arr ().size();)
+ Link_array<Translator_group> groups (group_l_arr ());
+
+ for (int i =0; i < groups.size(); i++)
{
- group_l_arr ()[i]->check_removal();
- if (group_l_arr ()[i]->removable_b())
- terminate_translator (group_l_arr ()[i]);
- else
- i++;
+ groups[i]->check_removal();
+ if (groups[i]->removable_b())
+ terminate_translator (groups[i]);
}
}
IMPLEMENT_IS_TYPE_B1(Translator_group, Translator);
void
-Translator_group::add (Translator *trans_p)
+Translator_group::add_translator (Translator *trans_p)
{
trans_p_list_.bottom().add (trans_p);
trans_p->daddy_trans_l_ = this;
trans_p->add_processing ();
}
+void
+Translator_group::set_acceptor (String accepts, bool add)
+{
+ if (add)
+ accepts_str_arr_.push (accepts);
+ else
+ for (int i=accepts_str_arr_.size (); i--; )
+ if (accepts_str_arr_[i] == accepts)
+ accepts_str_arr_.del (i);
+}
+
+void
+Translator_group::set_element (String s, bool add)
+{
+ if (!get_translator_l (s))
+ error ("Program has no such type");
+
+ if (add)
+ consists_str_arr_.push (s);
+ else
+ for (int i=consists_str_arr_.size (); i--; )
+ if (consists_str_arr_[i] == s)
+ consists_str_arr_.del (i);
+}
+
bool
Translator_group::removable_b() const
{
- return !(iterator_count_ || group_l_arr ().size());
+ for (PCursor<Translator*> i (trans_p_list_.top ()); i.ok (); i++)
+ {
+ if (dynamic_cast <Translator_group *> (i.ptr ()))
+ return false;
+ }
+
+ return !iterator_count_;
}
-Translator_group *
+Translator_group *
Translator_group::find_existing_translator_l (String n, String id)
{
- if (is_alias_b (n) && (id_str_ == id || !id))
+ if (is_alias_b (n) && (id_str_ == id || id.empty_b ()))
return this;
+
+ Link_array<Translator_group> groups (group_l_arr ());
Translator_group* r = 0;
- for (int i =0; !r && i < group_l_arr ().size(); i++)
+ for (int i =0; !r && i < groups.size(); i++)
{
- r = group_l_arr ()[i]->find_existing_translator_l (n,id);
+ r = groups[i]->find_existing_translator_l (n,id);
}
-
+
return r;
}
Link_array<Translator_group>
Translator_group::path_to_acceptable_translator (String type) const
{
- Link_array<Translator_group> retval;
-
- if (type_str_ == type)
- {
- retval.push (output_def_l ()->find_translator_l (type)->group_l ());
- }
- else for (int i=0; i < accepts_str_arr_.size (); i++)
+ Link_array<Translator_group> accepted_arr;
+ for (int i=0; i < accepts_str_arr_.size (); i++)
{
Translator *t = output_def_l ()->find_translator_l (accepts_str_arr_[i]);
- if (!t || !t->group_l ())
+ if (!t || !dynamic_cast <Translator_group *> (t))
continue;
-
- Translator_group * g = t->group_l ();
-
+ accepted_arr.push (dynamic_cast <Translator_group *> (t));
+ }
+
+
+ for (int i=0; i < accepted_arr.size (); i++)
+ if (accepted_arr[i]->type_str_ == type)
+ {
+ Link_array<Translator_group> retval;
+ retval.push (accepted_arr[i]);
+ return retval;
+ }
+
+ Link_array<Translator_group> best_result;
+ int best_depth= INT_MAX;
+ for (int i=0; i < accepted_arr.size (); i++)
+ {
+ Translator_group * g = accepted_arr[i];
+
Link_array<Translator_group> result
= g->path_to_acceptable_translator (type);
- if (result.size ())
+ if (result.size () && result.size () < best_depth)
{
- retval.push (output_def_l ()->find_translator_l (type_str_)->group_l ());
- retval.concat (result);
- break;
+ result.insert (g,0);
+ best_result = result;
}
}
- return retval;
+ return best_result;
}
Translator_group*
Translator_group * existing = find_existing_translator_l (n,id);
if (existing)
return existing;
-
+
Link_array<Translator_group> path = path_to_acceptable_translator (n);
-
- /*
- if path.size () == 1, then
- type_str_ == n, but not id == id_str_
- */
- if (path.size () > 1)
+
+ if (path.size ())
{
- assert (path.size () > 1);
Translator_group * current = this;
// start at 1. The first one (index 0) will be us.
- for (int i=1; i < path.size (); i++)
+ for (int i=0; i < path.size (); i++)
{
- Translator_group * new_group = path[i]->clone ()->group_l ();
- current->add (new_group);
+ Translator_group * new_group = dynamic_cast<Translator_group*>(path[i]->clone ());
+ current->add_translator (new_group);
current = new_group;
}
current->id_str_ = id;
return current;
}
-
+
Translator_group *ret = 0;
if (daddy_trans_l_)
ret = daddy_trans_l_->find_create_translator_l (n,id);
- else
+ else
{
- warning ("Can't find or create `" + n + "' called `" + id + "'\n");
+ warning (_f ("can't find or create `%s\' called `%s\'", n, id));
ret =0;
}
return ret;
Translator_group::do_try_request (Request* req_l)
{
bool hebbes_b =false;
- for (int i =0; !hebbes_b && i < nongroup_l_arr ().size() ; i++)
- hebbes_b =nongroup_l_arr ()[i]->try_request (req_l);
+
+ Link_array<Translator> nongroups (nongroup_l_arr ());
+
+ for (int i =0; !hebbes_b && i < nongroups.size() ; i++)
+ hebbes_b =nongroups[i]->try_request (req_l);
if (!hebbes_b && daddy_trans_l_)
hebbes_b = daddy_trans_l_->try_request (req_l);
return hebbes_b ;
{
if (!level || !daddy_trans_l_)
return this;
-
+
return daddy_trans_l_->ancestor_l (level-1);
}
Link_array<Translator_group> groups;
for (PCursor<Translator*> i (trans_p_list_.top ()); i.ok (); i++)
{
- if (i->group_l ())
- groups.push (i->group_l ());
+ if (dynamic_cast <Translator_group *> (i.ptr ()))
+ groups.push (dynamic_cast <Translator_group *> (i.ptr ()));
}
return groups;
}
Link_array<Translator> groups;
for (PCursor<Translator*> i (trans_p_list_.top ()); i.ok (); i++)
{
- if (!i->group_l ())
+ if (!dynamic_cast <Translator_group *> (i.ptr ()))
groups.push (i.ptr ());
}
return groups;
void
Translator_group::terminate_translator (Translator*r_l)
{
- DOUT << "Removing " << r_l->name() << " at " << now_moment () << "\n";
+ DOUT << "Removing " << r_l->name() << " at " << now_moment () << '\n';
r_l->removal_processing();
Translator * trans_p =remove_translator_p (r_l);
-
+
delete trans_p;
}
Translator *
Translator_group::remove_translator_p (Translator*trans_l)
{
+ assert (trans_l);
+
PCursor<Translator*> trans_cur (trans_p_list_.find (trans_l));
Translator * t = trans_cur.remove_p();
/*
For elegant design, we would do this too. Alas, it does not work yet..
-
+
t-> removal_processing ();
*/
t-> daddy_trans_l_ = 0;
Translator*
Translator_group::get_simple_translator (char const *type) const
{
- for (int i=0; i < nongroup_l_arr ().size(); i++)
+ Link_array<Translator> nongroups (nongroup_l_arr ());
+ for (int i=0; i < nongroups.size(); i++)
{
- if (nongroup_l_arr ()[i]->name() == type)
- return nongroup_l_arr ()[i];
+ if (nongroups[i]->name() == type)
+ return nongroups[i];
}
if (daddy_trans_l_)
return daddy_trans_l_->get_simple_translator (type);
if (accepts_str_arr_.size())
{
Translator*t = output_def_l ()->find_translator_l (accepts_str_arr_[0]);
- Translator_group * g= t->clone ()->group_l ();
- add (g);
-
+ if (!t)
+ {
+ warning (_f ("can't find or create `%s\'", accepts_str_arr_[0]));
+ t = this;
+ }
+ Translator_group * g= dynamic_cast <Translator_group*>(t->clone ());
+ add_translator (g);
+
if (!g->is_bottom_translator_b ())
return g->get_default_interpreter ();
else
}
void
-Translator_group::each (Method_pointer method) const
+Translator_group::each (Method_pointer method)
+{
+ for (PCursor<Translator*> i (trans_p_list_.top ()); i.ok (); i++)
+ (i.ptr()->*method) ();
+}
+
+void
+Translator_group::each (Const_method_pointer method) const
{
for (PCursor<Translator*> i (trans_p_list_.top ()); i.ok (); i++)
- (i.ptr()->*method) ();
+ (i.ptr()->*method) ();
}
void
}
else
{
- if (id_str_)
+ if (id_str_.length_i ())
DOUT << "ID: " << id_str_ ;
- DOUT << " iterators: " << iterator_count_<< "\n";
+ DOUT << " iterators: " << iterator_count_<< '\n';
}
each (&Translator::print);
#endif
void
Translator_group::do_add_processing ()
{
- for (int i=0; i < consists_str_arr_.size(); i++)
+ for (int i=0; i < consists_str_arr_.size(); i++)
{
Translator * t = output_def_l ()->find_translator_l (consists_str_arr_[i]);
if (!t)
- warning ("Could not find `" +consists_str_arr_[i]+ "'");
+ warning (_f ("can't find `%s\'", consists_str_arr_[i]));
else
- add (t->clone ());
+ add_translator (t->clone ());
}
}