source file of the GNU LilyPond music typesetter
- (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
+#include "scm-hash.hh"
-#include "debug.hh"
+#include "warn.hh"
#include "music-output-def.hh"
#include "global-translator.hh"
-#include "dictionary-iter.hh"
+#include "context-def.hh"
+#include "main.hh"
+#include "file-path.hh"
+#include "lily-guile.hh"
+#include "ly-modules.hh"
-int
-Music_output_def::get_next_default_count () const
-{
- return 0;
-}
-
-IMPLEMENT_IS_TYPE_B(Music_output_def);
+#include "ly-smobs.icc"
Music_output_def::Music_output_def ()
{
+ scaled_fonts_ = SCM_EOL;
+ translator_tab_ = new Scheme_hash_table;
+ scope_ = SCM_EOL;
+ smobify_self ();
+ scm_gc_unprotect_object (translator_tab_->self_scm ());
+
+ scope_ = ly_make_anonymous_module();
}
+
+
Music_output_def::~Music_output_def ()
{
- for (Dictionary_iter<Translator*> i (translator_p_dict_); i.ok (); i++)
- delete i.val ();
}
Music_output_def::Music_output_def (Music_output_def const &s)
{
- outfile_str_ = s.outfile_str_;
- for (Dictionary_iter<Translator*> i (s.translator_p_dict_); i.ok (); i++)
- assign_translator (i.key (), i.val ()->clone ());
+ scope_ = SCM_EOL;
+ translator_tab_ = new Scheme_hash_table (*s.translator_tab_);
+
+ scaled_fonts_ = SCM_EOL;
+
+ smobify_self ();
+ scm_gc_unprotect_object (translator_tab_->self_scm ());
+
+ scaled_fonts_ = scm_list_copy (s.scaled_fonts_);
+
+ scope_= ly_make_anonymous_module ();
+ if (ly_module_p (s.scope_))
+ ly_copy_module_variables (scope_, s.scope_);
}
-Translator*
-Music_output_def::find_translator_l (String name) const
+
+IMPLEMENT_SMOBS (Music_output_def);
+IMPLEMENT_DEFAULT_EQUAL_P (Music_output_def);
+
+SCM
+Music_output_def::mark_smob (SCM m)
{
- if (translator_p_dict_.elt_b (name))
- return translator_p_dict_[name];
+ Music_output_def * mo = (Music_output_def*) SCM_CELL_WORD_1 (m);
+ scm_gc_mark (mo->translator_tab_->self_scm ());
+ scm_gc_mark (mo->scope_);
- if (global_translator_dict_p->elt_b (name))
- return (*global_translator_dict_p)[name];
+ return mo->scaled_fonts_;
+}
- return 0;
+void
+Music_output_def::assign_translator (SCM transdef)
+{
+ Context_def *tp = unsmob_context_def (transdef);
+ assert (tp);
+
+ translator_tab_->set (tp->get_context_name (), transdef);
+
+ String nm = ly_symbol2string (tp->get_context_name ()) + "Context";
+
+
+ scm_module_define (scope_, ly_symbol2scm (nm.to_str0()), transdef);
+}
+
+/*
+ find the translator for NAME. NAME must be a symbol.
+ */
+SCM
+Music_output_def::find_translator (SCM name) const
+{
+ SCM val =SCM_EOL;
+ translator_tab_->try_retrieve (name, &val);
+ return val;
}
Global_translator *
-Music_output_def::get_global_translator_p ()
+Music_output_def::get_global_translator ()
{
- Translator * t = find_translator_l ("Score");
+ SCM key = ly_symbol2scm ("Score");
+ Context_def * t = unsmob_context_def (find_translator (key));
+
if (!t)
- error (_("Can't find Score context"));
- t = t->clone ();
- Global_translator *g = t->group_l ()->global_l ();
- t->add_processing ();
+ error (_f ("can't find `%s' context", "Score"));
+
+ Translator_group * tg = t->instantiate (this, SCM_EOL);
+
+ tg->initialize ();
- return g;
+ return dynamic_cast <Global_translator *> (tg);
}
-
-void
-Music_output_def::assign_translator (String s, Translator*t)
+int
+Music_output_def::print_smob (SCM s, SCM p, scm_print_state *)
{
- t->type_str_ = s;
- t->output_def_l_ = this;
+ Music_output_def * def = unsmob_music_output_def (s);
+ scm_puts ("#< ", p);
+ scm_puts (classname (def), p);
- if (translator_p_dict_.elt_b (s))
- delete translator_p_dict_[s];
- translator_p_dict_[s] = t;
+ (void)def;
+ scm_puts (">", p);
+ return 1;
}
+
+SCM
+Music_output_def::get_scmvar (String s) const
+{
+ return lookup_variable (ly_symbol2scm (s.to_str0 ()));
+}
+
+
void
-Music_output_def::print () const
+Music_output_def::set_variable (SCM sym, SCM val)
+{
+ scm_module_define (scope_, sym, val);
+}
+
+SCM
+Music_output_def::lookup_variable (SCM sym) const
+{
+ SCM var = ly_module_lookup (scope_, sym);
+
+ return scm_variable_ref (var);
+}
+
+LY_DEFINE(ly_paper_lookup,
+ "ly:paper-lookup",
+ 2, 0,0,
+ (SCM pap, SCM sym),
+ "Lookup @var{sym} in @var{pap}. Return the value "
+ " or '() if undefined. "
+ )
{
-#ifndef NPRINT
- for (Dictionary_iter<Translator*> i (translator_p_dict_); i.ok (); i++)
- {
- DOUT << i.key () << " = ";
- i.val ()->print ();
- }
- DOUT << "output: " << outfile_str_;
-#endif
+ Music_output_def *op = unsmob_music_output_def (pap);
+ SCM_ASSERT_TYPE (op, pap, SCM_ARG1, __FUNCTION__, "Paper");
+ SCM_ASSERT_TYPE (gh_symbol_p (sym), sym, SCM_ARG2, __FUNCTION__, "symbol");
+
+ SCM v = op->lookup_variable (sym);
+
+ if (SCM_VARIABLEP(v))
+ return SCM_VARIABLE_REF(v);
+ else
+ return SCM_EOL;
+}
+
+LY_DEFINE(ly_output_def_scope,
+ "ly:output-def-scope",
+ 1, 0,0,
+ (SCM def),
+ "Get the scope inside @var{def}."
+ )
+{
+ Music_output_def *op = unsmob_music_output_def (def);
+ SCM_ASSERT_TYPE (op, def, SCM_ARG1, __FUNCTION__, "Output definition");
+
+ return op->scope_;
}
+
+
+LY_DEFINE(ly_output_def_clone,
+ "ly:output-def-clone",
+ 1, 0,0,
+ (SCM def),
+ "Clone @var{def}."
+ )
+{
+ Music_output_def *op = unsmob_music_output_def (def);
+ SCM_ASSERT_TYPE (op, def, SCM_ARG1, __FUNCTION__, "Output definition");
+
+ SCM s = op->clone ()->self_scm ();
+ scm_gc_unprotect_object (s);
+ return s;
+}
+
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