/*
- property-iterator.cc -- implement Property_iterator
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 1997--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
*/
#include "property-iterator.hh"
translation unit, and set the property.
*/
void
-Property_iterator::process (Moment m)
+Property_iterator::process (Moment mom)
{
- SCM sym = get_music ()->get_property ("symbol");
- if (scm_is_symbol (sym))
- {
- SCM val = get_music ()->get_property ("value");
- bool ok = true;
- if (val != SCM_EOL)
- ok = type_check_assignment (sym, val, ly_symbol2scm ("translation-type?"));
- if (ok)
- get_outlet ()->internal_set_property (sym, val);
- }
- Simple_music_iterator::process (m);
-}
-
-void
-Property_unset_iterator::process (Moment m)
-{
- SCM sym = get_music ()->get_property ("symbol");
- type_check_assignment (sym, SCM_EOL, ly_symbol2scm ("translation-type?"));
- get_outlet ()->unset_property (sym);
+ Context *o = get_outlet ();
+ Music *m = get_music ();
- Simple_music_iterator::process (m);
-}
-
-MAKE_SCHEME_CALLBACK (Property_iterator, once_finalization, 2);
-SCM
-Property_iterator::once_finalization (SCM translator, SCM music)
-{
- Music *m = unsmob_music (music);
- Context *tg
- = dynamic_cast<Context *> (unsmob_context (translator));
- SCM sym = m->get_property ("symbol");
+ send_stream_event (o, "SetProperty", m->origin (),
+ ly_symbol2scm ("symbol"), m->get_property ("symbol"),
+ ly_symbol2scm ("value"), m->get_property ("value"),
+ ly_symbol2scm ("once"), m->get_property ("once"));
- tg->unset_property (sym);
- return SCM_UNSPECIFIED;
+ Simple_music_iterator::process (mom);
}
void
-Property_iterator::do_quit ()
+Property_unset_iterator::process (Moment mom)
{
- if (to_boolean (get_music ()->get_property ("once")))
- {
- SCM trans = get_outlet ()->self_scm ();
- SCM music = get_music ()->self_scm ();
+ Context *o = get_outlet ();
+ Music *m = get_music ();
- Global_context *tg = get_outlet ()->get_global_context ();
- tg->add_finalization (scm_list_n (once_finalization_proc,
- trans, music, SCM_UNDEFINED));
- }
+ send_stream_event (o, "UnsetProperty", m->origin (),
+ ly_symbol2scm ("symbol"), m->get_property ("symbol"),
+ ly_symbol2scm ("once"), m->get_property ("once"));
+
+ Simple_music_iterator::process (mom);
}
bool
if (!g)
mus->origin ()->warning (_f ("not a grob name, `%s'",
- ly_symbol2string (sym)));
+ ly_symbol2string (sym)));
return g;
}
{
SCM grob_property_path = get_property_path (get_music ());
SCM val = get_music ()->get_property ("grob-value");
+ SCM once = get_music ()->get_property ("once");
if (to_boolean (get_music ()->get_property ("pop-first"))
- && !to_boolean (get_music ()->get_property ("once")))
-
- execute_general_pushpop_property (get_outlet (), sym, grob_property_path, SCM_UNDEFINED);
-
- execute_general_pushpop_property (get_outlet (), sym, grob_property_path, val);
+ && !to_boolean (once))
+ send_stream_event (get_outlet (), "Revert", get_music ()->origin (),
+ ly_symbol2scm ("symbol"), sym,
+ ly_symbol2scm ("property-path"), grob_property_path);
+
+ send_stream_event (get_outlet (), "Override", get_music ()->origin (),
+ ly_symbol2scm ("symbol"), sym,
+ ly_symbol2scm ("property-path"), grob_property_path,
+ ly_symbol2scm ("once"), once,
+ ly_symbol2scm ("value"), val);
}
Simple_music_iterator::process (m);
}
-MAKE_SCHEME_CALLBACK (Push_property_iterator, once_finalization, 2);
-SCM
-Push_property_iterator::once_finalization (SCM trans, SCM music)
-{
- Music *mus = unsmob_music (music);
- Context *tg = dynamic_cast<Context *> (unsmob_context (trans));
-
- SCM sym = mus->get_property ("symbol");
- if (check_grob (mus, sym))
- {
- SCM grob_property_path = get_property_path (mus);
-
- execute_general_pushpop_property (tg, sym, grob_property_path, SCM_UNDEFINED);
- }
- return SCM_UNSPECIFIED;
-}
-
void
-Push_property_iterator::do_quit ()
+Pop_property_iterator::process (Moment mom)
{
- if (to_boolean (get_music ()->get_property ("once")))
- {
- SCM trans = get_outlet ()->self_scm ();
- SCM music = get_music ()->self_scm ();
-
- Global_context *tg = get_outlet ()->get_global_context ();
- tg->add_finalization (scm_list_n (once_finalization_proc,
- trans, music, SCM_UNDEFINED));
- }
-}
-
-void
-Pop_property_iterator::process (Moment m)
-{
- SCM sym = get_music ()->get_property ("symbol");
+ Music *m = get_music ();
+ SCM sym = m->get_property ("symbol");
- if (check_grob (get_music (), sym))
+ if (check_grob (m, sym))
{
- SCM grob_property_path = get_property_path (get_music ());
- execute_general_pushpop_property (get_outlet (), sym, grob_property_path, SCM_UNDEFINED);
+ SCM grob_property_path = get_property_path (m);
+
+ send_stream_event (get_outlet (), "Revert", m->origin (),
+ ly_symbol2scm ("symbol"), sym,
+ ly_symbol2scm ("once"), m->get_property ("once"),
+ ly_symbol2scm ("property-path"), grob_property_path);
}
- Simple_music_iterator::process (m);
+ Simple_music_iterator::process (mom);
}
IMPLEMENT_CTOR_CALLBACK (Pop_property_iterator);
IMPLEMENT_CTOR_CALLBACK (Push_property_iterator);
IMPLEMENT_CTOR_CALLBACK (Property_iterator);
IMPLEMENT_CTOR_CALLBACK (Property_unset_iterator);
-