/*
- parenthesis-engraver.cc -- implement Parenthesis_engraver
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2005--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 2005--2007 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 "engraver.hh"
#include "item.hh"
#include "pointer-group-interface.hh"
-#include "simple-closure.hh"
#include "stream-event.hh"
#include "warn.hh"
TRANSLATOR_DECLARATIONS (Parenthesis_engraver);
protected:
- DECLARE_ACKNOWLEDGER (grob);
+ void acknowledge_grob (Grob_info);
};
-Parenthesis_engraver::Parenthesis_engraver ()
+Parenthesis_engraver::Parenthesis_engraver (Context *c)
+ : Engraver (c)
{
}
if (Stream_event *ev = info.event_cause ())
{
if (to_boolean (ev->get_property ("parenthesize")))
- {
- if (Item *victim = dynamic_cast<Item*> (info.grob ()))
- {
- Engraver *eng = dynamic_cast<Engraver*> (info.origin_translator ());
- Item *paren = eng->make_item ("ParenthesesItem", victim->self_scm ());
- Pointer_group_interface::add_grob (paren, ly_symbol2scm ("elements"), victim);
-
- paren->set_parent (victim, Y_AXIS);
-
- Real size = robust_scm2double (paren->get_property ("font-size"), 0.0)
- + robust_scm2double (victim->get_property ("font-size"), 0.0);
- paren->set_property ("font-size", scm_from_double (size));
-
- /*
- TODO?
-
- enlarge victim to allow for parentheses space?
- */
- }
- else
- {
- programming_error ("Don't know how to parenthesize spanners.");
- }
- }
+ {
+ if (Item *victim = dynamic_cast<Item *> (info.grob ()))
+ {
+ Engraver *eng = dynamic_cast<Engraver *> (info.origin_translator ());
+ Item *paren = eng->make_item ("ParenthesesItem", victim->self_scm ());
+ Pointer_group_interface::add_grob (paren, ly_symbol2scm ("elements"), victim);
+
+ paren->set_parent (victim, Y_AXIS);
+
+ Real size = robust_scm2double (paren->get_property ("font-size"), 0.0)
+ + robust_scm2double (victim->get_property ("font-size"), 0.0);
+ paren->set_property ("font-size", scm_from_double (size));
+
+ /*
+ TODO?
+
+ enlarge victim to allow for parentheses space?
+ */
+ }
+ else
+ {
+ info.grob ()->warning ("Don't know how to parenthesize spanners.");
+ }
+ }
}
}
-ADD_ACKNOWLEDGER (Parenthesis_engraver, grob);
+void
+Parenthesis_engraver::boot ()
+{
+ ADD_ACKNOWLEDGER (Parenthesis_engraver, grob);
+}
+
ADD_TRANSLATOR (Parenthesis_engraver,
- /* doc */ "Parenthesize objects whose music cause has the @code{parenthesize} "
- "property.",
-
- /* create */
- "ParenthesesItem ",
- /* read */ "",
- /* write */ "");
+ /* doc */
+ "Parenthesize objects whose music cause has the"
+ " @code{parenthesize} property.",
+
+ /* create */
+ "ParenthesesItem ",
+
+ /* read */
+ "",
+
+ /* write */
+ ""
+ );