/*
- mark-engraver.cc -- implement Mark_engraver
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1998--2011 Jan Nieuwenhuizen <janneke@gnu.org>
- (c) 1998--2006 Jan Nieuwenhuizen <janneke@gnu.org>
+ 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 <cctype>
#include "grob-array.hh"
#include "international.hh"
#include "item.hh"
+#include "stream-event.hh"
#include "text-interface.hh"
#include "warn.hh"
+#include "translator.icc"
+
/**
put stuff over or next to bars. Examples: bar numbers, marginal notes,
rehearsal marks.
class Mark_engraver : public Engraver
{
- void create_items (Music *);
+ void create_items (Stream_event *);
Item *text_;
- Music *mark_ev_;
+ Item *final_text_;
+ Stream_event *mark_ev_;
public:
TRANSLATOR_DECLARATIONS (Mark_engraver);
protected:
- virtual bool try_music (Music *ev);
void process_music ();
+ void start_translation_timestep ();
void stop_translation_timestep ();
+ virtual void finalize ();
+ DECLARE_TRANSLATOR_LISTENER (mark);
DECLARE_ACKNOWLEDGER (break_alignment);
- DECLARE_ACKNOWLEDGER (break_aligned);
};
Mark_engraver::Mark_engraver ()
{
text_ = 0;
+ final_text_ = 0;
mark_ev_ = 0;
}
-/*
- This is a flawed approach, since various break-aligned objects may
- not appear depending on key signature etc.
-
- We keep it in case someone puts the engraver in a lower context than score.
- */
void
-Mark_engraver::acknowledge_break_aligned (Grob_info inf)
+Mark_engraver::acknowledge_break_alignment (Grob_info inf)
{
Grob *s = inf.grob ();
if (text_
- && !text_->get_parent (X_AXIS)
- && (text_->get_property_data (ly_symbol2scm ("break-align-symbol"))
- == s->get_property_data (ly_symbol2scm ("break-align-symbol")))
- && Axis_group_interface::has_interface (s))
- {
- /*
- RehearsalMark cannot be break-aligned, since the width of the
- object should not be taken into alignment considerations.
- */
- text_->set_parent (s, X_AXIS);
- }
+ && dynamic_cast<Item *> (s))
+ text_->set_parent (s, X_AXIS);
}
void
-Mark_engraver::acknowledge_break_alignment (Grob_info inf)
+Mark_engraver::start_translation_timestep ()
{
- Grob *s = inf.grob ();
- if (text_
- && dynamic_cast<Item *> (s))
- {
- text_->set_parent (s, X_AXIS);
- }
+ final_text_ = 0;
}
-
void
Mark_engraver::stop_translation_timestep ()
{
if (text_)
- {
- text_->set_object ("side-support-elements",
- grob_list_to_grob_array (get_property ("stavesFound")));
- text_ = 0;
- }
+ {
+ text_->set_object ("side-support-elements",
+ grob_list_to_grob_array (get_property ("stavesFound")));
+ final_text_ = text_;
+ text_ = 0;
+ }
mark_ev_ = 0;
}
void
-Mark_engraver::create_items (Music *ev)
+Mark_engraver::finalize ()
+{
+ if (final_text_)
+ final_text_->set_property ("break-visibility",
+ scm_c_make_vector (3, SCM_BOOL_T));
+ final_text_ = 0;
+}
+
+void
+Mark_engraver::create_items (Stream_event *ev)
{
if (text_)
return;
text_ = make_item ("RehearsalMark", ev->self_scm ());
}
-bool
-Mark_engraver::try_music (Music *r)
+IMPLEMENT_TRANSLATOR_LISTENER (Mark_engraver, mark);
+void
+Mark_engraver::listen_mark (Stream_event *ev)
{
- mark_ev_ = r;
- return true;
+ ASSIGN_EVENT_ONCE (mark_ev_, ev);
}
/*
}
}
-#include "translator.icc"
-
-ADD_ACKNOWLEDGER (Mark_engraver, break_aligned);
ADD_ACKNOWLEDGER (Mark_engraver, break_alignment);
ADD_TRANSLATOR (Mark_engraver,
- /* doc */ "This engraver will create RehearsalMark objects. "
- "It puts them on top of all staves (which is taken from "
- "the property @code{stavesFound}). If moving this engraver "
- "to a different context, "
- "@ref{Staff_collecting_engraver} must move along, otherwise all marks"
- "end up on the same Y-location",
+ /* doc */
+ "Create @code{RehearsalMark} objects. It puts them on top of"
+ " all staves (which is taken from the property"
+ " @code{stavesFound}). If moving this engraver to a different"
+ " context, @ref{Staff_collecting_engraver} must move along,"
+ " otherwise all marks end up on the same Y@tie{}location.",
- /* create */ "RehearsalMark",
- /* accept */ "mark-event",
+ /* create */
+ "RehearsalMark ",
+
/* read */
"markFormatter "
"rehearsalMark "
"stavesFound ",
- /* write */ "");
+ /* write */
+ ""
+ );