/*
- phrasing-slur-engraver.cc -- implement Phrasing_slur_engraver
+ This file is part of LilyPond, the GNU music typesetter.
- (c) 1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ Copyright (C) 1997--2014 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 "event.hh"
-#include "slur.hh"
-#include "warn.hh"
-#include "note-column.hh"
-#include "translator-group.hh"
#include "engraver.hh"
+
+#include "context.hh"
+#include "directional-element-interface.hh"
+#include "international.hh"
+#include "note-column.hh"
+#include "slur.hh"
+#include "slur-proto-engraver.hh"
#include "spanner.hh"
+#include "stream-event.hh"
+#include "warn.hh"
-/*
- TODO:
-
- ALGRGRRGRG
+#include "translator.icc"
- Derive this from Slur_engraver. This code is completely duplicate.
-*/
-class Phrasing_slur_engraver : public Engraver
+class Phrasing_slur_engraver : public Slur_proto_engraver
{
- Link_array<Music> eventses_;
- Link_array<Music> new_phrasing_slur_evs_;
- Link_array<Grob> phrasing_slur_l_stack_;
- Link_array<Grob> end_phrasing_slurs_;
- Moment last_start_;
-
protected:
- virtual bool try_music (Music*);
- virtual void acknowledge_grob (Grob_info);
- virtual void stop_translation_timestep ();
- virtual void start_translation_timestep ();
- virtual void finalize ();
- virtual void process_acknowledged_grobs ();
+ DECLARE_TRANSLATOR_LISTENER (phrasing_slur);
+ DECLARE_ACKNOWLEDGER (slur);
public:
- TRANSLATOR_DECLARATIONS(Phrasing_slur_engraver);
-
+ TRANSLATOR_DECLARATIONS (Phrasing_slur_engraver);
};
-Phrasing_slur_engraver::Phrasing_slur_engraver ()
-{
- last_start_ = Moment (-1);
-}
-
-bool
-Phrasing_slur_engraver::try_music (Music *ev)
-{
- if (ev->is_mus_type ("phrasing-slur-event"))
- {
- /*
- Let's not start more than one phrasing slur per moment.
- */
-
- Direction d = to_dir (ev->get_mus_property ("span-direction"));
-
- if (d == START)
- {
- if (now_mom () > last_start_)
- {
- new_phrasing_slur_evs_.push (ev);
- last_start_ = now_mom ();
- return true;
- }
- }
- else
- {
- new_phrasing_slur_evs_.push (ev);
- return true;
- }
- }
- return false;
-}
-
-void
-Phrasing_slur_engraver::acknowledge_grob (Grob_info info)
+Phrasing_slur_engraver::Phrasing_slur_engraver () :
+ Slur_proto_engraver (0, "PhrasingSlur", "phrasing slur", "phrasing-slur-event")
{
- if (Note_column::has_interface (info.grob_))
- {
- Grob *e =info.grob_;
- for (int i = 0; i < phrasing_slur_l_stack_.size (); i++)
- Slur::add_column (phrasing_slur_l_stack_[i], e);
- for (int i = 0; i < end_phrasing_slurs_.size (); i++)
- Slur::add_column (end_phrasing_slurs_[i], e);
- }
}
+IMPLEMENT_TRANSLATOR_LISTENER (Phrasing_slur_engraver, phrasing_slur);
void
-Phrasing_slur_engraver::finalize ()
+Phrasing_slur_engraver::listen_phrasing_slur (Stream_event *ev)
{
- for (int i = 0; i < phrasing_slur_l_stack_.size (); i++)
- {
- /*
- Let's not typeset unterminated stuff
- */
- phrasing_slur_l_stack_[i]->suicide ();
- }
- phrasing_slur_l_stack_.clear ();
-
- for (int i=0; i < eventses_.size (); i++)
- {
- eventses_[i]->origin ()->warning (_ ("unterminated phrasing slur"));
- }
+ internal_listen_slur (ev);
}
void
-Phrasing_slur_engraver::process_acknowledged_grobs ()
+Phrasing_slur_engraver::acknowledge_slur (Grob_info info)
{
- Link_array<Grob> start_phrasing_slurs;
- for (int i=0; i< new_phrasing_slur_evs_.size (); i++)
- {
- Music* phrasing_slur_ev = new_phrasing_slur_evs_[i];
- // end phrasing slur: move the phrasing slur to other array
-
- Direction d = to_dir (phrasing_slur_ev->get_mus_property ("span-direction"));
-
- if (d == STOP)
- {
- if (phrasing_slur_l_stack_.empty ())
- phrasing_slur_ev->origin ()->warning (_f ("can't find start of phrasing slur"));
- else
- {
- Grob* phrasing_slur = phrasing_slur_l_stack_.pop ();
- end_phrasing_slurs_.push (phrasing_slur);
- eventses_.pop ();
- }
- }
- else if (d == START)
- {
- // push a new phrasing_slur onto stack.
- // (use temp. array to wait for all phrasing_slur STOPs)
- Grob* phrasing_slur = make_spanner ("PhrasingSlur");
- Slur::set_interface (phrasing_slur); // can't remove.
-
-
- if (Direction updown = to_dir (phrasing_slur_ev->get_mus_property ("direction")))
- {
- phrasing_slur->set_grob_property ("direction", gh_int2scm (updown));
- }
-
- start_phrasing_slurs.push (phrasing_slur);
- eventses_.push (phrasing_slur_ev);
- announce_grob(phrasing_slur, phrasing_slur_ev->self_scm());
- }
- }
- for (int i=0; i < start_phrasing_slurs.size (); i++)
- phrasing_slur_l_stack_.push (start_phrasing_slurs[i]);
- new_phrasing_slur_evs_.clear ();
+ acknowledge_extra_object (info);
}
-void
-Phrasing_slur_engraver::stop_translation_timestep ()
-{
- for (int i = 0; i < end_phrasing_slurs_.size (); i++)
- {
- typeset_grob (end_phrasing_slurs_[i]);
- }
- end_phrasing_slurs_.clear ();
-}
-
-void
-Phrasing_slur_engraver::start_translation_timestep ()
-{
- new_phrasing_slur_evs_.clear ();
-}
-
-
-
-ENTER_DESCRIPTION(Phrasing_slur_engraver,
-/* descr */ "Print phrasing slurs. Similar to @ref{Slur_engraver}",
-/* creats*/ "PhrasingSlur",
-/* accepts */ "phrasing-slur-event",
-/* acks */ "note-column-interface",
-/* reads */ "",
-/* write */ "");
+ADD_ACKNOWLEDGER (Phrasing_slur_engraver, inline_accidental);
+ADD_ACKNOWLEDGER (Phrasing_slur_engraver, fingering)
+ADD_ACKNOWLEDGER (Phrasing_slur_engraver, note_column);
+ADD_ACKNOWLEDGER (Phrasing_slur_engraver, slur);
+ADD_ACKNOWLEDGER (Phrasing_slur_engraver, script);
+ADD_ACKNOWLEDGER (Phrasing_slur_engraver, dots);
+ADD_ACKNOWLEDGER (Phrasing_slur_engraver, text_script);
+ADD_END_ACKNOWLEDGER (Phrasing_slur_engraver, tie);
+ADD_ACKNOWLEDGER (Phrasing_slur_engraver, tuplet_number);
+
+ADD_TRANSLATOR (Phrasing_slur_engraver,
+ /* doc */
+ "Print phrasing slurs. Similar to @ref{Slur_engraver}.",
+
+ /* create */
+ "PhrasingSlur ",
+
+ /* read */
+ "",
+
+ /* write */
+ ""
+ );
projects / lilypond.git / blobdiff