hyphen-engraver.cc -- implement Hyphen_engraver
source file of the GNU LilyPond music typesetter
-
- (c) 1999--2004 Glen Prideaux <glenprideaux@iname.com>,
- Han-Wen Nienhuys <hanwen@cs.uu.nl>,
- Jan Nieuwenhuizen <janneke@gnu.org>
+
+ (c) 1999--2005 Glen Prideaux <glenprideaux@iname.com>,
+ Han-Wen Nienhuys <hanwen@cs.uu.nl>,
+ Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include "warn.hh"
class Hyphen_engraver : public Engraver
{
- Music* ev_;
- Spanner* hyphen_;
- Spanner * finished_hyphen_;
+ Music *ev_;
+ Spanner *hyphen_;
+ Spanner *finished_hyphen_;
public:
- TRANSLATOR_DECLARATIONS(Hyphen_engraver);
+ TRANSLATOR_DECLARATIONS (Hyphen_engraver);
protected:
virtual void acknowledge_grob (Grob_info);
virtual void finalize ();
- virtual bool try_music (Music*);
+ virtual bool try_music (Music *);
virtual void stop_translation_timestep ();
virtual void process_music ();
private:
-
};
-
-
-
Hyphen_engraver::Hyphen_engraver ()
{
hyphen_ = 0;
void
Hyphen_engraver::acknowledge_grob (Grob_info i)
{
- Item * item = dynamic_cast<Item*> (i.grob_);
- // -> text_item
+ Item *item = dynamic_cast<Item *> (i.grob_);
+ // -> Text_item
if (item && item->internal_has_interface (ly_symbol2scm ("lyric-syllable-interface")))
{
if (hyphen_)
}
}
-
bool
-Hyphen_engraver::try_music (Music* r)
+Hyphen_engraver::try_music (Music *r)
{
if (ev_)
return false;
}
void
-completize_hyphen (Spanner* sp)
+completize_hyphen (Spanner *sp)
{
if (!sp->get_bound (RIGHT))
{
SCM heads = sp->get_property ("heads");
- if (gh_pair_p (heads))
+ if (scm_is_pair (heads))
{
- Item* it = dynamic_cast<Item*> (unsmob_grob (gh_car (heads)));
+ Item *it = dynamic_cast<Item *> (unsmob_grob (scm_car (heads)));
if (it)
sp->set_bound (RIGHT, it);
}
}
}
-
-
void
Hyphen_engraver::finalize ()
{
if (!hyphen_->get_bound (RIGHT))
{
- hyphen_->warning (_ ("unterminated hyphen; removing"));
+ hyphen_->warning (_ ("removing unterminated hyphen"));
hyphen_->suicide ();
}
- typeset_grob (hyphen_);
hyphen_ = 0;
}
if (!finished_hyphen_->get_bound (RIGHT))
{
- finished_hyphen_->warning (_("unterminated hyphen; removing"));
+ finished_hyphen_->warning (_ ("unterminated hyphen; removing"));
finished_hyphen_->suicide ();
}
- typeset_grob (finished_hyphen_);
- finished_hyphen_ =0;
+ finished_hyphen_ = 0;
}
}
{
if (ev_)
{
- hyphen_ = make_spanner ("LyricHyphen");
- announce_grob (hyphen_, ev_->self_scm());
+ hyphen_ = make_spanner ("LyricHyphen", ev_->self_scm ());
}
}
-
void
Hyphen_engraver::stop_translation_timestep ()
{
if (finished_hyphen_ && finished_hyphen_->get_bound (RIGHT))
{
- typeset_grob (finished_hyphen_);
finished_hyphen_ = 0;
}
if (finished_hyphen_ && hyphen_)
{
- programming_error ("Haven't finished hyphen yet.");
- typeset_grob (finished_hyphen_);
- finished_hyphen_ =0;
+ programming_error ("hyphen not finished yet");
+ finished_hyphen_ = 0;
}
-
+
if (hyphen_)
finished_hyphen_ = hyphen_;
hyphen_ = 0;
ev_ = 0;
}
-
-
-
-ENTER_DESCRIPTION(Hyphen_engraver,
-/* descr */ "Create lyric hyphens",
-/* creats*/ "LyricHyphen",
-/* accepts */ "hyphen-event",
-/* acks */ "lyric-syllable-interface",
-/* reads */ "",
-/* write */ "");
+ADD_TRANSLATOR (Hyphen_engraver,
+ /* descr */ "Create lyric hyphens",
+ /* creats*/ "LyricHyphen",
+ /* accepts */ "hyphen-event",
+ /* acks */ "lyric-syllable-interface",
+ /* reads */ "",
+ /* write */ "");