source file of the GNU LilyPond music typesetter
- (c) 1997 Jan Nieuwenhuizen <jan@digicash.com>
+ (c) 1997--2000 Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include "key-performer.hh"
#include "command-request.hh"
-#include "midi-item.hh"
+#include "audio-item.hh"
+ADD_THIS_TRANSLATOR (Key_performer);
-IMPLEMENT_IS_TYPE_B1(Key_performer,Performer);
-ADD_THIS_PERFORMER(Key_performer);
-
-Key_performer::Key_performer()
+Key_performer::Key_performer ()
{
- key_req_l_ = 0;
+ key_req_l_ = 0;
+ audio_p_ = 0;
}
-Key_performer::~Key_performer()
+Key_performer::~Key_performer ()
{
}
-void
-Key_performer::do_print() const
+void
+Key_performer::deprecated_process_music ()
{
-#ifndef NPRINT
- if ( key_req_l_ )
- key_req_l_->print();
-#endif
+ if (key_req_l_ &&
+ gh_list_p (key_req_l_->get_mus_property ("pitch-alist")))
+ {
+ audio_p_ = new Audio_key (); // *key_req_l_->key_);
+ Audio_element_info info (audio_p_, key_req_l_);
+ announce_element (info);
+ key_req_l_ = 0;
+ }
}
void
-Key_performer::process_requests()
+Key_performer::do_pre_move_processing ()
{
- if ( key_req_l_ ) {
- int sharps_i = key_req_l_->sharps_i();
- int flats_i = key_req_l_->flats_i();
- // midi cannot handle non-conventional keys
- if ( !( flats_i && sharps_i ) ) {
- Midi_key k( sharps_i - flats_i, key_req_l_->minor_b() );
- play_event( &k );
- }
- key_req_l_ = 0;
+ if (audio_p_)
+ {
+ play_element (audio_p_);
+ audio_p_ = 0;
}
}
bool
-Key_performer::do_try_request( Request* req_l )
+Key_performer::do_try_music (Music* req_l)
{
- if ( key_req_l_ )
- return false;
+ if (Key_change_req *kc = dynamic_cast <Key_change_req *> (req_l))
+ {
+ if (key_req_l_)
+ warning (_ ("FIXME: key change merge"));
- if ( req_l->command() )
- key_req_l_ = req_l->command()->keychange();
-
- if ( key_req_l_ )
- return true;
+ key_req_l_ = kc;
+ return true;
+ }
- return false;
+ return false;
}