source file of the GNU LilyPond music typesetter
- (c) 1997--2002 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1997--2004 Jan Nieuwenhuizen <janneke@gnu.org>
*/
-#include "command-request.hh"
+
#include "audio-item.hh"
#include "performer.hh"
class Tempo_performer : public Performer
{
public:
- TRANSLATOR_DECLARATIONS(Tempo_performer);
+ TRANSLATOR_DECLARATIONS (Tempo_performer);
~Tempo_performer ();
protected:
virtual void create_audio_elements ();
private:
- Tempo_req* tempo_req_;
+ Music* tempo_req_;
Audio_tempo* audio_;
};
-ENTER_DESCRIPTION (Tempo_performer, "","",
- "general-music",
- "","","" );
-
-
Tempo_performer::Tempo_performer ()
{
tempo_req_ = 0;
if (tempo_req_)
{
- SCM met = tempo_req_->get_mus_property ("metronome-count");
- Duration *d = unsmob_duration (tempo_req_->get_mus_property ("duration"));
+ SCM met = tempo_req_->get_property ("metronome-count");
+ Duration *d = unsmob_duration (tempo_req_->get_property ("tempo-unit"));
- Rational r = (d->length_mom () / Moment (Rational (1, 4)) * Moment (gh_scm2int (met))).main_part_;
+ Rational r = (d->get_length () / Moment (Rational (1, 4)) * Moment (scm_to_int (met))).main_part_;
audio_ = new Audio_tempo (int (r));
if (tempo_req_)
return false;
- if (Tempo_req *t =
- dynamic_cast <Tempo_req *> (req))
- {
- tempo_req_ = t;
- return true;
- }
-
- return false;
+ tempo_req_ = req;
+ return true;
}
+
+
+
+ADD_TRANSLATOR (Tempo_performer, "","",
+ "metronome-change-event",
+ "","","" );