SeeScore.PlayData.IPlayData CreateMidiPlayData()
{
SeeScore.PlayData.IPlayData pd = SeeScore.PlayData.PD.Create(score, new UTempo(this));
double rate = pd.HasDefinedTempo() ? pd.TempoAtStart().bpm : kDefaultTempoBPM; // use default 80 if no tempo defined in file
bpmLabel.Text = "" + rate.ToString("F0");
notifier = new SeeScore.Notifier(pd);
if (kUsingNoteCursor)
{
notifier.SetNoteHandler(new NoteHandler(this)); // note cursor
}
notifier.SetBarChangeHandler(new BarEventHandler(this)); // bar cursor
notifier.SetBeatHandler(new BeatHandler(this));
notifier.SetEndHandler(new EndHandler(this));
return(pd);
}
private void UpdateTempo(float tempoScaling)
{
if (score != null)
{
bool isPlaying = axWindowsMediaPlayer1.playState == WMPPlayState.wmppsPlaying;
if (isPlaying)
{
axWindowsMediaPlayer1.Ctlcontrols.stop();
notifier.Stop();
}
axWindowsMediaPlayer1.URL = null;
SeeScore.PlayData.IPlayData playData = GetMIDIPlayData();
double rate = (playData.HasDefinedTempo() ? playData.TempoAtStart().bpm : kDefaultTempoBPM) * tempoScaling;
bpmLabel.Text = "" + rate.ToString("F0");
playData.UpdateTempo();
playData.ScaleMidiFileTempo(GetMIDIFile(), tempoScaling);
if (isPlaying)
{
int barIndex = seeScoreView.CursorBarIndex();
StartPlayAt(barIndex, false);
}
}
}
