private void button_UpTone_Click(object sender, RoutedEventArgs e)
{
MidiPlay.changekey(1);
toneId = toneId + 1;
upWin_Tone.Text = toneOfMusic[toneId % 12];
keyDownColor_right(60);
}
private void button_DownTone_Click(object sender, RoutedEventArgs e)
{
//if(toneId<=12)
MidiPlay.changekey(-1);
toneId = toneId - 1;
if (toneId < 0)
{
toneId += 12;
}
upWin_Tone.Text = toneOfMusic[toneId % 12];
}