/**
* @brief Creates a new note in the song.
*
* Gets the currently selected values from the modules in the scene uses them
* to @link Music::CreateNote create@endlink a new @link Music::CombinedNote note@endlink.
*
* The function won't do anything if no @link SongCreationManager::mPitchSelector pitches@endlink
* or @link SongCreationManager::mDrumSelector drums@endlink are selected.
*
* @see SongCreationManager::mNewNoteButton
*/
public void OnCreateNote(Music.CombinedNote aNote)
{
// Add the note to the song.
mSong.AddNote(aNote);
// Add the note to the note display.
mNoteDisplay.AddNote(aNote);
}