The Metal implementation of ProgressBarUI.
Draws a bit of special highlighting on the progress bar.
Draws a bit of special highlighting on the progress bar and bouncing box.
Draws a bit of special highlighting on the progress bar. The core painting is deferred to the BasicProgressBar's paintDeterminate method.
Draws a bit of special highlighting on the progress bar and bouncing box. The core painting is deferred to the BasicProgressBar's paintIndeterminate method.