Yes, you could probably use something like this: https://www.line-us.com/shop.html https://www.line-us.com/shop.html Or any plotter for that matter. Your progr

Yes, you could probably use something like this: https://www.line-us.com/shop.html https://www.line-us.com/shop.html Or any plotter for that matter. Your progress bar in general will only be able to go forward unless the plotter is able to erase. You could fill the bar with transparent rectangular segments to make things easier and faster.