Posted by farrellf on Jun 01, 2021; 5:26pm
URL: https://forum.jogamp.org/Pixel-scale-change-notification-tp4041118p4041151.html

With Java 8 and older, I don't know of a way to detect that. With Java 9 and newer, you can use use "((Graphics2D) getGraphics()).getTransform().getScaleX()" in your resize() method. No need to poll, the resize() method will be called when it changes.