Heartbeat¶

Overview¶

For preventing Safari from going to sleep - added to the self.display.domElement instead of the body to prevent a VoiceOver bug where the virtual cursor would spontaneously move when the div content changed, see https://github.com/phetsims/joist/issues/140

@author Jonathan Olson (PhET Interactive Simulations) @author Sam Reid (PhET Interactive Simulations)

Source Code¶

See the source for Heartbeat.ts in the joist repository.