If you zoom in but don't zoom out of right side wavefront window then load new wavefront you can't zoom out

[gr5]

Describe the bug
zoom level gets stuck in right wavefront window

To Reproduce
Load an igram, process it click in drag in right window to zoom in somewhat
Without right clicking, go back to igram tab and process again (click "done" then "process igram". now this second wavefront is still zoomed in but it is stuck zoomed in. Right clicking doesn't zoom out.

Expected behavior
Right clicking should zoom back out. Probably should not start zoomed in. Maybe.