Keyboard Shortcuts:

c Center the screen.
f Toggle fullscreen display.
m Toggle mouse coordinates display.
+ Zoom-in once.
- Zoom-out once.
Pan left.
Pan upward.
Pan right.
Pan downward.
< or , Step backward in time.
> or . Step forward in time.


Mouse Shortcuts:

Double-click Zoom in.
Shift + Double-click Zoom out.
Mouse-wheel up Zoom in.
Mouse-wheel down Zoom out.