| [double tap] | toggle zoom (aim at target) |
| [drag] | pan (only when zoomed-in) |
| [pinch] | zoom out / in |
| [stretch] | |
| [twist] |
rotate slide
(shift + drag mouse ⇒ simulate multitouch) |
z | toggle zoom |
esc | reset zoom |
| pan (only when zoomed-in) |