pan with one finger
horizontally in photo mode
manipulate photos for comic effects.
pan with one finger in
- to scroll the picture.
pinch with two-fingers
- to zoon-in or zoom-out the picture.
double-tap at preview image - to hide
the preview image.
double-tap at blank
space near the top or bottom edge - to
toggle showing/hiding tools.
double-tap at the
center (in painting mode) - to display the whole picture for fitting the screen.