Swiping Right to Left: Used to turn pages forward in the library, in a book or
a document, to pan to the right inside zoomed PDF or Images, to scroll forward
a menu.
Swiping Left to Right: Used to turn pages backward in the library, in a book
or a document, to pan to the left inside zoomed PDF or Images, to scroll
backward a menu.
Swiping Up Down: Used to scroll down menus, to pan down images or PDF
files.
Swiping Down Up: Used to scroll up menus, to pan up images or PDF files
but also to get backward in the navigation history and to climb up one folder
level.
Swiping Diagonally: Used to pan images or PDF files diagionally, or to turn
forward or backward pages.
Zoom In: Pinch out gesture with two fingers is used to zoom in a document
or an image, to increase font size or decrease the number of books per page in
the library view.
