Format
Display, Contrast, and Reflow are included. This module is just available
for the E-books in the formats of PDF\DJVU\CBR\CBZ.
Display
It contains Layout, Orientation, Zoom, Crop, and Margin.
Layout: Single page, double pages 1, double pages 2 , double page only in
landscape mode .
Orientation: Allowed to switch to four different orientations, the word
orientation is the same as the orientation of "T".
Crop: Auto-crop according to the margin set by users.
Margin: The empty space at the sides of book content for auto crop.
Zoom: Zoom in, zoom out, and partial zoom are supported. Users can also
pinch fingers together or apart to zoom out or in on the reading pages.