Image forming apparatus, page image displaying device, and display processing method

摘要

A page image displaying device includes a display control portion configured to keep displaying, when a designated region is set, and when a touch-sensitive panel detects a touch action of giving a command to changes pages to be displayed from one to another, a page image of a first page in a region other than the designated region of a page display region in which the page image is displayed, and, to change partly what is displayed in the page display region in a manner to display a part of a page image of a second page of the document in the designated region, said part corresponding to a part in position in the designated region of the page image of the first page.

主权项

1. An image forming apparatus comprising:
a display unit; a touch-sensitive panel that detects a touch action made on a screen of the display unit; a region setting portion that sets, in a state where the display unit displays a page image of a first page that is any one of pages constituting a document, when the touch-sensitive panel detects a first touch action of designating a part of a page display region in which the page image on the screen is displayed, the designated part as a designated region; and a display control portion that keeps displaying, when the designated region is set, and when the touch-sensitive panel detects a second touch action of giving a command to changes pages to be displayed from one to another, the page image of the first page in a region other than the designated region of the page display region, and, to change partly what is displayed in the page display region in a manner to display a part of a page image of a second page of the document in the designated region, said part corresponding to a part in position in the designated region of the page image of the first page, wherein the first touch action is an action of touching one point on the screen and then moving the point to cross over two positions on an edge of the page display region, and the region setting portion sets, as the designated region, one of two sections obtained by dividing the page display region with a track of the point regarded as a boundary.