SCREEN DISPLAY CONTROL APPARATUS AND PROGRAM PRODUCT

摘要

A screen display control apparatus receives screen update information which represents content of display update. Screen image is updated in an update area in accordance with the received screen update information. When the update area is not in a display range of the display screen and a size of the update area is greater than a predetermined size, the display range of the display screen is moved in order that the display range contains the update area.