METHOD AND APPARATUS FOR CONTROLLING ZOOM FUNCTION IN AN ELECTRONIC DEVICE

摘要

The present invention relates to a method and an apparatus for performing a zoom-in function or a zoom-out function with respect to a screen image in an electronic device. In this case, a method of controlling the display of the screen image includes the steps of: detecting a first touch; determining if the area of a first reference region is changed according to the first touch; determining if a point of the first touch is positioned in a first region if the area of the first reference region is maintained; and displaying a screen image by performing a zoom-in function or a zoom-out function by taking into consideration the information of the touch in the first region if the point of the first touch is positioned in the first region. [Reference numerals] (2601) Sense touch.; (2603) Area of reference region is changed?; (2605) Display screen image by zooming in/out screen image according to change in area of reference region.; (2607) Display screen image by zooming in/out screen image according to information of region in which touch is sensed.; (AA) Start; (BB) NO; (CC) YES; (DD) End