| 摘要 |
FIELD: information technology. ^ SUBSTANCE: display screen magnifier can be controlled by a user to magnify selected portions of a desktop including windows open on the screen by moving the frame of the magnifying glass within which a magnified image is shown. The magnified image corresponds to screen content located within a magnification region underlying the magnifier frame, magnified to a set level of magnification. The magnifier can be controlled by using a user input device. At least one operational parametre of the magnifier can be adjusted, without interaction with on-screen objects and without taking focus away from the desktop or any windows open on the screen. In a particular embodiment of the invention, real-time control of the magnifier includes its activation and deactivation, adjustment of the magnification level, and adjustment of the size of the magnifier frame. ^ EFFECT: dynamic magnification of regions of content on a display screen. ^ 21 cl, 13 dwg |
