Information processing apparatus and pointing control method

摘要

According to one embodiment, an information processing apparatus comprises a touch screen display, a display controller, a copy screen image display module and a pointing module. The display controller is configured to control the touch screen display and an external display. The copy screen image display module is configured to display on a screen of the touch screen display a copy screen image which is obtained by copying a screen image which is displayed on a screen of the external display. The pointing module is configured to designate a position on the screen image of the external display, the position corresponding to a touch position on the copy screen image, based on a relative position of the touch position in relation to the copy screen image.

主权项

1. An information processing apparatus comprising:
a touch screen display having a first resolution; a connector to which an external display is connected; a display controller configured to display on the touch screen display a first screen image corresponding to a first region of a virtual screen, and to display on the external display a second screen image corresponding to a second region of the virtual screen different from the first region, wherein the external display has a second resolution greater than the first resolution, a size of the first region is set to be equal to the first resolution, a size of the second region is set to be equal to the second resolution, and the second screen image is different from the first screen image; a copy screen image display controller configured to copy display data which is stored in a first frame buffer for the external display and corresponds to the second screen image, to generate a copy screen image by reducing the copied display data, and to display the copy screen image on a window of a first application program which is opened on the first screen image by storing display data corresponding to the copy screen image in a second frame buffer for the touch screen display; and a pointing controller configured to perform a process of pointing a first position on the second screen image of the external display in accordance with a touch position on the copy screen image displayed on the window, wherein the first position on the second screen image is determined based on a relative position of the touch position in relation to the copy screen image displayed on the window, wherein the copy screen image display controller is configured to execute repeatedly the generation of the copy screen image and the display of the copy screen image.