Patent ID: 7738742

Claim:
A method of processing graphic data using a graphic data processing apparatus, the method comprising: reading data from an information storage medium, the data comprising a display set comprising an object segment and a composition segment, the object segment comprising a plurality of graphic object data respectively defining a plurality of graphic objects to be used in composing a graphic screen to be displayed on a display device, and the composition segment comprising composition information for at least some of the plurality of graphic objects defined by the plurality of graphic object data to be used in composing the graphic screen, the composition information specifying how the at least some of the plurality of graphic objects are to be displayed on the graphic screen; storing, using the graphic data processing apparatus, the plurality of graphic object data for a predetermined time so that the plurality of graphic object data remain available for use for the predetermined time; storing, using the graphic data processing apparatus, the composition information; storing, using the graphic data processing apparatus, composed graphic data defining the graphic screen to be output to the display device, the composed graphic data being composed from at least of the stored plurality of graphic object data; and outputting, using the graphic data processing apparatus, the composed graphic data according to the composition information.