| 摘要 |
<p>PROBLEM TO BE SOLVED: To make each window picture above to be displayed without grasping a window display situation on a screen by an outside device, by managing each window not by the identification number but the display start position and display size on the screen. SOLUTION: At the time of multi-window picture generation for generating and displaying plural window pictures on a screen based on picture information transmitted from an outside device, the display start position and display size on the screen included in the picture information is compared with the display start position and display size of the window picture displayed on the screen at present, and the new preparation or update display of the window picture is judged based on the compared result, and the generation and display of plural window pictures s controlled.</p> |
