| 摘要 |
A user interface device, which allocates each of the functions for operating an instrument to fingertips in response to a hand movement and allowing an operator to intuitively comprehend the allocation of each of the functions to the fingertips, is provided. This includes: a GUI button allocation section that first allocates a GUI button, read out from a GUI button data storing section, to each fingertip in a hand shape acquired by a hand shape acquiring section when a contact position acquiring section detects a contact to an operation surface by the operator, and then, in accordance with a change of hand shape direction, reallocates the GUI button to each fingertip of the hand shape; a superimposed image creating section that creates a composite image of an image of a GUI button allocated by the GUI button allocation section and an image of the hand shape; and a displaying section that displays the composite image of the image of the GUI button and the image of the hand shape created by the superimposed image creating section.
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