| 摘要 |
<p>The apparatus has a sense-of-force imparting unit imparting a reaction force of manipulation to a lever. A reaction-force-of-manipulation calculating unit calculates direction and magnitude of the force based on an operating direction and amount of operation of the lever, respectively. A scrolling speed calculating unit (4c) calculates a scrolling direction and speed based on the direction and the operation, respectively.</p> |
