| 摘要 |
A direction controlling system and method of an electronic device provides a fingerprint identification device for a user to touch. The electronic device captures a fingerprint template image of a finger. When the finger moves on the fingerprint identification device, the electronic device captures a sequence of fingerprint images of the finger. Furthermore, the electronic device detects a directional movement of the fingerprint according to the sequence of fingerprint images and the fingerprint template image. A scroll bar of the electronic device is controlled to move according to the movement direction and a movement distance calculated by the electronic device.
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