* @note Optional.
* @note This is the time taken to animate each item to its next layout position (e.g. from 1.0 to 2.0) when a flick animation is triggered by a swipe gesture.
* @note Must be greater than zero;If not supplied, the default is 0.015f.
* @note Optional.
* @note This is the time taken to animate each item to its next layout position (e.g. from 1.0 to 2.0) when a flick animation is triggered by a swipe gesture.
* @note Must be greater than zero;If not supplied, the default is 0.015f.