initScrollAnim method

dynamic initScrollAnim()

Implementation

initScrollAnim() {
  // 初始使用 0 时长；实际执行动画前会根据需要设置合适 duration
  _slideController = AnimationController(duration: const Duration(milliseconds: 0), vsync: this);
  _slideAnimation = Tween(begin: 0.0, end: 0.0).animate(_slideController);
  _scrollController = AnimationController(duration: const Duration(milliseconds: 0), vsync: this);
}