如何为 Storyboard Animation (Windows Universal App) 设置 ScrollViewer VerticalOffset 属性?

How to set ScrollViewer VerticalOffset property for Storyboard Animation (Windows Universal App)?

我尝试制作故事板动画,但无法更改 ScrollViewer 的 VerticalOffset 属性。此代码与 Opacity 等配合使用效果很好。属性,但不包括 VerticalOffset 和 Horizo​​ntalOffset。

private void MakeVerticalAnimation()
{
    Storyboard AnimationStoryboard = new Storyboard();
    DoubleAnimation VerticalOffsetAnimation = new DoubleAnimation();
    Storyboard.SetTarget(VerticalOffsetAnimation, MyScrollViewer);
    Storyboard.SetTargetProperty(VerticalOffsetAnimation, "VerticalOffset");
    VerticalOffsetAnimation.EnableDependentAnimation = true;
    VerticalOffsetAnimation.From = 100;
    VerticalOffsetAnimation.To = 0;
    VerticalOffsetAnimation.Duration = TimeSpan.FromSeconds(3);
    AnimationStoryboard.Children.Add(VerticalOffsetAnimation);
    AnimationStoryboard.Begin();
}

您的动画将无法播放,因为 VerticalOffset只读的。您可以改用 ChangeView 方法。

MyScrollViewer.ChangeView(null, 0, null, false);

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