如何使元素原地旋转 - WPF .NET Framework | Microsoft Learn
<ButtonRenderTransformOrigin="0.5,0.5"HorizontalAlignment="Left">Hello,World<Button.RenderTransform><RotateTransform x:Name="MyAnimatedTransform" Angle="0" /></Button.RenderTransform><Button.Triggers><EventTrigger RoutedEvent="Button.Click"><BeginStoryboard><Storyboard><DoubleAnimationStoryboard.TargetName="MyAnimatedTransform"Storyboard.TargetProperty="(RotateTransform.Angle)"From="0.0" To="360" Duration="0:0:1" /></Storyboard></BeginStoryboard></EventTrigger></Button.Triggers>
</Button>
