Animates the horizontal center of the RotateTransform applied to the TextEffect
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" WindowTitle="TextEffect Sample" Background="SteelBlue"> <StackPanel Margin="40"> <Border Name="TextBorder" HorizontalAlignment="Center" VerticalAlignment="Center"> <TextBlock FontSize="60" Margin="50" Foreground="White"> Windows Vista <TextBlock.Triggers> <EventTrigger RoutedEvent="TextBlock.Loaded"> <EventTrigger.Actions> <BeginStoryboard> <Storyboard> <ParallelTimeline RepeatBehavior="Forever"> <DoubleAnimation From="30" To="370" Duration="00:00:13" RepeatBehavior="Forever" AutoReverse="True" Storyboard.TargetName="TextEffectRotateTransform" Storyboard.TargetProperty="CenterX" /> </ParallelTimeline> </Storyboard> </BeginStoryboard> </EventTrigger.Actions> </EventTrigger> </TextBlock.Triggers> </TextBlock> </Border> </StackPanel> </Page>