Mega Code Archive

 

Categories / VB.Net / WPF

 

Use SplineDoubleKeyFrame to rotate a Button

<Window x:Class="Window1"     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"     Title="SpinButton" Height="300" Width="300">     <Grid>         <Button Name="btnSpinMe" Content="Spin Me" Width="150" Height="100">             <Button.RenderTransform>                 <RotateTransform x:Name="rotButton" Angle="0" CenterX="75" CenterY="50" />             </Button.RenderTransform>             <Button.Triggers>                 <EventTrigger RoutedEvent="Button.Click">                     <EventTrigger.Actions>                         <BeginStoryboard>                             <Storyboard Storyboard.TargetName="rotButton" Storyboard.TargetProperty="(RotateTransform.Angle)">                                 <DoubleAnimationUsingKeyFrames>                                     <SplineDoubleKeyFrame KeyTime="0:0:00.0" Value="0.0" />                                     <SplineDoubleKeyFrame KeyTime="0:0:00.2" Value="30.0" />                                     <SplineDoubleKeyFrame KeyTime="0:0:00.8" Value="330.0" />                                     <SplineDoubleKeyFrame KeyTime="0:0:01.0" Value="360.0" />                                 </DoubleAnimationUsingKeyFrames>                             </Storyboard>                         </BeginStoryboard>                     </EventTrigger.Actions>                 </EventTrigger>             </Button.Triggers>         </Button>     </Grid> </Window>