Use DiscreteDoubleKeyFrame to switch text : Animation « Windows Presentation Foundation « VB.Net






  1. VB.Net
  2. Windows Presentation Foundation
  3. Animation

Use DiscreteDoubleKeyFrame to switch text

Use DiscreteDoubleKeyFrame to switch text
      

<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <Grid TextBlock.FontSize="192">
        <TextBlock Name="textBoxA" Text="A" Foreground="Red"
                   HorizontalAlignment="Center"
                   VerticalAlignment="Center" />
        <TextBlock Name="here" Text="B" Foreground="Blue"
                   Opacity="0"
                   HorizontalAlignment="Center"
                   VerticalAlignment="Center" />
    </Grid>
    <Page.Triggers>
        <EventTrigger RoutedEvent="Canvas.Loaded">
            <BeginStoryboard>
                <Storyboard TargetProperty="Opacity" RepeatBehavior="Forever">

                    <DoubleAnimationUsingKeyFrames Storyboard.TargetName="textBoxA">
                        <DiscreteDoubleKeyFrame KeyTime="0:0:1" Value="0" />
                        <DiscreteDoubleKeyFrame KeyTime="0:0:2" Value="1" />
                    </DoubleAnimationUsingKeyFrames>

                    <DoubleAnimationUsingKeyFrames Storyboard.TargetName="here">
                        <DiscreteDoubleKeyFrame KeyTime="0:0:1" Value="1" />
                        <DiscreteDoubleKeyFrame KeyTime="0:0:2" Value="0" />
                    </DoubleAnimationUsingKeyFrames>
                </Storyboard>
            </BeginStoryboard>
        </EventTrigger>
    </Page.Triggers>
</Page>








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