Use ColorAnimationUsingKeyFrames to animate GradientStop : Animation « Windows Presentation Foundation « C# / C Sharp






  1. C# / C Sharp
  2. Windows Presentation Foundation
  3. Animation

Use ColorAnimationUsingKeyFrames to animate GradientStop

Use ColorAnimationUsingKeyFrames to animate GradientStop
      

<Window x:Class="KeyFrameAnimation"
  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
  Title="Key-Frame Animation" Height="200" Width="300">
  <StackPanel Margin="15">
    <TextBlock Name="label" Block.TextAlignment="Center" Foreground="Blue" />
    <Rectangle Name="rect" Width="200" Height="100" Stroke="Blue" Margin="10">
      <Rectangle.Fill>
        <LinearGradientBrush StartPoint="0,0" EndPoint="1,0">
          <GradientStop Offset="0" />
          <GradientStop Offset="1" />
        </LinearGradientBrush>
      </Rectangle.Fill>
    </Rectangle>
    <StackPanel.Triggers>
      <EventTrigger RoutedEvent="StackPanel.Loaded">
        <EventTrigger.Actions>
          <BeginStoryboard>
            <Storyboard>
              <ColorAnimationUsingKeyFrames
                Storyboard.TargetName="rect"
                Storyboard.TargetProperty="Fill.GradientStops[0].Color"
                RepeatBehavior="Forever">
                <LinearColorKeyFrame Value="#FF00FF" KeyTime="0:0:0" />
                <LinearColorKeyFrame Value="#00805A" KeyTime="0:0:5" />
                <LinearColorKeyFrame Value="#FF0000" KeyTime="0:0:10" />
                <LinearColorKeyFrame Value="#0000FF" KeyTime="0:0:15" />
                <LinearColorKeyFrame Value="#00FFFF" KeyTime="0:0:20" />
                <LinearColorKeyFrame Value="#FF00FF" KeyTime="0:0:25" />
              </ColorAnimationUsingKeyFrames>
            </Storyboard>
          </BeginStoryboard>
        </EventTrigger.Actions>
      </EventTrigger>
    </StackPanel.Triggers>
  </StackPanel>
</Window>








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