The Opacity property of this rectangle's SolidColorBrush is animated : SolidColorBrush « Windows Presentation Foundation « C# / C Sharp

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

The Opacity property of this rectangle's SolidColorBrush is animated

 

<Window x:Class="Workspace.DockExample"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="Workspace" Width="640" Height="480">
   <StackPanel>
      <Rectangle 
        Width="100" Height="50" Stroke="Black" StrokeThickness="1"
        Grid.Column="2" Grid.Row="1"
        HorizontalAlignment="Center" Margin="10">
        <Rectangle.Fill>
          <SolidColorBrush x:Name="solidColorBrush2" Color="Blue" />
        </Rectangle.Fill>
      </Rectangle>

      <Button Grid.Column="2" Grid.Row="2"
        HorizontalAlignment="Center">
        Start Animation
        <Button.Triggers>
          <EventTrigger RoutedEvent="Button.Click">
            <BeginStoryboard>
              <Storyboard>
                
                <!-- Animates the opacity of a SolidColorBrush from 1 to 0 over 10 seconds. -->
                <DoubleAnimation Storyboard.TargetName="solidColorBrush2"
                  Storyboard.TargetProperty="Opacity"
                  From="1.0" To="0.0" Duration="0:0:10" />
              </Storyboard>
            </BeginStoryboard>
          </EventTrigger>
        </Button.Triggers>
      </Button>
   
   
   </StackPanel>
</Window>

   
  

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