Avalonia/samples/ControlCatalog/Pages/CarouselPage/CarouselTransitionsPage.xaml

<UserControl xmlns="https://github.com/avaloniaui"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             x:Class="ControlCatalog.Pages.CarouselTransitionsPage">
  <DockPanel>
    <ScrollViewer DockPanel.Dock="Right" Width="260">
      <StackPanel Margin="12" Spacing="8">
        <TextBlock Text="Configuration" FontWeight="SemiBold" FontSize="16"
                   Foreground="{DynamicResource SystemControlHighlightAccentBrush}" />

        <TextBlock Text="Navigation" FontWeight="SemiBold" FontSize="13" />

        <Button x:Name="PreviousButton"
                Content="Previous"
                HorizontalAlignment="Stretch" />
        <Button x:Name="NextButton"
                Content="Next"
                HorizontalAlignment="Stretch" />

        <Separator />

        <TextBlock Text="Transition" FontWeight="SemiBold" FontSize="13" />
        <ComboBox x:Name="TransitionCombo"
                  HorizontalAlignment="Stretch"
                  SelectedIndex="1">
          <ComboBoxItem>None</ComboBoxItem>
          <ComboBoxItem>Page Slide</ComboBoxItem>
          <ComboBoxItem>Cross Fade</ComboBoxItem>
          <ComboBoxItem>Rotate 3D</ComboBoxItem>
          <ComboBoxItem>Card Stack</ComboBoxItem>
          <ComboBoxItem>Wave Reveal</ComboBoxItem>
          <ComboBoxItem>Composite (Slide + Fade)</ComboBoxItem>
        </ComboBox>

        <TextBlock Text="Orientation" FontWeight="SemiBold" FontSize="13" />
        <ComboBox x:Name="OrientationCombo"
                  HorizontalAlignment="Stretch"
                  SelectedIndex="0">
          <ComboBoxItem>Horizontal</ComboBoxItem>
          <ComboBoxItem>Vertical</ComboBoxItem>
        </ComboBox>

        <Separator />

        <TextBlock Text="Status" FontWeight="SemiBold" FontSize="14" />
        <TextBlock x:Name="StatusText"
                   Text="Transition: Page Slide"
                   Opacity="0.7"
                   TextWrapping="Wrap" />
      </StackPanel>
    </ScrollViewer>

    <Border DockPanel.Dock="Right" Width="1"
            Background="{DynamicResource SystemControlForegroundBaseMediumLowBrush}" />

    <Border Margin="12"
            BorderBrush="{DynamicResource SystemControlForegroundBaseMediumLowBrush}"
            BorderThickness="1"
            CornerRadius="6"
            ClipToBounds="True">
      <Carousel x:Name="DemoCarousel" Height="300">
        <Carousel.PageTransition>
          <PageSlide Duration="0.25" Orientation="Horizontal" />
        </Carousel.PageTransition>

        <Border Margin="14,12" CornerRadius="12" ClipToBounds="True">
          <Grid>
            <Image Source="/Assets/delicate-arch-896885_640.jpg" Stretch="UniformToFill" />
            <Border Background="#80000000" VerticalAlignment="Bottom" Padding="12">
              <TextBlock Text="Item 1: Delicate Arch" Foreground="White"
                         HorizontalAlignment="Center" FontWeight="SemiBold" />
            </Border>
          </Grid>
        </Border>

        <Border Margin="14,12" CornerRadius="12" ClipToBounds="True">
          <Grid>
            <Image Source="/Assets/hirsch-899118_640.jpg" Stretch="UniformToFill" />
            <Border Background="#80000000" VerticalAlignment="Bottom" Padding="12">
              <TextBlock Text="Item 2: Hirsch" Foreground="White"
                         HorizontalAlignment="Center" FontWeight="SemiBold" />
            </Border>
          </Grid>
        </Border>

        <Border Margin="14,12" CornerRadius="12" ClipToBounds="True">
          <Grid>
            <Image Source="/Assets/maple-leaf-888807_640.jpg" Stretch="UniformToFill" />
            <Border Background="#80000000" VerticalAlignment="Bottom" Padding="12">
              <TextBlock Text="Item 3: Maple Leaf" Foreground="White"
                         HorizontalAlignment="Center" FontWeight="SemiBold" />
            </Border>
          </Grid>
        </Border>
      </Carousel>
    </Border>
  </DockPanel>
</UserControl>