Sample Codes

To rotate an image indefinitely in WPF using XAML 

<Window x:Class="WpfApp.MainWindow"

        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

        Title="MainWindow" Height="350" Width="525">

    <Grid>

        <Image Source="your_image.png" Width="200" Height="200">

            <Image.RenderTransform>

                <RotateTransform x:Name="rotateTransform" CenterX="100" CenterY="100"/>

            </Image.RenderTransform>

            <Image.Triggers>

                <EventTrigger RoutedEvent="Image.Loaded">

                    <BeginStoryboard>

                        <Storyboard>

                            <DoubleAnimation

                                Storyboard.TargetName="rotateTransform"

                                Storyboard.TargetProperty="Angle"

                                From="0" To="360" Duration="0:0:5"

                                RepeatBehavior="Forever"/>

                        </Storyboard>

                    </BeginStoryboard>

                </EventTrigger>

            </Image.Triggers>

        </Image>

    </Grid>

</Window>

//---------------------------------------------------------------------------