<LocalizabilityAttribute(LocalizationCategory.None, Readability := Readability.Unreadable)> _
<TypeConverterAttribute(GetType(ImageSourceConverter))> _
Public MustInherit Class ImageSource _
    Inherits Animatable _
    Implements IFormattable

Dim instance As ImageSource

[LocalizabilityAttribute(LocalizationCategory.None, Readability = Readability.Unreadable)]
[TypeConverterAttribute(typeof(ImageSourceConverter))]
public abstract class ImageSource : Animatable, 
    IFormattable

[LocalizabilityAttribute(LocalizationCategory::None, Readability = Readability::Unreadable)]
[TypeConverterAttribute(typeof(ImageSourceConverter))]
public ref class ImageSource abstract : public Animatable, 
    IFormattable

public abstract class ImageSource extends Animatable implements IFormattable

This class is abstract; see Inheritance Hierarchy for derived non-abstract classes usable in XAML.