namespace Avalonia.Input { public class PointerWheelEventArgs : PointerEventArgs { public Vector Delta { get; } public PointerWheelEventArgs(object? source, IPointer pointer, Visual rootVisual, Point rootVisualPosition, ulong timestamp, PointerPointProperties properties, KeyModifiers modifiers, Vector delta) : base(InputElement.PointerWheelChangedEvent, source, pointer, rootVisual, rootVisualPosition, timestamp, properties, modifiers) { Delta = delta; } } }