internal static void DispatchEvent(Native.SDL_Event e)
{
switch (e.Type)
{
case Native.SDL_EventType.MultiGesture:
{
MultiGesture?.Invoke(null, new MultiGestureEventArgs(e.Mgesture));
break;
}
case Native.SDL_EventType.DollarGesture:
{
DollarGesture?.Invoke(null, new DollarGestureEventArgs(e.Dgesture));
break;
}
case Native.SDL_EventType.DollarRecord:
{
DollarRecord?.Invoke(null, new DollarGestureEventArgs(e.Dgesture));
break;
}
default:
throw new InvalidOperationException();
}
}
/// <summary>
/// Raises the <see cref="MultiGesture"/> event.
/// </summary>
/// <param name="x">The normalized x-coordinate of the gesture's centroid.</param>
/// <param name="y">The normalized y-coordinate of the gesture's centroid.</param>
/// <param name="theta">The amount that the fingers rotated during the gesture.</param>
/// <param name="distance">The amount that the fingers pinched during the gesture.</param>
/// <param name="fingers">The number of fingers involved in the gesture.</param>
protected virtual void OnMultiGesture(Single x, Single y, Single theta, Single distance, Int32 fingers)
{
MultiGesture?.Invoke(this, x, y, theta, distance, fingers);
}
