AerialForWindowsTester.AspectRatioLayoutDecorator.ValidateAspectRatio C# (CSharp) Метод

        private static bool ValidateAspectRatio(object value)
        {
            if (!(value is double)) {
                return false;
            }

            var aspectRatio = (double) value;
            return aspectRatio > 0
                   && !double.IsInfinity(aspectRatio)
                   && !double.IsNaN(aspectRatio);
        }