System.Drawing.PointConverter.CreateInstance C# (CSharp) Method

        public override object CreateInstance(ITypeDescriptorContext context, IDictionary propertyValues)
        {
            if (propertyValues == null)
            {
                throw new ArgumentNullException(nameof(propertyValues));
            }

            object x = propertyValues["X"];
            object y = propertyValues["Y"];

            if (x == null || y == null ||
                !(x is int) || !(y is int))
            {
                throw new ArgumentException(SR.Format(SR.PropertyValueInvalidEntry));
            }


            return new Point((int)x, (int)y);
        }