/// <summary>
        /// Создать копию <see cref="QuikOrderCondition"/>.
        /// </summary>
        /// <returns>Копия.</returns>
        public override OrderCondition Clone()
        {
            var clone = (QuikOrderCondition)base.Clone();

            clone.Offset     = Offset.CloneNullable();
            clone.Spread     = Spread.CloneNullable();
            clone.ActiveTime = ActiveTime.CloneNullable();
            return(clone);
        }