BellaCode.Mvvm.Converters.NumericSignToVisibilityConverter.Convert C# (CSharp) Метод

        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            var intValue = value as int?;

            if (intValue.HasValue)
            {
                if (intValue.Value == 0)
                {
                    return this.WhenZero;
                }

                return (intValue.Value > 0) ? this.WhenPositive : this.WhenNegative;
            }

            var doubleValue = value as double?;

            if (doubleValue.HasValue)
            {
                if (doubleValue.Value == 0)
                {
                    return this.WhenZero;
                }

                return (doubleValue.Value > 0) ? this.WhenPositive : this.WhenNegative;
            }

            var decimalValue = value as decimal?;

            if (decimalValue.HasValue)
            {
                if (decimalValue.Value == 0)
                {
                    return this.WhenZero;
                }

                return (decimalValue.Value > 0) ? this.WhenPositive : this.WhenNegative;
            }

            return WhenNull;
        }