using System;
using System.Globalization;
using System.Windows.Data;

namespace Audit.ConvertMoels
{
    internal class DeviationConvert : IMultiValueConverter
    {
        public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
        {
            string a = System.Convert.ToString(values[0]);//转换数组1的信息
            string b = System.Convert.ToString(values[1]);//转换数组2的信息
            if (a != "" && b != "")
            {
                string c = (System.Convert.ToSingle(b) - System.Convert.ToSingle(a)).ToString("0.0");//计算值1和2的差值并返回字符串
                //string c = "0";
                return c;
            }
            return null;
        }

        public object[] ConvertBack(object value, Type[] targetType, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }

    }
}