HandyControl/src/Shared/HandyControl_Shared/Tools/Converter/DoubleMinConverter.cs

using System;
using System.Globalization;
using System.Windows.Data;
using HandyControl.Tools.Extension;

namespace HandyControl.Tools.Converter
{
    public class DoubleMinConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value is double doubleValue)
            {
                if (parameter is string str)
                {
                    var minValue = str.Value<double>();
                    return doubleValue < minValue ? minValue : doubleValue;
                }

                return doubleValue < .0 ? .0 : doubleValue;
            }

            return .0;
        }

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