using System.Globalization; namespace NFCLockDemoV2.Converters; public class PercentageConverter : IValueConverter { public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { if (value is int progress) { return progress / 100.0; } return 0.0; } public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) { if (value is double progress) { return (int)(progress * 100); } return 0; } }