PowerToys/src/settings-ui/Settings.UI/Converters/ZoomItOpacitySliderConverter.cs

// Copyright (c) Microsoft Corporation
// The Microsoft Corporation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

using System;
using Microsoft.UI.Xaml.Data;

namespace Microsoft.PowerToys.Settings.UI.Converters
{
    public sealed partial class ZoomItOpacitySliderConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, string language)
        {
            // Slider value is 1-100, display as percentage
            int percentage = System.Convert.ToInt32((double)value);
            return $"{percentage}%";
        }

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