Main-Repo/SourceCode/AIPractice/AIPractice.LabelEditor/MalignantLevelToBrushConverter.cs

using System;
using System.Globalization;
using System.Windows.Data;
using System.Windows.Markup;
using System.Windows.Media;
using AIPractice.Shared.Labels;

namespace AIPractice.LabelEditor
{
    [MarkupExtensionReturnType(typeof(IValueConverter))]
    public class MalignantLevelToBrushConverter : MarkupExtension, IValueConverter
    {
        public static MalignantLevelToBrushConverter Converter { get; private set; }

        static MalignantLevelToBrushConverter()
        {
            Converter = new MalignantLevelToBrushConverter();
        }

        public override object ProvideValue(IServiceProvider serviceProvider)
        {
            return Converter ?? (Converter = new MalignantLevelToBrushConverter());
        }

        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value != null)
            {
                var level = (MalignantLevel)value;
                switch (level)
                {
                    case MalignantLevel.Low:
                        return Brushes.Black;
                    case MalignantLevel.Middle:
                        return Brushes.DarkOrange;
                    case MalignantLevel.High:
                        return Brushes.Red;
                    default:
                        return Brushes.Black;
                }
            }
            return Brushes.Black;
        }

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