using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Data;
using System.Windows.Media.Imaging;

namespace PipeGallery.Converter
{
    public class SNRImageConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            try
            {
                string snr = value.ToString();
                double dsnr = double.Parse(snr.Substring(0, snr.IndexOf(":")));

                if (dsnr <= 3 && dsnr > 0)
                {
                    return new BitmapImage(new Uri("/PipeGallery;component/Image/homepage_icon8.png", UriKind.Relative));
                }
                else if (dsnr <= 8 && dsnr > 3)
                {
                    return new BitmapImage(new Uri("/PipeGallery;component/Image/homepage_icon9.png", UriKind.Relative));
                }
                else if (dsnr > 8)
                {
                    return new BitmapImage(new Uri("/PipeGallery;component/Image/homepage_icon10.png", UriKind.Relative));
                }
                else 
                {
                    return null;
                }              
            }
            catch
            {
                return null;
            }
        }

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