SongBird - a Twitter Hybrid Smart Client

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

namespace SongBird.Infrastructure
{
    /// <summary>
    /// This class allows the application to download an image once and use it multiple times.
    /// </summary>
    public static class ImageManager
    {
        private static Dictionary<string, BitmapImage> _profileImages = new Dictionary<string,BitmapImage>();

        public static BitmapImage GetImage(string key)
        {
            return _profileImages[key];
        }

        public static void AddImage(string key)
        {
            if (!_profileImages.ContainsKey(key))
            {
                _profileImages.Add(key, new BitmapImage(new Uri(key)));
            }
        }
    }
}