Esempio n. 1
0
        public void GetAverageColorByLocalFile()
        {
            singleClassForPage o         = SelectedPreview;
            string             localName = "";

            if (GlobalImageList.instance.ImageList.Count > 0 && o != null)
            {
                localName = GlobalImageList.instance.ImageList.Where(j => j.Item1 == ImageSave.GetFileName(o.Image_url)).LastOrDefault().Item2;
            }

            try
            {
                BitmapImage     bit = new BitmapImage(new Uri(localName, UriKind.RelativeOrAbsolute));
                SolidColorBrush s   = GetAverageColor(bit);
                SelectedPreview.BackGround = s;
            }
            catch
            {
            }
        }
Esempio n. 2
0
 private static void DownloadImage()
 {
     while (true)
     {
         ImageQueueInfo t = null;
         lock (ImageQueue.Stacks)
         {
             if (ImageQueue.Stacks.Count > 0)
             {
                 t = ImageQueue.Stacks.Dequeue();
             }
         }
         if (t != null)
         {
             Uri         uri   = new Uri(t.url);
             BitmapImage image = null;
             try
             {
                 if ("http".Equals(uri.Scheme, StringComparison.CurrentCultureIgnoreCase))
                 {
                     //如果是HTTP下载文件
                     WebClient wc = new WebClient();
                     using (var ms = new MemoryStream(wc.DownloadData(uri)))
                     {
                         image = new BitmapImage();
                         image.BeginInit();
                         image.CacheOption  = BitmapCacheOption.OnLoad;
                         image.StreamSource = ms;
                         image.EndInit();
                     }
                 }
                 else if ("file".Equals(uri.Scheme, StringComparison.CurrentCultureIgnoreCase))
                 {
                     using (var fs = new FileStream(t.url, FileMode.Open))
                     {
                         image = new BitmapImage();
                         image.BeginInit();
                         image.CacheOption  = BitmapCacheOption.OnLoad;
                         image.StreamSource = fs;
                         image.EndInit();
                     }
                 }
                 if (image != null)
                 {
                     if (image.CanFreeze)
                     {
                         image.Freeze();
                     }
                     t.image.Dispatcher.BeginInvoke(new Action <ImageQueueInfo, BitmapImage>((i, bmp) =>
                     {
                         ImageQueue.OnComplate?.Invoke(i.image, i.url, bmp);
                     }), new Object[] { t, image });
                     ImageSave.Save(t.url, image);
                 }
             }
             catch (Exception e)
             {
                 continue;
             }
         }
         if (ImageQueue.Stacks.Count > 0)
         {
             continue;
         }
         autoEvent.WaitOne();
     }
 }