public AsyncImageWrapper(string name, string dl) : this(async() =>
{
var downloader = Container.Default.GetExportedValue <ImageFetchDownloadScheduler>();
Image image;
do
{
image = await ImageResourceManager.RequestImageAsync(name, () =>
{
return(downloader.GetImageAsync(dl));
});
} while (image == null);
return(image.ConvertToBitmapImage());
})
{
//momo moe~
}
private async void ChangeDetailPicture(GalleryImageDetail galleryImageDetail)
{
//clean.
DetailImageBox.ImageSource = null;
if (galleryImageDetail == null)
{
return;
}
RefreshButton.IsBusy = true;
const string notify_content = "加载图片中......";
using (var notify = LoadingStatus.BeginBusy(notify_content))
{
var(pick_download, is_new) = await PickSuitableImageURL(galleryImageDetail.DownloadableImageLinks);
if (pick_download == null)
{
//notice error;
ExceptionHelper.DebugThrow(new Exception("No image."));
Toast.ShowMessage("没图片可显示");
return;
}
if (is_new)
{
//force update
var d = DownloadList.DataContext;
DownloadList.DataContext = this;
DownloadList.DataContext = d;
}
var downloader = Container.Default.GetExportedValue <ImageFetchDownloadScheduler>();
System.Drawing.Image image;
do
{
image = await ImageResourceManager.RequestImageAsync(pick_download.FullFileName, async() =>
{
return(await downloader.GetImageAsync(pick_download.DownloadLink, null, d =>
{
(long cur, long total) = d;
notify.Description = $"({cur * 1.0 / total * 100:F2}%) {notify_content}";
}));
});
} while (image == null);
var source = image.ConvertToBitmapImage();
RefreshButton.IsBusy = false;
if (PictureDetailInfo == galleryImageDetail)
{
DetailImageBox.ImageSource = source;
}
else
{
Log <PictureDetailViewPage> .Debug($"Picture info mismatch.");
}
};
