diff options
Diffstat (limited to 'Xamarin.Forms.Platform.WinRT/StreamImagesourceHandler.cs')
-rw-r--r-- | Xamarin.Forms.Platform.WinRT/StreamImagesourceHandler.cs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/Xamarin.Forms.Platform.WinRT/StreamImagesourceHandler.cs b/Xamarin.Forms.Platform.WinRT/StreamImagesourceHandler.cs new file mode 100644 index 00000000..ecf8c0db --- /dev/null +++ b/Xamarin.Forms.Platform.WinRT/StreamImagesourceHandler.cs @@ -0,0 +1,36 @@ +using System; +using System.IO; +using System.Threading; +using System.Threading.Tasks; +using Windows.UI.Xaml.Media.Imaging; + +#if WINDOWS_UWP + +namespace Xamarin.Forms.Platform.UWP +#else + +namespace Xamarin.Forms.Platform.WinRT +#endif +{ + public sealed class StreamImagesourceHandler : IImageSourceHandler + { + public async Task<Windows.UI.Xaml.Media.ImageSource> LoadImageAsync(ImageSource imagesource, CancellationToken cancellationToken = new CancellationToken()) + { + BitmapImage bitmapimage = null; + + var streamsource = imagesource as StreamImageSource; + if (streamsource != null && streamsource.Stream != null) + { + using(Stream stream = await streamsource.GetStreamAsync(cancellationToken)) + { + if (stream == null) + return null; + bitmapimage = new BitmapImage(); + await bitmapimage.SetSourceAsync(stream.AsRandomAccessStream()); + } + } + + return bitmapimage; + } + } +}
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