public static Task <SKImage?> ToSKImageAsync(this ImageSource imageSource, CancellationToken cancellationToken = default)
{
if (imageSource == null)
{
throw new ArgumentNullException(nameof(imageSource));
}
return(imageSource switch
{
// 1. first try SkiaSharp sources
SKImageImageSource iis => FromSkia(iis.Image),
SKBitmapImageSource bis => FromSkia(SKImage.FromBitmap(bis.Bitmap)),
SKPixmapImageSource xis => FromSkia(SKImage.FromPixels(xis.Pixmap)),
SKPictureImageSource pis => FromSkia(SKImage.FromPicture(pis.Picture, pis.Dimensions)),
// 2. then try Stream sources
StreamImageSource stream => FromStream(stream.Stream.Invoke(cancellationToken)),
UriImageSource uri => FromStream(uri.GetStreamAsync(cancellationToken)),
// 3. finally, use the handlers
FileImageSource file => FromHandler(PlatformToSKImageAsync(file, cancellationToken)),
FontImageSource font => FromHandler(PlatformToSKImageAsync(font, cancellationToken)),
// 4. all is lost
_ => throw new ArgumentException("Unable to determine the type of image source.", nameof(imageSource))
});
public async Task ImageReturnsSameImage()
{
using var image = SKImage.Create(new SKImageInfo(100, 100));
var source = new SKImageImageSource {
Image = image
};
var result = await source.ToSKImageAsync();
Assert.NotNull(result);
Assert.Equal(image, result);
}
public PreviewScreen()
{
Navigation.RemovePage(App.lastPage);
App.lastPage = this;
InitializeComponent();
SKImageImageSource source = new SKImageImageSource();
source.Image = App.playerDrawings[App.playerDrawings.Count() - 1];
PreviewImage.Source = source;
CheckOut.Text = String.Format("Check out what {0} drew", App.playerNames[App.playerNames.Count() - 2]);
// now start a timer, maybe they press ready? or maybe we just start it? idk
currentTime = App.previewTime;
TimerLabel.Text = currentTime.ToString();
timer = new Timer(1000);
timer.Elapsed += CheckTimer;
timer.Enabled = true;
}
public FinalScreen()
{
Navigation.RemovePage(App.lastPage);
App.lastPage = this;
InitializeComponent();
List <SKImageImageSource> playerImages = new List <SKImageImageSource>();
for (int i = 0; i < App.playerDrawings.Count; i++)
{
SKImageImageSource source = new SKImageImageSource();
source.Image = App.playerDrawings[i];
playerImages.Add(source);
}
MyCarousel.ItemsSource = playerImages;
}
