/// <summary>
/// Accepts a <see cref="IImageVisitor"/>.
/// Implemented by <see cref="Image{TPixel}"/> invoking <see cref="IImageVisitor.Visit{TPixel}"/>
/// with the pixel type of the image.
/// </summary>
/// <param name="visitor">The visitor.</param>
/// <param name="cancellationToken">The token to monitor for cancellation requests.</param>
internal abstract Task AcceptAsync(IImageVisitorAsync visitor, CancellationToken cancellationToken);
/// <inheritdoc />
internal override Task AcceptAsync(IImageVisitorAsync visitor, CancellationToken cancellationToken)
{
this.EnsureNotDisposed();
return(visitor.VisitAsync(this, cancellationToken));
}
/// <summary>
/// Accepts a <see cref="IImageVisitor"/>.
/// Implemented by <see cref="Image{TPixel}"/> invoking <see cref="IImageVisitor.Visit{TPixel}"/>
/// with the pixel type of the image.
/// </summary>
/// <param name="visitor">The visitor.</param>
internal abstract Task AcceptAsync(IImageVisitorAsync visitor);
/// <inheritdoc />
internal override Task AcceptAsync(IImageVisitorAsync visitor)
{
this.EnsureNotDisposed();
return(visitor.VisitAsync(this));
}
/// <summary> /// Accepts a <see cref="IImageVisitor"/> to implement a double-dispatch pattern in order to /// apply pixel-specific operations on non-generic <see cref="Image"/> instances /// </summary> /// <param name="source">The source image.</param> /// <param name="visitor">The image visitor.</param> /// <returns>A <see cref="Task"/> representing the asynchronous operation.</returns> public static Task AcceptVisitorAsync(this Image source, IImageVisitorAsync visitor) => source.AcceptAsync(visitor);
/// <summary> /// Accepts a <see cref="IImageVisitor"/> to implement a double-dispatch pattern in order to /// apply pixel-specific operations on non-generic <see cref="Image"/> instances /// </summary> /// <param name="source">The source image.</param> /// <param name="visitor">The image visitor.</param> /// <param name="cancellationToken">The token to monitor for cancellation requests.</param> /// <returns>A <see cref="Task"/> representing the asynchronous operation.</returns> public static Task AcceptVisitorAsync(this Image source, IImageVisitorAsync visitor, CancellationToken cancellationToken = default) => source.AcceptAsync(visitor, cancellationToken);
