CssBorderImageSliceProperty
More information available at:
https://developer.mozilla.org/en-US/docs/Web/CSS/border-image-slice
or even better:
http://dev.w3.org/csswg/css-backgrounds/#border-image-slice
using AngleSharp.Css;
using AngleSharp.Css.Values;
using AngleSharp.Extensions;
using System;
namespace AngleSharp.Dom.Css
{
internal sealed class CssBorderImageSliceProperty : CssProperty
{
internal static readonly IValueConverter<Tuple<Length, Length?, Length?, Length?, bool>> Converter = Converters.WithAny(Converters.BorderSliceConverter.Option(new Length(100, Length.Unit.Percent)), Converters.BorderSliceConverter.ToNullable().Option(null), Converters.BorderSliceConverter.ToNullable().Option(null), Converters.BorderSliceConverter.ToNullable().Option(null), Converters.Assign(Keywords.Fill, true).Option(false));
internal CssBorderImageSliceProperty(CssStyleDeclaration rule)
: base(PropertyNames.BorderImageSlice, rule, PropertyFlags.None)
{
}
protected override object GetDefault(IElement element)
{
return new Length(100, Length.Unit.Percent);
}
protected override object Compute(IElement element)
{
return Converter.Convert(base.Value);
}
protected override bool IsValid(CssValue value)
{
return Converter.Validate(value);
}
}
}