using AngleSharp.Css; using AngleSharp.Extensions; namespace AngleSharp.Dom.Css { internal sealed class CssBorderSpacingProperty : CssProperty, ICssBorderSpacingProperty, ICssProperty { internal static readonly Length Default = Length.Zero; internal static readonly IValueConverter<Length[]> Converter = Converters.LengthConverter.Many(1, 2); private Length _h; private Length _v; public Length Horizontal => _h; public Length Vertical => _v; internal CssBorderSpacingProperty(CssStyleDeclaration rule) : base(PropertyNames.BorderSpacing, rule, PropertyFlags.Inherited) { Reset(); } public void SetSpacing(Length horizontal, Length vertical) { _h = horizontal; _v = vertical; } internal override void Reset() { _h = Default; _v = Default; } protected override bool IsValid(ICssValue value) { return Converter.TryConvert(value, delegate(Length[] m) { SetSpacing(m[0], (m.Length == 2) ? m[1] : m[0]); }); } } }