using AngleSharp.Css; using AngleSharp.Extensions; using System; using System.Collections.Generic; namespace AngleSharp.Dom.Css { internal sealed class CssCounterResetProperty : CssProperty { private static readonly IValueConverter<KeyValuePair<string, int>[]> Converter = Converters.WithOrder(Converters.WithOrder(Converters.IdentifierConverter.Required(), Converters.IntegerConverter.Option(0)).To((Tuple<string, int> m) => new KeyValuePair<string, int>(m.Item1, m.Item2))); internal CssCounterResetProperty(CssStyleDeclaration rule) : base(PropertyNames.CounterReset, rule, PropertyFlags.None) { } protected override object GetDefault(IElement element) { return null; } protected override object Compute(IElement element) { KeyValuePair<string, int>[] array = Converter.Convert(base.Value); if (array.Length == 0) return null; return array[0]; } protected override bool IsValid(ICssValue value) { return Converter.Validate(value); } } }