using AngleSharp.Css; using AngleSharp.Extensions; using System; using System.Collections.Generic; using System.Linq; namespace AngleSharp.Dom.Css { internal sealed class CssOutlineProperty : CssShorthandProperty { private static readonly IValueConverter<Tuple<ICssValue, ICssValue, ICssValue>> Converter = Converters.WithAny(Converters.LineWidthConverter.Val().Option(), Converters.LineStyleConverter.Val().Option(), Converters.InvertedColorConverter.Val().Option()); internal CssOutlineProperty(CssStyleDeclaration rule) : base(PropertyNames.Outline, rule, PropertyFlags.Animatable) { } protected override bool IsValid(ICssValue value) { return Converter.TryConvert(value, delegate(Tuple<ICssValue, ICssValue, ICssValue> m) { Get<CssOutlineWidthProperty>().TrySetValue(m.Item1); Get<CssOutlineStyleProperty>().TrySetValue(m.Item2); Get<CssOutlineColorProperty>().TrySetValue(m.Item3); }); } internal override string SerializeValue(IEnumerable<CssProperty> properties) { CssOutlineWidthProperty cssOutlineWidthProperty = properties.OfType<CssOutlineWidthProperty>().FirstOrDefault(); CssOutlineStyleProperty cssOutlineStyleProperty = properties.OfType<CssOutlineStyleProperty>().FirstOrDefault(); CssOutlineColorProperty cssOutlineColorProperty = properties.OfType<CssOutlineColorProperty>().FirstOrDefault(); if (cssOutlineWidthProperty == null || cssOutlineStyleProperty == null || cssOutlineColorProperty == null) return string.Empty; List<string> list = new List<string>(); if (cssOutlineWidthProperty.HasValue) list.Add(cssOutlineWidthProperty.SerializeValue()); if (cssOutlineColorProperty.HasValue) list.Add(cssOutlineColorProperty.SerializeValue()); if (cssOutlineStyleProperty.HasValue) list.Add(cssOutlineStyleProperty.SerializeValue()); return string.Join(" ", list); } } }