using AngleSharp.Css; using AngleSharp.Extensions; using System; using System.Collections.Generic; using System.Linq; namespace AngleSharp.Dom.Css { internal sealed class CssBorderImageProperty : CssShorthandProperty { private static readonly IValueConverter<Tuple<CssValue, Tuple<CssValue, CssValue, CssValue>, CssValue>> Converter = Converters.WithAny(Converters.OptionalImageSourceConverter.Val().Option(), Converters.WithOrder(CssBorderImageSliceProperty.Converter.Val().Option(), CssBorderImageWidthProperty.Converter.Val().StartsWithDelimiter().Option(), CssBorderImageOutsetProperty.Converter.Val().StartsWithDelimiter().Option()), CssBorderImageRepeatProperty.Converter.Val().Option()); internal CssBorderImageProperty(CssStyleDeclaration rule) : base(PropertyNames.BorderImage, rule, PropertyFlags.None) { } protected override bool IsValid(CssValue value) { return Converter.TryConvert(value, delegate(Tuple<CssValue, Tuple<CssValue, CssValue, CssValue>, CssValue> m) { Get<CssBorderImageSourceProperty>().TrySetValue(m.Item1); Get<CssBorderImageSliceProperty>().TrySetValue(m.Item2.Item1); Get<CssBorderImageWidthProperty>().TrySetValue(m.Item2.Item2); Get<CssBorderImageOutsetProperty>().TrySetValue(m.Item2.Item3); Get<CssBorderImageRepeatProperty>().TrySetValue(m.Item3); }); } internal override string SerializeValue(IEnumerable<CssProperty> properties) { CssBorderImageSourceProperty cssBorderImageSourceProperty = properties.OfType<CssBorderImageSourceProperty>().FirstOrDefault(); CssBorderImageSliceProperty cssBorderImageSliceProperty = properties.OfType<CssBorderImageSliceProperty>().FirstOrDefault(); CssBorderImageWidthProperty cssBorderImageWidthProperty = properties.OfType<CssBorderImageWidthProperty>().FirstOrDefault(); CssBorderImageOutsetProperty cssBorderImageOutsetProperty = properties.OfType<CssBorderImageOutsetProperty>().FirstOrDefault(); CssBorderImageRepeatProperty cssBorderImageRepeatProperty = properties.OfType<CssBorderImageRepeatProperty>().FirstOrDefault(); if (cssBorderImageSourceProperty == null || cssBorderImageSliceProperty == null || cssBorderImageWidthProperty == null || cssBorderImageOutsetProperty == null || cssBorderImageRepeatProperty == null) return string.Empty; List<string> list = new List<string>(); list.Add(cssBorderImageSourceProperty.SerializeValue()); if (cssBorderImageSliceProperty.HasValue) list.Add(cssBorderImageSliceProperty.SerializeValue()); if (cssBorderImageWidthProperty.HasValue || cssBorderImageOutsetProperty.HasValue) { list.Add("/"); if (cssBorderImageWidthProperty.HasValue) list.Add(cssBorderImageWidthProperty.SerializeValue()); if (cssBorderImageOutsetProperty.HasValue) { list.Add("/"); list.Add(cssBorderImageOutsetProperty.SerializeValue()); } } if (cssBorderImageRepeatProperty.HasValue) list.Add(cssBorderImageRepeatProperty.SerializeValue()); return string.Format(" ", new object[1] { list }); } } }