using AngleSharp.Css; namespace AngleSharp.Dom.Css { internal sealed class CssBackfaceVisibilityProperty : CssProperty, ICssBackfaceVisibilityProperty, ICssProperty { internal static readonly IValueConverter<bool> Converter = Converters.Toggle(Keywords.Visible, Keywords.Hidden); internal static readonly bool Default = true; private bool _visible; public bool IsVisible => _visible; internal CssBackfaceVisibilityProperty(CssStyleDeclaration rule) : base(PropertyNames.BackfaceVisibility, rule, PropertyFlags.None) { Reset(); } public void SetVisible(bool visible) { _visible = visible; } internal override void Reset() { _visible = Default; } protected override bool IsValid(ICssValue value) { return Converter.TryConvert(value, SetVisible); } } }