using AngleSharp.Css; namespace AngleSharp.Dom.Css { internal sealed class CssOpacityProperty : CssProperty, ICssOpacityProperty, ICssProperty { internal static readonly IValueConverter<float> Converter = Converters.NumberConverter; internal static readonly float Default = 1; private float _opacity; public float Opacity => _opacity; internal CssOpacityProperty(CssStyleDeclaration rule) : base(PropertyNames.Opacity, rule, PropertyFlags.Animatable) { Reset(); } public void SetOpacity(float opacity) { _opacity = opacity; } internal override void Reset() { _opacity = Default; } protected override bool IsValid(ICssValue value) { return Converter.TryConvert(value, SetOpacity); } } }