public override object ProvideValue(
IServiceProvider serviceProvider)
{
return(BrushExtensions.Darken(
_initialBrush,
_darkenOpacity));
}
/// <inheritdoc/>
public override SolidColorBrush Convert(
SolidColorBrush initialBrush,
ConverterParam <double> darkenOpacityParam)
{
var darkenOpacity = darkenOpacityParam.Value;
if (darkenOpacity <= 0 || darkenOpacity >= 1)
{
throw new ArgumentOutOfRangeException(
nameof(darkenOpacity),
darkenOpacity,
@"The darken opacity value must be >= 0 and <= 1");
}
return(BrushExtensions.Darken(
initialBrush,
darkenOpacity));
}
