using System.Windows.Data;

namespace WPFluent.Converters;

internal class AnimationFactorToValueConverter : IMultiValueConverter
{
    public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
    {
        if(values[0] is not double completeValue)
        {
            return 0.0;
        }

        if(values[1] is not double factor)
        {
            return 0.0;
        }

        if(parameter is "negative")
        {
            factor = -factor;
        }

        return factor * completeValue;
    }

    public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
    { throw new NotImplementedException(); }
}