using System; using System.Globalization; using System.Windows.Data; namespace AIStudio.Wpf.DiagramDesigner { public class AdditionConverter : IValueConverter { public object Convert(object value, Type targetType, object parameter, CultureInfo culture) { if ((value != null) && (parameter != null)) { var firstValue = (double)value; var secondValue = double.Parse(parameter?.ToString()); return firstValue + secondValue; } return 0d; } public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture) { throw new NotImplementedException(); } } }