using System;
using System.Windows.Data;
using System.Windows;

namespace Com.Piwigo.Wpf.Helper
{
    public class AdvBooltoVisibilityConverter : IValueConverter
    {
        #region Constructors
        /// <summary>
        /// The default constructor
        /// </summary>
        public AdvBooltoVisibilityConverter() { }
        #endregion
 
        #region Properties
        public bool Collapse { get; set; }
        public bool Reverse { get; set; }
        #endregion
 
        #region IValueConverter Members
        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            bool bValue = (bool)value;
 
                if (bValue != Reverse)
                {
                    return Visibility.Visible;
                }
                else
                {
                    if (Collapse)
                        return Visibility.Collapsed;
                    else
                        return Visibility.Hidden;
                }
        }
 
        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            Visibility visibility = (Visibility)value;
 
                if (visibility == Visibility.Visible)
                    return !Reverse;
                else
                    return Reverse;
        }
        #endregion
    }
}