public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value is Thickness)
{
// yes, we can override it with the parameter value
if (parameter is ThicknessSideType)
{
TakeThicknessSide = (ThicknessSideType)parameter;
}
var orgThickness = (Thickness)value;
switch (TakeThicknessSide)
{
case ThicknessSideType.Left:
return(orgThickness.Left);
case ThicknessSideType.Top:
return(orgThickness.Top);
case ThicknessSideType.Right:
return(orgThickness.Right);
case ThicknessSideType.Bottom:
return(orgThickness.Bottom);
default:
return(default(double));
}
}
return(default(double));
}
/// <summary>
/// returns the thickness by <see cref="IgnoreThicknessSide"/>
/// </summary>
/// <param name="value"></param>
/// <param name="targetType"></param>
/// <param name="parameter"></param>
/// <param name="culture"></param>
/// <returns></returns>
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value is Thickness)
{
// yes, we can override it with the parameter value
if (parameter is ThicknessSideType)
{
this.IgnoreThicknessSide = (ThicknessSideType)parameter;
}
var orgThickness = (Thickness)value;
switch (this.IgnoreThicknessSide)
{
case ThicknessSideType.Left:
return(new Thickness(0, orgThickness.Top, orgThickness.Right, orgThickness.Bottom));
case ThicknessSideType.Top:
return(new Thickness(orgThickness.Left, 0, orgThickness.Right, orgThickness.Bottom));
case ThicknessSideType.Right:
return(new Thickness(orgThickness.Left, orgThickness.Top, 0, orgThickness.Bottom));
case ThicknessSideType.Bottom:
return(new Thickness(orgThickness.Left, orgThickness.Top, orgThickness.Right, 0));
default:
return(orgThickness);
}
}
return(default(Thickness));
}
/// <summary>
/// tries to convert by <see cref="TakeThicknessSide"/>
/// </summary>
/// <param name="value"></param>
/// <param name="targetType"></param>
/// <param name="parameter"></param>
/// <param name="culture"></param>
/// <returns></returns>
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
bool isGridTarget = targetType.Name.Contains(nameof(Grid));
if (value is Thickness)
{
// yes, we can override it with the parameter value
if (parameter is ThicknessSideType)
{
this.TakeThicknessSide = (ThicknessSideType)parameter;
}
var orgThickness = (Thickness)value;
switch (this.TakeThicknessSide)
{
case ThicknessSideType.Left:
if (isGridTarget)
{
return(new GridLength(orgThickness.Left, GridUnitType.Pixel));
}
else
{
return(orgThickness.Left);
}
case ThicknessSideType.Top:
if (isGridTarget)
{
return(new GridLength(orgThickness.Top, GridUnitType.Pixel));
}
else
{
return(orgThickness.Top);
}
case ThicknessSideType.Right:
if (isGridTarget)
{
return(new GridLength(orgThickness.Right, GridUnitType.Pixel));
}
else
{
return(orgThickness.Right);
}
case ThicknessSideType.Bottom:
if (isGridTarget)
{
return(new GridLength(orgThickness.Bottom, GridUnitType.Pixel));
}
else
{
return(orgThickness.Bottom);
}
default:
if (isGridTarget)
{
return(new GridLength(0, GridUnitType.Pixel));
}
else
{
return(0);
}
}
}
if (isGridTarget)
{
return(new GridLength(0, GridUnitType.Pixel));
}
else
{
return(0);
}
}