/// <summary>
/// Determines if the given value represents a valid state of this property.
/// </summary>
/// <param name="value">The state that should be used.</param>
/// <returns>True if the state is valid, otherwise false.</returns>
protected override Boolean IsValid(CSSValue value)
{
if (value is CSSValueList)
{
var values = (CSSValueList)value;
var images = new List<CSSImageValue>();
for (int i = 0; i < values.Length; i++)
{
var image = values[i].AsImage();
if (image == null || (++i < values.Length && values[i] != CSSValue.Separator))
return false;
images.Add(image);
}
_images = images;
}
else if (value != CSSValue.Inherit)
{
var image = value.AsImage();
if (image == null)
return false;
_images.Clear();
_images.Add(image);
}
return true;
}
/// <summary>
/// Determines if the given value represents a valid state of this property.
/// </summary>
/// <param name="value">The state that should be used.</param>
/// <returns>True if the state is valid, otherwise false.</returns>
protected override Boolean IsValid(CSSValue value)
{
var image = value.AsImage();
if (image != null)
_image = image;
else if (value != CSSValue.Inherit)
return false;
return true;
}
protected override Boolean IsValid(CSSValue value)
{
var image = value.AsImage();
if (image != null)
{
_image = image;
}
else if (value != CSSValue.Inherit)
{
return(false);
}
return(true);
}
protected override Boolean IsValid(CSSValue value)
{
if (value is CSSValueList)
{
var values = (CSSValueList)value;
var images = new List <CSSImageValue>();
for (int i = 0; i < values.Length; i++)
{
var image = values[i].AsImage();
if (image == null || (++i < values.Length && values[i] != CSSValue.Separator))
{
return(false);
}
images.Add(image);
}
_images = images;
}
else if (value != CSSValue.Inherit)
{
var image = value.AsImage();
if (image == null)
{
return(false);
}
_images.Clear();
_images.Add(image);
}
return(true);
}