protected override bool DoesNodeReferenceUrl(DocumentNode node, string url)
{
DocumentCompositeNode documentCompositeNode = node as DocumentCompositeNode;
if (documentCompositeNode != null)
{
Uri uriValue = DocumentNodeHelper.GetUriValue(documentCompositeNode.Properties[ImageElement.SourceProperty]);
string uriString = uriValue != (Uri)null ? uriValue.OriginalString : (string)null;
if (!string.IsNullOrEmpty(uriString))
{
Uri uri = node.Context.MakeDesignTimeUri(new Uri(uriString, UriKind.RelativeOrAbsolute));
if (!uri.IsAbsoluteUri)
{
return(false);
}
string localPath = uri.LocalPath;
if (StringComparer.OrdinalIgnoreCase.Compare(localPath, url) == 0)
{
return(true);
}
return(StringComparer.OrdinalIgnoreCase.Compare(localPath.Replace("file:///", "").Replace("/", "\\"), url) == 0);
}
}
return(false);
}
protected override object GetComputedValueInternal(PropertyReference propertyReference)
{
if (propertyReference.Count != 1 || !ImageElement.SourceProperty.Equals((object)propertyReference.FirstStep))
{
return(base.GetComputedValueInternal(propertyReference));
}
SceneNode valueAsSceneNode = this.GetLocalValueAsSceneNode(propertyReference);
if (valueAsSceneNode != null && valueAsSceneNode.TargetType == typeof(BitmapImage))
{
return((object)DocumentNodeHelper.GetUriValue(valueAsSceneNode.DocumentNode));
}
return(this.GetLocalOrDefaultValue(propertyReference));
}
