ESRI.ArcGIS.Client.Toolkit.DataSources.KmlLayer.SetSourceInternal C# (CSharp) Method

        private void SetSourceInternal(Stream stream)
        {
            using (Stream seekableStream = ConvertToSeekable(stream))
            {
                XDocument xLocalDoc;
                if (IsStreamCompressed(seekableStream))
                {
                    // Feed result into ZIP library
                    // Extract KML file embedded within KMZ file and extract point image file names
                    ZipFile zipFile = ZipFile.Read(seekableStream);
                    xLocalDoc = GetKmzContents(zipFile);
                }
                else
                {
                    xLocalDoc = LoadDocument(seekableStream);
                }

                if (xLocalDoc != null)
                {
                    _isRoot = true;

                    // Assign folder IDS for web maps
                    AssignFolderIDs(xLocalDoc.Root);

                    // keep root element for future parse (in background)
                    _context.Element = xLocalDoc.Root;
                }
            }
        }