private List<IVisualNode> RetrieveNodesFromStorage(IStorage storage)
{
DataHeader header = new DataHeader();
List<IVisualNode> nodeList = new List<IVisualNode>();
int nodeCount = storage.ReadInteger(FieldCode.NodeCount);
for (int i = 0; i < nodeCount; i++)
{
header.Deserialize(storage);
IVisualNode node = VisualNode.Create(this.graphController, storage);
nodeList.Add(node);
}
return nodeList;
}