public SerializationContainer Serialize(List <Node> nodes)
{
if (nodes == null)
{
return(null);
}
bool wasTriggering = TriggerEvents;
TriggerEvents = false;
SerializationContainer container = new SerializationContainer();
for (var index = 0; index < nodes.Count; index++)
{
var node = nodes[index];
container.Nodes.Add(node.ToSerializedNode());
for (var i = 0; i < node.Sockets.Count; i++)
{
var socket = node.Sockets[i];
if (socket.IsInput() && socket.IsConnected())
// serialize only input socket edges to avoid double edge serialization
{
InputSocket inputSocket = (InputSocket)socket;
container.Edges.Add(inputSocket.Edge.ToSerializedEgde());
}
}
}
TriggerEvents = wasTriggering;
return(container);
}
/// <summary>Unity serialization callback.</summary>
public void OnBeforeSerialize()
{
if (_nodes.Count == 0)
{
return; // nothing to serialize
}
_serializedEdges.Clear();
_serializedNodes.Clear();
// serialize data
SerializationContainer container = Serialize(_nodes);
if (container != null)
{
_serializedEdges = container.Edges;
_serializedNodes = container.Nodes;
}
}