public static VisualPort Create(PortDescription description, IEdgeConnectorListener connectorListener)
{
var port = new VisualPort(Orientation.Horizontal,
description.IsInputSlot ? Direction.Input : Direction.Output,
description.AllowMultipleConnections ? Capacity.Multi : Capacity.Single,
null)
{
m_EdgeConnector = new EdgeConnector <Edge>(connectorListener)
};
port.AddManipulator(port.m_EdgeConnector);
port.PortDescription = description;
port.visualClass = "type" + port.PortDescription.PortType.Name;
port.m_portGraphics.AddToClassList("type" + port.PortDescription.PortType.Name);
return(port);
}
private void LoadRequested()
{
string path = EditorUtility.OpenFilePanel("Load Graph", "Assets/", "asset");
if (path.Length == 0)
{
Debug.Log("Canceled Load.");
return;
}
// Clear current graph visually
m_graphView.DeleteElements(m_graphView.edges.ToList());
m_graphView.DeleteElements(m_graphView.nodes.ToList());
path = "Assets" + path.Substring(Application.dataPath.Length);
var graph = AssetDatabase.LoadAssetAtPath <SerializedGraph>(path);
if (graph == null)
{
Debug.LogError("Failed to load graph!");
return;
}
m_graph = graph;
for (int i = 0; i < graph.Nodes.Count; i++)
{
var node = m_searchWindowProvider.CreateNode(graph.Nodes[i]);
AddNode(node, node.name, true);
}
var nodes = m_graphView.nodes.ToList();
for (int i = 0; i < graph.Edges.Count; i++)
{
var serializedEdge = graph.Edges[i];
VisualPort from = null;
VisualPort to = null;
foreach (var node in nodes)
{
GraphNode vNode = (GraphNode)node;
if (vNode.NodeGuid == serializedEdge.SourceNodeGUID)
{
from = vNode.FindSlot <PortDescription>(serializedEdge.SourcePortMemberName).VisualPort;
}
if (vNode.NodeGuid == serializedEdge.TargetNodeGUID)
{
to = vNode.FindSlot <PortDescription>(serializedEdge.TargetPortMemberName).VisualPort;
}
}
if (from == null)
{
Debug.LogError("Could not find From port!");
}
if (to == null)
{
Debug.LogError("Could not find To port!");
}
if (from != null && to != null)
{
var edge = from.ConnectTo(to);
AddEdgeLoad(edge, true);
}
}
}