public void OnBeginDrag(PointerEventData eventData)
{
if (port.IsOutput)
{
tempConnection = Instantiate(graph.runtimeConnectionPrefab);
tempConnection.transform.SetParent(graph.scrollRect.content);
tempConnection.SetPosition(transform.position, eventData.position);
startPos = transform.position;
startPort = port;
}
else
{
if (port.IsConnected)
{
NodePort output = port.Connection;
Debug.Log("has " + port.ConnectionCount + " connections");
Debug.Log(port.GetConnection(0));
UGUIMathBaseNode otherNode = graph.GetRuntimeNode(output.node);
UGUIPort otherUGUIPort = otherNode.GetPort(output.fieldName);
Debug.Log("Disconnect");
output.Disconnect(port);
tempConnection = Instantiate(graph.runtimeConnectionPrefab);
tempConnection.transform.SetParent(graph.scrollRect.content);
tempConnection.SetPosition(otherUGUIPort.transform.position, eventData.position);
startPos = otherUGUIPort.transform.position;
startPort = otherUGUIPort.port;
graph.GetRuntimeNode(node).UpdateGUI();
}
}
}
public void OnDrag(PointerEventData eventData)
{
if (tempConnection == null)
{
return;
}
UGUIPort otherPort = FindPortInStack(eventData.hovered);
tempHovered = otherPort;
tempConnection.SetPosition(startPos, eventData.position);
}
public UGUIPort FindPortInStack(List <GameObject> stack)
{
for (int i = 0; i < stack.Count; i++)
{
UGUIPort port = stack[i].GetComponent <UGUIPort>();
if (port)
{
return(port);
}
}
return(null);
}