// Node creation when validate a choice
public bool OnSelectEntry(SearchTreeEntry searchTreeEntry, SearchWindowContext context)
{
// window to graph position
var windowRoot = window.rootVisualElement;
var windowMousePosition = windowRoot.ChangeCoordinatesTo(windowRoot.parent, context.screenMousePosition - window.position.position);
var graphMousePosition = graphView.contentViewContainer.WorldToLocal(windowMousePosition);
var nodeType = searchTreeEntry.userData is Type ? (Type)searchTreeEntry.userData : ((NodeProvider.PortDescription)searchTreeEntry.userData).nodeType;
graphView.RegisterCompleteObjectUndo("Added " + nodeType);
var view = graphView.AddNode(BaseNode.CreateFromType(nodeType, graphMousePosition));
if (searchTreeEntry.userData is NodeProvider.PortDescription desc)
{
var targetPort = view.GetPortViewFromFieldName(desc.portFieldName, desc.portIdentifier);
if (inputPortView == null)
{
graphView.Connect(targetPort, outputPortView);
}
else
{
graphView.Connect(inputPortView, targetPort);
}
}
return(true);
}
public virtual void OnDropOutsidePort(Edge edge, Vector2 position)
{
this.graphView.RegisterCompleteObjectUndo("Disconnect edge");
//If the edge was already existing, remove it
if (!edge.isGhostEdge)
{
graphView.Disconnect(edge as EdgeView);
}
// when on of the port is null, then the edge was created and dropped outside of a port
if (edge.input == null || edge.output == null)
{
Vector2 mousePos = graphView.ChangeCoordinatesTo(graphView.contentViewContainer, position);
// Empirical offset:
mousePos += new Vector2(-10f, -18);
// TODO: function
this.graphView.RegisterCompleteObjectUndo("Added relay node ");
var relayNode = BaseNode.CreateFromType <RelayNode>(mousePos);
var relayView = graphView.AddNode(relayNode);
// Connect to the new relay node:
var port = edge.output ?? edge.input;
var pv = port as PortView;
bool isInput = edge.input == null;
var p = pv.owner.nodeTarget.GetPort(pv.fieldName, pv.portData.identifier);
// Wait for node to be created ...
graphView.schedule.Execute(() => {
// We can't use edge here because it have been destroyed
if (isInput)
{
var newEdge = graphView.graph.Connect(relayNode.inputPorts[0], p);
graphView.ConnectView(new EdgeView()
{
userData = newEdge,
input = relayView.GetPortViewFromFieldName(newEdge.inputFieldName, newEdge.inputPortIdentifier),
output = pv.owner.GetPortViewFromFieldName(newEdge.outputFieldName, newEdge.outputPortIdentifier)
});
}
else
{
var newEdge = graphView.graph.Connect(p, relayNode.outputPorts[0]);
graphView.ConnectView(new EdgeView()
{
userData = newEdge,
input = pv.owner.GetPortViewFromFieldName(newEdge.inputFieldName, newEdge.inputPortIdentifier),
output = relayView.GetPortViewFromFieldName(newEdge.outputFieldName, newEdge.outputPortIdentifier)
});
}
}).ExecuteLater(1);
}
//TODO: open new nodes selector and connect the created node if there is one
}
// Node creation when validate a choice
public bool OnSelectEntry(SearchTreeEntry searchTreeEntry, SearchWindowContext context)
{
// window to graph position
var windowRoot = window.rootVisualElement;
var windowMousePosition = windowRoot.ChangeCoordinatesTo(windowRoot.parent, context.screenMousePosition - window.position.position);
var graphMousePosition = graphView.contentViewContainer.WorldToLocal(windowMousePosition);
graphView.RegisterCompleteObjectUndo("Added " + searchTreeEntry.userData);
graphView.AddNode(BaseNode.CreateFromType((Type)searchTreeEntry.userData, graphMousePosition));
return(true);
}
public RelayNodeView AddRelayNode(PortView inputPort, PortView outputPort, Vector2 position)
{
var relayNode = BaseNode.CreateFromType <RelayNode>(position);
var view = AddNode(relayNode) as RelayNodeView;
if (outputPort != null)
{
Connect(view.inputPortViews[0], outputPort);
}
if (inputPort != null)
{
Connect(inputPort, view.outputPortViews[0]);
}
return(view);
}
void DragPerformedCallback(DragPerformEvent e)
{
var mousePos = (e.currentTarget as VisualElement).ChangeCoordinatesTo(contentViewContainer, e.localMousePosition);
var dragData = DragAndDrop.GetGenericData("DragSelection") as List <ISelectable>;
if (dragData == null)
{
return;
}
var exposedParameterFieldViews = dragData.OfType <ExposedParameterFieldView>();
if (exposedParameterFieldViews.Any())
{
foreach (var paramFieldView in exposedParameterFieldViews)
{
var paramNode = BaseNode.CreateFromType <ParameterNode>(mousePos);
paramNode.parameterGUID = paramFieldView.parameter.guid;
AddNode(paramNode);
}
}
}