void IEdgeConnectorListener.OnDropOutsidePort(Edge edge, Vector2 position)
{
VFXSlot startSlot = controller.model;
VFXView view = this.GetFirstAncestorOfType <VFXView>();
VFXViewController viewController = view.controller;
List <VisualElement> picked = new List <VisualElement>();
panel.PickAll(position, picked);
VFXNodeUI endNode = null;
foreach (var element in picked)
{
if (element is VFXNodeUI node)
{
endNode = node;
break;
}
}
VFXDataEdge dataEdge = edge as VFXDataEdge;
bool exists = false;
if (dataEdge.controller != null)
{
exists = true;
view.controller.RemoveElement(dataEdge.controller);
}
if (endNode != null)
{
VFXNodeController nodeController = endNode.controller;
if (nodeController != null)
{
IVFXSlotContainer slotContainer = nodeController.slotContainer;
if (controller.direction == Direction.Input)
{
foreach (var output in nodeController.outputPorts.Where(t => t.model == null || t.model.IsMasterSlot()))
{
if (viewController.CreateLink(controller, output))
{
break;
}
}
}
else
{
foreach (var input in nodeController.inputPorts.Where(t => t.model == null || t.model.IsMasterSlot() && !t.model.HasLink(true)))
{
if (viewController.CreateLink(input, controller))
{
break;
}
}
}
}
}
else if (controller.direction == Direction.Input && Event.current.modifiers == EventModifiers.Alt)
{
VFXModelDescriptorParameters parameterDesc = VFXLibrary.GetParameters().FirstOrDefault(t => t.name == controller.portType.UserFriendlyName());
if (parameterDesc != null)
{
Vector2 pos = view.contentViewContainer.GlobalToBound(position) - new Vector2(140, 20);
VFXParameter parameter = viewController.AddVFXParameter(pos, parameterDesc, false);
parameter.SetSettingValue("m_Exposed", true);
startSlot.Link(parameter.outputSlots[0]);
CopyValueToParameter(parameter);
viewController.AddVFXModel(pos, parameter);
}
}
else if (!exists)
{
if (direction == Direction.Input || viewController.model.visualEffectObject is VisualEffectSubgraphOperator) // no context for subgraph operators.
{
VFXFilterWindow.Show(VFXViewWindow.currentWindow, Event.current.mousePosition, view.ViewToScreenPosition(Event.current.mousePosition), new VFXNodeProvider(viewController, AddLinkedNode, ProviderFilter, new Type[] { typeof(VFXOperator), typeof(VFXParameter) }));
}
else
{
VFXFilterWindow.Show(VFXViewWindow.currentWindow, Event.current.mousePosition, view.ViewToScreenPosition(Event.current.mousePosition), new VFXNodeProvider(viewController, AddLinkedNode, ProviderFilter, new Type[] { typeof(VFXOperator), typeof(VFXParameter), typeof(VFXContext) }));
}
}
}
protected VFXDataAnchor(Orientation anchorOrientation, Direction anchorDirection, Type type, VFXNodeUI node) : base(anchorOrientation, anchorDirection, Capacity.Multi, type)
{
Profiler.BeginSample("VFXDataAnchor.VFXDataAnchor");
this.AddStyleSheetPath("VFXDataAnchor");
AddToClassList("VFXDataAnchor");
this.AddStyleSheetPath("VFXTypeColor");
m_ConnectorHighlight = new VisualElement();
m_ConnectorHighlight.style.position = PositionType.Absolute;
m_ConnectorHighlight.style.top = 0f;
m_ConnectorHighlight.style.left = 0f;
m_ConnectorHighlight.style.bottom = 0f;
m_ConnectorHighlight.style.right = 0f;
m_ConnectorHighlight.pickingMode = PickingMode.Ignore;
VisualElement connector = m_ConnectorBox as VisualElement;
connector.Add(m_ConnectorHighlight);
m_Node = node;
RegisterCallback <MouseEnterEvent>(OnMouseEnter);
RegisterCallback <MouseLeaveEvent>(OnMouseLeave);
this.AddManipulator(new ContextualMenuManipulator(BuildContextualMenu));
Profiler.EndSample();
}
void IEdgeConnectorListener.OnDropOutsidePort(Edge edge, Vector2 position)
{
VFXSlot startSlot = controller.model;
VFXView view = this.GetFirstAncestorOfType <VFXView>();
VFXViewController viewController = view.controller;
VFXNodeUI endNode = null;
foreach (var node in view.GetAllNodes())
{
if (node.worldBound.Contains(position))
{
endNode = node;
}
}
VFXDataEdge dataEdge = edge as VFXDataEdge;
bool exists = false;
if (dataEdge.controller != null)
{
exists = true;
view.controller.RemoveElement(dataEdge.controller);
}
if (endNode != null)
{
VFXNodeController nodeController = endNode.controller;
if (nodeController != null)
{
IVFXSlotContainer slotContainer = nodeController.slotContainer;
if (controller.direction == Direction.Input)
{
foreach (var output in nodeController.outputPorts.Where(t => t.model == null || t.model.IsMasterSlot()))
{
if (viewController.CreateLink(controller, output))
{
break;
}
}
}
else
{
foreach (var input in nodeController.inputPorts.Where(t => t.model == null || t.model.IsMasterSlot()))
{
if (viewController.CreateLink(input, controller))
{
break;
}
}
}
}
}
else if (controller.direction == Direction.Input && Event.current.modifiers == EventModifiers.Alt)
{
VFXModelDescriptorParameters parameterDesc = VFXLibrary.GetParameters().FirstOrDefault(t => t.name == controller.portType.UserFriendlyName());
if (parameterDesc != null)
{
VFXParameter parameter = viewController.AddVFXParameter(view.contentViewContainer.GlobalToBound(position) - new Vector2(360, 0), parameterDesc);
startSlot.Link(parameter.outputSlots[0]);
CopyValueToParameter(parameter);
}
}
else if (!exists)
{
VFXFilterWindow.Show(VFXViewWindow.currentWindow, Event.current.mousePosition, view.ViewToScreenPosition(Event.current.mousePosition), new VFXNodeProvider(viewController, AddLinkedNode, ProviderFilter, new Type[] { typeof(VFXOperator), typeof(VFXParameter) }));
}
}
protected VFXDataAnchor(Orientation anchorOrientation, Direction anchorDirection, Type type, VFXNodeUI node) : base(anchorOrientation, anchorDirection, Capacity.Multi, type)
{
Profiler.BeginSample("VFXDataAnchor.VFXDataAnchor");
this.AddStyleSheetPath("VFXDataAnchor");
AddToClassList("VFXDataAnchor");
this.AddStyleSheetPath("VFXTypeColor");
m_Node = node;
RegisterCallback <MouseEnterEvent>(OnMouseEnter);
RegisterCallback <MouseLeaveEvent>(OnMouseLeave);
this.AddManipulator(new ContextualMenuManipulator(BuildContextualMenu));
Profiler.EndSample();
}
// TODO This is a workaround to avoid having a generic type for the anchor as generic types mess with USS.
public static new VFXOutputDataAnchor Create(VFXDataAnchorController controller, VFXNodeUI node)
{
var anchor = new VFXOutputDataAnchor(controller.orientation, controller.direction, controller.portType, node);
anchor.m_EdgeConnector = new EdgeConnector <VFXDataEdge>(anchor);
anchor.controller = controller;
anchor.AddManipulator(anchor.m_EdgeConnector);
return(anchor);
}
protected VFXOutputDataAnchor(Orientation anchorOrientation, Direction anchorDirection, Type type, VFXNodeUI node) : base(anchorOrientation, anchorDirection, type, node)
{
m_Icon = new VisualElement()
{
name = "icon"
};
//Add(new VisualElement() { name = "lineSpacer" });
AddToClassList("VFXOutputDataAnchor");
Add(m_Icon); //insert at first ( right since reversed)
}
public virtual VFXDataAnchor InstantiateDataAnchor(VFXDataAnchorController controller, VFXNodeUI node)
{
if (controller.direction == Direction.Input)
{
VFXEditableDataAnchor anchor = VFXEditableDataAnchor.Create(controller, node);
return(anchor);
}
else
{
return(VFXOutputDataAnchor.Create(controller, node));
}
}
protected VFXEditableDataAnchor(Orientation anchorOrientation, Direction anchorDirection, Type type, VFXNodeUI node) : base(anchorOrientation, anchorDirection, type, node)
{
Profiler.BeginSample("VFXEditableDataAnchor.VFXEditableDataAnchor");
RegisterCallback <AttachToPanelEvent>(OnAttachToPanel);
RegisterCallback <DetachFromPanelEvent>(OnDetachFromPanel);
Profiler.EndSample();
}
// TODO This is a workaround to avoid having a generic type for the anchor as generic types mess with USS.
public static new VFXEditableDataAnchor Create(VFXDataAnchorController controller, VFXNodeUI node)
{
Profiler.BeginSample("VFXEditableDataAnchor.Create");
var anchor = new VFXEditableDataAnchor(controller.orientation, controller.direction, controller.portType, node);
anchor.m_EdgeConnector = new EdgeConnector <VFXDataEdge>(anchor);
anchor.controller = controller;
anchor.AddManipulator(anchor.m_EdgeConnector);
Profiler.EndSample();
return(anchor);
}
protected VFXInputParameterDataAnchor(Orientation anchorOrientation, Direction anchorDirection, Type type, VFXNodeUI node) : base(anchorOrientation, anchorDirection, type, node)
{
}
public override VFXDataAnchor InstantiateDataAnchor(VFXDataAnchorController controller, VFXNodeUI node)
{
if (controller.direction == Direction.Input)
{
return(VFXInputParameterDataAnchor.Create(controller, node));
}
else
{
return(VFXOutputParameterDataAnchor.Create(controller, node));
}
}