/// <summary> Show right-click context menu </summary>
public void ShowContextMenu()
{
GenericMenu contextMenu = new GenericMenu();
Vector2 pos = WindowToGridPosition(Event.current.mousePosition);
if (hoveredNode != null)
{
Node node = hoveredNode;
contextMenu.AddItem(new GUIContent("Remove"), false, () => graph.RemoveNode(node));
}
else
{
for (int i = 0; i < nodeTypes.Length; i++)
{
Type type = nodeTypes[i];
string name = nodeTypes[i].ToString().Replace('.', '/');
Node.CreateNodeMenuAttribute attrib;
if (NodeEditorUtilities.GetAttrib(type, out attrib))
{
name = attrib.menuName;
}
contextMenu.AddItem(new GUIContent(name), false, () => {
CreateNode(type, pos);
});
}
}
contextMenu.DropDown(new Rect(Event.current.mousePosition, Vector2.zero));
}
/// <summary> The order by which the menu items are displayed. </summary>
public virtual int GetNodeMenuOrder(Type type) {
//Check if type has the CreateNodeMenuAttribute
XNode.Node.CreateNodeMenuAttribute attrib;
if (NodeEditorUtilities.GetAttrib(type, out attrib)) // Return custom path
return attrib.order;
else
return 0;
}
/// <summary> Returns context node menu path. Null or empty strings for hidden nodes. </summary>
public virtual string GetNodeMenuName(Type type) {
//Check if type has the CreateNodeMenuAttribute
XNode.Node.CreateNodeMenuAttribute attrib;
if (NodeEditorUtilities.GetAttrib(type, out attrib)) // Return custom path
return attrib.menuName;
else // Return generated path
return NodeEditorUtilities.NodeDefaultPath(type);
}
/// <summary> Add items for the context menu when right-clicking this node. Override to add custom menu items. </summary>
public virtual void AddContextMenuItems(GenericMenu menu)
{
Vector2 pos = NodeEditorWindow.current.WindowToGridPosition(Event.current.mousePosition);
var nodeTypes = NodeEditorReflection.nodeTypes.OrderBy(type => GetNodeMenuOrder(type)).ToArray();
for (int i = 0; i < nodeTypes.Length; i++)
{
Type type = nodeTypes[i];
//Get node context menu path
string path = GetNodeMenuName(type);
if (string.IsNullOrEmpty(path))
{
continue;
}
// Check if user is allowed to add more of given node type
XNode.Node.DisallowMultipleNodesAttribute disallowAttrib;
bool disallowed = false;
if (NodeEditorUtilities.GetAttrib(type, out disallowAttrib))
{
int typeCount = target.nodes.Count(x => x.GetType() == type);
if (typeCount >= disallowAttrib.max)
{
disallowed = true;
}
}
if (window.graph is DialogGraph)
{
}
// Add node entry to context menu
if (disallowed)
{
menu.AddItem(new GUIContent(path), false, null);
}
else
{
menu.AddItem(new GUIContent(path), false, () => {
XNode.Node node = CreateNode(type, pos);
NodeEditorWindow.current.AutoConnect(node);
});
}
}
menu.AddSeparator("");
if (NodeEditorWindow.copyBuffer != null && NodeEditorWindow.copyBuffer.Length > 0)
{
menu.AddItem(new GUIContent("Paste"), false, () => NodeEditorWindow.current.PasteNodes(pos));
}
else
{
menu.AddDisabledItem(new GUIContent("Paste"));
}
menu.AddItem(new GUIContent("Preferences"), false, () => NodeEditorReflection.OpenPreferences());
menu.AddCustomContextMenuItems(target);
}
public virtual bool IsExcludeContextMenuNode(Type type)
{
//Check if type has the CreateNodeMenuAttribute
XNode.Node.CreateNodeMenuAttribute attrib;
if (NodeEditorUtilities.GetAttrib(type, out attrib)) // Return custom path
{
return(attrib.exclude);
}
return(false);
}
public static string[] GetNodeMenuTags(Type type)
{
//Check if type has the CreateNodeMenuAttribute
XNode.CreateNodeMenuAttribute attrib;
if (NodeEditorUtilities.GetAttrib(type, out attrib)) // Return custom path
{
return(attrib.Tags);
}
return(new string[0]);
}
/// <summary> Returns context node menu path. Null or empty strings for hidden nodes. </summary>
public virtual string GetNodeMenuName(Type type)
{
//Check if type has the CreateNodeMenuAttribute
XNode.Node.CreateNodeMenuAttribute attrib;
if (NodeEditorUtilities.GetAttrib(type, out attrib)) // Return custom path
{
return(attrib.menuName);
}
else // Return generated path
{
return(ObjectNames.NicifyVariableName(type.ToString().Replace('.', '/')));
}
}
/// <summary> Show right-click context menu for current graph </summary>
void ShowGraphContextMenu()
{
GenericMenu contextMenu = new GenericMenu();
Vector2 pos = WindowToGridPosition(Event.current.mousePosition);
for (int i = 0; i < nodeTypes.Length; i++)
{
Type type = nodeTypes[i];
string name = nodeTypes[i].ToString().Replace('.', '/');
Node.CreateNodeMenuAttribute attrib;
if (NodeEditorUtilities.GetAttrib(type, out attrib))
{
name = attrib.menuName;
}
contextMenu.AddItem(new GUIContent(name), false, () => {
CreateNode(type, pos);
});
}
contextMenu.AddSeparator("");
contextMenu.AddItem(new GUIContent("Preferences"), false, () => OpenPreferences());
AddCustomContextMenuItems(contextMenu, graph);
contextMenu.DropDown(new Rect(Event.current.mousePosition, Vector2.zero));
}
/// <summary> Make a field for a serialized property. Manual node port override. </summary>
public static void PropertyField(SerializedProperty property, GUIContent label, Siccity.XNode.NodePort port, bool includeChildren = true, params GUILayoutOption[] options)
{
if (property == null)
{
throw new NullReferenceException();
}
// If property is not a port, display a regular property field
if (port == null)
{
EditorGUILayout.PropertyField(property, label, includeChildren, GUILayout.MinWidth(30));
}
else
{
Rect rect = new Rect();
// If property is an input, display a regular property field and put a port handle on the left side
if (port.direction == Siccity.XNode.NodePort.IO.Input)
{
// Get data from [Input] attribute
Siccity.XNode.Node.ShowBackingValue showBacking = Siccity.XNode.Node.ShowBackingValue.Unconnected;
Siccity.XNode.Node.InputAttribute inputAttribute;
if (NodeEditorUtilities.GetAttrib(port.node.GetType(), property.name, out inputAttribute))
{
showBacking = inputAttribute.backingValue;
}
switch (showBacking)
{
case Siccity.XNode.Node.ShowBackingValue.Unconnected:
// Display a label if port is connected
if (port.IsConnected)
{
EditorGUILayout.LabelField(label != null ? label : new GUIContent(property.displayName));
}
// Display an editable property field if port is not connected
else
{
EditorGUILayout.PropertyField(property, label, includeChildren, GUILayout.MinWidth(30));
}
break;
case Siccity.XNode.Node.ShowBackingValue.Never:
// Display a label
EditorGUILayout.LabelField(label != null ? label : new GUIContent(property.displayName));
break;
case Siccity.XNode.Node.ShowBackingValue.Always:
// Display an editable property field
EditorGUILayout.PropertyField(property, label, includeChildren, GUILayout.MinWidth(30));
break;
}
rect = GUILayoutUtility.GetLastRect();
rect.position = rect.position - new Vector2(16, 0);
// If property is an output, display a text label and put a port handle on the right side
}
else if (port.direction == Siccity.XNode.NodePort.IO.Output)
{
// Get data from [Output] attribute
Siccity.XNode.Node.ShowBackingValue showBacking = Siccity.XNode.Node.ShowBackingValue.Unconnected;
Siccity.XNode.Node.OutputAttribute outputAttribute;
if (NodeEditorUtilities.GetAttrib(port.node.GetType(), property.name, out outputAttribute))
{
showBacking = outputAttribute.backingValue;
}
switch (showBacking)
{
case Siccity.XNode.Node.ShowBackingValue.Unconnected:
// Display a label if port is connected
if (port.IsConnected)
{
EditorGUILayout.LabelField(label != null ? label : new GUIContent(property.displayName), NodeEditorResources.OutputPort, GUILayout.MinWidth(30));
}
// Display an editable property field if port is not connected
else
{
EditorGUILayout.PropertyField(property, label, includeChildren, GUILayout.MinWidth(30));
}
break;
case Siccity.XNode.Node.ShowBackingValue.Never:
// Display a label
EditorGUILayout.LabelField(label != null ? label : new GUIContent(property.displayName), NodeEditorResources.OutputPort, GUILayout.MinWidth(30));
break;
case Siccity.XNode.Node.ShowBackingValue.Always:
// Display an editable property field
EditorGUILayout.PropertyField(property, label, includeChildren, GUILayout.MinWidth(30));
break;
}
rect = GUILayoutUtility.GetLastRect();
rect.position = rect.position + new Vector2(rect.width, 0);
}
rect.size = new Vector2(16, 16);
Color backgroundColor = new Color32(90, 97, 105, 255);
if (NodeEditorWindow.nodeTint.ContainsKey(port.node.GetType()))
{
backgroundColor *= NodeEditorWindow.nodeTint[port.node.GetType()];
}
Color col = NodeEditorWindow.current.graphEditor.GetTypeColor(port.ValueType);
DrawPortHandle(rect, backgroundColor, col);
// Register the handle position
Vector2 portPos = rect.center;
if (NodeEditor.portPositions.ContainsKey(port))
{
NodeEditor.portPositions[port] = portPos;
}
else
{
NodeEditor.portPositions.Add(port, portPos);
}
}
}
private void InsertDuplicateNodes(XNode.Node[] nodes, Vector2 topLeft)
{
if (nodes == null || nodes.Length == 0)
{
return;
}
// Get top-left node
Vector2 topLeftNode = nodes.Select(x => x.position).Aggregate((x, y) => new Vector2(Mathf.Min(x.x, y.x), Mathf.Min(x.y, y.y)));
Vector2 offset = topLeft - topLeftNode;
UnityEngine.Object[] newNodes = new UnityEngine.Object[nodes.Length];
Dictionary <XNode.Node, XNode.Node> substitutes = new Dictionary <XNode.Node, XNode.Node>();
for (int i = 0; i < nodes.Length; i++)
{
XNode.Node srcNode = nodes[i];
if (srcNode == null)
{
continue;
}
// Check if user is allowed to add more of given node type
XNode.Node.DisallowMultipleNodesAttribute disallowAttrib;
Type nodeType = srcNode.GetType();
if (NodeEditorUtilities.GetAttrib(nodeType, out disallowAttrib))
{
int typeCount = graph.nodes.Count(x => x.GetType() == nodeType);
if (typeCount >= disallowAttrib.max)
{
continue;
}
}
XNode.Node newNode = graphEditor.CopyNode(srcNode);
substitutes.Add(srcNode, newNode);
newNode.position = srcNode.position + offset;
newNodes[i] = newNode;
}
// Walk through the selected nodes again, recreate connections, using the new nodes
for (int i = 0; i < nodes.Length; i++)
{
XNode.Node srcNode = nodes[i];
if (srcNode == null)
{
continue;
}
foreach (XNode.NodePort port in srcNode.Ports)
{
for (int c = 0; c < port.ConnectionCount; c++)
{
XNode.NodePort inputPort = port.direction == XNode.NodePort.IO.Input ? port : port.GetConnection(c);
XNode.NodePort outputPort = port.direction == XNode.NodePort.IO.Output ? port : port.GetConnection(c);
XNode.Node newNodeIn, newNodeOut;
if (substitutes.TryGetValue(inputPort.node, out newNodeIn) && substitutes.TryGetValue(outputPort.node, out newNodeOut))
{
newNodeIn.UpdatePorts();
newNodeOut.UpdatePorts();
inputPort = newNodeIn.GetInputPort(inputPort.fieldName);
outputPort = newNodeOut.GetOutputPort(outputPort.fieldName);
}
if (!inputPort.IsConnectedTo(outputPort))
{
inputPort.Connect(outputPort);
}
}
}
}
// Select the new nodes
Selection.objects = newNodes;
}
