public void UnLink(AbstractSocket socket)
{
if ((socket == null) || !socket.IsConnected())
{
return;
}
if (socket.IsInput())
{
InputSocket inputSocket = (InputSocket)socket;
if (inputSocket.Connection != null)
{
this.UnLink(inputSocket, inputSocket.Connection.Output);
}
}
if (socket.IsOutput())
{
OutputSocket outputSocket = (OutputSocket)socket;
Connection[] connectionCopy = new Connection[outputSocket.Connections.Count];
outputSocket.Connections.CopyTo(connectionCopy);
foreach (Connection edge in connectionCopy)
{
this.UnLink(edge.Input, outputSocket);
}
}
}
public void Draw(EditorWindow window, Rect region, AbstractSocket currentDragingSocket)
{
if (this.centeredLabelStyle == null)
{
this.centeredLabelStyle = GUI.skin.GetStyle("Label");
}
this.centeredLabelStyle.alignment = TextAnchor.MiddleCenter;
EditorZoomArea.Begin(this.Zoom, region);
if (this.Style.normal.background == null)
{
this.Style.normal.background = this.CreateBackgroundTexture();
}
GUI.DrawTextureWithTexCoords(this.DrawArea, this.Style.normal.background, new Rect(0, 0, 1000, 1000));
this.DrawArea.Set(this.Position.x, this.Position.y, CanvasSize, CanvasSize);
GUILayout.BeginArea(this.DrawArea);
this.DrawEdges();
window.BeginWindows();
this.DrawNodes();
window.EndWindows();
this.DrawDragEdge(currentDragingSocket);
for (int i = 0; i < this.Graph.GetNodeCount(); i++)
{
this.Graph.GetNodeAt(i).GUIDrawSockets();
}
GUILayout.EndArea();
EditorZoomArea.End();
}
public static void TriggerOnUnLinkedSockets(Graph graph, AbstractSocket socket01, AbstractSocket socket02)
{
if (OnUnLinkedSockets != null)
{
OnUnLinkedSockets(graph, socket01, socket02);
}
}
public static Vector2 GetTangentPosition(AbstractSocket socket, Vector2 position)
{
if (socket.IsInput())
{
return(position + Vector2.left * NodeEditorConfig.EdgeTangent);
}
return(position + Vector2.right * NodeEditorConfig.EdgeTangent);
}
public AbstractSocket GetOtherSocket(AbstractSocket socket)
{
if (socket == this.Input)
{
return(this.Output);
}
return(this.Input);
}
private void DrawDragEdge(AbstractSocket currentDragingSocket)
{
if (currentDragingSocket != null)
{
this._tmpVector01 = Connection.GetEdgePosition(currentDragingSocket, this._tmpVector01);
this._tmpVector02 = Connection.GetTangentPosition(currentDragingSocket, this._tmpVector01);
Connection.DrawEdge(this._tmpVector01, this._tmpVector02, Event.current.mousePosition,
Event.current.mousePosition,
currentDragingSocket.Type);
}
}
private void HandleSocketDrop(AbstractSocket dropTarget)
{
if ((dropTarget != null) && (dropTarget.GetType() != this._dragSourceSocket.GetType()))
{
if (dropTarget.IsInput())
{
this._currentCanvas.Graph.Link((InputSocket)dropTarget, (OutputSocket)this._dragSourceSocket);
}
Event.current.Use();
}
this._dragSourceSocket = null;
this.Repaint();
}
/// <summary> Returns the socket at the window position.</summary>
/// <param name="windowPosition"> The position to get the Socket from in window coordinates</param>
/// <returns>The socket at the posiiton or null or null.</returns>
public AbstractSocket GetSocketAt(Vector2 windowPosition)
{
Vector2 projectedPosition = this.ProjectToCanvas(windowPosition);
for (int i = 0; i < this.Graph.GetNodeCount(); i++)
{
Node node = this.Graph.GetNodeAt(i);
AbstractSocket socket = node.SearchSocketAt(projectedPosition);
if (socket != null)
{
return(socket);
}
}
return(null);
}
private void HandleSocketDrag(AbstractSocket dragSource)
{
if (dragSource != null)
{
if (dragSource.IsInput() && dragSource.IsConnected())
{
this._dragSourceSocket = ((InputSocket)dragSource).Connection.GetOtherSocket(dragSource);
this._currentCanvas.Graph.UnLink((InputSocket)dragSource, (OutputSocket)this._dragSourceSocket);
}
if (dragSource.IsOutput())
{
this._dragSourceSocket = dragSource;
}
Event.current.Use();
}
this.Repaint();
}
public static Vector2 GetEdgePosition(AbstractSocket socket, Vector2 position)
{
if (socket.Parent.Collapsed)
{
float width = NodeEditorConfig.SocketSize;
if (socket.IsOutput())
{
width = 0;
}
position.Set(socket.X + width, socket.Parent.WindowRect.y + 8);
}
else
{
float width = 0;
if (socket.IsOutput())
{
width = NodeEditorConfig.SocketSize;
}
position.Set(socket.X + width, socket.Y + NodeEditorConfig.SocketSize / 2f);
}
return(position);
}
/// <summary> Returns true if this node contains the assigned socket.</summary>
/// <param name="socket"> The socket to use.</param>
/// <returns>True if this node contains the assigned socket.</returns>
public bool ContainsSocket(AbstractSocket socket)
{
return(this.Sockets.Contains(socket));
}