/// <summary>
/// Gets Handle struct of clicked Connector of any Node
/// </summary>
/// <returns>ConHandle at current mouseposition. If there's no Connector at current position, the returned ConHandle is not active</returns>
/// <param name="pos">Position of mouse cursor</param>
public ConHandle ConAtPosition(Vector2 pos)
{
ConHandle handle = new ConHandle {
active = false
};
foreach (Node n in coreSystem.nodes)
{
foreach (Connector c in n.connectors)
{
if (c.visible && c.GetRect().Contains(pos))
{
handle.active = true;
handle.node = n;
handle.connector = c;
handle.position = c.GetRect().center;
handle.left = c.input;
break;
}
}
}
return(handle);
}
// Handles mouse operations
void InputEvents(Event e)
{
// Events
mousePos = e.mousePosition;
// Mouse Events
Node clickedNode = null;
if (e.type == EventType.MouseDown)
{
if (coreSystem != null && !EditorApplication.isPlaying)
{
clickedNode = NodeAtPosition(mousePos);
if (clickedNode == null)
{
clickedConnector = ConAtPosition(mousePos);
}
}
if (clickedNode != null && !EditorApplication.isPlaying)
{
// Click on a Node
if (e.button == 0)
{
// Left Click -> Window Drag. Handled by Unity
}
else if (e.button == 1)
{
if (clickedNode is StartAINode)
{
}
else
{
// Right click -> Node delete
customMenu.Call(ContextCallback, "Delete Node", "Duplicate Node");
e.Use();
}
}
}
else if (clickedConnector.active && !EditorApplication.isPlaying)
{
// Click on Connector
// Store really clicked connector. Because clickedConnector might change below
reallyClickedConnector = clickedConnector.connector;
// Break old Connection(s) if there are some
if (clickedConnector.connector.connections.Count > 0)
{
Undo.RegisterCompleteObjectUndo(clickedConnector.connector, "Disconnect Nodes");
Connector otherConnector = clickedConnector.connector.Break();
if (otherConnector != null)
{
// The Curve Handle should now be detatched from Connector,
// And still be connected with the Connector on the other Node
clickedConnector = ConAtPosition(otherConnector.GetRect().center);
}
}
}
else
{
// Click on empty Canvas (no Node, not sideWindow)
if (e.button == 2 || e.button == 0)
{
Rect rect = new Rect(sideWindow.opened ? position.width - 220 : position.width - 20, 0f, 220, position.height);
if (!rect.Contains(mousePos))
{
// Left/Middle Click -> Start scrolling
scrollWindow = true;
e.delta = new Vector2(0, 0);
}
}
else if (e.button == 1)
{
if (SelectedObject != null && coreSystem == null)
{
CreateEasyAISystem();
EditorGUIUtility.ExitGUI();
}
// new menu system
// Now create the menu, add items and show it NEED TO CHANGE TO CUSTOM GENERIC MENU
GenericMenu menu = new GenericMenu();
// no gameobject selected in scene
if (coreSystem == null)
{
menu.AddItem(new GUIContent("Create GameObject"), false, ContextCallback, "Create GameObject");
}
else
{
coreSystem.zoomFactor = 1f;
foreach (var item in nodes.Keys)
{
menu.AddItem(new GUIContent(item.ToString()), false, ContextCallback, item.ToString());
}
}
menu.ShowAsContext();
e.Use();
// Right click -> Editor Context Click
//customMenu.Call(ContextCallback, nodes.Keys.ToArray());
//e.Use ();
}
}
}
else if (e.type == EventType.MouseUp)
{
// Left/Middle click up
if (e.button == 2 || e.button == 0)
{
// Connect 2 Nodes, if possible
if (clickedConnector.active)
{
ConHandle secondHandle = ConAtPosition(mousePos);
if (secondHandle.active)
{
if (clickedConnector.node != secondHandle.node)
{
// If Mouse Click and Release on the same Connector, connect them but don't record UNDO
if (secondHandle.connector != reallyClickedConnector)
{
Undo.RegisterCompleteObjectUndo(clickedConnector.connector, "Connect Nodes");
Undo.RegisterCompleteObjectUndo(secondHandle.connector, "Connect Nodes");
}
if (clickedConnector.connector.color == secondHandle.connector.color)
{
// Connect both Connectors to each other.
clickedConnector.connector.ConnectTo(secondHandle.connector);
}
// // RECALCULE NODES
//clickedConnector.node.CalculateNode();
//secondHandle.node.CalculateNode();
}
}
// // RECALCULE NODES
//if (clickedConnector.node != null) clickedConnector.node.CalculateNode();
//if (secondHandle.node != null) secondHandle.node.CalculateNode();
// recalcule all nodes ONLY FOR TEST
foreach (var item in coreSystem.nodes)
{
item.CalculateNode();
}
}
// Stop scrolling
clickedConnector.active = false;
scrollWindow = false;
}
}
else if (e.type == EventType.ScrollWheel)
{
if (e.delta.y > 1 && coreSystem.zoomFactor < 1f)
{
coreSystem.zoomFactor = coreSystem.zoomFactor + 0.1f;
}
else if (e.delta.y < 0 && coreSystem.zoomFactor > 0.4f)
{
coreSystem.zoomFactor = coreSystem.zoomFactor - 0.1f;
}
}
// Scroll Mainwindow
if (scrollWindow)
{
// Change Window and Nodes by Mouse delta (difference to last rendered position)
scrollOffset += e.delta / 2;
if (coreSystem != null)
{
foreach (Node n in coreSystem.nodes)
{
n.rect.position += e.delta / 2;
}
}
//Repaint();
}
}
