/// <summary>
/// Handles sending the motion data to the selected nodes
/// </summary>
private void HandleMouseMove()
{
IEnumerable <Node> selectedNodes = NodeEditor.GetSelectedNodes();
int used = 0;
int count = 0;
Vector2 zoomedDrag = NodeEditor.ApplyZoomToVector(Event.current.delta);
foreach (Node node in selectedNodes)
{
if (node.HandleDrag(zoomedDrag))
{
used++;
}
count++;
}
if (used > 0)
{
NodeEditor.FlagRepaint();
Event.current.Use();
}
else if (count == 0)
{
Deactivate();
}
}
/// <summary>
/// Initializes the connections based on the selected connection logic
/// </summary>
private void InitializeConnections()
{
IEnumerable <Node> selectedNodes = NodeEditor.GetSelectedNodes();
switch (ConnectionLogic)
{
case ConnectionStyle.FIRST_SELECTED:
selectedNodes = new Node[] { selectedNodes.FirstOrDefault() };
break;
case ConnectionStyle.LAST_SELECTED:
selectedNodes = new Node[] { selectedNodes.LastOrDefault() };
break;
}
foreach (Node node in selectedNodes)
{
if (node == null)
{
continue;
}
Connector connector = ConnectorFactory(NodeEditor, node, NodeEditor.MouseNode);
NodeEditor.AddConnector(connector);
newConnections.Add(connector);
}
}
/// <summary>
/// Perform the focusing logic
/// </summary>
private void PerformFocus()
{
IEnumerable <Node> selectedNodes = NodeEditor.GetSelectedNodes();
int count = 0;
Vector2 averagePosition = Vector2.zero;
foreach (Node node in selectedNodes)
{
averagePosition += node.NodeRect.position;
count++;
}
IEnumerable <Connector> selectedConnectors = NodeEditor.GetSelectedConnectors();
foreach (Connector connector in selectedConnectors)
{
Node startNode = connector.GetStartNode();
Node endNode = connector.GetEndNode();
averagePosition += ((startNode.NodeRect.position + endNode.NodeRect.position) * 0.5f);
count++;
}
if (count == 0)
{
foreach (Node node in NodeEditor.Nodes)
{
averagePosition += node.NodeRect.position;
count++;
}
}
if (count == 0)
{
NodeEditor.SetPanOffset(Vector2.zero);
return;
}
Vector2 offset = NodeEditor.NodeEditorRect.size * 0.5f;
NodeEditor.SetPanOffset((-averagePosition / count) + offset);
}
