protected virtual void OnGUI()
{
Event e = Event.current;
Matrix4x4 m = GUI.matrix;
if (graph == null)
{
return;
}
ValidateGraphEditor();
graphEditor.OnEarlyGUI();
Controls();
DrawGrid(position, zoom, panOffset);
DrawConnections();
DrawDraggedConnection();
DrawNodes();
DrawSelectionBox();
DrawTooltip();
graphEditor.OnGUI();
// Run and reset onLateGUI
if (onLateGUI != null)
{
onLateGUI();
onLateGUI = null;
}
GUI.matrix = m;
}