def __init__(self):
DirectObject.__init__(self)
self.filename = None
self.unsaved = False
self.idGenerator = IDGenerator()
self.world = None
self.isOpen = False
self.gsg = None
self.page = None
self.shaderGenerator = None
self.numlights = 0
# Each document has its own message bus, task manager, and event manager.
self.taskMgr = TaskManager()
self.taskMgr.mgr = AsyncTaskManager("documentTaskMgr")
self.messenger = Messenger(self.taskMgr)
self.eventMgr = EventManager(messenger=self.messenger,
taskMgr=self.taskMgr)
self.messenger.setEventMgr(self.eventMgr)
self.render = NodePath("docRender")
self.render.setAttrib(LightRampAttrib.makeIdentity())
#self.render.setShaderAuto()
self.viewportMgr = ViewportManager(self)
self.toolMgr = ToolManager(self)
self.selectionMgr = SelectionManager(self)
self.actionMgr = ActionManager(self)
# Create the page that the document is viewed in.
self.page = DocumentWindow(self)
#self.createShaderGenerator()
self.toolMgr.addTools()
self.eventMgr.restart()
