core.scene.vplscene.Scene

alias of VPLScene

class core.scene.vplscene.VPLScene(*args, **kwds)

Bases: collections.OrderedDict, openalea.grapheditor.observer.Observed

Scene for OALab. Singleton.

This class inherit from ordered dict. This scene also inherits from Observed, especially to know when Scene has changed. (Notify listeners with world_changed event)

add(name='unnamed object', obj='None')

Add a new object in the scene.

Parameters:

• name -- name of the object to add in the scene
• obj -- object to add

block()

Block sent of signals. Useful to add many objects in the scene without refresh the viewer

clear()

getScene()

Returns:the scene (ordered dict)

popitem(last=True)

release()

Release signals sending and update scene.

rename(oldname, newname)

Try to rename object named 'oldname' in 'newname'.

Parameters:

• oldname -- str of the name of scene component to access
• newname -- str of the name to set

reset()

clear the scene

update()