def __init__(self, obj1 = 0, obj2 = 1, pick_handler = None):
self.filter_pareto_front = False
self.obj1 = obj1
self.obj2 = obj2
self.pick_handler = pick_handler
CanvasBase2D.__init__(self)
def __init__(self):
CanvasBase2D.__init__(self)
self.filter_pareto_front = False
