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# Copyright (c) 2015 Ultimaker B.V.
# Cura is released under the terms of the AGPLv3 or higher.
from UM.Operations.Operation import Operation
from UM.Operations.GroupedOperation import GroupedOperation
## A specialised operation designed specifically to modify the previous operation.
class PlatformPhysicsOperation(Operation):
def __init__(self, node, translation):
super().__init__()
self._node = node
self._old_position = node.getPosition()
self._new_position = node.getPosition() + translation
self._always_merge = True
def undo(self):
self._node.setPosition(self._old_position)
def redo(self):
self._node.setPosition(self._new_position)
def mergeWith(self, other):
group = GroupedOperation()
group.addOperation(self)
group.addOperation(other)
return group
def __repr__(self):
return "PlatformPhysicsOperation(new_position = {0})".format(self._new_position)
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