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28 lines
1.1 KiB
Python
28 lines
1.1 KiB
Python
# Copyright (c) 2017 Ultimaker B.V.
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# Cura is released under the terms of the LGPLv3 or higher.
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from UM.Scene.SceneNode import SceneNode
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from UM.Operations.Operation import Operation
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from cura.Settings.SettingOverrideDecorator import SettingOverrideDecorator
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## Simple operation to set the extruder a certain object should be printed with.
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class SetObjectExtruderOperation(Operation):
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def __init__(self, node: SceneNode, extruder_id: str) -> None:
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self._node = node
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self._extruder_id = extruder_id
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self._previous_extruder_id = None
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self._decorator_added = False
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def undo(self):
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if self._previous_extruder_id:
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self._node.callDecoration("setActiveExtruder", self._previous_extruder_id)
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def redo(self):
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stack = self._node.callDecoration("getStack") #Don't try to get the active extruder since it may be None anyway.
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if not stack:
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self._node.addDecorator(SettingOverrideDecorator())
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self._previous_extruder_id = self._node.callDecoration("getActiveExtruder")
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self._node.callDecoration("setActiveExtruder", self._extruder_id)
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