mirror of
https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
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2492b03c4f
This calls _updateDisallowedAreas() but not rebuild(), so the change is not visible at this moment. Contributes to issue CURA-2625.
112 lines
4.6 KiB
Python
112 lines
4.6 KiB
Python
# Copyright (c) 2016 Ultimaker B.V.
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# Cura is released under the terms of the AGPLv3 or higher.
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import copy
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from UM.Scene.SceneNodeDecorator import SceneNodeDecorator
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from UM.Signal import Signal, signalemitter
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from UM.Settings.ContainerStack import ContainerStack
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from UM.Settings.InstanceContainer import InstanceContainer
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from UM.Settings.ContainerRegistry import ContainerRegistry
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import UM.Logger
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import cura.Settings
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from UM.Application import Application
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## A decorator that adds a container stack to a Node. This stack should be queried for all settings regarding
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# the linked node. The Stack in question will refer to the global stack (so that settings that are not defined by
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# this stack still resolve.
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@signalemitter
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class SettingOverrideDecorator(SceneNodeDecorator):
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## Event indicating that the user selected a different extruder.
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activeExtruderChanged = Signal()
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def __init__(self):
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super().__init__()
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self._stack = ContainerStack(stack_id = id(self))
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self._stack.setDirty(False) # This stack does not need to be saved.
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self._instance = InstanceContainer(container_id = "SettingOverrideInstanceContainer")
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self._stack.addContainer(self._instance)
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if cura.Settings.ExtruderManager.getInstance().extruderCount > 1:
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self._extruder_stack = cura.Settings.ExtruderManager.getInstance().getExtruderStack(0).getId()
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else:
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self._extruder_stack = None
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self._stack.propertyChanged.connect(self._onSettingChanged)
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ContainerRegistry.getInstance().addContainer(self._stack)
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Application.getInstance().globalContainerStackChanged.connect(self._updateNextStack)
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self.activeExtruderChanged.connect(self._updateNextStack)
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self._updateNextStack()
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def __deepcopy__(self, memo):
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## Create a fresh decorator object
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deep_copy = SettingOverrideDecorator()
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## Copy the instance
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deep_copy._instance = copy.deepcopy(self._instance, memo)
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# Properly set the right extruder on the copy
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deep_copy.setActiveExtruder(self._extruder_stack)
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## Set the copied instance as the first (and only) instance container of the stack.
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deep_copy._stack.replaceContainer(0, deep_copy._instance)
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return deep_copy
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## Gets the currently active extruder to print this object with.
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#
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# \return An extruder's container stack.
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def getActiveExtruder(self):
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return self._extruder_stack
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## Gets the signal that emits if the active extruder changed.
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#
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# This can then be accessed via a decorator.
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def getActiveExtruderChangedSignal(self):
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return self.activeExtruderChanged
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## Gets the currently active extruders position
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#
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# \return An extruder's position, or None if no position info is available.
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def getActiveExtruderPosition(self):
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containers = ContainerRegistry.getInstance().findContainers(id = self.getActiveExtruder())
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if containers:
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container_stack = containers[0]
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return container_stack.getMetaDataEntry("position", default=None)
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def _onSettingChanged(self, instance, property_name): # Reminder: 'property' is a built-in function
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if property_name == "value": # Only reslice if the value has changed.
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Application.getInstance().getBackend().forceSlice()
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## Makes sure that the stack upon which the container stack is placed is
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# kept up to date.
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def _updateNextStack(self):
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if self._extruder_stack:
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extruder_stack = ContainerRegistry.getInstance().findContainerStacks(id = self._extruder_stack)
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if extruder_stack:
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if self._stack.getNextStack():
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old_extruder_stack_id = self._stack.getNextStack().getId()
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else:
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old_extruder_stack_id = ""
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self._stack.setNextStack(extruder_stack[0])
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if self._stack.getNextStack().getId() != old_extruder_stack_id: #Only reslice if the extruder changed.
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Application.getInstance().getBackend().forceSlice()
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else:
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UM.Logger.log("e", "Extruder stack %s below per-object settings does not exist.", self._extruder_stack)
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else:
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self._stack.setNextStack(Application.getInstance().getGlobalContainerStack())
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## Changes the extruder with which to print this node.
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#
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# \param extruder_stack_id The new extruder stack to print with.
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def setActiveExtruder(self, extruder_stack_id):
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self._extruder_stack = extruder_stack_id
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self._updateNextStack()
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self.activeExtruderChanged.emit()
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def getStack(self):
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return self._stack
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