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50a7e8146f
CURA-4186 Add a dedicated stack class PerObjectContainerStack for per-object settings to evaluate limit_to_extruder values correctly.
50 lines
2.3 KiB
Python
50 lines
2.3 KiB
Python
from typing import Any, Optional
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from UM.Decorators import override
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from UM.Logger import Logger
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from UM.Settings.Interfaces import PropertyEvaluationContext
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from UM.Settings.ContainerStack import ContainerStack
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class PerObjectContainerStack(ContainerStack):
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@override(ContainerStack)
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def getProperty(self, key: str, property_name: str, context: Optional[PropertyEvaluationContext] = None) -> Any:
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if context is None:
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context = PropertyEvaluationContext()
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context.pushContainer(self)
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# this import has to be here otherwise there will be a circular import loop
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from cura.CuraApplication import CuraApplication
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global_stack = CuraApplication.getInstance().getGlobalContainerStack()
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# Handle the "limit_to_extruder" property.
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limit_to_extruder = super().getProperty(key, "limit_to_extruder", context)
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if limit_to_extruder is not None:
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limit_to_extruder = str(limit_to_extruder)
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# if this stack has the limit_to_extruder "not overriden", use the original limit_to_extruder as the current
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# limit_to_extruder, so the values retrieved will be from the perspective of the original limit_to_extruder
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# stack.
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if limit_to_extruder == "-1":
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if 'original_limit_to_extruder' in context.context:
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limit_to_extruder = context.context['original_limit_to_extruder']
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if limit_to_extruder is not None and limit_to_extruder != "-1" and limit_to_extruder in global_stack.extruders:
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# set the original limit_to_extruder if this is the first stack that has a non-overriden limit_to_extruder
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if 'original_limit_to_extruder' not in context.context:
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context.context['original_limit_to_extruder'] = limit_to_extruder
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if super().getProperty(key, "settable_per_extruder", context):
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result = global_stack.extruders[str(limit_to_extruder)].getProperty(key, property_name, context)
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if result is not None:
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context.popContainer()
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return result
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else:
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Logger.log("e", "Setting {setting} has limit_to_extruder but is not settable per extruder!", setting = key)
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result = super().getProperty(key, property_name, context)
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context.popContainer()
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return result
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