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# Copyright (c) 2019 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from typing import List
from UM.Application import Application
from UM.Job import Job
from UM.Logger import Logger
from UM.Message import Message
from UM.Scene.SceneNode import SceneNode
from UM.i18n import i18nCatalog
from cura.Arranging.Nest2DArrange import arrange
i18n_catalog = i18nCatalog("cura")
class ArrangeObjectsJob(Job):
def __init__(self, nodes: List[SceneNode], fixed_nodes: List[SceneNode], min_offset = 8) -> None:
super().__init__()
self._nodes = nodes
self._fixed_nodes = fixed_nodes
self._min_offset = min_offset
def run(self):
status_message = Message(i18n_catalog.i18nc("@info:status", "Finding new location for objects"),
lifetime = 0,
dismissable = False,
progress = 0,
title = i18n_catalog.i18nc("@info:title", "Finding Location"))
status_message.show()
found_solution_for_all = None
try:
found_solution_for_all = arrange(self._nodes, Application.getInstance().getBuildVolume(), self._fixed_nodes)
except: # If the thread crashes, the message should still close
Logger.logException("e", "Unable to arrange the objects on the buildplate. The arrange algorithm has crashed.")
status_message.hide()
if found_solution_for_all is not None and not found_solution_for_all:
no_full_solution_message = Message(
i18n_catalog.i18nc("@info:status",
"Unable to find a location within the build volume for all objects"),
title = i18n_catalog.i18nc("@info:title", "Can't Find Location"))
no_full_solution_message.show()
self.finished.emit(self)
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