# Copyright (c) 2018 Ultimaker B.V. # Cura is released under the terms of the LGPLv3 or higher. import copy import json import os import sys import time import numpy from PyQt5.QtCore import QObject, QTimer, QUrl, pyqtSignal, pyqtProperty, QEvent, Q_ENUMS from PyQt5.QtGui import QColor, QIcon from PyQt5.QtWidgets import QMessageBox from PyQt5.QtQml import qmlRegisterUncreatableType, qmlRegisterSingletonType, qmlRegisterType from UM.Qt.QtApplication import QtApplication from UM.Scene.SceneNode import SceneNode from UM.Scene.Camera import Camera from UM.Math.Vector import Vector from UM.Math.Quaternion import Quaternion from UM.Math.AxisAlignedBox import AxisAlignedBox from UM.Math.Matrix import Matrix from UM.Platform import Platform from UM.Resources import Resources from UM.Scene.ToolHandle import ToolHandle from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator from UM.Mesh.ReadMeshJob import ReadMeshJob from UM.Logger import Logger from UM.Preferences import Preferences from UM.Scene.Selection import Selection from UM.Scene.GroupDecorator import GroupDecorator from UM.Settings.ContainerStack import ContainerStack from UM.Settings.InstanceContainer import InstanceContainer from UM.Settings.Validator import Validator from UM.Message import Message from UM.i18n import i18nCatalog from UM.Workspace.WorkspaceReader import WorkspaceReader from UM.Decorators import deprecated from UM.Operations.AddSceneNodeOperation import AddSceneNodeOperation from UM.Operations.RemoveSceneNodeOperation import RemoveSceneNodeOperation from UM.Operations.GroupedOperation import GroupedOperation from UM.Operations.SetTransformOperation import SetTransformOperation from cura.Arranging.Arrange import Arrange from cura.Arranging.ArrangeObjectsJob import ArrangeObjectsJob from cura.Arranging.ArrangeObjectsAllBuildPlatesJob import ArrangeObjectsAllBuildPlatesJob from cura.Arranging.ShapeArray import ShapeArray from cura.MultiplyObjectsJob import MultiplyObjectsJob from cura.Scene.ConvexHullDecorator import ConvexHullDecorator from cura.Operations.SetParentOperation import SetParentOperation from cura.Scene.SliceableObjectDecorator import SliceableObjectDecorator from cura.Scene.BlockSlicingDecorator import BlockSlicingDecorator from cura.Scene.BuildPlateDecorator import BuildPlateDecorator from cura.Scene.CuraSceneNode import CuraSceneNode from cura.Scene.CuraSceneController import CuraSceneController from UM.Settings.SettingDefinition import SettingDefinition, DefinitionPropertyType from UM.Settings.ContainerRegistry import ContainerRegistry from UM.Settings.SettingFunction import SettingFunction from cura.Settings.MachineNameValidator import MachineNameValidator from cura.Machines.Models.BuildPlateModel import BuildPlateModel from cura.Machines.Models.NozzleModel import NozzleModel from cura.Machines.Models.QualityProfilesDropDownMenuModel import QualityProfilesDropDownMenuModel from cura.Machines.Models.CustomQualityProfilesDropDownMenuModel import CustomQualityProfilesDropDownMenuModel from cura.Machines.Models.MultiBuildPlateModel import MultiBuildPlateModel from cura.Machines.Models.MaterialManagementModel import MaterialManagementModel from cura.Machines.Models.GenericMaterialsModel import GenericMaterialsModel from cura.Machines.Models.BrandMaterialsModel import BrandMaterialsModel from cura.Machines.Models.QualityManagementModel import QualityManagementModel from cura.Machines.Models.QualitySettingsModel import QualitySettingsModel from cura.Machines.Models.MachineManagementModel import MachineManagementModel from cura.Machines.Models.SettingVisibilityPresetsModel import SettingVisibilityPresetsModel from cura.Machines.MachineErrorChecker import MachineErrorChecker from cura.Settings.SettingInheritanceManager import SettingInheritanceManager from cura.Settings.SimpleModeSettingsManager import SimpleModeSettingsManager from cura.Machines.VariantManager import VariantManager from .SingleInstance import SingleInstance from .AutoSave import AutoSave from . import PlatformPhysics from . import BuildVolume from . import CameraAnimation from . import PrintInformation from . import CuraActions from cura.Scene import ZOffsetDecorator from . import CuraSplashScreen from . import CameraImageProvider from . import MachineActionManager from cura.Settings.MachineManager import MachineManager from cura.Settings.ExtruderManager import ExtruderManager from cura.Settings.UserChangesModel import UserChangesModel from cura.Settings.ExtrudersModel import ExtrudersModel from cura.Settings.MaterialSettingsVisibilityHandler import MaterialSettingsVisibilityHandler from cura.Settings.ContainerManager import ContainerManager from cura.ObjectsModel import ObjectsModel from UM.FlameProfiler import pyqtSlot numpy.seterr(all = "ignore") MYPY = False if not MYPY: try: from cura.CuraVersion import CuraVersion, CuraBuildType, CuraDebugMode except ImportError: CuraVersion = "master" # [CodeStyle: Reflecting imported value] CuraBuildType = "" CuraDebugMode = False class CuraApplication(QtApplication): # SettingVersion represents the set of settings available in the machine/extruder definitions. # You need to make sure that this version number needs to be increased if there is any non-backwards-compatible # changes of the settings. SettingVersion = 5 Created = False class ResourceTypes: QmlFiles = Resources.UserType + 1 Firmware = Resources.UserType + 2 QualityInstanceContainer = Resources.UserType + 3 QualityChangesInstanceContainer = Resources.UserType + 4 MaterialInstanceContainer = Resources.UserType + 5 VariantInstanceContainer = Resources.UserType + 6 UserInstanceContainer = Resources.UserType + 7 MachineStack = Resources.UserType + 8 ExtruderStack = Resources.UserType + 9 DefinitionChangesContainer = Resources.UserType + 10 SettingVisibilityPreset = Resources.UserType + 11 Q_ENUMS(ResourceTypes) def __init__(self, *args, **kwargs): super().__init__(name = "cura", version = CuraVersion, buildtype = CuraBuildType, is_debug_mode = CuraDebugMode, tray_icon_name = "cura-icon-32.png", **kwargs) self.default_theme = "cura-light" self._boot_loading_time = time.time() # Variables set from CLI self._files_to_open = [] self._use_single_instance = False self._trigger_early_crash = False # For debug only self._single_instance = None self._cura_package_manager = None self._machine_action_manager = None self.empty_container = None self.empty_definition_changes_container = None self.empty_variant_container = None self.empty_material_container = None self.empty_quality_container = None self.empty_quality_changes_container = None self._variant_manager = None self._material_manager = None self._quality_manager = None self._machine_manager = None self._extruder_manager = None self._container_manager = None self._object_manager = None self._build_plate_model = None self._multi_build_plate_model = None self._setting_visibility_presets_model = None self._setting_inheritance_manager = None self._simple_mode_settings_manager = None self._cura_scene_controller = None self._machine_error_checker = None self._quality_profile_drop_down_menu_model = None self._custom_quality_profile_drop_down_menu_model = None self._physics = None self._volume = None self._output_devices = {} self._print_information = None self._previous_active_tool = None self._platform_activity = False self._scene_bounding_box = AxisAlignedBox.Null self._center_after_select = False self._camera_animation = None self._cura_actions = None self.started = False self._message_box_callback = None self._message_box_callback_arguments = [] self._preferred_mimetype = "" self._i18n_catalog = None self._currently_loading_files = [] self._non_sliceable_extensions = [] self._additional_components = {} # Components to add to certain areas in the interface self._open_file_queue = [] # A list of files to open (after the application has started) self._update_platform_activity_timer = None self._need_to_show_user_agreement = True # Backups self._auto_save = None self._save_data_enabled = True from cura.Settings.CuraContainerRegistry import CuraContainerRegistry self._container_registry_class = CuraContainerRegistry from cura.CuraPackageManager import CuraPackageManager self._package_manager_class = CuraPackageManager # Adds command line options to the command line parser. This should be called after the application is created and # before the pre-start. def addCommandLineOptions(self): super().addCommandLineOptions() self._cli_parser.add_argument("--help", "-h", action = "store_true", default = False, help = "Show this help message and exit.") self._cli_parser.add_argument("--single-instance", dest = "single_instance", action = "store_true", default = False) # >> For debugging # Trigger an early crash, i.e. a crash that happens before the application enters its event loop. self._cli_parser.add_argument("--trigger-early-crash", dest = "trigger_early_crash", action = "store_true", default = False, help = "FOR TESTING ONLY. Trigger an early crash to show the crash dialog.") self._cli_parser.add_argument("file", nargs = "*", help = "Files to load after starting the application.") def parseCliOptions(self): super().parseCliOptions() if self._cli_args.help: self._cli_parser.print_help() sys.exit(0) self._use_single_instance = self._cli_args.single_instance self._trigger_early_crash = self._cli_args.trigger_early_crash for filename in self._cli_args.file: self._files_to_open.append(os.path.abspath(filename)) def initialize(self) -> None: self.__addExpectedResourceDirsAndSearchPaths() # Must be added before init of super super().initialize() self.__sendCommandToSingleInstance() self.__initializeSettingDefinitionsAndFunctions() self.__addAllResourcesAndContainerResources() self.__addAllEmptyContainers() self.__setLatestResouceVersionsForVersionUpgrade() self._machine_action_manager = MachineActionManager.MachineActionManager(self) self._machine_action_manager.initialize() def __sendCommandToSingleInstance(self): self._single_instance = SingleInstance(self, self._files_to_open) # If we use single instance, try to connect to the single instance server, send commands, and then exit. # If we cannot find an existing single instance server, this is the only instance, so just keep going. if self._use_single_instance: if self._single_instance.startClient(): Logger.log("i", "Single instance commands were sent, exiting") sys.exit(0) # Adds expected directory names and search paths for Resources. def __addExpectedResourceDirsAndSearchPaths(self): # this list of dir names will be used by UM to detect an old cura directory for dir_name in ["extruders", "machine_instances", "materials", "plugins", "quality", "quality_changes", "user", "variants"]: Resources.addExpectedDirNameInData(dir_name) Resources.addSearchPath(os.path.join(self._app_install_dir, "share", "cura", "resources")) if not hasattr(sys, "frozen"): resource_path = os.path.join(os.path.abspath(os.path.dirname(__file__)), "..", "resources") Resources.addSearchPath(resource_path) # Adds custom property types, settings types, and extra operators (functions) that need to be registered in # SettingDefinition and SettingFunction. def __initializeSettingDefinitionsAndFunctions(self): # Need to do this before ContainerRegistry tries to load the machines SettingDefinition.addSupportedProperty("settable_per_mesh", DefinitionPropertyType.Any, default = True, read_only = True) SettingDefinition.addSupportedProperty("settable_per_extruder", DefinitionPropertyType.Any, default = True, read_only = True) # this setting can be changed for each group in one-at-a-time mode SettingDefinition.addSupportedProperty("settable_per_meshgroup", DefinitionPropertyType.Any, default = True, read_only = True) SettingDefinition.addSupportedProperty("settable_globally", DefinitionPropertyType.Any, default = True, read_only = True) # From which stack the setting would inherit if not defined per object (handled in the engine) # AND for settings which are not settable_per_mesh: # which extruder is the only extruder this setting is obtained from SettingDefinition.addSupportedProperty("limit_to_extruder", DefinitionPropertyType.Function, default = "-1", depends_on = "value") # For settings which are not settable_per_mesh and not settable_per_extruder: # A function which determines the glabel/meshgroup value by looking at the values of the setting in all (used) extruders SettingDefinition.addSupportedProperty("resolve", DefinitionPropertyType.Function, default = None, depends_on = "value") SettingDefinition.addSettingType("extruder", None, str, Validator) SettingDefinition.addSettingType("optional_extruder", None, str, None) SettingDefinition.addSettingType("[int]", None, str, None) SettingFunction.registerOperator("extruderValues", ExtruderManager.getExtruderValues) SettingFunction.registerOperator("extruderValue", ExtruderManager.getExtruderValue) SettingFunction.registerOperator("resolveOrValue", ExtruderManager.getResolveOrValue) SettingFunction.registerOperator("defaultExtruderPosition", ExtruderManager.getDefaultExtruderPosition) # Adds all resources and container related resources. def __addAllResourcesAndContainerResources(self) -> None: Resources.addStorageType(self.ResourceTypes.QualityInstanceContainer, "quality") Resources.addStorageType(self.ResourceTypes.QualityChangesInstanceContainer, "quality_changes") Resources.addStorageType(self.ResourceTypes.VariantInstanceContainer, "variants") Resources.addStorageType(self.ResourceTypes.MaterialInstanceContainer, "materials") Resources.addStorageType(self.ResourceTypes.UserInstanceContainer, "user") Resources.addStorageType(self.ResourceTypes.ExtruderStack, "extruders") Resources.addStorageType(self.ResourceTypes.MachineStack, "machine_instances") Resources.addStorageType(self.ResourceTypes.DefinitionChangesContainer, "definition_changes") Resources.addStorageType(self.ResourceTypes.SettingVisibilityPreset, "setting_visibility") self._container_registry.addResourceType(self.ResourceTypes.QualityInstanceContainer, "quality") self._container_registry.addResourceType(self.ResourceTypes.QualityChangesInstanceContainer, "quality_changes") self._container_registry.addResourceType(self.ResourceTypes.VariantInstanceContainer, "variant") self._container_registry.addResourceType(self.ResourceTypes.MaterialInstanceContainer, "material") self._container_registry.addResourceType(self.ResourceTypes.UserInstanceContainer, "user") self._container_registry.addResourceType(self.ResourceTypes.ExtruderStack, "extruder_train") self._container_registry.addResourceType(self.ResourceTypes.MachineStack, "machine") self._container_registry.addResourceType(self.ResourceTypes.DefinitionChangesContainer, "definition_changes") Resources.addType(self.ResourceTypes.QmlFiles, "qml") Resources.addType(self.ResourceTypes.Firmware, "firmware") # Adds all empty containers. def __addAllEmptyContainers(self) -> None: # Add empty variant, material and quality containers. # Since they are empty, they should never be serialized and instead just programmatically created. # We need them to simplify the switching between materials. empty_container = self._container_registry.getEmptyInstanceContainer() self.empty_container = empty_container empty_definition_changes_container = copy.deepcopy(empty_container) empty_definition_changes_container.setMetaDataEntry("id", "empty_definition_changes") empty_definition_changes_container.addMetaDataEntry("type", "definition_changes") self._container_registry.addContainer(empty_definition_changes_container) self.empty_definition_changes_container = empty_definition_changes_container empty_variant_container = copy.deepcopy(empty_container) empty_variant_container.setMetaDataEntry("id", "empty_variant") empty_variant_container.addMetaDataEntry("type", "variant") self._container_registry.addContainer(empty_variant_container) self.empty_variant_container = empty_variant_container empty_material_container = copy.deepcopy(empty_container) empty_material_container.setMetaDataEntry("id", "empty_material") empty_material_container.addMetaDataEntry("type", "material") self._container_registry.addContainer(empty_material_container) self.empty_material_container = empty_material_container empty_quality_container = copy.deepcopy(empty_container) empty_quality_container.setMetaDataEntry("id", "empty_quality") empty_quality_container.setName("Not Supported") empty_quality_container.addMetaDataEntry("quality_type", "not_supported") empty_quality_container.addMetaDataEntry("type", "quality") empty_quality_container.addMetaDataEntry("supported", False) self._container_registry.addContainer(empty_quality_container) self.empty_quality_container = empty_quality_container empty_quality_changes_container = copy.deepcopy(empty_container) empty_quality_changes_container.setMetaDataEntry("id", "empty_quality_changes") empty_quality_changes_container.addMetaDataEntry("type", "quality_changes") empty_quality_changes_container.addMetaDataEntry("quality_type", "not_supported") self._container_registry.addContainer(empty_quality_changes_container) self.empty_quality_changes_container = empty_quality_changes_container # Initializes the version upgrade manager with by providing the paths for each resource type and the latest # versions. def __setLatestResouceVersionsForVersionUpgrade(self): self._version_upgrade_manager.setCurrentVersions( { ("quality", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.QualityInstanceContainer, "application/x-uranium-instancecontainer"), ("quality_changes", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.QualityChangesInstanceContainer, "application/x-uranium-instancecontainer"), ("machine_stack", ContainerStack.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.MachineStack, "application/x-cura-globalstack"), ("extruder_train", ContainerStack.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.ExtruderStack, "application/x-cura-extruderstack"), ("preferences", Preferences.Version * 1000000 + self.SettingVersion): (Resources.Preferences, "application/x-uranium-preferences"), ("user", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.UserInstanceContainer, "application/x-uranium-instancecontainer"), ("definition_changes", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.DefinitionChangesContainer, "application/x-uranium-instancecontainer"), ("variant", InstanceContainer.Version * 1000000 + self.SettingVersion): (self.ResourceTypes.VariantInstanceContainer, "application/x-uranium-instancecontainer"), } ) """ self._currently_loading_files = [] self._non_sliceable_extensions = [] self._machine_action_manager = MachineActionManager.MachineActionManager() self._machine_manager = None # This is initialized on demand. self._extruder_manager = None self._material_manager = None self._quality_manager = None self._object_manager = None self._build_plate_model = None self._multi_build_plate_model = None self._setting_visibility_presets_model = None self._setting_inheritance_manager = None self._simple_mode_settings_manager = None self._cura_scene_controller = None self._machine_error_checker = None self._auto_save = None self._save_data_enabled = True self._additional_components = {} # Components to add to certain areas in the interface super().__init__(name = "cura", version = CuraVersion, buildtype = CuraBuildType, is_debug_mode = CuraDebugMode, tray_icon_name = "cura-icon-32.png", **kwargs) # FOR TESTING ONLY if kwargs["parsed_command_line"].get("trigger_early_crash", False): assert not "This crash is triggered by the trigger_early_crash command line argument." self._variant_manager = None self.default_theme = "cura-light" """ # Runs preparations that needs to be done before the starting process. def startSplashWindowPhase(self): super().startSplashWindowPhase() self.setWindowIcon(QIcon(Resources.getPath(Resources.Images, "cura-icon.png"))) self.setRequiredPlugins([ # Misc.: "ConsoleLogger", "CuraEngineBackend", "UserAgreement", "FileLogger", "XmlMaterialProfile", "Toolbox", "PrepareStage", "MonitorStage", "LocalFileOutputDevice", "LocalContainerProvider", # Views: "SimpleView", "SimulationView", "SolidView", # Readers & Writers: "GCodeWriter", "STLReader", # Tools: "CameraTool", "MirrorTool", "RotateTool", "ScaleTool", "SelectionTool", "TranslateTool", ]) self._i18n_catalog = i18nCatalog("cura") self._update_platform_activity_timer = QTimer() self._update_platform_activity_timer.setInterval(500) self._update_platform_activity_timer.setSingleShot(True) self._update_platform_activity_timer.timeout.connect(self.updatePlatformActivity) self.getController().getScene().sceneChanged.connect(self.updatePlatformActivityDelayed) self.getController().toolOperationStopped.connect(self._onToolOperationStopped) self.getController().contextMenuRequested.connect(self._onContextMenuRequested) self.getCuraSceneController().activeBuildPlateChanged.connect(self.updatePlatformActivityDelayed) self.showSplashMessage(self._i18n_catalog.i18nc("@info:progress", "Loading machines...")) with self._container_registry.lockFile(): self._container_registry.loadAllMetadata() # set the setting version for Preferences preferences = self.getPreferences() preferences.addPreference("metadata/setting_version", 0) preferences.setValue("metadata/setting_version", self.SettingVersion) #Don't make it equal to the default so that the setting version always gets written to the file. preferences.addPreference("cura/active_mode", "simple") preferences.addPreference("cura/categories_expanded", "") preferences.addPreference("cura/jobname_prefix", True) preferences.addPreference("cura/select_models_on_load", False) preferences.addPreference("view/center_on_select", False) preferences.addPreference("mesh/scale_to_fit", False) preferences.addPreference("mesh/scale_tiny_meshes", True) preferences.addPreference("cura/dialog_on_project_save", True) preferences.addPreference("cura/asked_dialog_on_project_save", False) preferences.addPreference("cura/choice_on_profile_override", "always_ask") preferences.addPreference("cura/choice_on_open_project", "always_ask") preferences.addPreference("cura/use_multi_build_plate", False) preferences.addPreference("cura/currency", "€") preferences.addPreference("cura/material_settings", "{}") preferences.addPreference("view/invert_zoom", False) preferences.addPreference("view/filter_current_build_plate", False) preferences.addPreference("cura/sidebar_collapsed", False) self._need_to_show_user_agreement = not self.getPreferences().getValue("general/accepted_user_agreement") for key in [ "dialog_load_path", # dialog_save_path is in LocalFileOutputDevicePlugin "dialog_profile_path", "dialog_material_path"]: preferences.addPreference("local_file/%s" % key, os.path.expanduser("~/")) preferences.setDefault("local_file/last_used_type", "text/x-gcode") self.applicationShuttingDown.connect(self.saveSettings) self.engineCreatedSignal.connect(self._onEngineCreated) self.globalContainerStackChanged.connect(self._onGlobalContainerChanged) self._onGlobalContainerChanged() self.getCuraSceneController().setActiveBuildPlate(0) # Initialize CuraApplication.Created = True def _onEngineCreated(self): self._qml_engine.addImageProvider("camera", CameraImageProvider.CameraImageProvider()) @pyqtProperty(bool) def needToShowUserAgreement(self): return self._need_to_show_user_agreement def setNeedToShowUserAgreement(self, set_value = True): self._need_to_show_user_agreement = set_value ## The "Quit" button click event handler. @pyqtSlot() def closeApplication(self): Logger.log("i", "Close application") main_window = self.getMainWindow() if main_window is not None: main_window.close() else: self.exit(0) ## Signal to connect preferences action in QML showPreferencesWindow = pyqtSignal() ## Show the preferences window @pyqtSlot() def showPreferences(self): self.showPreferencesWindow.emit() ## A reusable dialogbox # showMessageBox = pyqtSignal(str, str, str, str, int, int, arguments = ["title", "text", "informativeText", "detailedText", "buttons", "icon"]) def messageBox(self, title, text, informativeText = "", detailedText = "", buttons = QMessageBox.Ok, icon = QMessageBox.NoIcon, callback = None, callback_arguments = []): self._message_box_callback = callback self._message_box_callback_arguments = callback_arguments self.showMessageBox.emit(title, text, informativeText, detailedText, buttons, icon) showDiscardOrKeepProfileChanges = pyqtSignal() def discardOrKeepProfileChanges(self): has_user_interaction = False choice = self.getPreferences().getValue("cura/choice_on_profile_override") if choice == "always_discard": # don't show dialog and DISCARD the profile self.discardOrKeepProfileChangesClosed("discard") elif choice == "always_keep": # don't show dialog and KEEP the profile self.discardOrKeepProfileChangesClosed("keep") elif not self._is_headless: # ALWAYS ask whether to keep or discard the profile self.showDiscardOrKeepProfileChanges.emit() has_user_interaction = True return has_user_interaction @pyqtSlot(str) def discardOrKeepProfileChangesClosed(self, option): global_stack = self.getGlobalContainerStack() if option == "discard": for extruder in global_stack.extruders.values(): extruder.userChanges.clear() global_stack.userChanges.clear() # if the user decided to keep settings then the user settings should be re-calculated and validated for errors # before slicing. To ensure that slicer uses right settings values elif option == "keep": for extruder in global_stack.extruders.values(): extruder.userChanges.update() global_stack.userChanges.update() @pyqtSlot(int) def messageBoxClosed(self, button): if self._message_box_callback: self._message_box_callback(button, *self._message_box_callback_arguments) self._message_box_callback = None self._message_box_callback_arguments = [] showPrintMonitor = pyqtSignal(bool, arguments = ["show"]) def setSaveDataEnabled(self, enabled: bool) -> None: self._save_data_enabled = enabled # Cura has multiple locations where instance containers need to be saved, so we need to handle this differently. def saveSettings(self): if not self.started or not self._save_data_enabled: # Do not do saving during application start or when data should not be safed on quit. return ContainerRegistry.getInstance().saveDirtyContainers() self.savePreferences() def saveStack(self, stack): ContainerRegistry.getInstance().saveContainer(stack) @pyqtSlot(str, result = QUrl) def getDefaultPath(self, key): default_path = self.getPreferences().getValue("local_file/%s" % key) return QUrl.fromLocalFile(default_path) @pyqtSlot(str, str) def setDefaultPath(self, key, default_path): self.getPreferences().setValue("local_file/%s" % key, QUrl(default_path).toLocalFile()) ## Handle loading of all plugin types (and the backend explicitly) # \sa PluginRegistry def _loadPlugins(self): self._plugin_registry.addType("profile_reader", self._addProfileReader) self._plugin_registry.addType("profile_writer", self._addProfileWriter) if Platform.isLinux(): lib_suffixes = {"", "64", "32", "x32"} #A few common ones on different distributions. else: lib_suffixes = {""} for suffix in lib_suffixes: self._plugin_registry.addPluginLocation(os.path.join(QtApplication.getInstallPrefix(), "lib" + suffix, "cura")) if not hasattr(sys, "frozen"): self._plugin_registry.addPluginLocation(os.path.join(os.path.abspath(os.path.dirname(__file__)), "..", "plugins")) self._plugin_registry.loadPlugin("ConsoleLogger") self._plugin_registry.loadPlugin("CuraEngineBackend") self._plugin_registry.loadPlugins() if self.getBackend() is None: raise RuntimeError("Could not load the backend plugin!") self._plugins_loaded = True def run(self): container_registry = self._container_registry Logger.log("i", "Initializing variant manager") self._variant_manager = VariantManager(container_registry) self._variant_manager.initialize() Logger.log("i", "Initializing material manager") from cura.Machines.MaterialManager import MaterialManager self._material_manager = MaterialManager(container_registry, parent = self) self._material_manager.initialize() Logger.log("i", "Initializing quality manager") from cura.Machines.QualityManager import QualityManager self._quality_manager = QualityManager(container_registry, parent = self) self._quality_manager.initialize() Logger.log("i", "Initializing machine manager") self._machine_manager = MachineManager(self) Logger.log("i", "Initializing container manager") self._container_manager = ContainerManager(self) Logger.log("i", "Initializing machine error checker") self._machine_error_checker = MachineErrorChecker(self) self._machine_error_checker.initialize() # Check if we should run as single instance or not. If so, set up a local socket server which listener which # coordinates multiple Cura instances and accepts commands. if self._use_single_instance: self.__setUpSingleInstanceServer() # Setup scene and build volume root = self.getController().getScene().getRoot() self._volume = BuildVolume.BuildVolume(self, root) Arrange.build_volume = self._volume # initialize info objects self._print_information = PrintInformation.PrintInformation(self) self._cura_actions = CuraActions.CuraActions(self) # Initialize setting visibility presets model self._setting_visibility_presets_model = SettingVisibilityPresetsModel(self) default_visibility_profile = self._setting_visibility_presets_model.getItem(0) self.getPreferences().setDefault("general/visible_settings", ";".join(default_visibility_profile["settings"])) # Detect in which mode to run and execute that mode if self._is_headless: self.runWithoutGUI() else: self.runWithGUI() self.started = True self.initializationFinished.emit() Logger.log("d", "Booting Cura took %s seconds", time.time() - self._boot_loading_time) # For now use a timer to postpone some things that need to be done after the application and GUI are # initialized, for example opening files because they may show dialogs which can be closed due to incomplete # GUI initialization. self._post_start_timer = QTimer(self) self._post_start_timer.setInterval(1000) self._post_start_timer.setSingleShot(True) self._post_start_timer.timeout.connect(self._onPostStart) self._post_start_timer.start() self._auto_save = AutoSave(self) self._auto_save.initialize() self.exec_() def __setUpSingleInstanceServer(self): if self._use_single_instance: self._single_instance.startServer() def _onPostStart(self): for file_name in self._files_to_open: self.callLater(self._openFile, file_name) for file_name in self._open_file_queue: # Open all the files that were queued up while plug-ins were loading. self.callLater(self._openFile, file_name) initializationFinished = pyqtSignal() ## Run Cura without GUI elements and interaction (server mode). def runWithoutGUI(self): self.closeSplash() ## Run Cura with GUI (desktop mode). def runWithGUI(self): self.showSplashMessage(self._i18n_catalog.i18nc("@info:progress", "Setting up scene...")) controller = self.getController() t = controller.getTool("TranslateTool") if t: t.setEnabledAxis([ToolHandle.XAxis, ToolHandle.YAxis, ToolHandle.ZAxis]) Selection.selectionChanged.connect(self.onSelectionChanged) # Set default background color for scene self.getRenderer().setBackgroundColor(QColor(245, 245, 245)) # Initialize platform physics self._physics = PlatformPhysics.PlatformPhysics(controller, self._volume) # Initialize camera root = controller.getScene().getRoot() camera = Camera("3d", root) camera.setPosition(Vector(-80, 250, 700)) camera.setPerspective(True) camera.lookAt(Vector(0, 0, 0)) controller.getScene().setActiveCamera("3d") # Initialize camera tool camera_tool = controller.getTool("CameraTool") camera_tool.setOrigin(Vector(0, 100, 0)) camera_tool.setZoomRange(0.1, 2000) # Initialize camera animations self._camera_animation = CameraAnimation.CameraAnimation() self._camera_animation.setCameraTool(self.getController().getTool("CameraTool")) self.showSplashMessage(self._i18n_catalog.i18nc("@info:progress", "Loading interface...")) # Initialize QML engine self.setMainQml(Resources.getPath(self.ResourceTypes.QmlFiles, "Cura.qml")) self._qml_import_paths.append(Resources.getPath(self.ResourceTypes.QmlFiles)) self.initializeEngine() # Initialize UI state controller.setActiveStage("PrepareStage") controller.setActiveView("SolidView") controller.setCameraTool("CameraTool") controller.setSelectionTool("SelectionTool") # Hide the splash screen self.closeSplash() @pyqtSlot(result = QObject) def getSettingVisibilityPresetsModel(self, *args) -> SettingVisibilityPresetsModel: return self._setting_visibility_presets_model def getMachineErrorChecker(self, *args) -> MachineErrorChecker: return self._machine_error_checker def getMachineManager(self, *args) -> MachineManager: if self._machine_manager is None: self._machine_manager = MachineManager(self) return self._machine_manager def getExtruderManager(self, *args): if self._extruder_manager is None: self._extruder_manager = ExtruderManager() return self._extruder_manager def getVariantManager(self, *args): return self._variant_manager @pyqtSlot(result = QObject) def getMaterialManager(self, *args): return self._material_manager @pyqtSlot(result = QObject) def getQualityManager(self, *args): return self._quality_manager def getObjectsModel(self, *args): if self._object_manager is None: self._object_manager = ObjectsModel.createObjectsModel() return self._object_manager @pyqtSlot(result = QObject) def getMultiBuildPlateModel(self, *args): if self._multi_build_plate_model is None: self._multi_build_plate_model = MultiBuildPlateModel(self) return self._multi_build_plate_model @pyqtSlot(result = QObject) def getBuildPlateModel(self, *args): if self._build_plate_model is None: self._build_plate_model = BuildPlateModel(self) return self._build_plate_model def getCuraSceneController(self, *args): if self._cura_scene_controller is None: self._cura_scene_controller = CuraSceneController.createCuraSceneController() return self._cura_scene_controller def getSettingInheritanceManager(self, *args): if self._setting_inheritance_manager is None: self._setting_inheritance_manager = SettingInheritanceManager.createSettingInheritanceManager() return self._setting_inheritance_manager ## Get the machine action manager # We ignore any *args given to this, as we also register the machine manager as qml singleton. # It wants to give this function an engine and script engine, but we don't care about that. def getMachineActionManager(self, *args): return self._machine_action_manager def getSimpleModeSettingsManager(self, *args): if self._simple_mode_settings_manager is None: self._simple_mode_settings_manager = SimpleModeSettingsManager() return self._simple_mode_settings_manager ## Handle Qt events def event(self, event): if event.type() == QEvent.FileOpen: if self._plugins_loaded: self._openFile(event.file()) else: self._open_file_queue.append(event.file()) return super().event(event) def getAutoSave(self): return self._auto_save ## Get print information (duration / material used) def getPrintInformation(self): return self._print_information def getQualityProfilesDropDownMenuModel(self, *args, **kwargs): if self._quality_profile_drop_down_menu_model is None: self._quality_profile_drop_down_menu_model = QualityProfilesDropDownMenuModel(self) return self._quality_profile_drop_down_menu_model def getCustomQualityProfilesDropDownMenuModel(self, *args, **kwargs): if self._custom_quality_profile_drop_down_menu_model is None: self._custom_quality_profile_drop_down_menu_model = CustomQualityProfilesDropDownMenuModel(self) return self._custom_quality_profile_drop_down_menu_model ## Registers objects for the QML engine to use. # # \param engine The QML engine. def registerObjects(self, engine): super().registerObjects(engine) # global contexts engine.rootContext().setContextProperty("Printer", self) engine.rootContext().setContextProperty("CuraApplication", self) engine.rootContext().setContextProperty("PrintInformation", self._print_information) engine.rootContext().setContextProperty("CuraActions", self._cura_actions) qmlRegisterUncreatableType(CuraApplication, "Cura", 1, 0, "ResourceTypes", "Just an Enum type") qmlRegisterSingletonType(CuraSceneController, "Cura", 1, 0, "SceneController", self.getCuraSceneController) qmlRegisterSingletonType(ExtruderManager, "Cura", 1, 0, "ExtruderManager", self.getExtruderManager) qmlRegisterSingletonType(MachineManager, "Cura", 1, 0, "MachineManager", self.getMachineManager) qmlRegisterSingletonType(SettingInheritanceManager, "Cura", 1, 0, "SettingInheritanceManager", self.getSettingInheritanceManager) qmlRegisterSingletonType(SimpleModeSettingsManager, "Cura", 1, 0, "SimpleModeSettingsManager", self.getSimpleModeSettingsManager) qmlRegisterSingletonType(MachineActionManager.MachineActionManager, "Cura", 1, 0, "MachineActionManager", self.getMachineActionManager) qmlRegisterSingletonType(ObjectsModel, "Cura", 1, 0, "ObjectsModel", self.getObjectsModel) qmlRegisterType(BuildPlateModel, "Cura", 1, 0, "BuildPlateModel") qmlRegisterType(MultiBuildPlateModel, "Cura", 1, 0, "MultiBuildPlateModel") qmlRegisterType(InstanceContainer, "Cura", 1, 0, "InstanceContainer") qmlRegisterType(ExtrudersModel, "Cura", 1, 0, "ExtrudersModel") qmlRegisterType(GenericMaterialsModel, "Cura", 1, 0, "GenericMaterialsModel") qmlRegisterType(BrandMaterialsModel, "Cura", 1, 0, "BrandMaterialsModel") qmlRegisterType(MaterialManagementModel, "Cura", 1, 0, "MaterialManagementModel") qmlRegisterType(QualityManagementModel, "Cura", 1, 0, "QualityManagementModel") qmlRegisterType(MachineManagementModel, "Cura", 1, 0, "MachineManagementModel") qmlRegisterSingletonType(QualityProfilesDropDownMenuModel, "Cura", 1, 0, "QualityProfilesDropDownMenuModel", self.getQualityProfilesDropDownMenuModel) qmlRegisterSingletonType(CustomQualityProfilesDropDownMenuModel, "Cura", 1, 0, "CustomQualityProfilesDropDownMenuModel", self.getCustomQualityProfilesDropDownMenuModel) qmlRegisterType(NozzleModel, "Cura", 1, 0, "NozzleModel") qmlRegisterType(MaterialSettingsVisibilityHandler, "Cura", 1, 0, "MaterialSettingsVisibilityHandler") qmlRegisterType(SettingVisibilityPresetsModel, "Cura", 1, 0, "SettingVisibilityPresetsModel") qmlRegisterType(QualitySettingsModel, "Cura", 1, 0, "QualitySettingsModel") qmlRegisterType(MachineNameValidator, "Cura", 1, 0, "MachineNameValidator") qmlRegisterType(UserChangesModel, "Cura", 1, 0, "UserChangesModel") qmlRegisterSingletonType(ContainerManager, "Cura", 1, 0, "ContainerManager", ContainerManager.getInstance) # As of Qt5.7, it is necessary to get rid of any ".." in the path for the singleton to work. actions_url = QUrl.fromLocalFile(os.path.abspath(Resources.getPath(CuraApplication.ResourceTypes.QmlFiles, "Actions.qml"))) qmlRegisterSingletonType(actions_url, "Cura", 1, 0, "Actions") for path in Resources.getAllResourcesOfType(CuraApplication.ResourceTypes.QmlFiles): type_name = os.path.splitext(os.path.basename(path))[0] if type_name in ("Cura", "Actions"): continue # Ignore anything that is not a QML file. if not path.endswith(".qml"): continue qmlRegisterType(QUrl.fromLocalFile(path), "Cura", 1, 0, type_name) def onSelectionChanged(self): if Selection.hasSelection(): if self.getController().getActiveTool(): # If the tool has been disabled by the new selection if not self.getController().getActiveTool().getEnabled(): # Default self.getController().setActiveTool("TranslateTool") else: if self._previous_active_tool: self.getController().setActiveTool(self._previous_active_tool) if not self.getController().getActiveTool().getEnabled(): self.getController().setActiveTool("TranslateTool") self._previous_active_tool = None else: # Default self.getController().setActiveTool("TranslateTool") if self.getPreferences().getValue("view/center_on_select"): self._center_after_select = True else: if self.getController().getActiveTool(): self._previous_active_tool = self.getController().getActiveTool().getPluginId() self.getController().setActiveTool(None) def _onToolOperationStopped(self, event): if self._center_after_select and Selection.getSelectedObject(0) is not None: self._center_after_select = False self._camera_animation.setStart(self.getController().getTool("CameraTool").getOrigin()) self._camera_animation.setTarget(Selection.getSelectedObject(0).getWorldPosition()) self._camera_animation.start() def _onGlobalContainerChanged(self): if self._global_container_stack is not None: machine_file_formats = [file_type.strip() for file_type in self._global_container_stack.getMetaDataEntry("file_formats").split(";")] new_preferred_mimetype = "" if machine_file_formats: new_preferred_mimetype = machine_file_formats[0] if new_preferred_mimetype != self._preferred_mimetype: self._preferred_mimetype = new_preferred_mimetype self.preferredOutputMimetypeChanged.emit() requestAddPrinter = pyqtSignal() activityChanged = pyqtSignal() sceneBoundingBoxChanged = pyqtSignal() preferredOutputMimetypeChanged = pyqtSignal() @pyqtProperty(bool, notify = activityChanged) def platformActivity(self): return self._platform_activity @pyqtProperty(str, notify=preferredOutputMimetypeChanged) def preferredOutputMimetype(self): return self._preferred_mimetype @pyqtProperty(str, notify = sceneBoundingBoxChanged) def getSceneBoundingBoxString(self): return self._i18n_catalog.i18nc("@info 'width', 'depth' and 'height' are variable names that must NOT be translated; just translate the format of ##x##x## mm.", "%(width).1f x %(depth).1f x %(height).1f mm") % {'width' : self._scene_bounding_box.width.item(), 'depth': self._scene_bounding_box.depth.item(), 'height' : self._scene_bounding_box.height.item()} def updatePlatformActivityDelayed(self, node = None): if node is not None and (node.getMeshData() is not None or node.callDecoration("getLayerData")): self._update_platform_activity_timer.start() ## Update scene bounding box for current build plate def updatePlatformActivity(self, node = None): count = 0 scene_bounding_box = None is_block_slicing_node = False active_build_plate = self.getMultiBuildPlateModel().activeBuildPlate print_information = self.getPrintInformation() for node in DepthFirstIterator(self.getController().getScene().getRoot()): if ( not issubclass(type(node), CuraSceneNode) or (not node.getMeshData() and not node.callDecoration("getLayerData")) or (node.callDecoration("getBuildPlateNumber") != active_build_plate)): continue if node.callDecoration("isBlockSlicing"): is_block_slicing_node = True count += 1 # After clicking the Undo button, if the build plate empty the project name needs to be set if print_information.baseName == '': print_information.setBaseName(node.getName()) if not scene_bounding_box: scene_bounding_box = node.getBoundingBox() else: other_bb = node.getBoundingBox() if other_bb is not None: scene_bounding_box = scene_bounding_box + node.getBoundingBox() if print_information: print_information.setPreSliced(is_block_slicing_node) if not scene_bounding_box: scene_bounding_box = AxisAlignedBox.Null if repr(self._scene_bounding_box) != repr(scene_bounding_box): self._scene_bounding_box = scene_bounding_box self.sceneBoundingBoxChanged.emit() self._platform_activity = True if count > 0 else False self.activityChanged.emit() # Remove all selected objects from the scene. @pyqtSlot() @deprecated("Moved to CuraActions", "2.6") def deleteSelection(self): if not self.getController().getToolsEnabled(): return removed_group_nodes = [] op = GroupedOperation() nodes = Selection.getAllSelectedObjects() for node in nodes: op.addOperation(RemoveSceneNodeOperation(node)) group_node = node.getParent() if group_node and group_node.callDecoration("isGroup") and group_node not in removed_group_nodes: remaining_nodes_in_group = list(set(group_node.getChildren()) - set(nodes)) if len(remaining_nodes_in_group) == 1: removed_group_nodes.append(group_node) op.addOperation(SetParentOperation(remaining_nodes_in_group[0], group_node.getParent())) op.addOperation(RemoveSceneNodeOperation(group_node)) op.push() ## Remove an object from the scene. # Note that this only removes an object if it is selected. @pyqtSlot("quint64") @deprecated("Use deleteSelection instead", "2.6") def deleteObject(self, object_id): if not self.getController().getToolsEnabled(): return node = self.getController().getScene().findObject(object_id) if not node and object_id != 0: # Workaround for tool handles overlapping the selected object node = Selection.getSelectedObject(0) if node: op = GroupedOperation() op.addOperation(RemoveSceneNodeOperation(node)) group_node = node.getParent() if group_node: # Note that at this point the node has not yet been deleted if len(group_node.getChildren()) <= 2 and group_node.callDecoration("isGroup"): op.addOperation(SetParentOperation(group_node.getChildren()[0], group_node.getParent())) op.addOperation(RemoveSceneNodeOperation(group_node)) op.push() ## Create a number of copies of existing object. # \param object_id # \param count number of copies # \param min_offset minimum offset to other objects. @pyqtSlot("quint64", int) @deprecated("Use CuraActions::multiplySelection", "2.6") def multiplyObject(self, object_id, count, min_offset = 8): node = self.getController().getScene().findObject(object_id) if not node: node = Selection.getSelectedObject(0) while node.getParent() and node.getParent().callDecoration("isGroup"): node = node.getParent() job = MultiplyObjectsJob([node], count, min_offset) job.start() return ## Center object on platform. @pyqtSlot("quint64") @deprecated("Use CuraActions::centerSelection", "2.6") def centerObject(self, object_id): node = self.getController().getScene().findObject(object_id) if not node and object_id != 0: # Workaround for tool handles overlapping the selected object node = Selection.getSelectedObject(0) if not node: return if node.getParent() and node.getParent().callDecoration("isGroup"): node = node.getParent() if node: op = SetTransformOperation(node, Vector()) op.push() ## Select all nodes containing mesh data in the scene. @pyqtSlot() def selectAll(self): if not self.getController().getToolsEnabled(): return Selection.clear() for node in DepthFirstIterator(self.getController().getScene().getRoot()): if not isinstance(node, SceneNode): continue if not node.getMeshData() and not node.callDecoration("isGroup"): continue # Node that doesnt have a mesh and is not a group. if node.getParent() and node.getParent().callDecoration("isGroup") or node.getParent().callDecoration("isSliceable"): continue # Grouped nodes don't need resetting as their parent (the group) is resetted) if not node.isSelectable(): continue # i.e. node with layer data if not node.callDecoration("isSliceable") and not node.callDecoration("isGroup"): continue # i.e. node with layer data Selection.add(node) ## Reset all translation on nodes with mesh data. @pyqtSlot() def resetAllTranslation(self): Logger.log("i", "Resetting all scene translations") nodes = [] for node in DepthFirstIterator(self.getController().getScene().getRoot()): if not isinstance(node, SceneNode): continue if not node.getMeshData() and not node.callDecoration("isGroup"): continue # Node that doesnt have a mesh and is not a group. if node.getParent() and node.getParent().callDecoration("isGroup"): continue # Grouped nodes don't need resetting as their parent (the group) is resetted) if not node.isSelectable(): continue # i.e. node with layer data nodes.append(node) if nodes: op = GroupedOperation() for node in nodes: # Ensure that the object is above the build platform node.removeDecorator(ZOffsetDecorator.ZOffsetDecorator) if node.getBoundingBox(): center_y = node.getWorldPosition().y - node.getBoundingBox().bottom else: center_y = 0 op.addOperation(SetTransformOperation(node, Vector(0, center_y, 0))) op.push() ## Reset all transformations on nodes with mesh data. @pyqtSlot() def resetAll(self): Logger.log("i", "Resetting all scene transformations") nodes = [] for node in DepthFirstIterator(self.getController().getScene().getRoot()): if not isinstance(node, SceneNode): continue if not node.getMeshData() and not node.callDecoration("isGroup"): continue # Node that doesnt have a mesh and is not a group. if node.getParent() and node.getParent().callDecoration("isGroup"): continue # Grouped nodes don't need resetting as their parent (the group) is resetted) if not node.callDecoration("isSliceable") and not node.callDecoration("isGroup"): continue # i.e. node with layer data nodes.append(node) if nodes: op = GroupedOperation() for node in nodes: # Ensure that the object is above the build platform node.removeDecorator(ZOffsetDecorator.ZOffsetDecorator) if node.getBoundingBox(): center_y = node.getWorldPosition().y - node.getBoundingBox().bottom else: center_y = 0 op.addOperation(SetTransformOperation(node, Vector(0, center_y, 0), Quaternion(), Vector(1, 1, 1))) op.push() ## Arrange all objects. @pyqtSlot() def arrangeObjectsToAllBuildPlates(self): nodes = [] for node in DepthFirstIterator(self.getController().getScene().getRoot()): if not isinstance(node, SceneNode): continue if not node.getMeshData() and not node.callDecoration("isGroup"): continue # Node that doesnt have a mesh and is not a group. if node.getParent() and node.getParent().callDecoration("isGroup"): continue # Grouped nodes don't need resetting as their parent (the group) is resetted) if not node.callDecoration("isSliceable") and not node.callDecoration("isGroup"): continue # i.e. node with layer data # Skip nodes that are too big if node.getBoundingBox().width < self._volume.getBoundingBox().width or node.getBoundingBox().depth < self._volume.getBoundingBox().depth: nodes.append(node) job = ArrangeObjectsAllBuildPlatesJob(nodes) job.start() self.getCuraSceneController().setActiveBuildPlate(0) # Select first build plate # Single build plate @pyqtSlot() def arrangeAll(self): nodes = [] active_build_plate = self.getMultiBuildPlateModel().activeBuildPlate for node in DepthFirstIterator(self.getController().getScene().getRoot()): if not isinstance(node, SceneNode): continue if not node.getMeshData() and not node.callDecoration("isGroup"): continue # Node that doesnt have a mesh and is not a group. if node.getParent() and node.getParent().callDecoration("isGroup"): continue # Grouped nodes don't need resetting as their parent (the group) is resetted) if not node.isSelectable(): continue # i.e. node with layer data if not node.callDecoration("isSliceable") and not node.callDecoration("isGroup"): continue # i.e. node with layer data if node.callDecoration("getBuildPlateNumber") == active_build_plate: # Skip nodes that are too big if node.getBoundingBox().width < self._volume.getBoundingBox().width or node.getBoundingBox().depth < self._volume.getBoundingBox().depth: nodes.append(node) self.arrange(nodes, fixed_nodes = []) ## Arrange a set of nodes given a set of fixed nodes # \param nodes nodes that we have to place # \param fixed_nodes nodes that are placed in the arranger before finding spots for nodes def arrange(self, nodes, fixed_nodes): min_offset = self.getBuildVolume().getEdgeDisallowedSize() + 2 # Allow for some rounding errors job = ArrangeObjectsJob(nodes, fixed_nodes, min_offset = max(min_offset, 8)) job.start() ## Reload all mesh data on the screen from file. @pyqtSlot() def reloadAll(self): Logger.log("i", "Reloading all loaded mesh data.") nodes = [] has_merged_nodes = False for node in DepthFirstIterator(self.getController().getScene().getRoot()): if not isinstance(node, CuraSceneNode) or not node.getMeshData() : if node.getName() == "MergedMesh": has_merged_nodes = True continue nodes.append(node) if not nodes: return for node in nodes: file_name = node.getMeshData().getFileName() if file_name: job = ReadMeshJob(file_name) job._node = node job.finished.connect(self._reloadMeshFinished) if has_merged_nodes: job.finished.connect(self.updateOriginOfMergedMeshes) job.start() else: Logger.log("w", "Unable to reload data because we don't have a filename.") ## Get logging data of the backend engine # \returns \type{string} Logging data @pyqtSlot(result = str) def getEngineLog(self): log = "" for entry in self.getBackend().getLog(): log += entry.decode() return log @pyqtSlot("QStringList") def setExpandedCategories(self, categories): categories = list(set(categories)) categories.sort() joined = ";".join(categories) if joined != self.getPreferences().getValue("cura/categories_expanded"): self.getPreferences().setValue("cura/categories_expanded", joined) self.expandedCategoriesChanged.emit() expandedCategoriesChanged = pyqtSignal() @pyqtProperty("QStringList", notify = expandedCategoriesChanged) def expandedCategories(self): return self.getPreferences().getValue("cura/categories_expanded").split(";") @pyqtSlot() def mergeSelected(self): self.groupSelected() try: group_node = Selection.getAllSelectedObjects()[0] except Exception as e: Logger.log("e", "mergeSelected: Exception: %s", e) return meshes = [node.getMeshData() for node in group_node.getAllChildren() if node.getMeshData()] # Compute the center of the objects object_centers = [] # Forget about the translation that the original objects have zero_translation = Matrix(data=numpy.zeros(3)) for mesh, node in zip(meshes, group_node.getChildren()): transformation = node.getLocalTransformation() transformation.setTranslation(zero_translation) transformed_mesh = mesh.getTransformed(transformation) center = transformed_mesh.getCenterPosition() if center is not None: object_centers.append(center) if object_centers and len(object_centers) > 0: middle_x = sum([v.x for v in object_centers]) / len(object_centers) middle_y = sum([v.y for v in object_centers]) / len(object_centers) middle_z = sum([v.z for v in object_centers]) / len(object_centers) offset = Vector(middle_x, middle_y, middle_z) else: offset = Vector(0, 0, 0) # Move each node to the same position. for mesh, node in zip(meshes, group_node.getChildren()): transformation = node.getLocalTransformation() transformation.setTranslation(zero_translation) transformed_mesh = mesh.getTransformed(transformation) # Align the object around its zero position # and also apply the offset to center it inside the group. node.setPosition(-transformed_mesh.getZeroPosition() - offset) # Use the previously found center of the group bounding box as the new location of the group group_node.setPosition(group_node.getBoundingBox().center) group_node.setName("MergedMesh") # add a specific name to distinguish this node ## Updates origin position of all merged meshes # \param jobNode \type{Job} empty object which passed which is required by JobQueue def updateOriginOfMergedMeshes(self, jobNode): group_nodes = [] for node in DepthFirstIterator(self.getController().getScene().getRoot()): if isinstance(node, CuraSceneNode) and node.getName() == "MergedMesh": #checking by name might be not enough, the merged mesh should has "GroupDecorator" decorator for decorator in node.getDecorators(): if isinstance(decorator, GroupDecorator): group_nodes.append(node) break for group_node in group_nodes: meshes = [node.getMeshData() for node in group_node.getAllChildren() if node.getMeshData()] # Compute the center of the objects object_centers = [] # Forget about the translation that the original objects have zero_translation = Matrix(data=numpy.zeros(3)) for mesh, node in zip(meshes, group_node.getChildren()): transformation = node.getLocalTransformation() transformation.setTranslation(zero_translation) transformed_mesh = mesh.getTransformed(transformation) center = transformed_mesh.getCenterPosition() if center is not None: object_centers.append(center) if object_centers and len(object_centers) > 0: middle_x = sum([v.x for v in object_centers]) / len(object_centers) middle_y = sum([v.y for v in object_centers]) / len(object_centers) middle_z = sum([v.z for v in object_centers]) / len(object_centers) offset = Vector(middle_x, middle_y, middle_z) else: offset = Vector(0, 0, 0) # Move each node to the same position. for mesh, node in zip(meshes, group_node.getChildren()): transformation = node.getLocalTransformation() transformation.setTranslation(zero_translation) transformed_mesh = mesh.getTransformed(transformation) # Align the object around its zero position # and also apply the offset to center it inside the group. node.setPosition(-transformed_mesh.getZeroPosition() - offset) # Use the previously found center of the group bounding box as the new location of the group group_node.setPosition(group_node.getBoundingBox().center) @pyqtSlot() def groupSelected(self): # Create a group-node group_node = CuraSceneNode() group_decorator = GroupDecorator() group_node.addDecorator(group_decorator) group_node.addDecorator(ConvexHullDecorator()) group_node.addDecorator(BuildPlateDecorator(self.getMultiBuildPlateModel().activeBuildPlate)) group_node.setParent(self.getController().getScene().getRoot()) group_node.setSelectable(True) center = Selection.getSelectionCenter() group_node.setPosition(center) group_node.setCenterPosition(center) # Remove nodes that are directly parented to another selected node from the selection so they remain parented selected_nodes = Selection.getAllSelectedObjects().copy() for node in selected_nodes: if node.getParent() in selected_nodes and not node.getParent().callDecoration("isGroup"): Selection.remove(node) # Move selected nodes into the group-node Selection.applyOperation(SetParentOperation, group_node) # Deselect individual nodes and select the group-node instead for node in group_node.getChildren(): Selection.remove(node) Selection.add(group_node) @pyqtSlot() def ungroupSelected(self): selected_objects = Selection.getAllSelectedObjects().copy() for node in selected_objects: if node.callDecoration("isGroup"): op = GroupedOperation() group_parent = node.getParent() children = node.getChildren().copy() for child in children: # Ungroup only 1 level deep if child.getParent() != node: continue # Set the parent of the children to the parent of the group-node op.addOperation(SetParentOperation(child, group_parent)) # Add all individual nodes to the selection Selection.add(child) op.push() # Note: The group removes itself from the scene once all its children have left it, # see GroupDecorator._onChildrenChanged def _createSplashScreen(self): if self._is_headless: return None return CuraSplashScreen.CuraSplashScreen() def _onActiveMachineChanged(self): pass fileLoaded = pyqtSignal(str) fileCompleted = pyqtSignal(str) def _reloadMeshFinished(self, job): # TODO; This needs to be fixed properly. We now make the assumption that we only load a single mesh! job_result = job.getResult() if len(job_result) == 0: Logger.log("e", "Reloading the mesh failed.") return mesh_data = job_result[0].getMeshData() if not mesh_data: Logger.log("w", "Could not find a mesh in reloaded node.") return job._node.setMeshData(mesh_data) def _openFile(self, filename): self.readLocalFile(QUrl.fromLocalFile(filename)) def _addProfileReader(self, profile_reader): # TODO: Add the profile reader to the list of plug-ins that can be used when importing profiles. pass def _addProfileWriter(self, profile_writer): pass @pyqtSlot("QSize") def setMinimumWindowSize(self, size): self.getMainWindow().setMinimumSize(size) def getBuildVolume(self): return self._volume additionalComponentsChanged = pyqtSignal(str, arguments = ["areaId"]) @pyqtProperty("QVariantMap", notify = additionalComponentsChanged) def additionalComponents(self): return self._additional_components ## Add a component to a list of components to be reparented to another area in the GUI. # The actual reparenting is done by the area itself. # \param area_id \type{str} Identifying name of the area to which the component should be reparented # \param component \type{QQuickComponent} The component that should be reparented @pyqtSlot(str, "QVariant") def addAdditionalComponent(self, area_id, component): if area_id not in self._additional_components: self._additional_components[area_id] = [] self._additional_components[area_id].append(component) self.additionalComponentsChanged.emit(area_id) @pyqtSlot(str) def log(self, msg): Logger.log("d", msg) openProjectFile = pyqtSignal(QUrl, arguments = ["project_file"]) # Emitted when a project file is about to open. @pyqtSlot(QUrl, bool) def readLocalFile(self, file, skip_project_file_check = False): if not file.isValid(): return scene = self.getController().getScene() for node in DepthFirstIterator(scene.getRoot()): if node.callDecoration("isBlockSlicing"): self.deleteAll() break if not skip_project_file_check and self.checkIsValidProjectFile(file): self.callLater(self.openProjectFile.emit, file) return if Preferences.getInstance().getValue("cura/select_models_on_load"): Selection.clear() f = file.toLocalFile() extension = os.path.splitext(f)[1] extension = extension.lower() filename = os.path.basename(f) if len(self._currently_loading_files) > 0: # If a non-slicable file is already being loaded, we prevent loading of any further non-slicable files if extension in self._non_sliceable_extensions: message = Message( self._i18n_catalog.i18nc("@info:status", "Only one G-code file can be loaded at a time. Skipped importing {0}", filename), title = self._i18n_catalog.i18nc("@info:title", "Warning")) message.show() return # If file being loaded is non-slicable file, then prevent loading of any other files extension = os.path.splitext(self._currently_loading_files[0])[1] extension = extension.lower() if extension in self._non_sliceable_extensions: message = Message( self._i18n_catalog.i18nc("@info:status", "Can't open any other file if G-code is loading. Skipped importing {0}", filename), title = self._i18n_catalog.i18nc("@info:title", "Error")) message.show() return self._currently_loading_files.append(f) if extension in self._non_sliceable_extensions: self.deleteAll(only_selectable = False) job = ReadMeshJob(f) job.finished.connect(self._readMeshFinished) job.start() def _readMeshFinished(self, job): nodes = job.getResult() filename = job.getFileName() self._currently_loading_files.remove(filename) self.fileLoaded.emit(filename) arrange_objects_on_load = not self.getPreferences().getValue("cura/use_multi_build_plate") target_build_plate = self.getMultiBuildPlateModel().activeBuildPlate if arrange_objects_on_load else -1 root = self.getController().getScene().getRoot() fixed_nodes = [] for node_ in DepthFirstIterator(root): if node_.callDecoration("isSliceable") and node_.callDecoration("getBuildPlateNumber") == target_build_plate: fixed_nodes.append(node_) global_container_stack = self.getGlobalContainerStack() machine_width = global_container_stack.getProperty("machine_width", "value") machine_depth = global_container_stack.getProperty("machine_depth", "value") arranger = Arrange.create(x = machine_width, y = machine_depth, fixed_nodes = fixed_nodes) min_offset = 8 default_extruder_position = self.getMachineManager().defaultExtruderPosition default_extruder_id = self._global_container_stack.extruders[default_extruder_position].getId() select_models_on_load = Preferences.getInstance().getValue("cura/select_models_on_load") for original_node in nodes: # Create a CuraSceneNode just if the original node is not that type if isinstance(original_node, CuraSceneNode): node = original_node else: node = CuraSceneNode() node.setMeshData(original_node.getMeshData()) #Setting meshdata does not apply scaling. if(original_node.getScale() != Vector(1.0, 1.0, 1.0)): node.scale(original_node.getScale()) node.setSelectable(True) node.setName(os.path.basename(filename)) self.getBuildVolume().checkBoundsAndUpdate(node) is_non_sliceable = False filename_lower = filename.lower() for extension in self._non_sliceable_extensions: if filename_lower.endswith(extension): is_non_sliceable = True break if is_non_sliceable: self.callLater(lambda: self.getController().setActiveView("SimulationView")) block_slicing_decorator = BlockSlicingDecorator() node.addDecorator(block_slicing_decorator) else: sliceable_decorator = SliceableObjectDecorator() node.addDecorator(sliceable_decorator) scene = self.getController().getScene() # If there is no convex hull for the node, start calculating it and continue. if not node.getDecorator(ConvexHullDecorator): node.addDecorator(ConvexHullDecorator()) for child in node.getAllChildren(): if not child.getDecorator(ConvexHullDecorator): child.addDecorator(ConvexHullDecorator()) if arrange_objects_on_load: if node.callDecoration("isSliceable"): # Only check position if it's not already blatantly obvious that it won't fit. if node.getBoundingBox() is None or self._volume.getBoundingBox() is None or node.getBoundingBox().width < self._volume.getBoundingBox().width or node.getBoundingBox().depth < self._volume.getBoundingBox().depth: # Find node location offset_shape_arr, hull_shape_arr = ShapeArray.fromNode(node, min_offset = min_offset) # If a model is to small then it will not contain any points if offset_shape_arr is None and hull_shape_arr is None: Message(self._i18n_catalog.i18nc("@info:status", "The selected model was too small to load."), title=self._i18n_catalog.i18nc("@info:title", "Warning")).show() return # Step is for skipping tests to make it a lot faster. it also makes the outcome somewhat rougher arranger.findNodePlacement(node, offset_shape_arr, hull_shape_arr, step = 10) # This node is deep copied from some other node which already has a BuildPlateDecorator, but the deepcopy # of BuildPlateDecorator produces one that's associated with build plate -1. So, here we need to check if # the BuildPlateDecorator exists or not and always set the correct build plate number. build_plate_decorator = node.getDecorator(BuildPlateDecorator) if build_plate_decorator is None: build_plate_decorator = BuildPlateDecorator(target_build_plate) node.addDecorator(build_plate_decorator) build_plate_decorator.setBuildPlateNumber(target_build_plate) op = AddSceneNodeOperation(node, scene.getRoot()) op.push() node.callDecoration("setActiveExtruder", default_extruder_id) scene.sceneChanged.emit(node) if select_models_on_load: Selection.add(node) self.fileCompleted.emit(filename) def addNonSliceableExtension(self, extension): self._non_sliceable_extensions.append(extension) @pyqtSlot(str, result=bool) def checkIsValidProjectFile(self, file_url): """ Checks if the given file URL is a valid project file. """ file_path = QUrl(file_url).toLocalFile() workspace_reader = self.getWorkspaceFileHandler().getReaderForFile(file_path) if workspace_reader is None: return False # non-project files won't get a reader try: result = workspace_reader.preRead(file_path, show_dialog=False) return result == WorkspaceReader.PreReadResult.accepted except Exception as e: Logger.logException("e", "Could not check file %s", file_url) return False def _onContextMenuRequested(self, x: float, y: float) -> None: # Ensure we select the object if we request a context menu over an object without having a selection. if not Selection.hasSelection(): node = self.getController().getScene().findObject(self.getRenderer().getRenderPass("selection").getIdAtPosition(x, y)) if node: while(node.getParent() and node.getParent().callDecoration("isGroup")): node = node.getParent() Selection.add(node) @pyqtSlot() def showMoreInformationDialogForAnonymousDataCollection(self): self._plugin_registry.getPluginObject("SliceInfoPlugin").showMoreInfoDialog()