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|
# Copyright (c) 2015 Ultimaker B.V.
# Cura is released under the terms of the AGPLv3 or higher.
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.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.JobQueue import JobQueue
from UM.SaveFile import SaveFile
from UM.Scene.Selection import Selection
from UM.Scene.GroupDecorator import GroupDecorator
from UM.Settings.Validator import Validator
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 UM.Operations.TranslateOperation import TranslateOperation
from cura.SetParentOperation import SetParentOperation
from UM.Settings.SettingDefinition import SettingDefinition, DefinitionPropertyType
from UM.Settings.ContainerRegistry import ContainerRegistry
from UM.Settings.SettingFunction import SettingFunction
from UM.i18n import i18nCatalog
from . import PlatformPhysics
from . import BuildVolume
from . import CameraAnimation
from . import PrintInformation
from . import CuraActions
from . import ZOffsetDecorator
from . import CuraSplashScreen
from . import CameraImageProvider
from . import MachineActionManager
import cura.Settings
from PyQt5.QtCore import pyqtSlot, 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 contextlib import contextmanager
import sys
import os.path
import numpy
import copy
import urllib
import os
import time
CONFIG_LOCK_FILENAME = "cura.lock"
## Contextmanager to create a lock file and remove it afterwards.
@contextmanager
def lockFile(filename):
try:
with open(filename, 'w') as lock_file:
lock_file.write("Lock file - Cura is currently writing")
except:
Logger.log("e", "Could not create lock file [%s]" % filename)
yield
try:
if os.path.exists(filename):
os.remove(filename)
except:
Logger.log("e", "Could not delete lock file [%s]" % filename)
## Wait for a lock file to disappear
# the maximum allowable age is settable; if the file is too old, it will be ignored too
def waitFileDisappear(filename, max_age_seconds=10, msg=""):
now = time.time()
while os.path.exists(filename) and now < os.path.getmtime(filename) + max_age_seconds and now > os.path.getmtime(filename):
if msg:
Logger.log("d", msg)
time.sleep(1)
now = time.time()
numpy.seterr(all="ignore")
try:
from cura.CuraVersion import CuraVersion, CuraBuildType
except ImportError:
CuraVersion = "master" # [CodeStyle: Reflecting imported value]
CuraBuildType = ""
class CuraApplication(QtApplication):
class ResourceTypes:
QmlFiles = Resources.UserType + 1
Firmware = Resources.UserType + 2
QualityInstanceContainer = Resources.UserType + 3
MaterialInstanceContainer = Resources.UserType + 4
VariantInstanceContainer = Resources.UserType + 5
UserInstanceContainer = Resources.UserType + 6
MachineStack = Resources.UserType + 7
ExtruderStack = Resources.UserType + 8
Q_ENUMS(ResourceTypes)
def __init__(self):
Resources.addSearchPath(os.path.join(QtApplication.getInstallPrefix(), "share", "cura", "resources"))
if not hasattr(sys, "frozen"):
Resources.addSearchPath(os.path.join(os.path.abspath(os.path.dirname(__file__)), "..", "resources"))
self._open_file_queue = [] # Files to open when plug-ins are loaded.
# 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")
# 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)
SettingDefinition.addSettingType("extruder", None, str, Validator)
SettingFunction.registerOperator("extruderValues", cura.Settings.ExtruderManager.getExtruderValues)
SettingFunction.registerOperator("extruderValue", cura.Settings.ExtruderManager.getExtruderValue)
SettingFunction.registerOperator("resolveOrValue", cura.Settings.ExtruderManager.getResolveOrValue)
## Add the 4 types of profiles to storage.
Resources.addStorageType(self.ResourceTypes.QualityInstanceContainer, "quality")
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")
ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.QualityInstanceContainer)
ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.VariantInstanceContainer)
ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.MaterialInstanceContainer)
ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.UserInstanceContainer)
ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.ExtruderStack)
ContainerRegistry.getInstance().addResourceType(self.ResourceTypes.MachineStack)
## Initialise the version upgrade manager with Cura's storage paths.
import UM.VersionUpgradeManager #Needs to be here to prevent circular dependencies.
UM.VersionUpgradeManager.VersionUpgradeManager.getInstance().setCurrentVersions(
{
("quality", UM.Settings.InstanceContainer.Version): (self.ResourceTypes.QualityInstanceContainer, "application/x-uranium-instancecontainer"),
("machine_stack", UM.Settings.ContainerStack.Version): (self.ResourceTypes.MachineStack, "application/x-uranium-containerstack"),
("preferences", UM.Preferences.Version): (Resources.Preferences, "application/x-uranium-preferences"),
("user", UM.Settings.InstanceContainer.Version): (self.ResourceTypes.UserInstanceContainer, "application/x-uranium-instancecontainer")
}
)
self._machine_action_manager = MachineActionManager.MachineActionManager()
self._machine_manager = None # This is initialized on demand.
self._setting_inheritance_manager = None
self._additional_components = {} # Components to add to certain areas in the interface
super().__init__(name = "cura", version = CuraVersion, buildtype = CuraBuildType)
self.setWindowIcon(QIcon(Resources.getPath(Resources.Images, "cura-icon.png")))
self.setRequiredPlugins([
"CuraEngineBackend",
"MeshView",
"LayerView",
"STLReader",
"SelectionTool",
"CameraTool",
"GCodeWriter",
"LocalFileOutputDevice"
])
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._job_name = None
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._i18n_catalog = i18nCatalog("cura")
self.getController().getScene().sceneChanged.connect(self.updatePlatformActivity)
self.getController().toolOperationStopped.connect(self._onToolOperationStopped)
Resources.addType(self.ResourceTypes.QmlFiles, "qml")
Resources.addType(self.ResourceTypes.Firmware, "firmware")
self.showSplashMessage(self._i18n_catalog.i18nc("@info:progress", "Loading machines..."))
# 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 = ContainerRegistry.getInstance().getEmptyInstanceContainer()
empty_variant_container = copy.deepcopy(empty_container)
empty_variant_container._id = "empty_variant"
empty_variant_container.addMetaDataEntry("type", "variant")
ContainerRegistry.getInstance().addContainer(empty_variant_container)
empty_material_container = copy.deepcopy(empty_container)
empty_material_container._id = "empty_material"
empty_material_container.addMetaDataEntry("type", "material")
ContainerRegistry.getInstance().addContainer(empty_material_container)
empty_quality_container = copy.deepcopy(empty_container)
empty_quality_container._id = "empty_quality"
empty_quality_container.setName("Not supported")
empty_quality_container.addMetaDataEntry("quality_type", "normal")
empty_quality_container.addMetaDataEntry("type", "quality")
ContainerRegistry.getInstance().addContainer(empty_quality_container)
empty_quality_changes_container = copy.deepcopy(empty_container)
empty_quality_changes_container._id = "empty_quality_changes"
empty_quality_changes_container.addMetaDataEntry("type", "quality_changes")
ContainerRegistry.getInstance().addContainer(empty_quality_changes_container)
# Set the filename to create if cura is writing in the config dir.
self._config_lock_filename = os.path.join(Resources.getConfigStoragePath(), CONFIG_LOCK_FILENAME)
self.waitConfigLockFile()
ContainerRegistry.getInstance().load()
Preferences.getInstance().addPreference("cura/active_mode", "simple")
Preferences.getInstance().addPreference("cura/recent_files", "")
Preferences.getInstance().addPreference("cura/categories_expanded", "")
Preferences.getInstance().addPreference("cura/jobname_prefix", True)
Preferences.getInstance().addPreference("view/center_on_select", True)
Preferences.getInstance().addPreference("mesh/scale_to_fit", True)
Preferences.getInstance().addPreference("mesh/scale_tiny_meshes", True)
for key in [
"dialog_load_path", # dialog_save_path is in LocalFileOutputDevicePlugin
"dialog_profile_path",
"dialog_material_path"]:
Preferences.getInstance().addPreference("local_file/%s" % key, os.path.expanduser("~/"))
Preferences.getInstance().setDefault("local_file/last_used_type", "text/x-gcode")
Preferences.getInstance().setDefault("general/visible_settings", """
machine_settings
resolution
layer_height
shell
wall_thickness
top_bottom_thickness
infill
infill_sparse_density
material
material_print_temperature
material_bed_temperature
material_diameter
material_flow
retraction_enable
speed
speed_print
speed_travel
acceleration_print
acceleration_travel
jerk_print
jerk_travel
travel
cooling
cool_fan_enabled
support
support_enable
support_extruder_nr
support_type
support_interface_density
platform_adhesion
adhesion_type
adhesion_extruder_nr
brim_width
raft_airgap
layer_0_z_overlap
raft_surface_layers
dual
prime_tower_enable
prime_tower_size
prime_tower_position_x
prime_tower_position_y
meshfix
blackmagic
print_sequence
infill_mesh
experimental
""".replace("\n", ";").replace(" ", ""))
JobQueue.getInstance().jobFinished.connect(self._onJobFinished)
self.applicationShuttingDown.connect(self.saveSettings)
self.engineCreatedSignal.connect(self._onEngineCreated)
self._recent_files = []
files = Preferences.getInstance().getValue("cura/recent_files").split(";")
for f in files:
if not os.path.isfile(f):
continue
self._recent_files.append(QUrl.fromLocalFile(f))
## Lock file check: if (another) Cura is writing in the Config dir.
# one may not be able to read a valid set of files while writing. Not entirely fool-proof,
# but works when you start Cura shortly after shutting down.
def waitConfigLockFile(self):
waitFileDisappear(self._config_lock_filename, max_age_seconds=10, msg="Waiting for Cura to finish writing in the config dir...")
def _onEngineCreated(self):
self._engine.addImageProvider("camera", CameraImageProvider.CameraImageProvider())
## 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)
@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"])
## Cura has multiple locations where instance containers need to be saved, so we need to handle this differently.
#
# Note that the AutoSave plugin also calls this method.
def saveSettings(self):
if not self._started: # Do not do saving during application start
return
self.waitConfigLockFile()
# When starting Cura, we check for the lockFile which is created and deleted here
with lockFile(self._config_lock_filename):
for instance in ContainerRegistry.getInstance().findInstanceContainers():
if not instance.isDirty():
continue
try:
data = instance.serialize()
except NotImplementedError:
continue
except Exception:
Logger.logException("e", "An exception occurred when serializing container %s", instance.getId())
continue
mime_type = ContainerRegistry.getMimeTypeForContainer(type(instance))
file_name = urllib.parse.quote_plus(instance.getId()) + "." + mime_type.preferredSuffix
instance_type = instance.getMetaDataEntry("type")
path = None
if instance_type == "material":
path = Resources.getStoragePath(self.ResourceTypes.MaterialInstanceContainer, file_name)
elif instance_type == "quality" or instance_type == "quality_changes":
path = Resources.getStoragePath(self.ResourceTypes.QualityInstanceContainer, file_name)
elif instance_type == "user":
path = Resources.getStoragePath(self.ResourceTypes.UserInstanceContainer, file_name)
elif instance_type == "variant":
path = Resources.getStoragePath(self.ResourceTypes.VariantInstanceContainer, file_name)
if path:
instance.setPath(path)
with SaveFile(path, "wt") as f:
f.write(data)
for stack in ContainerRegistry.getInstance().findContainerStacks():
self.saveStack(stack)
def saveStack(self, stack):
if not stack.isDirty():
return
try:
data = stack.serialize()
except NotImplementedError:
return
except Exception:
Logger.logException("e", "An exception occurred when serializing container %s", stack.getId())
return
mime_type = ContainerRegistry.getMimeTypeForContainer(type(stack))
file_name = urllib.parse.quote_plus(stack.getId()) + "." + mime_type.preferredSuffix
stack_type = stack.getMetaDataEntry("type", None)
path = None
if not stack_type or stack_type == "machine":
path = Resources.getStoragePath(self.ResourceTypes.MachineStack, file_name)
elif stack_type == "extruder_train":
path = Resources.getStoragePath(self.ResourceTypes.ExtruderStack, file_name)
if path:
stack.setPath(path)
with SaveFile(path, "wt") as f:
f.write(data)
@pyqtSlot(str, result = QUrl)
def getDefaultPath(self, key):
default_path = Preferences.getInstance().getValue("local_file/%s" % key)
return QUrl.fromLocalFile(default_path)
@pyqtSlot(str, str)
def setDefaultPath(self, key, default_path):
Preferences.getInstance().setValue("local_file/%s" % key, default_path)
## Handle loading of all plugin types (and the backend explicitly)
# \sa PluginRegistery
def _loadPlugins(self):
self._plugin_registry.addType("profile_reader", self._addProfileReader)
self._plugin_registry.addType("profile_writer", self._addProfileWriter)
self._plugin_registry.addPluginLocation(os.path.join(QtApplication.getInstallPrefix(), "lib", "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() == None:
raise RuntimeError("Could not load the backend plugin!")
self._plugins_loaded = True
def addCommandLineOptions(self, parser):
super().addCommandLineOptions(parser)
parser.add_argument("file", nargs="*", help="Files to load after starting the application.")
parser.add_argument("--debug", dest="debug-mode", action="store_true", default=False, help="Enable detailed crash reports.")
def run(self):
self.showSplashMessage(self._i18n_catalog.i18nc("@info:progress", "Setting up scene..."))
controller = self.getController()
controller.setActiveView("SolidView")
controller.setCameraTool("CameraTool")
controller.setSelectionTool("SelectionTool")
t = controller.getTool("TranslateTool")
if t:
t.setEnabledAxis([ToolHandle.XAxis, ToolHandle.YAxis,ToolHandle.ZAxis])
Selection.selectionChanged.connect(self.onSelectionChanged)
root = controller.getScene().getRoot()
# The platform is a child of BuildVolume
self._volume = BuildVolume.BuildVolume(root)
self.getRenderer().setBackgroundColor(QColor(245, 245, 245))
self._physics = PlatformPhysics.PlatformPhysics(controller, self._volume)
camera = Camera("3d", root)
camera.setPosition(Vector(-80, 250, 700))
camera.setPerspective(True)
camera.lookAt(Vector(0, 0, 0))
controller.getScene().setActiveCamera("3d")
self.getController().getTool("CameraTool").setOrigin(Vector(0, 100, 0))
self._camera_animation = CameraAnimation.CameraAnimation()
self._camera_animation.setCameraTool(self.getController().getTool("CameraTool"))
self.showSplashMessage(self._i18n_catalog.i18nc("@info:progress", "Loading interface..."))
# Initialise extruder so as to listen to global container stack changes before the first global container stack is set.
cura.Settings.ExtruderManager.getInstance()
qmlRegisterSingletonType(cura.Settings.MachineManager, "Cura", 1, 0, "MachineManager", self.getMachineManager)
qmlRegisterSingletonType(cura.Settings.SettingInheritanceManager, "Cura", 1, 0, "SettingInheritanceManager", self.getSettingInheritanceManager)
qmlRegisterSingletonType(MachineActionManager.MachineActionManager, "Cura", 1, 0, "MachineActionManager", self.getMachineActionManager)
self.setMainQml(Resources.getPath(self.ResourceTypes.QmlFiles, "Cura.qml"))
self._qml_import_paths.append(Resources.getPath(self.ResourceTypes.QmlFiles))
self.initializeEngine()
if self._engine.rootObjects:
self.closeSplash()
for file in self.getCommandLineOption("file", []):
self._openFile(file)
for file_name in self._open_file_queue: #Open all the files that were queued up while plug-ins were loading.
self._openFile(file_name)
self._started = True
self.exec_()
def getMachineManager(self, *args):
if self._machine_manager is None:
self._machine_manager = cura.Settings.MachineManager.createMachineManager()
return self._machine_manager
def getSettingInheritanceManager(self, *args):
if self._setting_inheritance_manager is None:
self._setting_inheritance_manager = cura.Settings.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
## 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)
## Get print information (duration / material used)
def getPrintInformation(self):
return self._print_information
## Registers objects for the QML engine to use.
#
# \param engine The QML engine.
def registerObjects(self, engine):
engine.rootContext().setContextProperty("Printer", self)
engine.rootContext().setContextProperty("CuraApplication", self)
self._print_information = PrintInformation.PrintInformation()
engine.rootContext().setContextProperty("PrintInformation", self._print_information)
self._cura_actions = CuraActions.CuraActions(self)
engine.rootContext().setContextProperty("CuraActions", self._cura_actions)
qmlRegisterUncreatableType(CuraApplication, "Cura", 1, 0, "ResourceTypes", "Just an Enum type")
qmlRegisterType(cura.Settings.ExtrudersModel, "Cura", 1, 0, "ExtrudersModel")
qmlRegisterType(cura.Settings.ContainerSettingsModel, "Cura", 1, 0, "ContainerSettingsModel")
qmlRegisterSingletonType(cura.Settings.ProfilesModel, "Cura", 1, 0, "ProfilesModel", cura.Settings.ProfilesModel.createProfilesModel)
qmlRegisterType(cura.Settings.QualityAndUserProfilesModel, "Cura", 1, 0, "QualityAndUserProfilesModel")
qmlRegisterType(cura.Settings.UserProfilesModel, "Cura", 1, 0, "UserProfilesModel")
qmlRegisterType(cura.Settings.MaterialSettingsVisibilityHandler, "Cura", 1, 0, "MaterialSettingsVisibilityHandler")
qmlRegisterType(cura.Settings.QualitySettingsModel, "Cura", 1, 0, "QualitySettingsModel")
qmlRegisterType(cura.Settings.MachineNameValidator, "Cura", 1, 0, "MachineNameValidator")
qmlRegisterSingletonType(cura.Settings.ContainerManager, "Cura", 1, 0, "ContainerManager", cura.Settings.ContainerManager.createContainerManager)
qmlRegisterSingletonType(QUrl.fromLocalFile(Resources.getPath(CuraApplication.ResourceTypes.QmlFiles, "Actions.qml")), "Cura", 1, 0, "Actions")
engine.rootContext().setContextProperty("ExtruderManager", cura.Settings.ExtruderManager.getInstance())
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
qmlRegisterType(QUrl.fromLocalFile(path), "Cura", 1, 0, type_name)
def onSelectionChanged(self):
if Selection.hasSelection():
if not self.getController().getActiveTool():
if self._previous_active_tool:
self.getController().setActiveTool(self._previous_active_tool)
self._previous_active_tool = None
else:
self.getController().setActiveTool("TranslateTool")
if Preferences.getInstance().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:
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()
requestAddPrinter = pyqtSignal()
activityChanged = pyqtSignal()
sceneBoundingBoxChanged = pyqtSignal()
@pyqtProperty(bool, notify = activityChanged)
def getPlatformActivity(self):
return self._platform_activity
@pyqtProperty(str, notify = sceneBoundingBoxChanged)
def getSceneBoundingBoxString(self):
return self._i18n_catalog.i18nc("@info", "%(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 updatePlatformActivity(self, node = None):
count = 0
scene_bounding_box = None
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if type(node) is not SceneNode or not node.getMeshData():
continue
count += 1
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 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()
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")
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.
@pyqtSlot("quint64", int)
def multiplyObject(self, object_id, count):
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:
current_node = node
# Find the topmost group
while current_node.getParent() and current_node.getParent().callDecoration("isGroup"):
current_node = current_node.getParent()
new_node = copy.deepcopy(current_node)
op = GroupedOperation()
for _ in range(count):
op.addOperation(AddSceneNodeOperation(new_node, current_node.getParent()))
op.push()
## Center object on platform.
@pyqtSlot("quint64")
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 type(node) is not 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)
Selection.add(node)
## Delete all nodes containing mesh data in the scene.
@pyqtSlot()
def deleteAll(self):
Logger.log("i", "Clearing scene")
if not self.getController().getToolsEnabled():
return
nodes = []
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if type(node) is not 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)
nodes.append(node)
if nodes:
op = GroupedOperation()
for node in nodes:
op.addOperation(RemoveSceneNodeOperation(node))
op.push()
Selection.clear()
## 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 type(node) is not 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)
nodes.append(node)
if nodes:
op = GroupedOperation()
for node in nodes:
# Ensure that the object is above the build platform
node.removeDecorator(ZOffsetDecorator.ZOffsetDecorator)
op.addOperation(SetTransformOperation(node, Vector(0, node.getWorldPosition().y - node.getBoundingBox().bottom, 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 type(node) is not 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)
nodes.append(node)
if nodes:
op = GroupedOperation()
for node in nodes:
# Ensure that the object is above the build platform
node.removeDecorator(ZOffsetDecorator.ZOffsetDecorator)
center_y = 0
if node.callDecoration("isGroup"):
center_y = node.getWorldPosition().y - node.getBoundingBox().bottom
else:
center_y = node.getMeshData().getCenterPosition().y
op.addOperation(SetTransformOperation(node, Vector(0, center_y, 0), Quaternion(), Vector(1, 1, 1)))
op.push()
## Reload all mesh data on the screen from file.
@pyqtSlot()
def reloadAll(self):
Logger.log("i", "Reloading all loaded mesh data.")
nodes = []
for node in DepthFirstIterator(self.getController().getScene().getRoot()):
if type(node) is not SceneNode or not node.getMeshData():
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)
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
recentFilesChanged = pyqtSignal()
@pyqtProperty("QVariantList", notify = recentFilesChanged)
def recentFiles(self):
return self._recent_files
@pyqtSlot("QStringList")
def setExpandedCategories(self, categories):
categories = list(set(categories))
categories.sort()
joined = ";".join(categories)
if joined != Preferences.getInstance().getValue("cura/categories_expanded"):
Preferences.getInstance().setValue("cura/categories_expanded", joined)
self.expandedCategoriesChanged.emit()
expandedCategoriesChanged = pyqtSignal()
@pyqtProperty("QStringList", notify = expandedCategoriesChanged)
def expandedCategories(self):
return Preferences.getInstance().getValue("cura/categories_expanded").split(";")
@pyqtSlot()
def mergeSelected(self):
self.groupSelected()
try:
group_node = Selection.getAllSelectedObjects()[0]
except Exception as e:
Logger.log("d", "mergeSelected: Exception:", e)
return
# Compute the center of the objects when their origins are aligned.
object_centers = [node.getMeshData().getCenterPosition().scale(node.getScale()) for node in group_node.getChildren() if node.getMeshData()]
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 center, node in zip(object_centers, group_node.getChildren()):
# Align the object and also apply the offset to center it inside the group.
node.setPosition(center - 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 = SceneNode()
group_decorator = GroupDecorator()
group_node.addDecorator(group_decorator)
group_node.setParent(self.getController().getScene().getRoot())
group_node.setSelectable(True)
center = Selection.getSelectionCenter()
group_node.setPosition(center)
group_node.setCenterPosition(center)
# 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:
# 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):
return CuraSplashScreen.CuraSplashScreen()
def _onActiveMachineChanged(self):
pass
fileLoaded = pyqtSignal(str)
def _onFileLoaded(self, job):
node = job.getResult()
if node != None:
self.fileLoaded.emit(job.getFileName())
node.setSelectable(True)
node.setName(os.path.basename(job.getFileName()))
op = AddSceneNodeOperation(node, self.getController().getScene().getRoot())
op.push()
self.getController().getScene().sceneChanged.emit(node) #Force scene change.
def _onJobFinished(self, job):
if type(job) is not ReadMeshJob or not job.getResult():
return
f = QUrl.fromLocalFile(job.getFileName())
if f in self._recent_files:
self._recent_files.remove(f)
self._recent_files.insert(0, f)
if len(self._recent_files) > 10:
del self._recent_files[10]
pref = ""
for path in self._recent_files:
pref += path.toLocalFile() + ";"
Preferences.getInstance().setValue("cura/recent_files", pref)
self.recentFilesChanged.emit()
def _reloadMeshFinished(self, job):
# TODO; This needs to be fixed properly. We now make the assumption that we only load a single mesh!
mesh_data = job.getResult().getMeshData()
if mesh_data:
job._node.setMeshData(mesh_data)
else:
Logger.log("w", "Could not find a mesh in reloaded node.")
def _openFile(self, file):
job = ReadMeshJob(os.path.abspath(file))
job.finished.connect(self._onFileLoaded)
job.start()
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)
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