from UM.Qt.QtApplication import QtApplication from UM.Scene.SceneNode import SceneNode from UM.Scene.Camera import Camera from UM.Scene.Platform import Platform from UM.Math.Vector import Vector from UM.Math.Matrix import Matrix from UM.Resources import Resources from UM.Scene.ToolHandle import ToolHandle from UM.Scene.Iterator.DepthFirstIterator import DepthFirstIterator from UM.Mesh.WriteMeshJob import WriteMeshJob from UM.Mesh.ReadMeshJob import ReadMeshJob from UM.Scene.BoxRenderer import BoxRenderer from UM.Scene.Selection import Selection 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 PlatformPhysics import PlatformPhysics from BuildVolume import BuildVolume from CameraAnimation import CameraAnimation from PyQt5.QtCore import pyqtSlot, QUrl, Qt, pyqtSignal, pyqtProperty from PyQt5.QtGui import QColor import os.path import numpy numpy.seterr(all='ignore') class PrinterApplication(QtApplication): def __init__(self): super().__init__(name = 'cura') self.setRequiredPlugins([ 'CuraEngineBackend', 'MeshView', 'LayerView', 'STLReader', 'SelectionTool', 'CameraTool', 'GCodeWriter', 'LocalFileStorage' ]) self._physics = None self._volume = None self._platform = None self._output_devices = { 'local_file': { 'id': 'local_file', 'function': self._writeToLocalFile, 'description': 'Save to Disk', 'icon': 'save', 'priority': 0 } } self.activeMachineChanged.connect(self._onActiveMachineChanged) def _loadPlugins(self): self._plugin_registry.loadPlugins({ "type": "logger"}) self._plugin_registry.loadPlugins({ "type": "storage_device" }) self._plugin_registry.loadPlugins({ "type": "view" }) self._plugin_registry.loadPlugins({ "type": "mesh_reader" }) self._plugin_registry.loadPlugins({ "type": "mesh_writer" }) self._plugin_registry.loadPlugins({ "type": "tool" }) self._plugin_registry.loadPlugins({ "type": "extension" }) self._plugin_registry.loadPlugin('CuraEngineBackend') def run(self): self.showSplashMessage('Setting up scene...') controller = self.getController() controller.setActiveView("MeshView") controller.setCameraTool("CameraTool") controller.setSelectionTool("SelectionTool") t = controller.getTool('TranslateTool') if t: t.setEnabledAxis([ToolHandle.XAxis, ToolHandle.ZAxis]) Selection.selectionChanged.connect(self.onSelectionChanged) self._physics = PlatformPhysics(controller) root = controller.getScene().getRoot() self._platform = Platform(root) self._volume = BuildVolume(root) self.getRenderer().setLightPosition(Vector(0, 150, 0)) self.getRenderer().setBackgroundColor(QColor(245, 245, 245)) camera = Camera('3d', root) camera.setPosition(Vector(-150, 150, 300)) camera.setPerspective(True) camera.lookAt(Vector(0, 0, 0)) self._camera_animation = CameraAnimation() self._camera_animation.setCameraTool(self.getController().getTool('CameraTool')) controller.getScene().setActiveCamera('3d') self.showSplashMessage('Loading interface...') self.setMainQml(os.path.dirname(__file__), "qml/Printer.qml") self.initializeEngine() self.getStorageDevice('LocalFileStorage').removableDrivesChanged.connect(self._removableDrivesChanged) #TODO: Add support for active machine preference if self.getMachines(): self.setActiveMachine(self.getMachines()[0]) else: self.requestAddPrinter.emit() self._removableDrivesChanged() if self._engine.rootObjects: self.closeSplash() self.exec_() def registerObjects(self, engine): engine.rootContext().setContextProperty('Printer', self) def onSelectionChanged(self): if Selection.hasSelection(): if not self.getController().getActiveTool(): self.getController().setActiveTool('TranslateTool') self._camera_animation.setStart(self.getController().getTool('CameraTool').getOrigin()) self._camera_animation.setTarget(Selection.getSelectedObject(0).getWorldPosition()) self._camera_animation.start() else: if self.getController().getActiveTool(): self.getController().setActiveTool(None) requestAddPrinter = pyqtSignal() @pyqtSlot('quint64') def deleteObject(self, object_id): object = self.getController().getScene().findObject(object_id) if object: op = RemoveSceneNodeOperation(object) op.push() @pyqtSlot('quint64', int) def multiplyObject(self, object_id, count): node = self.getController().getScene().findObject(object_id) if node: op = GroupedOperation() for i in range(count): new_node = SceneNode() new_node.setMeshData(node.getMeshData()) new_node.setScale(node.getScale()) new_node.translate(Vector((i + 1) * node.getBoundingBox().width, 0, 0)) new_node.setSelectable(True) op.addOperation(AddSceneNodeOperation(new_node, node.getParent())) op.push() @pyqtSlot('quint64') def centerObject(self, object_id): node = self.getController().getScene().findObject(object_id) if node: transform = node.getLocalTransformation() transform.setTranslation(Vector(0, 0, 0)) op = SetTransformOperation(node, transform) op.push() @pyqtSlot() def deleteAll(self): nodes = [] for node in DepthFirstIterator(self.getController().getScene().getRoot()): if type(node) is not SceneNode or not node.getMeshData(): continue nodes.append(node) if nodes: op = GroupedOperation() for node in nodes: op.addOperation(RemoveSceneNodeOperation(node)) op.push() @pyqtSlot() def resetAllTranslation(self): nodes = [] for node in DepthFirstIterator(self.getController().getScene().getRoot()): if type(node) is not SceneNode or not node.getMeshData(): continue nodes.append(node) if nodes: op = GroupedOperation() for node in nodes: transform = node.getLocalTransformation() transform.setTranslation(Vector(0, 0, 0)) op.addOperation(SetTransformOperation(node, transform)) op.push() @pyqtSlot() def resetAll(self): nodes = [] for node in DepthFirstIterator(self.getController().getScene().getRoot()): if type(node) is not SceneNode or not node.getMeshData(): continue nodes.append(node) if nodes: op = GroupedOperation() for node in nodes: transform = Matrix() op.addOperation(SetTransformOperation(node, transform)) op.push() @pyqtSlot() def reloadAll(self): nodes = [] for node in DepthFirstIterator(self.getController().getScene().getRoot()): if type(node) is not SceneNode or not node.getMeshData(): continue nodes.append(node) if nodes: file_name = node.getMeshData().getFileName() job = ReadMeshJob(file_name) job.finished.connect(lambda j: node.setMeshData(j.getResult())) job.start() def _onActiveMachineChanged(self): machine = self.getActiveMachine() if machine: self._volume.setWidth(machine.getSettingValueByKey('machine_width')) self._volume.setHeight(machine.getSettingValueByKey('machine_height')) self._volume.setDepth(machine.getSettingValueByKey('machine_depth')) disallowed_areas = machine.getSettingValueByKey('machine_disallowed_areas') areas = [] if disallowed_areas: for area in disallowed_areas: polygon = [] polygon.append(Vector(area[0][0], 0.2, area[0][1])) polygon.append(Vector(area[1][0], 0.2, area[1][1])) polygon.append(Vector(area[2][0], 0.2, area[2][1])) polygon.append(Vector(area[3][0], 0.2, area[3][1])) areas.append(polygon) self._volume.setDisallowedAreas(areas) self._volume.rebuild() offset = machine.getSettingValueByKey('machine_platform_offset') if offset: self._platform.setPosition(Vector(offset[0], offset[1], offset[2])) else: self._platform.setPosition(Vector(0.0, 0.0, 0.0)) outputDevicesChanged = pyqtSignal() @pyqtProperty('QVariantMap', notify = outputDevicesChanged) def outputDevices(self): return self._output_devices @pyqtProperty('QStringList', notify = outputDevicesChanged) def outputDeviceNames(self): return self._output_devices.keys() ## Add an output device that can be written to. # # \param id The identifier used to identify the device. # \param device A dictionary of device information. # It should contains the following: # - function: A function to be called when trying to write to the device. Will be passed the device id as first parameter. # - description: A translated string containing a description of what happens when writing to the device. # - icon: The icon to use to represent the device. # - priority: The priority of the device. The device with the highest priority will be used as the default device. def addOutputDevice(self, id, device): self._output_devices[id] = device self.outputDevicesChanged.emit() def removeOutputDevice(self, id): if id in self._output_devices: del self._output_devices[id] self.outputDevicesChanged.emit() @pyqtSlot(str) def writeToOutputDevice(self, device): self._output_devices[device]['function'](device) writeToLocalFileRequested = pyqtSignal() def _writeToLocalFile(self, device): self.writeToLocalFileRequested.emit() def _writeToSD(self, device): for node in DepthFirstIterator(self.getController().getScene().getRoot()): if type(node) is not SceneNode or not node.getMeshData(): continue try: path = self.getStorageDevice('LocalFileStorage').getRemovableDrives()[device] except KeyError: Logger.log('e', 'Tried to write to unknown SD card %s', device) return filename = os.path.join(path, node.getName()[0:node.getName().rfind('.')] + '.gcode') job = WriteMeshJob(filename, node.getMeshData()) job.start() return def _removableDrivesChanged(self): drives = self.getStorageDevice('LocalFileStorage').getRemovableDrives() for drive in drives: if drive not in self._output_devices: self.addOutputDevice(drive, { 'id': drive, 'function': self._writeToSD, 'description': 'Save to SD Card {0}'.format(drive), 'icon': 'save_sd', 'priority': 1 }) for device in self._output_devices: if not device in drives: if self._output_devices[device]['function'] == self._writeToSD: self.removeOutputDevice(device)