# Copyright (c) 2019 Ultimaker B.V. # Cura is released under the terms of the LGPLv3 or higher. from typing import Optional, Dict, Any, Set, List from PyQt5.QtCore import Qt, QObject, pyqtProperty, pyqtSignal, QTimer import cura.CuraApplication from UM.Qt.ListModel import ListModel from UM.Settings.ContainerRegistry import ContainerRegistry from UM.Logger import Logger from cura.Machines.ContainerTree import ContainerTree from cura.Machines.MaterialNode import MaterialNode from cura.Machines.Models.MachineModelUtils import fetchLayerHeight from cura.Machines.QualityGroup import QualityGroup class IntentModel(ListModel): NameRole = Qt.UserRole + 1 QualityTypeRole = Qt.UserRole + 2 LayerHeightRole = Qt.UserRole + 3 AvailableRole = Qt.UserRole + 4 IntentRole = Qt.UserRole + 5 def __init__(self, parent: Optional[QObject] = None) -> None: super().__init__(parent) self.addRoleName(self.NameRole, "name") self.addRoleName(self.QualityTypeRole, "quality_type") self.addRoleName(self.LayerHeightRole, "layer_height") self.addRoleName(self.AvailableRole, "available") self.addRoleName(self.IntentRole, "intent_category") self._intent_category = "engineering" self._update_timer = QTimer() self._update_timer.setInterval(100) self._update_timer.setSingleShot(True) self._update_timer.timeout.connect(self._update) machine_manager = cura.CuraApplication.CuraApplication.getInstance().getMachineManager() machine_manager.globalContainerChanged.connect(self._updateDelayed) machine_manager.extruderChanged.connect(self._updateDelayed) # We also need to update if an extruder gets disabled ContainerRegistry.getInstance().containerAdded.connect(self._onChanged) ContainerRegistry.getInstance().containerRemoved.connect(self._onChanged) self._layer_height_unit = "" # This is cached self._update() intentCategoryChanged = pyqtSignal() def setIntentCategory(self, new_category: str) -> None: if self._intent_category != new_category: self._intent_category = new_category self.intentCategoryChanged.emit() self._update() @pyqtProperty(str, fset = setIntentCategory, notify = intentCategoryChanged) def intentCategory(self) -> str: return self._intent_category def _updateDelayed(self): self._update_timer.start() def _onChanged(self, container): if container.getMetaDataEntry("type") == "intent": self._updateDelayed() def _update(self) -> None: new_items = [] # type: List[Dict[str, Any]] global_stack = cura.CuraApplication.CuraApplication.getInstance().getGlobalContainerStack() if not global_stack: self.setItems(new_items) return quality_groups = ContainerTree.getInstance().getCurrentQualityGroups() material_nodes = self._getActiveMaterials() added_quality_type_set = set() # type: Set[str] for material_node in material_nodes: intents = self._getIntentsForMaterial(material_node, quality_groups) for intent in intents: if intent["quality_type"] not in added_quality_type_set: new_items.append(intent) added_quality_type_set.add(intent["quality_type"]) # Now that we added all intents that we found something for, ensure that we set add ticks (and layer_heights) # for all groups that we don't have anything for (and set it to not available) for quality_type, quality_group in quality_groups.items(): # Add the intents that are of the correct category if quality_type not in added_quality_type_set: layer_height = fetchLayerHeight(quality_group) new_items.append({"name": "Unavailable", "quality_type": quality_type, "layer_height": layer_height, "intent_category": self._intent_category, "available": False}) added_quality_type_set.add(quality_type) new_items = sorted(new_items, key = lambda x: x["layer_height"]) self.setItems(new_items) ## Get the active materials for all extruders. No duplicates will be returned def _getActiveMaterials(self) -> Set["MaterialNode"]: global_stack = cura.CuraApplication.CuraApplication.getInstance().getGlobalContainerStack() if global_stack is None: return set() container_tree = ContainerTree.getInstance() machine_node = container_tree.machines[global_stack.definition.getId()] nodes = set() # type: Set[MaterialNode] for extruder in global_stack.extruderList: active_variant_name = extruder.variant.getMetaDataEntry("name") if active_variant_name not in machine_node.variants: Logger.log("w", "Could not find the variant %s", active_variant_name) continue active_variant_node = machine_node.variants[active_variant_name] active_material_node = active_variant_node.materials.get(extruder.material.getMetaDataEntry("base_file")) if active_material_node is None: Logger.log("w", "Could not find the material %s", extruder.material.getMetaDataEntry("base_file")) continue nodes.add(active_material_node) return nodes def _getIntentsForMaterial(self, active_material_node: "MaterialNode", quality_groups: Dict[str, "QualityGroup"]) -> List[Dict[str, Any]]: extruder_intents = [] # type: List[Dict[str, Any]] for quality_id, quality_node in active_material_node.qualities.items(): if quality_node.quality_type not in quality_groups: # Don't add the empty quality type (or anything else that would crash, defensively). continue quality_group = quality_groups[quality_node.quality_type] layer_height = fetchLayerHeight(quality_group) for intent_id, intent_node in quality_node.intents.items(): if intent_node.intent_category != self._intent_category: continue extruder_intents.append({"name": quality_group.name, "quality_type": quality_group.quality_type, "layer_height": layer_height, "available": quality_group.is_available, "intent_category": self._intent_category }) return extruder_intents def __repr__(self): return str(self.items)