Cura/cura/Machines/Models/IntentModel.py
2019-08-29 11:45:19 +02:00

101 lines
4.0 KiB
Python

# Copyright (c) 2019 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from typing import Optional, List, Dict, Any
from PyQt5.QtCore import Qt, QObject, pyqtProperty, pyqtSignal
from UM.Qt.ListModel import ListModel
from UM.Settings.ContainerRegistry import ContainerRegistry
from UM.Settings.SettingFunction import SettingFunction
from cura.Machines.ContainerTree import ContainerTree
from cura.Settings.IntentManager import IntentManager
import cura.CuraApplication
class IntentModel(ListModel):
NameRole = Qt.UserRole + 1
QualityTypeRole = Qt.UserRole + 2
LayerHeightRole = Qt.UserRole + 3
AvailableRole = Qt.UserRole + 4
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._intent_category = "engineering"
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 _onChanged(self, container):
if container.getMetaDataEntry("type") == "intent":
self._update()
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()
for quality_tuple, quality_group in quality_groups.items():
new_items.append({"name": quality_group.name,
"quality_type": quality_tuple[1],
"layer_height": self._fetchLayerHeight(quality_group),
"available": True
})
new_items = sorted(new_items, key=lambda x: x["layer_height"])
self.setItems(new_items)
#TODO: Copied this from QualityProfilesDropdownMenuModel for the moment. This code duplication should be fixed.
def _fetchLayerHeight(self, quality_group) -> float:
global_stack = cura.CuraApplication.CuraApplication.getInstance().getMachineManager().activeMachine
if not self._layer_height_unit:
unit = global_stack.definition.getProperty("layer_height", "unit")
if not unit:
unit = ""
self._layer_height_unit = unit
default_layer_height = global_stack.definition.getProperty("layer_height", "value")
# Get layer_height from the quality profile for the GlobalStack
if quality_group.node_for_global is None:
return float(default_layer_height)
container = quality_group.node_for_global.getContainer()
layer_height = default_layer_height
if container and container.hasProperty("layer_height", "value"):
layer_height = container.getProperty("layer_height", "value")
else:
# Look for layer_height in the GlobalStack from material -> definition
container = global_stack.definition
if container and container.hasProperty("layer_height", "value"):
layer_height = container.getProperty("layer_height", "value")
if isinstance(layer_height, SettingFunction):
layer_height = layer_height(global_stack)
return float(layer_height)