Cura/cura/Machines/Models/BrandMaterialsModel.py
2018-03-06 11:26:16 +01:00

139 lines
5.1 KiB
Python

# Copyright (c) 2018 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from PyQt5.QtCore import Qt, pyqtSignal, pyqtProperty
from UM.Qt.ListModel import ListModel
from .BaseMaterialsModel import BaseMaterialsModel
#
# This is an intermediate model to group materials with different colours for a same brand and type.
#
class MaterialsModelGroupedByType(ListModel):
NameRole = Qt.UserRole + 1
ColorsRole = Qt.UserRole + 2
def __init__(self, parent = None):
super().__init__(parent)
self.addRoleName(self.NameRole, "name")
self.addRoleName(self.ColorsRole, "colors")
#
# This model is used to show branded materials in the material drop down menu.
# The structure of the menu looks like this:
# Brand -> Material Type -> list of materials
#
# To illustrate, a branded material menu may look like this:
# Ultimaker -> PLA -> Yellow PLA
# -> Black PLA
# -> ...
# -> ABS -> White ABS
# ...
#
class BrandMaterialsModel(ListModel):
NameRole = Qt.UserRole + 1
MaterialsRole = Qt.UserRole + 2
extruderPositionChanged = pyqtSignal()
def __init__(self, parent = None):
super().__init__(parent)
self.addRoleName(self.NameRole, "name")
self.addRoleName(self.MaterialsRole, "materials")
self._extruder_position = 0
from cura.CuraApplication import CuraApplication
self._machine_manager = CuraApplication.getInstance().getMachineManager()
self._extruder_manager = CuraApplication.getInstance().getExtruderManager()
self._material_manager = CuraApplication.getInstance().getMaterialManager()
self._machine_manager.globalContainerChanged.connect(self._update)
self._extruder_manager.activeExtruderChanged.connect(self._update)
self._material_manager.materialsUpdated.connect(self._update)
self._update()
def setExtruderPosition(self, position: int):
if self._extruder_position != position:
self._extruder_position = position
self.extruderPositionChanged.emit()
@pyqtProperty(int, fset = setExtruderPosition, notify = extruderPositionChanged)
def extruderPosition(self) -> int:
return self._extruder_position
def _update(self):
global_stack = self._machine_manager.activeMachine
if global_stack is None:
self.setItems([])
return
extruder_position = str(self._extruder_position)
if extruder_position not in global_stack.extruders:
self.setItems([])
return
extruder_stack = global_stack.extruders[str(self._extruder_position)]
available_material_dict = self._material_manager.getAvailableMaterialsForMachineExtruder(global_stack,
extruder_stack)
if available_material_dict is None:
self.setItems([])
return
brand_item_list = []
brand_group_dict = {}
for root_material_id, container_node in available_material_dict.items():
metadata = container_node.metadata
brand = metadata["brand"]
# Only add results for generic materials
if brand.lower() == "generic":
continue
if brand not in brand_group_dict:
brand_group_dict[brand] = {}
material_type = metadata["material"]
if material_type not in brand_group_dict[brand]:
brand_group_dict[brand][material_type] = []
item = {"root_material_id": root_material_id,
"id": metadata["id"],
"name": metadata["name"],
"brand": metadata["brand"],
"material": metadata["material"],
"color_name": metadata["color_name"],
"container_node": container_node
}
brand_group_dict[brand][material_type].append(item)
for brand, material_dict in brand_group_dict.items():
brand_item = {"name": brand,
"materials": MaterialsModelGroupedByType(self)}
material_type_item_list = []
for material_type, material_list in material_dict.items():
material_type_item = {"name": material_type,
"colors": BaseMaterialsModel(self)}
material_type_item["colors"].clear()
# Sort materials by name
material_list = sorted(material_list, key = lambda x: x["name"])
material_type_item["colors"].setItems(material_list)
material_type_item_list.append(material_type_item)
# Sort material type by name
material_type_item_list = sorted(material_type_item_list, key = lambda x: x["name"])
brand_item["materials"].setItems(material_type_item_list)
brand_item_list.append(brand_item)
# Sort brand by name
brand_item_list = sorted(brand_item_list, key = lambda x: x["name"])
self.setItems(brand_item_list)