# *************************************************************************** # * * # * Copyright (c) 2013 - Juergen Riegel * # * * # * This program is free software; you can redistribute it and/or modify * # * it under the terms of the GNU Lesser General Public License (LGPL) * # * as published by the Free Software Foundation; either version 2 of * # * the License, or (at your option) any later version. * # * for detail see the LICENCE text file. * # * * # * This program is distributed in the hope that it will be useful, * # * but WITHOUT ANY WARRANTY; without even the implied warranty of * # * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * # * GNU Library General Public License for more details. * # * * # * You should have received a copy of the GNU Library General Public * # * License along with this program; if not, write to the Free Software * # * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * # * USA * # * * # *************************************************************************** __title__ = "_TaskPanelFemMaterial" __author__ = "Juergen Riegel, Bernd Hahnebach, Qingfeng Xia" __url__ = "http://www.freecadweb.org" ## @package TaskPanelFemMaterial # \ingroup FEM import sys import FreeCAD import FreeCADGui from FreeCAD import Units from PySide import QtCore, QtGui from PySide.QtGui import QFileDialog, QMessageBox if sys.version_info.major >= 3: unicode = str class _TaskPanelFemMaterial: '''The editmode TaskPanel for FemMaterial objects''' def __init__(self, obj): FreeCADGui.Selection.clearSelection() self.sel_server = None self.obj = obj self.selection_mode_solid = False self.selection_mode_std_print_message = "Select Faces and Edges by single click on them to add them to the list." self.selection_mode_solid_print_message = "Select Solids by single click on a Face or Edge which belongs to the Solid, to add the Solid to the list." self.obj_notvisible = [] self.material = self.obj.Material self.references = [] if self.obj.References: self.tuplereferences = self.obj.References self.get_references() self.form = FreeCADGui.PySideUic.loadUi(FreeCAD.getHomePath() + "Mod/Fem/PyGui/TaskPanelFemMaterial.ui") QtCore.QObject.connect(self.form.pushButton_MatWeb, QtCore.SIGNAL("clicked()"), self.goto_MatWeb) QtCore.QObject.connect(self.form.pushButton_saveas, QtCore.SIGNAL("clicked()"), self.export_material) QtCore.QObject.connect(self.form.cb_materials, QtCore.SIGNAL("activated(int)"), self.choose_material) QtCore.QObject.connect(self.form.pushButton_Reference, QtCore.SIGNAL("clicked()"), self.add_references) QtCore.QObject.connect(self.form.rb_standard, QtCore.SIGNAL("toggled(bool)"), self.choose_selection_mode_standard) QtCore.QObject.connect(self.form.rb_solid, QtCore.SIGNAL("toggled(bool)"), self.choose_selection_mode_solid) # basic properties must be provided QtCore.QObject.connect(self.form.input_fd_density, QtCore.SIGNAL("valueChanged(double)"), self.density_changed) # mechanical properties QtCore.QObject.connect(self.form.input_fd_young_modulus, QtCore.SIGNAL("valueChanged(double)"), self.ym_changed) QtCore.QObject.connect(self.form.spinBox_poisson_ratio, QtCore.SIGNAL("valueChanged(double)"), self.pr_changed) # thermal properties QtCore.QObject.connect(self.form.input_fd_thermal_conductivity, QtCore.SIGNAL("valueChanged(double)"), self.tc_changed) QtCore.QObject.connect(self.form.input_fd_expansion_coefficient, QtCore.SIGNAL("valueChanged(double)"), self.tec_changed) QtCore.QObject.connect(self.form.input_fd_specific_heat, QtCore.SIGNAL("valueChanged(double)"), self.sh_changed) # fluidic properties, only volumetric thermal expansion coeff makes sense QtCore.QObject.connect(self.form.input_fd_kinematic_viscosity, QtCore.SIGNAL("valueChanged(double)"), self.kinematic_viscosity_changed) QtCore.QObject.connect(self.form.input_fd_vol_expansion_coefficient, QtCore.SIGNAL("valueChanged(double)"), self.vtec_changed) # hide some groupBox according to material category self.form.label_category.setText(self.obj.Category) if self.obj.Category == 'Fluid': self.form.groupBox_mechanical.setVisible(0) self.form.label_expansion_coefficient.setVisible(0) self.form.input_fd_expansion_coefficient.setVisible(0) else: self.form.groupBox_fluidic.setVisible(0) self.form.label_vol_expansion_coefficient.setVisible(0) self.form.input_fd_vol_expansion_coefficient.setVisible(0) self.form.list_References.itemSelectionChanged.connect(self.select_clicked_reference_shape) self.form.list_References.setContextMenuPolicy(QtCore.Qt.CustomContextMenu) self.form.list_References.connect(self.form.list_References, QtCore.SIGNAL("customContextMenuRequested(QPoint)"), self.references_list_right_clicked) self.import_materials() previous_mat_path = self.get_material_path(self.material) if not previous_mat_path: material_name = self.get_material_name(self.material) if material_name != 'None': FreeCAD.Console.PrintMessage("Previously used material cannot be found in material directories. Using transient material.\n") self.add_transient_material(self.material) index = self.form.cb_materials.findData(material_name) else: if not self.material: index = self.form.cb_materials.findText(material_name) else: FreeCAD.Console.PrintMessage("None material was previously used. Reload values.\n") self.add_transient_material(self.material) index = self.form.cb_materials.findData(material_name) self.choose_material(index) else: index = self.form.cb_materials.findData(previous_mat_path) self.choose_material(index) self.has_equal_references_shape_types() self.rebuild_list_References() def accept(self): self.setback_listobj_visibility() # print(self.material) self.remove_active_sel_server() if self.has_equal_references_shape_types(): self.obj.Material = self.material self.obj.References = self.references doc = FreeCADGui.getDocument(self.obj.Document) doc.resetEdit() doc.Document.recompute() def reject(self): self.setback_listobj_visibility() self.remove_active_sel_server() doc = FreeCADGui.getDocument(self.obj.Document) doc.resetEdit() def remove_active_sel_server(self): if self.sel_server: FreeCADGui.Selection.removeObserver(self.sel_server) def choose_selection_mode_standard(self, state): self.selection_mode_solid = not state if self.sel_server and not self.selection_mode_solid: print(self.selection_mode_std_print_message) def choose_selection_mode_solid(self, state): self.selection_mode_solid = state if self.sel_server and self.selection_mode_solid: print(self.selection_mode_solid_print_message) def get_references(self): for ref in self.tuplereferences: for elem in ref[1]: self.references.append((ref[0], elem)) def has_equal_references_shape_types(self): import FemMeshTools ref_shty = '' for ref in self.references: r = FemMeshTools.get_element(ref[0], ref[1]) # the method getElement(element) does not return Solid elements # print(' ReferenceShape : ', r.ShapeType, ', ', ref[0].Name, ', ', ref[0].Label, ' --> ', ref[1]) if not ref_shty: ref_shty = r.ShapeType if r.ShapeType != ref_shty: message = 'Multiple shape types are not allowed in the reference list.\n' FreeCAD.Console.PrintError(message) QMessageBox.critical(None, "Multiple ShapeTypes not allowed", message) return False return True def goto_MatWeb(self): import webbrowser webbrowser.open("http://matweb.com") def check_material_keys(self): if 'Density' in self.material: if 'Density' not in str(Units.Unit(self.material['Density'])): print('Density in material data seams to have no unit or a wrong unit (reset the value): ' + self.material['Name']) self.material['Density'] = '0 kg/m^3' else: print('Density not found in material data of: ' + self.material['Name']) self.material['Density'] = '0 kg/m^3' if self.obj.Category == 'Solid': # mechanical properties if 'YoungsModulus' in self.material: if 'Pressure' not in str(Units.Unit(self.material['YoungsModulus'])): # unit type of YoungsModulus is Pressure print('YoungsModulus in material data seams to have no unit or a wrong unit (reset the value): ' + self.material['Name']) self.material['YoungsModulus'] = '0 MPa' else: print('YoungsModulus not found in material data of: ' + self.material['Name']) self.material['YoungsModulus'] = '0 MPa' if 'PoissonRatio' not in self.material: # PoissonRatio does not have a unit, we do not gone check for a unit print('PoissonRatio not found in material data of: ' + self.material['Name']) self.material['PoissonRatio'] = '0' if self.obj.Category == 'Fluid': # Fluidic properties if 'KinematicViscosity' in self.material: if 'KinematicViscosity' not in str(Units.Unit(self.material['KinematicViscosity'])): print('KinematicViscosity in material data seams to have no unit or a wrong unit (reset the value): ' + self.material['Name']) self.material['KinematicViscosity'] = '0 m^2/s' else: print('KinematicViscosity not found in material data of: ' + self.material['Name']) self.material['KinematicViscosity'] = '0 m^2/s' if 'VolumetricThermalExpansionCoefficient' in self.material: if 'ThermalExpansionCoefficient' not in str(Units.Unit(self.material['VolumetricThermalExpansionCoefficient'])): # unit type of VolumetricThermalExpansionCoefficient is ThermalExpansionCoefficient print('VolumetricThermalExpansionCoefficient in material data seams to have no unit or a wrong unit (reset the value): ' + self.material['Name']) self.material['VolumetricThermalExpansionCoefficient'] = '0 m/m/K' else: print('VolumetricThermalExpansionCoefficient not found in material data of: ' + self.material['Name']) self.material['VolumetricThermalExpansionCoefficient'] = '0 m/m/K' # Thermal properties if 'ThermalConductivity' in self.material: if 'ThermalConductivity' not in str(Units.Unit(self.material['ThermalConductivity'])): print('ThermalConductivity in material data seams to have no unit or a wrong unit (reset the value): ' + self.material['Name']) self.material['ThermalConductivity'] = '0 W/m/K' else: print('ThermalConductivity not found in material data of: ' + self.material['Name']) self.material['ThermalConductivity'] = '0 W/m/K' if 'ThermalExpansionCoefficient' in self.material: if 'ThermalExpansionCoefficient' not in str(Units.Unit(self.material['ThermalExpansionCoefficient'])): print('ThermalExpansionCoefficient in material data seams to have no unit or a wrong unit (reset the value): ' + self.material['Name']) self.material['ThermalExpansionCoefficient'] = '0 um/m/K' else: print('ThermalExpansionCoefficient not found in material data of: ' + self.material['Name']) self.material['ThermalExpansionCoefficient'] = '0 um/m/K' if 'SpecificHeat' in self.material: if 'SpecificHeat' not in str(Units.Unit(self.material['SpecificHeat'])): print('SpecificHeat in material data seams to have no unit or a wrong unit (reset the value): ' + self.material['Name']) self.material['SpecificHeat'] = '0 J/kg/K' else: print('SpecificHeat not found in material data of: ' + self.material['Name']) self.material['SpecificHeat'] = '0 J/kg/K' def ym_changed(self, value): # FreeCADs standard unit for stress is kPa old_ym = Units.Quantity(self.material['YoungsModulus']).getValueAs("kPa") variation = 0.001 if value: if not (1 - variation < float(old_ym) / value < 1 + variation): # YoungsModulus has changed material = self.material material['YoungsModulus'] = unicode(value) + " kPa" self.material = material def density_changed(self, value): # FreeCADs standard unit for density is kg/mm^3 old_density = Units.Quantity(self.material['Density']).getValueAs("kg/m^3") variation = 0.001 if value: if not (1 - variation < float(old_density) / value < 1 + variation): # density has changed material = self.material value_in_kg_per_m3 = value * 1e9 material['Density'] = unicode(value_in_kg_per_m3) + " kg/m^3" # SvdW:Keep density in SI units for easier readability self.material = material def pr_changed(self, value): old_pr = Units.Quantity(self.material['PoissonRatio']) variation = 0.001 if value: if not (1 - variation < float(old_pr) / value < 1 + variation): # PoissonRatio has changed material = self.material material['PoissonRatio'] = unicode(value) self.material = material def tc_changed(self, value): old_tc = Units.Quantity(self.material['ThermalConductivity']).getValueAs("W/m/K") variation = 0.001 if value: if not (1 - variation < float(old_tc) / value < 1 + variation): # ThermalConductivity has changed material = self.material value_in_W_per_mK = value * 1e-3 # To compensate for use of SI units material['ThermalConductivity'] = unicode(value_in_W_per_mK) + " W/m/K" self.material = material def tec_changed(self, value): old_tec = Units.Quantity(self.material['ThermalExpansionCoefficient']).getValueAs("um/m/K") variation = 0.001 if value: if not (1 - variation < float(old_tec) / value < 1 + variation): # ThermalExpansionCoefficient has changed material = self.material value_in_um_per_mK = value * 1e6 # To compensate for use of SI units material['ThermalExpansionCoefficient'] = unicode(value_in_um_per_mK) + " um/m/K" self.material = material def sh_changed(self, value): old_sh = Units.Quantity(self.material['SpecificHeat']).getValueAs("J/kg/K") variation = 0.001 if value: if not (1 - variation < float(old_sh) / value < 1 + variation): # SpecificHeat has changed material = self.material value_in_J_per_kgK = value * 1e-6 # To compensate for use of SI units material['SpecificHeat'] = unicode(value_in_J_per_kgK) + " J/kg/K" self.material = material ################ fluidic ######################### def vtec_changed(self, value): old_vtec = Units.Quantity(self.material['VolumetricThermalExpansionCoefficient']).getValueAs("m/m/K") variation = 0.001 if value: if not (1 - variation < float(old_vtec) / value < 1 + variation): # VolumetricThermalExpansionCoefficient has changed material = self.material value_in_one_per_K = value material['VolumetricThermalExpansionCoefficient'] = unicode(value_in_one_per_K) + " m/m/K" self.material = material def kinematic_viscosity_changed(self, value): old_nu = Units.Quantity(self.material['KinematicViscosity']).getValueAs("m^2/s") variation = 0.000001 if value: if not (1 - variation < float(old_nu) / value < 1 + variation): # KinematicViscosity has changed material = self.material value_in_m2_per_second = value material['KinematicViscosity'] = unicode(value_in_m2_per_second) + " m^2/s" self.material = material def choose_material(self, index): if index < 0: return mat_file_path = self.form.cb_materials.itemData(index) self.material = self.materials[mat_file_path] self.form.cb_materials.setCurrentIndex(index) self.check_material_keys() self.set_mat_params_in_combo_box(self.material) gen_mat_desc = "" if 'Description' in self.material: gen_mat_desc = self.material['Description'] self.form.l_mat_description.setText(gen_mat_desc) def get_material_name(self, material): if 'Name' in self.material: return self.material['Name'] else: return 'None' def get_material_path(self, material): for a_mat in self.materials: unmatched_items = set(self.materials[a_mat].items()) ^ set(material.items()) if len(unmatched_items) == 0: return a_mat return "" def set_mat_params_in_combo_box(self, matmap): if 'YoungsModulus' in matmap: ym_new_unit = "MPa" ym = FreeCAD.Units.Quantity(matmap['YoungsModulus']) ym_with_new_unit = ym.getValueAs(ym_new_unit) q = FreeCAD.Units.Quantity("{} {}".format(ym_with_new_unit, ym_new_unit)) self.form.input_fd_young_modulus.setText(q.UserString) if 'PoissonRatio' in matmap: self.form.spinBox_poisson_ratio.setValue(float(matmap['PoissonRatio'])) # Fluidic properties if 'KinematicViscosity' in matmap: nu_new_unit = "m^2/s" nu = FreeCAD.Units.Quantity(matmap['KinematicViscosity']) nu_with_new_unit = nu.getValueAs(nu_new_unit) q = FreeCAD.Units.Quantity("{} {}".format(nu_with_new_unit, nu_new_unit)) self.form.input_fd_kinematic_viscosity.setText(q.UserString) # For isotropic materials the volumetric thermal expansion coefficient is three times the linear coefficient: if 'VolumetricThermalExpansionCoefficient' in matmap: # linear, only for solid vtec_new_unit = "m/m/K" vtec = FreeCAD.Units.Quantity(matmap['VolumetricThermalExpansionCoefficient']) vtec_with_new_unit = vtec.getValueAs(vtec_new_unit) q = FreeCAD.Units.Quantity("{} {}".format(vtec_with_new_unit, vtec_new_unit)) self.form.input_fd_vol_expansion_coefficient.setText(q.UserString) if 'Density' in matmap: density_new_unit = "kg/m^3" density = FreeCAD.Units.Quantity(matmap['Density']) density_with_new_unit = density.getValueAs(density_new_unit) #self.form.input_fd_density.setText("{} {}".format(density_with_new_unit, density_new_unit)) q = FreeCAD.Units.Quantity("{} {}".format(density_with_new_unit, density_new_unit)) self.form.input_fd_density.setText(q.UserString) # thermal properties if 'ThermalConductivity' in matmap: tc_new_unit = "W/m/K" tc = FreeCAD.Units.Quantity(matmap['ThermalConductivity']) tc_with_new_unit = tc.getValueAs(tc_new_unit) q = FreeCAD.Units.Quantity("{} {}".format(tc_with_new_unit, tc_new_unit)) self.form.input_fd_thermal_conductivity.setText(q.UserString) if 'ThermalExpansionCoefficient' in matmap: # linear, only for solid tec_new_unit = "um/m/K" tec = FreeCAD.Units.Quantity(matmap['ThermalExpansionCoefficient']) tec_with_new_unit = tec.getValueAs(tec_new_unit) q = FreeCAD.Units.Quantity("{} {}".format(tec_with_new_unit, tec_new_unit)) self.form.input_fd_expansion_coefficient.setText(q.UserString) if 'SpecificHeat' in matmap: sh_new_unit = "J/kg/K" sh = FreeCAD.Units.Quantity(matmap['SpecificHeat']) sh_with_new_unit = sh.getValueAs(sh_new_unit) q = FreeCAD.Units.Quantity("{} {}".format(sh_with_new_unit, sh_new_unit)) self.form.input_fd_specific_heat.setText(q.UserString) def add_transient_material(self, material): material_name = self.get_material_name(material) self.form.cb_materials.addItem(QtGui.QIcon(":/icons/help-browser.svg"), material_name, material_name) self.materials[material_name] = material ######################## material import and export ################### def import_materials(self): self.materials = {} self.pathList = [] self.form.cb_materials.clear() self.fem_prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Fem/General") if self.obj.Category == 'Fluid': self.import_fluid_materials() else: self.import_solid_materials() def import_solid_materials(self): use_built_in_materials = self.fem_prefs.GetBool("UseBuiltInMaterials", True) if use_built_in_materials: system_mat_dir = FreeCAD.getResourceDir() + "/Mod/Material/StandardMaterial" self.add_mat_dir(system_mat_dir, ":/icons/freecad.svg") use_mat_from_config_dir = self.fem_prefs.GetBool("UseMaterialsFromConfigDir", True) if use_mat_from_config_dir: user_mat_dirname = FreeCAD.getUserAppDataDir() + "Materials" self.add_mat_dir(user_mat_dirname, ":/icons/preferences-general.svg") use_mat_from_custom_dir = self.fem_prefs.GetBool("UseMaterialsFromCustomDir", True) if use_mat_from_custom_dir: custom_mat_dir = self.fem_prefs.GetString("CustomMaterialsDir", "") self.add_mat_dir(custom_mat_dir, ":/icons/user.svg") def import_fluid_materials(self): #use_built_in_materials = self.fem_prefs.GetBool("UseBuiltInMaterials", True) #if use_built_in_materials: system_mat_dir = FreeCAD.getResourceDir() + "/Mod/Material/FluidMaterial" self.add_mat_dir(system_mat_dir, ":/icons/freecad.svg") use_mat_from_config_dir = self.fem_prefs.GetBool("UseMaterialsFromConfigDir", True) if use_mat_from_config_dir: user_mat_dirname = FreeCAD.getUserAppDataDir() + "FluidMaterial" self.add_mat_dir(user_mat_dirname, ":/icons/preferences-general.svg") use_mat_from_custom_dir = self.fem_prefs.GetBool("UseMaterialsFromCustomDir", True) if use_mat_from_custom_dir: custom_mat_dir = self.fem_prefs.GetString("CustomMaterialsDir", "") self.add_mat_dir(custom_mat_dir, ":/icons/user.svg") def add_mat_dir(self, mat_dir, icon): import glob import os import Material mat_file_extension = ".FCMat" ext_len = len(mat_file_extension) dir_path_list = glob.glob(mat_dir + '/*' + mat_file_extension) self.pathList = self.pathList + dir_path_list material_name_list = [] for a_path in dir_path_list: material_name = os.path.basename(a_path[:-ext_len]) self.materials[a_path] = Material.importFCMat(a_path) material_name_list.append([material_name, a_path]) material_name_list.sort() for mat in material_name_list: self.form.cb_materials.addItem(QtGui.QIcon(icon), mat[0], mat[1]) def export_FCMat(self, fileName, matDict): """ Write a material dictionary to a FCMat file, a version without group support, with Python3 """ try: import ConfigParser as configparser except: import configparser # Python 3 # himport string Config = configparser.ConfigParser() Config.optionxform = str # disable conversion all uppercase leter in key into lower case # ignore creating group, just fill all into group 'FCMat' grp = 'FCMat' if not Config.has_section(grp): Config.add_section(grp) for x in matDict.keys(): Config.set(grp, x, matDict[x]) Preamble = "# This is a FreeCAD material-card file\n\n" # Writing our configuration file to 'example.cfg' with open(fileName, 'wb') as configfile: configfile.write(Preamble) Config.write(configfile) def export_material(self): import os if self.obj.Category == 'Fluid': MaterialDir = 'FluidMaterial' else: MaterialDir = 'Material' _UseMaterialsFromCustomDir = self.fem_prefs.GetBool("UseMaterialsFromCustomDir", True) _dir = self.fem_prefs.GetString("CustomMaterialsDir", "") if _UseMaterialsFromCustomDir and _dir != "" and os.path.isdir(_dir): TargetDir = self.fem_prefs.GetString("CustomMaterialsDir", "") elif self.fem_prefs.GetBool("UseMaterialsFromConfigDir", True): TargetDir = FreeCAD.getUserAppDataDir() + os.path.sep + MaterialDir # $HOME/.FreeCAD else: FreeCAD.Console.PrintMessage("Customed material saving directory is not setup in Fem preference") if not os.path.exists(TargetDir): os.mkdir(TargetDir) saveName, Filter = QFileDialog.getSaveFileName(None, "Save a Material property file", TargetDir, "*.FCMat") if not saveName == "": print(saveName) knownMaterials = [self.form.cb_materials.itemText(i) for i in range(self.form.cb_materials.count())] material_name = os.path.basename(saveName[:-len('.FCMat')]) if material_name not in knownMaterials: self.export_FCMat(saveName, self.obj.Material) FreeCAD.Console.PrintMessage("Successfully save the Material property file: " + saveName + "\n") else: self.export_FCMat(saveName, self.obj.Material) FreeCAD.Console.PrintMessage("Successfully overwritren the Material property file: " + saveName + "\n") """ msgBox = QMessageBox() msgBox.setText("FcMat file name {} has existed in {} or system folder, overwriting?\n".format(saveName, TargetDir)) msgBox.addButton(QMessageBox.Yes) msgBox.addButton(QMessageBox.No) msgBox.setDefaultButton(QMessageBox.No) ret = msgBox.exec_() if ret == QMessageBox.Yes: self.export_FCMat(saveName, self.obj.Material) FreeCAD.Console.PrintMessage("Successfully overwritren the Material property file: "+ saveName + "\n") """ ###################geometry reference selection ################# def references_list_right_clicked(self, QPos): self.form.contextMenu = QtGui.QMenu() menu_item = self.form.contextMenu.addAction("Remove Reference") if not self.references: menu_item.setDisabled(True) self.form.connect(menu_item, QtCore.SIGNAL("triggered()"), self.remove_reference) parentPosition = self.form.list_References.mapToGlobal(QtCore.QPoint(0, 0)) self.form.contextMenu.move(parentPosition + QPos) self.form.contextMenu.show() def remove_reference(self): if not self.references: return currentItemName = str(self.form.list_References.currentItem().text()) for ref in self.references: if ref[1]: refname_to_compare_listentry = ref[0].Name + ':' + ref[1] else: refname_to_compare_listentry = ref[0].Name if refname_to_compare_listentry == currentItemName: self.references.remove(ref) self.rebuild_list_References() def add_references(self): '''Called if Button add_reference is triggered''' # in constraints EditTaskPanel the selection is active as soon as the taskpanel is open # here the addReference button EditTaskPanel has to be triggered to start selection mode self.setback_listobj_visibility() FreeCADGui.Selection.clearSelection() # start SelectionObserver and parse the function to add the References to the widget if self.selection_mode_solid: # print message on button click print_message = self.selection_mode_solid_print_message else: print_message = self.selection_mode_std_print_message if not self.sel_server: # if we do not check, we would start a new SelectionObserver on every click on addReference button # but close only one SelectionObserver on leaving the task panel from . import FemSelectionObserver self.sel_server = FemSelectionObserver.FemSelectionObserver(self.selectionParser, print_message) def selectionParser(self, selection): print('selection: ', selection[0].Shape.ShapeType, ' --> ', selection[0].Name, ' --> ', selection[1]) if hasattr(selection[0], "Shape") and selection[1]: elt = selection[0].Shape.getElement(selection[1]) if self.selection_mode_solid: # in solid selection mode use edges and faces for selection of a solid solid_to_add = None if elt.ShapeType == 'Edge': found_edge = False for i, s in enumerate(selection[0].Shape.Solids): for e in s.Edges: if elt.isSame(e): if not found_edge: solid_to_add = str(i + 1) else: FreeCAD.Console.PrintMessage('Edge belongs to more than one solid\n') solid_to_add = None found_edge = True elif elt.ShapeType == 'Face': found_face = False for i, s in enumerate(selection[0].Shape.Solids): for e in s.Faces: if elt.isSame(e): if not found_face: solid_to_add = str(i + 1) else: FreeCAD.Console.PrintMessage('Face belongs to more than one solid\n') solid_to_add = None found_edge = True if solid_to_add: selection = (selection[0], 'Solid' + solid_to_add) print('selection element changed to Solid: ', selection[0].Shape.ShapeType, ' ', selection[0].Name, ' ', selection[1]) else: return if selection not in self.references: self.references.append(selection) self.rebuild_list_References() else: FreeCAD.Console.PrintMessage(selection[0].Name + ' --> ' + selection[1] + ' is in reference list already!\n') def rebuild_list_References(self): self.form.list_References.clear() items = [] for ref in self.references: if ref[1]: item_name = ref[0].Name + ':' + ref[1] else: item_name = ref[0].Name items.append(item_name) for listItemName in sorted(items): self.form.list_References.addItem(listItemName) def select_clicked_reference_shape(self): self.setback_listobj_visibility() if self.sel_server: FreeCADGui.Selection.removeObserver(self.sel_server) self.sel_server = None if not self.sel_server: if not self.references: return currentItemName = str(self.form.list_References.currentItem().text()) for ref in self.references: refname_to_compare_listentry = ref[0].Name + ':' + ref[1] if refname_to_compare_listentry == currentItemName: # print( 'found: shape: ' + ref[0].Name + ' element: ' + ref[1]) if not ref[0].ViewObject.Visibility: self.obj_notvisible.append(ref[0]) ref[0].ViewObject.Visibility = True FreeCADGui.Selection.clearSelection() FreeCADGui.Selection.addSelection(ref[0], ref[1]) def setback_listobj_visibility(self): '''set back Visibility of the list objects ''' for obj in self.obj_notvisible: obj.ViewObject.Visibility = False self.obj_notvisible = []