# *************************************************************************** # * Copyright (c) 2017 Markus Hovorka * # * Copyright (c) 2023 Uwe Stöhr * # * * # * This file is part of the FreeCAD CAx development system. * # * * # * 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__ = "FreeCAD FEM constraint flow velocity task panel for the document object" __author__ = "Markus Hovorka, Bernd Hahnebach, Uwe Stöhr" __url__ = "https://www.freecad.org" ## @package task_constraint_flowvelocity # \ingroup FEM # \brief task panel for constraint flow velocity object from PySide import QtCore import FreeCAD import FreeCADGui from femguiutils import selection_widgets from femtools import membertools from . import base_femtaskpanel class _TaskPanel(base_femtaskpanel._BaseTaskPanel): def __init__(self, obj): super().__init__(obj) self._paramWidget = FreeCADGui.PySideUic.loadUi( FreeCAD.getHomePath() + "Mod/Fem/Resources/ui/FlowVelocity.ui" ) # geometry selection widget # start with Solid in list! self._selectionWidget = selection_widgets.GeometryElementsSelection( obj.References, ["Solid", "Face", "Edge", "Vertex"], True, False ) # form made from param and selection widget self.form = [self._paramWidget, self._selectionWidget] analysis = obj.getParentGroup() self._mesh = None self._part = None if analysis is not None: self._mesh = membertools.get_single_member(analysis, "Fem::FemMeshObject") if self._mesh is not None: self._part = self._mesh.Shape self._partVisible = None self._meshVisible = None # connect unspecified option QtCore.QObject.connect( self._paramWidget.velocityXBox, QtCore.SIGNAL("toggled(bool)"), self._velocityXEnable ) QtCore.QObject.connect( self._paramWidget.velocityYBox, QtCore.SIGNAL("toggled(bool)"), self._velocityYEnable ) QtCore.QObject.connect( self._paramWidget.velocityZBox, QtCore.SIGNAL("toggled(bool)"), self._velocityZEnable ) # connect formula option QtCore.QObject.connect( self._paramWidget.formulaXCB, QtCore.SIGNAL("toggled(bool)"), self._formulaXEnable ) QtCore.QObject.connect( self._paramWidget.formulaYCB, QtCore.SIGNAL("toggled(bool)"), self._formulaYEnable ) QtCore.QObject.connect( self._paramWidget.formulaZCB, QtCore.SIGNAL("toggled(bool)"), self._formulaZEnable ) self._initParamWidget() def _velocityXEnable(self, toggled): if toggled: self._paramWidget.formulaX.setDisabled(toggled) self._paramWidget.velocityX.setDisabled(toggled) else: if self._paramWidget.formulaXCB.isChecked(): self._paramWidget.formulaX.setDisabled(toggled) else: self._paramWidget.velocityX.setDisabled(toggled) def _velocityYEnable(self, toggled): if toggled: self._paramWidget.formulaY.setDisabled(toggled) self._paramWidget.velocityY.setDisabled(toggled) else: if self._paramWidget.formulaYCB.isChecked(): self._paramWidget.formulaY.setDisabled(toggled) else: self._paramWidget.velocityY.setDisabled(toggled) def _velocityZEnable(self, toggled): if toggled: self._paramWidget.formulaZ.setDisabled(toggled) self._paramWidget.velocityZ.setDisabled(toggled) else: if self._paramWidget.formulaZCB.isChecked(): self._paramWidget.formulaZ.setDisabled(toggled) else: self._paramWidget.velocityZ.setDisabled(toggled) def _formulaXEnable(self, toggled): FreeCAD.Console.PrintMessage("_formulaXEnable\n") if self._paramWidget.velocityXBox.isChecked(): FreeCAD.Console.PrintMessage("velocityXBox isChecked\n") return else: FreeCAD.Console.PrintMessage("velocityXBox not checked\n") self._paramWidget.formulaX.setEnabled(toggled) self._paramWidget.velocityX.setDisabled(toggled) def _formulaYEnable(self, toggled): if self._paramWidget.velocityYBox.isChecked(): return else: self._paramWidget.formulaY.setEnabled(toggled) self._paramWidget.velocityY.setDisabled(toggled) def _formulaZEnable(self, toggled): if self._paramWidget.velocitZXBox.isChecked(): return else: self._paramWidget.formulaZ.setEnabled(toggled) self._paramWidget.velocityZ.setDisabled(toggled) def open(self): if self._mesh is not None and self._part is not None: self._meshVisible = self._mesh.ViewObject.isVisible() self._partVisible = self._part.ViewObject.isVisible() self._mesh.ViewObject.hide() self._part.ViewObject.show() def reject(self): self._selectionWidget.finish_selection() self._restoreVisibility() return super().reject() def accept(self): if self.obj.References != self._selectionWidget.references: self.obj.References = self._selectionWidget.references self._applyWidgetChanges() self._selectionWidget.finish_selection() self._restoreVisibility() return super().accept() def _restoreVisibility(self): if self._mesh is not None and self._part is not None: if self._meshVisible: self._mesh.ViewObject.show() else: self._mesh.ViewObject.hide() if self._partVisible: self._part.ViewObject.show() else: self._part.ViewObject.hide() def _initParamWidget(self): unit = "m/s" self._paramWidget.velocityX.setProperty("unit", unit) self._paramWidget.velocityY.setProperty("unit", unit) self._paramWidget.velocityZ.setProperty("unit", unit) self._paramWidget.velocityX.setProperty("value", self.obj.VelocityX) FreeCADGui.ExpressionBinding(self._paramWidget.velocityX).bind(self.obj, "VelocityX") self._paramWidget.velocityXBox.setChecked(self.obj.VelocityXUnspecified) self._paramWidget.formulaX.setText(self.obj.VelocityXFormula) self._paramWidget.formulaXCB.setChecked(self.obj.VelocityXHasFormula) self._paramWidget.velocityY.setProperty("value", self.obj.VelocityY) FreeCADGui.ExpressionBinding(self._paramWidget.velocityY).bind(self.obj, "VelocityY") self._paramWidget.velocityYBox.setChecked(self.obj.VelocityYUnspecified) self._paramWidget.formulaY.setText(self.obj.VelocityYFormula) self._paramWidget.formulaYCB.setChecked(self.obj.VelocityYHasFormula) self._paramWidget.velocityZ.setProperty("value", self.obj.VelocityZ) FreeCADGui.ExpressionBinding(self._paramWidget.velocityZ).bind(self.obj, "VelocityZ") self._paramWidget.velocityZBox.setChecked(self.obj.VelocityZUnspecified) self._paramWidget.formulaZ.setText(self.obj.VelocityZFormula) self._paramWidget.formulaZCB.setChecked(self.obj.VelocityZHasFormula) self._paramWidget.normalBox.setChecked(self.obj.NormalToBoundary) def _applyVelocityChanges(self, enabledBox, velocityQSB): enabled = enabledBox.isChecked() velocity = None try: velocity = velocityQSB.property("value") except ValueError: FreeCAD.Console.PrintMessage( "Wrong input. Not recognised input: '{}' " "Velocity has not been set.\n".format(velocityQSB.text()) ) velocity = "0.0 m/s" return enabled, velocity def _applyWidgetChanges(self): # apply the velocities and their enabled state self.obj.VelocityXUnspecified, self.obj.VelocityX = self._applyVelocityChanges( self._paramWidget.velocityXBox, self._paramWidget.velocityX ) self.obj.VelocityXHasFormula = self._paramWidget.formulaXCB.isChecked() self.obj.VelocityXFormula = self._paramWidget.formulaX.text() self.obj.VelocityYUnspecified, self.obj.VelocityY = self._applyVelocityChanges( self._paramWidget.velocityYBox, self._paramWidget.velocityY ) self.obj.VelocityYHasFormula = self._paramWidget.formulaYCB.isChecked() self.obj.VelocityYFormula = self._paramWidget.formulaY.text() self.obj.VelocityZUnspecified, self.obj.VelocityZ = self._applyVelocityChanges( self._paramWidget.velocityZBox, self._paramWidget.velocityZ ) self.obj.VelocityZHasFormula = self._paramWidget.formulaZCB.isChecked() self.obj.VelocityZFormula = self._paramWidget.formulaZ.text() self.obj.NormalToBoundary = self._paramWidget.normalBox.isChecked()