freecad-cam/Mod/Fem/femtaskpanels/task_constraint_electrostaticpotential.py
2026-02-01 01:59:24 +01:00

222 lines
11 KiB
Python

# ***************************************************************************
# * Copyright (c) 2017 Markus Hovorka <m.hovorka@live.de> *
# * Copyright (c) 2020 Bernd Hahnebach <bernd@bimstatik.org> *
# * Copyright (c) 2023 Uwe Stöhr <uwestoehr@lyx.org> *
# * *
# * 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 electrostatic potential task panel for the document object"
__author__ = "Markus Hovorka, Bernd Hahnebach, Uwe Stöhr"
__url__ = "https://www.freecad.org"
## @package task_constraint_electrostaticpotential
# \ingroup FEM
# \brief task panel for constraint electrostatic potential 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/ElectrostaticPotential.ui"
)
self._initParamWidget()
# 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
# start with vector inputs hidden if no vector is set
if (
self.obj.AV_re_1_Disabled
and self.obj.AV_re_2_Disabled
and self.obj.AV_re_3_Disabled
and self.obj.AV_im_Disabled
and self.obj.AV_im_1_Disabled
and self.obj.AV_im_2_Disabled
and self.obj.AV_im_3_Disabled
):
self._vectorField_visibility(False)
self._paramWidget.vectorFieldBox.setChecked(False)
QtCore.QObject.connect(
self._paramWidget.vectorFieldBox,
QtCore.SIGNAL("toggled(bool)"),
self._vectorField_visibility,
)
def _vectorField_visibility(self, visible):
self._paramWidget.vectorFieldGB.setVisible(visible)
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._restoreVisibility()
self._selectionWidget.finish_selection()
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):
self._paramWidget.potentialQSB.setProperty("value", self.obj.Potential)
FreeCADGui.ExpressionBinding(self._paramWidget.potentialQSB).bind(self.obj, "Potential")
self._paramWidget.potentialBox.setChecked(not self.obj.PotentialEnabled)
# the vector potentials
# realScalarQSB always the same value as potentialQSB
self._paramWidget.realScalarQSB.setProperty("value", self.obj.Potential)
FreeCADGui.ExpressionBinding(self._paramWidget.realScalarQSB).bind(self.obj, "Potential")
self._paramWidget.realXQSB.setProperty("value", self.obj.AV_re_1)
FreeCADGui.ExpressionBinding(self._paramWidget.realXQSB).bind(self.obj, "AV_re_1")
self._paramWidget.realYQSB.setProperty("value", self.obj.AV_re_2)
FreeCADGui.ExpressionBinding(self._paramWidget.realYQSB).bind(self.obj, "AV_re_2")
self._paramWidget.realZQSB.setProperty("value", self.obj.AV_re_3)
FreeCADGui.ExpressionBinding(self._paramWidget.realZQSB).bind(self.obj, "AV_re_3")
self._paramWidget.imagScalarQSB.setProperty("value", self.obj.AV_im)
FreeCADGui.ExpressionBinding(self._paramWidget.imagScalarQSB).bind(self.obj, "AV_im")
self._paramWidget.imagXQSB.setProperty("value", self.obj.AV_im_1)
FreeCADGui.ExpressionBinding(self._paramWidget.imagXQSB).bind(self.obj, "AV_im_1")
self._paramWidget.imagYQSB.setProperty("value", self.obj.AV_im_2)
FreeCADGui.ExpressionBinding(self._paramWidget.imagYQSB).bind(self.obj, "AV_im_2")
self._paramWidget.imagZQSB.setProperty("value", self.obj.AV_im_3)
FreeCADGui.ExpressionBinding(self._paramWidget.imagZQSB).bind(self.obj, "AV_im_3")
self._paramWidget.reXunspecBox.setChecked(self.obj.AV_re_1_Disabled)
self._paramWidget.reYunspecBox.setChecked(self.obj.AV_re_2_Disabled)
self._paramWidget.reZunspecBox.setChecked(self.obj.AV_re_3_Disabled)
self._paramWidget.imScalarunspecBox.setChecked(self.obj.AV_im_Disabled)
self._paramWidget.imXunspecBox.setChecked(self.obj.AV_im_1_Disabled)
self._paramWidget.imYunspecBox.setChecked(self.obj.AV_im_2_Disabled)
self._paramWidget.imZunspecBox.setChecked(self.obj.AV_im_3_Disabled)
self._paramWidget.potentialConstantBox.setChecked(self.obj.PotentialConstant)
self._paramWidget.electricInfinityBox.setChecked(self.obj.ElectricInfinity)
self._paramWidget.electricForcecalculationBox.setChecked(self.obj.ElectricForcecalculation)
self._paramWidget.capacitanceBodyBox.setChecked(not self.obj.CapacitanceBodyEnabled)
self._paramWidget.capacitanceBody_spinBox.setValue(self.obj.CapacitanceBody)
self._paramWidget.capacitanceBody_spinBox.setEnabled(
not self._paramWidget.capacitanceBodyBox.isChecked()
)
def _applyPotentialChanges(self, enabledBox, potentialQSB):
enabled = enabledBox.isChecked()
potential = None
try:
potential = potentialQSB.property("value")
except ValueError:
FreeCAD.Console.PrintMessage(
"Wrong input. Not recognised input: '{}' "
"Potential has not been set.\n".format(potentialQSB.text())
)
potential = "0.0 mm^2*kg/(s^3*A)"
return enabled, potential
def _applyWidgetChanges(self):
# apply the voltages and their enabled state
self.obj.PotentialEnabled, self.obj.Potential = self._applyPotentialChanges(
self._paramWidget.potentialBox, self._paramWidget.potentialQSB
)
self.obj.AV_re_1_Disabled, self.obj.AV_re_1 = self._applyPotentialChanges(
self._paramWidget.reXunspecBox, self._paramWidget.realXQSB
)
self.obj.AV_re_2_Disabled, self.obj.AV_re_2 = self._applyPotentialChanges(
self._paramWidget.reYunspecBox, self._paramWidget.realYQSB
)
self.obj.AV_re_3_Disabled, self.obj.AV_re_3 = self._applyPotentialChanges(
self._paramWidget.reZunspecBox, self._paramWidget.realZQSB
)
self.obj.AV_im_Disabled, self.obj.AV_im = self._applyPotentialChanges(
self._paramWidget.imScalarunspecBox, self._paramWidget.imagScalarQSB
)
self.obj.AV_im_1_Disabled, self.obj.AV_im_1 = self._applyPotentialChanges(
self._paramWidget.imXunspecBox, self._paramWidget.imagXQSB
)
self.obj.AV_im_2_Disabled, self.obj.AV_im_2 = self._applyPotentialChanges(
self._paramWidget.imYunspecBox, self._paramWidget.imagYQSB
)
self.obj.AV_im_3_Disabled, self.obj.AV_im_3 = self._applyPotentialChanges(
self._paramWidget.imZunspecBox, self._paramWidget.imagZQSB
)
# because this is an enable the others are disabled, reverse
self.obj.PotentialEnabled = not self.obj.PotentialEnabled
self.obj.PotentialConstant = self._paramWidget.potentialConstantBox.isChecked()
self.obj.ElectricInfinity = self._paramWidget.electricInfinityBox.isChecked()
calc_is_checked = self._paramWidget.electricForcecalculationBox.isChecked()
self.obj.ElectricForcecalculation = calc_is_checked # two lines because max line length
self.obj.CapacitanceBodyEnabled = not self._paramWidget.capacitanceBodyBox.isChecked()
if self.obj.CapacitanceBodyEnabled:
self._paramWidget.capacitanceBody_spinBox.setEnabled(True)
self.obj.CapacitanceBody = self._paramWidget.capacitanceBody_spinBox.value()