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# * Copyright (c) 2015 Bernd Hahnebach <bernd@bimstatik.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 element geometry 1D document object"
__author__ = "Bernd Hahnebach"
__url__ = "https://www.freecad.org"
## @package element_geometry1D
# \ingroup FEM
# \brief element geometry 1D object
from FreeCAD import Base
from . import base_femelement
from . import base_fempythonobject
_PropHelper = base_fempythonobject._PropHelper
class ElementGeometry1D(base_femelement.BaseFemElement):
"""
The ElementGeometry1D object
"""
Type = "Fem::ElementGeometry1D"
def __init__(self, obj):
super().__init__(obj)
def _get_properties(self):
prop = super()._get_properties()
prop.append(
_PropHelper(
type="App::PropertyLength",
name="RectWidth",
group="RectBeamSection",
doc="Set width of the rectangular beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="RectHeight",
group="RectBeamSection",
doc="Set height of there ctangular beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="CircDiameter",
group="CircBeamSection",
doc="Set diameter of the circular beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="PipeDiameter",
group="PipeBeamSection",
doc="Set outer diameter of the pipe beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="PipeThickness",
group="PipeBeamSection",
doc="Set thickness of the pipe beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="Axis1Length",
group="EllipticalBeamSection",
doc="Set first principal axis length of the elliptical beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="Axis2Length",
group="EllipticalBeamSection",
doc="Set second principal axis length of the elliptical beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="BoxWidth",
group="BoxBeamSection",
doc="Set width of the box beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="BoxHeight",
group="BoxBeamSection",
doc="Set height of the box beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="BoxT1",
group="BoxBeamSection",
doc="Set thickness parameter t1 of the box beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="BoxT2",
group="BoxBeamSection",
doc="Set thickness parameter t2 of the box beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="BoxT3",
group="BoxBeamSection",
doc="Set thickness parameter t3 of the box beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyLength",
name="BoxT4",
group="BoxBeamSection",
doc="Set thickness parameter t4 of the box beam elements",
value=0.0,
)
)
prop.append(
_PropHelper(
type="App::PropertyEnumeration",
name="SectionType",
group="BeamSection",
doc="Select beam section type",
value=["Rectangular", "Circular", "Pipe", "Elliptical", "Box"],
)
)
prop.append(
_PropHelper(
type="App::PropertyArea",
name="TrussArea",
group="TrussSection",
doc="Set cross-sectional area of truss elements\n"
+ "(used if bending stiffness is excluded in the solver)",
value=10.0,
)
)
return prop
def onDocumentRestored(self, obj):
# update old project with new properties
super().onDocumentRestored(obj)
for prop in self._get_properties():
try:
obj.getPropertyByName(prop.name)
except Base.PropertyError:
prop.add_to_object(obj)
if prop.name == "SectionType":
# refresh the list of known section types for old projects
obj.SectionType = prop.value
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