# ***************************************************************************
# *   Copyright (c) 2016 Bernd Hahnebach <bernd@bimstatik.org>              *
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__title__ = "FreeCAD FEM material mechanical nonlinear document object"
__author__ = "Bernd Hahnebach"
__url__ = "http://www.freecadweb.org"

## @package material_mechanicalnonlinear
#  \ingroup FEM
#  \brief nonlinear mechanical material object

from . import FemConstraint


class MaterialMechanicalNonlinear(FemConstraint.Proxy):
    """
    The MaterialMechanicalNonlinear object
    """

    Type = "Fem::MaterialMechanicalNonlinear"

    def __init__(self, obj):
        super(MaterialMechanicalNonlinear, self).__init__(obj)

        obj.addProperty(
            "App::PropertyLink",
            "LinearBaseMaterial",
            "Base",
            "Set the linear material the nonlinear builds upon."
        )

        choices_nonlinear_material_models = ["simple hardening"]
        obj.addProperty(
            "App::PropertyEnumeration",
            "MaterialModelNonlinearity",
            "Fem",
            "Set the type on nonlinear material model"
        )
        obj.MaterialModelNonlinearity = choices_nonlinear_material_models
        obj.MaterialModelNonlinearity = choices_nonlinear_material_models[0]

        obj.addProperty(
            "App::PropertyString",
            "YieldPoint1",
            "Fem",
            "Set stress and strain for yield point one, separated by a comma."
        )
        obj.YieldPoint1 = "235.0, 0.0"

        obj.addProperty(
            "App::PropertyString",
            "YieldPoint2",
            "Fem",
            "Set stress and strain for yield point two, separated by a comma."
        )
        obj.YieldPoint2 = "241.0, 0.025"

        obj.addProperty(
            "App::PropertyString",
            "YieldPoint3",
            "Fem",
            "Set stress and strain for yield point three, separated by a comma."
        )
        obj.YieldPoint3 = ""