#***************************************************************************
#*                                                                         *
#*   Copyright (c) 2013-2015 - Juergen Riegel <FreeCAD@juergen-riegel.net> *
#*                                                                         *
#*   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__ = "Fem Analysis"
__author__ = "Juergen Riegel"
__url__ = "http://www.freecadweb.org"

import FreeCAD
from FemTools import FemTools


class _FemAnalysis:
    "The FemAnalysis container object"
    def __init__(self, obj):
        self.Type = "FemAnalysis"
        obj.Proxy = self
        fem_prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Fem")
        obj.addProperty("App::PropertyEnumeration", "AnalysisType", "Fem", "Type of the analysis")
        obj.AnalysisType = FemTools.known_analysis_types
        analysis_type = fem_prefs.GetInt("AnalysisType", 0)
        obj.AnalysisType = FemTools.known_analysis_types[analysis_type]
        obj.addProperty("App::PropertyPath", "WorkingDir", "Fem", "Working directory for calculations")
        obj.WorkingDir = fem_prefs.GetString("WorkingDir", "")

        obj.addProperty("App::PropertyIntegerConstraint", "NumberOfEigenmodes", "Fem", "Number of modes for frequency calculations")
        noe = fem_prefs.GetInt("NumberOfEigenmodes", 10)
        obj.NumberOfEigenmodes = (noe, 1, 100, 1)

        obj.addProperty("App::PropertyFloatConstraint", "EigenmodeLowLimit", "Fem", "Low frequency limit for eigenmode calculations")
        #Not yet in prefs, so it will always default to 0.0
        ell = fem_prefs.GetFloat("EigenmodeLowLimit", 0.0)
        obj.EigenmodeLowLimit = (ell, 0.0, 1000000.0, 10000.0)

        obj.addProperty("App::PropertyFloatConstraint", "EigenmodeHighLimit", "Fem", "High frequency limit for eigenmode calculations")
        ehl = fem_prefs.GetFloat("EigenmodeHighLimit", 1000000.0)
        obj.EigenmodeHighLimit = (ehl, 0.0, 1000000.0, 10000.0)

    def execute(self, obj):
        return

    def onChanged(self, obj, prop):
        if prop in ["MaterialName"]:
            return

    def __getstate__(self):
        return self.Type

    def __setstate__(self, state):
        if state:
            self.Type = state