/***************************************************************************
 *   Copyright (c) 2015 FreeCAD Developers                                 *
 *   Authors: Michael Hindley <hindlemp@eskom.co.za>                       *
 *            Ruan Olwagen <olwager@eskom.co.za>                           *
 *            Oswald van Ginkel <vginkeo@eskom.co.za>                      *
 *   Based on Force constraint by Jan Rheinländer                          *
 *   This file is part of the FreeCAD CAx development system.              *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Library General Public           *
 *   License as published by the Free Software Foundation; either          *
 *   version 2 of the License, or (at your option) any later version.      *
 *                                                                         *
 *   This library  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 library; see the file COPYING.LIB. If not,    *
 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
 *   Suite 330, Boston, MA  02111-1307, USA                                *
 *                                                                         *
 ***************************************************************************/

#include "PreCompiled.h"

#ifndef _PreComp_
#include <Inventor/nodes/SoSeparator.h>
#include <Inventor/nodes/SoSwitch.h>
#endif

#include "Mod/Fem/App/FemConstraintDisplacement.h"
#include "TaskFemConstraintDisplacement.h"
#include "ViewProviderFemConstraintDisplacement.h"
#include <Gui/Control.h>


using namespace FemGui;

PROPERTY_SOURCE(FemGui::ViewProviderFemConstraintDisplacement,
                FemGui::ViewProviderFemConstraintOnBoundary)

ViewProviderFemConstraintDisplacement::ViewProviderFemConstraintDisplacement()
{
    sPixmap = "FEM_ConstraintDisplacement";
    loadSymbol((resourceSymbolDir + "ConstraintDisplacement.iv").c_str());
    ADD_PROPERTY(FaceColor, (0.2f, 0.3f, 0.2f));

    // do not rotate symbol according to boundary normal
    setRotateSymbol(false);
}

ViewProviderFemConstraintDisplacement::~ViewProviderFemConstraintDisplacement() = default;

// FIXME setEdit needs a careful review
bool ViewProviderFemConstraintDisplacement::setEdit(int ModNum)
{
    if (ModNum == ViewProvider::Default) {
        // When double-clicking on the item for this constraint the
        // object unsets and sets its edit mode without closing
        // the task panel
        Gui::TaskView::TaskDialog* dlg = Gui::Control().activeDialog();
        TaskDlgFemConstraintDisplacement* constrDlg =
            qobject_cast<TaskDlgFemConstraintDisplacement*>(dlg);
        if (constrDlg && constrDlg->getConstraintView() != this) {
            constrDlg = nullptr;  // another constraint left open its task panel
        }
        if (dlg && !constrDlg) {
            if (constraintDialog) {
                // Ignore the request to open another dialog
                return false;
            }
            else {
                constraintDialog = new TaskFemConstraintDisplacement(this);
                return true;
            }
        }

        // clear the selection (convenience)
        Gui::Selection().clearSelection();

        // start the edit dialog
        if (constrDlg) {
            Gui::Control().showDialog(constrDlg);
        }
        else {
            Gui::Control().showDialog(new TaskDlgFemConstraintDisplacement(this));
        }
        return true;
    }
    else {
        return ViewProviderDocumentObject::setEdit(ModNum);  // clazy:exclude=skipped-base-method
    }
}

void ViewProviderFemConstraintDisplacement::updateData(const App::Property* prop)
{
    Fem::ConstraintDisplacement* pcConstraint =
        static_cast<Fem::ConstraintDisplacement*>(this->getObject());

    if (prop == &pcConstraint->xFree) {
        auto sw = static_cast<SoSwitch*>(getSymbolSeparator()->getChild(0));
        sw->whichChild.setValue((pcConstraint->xFree.getValue() ? -1 : 0));
    }
    else if (prop == &pcConstraint->yFree) {
        auto sw = static_cast<SoSwitch*>(getSymbolSeparator()->getChild(1));
        sw->whichChild.setValue((pcConstraint->yFree.getValue() ? -1 : 0));
    }
    else if (prop == &pcConstraint->zFree) {
        auto sw = static_cast<SoSwitch*>(getSymbolSeparator()->getChild(2));
        sw->whichChild.setValue((pcConstraint->zFree.getValue() ? -1 : 0));
    }
    else if (prop == &pcConstraint->rotxFree) {
        auto sw = static_cast<SoSwitch*>(getSymbolSeparator()->getChild(3));
        sw->whichChild.setValue((pcConstraint->rotxFree.getValue() ? -1 : 0));
    }
    else if (prop == &pcConstraint->rotyFree) {
        auto sw = static_cast<SoSwitch*>(getSymbolSeparator()->getChild(4));
        sw->whichChild.setValue((pcConstraint->rotyFree.getValue() ? -1 : 0));
    }
    else if (prop == &pcConstraint->rotzFree) {
        auto sw = static_cast<SoSwitch*>(getSymbolSeparator()->getChild(5));
        sw->whichChild.setValue((pcConstraint->rotzFree.getValue() ? -1 : 0));
    }
    else {
        ViewProviderFemConstraint::updateData(prop);
    }
}