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/***************************************************************************

 *   Copyright (c) 2013 Jan Rheinländer                                    *

 *                                   <jrheinlaender@users.sourceforge.net> *

 *                                                                         *

 *   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 <BRepBuilderAPI_MakeEdge.hxx>
#include <gp_Lin.hxx>
#include <gp_Pnt.hxx>


#include "DatumLine.h"

using namespace PartDesign;
using namespace Attacher;

// ============================================================================

const char* Line::ResizeModeEnums[] = {"Automatic", "Manual", nullptr};

PROPERTY_SOURCE(PartDesign::Line, Part::Datum)

Line::Line()
{
    // These properties are only relevant for the visual appearance.
    // Since they are getting changed from within its view provider
    // their type is set to "Output" to avoid that they are marked as
    // touched all the time.
    ADD_PROPERTY_TYPE(
        ResizeMode,
        (static_cast<long>(0)),
        "Size",
        App::Prop_Output,
        "Automatic or manual resizing"
    );
    ResizeMode.setEnums(ResizeModeEnums);
    ADD_PROPERTY_TYPE(Length, (20), "Size", App::Prop_Output, "Length of the line");
    Length.setReadOnly(true);

    this->setAttacher(new AttachEngineLine);
    // Create a shape, which will be used by the Sketcher. Them main function is to avoid a
    // dependency of Sketcher on the PartDesign module
    BRepBuilderAPI_MakeEdge builder(gp_Lin(gp_Pnt(0, 0, 0), gp_Dir(0, 0, 1)));
    if (!builder.IsDone()) {
        return;
    }
    TopoDS_Shape myShape = builder.Shape();
    myShape.Infinite(Standard_True);
    Shape.setValue(myShape);

    AttachmentSupport.touch();
}

Line::~Line() = default;

Base::Vector3d Line::getDirection() const

{
    Base::Rotation rot = Placement.getValue().getRotation();
    Base::Vector3d dir;
    rot.multVec(Base::Vector3d(0, 0, 1), dir);
    return dir;
}

void Line::onChanged(const App::Property* prop)

{
    if (prop == &ResizeMode) {
        if (ResizeMode.getValue() == 0) {
            Length.setReadOnly(true);
        }
        else {
            Length.setReadOnly(false);
        }
    }
    Datum::onChanged(prop);
}