//    Copyright (C) 2021 Jakub Melka
//
//    This file is part of PDF4QT.
//
//    PDF4QT is free software: you can redistribute it and/or modify
//    it under the terms of the GNU Lesser General Public License as published by
//    the Free Software Foundation, either version 3 of the License, or
//    with the written consent of the copyright owner, any later version.
//
//    PDF4QT 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 Lesser General Public License for more details.
//
//    You should have received a copy of the GNU Lesser General Public License
//    along with PDF4QT.  If not, see <https://www.gnu.org/licenses/>.

#include "pdfdiff.h"

namespace pdf
{

PDFDiff::PDFDiff(QObject* parent) :
    BaseClass(parent),
    m_leftDocument(nullptr),
    m_rightDocument(nullptr)
{

}

void PDFDiff::setLeftDocument(const PDFDocument* leftDocument)
{
    if (m_leftDocument != leftDocument)
    {
        clear();
        m_leftDocument = leftDocument;
    }
}

void PDFDiff::setRightDocument(const PDFDocument* rightDocument)
{
    if (m_rightDocument != rightDocument)
    {
        clear();
        m_rightDocument = rightDocument;
    }
}

void PDFDiff::clear()
{
    stopEngine();
}


}   // namespace pdf