valentina/src/app/tools/vdatatool.cpp

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/************************************************************************
**
** @file vdatatool.cpp
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date November 15, 2013
**
** @brief
** @copyright
** This source code is part of the Valentine project, a pattern making
** program, whose allow create and modeling patterns of clothing.
** Copyright (C) 2013 Valentina project
** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
**
** Valentina is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** Valentina 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 General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
**
*************************************************************************/
#include "vdatatool.h"
//---------------------------------------------------------------------------------------------------------------------
VDataTool::VDataTool(VContainer *data, QObject *parent): QObject(parent), data(*data), _referens(1)
{
Q_CHECK_PTR(data);
}
//---------------------------------------------------------------------------------------------------------------------
VDataTool &VDataTool::operator =(const VDataTool &tool)
{
data = tool.getData();
_referens = tool.referens();
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return *this;
}
//---------------------------------------------------------------------------------------------------------------------
void VDataTool::decrementReferens()
{
if (_referens > 0)
{
--_referens;
}
}