mapnik/plugins/input/ogr/ogr_feature_ptr.hpp

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/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2011 Artem Pavlenko
*
* This library 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 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
#ifndef OGR_FEATURE_PTR_HPP
#define OGR_FEATURE_PTR_HPP
// ogr
#include <ogrsf_frmts.h>
class ogr_feature_ptr
{
public:
ogr_feature_ptr (OGRFeature* const feat)
: feat_ (feat)
{
}
~ogr_feature_ptr ()
{
if (feat_ != NULL)
OGRFeature::DestroyFeature (feat_);
}
OGRFeature* operator*()
{
return feat_;
}
private:
OGRFeature* feat_;
};
#endif // OGR_FEATURE_PTR_HPP