/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2015 CERN
 * Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
 *
 * This program 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 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 this program; if not, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */


#ifndef __SHAPE_FILE_IO_H
#define __SHAPE_FILE_IO_H

#include <cstdio>
#include <string>  // for string

class SHAPE;

/**
 * Helper class for saving/loading shapes from a file.
 */
class SHAPE_FILE_IO
{
public:
    enum IO_MODE
    {
        IOM_READ = 0,
        IOM_APPEND,
        IOM_WRITE
    };

    SHAPE_FILE_IO();
    SHAPE_FILE_IO( const std::string& aFilename, IO_MODE aMode = IOM_READ );
    ~SHAPE_FILE_IO();

    void BeginGroup( const std::string& aName = "<noname>");
    void EndGroup();

    SHAPE* Read();

    void Write( const SHAPE* aShape, const std::string& aName = "<noname>" );

    void Write( const SHAPE& aShape, const std::string& aName = "<noname>" )
    {
        Write( &aShape, aName );
    }

private:
    FILE* m_file;
    bool m_groupActive;
    IO_MODE m_mode;
};

#endif // __SHAPE_FILE_IO_H
