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newspark110/lib/fileio/rs_fileio.h
Chenwenxuan edac2715f0 init
2024-03-06 14:54:30 +08:00

88 lines
2.7 KiB
C++

/****************************************************************************
**
** This file is part of the LibreCAD project, a 2D CAD program
**
** Copyright (C) 2012 R. van Twisk (librecad@rvt.dds.nl)
** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file gpl-2.0.txt included in the
** packaging of this file.
**
** 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, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
**
** This copyright notice MUST APPEAR in all copies of the script!
**
**********************************************************************/
#ifndef RS_FILEIO_H
#define RS_FILEIO_H
#include <vector>
#include <functional>
#include <memory>
#include "rs_filterinterface.h"
//RLZ: TODO destructor for clear filterList
/**
* API Class for importing files.
*
* @author Andrew Mustun
*/
class RS_FileIO {
private:
//singleton
RS_FileIO()=default;
RS_FileIO(RS_FileIO const&) = delete;
RS_FileIO& operator = (RS_FileIO const&) = delete;
RS_FileIO(RS_FileIO&&) = delete;
RS_FileIO& operator = (RS_FileIO&&) = delete;
public:
/**
* @return Instance to the unique import object.
*/
static RS_FileIO* instance();
/**
* @return Filter which can import the given file type.
*/
std::unique_ptr<RS_FilterInterface> getImportFilter(const QString &fileName,
RS2::FormatType t) const;
/**
* @return Filter which can export the given file type.
*/
std::unique_ptr<RS_FilterInterface> getExportFilter(const QString &fileName,
RS2::FormatType t) const;
bool fileImport(RS_Graphic& graphic, const QString& file,
RS2::FormatType type = RS2::FormatUnknown);
bool fileExport(RS_Graphic& graphic, const QString& file,
RS2::FormatType type = RS2::FormatUnknown);
/** \brief detectFormat detect file format type
* \param file type
* \param forRead read the file to verify dxf/dxfrw type, default to true
* \return file format type
*/
static RS2::FormatType detectFormat(QString const& file, bool forRead=true);
private:
/** a list of pointers to static functions to create file filters **/
static std::vector<std::function<RS_FilterInterface*()>> getFilters();
};
#endif