WPG1Parser.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/* libwpg
 * Version: MPL 2.0 / LGPLv2.1+
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * Major Contributor(s):
 * Copyright (C) 2006 Ariya Hidayat (ariya@kde.org)
 * Copyright (C) 2005 Fridrich Strba (fridrich.strba@bluewin.ch)
 * Copyright (C) 2004 Marc Oude Kotte (marc@solcon.nl)
 *
 * For minor contributions see the git repository.
 *
 * Alternatively, the contents of this file may be used under the terms
 * of the GNU Lesser General Public License Version 2.1 or later
 * (LGPLv2.1+), in which case the provisions of the LGPLv2.1+ are
 * applicable instead of those above.
 *
 * For further information visit http://libwpg.sourceforge.net
 */
 
/* "This product is not manufactured, approved, or supported by
 * Corel Corporation or Corel Corporation Limited."
 */
 
#ifndef __WPG1PARSER_H__
#define __WPG1PARSER_H__
 
#include <vector>
 
#include <boost/optional.hpp>
 
#include <librevenge/librevenge.h>
 
#include "WPGBitmap.h"
#include "WPGDashArray.h"
#include "WPGXParser.h"
 
class WPG1Parser : public WPGXParser
{
public:
        WPG1Parser(librevenge::RVNGInputStream *input, librevenge::RVNGDrawingInterface *painter);
        bool parse() override;
 
private:
        void handleStartWPG();
        void handleEndWPG();
        void handlePageFormat();
 
        void handleFillAttributes();
        void handleLineAttributes();
        void handleColormap();
 
        void handleLine();
        void handlePolyline();
        void handleRectangle();
        void handlePolygon();
        void handleEllipse();
 
        void handleCurvedPolyline();
 
        void handleGroup();
        void closeGroup(bool force = false);
 
        bool decodeRLE(std::vector<unsigned char> &buffer, unsigned width, unsigned height, unsigned depth);
        void fillPixels(libwpg::WPGBitmap &bitmap, const unsigned char *buffer, unsigned width, unsigned height, unsigned depth);
        void handleBitmapTypeOne();
        void handleBitmapTypeTwo();
        void handlePostscriptTypeOne();
        void handlePostscriptTypeTwo();
 
        void handleGraphicsTextAttributes();
        void handleGraphicsTextTypeOne();
        void handleGraphicsTextTypeTwo();
        void handleGraphicsTextTypeThree();
 
        void resetPalette();
 
        // parsing context
        int m_recordLength;
        long m_recordEnd;
        boost::optional<long> m_groupEnd;
        bool m_success;
        bool m_exit;
        bool m_graphicsStarted;
        int m_width;
        int m_height;
        librevenge::RVNGPropertyList m_style;
        libwpg::WPGColor m_penForeColor;
        libwpg::WPGColor m_penBackColor;
        libwpg::WPGColor m_brushForeColor;
        libwpg::WPGColor m_brushBackColor;
        libwpg::WPGDashArray m_dashArray;
        librevenge::RVNGPropertyListVector m_gradient;
        libwpg::WPGColor m_fontColor;
        unsigned m_fontSize;
        unsigned m_avgCharWidth;
        unsigned char m_textAlign;
};
 
#endif // __WPG1PARSER_H__
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