WPG1Parser.h

/* libwpg
 * 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)
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the 
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 
 * Boston, MA  02111-1301 USA
 *
 * 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 "WPGXParser.h"
#include "WPGBrush.h"
#include "WPGPen.h"
#include <vector>

class WPG1Parser : public WPGXParser
{
public:
    WPG1Parser(WPXInputStream *input, libwpg::WPGPaintInterface* painter);
    bool parse();

private:
    void handleStartWPG();
    void handleEndWPG();

    void handleFillAttributes();
    void handleLineAttributes();
    void handleColormap();

    void handleLine();
    void handlePolyline();
    void handleRectangle();
    void handlePolygon();
    void handleEllipse();
    
    void handleCurvedPolyline();

    void 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 resetPalette();

    // parsing context
    int m_recordLength;
    long m_recordEnd;
    bool m_success;
    bool m_exit;
    bool m_graphicsStarted;
    int m_width;
    int m_height;
    libwpg::WPGPen m_pen;
    libwpg::WPGBrush m_brush;
};

#endif // __WPG1PARSER_H__