WPG1Parser.h

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00001 /* libwpg
00002  * Copyright (C) 2006 Ariya Hidayat (ariya@kde.org)
00003  * Copyright (C) 2005 Fridrich Strba (fridrich.strba@bluewin.ch)
00004  * Copyright (C) 2004 Marc Oude Kotte (marc@solcon.nl)
00005  *
00006  * This library is free software; you can redistribute it and/or
00007  * modify it under the terms of the GNU Library General Public
00008  * License as published by the Free Software Foundation; either
00009  * version 2 of the License, or (at your option) any later version.
00010  *
00011  * This library is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014  * Library General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU Library General Public
00017  * License along with this library; if not, write to the 
00018  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 
00019  * Boston, MA  02111-1301 USA
00020  *
00021  * For further information visit http://libwpg.sourceforge.net
00022  */
00023 
00024 /* "This product is not manufactured, approved, or supported by
00025  * Corel Corporation or Corel Corporation Limited."
00026  */
00027 
00028 #ifndef __WPG1PARSER_H__
00029 #define __WPG1PARSER_H__
00030 
00031 #include "WPGXParser.h"
00032 #include "WPGBrush.h"
00033 #include "WPGPen.h"
00034 #include <vector>
00035 
00036 class WPG1Parser : public WPGXParser
00037 {
00038 public:
00039         WPG1Parser(WPXInputStream *input, libwpg::WPGPaintInterface* painter);
00040         bool parse();
00041 
00042 private:
00043         void handleStartWPG();
00044         void handleEndWPG();
00045 
00046         void handleFillAttributes();
00047         void handleLineAttributes();
00048         void handleColormap();
00049 
00050         void handleLine();
00051         void handlePolyline();
00052         void handleRectangle();
00053         void handlePolygon();
00054         void handleEllipse();
00055         
00056         void handleCurvedPolyline();
00057 
00058         void decodeRLE(std::vector<unsigned char>& buffer, unsigned width, unsigned height, unsigned depth);
00059         void fillPixels(libwpg::WPGBitmap& bitmap, const unsigned char* buffer, unsigned width, unsigned height, unsigned depth);
00060         void handleBitmapTypeOne();
00061         void handleBitmapTypeTwo();
00062         void handlePostscriptTypeOne();
00063         void handlePostscriptTypeTwo();
00064         
00065         void resetPalette();
00066 
00067         // parsing context
00068         int m_recordLength;
00069         long m_recordEnd;
00070         bool m_success;
00071         bool m_exit;
00072         bool m_graphicsStarted;
00073         int m_width;
00074         int m_height;
00075         libwpg::WPGPen m_pen;
00076         libwpg::WPGBrush m_brush;
00077 };
00078 
00079 #endif // __WPG1PARSER_H__

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