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 "WPGDashArray.h"
00033 #include "WPGBitmap.h"
00034 #include <libwpd/libwpd.h>
00035 #include <vector>
00036 
00037 class WPG1Parser : public WPGXParser
00038 {
00039 public:
00040         WPG1Parser(WPXInputStream *input, libwpg::WPGPaintInterface* painter);
00041         bool parse();
00042 
00043 private:
00044         void handleStartWPG();
00045         void handleEndWPG();
00046 
00047         void handleFillAttributes();
00048         void handleLineAttributes();
00049         void handleColormap();
00050 
00051         void handleLine();
00052         void handlePolyline();
00053         void handleRectangle();
00054         void handlePolygon();
00055         void handleEllipse();
00056         
00057         void handleCurvedPolyline();
00058 
00059         void decodeRLE(std::vector<unsigned char>& buffer, unsigned width, unsigned height, unsigned depth);
00060         void fillPixels(libwpg::WPGBitmap& bitmap, const unsigned char* buffer, unsigned width, unsigned height, unsigned depth);
00061         void handleBitmapTypeOne();
00062         void handleBitmapTypeTwo();
00063         void handlePostscriptTypeOne();
00064         void handlePostscriptTypeTwo();
00065         
00066         void handleGraphicsTextAttributes();
00067         void handleGraphicsTextTypeOne();
00068         void handleGraphicsTextTypeTwo();
00069         void handleGraphicsTextTypeThree();
00070 
00071         void resetPalette();
00072 
00073         // parsing context
00074         int m_recordLength;
00075         long m_recordEnd;
00076         bool m_success;
00077         bool m_exit;
00078         bool m_graphicsStarted;
00079         int m_width;
00080         int m_height;
00081         ::WPXPropertyList m_style;
00082         libwpg::WPGColor m_penForeColor;
00083         libwpg::WPGColor m_penBackColor;
00084         libwpg::WPGColor m_brushForeColor;
00085         libwpg::WPGColor m_brushBackColor;
00086         libwpg::WPGDashArray m_dashArray;
00087         ::WPXPropertyListVector m_gradient;
00088 };
00089 
00090 #endif // __WPG1PARSER_H__

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