LotusGraph.h
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00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
00002 /* libwps
00003  * Version: MPL 2.0 / LGPLv2.1+
00004  *
00005  * This Source Code Form is subject to the terms of the Mozilla Public
00006  * License, v. 2.0. If a copy of the MPL was not distributed with this
00007  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
00008  *
00009  * Major Contributor(s):
00010  * Copyright (C) 2006, 2007 Andrew Ziem
00011  * Copyright (C) 2003-2005 William Lachance (william.lachance@sympatico.ca)
00012  * Copyright (C) 2003 Marc Maurer (uwog@uwog.net)
00013  *
00014  * For minor contributions see the git repository.
00015  *
00016  * Alternatively, the contents of this file may be used under the terms
00017  * of the GNU Lesser General Public License Version 2.1 or later
00018  * (LGPLv2.1+), in which case the provisions of the LGPLv2.1+ are
00019  * applicable instead of those above.
00020  */
00021 
00022 #ifndef LOTUS_GRAPH_H
00023 #define LOTUS_GRAPH_H
00024 
00025 #include <ostream>
00026 #include <vector>
00027 
00028 #include <librevenge-stream/librevenge-stream.h>
00029 
00030 #include "libwps_internal.h"
00031 
00032 #include "WPSDebug.h"
00033 #include "WKSContentListener.h"
00034 
00035 namespace LotusGraphInternal
00036 {
00037 struct Zone;
00038 struct State;
00039 
00040 class SubDocument;
00041 }
00042 
00043 class LotusParser;
00044 class LotusStyleManager;
00045 
00050 class LotusGraph
00051 {
00052 public:
00053         friend class LotusParser;
00054         friend class LotusGraphInternal::SubDocument;
00055 
00057         LotusGraph(LotusParser &parser);
00059         ~LotusGraph();
00061         void cleanState();
00063         void setListener(WKSContentListenerPtr &listen)
00064         {
00065                 m_listener = listen;
00066         }
00067 protected:
00069         bool checkFilePosition(long pos);
00071         int version() const;
00072 
00074         bool hasGraphics(int sheetId) const;
00076         void sendGraphics(int sheetId);
00078         void sendPicture(LotusGraphInternal::Zone const &zone);
00080         void sendTextBox(WPSEntry const &entry);
00081 
00082         //
00083         // low level
00084         //
00085 
00086         // ////////////////////// zone //////////////////////////////
00087 
00089         bool readZoneBegin(long endPos);
00091         bool readZoneData(long endPos, int type);
00093         bool readTextBoxData(long endPos);
00095         bool readPictureDefinition(long endPos);
00097         bool readPictureData(long endPos);
00098 
00099 private:
00100         LotusGraph(LotusGraph const &orig);
00101         LotusGraph &operator=(LotusGraph const &orig);
00103         libwps::DebugFile &ascii()
00104         {
00105                 return m_asciiFile;
00106         }
00108         RVNGInputStreamPtr m_input;
00109         shared_ptr<WKSContentListener> m_listener; 
00110 
00111         LotusParser &m_mainParser;
00113         shared_ptr<LotusStyleManager> m_styleManager;
00115         shared_ptr<LotusGraphInternal::State> m_state;
00117         libwps::DebugFile &m_asciiFile;
00118 };
00119 
00120 #endif /* LOTUS_GRAPH_H */
00121 /* vim:set shiftwidth=4 softtabstop=4 noexpandtab: */