fbreader/src/formats/pdb/MobipocketHtmlBookReader.h

   1 /*
   2  * Copyright (C) 2004-2008 Geometer Plus <contact@geometerplus.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301, USA.
  18  */
  19
  20 #ifndef __MOBIPOCKETHTMLBOOKREADER_H__
  21 #define __MOBIPOCKETHTMLBOOKREADER_H__
  22
  23 #include <set>
  24
  25 #include "../html/HtmlBookReader.h"
  26
  27 class MobipocketHtmlBookReader : public HtmlBookReader {
  28
  29 public:
  30         MobipocketHtmlBookReader(const std::string &fileName, BookModel &model, const PlainTextFormat &format, const std::string &encoding);
  31         void readDocument(ZLInputStream &stream);
  32
  33 private:
  34         void startDocumentHandler();
  35         bool tagHandler(const HtmlTag &tag);
  36         bool characterDataHandler(const char *text, int len, bool convert);
  37         shared_ptr<HtmlTagAction> createAction(const std::string &tag);
  38
  39 public:
  40         class TOCReader {
  41
  42         public:
  43                 TOCReader(MobipocketHtmlBookReader &reader);
  44                 void reset();
  45
  46                 void addReference(size_t position, const std::string &text);
  47
  48                 void setStartOffset(size_t position);
  49                 void setEndOffset(size_t position);
  50
  51                 bool rangeContainsPosition(size_t position);
  52
  53                 void startReadEntry(size_t position);
  54                 void endReadEntry();
  55                 void appendText(const char *text, size_t len);
  56
  57                 const std::map<size_t,std::string> &entries() const;
  58
  59         private:
  60                 MobipocketHtmlBookReader &myReader;
  61
  62                 std::map<size_t,std::string> myEntries;
  63
  64                 bool myIsActive;
  65                 size_t myStartOffset;
  66                 size_t myEndOffset;
  67
  68                 size_t myCurrentReference;
  69                 std::string myCurrentEntryText;
  70         };
  71
  72 private:
  73         int myImageCounter;
  74         const std::string myFileName;
  75
  76         std::vector<std::pair<size_t,size_t> > myPositionToParagraphMap;
  77         std::set<size_t> myFileposReferences;
  78         bool myInsideGuide;
  79         TOCReader myTocReader;
  80
  81 friend class MobipocketHtmlImageTagAction;
  82 friend class MobipocketHtmlHrefTagAction;
  83 friend class MobipocketHtmlGuideTagAction;
  84 friend class MobipocketHtmlReferenceTagAction;
  85 friend class TOCReader;
  86 };
  87
  88 #endif /* __MOBIPOCKETHTMLBOOKREADER_H__ */