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Diffstat (limited to 'fbreader/src/formats/xhtml/XHTMLReader.h')
-rw-r--r-- | fbreader/src/formats/xhtml/XHTMLReader.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/fbreader/src/formats/xhtml/XHTMLReader.h b/fbreader/src/formats/xhtml/XHTMLReader.h new file mode 100644 index 0000000..08d4c02 --- /dev/null +++ b/fbreader/src/formats/xhtml/XHTMLReader.h @@ -0,0 +1,113 @@ +/* + * Copyright (C) 2004-2012 Geometer Plus <[email protected]> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#ifndef __XHTMLREADER_H__ +#define __XHTMLREADER_H__ + +#include <string> +#include <map> +#include <vector> + +#include <ZLXMLReader.h> + +#include "../css/StyleSheetTable.h" +#include "../css/StyleSheetParser.h" + +class ZLFile; + +class BookReader; +class XHTMLReader; + +class XHTMLTagAction { + +public: + virtual ~XHTMLTagAction(); + + virtual void doAtStart(XHTMLReader &reader, const char **xmlattributes) = 0; + virtual void doAtEnd(XHTMLReader &reader) = 0; + +protected: + static BookReader &bookReader(XHTMLReader &reader); + static const std::string &pathPrefix(XHTMLReader &reader); + static void beginParagraph(XHTMLReader &reader); + static void endParagraph(XHTMLReader &reader); +}; + +class XHTMLReader : public ZLXMLReader { + +public: + static XHTMLTagAction *addAction(const std::string &tag, XHTMLTagAction *action); + static void fillTagTable(); + +private: + static std::map<std::string,XHTMLTagAction*> ourTagActions; + +public: + XHTMLReader(BookReader &modelReader); + bool readFile(const ZLFile &file, const std::string &referenceName); + const std::string &fileAlias(const std::string &fileName) const; + const std::string normalizedReference(const std::string &reference) const; + +private: + void startElementHandler(const char *tag, const char **attributes); + void endElementHandler(const char *tag); + void characterDataHandler(const char *text, std::size_t len); + + const std::vector<std::string> &externalDTDs() const; + + bool processNamespaces() const; + + void beginParagraph(); + void endParagraph(); + bool addStyleEntry(const std::string tag, const std::string aClass); + +private: + mutable std::map<std::string,std::string> myFileNumbers; + + BookReader &myModelReader; + std::string myPathPrefix; + std::string myReferenceAlias; + std::string myReferenceDirName; + bool myPreformatted; + bool myNewParagraphInProgress; + StyleSheetTable myStyleSheetTable; + std::vector<int> myCSSStack; + std::vector<shared_ptr<ZLTextStyleEntry> > myStyleEntryStack; + int myStylesToRemove; + std::vector<bool> myDoPageBreakAfterStack; + bool myCurrentParagraphIsEmpty; + shared_ptr<StyleSheetSingleStyleParser> myStyleParser; + shared_ptr<StyleSheetTableParser> myTableParser; + enum { + READ_NOTHING, + READ_STYLE, + READ_BODY + } myReadState; + + friend class XHTMLTagAction; + friend class XHTMLTagStyleAction; + friend class XHTMLTagLinkAction; + friend class XHTMLTagHyperlinkAction; + friend class XHTMLTagPreAction; + friend class XHTMLTagParagraphAction; + friend class XHTMLTagBodyAction; + friend class XHTMLTagRestartParagraphAction; +}; + +#endif /* __XHTMLREADER_H__ */ |