ie_imp_XHTML.h

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/* -*- mode: C++; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: t -*- */

/* AbiWord
 * Copyright (C) 1998-2000 AbiSource, Inc.
 *
 * 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 IE_IMP_XHTML_1_H
#define IE_IMP_XHTML_1_H

#include <stack>

#include "ie_imp_XML.h"
#include "fg_Graphic.h"

/* NOTE: I'm trying to keep the code similar across versions,
 *       and therefore features are enabled/disabled here:
 */

/* Define if the base unicode char is UCS-4
 */
#define XHTML_UCS4

/* Define if the sniffers need to pass export name to parent
 */
#define XHTML_NAMED_CONSTRUCTORS

/* Define if the tables are supported
 */
#define XHTML_TABLES_SUPPORTED 1

/* Define if meta information is supported
 */
#define XHTML_META_SUPPORTED

/* Define if meta information is supported
 */
#define XHTML_RUBY_SUPPORTED

class PD_Document;
class IE_Imp_TableHelperStack;

// The importer/reader for XHTML 1.0

class ABI_EXPORT IE_Imp_XHTML_Sniffer : public IE_ImpSniffer
{
    friend class IE_Imp;

public:
    IE_Imp_XHTML_Sniffer();
    virtual ~IE_Imp_XHTML_Sniffer() {}

    virtual const IE_SuffixConfidence * getSuffixConfidence ();
    virtual const IE_MimeConfidence * getMimeConfidence ();
    virtual UT_Confidence_t recognizeContents (const char * szBuf,
                                    UT_uint32 iNumbytes);
    virtual bool getDlgLabels (const char ** szDesc,
                               const char ** szSuffixList,
                               IEFileType * ft);
    virtual UT_Error constructImporter (PD_Document * pDocument,
                                        IE_Imp ** ppie);

};

class ABI_EXPORT IE_Imp_XHTML : public IE_Imp_XML
{
public:
    IE_Imp_XHTML (PD_Document * pDocument);

    virtual ~IE_Imp_XHTML ();

    void                    startElement (const gchar * name, const gchar ** atts);
    void                    endElement (const gchar * name);

    virtual void            charData (const gchar * buffer, int length);

    virtual bool        pasteFromBuffer(PD_DocumentRange * pDocRange,
                                        const unsigned char * pData,
                                        UT_uint32 lenData,
                                        const char * szEncoding = 0);

    virtual bool  appendStrux(PTStruxType pts, const PP_PropertyVector & attributes);
    virtual bool  appendFmt(const PP_PropertyVector & vecAttributes);
    virtual bool  appendSpan(const UT_UCSChar * p, UT_uint32 length);
    virtual bool  appendObject(PTObjectType pto, const PP_PropertyVector & attributes);


protected:
    virtual UT_Error        _loadFile (GsfInput * input);
    virtual FG_ConstGraphicPtr  importImage(const gchar * szSrc);

private:
    FG_ConstGraphicPtr  importDataURLImage(const gchar * szData);

    bool                    pushInline (const char * props);
    bool                    newBlock (const char * style, const char * css, const char * align);
    bool                    requireBlock ();
    bool                    requireSection ();
    bool                    childOfSection ();

    IE_Imp_TableHelperStack *   m_TableHelperStack;

    enum listType {L_NONE = 0, L_OL = 1, L_UL = 2 } m_listType;
    UT_uint16   m_iListID;
    UT_uint16   m_iNewListID;
    UT_uint16   m_iNewImage;

    std::stack<UT_uint16>   m_utsParents;
    std::string m_szBookMarkName;

    bool        m_addedPTXSection;

    UT_uint16   m_iPreCount;

    UT_Vector   m_divClasses;
    UT_GenericVector<UT_UTF8String *>   m_divStyles;
    bool        bInTable(void);
    bool        m_bFirstBlock;
    bool        m_bInMath;
    UT_ByteBufPtr m_pMathBB;
    std::string m_Title;
};

#endif /* IE_IMP_XHTML_H */