ie_imp_WordPerfect.h

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

/* AbiWord
 * Copyright (C) 2001 AbiSource, Inc.
 * Copyright (C) 2002-2004 Marc Maurer (uwog@uwog.net)
 * Copyright (C) 2001-2003 William Lachance (william.lachance@sympatico.ca)
 * 
 * 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., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 */

/* See bug 1764
 * This product is not manufactured, approved, or supported by 
 * Corel Corporation or Corel Corporation Limited."
 */

#ifndef IE_IMP_WP_H
#define IE_IMP_WP_H

#include <stdio.h>
#include <libwpd/libwpd.h>
#include "ie_imp.h"
#include "ut_string.h"
#include "ut_string_class.h"
#include "ut_growbuf.h"
#include "ut_mbtowc.h"
#include "ut_hash.h"
#include "pd_Document.h"
#include "fl_AutoNum.h"
#include "fl_TableLayout.h"
#include "fp_types.h"

using namespace std;

#define WP6_NUM_LIST_LEVELS 8  // see WP6FileStructure.h

// ABI_ListDefinition: tracks information on the list
class ABI_ListDefinition
{
public:
    ABI_ListDefinition(int iOutlineHash);
    void setListID(const int iLevel, const UT_uint32 iID) { m_iListIDs[iLevel-1] = iID; }
    UT_uint32 getListID(const int iLevel) const { return m_iListIDs[iLevel-1]; }
    FL_ListType getListType(const int iLevel) const { return m_listTypes[iLevel-1]; }
    void setListType(const int iLevel, const char type);
    void incrementLevelNumber(const int iLevel) { m_iListNumbers[iLevel - 1]++; }
    void setLevelNumber(const int iLevel, const int iNumber) { m_iListNumbers[iLevel - 1] = iNumber; }
    void setListLeftOffset(const int iLevel, const float listLeftOffset) { m_listLeftOffset[iLevel - 1] = listLeftOffset; }
    void setListMinLabelWidth(const int iLevel, const float listMinLabelWidth) { m_listMinLabelWidth[iLevel - 1] = listMinLabelWidth; }
    int getLevelNumber(const int iLevel) const { return m_iListNumbers[iLevel - 1]; }
    float getListLeftOffset(const int iLevel) const { return m_listLeftOffset[iLevel - 1]; } 
    float getListMinLabelWidth(const int iLevel) const { return m_listMinLabelWidth[iLevel - 1]; }
    int getOutlineHash() const { return m_iOutlineHash; }

private:
    //int m_iWPOutlineHash; // we don't use this information in AbiWord, only for id purposes during filtering
    UT_uint32 m_iListIDs[WP6_NUM_LIST_LEVELS];
    int m_iListNumbers[WP6_NUM_LIST_LEVELS];
    FL_ListType m_listTypes[WP6_NUM_LIST_LEVELS];
    float m_listLeftOffset[WP6_NUM_LIST_LEVELS];
    float m_listMinLabelWidth[WP6_NUM_LIST_LEVELS];
    int m_iOutlineHash;
};

class IE_Imp_WordPerfect_Sniffer : public IE_ImpSniffer
{
    friend class IE_Imp;
    friend class IE_Imp_WordPerfect;
    
public:
    IE_Imp_WordPerfect_Sniffer();
    virtual ~IE_Imp_WordPerfect_Sniffer();
    
    virtual const IE_SuffixConfidence * getSuffixConfidence ();
    virtual UT_Confidence_t recognizeContents (GsfInput * input);
    virtual const IE_MimeConfidence * getMimeConfidence () { return NULL; }
    virtual bool getDlgLabels (const char ** szDesc,
                   const char ** szSuffixList,
                   IEFileType * ft);
    virtual UT_Error constructImporter (PD_Document * pDocument,
                    IE_Imp ** ppie);
};

class IE_Imp_WordPerfect : public IE_Imp, public WPXHLListenerImpl
{
public:
    IE_Imp_WordPerfect(PD_Document * pDocument);
    virtual ~IE_Imp_WordPerfect();
    
    virtual void pasteFromBuffer(PD_DocumentRange * pDocRange,
                 UT_uint8 * pData, UT_uint32 lenData, const char * szEncoding = 0);
    
    virtual void setDocumentMetaData(const WPXPropertyList &propList);

    virtual void startDocument();
    virtual void endDocument();

    virtual void openPageSpan(const WPXPropertyList &propList);
    virtual void closePageSpan() {}
    virtual void openHeader(const WPXPropertyList &propList);
    virtual void closeHeader();
    virtual void openFooter(const WPXPropertyList &propList);
    virtual void closeFooter();

    virtual void openParagraph(const WPXPropertyList &propList, const WPXPropertyListVector &tabStops);
    virtual void closeParagraph() {}
    
    virtual void openSpan(const WPXPropertyList &propList);
    virtual void closeSpan() {}

    virtual void openSection(const WPXPropertyList &propList, const WPXPropertyListVector &columns);
    virtual void closeSection() {}

    virtual void insertTab();
    virtual void insertText(const WPXString &text);
    virtual void insertLineBreak();

    virtual void defineOrderedListLevel(const WPXPropertyList &propList);
    virtual void defineUnorderedListLevel(const WPXPropertyList &propList); 
    virtual void openOrderedListLevel(const WPXPropertyList &propList);
    virtual void openUnorderedListLevel(const WPXPropertyList &propList);
    virtual void closeOrderedListLevel();
    virtual void closeUnorderedListLevel();
    virtual void openListElement(const WPXPropertyList &propList, const WPXPropertyListVector &tabStops);
    virtual void closeListElement() {}

    virtual void openFootnote(const WPXPropertyList &propList);
    virtual void closeFootnote();
    virtual void openEndnote(const WPXPropertyList &propList);
    virtual void closeEndnote();

    virtual void openTable(const WPXPropertyList &propList, const WPXPropertyListVector &columns);
    virtual void openTableRow(const WPXPropertyList &propList);
    virtual void closeTableRow() {}
    virtual void openTableCell(const WPXPropertyList &propList);
    virtual void closeTableCell() {}
    virtual void insertCoveredTableCell(const WPXPropertyList & /*propList*/) {}
    virtual void closeTable();

    
protected:
    virtual UT_Error _loadFile(GsfInput * input);
    UT_Error                            _appendSection(int numColumns, const float, const float);
//    UT_Error                          _appendSpan(const guint32 textAttributeBits, const char *fontName, const float fontSize, UT_uint32 listTag = 0);
    UT_Error                            _appendListSpan(UT_uint32 listTag);
//    UT_Error                          _appendParagraph(const guint8 paragraphJustification, const guint32 textAttributeBits,
//                                       const gchar *fontName, const float fontSize, const float lineSpacing);
    UT_Error                            _updateDocumentOrderedListDefinition(ABI_ListDefinition *pListDefinition, 
                                                     int iLevel, const char listType, 
                                                     const UT_UTF8String &sTextBeforeNumber, 
                                                     const UT_UTF8String &sTextAfterNumber,
                                                     int iStartingNumber);    
    UT_Error                            _updateDocumentUnorderedListDefinition(ABI_ListDefinition *pListDefinition, 
                                                       int level);    
private:
    // section props
    float                               m_leftPageMargin;
    float                               m_rightPageMargin;
    float                               m_leftSectionMargin;
    float                               m_rightSectionMargin;
    int                                 m_sectionColumnsCount;
    UT_sint8                            m_headerId; // -1 means no header
    UT_sint8                            m_footerId; // -1 means no footer
    UT_uint32                           m_nextFreeId;

    // paragraph props
    float                               m_topMargin;
    float                               m_bottomMargin;
    float                               m_leftMarginOffset;
    float                               m_rightMarginOffset;
    float                               m_textIndent;

    // state handling that libwpd can't account for
    //UT_StringPtrMap                       m_listStylesHash;
    ABI_ListDefinition *                m_pCurrentListDefinition;
    bool                                m_bParagraphChanged;
    bool                                m_bParagraphInSection;
    bool                                m_bInSection;
    bool                                m_bSectionChanged;
    bool                                m_bRequireBlock;

    int                                 m_iCurrentListLevel;
    bool                                m_bInCell;

    // HACK HACK HACK
    int                                 m_bHdrFtrOpenCount;
};

#ifdef HAVE_LIBWPS

class IE_Imp_MSWorks_Sniffer : public IE_ImpSniffer
{
    friend class IE_Imp;
    friend class IE_Imp_MSWorks;
    
public:
    IE_Imp_MSWorks_Sniffer();
    virtual ~IE_Imp_MSWorks_Sniffer();
    
    virtual const IE_SuffixConfidence * getSuffixConfidence ();
    virtual UT_Confidence_t recognizeContents (GsfInput * input);
    virtual const IE_MimeConfidence * getMimeConfidence () { return NULL; }
    virtual bool getDlgLabels (const char ** szDesc,
                   const char ** szSuffixList,
                   IEFileType * ft);
    virtual UT_Error constructImporter (PD_Document * pDocument,
                    IE_Imp ** ppie);
};

#endif

#endif /* IE_IMP_WP_H */

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