office-gobmx/hwpfilter/source/hpara.h

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef _HWPPARA_H_
#define _HWPPARA_H_

#include <hwplib.h>
#include <hwpfile.h>
#include <hinfo.h>

struct HBox;

/**
 * etc flag
 * 0 bit : Use page columns
 * 1 bit : Use page lows
 * 2 bit : Use section break
 * 3 bit : Block start
 * 4 bit : In Block
 * 5 bit : Block end
 * 6 bit : Preserve widow orphan
 * 7 bit : Reserved
 */
enum
{
    PA_USER_COLUMN    =   1,
    PA_USER_PAGE      =   2,                      /* p user_page definiton */
    PA_SECTION_BREAK  =   4,
    PA_BLOCK_BEGIN    =   8,
    PA_IN_BLOCK       =   16,
    PA_BLOCK_END      =   32,
    PA_WIDOW_ORPHAN   =   64
};

class HWPPara;
#define FIXED_SPACING_BIT (0x8000)

struct LineInfo
{
/* <20><><EFBFBD><EFBFBD><EFBFBD>ϴ<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><>ġ : <20><>Ʈ<EFBFBD><C6AE><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD≯<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
/**
 * Starting character position
 */
    unsigned short    pos;
    hunit         space_width;
    hunit         height;
    hunit         pgy;                            /* internal */
    hunit         sx;                             /* internal */
    hunit         psx;                            /* internal */
    hunit         pex;                            /* internal */
// for formating
    hunit         height_sp;
    unsigned short    softbreak;                  // column, page, section

    bool  Read(HWPFile &hwpf, HWPPara *para);
};
/**
 * It represents the paragraph.
 * @short Paragraph
 */
class DLLEXPORT HWPPara
{
    private:
        HWPPara       *_next;

    public:
// paragraph information
/**
 * Zero is for the new paragraph style.
 */
        unsigned char     reuse_shape;            /* 0<≯<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> */
        unsigned short    nch;
        unsigned short    nline;

// realking
        hunit         begin_ypos;
        unsigned char     scflag;

/**
 * If the value is 0, all character of paragraph have same style given cshape
 */
        unsigned char     contain_cshape;         /* 0<≯<EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD>ڰ<EFBFBD> <20><>ǥ <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> */
        unsigned char     etcflag;
/**
 * Checks the special characters in the paragraph
 */
        unsigned long     ctrlflag;
        unsigned char     pstyno;
        CharShape     cshape;                     /* <20><><EFBFBD>ڰ<EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>϶<EFBFBD>  */
        ParaShape     pshape;                     /* reuse flag<61><67> 0<≯<EFBFBD>     */
        int           pno;                        /* run-time only      */

        LineInfo      *linfo;
        CharShape     *cshapep;
/**
 * Box object list
 */
        HBox          **hhstr;

        HWPPara(void);
        ~HWPPara(void);

        int   Read(HWPFile &hwpf, unsigned char flag = 0);
        int   Write(CTextOut &txtf);
        int   Write(CHTMLOut &html);

        void  SetNext(HWPPara *n) { _next = n; };

/* layout<75><74> <20><><EFBFBD><EFBFBD> <20>Լ<EFBFBD> */
/**
 * Returns the character sytle of paragraph.
 */
        CharShape *GetCharShape(int pos);
/**
 * Returns the sytle of paragraph.
 */
        ParaShape *GetParaShape(void);

/**
 * Returns previous paragraph.
 */
        HWPPara *Prev(void);
/**
 * Returns next paragraph.
 */
        HWPPara *Next(void);

        int HomePos(int line) const;
        int EndPos(int line) const;
        int LineLen(int line) const;

    private:
        HBox *readHBox(HWPFile &);
};

// inline functions

inline int HWPPara::HomePos(int line) const
{
    if( nline < line + 1 ) return nch;
    return linfo[line].pos;
}


inline int HWPPara::EndPos(int line) const
{
    if( nline <= line + 1 ) return nch;
    else return HomePos(line + 1);
}


inline int HWPPara::LineLen(int line) const
{
    return EndPos(line) - HomePos(line);
}
#endif                                            /* _HWPPARA_H_ */

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