libreoffice/sw/source/core/text/guess.hxx

/* -*- 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 _GUESS_HXX
#define _GUESS_HXX
#include <com/sun/star/linguistic2/XHyphenatedWord.hpp>

#include "txttypes.hxx"
#include "breakit.hxx"
#include "porrst.hxx"   // SwHangingPortion

class SwTxtFormatInfo;

/*************************************************************************
 *                      class SwTxtGuess
 *************************************************************************/

class SwTxtGuess
{
    ::com::sun::star::uno::Reference< ::com::sun::star::linguistic2::XHyphenatedWord >  xHyphWord;
    SwHangingPortion *pHanging; // for hanging punctuation
    xub_StrLen nCutPos;         // this character doesn't fit
    xub_StrLen nBreakStart;     // start index of word containing line break
    xub_StrLen nBreakPos;       // start index of break position
    xub_StrLen nFieldDiff;      // absolut positions can be wrong if we
                                // a field in the text has been expanded
    KSHORT nBreakWidth;         // width of the broken portion
public:
    inline SwTxtGuess(): pHanging( NULL ), nCutPos(0), nBreakStart(0),
                        nBreakPos(0), nFieldDiff(0), nBreakWidth(0)
        { }
    ~SwTxtGuess() { delete pHanging; }

    // true, if current portion still fits to current line
    sal_Bool Guess( const SwTxtPortion& rPor, SwTxtFormatInfo &rInf,
                    const KSHORT nHeight );
    sal_Bool AlternativeSpelling( const SwTxtFormatInfo &rInf, const xub_StrLen nPos );

    inline SwHangingPortion* GetHangingPortion() const { return pHanging; }
    inline void ClearHangingPortion() { pHanging = NULL; }
    inline KSHORT BreakWidth() const { return nBreakWidth; }
    inline xub_StrLen CutPos() const { return nCutPos; }
    inline xub_StrLen BreakStart() const { return nBreakStart; }
    inline xub_StrLen BreakPos() const {return nBreakPos; }
    inline xub_StrLen FieldDiff() const {return nFieldDiff; }
    inline ::com::sun::star::uno::Reference< ::com::sun::star::linguistic2::XHyphenatedWord > HyphWord() const
        { return xHyphWord; }
};

#endif

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