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/* -*- 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 _PORTXT_HXX
#define _PORTXT_HXX

#include <tools/mempool.hxx>

#include "porlin.hxx"

class SwTxtGuess;

/*************************************************************************
 *                      class SwTxtPortion
 *************************************************************************/

/// This portion represents a part of the paragraph string.
class SwTxtPortion : public SwLinePortion
{
    void BreakCut( SwTxtFormatInfo &rInf, const SwTxtGuess &rGuess );
    void BreakUnderflow( SwTxtFormatInfo &rInf );
    sal_Bool _Format( SwTxtFormatInfo &rInf );

public:
    inline SwTxtPortion(){ SetWhichPor( POR_TXT ); }
    SwTxtPortion( const SwLinePortion &rPortion );
    virtual void Paint( const SwTxtPaintInfo &rInf ) const;
    virtual sal_Bool Format( SwTxtFormatInfo &rInf );
    virtual void FormatEOL( SwTxtFormatInfo &rInf );
    virtual xub_StrLen GetCrsrOfst( const KSHORT nOfst ) const;
    virtual SwPosSize GetTxtSize( const SwTxtSizeInfo &rInfo ) const;
    virtual sal_Bool GetExpTxt( const SwTxtSizeInfo &rInf, OUString &rTxt ) const;
    virtual long CalcSpacing( long nSpaceAdd, const SwTxtSizeInfo &rInf ) const;

    // Counts the spaces for justified paragraph
    sal_Int32 GetSpaceCnt( const SwTxtSizeInfo &rInf, sal_Int32& rCnt ) const;

    sal_Bool CreateHyphen( SwTxtFormatInfo &rInf, SwTxtGuess &rGuess );

    // Accessibility: pass information about this portion to the PortionHandler
    virtual void HandlePortion( SwPortionHandler& rPH ) const;

    OUTPUT_OPERATOR
    DECL_FIXEDMEMPOOL_NEWDEL(SwTxtPortion)
};

/*************************************************************************
 *                      class SwHolePortion
 *************************************************************************/

class SwHolePortion : public SwLinePortion
{
    KSHORT nBlankWidth;
public:
            SwHolePortion( const SwTxtPortion &rPor );
    inline KSHORT GetBlankWidth( ) const { return nBlankWidth; }
    inline void SetBlankWidth( const KSHORT nNew ) { nBlankWidth = nNew; }
    virtual SwLinePortion *Compress();
    virtual sal_Bool Format( SwTxtFormatInfo &rInf );
    virtual void Paint( const SwTxtPaintInfo &rInf ) const;

    // Accessibility: pass information about this portion to the PortionHandler
    virtual void HandlePortion( SwPortionHandler& rPH ) const;

    OUTPUT_OPERATOR
    DECL_FIXEDMEMPOOL_NEWDEL(SwHolePortion)
};

class SwFieldMarkPortion : public SwTxtPortion
{
    public:
        inline SwFieldMarkPortion() : SwTxtPortion()
            { }
        virtual void Paint( const SwTxtPaintInfo &rInf ) const;
        virtual sal_Bool Format( SwTxtFormatInfo &rInf );
};

class SwFieldFormPortion : public SwTxtPortion
{
    public:
        inline SwFieldFormPortion() : SwTxtPortion()
            { }
    virtual void Paint( const SwTxtPaintInfo &rInf ) const;
    virtual sal_Bool Format( SwTxtFormatInfo &rInf );
};


CLASSIO( SwTxtPortion )
CLASSIO( SwHolePortion )

#endif

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */