office-gobmx/include/editeng/tstpitem.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 INCLUDED_EDITENG_TSTPITEM_HXX
#define INCLUDED_EDITENG_TSTPITEM_HXX

#include <svl/poolitem.hxx>
#include <editeng/svxenum.hxx>
#include <editeng/editengdllapi.h>
#include <o3tl/sorted_vector.hxx>

// class SvxTabStop ------------------------------------------------------

#define SVX_TAB_DEFCOUNT    10
#define SVX_TAB_DEFDIST     1134            // 2cm in twips
#define SVX_TAB_NOTFOUND    USHRT_MAX
#define cDfltDecimalChar    u'\0' // Get from IntlWrapper
#define cDfltFillChar       u' '

class EDITENG_DLLPUBLIC SvxTabStop
{
private:
    sal_Int32       nTabPos;
    SvxTabAdjust    eAdjustment;
    mutable sal_Unicode
                    m_cDecimal;
    sal_Unicode     cFill;

    void fillDecimal() const;

public:
    SvxTabStop();
    explicit SvxTabStop( const sal_Int32 nPos,
                const SvxTabAdjust eAdjst = SvxTabAdjust::Left,
                const sal_Unicode cDec = cDfltDecimalChar,
                const sal_Unicode cFil = cDfltFillChar );

    sal_Int32&    GetTabPos() { return nTabPos; }
    sal_Int32     GetTabPos() const { return nTabPos; }

    SvxTabAdjust& GetAdjustment() { return eAdjustment; }
    SvxTabAdjust  GetAdjustment() const { return eAdjustment; }

    sal_Unicode&  GetDecimal() { fillDecimal(); return m_cDecimal; }
    sal_Unicode   GetDecimal() const { fillDecimal(); return m_cDecimal; }

    sal_Unicode&  GetFill() { return cFill; }
    sal_Unicode   GetFill() const { return cFill; }

    bool          operator==( const SvxTabStop& rTS ) const
                        {
                            return ( nTabPos     == rTS.nTabPos     &&
                                     eAdjustment == rTS.eAdjustment &&
                                     m_cDecimal    == rTS.m_cDecimal    &&
                                     cFill       == rTS.cFill );
                        }
    bool          operator!=( const SvxTabStop& rTS ) const
                        {
                            return !operator==(rTS);
                        }
    // For the SortedArray:
    bool            operator <( const SvxTabStop& rTS ) const
                        { return nTabPos < rTS.nTabPos; }

    void dumpAsXml(xmlTextWriterPtr pWriter) const;
};

// class SvxTabStopItem --------------------------------------------------

typedef o3tl::sorted_vector<SvxTabStop> SvxTabStopArr;

/*  [Description]

    This item describes a list of TabStops.
*/

class EDITENG_DLLPUBLIC SvxTabStopItem final : public SfxPoolItem
{
    SvxTabStopArr maTabStops;
    /// Defines default tab width for tabs without dedicated tab stop in the paragraph.
    sal_Int32 mnDefaultDistance = 0;

public:
    static SfxPoolItem* CreateDefault();

    explicit SvxTabStopItem( sal_uInt16 nWhich  );
    SvxTabStopItem( const sal_uInt16 nTabs,
                    const sal_uInt16 nDist,
                    const SvxTabAdjust eAdjst /*= SvxTabAdjust::Default*/,
                    sal_uInt16 nWhich  );

    // Returns index of the tab or TAB_NOTFOUND
    sal_uInt16          GetPos( const SvxTabStop& rTab ) const;

    // Returns index of the tab at nPos, or TAB_NOTFOUND
    sal_uInt16          GetPos( const sal_Int32 nPos ) const;
    void SetDefaultDistance(sal_Int32 nDefaultDistancenDefTabSize);
    sal_Int32 GetDefaultDistance() const;

    // unprivatized:
    sal_uInt16          Count() const { return maTabStops.size(); }
    bool                Insert( const SvxTabStop& rTab );
    void                Insert( const SvxTabStopItem* pTabs );
    void                Remove( const sal_uInt16 nPos, const sal_uInt16 nLen = 1 )
                        { maTabStops.erase( maTabStops.begin() + nPos, maTabStops.begin() + nPos + nLen ); }

    // Assignment operator, equality operator (caution: expensive!)

    // this is already included in SfxPoolItem declaration
    //int             operator!=( const SvxTabStopItem& rTSI ) const
    //                  { return !( operator==( rTSI ) ); }

    const SvxTabStop& operator[]( const sal_uInt16 nPos ) const
                        { return maTabStops[nPos]; }

    const SvxTabStop& At( const sal_uInt16 nPos ) const
    {
        return maTabStops[nPos];
    }

    // "pure virtual Methods" from SfxPoolItem
    virtual bool             operator==( const SfxPoolItem& ) const override;
    virtual bool             QueryValue( css::uno::Any& rVal, sal_uInt8 nMemberId = 0 ) const override;
    virtual bool             PutValue( const css::uno::Any& rVal, sal_uInt8 nMemberId ) override;

    virtual bool GetPresentation( SfxItemPresentation ePres,
                                  MapUnit eCoreMetric,
                                  MapUnit ePresMetric,
                                  OUString &rText, const IntlWrapper& ) const override;

    virtual SvxTabStopItem* Clone( SfxItemPool *pPool = nullptr ) const override;

    void dumpAsXml(xmlTextWriterPtr pWriter) const override;
};

#endif

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