/* -*- 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_SW_INC_FORMATLINEBREAK_HXX

#define INCLUDED_SW_INC_FORMATLINEBREAK_HXX

#include "swdllapi.h"

#include <svl/eitem.hxx>

#include "calbck.hxx"

#include <cppuhelper/weakref.hxx>

#include <unotools/weakref.hxx>

#include <com/sun/star/text/XTextContent.hpp>

class SwTextLineBreak;

class SwXLineBreak;

class SwXTextRange;

/// Defines the location of a line break text wrapping restart; corresponds to RTF's \lbrN.

enum class SwLineBreakClear

{

    NONE,

    LEFT,

    RIGHT,

    ALL,

    LAST = ALL

};

/// SfxPoolItem subclass that wraps an SwLineBreakClear.

class SW_DLLPUBLIC SwFormatLineBreak final : public SfxEnumItem<SwLineBreakClear>,

                                             public SvtBroadcaster

{

    /// The SwTextAttr that knows the position of the line break in the doc model.

    SwTextLineBreak* m_pTextAttr;

    unotools::WeakReference<SwXLineBreak> m_wXLineBreak;

    SwFormatLineBreak& operator=(const SwFormatLineBreak& rLineBreak) = delete;

    SwFormatLineBreak(const SwFormatLineBreak&) = delete;

public:

    DECLARE_ITEM_TYPE_FUNCTION(SwFormatLineBreak)

    SwFormatLineBreak(SwLineBreakClear eClear);

    virtual ~SwFormatLineBreak() override;

    /// See SfxPoolItem::operator ==().

    bool operator==(const SfxPoolItem&) const override;

    /// See SfxPoolItem::Clone().

    SwFormatLineBreak* Clone(SfxItemPool* pPool = nullptr) const override;

    rtl::Reference<SwXTextRange> GetAnchor() const;

    void SetTextLineBreak(SwTextLineBreak* pTextAttr) { m_pTextAttr = pTextAttr; }

    unotools::WeakReference<SwXLineBreak> const& GetXTextContent() const { return m_wXLineBreak; }

    void SetXLineBreak(rtl::Reference<SwXLineBreak> const& xLineBreak);

    void dumpAsXml(xmlTextWriterPtr pWriter) const override;

};

#endif

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