/* -*- 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 .

 */

#pragma once

#include "ContentNode.hxx"

#include "EditLineList.hxx"

#include "TextPortionList.hxx"

struct ScriptTypePosInfo

{

    short nScriptType;

    sal_Int32 nStartPos;

    sal_Int32 nEndPos;

    ScriptTypePosInfo(short Type, sal_Int32 Start, sal_Int32 End)

        : nScriptType(Type)

        , nStartPos(Start)

        , nEndPos(End)

    {

    }

};

typedef std::vector<ScriptTypePosInfo> ScriptTypePosInfos;

struct WritingDirectionInfo

{

    sal_uInt8 nType;

    sal_Int32 nStartPos;

    sal_Int32 nEndPos;

    WritingDirectionInfo(sal_uInt8 Type, sal_Int32 Start, sal_Int32 End)

        : nType(Type)

        , nStartPos(Start)

        , nEndPos(End)

    {

    }

};

typedef std::vector<WritingDirectionInfo> WritingDirectionInfos;

class ParaPortion

{

    friend class ImpEditEngine; // to adjust the height

private:

    EditLineList maLineList;

    TextPortionList maTextPortionList;

    ContentNode* mpNode = nullptr;

    tools::Long mnHeight = 0;

    ScriptTypePosInfos maScriptInfos;

    WritingDirectionInfos maWritingDirectionInfos;

    sal_Int32 mnInvalidPosStart = 0;

    sal_Int32 mnFirstLineOffset = 0; // For Writer-LineSpacing-Interpretation

    sal_Int32 mnBulletX = 0;

    sal_Int32 mnInvalidDiff = 0;

    bool mbInvalid : 1 = true;

    bool mbSimple : 1 = false; // only linear Tap

    bool mbVisible : 1 = true; // Belongs to the node!

    bool mbForceRepaint : 1 = false;

    ParaPortion(const ParaPortion&) = delete;

public:

    ParaPortion(ContentNode* pNode)

        : mpNode(pNode)

    {

    }

    sal_Int32 GetLineNumber(sal_Int32 nIndex) const;

    EditLineList& GetLines() { return maLineList; }

    const EditLineList& GetLines() const { return maLineList; }

    bool IsInvalid() const { return mbInvalid; }

    bool IsSimpleInvalid() const { return mbSimple; }

    void SetValid()

    {

        mbInvalid = false;

        mbSimple = true;

    }

    bool MustRepaint() const { return mbForceRepaint; }

    void SetMustRepaint(bool bRP) { mbForceRepaint = bRP; }

    sal_Int32 GetBulletX() const { return mnBulletX; }

    void SetBulletX(sal_Int32 nBulletX) { mnBulletX = nBulletX; }

    void MarkInvalid(sal_Int32 nStart, sal_Int32 nDiff);

    void MarkSelectionInvalid(sal_Int32 nStart);

    void SetVisible(bool bVisible) { mbVisible = bVisible; }

    bool IsVisible() const { return mbVisible; }

    bool IsEmpty() { return GetTextPortions().isEmpty(); }

    tools::Long GetHeight() const { return mbVisible ? mnHeight : 0; }

    sal_Int32 GetFirstLineOffset() const { return mbVisible ? mnFirstLineOffset : 0; }

    void ResetHeight()

    {

        mnHeight = 0;

        mnFirstLineOffset = 0;

    }

    ScriptTypePosInfos& getScriptTypePosInfos() { return maScriptInfos; }

    ScriptTypePosInfos const& getScriptTypePosInfos() const { return maScriptInfos; }

    WritingDirectionInfos& getWritingDirectionInfos() { return maWritingDirectionInfos; }

    ContentNode* GetNode() const { return mpNode; }

    TextPortionList& GetTextPortions() { return maTextPortionList; }

    const TextPortionList& GetTextPortions() const { return maTextPortionList; }

    sal_Int32 GetInvalidPosStart() const { return mnInvalidPosStart; }

    short GetInvalidDiff() const { return mnInvalidDiff; }

    void CorrectValuesBehindLastFormattedLine(sal_Int32 nLastFormattedLine);

#if OSL_DEBUG_LEVEL > 0

    static bool DbgCheckTextPortions(ParaPortion const&);

#endif

};

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