/* -*- 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 .
 */

#include "rtfsdrexport.hxx"
#include "rtfattributeoutput.hxx"
#include <svtools/rtfkeywd.hxx>
#include <filter/msfilter/rtfutil.hxx>
#include <editeng/editobj.hxx>
#include <svx/svdotext.hxx>
#include <svx/unoapi.hxx>
#include <vcl/cvtgrf.hxx>
#include <textboxhelper.hxx>
#include <dcontact.hxx>
#include <algorithm>

using namespace sw::util;
using namespace css;

RtfSdrExport::RtfSdrExport(RtfExport& rExport)
    : EscherEx(EscherExGlobalRef(new EscherExGlobal), 0),
      m_rExport(rExport),
      m_rAttrOutput((RtfAttributeOutput&)m_rExport.AttrOutput()),
      m_pSdrObject(NULL),
      m_nShapeType(ESCHER_ShpInst_Nil),
      m_nShapeFlags(0) ,
      m_pShapeStyle(new OStringBuffer(200)),
      m_pShapeTypeWritten(new bool[ ESCHER_ShpInst_COUNT ]),
      m_aTextBoxes(SwTextBoxHelper::findTextBoxes(m_rExport.pDoc))
{
    mnGroupLevel = 1;
    memset(m_pShapeTypeWritten, 0, ESCHER_ShpInst_COUNT * sizeof(bool));
}

RtfSdrExport::~RtfSdrExport()
{
    delete mpOutStrm, mpOutStrm = NULL;
    delete m_pShapeStyle, m_pShapeStyle = NULL;
    delete[] m_pShapeTypeWritten, m_pShapeTypeWritten = NULL;
}

void RtfSdrExport::OpenContainer(sal_uInt16 nEscherContainer, int nRecInstance)
{
    EscherEx::OpenContainer(nEscherContainer, nRecInstance);

    if (nEscherContainer == ESCHER_SpContainer)
    {
        m_nShapeType = ESCHER_ShpInst_Nil;
        if (!m_pShapeStyle->isEmpty())
            m_pShapeStyle->makeStringAndClear();
        m_pShapeStyle->ensureCapacity(200);
        m_aShapeProps.clear();
    }
}

void RtfSdrExport::CloseContainer()
{
    if (mRecTypes.back() == ESCHER_SpContainer)
    {
        // write the shape now when we have all the info
        sal_Int32 nShapeElement = StartShape();
        EndShape(nShapeElement);

        // cleanup
        m_nShapeType = ESCHER_ShpInst_Nil;
    }

    EscherEx::CloseContainer();
}

sal_uInt32 RtfSdrExport::EnterGroup(const OUString& /*rShapeName*/, const Rectangle* /*pRect*/)
{
    return GenerateShapeId();
}

void RtfSdrExport::LeaveGroup()
{
    /* noop */
}

void RtfSdrExport::AddShape(sal_uInt32 nShapeType, sal_uInt32 nShapeFlags, sal_uInt32 /*nShapeId*/)
{
    m_nShapeType = nShapeType;
    m_nShapeFlags = nShapeFlags;
}

inline sal_uInt16 impl_GetUInt16(const sal_uInt8*& pVal)
{
    sal_uInt16 nRet = *pVal++;
    nRet += (*pVal++) << 8;
    return nRet;
}

inline sal_Int32 impl_GetPointComponent(const sal_uInt8*& pVal, sal_Size& rVerticesPos, sal_uInt16 nPointSize)
{
    sal_Int32 nRet = 0;
    if ((nPointSize == 0xfff0) || (nPointSize == 4))
    {
        sal_uInt16 nUnsigned = *pVal++;
        nUnsigned += (*pVal++) << 8;
        rVerticesPos += 2;

        nRet = sal_Int16(nUnsigned);
    }
    else if (nPointSize == 8)
    {
        sal_uInt32 nUnsigned = *pVal++;
        nUnsigned += (*pVal++) << 8;
        nUnsigned += (*pVal++) << 16;
        nUnsigned += (*pVal++) << 24;
        rVerticesPos += 4;

        nRet = nUnsigned;
    }

    return nRet;
}

void RtfSdrExport::Commit(EscherPropertyContainer& rProps, const Rectangle& rRect)
{
    if (m_nShapeType == ESCHER_ShpInst_Nil)
        return;

    if (m_nShapeType == ESCHER_ShpInst_Line)
        AddLineDimensions(rRect);
    else
        AddRectangleDimensions(*m_pShapeStyle, rRect);

    // properties
    const EscherProperties& rOpts = rProps.GetOpts();
    for (EscherProperties::const_iterator it = rOpts.begin(); it != rOpts.end(); ++it)
    {
        sal_uInt16 nId = (it->nPropId & 0x0FFF);

        switch (nId)
        {
        case ESCHER_Prop_WrapText:
        {
            int nWrapType = 0;
            switch (it->nPropValue)
            {
            case ESCHER_WrapSquare:
                nWrapType = 2;
                break;
            case ESCHER_WrapByPoints:
                nWrapType = 4;
                break;
            case ESCHER_WrapNone:
                nWrapType = 3;
                break;
            case ESCHER_WrapTopBottom:
                nWrapType = 1;
                break;
            case ESCHER_WrapThrough:
                nWrapType = 5;
                break;
            }
            if (nWrapType)
                m_pShapeStyle->append(OOO_STRING_SVTOOLS_RTF_SHPWR).append((sal_Int32)nWrapType);
        }
        break;
        case ESCHER_Prop_fillColor:
            m_aShapeProps.insert(std::pair<OString,OString>("fillColor", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_fillBackColor:
            m_aShapeProps.insert(std::pair<OString,OString>("fillBackColor", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_AnchorText:
            m_aShapeProps.insert(std::pair<OString,OString>("anchorText", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_fNoFillHitTest:
            if (it->nPropValue)
                m_aShapeProps.insert(std::pair<OString,OString>("fNoFillHitTest", OString::number(1)));
            break;
        case ESCHER_Prop_fNoLineDrawDash:
            // for some reason the value is set to 0x90000 if lines are switched off
            if (it->nPropValue == 0x90000)
                m_aShapeProps.insert(std::pair<OString,OString>("fLine", OString::number(0)));
            break;
        case ESCHER_Prop_lineColor:
            m_aShapeProps.insert(std::pair<OString,OString>("lineColor", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_lineBackColor:
            m_aShapeProps.insert(std::pair<OString,OString>("lineBackColor", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_lineJoinStyle:
            m_aShapeProps.insert(std::pair<OString,OString>("lineJoinStyle", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_fshadowObscured:
            if (it->nPropValue)
                m_aShapeProps.insert(std::pair<OString,OString>("fshadowObscured", "1"));
            break;
        case ESCHER_Prop_geoLeft:
        case ESCHER_Prop_geoTop:
        {
            sal_uInt32 nLeft = 0, nTop = 0;

            if (nId == ESCHER_Prop_geoLeft)
            {
                nLeft = it->nPropValue;
                rProps.GetOpt(ESCHER_Prop_geoTop, nTop);
            }
            else
            {
                nTop = it->nPropValue;
                rProps.GetOpt(ESCHER_Prop_geoLeft, nLeft);
            }

            m_aShapeProps.insert(std::pair<OString,OString>("geoLeft",
                                 OString::number(sal_Int32(nLeft))));
            m_aShapeProps.insert(std::pair<OString,OString>("geoTop",
                                 OString::number(sal_Int32(nTop))));
        }
        break;

        case ESCHER_Prop_geoRight:
        case ESCHER_Prop_geoBottom:
        {
            sal_uInt32 nLeft = 0, nRight = 0, nTop = 0, nBottom = 0;
            rProps.GetOpt(ESCHER_Prop_geoLeft, nLeft);
            rProps.GetOpt(ESCHER_Prop_geoTop, nTop);

            if (nId == ESCHER_Prop_geoRight)
            {
                nRight = it->nPropValue;
                rProps.GetOpt(ESCHER_Prop_geoBottom, nBottom);
            }
            else
            {
                nBottom = it->nPropValue;
                rProps.GetOpt(ESCHER_Prop_geoRight, nRight);
            }

            m_aShapeProps.insert(std::pair<OString,OString>("geoRight",
                                 OString::number(sal_Int32(nRight) - sal_Int32(nLeft))));
            m_aShapeProps.insert(std::pair<OString,OString>("geoBottom",
                                 OString::number(sal_Int32(nBottom) - sal_Int32(nTop))));
        }
        break;
        case ESCHER_Prop_pVertices:
        case ESCHER_Prop_pSegmentInfo:
        {
            EscherPropSortStruct aVertices;
            EscherPropSortStruct aSegments;

            if (rProps.GetOpt(ESCHER_Prop_pVertices, aVertices) &&
                rProps.GetOpt(ESCHER_Prop_pSegmentInfo, aSegments) &&
                aVertices.nPropSize >= 6 && aSegments.nPropSize >= 6)
            {
                const sal_uInt8* pVerticesIt = aVertices.pBuf + 6;
                sal_Size nVerticesPos = 6;
                const sal_uInt8* pSegmentIt = aSegments.pBuf;

                OStringBuffer aSegmentInfo(512);
                OStringBuffer aVerticies(512);

                sal_uInt16 nPointSize = aVertices.pBuf[4] + (aVertices.pBuf[5] << 8);

                // number of segments
                sal_uInt16 nSegments = impl_GetUInt16(pSegmentIt);
                sal_Int32 nVertices = 0;
                aSegmentInfo.append("2;").append((sal_Int32)nSegments);
                pSegmentIt += 4;

                for (; nSegments; --nSegments)
                {
                    sal_uInt16 nSeg = impl_GetUInt16(pSegmentIt);
                    aSegmentInfo.append(';').append((sal_Int32)nSeg);
                    switch (nSeg)
                    {
                    case 0x0001: // lineto
                    case 0x4000: // moveto
                    {
                        sal_Int32 nX = impl_GetPointComponent(pVerticesIt, nVerticesPos, nPointSize);
                        sal_Int32 nY = impl_GetPointComponent(pVerticesIt, nVerticesPos, nPointSize);
                        aVerticies.append(";(").append(nX).append(",").append(nY).append(")");
                        nVertices ++;
                    }
                    break;
                    case 0x2001: // curveto
                    {
                        for (int i = 0; i < 3; i++)
                        {
                            sal_Int32 nX = impl_GetPointComponent(pVerticesIt, nVerticesPos, nPointSize);
                            sal_Int32 nY = impl_GetPointComponent(pVerticesIt, nVerticesPos, nPointSize);
                            aVerticies.append(";(").append(nX).append(",").append(nY).append(")");
                            nVertices ++;
                        }
                    }
                    break;
                    case 0xb300:
                    case 0xac00:
                    case 0xaa00: // nofill
                    case 0xab00: // nostroke
                    case 0x6001: // close
                    case 0x8000: // end
                        break;
                    default:
                        // See EscherPropertyContainer::CreateCustomShapeProperties, by default nSeg is simply the number of points.
                        for (int i = 0; i < nSeg; ++i)
                        {
                            if (nVerticesPos >= aVertices.nPropSize)
                                break;
                            sal_Int32 nX = impl_GetPointComponent(pVerticesIt, nVerticesPos, nPointSize);
                            sal_Int32 nY = impl_GetPointComponent(pVerticesIt, nVerticesPos, nPointSize);
                            aVerticies.append(";(").append(nX).append(",").append(nY).append(")");
                            ++nVertices;
                        }
                        break;
                    }
                }

                if (!aVerticies.isEmpty())
                {
                    // We know the number of vertices at the end only, so we have to prepend them here.
                    m_aShapeProps.insert(std::pair<OString,OString>("pVerticies", "8;" + OString::number(nVertices) + aVerticies.makeStringAndClear()));
                }
                if (!aSegmentInfo.isEmpty())
                    m_aShapeProps.insert(std::pair<OString,OString>("pSegmentInfo", aSegmentInfo.makeStringAndClear()));
            }
            else
                SAL_INFO("sw.rtf", OSL_THIS_FUNC << ": unhandled shape path, missing either pVertices or pSegmentInfo");
        }
        break;
        case ESCHER_Prop_shapePath:
            // noop, we use pSegmentInfo instead
            break;
        case ESCHER_Prop_fFillOK:
            if (!it->nPropValue)
                m_aShapeProps.insert(std::pair<OString,OString>("fFillOK", "0"));
            break;
        case ESCHER_Prop_dxTextLeft:
            m_aShapeProps.insert(std::pair<OString,OString>("dxTextLeft", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_dyTextTop:
            m_aShapeProps.insert(std::pair<OString,OString>("dyTextTop", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_dxTextRight:
            m_aShapeProps.insert(std::pair<OString,OString>("dxTextRight", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_dyTextBottom:
            m_aShapeProps.insert(std::pair<OString,OString>("dyTextBottom", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_FitTextToShape:
            // Size text to fit shape size: not supported by RTF
            break;
        case ESCHER_Prop_adjustValue:
            m_aShapeProps.insert(std::pair<OString,OString>("adjustValue", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_txflTextFlow:
            m_aShapeProps.insert(std::pair<OString,OString>("txflTextFlow", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_fillType:
            m_aShapeProps.insert(std::pair<OString,OString>("fillType", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_fillOpacity:
            m_aShapeProps.insert(std::pair<OString,OString>("fillOpacity", OString::number(it->nPropValue)));
            break;
        case ESCHER_Prop_fillBlip:
        {
            OStringBuffer aBuf;
            aBuf.append('{').append(OOO_STRING_SVTOOLS_RTF_PICT).append(OOO_STRING_SVTOOLS_RTF_PNGBLIP).append(SAL_NEWLINE_STRING);
            int nHeaderSize = 25; // The first bytes are WW8-specific, we're only interested in the PNG
            aBuf.append(RtfAttributeOutput::WriteHex(it->pBuf + nHeaderSize, it->nPropSize - nHeaderSize));
            aBuf.append('}');
            m_aShapeProps.insert(std::pair<OString,OString>("fillBlip", aBuf.makeStringAndClear()));
        }
        break;
        default:
            SAL_INFO("sw.rtf", OSL_THIS_FUNC << ": unhandled property: " << nId << " (value: " << it->nPropValue << ")");
            break;
        }
    }
}

void RtfSdrExport::AddLineDimensions(const Rectangle& rRectangle)
{
    // We get the position relative to (the current?) character
    m_aShapeProps.insert(std::pair<OString,OString>("posrelh", "3"));

    switch (m_nShapeFlags & 0xC0)
    {
    case 0x40:
        m_aShapeProps.insert(std::pair<OString,OString>("fFlipV", "1"));
        break;
    case 0x80:
        m_aShapeProps.insert(std::pair<OString,OString>("fFlipH", "1"));
        break;
    case 0xC0:
        m_aShapeProps.insert(std::pair<OString,OString>("fFlipV", "1"));
        m_aShapeProps.insert(std::pair<OString,OString>("fFlipH", "1"));
        break;
    }

    // the actual dimensions
    m_pShapeStyle->append(OOO_STRING_SVTOOLS_RTF_SHPLEFT).append(rRectangle.Left());
    m_pShapeStyle->append(OOO_STRING_SVTOOLS_RTF_SHPTOP).append(rRectangle.Top());
    m_pShapeStyle->append(OOO_STRING_SVTOOLS_RTF_SHPRIGHT).append(rRectangle.Right());
    m_pShapeStyle->append(OOO_STRING_SVTOOLS_RTF_SHPBOTTOM).append(rRectangle.Bottom());
}

void RtfSdrExport::AddRectangleDimensions(OStringBuffer& rBuffer, const Rectangle& rRectangle)
{
    // We get the position relative to (the current?) character
    m_aShapeProps.insert(std::pair<OString,OString>("posrelh", "3"));

    rBuffer.append(OOO_STRING_SVTOOLS_RTF_SHPLEFT).append(rRectangle.Left());
    rBuffer.append(OOO_STRING_SVTOOLS_RTF_SHPTOP).append(rRectangle.Top());
    rBuffer.append(OOO_STRING_SVTOOLS_RTF_SHPRIGHT).append(rRectangle.Right());
    rBuffer.append(OOO_STRING_SVTOOLS_RTF_SHPBOTTOM).append(rRectangle.Bottom());
}

extern const char* pShapeTypes[];

static void lcl_AppendSP(OStringBuffer& rRunText, const char cName[], const OString& rValue)
{
    rRunText.append('{').append(OOO_STRING_SVTOOLS_RTF_SP)
    .append('{').append(OOO_STRING_SVTOOLS_RTF_SN " ").append(cName).append('}')
    .append('{').append(OOO_STRING_SVTOOLS_RTF_SV " ").append(rValue).append('}')
    .append('}');
}

void RtfSdrExport::impl_writeGraphic()
{
    // Get the Graphic object from the Sdr one.
    uno::Reference<drawing::XShape> xShape = GetXShapeForSdrObject(const_cast<SdrObject*>(m_pSdrObject));
    uno::Reference<beans::XPropertySet> xPropertySet(xShape, uno::UNO_QUERY);
    OUString sGraphicURL;
    try
    {
        xPropertySet->getPropertyValue("GraphicURL") >>= sGraphicURL;
    }
    catch (beans::UnknownPropertyException& rException)
    {
        // ATM groupshapes are not supported, just make sure we don't crash on them.
        SAL_WARN("sw.rtf", "failed. Message: " << rException.Message);
        return;
    }
    OString aURLBS(OUStringToOString(sGraphicURL, RTL_TEXTENCODING_UTF8));
    Graphic aGraphic = GraphicObject(aURLBS.copy(RTL_CONSTASCII_LENGTH("vnd.sun.star.GraphicObject:"))).GetTransformedGraphic();

    // Export it to a stream.
    SvMemoryStream aStream;
    GraphicConverter::Export(aStream, aGraphic, CVT_PNG);
    aStream.Seek(STREAM_SEEK_TO_END);
    sal_uInt32 nSize = aStream.Tell();
    const sal_uInt8* pGraphicAry = (sal_uInt8*)aStream.GetData();

    Size aMapped(aGraphic.GetPrefSize());

    // Add it to the properties.
    RtfStringBuffer aBuf;
    aBuf->append('{').append(OOO_STRING_SVTOOLS_RTF_PICT).append(OOO_STRING_SVTOOLS_RTF_PNGBLIP);
    aBuf->append(OOO_STRING_SVTOOLS_RTF_PICW).append(sal_Int32(aMapped.Width()));
    aBuf->append(OOO_STRING_SVTOOLS_RTF_PICH).append(sal_Int32(aMapped.Height())).append(SAL_NEWLINE_STRING);
    aBuf->append(RtfAttributeOutput::WriteHex(pGraphicAry, nSize));
    aBuf->append('}');
    m_aShapeProps.insert(std::pair<OString,OString>("pib", aBuf.makeStringAndClear()));
}

sal_Int32 RtfSdrExport::StartShape()
{
    if (m_nShapeType == ESCHER_ShpInst_Nil)
        return -1;

    m_aShapeProps.insert(std::pair<OString,OString>("shapeType", OString::number(m_nShapeType)));
    if (ESCHER_ShpInst_PictureFrame == m_nShapeType)
        impl_writeGraphic();

    m_rAttrOutput.RunText().append('{').append(OOO_STRING_SVTOOLS_RTF_SHP);
    m_rAttrOutput.RunText().append('{').append(OOO_STRING_SVTOOLS_RTF_IGNORE).append(OOO_STRING_SVTOOLS_RTF_SHPINST);

    m_rAttrOutput.RunText().append(m_pShapeStyle->makeStringAndClear());
    // Ignore \shpbxpage, \shpbxmargin, and \shpbxcolumn, in favor of the posrelh property.
    m_rAttrOutput.RunText().append(OOO_STRING_SVTOOLS_RTF_SHPBXIGNORE);
    // Ignore \shpbypage, \shpbymargin, and \shpbycolumn, in favor of the posrelh property.
    m_rAttrOutput.RunText().append(OOO_STRING_SVTOOLS_RTF_SHPBYIGNORE);

    for (std::map<OString,OString>::reverse_iterator i = m_aShapeProps.rbegin(); i != m_aShapeProps.rend(); ++i)
        lcl_AppendSP(m_rAttrOutput.RunText(), (*i).first.getStr(), (*i).second);

    lcl_AppendSP(m_rAttrOutput.RunText(), "wzDescription", msfilter::rtfutil::OutString(m_pSdrObject->GetDescription(), m_rExport.eCurrentEncoding));
    lcl_AppendSP(m_rAttrOutput.RunText(), "wzName", msfilter::rtfutil::OutString(m_pSdrObject->GetTitle(), m_rExport.eCurrentEncoding));

    // now check if we have some text
    const SwFrmFmt* pShape = FindFrmFmt(m_pSdrObject);
    if (pShape)
    {
        if (SwFrmFmt* pTextBox = SwTextBoxHelper::findTextBox(pShape))
        {
            sw::Frame* pFrame = 0;
            for (sw::FrameIter it = m_rExport.maFrames.begin(); it != m_rExport.maFrames.end(); ++it)
            {
                if (pTextBox == &it->GetFrmFmt())
                {
                    pFrame = &(*it);
                    break;
                }
            }

            if (pFrame)
                m_rAttrOutput.writeTextFrame(*pFrame, /*bTextBox=*/true);
            return m_nShapeType;
        }
    }

    const SdrTextObj* pTxtObj = dynamic_cast<const SdrTextObj*>(m_pSdrObject);
    if (pTxtObj)
    {
        const OutlinerParaObject* pParaObj = 0;
        bool bOwnParaObj = false;

        /*
        #i13885#
        When the object is actively being edited, that text is not set into
        the objects normal text object, but lives in a separate object.
        */
        if (pTxtObj->IsTextEditActive())
        {
            pParaObj = pTxtObj->GetEditOutlinerParaObject();
            bOwnParaObj = true;
        }
        else
        {
            pParaObj = pTxtObj->GetOutlinerParaObject();
        }

        if (pParaObj)
        {
            // this is reached only in case some text is attached to the shape
            WriteOutliner(*pParaObj);
            if (bOwnParaObj)
                delete pParaObj;
        }
    }

    return m_nShapeType;
}

void RtfSdrExport::WriteOutliner(const OutlinerParaObject& rParaObj)
{
    SAL_INFO("sw.rtf", OSL_THIS_FUNC << " start");

    const EditTextObject& rEditObj = rParaObj.GetTextObject();
    MSWord_SdrAttrIter aAttrIter(m_rExport, rEditObj, TXT_HFTXTBOX);

    sal_Int32 nPara = rEditObj.GetParagraphCount();

    m_rAttrOutput.RunText().append('{').append(OOO_STRING_SVTOOLS_RTF_SHPTXT).append(' ');
    for (sal_Int32 n = 0; n < nPara; ++n)
    {
        if (n)
            aAttrIter.NextPara(n);

        rtl_TextEncoding eChrSet = aAttrIter.GetNodeCharSet();

        OUString aStr(rEditObj.GetText(n));
        sal_Int32 nAktPos = 0;
        const sal_Int32 nEnd = aStr.getLength();

        aAttrIter.OutParaAttr(false);
        m_rAttrOutput.RunText().append(m_rAttrOutput.Styles().makeStringAndClear());

        do
        {
            const sal_Int32 nNextAttr = std::min(aAttrIter.WhereNext(), nEnd);
            rtl_TextEncoding eNextChrSet = aAttrIter.GetNextCharSet();

            aAttrIter.OutAttr(nAktPos);
            m_rAttrOutput.RunText().append('{').append(m_rAttrOutput.Styles().makeStringAndClear()).append(SAL_NEWLINE_STRING);
            bool bTxtAtr = aAttrIter.IsTxtAttr(nAktPos);
            if (!bTxtAtr)
            {
                OUString aOut(aStr.copy(nAktPos, nNextAttr - nAktPos));
                m_rAttrOutput.RunText().append(msfilter::rtfutil::OutString(aOut, eChrSet));
            }

            m_rAttrOutput.RunText().append('}');

            nAktPos = nNextAttr;
            eChrSet = eNextChrSet;
            aAttrIter.NextPos();
        }
        while (nAktPos < nEnd);
    }
    m_rAttrOutput.RunText().append(OOO_STRING_SVTOOLS_RTF_PAR).append('}');

    SAL_INFO("sw.rtf", OSL_THIS_FUNC << " end");
}

void RtfSdrExport::EndShape(sal_Int32 nShapeElement)
{
    if (nShapeElement >= 0)
    {
        // end of the shape
        m_rAttrOutput.RunText().append('}').append('}');
    }
}

sal_uInt32 RtfSdrExport::AddSdrObject(const SdrObject& rObj)
{
    m_pSdrObject = &rObj;
    return EscherEx::AddSdrObject(rObj);
}

bool RtfSdrExport::isTextBox(const SwFrmFmt& rFrmFmt)
{
    return m_aTextBoxes.find(&rFrmFmt) != m_aTextBoxes.end();
}

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