/* -*- 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 <memory>
#include "rtfattributeoutput.hxx"
#include <svtools/rtfkeywd.hxx>
#include <svtools/unitconv.hxx>
#include <filter/msfilter/rtfutil.hxx>
#include <editeng/editobj.hxx>
#include <editeng/editids.hrc>
#include <editeng/fontitem.hxx>
#include <editeng/fhgtitem.hxx>
#include <svx/svdotext.hxx>
#include <svx/unoapi.hxx>
#include <vcl/cvtgrf.hxx>
#include <textboxhelper.hxx>
#include <dcontact.hxx>
#include <comphelper/diagnose_ex.hxx>
#include <sal/log.hxx>
#include <algorithm>
#include "rtfexport.hxx"
 
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/graphic/XGraphic.hpp>
 
using namespace css;
 
RtfSdrExport::RtfSdrExport(RtfExport& rExport)
    : EscherEx(std::make_shared<EscherExGlobal>(), nullptr)
    , m_rExport(rExport)
    , m_rAttrOutput(static_cast<RtfAttributeOutput&>(m_rExport.AttrOutput()))
    , m_pSdrObject(nullptr)
    , m_nShapeType(ESCHER_ShpInst_Nil)
    , m_nShapeFlags(ShapeFlag::NONE)
    , m_aShapeStyle(200)
    , m_pShapeTypeWritten(new bool[ESCHER_ShpInst_COUNT])
{
    mnGroupLevel = 1;
    memset(m_pShapeTypeWritten.get(), 0, ESCHER_ShpInst_COUNT * sizeof(bool));
}
 
RtfSdrExport::~RtfSdrExport() {}
 
void RtfSdrExport::OpenContainer(sal_uInt16 nEscherContainer, int nRecInstance)
{
    EscherEx::OpenContainer(nEscherContainer, nRecInstance);
 
    if (nEscherContainer == ESCHER_SpContainer)
    {
        m_nShapeType = ESCHER_ShpInst_Nil;
        m_aShapeStyle.setLength(0);
        m_aShapeStyle.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 tools::Rectangle* /*pRect*/)
{
    m_bInGroup = true;
    return GenerateShapeId();
}
 
void RtfSdrExport::LeaveGroup() { m_bInGroup = false; }
 
void RtfSdrExport::AddShape(sal_uInt32 nShapeType, ShapeFlag nShapeFlags, sal_uInt32 /*nShapeId*/)
{
    m_nShapeType = nShapeType;
    m_nShapeFlags = nShapeFlags;
}
 
static sal_uInt16 impl_GetUInt16(const sal_uInt8*& pVal)
{
    sal_uInt16 nRet = *pVal++;
    nRet += (*pVal++) << 8;
    return nRet;
}
 
static sal_Int32 impl_GetPointComponent(const sal_uInt8*& pVal, std::size_t& 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 tools::Rectangle& rRect)
{
    if (m_nShapeType == ESCHER_ShpInst_Nil)
        return;
 
    if (m_nShapeType == ESCHER_ShpInst_Line)
        AddLineDimensions(rRect);
    else
        AddRectangleDimensions(m_aShapeStyle, rRect);
 
    // properties
    const EscherProperties& rOpts = rProps.GetOpts();
    for (const auto& rOpt : rOpts)
    {
        sal_uInt16 nId = (rOpt.nPropId & 0x0FFF);
 
        switch (nId)
        {
            case ESCHER_Prop_WrapText:
            {
                int nWrapType = 0;
                switch (rOpt.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_aShapeStyle.append(OOO_STRING_SVTOOLS_RTF_SHPWR + OString::number(nWrapType));
            }
            break;
            case ESCHER_Prop_fillColor:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("fillColor", OString::number(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_fillBackColor:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("fillBackColor", OString::number(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_AnchorText:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("anchorText", OString::number(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_fNoFillHitTest:
                if (rOpt.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 (rOpt.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(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_lineBackColor:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("lineBackColor", OString::number(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_lineJoinStyle:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("lineJoinStyle", OString::number(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_fshadowObscured:
                if (rOpt.nPropValue)
                    m_aShapeProps.insert(std::pair<OString, OString>("fshadowObscured", "1"));
                break;
            case ESCHER_Prop_geoLeft:
            case ESCHER_Prop_geoTop:
            {
                sal_uInt32 nLeft = 0;
                sal_uInt32 nTop = 0;
 
                if (nId == ESCHER_Prop_geoLeft)
                {
                    nLeft = rOpt.nPropValue;
                    rProps.GetOpt(ESCHER_Prop_geoTop, nTop);
                }
                else
                {
                    nTop = rOpt.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;
                sal_uInt32 nRight = 0;
                sal_uInt32 nTop = 0;
                sal_uInt32 nBottom = 0;
                rProps.GetOpt(ESCHER_Prop_geoLeft, nLeft);
                rProps.GetOpt(ESCHER_Prop_geoTop, nTop);
 
                if (nId == ESCHER_Prop_geoRight)
                {
                    nRight = rOpt.nPropValue;
                    rProps.GetOpt(ESCHER_Prop_geoBottom, nBottom);
                }
                else
                {
                    nBottom = rOpt.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.nProp.size() >= 6 && aSegments.nProp.size() >= 6)
                {
                    const sal_uInt8* pVerticesIt = aVertices.nProp.data() + 6;
                    std::size_t nVerticesPos = 6;
                    const sal_uInt8* pSegmentIt = aSegments.nProp.data();
 
                    OStringBuffer aSegmentInfo(512);
                    OStringBuffer aVerticies(512);
 
                    sal_uInt16 nPointSize = aVertices.nProp[4] + (aVertices.nProp[5] << 8);
 
                    // number of segments
                    sal_uInt16 nSegments = impl_GetUInt16(pSegmentIt);
                    sal_Int32 nVertices = 0;
                    aSegmentInfo.append("2;" + OString::number(nSegments));
                    pSegmentIt += 4;
 
                    for (; nSegments; --nSegments)
                    {
                        sal_uInt16 nSeg = impl_GetUInt16(pSegmentIt);
 
                        // The segment type is stored in the upper 3 bits
                        // and segment count is stored in the lower 13
                        // bits.
                        unsigned char nSegmentType = (nSeg & 0xE000) >> 13;
                        unsigned short nSegmentCount = nSeg & 0x03FF;
 
                        aSegmentInfo.append(";" + OString::number(static_cast<sal_Int32>(nSeg)));
                        switch (nSegmentType)
                        {
                            case msopathLineTo:
                                for (unsigned short i = 0; i < nSegmentCount; ++i)
                                {
                                    sal_Int32 nX = impl_GetPointComponent(pVerticesIt, nVerticesPos,
                                                                          nPointSize);
                                    sal_Int32 nY = impl_GetPointComponent(pVerticesIt, nVerticesPos,
                                                                          nPointSize);
                                    aVerticies.append(";(" + OString::number(nX) + ","
                                                      + OString::number(nY) + ")");
                                    nVertices++;
                                }
                                break;
                            case msopathMoveTo:
                            {
                                sal_Int32 nX
                                    = impl_GetPointComponent(pVerticesIt, nVerticesPos, nPointSize);
                                sal_Int32 nY
                                    = impl_GetPointComponent(pVerticesIt, nVerticesPos, nPointSize);
                                aVerticies.append(";(" + OString::number(nX) + ","
                                                  + OString::number(nY) + ")");
                                nVertices++;
                                break;
                            }
                            case msopathCurveTo:
                                for (unsigned short j = 0; j < nSegmentCount; ++j)
                                {
                                    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(";(" + OString::number(nX) + ","
                                                          + OString::number(nY) + ")");
                                        nVertices++;
                                    }
                                }
                                break;
                            case msopathEscape:
                            {
                                // If the segment type is msopathEscape, the lower 13 bits are
                                // divided in a 5 bit escape code and 8 bit
                                // vertex count (not segment count!)
                                unsigned char nVertexCount = nSegmentCount & 0x00FF;
                                nVerticesPos += nVertexCount;
                                break;
                            }
                            case msopathClientEscape:
                            case msopathClose:
                            case msopathEnd:
                                break;
                            default:
                                SAL_WARN("sw.rtf", "Totally b0rked");
                                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));
                    }
                    if (!aSegmentInfo.isEmpty())
                        m_aShapeProps.insert(std::pair<OString, OString>(
                            "pSegmentInfo", aSegmentInfo.makeStringAndClear()));
                }
                else
                    SAL_INFO(
                        "sw.rtf",
                        __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 (!rOpt.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(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_dyTextTop:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("dyTextTop", OString::number(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_dxTextRight:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("dxTextRight", OString::number(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_dyTextBottom:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("dyTextBottom", OString::number(rOpt.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(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_txflTextFlow:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("txflTextFlow", OString::number(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_fillType:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("fillType", OString::number(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_fillOpacity:
                m_aShapeProps.insert(
                    std::pair<OString, OString>("fillOpacity", OString::number(rOpt.nPropValue)));
                break;
            case ESCHER_Prop_fillBlip:
            {
                int nHeaderSize
                    = 25; // The first bytes are WW8-specific, we're only interested in the PNG
                OString aBuf = "{" OOO_STRING_SVTOOLS_RTF_PICT OOO_STRING_SVTOOLS_RTF_PNGBLIP
                                   SAL_NEWLINE_STRING
                               + msfilter::rtfutil::WriteHex(rOpt.nProp.data() + nHeaderSize,
                                                             rOpt.nProp.size() - nHeaderSize)
                               + "}";
                m_aShapeProps.insert(std::pair<OString, OString>("fillBlip", aBuf));
            }
            break;
            default:
                SAL_INFO("sw.rtf", __func__ << ": unhandled property: " << nId
                                            << " (value: " << rOpt.nPropValue << ")");
                break;
        }
    }
}
 
void RtfSdrExport::AddLineDimensions(const tools::Rectangle& rRectangle)
{
    // We get the position relative to (the current?) character
    m_aShapeProps.insert(std::pair<OString, OString>("posrelh", "3"));
 
    if (m_nShapeFlags & ShapeFlag::FlipV)
        m_aShapeProps.insert(std::pair<OString, OString>("fFlipV", "1"));
 
    if (m_nShapeFlags & ShapeFlag::FlipH)
        m_aShapeProps.insert(std::pair<OString, OString>("fFlipH", "1"));
 
    // the actual dimensions
    m_aShapeStyle.append(OOO_STRING_SVTOOLS_RTF_SHPLEFT + OString::number(rRectangle.Left()));
    m_aShapeStyle.append(OOO_STRING_SVTOOLS_RTF_SHPTOP + OString::number(rRectangle.Top()));
    m_aShapeStyle.append(OOO_STRING_SVTOOLS_RTF_SHPRIGHT + OString::number(rRectangle.Right()));
    m_aShapeStyle.append(OOO_STRING_SVTOOLS_RTF_SHPBOTTOM + OString::number(rRectangle.Bottom()));
}
 
void RtfSdrExport::AddRectangleDimensions(OStringBuffer& rBuffer,
                                          const tools::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 + OString::number(rRectangle.Left()));
    rBuffer.append(OOO_STRING_SVTOOLS_RTF_SHPTOP + OString::number(rRectangle.Top()));
    rBuffer.append(OOO_STRING_SVTOOLS_RTF_SHPRIGHT + OString::number(rRectangle.Right()));
    rBuffer.append(OOO_STRING_SVTOOLS_RTF_SHPBOTTOM + OString::number(rRectangle.Bottom()));
}
 
static void lcl_AppendSP(OStringBuffer& rRunText, const char* cName, std::string_view rValue)
{
    rRunText.append(OString::Concat("{" OOO_STRING_SVTOOLS_RTF_SP "{" OOO_STRING_SVTOOLS_RTF_SN " ")
                    + cName
                    + "}"
                      "{" OOO_STRING_SVTOOLS_RTF_SV " "
                    + rValue
                    + "}"
                      "}");
}
 
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);
 
    uno::Reference<graphic::XGraphic> xGraphic;
 
    Graphic aGraphic;
 
    try
    {
        xPropertySet->getPropertyValue(u"Graphic"_ustr) >>= xGraphic;
    }
    catch (beans::UnknownPropertyException const&)
    {
        TOOLS_WARN_EXCEPTION("sw.rtf", "failed to fetch graphic");
    }
 
    if (xGraphic.is())
    {
        aGraphic = Graphic(xGraphic);
    }
 
    // Export it to a stream.
    SvMemoryStream aStream;
    (void)GraphicConverter::Export(aStream, aGraphic, ConvertDataFormat::PNG);
    sal_uInt64 nSize = aStream.TellEnd();
    auto pGraphicAry = static_cast<sal_uInt8 const*>(aStream.GetData());
 
    Size aMapped(aGraphic.GetPrefSize());
 
    // Add it to the properties.
    RtfStringBuffer aBuf;
    aBuf->append("{" OOO_STRING_SVTOOLS_RTF_PICT OOO_STRING_SVTOOLS_RTF_PNGBLIP);
    aBuf->append(OOO_STRING_SVTOOLS_RTF_PICW + OString::number(aMapped.Width()));
    aBuf->append(OOO_STRING_SVTOOLS_RTF_PICH + OString::number(aMapped.Height())
                 + SAL_NEWLINE_STRING);
    aBuf->append(msfilter::rtfutil::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("{" OOO_STRING_SVTOOLS_RTF_SHP);
    m_rAttrOutput.RunText().append(
        "{" OOO_STRING_SVTOOLS_RTF_IGNORE OOO_STRING_SVTOOLS_RTF_SHPINST);
 
    m_rAttrOutput.RunText().append(m_aShapeStyle);
    m_aShapeStyle.setLength(0);
    // 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);
 
    // Write ZOrder.
    if (!m_bInGroup)
    {
        // Order inside the group shape is not relevant for the flat shape list
        // we write.
        m_rAttrOutput.RunText().append(OOO_STRING_SVTOOLS_RTF_SHPZ);
        m_rAttrOutput.RunText().append(static_cast<sal_Int64>(m_pSdrObject->GetOrdNum()));
    }
 
    for (auto it = m_aShapeProps.rbegin(); it != m_aShapeProps.rend(); ++it)
        lcl_AppendSP(m_rAttrOutput.RunText(), (*it).first.getStr(), (*it).second);
 
    lcl_AppendSP(m_rAttrOutput.RunText(), "wzDescription",
                 msfilter::rtfutil::OutString(m_pSdrObject->GetDescription(),
                                              m_rExport.GetCurrentEncoding()));
    lcl_AppendSP(
        m_rAttrOutput.RunText(), "wzName",
        msfilter::rtfutil::OutString(m_pSdrObject->GetName(), m_rExport.GetCurrentEncoding()));
 
    // now check if we have some text
    const SwFrameFormat* pShape = FindFrameFormat(m_pSdrObject);
    if (pShape)
    {
        if (SwFrameFormat* pTextBox
            = SwTextBoxHelper::getOtherTextBoxFormat(pShape, RES_DRAWFRMFMT))
        {
            ww8::Frame* pFrame = nullptr;
            for (auto& rFrame : m_rExport.m_aFrames)
            {
                if (pTextBox == &rFrame.GetFrameFormat())
                {
                    pFrame = &rFrame;
                    break;
                }
            }
 
            if (pFrame)
                m_rAttrOutput.writeTextFrame(*pFrame, /*bTextBox=*/true);
            return m_nShapeType;
        }
    }
 
    auto pTextObj = DynCastSdrTextObj(m_pSdrObject);
    if (pTextObj)
    {
        const OutlinerParaObject* pParaObj = nullptr;
        std::optional<OutlinerParaObject> pOwnedParaObj;
 
        /*
        #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 (pTextObj->IsTextEditActive())
        {
            pOwnedParaObj = pTextObj->CreateEditOutlinerParaObject();
            if (pOwnedParaObj)
                pParaObj = &*pOwnedParaObj;
        }
        else
        {
            pParaObj = pTextObj->GetOutlinerParaObject();
        }
 
        if (pParaObj)
        {
            // this is reached only in case some text is attached to the shape
            // Watermark or TextBox?
            if (pTextObj->TakeObjNameSingul().match("Text Frame"))
                WriteOutliner(*pParaObj, TXT_HFTXTBOX);
            else
            {
                const EditTextObject& rEditObj = pParaObj->GetTextObject();
                const SfxItemSet& rItemSet = rEditObj.GetParaAttribs(0);
 
                lcl_AppendSP(m_rAttrOutput.RunText(), "gtextUNICODE",
                             msfilter::rtfutil::OutString(rEditObj.GetText(0),
                                                          m_rExport.GetCurrentEncoding()));
 
                const SvxFontItem* pFontFamily = rItemSet.GetItem(SID_ATTR_CHAR_FONT);
                if (pFontFamily)
                {
                    lcl_AppendSP(m_rAttrOutput.RunText(), "gtextFont",
                                 msfilter::rtfutil::OutString(pFontFamily->GetFamilyName(),
                                                              m_rExport.GetCurrentEncoding()));
                }
 
                auto pFontHeight = rItemSet.GetItem(SID_ATTR_CHAR_FONTHEIGHT);
                if (pFontHeight)
                {
                    tools::Long nFontHeight = TransformMetric(pFontHeight->GetHeight(),
                                                              FieldUnit::TWIP, FieldUnit::POINT);
                    lcl_AppendSP(
                        m_rAttrOutput.RunText(), "gtextSize",
                        msfilter::rtfutil::OutString(OUString::number(nFontHeight * RTF_MULTIPLIER),
                                                     m_rExport.GetCurrentEncoding()));
                }
 
                // RTF angle: 0-360 * 2^16  clockwise
                // LO  angle: 0-360 * 100   counter-clockwise
                sal_Int32 nRotation
                    = -1 * pTextObj->GetGeoStat().m_nRotationAngle.get() * RTF_MULTIPLIER / 100;
                lcl_AppendSP(m_rAttrOutput.RunText(), "rotation",
                             msfilter::rtfutil::OutString(OUString::number(nRotation),
                                                          m_rExport.GetCurrentEncoding()));
            }
        }
    }
 
    return m_nShapeType;
}
 
void RtfSdrExport::WriteOutliner(const OutlinerParaObject& rParaObj, TextTypes eType)
{
    SAL_INFO("sw.rtf", __func__ << " start");
 
    const EditTextObject& rEditObj = rParaObj.GetTextObject();
    MSWord_SdrAttrIter aAttrIter(m_rExport, rEditObj, eType);
 
    sal_Int32 nPara = rEditObj.GetParagraphCount();
 
    bool bShape = eType == TXT_HFTXTBOX;
    if (bShape)
        m_rAttrOutput.RunText().append("{" OOO_STRING_SVTOOLS_RTF_SHPTXT " ");
    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 nCurrentPos = 0;
        const sal_Int32 nEnd = aStr.getLength();
 
        aAttrIter.OutParaAttr(false);
        m_rAttrOutput.RunText().append(m_rAttrOutput.MoveCharacterProperties(true));
 
        do
        {
            const sal_Int32 nNextAttr = std::min(aAttrIter.WhereNext(), nEnd);
            rtl_TextEncoding eNextChrSet = aAttrIter.GetNextCharSet();
 
            aAttrIter.OutAttr(nCurrentPos);
            m_rAttrOutput.RunText().append('{');
            m_rAttrOutput.RunText().append(m_rAttrOutput.MoveCharacterProperties(true));
            m_rAttrOutput.RunText().append(SAL_NEWLINE_STRING);
            bool bTextAtr = aAttrIter.IsTextAttr(nCurrentPos);
            if (!bTextAtr)
            {
                OUString aOut(aStr.copy(nCurrentPos, nNextAttr - nCurrentPos));
                m_rAttrOutput.RunText().append(msfilter::rtfutil::OutString(aOut, eChrSet));
            }
 
            m_rAttrOutput.RunText().append('}');
 
            nCurrentPos = nNextAttr;
            eChrSet = eNextChrSet;
            aAttrIter.NextPos();
        } while (nCurrentPos < nEnd);
        if (bShape || n + 1 < nPara)
            m_rAttrOutput.RunText().append(OOO_STRING_SVTOOLS_RTF_PAR);
    }
    if (bShape)
        m_rAttrOutput.RunText().append('}');
 
    SAL_INFO("sw.rtf", __func__ << " end");
}
 
void RtfSdrExport::EndShape(sal_Int32 nShapeElement)
{
    if (nShapeElement >= 0)
    {
        // end of the shape
        m_rAttrOutput.RunText().append("}}");
    }
}
 
void RtfSdrExport::AddSdrObject(const SdrObject& rObj)
{
    m_pSdrObject = &rObj;
    EscherEx::AddSdrObject(rObj);
}
 
bool RtfSdrExport::isTextBox(const SwFrameFormat& rFrameFormat)
{
    return SwTextBoxHelper::isTextBox(&rFrameFormat, RES_FLYFRMFMT);
}
 
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

V530 The return value of function 'append' is required to be utilized.

V530 The return value of function 'append' is required to be utilized.

V530 The return value of function 'append' is required to be utilized.

V530 The return value of function 'append' is required to be utilized.

V530 The return value of function 'append' is required to be utilized.