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/* -*- 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 "emfpcustomlinecap.hxx"
#include "emfphelperdata.hxx"
#include "emfpbrush.hxx"
#include "emfppen.hxx"
#include "emfppath.hxx"
#include "emfpregion.hxx"
#include "emfpimage.hxx"
#include "emfpimageattributes.hxx"
#include "emfpfont.hxx"
#include "emfpstringformat.hxx"
#include <basegfx/curve/b2dcubicbezier.hxx>
#include <wmfemfhelper.hxx>
#include <drawinglayer/primitive2d/PolygonStrokeArrowPrimitive2D.hxx>
#include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx>
#include <drawinglayer/primitive2d/PolyPolygonRGBAPrimitive2D.hxx>
#include <drawinglayer/primitive2d/PolyPolygonStrokePrimitive2D.hxx>
#include <drawinglayer/primitive2d/PolyPolygonColorPrimitive2D.hxx>
#include <drawinglayer/primitive2d/svggradientprimitive2d.hxx>
#include <drawinglayer/primitive2d/textdecoratedprimitive2d.hxx>
#include <drawinglayer/primitive2d/textlayoutdevice.hxx>
#include <drawinglayer/primitive2d/textprimitive2d.hxx>
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#include <drawinglayer/primitive2d/metafileprimitive2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <drawinglayer/attribute/fontattribute.hxx>
#include <basegfx/color/bcolor.hxx>
#include <basegfx/color/bcolormodifier.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <basegfx/polygon/b2dpolygonclipper.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolypolygoncutter.hxx>
#include <sal/log.hxx>
#include <vcl/svapp.hxx>
#include <vcl/settings.hxx>
#include <i18nlangtag/languagetag.hxx>
#include <toolkit/helper/vclunohelper.hxx>

#include <algorithm>

namespace emfplushelper
{

    enum
    {
        WrapModeTile = 0x00000000,
        WrapModeTileFlipX = 0x00000001,
        WrapModeTileFlipY = 0x00000002,
        WrapModeTileFlipXY = 0x00000003,
        WrapModeClamp = 0x00000004
    };

    const char* emfTypeToName(sal_uInt16 type)
    {
        switch (type)
        {
            case EmfPlusRecordTypeHeader: return "EmfPlusRecordTypeHeader";
            case EmfPlusRecordTypeEndOfFile: return "EmfPlusRecordTypeEndOfFile";
            case EmfPlusRecordTypeComment: return "EmfPlusRecordTypeComment";
            case EmfPlusRecordTypeGetDC: return "EmfPlusRecordTypeGetDC";
            case EmfPlusRecordTypeObject: return "EmfPlusRecordTypeObject";
            case EmfPlusRecordTypeFillRects: return "EmfPlusRecordTypeFillRects";
            case EmfPlusRecordTypeDrawRects: return "EmfPlusRecordTypeDrawRects";
            case EmfPlusRecordTypeFillPolygon: return "EmfPlusRecordTypeFillPolygon";
            case EmfPlusRecordTypeDrawLines: return "EmfPlusRecordTypeDrawLines";
            case EmfPlusRecordTypeFillClosedCurve: return "EmfPlusRecordTypeFillClosedCurve";
            case EmfPlusRecordTypeDrawClosedCurve: return "EmfPlusRecordTypeDrawClosedCurve";
            case EmfPlusRecordTypeDrawCurve: return "EmfPlusRecordTypeDrawCurve";
            case EmfPlusRecordTypeFillEllipse: return "EmfPlusRecordTypeFillEllipse";
            case EmfPlusRecordTypeDrawEllipse: return "EmfPlusRecordTypeDrawEllipse";
            case EmfPlusRecordTypeFillPie: return "EmfPlusRecordTypeFillPie";
            case EmfPlusRecordTypeDrawPie: return "EmfPlusRecordTypeDrawPie";
            case EmfPlusRecordTypeDrawArc: return "EmfPlusRecordTypeDrawArc";
            case EmfPlusRecordTypeFillRegion: return "EmfPlusRecordTypeFillRegion";
            case EmfPlusRecordTypeFillPath: return "EmfPlusRecordTypeFillPath";
            case EmfPlusRecordTypeDrawPath: return "EmfPlusRecordTypeDrawPath";
            case EmfPlusRecordTypeDrawBeziers: return "EmfPlusRecordTypeDrawBeziers";
            case EmfPlusRecordTypeDrawImage: return "EmfPlusRecordTypeDrawImage";
            case EmfPlusRecordTypeDrawImagePoints: return "EmfPlusRecordTypeDrawImagePoints";
            case EmfPlusRecordTypeDrawString: return "EmfPlusRecordTypeDrawString";
            case EmfPlusRecordTypeSetRenderingOrigin: return "EmfPlusRecordTypeSetRenderingOrigin";
            case EmfPlusRecordTypeSetAntiAliasMode: return "EmfPlusRecordTypeSetAntiAliasMode";
            case EmfPlusRecordTypeSetTextRenderingHint: return "EmfPlusRecordTypeSetTextRenderingHint";
            case EmfPlusRecordTypeSetTextContrast: return "EmfPlusRecordTypeSetTextContrast";
            case EmfPlusRecordTypeSetInterpolationMode: return "EmfPlusRecordTypeSetInterpolationMode";
            case EmfPlusRecordTypeSetPixelOffsetMode: return "EmfPlusRecordTypeSetPixelOffsetMode";
            case EmfPlusRecordTypeSetCompositingQuality: return "EmfPlusRecordTypeSetCompositingQuality";
            case EmfPlusRecordTypeSave: return "EmfPlusRecordTypeSave";
            case EmfPlusRecordTypeRestore: return "EmfPlusRecordTypeRestore";
            case EmfPlusRecordTypeBeginContainer: return "EmfPlusRecordTypeBeginContainer";
            case EmfPlusRecordTypeBeginContainerNoParams: return "EmfPlusRecordTypeBeginContainerNoParams";
            case EmfPlusRecordTypeEndContainer: return "EmfPlusRecordTypeEndContainer";
            case EmfPlusRecordTypeSetWorldTransform: return "EmfPlusRecordTypeSetWorldTransform";
            case EmfPlusRecordTypeResetWorldTransform: return "EmfPlusRecordTypeResetWorldTransform";
            case EmfPlusRecordTypeMultiplyWorldTransform: return "EmfPlusRecordTypeMultiplyWorldTransform";
            case EmfPlusRecordTypeTranslateWorldTransform: return "EmfPlusRecordTypeTranslateWorldTransform";
            case EmfPlusRecordTypeScaleWorldTransform: return "EmfPlusRecordTypeScaleWorldTransform";
            case EmfPlusRecordTypeSetPageTransform: return "EmfPlusRecordTypeSetPageTransform";
            case EmfPlusRecordTypeResetClip: return "EmfPlusRecordTypeResetClip";
            case EmfPlusRecordTypeSetClipRect: return "EmfPlusRecordTypeSetClipRect";
            case EmfPlusRecordTypeSetClipPath: return "EmfPlusRecordTypeSetClipPath";
            case EmfPlusRecordTypeSetClipRegion: return "EmfPlusRecordTypeSetClipRegion";
            case EmfPlusRecordTypeOffsetClip: return "EmfPlusRecordTypeOffsetClip";
            case EmfPlusRecordTypeDrawDriverString: return "EmfPlusRecordTypeDrawDriverString";
        }
        return "";
    }

    static OUString emfObjectToName(sal_uInt16 type)
    {
        switch (type)
        {
            case EmfPlusObjectTypeBrush: return u"EmfPlusObjectTypeBrush"_ustr;
            case EmfPlusObjectTypePen: return u"EmfPlusObjectTypePen"_ustr;
            case EmfPlusObjectTypePath: return u"EmfPlusObjectTypePath"_ustr;
            case EmfPlusObjectTypeRegion: return u"EmfPlusObjectTypeRegion"_ustr;
            case EmfPlusObjectTypeImage: return u"EmfPlusObjectTypeImage"_ustr;
            case EmfPlusObjectTypeFont: return u"EmfPlusObjectTypeFont"_ustr;
            case EmfPlusObjectTypeStringFormat: return u"EmfPlusObjectTypeStringFormat"_ustr;
            case EmfPlusObjectTypeImageAttributes: return u"EmfPlusObjectTypeImageAttributes"_ustr;
            case EmfPlusObjectTypeCustomLineCap: return u"EmfPlusObjectTypeCustomLineCap"_ustr;
        }
        return u""_ustr;
    }

    static OUString PixelOffsetModeToString(sal_uInt16 nPixelOffset)
    {
        switch (nPixelOffset)
        {
            case PixelOffsetMode::PixelOffsetModeDefault: return u"PixelOffsetModeDefault"_ustr;
            case PixelOffsetMode::PixelOffsetModeHighSpeed: return u"PixelOffsetModeHighSpeed"_ustr;
            case PixelOffsetMode::PixelOffsetModeHighQuality: return u"PixelOffsetModeHighQuality"_ustr;
            case PixelOffsetMode::PixelOffsetModeNone: return u"PixelOffsetModeNone"_ustr;
            case PixelOffsetMode::PixelOffsetModeHalf: return u"PixelOffsetModeHalf"_ustr;
        }
        return u""_ustr;
    }

    static OUString SmoothingModeToString(sal_uInt16 nSmoothMode)
    {
        switch (nSmoothMode)
        {
            case SmoothingMode::SmoothingModeDefault: return u"SmoothingModeDefault"_ustr;
            case SmoothingMode::SmoothingModeHighSpeed: return u"SmoothModeHighSpeed"_ustr;
            case SmoothingMode::SmoothingModeHighQuality: return u"SmoothingModeHighQuality"_ustr;
            case SmoothingMode::SmoothingModeNone: return u"SmoothingModeNone"_ustr;
            case SmoothingMode::SmoothingModeAntiAlias8x4: return u"SmoothingModeAntiAlias8x4"_ustr;
            case SmoothingMode::SmoothingModeAntiAlias8x8: return u"SmoothingModeAntiAlias8x8"_ustr;
        }
        return u""_ustr;
    }

    static OUString TextRenderingHintToString(sal_uInt16 nHint)
    {
        switch (nHint)
        {
            case TextRenderingHint::TextRenderingHintSystemDefault: return u"TextRenderingHintSystemDefault"_ustr;
            case TextRenderingHint::TextRenderingHintSingleBitPerPixelGridFit: return u"TextRenderingHintSingleBitPerPixelGridFit"_ustr;
            case TextRenderingHint::TextRenderingHintSingleBitPerPixel: return u"TextRenderingHintSingleBitPerPixel"_ustr;
            case TextRenderingHint::TextRenderingHintAntialiasGridFit: return u"TextRenderingHintAntialiasGridFit"_ustr;
            case TextRenderingHint::TextRenderingHintAntialias: return u"TextRenderingHintAntialias"_ustr;
            case TextRenderingHint::TextRenderingHintClearTypeGridFit: return u"TextRenderingHintClearTypeGridFit"_ustr;
        }
        return u""_ustr;
    }

    static OUString InterpolationModeToString(sal_uInt16 nMode)
    {
        switch (nMode)
        {
            case InterpolationMode::InterpolationModeDefault: return u"InterpolationModeDefault"_ustr;
            case InterpolationMode::InterpolationModeLowQuality: return u"InterpolationModeLowQuality"_ustr;
            case InterpolationMode::InterpolationModeHighQuality: return u"InterpolationModeHighQuality"_ustr;
            case InterpolationMode::InterpolationModeBilinear: return u"InterpolationModeBilinear"_ustr;
            case InterpolationMode::InterpolationModeBicubic: return u"InterpolationModeBicubic"_ustr;
            case InterpolationMode::InterpolationModeNearestNeighbor: return u"InterpolationModeNearestNeighbor"_ustr;
            case InterpolationMode::InterpolationModeHighQualityBilinear: return u"InterpolationModeHighQualityBilinear"_ustr;
            case InterpolationMode::InterpolationModeHighQualityBicubic: return u"InterpolationModeHighQualityBicubic"_ustr;
        }
        return u""_ustr;
    }

    OUString UnitTypeToString(sal_uInt16 nType)
    {
        switch (nType)
        {
            case UnitTypeWorld: return u"UnitTypeWorld"_ustr;
            case UnitTypeDisplay: return u"UnitTypeDisplay"_ustr;
            case UnitTypePixel: return u"UnitTypePixel"_ustr;
            case UnitTypePoint: return u"UnitTypePoint"_ustr;
            case UnitTypeInch: return u"UnitTypeInch"_ustr;
            case UnitTypeDocument: return u"UnitTypeDocument"_ustr;
            case UnitTypeMillimeter: return u"UnitTypeMillimeter"_ustr;
        }
        return u""_ustr;
    }

    static bool IsBrush(sal_uInt16 flags)
    {
        return (!((flags >> 15) & 0x0001));
    }

    static OUString BrushIDToString(sal_uInt16 flags, sal_uInt32 brushid)
    {
        if (IsBrush(flags))
            return "EmfPlusBrush ID: " + OUString::number(brushid);
        else
            return "ARGB: 0x" + OUString::number(brushid, 16);
    }

    EMFPObject::~EMFPObject()
    {
    }

    double EmfPlusHelperData::unitToPixel(double n, sal_uInt32 aUnitType, Direction d)
    {
        switch (static_cast<UnitType>(aUnitType))
        {
            case UnitTypePixel:
                return n;

            case UnitTypePoint:
                return o3tl::convert(n, o3tl::Length::pt, o3tl::Length::in) * DPI(d);

            case UnitTypeInch:
                return n * DPI(d);

            case UnitTypeMillimeter:
                return o3tl::convert(n, o3tl::Length::mm, o3tl::Length::in) * DPI(d);

            case UnitTypeDocument:
                return n * DPI(d) / 300.0;

            case UnitTypeWorld:
            case UnitTypeDisplay:
                SAL_WARN("drawinglayer.emf", "EMF+\t Converting to World/Display.");
                return n;

            default:
                SAL_WARN("drawinglayer.emf", "EMF+\tTODO Unimplemented support of Unit Type: 0x" << std::hex << aUnitType);
                return n;
        }
    }

    void EmfPlusHelperData::processObjectRecord(SvMemoryStream& rObjectStream, sal_uInt16 flags, sal_uInt32 dataSize, bool bUseWholeStream)
    {
        sal_uInt16 objecttype = flags & 0x7f00;
        sal_uInt16 index = flags & 0xff;
        SAL_INFO("drawinglayer.emf", "EMF+ Object: " << emfObjectToName(objecttype) << " (0x" << objecttype << ")");
        SAL_INFO("drawinglayer.emf", "EMF+\tObject slot: " << index);
        SAL_INFO("drawinglayer.emf", "EMF+\tFlags: " << (flags & 0xff00));

        switch (objecttype)
        {
            case EmfPlusObjectTypeBrush:
            {
                EMFPBrush *brush = new EMFPBrush();
                maEMFPObjects[index].reset(brush);
                brush->Read(rObjectStream, *this);
                break;
            }
            case EmfPlusObjectTypePen:
            {
                EMFPPen *pen = new EMFPPen();
                maEMFPObjects[index].reset(pen);
                pen->Read(rObjectStream, *this);
                pen->penWidth = unitToPixel(pen->penWidth, pen->penUnit, Direction::horizontal);
                break;
            }
            case EmfPlusObjectTypePath:
            {
                sal_uInt32 aVersion, aPathPointCount, aPathPointFlags;

                rObjectStream.ReadUInt32(aVersion).ReadUInt32(aPathPointCount).ReadUInt32(aPathPointFlags);
                SAL_INFO("drawinglayer.emf", "EMF+\t\tVersion: 0x" << std::hex << aVersion);
                SAL_INFO("drawinglayer.emf", "EMF+\t\tNumber of points: " << std::dec << aPathPointCount);
                SAL_INFO("drawinglayer.emf", "EMF+\t\tPath point flags: 0x" << std::hex << aPathPointFlags << std::dec);
                EMFPPath *path = new EMFPPath(aPathPointCount);
                maEMFPObjects[index].reset(path);
                path->Read(rObjectStream, aPathPointFlags);
                break;
            }
            case EmfPlusObjectTypeRegion:
            {
                EMFPRegion *region = new EMFPRegion();
                maEMFPObjects[index].reset(region);
                region->ReadRegion(rObjectStream, *this);
                break;
            }
            case EmfPlusObjectTypeImage:
            {
                EMFPImage *image = new EMFPImage;
                maEMFPObjects[index].reset(image);
                image->type = 0;
                image->width = 0;
                image->height = 0;
                image->stride = 0;
                image->pixelFormat = 0;
                image->Read(rObjectStream, dataSize, bUseWholeStream);
                break;
            }
            case EmfPlusObjectTypeFont:
            {
                EMFPFont *font = new EMFPFont;
                maEMFPObjects[index].reset(font);
                font->emSize = 0;
                font->sizeUnit = 0;
                font->fontFlags = 0;
                font->Read(rObjectStream);
                // tdf#113624 Convert unit to Pixels
                font->emSize = unitToPixel(font->emSize, font->sizeUnit, Direction::horizontal);

                break;
            }
            case EmfPlusObjectTypeStringFormat:
            {
                EMFPStringFormat *stringFormat = new EMFPStringFormat();
                maEMFPObjects[index].reset(stringFormat);
                stringFormat->Read(rObjectStream);
                break;
            }
            case EmfPlusObjectTypeImageAttributes:
            {
                EMFPImageAttributes *imageAttributes = new EMFPImageAttributes();
                maEMFPObjects[index].reset(imageAttributes);
                imageAttributes->Read(rObjectStream);
                break;
            }
            case EmfPlusObjectTypeCustomLineCap:
            {
                SAL_WARN("drawinglayer.emf", "EMF+\t TODO Object type 'custom line cap' not yet implemented");
                break;
            }
            default:
            {
                SAL_WARN("drawinglayer.emf", "EMF+\t TODO Object unhandled flags: 0x" << std::hex << (flags & 0xff00) << std::dec);
            }
        }
    }

    void EmfPlusHelperData::ReadPoint(SvStream& s, float& x, float& y, sal_uInt32 flags)
    {
        if (flags & 0x800)
        {
            // specifies a location in the coordinate space that is relative to
            // the location specified by the previous element in the array. In the case of the first element in
            // PointData, a previous location at coordinates (0,0) is assumed.
            SAL_WARN("drawinglayer.emf", "EMF+\t\t TODO Relative coordinates bit detected. Implement parse EMFPlusPointR");
        }

        if (flags & 0x4000)
        {
            sal_Int16 ix, iy;

            s.ReadInt16(ix).ReadInt16(iy);

            x = ix;
            y = iy;
        }
        else
        {
            s.ReadFloat(x).ReadFloat(y);
        }
    }

    void EmfPlusHelperData::ReadRectangle(SvStream& s, float& x, float& y, float &width, float& height, bool bCompressed)
    {
        if (bCompressed)
        {
            sal_Int16 ix, iy, iw, ih;

            s.ReadInt16(ix).ReadInt16(iy).ReadInt16(iw).ReadInt16(ih);

            x = ix;
            y = iy;
            width = iw;
            height = ih;
        }
        else
        {
            s.ReadFloat(x).ReadFloat(y).ReadFloat(width).ReadFloat(height);
        }
    }

    bool EmfPlusHelperData::readXForm(SvStream& rIn, basegfx::B2DHomMatrix& rTarget)
    {
        rTarget.identity();

        if (sizeof(float) != 4)
        {
            OSL_FAIL("EnhWMFReader::sizeof( float ) != 4");
            return false;
        }
        else
        {
            float eM11(0.0);
            float eM12(0.0);
            float eM21(0.0);
            float eM22(0.0);
            float eDx(0.0);
            float eDy(0.0);
            rIn.ReadFloat(eM11).ReadFloat(eM12).ReadFloat(eM21).ReadFloat(eM22).ReadFloat(eDx).ReadFloat(eDy);
            rTarget = basegfx::B2DHomMatrix(
                eM11, eM21, eDx,
                eM12, eM22, eDy);
        }

        return true;
    }

    void EmfPlusHelperData::mappingChanged()
    {
        if (mnPixX == 0 || mnPixY == 0)
        {
            SAL_WARN("drawinglayer.emf", "dimensions in pixels is 0");
            return;
        }
        // Call when mnMmX/mnMmY/mnPixX/mnPixY/mnFrameLeft/mnFrameTop/maWorldTransform/ changes.
        // Currently not used are mnHDPI/mnVDPI/mnFrameRight/mnFrameBottom. *If* these should
        // be used in the future, this method will need to be called.
        //
        // Re-calculate maMapTransform to contain the complete former transformation so that
        // it can be applied by a single matrix multiplication or be added to an encapsulated
        // primitive later
        //
        // To evtl. correct and see where this came from, please compare with the implementations
        // of EmfPlusHelperData::MapToDevice and EmfPlusHelperData::Map* in prev versions
        maMapTransform = maWorldTransform;
        maMapTransform *= basegfx::utils::createScaleTranslateB2DHomMatrix(100.0 * mnMmX / mnPixX, 100.0 * mnMmY / mnPixY,
                                                                           double(-mnFrameLeft), double(-mnFrameTop));
        maMapTransform *= maBaseTransform;

        // Used only for performance optimization, to do not calculate it every line draw
        mdExtractedXScale = std::hypot(maMapTransform.a(), maMapTransform.b());
        mdExtractedYScale = std::hypot(maMapTransform.c(), maMapTransform.d());
    }

    ::basegfx::B2DPoint EmfPlusHelperData::Map(double ix, double iy) const
    {
        // map in one step using complete MapTransform (see mappingChanged)
        return maMapTransform * ::basegfx::B2DPoint(ix, iy);
    }

    Color EmfPlusHelperData::EMFPGetBrushColorOrARGBColor(const sal_uInt16 flags, const sal_uInt32 brushIndexOrColor) const {
        Color color;
        if (flags & 0x8000) // we use a color
        {
            color = Color(ColorAlpha, (brushIndexOrColor >> 24), (brushIndexOrColor >> 16) & 0xff,
                          (brushIndexOrColor >> 8) & 0xff, brushIndexOrColor & 0xff);
        }
        else // we use a brush
        {
            const EMFPBrush* brush = dynamic_cast<EMFPBrush*>(maEMFPObjects[brushIndexOrColor & 0xff].get());
            if (brush)
            {
                color = brush->GetColor();
                if (brush->type != BrushTypeSolidColor)
                    SAL_WARN("drawinglayer.emf", "EMF+\t\t TODO Brush other than solid color is not supported");
            }
        }
        return color;
    }

    void EmfPlusHelperData::GraphicStatePush(GraphicStateMap& map, sal_Int32 index)
    {
        GraphicStateMap::iterator iter = map.find( index );

        if ( iter != map.end() )
        {
            map.erase( iter );
            SAL_INFO("drawinglayer.emf", "EMF+\t\tStack index: " << index << " found and erased");
        }

        wmfemfhelper::PropertyHolder state = mrPropertyHolders.Current();
        // tdf#112500 We need to save world transform somehow, during graphic state push
        state.setTransformation(maWorldTransform);
        map[ index ] = std::move(state);
    }

    void EmfPlusHelperData::GraphicStatePop(GraphicStateMap& map, sal_Int32 index)
    {
        GraphicStateMap::iterator iter = map.find(index);

        if (iter != map.end())
        {
            wmfemfhelper::PropertyHolder state = iter->second;

            maWorldTransform = state.getTransformation();
            if (state.getClipPolyPolygonActive())
            {
                SAL_INFO("drawinglayer.emf",
                        "EMF+\t Restore clipping region to saved in index: " << index);
                wmfemfhelper::HandleNewClipRegion(state.getClipPolyPolygon(), mrTargetHolders,
                                                  mrPropertyHolders);
            }
            else
            {
                SAL_INFO("drawinglayer.emf", "EMF+\t Disable clipping");
                wmfemfhelper::HandleNewClipRegion(::basegfx::B2DPolyPolygon(), mrTargetHolders,
                                                  mrPropertyHolders);
            }
            mappingChanged();
            SAL_INFO("drawinglayer.emf",
                    "EMF+\t\tStack index: " << index
                                            << " found, maWorldTransform: " << maWorldTransform);
        }
    }

    drawinglayer::attribute::LineStartEndAttribute
    EmfPlusHelperData::CreateLineEnd(const sal_Int32 aCap, const float aPenWidth) const
    {
        const double pw = mdExtractedYScale * aPenWidth;
        if (aCap == LineCapTypeSquare)
        {
            basegfx::B2DPolygon aCapPolygon(
                { {-1.0, -1.0}, {1.0, -1.0}, {1.0, 1.0}, {-1.0, 1.0} });
            aCapPolygon.setClosed(true);
            return drawinglayer::attribute::LineStartEndAttribute(
                pw, basegfx::B2DPolyPolygon(aCapPolygon), true);
        }
        else if (aCap == LineCapTypeRound)
        {
            basegfx::B2DPolygon aCapPolygon(
                { {-1.0, 1.0}, {1.0, 1.0}, {1.0, 0.0}, {0.9236, -0.3827},
                  {0.7071, -0.7071}, {0.3827, -0.9236}, {0.0, -1.0}, {-0.3827, -0.9236},
                  {-0.7071, -0.7071}, {-0.9236, -0.3827}, {-1.0, 0.0} });
            aCapPolygon.setClosed(true);
            return drawinglayer::attribute::LineStartEndAttribute(
                pw, basegfx::B2DPolyPolygon(aCapPolygon), true);
        }
        else if (aCap == LineCapTypeTriangle)
        {
            basegfx::B2DPolygon aCapPolygon(
                { {-1.0, 1.0}, {1.0, 1.0}, {1.0, 0.0}, {0.0, -1.0}, {-1.0, 0.0} });
            aCapPolygon.setClosed(true);
            return drawinglayer::attribute::LineStartEndAttribute(
                pw, basegfx::B2DPolyPolygon(aCapPolygon), true);
        }
        else if (aCap == LineCapTypeSquareAnchor)
        {
            basegfx::B2DPolygon aCapPolygon(
                { {-1.0, -1.0}, {1.0, -1.0}, {1.0, 1.0}, {-1.0, 1.0} });
            aCapPolygon.setClosed(true);
            return drawinglayer::attribute::LineStartEndAttribute(
                1.5 * pw, basegfx::B2DPolyPolygon(aCapPolygon), true);
        }
        else if (aCap == LineCapTypeRoundAnchor)
        {
            const basegfx::B2DPolygon aCapPolygon
                = ::basegfx::utils::createPolygonFromEllipse(::basegfx::B2DPoint(0.0, 0.0), 1.0, 1.0);
            return drawinglayer::attribute::LineStartEndAttribute(
                2.0 * pw, basegfx::B2DPolyPolygon(aCapPolygon), true);
        }
        else if (aCap == LineCapTypeDiamondAnchor)
        {
            basegfx::B2DPolygon aCapPolygon({ {0.0, -1.0}, {1.0, 0.0}, {0.5, 0.5},
                                              {0.5, 1.0}, {-0.5, 1.0}, {-0.5, 0.5},
                                              {-1.0, 0.0} });
            aCapPolygon.setClosed(true);
            return drawinglayer::attribute::LineStartEndAttribute(
                2.0 * pw, basegfx::B2DPolyPolygon(aCapPolygon), true);
        }
        else if (aCap == LineCapTypeArrowAnchor)
        {
            basegfx::B2DPolygon aCapPolygon({ {0.0, -1.0}, {1.0, 1.0}, {-1.0, 1.0} });
            aCapPolygon.setClosed(true);
            return drawinglayer::attribute::LineStartEndAttribute(
                2.0 * pw, basegfx::B2DPolyPolygon(aCapPolygon), true);
        }
        return drawinglayer::attribute::LineStartEndAttribute();
    }

    void EmfPlusHelperData::EMFPPlusDrawPolygon(const ::basegfx::B2DPolyPolygon& polygon,
                                                sal_uInt32 penIndex)
    {
        const EMFPPen* pen = dynamic_cast<EMFPPen*>(maEMFPObjects[penIndex & 0xff].get());
        SAL_WARN_IF(!pen, "drawinglayer.emf", "emf+ missing pen");

        if (!(pen && polygon.count()))
            return;

        const double transformedPenWidth = mdExtractedYScale * pen->penWidth;
        drawinglayer::attribute::LineAttribute lineAttribute(
            pen->GetColor().getBColor(), transformedPenWidth, pen->maLineJoin,
            css::drawing::LineCap_BUTT, //TODO implement PenDataDashedLineCap support here
            pen->fMiterMinimumAngle);

        drawinglayer::attribute::LineStartEndAttribute aStart;
        if (pen->penDataFlags & EmfPlusPenDataStartCap)
        {
            if ((pen->penDataFlags & EmfPlusPenDataCustomStartCap)
                && (pen->customStartCap->polygon.begin()->count() > 1))
                aStart = drawinglayer::attribute::LineStartEndAttribute(
                    pen->customStartCap->polygon.getB2DRange().getRange().getX() * mdExtractedXScale
                        * pen->customStartCap->widthScale * pen->penWidth,
                    pen->customStartCap->polygon, false);
            else
                aStart = EmfPlusHelperData::CreateLineEnd(pen->startCap, pen->penWidth);
        }

        drawinglayer::attribute::LineStartEndAttribute aEnd;
        if (pen->penDataFlags & EmfPlusPenDataEndCap)
        {
            if ((pen->penDataFlags & EmfPlusPenDataCustomEndCap)
                && (pen->customEndCap->polygon.begin()->count() > 1))
                aEnd = drawinglayer::attribute::LineStartEndAttribute(
                    pen->customEndCap->polygon.getB2DRange().getRange().getX() * mdExtractedXScale
                        * pen->customEndCap->widthScale * pen->penWidth,
                    pen->customEndCap->polygon, false);
            else
                aEnd = EmfPlusHelperData::CreateLineEnd(pen->endCap, pen->penWidth);
        }

        if (pen->GetColor().IsTransparent())
        {
            drawinglayer::primitive2d::Primitive2DContainer aContainer;
            if (aStart.isDefault() && aEnd.isDefault())
                aContainer.append(
                    new drawinglayer::primitive2d::PolyPolygonStrokePrimitive2D(
                        polygon, lineAttribute, pen->GetStrokeAttribute(mdExtractedXScale)));
            else
            {
                aContainer.resize(polygon.count());
                for (sal_uInt32 i = 0; i < polygon.count(); i++)
                    aContainer[i] =
                        new drawinglayer::primitive2d::PolygonStrokeArrowPrimitive2D(
                            polygon.getB2DPolygon(i), lineAttribute,
                            pen->GetStrokeAttribute(mdExtractedXScale), aStart, aEnd);
            }
            mrTargetHolders.Current().append(
                new drawinglayer::primitive2d::UnifiedTransparencePrimitive2D(
                    std::move(aContainer), (255 - pen->GetColor().GetAlpha()) / 255.0));
        }
        else
        {
            if (aStart.isDefault() && aEnd.isDefault())
                mrTargetHolders.Current().append(
                    new drawinglayer::primitive2d::PolyPolygonStrokePrimitive2D(
                        polygon, lineAttribute, pen->GetStrokeAttribute(mdExtractedXScale)));
            else
                for (sal_uInt32 i = 0; i < polygon.count(); i++)
                {
                    mrTargetHolders.Current().append(
                        new drawinglayer::primitive2d::PolygonStrokeArrowPrimitive2D(
                            polygon.getB2DPolygon(i), lineAttribute,
                            pen->GetStrokeAttribute(mdExtractedXScale), aStart, aEnd));
                }
        }
        mrPropertyHolders.Current().setLineColor(pen->GetColor().getBColor());
        mrPropertyHolders.Current().setLineColorActive(true);
        mrPropertyHolders.Current().setFillColorActive(false);
    }

    void EmfPlusHelperData::EMFPPlusFillPolygonSolidColor(const ::basegfx::B2DPolyPolygon& polygon, Color const& color)
    {
        if (color.GetAlpha() == 0)
            return;

        if (!color.IsTransparent())
        {
            // not transparent
            mrTargetHolders.Current().append(
                        new drawinglayer::primitive2d::PolyPolygonColorPrimitive2D(
                            polygon,
                            color.getBColor()));
        }
        else
        {
            // transparent
            mrTargetHolders.Current().append(
                        new drawinglayer::primitive2d::PolyPolygonRGBAPrimitive2D(
                            polygon,
                            color.getBColor(),
                            (255 - color.GetAlpha()) / 255.0));
        }
    }

    void EmfPlusHelperData::EMFPPlusFillPolygon(const ::basegfx::B2DPolyPolygon& polygon, const bool isColor, const sal_uInt32 brushIndexOrColor)
    {
        if (!polygon.count())
          return;

        if (isColor) // use Color
        {
            SAL_INFO("drawinglayer.emf", "EMF+\t\t Fill polygon, ARGB color: 0x" << std::hex << brushIndexOrColor << std::dec);

            // EMF Alpha (1 byte): An 8-bit unsigned integer that specifies the transparency of the background,
            // ranging from 0 for completely transparent to 0xFF for completely opaque.
            const Color color(ColorAlpha, (brushIndexOrColor >> 24), (brushIndexOrColor >> 16) & 0xff, (brushIndexOrColor >> 8) & 0xff, brushIndexOrColor & 0xff);
            EMFPPlusFillPolygonSolidColor(polygon, color);

            mrPropertyHolders.Current().setFillColor(color.getBColor());
            mrPropertyHolders.Current().setFillColorActive(true);
            mrPropertyHolders.Current().setLineColorActive(false);
        }
        else // use Brush
        {
            EMFPBrush* brush = dynamic_cast<EMFPBrush*>(maEMFPObjects[brushIndexOrColor & 0xff].get());
            SAL_INFO("drawinglayer.emf", "EMF+\t\t Fill polygon, brush slot: " << brushIndexOrColor << " (brush type: " << (brush ? brush->GetType() : -1) << ")");

            // give up in case something wrong happened
            if( !brush )
                return;

            mrPropertyHolders.Current().setFillColorActive(false);
            mrPropertyHolders.Current().setLineColorActive(false);

            if (brush->type == BrushTypeSolidColor)
            {
                Color fillColor = brush->solidColor;
                EMFPPlusFillPolygonSolidColor(polygon, fillColor);
            }
            else if (brush->type == BrushTypeHatchFill)
            {
                // EMF+ like hatching is currently not supported. These are just color blends which serve as an approximation for some of them
                // for the others the hatch "background" color (secondColor in brush) is used.

                bool isHatchBlend = true;
                double blendFactor = 0.0;

                switch (brush->hatchStyle)
                {
                    case HatchStyle05Percent: blendFactor = 0.05; break;
                    case HatchStyle10Percent: blendFactor = 0.10; break;
                    case HatchStyle20Percent: blendFactor = 0.20; break;
                    case HatchStyle25Percent: blendFactor = 0.25; break;
                    case HatchStyle30Percent: blendFactor = 0.30; break;
                    case HatchStyle40Percent: blendFactor = 0.40; break;
                    case HatchStyle50Percent: blendFactor = 0.50; break;
                    case HatchStyle60Percent: blendFactor = 0.60; break;
                    case HatchStyle70Percent: blendFactor = 0.70; break;
                    case HatchStyle75Percent: blendFactor = 0.75; break;
                    case HatchStyle80Percent: blendFactor = 0.80; break;
                    case HatchStyle90Percent: blendFactor = 0.90; break;
                    default:
                        isHatchBlend = false;
                        break;
                }
                Color fillColor;
                if (isHatchBlend)
                {
                    fillColor = brush->solidColor;
                    fillColor.Merge(brush->secondColor, static_cast<sal_uInt8>(255 * blendFactor));
                }
                else
                {
                    fillColor = brush->secondColor;
                }
                // temporal solution: create a solid colored polygon
                // TODO create a 'real' hatching primitive
                mrTargetHolders.Current().append(
                    new drawinglayer::primitive2d::PolyPolygonColorPrimitive2D(
                        polygon,
                        fillColor.getBColor()));
            }
            else if (brush->type == BrushTypeTextureFill)
            {
                SAL_WARN("drawinglayer.emf", "EMF+\tTODO: implement BrushTypeTextureFill brush");
            }
            else if (brush->type == BrushTypePathGradient || brush->type == BrushTypeLinearGradient)

            {
                if (brush->type == BrushTypePathGradient && !(brush->additionalFlags & 0x1))
                {
                    SAL_WARN("drawinglayer.emf", "EMF+\t TODO Implement displaying BrushTypePathGradient with Boundary: ");
                }
                ::basegfx::B2DHomMatrix aTextureTransformation;

                if (brush->hasTransformation) {
                   aTextureTransformation = brush->brush_transformation;

                   // adjust aTextureTransformation for our world space:
                   // -> revert the mapping -> apply the transformation -> map back
                   basegfx::B2DHomMatrix aInvertedMapTrasform(maMapTransform);
                   aInvertedMapTrasform.invert();
                   aTextureTransformation =  maMapTransform * aTextureTransformation * aInvertedMapTrasform;
                }

                // select the stored colors
                const basegfx::BColor aStartColor = brush->solidColor.getBColor();
                const basegfx::BColor aEndColor = brush->secondColor.getBColor();
                drawinglayer::primitive2d::SvgGradientEntryVector aVector;

                if (brush->blendPositions)
                {
                    SAL_INFO("drawinglayer.emf", "EMF+\t\tUse blend");

                    // store the blendpoints in the vector
                    for (sal_uInt32 i = 0; i < brush->blendPoints; i++)
                    {
                        const double aBlendPoint = brush->blendPositions[i];
                        basegfx::BColor aColor;
                        aColor.setGreen(aStartColor.getGreen() + brush->blendFactors[i] * (aEndColor.getGreen() - aStartColor.getGreen()));
                        aColor.setBlue (aStartColor.getBlue()  + brush->blendFactors[i] * (aEndColor.getBlue() - aStartColor.getBlue()));
                        aColor.setRed  (aStartColor.getRed()   + brush->blendFactors[i] * (aEndColor.getRed() - aStartColor.getRed()));
                        const double aAlpha = brush->solidColor.GetAlpha() + brush->blendFactors[i] * (brush->secondColor.GetAlpha() - brush->solidColor.GetAlpha());
                        aVector.emplace_back(aBlendPoint, aColor, aAlpha / 255.0);
                    }
                }
                else if (brush->colorblendPositions)
                {
                    SAL_INFO("drawinglayer.emf", "EMF+\t\tUse color blend");

                    // store the colorBlends in the vector
                    for (sal_uInt32 i = 0; i < brush->colorblendPoints; i++)
                    {
                        const double aBlendPoint = brush->colorblendPositions[i];
                        const basegfx::BColor aColor = brush->colorblendColors[i].getBColor();
                        aVector.emplace_back(aBlendPoint, aColor, brush->colorblendColors[i].GetAlpha() / 255.0);
                    }
                }
                else // ok, no extra points: just start and end
                {
                    aVector.emplace_back(0.0, aStartColor, brush->solidColor.GetAlpha() / 255.0);
                    aVector.emplace_back(1.0, aEndColor, brush->secondColor.GetAlpha() / 255.0);
                }

                // get the polygon range to be able to map the start/end/center point correctly
                // therefore, create a mapping and invert it
                basegfx::B2DRange aPolygonRange= polygon.getB2DRange();
                basegfx::B2DHomMatrix aPolygonTransformation = basegfx::utils::createScaleTranslateB2DHomMatrix(
                    aPolygonRange.getWidth(),aPolygonRange.getHeight(),
                    aPolygonRange.getMinX(), aPolygonRange.getMinY());
                aPolygonTransformation.invert();

                if (brush->type == BrushTypeLinearGradient)
                {
                    // support for public enum EmfPlusWrapMode
                    basegfx::B2DPoint aStartPoint = Map(brush->firstPointX, 0.0);
                    aStartPoint = aPolygonTransformation * aStartPoint;
                    basegfx::B2DPoint aEndPoint = Map(brush->firstPointX + brush->aWidth, 0.0);
                    aEndPoint = aPolygonTransformation * aEndPoint;

                    // support for public enum EmfPlusWrapMode
                    drawinglayer::primitive2d::SpreadMethod aSpreadMethod(drawinglayer::primitive2d::SpreadMethod::Pad);
                    switch(brush->wrapMode)
                    {
                        case WrapModeTile:
                        case WrapModeTileFlipY:
                        {
                            aSpreadMethod = drawinglayer::primitive2d::SpreadMethod::Repeat;
                            break;
                        }
                        case WrapModeTileFlipX:
                        case WrapModeTileFlipXY:
                        {
                            aSpreadMethod = drawinglayer::primitive2d::SpreadMethod::Reflect;
                            break;
                        }
                        default:
                            break;
                    }

                    // create the same one used for SVG
                    mrTargetHolders.Current().append(
                        new drawinglayer::primitive2d::SvgLinearGradientPrimitive2D(
                            aTextureTransformation,
                            polygon,
                            std::move(aVector),
                            aStartPoint,
                            aEndPoint,
                            false,                  // do not use UnitCoordinates
                            aSpreadMethod));
                }
                else // BrushTypePathGradient
                { // TODO The PathGradient is not implemented, and Radial Gradient is used instead
                    basegfx::B2DPoint aCenterPoint = Map(brush->firstPointX, brush->firstPointY);
                    aCenterPoint = aPolygonTransformation * aCenterPoint;

                    // create the same one used for SVG
                    mrTargetHolders.Current().append(
                        new drawinglayer::primitive2d::SvgRadialGradientPrimitive2D(
                            aTextureTransformation,
                            polygon,
                            std::move(aVector),
                            aCenterPoint,
                            0.7, // relative radius little bigger to cover all elements
                            true, // use UnitCoordinates to stretch the gradient
                            drawinglayer::primitive2d::SpreadMethod::Pad,
                            nullptr));
                }
            }
        }
    }

    EmfPlusHelperData::EmfPlusHelperData(
        SvMemoryStream& rMS,
        wmfemfhelper::TargetHolders& rTargetHolders,
        wmfemfhelper::PropertyHolders& rPropertyHolders)
    :   mfPageScale(0.0),
        mnOriginX(0),
        mnOriginY(0),
        mnHDPI(0),
        mnVDPI(0),
        mbSetTextContrast(false),
        mnTextContrast(0),
        mnFrameLeft(0),
        mnFrameTop(0),
        mnFrameRight(0),
        mnFrameBottom(0),
        mnPixX(0),
        mnPixY(0),
        mnMmX(0),
        mnMmY(0),
        mbMultipart(false),
        mMFlags(0),
        mdExtractedXScale(1.0),
        mdExtractedYScale(1.0),
        mrTargetHolders(rTargetHolders),
        mrPropertyHolders(rPropertyHolders),
        bIsGetDCProcessing(false)
    {
        rMS.ReadInt32(mnFrameLeft).ReadInt32(mnFrameTop).ReadInt32(mnFrameRight).ReadInt32(mnFrameBottom);
        SAL_INFO("drawinglayer.emf", "EMF+ picture frame: " << mnFrameLeft << "," << mnFrameTop << " - " << mnFrameRight << "," << mnFrameBottom);
        rMS.ReadInt32(mnPixX).ReadInt32(mnPixY).ReadInt32(mnMmX).ReadInt32(mnMmY);
        SAL_INFO("drawinglayer.emf", "EMF+ ref device pixel size: " << mnPixX << "x" << mnPixY << " mm size: " << mnMmX << "x" << mnMmY);
        readXForm(rMS, maBaseTransform);
        SAL_INFO("drawinglayer.emf", "EMF+ base transform: " << maBaseTransform);
        mappingChanged();
    }

    EmfPlusHelperData::~EmfPlusHelperData()
    {
    }

    ::basegfx::B2DPolyPolygon EmfPlusHelperData::combineClip(::basegfx::B2DPolyPolygon const & leftPolygon, int combineMode, ::basegfx::B2DPolyPolygon const & rightPolygon)
    {
        basegfx::B2DPolyPolygon aClippedPolyPolygon;
        switch (combineMode)
        {
        case EmfPlusCombineModeReplace:
        {
            aClippedPolyPolygon = rightPolygon;
            break;
        }
        case EmfPlusCombineModeIntersect:
        {
            aClippedPolyPolygon = basegfx::utils::clipPolyPolygonOnPolyPolygon(
                leftPolygon, rightPolygon, true, false);
            break;
        }
        case EmfPlusCombineModeUnion:
        {
            aClippedPolyPolygon = ::basegfx::utils::solvePolygonOperationOr(leftPolygon, rightPolygon);
            break;
        }
        case EmfPlusCombineModeXOR:
        {
            aClippedPolyPolygon = ::basegfx::utils::solvePolygonOperationXor(leftPolygon, rightPolygon);
            break;
        }
        case EmfPlusCombineModeExclude:
        {
            // Replaces the existing region with the part of itself that is not in the new region.
            aClippedPolyPolygon = ::basegfx::utils::solvePolygonOperationDiff(leftPolygon, rightPolygon);
            break;
        }
        case EmfPlusCombineModeComplement:
        {
            // Replaces the existing region with the part of the new region that is not in the existing region.
            aClippedPolyPolygon = ::basegfx::utils::solvePolygonOperationDiff(rightPolygon, leftPolygon);
            break;
        }
        }
        return aClippedPolyPolygon;
    }

    void EmfPlusHelperData::processEmfPlusData(
        SvMemoryStream& rMS,
        const drawinglayer::geometry::ViewInformation2D& /*rViewInformation*/)
    {
        sal_uInt64 length = rMS.GetSize();

        if (length < 12)
            SAL_WARN("drawinglayer.emf", "length is less than required header size");

        // 12 is minimal valid EMF+ record size; remaining bytes are padding
        while (length >= 12)
        {
            sal_uInt16 type, flags;
            sal_uInt32 size, dataSize;
            sal_uInt64 next;

            rMS.ReadUInt16(type).ReadUInt16(flags).ReadUInt32(size).ReadUInt32(dataSize);

            next = rMS.Tell() + (size - 12);

            if (size < 12)
            {
                SAL_WARN("drawinglayer.emf", "Size field is less than 12 bytes");
                break;
            }
            else if (size > length)
            {
                SAL_WARN("drawinglayer.emf", "Size field is greater than bytes left");
                break;
            }

            if (dataSize > (size - 12))
            {
                SAL_WARN("drawinglayer.emf", "DataSize field is greater than Size-12");
                break;
            }

            SAL_INFO("drawinglayer.emf", "EMF+ " << emfTypeToName(type) << " (0x" << std::hex << type << ")" << std::dec);
            SAL_INFO("drawinglayer.emf", "EMF+\t record size: " << size);
            SAL_INFO("drawinglayer.emf", "EMF+\t flags: 0x" << std::hex << flags << std::dec);
            SAL_INFO("drawinglayer.emf", "EMF+\t data size: " << dataSize);

            if (bIsGetDCProcessing)
            {
                if (aGetDCState.getClipPolyPolygonActive())
                {
                    SAL_INFO("drawinglayer.emf", "EMF+\t Restore region to GetDC saved");
                    wmfemfhelper::HandleNewClipRegion(aGetDCState.getClipPolyPolygon(), mrTargetHolders,
                                                      mrPropertyHolders);
                }
                else
                {
                    SAL_INFO("drawinglayer.emf", "EMF+\t Disable clipping");
                    wmfemfhelper::HandleNewClipRegion(::basegfx::B2DPolyPolygon(), mrTargetHolders,
                                                      mrPropertyHolders);
                }
                bIsGetDCProcessing = false;
            }
            if (type == EmfPlusRecordTypeObject && ((mbMultipart && (flags & 0x7fff) == (mMFlags & 0x7fff)) || (flags & 0x8000)))
            {
                if (!mbMultipart)
                {
                    mbMultipart = true;
                    mMFlags = flags;
                    mMStream.Seek(0);
                }

                OSL_ENSURE(dataSize >= 4, "No room for TotalObjectSize in EmfPlusContinuedObjectRecord");

                // 1st 4 bytes are TotalObjectSize
                mMStream.WriteBytes(static_cast<const char *>(rMS.GetData()) + rMS.Tell() + 4, dataSize - 4);
                SAL_INFO("drawinglayer.emf", "EMF+ read next object part size: " << size << " type: " << type << " flags: " << flags << " data size: " << dataSize);
            }
            else
            {
                if (mbMultipart)
                {
                    SAL_INFO("drawinglayer.emf", "EMF+ multipart record flags: " << mMFlags);
                    mMStream.Seek(0);
                    processObjectRecord(mMStream, mMFlags, 0, true);
                }

                mbMultipart = false;
            }

            if (type != EmfPlusRecordTypeObject || !(flags & 0x8000))
            {
                switch (type)
                {
                    case EmfPlusRecordTypeHeader:
                    {
                        sal_uInt32 version, emfPlusFlags;
                        SAL_INFO("drawinglayer.emf", "EMF+\tDual: " << ((flags & 1) ? "true" : "false"));

                        rMS.ReadUInt32(version).ReadUInt32(emfPlusFlags).ReadUInt32(mnHDPI).ReadUInt32(mnVDPI);
                        SAL_INFO("drawinglayer.emf", "EMF+\tVersion: 0x" << std::hex << version);
                        SAL_INFO("drawinglayer.emf", "EMF+\tEmf+ Flags: 0x"  << emfPlusFlags << std::dec);
                        SAL_INFO("drawinglayer.emf", "EMF+\tMetafile was recorded with a reference device context for " << ((emfPlusFlags & 1) ? "video display" : "printer"));
                        SAL_INFO("drawinglayer.emf", "EMF+\tHorizontal DPI: " << mnHDPI);
                        SAL_INFO("drawinglayer.emf", "EMF+\tVertical DPI: " << mnVDPI);
                        break;
                    }
                    case EmfPlusRecordTypeEndOfFile:
                    {
                        break;
                    }
                    case EmfPlusRecordTypeComment:
                    {
#if OSL_DEBUG_LEVEL > 1
                        unsigned char data;
                        OUString hexdata;

                        SAL_INFO("drawinglayer.emf", "EMF+\tDatasize: 0x" << std::hex << dataSize << std::dec);

                        for (sal_uInt32 i=0; i<dataSize; i++)
                        {
                            rMS.ReadUChar(data);

                            if (i % 16 == 0)
                                hexdata += "\n";

                            OUString padding;
                            if ((data & 0xF0) == 0)
                                padding = "0";

                            hexdata += "0x" + padding + OUString::number(data, 16) + " ";
                        }

                        SAL_INFO("drawinglayer.emf", "EMF+\t" << hexdata);
#endif
                        break;
                    }
                    case EmfPlusRecordTypeGetDC:
                    {
                        bIsGetDCProcessing = true;
                        aGetDCState = mrPropertyHolders.Current();
                        SAL_INFO("drawinglayer.emf", "EMF+\tAlready used in svtools wmf/emf filter parser");
                        break;
                    }
                    case EmfPlusRecordTypeObject:
                    {
                        processObjectRecord(rMS, flags, dataSize);
                        break;
                    }
                    case EmfPlusRecordTypeFillPie:
                    case EmfPlusRecordTypeDrawPie:
                    case EmfPlusRecordTypeDrawArc:
                    {
                        float startAngle, sweepAngle;

                        // Silent MSVC warning C4701: potentially uninitialized local variable 'brushIndexOrColor' used
                        sal_uInt32 brushIndexOrColor = 999;

                        if (type == EmfPlusRecordTypeFillPie)
                        {
                            rMS.ReadUInt32(brushIndexOrColor);
                            SAL_INFO("drawinglayer.emf", "EMF+\t FillPie colorOrIndex: " << brushIndexOrColor);
                        }
                        else if (type == EmfPlusRecordTypeDrawPie)
                        {
                            SAL_INFO("drawinglayer.emf", "EMF+\t DrawPie");
                        }
                        else
                        {
                            SAL_INFO("drawinglayer.emf", "EMF+\t DrawArc");
                        }

                        rMS.ReadFloat(startAngle).ReadFloat(sweepAngle);
                        float dx, dy, dw, dh;
                        ReadRectangle(rMS, dx, dy, dw, dh, bool(flags & 0x4000));
                        SAL_INFO("drawinglayer.emf", "EMF+\t RectData: " << dx << "," << dy << " " << dw << "x" << dh);
                        startAngle = basegfx::deg2rad(startAngle);
                        sweepAngle = basegfx::deg2rad(sweepAngle);
                        float endAngle = startAngle + sweepAngle;
                        startAngle = fmodf(startAngle, static_cast<float>(M_PI * 2));

                        if (startAngle < 0.0)
                        {
                            startAngle += static_cast<float>(M_PI * 2.0);
                        }
                        endAngle = fmodf(endAngle, static_cast<float>(M_PI * 2.0));

                        if (endAngle < 0.0)
                        {
                            endAngle += static_cast<float>(M_PI * 2.0);
                        }
                        if (sweepAngle < 0)
                        {
                            std::swap(endAngle, startAngle);
                        }

                        SAL_INFO("drawinglayer.emf", "EMF+\t Adjusted angles: start " <<
                            basegfx::rad2deg(startAngle) << ", end: " << basegfx::rad2deg(endAngle) <<
                            " startAngle: " << startAngle << " sweepAngle: " << sweepAngle);
                        const ::basegfx::B2DPoint centerPoint(dx + 0.5 * dw, dy + 0.5 * dh);
                        ::basegfx::B2DPolygon polygon(
                            ::basegfx::utils::createPolygonFromEllipseSegment(centerPoint,
                                                                              0.5 * dw, 0.5 * dh,
                                                                              startAngle, endAngle));
                        if (type != EmfPlusRecordTypeDrawArc)
                        {
                            polygon.append(centerPoint);
                            polygon.setClosed(true);
                        }
                        ::basegfx::B2DPolyPolygon polyPolygon(polygon);
                        polyPolygon.transform(maMapTransform);
                        if (type == EmfPlusRecordTypeFillPie)
                            EMFPPlusFillPolygon(polyPolygon, flags & 0x8000, brushIndexOrColor);
                        else
                            EMFPPlusDrawPolygon(polyPolygon, flags & 0xff);
                    }
                    break;
                    case EmfPlusRecordTypeFillPath:
                    {
                        sal_uInt32 index = flags & 0xff;
                        sal_uInt32 brushIndexOrColor;
                        rMS.ReadUInt32(brushIndexOrColor);
                        SAL_INFO("drawinglayer.emf", "EMF+ FillPath slot: " << index);

                        EMFPPath* path = dynamic_cast<EMFPPath*>(maEMFPObjects[index].get());
                        if (path)
                            EMFPPlusFillPolygon(path->GetPolygon(*this), flags & 0x8000, brushIndexOrColor);
                        else
                            SAL_WARN("drawinglayer.emf", "EMF+\tEmfPlusRecordTypeFillPath missing path");
                    }
                    break;
                    case EmfPlusRecordTypeFillRegion:
                    {
                        sal_uInt32 index = flags & 0xff;
                        sal_uInt32 brushIndexOrColor;
                        rMS.ReadUInt32(brushIndexOrColor);
                        SAL_INFO("drawinglayer.emf", "EMF+\t FillRegion slot: " << index);

                        EMFPRegion* region = dynamic_cast<EMFPRegion*>(maEMFPObjects[flags & 0xff].get());
                        if (region)
                            EMFPPlusFillPolygon(region->regionPolyPolygon, flags & 0x8000, brushIndexOrColor);
                        else
                            SAL_WARN("drawinglayer.emf", "EMF+\tEmfPlusRecordTypeFillRegion missing region");
                    }
                    break;
                    case EmfPlusRecordTypeDrawEllipse:
                    case EmfPlusRecordTypeFillEllipse:
                    {
                        // Intentionally very bogus initial value to avoid MSVC complaining about potentially uninitialized local
                        // variable. As long as the code stays as intended, this variable will be assigned a (real) value in the case
                        // when it is later used.
                        sal_uInt32 brushIndexOrColor = 1234567;

                        if (type == EmfPlusRecordTypeFillEllipse)
                        {
                            rMS.ReadUInt32(brushIndexOrColor);
                        }

                        SAL_INFO("drawinglayer.emf", "EMF+\t " << (type == EmfPlusRecordTypeFillEllipse ? "Fill" : "Draw") << "Ellipse slot: " << (flags & 0xff));
                        float dx, dy, dw, dh;
                        ReadRectangle(rMS, dx, dy, dw, dh, bool(flags & 0x4000));
                        SAL_INFO("drawinglayer.emf", "EMF+\t RectData: " << dx << "," << dy << " " << dw << "x" << dh);
                        ::basegfx::B2DPolyPolygon polyPolygon(
                            ::basegfx::utils::createPolygonFromEllipse(::basegfx::B2DPoint(dx + 0.5 * dw, dy + 0.5 * dh),
                                                                       0.5 * dw, 0.5 * dh));
                        polyPolygon.transform(maMapTransform);
                        if (type == EmfPlusRecordTypeFillEllipse)
                            EMFPPlusFillPolygon(polyPolygon, flags & 0x8000, brushIndexOrColor);
                        else
                            EMFPPlusDrawPolygon(polyPolygon, flags & 0xff);
                    }
                    break;
                    case EmfPlusRecordTypeFillRects:
                    case EmfPlusRecordTypeDrawRects:
                    {
                        // Silent MSVC warning C4701: potentially uninitialized local variable 'brushIndexOrColor' used
                        sal_uInt32 brushIndexOrColor = 999;
                        ::basegfx::B2DPolyPolygon polyPolygon;
                        sal_uInt32 rectangles;
                        float x, y, width, height;
                        const bool isColor = (flags & 0x8000);
                        ::basegfx::B2DPolygon polygon;

                        if (EmfPlusRecordTypeFillRects == type)
                        {
                            SAL_INFO("drawinglayer.emf", "EMF+\t FillRects");
                            rMS.ReadUInt32(brushIndexOrColor);
                            SAL_INFO("drawinglayer.emf", "EMF+\t" << (isColor ? "color" : "brush index") << ": 0x" << std::hex << brushIndexOrColor << std::dec);
                        }
                        else
                        {
                            SAL_INFO("drawinglayer.emf", "EMF+\t DrawRects");
                        }

                        rMS.ReadUInt32(rectangles);
                        for (sal_uInt32 i = 0; i < rectangles; i++)
                        {
                            ReadRectangle(rMS, x, y, width, height, bool(flags & 0x4000));
                            polygon.clear();
                            polygon.append(Map(x, y));
                            polygon.append(Map(x + width, y));
                            polygon.append(Map(x + width, y + height));
                            polygon.append(Map(x, y + height));
                            polygon.setClosed(true);

                            SAL_INFO("drawinglayer.emf", "EMF+\t\t rectangle: " << x << ", "<< y << " " << width << "x" << height);
                            polyPolygon.append(polygon);
                        }
                        if (type == EmfPlusRecordTypeFillRects)
                            EMFPPlusFillPolygon(polyPolygon, isColor, brushIndexOrColor);
                        else
                            EMFPPlusDrawPolygon(polyPolygon, flags & 0xff);
                        break;
                    }
                    case EmfPlusRecordTypeFillPolygon:
                    {
                        sal_uInt32 brushIndexOrColor, points;

                        rMS.ReadUInt32(brushIndexOrColor);
                        rMS.ReadUInt32(points);
                        SAL_INFO("drawinglayer.emf", "EMF+\t Points: " << points);
                        SAL_INFO("drawinglayer.emf", "EMF+\t " << ((flags & 0x8000) ? "Color" : "Brush index") << " : 0x" << std::hex << brushIndexOrColor << std::dec);

                        EMFPPath path(points, true);
                        path.Read(rMS, flags);

                        EMFPPlusFillPolygon(path.GetPolygon(*this), flags & 0x8000, brushIndexOrColor);
                        break;
                    }
                    case EmfPlusRecordTypeDrawLines:
                    {
                        sal_uInt32 points;
                        rMS.ReadUInt32(points);
                        SAL_INFO("drawinglayer.emf", "EMF+\t Points: " << points);
                        EMFPPath path(points, true);
                        path.Read(rMS, flags);

                        // 0x2000 bit indicates whether to draw an extra line between the last point
                        // and the first point, to close the shape.
                        EMFPPlusDrawPolygon(path.GetPolygon(*this, true, (flags & 0x2000)), flags);

                        break;
                    }
                    case EmfPlusRecordTypeDrawPath:
                    {
                        sal_uInt32 penIndex;
                        rMS.ReadUInt32(penIndex);
                        SAL_INFO("drawinglayer.emf", "EMF+\t Pen: " << penIndex);

                        EMFPPath* path = dynamic_cast<EMFPPath*>(maEMFPObjects[flags & 0xff].get());
                        if (path)
                            EMFPPlusDrawPolygon(path->GetPolygon(*this), penIndex);
                        else
                            SAL_WARN("drawinglayer.emf", "\t\tEmfPlusRecordTypeDrawPath missing path");

                        break;
                    }
                    case EmfPlusRecordTypeDrawBeziers:
                    {
                        sal_uInt32 aCount;
                        float x1, y1, x2, y2, x3, y3, x4, y4;
                        ::basegfx::B2DPolygon aPolygon;
                        rMS.ReadUInt32(aCount);
                        SAL_INFO("drawinglayer.emf", "EMF+\t DrawBeziers slot: " << (flags & 0xff));
                        SAL_INFO("drawinglayer.emf", "EMF+\t Number of points: " << aCount);
                        SAL_WARN_IF((aCount - 1) % 3 != 0, "drawinglayer.emf",
                                    "EMF+\t Bezier Draw not support number of points other than 4, 7, "
                                    "10, 13, 16...");

                        if (aCount < 4)
                        {
                            SAL_WARN("drawinglayer.emf", "EMF+\t Bezier Draw does not support less "
                                                         "than 4 points. Number of points: "
                                                             << aCount);
                            break;
                        }

                        ReadPoint(rMS, x1, y1, flags);
                        // We need to add first starting point
                        aPolygon.append(Map(x1, y1));
                        SAL_INFO("drawinglayer.emf",
                                 "EMF+\t Bezier starting point: " << x1 << "," << y1);
                        for (sal_uInt32 i = 4; i <= aCount; i += 3)
                        {
                            ReadPoint(rMS, x2, y2, flags);
                            ReadPoint(rMS, x3, y3, flags);
                            ReadPoint(rMS, x4, y4, flags);

                            SAL_INFO("drawinglayer.emf",
                                     "EMF+\t Bezier points: " << x2 << "," << y2 << " " << x3 << ","
                                                              << y3 << " " << x4 << "," << y4);
                            aPolygon.appendBezierSegment(Map(x2, y2), Map(x3, y3), Map(x4, y4));
                        }
                        EMFPPlusDrawPolygon(::basegfx::B2DPolyPolygon(aPolygon), flags & 0xff);
                        break;
                    }
                    case EmfPlusRecordTypeDrawCurve:
                    {
                        sal_uInt32 aOffset, aNumSegments, points;
                        float aTension;
                        rMS.ReadFloat(aTension);
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