path: root/svtools/source/filter/wmf/enhwmf.cxx

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/


#include "winmtf.hxx"
#include <osl/endian.h>
#include <boost/bind.hpp>

using namespace std;
//=========================== GDI-Array ===================================

#define EMR_HEADER                      1
#define EMR_POLYBEZIER                  2
#define EMR_POLYGON                     3
#define EMR_POLYLINE                    4
#define EMR_POLYBEZIERTO                5
#define EMR_POLYLINETO                  6
#define EMR_POLYPOLYLINE                7
#define EMR_POLYPOLYGON                 8
#define EMR_SETWINDOWEXTEX              9
#define EMR_SETWINDOWORGEX              10
#define EMR_SETVIEWPORTEXTEX            11
#define EMR_SETVIEWPORTORGEX            12
#define EMR_SETBRUSHORGEX               13
#define EMR_EOF                         14
#define EMR_SETPIXELV                   15
#define EMR_SETMAPPERFLAGS              16
#define EMR_SETMAPMODE                  17
#define EMR_SETBKMODE                   18
#define EMR_SETPOLYFILLMODE             19
#define EMR_SETROP2                     20
#define EMR_SETSTRETCHBLTMODE           21
#define EMR_SETTEXTALIGN                22
#define EMR_SETCOLORADJUSTMENT          23
#define EMR_SETTEXTCOLOR                24
#define EMR_SETBKCOLOR                  25
#define EMR_OFFSETCLIPRGN               26
#define EMR_MOVETOEX                    27
#define EMR_SETMETARGN                  28
#define EMR_EXCLUDECLIPRECT             29
#define EMR_INTERSECTCLIPRECT           30
#define EMR_SCALEVIEWPORTEXTEX          31
#define EMR_SCALEWINDOWEXTEX            32
#define EMR_SAVEDC                      33
#define EMR_RESTOREDC                   34
#define EMR_SETWORLDTRANSFORM           35
#define EMR_MODIFYWORLDTRANSFORM        36
#define EMR_SELECTOBJECT                37
#define EMR_CREATEPEN                   38
#define EMR_CREATEBRUSHINDIRECT         39
#define EMR_DELETEOBJECT                40
#define EMR_ANGLEARC                    41
#define EMR_ELLIPSE                     42
#define EMR_RECTANGLE                   43
#define EMR_ROUNDRECT                   44
#define EMR_ARC                         45
#define EMR_CHORD                       46
#define EMR_PIE                         47
#define EMR_SELECTPALETTE               48
#define EMR_CREATEPALETTE               49
#define EMR_SETPALETTEENTRIES           50
#define EMR_RESIZEPALETTE               51
#define EMR_REALIZEPALETTE              52
#define EMR_EXTFLOODFILL                53
#define EMR_LINETO                      54
#define EMR_ARCTO                       55
#define EMR_POLYDRAW                    56
#define EMR_SETARCDIRECTION             57
#define EMR_SETMITERLIMIT               58
#define EMR_BEGINPATH                   59
#define EMR_ENDPATH                     60
#define EMR_CLOSEFIGURE                 61
#define EMR_FILLPATH                    62
#define EMR_STROKEANDFILLPATH           63
#define EMR_STROKEPATH                  64
#define EMR_FLATTENPATH                 65
#define EMR_WIDENPATH                   66
#define EMR_SELECTCLIPPATH              67
#define EMR_ABORTPATH                   68

#define EMR_GDICOMMENT                  70
#define EMR_FILLRGN                     71
#define EMR_FRAMERGN                    72
#define EMR_INVERTRGN                   73
#define EMR_PAINTRGN                    74
#define EMR_EXTSELECTCLIPRGN            75
#define EMR_BITBLT                      76
#define EMR_STRETCHBLT                  77
#define EMR_MASKBLT                     78
#define EMR_PLGBLT                      79
#define EMR_SETDIBITSTODEVICE           80
#define EMR_STRETCHDIBITS               81
#define EMR_EXTCREATEFONTINDIRECTW      82
#define EMR_EXTTEXTOUTA                 83
#define EMR_EXTTEXTOUTW                 84
#define EMR_POLYBEZIER16                85
#define EMR_POLYGON16                   86
#define EMR_POLYLINE16                  87
#define EMR_POLYBEZIERTO16              88
#define EMR_POLYLINETO16                89
#define EMR_POLYPOLYLINE16              90
#define EMR_POLYPOLYGON16               91
#define EMR_POLYDRAW16                  92
#define EMR_CREATEMONOBRUSH             93
#define EMR_CREATEDIBPATTERNBRUSHPT     94
#define EMR_EXTCREATEPEN                95
#define EMR_POLYTEXTOUTA                96
#define EMR_POLYTEXTOUTW                97

// WINDOWS VERSION >= 0x400
#define EMR_SETICMMODE                  98
#define EMR_CREATECOLORSPACE            99
#define EMR_SETCOLORSPACE              100
#define EMR_DELETECOLORSPACE           101
#define EMR_GLSRECORD                  102
#define EMR_GLSBOUNDEDRECORD           103
#define EMR_PIXELFORMAT                104

// WINDOWS VERSION >= 0x500
#define EMR_DRAWESCAPE                 105
#define EMR_EXTESCAPE                  106
#define EMR_STARTDOC                   107
#define EMR_SMALLTEXTOUT               108
#define EMR_FORCEUFIMAPPING            109
#define EMR_NAMEDESCAPE                110
#define EMR_COLORCORRECTPALETTE        111
#define EMR_SETICMPROFILEA             112
#define EMR_SETICMPROFILEW             113
#define EMR_ALPHABLEND                 114
#define EMR_ALPHADIBBLEND              115
#define EMR_TRANSPARENTBLT             116
#define EMR_TRANSPARENTDIB             117
#define EMR_GRADIENTFILL               118
#define EMR_SETLINKEDUFIS              119
#define EMR_SETTEXTJUSTIFICATION       120

#if OSL_DEBUG_LEVEL > 1
#define EMFP_DEBUG(x) x
#else
#define EMFP_DEBUG(x)
#endif

//-----------------------------------------------------------------------------------

#ifdef OSL_BIGENDIAN
// currently unused
static float GetSwapFloat( SvStream& rSt )
{
    float   fTmp;
    sal_Int8* pPtr = (sal_Int8*)&fTmp;
    rSt >> pPtr[3] >> pPtr[2] >> pPtr[1] >> pPtr[0];    // Little Endian <-> Big Endian switch
    return fTmp;
}
#endif

SvStream& operator>>( SvStream& rIn, XForm& rXForm )
{
    if ( sizeof( float ) != 4 )
    {
        OSL_FAIL( "EnhWMFReader::sizeof( float ) != 4" );
        rXForm = XForm();
    }
    else
    {
#ifdef OSL_BIGENDIAN
    rXForm.eM11 = GetSwapFloat( rIn );
    rXForm.eM12 = GetSwapFloat( rIn );
    rXForm.eM21 = GetSwapFloat( rIn );
    rXForm.eM22 = GetSwapFloat( rIn );
    rXForm.eDx = GetSwapFloat( rIn );
    rXForm.eDy = GetSwapFloat( rIn );
#else
    rIn >> rXForm.eM11 >> rXForm.eM12 >> rXForm.eM21 >> rXForm.eM22
            >> rXForm.eDx >> rXForm.eDy;
#endif
    }
    return rIn;
}

static sal_Bool ImplReadRegion( PolyPolygon& rPolyPoly, SvStream& rSt, sal_uInt32 nLen )
{
    sal_Bool bOk = sal_False;
    if ( nLen )
    {
        sal_uInt32 nHdSize, nType, nCount, nRgnSize, i;
        rSt >> nHdSize
            >> nType
            >> nCount
            >> nRgnSize;

        if ( nCount && ( nType == RDH_RECTANGLES ) &&
                ( nLen >= ( ( nCount << 4 ) + ( nHdSize - 16 ) ) ) )
        {
            sal_Int32 nx1, ny1, nx2, ny2;

            for ( i = 0; i < nCount; i++ )
            {
                rSt >> nx1 >> ny1 >> nx2 >> ny2;

                Rectangle aRect( Point( nx1, ny1 ), Point( nx2, ny2 ) );
                Polygon aPolygon( aRect );
                PolyPolygon aPolyPolyOr1( aPolygon );
                PolyPolygon aPolyPolyOr2( rPolyPoly );
                rPolyPoly.GetUnion( aPolyPolyOr1, aPolyPolyOr2 );
                rPolyPoly = aPolyPolyOr2;
            }
            bOk = sal_True;
        }
    }
    return bOk;
}

EMFP_DEBUG(void dumpWords( SvStream& s, int i )
{
    sal_uInt32 pos = s.Tell();
    sal_Int16 data;
    for( ; i > 0; i -- ) {
        s >> data;
        EMFP_DEBUG(printf ("\t\t\tdata: %04hx\n", data));
    }
    s.Seek (pos);
});

void EnhWMFReader::ReadEMFPlusComment(sal_uInt32 length, sal_Bool& bHaveDC)
{
    if (!bEMFPlus) {
        pOut->PassEMFPlusHeaderInfo();

        // debug code - write the stream to debug file /tmp/emf-stream.emf
        EMFP_DEBUG(int pos = pWMF->Tell();
        pWMF->Seek(0);
        SvFileStream file( UniString::CreateFromAscii( "/tmp/emf-stream.emf" ), STREAM_WRITE | STREAM_TRUNC );

        *pWMF >> file;
        file.Flush();
        file.Close();

        pWMF->Seek( pos );)
    }
    bEMFPlus = true;

    sal_Size pos = pWMF->Tell();
    void *buffer = malloc( length );
    pOut->PassEMFPlus( buffer, pWMF->Read( buffer, length ) );
    free( buffer );
    pWMF->Seek( pos );

    bHaveDC = false;

    OSL_ASSERT(length >= 4);
    //reduce by 32bit length itself, skip in SeekRel if
    //impossibly unavailble
    sal_uInt32 nRemainder = length >= 4 ? length-4 : length;

    const size_t nRequiredHeaderSize = 12;
    while (nRemainder >= nRequiredHeaderSize)
    {
        sal_uInt16 type(0), flags(0);
        sal_uInt32 size(0), dataSize(0);

        *pWMF >> type >> flags >> size >> dataSize;
        nRemainder -= nRequiredHeaderSize;

        EMFP_DEBUG(printf ("\t\tEMF+ record type: %d\n", type));

        // GetDC
        if( type == 16388 ) {
            bHaveDC = true;
            EMFP_DEBUG(printf ("\t\tEMF+ lock DC (device context)\n"));
        }

        //Get the length of the remaining data of this record based
        //on the alleged size
        sal_uInt32 nRemainingRecordData = size >= nRequiredHeaderSize ?
            size-nRequiredHeaderSize : 0;
        //clip to available size
        nRemainingRecordData = std::min(nRemainingRecordData, nRemainder);
        pWMF->SeekRel(nRemainingRecordData);
        nRemainder -= nRemainingRecordData;
    }
    pWMF->SeekRel(nRemainder);
}

/**
 * Reads polygons from the stream.
 * The <class T> parameter is for the type of the points (sal_uInt32 or sal_uInt16).
 * The <class Drawer> parameter is a boost binding for the method that will draw the polygon.
 * skipFirst: if the first point read is the 0th point or the 1st point in the array.
 * */
template <class T, class Drawer>
void EnhWMFReader::ReadAndDrawPolygon(Drawer drawer, const sal_Bool skipFirst)
{
    sal_uInt32 nPoints(0), nStartIndex(0);
    pWMF->SeekRel( 16 );
    *pWMF >> nPoints;
    if (skipFirst)
    {
        nPoints ++;
        nStartIndex ++;
    }

    Polygon aPolygon = ReadPolygon<T>(nStartIndex, nPoints);
    drawer(pOut, aPolygon, skipFirst, bRecordPath);
}


/**
 * Reads polygons from the stream.
 * The <class T> parameter is for the type of the points
 * nStartIndex: which is the starting index in the polygon of the first point read
 * nPoints: number of points
 * pWMF: the stream containings the polygons
 * */
template <class T>
Polygon EnhWMFReader::ReadPolygon(sal_uInt32 nStartIndex, sal_uInt32 nPoints)
{
    Polygon aPolygon(nPoints);
    for (sal_uInt16 i = nStartIndex ; i < nPoints && pWMF->good(); i++ )
    {
        T nX, nY;
        *pWMF >> nX >> nY;
        if (!pWMF->good())
            break;
        aPolygon[ i ] = Point( nX, nY );
    }

    return aPolygon;
}

/**
 * Reads a polyline from the WMF file and draws it
 * The <class T> parameter refers to the type of the points. (e.g. sal_uInt16 or sal_uInt32)
 * */
template <class T>
void EnhWMFReader::ReadAndDrawPolyLine()
{
    sal_uInt32  nPoints;
    sal_Int32   i, nPoly(0), nGesPoints(0);
    pWMF->SeekRel( 0x10 );
    // Number of Polygons:
    *pWMF >> nPoly >> nGesPoints;

    // taking the amount of points of each polygon, retrieving the total number of points
    if ( pWMF->good() &&
         ( static_cast< sal_uInt32 >(nPoly) < SAL_MAX_UINT32 / sizeof(sal_uInt16) ) &&
         ( static_cast< sal_uInt32 >( nPoly ) * sizeof(sal_uInt16) ) <= ( nEndPos - pWMF->Tell() )
       )
    {
        sal_uInt16* pnPoints = new sal_uInt16[ nPoly ];
        for ( i = 0; i < nPoly && pWMF->good(); i++ )
        {
            *pWMF >> nPoints;
            pnPoints[ i ] = (sal_uInt16)nPoints;
        }
        // Get polygon points:
        for ( i = 0; ( i < nPoly ) && pWMF->good(); i++ )
        {
            Polygon aPolygon = ReadPolygon<T>(0, pnPoints[i]);
            pOut->DrawPolyLine( aPolygon, sal_False, bRecordPath );
        }
        delete[] pnPoints;
    }
}

/**
 * Reads a poly polygon from the WMF file and draws it.
 * The <class T> parameter refers to the type of the points. (e.g. sal_uInt16 or sal_uInt32)
 * */
template <class T>
void EnhWMFReader::ReadAndDrawPolyPolygon()
{
    sal_uInt32  i, nPoly, nGesPoints, nPoints;
    pWMF->SeekRel( 0x10 );
    // Number of polygons
    *pWMF >> nPoly >> nGesPoints;
    if ( pWMF->good() &&
        ( nGesPoints < SAL_MAX_UINT32 / sizeof(Point) ) && //check against numeric overflowing
        ( nPoly < SAL_MAX_UINT32 / sizeof(sal_uInt16) ) &&
        ( (  nPoly * sizeof( sal_uInt16 ) ) <= ( nEndPos - pWMF->Tell() ) ))
    {
        //Get number of points in each polygon
        sal_uInt16 * pnPoints = new sal_uInt16[ nPoly ];
        for ( i = 0; i < nPoly && pWMF->good(); i++ )
        {
            *pWMF >> nPoints;
            pnPoints[ i ] = (sal_uInt16)nPoints;
        } //end for
        if ( pWMF->good() && ( nGesPoints * (sizeof(T)+sizeof(T)) ) <= ( nEndPos - pWMF->Tell() ) )
        {
            // Get polygon points
            Point * pPtAry  = new Point[ nGesPoints ];
            for ( i = 0; i < nGesPoints && pWMF->good(); i++ )
            {
                T nX, nY;
                *pWMF >> nX >> nY;
                pPtAry[ i ] = Point( nX, nY );
            } //end for
            // Create PolyPolygon Actions
            PolyPolygon aPolyPoly( (sal_uInt16)nPoly, pnPoints, pPtAry );
            pOut->DrawPolyPolygon( aPolyPoly, bRecordPath );
            delete[] pPtAry;
        } //end if
        delete[] pnPoints;
    } //end if
}

sal_Bool EnhWMFReader::ReadEnhWMF()
{
    sal_uInt32  nStretchBltMode = 0;
    sal_uInt32  nRecType(0), nRecSize(0), nNextPos(0),
                nW(0), nH(0), nColor(0), nIndex(0),
                nDat32(0), nNom1(0), nDen1(0), nNom2(0), nDen2(0);
    sal_Int32   nX32(0), nY32(0), nx32(0), ny32(0);

    sal_Bool    bFlag(sal_False), bStatus = ReadHeader();
    sal_Bool    bHaveDC = false;

    static sal_Bool bEnableEMFPlus = ( getenv( "EMF_PLUS_DISABLE" ) == NULL );

    while( bStatus && nRecordCount-- && pWMF->good())
    {
        *pWMF >> nRecType >> nRecSize;

        if ( !pWMF->good() || ( nRecSize < 8 ) || ( nRecSize & 3 ) )     // Parameters are always divisible by 4
        {
            bStatus = sal_False;
            break;
        }

        nNextPos = pWMF->Tell() + ( nRecSize - 8 );

        if ( !pWMF->good() || nNextPos > nEndPos )
        {
            bStatus = sal_False;
            break;
        }

        if(  !aBmpSaveList.empty()
          && ( nRecType != EMR_STRETCHBLT )
          && ( nRecType != EMR_STRETCHDIBITS )
          )
            pOut->ResolveBitmapActions( aBmpSaveList );

        bFlag = sal_False;

        EMFP_DEBUG(printf ("0x%04x-0x%04x record type: %d size: %d\n",(unsigned int) (nNextPos - nRecSize),(unsigned int) nNextPos, (int)nRecType,(int) nRecSize));

        if( bEnableEMFPlus && nRecType == EMR_GDICOMMENT ) {
            sal_uInt32 length;

            *pWMF >> length;

            EMFP_DEBUG(printf ("\tGDI comment\n\t\tlength: %d\n", (int)length));

            if( pWMF->good() && length >= 4 ) {
                sal_uInt32 id;

                *pWMF >> id;

                EMFP_DEBUG(printf ("\t\tbegin %c%c%c%c id: 0x%x\n", (char)(id & 0xff), (char)((id & 0xff00) >> 8), (char)((id & 0xff0000) >> 16), (char)((id & 0xff000000) >> 24), (unsigned int)id));

                // EMF+ comment (fixme: BE?)
                if( id == 0x2B464D45 && nRecSize >= 12 )
                    ReadEMFPlusComment( length, bHaveDC );
                // GDIC comment, doesn't do anything useful yet
                else if( id == 0x43494447 && nRecSize >= 12 ) {
                    //ToDo: ReadGDIComment()
                } else {
                    EMFP_DEBUG(printf ("\t\tunknown id: 0x%x\n",(unsigned int) id));
                }
            }
        } else if( !bEMFPlus || bHaveDC || nRecType == EMR_EOF )

        switch( nRecType )
        {
            case EMR_POLYBEZIERTO :
                ReadAndDrawPolygon<sal_Int32>(boost::bind(&WinMtfOutput::DrawPolyBezier, _1, _2, _3, _4), sal_True);
            break;
            case EMR_POLYBEZIER :
                ReadAndDrawPolygon<sal_Int32>(boost::bind(&WinMtfOutput::DrawPolyBezier, _1, _2, _3, _4), sal_False);
            break;

            case EMR_POLYGON :
                ReadAndDrawPolygon<sal_Int32>(boost::bind(&WinMtfOutput::DrawPolygon, _1, _2, _3, _4), sal_False);
            break;

            case EMR_POLYLINETO :
                ReadAndDrawPolygon<sal_Int32>(boost::bind(&WinMtfOutput::DrawPolyLine, _1, _2, _3, _4), sal_True);
            break;
            case EMR_POLYLINE :
                ReadAndDrawPolygon<sal_Int32>(boost::bind(&WinMtfOutput::DrawPolyLine, _1, _2, _3, _4), sal_False);
            break;

            case EMR_POLYPOLYLINE :
                ReadAndDrawPolyLine<sal_uInt32>();
            break;

            case EMR_POLYPOLYGON :
                ReadAndDrawPolyPolygon<sal_uInt32>();
            break;

            case EMR_SETWINDOWEXTEX :
            {                                                       // #75383#
                *pWMF >> nW >> nH;
                pOut->SetWinExt( Size( nW, nH ) );
            }
            break;

            case EMR_SETWINDOWORGEX :
            {
                *pWMF >> nX32 >> nY32;
                pOut->SetWinOrg( Point( nX32, nY32 ) );
            }
            break;

            case EMR_SCALEWINDOWEXTEX :
            {
                *pWMF >> nNom1 >> nDen1 >> nNom2 >> nDen2;
                pOut->ScaleWinExt( (double)nNom1 / nDen1, (double)nNom2 / nDen2 );
            }
            break;

            case EMR_SETVIEWPORTORGEX :
            {
                *pWMF >> nX32 >> nY32;
                pOut->SetDevOrg( Point( nX32, nY32 ) );
            }
            break;

            case EMR_SCALEVIEWPORTEXTEX :
            {
                *pWMF >> nNom1 >> nDen1 >> nNom2 >> nDen2;
                pOut->ScaleDevExt( (double)nNom1 / nDen1, (double)nNom2 / nDen2 );
            }
            break;

            case EMR_SETVIEWPORTEXTEX :
            {
                *pWMF >> nW >> nH;
                pOut->SetDevExt( Size( nW, nH ) );
            }
            break;

            case EMR_EOF :
                nRecordCount = 0;           // #76846#
            break;

            case EMR_SETPIXELV :
            {
                *pWMF >> nX32 >> nY32;
                pOut->DrawPixel( Point( nX32, nY32 ), ReadColor() );
            }
            break;

            case EMR_SETMAPMODE :
            {
                sal_uInt32 nMapMode;
                *pWMF >> nMapMode;
                pOut->SetMapMode( nMapMode );
            }
            break;

            case EMR_SETBKMODE :
            {
                *pWMF >> nDat32;
                pOut->SetBkMode( nDat32 );
            }
            break;

            case EMR_SETPOLYFILLMODE :
            break;

            case EMR_SETROP2 :
            {
                *pWMF >> nDat32;
                pOut->SetRasterOp( nDat32 );
            }
            break;

            case EMR_SETSTRETCHBLTMODE :
            {
                *pWMF >> nStretchBltMode;
            }
            break;

            case EMR_SETTEXTALIGN :
            {
                *pWMF >> nDat32;
                pOut->SetTextAlign( nDat32 );
            }
            break;

            case EMR_SETTEXTCOLOR :
            {
                pOut->SetTextColor( ReadColor() );
            }
            break;

            case EMR_SETBKCOLOR :
            {
                pOut->SetBkColor( ReadColor() );
            }
            break;

            case EMR_OFFSETCLIPRGN :
            {
                *pWMF >> nX32 >> nY32;
                pOut->MoveClipRegion( Size( nX32, nY32 ) );
            }
            break;

            case EMR_MOVETOEX :
            {
                *pWMF >> nX32 >> nY32;
                pOut->MoveTo( Point( nX32, nY32 ), bRecordPath );
            }
            break;

            case EMR_INTERSECTCLIPRECT :
            {
                *pWMF >> nX32 >> nY32 >> nx32 >> ny32;
                pOut->IntersectClipRect( ReadRectangle( nX32, nY32, nx32, ny32 ) );
            }
            break;

            case EMR_SAVEDC :
            {
                pOut->Push();
            }
            break;

            case EMR_RESTOREDC :
            {
                pOut->Pop();
            }
            break;

            case EMR_SETWORLDTRANSFORM :
            {
                XForm aTempXForm;
                *pWMF >> aTempXForm;
                pOut->SetWorldTransform( aTempXForm );
            }
            break;

            case EMR_MODIFYWORLDTRANSFORM :
            {
                sal_uInt32  nMode;
                XForm   aTempXForm;
                *pWMF >> aTempXForm >> nMode;
                pOut->ModifyWorldTransform( aTempXForm, nMode );
            }
            break;

            case EMR_SELECTOBJECT :
            {
                *pWMF >> nIndex;
                pOut->SelectObject( nIndex );
            }
            break;

            case EMR_CREATEPEN :
            {
                *pWMF >> nIndex;
                if ( ( nIndex & ENHMETA_STOCK_OBJECT ) == 0 )
                {

                    LineInfo    aLineInfo;
                    sal_uInt32      nStyle;
                    Size        aSize;
                    //#fdo39428 Remove SvStream operator>>(long&)
                    sal_Int32 nTmpW(0), nTmpH(0);

                    *pWMF >> nStyle >> nTmpW >> nTmpH;
                    aSize.Width() = nTmpW;
                    aSize.Height() = nTmpH;

                    if ( aSize.Width() )
                        aLineInfo.SetWidth( aSize.Width() );

                    sal_Bool bTransparent = sal_False;
                    sal_uInt16 nDashCount = 0;
                    sal_uInt16 nDotCount = 0;
                    switch( nStyle )
                    {
                        case PS_DASHDOTDOT :
                            nDotCount++;
                        case PS_DASHDOT :
                            nDashCount++;
                        case PS_DOT :
                            nDotCount++;
                        break;
                        case PS_DASH :
                            nDashCount++;
                        break;
                        case PS_NULL :
                            bTransparent = sal_True;
                            aLineInfo.SetStyle( LINE_NONE );
                        break;
                        default :
                        case PS_INSIDEFRAME :
                        case PS_SOLID :
                            aLineInfo.SetStyle( LINE_SOLID );
                    }
                    if ( nDashCount | nDotCount )
                    {
                        aLineInfo.SetStyle( LINE_DASH );
                        aLineInfo.SetDashCount( nDashCount );
                        aLineInfo.SetDotCount( nDotCount );
                    }
                    pOut->CreateObject( nIndex, GDI_PEN, new WinMtfLineStyle( ReadColor(), aLineInfo, bTransparent ) );
                }
            }
            break;

            case EMR_EXTCREATEPEN :
            {
                sal_Int32   elpHatch;
                sal_uInt32  offBmi, cbBmi, offBits, cbBits, nStyle, nWidth, nBrushStyle, elpNumEntries;
                Color       aColorRef;

                *pWMF >> nIndex;
                if ( ( nIndex & ENHMETA_STOCK_OBJECT ) == 0 )
                {
                    *pWMF >> offBmi >> cbBmi >> offBits >> cbBits >>  nStyle >> nWidth >> nBrushStyle;
                     aColorRef = ReadColor();
                     *pWMF >> elpHatch >> elpNumEntries;

                    LineInfo    aLineInfo;
                    if ( nWidth )
                        aLineInfo.SetWidth( nWidth );

                    sal_Bool bTransparent = sal_False;
                    sal_uInt16 nDashCount = 0;
                    sal_uInt16 nDotCount = 0;

                    switch( nStyle & PS_STYLE_MASK )
                    {
                        case PS_DASHDOTDOT :
                            nDotCount++;
                        case PS_DASHDOT :
                            nDashCount++;
                        case PS_DOT :
                            nDotCount++;
                        break;
                        case PS_DASH :
                            nDashCount++;
                        break;
                        case PS_NULL :
                            bTransparent = sal_True;
                            aLineInfo.SetStyle( LINE_NONE );
                        break;

                        default :
                        case PS_INSIDEFRAME :
                        case PS_SOLID :
                            aLineInfo.SetStyle( LINE_SOLID );
                    }
                    if ( nDashCount | nDotCount )
                    {
                        aLineInfo.SetStyle( LINE_DASH );
                        aLineInfo.SetDashCount( nDashCount );
                        aLineInfo.SetDotCount( nDotCount );
                    }
                    pOut->CreateObject( nIndex, GDI_PEN, new WinMtfLineStyle( aColorRef, aLineInfo, bTransparent ) );
                }
            }
            break;

            case EMR_CREATEBRUSHINDIRECT :
            {
                sal_uInt32  nStyle;
                *pWMF >> nIndex;
                if ( ( nIndex & ENHMETA_STOCK_OBJECT ) == 0 )
                {
                    *pWMF >> nStyle;
                    pOut->CreateObject( nIndex, GDI_BRUSH, new WinMtfFillStyle( ReadColor(), ( nStyle == BS_HOLLOW ) ? sal_True : sal_False ) );
                }
            }
            break;

            case EMR_DELETEOBJECT :
            {
                *pWMF >> nIndex;
                if ( ( nIndex & ENHMETA_STOCK_OBJECT ) == 0 )
                    pOut->DeleteObject( nIndex );
            }
            break;

            case EMR_ELLIPSE :
            {
                *pWMF >> nX32 >> nY32 >> nx32 >> ny32;
                pOut->DrawEllipse( ReadRectangle( nX32, nY32, nx32, ny32 ) );
            }
            break;

            case EMR_RECTANGLE :
            {
                *pWMF >> nX32 >> nY32 >> nx32 >> ny32;
                pOut->DrawRect( ReadRectangle( nX32, nY32, nx32, ny32 ) );
            }
            break;

            case EMR_ROUNDRECT :
            {
                *pWMF >> nX32 >> nY32 >> nx32 >> ny32 >> nW >> nH;
                Size aSize( Size( nW, nH ) );
                pOut->DrawRoundRect( ReadRectangle( nX32, nY32, nx32, ny32 ), aSize );
            }
            break;

            case EMR_ARC :
            {
                sal_uInt32 nStartX, nStartY, nEndX, nEndY;
                *pWMF >> nX32 >> nY32 >> nx32 >> ny32 >> nStartX >> nStartY >> nEndX >> nEndY;
                pOut->DrawArc( ReadRectangle( nX32, nY32, nx32, ny32 ), Point( nStartX, nStartY ), Point( nEndX, nEndY ) );
            }
            break;

            case EMR_CHORD :
            {
                sal_uInt32 nStartX, nStartY, nEndX, nEndY;
                *pWMF >> nX32 >> nY32 >> nx32 >> ny32 >> nStartX >> nStartY >> nEndX >> nEndY;
                pOut->DrawChord( ReadRectangle( nX32, nY32, nx32, ny32 ), Point( nStartX, nStartY ), Point( nEndX, nEndY ) );
            }
            break;

            case EMR_PIE :
            {
                sal_uInt32 nStartX, nStartY, nEndX, nEndY;
                *pWMF >> nX32 >> nY32 >> nx32 >> ny32 >> nStartX >> nStartY >> nEndX >> nEndY;
                const Rectangle aRect( ReadRectangle( nX32, nY32, nx32, ny32 ));

                // #i73608# OutputDevice deviates from WMF
                // semantics. start==end means full ellipse here.
                if( nStartX == nEndX && nStartY == nEndY )
                    pOut->DrawEllipse( aRect );
                else
                    pOut->DrawPie( aRect, Point( nStartX, nStartY ), Point( nEndX, nEndY ) );
            }
            break;

            case EMR_LINETO :
            {
                *pWMF >> nX32 >> nY32;
                pOut->LineTo( Point( nX32, nY32 ), bRecordPath );
            }
            break;

            case EMR_ARCTO :
            {
                sal_uInt32 nStartX, nStartY, nEndX, nEndY;
                *pWMF >> nX32 >> nY32 >> nx32 >> ny32 >> nStartX >> nStartY >> nEndX >> nEndY;
                pOut->DrawArc( ReadRectangle( nX32, nY32, nx32, ny32 ), Point( nStartX, nStartY ), Point( nEndX, nEndY ), sal_True );
            }
            break;

            case EMR_BEGINPATH :
            {
                pOut->ClearPath();
                bRecordPath = sal_True;
            }
            break;

            case EMR_ABORTPATH :
                pOut->ClearPath();
            case EMR_ENDPATH :
                bRecordPath = sal_False;
            break;

            case EMR_CLOSEFIGURE :
                pOut->ClosePath();
            break;

            case EMR_FILLPATH :
                pOut->StrokeAndFillPath( sal_False, sal_True );
            break;

            case EMR_STROKEANDFILLPATH :
                pOut->StrokeAndFillPath( sal_True, sal_True );
            break;

            case EMR_STROKEPATH :
                pOut->StrokeAndFillPath( sal_True, sal_False );
            break;

            case EMR_SELECTCLIPPATH :
            {
                sal_Int32 nClippingMode;
                *pWMF >> nClippingMode;
                pOut->SetClipPath( pOut->GetPathObj(), nClippingMode, sal_True );
            }
            break;

            case EMR_EXTSELECTCLIPRGN :
            {
                sal_Int32 iMode, cbRgnData;
                *pWMF >> cbRgnData
                      >> iMode;

                PolyPolygon aPolyPoly;
                if ( cbRgnData )
                    ImplReadRegion( aPolyPoly, *pWMF, nRecSize );
                pOut->SetClipPath( aPolyPoly, iMode, sal_False );
            }
            break;

            case EMR_BITBLT :   // PASSTHROUGH INTENDED
            case EMR_STRETCHBLT :
            {
                sal_Int32   xDest, yDest, cxDest, cyDest, xSrc, ySrc, cxSrc, cySrc;
                sal_uInt32  dwRop, iUsageSrc, offBmiSrc, cbBmiSrc, offBitsSrc, cbBitsSrc;
                XForm   xformSrc;

                sal_uInt32  nStart = pWMF->Tell() - 8;

                pWMF->SeekRel( 0x10 );
                *pWMF >> xDest >> yDest >> cxDest >> cyDest >> dwRop >> xSrc >> ySrc
                        >> xformSrc >> nColor >> iUsageSrc >> offBmiSrc >> cbBmiSrc
                            >> offBitsSrc >> cbBitsSrc;

                if ( nRecType == EMR_STRETCHBLT )
                    *pWMF >> cxSrc >> cySrc;
                else
                    cxSrc = cySrc = 0;

                Bitmap      aBitmap;
                Rectangle   aRect( Point( xDest, yDest ), Size( cxDest+1, cyDest+1 ) );

                cxDest = abs( (int)cxDest );        // sj: i37894, size can be negative
                cyDest = abs( (int)cyDest );        // and also 122889

                if ( (cbBitsSrc > (SAL_MAX_UINT32 - 14)) || ((SAL_MAX_UINT32 - 14) - cbBitsSrc < cbBmiSrc) )
                    bStatus = sal_False;
                else
                {
                    sal_uInt32 nSize = cbBmiSrc + cbBitsSrc + 14;
                    if ( nSize <= ( nEndPos - nStartPos ) )
                    {
                        char* pBuf = new char[ nSize ];
                        SvMemoryStream aTmp( pBuf, nSize, STREAM_READ | STREAM_WRITE );
                        aTmp.ObjectOwnsMemory( sal_True );
                        aTmp << (sal_uInt8)'B'
                             << (sal_uInt8)'M'
                             << (sal_uInt32)cbBitsSrc
                             << (sal_uInt16)0
                             << (sal_uInt16)0
                             << (sal_uInt32)cbBmiSrc + 14;
                        pWMF->Seek( nStart + offBmiSrc );
                        pWMF->Read( pBuf + 14, cbBmiSrc );
                        pWMF->Seek( nStart + offBitsSrc );
                        pWMF->Read( pBuf + 14 + cbBmiSrc, cbBitsSrc );
                        aTmp.Seek( 0 );
                        aBitmap.Read( aTmp, sal_True );

                        // test if it is sensible to crop
                        if ( ( cxSrc > 0 ) && ( cySrc > 0 ) &&
                            ( xSrc >= 0 ) && ( ySrc >= 0 ) &&
                                ( xSrc + cxSrc <= aBitmap.GetSizePixel().Width() ) &&
                                    ( ySrc + cySrc <= aBitmap.GetSizePixel().Height() ) )
                        {
                            Rectangle aCropRect( Point( xSrc, ySrc ), Size( cxSrc, cySrc ) );
                            aBitmap.Crop( aCropRect );
                        }
                    /* Pseudocomment to add more context so that make patch.unapply
                     * works better. Ha!
                     */
                    aBmpSaveList.push_back( new BSaveStruct( aBitmap, aRect, dwRop, pOut->GetFillStyle () ) );
                    }
                }
            }
            break;

            case EMR_STRETCHDIBITS :
            {
                sal_Int32   xDest, yDest, xSrc, ySrc, cxSrc, cySrc, cxDest, cyDest;
                sal_uInt32  offBmiSrc, cbBmiSrc, offBitsSrc, cbBitsSrc, iUsageSrc, dwRop;
                sal_uInt32  nStart = pWMF->Tell() - 8;

                pWMF->SeekRel( 0x10 );
                *pWMF >> xDest
                      >> yDest
                      >> xSrc
                      >> ySrc
                      >> cxSrc
                      >> cySrc
                      >> offBmiSrc
                      >> cbBmiSrc
                      >> offBitsSrc
                      >> cbBitsSrc
                      >> iUsageSrc
                      >> dwRop
                      >> cxDest
                      >> cyDest;

                Bitmap      aBitmap;
                Rectangle   aRect( Point( xDest, yDest ), Size( cxDest+1, cyDest+1 ) );

                cxDest = abs( (int)cxDest );        // sj: i37894, size can be negative
                cyDest = abs( (int)cyDest );        // and also 122889

                if (  ((SAL_MAX_UINT32 - 14)             < cbBitsSrc)
                   || ((SAL_MAX_UINT32 - 14) - cbBitsSrc < cbBmiSrc )
                   )
                {
                    bStatus = sal_False;
                }
                else
                {
                    sal_uInt32 nSize = cbBmiSrc + cbBitsSrc + 14;
                    if ( nSize <= ( nEndPos - nStartPos ) )
                    {
                        char* pBuf = new char[ nSize ];
                        SvMemoryStream aTmp( pBuf, nSize, STREAM_READ | STREAM_WRITE );
                        aTmp.ObjectOwnsMemory( sal_True );
                        aTmp << (sal_uInt8)'B'
                            << (sal_uInt8)'M'
                            << (sal_uInt32)cbBitsSrc
                            << (sal_uInt16)0
                            << (sal_uInt16)0
                            << (sal_uInt32)cbBmiSrc + 14;
                        pWMF->Seek( nStart + offBmiSrc );
                        pWMF->Read( pBuf + 14, cbBmiSrc );
                        pWMF->Seek( nStart + offBitsSrc );
                        pWMF->Read( pBuf + 14 + cbBmiSrc, cbBitsSrc );
                        aTmp.Seek( 0 );
                        aBitmap.Read( aTmp, sal_True );

                        // test if it is sensible to crop
                        if ( ( cxSrc > 0 ) && ( cySrc > 0 ) &&
                            ( xSrc >= 0 ) && ( ySrc >= 0 ) &&
                                ( xSrc + cxSrc <= aBitmap.GetSizePixel().Width() ) &&
                                    ( ySrc + cySrc <= aBitmap.GetSizePixel().Height() ) )
                        {
                            Rectangle aCropRect( Point( xSrc, ySrc ), Size( cxSrc, cySrc ) );
                            aBitmap.Crop( aCropRect );
                        }
                    /* Another pseudocomment to make make patch.unapply work better */
                    aBmpSaveList.push_back( new BSaveStruct( aBitmap, aRect, dwRop, pOut->GetFillStyle () ) );
                    }
                }
            }
            break;

            case EMR_EXTCREATEFONTINDIRECTW :
            {
                *pWMF >> nIndex;
                if ( ( nIndex & ENHMETA_STOCK_OBJECT ) == 0 )
                {
                    LOGFONTW aLogFont;
                    *pWMF >> aLogFont.lfHeight
                          >> aLogFont.lfWidth
                          >> aLogFont.lfEscapement
                          >> aLogFont.lfOrientation
                          >> aLogFont.lfWeight
                          >> aLogFont.lfItalic
                          >> aLogFont.lfUnderline
                          >> aLogFont.lfStrikeOut
                          >> aLogFont.lfCharSet
                          >> aLogFont.lfOutPrecision
                          >> aLogFont.lfClipPrecision
                          >> aLogFont.lfQuality
                          >> aLogFont.lfPitchAndFamily;

                    sal_Unicode lfFaceName[ LF_FACESIZE ];

                    for ( int i = 0; i < LF_FACESIZE; i++ )
                    {
                        sal_uInt16 nChar;
                        *pWMF >> nChar;
                        lfFaceName[ i ] = nChar;
                    }
                    aLogFont.alfFaceName = UniString( lfFaceName );
                    pOut->CreateObject( nIndex, GDI_FONT, new WinMtfFontStyle( aLogFont ) );
                }
            }
            break;

            case EMR_EXTTEXTOUTA :
                bFlag = sal_True;
            case EMR_EXTTEXTOUTW :
            {
                sal_Int32   nLeft, nTop, nRight, nBottom, ptlReferenceX, ptlReferenceY, nGfxMode, nXScale, nYScale;
                sal_uInt32  nCurPos, nLen, nOffString, nOptions, offDx;
                sal_Int32*  pDX = NULL;

                nCurPos = pWMF->Tell() - 8;

                *pWMF >> nLeft >> nTop >> nRight >> nBottom >> nGfxMode >> nXScale >> nYScale
                    >> ptlReferenceX >> ptlReferenceY >> nLen >> nOffString >> nOptions;

                pWMF->SeekRel( 0x10 );
                *pWMF >> offDx;

                sal_Int32 nTextLayoutMode = TEXT_LAYOUT_DEFAULT;
                if ( nOptions & ETO_RTLREADING )
                    nTextLayoutMode = TEXT_LAYOUT_BIDI_RTL | TEXT_LAYOUT_TEXTORIGIN_LEFT;
                pOut->SetTextLayoutMode( nTextLayoutMode );
                DBG_ASSERT( ( nOptions & ( ETO_PDY | ETO_GLYPH_INDEX ) ) == 0, "SJ: ETO_PDY || ETO_GLYPH_INDEX in EMF" );

                Point aPos( ptlReferenceX, ptlReferenceY );
                if ( nLen && ( nLen < SAL_MAX_UINT32 / sizeof(sal_Int32) ) )
                {
                    if ( offDx && (( nCurPos + offDx + nLen * 4 ) <= nNextPos ) )
                    {
                        pWMF->Seek( nCurPos + offDx );
                        if ( ( nLen * sizeof(sal_uInt32) ) <= ( nEndPos - pWMF->Tell() ) )
                        {
                            pDX = new sal_Int32[ nLen ];
                            sal_uInt32 i;
                            for ( i = 0; i < nLen; i++ )
                                *pWMF >> pDX[ i ];
                        }
                    }
                    pWMF->Seek( nCurPos + nOffString );
                    String aText;
                    if ( bFlag )
                    {
                        if ( nLen <= ( nEndPos - pWMF->Tell() ) )
                        {
                            sal_Char* pBuf = new sal_Char[ nLen ];
                            pWMF->Read( pBuf, nLen );
                            aText = String( pBuf, (sal_uInt16)nLen, pOut->GetCharSet() );
                            delete[] pBuf;

                            if ( aText.Len() != nLen )
                            {
                                sal_uInt16 i, j;
                                sal_Int32* pOldDx = pDX;
                                pDX = new sal_Int32[ aText.Len() ];
                                for ( i = 0, j = 0; i < aText.Len(); i++ )
                                {
                                    sal_Unicode cUniChar = aText.GetChar(i);
                                    rtl::OString aCharacter(&cUniChar, 1, pOut->GetCharSet());
                                    pDX[ i ] = 0;
                                    for (sal_Int32 k = 0; ( k < aCharacter.getLength() ) && ( j < nLen ) && ( i < aText.Len() ); ++k)
                                        pDX[ i ] += pOldDx[ j++ ];
                                }
                                delete[] pOldDx;
                            }
                        }
                    }
                    else
                    {
                        if ( ( nLen * sizeof(sal_Unicode) ) <= ( nEndPos - pWMF->Tell() ) )
                        {
                            sal_Unicode* pBuf = new sal_Unicode[ nLen ];
                            pWMF->Read( pBuf, nLen << 1 );
#ifdef OSL_BIGENDIAN
                            sal_Char nTmp, *pTmp = (sal_Char*)( pBuf + nLen );
                            while ( pTmp-- != (sal_Char*)pBuf )
                            {
                                nTmp = *pTmp--;
                                pTmp[ 1 ] = *pTmp;
                                *pTmp = nTmp;
                            }
#endif
                            aText = String( pBuf, (xub_StrLen)nLen );
                            delete[] pBuf;
                        }
                    }
                    pOut->DrawText( aPos, aText, pDX, bRecordPath, nGfxMode );
                }
                delete[] pDX;
            }
            break;

            case EMR_POLYBEZIERTO16 :
                ReadAndDrawPolygon<sal_Int16>(boost::bind(&WinMtfOutput::DrawPolyBezier, _1, _2, _3, _4), sal_True);
                break;
            case EMR_POLYBEZIER16 :
                ReadAndDrawPolygon<sal_Int16>(boost::bind(&WinMtfOutput::DrawPolyBezier, _1, _2, _3, _4), sal_False);
            break;

            case EMR_POLYGON16 :
                ReadAndDrawPolygon<sal_Int16>(boost::bind(&WinMtfOutput::DrawPolygon, _1, _2, _3, _4), sal_False);
            break;

            case EMR_POLYLINETO16 :
                ReadAndDrawPolygon<sal_Int16>(boost::bind(&WinMtfOutput::DrawPolyLine, _1, _2, _3, _4), sal_True);
                break;
            case EMR_POLYLINE16 :
                ReadAndDrawPolygon<sal_Int16>(boost::bind(&WinMtfOutput::DrawPolyLine, _1, _2, _3, _4), sal_False);
            break;

            case EMR_POLYPOLYLINE16 :
                ReadAndDrawPolyLine<sal_uInt16>();
                break;

            case EMR_POLYPOLYGON16 :
                ReadAndDrawPolyPolygon<sal_uInt16>();
            break;

            case EMR_FILLRGN :
            {
                sal_uInt32 nLen;
                PolyPolygon aPolyPoly;
                pWMF->SeekRel( 0x10 );
                *pWMF >> nLen >> nIndex;

                if ( ImplReadRegion( aPolyPoly, *pWMF, nRecSize ) )
                {
                    pOut->Push();
                    pOut->SelectObject( nIndex );
                    pOut->DrawPolyPolygon( aPolyPoly, sal_False );
                    pOut->Pop();
                }
            }
            break;

            case EMR_CREATEDIBPATTERNBRUSHPT :
            {
                sal_uInt32  nStart = pWMF->Tell() - 8;
                Bitmap aBitmap;

                *pWMF >> nIndex;

                if ( ( nIndex & ENHMETA_STOCK_OBJECT ) == 0 )
                {
                    sal_uInt32 usage, offBmi, cbBmi, offBits, cbBits;

                    *pWMF >> usage;
                    *pWMF >> offBmi;
                    *pWMF >> cbBmi;
                    *pWMF >> offBits;
                    *pWMF >> cbBits;

                    if ( (cbBits > (SAL_MAX_UINT32 - 14)) || ((SAL_MAX_UINT32 - 14) - cbBits < cbBmi) )
                       bStatus = sal_False;
                    else if ( offBmi )
                    {
                        sal_uInt32  nSize = cbBmi + cbBits + 14;
                        if ( nSize <= ( nEndPos - nStartPos ) )
                        {
                            char*   pBuf = new char[ nSize ];

                            SvMemoryStream aTmp( pBuf, nSize, STREAM_READ | STREAM_WRITE );
                            aTmp.ObjectOwnsMemory( sal_True );
                            aTmp << (sal_uInt8)'B'
                                 << (sal_uInt8)'M'
                                 << (sal_uInt32)cbBits
                                 << (sal_uInt16)0
                                 << (sal_uInt16)0
                                 << (sal_uInt32)cbBmi + 14;
                            pWMF->Seek( nStart + offBmi );
                            pWMF->Read( pBuf + 14, cbBmi );
                            pWMF->Seek( nStart + offBits );
                            pWMF->Read( pBuf + 14 + cbBmi, cbBits );
                            aTmp.Seek( 0 );
                            aBitmap.Read( aTmp, sal_True );
                        }
                    }
                }

                pOut->CreateObject( nIndex, GDI_BRUSH, new WinMtfFillStyle( aBitmap ) );
            }
            break;

#ifdef WIN_MTF_ASSERT
            default :                           WinMtfAssertHandler( "Unknown Meta Action" );       break;
            case EMR_MASKBLT :                  WinMtfAssertHandler( "MaskBlt" );                   break;
            case EMR_PLGBLT :                   WinMtfAssertHandler( "PlgBlt" );                    break;
            case EMR_SETDIBITSTODEVICE :        WinMtfAssertHandler( "SetDIBitsToDevice" );         break;
            case EMR_FRAMERGN :                 WinMtfAssertHandler( "FrameRgn" );                  break;
            case EMR_INVERTRGN :                WinMtfAssertHandler( "InvertRgn" );                 break;
            case EMR_PAINTRGN :                 WinMtfAssertHandler( "PaintRgn" );                  break;
            case EMR_FLATTENPATH :              WinMtfAssertHandler( "FlattenPath" );               break;
            case EMR_WIDENPATH :                WinMtfAssertHandler( "WidenPath" );                 break;
            case EMR_POLYDRAW :                 WinMtfAssertHandler( "Polydraw" );                  break;
            case EMR_SETARCDIRECTION :          WinMtfAssertHandler( "SetArcDirection" );           break;
            case EMR_SETPALETTEENTRIES :        WinMtfAssertHandler( "SetPaletteEntries" );         break;
            case EMR_RESIZEPALETTE :            WinMtfAssertHandler( "ResizePalette" );             break;
            case EMR_EXTFLOODFILL :             WinMtfAssertHandler( "ExtFloodFill" );              break;
            case EMR_ANGLEARC :                 WinMtfAssertHandler( "AngleArc" );                  break;
            case EMR_SETCOLORADJUSTMENT :       WinMtfAssertHandler( "SetColorAdjustment" );        break;
            case EMR_POLYDRAW16 :               WinMtfAssertHandler( "PolyDraw16" );                break;
            case EMR_POLYTEXTOUTA :             WinMtfAssertHandler( "PolyTextOutA" );              break;
            case EMR_POLYTEXTOUTW :             WinMtfAssertHandler( "PolyTextOutW" );              break;
            case EMR_CREATECOLORSPACE :         WinMtfAssertHandler( "CreateColorSpace" );          break;
            case EMR_SETCOLORSPACE :            WinMtfAssertHandler( "SetColorSpace" );             break;
            case EMR_DELETECOLORSPACE :         WinMtfAssertHandler( "DeleteColorSpace" );          break;
            case EMR_GLSRECORD :                WinMtfAssertHandler( "GlsRecord" );                 break;
            case EMR_GLSBOUNDEDRECORD :         WinMtfAssertHandler( "GlsBoundRecord" );            break;
            case EMR_PIXELFORMAT :              WinMtfAssertHandler( "PixelFormat" );               break;
            case EMR_DRAWESCAPE :               WinMtfAssertHandler( "DrawEscape" );                break;
            case EMR_EXTESCAPE :                WinMtfAssertHandler( "ExtEscape" );                 break;
            case EMR_STARTDOC :                 WinMtfAssertHandler( "StartDoc" );                  break;
            case EMR_SMALLTEXTOUT :             WinMtfAssertHandler( "SmallTextOut" );              break;
            case EMR_FORCEUFIMAPPING :          WinMtfAssertHandler( "ForceUFIMapping" );           break;
            case EMR_NAMEDESCAPE :              WinMtfAssertHandler( "NamedEscape" );               break;
            case EMR_COLORCORRECTPALETTE :      WinMtfAssertHandler( "ColorCorrectPalette" );       break;
            case EMR_SETICMPROFILEA :           WinMtfAssertHandler( "SetICMProfileA" );            break;
            case EMR_SETICMPROFILEW :           WinMtfAssertHandler( "SetICMProfileW" );            break;
            case EMR_ALPHABLEND :               WinMtfAssertHandler( "Alphablend" );                break;
            case EMR_TRANSPARENTBLT :           WinMtfAssertHandler( "TransparenBlt" );             break;
            case EMR_TRANSPARENTDIB :           WinMtfAssertHandler( "TransparenDib" );             break;
            case EMR_GRADIENTFILL :             WinMtfAssertHandler( "GradientFill" );              break;
            case EMR_SETLINKEDUFIS :            WinMtfAssertHandler( "SetLinkedUFIS" );             break;

            case EMR_SETMAPPERFLAGS :           WinMtfAssertHandler( "SetMapperFlags", 0 );         break;
            case EMR_SETICMMODE :               WinMtfAssertHandler( "SetICMMode", 0 );             break;
            case EMR_CREATEMONOBRUSH :          WinMtfAssertHandler( "CreateMonoBrush", 0 );        break;
            case EMR_SETBRUSHORGEX :            WinMtfAssertHandler( "SetBrushOrgEx", 0 );          break;
            case EMR_SETMETARGN :               WinMtfAssertHandler( "SetMetArgn", 0 );             break;
            case EMR_SETMITERLIMIT :            WinMtfAssertHandler( "SetMiterLimit", 0 );          break;
            case EMR_EXCLUDECLIPRECT :          WinMtfAssertHandler( "ExcludeClipRect", 0 );        break;
            case EMR_REALIZEPALETTE :           WinMtfAssertHandler( "RealizePalette", 0 );         break;
            case EMR_SELECTPALETTE :            WinMtfAssertHandler( "SelectPalette", 0 );          break;
            case EMR_CREATEPALETTE :            WinMtfAssertHandler( "CreatePalette", 0 );          break;
            case EMR_ALPHADIBBLEND :            WinMtfAssertHandler( "AlphaDibBlend", 0 );          break;
            case EMR_SETTEXTJUSTIFICATION :     WinMtfAssertHandler( "SetTextJustification", 0 );   break;

            case EMR_GDICOMMENT :
            case EMR_HEADER :               // has already been read at ReadHeader()
            break;
#endif
        }
        pWMF->Seek( nNextPos );
    }
    if( !aBmpSaveList.empty() )
        pOut->ResolveBitmapActions( aBmpSaveList );

    if ( bStatus )
        pWMF->Seek(nEndPos);

    return bStatus;
};

//-----------------------------------------------------------------------------------

sal_Bool EnhWMFReader::ReadHeader()
{
    sal_uInt32      nsal_uInt32, nHeaderSize, nPalEntries;
    sal_Int32       nLeft, nTop, nRight, nBottom;

    // Spare me the METAFILEHEADER here
    // Reading the METAHEADER
    *pWMF >> nsal_uInt32 >> nHeaderSize;
    if ( nsal_uInt32 != 1 )         // Type
        return sal_False;

    // bound size
    Rectangle rclBounds;    // rectangle in logical units 1/100th mm
    *pWMF >> nLeft >> nTop >> nRight >> nBottom;
    rclBounds.Left() = nLeft;
    rclBounds.Top() = nTop;
    rclBounds.Right() = nRight;
    rclBounds.Bottom() = nBottom;

    // picture frame size
    Rectangle rclFrame;     // rectangle in device units
    *pWMF >> nLeft >> nTop >> nRight >> nBottom;
    rclFrame.Left() = nLeft;
    rclFrame.Top() = nTop;
    rclFrame.Right() = nRight;
    rclFrame.Bottom() = nBottom;

    *pWMF >> nsal_uInt32;                                   // signature

    if ( nsal_uInt32 != 0x464d4520 )
        return sal_False;

    *pWMF >> nsal_uInt32;                                   // nVersion
    *pWMF >> nEndPos;                                   // size of metafile
    nEndPos += nStartPos;

    sal_uInt32 nStrmPos = pWMF->Tell();                 // checking if nEndPos is valid
    pWMF->Seek( STREAM_SEEK_TO_END );
    if ( pWMF->Tell() < nEndPos )
        nEndPos = pWMF->Tell();
    pWMF->Seek( nStrmPos );

    *pWMF >> nRecordCount;

    if ( !nRecordCount )
        return sal_False;

    pWMF->SeekRel( 0xc );

    sal_Int32 nPixX, nPixY, nMillX, nMillY;
    *pWMF >> nPalEntries >> nPixX >> nPixY >> nMillX >> nMillY;

    pOut->SetrclFrame( rclFrame );
    pOut->SetrclBounds( rclBounds );
    pOut->SetRefPix( Size( nPixX, nPixY ) );
    pOut->SetRefMill( Size( nMillX, nMillY ) );

    pWMF->Seek( nStartPos + nHeaderSize );
    return sal_True;
}

//-----------------------------------------------------------------------------------

Rectangle  EnhWMFReader::ReadRectangle( sal_Int32 x1, sal_Int32 y1, sal_Int32 x2, sal_Int32 y2 )
{
    Point aTL ( Point( x1, y1 ) );
    Point aBR( Point( --x2, --y2 ) );
    return Rectangle( aTL, aBR );
}

EnhWMFReader::~EnhWMFReader()
{

};

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