xref: /trunk/main/editeng/source/rtf/rtfgrf.cxx (revision 190118d08a3be86671f4129b3e9a490e144719cd)

/**************************************************************
 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_editeng.hxx"

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil -*- */
#include <osl/endian.h>
#include <tools/cachestr.hxx>
#include <vcl/graph.hxx>
#include <vcl/svapp.hxx>
#include <svtools/rtfkeywd.hxx>
#include <svtools/rtftoken.h>
#include <svtools/filter.hxx>

#include <editeng/svxrtf.hxx>

using namespace ::rtl;

#ifndef DBG_UTIL
#undef DEBUG_JP
#endif

#ifdef DEBUG_JP

#include <tools/fsys.hxx>

class GrfWindow : public WorkWindow
{
    Graphic aGrf;
public:
    GrfWindow( const Graphic& rGrf );
    virtual void    Paint( const Rectangle& rRect );
};

GrfWindow::GrfWindow( const Graphic& rGrf )
    : WorkWindow( NULL ),
    aGrf( rGrf )
{
    SetPosSizePixel( Point( 100, 0 ), Size( 300, 300 ));
    Show();
    Invalidate();
    Update();
}

void GrfWindow::Paint( const Rectangle& )
{
    aGrf.Draw( this, Point(0,0), GetSizePixel() );
}
#endif

static sal_uInt8 __FAR_DATA aPal1[ 2 * 4 ] = {
        0x00, 0x00, 0x00, 0x00,             // Schwarz
        0xFF, 0xFF, 0xFF, 0x00              // Weiss
};

static sal_uInt8 __FAR_DATA aPal4[ 16 * 4 ] = {
        0x00, 0x00, 0x00, 0x00,
        0x80, 0x00, 0x00, 0x00,
        0x00, 0x80, 0x00, 0x00,
        0x80, 0x80, 0x00, 0x00,
        0x00, 0x00, 0x80, 0x00,
        0x80, 0x00, 0x80, 0x00,
        0x00, 0x80, 0x80, 0x00,
        0x80, 0x80, 0x80, 0x00,
        0xC0, 0xC0, 0xC0, 0x00,
        0xFF, 0x00, 0x00, 0x00,
        0x00, 0xFF, 0x00, 0x00,
        0xFF, 0xFF, 0x00, 0x00,
        0x00, 0x00, 0xFF, 0x00,
        0xFF, 0x00, 0xFF, 0x00,
        0x00, 0xFF, 0xFF, 0x00,
        0xFF, 0xFF, 0xFF, 0x00
};

static sal_uInt8 __FAR_DATA aPal8[ 256 * 4 ] =
{
0x00, 0x00, 0x00, 0x00,   0x80, 0x00, 0x00, 0x00,   0x00, 0x92, 0x00, 0x00,
0x80, 0x92, 0x00, 0x00,   0x00, 0x00, 0xAA, 0x00,   0x80, 0x00, 0xAA, 0x00,
0x00, 0x92, 0xAA, 0x00,   0xC1, 0xC1, 0xC1, 0x00,   0xC9, 0xC9, 0xC9, 0x00,
0xAA, 0xDB, 0xFF, 0x00,   0x00, 0x49, 0xAA, 0x00,   0x00, 0x49, 0xFF, 0x00,
0x00, 0x6D, 0x00, 0x00,   0x00, 0x6D, 0x55, 0x00,   0x00, 0x6D, 0xAA, 0x00,
0x00, 0x6D, 0xFF, 0x00,   0x00, 0x24, 0x00, 0x00,   0x00, 0x92, 0x55, 0x00,
0x00, 0x24, 0xAA, 0x00,   0x00, 0x92, 0xFF, 0x00,   0x00, 0xB6, 0x00, 0x00,
0x00, 0xB6, 0x55, 0x00,   0x00, 0xB6, 0xAA, 0x00,   0x00, 0xB6, 0xFF, 0x00,
0x00, 0xDB, 0x00, 0x00,   0x00, 0xDB, 0x55, 0x00,   0x00, 0xDB, 0xAA, 0x00,
0x00, 0xDB, 0xFF, 0x00,   0xFF, 0xDB, 0xAA, 0x00,   0x00, 0xFF, 0x55, 0x00,
0x00, 0xFF, 0xAA, 0x00,   0xFF, 0xFF, 0xAA, 0x00,   0x2B, 0x00, 0x00, 0x00,
0x2B, 0x00, 0x55, 0x00,   0x2B, 0x00, 0xAA, 0x00,   0x2B, 0x00, 0xFF, 0x00,
0x2B, 0x24, 0x00, 0x00,   0x2B, 0x24, 0x55, 0x00,   0x2B, 0x24, 0xAA, 0x00,
0x2B, 0x24, 0xFF, 0x00,   0x2B, 0x49, 0x00, 0x00,   0x2B, 0x49, 0x55, 0x00,
0x2B, 0x49, 0xAA, 0x00,   0x2B, 0x49, 0xFF, 0x00,   0x2B, 0x6D, 0x00, 0x00,
0x2B, 0x6D, 0x55, 0x00,   0x2B, 0x6D, 0xAA, 0x00,   0x2B, 0x6D, 0xFF, 0x00,
0x2B, 0x92, 0x00, 0x00,   0x2B, 0x92, 0x55, 0x00,   0x2B, 0x92, 0xAA, 0x00,
0x2B, 0x92, 0xFF, 0x00,   0x2B, 0xB6, 0x00, 0x00,   0x2B, 0xB6, 0x55, 0x00,
0x2B, 0xB6, 0xAA, 0x00,   0x2B, 0xB6, 0xFF, 0x00,   0x2B, 0xDB, 0x00, 0x00,
0x2B, 0xDB, 0x55, 0x00,   0x2B, 0xDB, 0xAA, 0x00,   0x2B, 0xDB, 0xFF, 0x00,
0x2B, 0xFF, 0x00, 0x00,   0x2B, 0xFF, 0x55, 0x00,   0x2B, 0xFF, 0xAA, 0x00,
0x2B, 0xFF, 0xFF, 0x00,   0x55, 0x00, 0x00, 0x00,   0x55, 0x00, 0x55, 0x00,
0x55, 0x00, 0xAA, 0x00,   0x55, 0x00, 0xFF, 0x00,   0x55, 0x24, 0x00, 0x00,
0x55, 0x24, 0x55, 0x00,   0x55, 0x24, 0xAA, 0x00,   0x55, 0x24, 0xFF, 0x00,
0x55, 0x49, 0x00, 0x00,   0x55, 0x49, 0x55, 0x00,   0x55, 0x49, 0xAA, 0x00,
0x55, 0x49, 0xFF, 0x00,   0x55, 0x6D, 0x00, 0x00,   0x55, 0x6D, 0x55, 0x00,
0x55, 0x6D, 0xAA, 0x00,   0x55, 0x6D, 0xFF, 0x00,   0x55, 0x92, 0x00, 0x00,
0x55, 0x92, 0x55, 0x00,   0x55, 0x92, 0xAA, 0x00,   0x55, 0x92, 0xFF, 0x00,
0x55, 0xB6, 0x00, 0x00,   0x55, 0xB6, 0x55, 0x00,   0x55, 0xB6, 0xAA, 0x00,
0x55, 0xB6, 0xFF, 0x00,   0x55, 0xDB, 0x00, 0x00,   0x55, 0xDB, 0x55, 0x00,
0x55, 0xDB, 0xAA, 0x00,   0x55, 0xDB, 0xFF, 0x00,   0x55, 0xFF, 0x00, 0x00,
0x55, 0xFF, 0x55, 0x00,   0x55, 0xFF, 0xAA, 0x00,   0x55, 0xFF, 0xFF, 0x00,
0x00, 0x00, 0x55, 0x00,   0x80, 0x00, 0x55, 0x00,   0x00, 0x24, 0x55, 0x00,
0x80, 0x00, 0xFF, 0x00,   0x80, 0x24, 0x00, 0x00,   0x80, 0x24, 0x55, 0x00,
0x80, 0x24, 0xAA, 0x00,   0x80, 0x24, 0xFF, 0x00,   0x80, 0x49, 0x00, 0x00,
0x80, 0x49, 0x55, 0x00,   0x80, 0x49, 0xAA, 0x00,   0x80, 0x49, 0xFF, 0x00,
0x80, 0x6D, 0x00, 0x00,   0x80, 0x6D, 0x55, 0x00,   0x80, 0x6D, 0xAA, 0x00,
0x80, 0x6D, 0xFF, 0x00,   0x08, 0x08, 0x08, 0x00,   0x0F, 0x0F, 0x0F, 0x00,
0x17, 0x17, 0x17, 0x00,   0x1F, 0x1F, 0x1F, 0x00,   0x27, 0x27, 0x27, 0x00,
0x2E, 0x2E, 0x2E, 0x00,   0x36, 0x36, 0x36, 0x00,   0x3E, 0x3E, 0x3E, 0x00,
0x46, 0x46, 0x46, 0x00,   0x4D, 0x4D, 0x4D, 0x00,   0x55, 0x55, 0x55, 0x00,
0x5D, 0x5D, 0x5D, 0x00,   0x64, 0x64, 0x64, 0x00,   0x6C, 0x6C, 0x6C, 0x00,
0x74, 0x74, 0x74, 0x00,   0x7C, 0x7C, 0x7C, 0x00,   0xFF, 0xDB, 0x00, 0x00,
0x8B, 0x8B, 0x8B, 0x00,   0x93, 0x93, 0x93, 0x00,   0x9B, 0x9B, 0x9B, 0x00,
0xFF, 0xB6, 0xFF, 0x00,   0xAA, 0xAA, 0xAA, 0x00,   0xB2, 0xB2, 0xB2, 0x00,
0xB9, 0xB9, 0xB9, 0x00,   0x00, 0x24, 0xFF, 0x00,   0x00, 0x49, 0x00, 0x00,
0xD1, 0xD1, 0xD1, 0x00,   0xD8, 0xD8, 0xD8, 0x00,   0xE0, 0xE0, 0xE0, 0x00,
0xE8, 0xE8, 0xE8, 0x00,   0xF0, 0xF0, 0xF0, 0x00,   0xFF, 0xB6, 0xAA, 0x00,
0xFF, 0xDB, 0xFF, 0x00,   0x80, 0x92, 0x55, 0x00,   0x80, 0x92, 0xAA, 0x00,
0x80, 0x92, 0xFF, 0x00,   0x80, 0xB6, 0x00, 0x00,   0x80, 0xB6, 0x55, 0x00,
0x80, 0xB6, 0xAA, 0x00,   0x80, 0xB6, 0xFF, 0x00,   0x80, 0xDB, 0x00, 0x00,
0x80, 0xDB, 0x55, 0x00,   0x80, 0xDB, 0xAA, 0x00,   0x80, 0xDB, 0xFF, 0x00,
0x80, 0xFF, 0x00, 0x00,   0x80, 0xFF, 0x55, 0x00,   0x80, 0xFF, 0xAA, 0x00,
0x80, 0xFF, 0xFF, 0x00,   0xAA, 0x00, 0x00, 0x00,   0xAA, 0x00, 0x55, 0x00,
0xAA, 0x00, 0xAA, 0x00,   0xAA, 0x00, 0xFF, 0x00,   0xAA, 0x24, 0x00, 0x00,
0xAA, 0x24, 0x55, 0x00,   0xAA, 0x24, 0xAA, 0x00,   0xAA, 0x24, 0xFF, 0x00,
0xAA, 0x49, 0x00, 0x00,   0xAA, 0x49, 0x55, 0x00,   0xAA, 0x49, 0xAA, 0x00,
0xAA, 0x49, 0xFF, 0x00,   0xAA, 0x6D, 0x00, 0x00,   0xAA, 0x6D, 0x55, 0x00,
0xAA, 0x6D, 0xAA, 0x00,   0xAA, 0x6D, 0xFF, 0x00,   0xAA, 0x92, 0x00, 0x00,
0xAA, 0x92, 0x55, 0x00,   0xAA, 0x92, 0xAA, 0x00,   0xAA, 0x92, 0xFF, 0x00,
0xAA, 0xB6, 0x00, 0x00,   0xAA, 0xB6, 0x55, 0x00,   0xAA, 0xB6, 0xAA, 0x00,
0xAA, 0xB6, 0xFF, 0x00,   0xAA, 0xDB, 0x00, 0x00,   0xAA, 0xDB, 0x55, 0x00,
0xAA, 0xDB, 0xAA, 0x00,   0x00, 0x49, 0x55, 0x00,   0xAA, 0xFF, 0x00, 0x00,
0xAA, 0xFF, 0x55, 0x00,   0xAA, 0xFF, 0xAA, 0x00,   0xAA, 0xFF, 0xFF, 0x00,
0xD5, 0x00, 0x00, 0x00,   0xD5, 0x00, 0x55, 0x00,   0xD5, 0x00, 0xAA, 0x00,
0xD5, 0x00, 0xFF, 0x00,   0xD5, 0x24, 0x00, 0x00,   0xD5, 0x24, 0x55, 0x00,
0xD5, 0x24, 0xAA, 0x00,   0xD5, 0x24, 0xFF, 0x00,   0xD5, 0x49, 0x00, 0x00,
0xD5, 0x49, 0x55, 0x00,   0xD5, 0x49, 0xAA, 0x00,   0xD5, 0x49, 0xFF, 0x00,
0xD5, 0x6D, 0x00, 0x00,   0xD5, 0x6D, 0x55, 0x00,   0xD5, 0x6D, 0xAA, 0x00,
0xD5, 0x6D, 0xFF, 0x00,   0xD5, 0x92, 0x00, 0x00,   0xD5, 0x92, 0x55, 0x00,
0xD5, 0x92, 0xAA, 0x00,   0xD5, 0x92, 0xFF, 0x00,   0xD5, 0xB6, 0x00, 0x00,
0xD5, 0xB6, 0x55, 0x00,   0xD5, 0xB6, 0xAA, 0x00,   0xD5, 0xB6, 0xFF, 0x00,
0xD5, 0xDB, 0x00, 0x00,   0xD5, 0xDB, 0x55, 0x00,   0xD5, 0xDB, 0xAA, 0x00,
0xD5, 0xDB, 0xFF, 0x00,   0xD5, 0xFF, 0x00, 0x00,   0xD5, 0xFF, 0x55, 0x00,
0xD5, 0xFF, 0xAA, 0x00,   0xD5, 0xFF, 0xFF, 0x00,   0xFF, 0xDB, 0x55, 0x00,
0xFF, 0x00, 0x55, 0x00,   0xFF, 0x00, 0xAA, 0x00,   0xFF, 0xFF, 0x55, 0x00,
0xFF, 0x24, 0x00, 0x00,   0xFF, 0x24, 0x55, 0x00,   0xFF, 0x24, 0xAA, 0x00,
0xFF, 0x24, 0xFF, 0x00,   0xFF, 0x49, 0x00, 0x00,   0xFF, 0x49, 0x55, 0x00,
0xFF, 0x49, 0xAA, 0x00,   0xFF, 0x49, 0xFF, 0x00,   0xFF, 0x6D, 0x00, 0x00,
0xFF, 0x6D, 0x55, 0x00,   0xFF, 0x6D, 0xAA, 0x00,   0xFF, 0x6D, 0xFF, 0x00,
0xFF, 0x92, 0x00, 0x00,   0xFF, 0x92, 0x55, 0x00,   0xFF, 0x92, 0xAA, 0x00,
0xFF, 0x92, 0xFF, 0x00,   0xFF, 0xB6, 0x00, 0x00,   0xFF, 0xB6, 0x55, 0x00,
0xF7, 0xF7, 0xF7, 0x00,   0xA2, 0xA2, 0xA2, 0x00,   0x83, 0x83, 0x83, 0x00,
0xFF, 0x00, 0x00, 0x00,   0x00, 0xFF, 0x00, 0x00,   0xFF, 0xFF, 0x00, 0x00,
0x00, 0x00, 0xFF, 0x00,   0xFF, 0x00, 0xFF, 0x00,   0x00, 0xFF, 0xFF, 0x00,
0xFF, 0xFF, 0xFF, 0x00
};


/*  */


inline long SwapLong( long n )
{
#ifndef OSL_LITENDIAN
    return SWAPLONG( n );
#else
    return n;
#endif
}

inline short SwapShort( short n )
{
#ifndef OSL_LITENDIAN
    return SWAPSHORT( n );
#else
    return n;
#endif
}


static void WriteBMPHeader( SvStream& rStream,
                            const SvxRTFPictureType& rPicType )
{
    sal_uInt32 n4Width = rPicType.nWidth;
    sal_uInt32 n4Height = rPicType.nHeight;
    sal_uInt16 n4ColBits = rPicType.nBitsPerPixel;

    sal_uInt16 nColors = (1 << n4ColBits);  // Anzahl der Farben ( 1, 16, 256 )
    sal_uInt16 nWdtOut = rPicType.nWidthBytes;
    if( !nWdtOut )
        nWdtOut = (sal_uInt16)((( n4Width * n4ColBits + 31 ) / 32 ) * 4 );

    long nOffset = 14 + 40;     // BMP_FILE_HD_SIZ + sizeof(*pBmpInfo);
    if( 256 >= nColors )
        nOffset += nColors * 4;
    long nSize = nOffset + nWdtOut * n4Height;
    rStream << "BM"                     // = "BM"
            << SwapLong(nSize)          // Filesize in Bytes
            << SwapShort(0)             // Reserviert
            << SwapShort(0)             // Reserviert
            << SwapLong(nOffset);       // Offset?

    rStream << SwapLong(40)             // sizeof( BmpInfo )
            << SwapLong(n4Width)
            << SwapLong(n4Height)
            << (sal_uInt16)1
            << n4ColBits
            << SwapLong(0)
            << SwapLong(0)
            << SwapLong( rPicType.nGoalWidth
                        ? rPicType.nGoalWidth * 1000L / 254L
                        : 0 )         // DPI in Pixel per Meter
            << SwapLong( rPicType.nGoalHeight
                        ? rPicType.nGoalHeight * 1000L / 254L      // dito
                        : 0 )
            << SwapLong(0)
            << SwapLong(0);


    switch( rPicType.nBitsPerPixel )
    {
    case 1:     rStream.Write( aPal1, sizeof( aPal1 )); break;
    case 4:     rStream.Write( aPal4, sizeof( aPal4 )); break;
    case 8:     rStream.Write( aPal8, sizeof( aPal8 )); break;
    }
}

/*  */

        // wandel die ASCII-HexCodes in binaere Zeichen um. Werden
        // ungueltige Daten gefunden (Zeichen ausser 0-9|a-f|A-F, so
        // wird USHRT_MAX returnt, ansonsten die Anzahl der umgewandelten Ze.
xub_StrLen SvxRTFParser::HexToBin( String& rToken )
{
    // dann mache aus den Hex-Werten mal "Binare Daten"
    // (missbrauche den String als temp Buffer)
    if( rToken.Len() & 1 )      // ungerade Anzahl, mit 0 auffuellen
        rToken += '0';

    xub_StrLen n, nLen;
    sal_Unicode nVal;
    sal_Bool bValidData = sal_True;
    const sal_Unicode* pStr = rToken.GetBufferAccess();
    sal_Char* pData = (sal_Char*)pStr;
    for( n = 0, nLen = rToken.Len(); n < nLen; ++n, ++pStr )
    {
        if( ((nVal = *pStr) >= '0') && ( nVal <= '9') )
            nVal -= '0';
        else if( (nVal >= 'A') && (nVal <= 'F') )
            nVal -= 'A' - 10;
        else if( (nVal >= 'a') && (nVal <= 'f') )
            nVal -= 'a' - 10;
        else
        {
            DBG_ASSERT( !this, "ungueltiger Hex-Wert" );
            bValidData = sal_False;
            break;
        }

        if( n & 1 )
            *(pData++) |= nVal & 0x0f;
        else
            *(pData) = sal::static_int_cast< char >( ( nVal << 4 ) & 0xf0 );
    }
    // the len div 2, because 2 character are one byte
    return bValidData ? nLen / 2  : STRING_NOTFOUND;
}

sal_Bool SvxRTFParser::ReadBmpData( Graphic& rGrf, SvxRTFPictureType& rPicType )
{
    // die alten Daten loeschen
    rGrf.Clear();
//  sal_uInt32 nBmpSize = 0;

    rtl_TextEncoding eOldEnc = GetSrcEncoding();
    SetSrcEncoding( RTL_TEXTENCODING_MS_1252 );

    const sal_Char* pFilterNm = 0;
    SvCacheStream* pTmpFile = 0;

    int nToken = 0;
    bool bValidBmp = true, bFirstTextToken = true;
    int _nOpenBrakets = 1,      // die erste wurde schon vorher erkannt !!
        nValidDataBraket = 1;

    if( RTF_SHPPICT == GetStackPtr(0)->nTokenId )
        ++nValidDataBraket;
    OUString sShapePropertyName, sShapePropertyValue;
    int nShapePropertyBracket = -1;
    while( _nOpenBrakets && IsParserWorking() && bValidBmp )
    {
        nToken = GetNextToken();
        sal_uInt16 nVal = sal_uInt16( nTokenValue );
        switch( nToken )
        {
        case '}':
            --_nOpenBrakets;
            if( nShapePropertyBracket > 0 && nShapePropertyBracket > _nOpenBrakets )
            {
                nShapePropertyBracket = -1;
                if( sShapePropertyName.getLength() )
                {
                    rPicType.aPropertyPairs.push_back( ::std::pair< OUString, OUString >( sShapePropertyName, sShapePropertyValue ) );
                    sShapePropertyName = sShapePropertyValue = ::rtl::OUString();
                }
            }
        break;
        case '{':
            {
                if( RTF_IGNOREFLAG != GetNextToken() )
                    nToken = SkipToken( -1 );
                else if( RTF_UNKNOWNCONTROL != GetNextToken() )
                    nToken = SkipToken( -2 );
                else
                {
                    // gleich herausfiltern
                    ReadUnknownData();
                    nToken = GetNextToken();
                    if( '}' != nToken )
                        eState = SVPAR_ERROR;
                    break;
                }
                ++_nOpenBrakets;
            }
            break;

        case RTF_MACPICT:
            {
                rPicType.eStyle = SvxRTFPictureType::MAC_QUICKDRAW;
                // Mac-Pict bekommt einen leeren Header voran
                pTmpFile = new SvCacheStream;
                ByteString aStr;
                aStr.Fill( 512, '\0' );
                pTmpFile->Write( aStr.GetBuffer(), aStr.Len() );
                pFilterNm = "PCT";
            }
            break;

        case RTF_EMFBLIP:
        case RTF_WMETAFILE:
        case RTF_PNGBLIP:
        case RTF_JPEGBLIP:
        case RTF_WBITMAP:
        case RTF_OSMETAFILE:
        case RTF_DIBITMAP:
            {
                switch( nToken )
                {
                case RTF_EMFBLIP:
                    rPicType.eStyle = SvxRTFPictureType::ENHANCED_MF;
                    pFilterNm = "EMF";
                    break;
                case RTF_WMETAFILE:
                    rPicType.eStyle = SvxRTFPictureType::WIN_METAFILE;
                    pFilterNm = "WMF";
                    break;
                case RTF_PNGBLIP:
                    rPicType.eStyle = SvxRTFPictureType::RTF_PNG;
                    pFilterNm = "PNG";
                    break;
                case RTF_JPEGBLIP:
                    rPicType.eStyle = SvxRTFPictureType::RTF_JPG;
                    pFilterNm = "JPG";
                    break;

                case RTF_WBITMAP:
                    rPicType.eStyle = SvxRTFPictureType::RTF_BITMAP;
                    break;
                case RTF_OSMETAFILE:
                    rPicType.eStyle = SvxRTFPictureType::OS2_METAFILE;
                    break;
                case RTF_DIBITMAP:
                    rPicType.eStyle = SvxRTFPictureType::RTF_DI_BMP;
                    break;
                }

                rPicType.nType = nVal;
                pTmpFile = new SvCacheStream;
            }
            break;

        case RTF_PICW:              rPicType.nWidth = nVal; break;
        case RTF_PICH:              rPicType.nHeight = nVal; break;
        case RTF_WBMBITSPIXEL:      rPicType.nBitsPerPixel = nVal; break;
        case RTF_WBMPLANES:         rPicType.nPlanes = nVal; break;
        case RTF_WBMWIDTHBYTES:     rPicType.nWidthBytes = nVal; break;
        case RTF_PICWGOAL:          rPicType.nGoalWidth = nVal; break;
        case RTF_PICHGOAL:          rPicType.nGoalHeight = nVal; break;
        case RTF_BIN:
            rPicType.nMode = SvxRTFPictureType::BINARY_MODE;
            rPicType.uPicLen = nTokenValue;
            if (rPicType.uPicLen)
            {
                sal_uInt32 nPos = rStrm.Tell();
                nPos = nPos;
                rStrm.SeekRel(-1);
                sal_uInt8 aData[4096];
                sal_uInt32 nSize = sizeof(aData);

                while (rPicType.uPicLen > 0)
                {
                    if (rPicType.uPicLen < nSize)
                        nSize = rPicType.uPicLen;

                    rStrm.Read(aData, nSize);
                    pTmpFile->Write(aData, nSize);
                    rPicType.uPicLen -= nSize;
                }
                nNextCh = GetNextChar();
                bValidBmp = !pTmpFile->GetError();
                nPos = rStrm.Tell();
                nPos = nPos;
            }
            break;
        case RTF_PICSCALEX:         rPicType.nScalX = nVal; break;
        case RTF_PICSCALEY:         rPicType.nScalY = nVal; break;
        case RTF_PICSCALED:         break;

        case RTF_PICCROPT:          rPicType.nCropT = (short)nTokenValue; break;
        case RTF_PICCROPB:          rPicType.nCropB = (short)nTokenValue; break;
        case RTF_PICCROPL:          rPicType.nCropL = (short)nTokenValue; break;
        case RTF_PICCROPR:          rPicType.nCropR = (short)nTokenValue; break;
        case RTF_SP:
            //read pairs of {\sn Name}{\sv Value}
            nShapePropertyBracket = _nOpenBrakets;
        break;
        case RTF_SN:
            nToken = GetNextToken();
            if( nToken != '}' )
                sShapePropertyName = aToken;
            else
                nToken = SkipToken( -1 );
        break;
        case RTF_SV:
            nToken = GetNextToken();
            if( nToken != '}' )
                sShapePropertyValue = aToken;
            else
                nToken = SkipToken( -1 );
        break;
        case RTF_TEXTTOKEN:
            // JP 26.06.98: Bug #51719# - nur TextToken auf 1. Ebene
            //              auswerten. Alle anderen sind irgendwelche
            //              nicht auszuwertende Daten
            if( nValidDataBraket != _nOpenBrakets )
                break;

            if( bFirstTextToken )
            {
                switch( rPicType.eStyle )
                {
                case SvxRTFPictureType::RTF_BITMAP:
                    // erstmal die Header und Info-Struktur schreiben
                    if( pTmpFile )
                        ::WriteBMPHeader( *pTmpFile, rPicType );
                    break;
                default:
                    break;
                }
                bFirstTextToken = sal_False;
            }

            if( pTmpFile && SvxRTFPictureType::HEX_MODE == rPicType.nMode )
            {
                xub_StrLen nTokenLen = HexToBin( aToken );
                if( STRING_NOTFOUND == nTokenLen )
                    bValidBmp = sal_False;
                else
                {
                    pTmpFile->Write( (sal_Char*)aToken.GetBuffer(),
                                        nTokenLen );
                    bValidBmp = 0 == pTmpFile->GetError();
                }
            }
            break;
        }
    }

    if (pTmpFile)
    {
        //#i20775#
        if (pTmpFile->Tell() == 0)
            bValidBmp = false;

        if( bValidBmp )
        {
            GraphicFilter* pGF = GraphicFilter::GetGraphicFilter();
            sal_uInt16 nImportFilter = GRFILTER_FORMAT_DONTKNOW;

            if( pFilterNm )
            {
                String sTmp;
                for( sal_uInt16 n = pGF->GetImportFormatCount(); n; )
                {
                    sTmp = pGF->GetImportFormatShortName( --n );
                    if( sTmp.EqualsAscii( pFilterNm ))
                    {
                        nImportFilter = n;
                        break;
                    }
                }
            }

            String sTmpStr;
            pTmpFile->Seek( STREAM_SEEK_TO_BEGIN );
            bValidBmp = 0 == pGF->ImportGraphic( rGrf, sTmpStr, *pTmpFile,
                                                nImportFilter );
        }
        delete pTmpFile;
    }

    if( !bValidBmp )
    {
        rGrf.Clear();
        //TODO  If nToken were not initialized to 0 above, it would potentially
        // be used uninitialized here (if IsParserWorking() is false at the
        // start of the while loop above):
        if( '}' != nToken )
            SkipGroup();
    }
    else
    {
        switch( rPicType.eStyle )
        {
//??        ENHANCED_MF,        // in den Pict.Daten steht ein Enhanced-Metafile
        case SvxRTFPictureType::RTF_PNG:
        case SvxRTFPictureType::RTF_JPG:
            {
                const MapMode aMap( MAP_100TH_MM );
                Size aSize( rGrf.GetPrefSize() );
                if( MAP_PIXEL == rGrf.GetPrefMapMode().GetMapUnit() )
                    aSize = Application::GetDefaultDevice()->PixelToLogic(
                                        aSize, aMap );
                else
                    aSize = OutputDevice::LogicToLogic( aSize,
                                        rGrf.GetPrefMapMode(), aMap );
                rPicType.nWidth = sal::static_int_cast< sal_uInt16 >(aSize.Width());
                rPicType.nHeight = sal::static_int_cast< sal_uInt16 >(
                    aSize.Height());
            }
            break;
        default:
            break;
        }

#ifdef DEBUG_JP
        new GrfWindow( rGrf );
#endif
    }
    SetSrcEncoding( eOldEnc );

    SkipToken( -1 );        // die schliesende Klammer wird "oben" ausgewertet
    return bValidBmp;
}

/* vi:set tabstop=4 shiftwidth=4 expandtab: */