xref: /aoo41x/main/svx/source/xml/xmlgrhlp.cxx (revision f6e50924)
1 /**************************************************************
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one
4  * or more contributor license agreements.  See the NOTICE file
5  * distributed with this work for additional information
6  * regarding copyright ownership.  The ASF licenses this file
7  * to you under the Apache License, Version 2.0 (the
8  * "License"); you may not use this file except in compliance
9  * with the License.  You may obtain a copy of the License at
10  *
11  *   http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16  * KIND, either express or implied.  See the License for the
17  * specific language governing permissions and limitations
18  * under the License.
19  *
20  *************************************************************/
21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_svx.hxx"
26 #include <com/sun/star/embed/XTransactedObject.hpp>
27 #ifndef _COM_SUN_STAR_EMBED_ElementModes_HPP_
28 #include <com/sun/star/embed/ElementModes.hpp>
29 #endif
30 #include <com/sun/star/beans/XPropertySet.hpp>
31 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
32 #include <com/sun/star/lang/XServiceInfo.hpp>
33 #include <com/sun/star/lang/XInitialization.hpp>
34 #include <cppuhelper/compbase4.hxx>
35 
36 #include <unotools/ucbstreamhelper.hxx>
37 #include <unotools/streamwrap.hxx>
38 #include <unotools/tempfile.hxx>
39 #include <tools/debug.hxx>
40 #include <vcl/cvtgrf.hxx>
41 #include <vcl/gfxlink.hxx>
42 #include <vcl/metaact.hxx>
43 #include <tools/zcodec.hxx>
44 
45 #include "svtools/filter.hxx"
46 #include "svx/xmlgrhlp.hxx"
47 
48 #include <algorithm>
49 
50 // -----------
51 // - Defines -
52 // -----------
53 
54 using namespace com::sun::star;
55 using namespace com::sun::star::uno;
56 using namespace com::sun::star::io;
57 
58 using ::com::sun::star::lang::XMultiServiceFactory;
59 
60 #define XML_GRAPHICSTORAGE_NAME		"Pictures"
61 #define XML_PACKAGE_URL_BASE		"vnd.sun.star.Package:"
62 #define XML_GRAPHICOBJECT_URL_BASE	"vnd.sun.star.GraphicObject:"
63 
64 // ---------------------------
65 // - SvXMLGraphicInputStream -
66 // ---------------------------
67 
68 const MetaCommentAction* ImplCheckForEPS( GDIMetaFile& rMtf )
69 {
70 	static ByteString aComment( (const sal_Char*)"EPSReplacementGraphic" );
71 	const MetaCommentAction* pComment = NULL;
72 
73 	if ( ( rMtf.GetActionCount() >= 2 )
74 			&& ( rMtf.FirstAction()->GetType() == META_EPS_ACTION )
75 			&& ( ((const MetaAction*)rMtf.GetAction( 1 ))->GetType() == META_COMMENT_ACTION )
76 			&& ( ((const MetaCommentAction*)rMtf.GetAction( 1 ))->GetComment() == aComment ) )
77 		pComment = (const MetaCommentAction*)rMtf.GetAction( 1 );
78 
79 	return pComment;
80 }
81 
82 class SvXMLGraphicInputStream : public::cppu::WeakImplHelper1< XInputStream >
83 {
84 private:
85 
86     virtual sal_Int32	SAL_CALL	readBytes( Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead) throw(NotConnectedException, BufferSizeExceededException, RuntimeException);
87 	virtual sal_Int32	SAL_CALL	readSomeBytes(Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead) throw(NotConnectedException, BufferSizeExceededException, RuntimeException);
88 	virtual void		SAL_CALL	skipBytes(sal_Int32 nBytesToSkip) throw(NotConnectedException, BufferSizeExceededException, RuntimeException);
89 	virtual sal_Int32	SAL_CALL	available() throw(NotConnectedException, RuntimeException);
90 	virtual void		SAL_CALL	closeInput() throw(NotConnectedException, RuntimeException);
91 
92 private:
93 
94     ::utl::TempFile                 maTmp;
95     Reference< XInputStream >       mxStmWrapper;
96 
97                                     // not available
98                                     SvXMLGraphicInputStream();
99                                     SvXMLGraphicInputStream( const SvXMLGraphicInputStream& );
100     SvXMLGraphicInputStream&        operator==( SvXMLGraphicInputStream& );
101 
102 public:
103 
104                                     SvXMLGraphicInputStream( const ::rtl::OUString& rGraphicId );
105     virtual                         ~SvXMLGraphicInputStream();
106 
107     sal_Bool                        Exists() const { return mxStmWrapper.is(); }
108 };
109 
110 // -----------------------------------------------------------------------------
111 
112 SvXMLGraphicInputStream::SvXMLGraphicInputStream( const ::rtl::OUString& rGraphicId )
113 {
114 	String			aGraphicId( rGraphicId );
115 	GraphicObject	aGrfObject( ByteString( aGraphicId, RTL_TEXTENCODING_ASCII_US ) );
116 
117     maTmp.EnableKillingFile();
118 
119 	if( aGrfObject.GetType() != GRAPHIC_NONE )
120 	{
121         SvStream* pStm = ::utl::UcbStreamHelper::CreateStream( maTmp.GetURL(), STREAM_WRITE | STREAM_TRUNC );
122 
123         if( pStm )
124         {
125 			Graphic			aGraphic( (Graphic&) aGrfObject.GetGraphic() );
126 			const GfxLink	aGfxLink( aGraphic.GetLink() );
127             sal_Bool        bRet = sal_False;
128 
129 			if( aGfxLink.GetDataSize() && aGfxLink.GetData() )
130             {
131 				pStm->Write( aGfxLink.GetData(), aGfxLink.GetDataSize() );
132 			    bRet = ( pStm->GetError() == 0 );
133             }
134 			else
135 			{
136 				if( aGraphic.GetType() == GRAPHIC_BITMAP )
137 				{
138 					GraphicFilter*  pFilter = GraphicFilter::GetGraphicFilter();
139                     String          aFormat;
140 
141 					if( aGraphic.IsAnimated() )
142 						aFormat = String( RTL_CONSTASCII_USTRINGPARAM( "gif" ) );
143 					else
144 						aFormat = String( RTL_CONSTASCII_USTRINGPARAM( "png" ) );
145 
146 					bRet = ( pFilter->ExportGraphic( aGraphic, String(), *pStm, pFilter->GetExportFormatNumberForShortName( aFormat ) ) == 0 );
147 				}
148 				else if( aGraphic.GetType() == GRAPHIC_GDIMETAFILE )
149 				{
150 					pStm->SetVersion( SOFFICE_FILEFORMAT_8 );
151 					pStm->SetCompressMode( COMPRESSMODE_ZBITMAP );
152 					( (GDIMetaFile&) aGraphic.GetGDIMetaFile() ).Write( *pStm, GDIMETAFILE_WRITE_REPLACEMENT_RENDERGRAPHIC );
153     			    bRet = ( pStm->GetError() == 0 );
154 				}
155 			}
156 
157             if( bRet )
158             {
159                 pStm->Seek( 0 );
160                 mxStmWrapper = new ::utl::OInputStreamWrapper( pStm, sal_True );
161             }
162             else
163                 delete pStm;
164         }
165     }
166 }
167 
168 // -----------------------------------------------------------------------------
169 
170 SvXMLGraphicInputStream::~SvXMLGraphicInputStream()
171 {
172 }
173 
174 // -----------------------------------------------------------------------------
175 
176 sal_Int32 SAL_CALL SvXMLGraphicInputStream::readBytes( Sequence< sal_Int8 >& rData, sal_Int32 nBytesToRead )
177     throw( NotConnectedException, BufferSizeExceededException, RuntimeException )
178 {
179     if( !mxStmWrapper.is() )
180         throw NotConnectedException();
181 
182     return mxStmWrapper->readBytes( rData, nBytesToRead );
183 }
184 
185 // -----------------------------------------------------------------------------
186 
187 sal_Int32 SAL_CALL SvXMLGraphicInputStream::readSomeBytes( Sequence< sal_Int8 >& rData, sal_Int32 nMaxBytesToRead )
188     throw( NotConnectedException, BufferSizeExceededException, RuntimeException )
189 {
190     if( !mxStmWrapper.is() )
191         throw NotConnectedException() ;
192 
193     return mxStmWrapper->readSomeBytes( rData, nMaxBytesToRead );
194 }
195 
196 // -----------------------------------------------------------------------------
197 
198 void SAL_CALL SvXMLGraphicInputStream::skipBytes( sal_Int32 nBytesToSkip )
199     throw( NotConnectedException, BufferSizeExceededException, RuntimeException )
200 {
201     if( !mxStmWrapper.is() )
202         throw NotConnectedException() ;
203 
204     mxStmWrapper->skipBytes( nBytesToSkip );
205 }
206 
207 // -----------------------------------------------------------------------------
208 
209 sal_Int32 SAL_CALL SvXMLGraphicInputStream::available() throw( NotConnectedException, RuntimeException )
210 {
211     if( !mxStmWrapper.is() )
212         throw NotConnectedException() ;
213 
214     return mxStmWrapper->available();
215 }
216 
217 // -----------------------------------------------------------------------------
218 
219 void SAL_CALL SvXMLGraphicInputStream::closeInput() throw( NotConnectedException, RuntimeException )
220 {
221     if( !mxStmWrapper.is() )
222         throw NotConnectedException() ;
223 
224     mxStmWrapper->closeInput();
225 }
226 
227 // ----------------------------
228 // - SvXMLGraphicOutputStream -
229 // ----------------------------
230 
231 class SvXMLGraphicOutputStream : public::cppu::WeakImplHelper1< XOutputStream >
232 {
233 private:
234 
235     // XOutputStream
236     virtual void SAL_CALL           writeBytes( const Sequence< sal_Int8 >& rData ) throw( NotConnectedException, BufferSizeExceededException, IOException, RuntimeException );
237     virtual void SAL_CALL           flush() throw( NotConnectedException, BufferSizeExceededException, IOException, RuntimeException );
238     virtual void SAL_CALL           closeOutput() throw( NotConnectedException, BufferSizeExceededException, IOException, RuntimeException );
239 
240 private:
241 
242     ::utl::TempFile*                mpTmp;
243     SvStream*                       mpOStm;
244     Reference< XOutputStream >      mxStmWrapper;
245     GraphicObject                   maGrfObj;
246     sal_Bool                        mbClosed;
247 
248                                     // not available
249                                     SvXMLGraphicOutputStream( const SvXMLGraphicOutputStream& );
250     SvXMLGraphicOutputStream&       operator==( SvXMLGraphicOutputStream& );
251 
252 public:
253 
254                                     SvXMLGraphicOutputStream();
255     virtual                         ~SvXMLGraphicOutputStream();
256 
257     sal_Bool                        Exists() const { return mxStmWrapper.is(); }
258     const GraphicObject&            GetGraphicObject();
259 };
260 
261 // -----------------------------------------------------------------------------
262 
263 SvXMLGraphicOutputStream::SvXMLGraphicOutputStream() :
264     mpTmp( new ::utl::TempFile ),
265     mbClosed( sal_False )
266 {
267     mpTmp->EnableKillingFile();
268 
269     mpOStm = ::utl::UcbStreamHelper::CreateStream( mpTmp->GetURL(), STREAM_WRITE | STREAM_TRUNC );
270 
271     if( mpOStm )
272         mxStmWrapper = new ::utl::OOutputStreamWrapper( *mpOStm );
273 }
274 
275 // -----------------------------------------------------------------------------
276 
277 SvXMLGraphicOutputStream::~SvXMLGraphicOutputStream()
278 {
279     delete mpTmp;
280     delete mpOStm;
281 }
282 
283 // -----------------------------------------------------------------------------
284 
285 void SAL_CALL SvXMLGraphicOutputStream::writeBytes( const Sequence< sal_Int8 >& rData )
286     throw( NotConnectedException, BufferSizeExceededException, IOException, RuntimeException )
287 {
288     if( !mxStmWrapper.is() )
289         throw NotConnectedException() ;
290 
291     mxStmWrapper->writeBytes( rData );
292 }
293 
294 // -----------------------------------------------------------------------------
295 
296 void SAL_CALL SvXMLGraphicOutputStream::flush()
297     throw( NotConnectedException, BufferSizeExceededException, IOException, RuntimeException )
298 {
299     if( !mxStmWrapper.is() )
300         throw NotConnectedException() ;
301 
302     mxStmWrapper->flush();
303 }
304 
305 // -----------------------------------------------------------------------------
306 
307 void SAL_CALL SvXMLGraphicOutputStream::closeOutput()
308     throw( NotConnectedException, BufferSizeExceededException, IOException, RuntimeException )
309 {
310     if( !mxStmWrapper.is() )
311         throw NotConnectedException() ;
312 
313     mxStmWrapper->closeOutput();
314     mxStmWrapper = Reference< XOutputStream >();
315 
316     mbClosed = sal_True;
317 }
318 
319 // ------------------------------------------------------------------------------
320 
321 const GraphicObject& SvXMLGraphicOutputStream::GetGraphicObject()
322 {
323     if( mbClosed && ( maGrfObj.GetType() == GRAPHIC_NONE ) && mpOStm )
324     {
325     	Graphic aGraphic;
326 
327         mpOStm->Seek( 0 );
328 		sal_uInt16 nFormat = GRFILTER_FORMAT_DONTKNOW;
329 		sal_uInt16 pDeterminedFormat = GRFILTER_FORMAT_DONTKNOW;
330         GraphicFilter::GetGraphicFilter()->ImportGraphic( aGraphic, String(), *mpOStm ,nFormat,&pDeterminedFormat );
331 
332 		if (pDeterminedFormat == GRFILTER_FORMAT_DONTKNOW)
333 		{
334 			//Read the first two byte to check whether it is a gzipped stream, is so it may be in wmz or emz format
335 			//unzip them and try again
336 
337 			sal_uInt8    sFirstBytes[ 2 ];
338 
339 			mpOStm->Seek( STREAM_SEEK_TO_END );
340 			sal_uIntPtr nStreamLen = mpOStm->Tell();
341 			mpOStm->Seek( 0 );
342 
343 			if ( !nStreamLen )
344 			{
345 				SvLockBytes* pLockBytes = mpOStm->GetLockBytes();
346 				if ( pLockBytes  )
347 					pLockBytes->SetSynchronMode( sal_True );
348 
349 				mpOStm->Seek( STREAM_SEEK_TO_END );
350 				nStreamLen = mpOStm->Tell();
351 				mpOStm->Seek( 0 );
352 			}
353 			if( nStreamLen >= 2 )
354 			{
355 				//read two byte
356 				mpOStm->Read( sFirstBytes, 2 );
357 
358 				if( sFirstBytes[0] == 0x1f && sFirstBytes[1] == 0x8b )
359 				{
360 					SvMemoryStream* pDest = new SvMemoryStream;
361 					ZCodec aZCodec( 0x8000, 0x8000 );
362 					aZCodec.BeginCompression(ZCODEC_GZ_LIB);
363 					mpOStm->Seek( 0 );
364 					aZCodec.Decompress( *mpOStm, *pDest );
365 
366 					if (aZCodec.EndCompression() && pDest )
367 					{
368 						pDest->Seek( STREAM_SEEK_TO_END );
369 						sal_uIntPtr nStreamLen_ = pDest->Tell();
370 						if (nStreamLen_)
371 						{
372 							pDest->Seek(0L);
373 					        GraphicFilter::GetGraphicFilter()->ImportGraphic( aGraphic, String(), *pDest ,nFormat,&pDeterminedFormat );
374 						}
375 					}
376 					delete pDest;
377 				}
378 			}
379 		}
380 
381 		maGrfObj = aGraphic;
382         if( maGrfObj.GetType() != GRAPHIC_NONE )
383 	    {
384 		    delete mpOStm, mpOStm = NULL;
385 			delete mpTmp, mpTmp = NULL;
386 		}
387     }
388 
389     return maGrfObj;
390 }
391 
392 // ----------------------
393 // - SvXMLGraphicHelper -
394 // ----------------------
395 
396 SvXMLGraphicHelper::SvXMLGraphicHelper( SvXMLGraphicHelperMode eCreateMode ) :
397 	::cppu::WeakComponentImplHelper2< ::com::sun::star::document::XGraphicObjectResolver,
398                                       ::com::sun::star::document::XBinaryStreamResolver >( maMutex )
399 {
400 	Init( NULL, eCreateMode, sal_False );
401 }
402 
403 SvXMLGraphicHelper::SvXMLGraphicHelper() :
404 	::cppu::WeakComponentImplHelper2< ::com::sun::star::document::XGraphicObjectResolver,
405                                       ::com::sun::star::document::XBinaryStreamResolver >( maMutex )
406 {
407 }
408 
409 // -----------------------------------------------------------------------------
410 
411 SvXMLGraphicHelper::~SvXMLGraphicHelper()
412 {
413 }
414 
415 // -----------------------------------------------------------------------------
416 
417 void SAL_CALL SvXMLGraphicHelper::disposing()
418 {
419 }
420 
421 // -----------------------------------------------------------------------------
422 
423 sal_Bool SvXMLGraphicHelper::ImplGetStreamNames( const ::rtl::OUString& rURLStr,
424 												 ::rtl::OUString& rPictureStorageName,
425 												 ::rtl::OUString& rPictureStreamName )
426 {
427 	String		aURLStr( rURLStr );
428 	sal_Bool	bRet = sal_False;
429 
430 	if( aURLStr.Len() )
431 	{
432 		aURLStr = aURLStr.GetToken( aURLStr.GetTokenCount( ':' ) - 1, ':' );
433 		const sal_uInt32 nTokenCount = aURLStr.GetTokenCount( '/' );
434 
435 		if( 1 == nTokenCount )
436 		{
437 			rPictureStorageName = String( RTL_CONSTASCII_USTRINGPARAM( XML_GRAPHICSTORAGE_NAME ) );
438 			rPictureStreamName = aURLStr;
439 			bRet = sal_True;
440 		}
441 		else if( 2 == nTokenCount )
442 		{
443 			rPictureStorageName = aURLStr.GetToken( 0, '/' );
444 
445 			DBG_ASSERT( rPictureStorageName.getLength() &&
446 					   rPictureStorageName.getStr()[ 0 ] != '#',
447 					   "invalid relative URL" );
448 
449 			rPictureStreamName = aURLStr.GetToken( 1, '/' );
450 			bRet = sal_True;
451 		}
452 		else
453 		{
454 			DBG_ERROR( "SvXMLGraphicHelper::ImplInsertGraphicURL: invalid scheme" );
455 		}
456 	}
457 
458 	return bRet;
459 }
460 
461 // -----------------------------------------------------------------------------
462 
463 uno::Reference < embed::XStorage > SvXMLGraphicHelper::ImplGetGraphicStorage( const ::rtl::OUString& rStorageName )
464 {
465     uno::Reference < embed::XStorage > xRetStorage;
466     if( mxRootStorage.is() )
467 	{
468         try
469         {
470             xRetStorage = mxRootStorage->openStorageElement(
471                 maCurStorageName = rStorageName,
472                 ( GRAPHICHELPER_MODE_WRITE == meCreateMode )
473                     ? embed::ElementModes::READWRITE
474                     : embed::ElementModes::READ );
475         }
476         catch ( uno::Exception& )
477         {
478         }
479         //#i43196# try again to open the storage element - this time readonly
480         if(!xRetStorage.is())
481         {
482             try
483             {
484                 xRetStorage = mxRootStorage->openStorageElement( maCurStorageName = rStorageName, embed::ElementModes::READ );
485             }
486             catch ( uno::Exception& )
487             {
488             }
489         }
490     }
491 
492 	return xRetStorage;
493 }
494 
495 // -----------------------------------------------------------------------------
496 
497 SvxGraphicHelperStream_Impl SvXMLGraphicHelper::ImplGetGraphicStream( const ::rtl::OUString& rPictureStorageName,
498 															  const ::rtl::OUString& rPictureStreamName,
499 															  sal_Bool bTruncate )
500 {
501     SvxGraphicHelperStream_Impl aRet;
502     aRet.xStorage = ImplGetGraphicStorage( rPictureStorageName );
503 
504     if( aRet.xStorage.is() )
505 	{
506         sal_Int32 nMode = embed::ElementModes::READ;
507         if ( GRAPHICHELPER_MODE_WRITE == meCreateMode )
508         {
509             nMode = embed::ElementModes::READWRITE;
510             if ( bTruncate )
511                 nMode |= embed::ElementModes::TRUNCATE;
512         }
513 
514         aRet.xStream = aRet.xStorage->openStreamElement( rPictureStreamName, nMode );
515         if( aRet.xStream.is() && ( GRAPHICHELPER_MODE_WRITE == meCreateMode ) )
516 		{
517 //REMOVE				::rtl::OUString aPropName( RTL_CONSTASCII_USTRINGPARAM("Encrypted") );
518 			::rtl::OUString aPropName( RTL_CONSTASCII_USTRINGPARAM("UseCommonStoragePasswordEncryption") );
519             uno::Reference < beans::XPropertySet > xProps( aRet.xStream, uno::UNO_QUERY );
520             xProps->setPropertyValue( aPropName, uno::makeAny( sal_True) );
521 		}
522 	}
523 
524     return aRet;
525 }
526 
527 // -----------------------------------------------------------------------------
528 
529 String SvXMLGraphicHelper::ImplGetGraphicMimeType( const String& rFileName ) const
530 {
531     struct XMLGraphicMimeTypeMapper
532     {
533 	    const char*	pExt;
534 	    const char*	pMimeType;
535     };
536 
537     static XMLGraphicMimeTypeMapper aMapper[] =
538     {
539         { "gif", "image/gif" },
540         { "png", "image/png" },
541         { "jpg", "image/jpeg" },
542         { "tif", "image/tiff" },
543         { "svg", "image/svg+xml" }
544     };
545 
546     String aMimeType;
547 
548     if( ( rFileName.Len() >= 4 ) && ( rFileName.GetChar( rFileName.Len() - 4 ) == '.' ) )
549     {
550         const ByteString aExt( rFileName.Copy( rFileName.Len() - 3 ), RTL_TEXTENCODING_ASCII_US );
551 
552         for( long i = 0, nCount = sizeof( aMapper ) / sizeof( aMapper[ 0 ] ); ( i < nCount ) && !aMimeType.Len(); i++ )
553             if( aExt == aMapper[ i ].pExt )
554                 aMimeType = String( aMapper[ i ].pMimeType, RTL_TEXTENCODING_ASCII_US );
555     }
556 
557     return aMimeType;
558 }
559 
560 // -----------------------------------------------------------------------------
561 
562 Graphic SvXMLGraphicHelper::ImplReadGraphic( const ::rtl::OUString& rPictureStorageName,
563 											 const ::rtl::OUString& rPictureStreamName )
564 {
565 	Graphic				aGraphic;
566     SvxGraphicHelperStream_Impl aStream( ImplGetGraphicStream( rPictureStorageName, rPictureStreamName, sal_False ) );
567     if( aStream.xStream.is() )
568     {
569         SvStream* pStream = utl::UcbStreamHelper::CreateStream( aStream.xStream );
570         GraphicFilter::GetGraphicFilter()->ImportGraphic( aGraphic, String(), *pStream );
571         delete pStream;
572     }
573 
574 	return aGraphic;
575 }
576 
577 // -----------------------------------------------------------------------------
578 
579 sal_Bool SvXMLGraphicHelper::ImplWriteGraphic( const ::rtl::OUString& rPictureStorageName,
580 											   const ::rtl::OUString& rPictureStreamName,
581 											   const ::rtl::OUString& rGraphicId )
582 {
583 	String			aGraphicId( rGraphicId );
584 	GraphicObject	aGrfObject( ByteString( aGraphicId, RTL_TEXTENCODING_ASCII_US ) );
585 	sal_Bool		bRet = sal_False;
586 
587 	if( aGrfObject.GetType() != GRAPHIC_NONE )
588 	{
589         SvxGraphicHelperStream_Impl aStream( ImplGetGraphicStream( rPictureStorageName, rPictureStreamName, sal_False ) );
590         if( aStream.xStream.is() )
591         {
592 			Graphic			aGraphic( (Graphic&) aGrfObject.GetGraphic() );
593 			const GfxLink	aGfxLink( aGraphic.GetLink() );
594             const ::rtl::OUString  aMimeType( ImplGetGraphicMimeType( rPictureStreamName ) );
595             uno::Any        aAny;
596             uno::Reference < beans::XPropertySet > xProps( aStream.xStream, uno::UNO_QUERY );
597 
598             // set stream properties (MediaType/Compression)
599             if( aMimeType.getLength() )
600             {
601 	            aAny <<= aMimeType;
602                 xProps->setPropertyValue( String( RTL_CONSTASCII_USTRINGPARAM( "MediaType" ) ), aAny );
603             }
604 
605             const sal_Bool bCompressed = ( ( 0 == aMimeType.getLength() ) || ( aMimeType == ::rtl::OUString::createFromAscii( "image/tiff" ) ) );
606             aAny <<= bCompressed;
607             xProps->setPropertyValue( String( RTL_CONSTASCII_USTRINGPARAM( "Compressed" ) ), aAny );
608 
609             SvStream* pStream = utl::UcbStreamHelper::CreateStream( aStream.xStream );
610 			if( aGfxLink.GetDataSize() && aGfxLink.GetData() )
611                 pStream->Write( aGfxLink.GetData(), aGfxLink.GetDataSize() );
612 			else
613 			{
614 				if( aGraphic.GetType() == GRAPHIC_BITMAP )
615 				{
616 					GraphicFilter*  pFilter = GraphicFilter::GetGraphicFilter();
617                     String          aFormat;
618 
619 					if( aGraphic.IsAnimated() )
620 						aFormat = String( RTL_CONSTASCII_USTRINGPARAM( "gif" ) );
621 					else
622 						aFormat = String( RTL_CONSTASCII_USTRINGPARAM( "png" ) );
623 
624                     bRet = ( pFilter->ExportGraphic( aGraphic, String(), *pStream,
625 													 pFilter->GetExportFormatNumberForShortName( aFormat ) ) == 0 );
626 				}
627 				else if( aGraphic.GetType() == GRAPHIC_GDIMETAFILE )
628 				{
629 					pStream->SetVersion( SOFFICE_FILEFORMAT_8 );
630 					pStream->SetCompressMode( COMPRESSMODE_ZBITMAP );
631 
632 					// SJ: first check if this metafile is just a eps file, then we will store the eps instead of svm
633 					GDIMetaFile& rMtf( (GDIMetaFile&)aGraphic.GetGDIMetaFile() );
634 					const MetaCommentAction* pComment = ImplCheckForEPS( rMtf );
635 					if ( pComment )
636 					{
637 						sal_uInt32	nSize = pComment->GetDataSize();
638 						const sal_uInt8* pData = pComment->GetData();
639 						if ( nSize && pData )
640 							pStream->Write( pData, nSize );
641 
642 						const MetaEPSAction* pAct = ( (const MetaEPSAction*)rMtf.FirstAction() );
643 						const GfxLink&		 rLink = pAct->GetLink();
644 
645 						pStream->Write( rLink.GetData(), rLink.GetDataSize() );
646 					}
647 					else
648 						rMtf.Write( *pStream, GDIMETAFILE_WRITE_REPLACEMENT_RENDERGRAPHIC );
649 
650 					bRet = ( pStream->GetError() == 0 );
651 				}
652 			}
653             uno::Reference < embed::XTransactedObject > xStorage(
654                                     aStream.xStorage, uno::UNO_QUERY);
655             delete pStream;
656             aStream.xStream->getOutputStream()->closeOutput();
657             if( xStorage.is() )
658                 xStorage->commit();
659 		}
660 	}
661 
662 	return bRet;
663 }
664 
665 // -----------------------------------------------------------------------------
666 
667 void SvXMLGraphicHelper::ImplInsertGraphicURL( const ::rtl::OUString& rURLStr, sal_uInt32 nInsertPos, rtl::OUString& rRequestedFileName )
668 {
669 	rtl::OUString aURLString( rURLStr );
670 	::rtl::OUString	aPictureStorageName, aPictureStreamName;
671 	if( ( maURLSet.find( aURLString ) != maURLSet.end() ) )
672 	{
673 		URLPairVector::iterator aIter( maGrfURLs.begin() ), aEnd( maGrfURLs.end() );
674 		while( aIter != aEnd )
675 		{
676 			if( aURLString == (*aIter).first )
677 			{
678 				maGrfURLs[ nInsertPos ].second = (*aIter).second;
679 				aIter = aEnd;
680 			}
681 			else
682 				aIter++;
683 		}
684 	}
685 	else if( ImplGetStreamNames( aURLString, aPictureStorageName, aPictureStreamName ) )
686 	{
687 		URLPair& rURLPair = maGrfURLs[ nInsertPos ];
688 
689 		if( GRAPHICHELPER_MODE_READ == meCreateMode )
690 		{
691 			const GraphicObject aObj( ImplReadGraphic( aPictureStorageName, aPictureStreamName ) );
692 
693 			if( aObj.GetType() != GRAPHIC_NONE )
694 			{
695 				const static ::rtl::OUString aBaseURL( RTL_CONSTASCII_USTRINGPARAM( XML_GRAPHICOBJECT_URL_BASE ) );
696 
697 				maGrfObjs.push_back( aObj );
698 				rURLPair.second = aBaseURL;
699 				rURLPair.second += String( aObj.GetUniqueID().GetBuffer(), RTL_TEXTENCODING_ASCII_US );
700 			}
701 			else
702 				rURLPair.second = String();
703 		}
704 		else
705 		{
706 			const String		aGraphicObjectId( aPictureStreamName );
707             const ByteString    aAsciiObjectID( aGraphicObjectId, RTL_TEXTENCODING_ASCII_US );
708 			const GraphicObject	aGrfObject( aAsciiObjectID );
709 			if( aGrfObject.GetType() != GRAPHIC_NONE )
710 			{
711 				String			aStreamName( aGraphicObjectId );
712 				Graphic			aGraphic( (Graphic&) aGrfObject.GetGraphic() );
713 				const GfxLink	aGfxLink( aGraphic.GetLink() );
714 				String			aExtension;
715 
716 				if( aGfxLink.GetDataSize() )
717 				{
718 					switch( aGfxLink.GetType() )
719 					{
720 						case( GFX_LINK_TYPE_EPS_BUFFER ): aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".eps" ) ); break;
721 						case( GFX_LINK_TYPE_NATIVE_GIF ): aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".gif" ) ); break;
722 						case( GFX_LINK_TYPE_NATIVE_JPG ): aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".jpg" ) ); break;
723 						case( GFX_LINK_TYPE_NATIVE_PNG ): aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".png" ) ); break;
724 						case( GFX_LINK_TYPE_NATIVE_TIF ): aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".tif" ) ); break;
725 						case( GFX_LINK_TYPE_NATIVE_WMF ): aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".wmf" ) ); break;
726 						case( GFX_LINK_TYPE_NATIVE_MET ): aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".met" ) ); break;
727 						case( GFX_LINK_TYPE_NATIVE_PCT ): aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".pct" ) ); break;
728 						case( GFX_LINK_TYPE_NATIVE_SVG ): aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".svg" ) ); break;
729 
730 						default:
731 							aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".grf" ) );
732 						break;
733 					}
734 				}
735 				else
736 				{
737 					if( aGrfObject.GetType() == GRAPHIC_BITMAP )
738 					{
739 						if( aGrfObject.IsAnimated() )
740 							aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".gif" ) );
741 						else
742 							aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".png" ) );
743 					}
744 					else if( aGrfObject.GetType() == GRAPHIC_GDIMETAFILE )
745 					{
746 						// SJ: first check if this metafile is just a eps file, then we will store the eps instead of svm
747 						GDIMetaFile& rMtf( (GDIMetaFile&)aGraphic.GetGDIMetaFile() );
748 						if ( ImplCheckForEPS( rMtf ) )
749 							aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".eps" ) );
750 						else
751 							aExtension = String( RTL_CONSTASCII_USTRINGPARAM( ".svm" ) );
752 					}
753 				}
754 
755 				rtl::OUString aURLEntry;
756 				const String sPictures( RTL_CONSTASCII_USTRINGPARAM( "Pictures/" ) );
757 
758 				if ( rRequestedFileName.getLength() )
759 				{
760 					aURLEntry = sPictures;
761 					aURLEntry += rRequestedFileName;
762 					aURLEntry += aExtension;
763 
764 					URLPairVector::iterator aIter( maGrfURLs.begin() ), aEnd( maGrfURLs.end() );
765 					while( aIter != aEnd )
766 					{
767 						if( aURLEntry == (*aIter).second )
768 							break;
769 						aIter++;
770 					}
771 					if ( aIter == aEnd )
772 						aStreamName = rRequestedFileName;
773 				}
774 
775 				aStreamName += aExtension;
776 
777 				if( mbDirect && aStreamName.Len() )
778 					ImplWriteGraphic( aPictureStorageName, aStreamName, aGraphicObjectId );
779 
780 				rURLPair.second = sPictures;
781 				rURLPair.second += aStreamName;
782 			}
783 #if OSL_DEBUG_LEVEL > 0
784             else
785             {
786                 ByteString sMessage = "graphic object with ID '";
787                 sMessage += aAsciiObjectID;
788                 sMessage += "' has an unknown type";
789                 OSL_ENSURE( false, sMessage.GetBuffer() );
790             }
791 #endif
792 		}
793 
794 		maURLSet.insert( aURLString );
795 	}
796 }
797 
798 // -----------------------------------------------------------------------------
799 
800 void SvXMLGraphicHelper::Init( const uno::Reference < embed::XStorage >& rXMLStorage,
801 							   SvXMLGraphicHelperMode eCreateMode,
802 							   sal_Bool bDirect )
803 {
804     mxRootStorage = rXMLStorage;
805 	meCreateMode = eCreateMode;
806 	mbDirect = ( ( GRAPHICHELPER_MODE_READ == meCreateMode ) ? bDirect : sal_True );
807 }
808 
809 // -----------------------------------------------------------------------------
810 
811 SvXMLGraphicHelper* SvXMLGraphicHelper::Create( const uno::Reference < embed::XStorage >& rXMLStorage,
812 												SvXMLGraphicHelperMode eCreateMode,
813 												sal_Bool bDirect )
814 {
815 	SvXMLGraphicHelper* pThis = new SvXMLGraphicHelper;
816 
817 	pThis->acquire();
818     pThis->Init( rXMLStorage, eCreateMode, bDirect );
819 
820 	return pThis;
821 }
822 
823 // -----------------------------------------------------------------------------
824 
825 SvXMLGraphicHelper*	SvXMLGraphicHelper::Create( SvXMLGraphicHelperMode eCreateMode )
826 {
827 	SvXMLGraphicHelper* pThis = new SvXMLGraphicHelper;
828 
829 	pThis->acquire();
830 	pThis->Init( NULL, eCreateMode, sal_False );
831 
832 	return pThis;
833 }
834 
835 // -----------------------------------------------------------------------------
836 
837 void SvXMLGraphicHelper::Destroy( SvXMLGraphicHelper* pSvXMLGraphicHelper )
838 {
839 	if( pSvXMLGraphicHelper )
840 	{
841 		pSvXMLGraphicHelper->dispose();
842 		pSvXMLGraphicHelper->release();
843 	}
844 }
845 
846 // -----------------------------------------------------------------------------
847 
848 // XGraphicObjectResolver
849 ::rtl::OUString SAL_CALL SvXMLGraphicHelper::resolveGraphicObjectURL( const ::rtl::OUString& rURL )
850 	throw(uno::RuntimeException)
851 {
852 	::osl::MutexGuard   aGuard( maMutex );
853 	const sal_Int32     nIndex = maGrfURLs.size();
854 
855 	rtl::OUString aURL( rURL );
856 	rtl::OUString aUserData;
857 	rtl::OUString aRequestedFileName;
858 
859 	sal_Int32 nUser = rURL.indexOf( '?', 0 );
860 	if ( nUser >= 0 )
861 	{
862 		aURL = rtl::OUString( rURL.copy( 0, nUser ) );
863 		nUser++;
864 		aUserData = rURL.copy( nUser, rURL.getLength() - nUser );
865 	}
866 	if ( aUserData.getLength() )
867 	{
868         sal_Int32 nIndex2 = 0;
869         do
870         {
871 			rtl::OUString aToken = aUserData.getToken( 0, ';', nIndex2 );
872 			sal_Int32 n = aToken.indexOf( '=' );
873 			if ( ( n > 0 ) && ( ( n + 1 ) < aToken.getLength() ) )
874 			{
875 				rtl::OUString aParam( aToken.copy( 0, n ) );
876 				rtl::OUString aValue( aToken.copy( n + 1, aToken.getLength() - ( n + 1 ) ) );
877 
878 				const rtl::OUString sRequestedName( RTL_CONSTASCII_USTRINGPARAM("requestedName") );
879 				if ( aParam.match( sRequestedName ) )
880 					aRequestedFileName = aValue;
881 			}
882         }
883         while ( nIndex2 >= 0 );
884 	}
885 
886     maGrfURLs.push_back( ::std::make_pair( aURL, ::rtl::OUString() ) );
887 	ImplInsertGraphicURL( aURL, nIndex, aRequestedFileName );
888 
889     return maGrfURLs[ nIndex ].second;
890 }
891 
892 // -----------------------------------------------------------------------------
893 
894 // XBinaryStreamResolver
895 Reference< XInputStream > SAL_CALL SvXMLGraphicHelper::getInputStream( const ::rtl::OUString& rURL )
896     throw( RuntimeException )
897 {
898     Reference< XInputStream >   xRet;
899     ::rtl::OUString                    aPictureStorageName, aGraphicId;
900 
901 
902 	if( ( GRAPHICHELPER_MODE_WRITE == meCreateMode ) &&
903         ImplGetStreamNames( rURL, aPictureStorageName, aGraphicId ) )
904     {
905         SvXMLGraphicInputStream* pInputStream = new SvXMLGraphicInputStream( aGraphicId );
906 
907         if( pInputStream->Exists() )
908             xRet = pInputStream;
909         else
910             delete pInputStream;
911     }
912 
913     return xRet;
914 }
915 
916 // -----------------------------------------------------------------------------
917 
918 Reference< XOutputStream > SAL_CALL SvXMLGraphicHelper::createOutputStream()
919     throw( RuntimeException )
920 {
921     Reference< XOutputStream > xRet;
922 
923 	if( GRAPHICHELPER_MODE_READ == meCreateMode )
924     {
925         SvXMLGraphicOutputStream* pOutputStream = new SvXMLGraphicOutputStream;
926 
927         if( pOutputStream->Exists() )
928             maGrfStms.push_back( xRet = pOutputStream );
929         else
930             delete pOutputStream;
931     }
932 
933     return xRet;
934 }
935 
936 // -----------------------------------------------------------------------------
937 
938 ::rtl::OUString SAL_CALL SvXMLGraphicHelper::resolveOutputStream( const Reference< XOutputStream >& rxBinaryStream )
939     throw( RuntimeException )
940 {
941     ::rtl::OUString aRet;
942 
943 	if( ( GRAPHICHELPER_MODE_READ == meCreateMode ) && rxBinaryStream.is() )
944     {
945         if( ::std::find( maGrfStms.begin(), maGrfStms.end(), rxBinaryStream ) != maGrfStms.end() )
946         {
947             SvXMLGraphicOutputStream* pOStm = static_cast< SvXMLGraphicOutputStream* >( rxBinaryStream.get() );
948 
949             if( pOStm )
950             {
951                 const GraphicObject&    rGrfObj = pOStm->GetGraphicObject();
952                 const ::rtl::OUString          aId( ::rtl::OUString::createFromAscii( rGrfObj.GetUniqueID().GetBuffer() ) );
953 
954                 if( aId.getLength() )
955                 {
956                     aRet = ::rtl::OUString::createFromAscii( XML_GRAPHICOBJECT_URL_BASE );
957                     aRet += aId;
958                 }
959             }
960         }
961     }
962 
963     return aRet;
964 }
965 
966 
967 // --------------------------------------------------------------------------------
968 
969 // for instantiation via service manager
970 namespace svx
971 {
972 
973 namespace impl
974 {
975 typedef ::cppu::WeakComponentImplHelper4<
976         lang::XInitialization,
977         document::XGraphicObjectResolver,
978         document::XBinaryStreamResolver,
979         lang::XServiceInfo >
980     SvXMLGraphicImportExportHelper_Base;
981 class MutexContainer
982 {
983 public:
984     virtual ~MutexContainer();
985 
986 protected:
987     mutable ::osl::Mutex m_aMutex;
988 };
989 MutexContainer::~MutexContainer()
990 {}
991 } // namespace impl
992 
993 class SvXMLGraphicImportExportHelper :
994     public impl::MutexContainer,
995     public impl::SvXMLGraphicImportExportHelper_Base
996 {
997 public:
998     SvXMLGraphicImportExportHelper( SvXMLGraphicHelperMode eMode );
999 
1000 protected:
1001     // is called from WeakComponentImplHelper when XComponent::dispose() was
1002     // called from outside
1003     virtual void SAL_CALL disposing();
1004 
1005     // ____ XInitialization ____
1006     // one argument is allowed, which is the XStorage
1007     virtual void SAL_CALL initialize( const Sequence< Any >& aArguments )
1008         throw (Exception,
1009                RuntimeException);
1010 
1011     // ____ XGraphicObjectResolver ____
1012     virtual ::rtl::OUString SAL_CALL resolveGraphicObjectURL( const ::rtl::OUString& aURL )
1013         throw (RuntimeException);
1014 
1015     // ____ XBinaryStreamResolver ____
1016     virtual Reference< io::XInputStream > SAL_CALL getInputStream( const ::rtl::OUString& aURL )
1017         throw (RuntimeException);
1018     virtual Reference< io::XOutputStream > SAL_CALL createOutputStream()
1019         throw (RuntimeException);
1020     virtual ::rtl::OUString SAL_CALL resolveOutputStream( const Reference< io::XOutputStream >& aBinaryStream )
1021         throw (RuntimeException);
1022 
1023     // ____ XServiceInfo ____
1024     virtual ::rtl::OUString SAL_CALL getImplementationName()
1025         throw (RuntimeException);
1026     virtual ::sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName )
1027         throw (RuntimeException);
1028     virtual Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames()
1029         throw (RuntimeException);
1030 
1031 private:
1032     SvXMLGraphicHelperMode              m_eGraphicHelperMode;
1033     Reference< XGraphicObjectResolver > m_xGraphicObjectResolver;
1034     Reference< XBinaryStreamResolver >  m_xBinaryStreamResolver;
1035 };
1036 
1037 SvXMLGraphicImportExportHelper::SvXMLGraphicImportExportHelper( SvXMLGraphicHelperMode eMode ) :
1038         impl::SvXMLGraphicImportExportHelper_Base( m_aMutex ),
1039         m_eGraphicHelperMode( eMode )
1040 {}
1041 
1042 void SAL_CALL SvXMLGraphicImportExportHelper::disposing()
1043 {
1044     Reference< XComponent > xComp( m_xGraphicObjectResolver, UNO_QUERY );
1045     OSL_ASSERT( xComp.is());
1046     if( xComp.is())
1047         xComp->dispose();
1048     // m_xBinaryStreamResolver is a reference to the same object => don't call
1049     // dispose() again
1050 }
1051 
1052 // ____ XInitialization ____
1053 void SAL_CALL SvXMLGraphicImportExportHelper::initialize(
1054     const Sequence< Any >& aArguments )
1055     throw (Exception, RuntimeException)
1056 {
1057     Reference< embed::XStorage > xStorage;
1058     if( aArguments.getLength() > 0 )
1059         aArguments[0] >>= xStorage;
1060 
1061     SvXMLGraphicHelper * pHelper( SvXMLGraphicHelper::Create( xStorage, m_eGraphicHelperMode ));
1062     m_xGraphicObjectResolver.set( pHelper );
1063     m_xBinaryStreamResolver.set( pHelper );
1064     // SvXMLGraphicHelper::Create calls acquire.  Since we have two references
1065     // now it is safe (and necessary) to undo this acquire
1066     pHelper->release();
1067 }
1068 
1069 // ____ XGraphicObjectResolver ____
1070 ::rtl::OUString SAL_CALL SvXMLGraphicImportExportHelper::resolveGraphicObjectURL( const ::rtl::OUString& aURL )
1071     throw (uno::RuntimeException)
1072 {
1073     return m_xGraphicObjectResolver->resolveGraphicObjectURL( aURL );
1074 }
1075 
1076 
1077 // ____ XBinaryStreamResolver ____
1078 Reference< io::XInputStream > SAL_CALL SvXMLGraphicImportExportHelper::getInputStream( const ::rtl::OUString& aURL )
1079     throw (uno::RuntimeException)
1080 {
1081     return m_xBinaryStreamResolver->getInputStream( aURL );
1082 }
1083 Reference< io::XOutputStream > SAL_CALL SvXMLGraphicImportExportHelper::createOutputStream()
1084     throw (uno::RuntimeException)
1085 {
1086     return m_xBinaryStreamResolver->createOutputStream();
1087 }
1088 ::rtl::OUString SAL_CALL SvXMLGraphicImportExportHelper::resolveOutputStream( const Reference< io::XOutputStream >& aBinaryStream )
1089     throw (uno::RuntimeException)
1090 {
1091     return m_xBinaryStreamResolver->resolveOutputStream( aBinaryStream );
1092 }
1093 
1094 // ____ XServiceInfo ____
1095 ::rtl::OUString SAL_CALL SvXMLGraphicImportExportHelper::getImplementationName()
1096     throw (uno::RuntimeException)
1097 {
1098     if( m_eGraphicHelperMode == GRAPHICHELPER_MODE_READ )
1099         return SvXMLGraphicImportHelper_getImplementationName();
1100     return SvXMLGraphicExportHelper_getImplementationName();
1101 }
1102 ::sal_Bool SAL_CALL SvXMLGraphicImportExportHelper::supportsService( const ::rtl::OUString& ServiceName )
1103     throw (uno::RuntimeException)
1104 {
1105     Sequence< ::rtl::OUString > aServiceNames( getSupportedServiceNames());
1106     const ::rtl::OUString * pBegin = aServiceNames.getConstArray();
1107     const ::rtl::OUString * pEnd = pBegin + aServiceNames.getLength();
1108     return (::std::find( pBegin, pEnd, ServiceName ) != pEnd);
1109 }
1110 Sequence< ::rtl::OUString > SAL_CALL SvXMLGraphicImportExportHelper::getSupportedServiceNames()
1111     throw (uno::RuntimeException)
1112 {
1113     if( m_eGraphicHelperMode == GRAPHICHELPER_MODE_READ )
1114         return SvXMLGraphicImportHelper_getSupportedServiceNames();
1115     return SvXMLGraphicExportHelper_getSupportedServiceNames();
1116 }
1117 
1118 // import
1119 Reference< XInterface > SAL_CALL SvXMLGraphicImportHelper_createInstance(const Reference< XMultiServiceFactory > & /* rSMgr */ )
1120     throw( Exception )
1121 {
1122     return static_cast< XWeak* >( new SvXMLGraphicImportExportHelper( GRAPHICHELPER_MODE_READ ));
1123 }
1124 ::rtl::OUString SAL_CALL SvXMLGraphicImportHelper_getImplementationName()
1125     throw()
1126 {
1127     return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.Svx.GraphicImportHelper" ));
1128 }
1129 Sequence< ::rtl::OUString > SAL_CALL SvXMLGraphicImportHelper_getSupportedServiceNames()
1130     throw()
1131 {
1132     // XGraphicObjectResolver and XBinaryStreamResolver are not part of any service
1133     Sequence< ::rtl::OUString > aSupportedServiceNames( 2 );
1134     aSupportedServiceNames[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.document.GraphicObjectResolver" ) );
1135     aSupportedServiceNames[1] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.document.BinaryStreamResolver" ) );
1136     return aSupportedServiceNames;
1137 }
1138 
1139 // export
1140 Reference< XInterface > SAL_CALL SvXMLGraphicExportHelper_createInstance(const Reference< XMultiServiceFactory > & /* rSMgr */ )
1141     throw( Exception )
1142 {
1143     return static_cast< XWeak* >( new SvXMLGraphicImportExportHelper( GRAPHICHELPER_MODE_WRITE ));
1144 }
1145 ::rtl::OUString SAL_CALL SvXMLGraphicExportHelper_getImplementationName()
1146     throw()
1147 {
1148     return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.comp.Svx.GraphicExportHelper" ));
1149 }
1150 Sequence< ::rtl::OUString > SAL_CALL SvXMLGraphicExportHelper_getSupportedServiceNames()
1151     throw()
1152 {
1153     // XGraphicObjectResolver and XBinaryStreamResolver are not part of any service
1154     Sequence< ::rtl::OUString > aSupportedServiceNames( 2 );
1155     aSupportedServiceNames[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.document.GraphicObjectResolver" ) );
1156     aSupportedServiceNames[1] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.document.BinaryStreamResolver" ) );
1157     return aSupportedServiceNames;
1158 }
1159 
1160 } // namespace svx
1161