/************************************************************** * * 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_embeddedobj.hxx" #include #include #include #include #include #include #include #include #include #include #include #include using namespace ::com::sun::star; using namespace ::comphelper; embed::VisualRepresentation OleEmbeddedObject::GetVisualRepresentationInNativeFormat_Impl( const uno::Reference< io::XStream > xCachedVisRepr ) throw ( uno::Exception ) { embed::VisualRepresentation aVisualRepr; // TODO: detect the format in the future for now use workaround uno::Reference< io::XInputStream > xInStream = xCachedVisRepr->getInputStream(); uno::Reference< io::XSeekable > xSeekable( xCachedVisRepr, uno::UNO_QUERY ); if ( !xInStream.is() || !xSeekable.is() ) throw uno::RuntimeException(); uno::Sequence< sal_Int8 > aSeq( 2 ); xInStream->readBytes( aSeq, 2 ); xSeekable->seek( 0 ); if ( aSeq.getLength() == 2 && aSeq[0] == 'B' && aSeq[1] == 'M' ) { // it's a bitmap aVisualRepr.Flavor = datatransfer::DataFlavor( ::rtl::OUString::createFromAscii( "application/x-openoffice-bitmap;windows_formatname=\"Bitmap\"" ), ::rtl::OUString::createFromAscii( "Bitmap" ), ::getCppuType( (const uno::Sequence< sal_Int8 >*) NULL ) ); } else { // it's a metafile aVisualRepr.Flavor = datatransfer::DataFlavor( ::rtl::OUString::createFromAscii( "application/x-openoffice-wmf;windows_formatname=\"Image WMF\"" ), ::rtl::OUString::createFromAscii( "Windows Metafile" ), ::getCppuType( (const uno::Sequence< sal_Int8 >*) NULL ) ); } sal_Int32 nStreamLength = (sal_Int32)xSeekable->getLength(); uno::Sequence< sal_Int8 > aRepresent( nStreamLength ); xInStream->readBytes( aRepresent, nStreamLength ); aVisualRepr.Data <<= aRepresent; return aVisualRepr; } void SAL_CALL OleEmbeddedObject::setVisualAreaSize( sal_Int64 nAspect, const awt::Size& aSize ) throw ( lang::IllegalArgumentException, embed::WrongStateException, uno::Exception, uno::RuntimeException ) { RTL_LOGFILE_CONTEXT( aLog, "embeddedobj (mv76033) OleEmbeddedObject::setVisualAreaSize" ); // begin wrapping related part ==================== uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; if ( xWrappedObject.is() ) { // the object was converted to OOo embedded object, the current implementation is now only a wrapper xWrappedObject->setVisualAreaSize( nAspect, aSize ); return; } // end wrapping related part ==================== ::osl::ResettableMutexGuard aGuard( m_aMutex ); if ( m_bDisposed ) throw lang::DisposedException(); // TODO OSL_ENSURE( nAspect != embed::Aspects::MSOLE_ICON, "For iconified objects no graphical replacement is required!\n" ); if ( nAspect == embed::Aspects::MSOLE_ICON ) // no representation can be retrieved throw embed::WrongStateException( ::rtl::OUString::createFromAscii( "Illegal call!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); if ( m_nObjectState == -1 ) throw embed::WrongStateException( ::rtl::OUString::createFromAscii( "The object is not loaded!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); #ifdef WNT // RECOMPOSE_ON_RESIZE misc flag means that the object has to be switched to running state on resize. // SetExtent() is called only for objects that require it, // it should not be called for MSWord documents to workaround problem i49369 // If cached size is not set, that means that this is the size initialization, so there is no need to set the real size sal_Bool bAllowToSetExtent = ( ( getStatus( nAspect ) & embed::EmbedMisc::MS_EMBED_RECOMPOSEONRESIZE ) && !MimeConfigurationHelper::ClassIDsEqual( m_aClassID, MimeConfigurationHelper::GetSequenceClassID( 0x00020906L, 0x0000, 0x0000, 0xc0,0x00,0x00,0x00,0x00,0x00,0x00,0x46 ) ) && m_bHasCachedSize ); if ( m_nObjectState == embed::EmbedStates::LOADED && bAllowToSetExtent ) { aGuard.clear(); try { changeState( embed::EmbedStates::RUNNING ); } catch( uno::Exception& ) { OSL_ENSURE( sal_False, "The object should not be resized without activation!\n" ); } aGuard.reset(); } if ( m_pOleComponent && m_nObjectState != embed::EmbedStates::LOADED && bAllowToSetExtent ) { awt::Size aSizeToSet = aSize; aGuard.clear(); try { m_pOleComponent->SetExtent( aSizeToSet, nAspect ); // will throw an exception in case of failure m_bHasSizeToSet = sal_False; } catch( uno::Exception& ) { // some objects do not allow to set the size even in running state m_bHasSizeToSet = sal_True; m_aSizeToSet = aSizeToSet; m_nAspectToSet = nAspect; } aGuard.reset(); } #endif // cache the values m_bHasCachedSize = sal_True; m_aCachedSize = aSize; m_nCachedAspect = nAspect; } awt::Size SAL_CALL OleEmbeddedObject::getVisualAreaSize( sal_Int64 nAspect ) throw ( lang::IllegalArgumentException, embed::WrongStateException, uno::Exception, uno::RuntimeException ) { RTL_LOGFILE_CONTEXT( aLog, "embeddedobj (mv76033) OleEmbeddedObject::getVisualAreaSize" ); // begin wrapping related part ==================== uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; if ( xWrappedObject.is() ) { // the object was converted to OOo embedded object, the current implementation is now only a wrapper return xWrappedObject->getVisualAreaSize( nAspect ); } // end wrapping related part ==================== ::osl::ResettableMutexGuard aGuard( m_aMutex ); if ( m_bDisposed ) throw lang::DisposedException(); // TODO OSL_ENSURE( nAspect != embed::Aspects::MSOLE_ICON, "For iconified objects no graphical replacement is required!\n" ); if ( nAspect == embed::Aspects::MSOLE_ICON ) // no representation can be retrieved throw embed::WrongStateException( ::rtl::OUString::createFromAscii( "Illegal call!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); if ( m_nObjectState == -1 ) throw embed::WrongStateException( ::rtl::OUString::createFromAscii( "The object is not loaded!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); awt::Size aResult; #ifdef WNT // TODO/LATER: Support different aspects if ( m_pOleComponent && !m_bHasSizeToSet && nAspect == embed::Aspects::MSOLE_CONTENT ) { try { // the cached size updated every time the object is stored if ( m_bHasCachedSize ) { aResult = m_aCachedSize; } else { // there is no internal cache awt::Size aSize; aGuard.clear(); sal_Bool bSuccess = sal_False; if ( getCurrentState() == embed::EmbedStates::LOADED ) { OSL_ENSURE( sal_False, "Loaded object has no cached size!\n" ); // try to switch the object to RUNNING state and request the value again try { changeState( embed::EmbedStates::RUNNING ); } catch( uno::Exception ) { throw embed::NoVisualAreaSizeException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "No size available!\n" ) ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); } } try { // first try to get size using replacement image aSize = m_pOleComponent->GetExtent( nAspect ); // will throw an exception in case of failure bSuccess = sal_True; } catch( uno::Exception& ) { } if ( !bSuccess ) { try { // second try the cached replacement image aSize = m_pOleComponent->GetCachedExtent( nAspect ); // will throw an exception in case of failure bSuccess = sal_True; } catch( uno::Exception& ) { } } if ( !bSuccess ) { try { // third try the size reported by the object aSize = m_pOleComponent->GetReccomendedExtent( nAspect ); // will throw an exception in case of failure bSuccess = sal_True; } catch( uno::Exception& ) { } } if ( !bSuccess ) throw embed::NoVisualAreaSizeException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "No size available!\n" ) ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); aGuard.reset(); m_aCachedSize = aSize; m_nCachedAspect = nAspect; m_bHasCachedSize = sal_True; aResult = m_aCachedSize; } } catch ( embed::NoVisualAreaSizeException& ) { throw; } catch ( uno::Exception& ) { throw embed::NoVisualAreaSizeException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "No size available!\n" ) ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); } } else #endif { // return cached value if ( m_bHasCachedSize ) { OSL_ENSURE( nAspect == m_nCachedAspect, "Unexpected aspect is requested!\n" ); aResult = m_aCachedSize; } else { throw embed::NoVisualAreaSizeException( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "No size available!\n" ) ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); } } return aResult; } embed::VisualRepresentation SAL_CALL OleEmbeddedObject::getPreferredVisualRepresentation( sal_Int64 nAspect ) throw ( lang::IllegalArgumentException, embed::WrongStateException, uno::Exception, uno::RuntimeException ) { RTL_LOGFILE_CONTEXT( aLog, "embeddedobj (mv76033) OleEmbeddedObject::getPreferredVisualRepresentation" ); // begin wrapping related part ==================== uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; if ( xWrappedObject.is() ) { // the object was converted to OOo embedded object, the current implementation is now only a wrapper return xWrappedObject->getPreferredVisualRepresentation( nAspect ); } // end wrapping related part ==================== ::osl::MutexGuard aGuard( m_aMutex ); if ( m_bDisposed ) throw lang::DisposedException(); // TODO OSL_ENSURE( nAspect != embed::Aspects::MSOLE_ICON, "For iconified objects no graphical replacement is required!\n" ); if ( nAspect == embed::Aspects::MSOLE_ICON ) // no representation can be retrieved throw embed::WrongStateException( ::rtl::OUString::createFromAscii( "Illegal call!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); // TODO: if the object has cached representation then it should be returned // TODO: if the object has no cached representation and is in loaded state it should switch itself to the running state if ( m_nObjectState == -1 ) throw embed::WrongStateException( ::rtl::OUString::createFromAscii( "The object is not loaded!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); embed::VisualRepresentation aVisualRepr; // TODO: in case of different aspects they must be applied to the mediatype and XTransferable must be used // the cache is used only as a fallback if object is not in loaded state if ( !m_xCachedVisualRepresentation.is() && ( !m_bVisReplInitialized || m_bVisReplInStream ) && m_nObjectState == embed::EmbedStates::LOADED ) { m_xCachedVisualRepresentation = TryToRetrieveCachedVisualRepresentation_Impl( m_xObjectStream, sal_True ); SetVisReplInStream( m_xCachedVisualRepresentation.is() ); } if ( m_xCachedVisualRepresentation.is() ) { return GetVisualRepresentationInNativeFormat_Impl( m_xCachedVisualRepresentation ); } #ifdef WNT else if ( m_pOleComponent ) { try { if ( m_nObjectState == embed::EmbedStates::LOADED ) changeState( embed::EmbedStates::RUNNING ); datatransfer::DataFlavor aDataFlavor( ::rtl::OUString::createFromAscii( "application/x-openoffice-wmf;windows_formatname=\"Image WMF\"" ), ::rtl::OUString::createFromAscii( "Windows Metafile" ), ::getCppuType( (const uno::Sequence< sal_Int8 >*) NULL ) ); aVisualRepr.Data = m_pOleComponent->getTransferData( aDataFlavor ); aVisualRepr.Flavor = aDataFlavor; uno::Sequence< sal_Int8 > aVisReplSeq; aVisualRepr.Data >>= aVisReplSeq; if ( aVisReplSeq.getLength() ) { m_xCachedVisualRepresentation = GetNewFilledTempStream_Impl( uno::Reference< io::XInputStream > ( static_cast< io::XInputStream* > ( new ::comphelper::SequenceInputStream( aVisReplSeq ) ) ) ); } return aVisualRepr; } catch( uno::Exception& ) {} } #endif // the cache is used only as a fallback if object is not in loaded state if ( !m_xCachedVisualRepresentation.is() && ( !m_bVisReplInitialized || m_bVisReplInStream ) ) { m_xCachedVisualRepresentation = TryToRetrieveCachedVisualRepresentation_Impl( m_xObjectStream ); SetVisReplInStream( m_xCachedVisualRepresentation.is() ); } if ( !m_xCachedVisualRepresentation.is() ) { // no representation can be retrieved throw embed::WrongStateException( ::rtl::OUString::createFromAscii( "Illegal call!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); } return GetVisualRepresentationInNativeFormat_Impl( m_xCachedVisualRepresentation ); } sal_Int32 SAL_CALL OleEmbeddedObject::getMapUnit( sal_Int64 nAspect ) throw ( uno::Exception, uno::RuntimeException) { // begin wrapping related part ==================== uno::Reference< embed::XEmbeddedObject > xWrappedObject = m_xWrappedObject; if ( xWrappedObject.is() ) { // the object was converted to OOo embedded object, the current implementation is now only a wrapper return xWrappedObject->getMapUnit( nAspect ); } // end wrapping related part ==================== ::osl::MutexGuard aGuard( m_aMutex ); if ( m_bDisposed ) throw lang::DisposedException(); // TODO OSL_ENSURE( nAspect != embed::Aspects::MSOLE_ICON, "For iconified objects no graphical replacement is required!\n" ); if ( nAspect == embed::Aspects::MSOLE_ICON ) // no representation can be retrieved throw embed::WrongStateException( ::rtl::OUString::createFromAscii( "Illegal call!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); if ( m_nObjectState == -1 ) throw embed::WrongStateException( ::rtl::OUString::createFromAscii( "The object is not loaded!\n" ), uno::Reference< uno::XInterface >( static_cast< ::cppu::OWeakObject* >(this) ) ); return embed::EmbedMapUnits::ONE_100TH_MM; }