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-rw-r--r--embeddedobj/source/msole/graphconvert.cxx132
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diff --git a/embeddedobj/source/msole/graphconvert.cxx b/embeddedobj/source/msole/graphconvert.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <com/sun/star/uno/Any.hxx>
+#include <com/sun/star/uno/Reference.hxx>
+#include <com/sun/star/uno/Sequence.hxx>
+#include <com/sun/star/embed/Aspects.hpp>
+#include <com/sun/star/io/XInputStream.hpp>
+#include <com/sun/star/io/XOutputStream.hpp>
+#include <com/sun/star/graphic/GraphicProvider.hpp>
+#include <com/sun/star/graphic/XGraphicProvider.hpp>
+#include <com/sun/star/graphic/XGraphic.hpp>
+#include <com/sun/star/beans/PropertyValue.hpp>
+#include <unotools/streamwrap.hxx>
+#include <comphelper/processfactory.hxx>
+#include <comphelper/propertyvalue.hxx>
+#include <comphelper/seqstream.hxx>
+#include <tools/stream.hxx>
+#include <vcl/graphicfilter.hxx>
+
+#include "graphconvert.hxx"
+#include "mtnotification.hxx"
+#include <oleembobj.hxx>
+
+
+using namespace ::com::sun::star;
+
+
+bool ConvertBufferToFormat( void* pBuf,
+ sal_uInt32 nBufSize,
+ const OUString& aMimeType,
+ uno::Any& aResult )
+{
+ // produces sequence with data in requested format and returns it in aResult
+ if ( pBuf )
+ {
+ // First, in case the buffer is already in the requested format, then avoid a conversion.
+ SvMemoryStream aMemoryStream(pBuf, nBufSize, StreamMode::READ);
+ GraphicFilter& rFilter = GraphicFilter::GetGraphicFilter();
+ sal_uInt16 nRetFormat = 0;
+ if (rFilter.CanImportGraphic(u"", aMemoryStream, GRFILTER_FORMAT_DONTKNOW, &nRetFormat) == ERRCODE_NONE &&
+ rFilter.GetImportFormatMediaType(nRetFormat) == aMimeType)
+ {
+ aResult <<= uno::Sequence< sal_Int8 >( static_cast< const sal_Int8* >( aMemoryStream.GetData() ), aMemoryStream.TellEnd() );
+ return true;
+ }
+
+ uno::Sequence < sal_Int8 > aData( static_cast<sal_Int8*>(pBuf), nBufSize );
+ uno::Reference < io::XInputStream > xIn = new comphelper::SequenceInputStream( aData );
+ try
+ {
+ uno::Reference < graphic::XGraphicProvider > xGraphicProvider( graphic::GraphicProvider::create(comphelper::getProcessComponentContext()));
+ uno::Sequence< beans::PropertyValue > aMediaProperties{ comphelper::makePropertyValue(
+ "InputStream", xIn) };
+ uno::Reference< graphic::XGraphic > xGraphic( xGraphicProvider->queryGraphic( aMediaProperties ) );
+ if( xGraphic.is() )
+ {
+ SvMemoryStream aNewStream( 65535, 65535 );
+ uno::Reference < io::XStream > xOut = new utl::OStreamWrapper( aNewStream );
+ uno::Sequence< beans::PropertyValue > aOutMediaProperties{
+ comphelper::makePropertyValue("OutputStream", xOut),
+ comphelper::makePropertyValue("MimeType", aMimeType)
+ };
+
+ xGraphicProvider->storeGraphic( xGraphic, aOutMediaProperties );
+ aResult <<= uno::Sequence< sal_Int8 >( static_cast< const sal_Int8* >( aNewStream.GetData() ), aNewStream.TellEnd() );
+ return true;
+ }
+ }
+ catch (const uno::Exception&)
+ {}
+ }
+
+ return false;
+}
+
+
+// MainThreadNotificationRequest
+
+MainThreadNotificationRequest::MainThreadNotificationRequest( const ::rtl::Reference< OleEmbeddedObject >& xObj, sal_uInt16 nNotificationType, sal_uInt32 nAspect )
+: m_pObject( xObj.get() )
+, m_xObject( static_cast< embed::XEmbeddedObject* >( xObj.get() ) )
+, m_nNotificationType( nNotificationType )
+, m_nAspect( nAspect )
+{}
+
+void SAL_CALL MainThreadNotificationRequest::notify (const uno::Any& )
+{
+ if ( m_pObject )
+ {
+ try
+ {
+ uno::Reference< uno::XInterface > xLock = m_xObject.get();
+ if ( xLock.is() )
+ {
+ // this is the main thread, the solar mutex must be locked
+ if ( m_nNotificationType == OLECOMP_ONCLOSE )
+ m_pObject->OnClosed_Impl();
+ else if ( m_nAspect == embed::Aspects::MSOLE_CONTENT )
+ m_pObject->OnViewChanged_Impl();
+ else if ( m_nAspect == embed::Aspects::MSOLE_ICON )
+ OleEmbeddedObject::OnIconChanged_Impl();
+ }
+ }
+ catch( const uno::Exception& )
+ {
+ // ignore all the errors
+ }
+ }
+}
+
+MainThreadNotificationRequest::~MainThreadNotificationRequest()
+{
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */