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-rw-r--r--embeddedobj/source/commonembedding/visobj.cxx209
1 files changed, 209 insertions, 0 deletions
diff --git a/embeddedobj/source/commonembedding/visobj.cxx b/embeddedobj/source/commonembedding/visobj.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/embed/Aspects.hpp>
+#include <com/sun/star/embed/EmbedStates.hpp>
+#include <com/sun/star/embed/WrongStateException.hpp>
+#include <com/sun/star/datatransfer/XTransferable.hpp>
+#include <com/sun/star/uno/Sequence.hxx>
+#include <com/sun/star/lang/DisposedException.hpp>
+
+
+#include <commonembobj.hxx>
+#include <sal/log.hxx>
+
+
+using namespace ::com::sun::star;
+
+void SAL_CALL OCommonEmbeddedObject::setVisualAreaSize( sal_Int64 nAspect, const awt::Size& aSize )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if ( m_bDisposed )
+ throw lang::DisposedException(); // TODO
+
+ SAL_WARN_IF( nAspect == embed::Aspects::MSOLE_ICON, "embeddedobj.common", "For iconified objects no graphical replacement is required!" );
+ if ( nAspect == embed::Aspects::MSOLE_ICON )
+ // no representation can be retrieved
+ throw embed::WrongStateException( "Illegal call!",
+ static_cast< ::cppu::OWeakObject* >(this) );
+
+ if ( m_nObjectState == -1 )
+ throw embed::WrongStateException( "The own object has no persistence!",
+ static_cast< ::cppu::OWeakObject* >(this) );
+
+ m_bHasClonedSize = false;
+
+ bool bBackToLoaded = false;
+ if ( m_nObjectState == embed::EmbedStates::LOADED )
+ {
+ changeState( embed::EmbedStates::RUNNING );
+
+ // the links should be switched back to loaded state for now to avoid locking problems
+ bBackToLoaded = m_bIsLinkURL;
+ }
+
+ bool bSuccess = m_xDocHolder->SetExtent( nAspect, aSize );
+
+ if ( bBackToLoaded )
+ changeState( embed::EmbedStates::LOADED );
+
+ if ( !bSuccess )
+ throw uno::Exception("SetExtent failed", nullptr); // TODO:
+}
+
+awt::Size SAL_CALL OCommonEmbeddedObject::getVisualAreaSize( sal_Int64 nAspect )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if ( m_bDisposed )
+ throw lang::DisposedException(); // TODO
+
+ if ( m_nObjectState == -1 )
+ throw embed::WrongStateException( "The own object has no persistence!",
+ static_cast< ::cppu::OWeakObject* >(this) );
+
+ SAL_WARN_IF( nAspect == embed::Aspects::MSOLE_ICON, "embeddedobj.common", "For iconified objects no graphical replacement is required!" );
+
+ if ( m_bHasClonedSize )
+ return m_aClonedSize;
+
+ bool bBackToLoaded = false;
+ if ( m_nObjectState == embed::EmbedStates::LOADED )
+ {
+ changeState( embed::EmbedStates::RUNNING );
+
+ // the links should be switched back to loaded state for now to avoid locking problems
+ bBackToLoaded = m_bIsLinkURL;
+ }
+
+ awt::Size aResult;
+ bool bSuccess = m_xDocHolder->GetExtent( nAspect, &aResult );
+
+ if ( bBackToLoaded )
+ changeState( embed::EmbedStates::LOADED );
+
+ if ( !bSuccess )
+ throw uno::Exception("GetExtent failed", nullptr); // TODO:
+
+ return aResult;
+}
+
+sal_Int32 SAL_CALL OCommonEmbeddedObject::getMapUnit( sal_Int64 nAspect )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if ( m_bDisposed )
+ throw lang::DisposedException(); // TODO
+
+ SAL_WARN_IF( nAspect == embed::Aspects::MSOLE_ICON, "embeddedobj.common", "For iconified objects no graphical replacement is required!" );
+ if ( nAspect == embed::Aspects::MSOLE_ICON )
+ // no representation can be retrieved
+ throw embed::WrongStateException( "Illegal call!",
+ static_cast< ::cppu::OWeakObject* >(this) );
+
+ if ( m_nObjectState == -1 )
+ throw embed::WrongStateException( "The own object has no persistence!",
+ static_cast< ::cppu::OWeakObject* >(this) );
+
+ if ( m_bHasClonedSize )
+ return m_nClonedMapUnit;
+
+ bool bBackToLoaded = false;
+ if ( m_nObjectState == embed::EmbedStates::LOADED )
+ {
+ changeState( embed::EmbedStates::RUNNING );
+
+ // the links should be switched back to loaded state for now to avoid locking problems
+ bBackToLoaded = m_bIsLinkURL;
+ }
+
+ sal_Int32 nResult = m_xDocHolder->GetMapUnit( nAspect );
+
+ if ( bBackToLoaded )
+ changeState( embed::EmbedStates::LOADED );
+
+ if ( nResult < 0 )
+ throw uno::Exception("result " + OUString::number(nResult), nullptr); // TODO:
+
+ return nResult;
+}
+
+embed::VisualRepresentation SAL_CALL OCommonEmbeddedObject::getPreferredVisualRepresentation( sal_Int64 nAspect )
+{
+ ::osl::MutexGuard aGuard( m_aMutex );
+ if ( m_bDisposed )
+ throw lang::DisposedException(); // TODO
+
+ if ( m_nObjectState == -1 )
+ throw embed::WrongStateException( "The own object has no persistence!",
+ static_cast< ::cppu::OWeakObject* >(this) );
+
+
+ SAL_WARN_IF( nAspect == embed::Aspects::MSOLE_ICON, "embeddedobj.common", "For iconified objects no graphical replacement is required!" );
+ if ( nAspect == embed::Aspects::MSOLE_ICON )
+ // no representation can be retrieved
+ throw embed::WrongStateException( "Illegal call!",
+ static_cast< ::cppu::OWeakObject* >(this) );
+
+ bool bBackToLoaded = false;
+ if ( m_nObjectState == embed::EmbedStates::LOADED )
+ {
+ // restore original VisualAreaSize, because writer objects set
+ // themselves to a default size OLESIZE
+ awt::Size aOrigSize = getVisualAreaSize(nAspect);
+ changeState(embed::EmbedStates::RUNNING);
+ const bool bIsChart = GetDocumentServiceName() == "com.sun.star.chart2.ChartDocument";
+ // tdf#108643 unless it's a chart, cause those are weird (#i103460#)
+ if (!bIsChart && aOrigSize != getVisualAreaSize(nAspect))
+ setVisualAreaSize(nAspect, aOrigSize);
+
+ // the links should be switched back to loaded state for now to avoid locking problems
+ bBackToLoaded = m_bIsLinkURL;
+ }
+
+ SAL_WARN_IF( !m_xDocHolder->GetComponent().is(), "embeddedobj.common", "Running or Active object has no component!" );
+
+ // TODO: return for the aspect of the document
+ embed::VisualRepresentation aVisualRepresentation;
+
+ uno::Reference< embed::XVisualObject > xVisualObject( m_xDocHolder->GetComponent(), uno::UNO_QUERY );
+ if( xVisualObject.is())
+ {
+ aVisualRepresentation = xVisualObject->getPreferredVisualRepresentation( nAspect );
+ }
+ else
+ {
+ uno::Reference< datatransfer::XTransferable > xTransferable( m_xDocHolder->GetComponent(), uno::UNO_QUERY_THROW );
+
+ datatransfer::DataFlavor aDataFlavor(
+ "application/x-openoffice-gdimetafile;windows_formatname=\"GDIMetaFile\"",
+ "GDIMetaFile",
+ cppu::UnoType<uno::Sequence< sal_Int8 >>::get() );
+
+ if( !xTransferable->isDataFlavorSupported( aDataFlavor ))
+ throw uno::RuntimeException();
+ aVisualRepresentation.Data = xTransferable->getTransferData( aDataFlavor );
+ aVisualRepresentation.Flavor = aDataFlavor;
+ }
+
+ if ( bBackToLoaded )
+ changeState( embed::EmbedStates::LOADED );
+
+ return aVisualRepresentation;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-17 22:31:33 +0000