160 lines
8.3 KiB
C++
160 lines
8.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_SVX_XMLGRHLP_HXX
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#define INCLUDED_SVX_XMLGRHLP_HXX
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#include <cppuhelper/compbase2.hxx>
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#include <osl/mutex.hxx>
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#include <svtools/grfmgr.hxx>
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#include <vector>
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#include <set>
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#include <utility>
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#include <com/sun/star/document/XGraphicObjectResolver.hpp>
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#include <com/sun/star/document/XBinaryStreamResolver.hpp>
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#include <com/sun/star/embed/XStorage.hpp>
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#include "svx/svxdllapi.h"
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// ----------------------
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// - SvXMLGraphicHelper -
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// ----------------------
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enum SvXMLGraphicHelperMode
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{
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GRAPHICHELPER_MODE_READ = 0,
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GRAPHICHELPER_MODE_WRITE = 1
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};
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// ----------------------
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// - SvXMLGraphicHelper -
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// ----------------------
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struct SvxGraphicHelperStream_Impl
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{
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::com::sun::star::uno::Reference < ::com::sun::star::embed::XStorage > xStorage;
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::com::sun::star::uno::Reference < ::com::sun::star::io::XStream > xStream;
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};
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class SVX_DLLPUBLIC SvXMLGraphicHelper : public ::cppu::WeakComponentImplHelper2< ::com::sun::star::document::XGraphicObjectResolver,
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::com::sun::star::document::XBinaryStreamResolver >
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{
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private:
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typedef ::std::pair< OUString, OUString > URLPair;
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typedef ::std::vector< URLPair > URLPairVector;
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typedef ::std::vector< GraphicObject > GraphicObjectVector;
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typedef ::std::set< OUString > URLSet;
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typedef ::std::vector< ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > > GraphicOutputStreamVector;
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::osl::Mutex maMutex;
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::com::sun::star::uno::Reference < ::com::sun::star::embed::XStorage > mxRootStorage;
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OUString maCurStorageName;
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URLPairVector maGrfURLs;
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GraphicObjectVector maGrfObjs;
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GraphicOutputStreamVector maGrfStms;
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URLSet maURLSet;
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SvXMLGraphicHelperMode meCreateMode;
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sal_Bool mbDirect;
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SVX_DLLPRIVATE sal_Bool ImplGetStreamNames( const OUString& rURLStr,
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OUString& rPictureStorageName,
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OUString& rPictureStreamName );
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SVX_DLLPRIVATE css::uno::Reference < css::embed::XStorage >
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ImplGetGraphicStorage( const OUString& rPictureStorageName );
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SVX_DLLPRIVATE SvxGraphicHelperStream_Impl
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ImplGetGraphicStream( const OUString& rPictureStorageName,
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const OUString& rPictureStreamName,
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sal_Bool bTruncate );
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SVX_DLLPRIVATE OUString ImplGetGraphicMimeType( const OUString& rFileName ) const;
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SVX_DLLPRIVATE Graphic ImplReadGraphic( const OUString& rPictureStorageName,
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const OUString& rPictureStreamName );
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SVX_DLLPRIVATE sal_Bool ImplWriteGraphic( const OUString& rPictureStorageName,
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const OUString& rPictureStreamName,
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const OUString& rGraphicId,
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bool bUseGfxLink );
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SVX_DLLPRIVATE void ImplInsertGraphicURL( const OUString& rURLStr, sal_uInt32 nInsertPos, OUString& rRequestedFileName );
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protected:
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SvXMLGraphicHelper();
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~SvXMLGraphicHelper();
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void Init( const ::com::sun::star::uno::Reference < ::com::sun::star::embed::XStorage >& xXMLStorage,
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SvXMLGraphicHelperMode eCreateMode,
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sal_Bool bDirect );
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virtual void SAL_CALL disposing();
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public:
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SvXMLGraphicHelper( SvXMLGraphicHelperMode eCreateMode );
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static SvXMLGraphicHelper* Create( const ::com::sun::star::uno::Reference < ::com::sun::star::embed::XStorage >& rXMLStorage,
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SvXMLGraphicHelperMode eCreateMode,
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sal_Bool bDirect = sal_True );
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static SvXMLGraphicHelper* Create( SvXMLGraphicHelperMode eCreateMode );
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static void Destroy( SvXMLGraphicHelper* pSvXMLGraphicHelper );
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public:
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// XGraphicObjectResolver
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virtual OUString SAL_CALL resolveGraphicObjectURL( const OUString& aURL ) throw(::com::sun::star::uno::RuntimeException);
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// XBinaryStreamResolver
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virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getInputStream( const OUString& rURL ) throw (::com::sun::star::uno::RuntimeException);
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virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > SAL_CALL createOutputStream( ) throw (::com::sun::star::uno::RuntimeException);
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virtual OUString SAL_CALL resolveOutputStream( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >& rxBinaryStream ) throw (::com::sun::star::uno::RuntimeException);
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};
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// for instantiation via service manager
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namespace svx
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{
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/** Create this with createInstanceWithArguments. service name
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"com.sun.star.comp.Svx.GraphicImportHelper", one argument which is the
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XStorage. Without arguments no helper class is created. With an empty
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argument the helper class is created and initialized like in the CTOR to
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SvXMLGraphicHelper that only gets the create mode.
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You should call dispose after you no longer need this component.
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uses eCreateMode == GRAPHICHELPER_MODE_READ, bDirect == sal_True in
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SvXMLGraphicHelper
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*/
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SVX_DLLPUBLIC ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > SAL_CALL SvXMLGraphicImportHelper_createInstance(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > & rSMgr) throw( ::com::sun::star::uno::Exception );
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SVX_DLLPUBLIC ::com::sun::star::uno::Sequence< OUString > SAL_CALL SvXMLGraphicImportHelper_getSupportedServiceNames() throw();
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SVX_DLLPUBLIC OUString SAL_CALL SvXMLGraphicImportHelper_getImplementationName() throw();
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/** Create this with createInstanceWithArguments. service name
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"com.sun.star.comp.Svx.GraphicExportHelper", one argument which is the
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XStorage. Without arguments no helper class is created. With an empty
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argument the helper class is created and initialized like in the CTOR to
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SvXMLGraphicHelper that only gets the create mode
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To write the Pictures stream, you have to call dispose at this component.
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Make sure you call dipose before you commit the parent storage.
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uses eCreateMode == GRAPHICHELPER_MODE_WRITE, bDirect == sal_True in
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SvXMLGraphicHelper
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*/
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SVX_DLLPUBLIC ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > SAL_CALL SvXMLGraphicExportHelper_createInstance(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > & rSMgr) throw( ::com::sun::star::uno::Exception );
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SVX_DLLPUBLIC ::com::sun::star::uno::Sequence< OUString > SAL_CALL SvXMLGraphicExportHelper_getSupportedServiceNames() throw();
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SVX_DLLPUBLIC OUString SAL_CALL SvXMLGraphicExportHelper_getImplementationName() throw();
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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