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Diffstat (limited to 'include/svx/xmlgrhlp.hxx')
| -rw-r--r-- | include/svx/xmlgrhlp.hxx | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/include/svx/xmlgrhlp.hxx b/include/svx/xmlgrhlp.hxx new file mode 100644 index 000000000000..d14c9dc5cd23 --- /dev/null +++ b/include/svx/xmlgrhlp.hxx @@ -0,0 +1,158 @@ +/* -*- 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 . + */ + +#ifndef _XMLGRHLP_HXX +#define _XMLGRHLP_HXX + +#include <cppuhelper/compbase2.hxx> +#include <osl/mutex.hxx> +#include <svtools/grfmgr.hxx> +#include <vector> +#include <set> +#include <utility> +#include <com/sun/star/document/XGraphicObjectResolver.hpp> +#include <com/sun/star/document/XBinaryStreamResolver.hpp> +#include <com/sun/star/embed/XStorage.hpp> +#include "svx/svxdllapi.h" + +// ---------------------- +// - SvXMLGraphicHelper - +// ---------------------- + +enum SvXMLGraphicHelperMode +{ + GRAPHICHELPER_MODE_READ = 0, + GRAPHICHELPER_MODE_WRITE = 1 +}; + +// ---------------------- +// - SvXMLGraphicHelper - +// ---------------------- +struct SvxGraphicHelperStream_Impl +{ + ::com::sun::star::uno::Reference < ::com::sun::star::embed::XStorage > xStorage; + ::com::sun::star::uno::Reference < ::com::sun::star::io::XStream > xStream; +}; + +class SVX_DLLPUBLIC SvXMLGraphicHelper : public ::cppu::WeakComponentImplHelper2< ::com::sun::star::document::XGraphicObjectResolver, + ::com::sun::star::document::XBinaryStreamResolver > +{ +private: + + typedef ::std::pair< OUString, OUString > URLPair; + typedef ::std::vector< URLPair > URLPairVector; + typedef ::std::vector< GraphicObject > GraphicObjectVector; + typedef ::std::set< OUString > URLSet; + typedef ::std::vector< ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > > GraphicOutputStreamVector; + + ::osl::Mutex maMutex; + ::com::sun::star::uno::Reference < ::com::sun::star::embed::XStorage > mxRootStorage; + OUString maCurStorageName; + URLPairVector maGrfURLs; + GraphicObjectVector maGrfObjs; + GraphicOutputStreamVector maGrfStms; + URLSet maURLSet; + SvXMLGraphicHelperMode meCreateMode; + sal_Bool mbDirect; + + SVX_DLLPRIVATE sal_Bool ImplGetStreamNames( const OUString& rURLStr, + OUString& rPictureStorageName, + OUString& rPictureStreamName ); + SVX_DLLPRIVATE ::com::sun::star::uno::Reference < ::com::sun::star::embed::XStorage > ImplGetGraphicStorage( const OUString& rPictureStorageName ); + SVX_DLLPRIVATE SvxGraphicHelperStream_Impl ImplGetGraphicStream( const OUString& rPictureStorageName, + const OUString& rPictureStreamName, + sal_Bool bTruncate ); + SVX_DLLPRIVATE String ImplGetGraphicMimeType( const String& rFileName ) const; + SVX_DLLPRIVATE Graphic ImplReadGraphic( const OUString& rPictureStorageName, + const OUString& rPictureStreamName ); + SVX_DLLPRIVATE sal_Bool ImplWriteGraphic( const OUString& rPictureStorageName, + const OUString& rPictureStreamName, + const OUString& rGraphicId, + bool bUseGfxLink ); + SVX_DLLPRIVATE void ImplInsertGraphicURL( const OUString& rURLStr, sal_uInt32 nInsertPos, OUString& rRequestedFileName ); + +protected: + SvXMLGraphicHelper(); + ~SvXMLGraphicHelper(); + void Init( const ::com::sun::star::uno::Reference < ::com::sun::star::embed::XStorage >& xXMLStorage, + SvXMLGraphicHelperMode eCreateMode, + sal_Bool bDirect ); + + virtual void SAL_CALL disposing(); + +public: + SvXMLGraphicHelper( SvXMLGraphicHelperMode eCreateMode ); + + static SvXMLGraphicHelper* Create( const ::com::sun::star::uno::Reference < ::com::sun::star::embed::XStorage >& rXMLStorage, + SvXMLGraphicHelperMode eCreateMode, + sal_Bool bDirect = sal_True ); + static SvXMLGraphicHelper* Create( SvXMLGraphicHelperMode eCreateMode ); + + static void Destroy( SvXMLGraphicHelper* pSvXMLGraphicHelper ); + +public: + + // XGraphicObjectResolver + virtual OUString SAL_CALL resolveGraphicObjectURL( const OUString& aURL ) throw(::com::sun::star::uno::RuntimeException); + + // XBinaryStreamResolver + virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getInputStream( const OUString& rURL ) throw (::com::sun::star::uno::RuntimeException); + virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream > SAL_CALL createOutputStream( ) throw (::com::sun::star::uno::RuntimeException); + virtual OUString SAL_CALL resolveOutputStream( const ::com::sun::star::uno::Reference< ::com::sun::star::io::XOutputStream >& rxBinaryStream ) throw (::com::sun::star::uno::RuntimeException); +}; + + +// for instantiation via service manager +namespace svx +{ +/** Create this with createInstanceWithArguments. service name + "com.sun.star.comp.Svx.GraphicImportHelper", one argument which is the + XStorage. Without arguments no helper class is created. With an empty + argument the helper class is created and initialized like in the CTOR to + SvXMLGraphicHelper that only gets the create mode. + + You should call dispose after you no longer need this component. + + uses eCreateMode == GRAPHICHELPER_MODE_READ, bDirect == sal_True in + SvXMLGraphicHelper + */ +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 ); +SVX_DLLPUBLIC ::com::sun::star::uno::Sequence< OUString > SAL_CALL SvXMLGraphicImportHelper_getSupportedServiceNames() throw(); +SVX_DLLPUBLIC OUString SAL_CALL SvXMLGraphicImportHelper_getImplementationName() throw(); + +/** Create this with createInstanceWithArguments. service name + "com.sun.star.comp.Svx.GraphicExportHelper", one argument which is the + XStorage. Without arguments no helper class is created. With an empty + argument the helper class is created and initialized like in the CTOR to + SvXMLGraphicHelper that only gets the create mode + + To write the Pictures stream, you have to call dispose at this component. + Make sure you call dipose before you commit the parent storage. + + uses eCreateMode == GRAPHICHELPER_MODE_WRITE, bDirect == sal_True in + SvXMLGraphicHelper + */ +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 ); +SVX_DLLPUBLIC ::com::sun::star::uno::Sequence< OUString > SAL_CALL SvXMLGraphicExportHelper_getSupportedServiceNames() throw(); +SVX_DLLPUBLIC OUString SAL_CALL SvXMLGraphicExportHelper_getImplementationName() throw(); +} + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |