236 lines
9.3 KiB
C++
236 lines
9.3 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 _NDGRF_HXX
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#define _NDGRF_HXX
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#include <sfx2/lnkbase.hxx>
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#include <svtools/grfmgr.hxx>
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#include <ndnotxt.hxx>
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#include <com/sun/star/embed/XStorage.hpp>
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#include <boost/shared_ptr.hpp>
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#include <boost/weak_ptr.hpp>
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class SwAsyncRetrieveInputStreamThreadConsumer;
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class SwGrfFmtColl;
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class SwDoc;
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class GraphicAttr;
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class SvStorage;
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// SwGrfNode
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class SW_DLLPUBLIC SwGrfNode: public SwNoTxtNode
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{
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friend class SwNodes;
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GraphicObject aGrfObj;
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GraphicObject *mpReplacementGraphic;
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::sfx2::SvBaseLinkRef refLink; ///< If graphics only as link then pointer is set.
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Size nGrfSize;
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String aNewStrmName; /**< SW3/XML: new stream name (either SW3 stream
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// name or package url) */
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String aLowResGrf; ///< HTML: LowRes graphics (substitute until regular HighRes graphics is loaded).
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sal_Bool bTransparentFlagValid :1;
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sal_Bool bInSwapIn :1;
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sal_Bool bGrafikArrived :1;
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sal_Bool bChgTwipSize :1;
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sal_Bool bChgTwipSizeFromPixel :1;
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sal_Bool bLoadLowResGrf :1;
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sal_Bool bFrameInPaint :1; ///< To avoid Start-/EndActions in Paint via SwapIn.
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sal_Bool bScaleImageMap :1; ///< Scale image map in SetTwipSize.
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boost::shared_ptr< SwAsyncRetrieveInputStreamThreadConsumer > mpThreadConsumer;
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bool mbLinkedInputStreamReady;
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com::sun::star::uno::Reference<com::sun::star::io::XInputStream> mxInputStream;
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sal_Bool mbIsStreamReadOnly;
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SwGrfNode( const SwNodeIndex& rWhere,
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const String& rGrfName, const String& rFltName,
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const Graphic* pGraphic,
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SwGrfFmtColl* pGrfColl,
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SwAttrSet* pAutoAttr = 0 );
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///< Ctor for reading (SW/G) without graphics.
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SwGrfNode( const SwNodeIndex& rWhere,
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const String& rGrfName, const String& rFltName,
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SwGrfFmtColl* pGrfColl,
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SwAttrSet* pAutoAttr = 0 );
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SwGrfNode( const SwNodeIndex& rWhere,
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const GraphicObject& rGrfObj,
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SwGrfFmtColl* pGrfColl,
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SwAttrSet* pAutoAttr = 0 );
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void InsertLink( const String& rGrfName, const String& rFltName );
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sal_Bool ImportGraphic( SvStream& rStrm );
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sal_Bool HasStreamName() const { return aGrfObj.HasUserData(); }
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/** adjust return type and rename method to
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indicate that its an private one. */
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/** embedded graphic stream couldn't be inside a 3.1 - 5.2 storage any more.
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Thus, return value isn't needed any more. */
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void _GetStreamStorageNames( String& rStrmName, String& rStgName ) const;
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void DelStreamName();
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DECL_LINK( SwapGraphic, GraphicObject* );
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/** helper method to determine stream for the embedded graphic.
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Important note: caller of this method has to handle the thrown exceptions
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Storage, which should contain the stream of the embedded graphic, is
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provided via parameter. Otherwise the returned stream will be closed
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after the method returns, because its parent stream is closed and deleted.
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Proposed name of embedded graphic stream is also provided by parameter.
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@author OD
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@param _refPics
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input parameter - reference to storage, which should contain the
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embedded graphic stream.
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@param _aStrmName
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input parameter - proposed name of the embedded graphic stream.
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@return SvStream*
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new created stream of the embedded graphic, which has to be destroyed
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after its usage. Could be NULL, if the stream isn't found.
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*/
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SvStream* _GetStreamForEmbedGrf(
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const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& _refPics,
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String& _aStrmName ) const;
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/** helper method to get a substorage of the document storage for readonly access.
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A substorage with the specified name will be opened readonly. If the provided
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name is empty the root storage will be returned.
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@param _aStgName
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input parameter - name of substorage. Can be empty.
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@return XStorage
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reference to substorage or the root storage
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*/
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::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > _GetDocSubstorageOrRoot(
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const String& aStgName ) const;
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public:
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virtual ~SwGrfNode();
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const Graphic& GetGrf() const { return aGrfObj.GetGraphic(); }
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const GraphicObject& GetGrfObj() const { return aGrfObj; }
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GraphicObject& GetGrfObj() { return aGrfObj; }
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const GraphicObject* GetReplacementGrfObj() const;
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virtual SwCntntNode *SplitCntntNode( const SwPosition & );
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virtual Size GetTwipSize() const;
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#ifndef _FESHVIEW_ONLY_INLINE_NEEDED
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void SetTwipSize( const Size& rSz );
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sal_Bool IsTransparent() const;
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inline sal_Bool IsAnimated() const { return aGrfObj.IsAnimated(); }
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inline sal_Bool IsChgTwipSize() const { return bChgTwipSize; }
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inline sal_Bool IsChgTwipSizeFromPixel() const { return bChgTwipSizeFromPixel; }
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inline void SetChgTwipSize( sal_Bool b, sal_Bool bFromPx=sal_False ) { bChgTwipSize = b; bChgTwipSizeFromPixel = bFromPx; }
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inline sal_Bool IsGrafikArrived() const { return bGrafikArrived; }
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inline void SetGrafikArrived( sal_Bool b ) { bGrafikArrived = b; }
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inline sal_Bool IsFrameInPaint() const { return bFrameInPaint; }
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inline void SetFrameInPaint( sal_Bool b ) { bFrameInPaint = b; }
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inline sal_Bool IsScaleImageMap() const { return bScaleImageMap; }
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inline void SetScaleImageMap( sal_Bool b ) { bScaleImageMap = b; }
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#endif
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/// in ndcopy.cxx
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virtual SwCntntNode* MakeCopy( SwDoc*, const SwNodeIndex& ) const;
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#ifndef _FESHVIEW_ONLY_INLINE_NEEDED
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/** Re-read in case graphic was not OK. The current one
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gets replaced by the new one. */
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sal_Bool ReRead( const String& rGrfName, const String& rFltName,
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const Graphic* pGraphic = 0,
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const GraphicObject* pGrfObj = 0,
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sal_Bool bModify = sal_True );
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/// Loading of graphic immediately before displaying.
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short SwapIn( sal_Bool bWaitForData = sal_False );
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/// Remove graphic in order to free memory.
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short SwapOut();
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/// Access to storage stream-name.
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void SetStreamName( const String& r ) { aGrfObj.SetUserData( r ); }
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void SetNewStreamName( const String& r ) { aNewStrmName = r; }
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/// Is this node selected by any shell?
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sal_Bool IsSelected() const;
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#endif
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/// Communicate to graphic that node is in Undo-range.
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virtual sal_Bool SavePersistentData();
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virtual sal_Bool RestorePersistentData();
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#ifndef _FESHVIEW_ONLY_INLINE_NEEDED
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/// Query link-data.
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bool IsGrfLink() const { return refLink.Is(); }
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inline bool IsLinkedFile() const;
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inline bool IsLinkedDDE() const;
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::sfx2::SvBaseLinkRef GetLink() const { return refLink; }
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bool GetFileFilterNms( String* pFileNm, String* pFilterNm ) const;
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void ReleaseLink();
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/** Scale an image-map: the image-map becomes zoomed in / out by
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factor between graphic-size and border-size. */
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void ScaleImageMap();
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/// Returns the with our graphic attributes filled Graphic-Attr-Structure.
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GraphicAttr& GetGraphicAttr( GraphicAttr&, const SwFrm* pFrm ) const;
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#endif
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boost::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > GetThreadConsumer();
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bool IsLinkedInputStreamReady() const;
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void TriggerAsyncRetrieveInputStream();
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void ApplyInputStream(
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com::sun::star::uno::Reference<com::sun::star::io::XInputStream> xInputStream,
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const sal_Bool bIsStreamReadOnly );
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void UpdateLinkWithInputStream();
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bool IsAsyncRetrieveInputStreamPossible() const;
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};
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// Inline methods from Node.hxx - it is only now that we know TxtNode!!
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inline SwGrfNode *SwNode::GetGrfNode()
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{
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return ND_GRFNODE == nNodeType ? (SwGrfNode*)this : 0;
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}
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inline const SwGrfNode *SwNode::GetGrfNode() const
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{
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return ND_GRFNODE == nNodeType ? (const SwGrfNode*)this : 0;
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}
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#ifndef _FESHVIEW_ONLY_INLINE_NEEDED
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inline bool SwGrfNode::IsLinkedFile() const
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{
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return refLink.Is() && OBJECT_CLIENT_GRF == refLink->GetObjType();
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}
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inline bool SwGrfNode::IsLinkedDDE() const
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{
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return refLink.Is() && OBJECT_CLIENT_DDE == refLink->GetObjType();
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}
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#endif
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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