AOO410/main/sw/inc/ndgrf.hxx - openoffice - Git at Google

 /**************************************************************
  *
  * 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
  *
  * Unless required by applicable law or agreed to in writing,
  * software distributed under the License is distributed on an
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  * KIND, either express or implied.  See the License for the
  * specific language governing permissions and limitations
  * under the License.
  *
  *************************************************************/


 #ifndef _NDGRF_HXX
 #define _NDGRF_HXX
 #include <sfx2/lnkbase.hxx>
 #include <svtools/grfmgr.hxx>
 #include <ndnotxt.hxx>
 #include <com/sun/star/embed/XStorage.hpp>
 #include <boost/shared_ptr.hpp>
 #include <boost/weak_ptr.hpp>
 class SwAsyncRetrieveInputStreamThreadConsumer;

 class SwGrfFmtColl;
 class SwDoc;
 class GraphicAttr;
 class SvStorage;


 class SW_DLLPUBLIC SwGrfNode: public SwNoTxtNode
 {
     friend class SwNodes;

     GraphicObject maGrfObj;
     GraphicObject* mpReplacementGraphic;
     ::sfx2::SvBaseLinkRef refLink;       // falls Grafik nur als Link, dann Pointer gesetzt
     Size nGrfSize;
     sal_Bool bInSwapIn :1;

     sal_Bool bGrafikArrived :1;
     sal_Bool bChgTwipSize :1;
     sal_Bool bChgTwipSizeFromPixel :1;
     sal_Bool bLoadLowResGrf :1;
     sal_Bool bFrameInPaint :1;  // Um Start-/EndActions im Paint (ueber SwapIn zu verhindern.
     sal_Bool bScaleImageMap :1; // Image-Map in SetTwipSize skalieren

     boost::shared_ptr< SwAsyncRetrieveInputStreamThreadConsumer > mpThreadConsumer;
     bool mbLinkedInputStreamReady;
     com::sun::star::uno::Reference<com::sun::star::io::XInputStream> mxInputStream;
     sal_Bool mbIsStreamReadOnly;

 	SwGrfNode( const SwNodeIndex& rWhere,
 			   const String& rGrfName, const String& rFltName,
 			   const Graphic* pGraphic,
 			   SwGrfFmtColl* pGrfColl,
 			   SwAttrSet* pAutoAttr = 0 );
 	// Ctor fuer Einlesen (SW/G) ohne Grafik
 	SwGrfNode( const SwNodeIndex& rWhere,
 			   const String& rGrfName, const String& rFltName,
 			   SwGrfFmtColl* pGrfColl,
 			   SwAttrSet* pAutoAttr = 0 );
 	SwGrfNode( const SwNodeIndex& rWhere,
 			   const GraphicObject& rGrfObj,
 			   SwGrfFmtColl* pGrfColl,
 			   SwAttrSet* pAutoAttr = 0 );

 	void InsertLink( const String& rGrfName, const String& rFltName );
 	sal_Bool ImportGraphic( SvStream& rStrm );
     void _GetStreamStorageNames( String& rStrmName, String& rStgName ) const;
 	void DelStreamName();
 	DECL_LINK( SwapGraphic, GraphicObject* );

     /** helper method to determine stream for the embedded graphic.

         OD 2005-05-04 #i48434#
         Important note: caller of this method has to handle the thrown exceptions
         OD, MAV 2005-08-17 #i53025#
         Storage, which should contain the stream of the embedded graphic, is
         provided via parameter. Otherwise the returned stream will be closed
         after the the method returns, because its parent stream is closed and deleted.
         Proposed name of embedded graphic stream is also provided by parameter.

         @author OD

         @param _refPics
         input parameter - reference to storage, which should contain the
         embedded graphic stream.

         @param _aStrmName
         input parameter - proposed name of the embedded graphic stream.

         @return SvStream*
         new created stream of the embedded graphic, which has to be destroyed
         after its usage. Could be NULL, if the stream isn't found.
     */
     SvStream* _GetStreamForEmbedGrf(
             const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& _refPics,
             String& _aStrmName ) const;

     /** helper method to get a substorage of the document storage for readonly access.

         OD, MAV 2005-08-17 #i53025#
         A substorage with the specified name will be opened readonly. If the provided
         name is empty the root storage will be returned.

         @param _aStgName
         input parameter - name of substorage. Can be empty.

         @return XStorage
         reference to substorage or the root storage
     */
     ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > _GetDocSubstorageOrRoot(
                                                 const String& aStgName ) const;

     /// allow reaction on change of content of GraphicObject, so always call
     /// when GraphicObject content changes
     void onGraphicChanged();

 public:
 	virtual ~SwGrfNode();
 	const Graphic& 			GetGrf() const  	{ return maGrfObj.GetGraphic(); }
 	const GraphicObject&	GetGrfObj() const  	{ return maGrfObj; }
     const GraphicObject* GetReplacementGrfObj() const;
     virtual SwCntntNode *SplitCntntNode( const SwPosition & );

     /// isolated only way to set GraphicObject to allow more actions when doing so
     void SetGraphic(const Graphic& rGraphic, const String& rLink);

     /// wrappers for non-const calls at GraphicObject
     void ReleaseGraphicFromCache() { maGrfObj.ReleaseFromCache(); }
     void StartGraphicAnimation(OutputDevice* pOut, const Point& rPt, const Size& rSz, long nExtraData = 0, const GraphicAttr* pAttr = NULL, sal_uLong nFlags = GRFMGR_DRAW_STANDARD, OutputDevice* pFirstFrameOutDev = NULL) { maGrfObj.StartAnimation(pOut, rPt, rSz, nExtraData, pAttr, nFlags, pFirstFrameOutDev); }
     void StopGraphicAnimation(OutputDevice* pOut = NULL, long nExtraData = 0) { maGrfObj.StopAnimation(pOut, nExtraData); }

     virtual Size GetTwipSize() const;
 #ifndef _FESHVIEW_ONLY_INLINE_NEEDED
 	void SetTwipSize( const Size& rSz );

 	sal_Bool IsTransparent() const;

 	inline sal_Bool IsAnimated() const				{ return maGrfObj.IsAnimated(); }

 	inline sal_Bool IsChgTwipSize() const			{ return bChgTwipSize; }
 	inline sal_Bool IsChgTwipSizeFromPixel() const	{ return bChgTwipSizeFromPixel; }
 	inline void SetChgTwipSize( sal_Bool b, sal_Bool bFromPx=sal_False ) 		{ bChgTwipSize = b; bChgTwipSizeFromPixel = bFromPx; }

 	inline sal_Bool IsGrafikArrived() const			{ return bGrafikArrived; }
 	inline void SetGrafikArrived( sal_Bool b ) 		{ bGrafikArrived = b; }

 	inline sal_Bool IsFrameInPaint() const			{ return bFrameInPaint; }
 	inline void SetFrameInPaint( sal_Bool b )		{ bFrameInPaint = b; }

 	inline sal_Bool IsScaleImageMap() const			{ return bScaleImageMap; }
 	inline void SetScaleImageMap( sal_Bool b )		{ bScaleImageMap = b; }
 #endif
 		// steht in ndcopy.cxx
 	virtual SwCntntNode* MakeCopy( SwDoc*, const SwNodeIndex& ) const;
 #ifndef _FESHVIEW_ONLY_INLINE_NEEDED

     // erneutes Einlesen, falls Graphic nicht Ok ist. Die
     // aktuelle wird durch die neue ersetzt.
 	sal_Bool ReRead( const String& rGrfName, const String& rFltName,
                  const Graphic* pGraphic = 0,
                  const GraphicObject* pGrfObj = 0,
                  sal_Bool bModify = sal_True );
     // Laden der Grafik unmittelbar vor der Anzeige
     short SwapIn( sal_Bool bWaitForData = sal_False );
     // Entfernen der Grafik, um Speicher freizugeben
     short SwapOut();

     sal_Bool HasEmbeddedStreamName() const { return maGrfObj.HasUserData(); }
     // applying new stream name for embedded graphic - needed as saving the document might change this stream name
     void ApplyNewEmbeddedStreamName( const String& r )
     {
         maGrfObj.SetUserData( r );
     }

     // is this node selected by any shell?
     sal_Bool IsSelected() const;
 #endif

 		// Der Grafik sagen, dass sich der Node im Undobereich befindet
 	virtual sal_Bool SavePersistentData();
 	virtual sal_Bool RestorePersistentData();

 #ifndef _FESHVIEW_ONLY_INLINE_NEEDED
 		// Abfrage der Link-Daten
 	sal_Bool IsGrfLink() const 					{ return refLink.Is(); }
 	inline sal_Bool IsLinkedFile() const;
 	inline sal_Bool IsLinkedDDE() const;
     ::sfx2::SvBaseLinkRef GetLink() const    { return refLink; }
 	sal_Bool GetFileFilterNms( String* pFileNm, String* pFilterNm ) const;
 	void ReleaseLink();

 	// Skalieren einer Image-Map: Die Image-Map wird um den Faktor
 	// zwischen Grafik-Groesse und Rahmen-Groesse vergroessert/verkleinert
 	void ScaleImageMap();

 	// returns the with our graphic attributes filled Graphic-Attr-Structure
 	GraphicAttr& GetGraphicAttr( GraphicAttr&, const SwFrm* pFrm ) const;

 #endif
     boost::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > GetThreadConsumer();
     bool IsLinkedInputStreamReady() const;
     void TriggerAsyncRetrieveInputStream();
     void ApplyInputStream(
         com::sun::star::uno::Reference<com::sun::star::io::XInputStream> xInputStream,
         const sal_Bool bIsStreamReadOnly );
     void UpdateLinkWithInputStream();
     bool IsAsyncRetrieveInputStreamPossible() const;
 };


 // ----------------------------------------------------------------------
 // Inline Metoden aus Node.hxx - erst hier ist der TxtNode bekannt !!
 inline       SwGrfNode	 *SwNode::GetGrfNode()
 {
 	 return ND_GRFNODE == nNodeType ? (SwGrfNode*)this : 0;
 }
 inline const SwGrfNode   *SwNode::GetGrfNode() const
 {
 	 return ND_GRFNODE == nNodeType ? (const SwGrfNode*)this : 0;
 }

 #ifndef _FESHVIEW_ONLY_INLINE_NEEDED
 inline sal_Bool SwGrfNode::IsLinkedFile() const
 {
 	return refLink.Is() && OBJECT_CLIENT_GRF == refLink->GetObjType();
 }
 inline sal_Bool SwGrfNode::IsLinkedDDE() const
 {
 	return refLink.Is() && OBJECT_CLIENT_DDE == refLink->GetObjType();
 }
 #endif


 #endif
	/**************************************************************
	*
	* 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
	*
	* Unless required by applicable law or agreed to in writing,
	* software distributed under the License is distributed on an
	* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
	* KIND, either express or implied. See the License for the
	* specific language governing permissions and limitations
	* under the License.
	*
	*************************************************************/


	#ifndef _NDGRF_HXX
	#define _NDGRF_HXX
	#include <sfx2/lnkbase.hxx>
	#include <svtools/grfmgr.hxx>
	#include <ndnotxt.hxx>
	#include <com/sun/star/embed/XStorage.hpp>
	#include <boost/shared_ptr.hpp>
	#include <boost/weak_ptr.hpp>
	class SwAsyncRetrieveInputStreamThreadConsumer;

	class SwGrfFmtColl;
	class SwDoc;
	class GraphicAttr;
	class SvStorage;


	class SW_DLLPUBLIC SwGrfNode: public SwNoTxtNode
	{
	friend class SwNodes;

	GraphicObject maGrfObj;
	GraphicObject* mpReplacementGraphic;
	::sfx2::SvBaseLinkRef refLink; // falls Grafik nur als Link, dann Pointer gesetzt
	Size nGrfSize;
	sal_Bool bInSwapIn :1;

	sal_Bool bGrafikArrived :1;
	sal_Bool bChgTwipSize :1;
	sal_Bool bChgTwipSizeFromPixel :1;
	sal_Bool bLoadLowResGrf :1;
	sal_Bool bFrameInPaint :1; // Um Start-/EndActions im Paint (ueber SwapIn zu verhindern.
	sal_Bool bScaleImageMap :1; // Image-Map in SetTwipSize skalieren

	boost::shared_ptr< SwAsyncRetrieveInputStreamThreadConsumer > mpThreadConsumer;
	bool mbLinkedInputStreamReady;
	com::sun::star::uno::Reference<com::sun::star::io::XInputStream> mxInputStream;
	sal_Bool mbIsStreamReadOnly;

	SwGrfNode( const SwNodeIndex& rWhere,
	const String& rGrfName, const String& rFltName,
	const Graphic* pGraphic,
	SwGrfFmtColl* pGrfColl,
	SwAttrSet* pAutoAttr = 0 );
	// Ctor fuer Einlesen (SW/G) ohne Grafik
	SwGrfNode( const SwNodeIndex& rWhere,
	const String& rGrfName, const String& rFltName,
	SwGrfFmtColl* pGrfColl,
	SwAttrSet* pAutoAttr = 0 );
	SwGrfNode( const SwNodeIndex& rWhere,
	const GraphicObject& rGrfObj,
	SwGrfFmtColl* pGrfColl,
	SwAttrSet* pAutoAttr = 0 );

	void InsertLink( const String& rGrfName, const String& rFltName );
	sal_Bool ImportGraphic( SvStream& rStrm );
	void _GetStreamStorageNames( String& rStrmName, String& rStgName ) const;
	void DelStreamName();
	DECL_LINK( SwapGraphic, GraphicObject* );

	/** helper method to determine stream for the embedded graphic.

	OD 2005-05-04 #i48434#
	Important note: caller of this method has to handle the thrown exceptions
	OD, MAV 2005-08-17 #i53025#
	Storage, which should contain the stream of the embedded graphic, is
	provided via parameter. Otherwise the returned stream will be closed
	after the the method returns, because its parent stream is closed and deleted.
	Proposed name of embedded graphic stream is also provided by parameter.

	@author OD

	@param _refPics
	input parameter - reference to storage, which should contain the
	embedded graphic stream.

	@param _aStrmName
	input parameter - proposed name of the embedded graphic stream.

	@return SvStream*
	new created stream of the embedded graphic, which has to be destroyed
	after its usage. Could be NULL, if the stream isn't found.
	*/
	SvStream* _GetStreamForEmbedGrf(
	const ::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage >& _refPics,
	String& _aStrmName ) const;

	/** helper method to get a substorage of the document storage for readonly access.

	OD, MAV 2005-08-17 #i53025#
	A substorage with the specified name will be opened readonly. If the provided
	name is empty the root storage will be returned.

	@param _aStgName
	input parameter - name of substorage. Can be empty.

	@return XStorage
	reference to substorage or the root storage
	*/
	::com::sun::star::uno::Reference< ::com::sun::star::embed::XStorage > _GetDocSubstorageOrRoot(
	const String& aStgName ) const;

	/// allow reaction on change of content of GraphicObject, so always call
	/// when GraphicObject content changes
	void onGraphicChanged();

	public:
	virtual ~SwGrfNode();
	const Graphic& GetGrf() const { return maGrfObj.GetGraphic(); }
	const GraphicObject& GetGrfObj() const { return maGrfObj; }
	const GraphicObject* GetReplacementGrfObj() const;
	virtual SwCntntNode *SplitCntntNode( const SwPosition & );

	/// isolated only way to set GraphicObject to allow more actions when doing so
	void SetGraphic(const Graphic& rGraphic, const String& rLink);

	/// wrappers for non-const calls at GraphicObject
	void ReleaseGraphicFromCache() { maGrfObj.ReleaseFromCache(); }
	void StartGraphicAnimation(OutputDevice* pOut, const Point& rPt, const Size& rSz, long nExtraData = 0, const GraphicAttr* pAttr = NULL, sal_uLong nFlags = GRFMGR_DRAW_STANDARD, OutputDevice* pFirstFrameOutDev = NULL) { maGrfObj.StartAnimation(pOut, rPt, rSz, nExtraData, pAttr, nFlags, pFirstFrameOutDev); }
	void StopGraphicAnimation(OutputDevice* pOut = NULL, long nExtraData = 0) { maGrfObj.StopAnimation(pOut, nExtraData); }

	virtual Size GetTwipSize() const;
	#ifndef _FESHVIEW_ONLY_INLINE_NEEDED
	void SetTwipSize( const Size& rSz );

	sal_Bool IsTransparent() const;

	inline sal_Bool IsAnimated() const { return maGrfObj.IsAnimated(); }

	inline sal_Bool IsChgTwipSize() const { return bChgTwipSize; }
	inline sal_Bool IsChgTwipSizeFromPixel() const { return bChgTwipSizeFromPixel; }
	inline void SetChgTwipSize( sal_Bool b, sal_Bool bFromPx=sal_False ) { bChgTwipSize = b; bChgTwipSizeFromPixel = bFromPx; }

	inline sal_Bool IsGrafikArrived() const { return bGrafikArrived; }
	inline void SetGrafikArrived( sal_Bool b ) { bGrafikArrived = b; }

	inline sal_Bool IsFrameInPaint() const { return bFrameInPaint; }
	inline void SetFrameInPaint( sal_Bool b ) { bFrameInPaint = b; }

	inline sal_Bool IsScaleImageMap() const { return bScaleImageMap; }
	inline void SetScaleImageMap( sal_Bool b ) { bScaleImageMap = b; }
	#endif
	// steht in ndcopy.cxx
	virtual SwCntntNode* MakeCopy( SwDoc*, const SwNodeIndex& ) const;
	#ifndef _FESHVIEW_ONLY_INLINE_NEEDED

	// erneutes Einlesen, falls Graphic nicht Ok ist. Die
	// aktuelle wird durch die neue ersetzt.
	sal_Bool ReRead( const String& rGrfName, const String& rFltName,
	const Graphic* pGraphic = 0,
	const GraphicObject* pGrfObj = 0,
	sal_Bool bModify = sal_True );
	// Laden der Grafik unmittelbar vor der Anzeige
	short SwapIn( sal_Bool bWaitForData = sal_False );
	// Entfernen der Grafik, um Speicher freizugeben
	short SwapOut();

	sal_Bool HasEmbeddedStreamName() const { return maGrfObj.HasUserData(); }
	// applying new stream name for embedded graphic - needed as saving the document might change this stream name
	void ApplyNewEmbeddedStreamName( const String& r )
	{
	maGrfObj.SetUserData( r );
	}

	// is this node selected by any shell?
	sal_Bool IsSelected() const;
	#endif

	// Der Grafik sagen, dass sich der Node im Undobereich befindet
	virtual sal_Bool SavePersistentData();
	virtual sal_Bool RestorePersistentData();

	#ifndef _FESHVIEW_ONLY_INLINE_NEEDED
	// Abfrage der Link-Daten
	sal_Bool IsGrfLink() const { return refLink.Is(); }
	inline sal_Bool IsLinkedFile() const;
	inline sal_Bool IsLinkedDDE() const;
	::sfx2::SvBaseLinkRef GetLink() const { return refLink; }
	sal_Bool GetFileFilterNms( String* pFileNm, String* pFilterNm ) const;
	void ReleaseLink();

	// Skalieren einer Image-Map: Die Image-Map wird um den Faktor
	// zwischen Grafik-Groesse und Rahmen-Groesse vergroessert/verkleinert
	void ScaleImageMap();

	// returns the with our graphic attributes filled Graphic-Attr-Structure
	GraphicAttr& GetGraphicAttr( GraphicAttr&, const SwFrm* pFrm ) const;

	#endif
	boost::weak_ptr< SwAsyncRetrieveInputStreamThreadConsumer > GetThreadConsumer();
	bool IsLinkedInputStreamReady() const;
	void TriggerAsyncRetrieveInputStream();
	void ApplyInputStream(
	com::sun::star::uno::Reference<com::sun::star::io::XInputStream> xInputStream,
	const sal_Bool bIsStreamReadOnly );
	void UpdateLinkWithInputStream();
	bool IsAsyncRetrieveInputStreamPossible() const;
	};


	// ----------------------------------------------------------------------
	// Inline Metoden aus Node.hxx - erst hier ist der TxtNode bekannt !!
	inline SwGrfNode *SwNode::GetGrfNode()
	{
	return ND_GRFNODE == nNodeType ? (SwGrfNode*)this : 0;
	}
	inline const SwGrfNode *SwNode::GetGrfNode() const
	{
	return ND_GRFNODE == nNodeType ? (const SwGrfNode*)this : 0;
	}

	#ifndef _FESHVIEW_ONLY_INLINE_NEEDED
	inline sal_Bool SwGrfNode::IsLinkedFile() const
	{
	return refLink.Is() && OBJECT_CLIENT_GRF == refLink->GetObjType();
	}
	inline sal_Bool SwGrfNode::IsLinkedDDE() const
	{
	return refLink.Is() && OBJECT_CLIENT_DDE == refLink->GetObjType();
	}
	#endif


	#endif