AOO410/main/sw/source/core/inc/flyfrm.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 SW_FLYFRM_HXX
 #define SW_FLYFRM_HXX

 #include "layfrm.hxx"
 #include <list>
 #include "frmfmt.hxx"

 class SwPageFrm;
 class SwFmtFrmSize;
 struct SwCrsrMoveState;
 class SwBorderAttrs;
 class SwVirtFlyDrawObj;
 class SwSpzFrmFmts;
 class SwAttrSetChg;
 class PolyPolygon;
 class SwFlyDrawContact;
 class SwDrawContact;
 class SwFmt;

 #include <anchoredobject.hxx>

 //Sucht ausgehend von pOldAnch einen Anker fuer Absatzgebundene Rahmen.
 //Wird beim Draggen von Absatzgebundenen Objekten zur Ankeranzeige sowie
 //fuer Ankerwechsel benoetigt.
 //implementiert in layout/flycnt.cxx
 const SwCntntFrm *FindAnchor( const SwFrm *pOldAnch, const Point &rNew,
 							  const sal_Bool bBody = sal_False );

 // berechnet das Rechteck, in dem das Objekt bewegt bzw. resized werden darf
 sal_Bool CalcClipRect( const SdrObject *pSdrObj, SwRect &rRect, sal_Bool bMove = sal_True );

 //allg. Basisklasse fuer alle Freifliegenden Rahmen
 // OD 2004-03-22 #i26791# - inherit also from <SwAnchoredFlyFrm>
 class SwFlyFrm : public SwLayoutFrm, public SwAnchoredObject
 {
 	//darf Locken. Definiert in frmtool.cxx
 	friend void AppendObjs   ( const SwSpzFrmFmts *, sal_uLong, SwFrm *, SwPageFrm * );
     friend void Notify( SwFlyFrm *, SwPageFrm *pOld, const SwRect &rOld,
                         const SwRect* pOldPrt );

 	void InitDrawObj( sal_Bool bNotify );	//Wird von den CToren gerufen.
 	void FinitDrawObj();				//Wird vom CTor gerufen.

 	void _UpdateAttr( const SfxPoolItem*, const SfxPoolItem*, sal_uInt8 &,
 					  SwAttrSetChg *pa = 0, SwAttrSetChg *pb = 0 );

     using SwLayoutFrm::CalcRel;

     sal_uInt32 _GetOrdNumForNewRef( const SwFlyDrawContact* );
     SwVirtFlyDrawObj* CreateNewRef( SwFlyDrawContact* );

 protected:

 	SwFlyFrm *pPrevLink,        // Vorgaenger/Nachfolger fuer Verkettung mit
 			 *pNextLink;		// Textfluss

     // OD 2004-05-27 #i26791# - moved to <SwAnchoredObject>
 //    Point aRelPos;   //Die Relative Position zum Master

 private:
 	sal_Bool bLocked	:1;	//Cntnt-gebundene Flys muessen derart blockiert werden
 						//koennen, dass sie nicht Formatiert werden; :MakeAll
 						//returnt dann sofort. Dies ist bei Seitenwechseln
 						//waehrend der Formatierung notwendig.
 						//Auch wahrend des RootCTors ist dies notwendig da
 						//sonst der Anker formatiert wird obwohl die Root noch
 						//nicht korrekt an der Shell haengt und weil sonst
 						//initial zuviel Formatiert wuerde.
 	sal_Bool bNotifyBack:1;	//sal_True wenn am Ende eines MakeAll() der Background
 						//vom NotifyDTor benachrichtigt werden muss.
 protected:

 	sal_Bool bInvalid :1; 	//Pos, PrtArea od. SSize wurden Invalidiert, sie werden
 						//gleich wieder Validiert, denn sie muessen _immer_
 						//gueltig sein. Damit in LayAction korrekt gearbeitet
 						//werden kann muss hier festgehalten werden, dass sie
 						//invalidiert wurden. Ausnahmen bestaetigen die Regelt!
 	sal_Bool bMinHeight:1;	//sal_True wenn die vom Attribut vorgegebene Hoehe eine
 						//eine Minimalhoehe ist (der Frm also bei Bedarf
 						//darueberhinaus wachsen kann).
 	sal_Bool bHeightClipped	:1; //sal_True wenn der Fly nicht die Pos/Size anhand der Attrs
 	sal_Bool bWidthClipped	:1;	//formatieren konnte, weil z.B. nicht genug Raum vorh.
 							//war.
 	sal_Bool bFormatHeightOnly	:1; //Damit nach einer Anpassung der Breite
 								//(CheckClip) nur das Format aufgerufen wird;
 								//nicht aber die Breite anhand der Attribute
 								//wieder bestimmt wird.
     sal_Bool bInCnt         :1; // FLY_AS_CHAR, anchored as character
     sal_Bool bAtCnt         :1; // FLY_AT_PARA, anchored at paragraph
     sal_Bool bLayout        :1; // FLY_AT_PAGE, FLY_AT_FLY, at page or at frame
     sal_Bool bAutoPosition  :1; // FLY_AT_CHAR, anchored at character
     sal_Bool bNoShrink      :1; // temporary forbud of shrinking to avoid loops
     sal_Bool bLockDeleteContent :1;           // If the flag is set, the content of the
                                         // fly frame is not deleted if moved to
                                         // invisible layer.

 	friend class SwNoTxtFrm; // Darf NotifyBackground rufen
 //    virtual void NotifyBackground( SwPageFrm *pPage,
 //                                   const SwRect& rRect, PrepareHint eHint) = 0;

 	virtual void Format( const SwBorderAttrs *pAttrs = 0 );
 	void MakePrtArea( const SwBorderAttrs &rAttrs );

 	void Lock()			{ bLocked = sal_True; }
 	void Unlock()		{ bLocked = sal_False; }

 	void SetMinHeight()	 { bMinHeight = sal_True; }
 	void ResetMinHeight(){ bMinHeight = sal_False; }

     Size CalcRel( const SwFmtFrmSize &rSz ) const;
     SwTwips CalcAutoWidth() const;

 	SwFlyFrm( SwFlyFrmFmt*, SwFrm*, SwFrm *pAnchor );

     /** method to assure that anchored object is registered at the correct
         page frame

         OD 2004-07-02 #i28701#

         @author OD
     */
     virtual void RegisterAtCorrectPage();

     virtual bool _SetObjTop( const SwTwips _nTop );
     virtual bool _SetObjLeft( const SwTwips _nLeft );

     virtual const SwRect GetObjBoundRect() const;
 	virtual	void Modify( const SfxPoolItem*, const SfxPoolItem* );

 public:
 //Bug 120881:Modify here for Directly Page Numbering
 	sal_Bool IsPageNumberingFrm();
 //Bug 120881(End)
     // OD 2004-03-23 #i26791#
     TYPEINFO();

 	virtual ~SwFlyFrm();
 		// erfrage vom Client Informationen
 	virtual sal_Bool GetInfo( SfxPoolItem& ) const;
     virtual void Paint( SwRect const&,
                         SwPrintData const*const pPrintData = NULL ) const;
 	virtual Size ChgSize( const Size& aNewSize );
 	virtual sal_Bool GetCrsrOfst( SwPosition *, Point&,
                               SwCrsrMoveState* = 0 ) const;

     virtual void  CheckDirection( sal_Bool bVert );
 	virtual void Cut();
 #ifdef DBG_UTIL
 	virtual void Paste( SwFrm* pParent, SwFrm* pSibling = 0 );
 #endif

     SwTwips _Shrink( SwTwips, sal_Bool bTst );
     SwTwips _Grow  ( SwTwips, sal_Bool bTst );
 	void 	_Invalidate( SwPageFrm *pPage = 0 );

 	sal_Bool FrmSizeChg( const SwFmtFrmSize & );

 	SwFlyFrm *GetPrevLink() const { return pPrevLink; }
 	SwFlyFrm *GetNextLink() const { return pNextLink; }

 	static void	ChainFrames( SwFlyFrm *pMaster, SwFlyFrm *pFollow );
 	static void UnchainFrames( SwFlyFrm *pMaster, SwFlyFrm *pFollow );

 	SwFlyFrm *FindChainNeighbour( SwFrmFmt &rFmt, SwFrm *pAnch = 0 );

     // OD 2004-03-24 #i26791#
     const SwVirtFlyDrawObj* GetVirtDrawObj() const;
     SwVirtFlyDrawObj *GetVirtDrawObj();
     void NotifyDrawObj();

 	void ChgRelPos( const Point &rAbsPos );
     sal_Bool IsInvalid() const { return bInvalid; }
 	void Invalidate() const { ((SwFlyFrm*)this)->bInvalid = sal_True; }
 	void Validate() const { ((SwFlyFrm*)this)->bInvalid = sal_False; }

 	sal_Bool IsMinHeight()	const { return bMinHeight; }
 	sal_Bool IsLocked()		const { return bLocked; }
 	sal_Bool IsAutoPos()	const { return bAutoPosition; }
 	sal_Bool IsFlyInCntFrm() const { return bInCnt; }
 	sal_Bool IsFlyFreeFrm() const { return bAtCnt || bLayout; }
 	sal_Bool IsFlyLayFrm() const { return bLayout; }
 	sal_Bool IsFlyAtCntFrm() const { return bAtCnt; }

 	sal_Bool IsNotifyBack()	const { return bNotifyBack; }
 	void SetNotifyBack()	  { bNotifyBack = sal_True; }
 	void ResetNotifyBack()	  { bNotifyBack = sal_False; }
     sal_Bool IsNoShrink()   const { return bNoShrink; }
     void SetNoShrink( sal_Bool bNew ) { bNoShrink = bNew; }
     sal_Bool IsLockDeleteContent()  const { return bLockDeleteContent; }
     void SetLockDeleteContent( sal_Bool bNew ) { bLockDeleteContent = bNew; }


 	sal_Bool IsClipped()		const	{ return bHeightClipped || bWidthClipped; }
 	sal_Bool IsHeightClipped()	const	{ return bHeightClipped; }
 	sal_Bool IsWidthClipped()	const	{ return bWidthClipped;  }

     sal_Bool IsLowerOf( const SwLayoutFrm* pUpper ) const;
     inline sal_Bool IsUpperOf( const SwFlyFrm& _rLower ) const
     {
         return _rLower.IsLowerOf( this );
     }

     SwFrm *FindLastLower();

     // OD 16.04.2003 #i13147# - add parameter <_bForPaint> to avoid load of
     // the graphic during paint. Default value: sal_False
     sal_Bool GetContour( PolyPolygon&   rContour,
                      const sal_Bool _bForPaint = sal_False ) const;


 	//Auf dieser Shell painten (PreView, Print-Flag usw. rekursiv beachten)?.
 	static sal_Bool IsPaint( SdrObject *pObj, const ViewShell *pSh );

     /** SwFlyFrm::IsBackgroundTransparent - for feature #99657#

         OD 12.08.2002
         determines, if background of fly frame has to be drawn transparent
         definition found in /core/layout/paintfrm.cxx

         @author OD

         @return true, if background color is transparent or a existing background
         graphic is transparent.
     */
     sal_Bool IsBackgroundTransparent() const;

     /** SwFlyFrm::IsShadowTransparent - for feature #99657#

         OD 05.08.2002
         determine, if shadow color of fly frame has to be drawn transparent
         definition found in /core/layout/paintfrm.cxx

         @author OD

         @return true, if shadow color is transparent.
     */
     sal_Bool IsShadowTransparent() const;

     // OD 2004-01-19 #110582#
     void Chain( SwFrm* _pAnchor );
     void Unchain();
     void InsertCnt();
     void DeleteCnt();
     // OD 2004-02-12 #110582#-2
     void InsertColumns();

     // OD 2004-03-23 #i26791# - pure virtual methods of base class <SwAnchoredObject>
     virtual void MakeObjPos();
     virtual void InvalidateObjPos();

     virtual SwFrmFmt& GetFrmFmt();
     virtual const SwFrmFmt& GetFrmFmt() const;

     virtual const SwRect GetObjRect() const;

     /** method to determine, if a format on the Writer fly frame is possible

         OD 2004-05-11 #i28701#
         refine 'IsFormatPossible'-conditions of method
         <SwAnchoredObject::IsFormatPossible()> by:
         format isn't possible, if Writer fly frame is locked resp. col-locked.

         @author OD
     */
     virtual bool IsFormatPossible() const;
     static void GetAnchoredObjects( std::list<SwAnchoredObject*>&, const SwFmt& rFmt );

     // overwriting "SwFrmFmt *SwLayoutFrm::GetFmt" to provide the correct derived return type.
     // (This is in order to skip on the otherwise necessary casting of the result to
     // 'SwFlyFrmFmt *' after calls to this function. The casting is now done in this function.)
     virtual const SwFlyFrmFmt *GetFmt() const;
     virtual       SwFlyFrmFmt *GetFmt();
 };
 #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 SW_FLYFRM_HXX
	#define SW_FLYFRM_HXX

	#include "layfrm.hxx"
	#include <list>
	#include "frmfmt.hxx"

	class SwPageFrm;
	class SwFmtFrmSize;
	struct SwCrsrMoveState;
	class SwBorderAttrs;
	class SwVirtFlyDrawObj;
	class SwSpzFrmFmts;
	class SwAttrSetChg;
	class PolyPolygon;
	class SwFlyDrawContact;
	class SwDrawContact;
	class SwFmt;

	#include <anchoredobject.hxx>

	//Sucht ausgehend von pOldAnch einen Anker fuer Absatzgebundene Rahmen.
	//Wird beim Draggen von Absatzgebundenen Objekten zur Ankeranzeige sowie
	//fuer Ankerwechsel benoetigt.
	//implementiert in layout/flycnt.cxx
	const SwCntntFrm FindAnchor( const SwFrm pOldAnch, const Point &rNew,
	const sal_Bool bBody = sal_False );

	// berechnet das Rechteck, in dem das Objekt bewegt bzw. resized werden darf
	sal_Bool CalcClipRect( const SdrObject *pSdrObj, SwRect &rRect, sal_Bool bMove = sal_True );

	//allg. Basisklasse fuer alle Freifliegenden Rahmen
	// OD 2004-03-22 #i26791# - inherit also from <SwAnchoredFlyFrm>
	class SwFlyFrm : public SwLayoutFrm, public SwAnchoredObject
	{
	//darf Locken. Definiert in frmtool.cxx
	friend void AppendObjs ( const SwSpzFrmFmts , sal_uLong, SwFrm , SwPageFrm * );
	friend void Notify( SwFlyFrm , SwPageFrm pOld, const SwRect &rOld,
	const SwRect* pOldPrt );

	void InitDrawObj( sal_Bool bNotify ); //Wird von den CToren gerufen.
	void FinitDrawObj(); //Wird vom CTor gerufen.

	void _UpdateAttr( const SfxPoolItem, const SfxPoolItem, sal_uInt8 &,
	SwAttrSetChg pa = 0, SwAttrSetChg pb = 0 );

	using SwLayoutFrm::CalcRel;

	sal_uInt32 _GetOrdNumForNewRef( const SwFlyDrawContact* );
	SwVirtFlyDrawObj* CreateNewRef( SwFlyDrawContact* );

	protected:

	SwFlyFrm *pPrevLink, // Vorgaenger/Nachfolger fuer Verkettung mit
	*pNextLink; // Textfluss

	// OD 2004-05-27 #i26791# - moved to <SwAnchoredObject>
	// Point aRelPos; //Die Relative Position zum Master

	private:
	sal_Bool bLocked :1; //Cntnt-gebundene Flys muessen derart blockiert werden
	//koennen, dass sie nicht Formatiert werden; :MakeAll
	//returnt dann sofort. Dies ist bei Seitenwechseln
	//waehrend der Formatierung notwendig.
	//Auch wahrend des RootCTors ist dies notwendig da
	//sonst der Anker formatiert wird obwohl die Root noch
	//nicht korrekt an der Shell haengt und weil sonst
	//initial zuviel Formatiert wuerde.
	sal_Bool bNotifyBack:1; //sal_True wenn am Ende eines MakeAll() der Background
	//vom NotifyDTor benachrichtigt werden muss.
	protected:

	sal_Bool bInvalid :1; //Pos, PrtArea od. SSize wurden Invalidiert, sie werden
	//gleich wieder Validiert, denn sie muessen _immer_
	//gueltig sein. Damit in LayAction korrekt gearbeitet
	//werden kann muss hier festgehalten werden, dass sie
	//invalidiert wurden. Ausnahmen bestaetigen die Regelt!
	sal_Bool bMinHeight:1; //sal_True wenn die vom Attribut vorgegebene Hoehe eine
	//eine Minimalhoehe ist (der Frm also bei Bedarf
	//darueberhinaus wachsen kann).
	sal_Bool bHeightClipped :1; //sal_True wenn der Fly nicht die Pos/Size anhand der Attrs
	sal_Bool bWidthClipped :1; //formatieren konnte, weil z.B. nicht genug Raum vorh.
	//war.
	sal_Bool bFormatHeightOnly :1; //Damit nach einer Anpassung der Breite
	//(CheckClip) nur das Format aufgerufen wird;
	//nicht aber die Breite anhand der Attribute
	//wieder bestimmt wird.
	sal_Bool bInCnt :1; // FLY_AS_CHAR, anchored as character
	sal_Bool bAtCnt :1; // FLY_AT_PARA, anchored at paragraph
	sal_Bool bLayout :1; // FLY_AT_PAGE, FLY_AT_FLY, at page or at frame
	sal_Bool bAutoPosition :1; // FLY_AT_CHAR, anchored at character
	sal_Bool bNoShrink :1; // temporary forbud of shrinking to avoid loops
	sal_Bool bLockDeleteContent :1; // If the flag is set, the content of the
	// fly frame is not deleted if moved to
	// invisible layer.

	friend class SwNoTxtFrm; // Darf NotifyBackground rufen
	// virtual void NotifyBackground( SwPageFrm *pPage,
	// const SwRect& rRect, PrepareHint eHint) = 0;

	virtual void Format( const SwBorderAttrs *pAttrs = 0 );
	void MakePrtArea( const SwBorderAttrs &rAttrs );

	void Lock() { bLocked = sal_True; }
	void Unlock() { bLocked = sal_False; }

	void SetMinHeight() { bMinHeight = sal_True; }
	void ResetMinHeight(){ bMinHeight = sal_False; }

	Size CalcRel( const SwFmtFrmSize &rSz ) const;
	SwTwips CalcAutoWidth() const;

	SwFlyFrm( SwFlyFrmFmt, SwFrm, SwFrm *pAnchor );

	/** method to assure that anchored object is registered at the correct
	page frame

	OD 2004-07-02 #i28701#

	@author OD
	*/
	virtual void RegisterAtCorrectPage();

	virtual bool _SetObjTop( const SwTwips _nTop );
	virtual bool _SetObjLeft( const SwTwips _nLeft );

	virtual const SwRect GetObjBoundRect() const;
	virtual void Modify( const SfxPoolItem, const SfxPoolItem );

	public:
	//Bug 120881:Modify here for Directly Page Numbering
	sal_Bool IsPageNumberingFrm();
	//Bug 120881(End)
	// OD 2004-03-23 #i26791#
	TYPEINFO();

	virtual ~SwFlyFrm();
	// erfrage vom Client Informationen
	virtual sal_Bool GetInfo( SfxPoolItem& ) const;
	virtual void Paint( SwRect const&,
	SwPrintData const*const pPrintData = NULL ) const;
	virtual Size ChgSize( const Size& aNewSize );
	virtual sal_Bool GetCrsrOfst( SwPosition *, Point&,
	SwCrsrMoveState* = 0 ) const;

	virtual void CheckDirection( sal_Bool bVert );
	virtual void Cut();
	#ifdef DBG_UTIL
	virtual void Paste( SwFrm* pParent, SwFrm* pSibling = 0 );
	#endif

	SwTwips _Shrink( SwTwips, sal_Bool bTst );
	SwTwips _Grow ( SwTwips, sal_Bool bTst );
	void _Invalidate( SwPageFrm *pPage = 0 );

	sal_Bool FrmSizeChg( const SwFmtFrmSize & );

	SwFlyFrm *GetPrevLink() const { return pPrevLink; }
	SwFlyFrm *GetNextLink() const { return pNextLink; }

	static void ChainFrames( SwFlyFrm pMaster, SwFlyFrm pFollow );
	static void UnchainFrames( SwFlyFrm pMaster, SwFlyFrm pFollow );

	SwFlyFrm FindChainNeighbour( SwFrmFmt &rFmt, SwFrm pAnch = 0 );

	// OD 2004-03-24 #i26791#
	const SwVirtFlyDrawObj* GetVirtDrawObj() const;
	SwVirtFlyDrawObj *GetVirtDrawObj();
	void NotifyDrawObj();

	void ChgRelPos( const Point &rAbsPos );
	sal_Bool IsInvalid() const { return bInvalid; }
	void Invalidate() const { ((SwFlyFrm*)this)->bInvalid = sal_True; }
	void Validate() const { ((SwFlyFrm*)this)->bInvalid = sal_False; }

	sal_Bool IsMinHeight() const { return bMinHeight; }
	sal_Bool IsLocked() const { return bLocked; }
	sal_Bool IsAutoPos() const { return bAutoPosition; }
	sal_Bool IsFlyInCntFrm() const { return bInCnt; }
	sal_Bool IsFlyFreeFrm() const { return bAtCnt \|\| bLayout; }
	sal_Bool IsFlyLayFrm() const { return bLayout; }
	sal_Bool IsFlyAtCntFrm() const { return bAtCnt; }

	sal_Bool IsNotifyBack() const { return bNotifyBack; }
	void SetNotifyBack() { bNotifyBack = sal_True; }
	void ResetNotifyBack() { bNotifyBack = sal_False; }
	sal_Bool IsNoShrink() const { return bNoShrink; }
	void SetNoShrink( sal_Bool bNew ) { bNoShrink = bNew; }
	sal_Bool IsLockDeleteContent() const { return bLockDeleteContent; }
	void SetLockDeleteContent( sal_Bool bNew ) { bLockDeleteContent = bNew; }


	sal_Bool IsClipped() const { return bHeightClipped \|\| bWidthClipped; }
	sal_Bool IsHeightClipped() const { return bHeightClipped; }
	sal_Bool IsWidthClipped() const { return bWidthClipped; }

	sal_Bool IsLowerOf( const SwLayoutFrm* pUpper ) const;
	inline sal_Bool IsUpperOf( const SwFlyFrm& _rLower ) const
	{
	return _rLower.IsLowerOf( this );
	}

	SwFrm *FindLastLower();

	// OD 16.04.2003 #i13147# - add parameter <_bForPaint> to avoid load of
	// the graphic during paint. Default value: sal_False
	sal_Bool GetContour( PolyPolygon& rContour,
	const sal_Bool _bForPaint = sal_False ) const;


	//Auf dieser Shell painten (PreView, Print-Flag usw. rekursiv beachten)?.
	static sal_Bool IsPaint( SdrObject pObj, const ViewShell pSh );

	/** SwFlyFrm::IsBackgroundTransparent - for feature #99657#

	OD 12.08.2002
	determines, if background of fly frame has to be drawn transparent
	definition found in /core/layout/paintfrm.cxx

	@author OD

	@return true, if background color is transparent or a existing background
	graphic is transparent.
	*/
	sal_Bool IsBackgroundTransparent() const;

	/** SwFlyFrm::IsShadowTransparent - for feature #99657#

	OD 05.08.2002
	determine, if shadow color of fly frame has to be drawn transparent
	definition found in /core/layout/paintfrm.cxx

	@author OD

	@return true, if shadow color is transparent.
	*/
	sal_Bool IsShadowTransparent() const;

	// OD 2004-01-19 #110582#
	void Chain( SwFrm* _pAnchor );
	void Unchain();
	void InsertCnt();
	void DeleteCnt();
	// OD 2004-02-12 #110582#-2
	void InsertColumns();

	// OD 2004-03-23 #i26791# - pure virtual methods of base class <SwAnchoredObject>
	virtual void MakeObjPos();
	virtual void InvalidateObjPos();

	virtual SwFrmFmt& GetFrmFmt();
	virtual const SwFrmFmt& GetFrmFmt() const;

	virtual const SwRect GetObjRect() const;

	/** method to determine, if a format on the Writer fly frame is possible

	OD 2004-05-11 #i28701#
	refine 'IsFormatPossible'-conditions of method
	<SwAnchoredObject::IsFormatPossible()> by:
	format isn't possible, if Writer fly frame is locked resp. col-locked.

	@author OD
	*/
	virtual bool IsFormatPossible() const;
	static void GetAnchoredObjects( std::list<SwAnchoredObject*>&, const SwFmt& rFmt );

	// overwriting "SwFrmFmt *SwLayoutFrm::GetFmt" to provide the correct derived return type.
	// (This is in order to skip on the otherwise necessary casting of the result to
	// 'SwFlyFrmFmt *' after calls to this function. The casting is now done in this function.)
	virtual const SwFlyFrmFmt *GetFmt() const;
	virtual SwFlyFrmFmt *GetFmt();
	};
	#endif