5f7519030e
2006/07/24 11:50:11 od 1.8.252.1: #b6449874# - adjust consideration of anchored objects, whose wrapping style influence is temporarly considered, for formatting of anchor frame for checking move forward condition.
228 lines
8.6 KiB
C++
228 lines
8.6 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: objectformattertxtfrm.hxx,v $
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*
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* $Revision: 1.9 $
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*
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* last change: $Author: rt $ $Date: 2006-07-26 08:17:36 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef _OBJECTFORMATTERTXTFRM_HXX
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#define _OBJECTFORMATTERTXTFRM_HXX
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#ifndef _OBJECTFORMATTER_HXX
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#include <objectformatter.hxx>
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#endif
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#ifndef _SAL_TYPES_H_
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#include <sal/types.h>
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#endif
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class SwTxtFrm;
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// -----------------------------------------------------------------------------
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// OD 2004-07-01 #i28701#
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// Format floating screen objects, which are anchored at a given anchor text frame
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// and registered at the given page frame.
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// -----------------------------------------------------------------------------
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class SwObjectFormatterTxtFrm : public SwObjectFormatter
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{
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private:
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// anchor text frame
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SwTxtFrm& mrAnchorTxtFrm;
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// 'master' anchor text frame
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SwTxtFrm* mpMasterAnchorTxtFrm;
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SwObjectFormatterTxtFrm( SwTxtFrm& _rAnchorTxtFrm,
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const SwPageFrm& _rPageFrm,
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SwTxtFrm* _pMasterAnchorTxtFrm,
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SwLayAction* _pLayAction );
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/* method to invalidate objects, anchored previous to given object at
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the anchor text frame
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@param _rAnchoredObj
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reference to anchored object - objects, anchored previous to
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this one will be invalidated.
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@author OD
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*/
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void _InvalidatePrevObjs( SwAnchoredObject& _rAnchoredObj );
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/* method to invalidate objects, anchored after the given object at
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the page frame
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@param _rAnchoredObj
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reference to anchored object - objects, anchored after this one will
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be invalidated.
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@param _bInclObj
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boolean indicates, if given anchored object <_rAnchoredObj> also have
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to be invalidated.
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@author OD
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*/
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void _InvalidateFollowObjs( SwAnchoredObject& _rAnchoredObj,
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const bool _bInclObj );
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/** method to determine first anchored object, whose 'anchor is moved
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forward'.
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'anchor (of an object) is moved forward', if the anchor frame
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respectively the anchor character of the object isn't on the
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proposed page frame. Instead its on a following page
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OD 2004-10-04 #i26945# - For at-character anchored objects,
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it has also to be checked, if the anchor character is in a follow
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text frame, which would move to the next page.
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OD 2005-03-30 #i43913# - add output parameter <_boInFollow>
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@author OD
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@param _nWrapInfluenceOnPosition
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input parameter - only object with this given wrapping style
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influence are investigated.
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@param _nFromPageNum
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input parameter - number of page frame, the 'anchor' should be
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@param _noToPageNum
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output parameter - number of page frame, the 'anchor' of the returned
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anchored object is.
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@param _boInFollow
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output parameter - boolean, indicating that anchor text frame is
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currently on the same page, but it's a follow of in a follow row,
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which will move forward. value only relevant, if method returns
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an anchored object
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@return SwAnchoredObject*
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anchored object with a 'moved forward anchor'. If NULL, no such
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anchored object is found.
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*/
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SwAnchoredObject* _GetFirstObjWithMovedFwdAnchor(
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const sal_Int16 _nWrapInfluenceOnPosition,
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sal_uInt32& _noToPageNum,
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bool& _boInFollow );
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/** method to format the anchor frame for checking of the move forward condition
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OD 2005-01-11 #i40141#
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@author OD
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*/
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void _FormatAnchorFrmForCheckMoveFwd();
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/** method to determine if at least one anchored object has state
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<temporarly consider wrapping style influence> set.
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OD 2006-07-24 #b6449874#
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@author OD
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*/
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bool _AtLeastOneObjIsTmpConsiderWrapInfluence();
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protected:
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virtual SwFrm& GetAnchorFrm();
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public:
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virtual ~SwObjectFormatterTxtFrm();
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// --> OD 2005-01-10 #i40147# - add parameter <_bCheckForMovedFwd>.
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virtual bool DoFormatObj( SwAnchoredObject& _rAnchoredObj,
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const bool _bCheckForMovedFwd = false );
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// <--
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virtual bool DoFormatObjs();
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/** method to create an instance of <SwObjectFormatterTxtFrm> is
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necessary.
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@author OD
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*/
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static SwObjectFormatterTxtFrm* CreateObjFormatter(
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SwTxtFrm& _rAnchorTxtFrm,
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const SwPageFrm& _rPageFrm,
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SwLayAction* _pLayAction );
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/** method to format given anchor text frame and its previous frames
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OD 2005-11-17 #i56300#
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Usage: Needed to check, if the anchor text frame is moved forward
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due to the positioning and wrapping of its anchored objects, and
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to format the frames, which have become invalid due to the anchored
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object formatting in the iterative object positioning algorithm
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@author OD
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@param _rAnchorTxtFrm
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input parameter - reference to anchor text frame, which has to be
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formatted including its previous frames of the page.
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*/
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static void FormatAnchorFrmAndItsPrevs( SwTxtFrm& _rAnchorTxtFrm );
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/** method to check the conditions, if 'anchor is moved forward'
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OD 2004-10-11 #i26945#
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OD 2005-03-30 #i43913# - add output parameter <_boInFollow>
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OD 2006-01-27 #i58182# - replace method by a corresponding static
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method, because it's needed for the iterative positioning algorithm.
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@author OD
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@param _rAnchoredObj
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input parameter - anchored object, for which the condition has to checked.
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@param _nFromPageNum
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input parameter - number of the page, on which the check is performed
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@param _bAnchoredAtMasterBeforeFormatAnchor
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input parameter - boolean indicating, that the given anchored object
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was anchored at the master frame before the anchor frame has been
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formatted.
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@param _noToPageNum
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output parameter - number of page frame, the 'anchor' of the returned
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anchored object is.
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@param _boInFollow
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output parameter - boolean, indicating that anchor text frame is
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currently on the same page, but it's a follow of in a follow row,
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which will move forward. value only relevant, if method return <true>.
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@return boolean
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indicating, if 'anchor is moved forward'
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*/
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static bool CheckMovedFwdCondition( SwAnchoredObject& _rAnchoredObj,
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const sal_uInt32 _nFromPageNum,
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const bool _bAnchoredAtMasterBeforeFormatAnchor,
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sal_uInt32& _noToPageNum,
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bool& _boInFollow );
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};
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#endif
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