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/* -*- 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 .
*/
#include <objectformatterlayfrm.hxx>
#include <anchoredobject.hxx>
#include <sortedobjs.hxx>
#include <layfrm.hxx>
#include <pagefrm.hxx>
// #124218#
#include <layact.hxx>
// =============================================================================
// implementation of class <SwObjectFormatterLayFrm>
// =============================================================================
SwObjectFormatterLayFrm::SwObjectFormatterLayFrm( SwLayoutFrm& _rAnchorLayFrm,
const SwPageFrm& _rPageFrm,
SwLayAction* _pLayAction )
: SwObjectFormatter( _rPageFrm, _pLayAction ),
mrAnchorLayFrm( _rAnchorLayFrm )
{
}
SwObjectFormatterLayFrm::~SwObjectFormatterLayFrm()
{
}
SwObjectFormatterLayFrm* SwObjectFormatterLayFrm::CreateObjFormatter(
SwLayoutFrm& _rAnchorLayFrm,
const SwPageFrm& _rPageFrm,
SwLayAction* _pLayAction )
{
if ( !_rAnchorLayFrm.IsPageFrm() &&
!_rAnchorLayFrm.IsFlyFrm() )
{
OSL_FAIL( "<SwObjectFormatterLayFrm::CreateObjFormatter(..)> - unexcepted type of anchor frame " );
return 0L;
}
SwObjectFormatterLayFrm* pObjFormatter = 0L;
// create object formatter, if floating screen objects are registered at
// given anchor layout frame.
if ( _rAnchorLayFrm.GetDrawObjs() ||
( _rAnchorLayFrm.IsPageFrm() &&
static_cast<SwPageFrm&>(_rAnchorLayFrm).GetSortedObjs() ) )
{
pObjFormatter =
new SwObjectFormatterLayFrm( _rAnchorLayFrm, _rPageFrm, _pLayAction );
}
return pObjFormatter;
}
SwFrm& SwObjectFormatterLayFrm::GetAnchorFrm()
{
return mrAnchorLayFrm;
}
// #i40147# - add parameter <_bCheckForMovedFwd>.
// Not relevant for objects anchored at layout frame.
bool SwObjectFormatterLayFrm::DoFormatObj( SwAnchoredObject& _rAnchoredObj,
const bool )
{
_FormatObj( _rAnchoredObj );
// #124218# - consider that the layout action has to be
// restarted due to a deleted page frame.
return GetLayAction() ? !GetLayAction()->IsAgain() : true;
}
bool SwObjectFormatterLayFrm::DoFormatObjs()
{
bool bSuccess( true );
bSuccess = _FormatObjsAtFrm();
if ( bSuccess && GetAnchorFrm().IsPageFrm() )
{
// anchor layout frame is a page frame.
// Thus, format also all anchored objects, which are registered at
// this page frame, whose 'anchor' isn't on this page frame and whose
// anchor frame is valid.
bSuccess = _AdditionalFormatObjsOnPage();
}
return bSuccess;
}
/** method to format all anchored objects, which are registered at
the page frame, whose 'anchor' isn't on this page frame and whose
anchor frame is valid.
OD 2004-07-02 #i28701#
@author
*/
bool SwObjectFormatterLayFrm::_AdditionalFormatObjsOnPage()
{
if ( !GetAnchorFrm().IsPageFrm() )
{
OSL_FAIL( "<SwObjectFormatterLayFrm::_AdditionalFormatObjsOnPage()> - mis-usage of method, call only for anchor frames of type page frame" );
return true;
}
// #124218# - consider, if the layout action
// has to be restarted due to a delete of a page frame.
if ( GetLayAction() && GetLayAction()->IsAgain() )
{
return false;
}
SwPageFrm& rPageFrm = static_cast<SwPageFrm&>(GetAnchorFrm());
if ( !rPageFrm.GetSortedObjs() )
{
// nothing to do, if no floating screen object is registered at the anchor frame.
return true;
}
bool bSuccess( true );
sal_uInt32 i = 0;
for ( ; i < rPageFrm.GetSortedObjs()->Count(); ++i )
{
SwAnchoredObject* pAnchoredObj = (*rPageFrm.GetSortedObjs())[i];
// #i51941# - do not format object, which are anchored
// inside or at fly frame.
if ( pAnchoredObj->GetAnchorFrm()->FindFlyFrm() )
{
continue;
}
// #i33751#, #i34060# - method <GetPageFrmOfAnchor()>
// is replaced by method <FindPageFrmOfAnchor()>. It's return value
// have to be checked.
SwPageFrm* pPageFrmOfAnchor = pAnchoredObj->FindPageFrmOfAnchor();
// #i26945# - check, if the page frame of the
// object's anchor frame isn't the given page frame
OSL_ENSURE( pPageFrmOfAnchor,
"<SwObjectFormatterLayFrm::_AdditionalFormatObjsOnPage()> - missing page frame" );
if ( pPageFrmOfAnchor &&
// #i35911#
pPageFrmOfAnchor->GetPhyPageNum() < rPageFrm.GetPhyPageNum() )
{
// if format of object fails, stop formatting and pass fail to
// calling method via the return value.
if ( !DoFormatObj( *pAnchoredObj ) )
{
bSuccess = false;
break;
}
// considering changes at <GetAnchorFrm().GetDrawObjs()> during
// format of the object.
if ( !rPageFrm.GetSortedObjs() ||
i > rPageFrm.GetSortedObjs()->Count() )
{
break;
}
else
{
sal_uInt32 nActPosOfObj =
rPageFrm.GetSortedObjs()->ListPosOf( *pAnchoredObj );
if ( nActPosOfObj == rPageFrm.GetSortedObjs()->Count() ||
nActPosOfObj > i )
{
--i;
}
else if ( nActPosOfObj < i )
{
i = nActPosOfObj;
}
}
}
} // end of loop on <rPageFrm.GetSortedObjs()>
return bSuccess;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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