104 lines
4.0 KiB
C++
104 lines
4.0 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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#include <environmentofanchoredobject.hxx>
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#include <frame.hxx>
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#include <pagefrm.hxx>
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#include <flyfrm.hxx>
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using namespace objectpositioning;
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SwEnvironmentOfAnchoredObject::SwEnvironmentOfAnchoredObject(
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const bool _bFollowTextFlow )
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: mbFollowTextFlow( _bFollowTextFlow )
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{}
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SwEnvironmentOfAnchoredObject::~SwEnvironmentOfAnchoredObject()
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{}
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/** determine environment layout frame for possible horizontal object positions
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@author OD
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*/
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const SwLayoutFrm& SwEnvironmentOfAnchoredObject::GetHoriEnvironmentLayoutFrm(
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const SwFrm& _rHoriOrientFrm ) const
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{
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const SwFrm* pHoriEnvironmentLayFrm = &_rHoriOrientFrm;
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if ( !mbFollowTextFlow )
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{
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// No exception any more for page alignment.
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// the page frame determines the horizontal layout environment.
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pHoriEnvironmentLayFrm = _rHoriOrientFrm.FindPageFrm();
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}
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else
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{
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while ( !pHoriEnvironmentLayFrm->IsCellFrm() &&
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!pHoriEnvironmentLayFrm->IsFlyFrm() &&
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!pHoriEnvironmentLayFrm->IsPageFrm() )
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{
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pHoriEnvironmentLayFrm = pHoriEnvironmentLayFrm->GetUpper();
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OSL_ENSURE( pHoriEnvironmentLayFrm,
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"SwEnvironmentOfAnchoredObject::GetHoriEnvironmentLayoutFrm(..) - no page|fly|cell frame found" );
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}
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}
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OSL_ENSURE( pHoriEnvironmentLayFrm->ISA(SwLayoutFrm),
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"SwEnvironmentOfAnchoredObject::GetHoriEnvironmentLayoutFrm(..) - found frame isn't a layout frame" );
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return static_cast<const SwLayoutFrm&>(*pHoriEnvironmentLayFrm);
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}
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/** determine environment layout frame for possible vertical object positions
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*/
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const SwLayoutFrm& SwEnvironmentOfAnchoredObject::GetVertEnvironmentLayoutFrm(
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const SwFrm& _rVertOrientFrm ) const
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{
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const SwFrm* pVertEnvironmentLayFrm = &_rVertOrientFrm;
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if ( !mbFollowTextFlow )
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{
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// No exception any more for page alignment.
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// the page frame determines the vertical layout environment.
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pVertEnvironmentLayFrm = _rVertOrientFrm.FindPageFrm();
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}
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else
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{
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while ( !pVertEnvironmentLayFrm->IsCellFrm() &&
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!pVertEnvironmentLayFrm->IsFlyFrm() &&
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!pVertEnvironmentLayFrm->IsHeaderFrm() &&
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!pVertEnvironmentLayFrm->IsFooterFrm() &&
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!pVertEnvironmentLayFrm->IsFtnFrm() &&
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!pVertEnvironmentLayFrm->IsPageBodyFrm() &&
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!pVertEnvironmentLayFrm->IsPageFrm() )
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{
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pVertEnvironmentLayFrm = pVertEnvironmentLayFrm->GetUpper();
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OSL_ENSURE( pVertEnvironmentLayFrm,
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"SwEnvironmentOfAnchoredObject::GetVertEnvironmentLayoutFrm(..) - proposed frame not found" );
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}
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}
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OSL_ENSURE( pVertEnvironmentLayFrm->ISA(SwLayoutFrm),
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"SwEnvironmentOfAnchoredObject::GetVertEnvironmentLayoutFrm(..) - found frame isn't a layout frame" );
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return static_cast<const SwLayoutFrm&>(*pVertEnvironmentLayFrm);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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