ee3189489c
It's a public class, so it should have the 'Sw' prefix. Change-Id: I0040c1cc37ffcba7fc5f58b71c86f4a7cb0bfce4
246 lines
9.1 KiB
C++
246 lines
9.1 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 <tolayoutanchoredobjectposition.hxx>
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#include <anchoredobject.hxx>
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#include <frame.hxx>
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#include <pagefrm.hxx>
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#include <svx/svdobj.hxx>
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#include <frmfmt.hxx>
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#include <fmtanchr.hxx>
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#include <fmtornt.hxx>
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#include <fmtsrnd.hxx>
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#include <IDocumentSettingAccess.hxx>
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#include <frmatr.hxx>
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#include "viewsh.hxx"
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#include "viewopt.hxx"
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#include "rootfrm.hxx"
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#include <editeng/lrspitem.hxx>
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#include <editeng/ulspitem.hxx>
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using namespace objectpositioning;
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using namespace ::com::sun::star;
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SwToLayoutAnchoredObjectPosition::SwToLayoutAnchoredObjectPosition( SdrObject& _rDrawObj )
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: SwAnchoredObjectPosition( _rDrawObj ),
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maRelPos( Point() ),
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// #i26791#
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maOffsetToFrmAnchorPos( Point() )
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{}
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SwToLayoutAnchoredObjectPosition::~SwToLayoutAnchoredObjectPosition()
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{}
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/** calculate position for object position type TO_LAYOUT
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@author OD
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*/
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void SwToLayoutAnchoredObjectPosition::CalcPosition()
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{
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const SwRect aObjBoundRect( GetAnchoredObj().GetObjRect() );
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SWRECTFN( (&GetAnchorFrm()) );
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const SwFrmFmt& rFrmFmt = GetFrmFmt();
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const SvxLRSpaceItem &rLR = rFrmFmt.GetLRSpace();
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const SvxULSpaceItem &rUL = rFrmFmt.GetULSpace();
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const bool bFlyAtFly = FLY_AT_FLY == rFrmFmt.GetAnchor().GetAnchorId();
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// determine position.
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// 'vertical' and 'horizontal' position are calculated separately
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Point aRelPos;
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// calculate 'vertical' position
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SwFmtVertOrient aVert( rFrmFmt.GetVertOrient() );
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{
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// to-frame anchored objects are *only* vertical positioned centered or
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// bottom, if its wrap mode is 'throught' and its anchor frame has fixed
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// size. Otherwise, it's positioned top.
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sal_Int16 eVertOrient = aVert.GetVertOrient();
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if ( ( bFlyAtFly &&
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( eVertOrient == text::VertOrientation::CENTER ||
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eVertOrient == text::VertOrientation::BOTTOM ) &&
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SURROUND_THROUGHT != rFrmFmt.GetSurround().GetSurround() &&
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!GetAnchorFrm().HasFixSize() ) )
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{
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eVertOrient = text::VertOrientation::TOP;
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}
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// #i26791# - get vertical offset to frame anchor position.
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SwTwips nVertOffsetToFrmAnchorPos( 0L );
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SwTwips nRelPosY =
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_GetVertRelPos( GetAnchorFrm(), GetAnchorFrm(), eVertOrient,
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aVert.GetRelationOrient(), aVert.GetPos(),
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rLR, rUL, nVertOffsetToFrmAnchorPos );
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// keep the calculated relative vertical position - needed for filters
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// (including the xml-filter)
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{
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SwTwips nAttrRelPosY = nRelPosY - nVertOffsetToFrmAnchorPos;
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if ( aVert.GetVertOrient() != text::VertOrientation::NONE &&
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aVert.GetPos() != nAttrRelPosY )
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{
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aVert.SetPos( nAttrRelPosY );
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const_cast<SwFrmFmt&>(rFrmFmt).LockModify();
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const_cast<SwFrmFmt&>(rFrmFmt).SetFmtAttr( aVert );
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const_cast<SwFrmFmt&>(rFrmFmt).UnlockModify();
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}
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}
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// determine absolute 'vertical' position, depending on layout-direction
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// #i26791# - determine offset to 'vertical' frame
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// anchor position, depending on layout-direction
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if( bVert )
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{
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OSL_ENSURE( !bRev, "<SwToLayoutAnchoredObjectPosition::CalcPosition()> - reverse layout set." );
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//Badaa: 2008-04-18 * Support for Classical Mongolian Script (SCMS) joint with Jiayanmin
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if ( bVertL2R )
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aRelPos.X() = nRelPosY;
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else
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aRelPos.X() = -nRelPosY - aObjBoundRect.Width();
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maOffsetToFrmAnchorPos.X() = nVertOffsetToFrmAnchorPos;
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}
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else
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{
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aRelPos.Y() = nRelPosY;
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maOffsetToFrmAnchorPos.Y() = nVertOffsetToFrmAnchorPos;
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}
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// if in online-layout the bottom of to-page anchored object is beyond
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// the page bottom, the page frame has to grow by growing its body frame.
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const SwViewShell *pSh = GetAnchorFrm().getRootFrm()->GetCurrShell();
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if ( !bFlyAtFly && GetAnchorFrm().IsPageFrm() &&
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pSh && pSh->GetViewOptions()->getBrowseMode() )
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{
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const long nAnchorBottom = GetAnchorFrm().Frm().Bottom();
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const long nBottom = GetAnchorFrm().Frm().Top() +
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aRelPos.Y() + aObjBoundRect.Height();
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if ( nAnchorBottom < nBottom )
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{
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static_cast<SwPageFrm&>(GetAnchorFrm()).
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FindBodyCont()->Grow( nBottom - nAnchorBottom );
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}
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}
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} // end of determination of vertical position
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// calculate 'horizontal' position
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SwFmtHoriOrient aHori( rFrmFmt.GetHoriOrient() );
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{
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// consider toggle of horizontal position for even pages.
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const bool bToggle = aHori.IsPosToggle() &&
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!GetAnchorFrm().FindPageFrm()->OnRightPage();
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sal_Int16 eHoriOrient = aHori.GetHoriOrient();
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sal_Int16 eRelOrient = aHori.GetRelationOrient();
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// toggle orientation
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_ToggleHoriOrientAndAlign( bToggle, eHoriOrient, eRelOrient );
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// determine alignment values:
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// <nWidth>: 'width' of the alignment area
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// <nOffset>: offset of alignment area, relative to 'left' of
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// frame anchor position
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SwTwips nWidth, nOffset;
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{
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bool bDummy; // in this context irrelevant output parameter
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_GetHoriAlignmentValues( GetAnchorFrm(), GetAnchorFrm(),
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eRelOrient, false,
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nWidth, nOffset, bDummy );
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}
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SwTwips nObjWidth = (aObjBoundRect.*fnRect->fnGetWidth)();
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// determine relative horizontal position
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SwTwips nRelPosX;
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if ( text::HoriOrientation::NONE == eHoriOrient )
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{
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if( bToggle ||
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( !aHori.IsPosToggle() && GetAnchorFrm().IsRightToLeft() ) )
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{
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nRelPosX = nWidth - nObjWidth - aHori.GetPos();
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}
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else
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{
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nRelPosX = aHori.GetPos();
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}
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}
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else if ( text::HoriOrientation::CENTER == eHoriOrient )
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nRelPosX = (nWidth / 2) - (nObjWidth / 2);
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else if ( text::HoriOrientation::RIGHT == eHoriOrient )
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nRelPosX = nWidth - ( nObjWidth +
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( bVert ? rUL.GetLower() : rLR.GetRight() ) );
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else
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nRelPosX = bVert ? rUL.GetUpper() : rLR.GetLeft();
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nRelPosX += nOffset;
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// no 'negative' relative horizontal position
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// OD 06.11.2003 #FollowTextFlowAtFrame# - negative positions allow for
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// to frame anchored objects.
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if ( !bFlyAtFly && nRelPosX < 0 )
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{
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nRelPosX = 0;
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}
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// determine absolute 'horizontal' position, depending on layout-direction
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// #i26791# - determine offset to 'horizontal' frame
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// anchor position, depending on layout-direction
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//Badaa: 2008-04-18 * Support for Classical Mongolian Script (SCMS) joint with Jiayanmin
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// --> OD 2009-09-04 #mongolianlayout#
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if( bVert || bVertL2R )
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{
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aRelPos.Y() = nRelPosX;
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maOffsetToFrmAnchorPos.Y() = nOffset;
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}
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else
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{
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aRelPos.X() = nRelPosX;
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maOffsetToFrmAnchorPos.X() = nOffset;
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}
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// keep the calculated relative horizontal position - needed for filters
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// (including the xml-filter)
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{
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SwTwips nAttrRelPosX = nRelPosX - nOffset;
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if ( text::HoriOrientation::NONE != aHori.GetHoriOrient() &&
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aHori.GetPos() != nAttrRelPosX )
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{
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aHori.SetPos( nAttrRelPosX );
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const_cast<SwFrmFmt&>(rFrmFmt).LockModify();
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const_cast<SwFrmFmt&>(rFrmFmt).SetFmtAttr( aHori );
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const_cast<SwFrmFmt&>(rFrmFmt).UnlockModify();
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}
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}
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} // end of determination of horizontal position
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// keep calculate relative position
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maRelPos = aRelPos;
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}
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/** calculated relative position for object position
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@author OD
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*/
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Point SwToLayoutAnchoredObjectPosition::GetRelPos() const
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{
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return maRelPos;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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