129 lines
4.0 KiB
C++
129 lines
4.0 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: modeltoviewhelper.cxx,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: hr $ $Date: 2007-06-27 13:21:07 $
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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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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_sw.hxx"
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#include <modeltoviewhelper.hxx>
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namespace ModelToViewHelper
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{
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/** Converts a model position into a view position
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*/
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sal_uInt32 ConvertToViewPosition( const ConversionMap* pMap, sal_uInt32 nModelPos )
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{
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sal_uInt32 nRet = nModelPos;
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if ( !pMap )
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return nRet;
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// Search for entry behind nPos:
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ConversionMap::const_iterator aIter;
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for ( aIter = pMap->begin(); aIter != pMap->end(); ++aIter )
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{
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if ( (*aIter).first >= nModelPos )
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{
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const sal_uInt32 nPosModel = (*aIter).first;
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const sal_uInt32 nPosExpand = (*aIter).second;
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const sal_uInt32 nDistToNextModel = nPosModel - nModelPos;
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nRet = nPosExpand - nDistToNextModel;
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break;
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}
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}
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return nRet;
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}
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/** Converts a view position into a model position
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*/
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ModelPosition ConvertToModelPosition( const ConversionMap* pMap, sal_uInt32 nViewPos )
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{
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ModelPosition aRet;
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aRet.mnPos = nViewPos;
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if ( !pMap )
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return aRet;
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// Search for entry behind nPos:
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ConversionMap::const_iterator aIter;
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for ( aIter = pMap->begin(); aIter != pMap->end(); ++aIter )
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{
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if ( (*aIter).second > nViewPos )
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{
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const sal_uInt32 nPosModel = (*aIter).first;
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const sal_uInt32 nPosExpand = (*aIter).second;
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// If nViewPos is in front of first field, we are finished.
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if ( aIter == pMap->begin() )
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break;
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--aIter;
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// nPrevPosModel is the field position
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const sal_uInt32 nPrevPosModel = (*aIter).first;
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const sal_uInt32 nPrevPosExpand = (*aIter).second;
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const sal_uInt32 nLengthModel = nPosModel - nPrevPosModel;
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const sal_uInt32 nLengthExpand = nPosExpand - nPrevPosExpand;
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const sal_uInt32 nFieldLengthExpand = nLengthExpand - nLengthModel + 1;
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const sal_uInt32 nFieldEndExpand = nPrevPosExpand + nFieldLengthExpand;
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// Check if nPos is outside of field:
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if ( nFieldEndExpand <= nViewPos )
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{
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// nPos is outside of field:
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const sal_uInt32 nDistToField = nViewPos - nFieldEndExpand + 1;
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aRet.mnPos = nPrevPosModel + nDistToField;
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}
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else
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{
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// nViewPos is inside a field:
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aRet.mnPos = nPrevPosModel;
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aRet.mnSubPos = nViewPos - nPrevPosExpand;
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aRet.mbIsField = true;
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}
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break;
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}
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}
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return aRet;
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}
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} // namespace ModelToViewStringConverter end
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