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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: widorp.hxx,v $
*
* $Revision: 1.6 $
*
* last change: $Author: rt $ $Date: 2005-09-09 05:08:42 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef _WIDORP_HXX
#define _WIDORP_HXX
class SwTxtFrm;
#include "swtypes.hxx"
#include "itrtxt.hxx"
class SwTxtFrmBreak
{
private:
SwTwips nRstHeight;
#ifdef VERTICAL_LAYOUT
SwTwips nOrigin;
#else
const SwTwips nOrigin;
#endif
protected:
SwTxtFrm *pFrm;
sal_Bool bBreak;
sal_Bool bKeep;
public:
SwTxtFrmBreak( SwTxtFrm *pFrm, const SwTwips nRst = 0 );
sal_Bool IsBreakNow( SwTxtMargin &rLine );
const sal_Bool IsBroken() const { return bBreak; }
const sal_Bool IsKeepAlways() const { return bKeep; }
void Keep() { bKeep = sal_True; }
void Break() { bKeep = sal_False; bBreak = sal_True; }
inline sal_Bool GetKeep() const { return bKeep; }
inline void SetKeep( const sal_Bool bNew ) { bKeep = bNew; }
const sal_Bool IsInside( SwTxtMargin &rLine ) const;
// Um Sonderfaelle mit Ftn behandeln zu koennen.
// Mit SetRstHeight wird dem SwTxtFrmBreak die Resthoehe eingestellt,
// Um TruncLines() rufen zu koennen, ohne dass IsBreakNow() einen
// anderen Wert zurueckliefert.
// Es wird dabei davon ausgegangen, dass rLine auf der letzten Zeile
// steht, die nicht mehr passt.
// OD 2004-02-27 #106629# - no longer inline
void SetRstHeight( const SwTxtMargin &rLine );
SwTwips GetRstHeight() const { return nRstHeight; }
};
class WidowsAndOrphans : public SwTxtFrmBreak
{
private:
MSHORT nWidLines, nOrphLines;
public:
WidowsAndOrphans( SwTxtFrm *pFrm, const SwTwips nRst = 0,
sal_Bool bCheckKeep = sal_True );
sal_Bool FindWidows( SwTxtFrm *pFrm, SwTxtMargin &rLine );
const MSHORT GetWidowsLines() const
{ return nWidLines; }
const MSHORT GetOrphansLines() const
{ return nOrphLines; }
void ClrOrphLines(){ nOrphLines = 0; }
sal_Bool FindBreak( SwTxtFrm *pFrm, SwTxtMargin &rLine, sal_Bool bHasToFit );
sal_Bool WouldFit( SwTxtMargin &rLine, SwTwips &rMaxHeight, sal_Bool bTest );
// OD 2004-02-25 #i16128# - rename method to avoid confusion with base class
// method <SwTxtFrmBreak::IsBreakNow>, which isn't virtual.
sal_Bool IsBreakNowWidAndOrp( SwTxtMargin &rLine )
{
return ( rLine.GetLineNr() > nOrphLines ) && IsBreakNow( rLine );
}
};
#endif
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