126 lines
4.4 KiB
C++
126 lines
4.4 KiB
C++
/*************************************************************************
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*
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* $RCSfile: widorp.hxx,v $
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*
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* $Revision: 1.1.1.1 $
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*
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* last change: $Author: hr $ $Date: 2000-09-19 00:08:26 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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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 2000 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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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#ifndef _WIDORP_HXX
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#define _WIDORP_HXX
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class SwTxtFrm;
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#include "swtypes.hxx"
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#include "itrtxt.hxx"
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class SwTxtFrmBreak
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{
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private:
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SwTwips nRstHeight;
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const SwTwips nOrigin;
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protected:
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SwTxtFrm *pFrm;
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sal_Bool bBreak;
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sal_Bool bKeep;
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public:
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SwTxtFrmBreak( SwTxtFrm *pFrm, const SwTwips nRst = 0 );
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sal_Bool IsBreakNow( SwTxtMargin &rLine );
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const sal_Bool IsBroken() const { return bBreak; }
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const sal_Bool IsKeepAlways() const { return bKeep; }
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void Keep() { bKeep = sal_True; }
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void Break() { bKeep = sal_False; bBreak = sal_True; }
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inline sal_Bool GetKeep() const { return bKeep; }
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inline void SetKeep( const sal_Bool bNew ) { bKeep = bNew; }
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const sal_Bool IsInside( SwTxtMargin &rLine ) const;
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// Um Sonderfaelle mit Ftn behandeln zu koennen.
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// Mit SetRstHeight wird dem SwTxtFrmBreak die Resthoehe eingestellt,
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// Um TruncLines() rufen zu koennen, ohne dass IsBreakNow() einen
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// anderen Wert zurueckliefert.
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// Es wird dabei davon ausgegangen, dass rLine auf der letzten Zeile
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// steht, die nicht mehr passt.
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void SetRstHeight( const SwTxtMargin &rLine ) { nRstHeight = rLine.Y() - nOrigin; }
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SwTwips GetRstHeight() const { return nRstHeight; }
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};
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class WidowsAndOrphans : public SwTxtFrmBreak
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{
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private:
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MSHORT nWidLines, nOrphLines;
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public:
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WidowsAndOrphans( SwTxtFrm *pFrm, const SwTwips nRst = 0,
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sal_Bool bCheckKeep = sal_True );
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sal_Bool FindWidows( SwTxtFrm *pFrm, SwTxtMargin &rLine );
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const MSHORT GetWidowsLines() const
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{ return nWidLines; }
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const MSHORT GetOrphansLines() const
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{ return nOrphLines; }
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void ClrOrphLines(){ nOrphLines = 0; }
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sal_Bool FindBreak( SwTxtFrm *pFrm, SwTxtMargin &rLine, sal_Bool bHasToFit );
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sal_Bool WouldFit( SwTxtMargin &rLine, SwTwips &rMaxHeight );
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sal_Bool IsBreakNow( SwTxtMargin &rLine )
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{ return ( rLine.GetLineNr() > nOrphLines ) &&
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SwTxtFrmBreak::IsBreakNow( rLine ); }
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};
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#endif
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