85 lines
2.9 KiB
C++
85 lines
2.9 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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#ifndef INCLUDED_SW_SOURCE_CORE_TEXT_WIDORP_HXX
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#define INCLUDED_SW_SOURCE_CORE_TEXT_WIDORP_HXX
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class SwTextFrame;
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#include <swtypes.hxx>
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#include "itrtxt.hxx"
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class SwTextFrameBreak
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{
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private:
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SwTwips m_nRstHeight;
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SwTwips m_nOrigin;
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protected:
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SwTextFrame *m_pFrame;
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bool m_bBreak;
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bool m_bKeep;
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public:
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SwTextFrameBreak( SwTextFrame *pFrame, const SwTwips nRst = 0 );
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bool IsBreakNow( SwTextMargin &rLine );
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bool IsKeepAlways() const { return m_bKeep; }
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void SetKeep( const bool bNew ) { m_bKeep = bNew; }
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bool IsInside( SwTextMargin const &rLine ) const;
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// In order to be able to handle special cases with Footnote.
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// SetRstHeight sets the rest height for SwTextFrameBreak. This is needed
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// to call TruncLines() without IsBreakNow() returning another value.
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// We assume that rLine is pointing to the last non-fitting line.
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void SetRstHeight( const SwTextMargin &rLine );
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};
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class WidowsAndOrphans : public SwTextFrameBreak
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{
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private:
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sal_uInt16 nWidLines, nOrphLines;
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public:
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WidowsAndOrphans( SwTextFrame *pFrame, const SwTwips nRst = 0,
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bool bCheckKeep = true );
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bool FindWidows( SwTextFrame *pFrame, SwTextMargin &rLine );
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sal_uInt16 GetOrphansLines() const
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{ return nOrphLines; }
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void ClrOrphLines(){ nOrphLines = 0; }
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bool FindBreak( SwTextFrame *pFrame, SwTextMargin &rLine, bool bHasToFit );
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bool WouldFit( SwTextMargin &rLine, SwTwips &rMaxHeight, bool bTest );
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// i#16128 - This method is named this way to avoid confusion with
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// base class method <SwTextFrameBreak::IsBreakNow>, which isn't virtual.
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bool IsBreakNowWidAndOrp( SwTextMargin &rLine )
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{
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bool isOnFirstLine = (rLine.GetLineNr() == 1 && !rLine.GetPrev());
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if ( isOnFirstLine && rLine.GetCurr()->IsDummy()) {
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return IsBreakNow( rLine );
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}
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if ( rLine.GetLineNr() > nOrphLines ) {
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return IsBreakNow( rLine );
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}
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return false;
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}
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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