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Add new hyphenation options to adjust hyphenation, like DTP software do in accordance with typographic requirements: – Paragraph/Column/Page/Spread end zone spin boxes to Hyphenate Across section of Text Flow pane of paragraph settings; – loext:hyphenation-zone-always, loext:hyphenation-zone-column, loext:hyphenation-zone-page and loext:hyphenation-zone-spread ODF extensions; – widorp.cxx, guess.cxx: handle Column/Page/Spread end zones; – guess.cxx: handle Paragraph end zone (without portions, yet). According to their typography, languages with long words need better adjustment of line break of the last full paragraph/column/page/spread lines, than simply disabling hyphenation by the recent ODF hyphenation- keep or its equivalent MS Word OOXML extension. DTP software use paragraph and column/page/spread end zones to adjust the hyphenation zones in the last lines, for example, setting Column end zone to the 150% percent of the Hyphenation zone, resulting less hyphenation, also less short words parts at the end of the columns, pages and spreads, increasing readability. Note: the default OOXML hyphenation zone 18 pt (or its MS Word variants, for example 21.25 pt) disables single letter or narrow 2-letter (li-, fi-, i.e. fi ligature) hyphenations at 12 pt font height. Setting 27 pt for Column end zone, all 2-letter hyphenation is disabled in last lines of columns and pages. Note: textflow.ui needs multiple adjustment definitions for correct work of the multiple spin boxes. Change-Id: I37bbb4da30de0ec75eb8636f70d8e16588c56ed1 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/183565 Tested-by: Jenkins Reviewed-by: László Németh <nemeth@numbertext.org>
122 lines
5.5 KiB
C++
122 lines
5.5 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_EDITENG_HYPHENZONEITEM_HXX
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#define INCLUDED_EDITENG_HYPHENZONEITEM_HXX
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#include <svl/poolitem.hxx>
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#include <editeng/editengdllapi.h>
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// class SvxHyphenZoneItem -----------------------------------------------
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/* [Description]
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This item describes a hyphenation attribute (automatic?, number of
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characters at the end of the line and start).
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*/
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class EDITENG_DLLPUBLIC SvxHyphenZoneItem final : public SfxPoolItem
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{
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bool bHyphen : 1;
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bool bKeep : 1; // avoid hyphenation across page etc., see ParagraphHyphenationKeep
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bool bNoCapsHyphenation : 1;
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bool bNoLastWordHyphenation : 1;
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sal_uInt8 nMinLead;
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sal_uInt8 nMinTrail;
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sal_uInt8 nMaxHyphens; // max. consecutive lines with hyphenation
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sal_uInt8 nMinWordLength; // hyphenate only words with at least nMinWordLength characters
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sal_uInt16 nTextHyphenZone; // don't force hyphenation at line end, allow this extra white space
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sal_uInt16 nTextHyphenZoneAlways; // don't force hyphenation at paragraph end, allow this extra white space
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sal_uInt16 nTextHyphenZoneColumn; // don't force hyphenation at column end, allow this extra white space
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sal_uInt16 nTextHyphenZonePage; // don't force hyphenation at page end, allow this extra white space
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sal_uInt16 nTextHyphenZoneSpread; // don't force hyphenation at spread end, allow this extra white space
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sal_uInt8 nKeepType; // avoid hyphenation across page etc., see ParagraphHyphenationKeep
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bool bKeepLine : 1; // if bKeep, shift the hyphenated word (true), or the full line
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sal_uInt8 nCompoundMinLead; // min. characters between compound word boundary and hyphenation
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public:
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static SfxPoolItem* CreateDefault();
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DECLARE_ITEM_TYPE_FUNCTION(SvxHyphenZoneItem)
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SvxHyphenZoneItem( const bool bHyph /*= false*/,
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const sal_uInt16 nId );
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// "pure virtual Methods" from SfxPoolItem
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virtual bool operator==( const SfxPoolItem& ) const override;
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virtual bool QueryValue( css::uno::Any& rVal, sal_uInt8 nMemberId = 0 ) const override;
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virtual bool PutValue( const css::uno::Any& rVal, sal_uInt8 nMemberId ) override;
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virtual bool GetPresentation( SfxItemPresentation ePres,
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MapUnit eCoreMetric,
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MapUnit ePresMetric,
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OUString &rText, const IntlWrapper& ) const override;
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virtual SvxHyphenZoneItem* Clone( SfxItemPool *pPool = nullptr ) const override;
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void SetHyphen( const bool bNew ) { bHyphen = bNew; }
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bool IsHyphen() const { return bHyphen; }
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void SetKeep( const bool bNew ) { bKeep = bNew; }
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bool IsKeep() const { return bKeep; }
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void SetNoCapsHyphenation( const bool bNew ) { bNoCapsHyphenation = bNew; }
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bool IsNoCapsHyphenation() const { return bNoCapsHyphenation; }
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void SetNoLastWordHyphenation( const bool bNew ) { bNoLastWordHyphenation = bNew; }
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bool IsNoLastWordHyphenation() const { return bNoLastWordHyphenation; }
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sal_uInt8 &GetMinLead() { return nMinLead; }
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sal_uInt8 GetMinLead() const { return nMinLead; }
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sal_uInt8 &GetMinTrail() { return nMinTrail; }
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sal_uInt8 GetMinTrail() const { return nMinTrail; }
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sal_uInt8 &GetCompoundMinLead() { return nCompoundMinLead; }
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sal_uInt8 GetCompoundMinLead() const { return nCompoundMinLead; }
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sal_uInt8 &GetMaxHyphens() { return nMaxHyphens; }
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sal_uInt8 GetMaxHyphens() const { return nMaxHyphens; }
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sal_uInt8 &GetMinWordLength() { return nMinWordLength; }
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sal_uInt8 GetMinWordLength() const { return nMinWordLength; }
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sal_uInt16 &GetTextHyphenZone() { return nTextHyphenZone; }
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sal_uInt16 GetTextHyphenZone() const { return nTextHyphenZone; }
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sal_uInt16 &GetTextHyphenZoneAlways() { return nTextHyphenZoneAlways; }
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sal_uInt16 GetTextHyphenZoneAlways() const { return nTextHyphenZoneAlways; }
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sal_uInt16 &GetTextHyphenZoneColumn() { return nTextHyphenZoneColumn; }
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sal_uInt16 GetTextHyphenZoneColumn() const { return nTextHyphenZoneColumn; }
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sal_uInt16 &GetTextHyphenZonePage() { return nTextHyphenZonePage; }
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sal_uInt16 GetTextHyphenZonePage() const { return nTextHyphenZonePage; }
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sal_uInt16 &GetTextHyphenZoneSpread() { return nTextHyphenZoneSpread; }
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sal_uInt16 GetTextHyphenZoneSpread() const { return nTextHyphenZoneSpread; }
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sal_uInt8 &GetKeepType() { return nKeepType; }
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sal_uInt8 GetKeepType() const { return nKeepType; }
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void SetKeepLine( const bool bNew ) { bKeepLine = bNew; }
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bool IsKeepLine() const { return bKeepLine; }
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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