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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #ifndef _BREAKIT_HXX
21 : #define _BREAKIT_HXX
22 :
23 : #include <boost/noncopyable.hpp>
24 : #include <com/sun/star/uno/Reference.h>
25 : #include <com/sun/star/uno/XComponentContext.hpp>
26 : #include <com/sun/star/i18n/XBreakIterator.hpp>
27 : #include <com/sun/star/i18n/XScriptTypeDetector.hpp>
28 : #include <com/sun/star/i18n/ForbiddenCharacters.hpp>
29 : #include <i18npool/languagetag.hxx>
30 : #include <swdllapi.h>
31 :
32 : /*************************************************************************
33 : * class SwBreakIt
34 : *************************************************************************/
35 :
36 :
37 : class SW_DLLPUBLIC SwBreakIt : private ::boost::noncopyable
38 : {
39 : com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext > m_xContext;
40 : mutable com::sun::star::uno::Reference< com::sun::star::i18n::XBreakIterator > xBreak;
41 :
42 : LanguageTag * m_pLanguageTag; ///< language tag of the current locale
43 : com::sun::star::i18n::ForbiddenCharacters * m_pForbidden;
44 :
45 : LanguageType aForbiddenLang; ///< language of the current forbiddenChar struct
46 :
47 : void _GetLocale( const LanguageType aLang );
48 : void _GetLocale( const LanguageTag& rLanguageTag );
49 : void _GetForbidden( const LanguageType aLang );
50 :
51 : void createBreakIterator() const;
52 :
53 : // private (see @ _Create, _Delete).
54 : explicit SwBreakIt(
55 : const com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext > & rxContext);
56 : ~SwBreakIt();
57 :
58 : public:
59 : // private (see @ source/core/bastyp/init.cxx).
60 : static void _Create(
61 : const com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext > & rxContext);
62 : static void _Delete();
63 :
64 : public:
65 : static SwBreakIt * Get();
66 :
67 20699 : com::sun::star::uno::Reference< com::sun::star::i18n::XBreakIterator > GetBreakIter()
68 : {
69 20699 : createBreakIterator();
70 20699 : return xBreak;
71 : }
72 :
73 5386 : const com::sun::star::lang::Locale& GetLocale( const LanguageType aLang )
74 : {
75 5386 : if( !m_pLanguageTag || m_pLanguageTag->getLanguageType() != aLang )
76 296 : _GetLocale( aLang );
77 5386 : return m_pLanguageTag->getLocale();
78 : }
79 :
80 0 : const com::sun::star::lang::Locale& GetLocale( const LanguageTag& rLanguageTag )
81 : {
82 : // Use LanguageType comparison instead of LanguageTag::operator!=()
83 : // because here the LanguageTag is already a known LanguageType value
84 : // assigned, so LanguageTag does not need to convert to BCP47 for
85 : // comparison.
86 0 : if( !m_pLanguageTag || m_pLanguageTag->getLanguageType() != rLanguageTag.getLanguageType() )
87 0 : _GetLocale( rLanguageTag );
88 0 : return m_pLanguageTag->getLocale();
89 : }
90 :
91 9 : const LanguageTag& GetLanguageTag( const LanguageType aLang )
92 : {
93 9 : if( !m_pLanguageTag || m_pLanguageTag->getLanguageType() != aLang )
94 3 : _GetLocale( aLang );
95 9 : return *m_pLanguageTag;
96 : }
97 :
98 8 : const LanguageTag& GetLanguageTag( const LanguageTag& rLanguageTag )
99 : {
100 : // Use LanguageType comparison instead of LanguageTag::operator!=()
101 : // because here the LanguageTag is already a known LanguageType value
102 : // assigned, so LanguageTag does not need to convert to BCP47 for
103 : // comparison.
104 8 : if( !m_pLanguageTag || m_pLanguageTag->getLanguageType() != rLanguageTag.getLanguageType() )
105 4 : _GetLocale( rLanguageTag );
106 8 : return *m_pLanguageTag;
107 : }
108 :
109 78 : const com::sun::star::i18n::ForbiddenCharacters& GetForbidden( const LanguageType aLang )
110 : {
111 78 : if( !m_pForbidden || aForbiddenLang != aLang )
112 9 : _GetForbidden( aLang );
113 78 : return *m_pForbidden;
114 : }
115 :
116 : sal_uInt16 GetRealScriptOfText( const rtl::OUString& rTxt, sal_Int32 nPos ) const;
117 : sal_uInt16 GetAllScriptsOfText( const rtl::OUString& rTxt ) const;
118 :
119 : sal_Int32 getGraphemeCount(const rtl::OUString& rStr,
120 : sal_Int32 nStart, sal_Int32 nEnd) const;
121 692 : sal_Int32 getGraphemeCount(const rtl::OUString& rStr) const
122 : {
123 692 : return getGraphemeCount(rStr, 0, rStr.getLength());
124 : }
125 : };
126 :
127 : #define SW_BREAKITER() SwBreakIt::Get()
128 :
129 : // @@@ backward compatibility @@@
130 : SW_DLLPUBLIC extern SwBreakIt* pBreakIt;
131 :
132 : #endif
133 :
134 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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