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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_I18NUTIL_ONETOONEMAPPING_HXX
#define INCLUDED_I18NUTIL_ONETOONEMAPPING_HXX
#include <i18nutil/i18nutildllapi.h>
#include <memory>
#include <config_options.h>
namespace i18nutil {
struct OneToOneMappingTable_t
{
sal_Unicode first;
sal_Unicode second;
};
typedef sal_Int8 UnicodePairFlag;
struct UnicodePairWithFlag
{
sal_Unicode first;
sal_Unicode second;
UnicodePairFlag flag;
};
class UNLESS_MERGELIBS(I18NUTIL_DLLPUBLIC) oneToOneMapping
{
private:
oneToOneMapping(const oneToOneMapping&) = delete;
oneToOneMapping& operator=(const oneToOneMapping&) = delete;
public:
oneToOneMapping( OneToOneMappingTable_t const *rpTable, const size_t rnSize, const size_t rnUnitSize = sizeof(OneToOneMappingTable_t) );
virtual ~oneToOneMapping();
// binary search
virtual sal_Unicode find( const sal_Unicode nKey ) const;
// translator
sal_Unicode operator[] ( const sal_Unicode nKey ) const { return find( nKey ); };
protected:
OneToOneMappingTable_t const *mpTable;
size_t mnSize;
};
class oneToOneMappingWithFlag final : public oneToOneMapping
{
private:
oneToOneMappingWithFlag(const oneToOneMappingWithFlag&) = delete;
oneToOneMappingWithFlag& operator=(const oneToOneMappingWithFlag&) = delete;
friend class widthfolding;
public:
oneToOneMappingWithFlag( UnicodePairWithFlag const *rpTableWF, const size_t rnSize, const UnicodePairFlag rnFlag );
virtual ~oneToOneMappingWithFlag() override;
// make index for fast search
void makeIndex();
// index search
virtual sal_Unicode find( const sal_Unicode nKey ) const override;
private:
UnicodePairWithFlag const *mpTableWF;
UnicodePairFlag mnFlag;
std::unique_ptr<UnicodePairWithFlag const *[]> mpIndex[256];
bool mbHasIndex;
};
}
#endif // _I18N_TRANSLITERATION_ONETOONEMAPPING_HXX_
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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