numformat.cxx

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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 .
 */
 
#include <numformat.hxx>
#include <patattr.hxx>
#include <document.hxx>
 
#include <comphelper/processfactory.hxx>
#include <svl/numformat.hxx>
#include <svl/zformat.hxx>
#include <svl/languageoptions.hxx>
#include <optional>
 
namespace sc {
 
bool NumFmtUtil::isLatinScript( const ScPatternAttr& rPat, ScDocument& rDoc )
{
    SvNumberFormatter* pFormatter = rDoc.GetFormatTable();
    sal_uInt32 nKey = rPat.GetNumberFormat(pFormatter);
    return isLatinScript(nKey, rDoc);
}
 
bool NumFmtUtil::isLatinScript( sal_uLong nFormat, ScDocument& rDoc )
{
    SvNumberFormatter* pFormatter = rDoc.GetFormatTable();
    const SvNumberformat* pFormat = pFormatter->GetEntry(nFormat);
    if (!pFormat || !pFormat->IsStandard())
        return false;
 
    // The standard format is all-latin if the decimal separator doesn't
    // have a different script type
 
    OUString aDecSep;
    LanguageType nFormatLang = pFormat->GetLanguage();
    if (nFormatLang == LANGUAGE_SYSTEM)
        aDecSep = ScGlobal::getLocaleData().getNumDecimalSep();
    else
    {
        // LocaleDataWrapper can be expensive to construct, so cache the result for
        // repeated calls
        static std::optional<LocaleDataWrapper> localeCache;
        if (!localeCache || localeCache->getLanguageTag().getLanguageType() != nFormatLang)
            localeCache.emplace(
                comphelper::getProcessComponentContext(), LanguageTag(nFormatLang));
        aDecSep = localeCache->getNumDecimalSep();
    }
 
    SvtScriptType nScript = rDoc.GetStringScriptType(aDecSep);
    return (nScript == SvtScriptType::NONE || nScript == SvtScriptType::LATIN);
}
 
}
 
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