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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/.
*
*/
#include <vcl/font/FeatureParser.hxx>
#include <vcl/font/Feature.hxx>
#include <o3tl/string_view.hxx>
namespace vcl::font
{
OUString trimFontNameFeatures(OUString const& rFontName)
{
const sal_Int32 nPrefixIdx{ rFontName.indexOf(vcl::font::FeaturePrefix) };
if (nPrefixIdx < 0)
return rFontName;
return rFontName.copy(0, nPrefixIdx);
}
FeatureParser::FeatureParser(std::u16string_view rFontName)
{
size_t nPrefixIdx{ rFontName.find(vcl::font::FeaturePrefix) };
if (nPrefixIdx == std::u16string_view::npos)
return;
std::u16string_view sName(rFontName.substr(++nPrefixIdx));
sal_Int32 nIndex = 0;
do
{
std::u16string_view sToken = o3tl::getToken(sName, 0, vcl::font::FeatureSeparator, nIndex);
sal_Int32 nInnerIdx{ 0 };
std::u16string_view sID = o3tl::getToken(sToken, 0, '=', nInnerIdx);
if (sID == u"lang")
{
m_sLanguage = o3tl::getToken(sToken, 0, '=', nInnerIdx);
}
else
{
OString sFeature = OUStringToOString(sToken, RTL_TEXTENCODING_ASCII_US);
FeatureSetting aFeature(sFeature);
if (aFeature.m_nTag != 0)
m_aFeatures.push_back(aFeature);
}
} while (nIndex >= 0);
}
std::unordered_map<uint32_t, uint32_t> FeatureParser::getFeaturesMap() const
{
std::unordered_map<uint32_t, uint32_t> aResultMap;
for (auto const& rFeat : m_aFeatures)
{
if (rFeat.m_nValue != 0)
aResultMap.emplace(rFeat.m_nTag, rFeat.m_nValue);
}
return aResultMap;
}
} // end vcl::font namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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