mapnik/src/unicode.cpp
Mathis Logemann e7c3d04309 format dir include and src
format all files

Revert "format all files"

This reverts commit 95d5812e49e7f916b68e786596f5a8eb5bcac414.

Revert "format some files"

This reverts commit ed3c8762d4d828b2b28e7b18809fc33f4f8ccaf5.

format all files

fix formatting in dir include

fix formatting of debug macro
2022-01-27 00:12:08 +01:00

74 lines
2.2 KiB
C++

/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2021 Artem Pavlenko
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
// mapnik
#include <mapnik/unicode.hpp>
#include <mapnik/value/types.hpp>
// std
#include <stdexcept>
#include <mapnik/warning.hpp>
MAPNIK_DISABLE_WARNING_PUSH
#include <mapnik/warning_ignore.hpp>
#include <unicode/ucnv.h>
MAPNIK_DISABLE_WARNING_POP
namespace mapnik {
transcoder::transcoder(std::string const& encoding)
: conv_(0)
{
UErrorCode err = U_ZERO_ERROR;
conv_ = ucnv_open(encoding.c_str(), &err);
if (!U_SUCCESS(err))
{
// NOTE: conv_ should be null on error so no need to call ucnv_close
throw std::runtime_error(std::string("could not create converter for ") + encoding);
}
}
mapnik::value_unicode_string transcoder::transcode(const char* data, std::int32_t length) const
{
UErrorCode err = U_ZERO_ERROR;
mapnik::value_unicode_string ustr(data, length, conv_, err);
if (ustr.isBogus())
{
ustr.remove();
}
return ustr;
}
transcoder::~transcoder()
{
if (conv_)
ucnv_close(conv_);
}
void to_utf8(mapnik::value_unicode_string const& input, std::string& target)
{
target.clear(); // mimic previous target.assign(...) semantics
input.toUTF8String(target); // this appends to target
}
} // namespace mapnik