mapnik/src/conversions_numeric.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

148 lines
4.4 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/util/conversions.hpp>
#include <mapnik/value/types.hpp>
#include <algorithm>
#include <mapnik/warning.hpp>
MAPNIK_DISABLE_WARNING_PUSH
#include <mapnik/warning_ignore.hpp>
#include <boost/spirit/home/x3.hpp>
MAPNIK_DISABLE_WARNING_POP
namespace mapnik {
namespace util {
using namespace boost::spirit;
auto INTEGER = x3::int_type();
#ifdef BIGINT
// auto LONGLONG = x3::long_long_type();
#endif
auto FLOAT = x3::float_type();
auto DOUBLE = x3::double_type();
bool string2bool(std::string const& value, bool& result)
{
if (value.empty() || value.size() > 5)
{
return false;
}
else if (value == "true")
{
return result = true;
}
else if (value == "false")
{
result = false;
return true;
}
std::string val(value);
std::transform(val.begin(), val.end(), val.begin(), ::tolower);
if (val == "true" || val == "yes" || val == "1" || val == "on")
{
return result = true;
}
else if (val == "false" || val == "no" || val == "0" || val == "off")
{
result = false;
return true;
}
return false;
}
bool string2bool(const char* iter, const char* end, bool& result)
{
std::string val(iter, end);
return string2bool(val, result);
}
bool string2int(const char* iter, const char* end, int& result)
{
x3::ascii::space_type space;
bool r = x3::phrase_parse(iter, end, INTEGER, space, result);
return r && (iter == end);
}
bool string2int(std::string const& value, int& result)
{
x3::ascii::space_type space;
std::string::const_iterator str_beg = value.begin();
std::string::const_iterator str_end = value.end();
bool r = x3::phrase_parse(str_beg, str_end, INTEGER, space, result);
return r && (str_beg == str_end);
}
#ifdef BIGINT
bool string2int(const char* iter, const char* end, mapnik::value_integer& result)
{
x3::ascii::space_type space;
bool r = x3::phrase_parse(iter, end, x3::long_long, space, result);
return r && (iter == end);
}
bool string2int(std::string const& value, mapnik::value_integer& result)
{
x3::ascii::space_type space;
std::string::const_iterator str_beg = value.begin();
std::string::const_iterator str_end = value.end();
bool r = x3::phrase_parse(str_beg, str_end, x3::long_long, space, result);
return r && (str_beg == str_end);
}
#endif
bool string2double(std::string const& value, double& result)
{
x3::ascii::space_type space;
std::string::const_iterator str_beg = value.begin();
std::string::const_iterator str_end = value.end();
bool r = x3::phrase_parse(str_beg, str_end, DOUBLE, space, result);
return r && (str_beg == str_end);
}
bool string2double(const char* iter, const char* end, double& result)
{
x3::ascii::space_type space;
bool r = x3::phrase_parse(iter, end, DOUBLE, space, result);
return r && (iter == end);
}
bool string2float(std::string const& value, float& result)
{
x3::ascii::space_type space;
std::string::const_iterator str_beg = value.begin();
std::string::const_iterator str_end = value.end();
bool r = x3::phrase_parse(str_beg, str_end, FLOAT, space, result);
return r && (str_beg == str_end);
}
bool string2float(const char* iter, const char* end, float& result)
{
x3::ascii::space_type space;
bool r = x3::phrase_parse(iter, end, FLOAT, space, result);
return r && (iter == end);
}
} // namespace util
} // namespace mapnik