49 lines
1.2 KiB
C++
49 lines
1.2 KiB
C++
#ifndef slic3r_LocalesUtils_hpp_
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#define slic3r_LocalesUtils_hpp_
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#include <string>
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#include <clocale>
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#include <iomanip>
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#include <cassert>
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#include <string_view>
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#ifdef __APPLE__
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#include <xlocale.h>
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#endif
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namespace Slic3r {
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// RAII wrapper that sets LC_NUMERIC to "C" on construction
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// and restores the old value on destruction.
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class CNumericLocalesSetter {
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public:
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CNumericLocalesSetter();
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~CNumericLocalesSetter();
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private:
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#ifdef _WIN32
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std::string m_orig_numeric_locale;
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#else
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locale_t m_original_locale;
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locale_t m_new_locale;
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#endif
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};
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// A function to check that current C locale uses decimal point as a separator.
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// Intended mostly for asserts.
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bool is_decimal_separator_point();
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// A substitute for std::to_string that works according to
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// C++ locales, not C locale. Meant to be used when we need
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// to be sure that decimal point is used as a separator.
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// (We use user C locales and "C" C++ locales in most of the code.)
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std::string float_to_string_decimal_point(double value, int precision = -1);
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//std::string float_to_string_decimal_point(float value, int precision = -1);
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double string_to_double_decimal_point(const std::string_view str, size_t* pos = nullptr);
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} // namespace Slic3r
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#endif // slic3r_LocalesUtils_hpp_
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