74 lines
1.6 KiB
C++
74 lines
1.6 KiB
C++
#include "LocalesUtils.hpp"
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#include <stdexcept>
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namespace Slic3r {
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CNumericLocalesSetter::CNumericLocalesSetter()
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{
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#ifdef _WIN32
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_configthreadlocale(_ENABLE_PER_THREAD_LOCALE);
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m_orig_numeric_locale = std::setlocale(LC_NUMERIC, nullptr);
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std::setlocale(LC_NUMERIC, "C");
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#elif __linux__
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m_original_locale = uselocale((locale_t)0);
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m_new_locale = duplocale(m_original_locale);
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m_new_locale = newlocale(LC_NUMERIC_MASK, "C", m_new_locale);
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uselocale(m_new_locale);
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#else // APPLE
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m_original_locale = uselocale((locale_t)0);
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m_new_locale = newlocale(LC_NUMERIC_MASK, "C", m_original_locale);
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#endif
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}
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CNumericLocalesSetter::~CNumericLocalesSetter()
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{
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#ifdef _WIN32
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std::setlocale(LC_NUMERIC, m_orig_numeric_locale.data());
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#else
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uselocale(m_original_locale);
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freelocale(m_new_locale);
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#endif
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}
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bool is_decimal_separator_point()
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{
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char str[5] = "";
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sprintf(str, "%.1f", 0.5f);
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return str[1] == '.';
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}
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double string_to_double_decimal_point(const std::string& str, size_t* pos /* = nullptr*/)
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{
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double out;
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std::istringstream stream(str);
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if (! (stream >> out))
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throw std::invalid_argument("string_to_double_decimal_point conversion failed.");
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if (pos) {
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if (stream.eof())
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*pos = str.size();
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else
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*pos = stream.tellg();
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}
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return out;
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}
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std::string float_to_string_decimal_point(double value, int precision/* = -1*/)
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{
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std::stringstream buf;
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if (precision >= 0)
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buf << std::fixed << std::setprecision(precision);
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buf << value;
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return buf.str();
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}
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} // namespace Slic3r
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