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refactor: example applications refactored to a new formatting syntax

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Mateusz Pusz committed 2024-01-23 21:49:17 +01:00
1 parent 24e5ca8ad9
commit a9deec9d59
14 files changed
+118 -115
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example/include/geographic.h
+20 -18
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@@ -55,12 +55,14 @@ std::basic_ostream<CharT, Traits>& operator<<(std::basic_ostream<CharT, Traits>&
} // namespace geographic
template<>
struct MP_UNITS_STD_FMT::formatter<geographic::msl_altitude> : formatter<geographic::msl_altitude::quantity_type> {
template<typename Char>
struct MP_UNITS_STD_FMT::formatter<geographic::msl_altitude, Char> :
formatter<geographic::msl_altitude::quantity_type, Char> {
template<typename FormatContext>
auto format(const geographic::msl_altitude& a, FormatContext& ctx)
auto format(const geographic::msl_altitude& a, FormatContext& ctx) const -> decltype(ctx.out())
{
formatter<geographic::msl_altitude::quantity_type>::format(a - geographic::mean_sea_level, ctx);
ctx.advance_to(
formatter<geographic::msl_altitude::quantity_type, Char>::format(a - geographic::mean_sea_level, ctx));
return MP_UNITS_STD_FMT::format_to(ctx.out(), " AMSL");
}
};
@@ -137,29 +139,29 @@ class std::numeric_limits<geographic::longitude<T>> : public numeric_limits<T> {
static constexpr auto max() noexcept { return geographic::longitude<T>(180); }
};
template<typename T>
struct MP_UNITS_STD_FMT::formatter<geographic::latitude<T>> :
formatter<typename geographic::latitude<T>::quantity_type> {
template<typename T, typename Char>
struct MP_UNITS_STD_FMT::formatter<geographic::latitude<T>, Char> :
formatter<typename geographic::latitude<T>::quantity_type, Char> {
template<typename FormatContext>
auto format(geographic::latitude<T> lat, FormatContext& ctx)
auto format(geographic::latitude<T> lat, FormatContext& ctx) const -> decltype(ctx.out())
{
const auto& q = lat.quantity_ref_from(geographic::equator);
formatter<typename geographic::latitude<T>::quantity_type>::format(is_gteq_zero(q) ? q : -q, ctx);
MP_UNITS_STD_FMT::format_to(ctx.out(), "{}", is_gteq_zero(q) ? " N" : "S");
return ctx.out();
ctx.advance_to(
formatter<typename geographic::latitude<T>::quantity_type, Char>::format(is_gteq_zero(q) ? q : -q, ctx));
return MP_UNITS_STD_FMT::format_to(ctx.out(), "{}", is_gteq_zero(q) ? " N" : "S");
}
};
template<typename T>
struct MP_UNITS_STD_FMT::formatter<geographic::longitude<T>> :
formatter<typename geographic::longitude<T>::quantity_type> {
template<typename T, typename Char>
struct MP_UNITS_STD_FMT::formatter<geographic::longitude<T>, Char> :
formatter<typename geographic::longitude<T>::quantity_type, Char> {
template<typename FormatContext>
auto format(geographic::longitude<T> lon, FormatContext& ctx)
auto format(geographic::longitude<T> lon, FormatContext& ctx) const -> decltype(ctx.out())
{
const auto& q = lon.quantity_ref_from(geographic::prime_meridian);
formatter<typename geographic::longitude<T>::quantity_type>::format(is_gteq_zero(q) ? q : -q, ctx);
MP_UNITS_STD_FMT::format_to(ctx.out(), "{}", is_gteq_zero(q) ? " E" : " W");
return ctx.out();
ctx.advance_to(
formatter<typename geographic::longitude<T>::quantity_type, Char>::format(is_gteq_zero(q) ? q : -q, ctx));
return MP_UNITS_STD_FMT::format_to(ctx.out(), "{}", is_gteq_zero(q) ? " E" : " W");
}
};