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UnitsConverterFactory.d.hpp (3380B)

      1 #ifndef icu4x_UnitsConverterFactory_D_HPP
      2 #define icu4x_UnitsConverterFactory_D_HPP
      3 
      4 #include <stdio.h>
      5 #include <stdint.h>
      6 #include <stddef.h>
      7 #include <stdbool.h>
      8 #include <memory>
      9 #include <functional>
     10 #include <optional>
     11 #include <cstdlib>
     12 #include "../diplomat_runtime.hpp"
     13 
     14 namespace icu4x {
     15 namespace capi { struct DataProvider; }
     16 class DataProvider;
     17 namespace capi { struct MeasureUnit; }
     18 class MeasureUnit;
     19 namespace capi { struct UnitsConverter; }
     20 class UnitsConverter;
     21 namespace capi { struct UnitsConverterFactory; }
     22 class UnitsConverterFactory;
     23 class DataError;
     24 }
     25 
     26 
     27 namespace icu4x {
     28 namespace capi {
     29    struct UnitsConverterFactory;
     30 } // namespace capi
     31 } // namespace
     32 
     33 namespace icu4x {
     34 /**
     35 * An ICU4X Units Converter Factory object, capable of creating converters a [`UnitsConverter`]
     36 * for converting between two [`MeasureUnit`]s.
     37 *
     38 * Also, it can parse the CLDR unit identifier (e.g. `meter-per-square-second`) and get the [`MeasureUnit`].
     39 *
     40 * See the [Rust documentation for `ConverterFactory`](https://docs.rs/icu/latest/icu/experimental/units/converter_factory/struct.ConverterFactory.html) for more information.
     41 */
     42 class UnitsConverterFactory {
     43 public:
     44 
     45  /**
     46   * Construct a new [`UnitsConverterFactory`] instance using compiled data.
     47   *
     48   * See the [Rust documentation for `new`](https://docs.rs/icu/latest/icu/experimental/units/converter_factory/struct.ConverterFactory.html#method.new) for more information.
     49   */
     50  inline static std::unique_ptr<icu4x::UnitsConverterFactory> create();
     51 
     52  /**
     53   * Construct a new [`UnitsConverterFactory`] instance using a particular data source.
     54   *
     55   * See the [Rust documentation for `new`](https://docs.rs/icu/latest/icu/experimental/units/converter_factory/struct.ConverterFactory.html#method.new) for more information.
     56   */
     57  inline static diplomat::result<std::unique_ptr<icu4x::UnitsConverterFactory>, icu4x::DataError> create_with_provider(const icu4x::DataProvider& provider);
     58 
     59  /**
     60   * Creates a new [`UnitsConverter`] from the input and output [`MeasureUnit`]s.
     61   * Returns nothing if the conversion between the two units is not possible.
     62   * For example, conversion between `meter` and `second` is not possible.
     63   *
     64   * See the [Rust documentation for `converter`](https://docs.rs/icu/latest/icu/experimental/units/converter_factory/struct.ConverterFactory.html#method.converter) for more information.
     65   */
     66  inline std::unique_ptr<icu4x::UnitsConverter> converter(const icu4x::MeasureUnit& from, const icu4x::MeasureUnit& to) const;
     67 
     68  inline const icu4x::capi::UnitsConverterFactory* AsFFI() const;
     69  inline icu4x::capi::UnitsConverterFactory* AsFFI();
     70  inline static const icu4x::UnitsConverterFactory* FromFFI(const icu4x::capi::UnitsConverterFactory* ptr);
     71  inline static icu4x::UnitsConverterFactory* FromFFI(icu4x::capi::UnitsConverterFactory* ptr);
     72  inline static void operator delete(void* ptr);
     73 private:
     74  UnitsConverterFactory() = delete;
     75  UnitsConverterFactory(const icu4x::UnitsConverterFactory&) = delete;
     76  UnitsConverterFactory(icu4x::UnitsConverterFactory&&) noexcept = delete;
     77  UnitsConverterFactory operator=(const icu4x::UnitsConverterFactory&) = delete;
     78  UnitsConverterFactory operator=(icu4x::UnitsConverterFactory&&) noexcept = delete;
     79  static void operator delete[](void*, size_t) = delete;
     80 };
     81 
     82 } // namespace
     83 #endif // icu4x_UnitsConverterFactory_D_HPP