chromium/third_party/icu/source/i18n/number_usageprefs.h

// © 2020 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html

#include "unicode/utypes.h"

#if !UCONFIG_NO_FORMATTING
#ifndef __NUMBER_USAGEPREFS_H__
#define __NUMBER_USAGEPREFS_H__

#include "cmemory.h"
#include "number_types.h"
#include "unicode/listformatter.h"
#include "unicode/localpointer.h"
#include "unicode/locid.h"
#include "unicode/measunit.h"
#include "unicode/stringpiece.h"
#include "unicode/uobject.h"
#include "units_converter.h"
#include "units_router.h"

U_NAMESPACE_BEGIN

ComplexUnitsConverter;
UnitsRouter;

namespace number {
namespace impl {

/**
 * A MicroPropsGenerator which uses UnitsRouter to produce output converted to a
 * MeasureUnit appropriate for a particular localized usage: see
 * NumberFormatterSettings::usage().
 */
class U_I18N_API UsagePrefsHandler : public MicroPropsGenerator, public UMemory { … };

} // namespace impl
} // namespace number

// Export explicit template instantiations of LocalPointerBase and LocalPointer.
// This is required when building DLLs for Windows. (See datefmt.h,
// collationiterator.h, erarules.h and others for similar examples.)
//
// Note: These need to be outside of the number::impl namespace, or Clang will
// generate a compile error.
#if U_PF_WINDOWS <= U_PLATFORM && U_PLATFORM <= U_PF_CYGWIN
#if defined(_MSC_VER)
// Ignore warning 4661 as LocalPointerBase does not use operator== or operator!=
#pragma warning(push)
#pragma warning(disable: 4661)
#endif
template class U_I18N_API LocalPointerBase<ComplexUnitsConverter>;
template class U_I18N_API LocalPointer<ComplexUnitsConverter>;
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
#endif

namespace number {
namespace impl {

/**
 * A MicroPropsGenerator which converts a measurement from one MeasureUnit to
 * another. In particular, the output MeasureUnit may be a mixed unit. (The
 * input unit may not be a mixed unit.)
 */
class U_I18N_API UnitConversionHandler : public MicroPropsGenerator, public UMemory { … };

} // namespace impl
} // namespace number
U_NAMESPACE_END

#endif // __NUMBER_USAGEPREFS_H__
#endif /* #if !UCONFIG_NO_FORMATTING */