scuffed-code/icu4c/source/i18n/number_microprops.h

84 lines
2.3 KiB
C++

// © 2017 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_MICROPROPS_H__
#define __NUMBER_MICROPROPS_H__
// TODO: minimize includes
#include "unicode/numberformatter.h"
#include "number_types.h"
#include "number_decimalquantity.h"
#include "number_scientific.h"
#include "number_patternstring.h"
#include "number_modifiers.h"
#include "number_multiplier.h"
#include "number_roundingutils.h"
#include "decNumber.h"
#include "charstr.h"
U_NAMESPACE_BEGIN namespace number {
namespace impl {
struct MicroProps : public MicroPropsGenerator {
// NOTE: All of these fields are properly initialized in NumberFormatterImpl.
RoundingImpl rounder;
Grouper grouping;
Padder padding;
IntegerWidth integerWidth;
UNumberSignDisplay sign;
UNumberDecimalSeparatorDisplay decimal;
bool useCurrency;
char nsName[9];
// Note: This struct has no direct ownership of the following pointers.
const DecimalFormatSymbols* symbols;
const Modifier* modOuter;
const Modifier* modMiddle;
const Modifier* modInner;
// The following "helper" fields may optionally be used during the MicroPropsGenerator.
// They live here to retain memory.
struct {
ScientificModifier scientificModifier;
EmptyModifier emptyWeakModifier{false};
EmptyModifier emptyStrongModifier{true};
MultiplierFormatHandler multiplier;
} helpers;
MicroProps() = default;
MicroProps(const MicroProps& other) = default;
MicroProps& operator=(const MicroProps& other) = default;
void processQuantity(DecimalQuantity&, MicroProps& micros, UErrorCode& status) const U_OVERRIDE {
(void) status;
if (this == &micros) {
// Unsafe path: no need to perform a copy.
U_ASSERT(!exhausted);
micros.exhausted = true;
U_ASSERT(exhausted);
} else {
// Safe path: copy self into the output micros.
micros = *this;
}
}
private:
// Internal fields:
bool exhausted = false;
};
} // namespace impl
} // namespace number
U_NAMESPACE_END
#endif // __NUMBER_MICROPROPS_H__
#endif /* #if !UCONFIG_NO_FORMATTING */