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// © 2018 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 __SOURCE_NUMBER_MULTIPLIER_H__
#define __SOURCE_NUMBER_MULTIPLIER_H__
#include "numparse_types.h"
#include "number_decimfmtprops.h"
U_NAMESPACE_BEGIN namespace number {
namespace impl {
/**
* Wraps a {@link Multiplier} for use in the number formatting pipeline.
*/
// Exported as U_I18N_API for tests
class U_I18N_API MultiplierFormatHandler : public MicroPropsGenerator, public UMemory {
public:
MultiplierFormatHandler() = default; // WARNING: Leaves object in an unusable state; call setAndChain()
void setAndChain(const Scale& multiplier, const MicroPropsGenerator* parent);
void processQuantity(DecimalQuantity& quantity, MicroProps& micros,
UErrorCode& status) const U_OVERRIDE;
private:
Scale fMultiplier;
const MicroPropsGenerator *fParent;
};
/** Gets a Scale from a DecimalFormatProperties. In Java, defined in RoundingUtils.java */
static inline Scale scaleFromProperties(const DecimalFormatProperties& properties) {
int32_t magnitudeMultiplier = properties.magnitudeMultiplier + properties.multiplierScale;
int32_t arbitraryMultiplier = properties.multiplier;
if (magnitudeMultiplier != 0 && arbitraryMultiplier != 1) {
return Scale::byDoubleAndPowerOfTen(arbitraryMultiplier, magnitudeMultiplier);
} else if (magnitudeMultiplier != 0) {
return Scale::powerOfTen(magnitudeMultiplier);
} else if (arbitraryMultiplier != 1) {
return Scale::byDouble(arbitraryMultiplier);
} else {
return Scale::none();
}
}
} // namespace impl
} // namespace number
U_NAMESPACE_END
#endif //__SOURCE_NUMBER_MULTIPLIER_H__
#endif /* #if !UCONFIG_NO_FORMATTING */
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