scuffed-code/icu4c/source/i18n/number_scientific.h
2017-09-27 05:31:57 +00:00

61 lines
1.6 KiB
C++

// © 2017 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
#if !UCONFIG_NO_FORMATTING
#ifndef __NUMBER_SCIENTIFIC_H__
#define __NUMBER_SCIENTIFIC_H__
#include "number_types.h"
U_NAMESPACE_BEGIN namespace number {
namespace impl {
// Forward-declare
class ScientificHandler;
class ScientificModifier : public UMemory, public Modifier {
public:
ScientificModifier();
void set(int32_t exponent, const ScientificHandler *handler);
int32_t apply(NumberStringBuilder &output, int32_t leftIndex, int32_t rightIndex,
UErrorCode &status) const override;
int32_t getPrefixLength(UErrorCode &status) const override;
int32_t getCodePointCount(UErrorCode &status) const override;
bool isStrong() const override;
private:
int32_t fExponent;
const ScientificHandler *fHandler;
};
class ScientificHandler : public UMemory, public MicroPropsGenerator, public MultiplierProducer {
public:
ScientificHandler(const Notation *notation, const DecimalFormatSymbols *symbols,
const MicroPropsGenerator *parent);
void
processQuantity(DecimalQuantity &quantity, MicroProps &micros, UErrorCode &status) const override;
int32_t getMultiplier(int32_t magnitude) const override;
private:
const Notation::ScientificSettings& fSettings;
const DecimalFormatSymbols *fSymbols;
const MicroPropsGenerator *fParent;
friend class ScientificModifier;
};
} // namespace impl
} // namespace number
U_NAMESPACE_END
#endif //__NUMBER_SCIENTIFIC_H__
#endif /* #if !UCONFIG_NO_FORMATTING */