scuffed-code/icu4c/source/i18n/number_scientific.h
Shane Carr 6daab85db4 ICU-20429 Renaming [Number->Formatted]StringBuilder and refactoring.
- StringSegment, ICU4C:
  * Moved to top icu namespace
  * Compilation unit renamed to string_segment.
- NumberStringBuilder, C and J:
  * Moved to main icu namespace
  * Compilation unit renamed to formatted_string_builder
  * Renamed class to FormattedStringBuilder
- Moves nextPosition logic of NumberStringBuilder to helper class
2019-04-05 20:08:07 -05:00

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1.8 KiB
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// © 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_SCIENTIFIC_H__
#define __NUMBER_SCIENTIFIC_H__
#include "number_types.h"
U_NAMESPACE_BEGIN namespace number {
namespace impl {
// Forward-declare
class ScientificHandler;
class U_I18N_API ScientificModifier : public UMemory, public Modifier {
public:
ScientificModifier();
void set(int32_t exponent, const ScientificHandler *handler);
int32_t apply(FormattedStringBuilder &output, int32_t leftIndex, int32_t rightIndex,
UErrorCode &status) const U_OVERRIDE;
int32_t getPrefixLength() const U_OVERRIDE;
int32_t getCodePointCount() const U_OVERRIDE;
bool isStrong() const U_OVERRIDE;
bool containsField(UNumberFormatFields field) const U_OVERRIDE;
void getParameters(Parameters& output) const U_OVERRIDE;
bool semanticallyEquivalent(const Modifier& other) const U_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 U_OVERRIDE;
int32_t getMultiplier(int32_t magnitude) const U_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 */