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-rw-r--r--intl/icu/source/i18n/number_scientific.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/intl/icu/source/i18n/number_scientific.h b/intl/icu/source/i18n/number_scientific.h
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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 override;
+
+ int32_t getPrefixLength() const override;
+
+ int32_t getCodePointCount() const override;
+
+ bool isStrong() const override;
+
+ bool containsField(Field field) const override;
+
+ void getParameters(Parameters& output) const override;
+
+ bool semanticallyEquivalent(const Modifier& other) 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 */