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-rw-r--r--Build/source/libs/icu/icu-src/source/i18n/number_decimalquantity.h26
1 files changed, 23 insertions, 3 deletions
diff --git a/Build/source/libs/icu/icu-src/source/i18n/number_decimalquantity.h b/Build/source/libs/icu/icu-src/source/i18n/number_decimalquantity.h
index 107c09a96a5..862addf5d6c 100644
--- a/Build/source/libs/icu/icu-src/source/i18n/number_decimalquantity.h
+++ b/Build/source/libs/icu/icu-src/source/i18n/number_decimalquantity.h
@@ -81,11 +81,15 @@ class U_I18N_API DecimalQuantity : public IFixedDecimal, public UMemory {
*
* <p>If rounding to a power of ten, use the more efficient {@link #roundToMagnitude} instead.
*
- * @param roundingIncrement The increment to which to round.
+ * @param increment The increment to which to round.
+ * @param magnitude The power of 10 to which to round.
* @param roundingMode The {@link RoundingMode} to use if rounding is necessary.
*/
- void roundToIncrement(double roundingIncrement, RoundingMode roundingMode,
- UErrorCode& status);
+ void roundToIncrement(
+ uint64_t increment,
+ digits_t magnitude,
+ RoundingMode roundingMode,
+ UErrorCode& status);
/** Removes all fraction digits. */
void truncate();
@@ -141,6 +145,13 @@ class U_I18N_API DecimalQuantity : public IFixedDecimal, public UMemory {
bool adjustMagnitude(int32_t delta);
/**
+ * Scales the number such that the least significant nonzero digit is at magnitude 0.
+ *
+ * @return The previous magnitude of the least significant digit.
+ */
+ int32_t adjustToZeroScale();
+
+ /**
* @return The power of ten corresponding to the most significant nonzero digit.
* The number must not be zero.
*/
@@ -234,6 +245,9 @@ class U_I18N_API DecimalQuantity : public IFixedDecimal, public UMemory {
/** Internal method if the caller already has a DecNum. */
DecimalQuantity &setToDecNum(const DecNum& n, UErrorCode& status);
+ /** Returns a DecimalQuantity after parsing the input string. */
+ static DecimalQuantity fromExponentString(UnicodeString n, UErrorCode& status);
+
/**
* Appends a digit, optionally with one or more leading zeros, to the end of the value represented
* by this DecimalQuantity.
@@ -315,6 +329,10 @@ class U_I18N_API DecimalQuantity : public IFixedDecimal, public UMemory {
/** Returns the string without exponential notation. Slightly slower than toScientificString(). */
UnicodeString toPlainString() const;
+ /** Returns the string using ASCII digits and using exponential notation for non-zero
+ exponents, following the UTS 35 specification for plural rule samples. */
+ UnicodeString toExponentString() const;
+
/** Visible for testing */
inline bool isUsingBytes() { return usingBytes; }
@@ -518,6 +536,8 @@ class U_I18N_API DecimalQuantity : public IFixedDecimal, public UMemory {
void _setToDecNum(const DecNum& dn, UErrorCode& status);
+ static int32_t getVisibleFractionCount(UnicodeString value);
+
void convertToAccurateDouble();
/** Ensure that a byte array of at least 40 digits is allocated. */