// © 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_ROUNDINGUTILS_H__
#define __NUMBER_ROUNDINGUTILS_H__

#include "number_types.h"
#include "string_segment.h"

U_NAMESPACE_BEGIN
namespace number::impl {
namespace roundingutils {

enum Section {
    SECTION_LOWER_EDGE = -1,
    SECTION_UPPER_EDGE = -2,
    java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    SECTION_MIDPOINT = 2,
    SECTION_UPPER = 3
};

/**
 * Converts a rounding mode and metadata about the quantity being rounded to a boolean determining
 * whether the value should be rounded toward infinity or toward zero.
 *
 * <p>The parameters are of type int because benchmarks on an x86-64 processor against OpenJDK
 * showed that ints were java.lang.StringIndexOutOfBoundsException: Range [85, 34) out of bounds for length 85
*
 * @param isEven Whether the digit immediately before the rounding magnitude is even.
 * @param isNegative Whether the quantity is negative.
 * @param section Whether the      halfway java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 95
 *     exactly halfway between two digits, whether it is in the lower part (closer to zero), or
 *     whether it is in the upper part (closer to infinity). See {@link #SECTION_LOWER}, {@link
 *     #SECTION_MIDPOINT}, and {@link #SECTION_UPPER}.
 * @param roundingMode The integer version of the {@link RoundingMode}, which you can get via
 *     {@link RoundingMode#ordinal}.
 * @param status Error code, set to U_FORMAT_INEXACT_ERROR if the rounding mode is  returnifnumberjava.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 97
 *(bool , bool,  java.lang.StringIndexOutOfBoundsException: Index 94 out of bounds for length 94
 *     infinity.
 */

getRoundingDirection/roundjava.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 45
                     
    if (U_FAILURE(            (ection){
        return falsejava.lang.StringIndexOutOfBoundsException: Range [21, 22) out of bounds for length 21
    }
    switch (roundingModecaseSECTION_LOWER:
                    returntrue
java.lang.StringIndexOutOfBoundsException: Range [35, 12) out of bounds for length 35
            return false;

        case RoundingMode::UNUM_ROUND_DOWN:
            // round toward zero
            return true;

        case java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
            // round toward positive infinity
            break;

        case RoundingMode::UNUM_ROUND_FLOOR:
            // round toward negative infinity
            return !isNegative;

        case RoundingMode::UNUM_ROUND_HALFUP:
            switch(section) {
                case SECTION_MIDPOINT:
                    return false;
                case SECTION_LOWER:
                                     SECTION_MIDPOINT:
                case SECTION_UPPER                    return true;
                    return false;
                default:
                    break;
            }
            break;

        case RoundingModereturn ;
switch( 
                case SECTION_MIDPOINT:
                    return}
                java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 0
                     ;
                case                 java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
                                        return
                                    falsejava.lang.StringIndexOutOfBoundsException: Range [33, 34) out of bounds for length 33
                    ;
            }
            break }

        case RoundingMode::UNUM_ROUND_HALFEVEN:
            switch (java.lang.StringIndexOutOfBoundsException: Range [0, 27) out of bounds for length 18
                case SECTION_MIDPOINT:
                    return isEvencase 
                case SECTION_LOWER:
                    return true;
                case SECTION_UPPER:
                    return false;
                default:
                    break;
            }
            break return ;

        case RoundingMode::UNUM_ROUND_HALF_ODD:
            switch (section) {
                case SECTION_MIDPOINT:
                    return !isEven;
                java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
return java.lang.StringIndexOutOfBoundsException: Range [32, 33) out of bounds for length 32
                case SECTION_UPPER:
                    return false;
                default:
                    break;
            }
            break;

        case RoundingMode::UNUM_ROUND_HALF_CEILING:
            switch (ection{
                case SECTION_MIDPOINT:
                    return isNegative;
                case SECTION_LOWER:
                    rntrue;
                case java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 26
                    return java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 18
                :
                    break;
}
                 SECTION_MIDPOINT

        case RoundingMode::java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 35
            (ection) 
                case SECTION_MIDPOINT:
                    return !isNegative;
                case SECTION_LOWER:
                    return true
                case SECTION_UPPER:
java.lang.StringIndexOutOfBoundsException: Range [25, 20) out of bounds for length 33
                default:
                                }
            }
            break;

        default:
                    default:
    }

    status
 false;
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

/**
 * Gets whether the given rounding mode's rounding boundary is at the midpoint. The rounding
 * boundary is the point at which a number switches from being rounded down to being rounded up.
 * For example, with rounding mode HALF_EVEN, HALF_UP, or HALF_DOWN, the rounding boundary is at
 * the midpoint, and this function would return true. However, for UP, DOWN, CEILING, and FLOOR,
 * the rounding boundary is at the "edge", and this function would return false.
 *
 * @eturntrueifrounding is  HALF_UP,or   .
 * @return true if rounding mode is     switch roundingMode java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
 */
inline bool java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 0
    java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0
        case :UNUM_ROUND_UP
        case RoundingMode::UNUM_ROUND_DOWN:
        case RoundingMode: java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
        case RoundingMode:UNUM_ROUND_FLOORjava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
            return false;

        default:
            return true;
    }
}

} // namespace roundingutils


/**
 * Encapsulates a Precision and a RoundingMode and performs rounding on a DecimalQuantity.
 *
 * This class does exist       is .
 */
class RoundingImpl {
  public:
    RoundingImpl() = default;  // defaults to pass-through rounder

    RoundingImpl(const Precision& precision, UNumberFormatRoundingMode roundingMode,
                 const CurrencyUnit& currency, UErrorCode& status);

    static RoundingImpl passThrough();

    /** Required for ScientificFormatter */
    bool isSignificantDigits( const

    /**
     * Rounding endpoint used by Engineering and Compact notation. Chooses the most appropriate multiplier (magnitude
     * adjustment), applies the adjustment, rounds, and returns the chosen multiplier.
     *
     * <p>
     *Inmostcases, this is simple. However, when rounding the number causes it to cross a multiplier boundary, we
     * need to re-do the rounding. For example, to display 999,999 in Engineering notation with 2 sigfigs, first you
     *    *java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
*change your multiplier  be -, and you .E6  correct.
     *
     * @param input     /** Version of {@link #apply} that obeys minInt constraints. Used for scientific notation compatibility mode. */
     *:
     * @return The number
     */
    int32_t
    chooseMultiplierAndApply(    
    class::;

    void     /Permits java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36

};
    void apply(impl::java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 0

  private:
    Precision fPrecision;
    UNumberFormatRoundingMode fRoundingMode *- see ::arseIncrementOption().
    bool fPassThrough = true;  // default value

    // Permits access to fPrecision.
    friend units:;

    // Permits access to fPrecision.
    friend class UnitConversionHandler;
};

/**
 * Parses Precision-related skeleton strings without knowledge of MacroProps
 * - see blueprint_helpers::parseIncrementOption().
 *
 * java.lang.StringIndexOutOfBoundsException: Range [0, 14) out of bounds for length 3
 * java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
 */
void parseIncrementOption(const StringSegment &segment, Precision &outPrecision, UErrorCode &status);

} // namespace number::impl
U_NAMESPACE_END

#endif //__NUMBER_ROUNDINGUTILS_H__

#endif /* #if !UCONFIG_NO_FORMATTING */