/** @packageDocumentation
 * @module Quantity
 */
import { FormatterSpec } from "./FormatterSpec";
/** A helper class that contains methods used to format quantity values based on a format that are defined via the Format class.
 * @beta
 */
export declare class Formatter {
    private static FPV_MINTHRESHOLD;
    private static isNegligible;
    /** Return floating point value rounded by specific rounding factor.
     *  @param value    Value to be rounded.
     *  @param roundTo  Rounding factor.
     */
    private static roundDouble;
    /** Generate a formatted text string integer value insert 1000 separators if appropriate.
     *  @param wholePart    Integer value to be formatted.
     */
    private static integerPartToText;
    /** Trim trailing "0" from the text that represent the fractional part of a floating point value.
     *  @param strVal   The value string.
     */
    private static trimTrailingZeroes;
    /** Format a quantity value into a composite format such as ft-in or deg-min-sec.
     *  @param compositeValue   The value for this part of the composite
     *  @param isLastPart       If false the composite value should be a whole value, if true then the value should be formatted as a floating point value.
     *  @param label            Label for this part of the composite. This will be either the default unit label or a custom label specified the format specification.
     */
    private static formatCompositePart;
    /** Format a quantity value into a composite format such as ft-in or deg-min-sec.
     *  @param magnitude   quantity value
     *  @param fromUnit    quantity unit
     */
    private static formatComposite;
    /** Format a quantity value into a single text string. Imitate how formatting done by server method NumericFormatSpec::FormatDouble.
     *  @param magnitude   quantity value
     */
    private static formatMagnitude;
    private static countAndPad;
    /** Helper function to apply sign formatting based on showSignOption
     *  @param isNegative   whether the value should be treated as negative
     *  @param showSignOption   the sign display option
     *  @param formatType   the format type (to handle bearing/azimuth exceptions)
     *  @returns object containing prefix and suffix strings
     */
    private static applySignFormatting;
    /** Format a quantity value into a single text string based on the current format specification of this class.
     *  @param magnitude   defines the value to spec.format.
     *  @param spec      A FormatterSpec object the defines specification for the magnitude and unit conversions for the formatter.
     */
    static formatQuantity(magnitude: number, spec: FormatterSpec): string;
    private static processBearingAndAzimuth;
    private static normalizeAngle;
    private static getRevolution;
    private static formatRatioPart;
    /** Format a ratio quantity value (separate from composite formatting) */
    private static formatRatioQuantity;
    private static formatRatio;
}
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