import * as d3 from 'd3';
import { Item, NotEmptyItem, NumberRange, TickValues } from './LinearChart';
export declare const INITIAL_DOMAIN: readonly [number, number];
export declare const getIndexWithFallbackToDefault: (index: number, def: number) => number;
export declare const padDomain: ({ domain, paddingStart, paddingEnd, zoomScale, }: {
    domain: NumberRange;
    paddingStart: number;
    paddingEnd: number;
    zoomScale: number;
}) => NumberRange;
export declare const invertDomain: ([start, end]: NumberRange) => NumberRange;
export declare const getXRange: (width: number) => NumberRange;
export declare const getYRange: (height: number) => NumberRange;
export declare const getXScale: (domain: NumberRange, width: number) => d3.ScaleLinear<number, number, never>;
export declare const getYScale: (domain: NumberRange, height: number) => d3.ScaleLinear<number, number, never>;
export declare const isInDomain: (value: number, domain: readonly number[]) => boolean;
export declare const getDomainWithLimits: (domain: NumberRange, min: number | undefined, max: number | undefined) => NumberRange;
export declare const getUniqValues: (items: readonly Item[], domain: NumberRange, type: 'x' | 'y') => readonly number[];
export declare const getMainTickValues: ({ items, domain, ticksCount, }: {
    items: readonly Item[];
    ticksCount: number;
    domain: NumberRange;
}) => TickValues;
export declare const getSecondaryTickValues: ({ items, domain, ticksCount, }: {
    items: readonly Item[];
    domain: NumberRange;
    ticksCount: number;
}) => number[];
export declare function flipPointsOnAxes<T extends Item | NotEmptyItem>(items: readonly T[], isHorizontal?: boolean): readonly T[];