import type { ScaleBand, ScaleLinear, ScaleLogarithmic, ScaleSymLog, ScaleTime } from 'd3-scale';
/** Union of possible tick value types returned by {@link getTicks}. */
export type TickValue = number | Date | string;
/** A scale that supports `ticks()` (continuous scales like linear, time, log). */
interface ScaleWithTicks {
    domain(): TickValue[];
    ticks(count?: number): TickValue[];
}
/** A scale that only exposes `domain()` (band and ordinal scales). */
interface ScaleWithDomainOnly {
    domain(): TickValue[];
}
/**
 * Extracts tick values from a d3 scale. Replaces `@visx/scale`'s `getTicks`.
 *
 * Continuous scales delegate to `scale.ticks(numTicks)`.
 * Band/ordinal scales sample evenly from `scale.domain()`.
 *
 * @param scale - Any d3 scale.
 * @param numTicks - Desired tick count hint. When omitted, band scales return the full domain.
 */
export declare function getTicks(scale: ScaleLinear<number, number> | ScaleLogarithmic<number, number> | ScaleSymLog<number, number>, numTicks?: number): number[];
/** Returns `Date[]` for time scales. */
export declare function getTicks(scale: ScaleTime<number, number>, numTicks?: number): Date[];
/** Returns `string[]` for band scales. */
export declare function getTicks(scale: ScaleBand<string>, numTicks?: number): string[];
/** Fallback overload for duck-typed scale objects. */
export declare function getTicks(scale: ScaleWithTicks | ScaleWithDomainOnly, numTicks?: number): TickValue[];
export {};