import type { InitialCounterFormatter, MaxCodepointLengthInRangeComputer, FallbackRenderer, CounterStyleRenderer } from './public-types';
export interface Engine {
    specs: Specifications;
    formatter: InitialCounterFormatter;
    maxLengthInRange: MaxCodepointLengthInRangeComputer;
    withSpecs: (spToMerge: Partial<Specifications>) => Engine;
    withMaxLengthInRange: (cp: MaxCodepointLengthInRangeComputer) => Engine;
}
export interface Specifications {
    reversedMarker: boolean;
    reversedCounter: boolean;
    suffix: string | null;
    prefix: string | null;
    fallback: FallbackRenderer;
    negative: null | {
        prefix: string;
        suffix: string;
    };
    range: {
        min: number;
        max: number;
    };
    padding: null | {
        right: boolean;
        char: string;
        length: number;
    };
}
/**
 * Internal implementation of CounterStyleRenderer
 */
export interface CounterStyleRendererInt extends CounterStyleRenderer {
    engine: Engine;
    getAbsoluteMaxLenInRange(min: number, max: number, negative: boolean): number;
}