import type { DynamicContext } from 'ag-charts-core';
import type { LayoutCompleteEvent } from '../core/eventsHub';
import type { ChartRegistry } from '../module/moduleContext';
import { ChartCaption } from './chartCaption';
import type { LayoutContext } from './layout/layoutManager';
export declare class ChartCaptions {
    readonly title: ChartCaption;
    readonly subtitle: ChartCaption;
    readonly footnote: ChartCaption;
    constructor(ctx: DynamicContext<ChartRegistry>);
    positionCaptions({ layoutBox }: LayoutContext): void;
    positionAbsoluteCaptions(ctx: LayoutCompleteEvent): void;
    private computeX;
    private positionCaption;
    private shrinkLayoutByCaption;
}