import type { AxisID, DynamicContext, NormalisedAxisTitleOptions, NormalisedTextOrSegments } from 'ag-charts-core';
import { RotatableText } from 'ag-charts-core';
import type { FontStyle, FontWeight, TextWrap } from 'ag-charts-types';
import type { ChartRegistry } from '../module/moduleContext';
import type { CaptionLike } from './captionLike';
type CaptionNodeDatum = {
    visible: boolean;
    text: NormalisedTextOrSegments | undefined;
    textAlign: string;
    textBaseline: string;
    x: number;
    y: number;
    rotationCenterX: number;
    rotationCenterY: number;
    rotation: number;
};
export declare class Caption implements CaptionLike {
    static readonly className = "Caption";
    readonly id: string;
    readonly node: RotatableText<CaptionNodeDatum>;
    enabled: boolean;
    text?: NormalisedTextOrSegments;
    fontStyle?: FontStyle;
    fontWeight?: FontWeight;
    fontSize: number;
    fontFamily: string;
    lineHeight?: number;
    color?: string;
    maxWidth?: number;
    maxHeight?: number;
    wrapping: TextWrap;
    truncate: boolean;
    padding: number;
    applyTitle(title: NormalisedAxisTitleOptions): void;
    setText(text: NormalisedTextOrSegments | undefined): void;
    private truncated;
    private proxyText?;
    private proxyTextListeners?;
    private lastProxyTextContent?;
    private lastProxyBBox?;
    private a11yContext?;
    registerInteraction(moduleCtx: DynamicContext<ChartRegistry>, axisId: AxisID): () => void;
    computeTextWrap(containerWidth: number, containerHeight: number): void;
    private updateA11yText;
    private showTooltip;
    private handleMouseMove;
    private handleFocus;
    private handleTooltipHide;
    destroy(): void;
    private destroyProxyText;
}
export {};