import { type HTMLAttributes } from 'react';
import { FontWidthMap } from './chars-font-width-map.js';
import type { DataTestId } from '../../../../core/types/data-props.js';
import type { MaskingProps } from '../../../../core/types/masking-props.js';
import type { StylingProps } from '../../../../core/types/styling-props.js';
import type { TruncationMode } from '../../../../typography/text-ellipsis/TextEllipsis.js';
/**
 * The props for the TextEllipsis component.
 * @public
 */
export interface TextEllipsisProps extends HTMLAttributes<HTMLDivElement>, StylingProps, DataTestId, MaskingProps {
    /**
     * Pixel width map per character used to compute truncation.
     * Keys are single characters and values are their widths in CSS pixels.
     * Important: the widths must match the effective font family, size, and weight
     * used in the rendered label (e.g., the legend item). If a character is missing,
     * the implementation typically falls back to the width of 'W'.
     *
     * Example shape:
     * { 'A': 7.12, 'B': 7.04, ' ': 3.00, '.': 2.00, ... }
     *
     * @defaultValue charsFontWidth12pixelsSize400Map
     */
    charsFontWidthMap?: FontWidthMap;
    /**
     * The mode used for truncating the text, either at the start, in the middle or at the end.
     * @defaultValue 'end'
     */
    truncationMode?: TruncationMode;
}
/**
 * @public
 * @param props.charsFontWidthMap - Pixel width map per character (must match the effective font).
 * @param props.truncationMode - Truncation mode: 'start' | 'middle' | 'end' (default 'end').
 */
export declare const ChartTextEllipsis: (props: TextEllipsisProps & {
    children?: import("react").ReactNode | undefined;
} & import("react").RefAttributes<HTMLSpanElement>) => import("react").ReactElement | null;