import React from "react";
import type { TextAlign, TextColor, TruncateLength, TypographyProps } from "../Typography";
type HeadingColor = Extract<TextColor, "text" | "subdued" | "heading">;
export type HeadingLevel = "title" | "subtitle" | "heading" | "subHeading";
interface HeadingProps<T extends HeadingLevel> extends Pick<TypographyProps<"base">, "selectable"> {
    /**
     * Text to display. Supports nesting text elements.
     */
    readonly children: React.ReactNode;
    /**
     * The type of heading, e.g., "Title"
     */
    readonly level?: T;
    /**
     * The text color of heading
     */
    readonly variation?: HeadingColor;
    /**
     * Uses the reverse variant of the text color for the heading
     */
    readonly reverseTheme?: boolean;
    /**
     * Alignment of heading
     */
    readonly align?: TextAlign;
    /**
     * The maximum amount of lines the text can occupy before being truncated with "...".
     * Uses predefined string values that correspond to a doubling scale for the amount of lines.
     */
    readonly maxLines?: TruncateLength;
    /**
     * Allow text to be resized based on user's device display scale
     */
    readonly allowFontScaling?: boolean;
}
export declare const HEADING_MAX_SCALED_FONT_SIZE: Record<HeadingLevel, number>;
export declare function Heading<T extends HeadingLevel = "heading">({ children, level, variation, reverseTheme, align, maxLines, allowFontScaling, selectable, }: HeadingProps<T>): React.JSX.Element;
export {};