import { SeqStream } from "bytestreamjs";
import { FontTable } from "../Table";
export interface HDMXRecord {
    widths: Uint8Array;
    pixelSize: number;
    maxWidth: number;
}
export interface HDMXParameters {
    version?: number;
    records?: HDMXRecord[];
}
export declare class HDMX extends FontTable {
    version: number;
    records: HDMXRecord[];
    constructor(parameters?: HDMXParameters);
    static get tag(): number;
    toStream(stream: SeqStream): boolean;
    static fromStream(stream: SeqStream, numGlyphs: number): HDMX;
}