import type { AssetGraph } from 'assetgraph';
import type { ExternalFontUsage } from './types/shared';
interface SubsetFontsOptions {
    formats?: string[];
    subsetPath?: string;
    omitFallbacks?: boolean;
    inlineCss?: boolean;
    fontDisplay?: string;
    hrefType?: string;
    onlyInfo?: boolean;
    dynamic?: boolean;
    console?: Console;
    text?: string;
    sourceMaps?: boolean;
    debug?: boolean;
    concurrency?: number;
    chromeArgs?: string[];
    cacheDir?: string | null;
    signal?: AbortSignal;
}
type SubsetFontsTimings = Record<string, number | undefined | Record<string, number | undefined>>;
interface SubsetFontsResult {
    fontInfo: Array<{
        assetFileName: string;
        fontUsages: ExternalFontUsage[];
    }>;
    timings: SubsetFontsTimings;
}
declare function subsetFonts(assetGraph: AssetGraph, { formats, subsetPath, omitFallbacks, inlineCss, fontDisplay, hrefType, onlyInfo, dynamic, console, text, sourceMaps, debug, concurrency, chromeArgs, cacheDir, signal, }?: SubsetFontsOptions): Promise<SubsetFontsResult>;
export = subsetFonts;
//# sourceMappingURL=subsetFonts.d.ts.map