import { TextStyle } from '../types';
declare const textFontFamilies: readonly ["NotoSans-SemiBoldItalic", "NotoSans-SemiBold", "NotoSans-Italic", "NotoSans-Regular", "Figtree-NotoSans-SemiBold", "Figtree-NotoSans-Italic", "Figtree-NotoSans-Regular", "Figtree-NotoSans-SemiBoldItalic"];
export type TextFontFamily = (typeof textFontFamilies)[number];
export declare function getTextFontFamily(options: {
    typeface: string;
    fontWeight: number;
    fontStyle: string;
    shouldUseFallbackFont: boolean;
}): TextFontFamily;
declare const headingFontFamilies: readonly ["NotoSans-Bold", "Platform-NotoSans-Bold"];
export type HeadingFontFamily = (typeof headingFontFamilies)[number];
export declare function getHeadingFontFamily(shouldUseFallbackFont: boolean): HeadingFontFamily;
export declare function assertHeadingOrTextFontFamilies(input: string): asserts input is HeadingFontFamily | TextFontFamily;
export declare function getInlineTextFontFamily(shouldUseFallbackFont: boolean, parentFontFamily: TextStyle['fontFamily'], fontWeight?: 'medium' | 'normal', italic?: boolean): TextStyle['fontFamily'];
export {};
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