@mui/material/styles/createTypography.d.ts

Material UI is an open-source React component library that implements Google's Material Design. It's comprehensive and can be used in production out of the box.

import * as React from 'react';
import { CSSProperties } from "./createMixins.js";
import { Palette } from "./createPalette.js";
export type TypographyVariant = 'h1' | 'h2' | 'h3' | 'h4' | 'h5' | 'h6' | 'subtitle1' | 'subtitle2' | 'body1' | 'body2' | 'caption' | 'button' | 'overline';
export interface FontStyle {
  fontFamily: React.CSSProperties['fontFamily'];
  fontSize: number;
  fontWeightLight: React.CSSProperties['fontWeight'];
  fontWeightRegular: React.CSSProperties['fontWeight'];
  fontWeightMedium: React.CSSProperties['fontWeight'];
  fontWeightBold: React.CSSProperties['fontWeight'];
  htmlFontSize: number;
}
export interface FontStyleOptions extends Partial<FontStyle> {
  allVariants?: React.CSSProperties;
}

// TODO: which one should actually be allowed to be subject to module augmentation?
// current type vs interface decision is kept for historical reasons until we
// made a decision
export type TypographyStyle = CSSProperties;
export interface TypographyStyleOptions extends TypographyStyle {}
export interface TypographyUtils {
  pxToRem: (px: number) => string;
}
export interface TypographyVariants extends Record<TypographyVariant, TypographyStyle>, FontStyle, TypographyUtils {}
export interface TypographyVariantsOptions extends Partial<Record<TypographyVariant, TypographyStyleOptions> & FontStyleOptions> {}
export default function createTypography(palette: Palette, typography: TypographyVariantsOptions | ((palette: Palette) => TypographyVariantsOptions)): TypographyVariants;