@mui/material/styles/createTransitions.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.

export interface Easing {
  easeInOut: string;
  easeOut: string;
  easeIn: string;
  sharp: string;
}
export const easing: Easing;
export interface Duration {
  shortest: number;
  shorter: number;
  short: number;
  standard: number;
  complex: number;
  enteringScreen: number;
  leavingScreen: number;
}
export const duration: Duration;
export interface TransitionsOptions {
  easing?: Partial<Easing>;
  duration?: Partial<Duration>;
  create?: (props: string | string[], options?: Partial<{
    duration: number | string;
    easing: string;
    delay: number | string;
  }>) => string;
  getAutoHeightDuration?: (height: number) => number;
}

/**
 * @internal
 * @param props
 * @param options
 */
export function create(props: string | string[], options?: Partial<{
  duration: number | string;
  easing: string;
  delay: number | string;
}>): string;

/**
 * @internal
 * @param height
 */
export function getAutoHeightDuration(height: number): number;
export interface Transitions {
  easing: Easing;
  duration: Duration;
  create: typeof create;
  getAutoHeightDuration: typeof getAutoHeightDuration;
}
export default function createTransitions(inputTransitions: TransitionsOptions): Transitions;