export interface LinearProgressClasses {
  /** Styles applied to the root element. */
  root: string;
  /** Styles applied to the root and bar2 element if `color="primary"`; bar2 if `variant="buffer"`. */
  colorPrimary: string;
  /** Styles applied to the root and bar2 elements if `color="secondary"`; bar2 if `variant="buffer"`. */
  colorSecondary: string;
  /** Styles applied to the root element if `variant="determinate"`. */
  determinate: string;
  /** Styles applied to the root element if `variant="indeterminate"`. */
  indeterminate: string;
  /** Styles applied to the root element if `variant="buffer"`. */
  buffer: string;
  /** Styles applied to the root element if `variant="query"`. */
  query: string;
  /** Styles applied to the additional bar element if `variant="buffer"`. */
  dashed: string;
  /** Styles applied to the layered bar1 and bar2 elements. */
  bar: string;
  /** Styles applied to the bar1 element. */
  bar1: string;
  /** Styles applied to the bar2 element. */
  bar2: string;
}
export type LinearProgressClassKey = keyof LinearProgressClasses;
export declare function getLinearProgressUtilityClass(slot: string): string;
declare const linearProgressClasses: LinearProgressClasses;
export default linearProgressClasses;