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 additional bar element if `variant="buffer"` and `color="primary"`.
     * @deprecated Combine the [.MuiLinearProgress-dashed](/material-ui/api/linear-progress/#linear-progress-classes-dashed) and [.MuiLinearProgress-colorPrimary](/material-ui/api/linear-progress/#linear-progress-classes-colorPrimary) classes instead. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/)
     */
    dashedColorPrimary: string;
    /** Styles applied to the additional bar element if `variant="buffer"` and `color="secondary"`.
     * @deprecated Combine the [.MuiLinearProgress-dashed](/material-ui/api/linear-progress/#linear-progress-classes-dashed) and [.MuiLinearProgress-colorSecondary](/material-ui/api/linear-progress/#linear-progress-classes-colorSecondary) classes instead. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/)
     */
    dashedColorSecondary: 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;
    /** Styles applied to the bar elements if `color="primary"`; bar2 if `variant` not "buffer".
     * @deprecated Use the [.MuiLinearProgress-bar](/material-ui/api/linear-progress/#linear-progress-classes-bar) and [.MuiLinearProgress-colorPrimary](/material-ui/api/linear-progress/#linear-progress-classes-colorPrimary) classes instead. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/)
     */
    barColorPrimary: string;
    /** Styles applied to the bar elements if `color="secondary"`; bar2 if `variant` not "buffer".
     * @deprecated Use the [.MuiLinearProgress-bar](/material-ui/api/linear-progress/#linear-progress-classes-bar) and [.MuiLinearProgress-colorSecondary](/material-ui/api/linear-progress/#linear-progress-classes-colorSecondary) classes instead. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/)
     */
    barColorSecondary: string;
    /** Styles applied to the bar1 element if `variant="indeterminate or query"`.
     * @deprecated Use the [.MuiLinearProgress-bar1](/material-ui/api/linear-progress/#linear-progress-classes-bar1) and [.MuiLinearProgress-indeterminate](/material-ui/api/linear-progress/#linear-progress-classes-indeterminate) classes instead. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/)
     */
    bar1Indeterminate: string;
    /** Styles applied to the bar1 element if `variant="determinate"`.
     * @deprecated Use the [.MuiLinearProgress-bar1](/material-ui/api/linear-progress/#linear-progress-classes-bar1) and [.MuiLinearProgress-determinate](/material-ui/api/linear-progress/#linear-progress-classes-determinate) classes instead. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/)
     */
    bar1Determinate: string;
    /** Styles applied to the bar1 element if `variant="buffer"`.
     * @deprecated Use the [.MuiLinearProgress-bar1](/material-ui/api/linear-progress/#linear-progress-classes-bar1) and [.MuiLinearProgress-buffer](/material-ui/api/linear-progress/#linear-progress-classes-buffer) classes instead. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/)
     */
    bar1Buffer: string;
    /** Styles applied to the bar2 element if `variant="indeterminate or query"`.
     * @deprecated Use the [.MuiLinearProgress-bar2](/material-ui/api/linear-progress/#linear-progress-classes-bar2) and [.MuiLinearProgress-indeterminate](/material-ui/api/linear-progress/#linear-progress-classes-indeterminate) classes instead. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/)
     */
    bar2Indeterminate: string;
    /** Styles applied to the bar2 element if `variant="buffer"`.
     * @deprecated Use the [.MuiLinearProgress-bar2](/material-ui/api/linear-progress/#linear-progress-classes-bar2) and [.MuiLinearProgress-buffer](/material-ui/api/linear-progress/#linear-progress-classes-buffer) classes instead. [How to migrate](/material-ui/migration/migrating-from-deprecated-apis/)
     */
    bar2Buffer: string;
}
export type LinearProgressClassKey = keyof LinearProgressClasses;
export declare function getLinearProgressUtilityClass(slot: string): string;
declare const linearProgressClasses: LinearProgressClasses;
export default linearProgressClasses;