import { MDCLinearProgress } from '@material/linear-progress';
export declare class LinearProgress {
    indeterminate: boolean;
    opened: boolean;
    backgroundColor: string;
    timeout: number;
    linearEl: HTMLElement;
    mdcLinearProgressEl: MDCLinearProgress;
    show(): Promise<void>;
    close(): Promise<void>;
    open(): Promise<void>;
    componentDidLoad(): void;
    componentWillUpdate(): void;
    getClasses(): {
        'mdc-linear-progress': boolean;
        'mdc-linear-progress--closed': boolean;
        'mdc-linear-progress--indeterminate': boolean;
    };
    render(): any;
}