import { MouseMode } from '@dt/core-viewer';
/// <reference path="../../vendor/react/react.d.ts" />
//@ts-ignore
import React, { Component } from 'react';
import { GcImageViewer } from '../GcImageViewer';
import { FloatingBarModel, FloatingBarProps } from './types';
export declare class FloatingBar extends Component<FloatingBarProps, FloatingBarModel> {
    private _mounted;
    private _viewer;
    constructor(props: FloatingBarProps, state: FloatingBarModel);
    componentDidMount(): void;
    componentWillUnmount(): void;
    componentDidUpdate(): void;
    render(): React.JSX.Element;
    onSetMouseMode(mouseMode: MouseMode): void;
    get isMounted(): boolean;
    /**
     * Show floating bar.
     **/
    show(viewer: GcImageViewer): void;
    /**
     * Hide floating bar.
     **/
    hide(): void;
}