/// <reference path="../../vendor/react/react.d.ts" />
//@ts-ignore
import React, { Component } from 'react';
import { PageToolsPlugin } from './PageToolsPlugin';
/// <reference path="../../vendor/i18next.d.ts" />
//@ts-ignore
import { i18n } from 'i18next';
import { Bounds, IGcSelectionBox, SelectionBoundsChangedParams } from '../../ImageViewer/Models/SelectionBoxTypes';
import { IViewerTransactionSupport } from '../../ImageViewer/Models/IViewerTransactionSupport';
/**
 * Crop toolbar state model.
 **/
export declare type CropToolbarState = {
    hidden?: boolean;
    x?: number | any;
    y?: number | any;
    width?: number | any;
    height?: number | any;
    aspectRatio?: AspectRatioType;
};
/**
 * Crop toolbar properties.
 **/
export declare type CropToolbarProps = {
    pageToolsPlugin: PageToolsPlugin;
    hidden?: boolean;
};
export declare type AspectRatioType = "Custom" | "Original" | "9_12" | "1_1" | "5_4" | "4_3" | "3_2" | "16_9";
/**
 * Crop panel.
 **/
export declare class CropToolbar extends Component<CropToolbarProps, CropToolbarState> implements IViewerTransactionSupport {
    static instances: {
        [id: string]: CropToolbar | null;
    };
    private _isMounted;
    private _onZoomChangedEventBusHandler?;
    constructor(props: any, context: any);
    get in17n(): i18n;
    get isMounted(): boolean;
    get selectionBox(): IGcSelectionBox;
    get viewer(): import("../..").IImageViewer;
    /**
     *  The maximum canvas area size in pixels.
     *  @ignore exclude from docs.
     **/
    get maxImageSize(): {
        width: number;
        height: number;
    };
    /**
     * Max possible crop width.
     **/
    get maxWidth(): number;
    /**
     * Max possible crop height.
     **/
    get maxHeight(): number;
    /**
     * Crop x position.
     **/
    getX(): number;
    setX(x: number, checkBounds?: boolean): void;
    /**
    * Crop y position.
    **/
    getY(): number;
    setY(y: number, checkBounds?: boolean): void;
    /**
     * Crop width.
     **/
    getWidth(): number;
    set width(width: number | string);
    /**
    * Crop height.
    **/
    getHeight(): number;
    set height(height: number);
    adjustAspectRatio(changedSide?: "height" | "width"): boolean;
    /**
     * Natural aspect ratio.
     **/
    get naturalRatio(): number;
    /**
     * Show toolbar.
     * @param pageToolsPlugin
     */
    static showDialog(pageToolsPlugin: PageToolsPlugin): void;
    /**
     * Show toolbar.
     **/
    show(): void;
    private _bindEvents;
    private _unbindEvents;
    resetValues(): void;
    /**
     * Hide toolbar
     **/
    hide(): void;
    onSelectionBoundsChanged(selection: Bounds, params: SelectionBoundsChangedParams): void;
    get keepAspectRatio(): boolean;
    showSelectionBox(): void;
    updateSelectionBox(): void;
    hideSelectionBox(): void;
    componentWillUnmount(): void;
    componentDidMount(): void;
    confirmChanges(): void;
    cancelChanges(): void;
    /**
     * Undo viewer transaction step. Return true if undo operation is consumed.
     **/
    undoTransactionStep(): boolean | void;
    /**
     * Redo viewer transaction step. Return true if redo operation is consumed.
     **/
    redoTransactionStep(): boolean | void;
    render(): React.JSX.Element | null;
    isSizeCorrect(): boolean;
    apply(): void;
}