import { ForwardRefExoticComponent, ImgHTMLAttributes, MouseEventHandler, PropsWithoutRef, ReactNode, RefAttributes, SourceHTMLAttributes } from 'react';
import { ObjectFitProperty, ObjectPositionProperty } from 'csstype';
import PictureContext, { PictureProvider } from './PictureContext';
export declare type ImageStatus = 'loaded' | 'error' | 'empty';
export interface PictureProps extends ImgHTMLAttributes<HTMLImageElement> {
    prefixCls?: string;
    width?: number;
    height?: number;
    index?: number;
    lazy?: boolean;
    block?: boolean;
    border?: boolean;
    preview?: boolean;
    previewUrl?: string;
    previewTarget?: string;
    objectFit?: ObjectFitProperty;
    objectPosition?: ObjectPositionProperty<string | 0>;
    sources?: SourceHTMLAttributes<HTMLSourceElement>[];
    status?: ImageStatus;
    onClick?: MouseEventHandler<HTMLPictureElement>;
    onPreview?: () => void;
    children?: ReactNode;
}
export interface PictureRef {
    src?: string | undefined;
}
export interface PictureForwardRef {
    preview(): any;
}
declare const ForwardPicture: ForwardRefExoticComponent<PropsWithoutRef<PictureProps> & RefAttributes<PictureForwardRef>>;
export declare type ForwardPictureType = typeof ForwardPicture & {
    Provider: typeof PictureProvider;
    Context: typeof PictureContext;
};
declare const _default: ForwardPictureType;
export default _default;