/// <reference types="react" />
import * as React from 'react';
import { IPersonaProps } from './Persona.types';
export interface IPersonaState {
    isImageLoaded?: boolean;
    isImageError?: boolean;
}
export declare class PersonaCoin extends React.Component<IPersonaProps, IPersonaState> {
    static defaultProps: IPersonaProps;
    constructor(props: IPersonaProps);
    render(): JSX.Element | null;
    private _onRenderCoin(props);
    private _onRenderInitials(props);
    private _onPhotoLoadingStateChange(loadState);
}