import * as React from 'react';
import { ViewStyle } from 'react-native';
export declare type MDActivityIndicatorType = 'roller' | 'spinner' | 'carousel';
export declare type MDActivityIndicatorColorType = 'dark' | 'light';
export interface IMDActivityIndicatorProps {
    style?: ViewStyle;
    type?: MDActivityIndicatorType;
    column?: boolean;
    color?: string | MDActivityIndicatorColorType;
    size?: number;
    textColor?: string;
    textSize?: number;
    textGap?: number;
    animating?: boolean;
}
export default class MDActivityIndicator extends React.Component<IMDActivityIndicatorProps> {
    static defaultProps: {
        type: string;
        color: any;
        column: boolean;
        size: number;
        textColor: string;
        textSize: number;
        textGap: number;
        animating: boolean;
    };
    render(): JSX.Element;
    private renderChildren;
}