import React from 'react';
import { type PlainValueOrAnimatedValue } from '../utils';
export type CupertinoActivityIndicatorProps = {
    color: PlainValueOrAnimatedValue<string>;
    /**
     * Whether to show the indicator (true, the default) or hide it (false).
     * @default true
     */
    animating?: PlainValueOrAnimatedValue<boolean>;
    /**
     * Radius of the spinner.
     *
     * Defaults to 10 pixels.
     */
    radius?: PlainValueOrAnimatedValue<number>;
};
export type CupertinoActivityIndicatorPartiallyRevealedProps = CupertinoActivityIndicatorProps & {
    /**
     * Determines the percentage of spinner ticks that will be shown. Typical usage would
     * display all ticks, however, this allows for more fine-grained control such as
     * during pull-to-refresh when the drag-down action shows one tick at a time as
     * the user continues to drag down.
     *
     * Must be between zero and one, inclusive.
     */
    progress: PlainValueOrAnimatedValue<number>;
};
export declare const CupertinoActivityIndicator: ((props: CupertinoActivityIndicatorProps) => React.JSX.Element) & {
    PartiallyRevealed: (props: CupertinoActivityIndicatorPartiallyRevealedProps) => React.JSX.Element;
};
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