react-native-web/dist/exports/ActivityIndicator/index.js.flow

React Native for Web

/**
 * Copyright (c) Nicolas Gallagher.
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @flow
 */

'use client';

import type { ViewProps } from '../View';
import * as React from 'react';
import StyleSheet from '../StyleSheet';
import View from '../View';
declare var createSvgCircle: (style: any) => any;
type ActivityIndicatorProps = {
  ...ViewProps,
  animating?: boolean,
  color?: ?string,
  hidesWhenStopped?: boolean,
  size?: 'small' | 'large' | number,
};
const ActivityIndicator: React.AbstractComponent<ActivityIndicatorProps, React.ElementRef<typeof View>> = React.forwardRef((props, forwardedRef) => {
  const {
    animating = true,
    color = '#1976D2',
    hidesWhenStopped = true,
    size = 'small',
    style,
    ...other
  } = props;
  const svg = <svg height="100%" viewBox="0 0 32 32" width="100%">
      {createSvgCircle({
      stroke: color,
      opacity: 0.2
    })}
      {createSvgCircle({
      stroke: color,
      strokeDasharray: 80,
      strokeDashoffset: 60
    })}
    </svg>;
  return <View {...other} aria-valuemax={1} aria-valuemin={0} ref={forwardedRef} role="progressbar" style={[styles.container, style]}>
      <View children={svg} style={[typeof size === 'number' ? {
      height: size,
      width: size
    } : indicatorSizes[size], styles.animation, !animating && styles.animationPause, !animating && hidesWhenStopped && styles.hidesWhenStopped]} />
    </View>;
});
ActivityIndicator.displayName = 'ActivityIndicator';
const styles = StyleSheet.create({
  container: {
    alignItems: 'center',
    justifyContent: 'center'
  },
  hidesWhenStopped: {
    visibility: 'hidden'
  },
  animation: {
    animationDuration: '0.75s',
    animationKeyframes: [{
      '0%': {
        transform: 'rotate(0deg)'
      },
      '100%': {
        transform: 'rotate(360deg)'
      }
    }],
    animationTimingFunction: 'linear',
    animationIterationCount: 'infinite'
  },
  animationPause: {
    animationPlayState: 'paused'
  }
});
const indicatorSizes = StyleSheet.create({
  small: {
    width: 20,
    height: 20
  },
  large: {
    width: 36,
    height: 36
  }
});
export default ActivityIndicator;