65 lines
1.4 KiB
TypeScript
65 lines
1.4 KiB
TypeScript
// Copyright 2017-2020 @polkadot/app-staking authors & contributors
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// This software may be modified and distributed under the terms
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// of the Apache-2.0 license. See the LICENSE file for details.
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import React from 'react';
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import styled from 'styled-components';
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import { useTranslation } from './translate';
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import spinnerSrc from './Spinner.png';
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interface Props {
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className?: string;
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label?: React.ReactNode;
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variant?: 'app' | 'cover' | 'push' | 'mini';
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}
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// prefetch
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const img = new Image();
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img.src = spinnerSrc as string;
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function Spinner ({ className = '', label, variant = 'app' }: Props): React.ReactElement<Props> | null {
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const { t } = useTranslation();
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return (
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<div className={`${className} ui--Spinner${variant === 'cover' ? ' isCover' : ''}`}>
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<img
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className={variant === 'push' ? '' : 'highlight--bg highlight--border'}
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src={spinnerSrc as string}
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/>
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{variant === 'app' && <div className='text'>{label || t('Retrieving data')}</div>}
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</div>
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);
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}
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export default React.memo(styled(Spinner)`
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display: block;
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line-height: 1;
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margin: 0 auto;
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text-align: center;
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&.isCover {
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bottom: 0;
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left: 0;
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position: absolute;
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right: 0;
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img {
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border: 1 px solid white;
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margin: 0 auto;
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}
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}
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img {
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border: 1px solid transparent;
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border-radius: 10rem;
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}
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.text {
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color: inherit !important;
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margin: 0.25rem auto 1.5rem auto;
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opacity: 0.6;
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}
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`);
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