commit
f1ceb471b2
@ -0,0 +1,47 @@
|
||||
import React from 'react';
|
||||
import PropTypes from 'prop-types';
|
||||
import { FormattedNumber } from 'react-intl';
|
||||
import TransitionMotion from 'react-motion/lib/TransitionMotion';
|
||||
import spring from 'react-motion/lib/spring';
|
||||
import { reduceMotion } from 'mastodon/initial_state';
|
||||
|
||||
export default class AnimatedNumber extends React.PureComponent {
|
||||
|
||||
static propTypes = {
|
||||
value: PropTypes.number.isRequired,
|
||||
};
|
||||
|
||||
willEnter () {
|
||||
return { y: -1 };
|
||||
}
|
||||
|
||||
willLeave () {
|
||||
return { y: spring(1, { damping: 35, stiffness: 400 }) };
|
||||
}
|
||||
|
||||
render () {
|
||||
const { value } = this.props;
|
||||
|
||||
if (reduceMotion) {
|
||||
return <FormattedNumber value={value} />;
|
||||
}
|
||||
|
||||
const styles = [{
|
||||
key: value,
|
||||
style: { y: spring(0, { damping: 35, stiffness: 400 }) },
|
||||
}];
|
||||
|
||||
return (
|
||||
<TransitionMotion styles={styles} willEnter={this.willEnter} willLeave={this.willLeave}>
|
||||
{items => (
|
||||
<span className='animated-number'>
|
||||
{items.map(({ key, style }) => (
|
||||
<span key={key} style={{ position: style.y > 0 ? 'absolute' : 'static', transform: `translateY(${style.y * 100}%)` }}><FormattedNumber value={key} /></span>
|
||||
))}
|
||||
</span>
|
||||
)}
|
||||
</TransitionMotion>
|
||||
);
|
||||
}
|
||||
|
||||
}
|
Loading…
Reference in new issue