masto-fe/app/javascript/mastodon/components/avatar.js

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import React from 'react';
import PropTypes from 'prop-types';
import ImmutablePropTypes from 'react-immutable-proptypes';
export default class Avatar extends React.PureComponent {
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static propTypes = {
account: ImmutablePropTypes.map.isRequired,
size: PropTypes.number.isRequired,
style: PropTypes.object,
animate: PropTypes.bool,
inline: PropTypes.bool,
};
static defaultProps = {
animate: false,
size: 20,
inline: false,
};
state = {
hovering: false,
};
handleMouseEnter = () => {
if (this.props.animate) return;
this.setState({ hovering: true });
}
handleMouseLeave = () => {
if (this.props.animate) return;
this.setState({ hovering: false });
}
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render () {
const { account, size, animate, inline } = this.props;
const { hovering } = this.state;
const src = account.get('avatar');
const staticSrc = account.get('avatar_static');
let className = 'account__avatar';
if (inline) {
className = className + ' account__avatar-inline';
}
const style = {
...this.props.style,
width: `${size}px`,
height: `${size}px`,
backgroundSize: `${size}px ${size}px`,
};
if (hovering || animate) {
style.backgroundImage = `url(${src})`;
} else {
style.backgroundImage = `url(${staticSrc})`;
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}
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return (
<div
className={className}
onMouseEnter={this.handleMouseEnter}
onMouseLeave={this.handleMouseLeave}
style={style}
/>
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);
}
}