42 lines
1.1 KiB
JavaScript

const preact = require('preact');
const { Component } = require('preact');
const anime = require('animejs').default;
const { TIMES } = require('../../constants');
class Invert extends Component {
constructor(props) {
super();
this.id = props.id;
this.animations = [];
}
render() {
// Need this so unmount triggers
return <svg id='invert'></svg>;
}
componentDidMount() {
this.animations.push(anime({
targets: [document.getElementById(this.id)],
rotate: 180,
delay: TIMES.TARGET_DELAY_MS,
duration: TIMES.TARGET_DURATION_MS * 0.45,
easing: 'easeInOutElastic',
direction: 'alternate',
}));
}
// this is necessary because
// skipping / timing / unmounting race conditions
// can cause the animations to cut short, this will ensure the values are reset
// because preact will recycle all these components
componentWillUnmount() {
for (let i = this.animations.length - 1; i >= 0; i--) {
this.animations[i].reset();
}
}
}
module.exports = Invert;