2019-06-30 13:22:59 +10:00

80 lines
2.5 KiB
JavaScript

const preact = require('preact');
const { Component } = require('preact');
const anime = require('animejs').default;
const { TIMES } = require('../../constants');
// shamelessly lifted from teh anime docs
// https://animejs.com/documentation/#svgAttr
class Hex extends Component {
constructor() {
super();
this.animations = [];
}
render() {
return (
<svg
class='skill-animation blue'
version="1.1"
id="hex"
xmlns="http://www.w3.org/2000/svg"
viewBox="0 0 128 128">
<filter id='hexFilter'
key={Date.now()}>
<feTurbulence type="turbulence" baseFrequency="0.05" numOctaves="2" result="turbulence" style="transform: scale(1);"></feTurbulence>
<feDisplacementMap in2="turbulence" in="SourceGraphic" scale="15" xChannelSelector="R" yChannelSelector="G"></feDisplacementMap>
</filter>
<polygon
key={Date.now()}
points="64 68.64 8.574 100 63.446 67.68 64 4 64.554 67.68 119.426 100"
style={{ filter: 'url("#hexFilter")' }}>
</polygon>
</svg>
);
}
componentDidMount() {
this.animations.push(anime({
targets: ['#hex'],
opacity: 1,
delay: TIMES.TARGET_DELAY_MS,
duration: TIMES.TARGET_DELAY_MS,
}));
this.animations.push(anime({
targets: ['#hex polygon'],
points: '64 124.94732621931382 8.574 96.00354944613788 8.62269130211947 32.03166105954991 64 4 119.37730869788052 32.03166105954991 119.426 96.00354944613788',
easing: 'easeOutExpo',
delay: TIMES.TARGET_DELAY_MS,
duration: TIMES.TARGET_DURATION_MS,
}));
this.animations.push(anime({
targets: ['feTurbulence', 'feDisplacementMap'],
baseFrequency: 0,
scale: 1,
easing: 'easeOutSine',
delay: TIMES.TARGET_DELAY_MS,
duration: TIMES.TARGET_DURATION_MS,
}));
}
// 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 = Hex;