2019-07-05 18:16:17 +10:00

90 lines
2.7 KiB
JavaScript

const preact = require('preact');
const { Component } = require('preact');
const anime = require('animejs').default;
const { TIMES } = require('../../constants');
class Link extends Component {
constructor() {
super();
this.animations = [];
}
render() {
return (
<svg
class='skill-animation blue'
version="1.1"
id="link"
xmlns="http://www.w3.org/2000/svg"
viewBox="0 0 128 128">
<defs>
<filter id="linkFilter">
<feGaussianBlur in="SourceGraphic" stdDeviation="5" />
<feMerge>
<feMergeNode />
<feMergeNode in="SourceGraphic" />
</feMerge>
</filter>
</defs>
<g class='blue' filter='url(#linkFilter)' stroke-width="4px">
<path d= "
M 4 34
h 30
q 30 0 30 30
q 0 30 30 30
h 30
q 0 -30 -30 -30
h -60
q -30 0 -30 -30
"/>
</g>
<g class='white' filter='url(#linkFilter)' stroke-width="1px">
<path d= "
M 4 34
h 30
q 30 0 30 30
q 0 30 30 30
h 30
q 0 -30 -30 -30
h -60
q -30 0 -30 -30
"/>
</g>
</svg>
);
}
componentDidMount() {
this.animations.push(anime({
targets: ['#link'],
opacity: [
{ value: 1, delay: TIMES.TARGET_DELAY_MS, duration: 1000 },
{ value: 0, delay: TIMES.TARGET_DURATION_MS * 0.7, duration: TIMES.TARGET_DURATION_MS * 0.2 },
],
easing: 'easeInOutSine',
}));
anime({
targets: ['#link path'],
strokeDashoffset: [anime.setDashoffset, 0],
duration: TIMES.TARGET_DURATION_MS * 0.8,
delay: TIMES.TARGET_DELAY_MS,
easing: 'easeInOutSine',
});
}
// 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 = Link;