2019-07-02 01:03:42 +10:00

99 lines
3.2 KiB
JavaScript

const preact = require('preact');
const { Component } = require('preact');
const anime = require('animejs').default;
const { TIMES } = require('../../constants');
class Bash extends Component {
constructor() {
super();
this.animations = [];
}
render() {
return (
<svg
class='skill-animation red'
version="1.1"
id="bash"
xmlns="http://www.w3.org/2000/svg"
style={{ transform: 'scale(3)' }}
viewBox="0 0 128 128">
<filter id='bashFilter'>
<feTurbulence type="turbulence" baseFrequency="0" numOctaves="1" result="turbulence"></feTurbulence>
<feDisplacementMap in2="turbulence" in="SourceGraphic" scale="1" xChannelSelector="R" yChannelSelector="G"></feDisplacementMap>
</filter>
<rect
x="32"
y="32"
width="64"
height="64"
style={{ filter: 'url("#bashFilter")' }}>
</rect>
</svg>
);
}
componentDidMount() {
this.animations.push(anime({
targets: ['#bash'],
opacity: [
{ value: 1, delay: TIMES.TARGET_FADE_IN_DELAY, duration: TIMES.TARGET_FADE_IN_DURATION },
// this is badly behaved, nfi why
{ value: 0, delay: TIMES.FADE_DELAY_MS / 2, duration: TIMES.FADE_OUT_DURATION },
],
easing: 'easeInOutSine',
}));
this.animations.push(anime({
targets: ['#bash'],
scale: {
value: 1,
delay: TIMES.TARGET_FADE_IN_DELAY,
duration: TIMES.TARGET_DURATION_MS * 0.2,
easing: 'easeInExpo',
},
keyframes: [
{ translateX: 0, translateY: 0 },
{ translateX: -5, translateY: 0 },
{ translateX: 0, translateY: -5 },
{ translateX: 5, translateY: 0 },
{ translateX: 0, translateY: 5 },
{ translateX: -2, translateY: 0 },
{ translateX: 0, translateY: -2 },
{ translateX: 2, translateY: 0 },
{ translateX: 0, translateY: 2 },
],
delay: TIMES.TARGET_FADE_IN_DELAY + TIMES.TARGET_DURATION_MS * 0.1,
duration: TIMES.TARGET_DURATION_MS * 0.2,
easing: 'easeOutSine',
}));
this.animations.push(anime({
targets: ['#bashFilter feTurbulence', '#bashFilter feDisplacementMap'],
baseFrequency: 2,
scale: 10,
numOctaves: 5,
easing: 'easeOutSine',
delay: TIMES.TARGET_FADE_IN_DELAY,
duration: TIMES.RESOLUTION_TOTAL_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 = Bash;