69 lines
2.2 KiB
JavaScript
69 lines
2.2 KiB
JavaScript
const preact = require('preact');
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const { Component } = require('preact');
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const anime = require('animejs').default;
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const { TIMES, COLOURS } = require('../../constants');
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class Strike extends Component {
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constructor() {
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super();
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this.animations = [];
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}
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render() {
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return (
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<svg
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class="strike-anim"
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version="1.1"
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id="strike"
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xmlns="http://www.w3.org/2000/svg"
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viewBox="0 0 400 400">
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<filter id='strikeFilter'>
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<feTurbulence type="turbulence" baseFrequency="0" numOctaves="1" result="turbulence"></feTurbulence>
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<feDisplacementMap in2="turbulence" in="SourceGraphic" scale="1" xChannelSelector="R" yChannelSelector="G"></feDisplacementMap>
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</filter>
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<g>
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<rect x="200" y="400"
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width="12" height="100" stroke-width="0" fill={COLOURS.RED} style={{ filter: 'url("#strikeFilter")' }}
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/>
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</g>
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</svg>
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);
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}
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componentDidMount() {
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this.animations.push(anime({
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targets: ['#strike rect'],
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easing: 'easeOutExpo',
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y: [800, 100, 100],
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x: [200, 0, 200],
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height: [200, 10, 0],
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width: [20, 400, 0],
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duration: TIMES.TARGET_DURATION_MS,
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delay: TIMES.TARGET_DURATION_MS * 0.2,
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}));
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this.animations.push(anime({
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targets: ['#strikeFilter feTurbulence', '#strikeFilter feDisplacementMap'],
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baseFrequency: 2,
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scale: 50,
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numOctaves: 5,
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easing: 'easeOutSine',
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delay: TIMES.TARGET_DURATION_MS / 3,
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duration: TIMES.TARGET_DURATION_MS / 2,
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}));
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}
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// this is necessary because
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// skipping / timing / unmounting race conditions
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// can cause the animations to cut short, this will ensure the values are reset
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// because preact will recycle all these components
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componentWillUnmount() {
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for (let i = this.animations.length - 1; i >= 0; i--) {
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this.animations[i].reset();
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}
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}
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}
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module.exports = Strike;
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