101 lines
3.0 KiB
JavaScript
101 lines
3.0 KiB
JavaScript
const preact = require('preact');
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const { Component } = require('preact');
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const { connect } = require('preact-redux');
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const anime = require('animejs').default;
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const times = require('lodash/times');
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const { TIMES, COLOURS } = require('../../constants');
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const addState = connect(
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function receiveState(state) {
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const { animCb } = state;
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return { animCb };
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}
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);
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function projectile(x, y, radius, colour) {
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return (
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<circle
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cx={x}
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cy={y}
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r={radius}
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fill="url(#grad1)"
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stroke-width="2"
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stroke={colour}
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filter="url(#explosion)"
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/>
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);
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}
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class Blast extends Component {
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constructor(props) {
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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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id='blast'
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class="skill-animation"
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version="1.1"
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transform-box='fill-box'
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xmlns="http://www.w3.org/2000/svg"
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viewBox="0 0 300 300">
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<defs>
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<filter id="blastFilter">
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<feGaussianBlur in="SourceGraphic" stdDeviation="3" />
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<feMerge>
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<feMergeNode />
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<feMergeNode in="SourceGraphic" />
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</feMerge>
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</filter>
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</defs>
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<g>
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{times(50, () => (
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<g>
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<rect filter="url(#blastFilter)" class="blue" x="150" y="200" width="3" height="5" />
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<rect filter="url(#blastFilter)" class="white" x="150" y="200" width="1" height="3" />
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</g>
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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: ['#blast'],
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opacity: [
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{ value: 1, delay: TIMES.TARGET_DELAY_MS, duration: TIMES.TARGET_DURATION_MS * 0.2 },
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{ value: 0, delay: TIMES.TARGET_DURATION_MS * 0.5, duration: TIMES.TARGET_DURATION_MS * 0.2 },
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],
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easing: 'easeInOutSine',
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}));
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this.animations.push(anime({
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targets: ['#blast g'],
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transform: () => `
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translate(${anime.random(-100, 100)} ${anime.random(-100, 100)})
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`,
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style: { rotate: anime.random(-180, 180) },
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easing: 'easeOutCubic',
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delay: TIMES.TARGET_DELAY_MS,
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duration: TIMES.TARGET_DURATION_MS,
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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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this.props.animCb();
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}
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}
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module.exports = addState(Blast);
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