85 lines
2.1 KiB
JavaScript
85 lines
2.1 KiB
JavaScript
function fitElementToParent(el, padding) {
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var timeout = null;
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function resize() {
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if (timeout) clearTimeout(timeout);
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anime.set(el, {scale: 1});
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var pad = padding || 0;
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var parentEl = el.parentNode;
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var elOffsetWidth = el.offsetWidth - pad;
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var parentOffsetWidth = parentEl.offsetWidth;
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var ratio = parentOffsetWidth / elOffsetWidth;
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timeout = setTimeout(anime.set(el, {scale: ratio}), 10);
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}
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resize();
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window.addEventListener('resize', resize);
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}
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var sphereAnimation = (function() {
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var sphereEl = document.querySelector('.sphere-animation');
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var spherePathEls = sphereEl.querySelectorAll('.sphere path');
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var pathLength = spherePathEls.length;
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var hasStarted = false;
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var aimations = [];
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fitElementToParent(sphereEl);
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var breathAnimation = anime({
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begin: function() {
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for (var i = 0; i < pathLength; i++) {
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aimations.push(anime({
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targets: spherePathEls[i],
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stroke: {value: ['rgba(255,75,75,1)', 'rgba(80,80,80,.35)'], duration: 500},
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translateX: [2, -4],
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translateY: [2, -4],
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easing: 'easeOutQuad',
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autoplay: false
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}));
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}
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},
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update: function(ins) {
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aimations.forEach(function(animation, i) {
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var percent = (1 - Math.sin((i * .35) + (.0022 * ins.currentTime))) / 2;
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animation.seek(animation.duration * percent);
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});
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},
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duration: Infinity,
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autoplay: false
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});
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var introAnimation = anime.timeline({
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autoplay: false
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})
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.add({
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targets: spherePathEls,
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strokeDashoffset: {
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value: [anime.setDashoffset, 0],
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duration: 3900,
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easing: 'easeInOutCirc',
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delay: anime.stagger(190, {direction: 'reverse'})
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},
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duration: 2000,
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delay: anime.stagger(60, {direction: 'reverse'}),
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easing: 'linear'
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}, 0);
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var shadowAnimation = anime({
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targets: '#sphereGradient',
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x1: '25%',
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x2: '25%',
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y1: '0%',
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y2: '75%',
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duration: 30000,
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easing: 'easeOutQuint',
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autoplay: false
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}, 0);
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function init() {
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introAnimation.play();
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breathAnimation.play();
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shadowAnimation.play();
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}
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init();
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})(); |