73 lines
1.9 KiB
JavaScript
73 lines
1.9 KiB
JavaScript
var GLOBAL_ACTIONS = {
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'play': function () {
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wavesurfer.playPause();
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},
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'back': function () {
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wavesurfer.skipBackward();
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},
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'forth': function () {
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wavesurfer.skipForward();
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},
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'toggle-mute': function () {
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wavesurfer.toggleMute();
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}
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};
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// Bind actions to buttons and keypresses
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document.addEventListener('DOMContentLoaded', function () {
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document.addEventListener('keydown', function (e) {
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var map = {
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32: 'play', // space
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37: 'back', // left
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39: 'forth' // right
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};
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var action = map[e.keyCode];
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if (action in GLOBAL_ACTIONS) {
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if (document == e.target || document.body == e.target) {
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e.preventDefault();
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}
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GLOBAL_ACTIONS[action](e);
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}
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});
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[].forEach.call(document.querySelectorAll('[data-action]'), function (el) {
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el.addEventListener('click', function (e) {
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var action = e.currentTarget.dataset.action;
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if (action in GLOBAL_ACTIONS) {
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e.preventDefault();
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GLOBAL_ACTIONS[action](e);
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}
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});
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});
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});
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// Misc
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document.addEventListener('DOMContentLoaded', function () {
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// Web Audio not supported
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if (!window.AudioContext && !window.webkitAudioContext) {
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var demo = document.querySelector('#demo');
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if (demo) {
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demo.innerHTML = '<img src="/example/screenshot.png" />';
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}
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}
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// Navbar links
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var ul = document.querySelector('.nav-pills');
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var pills = ul.querySelectorAll('li');
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var active = pills[0];
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if (location.search) {
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var first = location.search.split('&')[0];
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var link = ul.querySelector('a[href="' + first + '"]');
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if (link) {
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active = link.parentNode;
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}
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}
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active && active.classList.add('active');
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});
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