472 lines
22 KiB
JavaScript
472 lines
22 KiB
JavaScript
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/**
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* jQuery.AudioPlayer.js
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* @Author Keystion
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* @Version 1.0.1
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* Created by Keystion on 2016-12-19. Update on 2017-01-06
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* https://github.com/Keystion/jQuery.AudioPlayer.js
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*/
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;(function(jQuery){
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"use strict";
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var AudioPlayer = {
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options: {
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// open console log / 打开控制台日志
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debuggers: false
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// The outer Dom ClassName/id, default 'body'
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// 外部Dom ClassName / id，默认的“body”
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,container: 'body'
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// audio source / 音频源
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,source: ''
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// image resources / 图像资源
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,imagePath: './image'
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// Determines whether or not the player is playing before dragging/判断拖拽之前是否正在播放
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,seekNum: 0
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// Whether to support drag and drop, the default open: `true` / 是否支持拖拽，默认开启：`true`
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,allowSeek: true
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// After can play TODO / 可以播放之后，做某些事情
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,canplayCallback: null
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// After playback TODO / 播放之后，做某些事情
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,playCallback: null
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// After the suspension TODO / 暂停之后，做某些事情
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,pauseCallback: null
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// After the drag TODO / 拖动之后，做某些事情
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,timeupdateCallback: null
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// After the drag, the callback function (`allowSeek: false`) / 拖动之后，回调函数（`allowSeek: false`）
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,seekedCallback: null
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// End of the play TODO / 播放结束之后，做某些事情
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,endedCallback: null
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// After the mute TODO / 静音之后，做某些事情
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,mutedCallback: null
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// template dom / 模板节点
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,template: $('<div id="componentWrapper">' +
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'<audio id="audio-element" style="display: none;">您的浏览器不支持 audio 标签。</audio>' +
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'<div class="controls_toggle"><img src="" alt="controls_toggle" /></div>' +
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'<div class="player_mediaTime_current">00:00</div>' +
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'<div class="player_progress">' +
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'<div class="progress_bg"></div>' +
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'<div class="load_progress"></div>' +
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'<div class="play_progress"></div>' +
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'<div class="player_progress_tooltip">' +
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'<p></p>' +
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'</div>' +
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'</div>' +
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'<div class="player_mediaTime_total">00:00</div>' +
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'<div class="player_volume_wrapper">' +
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'<div class="player_volume"><img src="" alt="player_volume" /></div>' +
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'<div class="volume_seekbar">' +
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'<div class="volume_bg"></div>' +
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'<div class="volume_level"></div>' +
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'<div class="player_volume_tooltip">' +
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'<p></p>' +
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'</div>' +
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'</div>' +
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'</div>' +
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'</div>')
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}
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// elements
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,elements: {}
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// initialize
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,init: function(options) {
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var _this = this;
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if (!options || !options.container) {
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return false;
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}
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this.options = $.extend(this.options, options);
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// audio DOM
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_this.elements.audioDom = _this.options.template.find('audio')[0];
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_this.elements.componentWrapper = _this.options.template.find('#componentWrapper');
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// Play button / 播放按钮
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_this.elements.playButton = _this.options.template.find('.controls_toggle');
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// The current time / 当前时间
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_this.elements.currentTime = _this.options.template.find('.player_mediaTime_current');
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// The total length / 总时长
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_this.elements.totalTime = _this.options.template.find('.player_mediaTime_total');
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// Loading progress bar / 加载进度条
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_this.elements.loadProgress = _this.options.template.find('.load_progress');
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// Playback progress bar / 播放进度条
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_this.elements.playProgress = _this.options.template.find('.play_progress');
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// Playback progress bar wrap / 播放进度条wrap
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_this.elements.playProgressWrap = _this.options.template.find('.player_progress');
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// The total length of playback progress bar / 播放进度条总长
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_this.elements.totalPlayProgress = _this.options.template.find('.progress_bg');
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// Mute button / 静音按钮
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_this.elements.mutedButton = _this.options.template.find('.player_volume');
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// The volume size wrap / 音量大小wrap
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_this.elements.volumeWrap = _this.options.template.find('.volume_seekbar');
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// The volume chief / 音量总长
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_this.elements.totalVolume = _this.options.template.find('.volume_bg');
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// The current volume / 当前音量
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_this.elements.currentVolume = _this.options.template.find('.volume_level');
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// The tooltips of the volume / 音量提示条
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_this.elements.tipsVolume = _this.options.template.find('.player_volume_tooltip');
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$(_this.options.container).append(_this.options.template);
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_this.elements.playButton.find('img').attr('src', _this.options.imagePath + '/play.png');
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_this.elements.mutedButton.find('img').attr('src', _this.options.imagePath + '/volume.png');
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if(options.source){
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_this.updateSource({source: options.source, callback: function(){ _this.log('The audio source has been updated') }});
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}
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_this.elements.currentVolume.width((60 / 100 * _this.elements.audioDom.volume * 100) + 'px');
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// Initialize the event / 初始化事件
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_this.events();
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}
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// Update the audio source foo. / 更新音频源
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,updateSource: function(o){
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var _this = this;
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// reset
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_this.reset();
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// Update the audio source / 更新音频源
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_this.elements.audioDom.setAttribute('src', o.source);
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// callback
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if(typeof o.callback == 'function'){
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o.callback();
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}
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}
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// dom events
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,events: function() {
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var _this = this;
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// Monitor window changes to do some of the UI update / 监听窗口的变化做一些UI的更新
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$(window).resize(function(event) {
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// Update the width of the download progress bar / 更新下载进度条的宽度
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_this.setLoadProgressWidth();
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// Update the playback progress bar width / 更新播放进度条的宽度
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_this.elements.playProgress.width((_this.elements.audioDom.currentTime / _this.elements.audioDom.duration) * $('.progress_bg').width());
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});
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// Adjust the size of sound / 调节声音大小
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_this.elements.volumeWrap.on("mouseenter", function(event) {
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event.preventDefault();
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}).on("mouseleave", function(event) {
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event.preventDefault();
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_this.elements.tipsVolume.css('display', 'none');
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_this.setvolume();
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}).on('mousemove', function(event) {
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event.preventDefault();
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if ((event.pageX - _this.elements.totalVolume.offset().left) > 0 && (event.pageX - _this.elements.totalVolume.offset().left) < (_this.elements.totalVolume.width() + 1)) {
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_this.elements.tipsVolume.css({
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'display': 'block',
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"left": parseInt(event.pageX - _this.elements.totalVolume.offset().left + _this.elements.totalVolume.width() / 2 - 40, 10) + "px"
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});
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_this.elements.tipsVolume.find("p").html(_this.sumVolume(event) + " %");
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_this.elements.currentVolume.width(event.pageX - _this.elements.totalVolume.offset().left + "px");
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}
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}).on('mouseup', function(event) {
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event.preventDefault();
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_this.elements.currentVolume.width(event.pageX - _this.elements.totalVolume.offset().left + "px");
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_this.setvolume({
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event: event
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});
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});
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_this.elements.mutedButton.on('click', function(event) {
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event.preventDefault();
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/* Act on the event */
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_this.muted();
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});
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// Playback progress bar drag and drop events / 播放进度条拖拽事件
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// To determine whether to allow drag and drop / 判断是否允许拖拽
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if(_this.options.allowSeek){
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_this.elements.playProgressWrap.on('mousedown', function(event) {
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event.preventDefault();
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if (_this.elements.audioDom.paused) {
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_this.options.seekNum = 1;
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} else {
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_this.options.seekNum = 2;
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_this.pause();
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}
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// The mouse click will update the progress bar / 鼠标按下就更新进度条
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_this.setPlayProgressWidth(event);
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}).on('mousemove', function(event) {
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event.preventDefault();
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// Determine whether have begun to move will set the progress bar / 判断是否已经开始移动 才会设置进度条
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_this.options.seekNum != 0 && _this.setPlayProgressWidth(event);
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}).on('mouseup', function(event) {
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event.preventDefault();
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// TODO
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// Is it necessary to when the mouse button to lift again to update the playback progress bar width
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// 是否有必要在鼠标按键抬起的时候再次去更新播放进度条宽度
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// _this.setPlayProgressWidth(event);
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if (_this.options.seekNum == 1) {
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_this.pause();
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} else {
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_this.play();
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}
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_this.options.seekNum = 0;
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if(typeof _this.options.seekedCallback == 'function'){
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_this.options.seekedCallback({'status': _this.elements.audioDom.seeked});
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}
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})
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}else{
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_this.elements.playProgressWrap.on('mousedown', function(event) {
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event.preventDefault();
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if(typeof _this.options.seekedCallback == 'function'){
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_this.options.seekedCallback();
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}else{
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alert('暂时不支持拖拽');
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return false;
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}
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})
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}
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// Click event broadcast suspended / 播放暂停点击事件
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_this.elements.playButton.on('click', function(event) {
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event.preventDefault();
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_this.toggleplay({
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playCallback: function(){ _this.log('toggleplay：play') },
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pauseCallback: function(){ _this.log('toggleplay：pause') }
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});
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})
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// When audio load has abandoned / 当音频的加载已放弃时
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_this.elements.audioDom.onabort = function() {
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_this.log('onabort');
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_this.reset();
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}
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// When the browser can play audio / 当浏览器可以播放音频时
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_this.elements.audioDom.oncanplay = function() {
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_this.log('oncanplay');
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// Determine the audio to load / 判断音频加载完毕
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if (_this.elements.audioDom.readyState == 4) {
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var duration = Math.round(_this.elements.audioDom.duration);
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var minutes = Math.floor(duration / 60);
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minutes = 10 <= minutes ? minutes : "0" + minutes;
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duration = Math.floor(duration % 60);
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_this.elements.totalTime.html(minutes + ":" + (10 <= duration ? duration : "0" + duration));
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if(typeof _this.options.canplayCallback == 'function'){
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_this.options.canplayCallback({'status': true});
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}
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}
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}
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// When the browser is downloading audio / 当浏览器正在下载音频时
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_this.elements.audioDom.onprogress = function() {
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if (_this.elements.audioDom.readyState == 4) {
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_this.elements.loadProgress.width((_this.elements.audioDom.buffered.end(0) / _this.elements.audioDom.seekable.end(0)) * _this.elements.totalPlayProgress.width());
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}
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};
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// When the browser begins searching for the audio / 当浏览器开始查找音频时
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_this.elements.audioDom.onloadstart = function() {
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_this.log('onloadstart');
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}
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// When the audio has begun or is no longer suspended / 当音频已开始或不再暂停时
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_this.elements.audioDom.onplay = function() {
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_this.log('onplay');
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_this.elements.playButton.find('img').attr('src', _this.options.imagePath + '/pause.png');
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}
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// When the audio has been suspended / 当音频已暂停时
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_this.elements.audioDom.onpause = function() {
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_this.log('onpause');
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_this.elements.playButton.find('img').attr('src', _this.options.imagePath + '/play.png');
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}
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// When the current playlist has ended / 当目前的播放列表已结束时
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_this.elements.audioDom.onended = function() {
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_this.log('onended');
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if(typeof _this.options.endedCallback == 'function'){
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_this.options.endedCallback({'status': _this.elements.audioDom.ended});
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}
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}
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// When the user starts moving/jump to the new location in the audio
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// 当用户开始移动/跳跃到音频中的新位置时
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_this.elements.audioDom.onseeking = function() {
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_this.log('onseeking');
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}
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// When the user has mobile/jump to the new location in the audio
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// 当用户已移动/跳跃到音频中的新位置时
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_this.elements.audioDom.onseeked = function() {
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_this.log('onseeked');
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}
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// When the current playback position has changed
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// 当目前的播放位置已更改时
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_this.elements.audioDom.ontimeupdate = function() {
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_this.log('ontimeupdate');
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_this.timeupdate();
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}
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// When the volume is changed
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// 当音量已更改时
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_this.elements.audioDom.onvolumechange = function() {
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_this.log('onvolumechange');
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_this.setvolume();
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}
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}
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// Toggle play/pause 切换播放/暂停
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,toggleplay: function(o) {
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var _this = this;
|
|||
|
|
if (_this.elements.audioDom.paused) {
|
|||
|
|
_this.play(o.playCallback);
|
|||
|
|
} else {
|
|||
|
|
_this.pause(o.pauseCallback);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// Set the playback / 设置播放
|
|||
|
|
,play: function(o) {
|
|||
|
|
var _this = this;
|
|||
|
|
_this.elements.audioDom.play();
|
|||
|
|
if (typeof o == 'function') {
|
|||
|
|
o({'status': _this.elements.audioDom.play});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(typeof _this.options.playCallback == 'function'){
|
|||
|
|
_this.options.playCallback({'status': _this.elements.audioDom.play});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// Set the suspend / 设置暂停
|
|||
|
|
,pause: function(o) {
|
|||
|
|
var _this = this;
|
|||
|
|
_this.elements.audioDom.pause();
|
|||
|
|
if (typeof o == 'function') {
|
|||
|
|
o({'status': _this.elements.audioDom.play});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(typeof _this.options.pauseCallback == 'function'){
|
|||
|
|
_this.options.pauseCallback({'status': _this.elements.audioDom.play});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// muted / 设置静音否
|
|||
|
|
,muted: function(o) {
|
|||
|
|
var _this = this;
|
|||
|
|
if (_this.elements.audioDom.muted) {
|
|||
|
|
_this.elements.audioDom.muted = false;
|
|||
|
|
_this.elements.mutedButton.find('img').attr('src', _this.options.imagePath + '/volume.png');
|
|||
|
|
} else {
|
|||
|
|
_this.elements.audioDom.muted = true;
|
|||
|
|
_this.elements.mutedButton.find('img').attr('src', _this.options.imagePath + '/mute.png');
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(typeof _this.options.mutedCallback == 'function'){
|
|||
|
|
_this.options.mutedCallback({'status': _this.elements.audioDom.muted});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// Set the sound size / 设置声音大小
|
|||
|
|
,setvolume: function(options) {
|
|||
|
|
var _this = this;
|
|||
|
|
if (!options) {
|
|||
|
|
_this.elements.currentVolume.width((_this.elements.totalVolume.width() / 100 * _this.elements.audioDom.volume * 100) + 'px');
|
|||
|
|
} else {
|
|||
|
|
if (options.event) {
|
|||
|
|
return _this.elements.audioDom.volume = _this.sumVolume(options.event) / 100;
|
|||
|
|
} else {
|
|||
|
|
// TODO _this.log
|
|||
|
|
// Need to optimize / 需要优化
|
|||
|
|
_this.options.debuggers && console.error('缺少参数：options.event');
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// Set the playback progress bar / 设置播放进度条
|
|||
|
|
,setPlayProgressWidth: function(argument) {
|
|||
|
|
var _this = this;
|
|||
|
|
if (!argument) {
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// if ((argument.clientX - _this.elements.playProgressWrap.offset().left) > _this.elements.loadProgress.width()) {
|
|||
|
|
// _this.elements.playProgress.width(argument.clientX - _this.elements.playProgressWrap.offset().left);
|
|||
|
|
// } else {
|
|||
|
|
_this.elements.playProgress.width(argument.clientX - _this.elements.playProgressWrap.offset().left);
|
|||
|
|
_this.elements.audioDom.currentTime = (argument.clientX - _this.elements.playProgressWrap.offset().left) / _this.elements.totalPlayProgress.width() * _this.elements.audioDom.duration;
|
|||
|
|
// }
|
|||
|
|
}
|
|||
|
|
// Set the width of the download progress bar / 设置下载进度条的宽度
|
|||
|
|
,setLoadProgressWidth: function(){
|
|||
|
|
var _this = this;
|
|||
|
|
|
|||
|
|
// The audio of the ready state / 音频的就绪状态
|
|||
|
|
// More docs: https://developer.mozilla.org/en-US/docs/Web/API/HTMLMediaElement/readyState
|
|||
|
|
// TODO Add other state
|
|||
|
|
if (_this.elements.audioDom.readyState == 4) {
|
|||
|
|
_this.elements.loadProgress.width((_this.elements.audioDom.buffered.end(0) / _this.elements.audioDom.seekable.end(0)) * _this.elements.totalPlayProgress.width());
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// Playing time change foo. / 播放时间更改
|
|||
|
|
,timeupdate: function() {
|
|||
|
|
var _this = this;
|
|||
|
|
|
|||
|
|
var currTime = Math.floor(_this.elements.audioDom.currentTime).toString();
|
|||
|
|
var duration = Math.floor(_this.elements.audioDom.duration).toString();
|
|||
|
|
|
|||
|
|
_this.elements.currentTime.html(_this.formatTime(currTime));
|
|||
|
|
|
|||
|
|
if (isNaN(duration)) {
|
|||
|
|
_this.elements.totalTime.html('00:00');
|
|||
|
|
} else {
|
|||
|
|
_this.elements.totalTime.html(_this.formatTime(duration));
|
|||
|
|
}
|
|||
|
|
_this.elements.playProgress.width((_this.elements.audioDom.currentTime / _this.elements.audioDom.duration) * $('.progress_bg').width());
|
|||
|
|
}
|
|||
|
|
// Formatting a timestamp / 格式化时间戳相关
|
|||
|
|
,formatTime: function(secs, format) {
|
|||
|
|
var hr = Math.floor(secs / 3600);
|
|||
|
|
var min = Math.floor((secs - (hr * 3600)) / 60);
|
|||
|
|
var sec = Math.floor(secs - (hr * 3600) - (min * 60));
|
|||
|
|
|
|||
|
|
if (min < 10) {
|
|||
|
|
min = "0" + min;
|
|||
|
|
}
|
|||
|
|
if (sec < 10) {
|
|||
|
|
sec = "0" + sec;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
return min + ':' + sec;
|
|||
|
|
}
|
|||
|
|
// To calculate the volume / 计算音量
|
|||
|
|
,sumVolume: function(event) {
|
|||
|
|
var _this = this;
|
|||
|
|
if (!event) {
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
var num = event.pageX - _this.elements.totalVolume.offset().left;
|
|||
|
|
num = Math.max(0, Math.min(1, num / _this.elements.totalVolume.width()));
|
|||
|
|
num = parseInt(100 * num, 10);
|
|||
|
|
return num;
|
|||
|
|
}
|
|||
|
|
// reset / 重置函数
|
|||
|
|
,reset: function(){
|
|||
|
|
var _this = this;
|
|||
|
|
|
|||
|
|
// The play button to return to the initial state / 播放按钮回到初始状态
|
|||
|
|
_this.elements.playButton.find('img').attr('src', _this.options.imagePath + '/play.png');
|
|||
|
|
// The current playback time back to the initial state / 当前播放时间回到初始状态
|
|||
|
|
_this.elements.currentTime.html('00:00');
|
|||
|
|
// Total time to return to the initialization state / 总时间回到初始化状态
|
|||
|
|
_this.elements.totalTime.html('00:00');
|
|||
|
|
// The volume back to initialize the state / 音量回到初始化状态
|
|||
|
|
_this.elements.currentVolume.width(_this.elements.totalVolume);
|
|||
|
|
// Playback progress bar to initialize state / 播放进度条回到初始化状态
|
|||
|
|
_this.elements.playProgress.width(0);
|
|||
|
|
// Audio download progress bar back to the initial state / 音频下载进度条回到初始状态
|
|||
|
|
_this.elements.loadProgress.width(0);
|
|||
|
|
}
|
|||
|
|
// Custom log / 定制log
|
|||
|
|
,log: function(log){
|
|||
|
|
var _this = this;
|
|||
|
|
|
|||
|
|
if(_this.options.debuggers){
|
|||
|
|
return console.info(log);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
jQuery.AudioPlayer = AudioPlayer;
|
|||
|
|
})(jQuery);
|