jQuery.AudioPlayer.js
21.7 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
/**
* jQuery.AudioPlayer.js
* @Author Keystion
* @Version 1.0.1
* Created by Keystion on 2016-12-19
* Update on 2017-01-06
*/
;(function(jQuery){
"use strict";
var AudioPlayer = {
options: {
// open console log / 打开控制台日志
debuggers: false
// container, default 'body' / 组件要放到什么地方，默认'body'
,container: 'body'
// audio source / 音频源
,source: ''
// 音频源文件 / image resources
,imagePath: './image'
// Determines whether or not the player is playing before dragging/判断拖拽之前是否正在播放
,seekNum: 0
// Whether can drag and drop / 是否可以拖拽
,allowSeek: true
// After can play TODO / 可以播放之后，做某些事情
,canplayCallback: null
// After playback TODO / 播放之后，做某些事情
,playCallback: null
// After the suspension TODO / 暂停之后，做某些事情
,pauseCallback: null
// After the drag TODO / 拖动之后，做某些事情
,timeupdateCallback: null
// End of the play TODO / 播放结束之后，做某些事情
,endedCallback: null
// After the mute TODO / 静音之后，做某些事情
,mutedCallback: null
// template dom / 模板节点
,template: $('<div id="componentWrapper">' +
'<audio id="audio-element" style="display: none;">您的浏览器不支持 audio 标签。</audio>' +
'<div class="controls_toggle"><img src="" alt="controls_toggle" /></div>' +
'<div class="player_mediaTime_current">00:00</div>' +
'<div class="player_progress">' +
'<div class="progress_bg"></div>' +
'<div class="load_progress"></div>' +
'<div class="play_progress"></div>' +
'<div class="player_progress_tooltip">' +
'<p></p>' +
'</div>' +
'</div>' +
'<div class="player_mediaTime_total">00:00</div>' +
'<div class="player_volume_wrapper">' +
'<div class="player_volume"><img src="" alt="player_volume" /></div>' +
'<div class="volume_seekbar">' +
'<div class="volume_bg"></div>' +
'<div class="volume_level"></div>' +
'<div class="player_volume_tooltip">' +
'<p></p>' +
'</div>' +
'</div>' +
'</div>' +
'</div>')
}
// elements
,elements: {}
// initialize
,init: function(options) {
var _this = this;
if (!options || !options.container) {
return false;
}
this.options = $.extend(this.options, options);
// audio DOM
_this.elements.audioDom = _this.options.template.find('audio')[0];
_this.elements.componentWrapper = _this.options.template.find('#componentWrapper');
// Play button / 播放按钮
_this.elements.playButton = _this.options.template.find('.controls_toggle');
// The current time / 当前时间
_this.elements.currentTime = _this.options.template.find('.player_mediaTime_current');
// The total length / 总时长
_this.elements.totalTime = _this.options.template.find('.player_mediaTime_total');
// Loading progress bar / 加载进度条
_this.elements.loadProgress = _this.options.template.find('.load_progress');
// Playback progress bar / 播放进度条
_this.elements.playProgress = _this.options.template.find('.play_progress');
// Playback progress bar wrap / 播放进度条wrap
_this.elements.playProgressWrap = _this.options.template.find('.player_progress');
// The total length of playback progress bar / 播放进度条总长
_this.elements.totalPlayProgress = _this.options.template.find('.progress_bg');
// Mute button / 静音按钮
_this.elements.mutedButton = _this.options.template.find('.player_volume');
// The volume size wrap / 音量大小wrap
_this.elements.volumeWrap = _this.options.template.find('.volume_seekbar');
// The volume chief / 音量总长
_this.elements.totalVolume = _this.options.template.find('.volume_bg');
// The current volume / 当前音量
_this.elements.currentVolume = _this.options.template.find('.volume_level');
// The tooltips of the volume / 音量提示条
_this.elements.tipsVolume = _this.options.template.find('.player_volume_tooltip');
$(_this.options.container).append(_this.options.template);
_this.elements.playButton.find('img').attr('src', _this.options.imagePath + '/play.png');
_this.elements.mutedButton.find('img').attr('src', _this.options.imagePath + '/volume.png');
if(options.source){
_this.updateSource({source: options.source, callback: function(){ _this.log('The audio source has been updated') }});
}
_this.elements.currentVolume.width((60 / 100 * _this.elements.audioDom.volume * 100) + 'px');
// Initialize the event / 初始化事件
_this.events();
}
// Update the audio source foo. / 更新音频源
,updateSource: function(o){
var _this = this;
// reset
_this.reset();
// Update the audio source / 更新音频源
_this.elements.audioDom.setAttribute('src', o.source);
// callback
if(typeof o.callback == 'function'){
o.callback();
}
}
// dom events
,events: function() {
var _this = this;
// Monitor window changes to do some of the UI update / 监听窗口的变化做一些UI的更新
$(window).resize(function(event) {
// Update the width of the download progress bar / 更新下载进度条的宽度
_this.setLoadProgressWidth();
// Update the playback progress bar width / 更新播放进度条的宽度
_this.elements.playProgress.width((_this.elements.audioDom.currentTime / _this.elements.audioDom.duration) * $('.progress_bg').width());
});
// Adjust the size of sound / 调节声音大小
_this.elements.volumeWrap.on("mouseenter", function(event) {
event.preventDefault();
}).on("mouseleave", function(event) {
event.preventDefault();
_this.elements.tipsVolume.css('display', 'none');
_this.setvolume();
}).on('mousemove', function(event) {
event.preventDefault();
if ((event.pageX - _this.elements.totalVolume.offset().left) > 0 && (event.pageX - _this.elements.totalVolume.offset().left) < (_this.elements.totalVolume.width() + 1)) {
_this.elements.tipsVolume.css({
'display': 'block',
"left": parseInt(event.pageX - _this.elements.totalVolume.offset().left + _this.elements.totalVolume.width() / 2 - 40, 10) + "px"
});
_this.elements.tipsVolume.find("p").html(_this.sumVolume(event) + " %");
_this.elements.currentVolume.width(event.pageX - _this.elements.totalVolume.offset().left + "px");
}
}).on('mouseup', function(event) {
event.preventDefault();
_this.elements.currentVolume.width(event.pageX - _this.elements.totalVolume.offset().left + "px");
_this.setvolume({
event: event
});
});
_this.elements.mutedButton.on('click', function(event) {
event.preventDefault();
/* Act on the event */
_this.muted();
});
// Playback progress bar drag and drop events / 播放进度条拖拽事件
// To determine whether to allow drag and drop / 判断是否允许拖拽
if(_this.options.allowSeek){
_this.elements.playProgressWrap.on('mousedown', function(event) {
event.preventDefault();
if (_this.elements.audioDom.paused) {
_this.options.seekNum = 1;
} else {
_this.options.seekNum = 2;
_this.pause();
}
// The mouse click will update the progress bar / 鼠标按下就更新进度条
_this.setPlayProgressWidth(event);
}).on('mousemove', function(event) {
event.preventDefault();
// 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
_this.options.seekNum != 0 && _this.setPlayProgressWidth(event);
}).on('mouseup', function(event) {
event.preventDefault();
// TODO
// Is it necessary to when the mouse button to lift again to update the playback progress bar width
// 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
// _this.setPlayProgressWidth(event);
if (_this.options.seekNum == 1) {
_this.pause();
} else {
_this.play();
}
_this.options.seekNum = 0;
if(typeof _this.options.seekedCallback == 'function'){
_this.options.seekedCallback({'status': _this.elements.audioDom.seeked});
}
})
}else{
_this.elements.playProgressWrap.on('mousedown', function(event) {
event.preventDefault();
if(typeof _this.options.seekedCallback == 'function'){
_this.options.seekedCallback();
}else{
alert('暂时不支持拖拽');
return false;
}
})
}
// Click event broadcast suspended / 播放暂停点击事件
_this.elements.playButton.on('click', function(event) {
event.preventDefault();
_this.toggleplay({
playCallback: function(){ _this.log('toggleplay：play') },
pauseCallback: function(){ _this.log('toggleplay：pause') }
});
})
// When audio load has abandoned / 当音频的加载已放弃时
_this.elements.audioDom.onabort = function() {
_this.log('onabort');
_this.reset();
}
// When the browser can play audio / 当浏览器可以播放音频时
_this.elements.audioDom.oncanplay = function() {
_this.log('oncanplay');
// Determine the audio to load / 判断音频加载完毕
if (_this.elements.audioDom.readyState == 4) {
var duration = Math.round(_this.elements.audioDom.duration);
var minutes = Math.floor(duration / 60);
minutes = 10 <= minutes ? minutes : "0" + minutes;
duration = Math.floor(duration % 60);
_this.elements.totalTime.html(minutes + ":" + (10 <= duration ? duration : "0" + duration));
if(typeof _this.options.canplayCallback == 'function'){
_this.options.canplayCallback({'status': true});
}
}
}
// When the browser is downloading audio / 当浏览器正在下载音频时
_this.elements.audioDom.onprogress = function() {
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());
}
};
// When the browser begins searching for the audio / 当浏览器开始查找音频时
_this.elements.audioDom.onloadstart = function() {
_this.log('onloadstart');
}
// When the audio has begun or is no longer suspended / 当音频已开始或不再暂停时
_this.elements.audioDom.onplay = function() {
_this.log('onplay');
_this.elements.playButton.find('img').attr('src', _this.options.imagePath + '/pause.png');
}
// When the audio has been suspended / 当音频已暂停时
_this.elements.audioDom.onpause = function() {
_this.log('onpause');
_this.elements.playButton.find('img').attr('src', _this.options.imagePath + '/play.png');
}
// When the current playlist has ended / 当目前的播放列表已结束时
_this.elements.audioDom.onended = function() {
_this.log('onended');
if(typeof _this.options.endedCallback == 'function'){
_this.options.endedCallback({'status': _this.elements.audioDom.ended});
}
}
// When the user starts moving/jump to the new location in the audio
// 当用户开始移动/跳跃到音频中的新位置时
_this.elements.audioDom.onseeking = function() {
_this.log('onseeking');
}
// When the user has mobile/jump to the new location in the audio
// 当用户已移动/跳跃到音频中的新位置时
_this.elements.audioDom.onseeked = function() {
_this.log('onseeked');
}
// When the current playback position has changed
// 当目前的播放位置已更改时
_this.elements.audioDom.ontimeupdate = function() {
_this.log('ontimeupdate');
_this.timeupdate();
}
// When the volume is changed
// 当音量已更改时
_this.elements.audioDom.onvolumechange = function() {
_this.log('onvolumechange');
_this.setvolume();
}
}
// Toggle play/pause 切换播放/暂停
,toggleplay: function(o) {
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;
var canPlay = _this.elements.audioDom.play();
// 处理浏览器无法自动播放语音
if (canPlay !== undefined) {
canPlay.then(_ => {
if (typeof o == 'function') {
o({'status': true});
}
if(typeof _this.options.playCallback == 'function'){
_this.options.playCallback({'status': true});
}
}).catch(error => {
_this.options.playCallback({'status': false});
});
}
}
// 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);