自定義視訊播放器
完整程式碼，視訊為網路資源
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
* {
margin: 0;
padding: 0;
}
html,
body {
height: 100%;
width: 100%;
overflow: hidden;
}
#videoWrap {
height: 100%;
width: 100%;
background-color: #383838;
}
#myVideo {
display: block;
}
#footer {
width: 100%;
height: 25px;
background-color: #2A2A2A;
position: relative;
}
/*按鈕組*/
#footer .btns {
width: 55px;
height: 25px;
display: flex;
justify-content: space-around;
align-items: center;
position: absolute;
left: 0;
top: 0;
}
#footer .btns .start,
#footer .btns .end {
width: 9px;
height: 11px;
background: url(icon.png) no-repeat;
}
#footer .btns .start {
background-position: 0 -22px;
}
#footer .btns .start.active {
background-position: 0 -10px;
}
#footer .btns .end {
background-position: 0 1px;
}
/*其他*/
#footer .others {
width: 230px;
height: 25px;
position: absolute;
right: 0;
top: 0;
}
#footer .others>div {
float: left;
}
#footer .others .time {
width: 120px;
font-size: 12px;
color: white;
text-align: center;
line-height: 25px;
}
#footer .others .volume {
width: 80px;
height: 25px;
}
#footer .others .volume .isSonud {
width: 20px;
height: 25px;
position: relative;
float: left;
}
#footer .others .volume .isSonud>span {
position: absolute;
top: 0;
left: 0;
bottom: 0;
right: 0;
margin: auto;
width: 12px;
height: 12px;
background: url(icon.png) no-repeat;
background-position: 0 -34px;
}
#footer .others .volume .isSonud>span.active {
background-position: 0 -46px;
}
#footer .others .volume .progress {
width: 60px;
height: 25px;
float: left;
margin: 0;
}
#footer .others .volume .progress .smallWhite {
width: 9px;
height: 7px;
background-color: white;
border-radius: 2px;
position: absolute;
top: -2px;
left: 0;
}
#footer .others .volume .progress .smallPink {
height: 3px;
width: 0px;
position: absolute;
top: 0;
bottom: 0;
margin-top: auto;
margin-bottom: auto;
background-color: deeppink;
}
#footer .others .volume .progress .smallGrey {
height: 3px;
width: 100%;
position: absolute;
top: 0;
bottom: 0;
margin-top: auto;
margin-bottom: auto;
background-color: #737373;
}
#footer .progress {
height: 25px;
margin: 0 230px 0 55px;
position: relative;
}
#footer .progress .smallGrey {
height: 3px;
width: 100%;
position: absolute;
top: 0;
bottom: 0;
margin-top: auto;
margin-bottom: auto;
background-color: #737373;
}
#footer .progress .smallWhite {
width: 9px;
height: 7px;
background-color: white;
border-radius: 2px;
position: absolute;
top: -2px;
left: 0;
}
#footer .progress .smallPink {
height: 3px;
width: 0px;
position: absolute;
top: 0;
bottom: 0;
margin-top: auto;
margin-bottom: auto;
background-color: deeppink;
}
#footer .full {
width: 30px;
height: 25px;
text-align: center;
line-height: 25px;
}
#footer .full>span {
display: inline-block;
margin: 7px auto;
width: 11px;
height: 11px;
background: url(icon.png) no-repeat;
background-position: 0 -58px;
}
#footer .full>span.active {
background-position: 0 -70px;
}
</style>
</head>
<body>
<section id="videoWrap">
<!--視訊模組-->
<video src="http://img.ksbbs.com/asset/Mon_1703/eb048d7839442d0.mp4" id="myVideo" id="myVideo"></video>
<!--底部功能模組-->
<div id="footer">
<!--按鍵組-->
<div class="btns">
<!--開始 暫停通過對span新增active類從而更改雪碧圖-->
<div class="start"></div>
<!--結束按鈕-->
<div class="end"></div>
</div>
<!--進度條-->
<div class="progress">
<!--小灰 未播放進度-->
<div class="smallGrey">
<!--小白塊 -->
<div class="smallWhite"></div>
</div>
<!--小粉 已播放進度-->
<div class="smallPink"></div>
</div>
<!--右側 時間，聲音外掛，全屏外掛-->
<div class="others">
<div class="time">
<span>00:00:00</span>/
<span>00:00:00</span>
</div>
<!--聲音外掛-->
<div class="volume">
<!--是否靜音-->
<div class="isSonud">
<span></span>
</div>
<!--聲音條-->
<div class="progress">
<div class="smallGrey">
<div class="smallWhite"></div>
</div>
<div class="smallPink"></div>
</div>
</div>
<div class="full">
<span></span>
</div>
</div>
</div>
</section>
</body>
<script src="js/drag.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
window.onload = function() {
var myVideo = document.querySelector('#myVideo');
var footer = document.getElementById('footer');
var start = document.querySelector('#footer .btns .start');
var end = document.querySelector('#footer .btns .end');
var isSound = document.querySelector('#footer .others .volume .isSonud>span');
var time = document.querySelectorAll('#footer .others .time span');
var full = document.querySelector('#footer .full>span');
var timer = null;
var isFullScreen = false;
var progress = document.querySelectorAll('#footer .progress');
var smallGrey = document.querySelectorAll('#footer .progress .smallGrey');
var smallWhite = document.querySelectorAll('#footer .progress .smallGrey .smallWhite')
var smallPink = document.querySelectorAll('#footer .progress .smallPink');
var volume = 1;
myVideo.width = document.documentElement.clientWidth;
myVideo.height = document.documentElement.clientHeight - footer.offsetHeight;
//當遊覽器大小改變，視訊自適應
window.onresize = function() {
myVideo.width = document.documentElement.clientWidth;
myVideo.height = document.documentElement.clientHeight - footer.offsetHeight;
}
//拖動邏輯 通過小粉left可知當前時間
//總時間
myVideo.onloadedmetadata = function() {
time[1].innerHTML = changeTime(myVideo.duration);
};
//音量樣式初始化 小白塊和粉色條 達到最大化樣式
smallPink[1].style.width = smallGrey[1].offsetWidth - smallWhite[1].offsetWidth + 'px';
smallWhite[1].style.left = (smallGrey[1].offsetWidth - smallWhite[1].offsetWidth) + 'px';
//所有操作邏輯封裝
function dragWhite() {
//點選開始按鈕
start.onclick = function() {
if(myVideo.paused) {
myVideo.play();
addClass(start, 'active');
timer = setInterval(move, 50);
} else {
myVideo.pause()
removeClass(start, 'active')
clearInterval(timer);
}
}
//點選結束按鈕 樣式 暫停 停止小白塊 更新視訊當前時間
end.onclick = function() {
removeClass(start, 'active');
smallPink[0].style.width = smallWhite[0].style.left = 0+'px';
myVideo.pause();
clearInterval(timer);
myVideo.currentTime = 0
}
//進度條點選
progress[0].onclick = function(e) {
addClass(start, 'active');
//小白塊和粉色條跟隨
smallPink[0].style.width = smallWhite[0].style.left = e.clientX - progress[0].offsetLeft + 'px';
//視訊當前時間更新
myVideo.currentTime = smallWhite[0].offsetLeft / (smallGrey[0].offsetWidth - smallWhite[0].offsetWidth) * myVideo.duration;
//播放並讓小白塊走起
myVideo.play();
timer = setInterval(move, 50);
}
//音量條點選
progress[1].onclick=function(e){
//小白塊和粉色條跟隨
smallPink[1].style.width = smallWhite[1].style.left = e.clientX - progress[1].offsetLeft-progress[0].offsetWidth-progress[0].offsetLeft + 'px';
myVideo.volume = smallWhite[1].offsetLeft / (smallGrey[1].offsetWidth - smallWhite[1].offsetWidth);
volume = myVideo.volume;
//當音量=0時觸發靜音事件
if(myVideo.volume == 0) {
myVideo.muted = true;
addClass(isSound, 'active');
} else {
myVideo.muted = false;
removeClass(isSound, 'active');
}
}
//拖動邏輯 此處我們對進度條小白塊進行拖動，並通過callback1物件內的move函式完成對當前時間的更新
var callback1 = {
move: function() {
//小粉條跟隨
smallPink[0].style.width=smallWhite.offsetLeft+'px';
//計算當前時間並更新
myVideo.currentTime = smallWhite[0].offsetLeft / (smallGrey[0].offsetWidth - smallWhite[0].offsetWidth) * myVideo.duration;
time[0].innerHTML = changeTime(myVideo.currentTime);
}
}
//拖動邏輯 此處我們對音量小白塊進行拖動，並通過callback2物件內的move函式完成對當前時間的更新
var callback2 = {
move: function() {
smallPink[1].style.width = smallWhite[1].offsetLeft + 'px';
myVideo.volume = smallWhite[1].offsetLeft / (smallGrey[1].offsetWidth - smallWhite[1].offsetWidth);
//儲存聲音變數到全域性環境
volume = myVideo.volume;
//當音量=0時觸發靜音事件
if(myVideo.volume == 0) {
myVideo.muted = true;
addClass(isSound, 'active');
} else {
myVideo.muted = false;
removeClass(isSound, 'active');
}
}
}
$.drag(smallWhite[0], callback1);
$.drag(smallWhite[1], callback2);
//是否靜音按鈕
isSound.onclick = function() {
//開始時不靜音 myVideo.muted=false ==>true 執行靜音語句 小白小粉歸零
if(!myVideo.muted) {
myVideo.muted = true;
addClass(isSound, 'active');
smallWhite[1].style.left = smallPink[1].style.width = 0 + 'px';
} else {
myVideo.muted = false;
removeClass(isSound, 'active');
//拿到全域性聲音變數，使靜音取消具有記錄功能
smallWhite[1].style.left = smallPink[1].style.width = volume * (smallGrey[1].offsetWidth - smallWhite[1].offsetWidth) + 'px';
}
}
}
dragWhite();
//全屏邏輯
full.onclick = function() {
if(isFullScreen) {
removeClass(full, 'active')
isFullScreen = false
if(document.exitFullscreen) {
document.exitFullscreen();
} else if(document.mozCancelFullScreen) {
document.mozCancelFullScreen();
} else if(document.webkitCancelFullScreen) {
document.webkitCancelFullScreen();
} else if(document.msExitFullscreen) {
document.msExitFullscreen();
}
} else {
addClass(full, 'active')
isFullScreen = true
var docElm = document.documentElement;
//W3C
if(docElm.requestFullscreen) {
docElm.requestFullscreen();
}
//FireFox
else if(docElm.mozRequestFullScreen) {
docElm.mozRequestFullScreen();
}
//Chrome等
else if(docElm.webkitRequestFullScreen) {
docElm.webkitRequestFullScreen();
}
//IE11
else if(docElm.msRequestFullscreen) {
docElm.msRequestFullscreen();
}
}
}
//進度條移動
function move() {
smallWhite[0].style.left = smallPink[0].style.width = myVideo.currentTime / myVideo.duration * (smallGrey[0].offsetWidth - smallWhite[0].offsetWidth) + 'px';
time[0].innerHTML = changeTime(myVideo.currentTime);
}
//公共函式
//時間格式
function changeTime(time) {
time = parseInt(time);
var h = toZero(Math.floor(time / 3600));
var m = toZero(Math.floor(time % 3600 / 60));
var s = toZero(Math.floor(time % 60));;
return h + ":" + m + ":" + s;
}
function toZero(mun) {
if(mun < 10) {
mun = "0" + mun;
} else {
mun = "" + mun;
}
return mun;
}
//class操作函式
function addClass(node, className) {
var reg = new RegExp("\\b" + className + "\\b");
if(!reg.test(node.className)) {
node.className += (" " + className);
}
}
function removeClass(node, className) {
if(node.className) {
var reg = new RegExp("\\b" + className + "\\b");
var classes = node.className;
node.className = classes.replace(reg, "");
if(/^\s*$/g.test(node.className)) {
node.removeAttribute("class");
}
} else {
node.removeAttribute("class");
}
}
}
</script>
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