barrage.html 2.47 KB
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>畅移2020年会盛典</title>
    <style>
        * {padding: 0;margin: 0;}
        html, body {padding: 0;margin: 0;height:100%;overflow: hidden;}
        img {display: block;}
        .container {width: 100%;height: 100%;}
        .bg-left {background: #000 url('./img/pc/barrage_bg1.png') no-repeat center;background-size: 411px 110px;}
        .bg-right {background: rgba(0, 0, 0, .9) url('./img/pc/barrage_bg2.png') no-repeat;background-size: cover;}
    </style>
</head>
<body>
    <div class="container" id="container"></div>

    <script src="./js/jquery.min.js"></script>
    <script src="./js/danmaku.min.js"></script>
    <script src="//cdn.bootcss.com/socket.io/2.0.3/socket.io.js"></script>
    <script>
        var getQueryString = function(name) {
            var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
            var r = window.location.search.substr(1).match(reg);
            if (r != null) {
                var value = unescape(r[2]);
                if (value.indexOf('?') !== -1) {
                    value = value.substring(0, value.indexOf('?'));
                }
                return value;
            }
            return null;
        };

        var position = getQueryString('position');
        if (position == 1) {
            $('.container').addClass('bg-left');
        } else {
            $('.container').addClass('bg-right');
        }

        var colors = ['#FFD590', '#FFFFFF', '#DE452D'];
        var danmaku = new Danmaku();
        danmaku.init({
            container: document.getElementById('container')
        });
        var socket = io('//10.1.1.93:3000');
        socket.on('barrage', function(msg) {
            console.log('socket.on: ', msg);
            var colorIndex = parseInt(Math.random() * (2 - 0 + 1), 10); // 生成 0-2 随机数
            var topNum = parseInt(Math.random() * (20 - 1 + 1), 10); // 生成 1-30 随机数
            var comment = {
                text: msg,
                style: {
                    fontSize: '30px',
                    fontWeight: '500',
                    color: colors[colorIndex],
                    top: topNum * 30 + 'px'
                },
                speed: 144
            };
            danmaku.emit(comment);
        });
        
    </script>
</body>
</html>