wzq/index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>中世竞创·AI对战平台</title>
    <link href="css/index.css" rel="stylesheet">
    <script src="js/jquery-2.1.4.js"></script>
    <script>
        $(document).ready(function(){
            $("#tab1").click(function(){
                $("body").animate({
                     left:'25px',
                    opacity:'0.1',
                     height:'15px',
                     width:'15px'
                },200,function(){
                    window.location.href="page2.html";
                });
            });
            $("#tab2").click(function(){
                $("body").animate({
                    opacity:'0.3'
                },500,function(){
                    window.location.href="Gomoku.html";
                });
            });
            $("#tab3").click(function(){
                $("body").animate({
                    opacity:'0.1',
                    height:'100%',
                    width:'0'
                },1000,function(){
                    window.location.href="page3.html";
                });
            });
        });
    </script>
</head>
<body>
<div class="ai">
    <img class="ai-1" src="img/aiman1.png" alt="中世竞创·AI对战平台"/>
    <img class="ai-2" src="img/aiman2.png" alt="中世竞创·AI对战平台"/>
    <img class="ai-2 ai-3" src="img/aiman21.png" alt="中世竞创·AI对战平台"/>
</div>
<div class="main">
    <div class="main-title">
    </div>
    <hr/>
    <div class="title">
        FJUT&nbsp·&nbsp欢迎来到AI对战平台
    </div>
    <div class="bar">
        <ul>
            <li>
                <a href="javascript:;" id="tab1">
                    登录
                </a>
            </li>
            <li>
                <a href="javascript:;" id="tab2">
                    五子棋挑战赛
                </a>
            </li>
            <li>
                <a href="page3.html" id="tab3">
                    T^T Online
                </a>
            </li>
        </ul>
    </div>
</div>
<div class="buttom-text">
    建议使用1920*1080分辨率和Chrome浏览器获得最佳效果
</div>
</body>
<canvas id="canvas" style="background:#007fff"></canvas>

<script type="text/javascript">

    window.onload = function () {
        //获取画布对象
        var canvas = document.getElementById("canvas");
        //获取画布的上下文
        var context = canvas.getContext("2d");
        //获取浏览器屏幕的宽度和高度
        var W = window.innerWidth;
        var H = window.innerHeight;
        //设置canvas的宽度和高度
        canvas.width = W;
        canvas.height = H;
        //每个文字的字体大小
        var fontSize = 16;
        //计算列
        var colunms = Math.floor(W / fontSize);
        //记录每列文字的y轴坐标
        var drops = [];
        //给每一个文字初始化一个起始点的位置
        for (var i = 0; i < colunms; i++) {
            drops.push(0);
        }

        //运动的文字
        var str = "javascript html5 canvas";
        //4:fillText(str,x,y);原理就是去更改y的坐标位置
        //绘画的函数
        function draw() {
            context.fillStyle = "rgba(0,0,0,0.05)";
            context.fillRect(0, 0, W, H);
            //给字体设置样式
            context.font = "700 " + fontSize + "px  微软雅黑";
            //给字体添加颜色
            context.fillStyle = "#00b7ee";//可以rgb,hsl, 标准色，十六进制颜色
            //写入画布中
            for (var i = 0; i < colunms; i++) {
                var index = Math.floor(Math.random() * str.length);
                var x = i * fontSize;
                var y = drops[i] * fontSize;
                context.fillText(str[index], x, y);
                //如果要改变时间，肯定就是改变每次他的起点
                if (y >= canvas.height && Math.random() > 0.99) {
                    drops[i] = 0;
                }
                drops[i]++;
            }
        };

        function randColor() {
            var r = Math.floor(Math.random() * 256);
            var g = Math.floor(Math.random() * 256);
            var b = Math.floor(Math.random() * 256);
            return "rgb(" + r + "," + g + "," + b + ")";
        }

        draw();
        setInterval(draw, 30);
    };

</script>
</html>