一个特效小demo

原创于 2018-01-30 23:14:29 发布 · 260 阅读

CC 4.0 BY-SA版权

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        body{
            background-color:lavender;
        }
        .box{
        position: absolute;
            width: 800px;
            height: 600px;margin: 0 auto;
            overflow: hidden;
            margin-left: 400px;
        }
    </style>
</head>
<body>
<div class="box">

</div>
<script src="js/jquery-3.0.0.js"></script>
<script>
    var savesrc=["road.jpg","tree.jpg"];
    var boxsrc="";
    var bigimg;
    var count=1;
    $(function(){
        boxsrc="./img/tree.jpg";
        CreateImg();
        function CreateImg(){
            bigimg=$("<img>");
            bigimg.addClass("big");
            bigimg.attr("src","./img/"+savesrc[0]+"");
            $(".box").append(bigimg);
        }
        FadeIn_FadeOut();
        function FadeIn_FadeOut(){
            bigimg.animate({
                "opacity":"0"
            },3000,function(){
                $(this).css("opacity","1");
                $(this).attr("src",boxsrc);
            });
        }
    });



</script>
</body>
</html>