TA的每日心情 | 擦汗 2018-6-6 11:33 |
---|
签到天数: 348 天 [LV.8]以坛为家I
|
页面加载完成之后向页面插入窗口,之后向窗口插入关闭按钮,使用setInterval()函数触发moves()函数开始动画
js方法:- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
- <html>
- <head>
- <title> New Document </title>
- <meta name="Generator" content="EditPlus">
- <meta name="Author" content="">
- <meta name="Keywords" content="">
- <meta name="Description" content="">
- <script type="text/javascript">
- window.onload=function(){
- //写入
- var oneInner = document.createElement("div");
- oneInner.setAttribute("style","background:#663398;position:absolute;width:100px;height:100px;border:solid 3px #2F74A7;cursor:pointer;");
- var oneButton = document.createElement("input");
- oneButton.setAttribute("type","button");
- oneButton.setAttribute("value","x");
- if (oneButton.style.cssFloat)
- {
- oneButton.style.cssFloat="right"
- }
- else
- {oneButton.style.styleFloat="right"}
- oneInner.appendChild(oneButton);
- document.body.appendChild(oneInner);
- //定时器
- var a1a = setInterval(moves,100);
- //函数
- var x = 10;
- var y = 10;
- function moves(){
- var tops = oneInner.offsetTop
- var lefts = oneInner.offsetLeft
- if (lefts>=document.documentElement.clientWidth-oneInner.offsetWidth||lefts<=0)
- {
- x=-x
- }
- if (tops>=document.documentElement.clientHeight-oneInner.offsetHeight||tops<=0)
- {
- y=-y
- }
- tops+=y;
- lefts+=x;
- oneInner.style.top=tops+"px"
- oneInner.style.left=lefts+"px"
- }
- //悬停停止
- oneInner.onmouseover=function(){
- clearInterval(a1a);
- }
- //放手继续运动
- oneInner.onmouseout=function(){
- a1a =setInterval(moves,100);
- }
- //删除
- oneButton.onclick=function(){
- document.body.removeChild(oneInner);
- }
- }
- </script>
- </head>
- <body>
- </body>
- </html>
复制代码 jquery方法:- <!DOCTYPE html>
- <html>
- <head>
- <title></title>
- <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
- <script type="text/javascript" src="https://bbs.cnblackhat.com/js/jquery-1.7.min.js"></script>
- <script>
- $(function(){
- //写入div
- $("<div/>",{id:"moveWindow"}).css({width:"200px",height:"200px",border:"solid 3px #2F74A7",background:"#663398",position:"absolute",cursor:"pointer"}).appendTo("body");
- //写入关闭按钮
- $("<div/>",{id:"removeMW"}).css({width:"20px",height:"20px",background:"red",float:"right"}).appendTo("#moveWindow");
- //定时器
- var move = setInterval(moves,100);
- var x= 10;
- var y= 10;
- function moves (){
- var mw = $("#moveWindow").offset();
- var lefts =mw.left;
- var tops = mw.top;
- if (lefts>=$(window).width()-$("#moveWindow").width()||lefts<=0)
- {
- x=-x
- }
- if (tops>=$(window).height()-$("#moveWindow").height()||tops<=0)
- {
- y=-y
- }
- lefts+=x;
- tops+=y;
- $("#moveWindow").offset({top:tops,left:lefts});
- }
- //悬停停止运动
- $("#moveWindow").mouseover(function(){
- clearInterval(move);
- });
- //移开鼠标后继续运动
- $("#moveWindow").mouseout(function(){
- move = setInterval(moves,100);
- });
- //点击按钮关闭
- $("#removeMW").click(function(){
- $("#moveWindow").remove();
- });
- })
- </script>
- </head>
- <body>
- </body>
- </html>
复制代码 效果展示:
|
|