Mar
31
2018
js(jquery)实现鼠标拖动DIV功能
作者:
绝缘体.. 发布:
2018-03-31 07:35 分类:
未分类 阅读:
抢沙发
本文分享一个使用js实现的鼠标拖动div的效果,不同于网上其他的案例,这里实现的是鼠标按在菜单上移动,整个DIV跟着移动的效果。具体细节就不分析了,自己看下面的代码吧!
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title></title>
<script src="http://www.phpernote.com/js/jquery.min.js" type="text/javascript" charset="utf-8"></script>
<style type="text/css">
* {margin: 0;padding: 0;}
#pic {width: 80px;height: 80px;position: absolute;left: 0;right: 0;border:1px solid #999;width:260px;height:380px;}
a {border: 1px solid red;}
#menu{cursor:move;height:50px;background-color:#ccc;border-bottom:1px solid #999;}
</style>
</head>
<body>
<div id="pic">
<div id="menu"></div>
</div>
<script type="text/javascript">
var drag = function (obj, moveObj) {
obj.bind("mousedown", start);
function start(event) {
if (event.button == 0) {
gapX = event.clientX - obj.offset().left;
gapY = event.clientY - obj.offset().top;
$(document).bind("mousemove", move);
$(document).bind("mouseup", stop);
}
return false;
}
function move(event) {
moveObj.css({
"left": (event.clientX - gapX) + "px",
"top": (event.clientY - gapY) + "px"
});
return false;
}
function stop() {
$(document).unbind("mousemove", move);
$(document).unbind("mouseup", stop);
}
}
drag($("#menu"), $("#pic"));
</script>
</body>
</html>
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