【外掛】自適應佈局JQuery外掛,rem佈局——和派孔明
阿新 • • 發佈:2018-12-23
//框架檔名Pandora.AutoSize.js
(function($) {
$.fn.extend({
AutoSize: function() {
var element = $(this);
auto();
function auto() {
var width = $(window).width(),
height = $(window).height();
$("html").css("font-size" , width / 15);
$(element).width(width).height(height);
};
$(window).resize(auto);
}
});
})(jQuery);
//用法
引入<script src="jquery-1.4.2.min.js"></script>
<script src="Pandora.AutoSize.js"></script>
//呼叫外掛
<script>
$(function() {
$("body").AutoSize();
})
</script>
//640/15=42.66666666666667
//px換算公式為畫素除以42.66666666666667=rem
//例如:width:200px=200/42.66=4.688232536333802rem;
//demo案例
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=no" />
<style>
/*rem換算前*/
/*
*{margin:0;padding: 0;list-style:none;}
.div1{width:595px;height:30px;margin:0 auto;}
.div1 ul li{float:left;height:30px;border-left:1px solid #fff;text-align:center;background:#ccc;line-height:30px;font-size:16px;}
.div1 ul li a{text-decoration:none;color:#fff;display:block;padding:0px 43px;}
.div1 ul li a:hover{background:#666;}
*/
/*rem換算後*/
*{margin:0;padding: 0;list-style:none;}
.div1{width:13.94749179559306rem;height:0.7032348804500703rem;margin:0 auto;}
.div1 ul li{float:left;height:0.7032348804500703rem;border-left:1px solid #fff;text-align:center;background:#ccc;line-height:0.7032348804500703rem;font-size:0.7032348804500703rem;}
.div1 ul li a{text-decoration:none;color:#fff;display:block;padding:0px 1.007969995311767rem;}
.div1 ul li a:hover{background:#666;}
</style>
<script src="jquery-1.4.2.min.js"></script>
<script src="Pandora.AutoSize.min.js"></script>
<script>
$(function(){
$("body").AutoSize();
})
</script>
<title>demo</title>
</head>
<body style="margin:0; padding:0;">
<div class="div1">
<ul>
<li><a href="javascript:;">首頁</a></li>
<li><a href="javascript:;">介紹</a></li>
<li><a href="javascript:;">中心</a></li>
<li><a href="javascript:;">關於</a></li>
</ul>
</div>
</body>
</html>