6.5. CSS3 transform变换

CSS3 transform变换

1、translate(x,y) 设置盒子位移
2、scale(x,y) 设置盒子缩放
3、rotate(deg) 设置盒子旋转
4、skew(x-angle,y-angle) 设置盒子斜切
5、perspective 设置透视距离
6、transform-style flat | preserve-3d 设置盒子是否按3d空间显示
7、translateX、translateY、translateZ 设置三维移动
8、rotateX、rotateY、rotateZ 设置三维旋转
9、scaleX、scaleY、scaleZ 设置三维缩放
10、tranform-origin 设置变形的中心点
11、backface-visibility 设置盒子背面是否可见

举例:(翻面效果)

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>翻面</title>
    <style type="text/css">
        .box{
            width:300px;
            height:272px;
            margin:50px auto 0;
            transform-style:preserve-3d;
            position:relative;            
        }
        .box .pic{
            width:300px;
            height:272px;
            position:absolute;
            background-color:cyan;
            left:0;
            top:0;
            transform:perspective(800px) rotateY(0deg);
            backface-visibility:hidden;
            transition:all 500ms ease;
        }
        .box .back_info{
            width:300px;
            height:272px;
            text-align:center;
            line-height:272px;
            background-color:gold;
            position:absolute;
            left:0;
            top:0;
            transform:rotateY(180deg);
            backface-visibility:hidden;
            transition:all 500ms ease;            
        }
        .box:hover .pic{
            transform:perspective(800px) rotateY(180deg);
        }
        .box:hover .back_info{
            transform:perspective(800px) rotateY(0deg);
        }
    </style>
</head>
<body>
    <div class="box">        
        <div class="pic"><img src="images/location_bg.jpg"></div>
        <div class="back_info">背面文字说明</div>
    </div>
</body>
</html>