- 1.什么是2D和3D
- 2D就是一个平面, 只有宽度和高度, 没有厚度
- 3D就是一个立体, 有宽度和高度, 还有厚度
- 默认情况下所有的元素都是呈2D展现的
- 2.如何让某个元素呈3D展现
- 和透视一样, 想看到某个元素的3d效果, 只需要给他的
父元素添加一个transform-style属性, 然后设置为preserve-3d即可
- 和透视一样, 想看到某个元素的3d效果, 只需要给他的
3D转换模块-正方体
示例代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>107-3D转换模块-正方体</title>
<style>
*{
margin: 0;
padding: 0;
}
ul{
width: 200px;
height: 200px;
border: 1px solid #000;
box-sizing: border-box;
margin: 100px auto;
position: relative;
transform: rotateY(0deg) rotateX(0deg);
transform-style: preserve-3d;
}
ul li{
list-style: none;
width: 200px;
height: 200px;
font-size: 60px;
text-align: center;
line-height: 200px;
position: absolute;
left: 0;
top: 0;
}
ul li:nth-child(1){
background-color: red;
transform: rotateX(90deg) translateZ(100px);
}
ul li:nth-child(2){
background-color: green;
transform: rotateX(180deg) translateZ(100px);
}
ul li:nth-child(3){
background-color: blue;
transform: rotateX(270deg) translateZ(100px);
}
ul li:nth-child(4){
background-color: yellow;
transform: rotateX(360deg) translateZ(100px);
}
ul li:nth-child(5){
background-color: purple;
transform: translateX(-100px) rotateY(90deg);
}
ul li:nth-child(6){
background-color: pink;
transform: translateX(100px) rotateY(90deg);
}
</style>
</head>
<body>
<ul>
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
<li>5</li>
<li>6</li>
</ul>
</body>
</html>
正方体轮播图可以参考以上代码实现
长方体
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>109-3D转换模块-长方体</title>
<style>
*{
margin: 0;
padding: 0;
}
/*
.father{
width: 200px;
height: 200px;
border: 1px solid #000;
margin: 100px auto;
}
.son{
width: 200px;
height: 200px;
background-color: rgba(255,0,0,0.3);
transform: scale(1.5, 1);
}
*/
ul{
width: 200px;
height: 200px;
border: 1px solid #000;
box-sizing: border-box;
margin: 100px auto;
position: relative;
transform: rotateY(0deg) rotateX(0deg);
transform-style: preserve-3d;
}
ul li{
list-style: none;
width: 200px;
height: 200px;
font-size: 60px;
text-align: center;
line-height: 200px;
position: absolute;
left: 0;
top: 0;
}
ul li:nth-child(1){
background-color: red;
transform: rotateX(90deg) translateZ(100px) scale(2, 1);
}
ul li:nth-child(2){
background-color: green;
transform: rotateX(180deg) translateZ(100px) scale(2, 1);
}
ul li:nth-child(3){
background-color: blue;
transform: rotateX(270deg) translateZ(100px) scale(2, 1);
}
ul li:nth-child(4){
background-color: yellow;
transform: rotateX(360deg) translateZ(100px) scale(2, 1);
}
ul li:nth-child(5){
background-color: purple;
transform: translateX(-200px) rotateY(90deg);
}
ul li:nth-child(6){
background-color: pink;
transform: translateX(200px) rotateY(90deg);
}
</style>
</head>
<body>
<!--
<div class="father">
<div class="son"></div>
</div>
-->
<ul>
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
<li>5</li>
<li>6</li>
</ul>
</body>
</html>
