How to use transform-origin attribute-CSS Tutorial-php.cn

Home

Web Front-end

CSS Tutorial

How to use transform-origin attribute

青灯夜游

Feb 11, 2019 pm 02:58 PM

css3

The transform-origin attribute is used to change the position of the element being transformed. In 2D transformation elements, the position of the element's x and y axes can be changed; in 3D transformation elements, the position of its Z axis can also be changed.

How to use transform-origin attribute

CSS3 transform-origin attribute

Function: The transform-origin attribute allows you to change the element being transformed s position. 2D transform elements change the element's x and y axes. 3D transform elements can also change their Z-axis.

Syntax:

transform-origin: x-axis y-axis z-axis;

Value	Description
x-axis	Defines where on the X-axis the view is placed. Possible values: ● left ● center ● right ● length ● %
y-axis	Defines where on the Y-axis the view is placed. Possible values: ● top ● center ● bottom ● length ● %
z-axis	Defines where on the Z axis the view is placed. Possible values: length

Note: This attribute must be used together with the transform attribute.

CSS3 Transform-origin attribute usage example

<!DOCTYPE html>
<html>
<head>
<style>
#div1
{
position: relative;
height: 200px;
width: 200px;
margin: 50px;
padding:10px;
border: 1px solid black;
}
#div2
{
padding:50px;
position: absolute;
border: 1px solid black;
background-color: red;
transform: rotate(45deg);
transform-origin:20% 40%;
-ms-transform: rotate(45deg); /* IE 9 */
-ms-transform-origin:20% 40%; /* IE 9 */
-webkit-transform: rotate(45deg); /* Safari and Chrome */
-webkit-transform-origin:20% 40%; /* Safari and Chrome */
-moz-transform: rotate(45deg); /* Firefox */
-moz-transform-origin:20% 40%; /* Firefox */
-o-transform: rotate(45deg); /* Opera */
-o-transform-origin:20% 40%; /* Opera */
}
</style>
<script>
function changeRot(value)
{
document.getElementById(&#39;div2&#39;).style.transform="rotate(" + value + "deg)";
document.getElementById(&#39;div2&#39;).style.msTransform="rotate(" + value + "deg)";
document.getElementById(&#39;div2&#39;).style.webkitTransform="rotate(" + value + "deg)";
document.getElementById(&#39;div2&#39;).style.MozTransform="rotate(" + value + "deg)";
document.getElementById(&#39;div2&#39;).style.OTransform="rotate(" + value + "deg)";
document.getElementById(&#39;persp&#39;).innerHTML=value + "deg";
}
function changeOrg()
{
var x=document.getElementById(&#39;ox&#39;).value;
var y=document.getElementById(&#39;oy&#39;).value;
document.getElementById(&#39;div2&#39;).style.transformOrigin=x + &#39;% &#39; + y + &#39;%&#39;;
document.getElementById(&#39;div2&#39;).style.msTransformOrigin=x + &#39;% &#39; + y + &#39;%&#39;;
document.getElementById(&#39;div2&#39;).style.webkitTransformOrigin=x + &#39;% &#39; + y + &#39;%&#39;;
document.getElementById(&#39;div2&#39;).style.MozTransformOrigin=x + &#39;% &#39; + y + &#39;%&#39;;
document.getElementById(&#39;div2&#39;).style.OTransformOrigin=x + &#39;% &#39; + y + &#39;%&#39;;
document.getElementById(&#39;origin&#39;).innerHTML=x + "% " + y + "%";            
}
</script>
</head>
<body>
<p>旋转红色的DIV元素，尝试更改其X轴和Y轴：</p>
<div id="div1">
  <div id="div2">HELLO</div>
</div>
Rotate:
<input type="range" min="-360" max="360" value="45" onchange="changeRot(this.value)" />
transform: rotateY:(<span id="persp">45deg</span>);
<br><br>
X-axis:<input type="range" min="-100" max="200" value="20" onchange="changeOrg()" id="ox" /><br>
Y-axis:<input type="range" min="-100" max="200" value="40" onchange="changeOrg()" id="oy" />
transform-origin: <span id="origin">20% 40%</span>;
 
</body>
</html>

Rendering:

How to use transform-origin attribute

The above is the detailed content of How to use transform-origin attribute. For more information, please follow other related articles on the PHP Chinese website!

Statement

The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Iterating a React Design with Styled ComponentsApr 21, 2025 am 11:29 AM

In a perfect world, our projects would have unlimited resources and time. Our teams would begin coding with well thought out and highly refined UX designs.

Oh, the Many Ways to Make Triangular Breadcrumb Ribbons!Apr 21, 2025 am 11:26 AM

Oh, the Many Ways to Make Triangular Breadcrumb Ribbons

SVG Properties in CSS GuideApr 21, 2025 am 11:21 AM

SVG has its own set of elements, attributes and properties to the extent that inline SVG code can get long and complex. By leveraging CSS and some of the forthcoming features of the SVG 2 specification, we can reduce that code for cleaner markup.

A Few Functional Uses for Intersection Observer to Know When an Element is in ViewApr 21, 2025 am 11:19 AM

You might not know this, but JavaScript has stealthily accumulated quite a number of observers in recent times, and Intersection Observer is a part of that

Revisting prefers-reduced-motionApr 21, 2025 am 11:18 AM

We may not need to throw out all CSS animations. Remember, it’s prefers-reduced-motion, not prefers-no-motion.

How to Get a Progressive Web App into the Google Play StoreApr 21, 2025 am 11:10 AM

PWA (Progressive Web Apps) have been with us for some time now. Yet, each time I try explaining it to clients, the same question pops up: "Will my users be

The Simplest Ways to Handle HTML IncludesApr 21, 2025 am 11:09 AM

It's extremely surprising to me that HTML has never had any way to include other HTML files within it. Nor does there seem to be anything on the horizon that