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author | MDN <actions@users.noreply.github.com> | 2022-03-19 00:13:08 +0000 |
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committer | MDN <actions@users.noreply.github.com> | 2022-03-19 00:13:08 +0000 |
commit | 9bf6693b2edd5281c1577856895c55653a41dc01 (patch) | |
tree | 0143e1d1d5c95776e42d8d9afdddedb13a0827c1 /files/zh-cn/web/css/transform-function/rotate() | |
parent | 376471eb81e0a3dc263128f834e3c8c22bb9b4d6 (diff) | |
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diff --git a/files/zh-cn/web/css/transform-function/rotate()/index.html b/files/zh-cn/web/css/transform-function/rotate()/index.html deleted file mode 100644 index e7e5807e55..0000000000 --- a/files/zh-cn/web/css/transform-function/rotate()/index.html +++ /dev/null @@ -1,90 +0,0 @@ ---- -title: rotate() -slug: Web/CSS/transform-function/rotate() -tags: - - CSS - - CSS函数 - - CSS变换 -translation_of: Web/CSS/transform-function/rotate() ---- -<div>{{CSSRef}}</div> - -<div>CSS的<strong><code>rotate()</code></strong>函数定义了一种将元素围绕一个定点(由{{ Cssxref("transform-origin") }}属性指定)旋转而不变形的转换。指定的角度定义了旋转的量度。若角度为正,则顺时针方向旋转,否则逆时针方向旋转。旋转180°也被称为点反射。</div> - - - -<p>元素旋转的固定点 - 如上所述 - 也称为<strong>变换原点</strong>。这默认为元素的中心,但你可以使用{{ cssxref("transform-origin") }}属性设置自己的自定义变换原点。</p> - -<h2 id="语法">语法</h2> - -<p>{{cssxref("<angle>")}} 指定了 <code>rotate()</code> 的旋转程度。参数为正时,顺时针旋转;参数为负时,逆时针旋转。180° 旋转称为<em>点反演</em>。</p> - -<pre class="syntaxbox notranslate">rotate(<em>a</em>) -</pre> - -<h3 id="值">值</h3> - -<dl> - <dt><em>a</em></dt> - <dd>是一种{{ cssxref("<angle>") }},表示旋转的角度。 正角度表示了顺时针的旋转,负角度表示逆时针的旋转。</dd> -</dl> - -<table class="standard-table"> - <thead> - <tr> - <th scope="col"> - <p>笛卡尔坐标系 on ℝ<sup>2</sup></p> - </th> - <th scope="col">齐次坐标系 on ℝℙ<sup>2</sup></th> - <th scope="col">笛卡尔坐标系 on ℝ<sup>3</sup></th> - <th scope="col">齐次坐标系 on ℝℙ<sup>3</sup></th> - </tr> - </thead> - <tbody> - <tr> - <td colspan="1" rowspan="2"><math> <mfenced> <mtable> <mtr><mtd>cos(a)</mtd><mtd>-sin(a)</mtd></mtr> <mtr><mtd>sin(a)</mtd><mtd>cos(a)</mtd></mtr></mtable></mfenced></math></td> - <td><math> <mfenced><mtable><mtr><mtd>cos(a)</mtd><mtd>-sin(a)</mtd><mtd>0</mtd></mtr><mtr><mtd>sin(a)</mtd><mtd>cos(a)</mtd><mtd>0</mtd></mtr><mtr><mtd>0</mtd><mtd>0</mtd><mtd>1</mtd></mtr></mtable> </mfenced> </math></td> - <td colspan="1" rowspan="2"><math> <mfenced><mtable><mtr><mtd>cos(a)</mtd><mtd>-sin(a)</mtd><mtd>0</mtd></mtr><mtr><mtd>sin(a)</mtd><mtd>cos(a)</mtd><mtd>0</mtd></mtr><mtr><mtd>0</mtd><mtd>0</mtd><mtd>1</mtd></mtr></mtable> </mfenced> </math></td> - <td colspan="1" rowspan="2"><math> <mfenced><mtable><mtr><mtd>cos(a)</mtd><mtd>-sin(a)</mtd><mtd>0</mtd><mtd>0</mtd></mtr><mtr><mtd>sin(a)</mtd><mtd>cos(a)</mtd><mtd>0</mtd><mtd>0</mtd></mtr><mtr><mtd>0</mtd><mtd>0</mtd><mtd>1</mtd><mtd>0</mtd></mtr><mtr><mtd>0</mtd><mtd>0</mtd><mtd>0</mtd><mtd>1</mtd></mtr></mtable> </mfenced> </math></td> - </tr> - <tr> - <td><code>[cos(a) sin(a) -sin(a) cos(a) 0 0]</code></td> - </tr> - </tbody> -</table> - -<h2 id="示例">示例</h2> - -<h3 id="HTML">HTML</h3> - -<pre class="brush: html notranslate"><div>Normal</div> -<div class="rotated">Rotated</div></pre> - -<h3 id="CSS">CSS</h3> - -<pre class="brush: css notranslate">div { - width: 80px; - height: 80px; - background-color: skyblue; -} - -.rotated { - transform: rotate(45deg); /* Equal to rotateZ(45deg) */ - background-color: pink; -}</pre> - -<h3 id="结果">结果</h3> - -<p>{{EmbedLiveSample("示例","100%","200")}}</p> - -<h2 id="浏览器兼容">浏览器兼容</h2> - -<p>有关兼容性信息,请参阅<code><a href="https://developer.mozilla.org/en-US/docs/Web/CSS/transform-function#Browser_compatibility"><transform-function></a></code>数据类型。</p> - -<h2 id="参见">参见</h2> - -<ul> - <li>{{cssxref("transform")}}</li> - <li>{{cssxref("<transform-function>")}}</li> - <li><code><a href="https://developer.mozilla.org/en-US/docs/Web/CSS/transform-function/rotate3d">rotate3d()</a></code></li> -</ul> |