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---
title: CSS Font Loading API
slug: Web/API/CSS_Font_Loading_API
tags:
- API
- Fonts
- Reference
- 字体
translation_of: Web/API/CSS_Font_Loading_API
---
<div>{{APIRef("CSS Font Loading API")}}{{SeeCompatTable}}</div>
<p class="summary">CSS 字体加载 API 为您提供了动态加载字体资源时的events和interfaces。</p>
<h2 id="Interfaces">Interfaces</h2>
<dl>
<dt>{{domxref('FontFace')}}</dt>
<dd>表示单个可用的字体。</dd>
<dt>{{domxref('FontFaceSet')}}</dt>
<dd>字体API的一个接口，支持检测它们（字体文件）的下载状态。</dd>
<dt>{{domxref('FontFaceSource')}}</dt>
<dd>提供混合了所有的字体相关操作，除非你别有深意。它定义了 {{domxref("Document")}} 和 {{domxref("WorkerGlobalScope")}} 中的可用属性 {{domxref("FontFaceSources.fonts")}} 。</dd>
<dt>{{event('FontFaceSetLoadEvent')}}</dt>
<dd>{{domxref("FontFaceSet")}} 加载时触发的事件。</dd>
</dl>
<h2 id="规范">规范</h2>
<table class="standard-table">
<tbody>
<tr>
<th scope="col">Specification</th>
<th scope="col">Status</th>
<th scope="col">Comment</th>
</tr>
<tr>
<td>{{SpecName('CSS3 Font Loading')}}</td>
<td>{{Spec2('CSS3 Font Loading')}}</td>
<td>Initial definition.</td>
</tr>
</tbody>
</table>
<h2 id="浏览器兼容性"><span class="highlight-span">浏览器兼容性</span></h2>
<div>{{CompatibilityTable}}</div>
<div id="compat-desktop">
<table class="compat-table">
<tbody>
<tr>
<th>Feature</th>
<th>Chrome</th>
<th>Firefox (Gecko)</th>
<th>Internet Explorer</th>
<th>Opera</th>
<th>Safari (WebKit)</th>
</tr>
<tr>
<td>Basic support</td>
<td>{{CompatChrome(35.0)}}</td>
<td>{{CompatGeckoDesktop(41)}}</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatOpera(22)}}</td>
<td>{{CompatSafari(10)}}</td>
</tr>
</tbody>
</table>
</div>
<div id="compat-mobile">
<table class="compat-table">
<tbody>
<tr>
<th>Feature</th>
<th>Android Webview</th>
<th>Chrome for Android</th>
<th>Firefox Mobile (Gecko)</th>
<th>Firefox OS</th>
<th>IE Mobile</th>
<th>Opera Mobile</th>
<th>Safari Mobile</th>
</tr>
<tr>
<td>Basic support</td>
<td>{{CompatChrome(56.0)}}</td>
<td>{{CompatChrome(35.0)}}</td>
<td>{{CompatGeckoMobile(41)}}</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatUnknown}}</td>
<td>{{CompatOperaMobile(22)}}</td>
<td>{{CompatSafari(10)}}</td>
</tr>
</tbody>
</table>
</div>
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