<mpath>

Baseline Widely available *

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

* Some parts of this feature may have varying levels of support.

<mpath> SVG 子元素用于 <animateMotion> 元素,它提供了引用外部 <path> 元素作为运动路径定义的能力。

使用上下文

类别动画元素
允许的内容任意数量、任意顺序的下列元素:
描述性元素

属性

DOM 接口

该元素实现了 SVGMPathElement 接口。

示例

SVG

html
<svg
  width="100%"
  height="100%"
  viewBox="0 0 500 300"
  xmlns="http://www.w3.org/2000/svg"
  xmlns:xlink="http://www.w3.org/1999/xlink">
  <rect
    x="1"
    y="1"
    width="498"
    height="298"
    fill="none"
    stroke="blue"
    stroke-width="2" />

  <!-- 用蓝色绘制运动路径的轮廓,并在起始点、中点和结束点处绘制三个小圆圈。 -->
  <path
    id="path1"
    d="M100,250 C 100,50 400,50 400,250"
    fill="none"
    stroke="blue"
    stroke-width="7.06" />
  <circle cx="100" cy="250" r="17.64" fill="blue" />
  <circle cx="250" cy="100" r="17.64" fill="blue" />
  <circle cx="400" cy="250" r="17.64" fill="blue" />

  <!-- 这里有一个三角形,它将沿着运动路径移动。它定义为直立方向,三角形的底边水平居中,位于原点上方。 -->
  <path
    d="M-25,-12.5 L25,-12.5 L 0,-87.5 z"
    fill="yellow"
    stroke="red"
    stroke-width="7.06">
    <!-- 定义运动路径动画 -->
    <animateMotion dur="6s" repeatCount="indefinite" rotate="auto">
      <mpath href="#path1" />
    </animateMotion>
  </path>
</svg>

结果

规范

Specification
SVG Animations Level 2
# MPathElement

浏览器兼容性

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
mpath
href
xlink:href
Deprecated

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support
Deprecated. Not for use in new websites.

参见