The <mpath> sub-element for the <animateMotion> element provides the ability to reference an external <path> element as the definition of a motion path.
Usage context
| Categories | Animation element | 
|---|---|
| Permitted content | Any number of the following elements, in any order: Descriptive elements | 
Attributes
Global attributes
Specific attributes
DOM Interface
This element implements the SVGMPathElement interface.
Example
SVG
<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" />
  <!-- Draw the outline of the motion path in blue, along
          with three small circles at the start, middle and end. -->
  <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"  />
  <!-- Here is a triangle which will be moved about the motion path.
       It is defined with an upright orientation with the base of
       the triangle centered horizontally just above the origin. -->
  <path d="M-25,-12.5 L25,-12.5 L 0,-87.5 z"
        fill="yellow" stroke="red" stroke-width="7.06"  >
    <!-- Define the motion path animation -->
    <animateMotion dur="6s" repeatCount="indefinite" rotate="auto" >
       <mpath xlink:href="#path1"/>
    </animateMotion>
  </path>
</svg>
Result
Specifications
| Specification | Status | Comment | 
|---|---|---|
| SVG Animations Level 2 The definition of '<mpath>' in that specification. | Editor's Draft | No change | 
| Scalable Vector Graphics (SVG) 1.1 (Second Edition) The definition of '<mpath>' in that specification. | Recommendation | Initial definition | 
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari | 
|---|---|---|---|---|---|
| Basic support | (Yes) | (Yes) | No support | (Yes) | ? | 
| Feature | Android | Firefox Mobile (Gecko) | IE Phone | Opera Mobile | Safari Mobile | 
|---|---|---|---|---|---|
| Basic support | ? | ? | ? | ? | ? |