> For the complete documentation index, see [llms.txt](https://kap35.gitbook.io/kap-engine-wiki/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kap35.gitbook.io/kap-engine-wiki/user-manual/animations/animation/functions.md).

# Functions

The component Animation allow you to use 3 functions and 3 events.

### Fucntions

These three functions are made to initiate or update values during your animation.

* onPlay : often use to initiate values at the beginning, this function is call when your animation gonna start
* onUpdateAnim : use to change values during your animation. This function is the only function call when your animation is playing.
* onResetAnim : useful if your animation is in loop mode. This function is made to initiate values after playing.

### Events

* getOnStart : Events::EventAction called automaticaly once during onPlay
* getOnEnd : Evetns::EventAction called when your animation ended BUT not in loop mode
* getOnRestart : Events::EventAction called when your animation restart

{% hint style="warning" %}
getOnRestart : available only when animation is in loop mode
{% endhint %}