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docs(animations): add React and Angular example for preference animations #1712

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docs(animations): add React and Angular example for preference animat…
dillionmegida Oct 12, 2020
e2bb80c
docs: change animation style for a11y reasons
dillionmegida Oct 13, 2020
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34 changes: 24 additions & 10 deletions src/pages/utilities/animations.md
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Original file line number Diff line number Diff line change
Expand Up @@ -843,15 +843,16 @@ Developers can also tailor their animations to user preferences such as `prefers
width: 100px;
height: 100px;
opacity: 0.5;
background: blue;
margin: 10px;

--background: red;
background: var(--background);
--translate-position: translateX(50px)
}

@media (prefers-color-scheme: dark) {
.square {
--background: green;
--translate-position: translateX(250px)
}
}
```
Expand All @@ -865,7 +866,8 @@ createAnimation()
.duration(1500)
.iterations(Infinity)
.direction('alternate')
.fromTo('background', 'blue', 'var(--background)');
.fromTo("background", "red", "var(--background)")
.fromTo("transform", "translateX(0)", "var(--translate-position)");
```
</docs-tab>
<docs-tab tab="angular">
Expand All @@ -876,7 +878,8 @@ this.animationCtrl.create()
.duration(1500)
.iterations(Infinity)
.direction('alternate')
.fromTo('background', 'blue', 'var(--background)');
.fromTo("background", "red", "var(--background)")
.fromTo("transform", "translateX(0)", "var(--translate-position)");
```
</docs-tab>
<docs-tab tab="react">
Expand All @@ -886,18 +889,27 @@ this.animationCtrl.create()
duration={1500}
iterations={Infinity}
direction='alternate'
fromTo={{
property: 'background',
fromValue: 'blue',
toValue: 'var(--background)'
}}
fromTo={[
{
property: "background",
fromValue: "red",
toValue: "var(--background)"
},
{
property: "transform",
fromValue: "translateX(0)",
toValue: "var(--translate-position)"
}
]}
>
<div className="square"></div>
</CreateAnimation>
```
</docs-tab>
</docs-tabs>

You can view a live example of this in Angular [here](https://stackblitz.com/edit/ionic-angular-preference-based-animations) and in React [here](https://stackblitz.com/edit/ionic-react-preference-based-animations).

This method works in all supported browsers when creating animations for the first time. Most browsers are also capable of dynamically updating keyframe animations as the CSS Variables change.

Safari does not currently support dynamically updating keyframe animations. For developers who need this kind of support in Safari, they can use [MediaQueryList.addListener()](https://developer.mozilla.org/en-US/docs/Web/API/MediaQueryList/addListener).
Expand Down Expand Up @@ -1019,7 +1031,7 @@ export class ModalExample {

```javascript
import React, { useState } from 'react';
import { CreateAnimation, IonModal, IonButton, IonContent } from '@ionic/react';
import { createAnimation, IonModal, IonButton, IonContent } from '@ionic/react';

export const ModalExample: React.FC = () => {
const [showModal, setShowModal] = useState(false);
Expand Down Expand Up @@ -1061,6 +1073,8 @@ export const ModalExample: React.FC = () => {
</docs-tab>
</docs-tabs>

You can view a live example of this in Angular [here](https://stackblitz.com/edit/ionic-angular-animation-override) and in React [here](https://stackblitz.com/edit/ionic-react-animation-overwride).

<docs-codepen user="ionic" slug="ExapZBZ"></docs-codepen>


Expand Down