diff --git a/app/javascript/mastodon/features/ui/util/optional_motion.js b/app/javascript/mastodon/features/ui/util/optional_motion.js index 82edbbe8f8c..df3a8b54af2 100644 --- a/app/javascript/mastodon/features/ui/util/optional_motion.js +++ b/app/javascript/mastodon/features/ui/util/optional_motion.js @@ -1,49 +1,5 @@ -// Like react-motion's Motion, but checks to see if the user prefers -// reduced motion and uses a cross-fade in those cases. - -import React from 'react'; -import Motion from 'react-motion/lib/Motion'; -import PropTypes from 'prop-types'; import { reduceMotion } from '../../../initial_state'; +import ReducedMotion from './reduced_motion'; +import Motion from 'react-motion/lib/Motion'; -const stylesToKeep = ['opacity', 'backgroundOpacity']; - -const extractValue = (value) => { - // This is either an object with a "val" property or it's a number - return (typeof value === 'object' && value && 'val' in value) ? value.val : value; -}; - -class OptionalMotion extends React.Component { - - static propTypes = { - defaultStyle: PropTypes.object, - style: PropTypes.object, - children: PropTypes.func, - } - - render() { - - const { style, defaultStyle, children } = this.props; - - if (reduceMotion) { - Object.keys(style).forEach(key => { - if (stylesToKeep.includes(key)) { - return; - } - // If it's setting an x or height or scale or some other value, we need - // to preserve the end-state value without actually animating it - style[key] = defaultStyle[key] = extractValue(style[key]); - }); - } - - return ( - - {children} - - ); - } - -} - - -export default OptionalMotion; +export default reduceMotion ? ReducedMotion : Motion; diff --git a/app/javascript/mastodon/features/ui/util/reduced_motion.js b/app/javascript/mastodon/features/ui/util/reduced_motion.js new file mode 100644 index 00000000000..95519042b43 --- /dev/null +++ b/app/javascript/mastodon/features/ui/util/reduced_motion.js @@ -0,0 +1,44 @@ +// Like react-motion's Motion, but reduces all animations to cross-fades +// for the benefit of users with motion sickness. +import React from 'react'; +import Motion from 'react-motion/lib/Motion'; +import PropTypes from 'prop-types'; + +const stylesToKeep = ['opacity', 'backgroundOpacity']; + +const extractValue = (value) => { + // This is either an object with a "val" property or it's a number + return (typeof value === 'object' && value && 'val' in value) ? value.val : value; +}; + +class ReducedMotion extends React.Component { + + static propTypes = { + defaultStyle: PropTypes.object, + style: PropTypes.object, + children: PropTypes.func, + } + + render() { + + const { style, defaultStyle, children } = this.props; + + Object.keys(style).forEach(key => { + if (stylesToKeep.includes(key)) { + return; + } + // If it's setting an x or height or scale or some other value, we need + // to preserve the end-state value without actually animating it + style[key] = defaultStyle[key] = extractValue(style[key]); + }); + + return ( + + {children} + + ); + } + +} + +export default ReducedMotion;