ユーザーの動きの好みを考慮したインタラクティブな単語効果を作成します。
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HTML
<h1 split-by="word" word-animation="hover">
hover the words
</h1>
CSS
@media (prefers-reduced-motion:no-preference) {
[word-animation] {
display: inline-flex;
flex-wrap: wrap;
gap: 1ch
}
}
@media (prefers-reduced-motion:no-preference) and (hover) {
[word-animation=hover] {
overflow: hidden;
overflow: clip
}
[word-animation=hover]>span {
transition: transform .3s ease;
cursor: pointer
}
[word-animation=hover]>span:not(:hover) {
transform: translateY(50%)
}
}
JS
const span = (text, index) => {
const node = document.createElement('span')
node.textContent = text
node.style.setProperty('--index', index)
return node
}
export const byWord = text =>
text.split(' ').map(span)
const {matches:motionOK} = window.matchMedia(
'(prefers-reduced-motion: no-preference)'
)
if (motionOK) {
const splitTargets = document.querySelectorAll('[split-by]')
splitTargets.forEach(node => {
let nodes = byWord(node.innerText)
if (nodes)
node.firstChild.replaceWith(...nodes)
})
}