Crea efectos de palabras infinitamente animados que respeten las preferencias de movimiento del usuario.
Artículo completo · Video en YouTube · Fuente en GitHub
<p split-by="word" word-animation="trampoline">
split a paragraph of content 🤘💀
</p>
@keyframes trampoline {
0% {
transform: translateY(100%);
animation-timing-function: ease-out
}
50% {
transform: translateY(0);
animation-timing-function: ease-in
}
}
@media (prefers-reduced-motion:no-preference) {
[word-animation] {
display: inline-flex;
flex-wrap: wrap;
gap: 1ch
}
[word-animation=trampoline]>span {
display: inline-block;
transform: translateY(100%);
animation: trampoline 3s ease calc(var(--index) * 150 * 1ms) infinite alternate
}
}
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)
})
}