22 lines
754 B
JavaScript
22 lines
754 B
JavaScript
import { cubicInOut } from 'svelte/easing';
|
|
import { crossfade } from 'svelte/transition';
|
|
// TODO: convert to js transitions on revisit.
|
|
// eslint-disable-next-line @typescript-eslint/no-unused-vars
|
|
function swoop(duration, x, y) {
|
|
return crossfade({
|
|
duration: (d) => Math.sqrt(d * duration),
|
|
fallback(node) {
|
|
const style = getComputedStyle(node);
|
|
const transform = style.transform === 'none' ? '' : style.transform;
|
|
return {
|
|
duration,
|
|
easing: cubicInOut,
|
|
css: (t, u) => `
|
|
transform: ${transform} scale(${t}) translate(${u * x}%, ${u * y}%);
|
|
opacity: ${t}
|
|
`
|
|
};
|
|
}
|
|
});
|
|
}
|